diff options
| -rw-r--r-- | recipes/linux/linux-2.6.32/ep93xx/edb9301-fix-machine-id.patch | 19 | ||||
| -rw-r--r-- | recipes/linux/linux-2.6.32/ep93xx/ep93xx-cpuinfo.patch | 43 | ||||
| -rw-r--r-- | recipes/linux/linux-2.6.32/ep93xx/ep93xx-dma.patch | 3641 | ||||
| -rw-r--r-- | recipes/linux/linux-2.6.32/ep93xx/ep93xx-eth.patch | 2718 | ||||
| -rw-r--r-- | recipes/linux/linux-2.6.32/ep93xx/ep93xx-i2c.patch | 234 | ||||
| -rw-r--r-- | recipes/linux/linux-2.6.32/ep93xx/ep93xx-regs.patch | 490 | ||||
| -rw-r--r-- | recipes/linux/linux-2.6.32/ep93xx/ep93xx-snd-ac97.patch | 3829 | ||||
| -rw-r--r-- | recipes/linux/linux-2.6.32/ep93xx/ep93xx-spi.patch | 721 | ||||
| -rw-r--r-- | recipes/linux/linux-2.6.32/ep93xx/ep93xx-touchscreen.patch | 1320 | ||||
| -rw-r--r-- | recipes/linux/linux-2.6.32/ep93xx/series | 7 | ||||
| -rw-r--r-- | recipes/linux/linux-2.6.32/ep93xx/simone-board-def.patch | 1653 | ||||
| -rw-r--r-- | recipes/linux/linux/simone/defconfig | 1751 | ||||
| -rw-r--r-- | recipes/linux/linux_2.6.32.bb | 15 |
13 files changed, 16440 insertions, 1 deletions
diff --git a/recipes/linux/linux-2.6.32/ep93xx/edb9301-fix-machine-id.patch b/recipes/linux/linux-2.6.32/ep93xx/edb9301-fix-machine-id.patch new file mode 100644 index 0000000000..7fc04bd321 --- /dev/null +++ b/recipes/linux/linux-2.6.32/ep93xx/edb9301-fix-machine-id.patch @@ -0,0 +1,19 @@ +--- + arch/arm/tools/mach-types | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- linux-2.6.31.orig/arch/arm/tools/mach-types ++++ linux-2.6.31/arch/arm/tools/mach-types +@@ -473,11 +473,11 @@ hawk MACH_HAWK HAWK 456 + ccat91sbc001 MACH_CCAT91SBC001 CCAT91SBC001 457 + expresso MACH_EXPRESSO EXPRESSO 458 + h4000 MACH_H4000 H4000 459 + dino MACH_DINO DINO 460 + ml675k MACH_ML675K ML675K 461 +-edb9301 MACH_EDB9301 EDB9301 462 ++edb9301 MACH_EDB9301 EDB9301 454 + edb9315 MACH_EDB9315 EDB9315 463 + reciva_tt MACH_RECIVA_TT RECIVA_TT 464 + cstcb01 MACH_CSTCB01 CSTCB01 465 + cstcb1 MACH_CSTCB1 CSTCB1 466 + shadwell MACH_SHADWELL SHADWELL 467 diff --git a/recipes/linux/linux-2.6.32/ep93xx/ep93xx-cpuinfo.patch b/recipes/linux/linux-2.6.32/ep93xx/ep93xx-cpuinfo.patch new file mode 100644 index 0000000000..5409bf72db --- /dev/null +++ b/recipes/linux/linux-2.6.32/ep93xx/ep93xx-cpuinfo.patch @@ -0,0 +1,43 @@ +--- + arch/arm/kernel/setup.c | 12 ++++++++++++ + 1 file changed, 12 insertions(+) + +--- linux-2.6.32.orig/arch/arm/kernel/setup.c ++++ linux-2.6.32/arch/arm/kernel/setup.c +@@ -41,10 +41,15 @@ + #include <asm/mach/irq.h> + #include <asm/mach/time.h> + #include <asm/traps.h> + #include <asm/unwind.h> + ++#if defined(CONFIG_ARCH_EP93XX) ++#include <mach/io.h> ++#include <mach/ep93xx-regs.h> ++#endif ++ + #include "compat.h" + #include "atags.h" + #include "tcm.h" + + #ifndef MEM_SIZE +@@ -858,13 +863,20 @@ static int c_show(struct seq_file *m, vo + seq_printf(m, "CPU revision\t: %d\n", read_cpuid_id() & 15); + + seq_puts(m, "\n"); + + seq_printf(m, "Hardware\t: %s\n", machine_name); ++#if defined(CONFIG_ARCH_EP93XX) ++ seq_printf(m, "Revision\t: %04x\n", ++ *((unsigned int *)EP93XX_SYSCON_CHIP_ID) >> 28); ++ seq_printf(m, "Serial\t\t: %016x\n", ++ *((unsigned int *)EP93XX_SECURITY_UNIQID)); ++#else + seq_printf(m, "Revision\t: %04x\n", system_rev); + seq_printf(m, "Serial\t\t: %08x%08x\n", + system_serial_high, system_serial_low); ++#endif + + return 0; + } + + static void *c_start(struct seq_file *m, loff_t *pos) diff --git a/recipes/linux/linux-2.6.32/ep93xx/ep93xx-dma.patch b/recipes/linux/linux-2.6.32/ep93xx/ep93xx-dma.patch new file mode 100644 index 0000000000..c8e6c0f8a3 --- /dev/null +++ b/recipes/linux/linux-2.6.32/ep93xx/ep93xx-dma.patch @@ -0,0 +1,3641 @@ +--- + arch/arm/mach-ep93xx/Makefile | 2 + arch/arm/mach-ep93xx/dma_ep93xx.c | 2940 ++++++++++++++++++++++++++++++++++++++ + arch/arm/mach-ep93xx/dma_ep93xx.h | 676 ++++++++ + 3 files changed, 3617 insertions(+), 1 deletion(-) + +--- linux-2.6.31.orig/arch/arm/mach-ep93xx/Makefile ++++ linux-2.6.31/arch/arm/mach-ep93xx/Makefile +@@ -1,9 +1,9 @@ + # + # Makefile for the linux kernel. + # +-obj-y := core.o clock.o dma-m2p.o gpio.o ++obj-y := core.o clock.o dma-m2p.o gpio.o dma_ep93xx.o + obj-m := + obj-n := + obj- := + + obj-$(CONFIG_MACH_ADSSPHERE) += adssphere.o +--- /dev/null ++++ linux-2.6.31/arch/arm/mach-ep93xx/dma_ep93xx.c +@@ -0,0 +1,2940 @@ ++/****************************************************************************** ++ * arch/arm/mach-ep9312/dma_ep93xx.c ++ * ++ * Support functions for the ep93xx internal DMA channels. ++ * (see also Documentation/arm/ep93xx/dma.txt) ++ * ++ * Copyright (C) 2003 Cirrus Logic ++ * ++ * A large portion of this file is based on the dma api implemented by ++ * Nicolas Pitre, dma-sa1100.c, copyrighted 2000. ++ * ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License as published by ++ * the Free Software Foundation; either version 2 of the License, or ++ * (at your option) any later version. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ * ++ * You should have received a copy of the GNU General Public License ++ * along with this program; if not, write to the Free Software ++ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA ++ * ++ ****************************************************************************/ ++#include <linux/autoconf.h> ++#include <linux/module.h> ++#include <linux/init.h> ++#include <linux/sched.h> ++#include <linux/spinlock.h> ++#include <linux/slab.h> ++#include <linux/errno.h> ++#include <linux/delay.h> ++#include <linux/interrupt.h> ++ ++#include <asm/system.h> ++#include <asm/irq.h> ++#include <asm/hardware.h> ++#include <asm/io.h> ++#include <asm/dma.h> ++#include <asm/mach/dma.h> ++#include "dma_ep93xx.h" ++ ++/***************************************************************************** ++ * ++ * Debugging macros ++ * ++ ****************************************************************************/ ++#undef DEBUG ++//#define DEBUG 1 ++#ifdef DEBUG ++#define DPRINTK( fmt, arg... ) printk( fmt, ##arg ) ++#else ++#define DPRINTK( fmt, arg... ) ++#endif ++ ++/***************************************************************************** ++ * ++ * static global variables ++ * ++ ****************************************************************************/ ++ep93xx_dma_t dma_chan[MAX_EP93XX_DMA_CHANNELS]; ++ ++/* ++ * lock used to protect the list of dma channels while searching for a free ++ * channel during dma_request. ++ */ ++//static spinlock_t dma_list_lock; ++static spinlock_t dma_list_lock = SPIN_LOCK_UNLOCKED; ++ ++/***************************************************************************** ++ * ++ * Internal DMA processing functions. ++ * ++ ****************************************************************************/ ++/***************************************************************************** ++ * ++ * get_dma_channel_from_handle() ++ * ++ * If Handle is valid, returns the DMA channel # (0 to 9 for channels 1-10) ++ * If Handle is not valid, returns -1. ++ * ++ ****************************************************************************/ ++static int ++dma_get_channel_from_handle(int handle) ++{ ++ int channel; ++ ++ /* ++ * Get the DMA channel # from the handle. ++ */ ++ channel = ((int)handle & DMA_HANDLE_SPECIFIER_MASK) >> 28; ++ ++ /* ++ * See if this is a valid handle. ++ */ ++ if (dma_chan[channel].last_valid_handle != (int)handle) { ++ DPRINTK("DMA ERROR - invalid handle 0x%x \n", handle); ++ return(-1); ++ } ++ ++ /* ++ * See if this instance is still open ++ */ ++ if (!dma_chan[channel].ref_count ) ++ return(-1); ++ ++ return(channel); ++} ++ ++static void dma_m2m_transfer_done(ep93xx_dma_t *dma) ++{ ++ unsigned int uiCONTROL; ++ unsigned int M2M_reg_base = dma->reg_base; ++ unsigned int read_back; ++ ++ DPRINTK("1 "); ++ ++ outl( 0, M2M_reg_base+M2M_OFFSET_INTERRUPT ); ++ ++ if (dma->total_buffers) { ++ /* ++ * The current_buffer has already been tranfered, so add the ++ * byte count to the total_bytes field. ++ */ ++ dma->total_bytes = dma->total_bytes + ++ dma->buffer_queue[dma->current_buffer].size; ++ ++ /* ++ * Mark the current_buffer as used. ++ */ ++ dma->buffer_queue[dma->current_buffer].used = TRUE; ++ ++ /* ++ * Increment the used buffer counter ++ */ ++ dma->used_buffers++; ++ ++ DPRINTK("#%d", dma->current_buffer); ++ ++ /* ++ * Increment the current_buffer ++ */ ++ dma->current_buffer = (dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS; ++ ++ /* ++ * check if there's a new buffer to transfer. ++ */ ++ if (dma->new_buffers && dma->xfer_enable) { ++ /* ++ * We have a new buffer to transfer so program in the ++ * buffer values. Since a STALL interrupt was ++ * triggered, we program the buffer descriptor 0 ++ * ++ * Set the SAR_BASE/DAR_BASE/BCR registers with values ++ * from the next buffer in the queue. ++ */ ++ outl( dma->buffer_queue[dma->current_buffer].source, ++ M2M_reg_base + M2M_OFFSET_SAR_BASE0 ); ++ ++ outl( dma->buffer_queue[dma->current_buffer].dest, ++ M2M_reg_base + M2M_OFFSET_DAR_BASE0 ); ++ ++ outl( dma->buffer_queue[dma->current_buffer].size, ++ M2M_reg_base + M2M_OFFSET_BCR0 ); ++ ++ DPRINTK("SAR_BASE0 - 0x%x\n", dma->buffer_queue[dma->current_buffer].source); ++ DPRINTK("DAR_BASE0 - 0x%x\n", dma->buffer_queue[dma->current_buffer].dest); ++ DPRINTK("BCR0 - 0x%x\n", dma->buffer_queue[dma->current_buffer].size); ++ ++ /* ++ * Decrement the new buffer counter ++ */ ++ dma->new_buffers--; ++ ++ /* ++ * If there's a second new buffer, we program the ++ * second buffer descriptor. ++ */ ++ if (dma->new_buffers) { ++ outl( dma->buffer_queue[(dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS].source, ++ M2M_reg_base+M2M_OFFSET_SAR_BASE1 ); ++ ++ outl( dma->buffer_queue[(dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS].dest, ++ M2M_reg_base+M2M_OFFSET_DAR_BASE1 ); ++ ++ outl( dma->buffer_queue[(dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS].size, ++ M2M_reg_base+M2M_OFFSET_BCR1 ); ++ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL |= CONTROL_M2M_NFBINTEN; ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ ++ dma->new_buffers--; ++ } ++ } else { ++ DPRINTK("2 \n"); ++ /* ++ * There's a chance we setup both buffer descriptors, ++ * but didn't service the NFB quickly enough, causing ++ * the channel to transfer both buffers, then enter the ++ * stall state. So, we need to be able to process the ++ * second buffer. ++ */ ++ if ((dma->used_buffers + dma->new_buffers) < dma->total_buffers) ++ { ++ DPRINTK("3 "); ++ ++ /* ++ * The current_buffer has already been ++ * tranferred, so add the byte count to the ++ * total_bytes field. ++ */ ++ dma->total_bytes = dma->total_bytes + ++ dma->buffer_queue[dma->current_buffer].size; ++ ++ /* ++ * Mark the current_buffer as used. ++ */ ++ dma->buffer_queue[dma->current_buffer].used = TRUE; ++ ++ /* ++ * Increment the used buffer counter ++ */ ++ dma->used_buffers++; ++ ++ DPRINTK("#%d", dma->current_buffer); ++ ++ /* ++ * Increment the current buffer pointer. ++ */ ++ dma->current_buffer = (dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS; ++ ++ } ++ ++ /* ++ * No new buffers to transfer, so disable the channel. ++ */ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL &= ~CONTROL_M2M_ENABLE; ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ ++ /* ++ * Indicate that this channel is in the pause by ++ * starvation state by setting the pause bit to true. ++ */ ++ dma->pause = TRUE; ++ } ++ } else { ++ /* ++ * No buffers to transfer, or old buffers to mark as used, ++ * so disable the channel ++ */ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL &= ~CONTROL_M2M_ENABLE; ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ ++ /* ++ * Must read the control register back after a write. ++ */ ++ read_back = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ ++ /* ++ * Indicate that this channel is in the pause by ++ * starvation state by setting the pause bit to true. ++ */ ++ dma->pause = TRUE; ++ } ++} ++ ++static void dma_m2m_next_frame_buffer(ep93xx_dma_t *dma) ++{ ++ int loop; ++ unsigned int uiCONTROL; ++ unsigned int M2M_reg_base = dma->reg_base; ++ ++ DPRINTK("5 "); ++ ++ if (dma->total_buffers) { ++ DPRINTK("6 "); ++ /* ++ * The iCurrentBuffer has already been transfered. so add the ++ * byte count from the current buffer to the total byte count. ++ */ ++ dma->total_bytes = dma->total_bytes + ++ dma->buffer_queue[dma->current_buffer].size; ++ ++ /* ++ * Mark the Current Buffer as used. ++ */ ++ dma->buffer_queue[dma->current_buffer].used = TRUE; ++ ++ /* ++ * Increment the used buffer counter ++ */ ++ dma->used_buffers++; ++ ++ DPRINTK("#%d", dma->current_buffer); ++ ++ if ((dma->buffer_queue[ ++ (dma->current_buffer + 1) % MAX_EP93XX_DMA_BUFFERS].last) || ++ (dma->new_buffers == 0) || (dma->xfer_enable == FALSE)) { ++ DPRINTK("7 "); ++ ++ /* ++ * This is the last Buffer in this transaction, so ++ * disable the NFB interrupt. We shouldn't get an NFB ++ * int when the FSM moves to the ON state where it ++ * would typically get the NFB int indicating a new ++ * buffer can be programmed. Instead, once in the ON ++ * state, the DMA will just proceed to complete the ++ * transfer of the current buffer, move the FSB ++ * directly to the STALL state where a STALL interrupt ++ * will be generated. ++ */ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL &= ~CONTROL_M2M_NFBINTEN ; ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ ++ /* ++ * The current buffer has been transferred, so ++ * increment the current buffer counter to reflect ++ * this. ++ */ ++ dma->current_buffer = (dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS; ++ ++ DPRINTK("End of NFB handling. \n"); ++ DPRINTK("CONTROL - 0x%x \n", ++ inl(M2M_reg_base+M2M_OFFSET_CONTROL) ); ++ DPRINTK("STATUS - 0x%x \n", ++ inl(M2M_reg_base+M2M_OFFSET_STATUS) ); ++ DPRINTK("SAR_BASE0 - 0x%x \n", ++ inl(M2M_reg_base+M2M_OFFSET_SAR_BASE0) ); ++ DPRINTK("SAR_CUR0 - 0x%x \n", ++ inl(M2M_reg_base+M2M_OFFSET_SAR_CURRENT0) ); ++ DPRINTK("DAR_BASE0 - 0x%x \n", ++ inl(M2M_reg_base+M2M_OFFSET_DAR_BASE0) ); ++ DPRINTK("DAR_CUR0 - 0x%x \n", ++ inl(M2M_reg_base+M2M_OFFSET_DAR_CURRENT0) ); ++ ++ DPRINTK("Buffer buf_id source size last used \n"); ++ for (loop = 0; loop < 32; loop ++) ++ DPRINTK("%d 0x%x 0x%x 0x%x %d %d \n", ++ loop, dma->buffer_queue[loop].buf_id, ++ dma->buffer_queue[loop].source, ++ dma->buffer_queue[loop].size, ++ dma->buffer_queue[loop].last, ++ dma->buffer_queue[loop].used); ++ DPRINTK("pause 0x%x 0x%x 0x%x %d %d \n", ++ dma->pause_buf.buf_id, dma->pause_buf.source, ++ dma->pause_buf.size, dma->pause_buf.last, ++ dma->pause_buf.used); ++ ++ DPRINTK("Pause - %d \n", dma->pause); ++ DPRINTK("xfer_enable - %d \n", dma->xfer_enable); ++ DPRINTK("total bytes - 0x%x \n", dma->total_bytes); ++ DPRINTK("total buffer - %d \n", dma->total_buffers); ++ DPRINTK("new buffers - %d \n", dma->new_buffers); ++ DPRINTK("current buffer - %d \n", dma->current_buffer); ++ DPRINTK("last buffer - %d \n", dma->last_buffer); ++ DPRINTK("used buffers - %d \n", dma->used_buffers); ++ DPRINTK("callback addr - 0x%p \n", dma->callback); ++ ++ } else if (dma->new_buffers) { ++ DPRINTK("8 "); ++ /* ++ * We have a new buffer, so increment the current ++ * buffer to point to the next buffer, which is already ++ * programmed into the DMA. Next time around, it'll be ++ * pointing to the current buffer. ++ */ ++ dma->current_buffer = (dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS; ++ ++ /* ++ * We know we have a new buffer to program as the next ++ * buffer, so check which set of SAR_BASE/DAR_BASE/BCR ++ * registers to program. ++ */ ++ if ( inl(M2M_reg_base+M2M_OFFSET_STATUS) & STATUS_M2M_NB ) { ++ /* ++ * Set the SAR_BASE1/DAR_BASE1/BCR1 registers ++ * with values from the next buffer in the ++ * queue. ++ */ ++ outl( dma->buffer_queue[(dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS].source, ++ M2M_reg_base+M2M_OFFSET_SAR_BASE1 ); ++ ++ outl( dma->buffer_queue[(dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS].dest, ++ M2M_reg_base+M2M_OFFSET_DAR_BASE1 ); ++ ++ outl( dma->buffer_queue[(dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS].size, ++ M2M_reg_base+M2M_OFFSET_BCR1 ); ++ } else { ++ /* ++ * Set the SAR_BASE0/DAR_BASE0/BCR0 registers ++ * with values from the next buffer in the ++ * queue. ++ */ ++ outl( dma->buffer_queue[(dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS].source, ++ M2M_reg_base+M2M_OFFSET_SAR_BASE0 ); ++ ++ outl( dma->buffer_queue[(dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS].dest, ++ M2M_reg_base+M2M_OFFSET_DAR_BASE0 ); ++ ++ outl( dma->buffer_queue[(dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS].size, ++ M2M_reg_base+M2M_OFFSET_BCR0 ); ++ } ++ ++ /* ++ * Decrement the new buffers counter ++ */ ++ dma->new_buffers--; ++ } ++ } else { ++ /* ++ * Total number of buffers is 0 - really we should never get ++ * here, but just in case. ++ */ ++ DPRINTK("9 \n"); ++ ++ /* ++ * No new buffers to transfer, so Disable the channel ++ */ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL &= ~CONTROL_M2M_ENABLE; ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ ++ /* ++ * Indicate that the channel is paused by starvation. ++ */ ++ dma->pause = 1; ++ } ++} ++ ++/***************************************************************************** ++ * ++ * dma_m2m_irq_handler ++ * ++ ****************************************************************************/ ++static irqreturn_t ++dma_m2m_irq_handler(int irq, void *dev_id) ++{ ++ ep93xx_dma_t *dma = (ep93xx_dma_t *)dev_id; ++ unsigned int M2M_reg_base = dma->reg_base; ++ ep93xx_dma_dev_t dma_int = UNDEF_INT; ++ int status; ++ ++// printk("+m2m irq=%d\n", irq); ++ ++ /* ++ * Determine what kind of dma interrupt this is. ++ */ ++ status = inl(M2M_reg_base + M2M_OFFSET_INTERRUPT); ++ if ( status & INTERRUPT_M2M_DONEINT ) ++ dma_int = DONE; // we're done with a requested dma ++ else if ( status & INTERRUPT_M2M_NFBINT ) ++ dma_int = NFB; // we're done with one dma buffer ++ ++ DPRINTK("IRQ: b=%#x st=%#x\n", (int)dma->current_buffer, dma_int); ++ ++ switch (dma_int) { ++ /* ++ * Next Frame Buffer Interrupt. If there's a new buffer program it ++ * Check if this is the last buffer in the transfer, ++ * and if it is, disable the NFB int to prevent being ++ * interrupted for another buffer when we know there won't be ++ * another. ++ */ ++ case NFB: ++ dma_m2m_next_frame_buffer(dma); ++ break; ++ /* ++ * Done interrupt generated, indicating that the transfer is complete. ++ */ ++ case DONE: ++ dma_m2m_transfer_done(dma); ++ break; ++ ++ default: ++ break; ++ } ++ ++ if ((dma_int != UNDEF_INT) && dma->callback) ++ dma->callback(dma_int, dma->device, dma->user_data); ++ ++ return IRQ_HANDLED; ++} ++ ++/***************************************************************************** ++ * ++ * dma_m2p_irq_handler ++ * ++ * ++ * ++ ****************************************************************************/ ++static irqreturn_t ++dma_m2p_irq_handler(int irq, void *dev_id) ++{ ++ ep93xx_dma_t *dma = (ep93xx_dma_t *) dev_id; ++ unsigned int M2P_reg_base = dma->reg_base; ++ unsigned int read_back; ++ ep93xx_dma_dev_t dma_int = UNDEF_INT; ++ unsigned int loop, uiCONTROL, uiINTERRUPT; ++ ++ /* ++ * Determine what kind of dma interrupt this is. ++ */ ++ if ( inl(M2P_reg_base+M2P_OFFSET_INTERRUPT) & INTERRUPT_M2P_STALLINT ) ++ dma_int = STALL; ++ else if ( inl(M2P_reg_base+M2P_OFFSET_INTERRUPT) & INTERRUPT_M2P_NFBINT ) ++ dma_int = NFB; ++ else if ( inl(M2P_reg_base+M2P_OFFSET_INTERRUPT) & INTERRUPT_M2P_CHERRORINT ) ++ dma_int = CHERROR; ++ ++ /* ++ * Stall Interrupt: The Channel is stalled, meaning nothing is ++ * programmed to transfer right now. So, we're back to the ++ * beginnning. If there's a buffer to transfer, program it into ++ * max and base 0 registers. ++ */ ++ if (dma_int == STALL) { ++ DPRINTK("1 "); ++ ++ if (dma->total_buffers) { ++ /* ++ * The current_buffer has already been tranfered, so ++ * add the byte count to the total_bytes field. ++ */ ++ dma->total_bytes = dma->total_bytes + ++ dma->buffer_queue[dma->current_buffer].size; ++ ++ /* ++ * Mark the current_buffer as used. ++ */ ++ dma->buffer_queue[dma->current_buffer].used = TRUE; ++ ++ /* ++ * Increment the used buffer counter ++ */ ++ dma->used_buffers++; ++ ++ DPRINTK("#%d", dma->current_buffer); ++ ++ /* ++ * Increment the current_buffer ++ */ ++ dma->current_buffer = (dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS; ++ ++ /* ++ * check if there's a new buffer to transfer. ++ */ ++ if (dma->new_buffers && dma->xfer_enable) { ++ /* ++ * We have a new buffer to transfer so program ++ * in the buffer values. Since a STALL ++ * interrupt was triggered, we program the ++ * base0 and maxcnt0 ++ * ++ * Set the MAXCNT0 register with the buffer ++ * size ++ */ ++ outl( dma->buffer_queue[dma->current_buffer].size, ++ M2P_reg_base+M2P_OFFSET_MAXCNT0 ); ++ ++ /* ++ * Set the BASE0 register with the buffer base ++ * address ++ */ ++ outl( dma->buffer_queue[dma->current_buffer].source, ++ M2P_reg_base+M2P_OFFSET_BASE0 ); ++ ++ /* ++ * Decrement the new buffer counter ++ */ ++ dma->new_buffers--; ++ ++ if (dma->new_buffers) { ++ DPRINTK("A "); ++ /* ++ * Set the MAXCNT1 register with the ++ * buffer size ++ */ ++ outl( dma->buffer_queue[(dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS].size, ++ M2P_reg_base+M2P_OFFSET_MAXCNT1 ); ++ ++ /* ++ * Set the BASE1 register with the ++ * buffer base address ++ */ ++ outl( dma->buffer_queue[dma->current_buffer + 1 % ++ MAX_EP93XX_DMA_BUFFERS].source, ++ M2P_reg_base+M2P_OFFSET_BASE1 ); ++ ++ /* ++ * Decrement the new buffer counter ++ */ ++ dma->new_buffers--; ++ ++ /* ++ * Enable the NFB Interrupt. ++ */ ++ uiCONTROL = inl(M2P_reg_base+M2P_OFFSET_CONTROL); ++ uiCONTROL |= CONTROL_M2P_NFBINTEN; ++ outl( uiCONTROL, M2P_reg_base+M2P_OFFSET_CONTROL ); ++ } ++ } else { ++ /* ++ * No new buffers. ++ */ ++ DPRINTK("2 \n"); ++ ++ /* ++ * There's a chance we setup both buffer descriptors, but ++ * didn't service the NFB quickly enough, causing the channel ++ * to transfer both buffers, then enter the stall state. ++ * So, we need to be able to process the second buffer. ++ */ ++ if ((dma->used_buffers + dma->new_buffers) < dma->total_buffers) { ++ DPRINTK("3 "); ++ ++ /* ++ * The current_buffer has already been tranfered, so add the ++ * byte count to the total_bytes field. ++ */ ++ dma->total_bytes = dma->total_bytes + ++ dma->buffer_queue[dma->current_buffer].size; ++ ++ /* ++ * Mark the current_buffer as used. ++ */ ++ dma->buffer_queue[dma->current_buffer].used = TRUE; ++ ++ /* ++ * Increment the used buffer counter ++ */ ++ dma->used_buffers++; ++ ++ DPRINTK("#%d", dma->current_buffer); ++ ++ /* ++ * Increment the current buffer pointer. ++ */ ++ dma->current_buffer = (dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS; ++ ++ } ++ ++ /* ++ * No new buffers to transfer, so disable the channel. ++ */ ++ uiCONTROL = inl(M2P_reg_base+M2P_OFFSET_CONTROL); ++ uiCONTROL &= ~CONTROL_M2P_ENABLE; ++ outl( uiCONTROL, M2P_reg_base+M2P_OFFSET_CONTROL ); ++ ++ /* ++ * Indicate that this channel is in the pause by starvation ++ * state by setting the pause bit to true. ++ */ ++ dma->pause = TRUE; ++ ++ DPRINTK("STATUS - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_STATUS) ); ++ DPRINTK("CONTROL - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_CONTROL) ); ++ DPRINTK("REMAIN - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_REMAIN) ); ++ DPRINTK("PPALLOC - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_PPALLOC) ); ++ DPRINTK("BASE0 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_BASE0) ); ++ DPRINTK("MAXCNT0 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_MAXCNT0) ); ++ DPRINTK("CURRENT0 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_CURRENT0) ); ++ DPRINTK("BASE1 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_BASE1) ); ++ DPRINTK("MAXCNT1 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_MAXCNT1) ); ++ DPRINTK("CURRENT1 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_CURRENT1) ); ++ ++ DPRINTK("Buffer buf_id source size last used \n"); ++ for (loop = 0; loop < 32; loop ++) ++ DPRINTK("%d 0x%x 0x%x 0x%x %d %d \n", ++ loop, dma->buffer_queue[loop].buf_id, dma->buffer_queue[loop].source, ++ dma->buffer_queue[loop].size, ++ dma->buffer_queue[loop].last, dma->buffer_queue[loop].used); ++ DPRINTK("pause 0x%x 0x%x 0x%x %d %d \n", ++ dma->pause_buf.buf_id, dma->pause_buf.source, dma->pause_buf.size, ++ dma->pause_buf.last, dma->pause_buf.used); ++ ++ DPRINTK("Pause - %d \n", dma->pause); ++ DPRINTK("xfer_enable - %d \n", dma->xfer_enable); ++ DPRINTK("total bytes - 0x%x \n", dma->total_bytes); ++ DPRINTK("total buffer - %d \n", dma->total_buffers); ++ DPRINTK("new buffers - %d \n", dma->new_buffers); ++ DPRINTK("current buffer - %d \n", dma->current_buffer); ++ DPRINTK("last buffer - %d \n", dma->last_buffer); ++ DPRINTK("used buffers - %d \n", dma->used_buffers); ++ DPRINTK("callback addr - 0x%p \n", dma->callback); ++ } ++ } else { ++ /* ++ * No buffers to transfer, or old buffers to mark as used, ++ * so Disable the channel ++ */ ++ uiCONTROL = inl(M2P_reg_base+M2P_OFFSET_CONTROL); ++ uiCONTROL &= ~CONTROL_M2P_ENABLE; ++ outl( uiCONTROL, M2P_reg_base+M2P_OFFSET_CONTROL ); ++ ++ /* ++ * Must read the control register back after a write. ++ */ ++ read_back = inl(M2P_reg_base+M2P_OFFSET_CONTROL); ++ ++ /* ++ * Indicate that this channel is in the pause by ++ * starvation state by setting the pause bit to true. ++ */ ++ dma->pause = TRUE; ++ } ++ } ++ ++ /* ++ * Next Frame Buffer Interrupt. If there's a new buffer program it ++ * Check if this is the last buffer in the transfer, ++ * and if it is, disable the NFB int to prevent being ++ * interrupted for another buffer when we know there won't be ++ * another. ++ */ ++ if (dma_int == NFB) { ++ DPRINTK("5 "); ++ ++ if (dma->total_buffers) { ++ DPRINTK("6 "); ++ /* ++ * The iCurrentBuffer has already been transfered. so add the ++ * byte count from the current buffer to the total byte count. ++ */ ++ dma->total_bytes = dma->total_bytes + ++ dma->buffer_queue[dma->current_buffer].size; ++ ++ /* ++ * Mark the Current Buffer as used. ++ */ ++ dma->buffer_queue[dma->current_buffer].used = TRUE; ++ ++ /* ++ * Increment the used buffer counter ++ */ ++ dma->used_buffers++; ++ ++ DPRINTK("#%d", dma->current_buffer); ++ ++ if ((dma->buffer_queue[ ++ (dma->current_buffer + 1) % MAX_EP93XX_DMA_BUFFERS].last) || ++ (dma->new_buffers == 0) || (dma->xfer_enable == FALSE)) { ++ DPRINTK("7 "); ++ ++ /* ++ * This is the last Buffer in this transaction, so disable ++ * the NFB interrupt. We shouldn't get an NFB int when the ++ * FSM moves to the ON state where it would typically get the ++ * NFB int indicating a new buffer can be programmed. ++ * Instead, once in the ON state, the DMA will just proceed ++ * to complet the transfer of the current buffer, move the ++ * FSB directly to the STALL state where a STALL interrupt ++ * will be generated. ++ */ ++ uiCONTROL = inl(M2P_reg_base+M2P_OFFSET_CONTROL); ++ uiCONTROL &= ~CONTROL_M2P_NFBINTEN; ++ outl( uiCONTROL, M2P_reg_base+M2P_OFFSET_CONTROL ); ++ ++ /* ++ * The current buffer has been transferred, so increment ++ * the current buffer counter to reflect this. ++ */ ++ dma->current_buffer = (dma->current_buffer + 1) % MAX_EP93XX_DMA_BUFFERS; ++ ++ DPRINTK("End of NFB handling. \n"); ++ DPRINTK("STATUS - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_STATUS) ); ++ DPRINTK("CONTROL - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_CONTROL) ); ++ DPRINTK("REMAIN - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_REMAIN) ); ++ DPRINTK("PPALLOC - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_PPALLOC) ); ++ DPRINTK("BASE0 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_BASE0) ); ++ DPRINTK("MAXCNT0 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_MAXCNT0) ); ++ DPRINTK("CURRENT0 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_CURRENT0) ); ++ DPRINTK("BASE1 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_BASE1) ); ++ DPRINTK("MAXCNT1 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_MAXCNT1) ); ++ DPRINTK("CURRENT1 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_CURRENT1) ); ++ ++ DPRINTK("Buffer buf_id source size last used \n"); ++ for (loop = 0; loop < 32; loop ++) ++ DPRINTK("%d 0x%x 0x%x 0x%x %d %d \n", ++ loop, dma->buffer_queue[loop].buf_id, dma->buffer_queue[loop].source, ++ dma->buffer_queue[loop].size, ++ dma->buffer_queue[loop].last, dma->buffer_queue[loop].used); ++ DPRINTK("pause 0x%x 0x%x 0x%x %d %d \n", ++ dma->pause_buf.buf_id, dma->pause_buf.source, dma->pause_buf.size, ++ dma->pause_buf.last, dma->pause_buf.used); ++ ++ DPRINTK("Pause - %d \n", dma->pause); ++ DPRINTK("xfer_enable - %d \n", dma->xfer_enable); ++ DPRINTK("total bytes - 0x%x \n", dma->total_bytes); ++ DPRINTK("total buffer - %d \n", dma->total_buffers); ++ DPRINTK("new buffers - %d \n", dma->new_buffers); ++ DPRINTK("current buffer - %d \n", dma->current_buffer); ++ DPRINTK("last buffer - %d \n", dma->last_buffer); ++ DPRINTK("used buffers - %d \n", dma->used_buffers); ++ DPRINTK("callback addr - 0x%p \n", dma->callback); ++ ++ } else if (dma->new_buffers) { ++ DPRINTK("8 "); ++ /* ++ * we have a new buffer, so increment the current buffer to ++ * point to the next buffer, which is already programmed into ++ * the DMA. Next time around, it'll be pointing to the ++ * current buffer. ++ */ ++ dma->current_buffer = (dma->current_buffer + 1) % MAX_EP93XX_DMA_BUFFERS; ++ ++ /* ++ * we know we have a new buffer to program as the next ++ * buffer, so check which set of MAXCNT and BASE registers ++ * to program. ++ */ ++ if ( inl(M2P_reg_base+M2P_OFFSET_STATUS) & STATUS_M2P_NEXTBUFFER ) { ++ /* ++ * Set the MAXCNT1 register with the buffer size ++ */ ++ outl( dma->buffer_queue[ ++ (dma->current_buffer + 1) % MAX_EP93XX_DMA_BUFFERS].size, ++ M2P_reg_base+M2P_OFFSET_MAXCNT1 ); ++ ++ /* ++ * Set the BASE1 register with the buffer base address ++ */ ++ outl( dma->buffer_queue[ ++ (dma->current_buffer + 1) % MAX_EP93XX_DMA_BUFFERS].source, ++ M2P_reg_base+M2P_OFFSET_BASE1 ); ++ } else { ++ /* ++ * Set the MAXCNT0 register with the buffer size ++ */ ++ outl( dma->buffer_queue[ ++ (dma->current_buffer + 1) % MAX_EP93XX_DMA_BUFFERS].size, ++ M2P_reg_base+M2P_OFFSET_MAXCNT0 ); ++ ++ /* ++ * Set the BASE0 register with the buffer base address ++ */ ++ outl( dma->buffer_queue[ ++ (dma->current_buffer + 1) % MAX_EP93XX_DMA_BUFFERS].source, ++ M2P_reg_base+M2P_OFFSET_BASE0 ); ++ } ++ ++ /* ++ * Decrement the new buffers counter ++ */ ++ dma->new_buffers--; ++ } ++ } else { ++ /* ++ * Total number of buffers is 0 - really we should never get here, ++ * but just in case. ++ */ ++ DPRINTK("9 \n"); ++ ++ /* ++ * No new buffers to transfer, so Disable the channel ++ */ ++ uiCONTROL = inl(M2P_reg_base+M2P_OFFSET_CONTROL); ++ uiCONTROL &= ~CONTROL_M2P_ENABLE; ++ outl( uiCONTROL, M2P_reg_base+M2P_OFFSET_CONTROL ); ++ } ++ } ++ ++ /* ++ * Channel Error Interrupt, or perhipheral interrupt, specific to the ++ * memory to/from peripheral channels. ++ */ ++ if (dma_int == CHERROR) { ++ /* ++ * just clear the interrupt, it's really up to the peripheral ++ * driver to determine if any further action is necessary. ++ */ ++ uiINTERRUPT = inl(M2P_reg_base+M2P_OFFSET_INTERRUPT); ++ uiINTERRUPT &= ~INTERRUPT_M2P_CHERRORINT; ++ outl( uiINTERRUPT, M2P_reg_base+M2P_OFFSET_INTERRUPT ); ++ } ++ ++ /* ++ * Make sure the interrupt was valid, and if it was, then check ++ * if a callback function was installed for this DMA channel. If a ++ * callback was installed call it. ++ */ ++ if ((dma_int != UNDEF_INT) && dma->callback) ++ dma->callback(dma_int, dma->device, dma->user_data); ++ ++ return IRQ_HANDLED; ++} ++ ++/***************************************************************************** ++ * ++ * ep9312_dma_open_m2p(int device) ++ * ++ * Description: This function will attempt to open a M2P/P2M DMA channel. ++ * If the open is successful, the channel number is returned, ++ * otherwise a negative number is returned. ++ * ++ * Parameters: ++ * device: device for which the dma channel is requested. ++ * ++ ****************************************************************************/ ++static int ++dma_open_m2p(int device) ++{ ++ int channel = -1; ++ unsigned int loop; ++ unsigned int M2P_reg_base; ++ unsigned int uiPWRCNT; ++ /*unsigned long flags;*/ ++ ++ DPRINTK("DMA Open M2P with hw dev %d\n", device); ++ ++ /* ++ * Lock the dma channel list. ++ */ ++ //spin_lock_irqsave(&dma_list_lock, flags); ++ spin_lock(&dma_list_lock); ++ ++ /* ++ * Verify that the device requesting DMA isn't already using a DMA channel ++ */ ++ if (device >= 10) ++ loop = 1; // Rx transfer requested ++ else ++ loop = 0; // Tx transfer requested ++ ++ for (; loop < 10; loop = loop + 2) ++ /* ++ * Before checking for a matching device, check that the ++ * channel is in use, otherwise the device field is ++ * invalid. ++ */ ++ if (dma_chan[loop].ref_count) ++ if (device == dma_chan[loop].device) { ++ DPRINTK("DMA Open M2P - Error\n"); ++ return(-1); ++ } ++ ++ /* ++ * Get a DMA channel instance for the given hardware device. ++ * If this is a TX look for even numbered channels, else look for ++ * odd numbered channels ++ */ ++ if (device >= 10) ++ loop = 1; /* Rx transfer requested */ ++ else ++ loop = 0; /* Tx transfer requested */ ++ ++ for (; loop < 10; loop = loop + 2) ++ if (!dma_chan[loop].ref_count) { ++ /* ++ * Capture the channel and increment the reference count. ++ */ ++ channel = loop; ++ dma_chan[channel].ref_count++; ++ break; ++ } ++ ++ /* ++ * Unlock the dma channel list. ++ */ ++ //spin_unlock_irqrestore(&dma_list_lock, flags); ++ spin_unlock(&dma_list_lock); ++ /* ++ * See if we got a valid channel. ++ */ ++ if (channel < 0) ++ return(-1); ++ ++ /* ++ * Point regs to the correct dma channel register base. ++ */ ++ M2P_reg_base = dma_chan[channel].reg_base; ++ ++ /* ++ * Turn on the clock for the specified DMA channel ++ * TODO: need to use the correct register name for the ++ * power control register. ++ */ ++ uiPWRCNT = inl(/*SYSCON_PWRCNT*/EP93XX_SYSCON_CLOCK_CONTROL); ++ switch (channel) { ++ case 0: ++ uiPWRCNT |= SYSCON_PWRCNT_DMA_M2PCH0; ++ break; ++ ++ case 1: ++ uiPWRCNT |= SYSCON_PWRCNT_DMA_M2PCH1; ++ break; ++ ++ case 2: ++ uiPWRCNT |= SYSCON_PWRCNT_DMA_M2PCH2; ++ break; ++ ++ case 3: ++ uiPWRCNT |= SYSCON_PWRCNT_DMA_M2PCH3; ++ break; ++ ++ case 4: ++ uiPWRCNT |= SYSCON_PWRCNT_DMA_M2PCH4; ++ break; ++ ++ case 5: ++ uiPWRCNT |= SYSCON_PWRCNT_DMA_M2PCH5; ++ break; ++ ++ case 6: ++ uiPWRCNT |= SYSCON_PWRCNT_DMA_M2PCH6; ++ break; ++ ++ case 7: ++ uiPWRCNT |= SYSCON_PWRCNT_DMA_M2PCH7; ++ break; ++ ++ case 8: ++ uiPWRCNT |= SYSCON_PWRCNT_DMA_M2PCH8; ++ break; ++ ++ case 9: ++ uiPWRCNT |= SYSCON_PWRCNT_DMA_M2PCH9; ++ break; ++ ++ default: ++ return(-1); ++ } ++ outl( uiPWRCNT, /*SYSCON_PWRCNT*/EP93XX_SYSCON_CLOCK_CONTROL ); ++ ++ /* ++ * Clear out the control register before any further setup. ++ */ ++ outl( 0, M2P_reg_base+M2P_OFFSET_CONTROL ); ++ ++ /* ++ * Setup the peripheral port value in the DMA channel registers. ++ */ ++ if (device < 10) ++ outl( (unsigned int)device, M2P_reg_base+M2P_OFFSET_PPALLOC ); ++ else ++ outl( (unsigned int)(device - 10), M2P_reg_base+M2P_OFFSET_PPALLOC ); ++ ++ /* ++ * Let's hold on to the value of the Hw device for comparison later. ++ */ ++ dma_chan[channel].device = device; ++ ++ /* ++ * Success. ++ */ ++ return(channel); ++} ++ ++/***************************************************************************** ++ * ++ * dma_open_m2m(int device) ++ * ++ * Description: This function will attempt to open a M2M DMA channel. ++ * If the open is successful, the channel number is returned, ++ * otherwise a negative number is returned. ++ * ++ * Parameters: ++ * device: device for which the dma channel is requested. ++ * ++ ****************************************************************************/ ++static int ++dma_open_m2m(int device) ++{ ++ int channel = -1; ++ unsigned int loop; ++ unsigned int M2M_reg_base; ++ unsigned int uiPWRCNT, uiCONTROL; ++ /*unsigned long flags;*/ ++ ++ DPRINTK("DMA Open M2M with hw dev %d\n", device); ++ ++ /* ++ * Lock the dma channel list. ++ */ ++ //spin_lock_irqsave(&dma_list_lock, flags); ++ spin_lock(&dma_list_lock); ++ ++ ++ /* ++ * Check if this device is already allocated a channel. ++ * TODO: can one M2M device be allocated multiple channels? ++ */ ++ for (loop = 10; loop < 12; loop++) ++ /* ++ * Before checking for a matching device, check that the ++ * channel is in use, otherwise the device field is ++ * invalid. ++ */ ++ if (dma_chan[loop].ref_count) ++ if (device == dma_chan[loop].device) { ++ DPRINTK("Error - dma_open_m2m - already allocated channel\n"); ++ ++ /* ++ * Unlock the dma channel list. ++ */ ++ //spin_unlock_irqrestore(&dma_list_lock, flags); ++ spin_unlock(&dma_list_lock); ++ /* ++ * Fail. ++ */ ++ return(-1); ++ } ++ ++ /* ++ * Get a DMA channel instance for the given hardware device. ++ */ ++ for (loop = 10; loop < 12; loop++) ++ if (!dma_chan[loop].ref_count) { ++ /* ++ * Capture the channel and increment the reference count. ++ */ ++ channel = loop; ++ dma_chan[channel].ref_count++; ++ break; ++ } ++ ++ /* ++ * Unlock the dma channel list. ++ */ ++ //spin_unlock(dma_list_lock); ++ spin_unlock(&dma_list_lock); ++ //spin_unlock_irqrestore(&dma_list_lock, flags); ++ ++ /* ++ * See if we got a valid channel. ++ */ ++ if (channel < 0) ++ return(-1); ++ ++ /* ++ * Point regs to the correct dma channel register base. ++ */ ++ M2M_reg_base = dma_chan[channel].reg_base; ++ ++ /* ++ * Turn on the clock for the specified DMA channel ++ * TODO: need to use the correct register name for the ++ * power control register. ++ */ ++ uiPWRCNT = inl(/*SYSCON_PWRCNT*/EP93XX_SYSCON_CLOCK_CONTROL); ++ switch (channel) { ++ case 10: ++ uiPWRCNT |= SYSCON_PWRCNT_DMA_M2MCH0; ++ break; ++ ++ case 11: ++ uiPWRCNT |= SYSCON_PWRCNT_DMA_M2MCH1; ++ break; ++ ++ default: ++ return(-1); ++ } ++ outl( uiPWRCNT, /*SYSCON_PWRCNT*/EP93XX_SYSCON_CLOCK_CONTROL); ++ ++ DPRINTK("DMA Open - power control: 0x%x \n", inl(SYSCON_PWRCNT) ); ++ ++ /* ++ * Clear out the control register before any further setup. ++ */ ++ outl( 0, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ ++ /* ++ * Setup the transfer mode and the request source selection within ++ * the DMA M2M channel registers. ++ */ ++ switch (device) { ++ case DMA_MEMORY: ++ /* ++ * Clear TM field, set RSS field to 0 ++ */ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL &= ~(CONTROL_M2M_TM_MASK | CONTROL_M2M_RSS_MASK); ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ break; ++ ++ case DMA_IDE: ++ /* ++ * Set RSS field to 3, Set NO_HDSK, Set PW field to 1 ++ */ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL &= ~(CONTROL_M2M_RSS_MASK|CONTROL_M2M_PW_MASK); ++ uiCONTROL |= (3<<CONTROL_M2M_RSS_SHIFT) | ++ CONTROL_M2M_NO_HDSK | ++ (2<<CONTROL_M2M_PW_SHIFT); ++ ++ uiCONTROL &= ~(CONTROL_M2M_ETDP_MASK); ++ uiCONTROL &= ~(CONTROL_M2M_DACKP); ++ uiCONTROL &= ~(CONTROL_M2M_DREQP_MASK); ++ ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ break; ++ ++ case DMARx_SSP: ++ /* ++ * Set RSS field to 1, Set NO_HDSK, Set TM field to 2 ++ */ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL &= ~(CONTROL_M2M_RSS_MASK|CONTROL_M2M_TM_MASK); ++ uiCONTROL |= (1<<CONTROL_M2M_RSS_SHIFT) | ++ CONTROL_M2M_NO_HDSK | ++ (2<<CONTROL_M2M_TM_SHIFT); ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ break; ++ ++ case DMATx_SSP: ++ /* ++ * Set RSS field to 2, Set NO_HDSK, Set TM field to 1 ++ */ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL &= ~(CONTROL_M2M_RSS_MASK|CONTROL_M2M_TM_MASK); ++ uiCONTROL |= (2<<CONTROL_M2M_RSS_SHIFT) | ++ CONTROL_M2M_NO_HDSK | ++ (1<<CONTROL_M2M_TM_SHIFT); ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ break; ++ ++ case DMATx_EXT_DREQ: ++ /* ++ * Set TM field to 2, set RSS field to 0 ++ */ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL &= ~(CONTROL_M2M_RSS_MASK|CONTROL_M2M_TM_MASK); ++ uiCONTROL |= 1<<CONTROL_M2M_TM_SHIFT; ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ break; ++ ++ case DMARx_EXT_DREQ: ++ /* ++ * Set TM field to 2, set RSS field to 0 ++ */ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL &= ~(CONTROL_M2M_RSS_MASK|CONTROL_M2M_TM_MASK); ++ uiCONTROL |= 2<<CONTROL_M2M_TM_SHIFT; ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ break; ++ ++ default: ++ return -1; ++ } ++ ++ /* ++ * Let's hold on to the value of the Hw device for comparison later. ++ */ ++ dma_chan[channel].device = device; ++ ++ /* ++ * Success. ++ */ ++ return(channel); ++} ++ ++/***************************************************************************** ++ * ++ * int dma_config_m2m(ep93xx_dma_t * dma, unsigned int flags_m2m, ++ * dma_callback callback, unsigned int user_data) ++ * ++ * Description: Configure the DMA channel and install a callback function. ++ * This function will have to be called for every transfer ++ * ++ * dma: Pointer to the dma instance data for the M2M channel to ++ * configure. ++ * flags_m2m Flags used to configure an M2M dma channel and determine ++ * if a callback function and user_data information are included ++ * in this call. ++ * callback function pointer which is called near the end of the ++ * dma channel's irq handler. ++ * user_data defined by the calling driver. ++ * ++ ****************************************************************************/ ++static int ++dma_config_m2m(ep93xx_dma_t * dma, unsigned int flags_m2m, ++ dma_callback callback, unsigned int user_data) ++{ ++ unsigned long flags; ++ unsigned int M2M_reg_base, uiCONTROL; ++ ++ /* ++ * Make sure the channel is disabled before configuring the channel. ++ * ++ * TODO: Is this correct?? Making a big change here... ++ */ ++ /* if (!dma->pause || (!dma->pause && dma->xfer_enable)) */ ++ if (dma->xfer_enable) { ++ /* ++ * DMA channel is not paused, so we can't configure it. ++ */ ++ DPRINTK("DMA channel not paused, so can't configure! \n"); ++ return(-1); ++ } ++ ++ /* ++ * Mask interrupts. ++ */ ++ local_irq_save(flags); ++ ++ /* ++ * Setup a pointer into the dma channel's register set. ++ */ ++ M2M_reg_base = dma->reg_base; ++ ++ uiCONTROL = inl(M2M_reg_base + M2M_OFFSET_CONTROL); ++ outl(0, M2M_reg_base + M2M_OFFSET_CONTROL); ++ inl(M2M_reg_base + M2M_OFFSET_CONTROL); ++ outl(uiCONTROL, M2M_reg_base + M2M_OFFSET_CONTROL); ++ ++ /* ++ * By default we disable the stall interrupt. ++ */ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL &= ~CONTROL_M2M_STALLINTEN; ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ ++ /* ++ * By default we disable the done interrupt. ++ */ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL &= ~CONTROL_M2M_DONEINTEN; ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ ++ /* ++ * Set up the transfer control fields based on values passed in ++ * the flags_m2m field. ++ */ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ ++ if ( flags_m2m & DESTINATION_HOLD ) ++ uiCONTROL |= CONTROL_M2M_DAH; ++ else ++ uiCONTROL &= ~CONTROL_M2M_DAH; ++ ++ if ( flags_m2m & SOURCE_HOLD ) ++ uiCONTROL |= CONTROL_M2M_SAH; ++ else ++ uiCONTROL &= ~CONTROL_M2M_SAH; ++ ++ uiCONTROL &= ~CONTROL_M2M_TM_MASK; ++ uiCONTROL |= (((flags_m2m & TRANSFER_MODE_MASK) >> TRANSFER_MODE_SHIFT) << ++ CONTROL_M2M_TM_SHIFT) & CONTROL_M2M_TM_MASK; ++ ++ uiCONTROL &= ~CONTROL_M2M_PWSC_MASK; ++ uiCONTROL |= (((flags_m2m & WAIT_STATES_MASK) >> WAIT_STATES_SHIFT) << ++ CONTROL_M2M_PWSC_SHIFT) & CONTROL_M2M_PWSC_MASK; ++ ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ inl(M2M_reg_base + M2M_OFFSET_CONTROL); ++ ++ /* ++ * Save the callback function in the dma instance for this channel. ++ */ ++ dma->callback = callback; ++ ++ /* ++ * Save the user data in the the dma instance for this channel. ++ */ ++ dma->user_data = user_data; ++ ++ /* ++ * Put the dma instance into the pause state by setting the ++ * pause bit to true. ++ */ ++ dma->pause = TRUE; ++ ++ local_irq_restore(flags); ++ ++ /* ++ * Success. ++ */ ++ return(0); ++} ++ ++/***************************************************************************** ++ * ++ * int dma_start(int handle, unsigned int channels, unsigned int * handles) ++ * ++ * Description: Initiate a transfer on up to 3 channels. ++ * ++ * handle: handle for the channel to initiate transfer on. ++ * channels: number of channels to initiate transfers on. ++ * handles: pointer to an array of handles, one for each channel which ++ * is to be started. ++ * ++ ****************************************************************************/ ++static int ++dma_start_m2m(int channel, ep93xx_dma_t * dma) ++{ ++ unsigned long flags; ++ unsigned int M2M_reg_base = dma->reg_base; ++ unsigned int uiCONTROL; ++ ++ /* ++ * Mask interrupts while we get this started. ++ */ ++ local_irq_save(flags); ++ ++ /* ++ * Make sure the channel has at least one buffer in the queue. ++ */ ++ if (dma->new_buffers < 1) { ++ /* ++ * Unmask irqs ++ */ ++ local_irq_restore(flags); ++ ++ DPRINTK("DMA Start: Channel starved.\n"); ++ ++ /* ++ * This channel does not have enough buffers queued up, ++ * so enter the pause by starvation state. ++ */ ++ dma->xfer_enable = TRUE; ++ dma->pause = TRUE; ++ ++ /* ++ * Success. ++ */ ++ return(0); ++ } ++ ++ /* ++ * Clear any pending interrupts. ++ */ ++ outl(0x0, M2M_reg_base+M2M_OFFSET_INTERRUPT); ++ ++ /* ++ * Set up one or both buffer descriptors with values from the next one or ++ * two buffers in the queue. By default disable the next frame buffer ++ * interrupt on the channel. ++ */ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL &= ~CONTROL_M2M_NFBINTEN; ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ ++ /* ++ * enable the done interrupt. ++ */ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL |= CONTROL_M2M_DONEINTEN; ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ ++ /* ++ * Update the dma channel instance transfer state. ++ */ ++ dma->xfer_enable = TRUE; ++ dma->pause = FALSE; ++ ++ /* ++ * Program up the first buffer descriptor with a source and destination ++ * and a byte count. ++ */ ++ outl( dma->buffer_queue[dma->current_buffer].source, ++ M2M_reg_base+M2M_OFFSET_SAR_BASE0 ); ++ ++ outl( dma->buffer_queue[dma->current_buffer].dest, ++ M2M_reg_base+M2M_OFFSET_DAR_BASE0 ); ++ ++ outl( dma->buffer_queue[dma->current_buffer].size, ++ M2M_reg_base+M2M_OFFSET_BCR0 ); ++ ++ /* ++ * Decrement the new buffers counter. ++ */ ++ dma->new_buffers--; ++ ++ /* ++ * Set up the second buffer descriptor with a second buffer if we have ++ * a second buffer. ++ */ ++ if (dma->new_buffers) { ++ outl( dma->buffer_queue[(dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS].source, ++ M2M_reg_base+M2M_OFFSET_SAR_BASE1 ); ++ ++ outl( dma->buffer_queue[(dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS].dest, ++ M2M_reg_base+M2M_OFFSET_DAR_BASE1 ); ++ ++ outl( dma->buffer_queue[(dma->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS].size, ++ M2M_reg_base+M2M_OFFSET_BCR1 ); ++ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL |= CONTROL_M2M_NFBINTEN; ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ ++ dma->new_buffers--; ++ } ++ ++ /* ++ * Now we enable the channel. This initiates the transfer. ++ */ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL |= CONTROL_M2M_ENABLE; ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ inl(M2M_reg_base + M2M_OFFSET_CONTROL); ++ ++ /* ++ * If this is a memory to memory transfer, we need to s/w trigger the ++ * transfer by setting the start bit within the control register. ++ */ ++ if (dma->device == DMA_MEMORY) { ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL |= CONTROL_M2M_START; ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ } ++ ++ DPRINTK("DMA - It's been started!!"); ++ DPRINTK("CONTROL - 0x%x \n", inl(M2M_reg_base+M2M_OFFSET_CONTROL) ); ++ DPRINTK("STATUS - 0x%x \n", inl(M2M_reg_base+M2M_OFFSET_STATUS) ); ++ DPRINTK("BCR0 - 0x%x \n", dma->buffer_queue[dma->current_buffer].size); ++ DPRINTK("SAR_BASE0 - 0x%x \n", inl(M2M_reg_base+M2M_OFFSET_SAR_BASE0) ); ++ DPRINTK("SAR_CUR0 - 0x%x \n", inl(M2M_reg_base+M2M_OFFSET_SAR_CURRENT0) ); ++ DPRINTK("DAR_BASE0 - 0x%x \n", inl(M2M_reg_base+M2M_OFFSET_DAR_BASE0) ); ++ DPRINTK("DAR_CUR0 - 0x%x \n", inl(M2M_reg_base+M2M_OFFSET_DAR_CURRENT0) ); ++ ++ /* ++ * Unmask irqs ++ */ ++ local_irq_restore(flags); ++ ++ /* ++ * Success. ++ */ ++ return(0); ++} ++ ++/***************************************************************************** ++ * ++ * DMA interface functions ++ * ++ ****************************************************************************/ ++ ++/***************************************************************************** ++ * ++ * int dma_init(int handle, unsigned int flags_m2p, unsigned int flags_m2m, ++ * dma_callback callback, unsigned int user_data) ++ * ++ * Description: Configure the DMA channel and install a callback function. ++ * ++ * handle: Handle unique the each instance of the dma interface, used ++ * to verify this call. ++ * flags_m2p Flags used to configure an M2P/P2M dma channel and determine ++ * if a callback function and user_data information are included ++ * in this call. This field should be NULL if handle represents ++ * an M2M channel. ++ * flags_m2m Flags used to configure an M2M dma channel and determine ++ * if a callback function and user_data information are included ++ * in this call. This field should be NULL if handle represents ++ * an M2P/P2M channel. ++ * callback function pointer which is called near the end of the ++ * dma channel's irq handler. ++ * user_data defined by the calling driver. ++ * ++ ****************************************************************************/ ++int ++ep93xx_dma_config(int handle, unsigned int flags_m2p, unsigned int flags_m2m, ++ dma_callback callback, unsigned int user_data) ++{ ++ int channel; ++ ep93xx_dma_t * dma; ++ unsigned long flags; ++ unsigned int M2P_reg_base, uiCONTROL; ++ ++ /* ++ * Get the DMA hw channel # from the handle. ++ */ ++ channel = dma_get_channel_from_handle(handle); ++ ++ /* ++ * See if this is a valid handle. ++ */ ++ if (channel < 0) { ++ printk(KERN_ERR ++ "DMA Config: Invalid dma handle.\n"); ++ return(-EINVAL); ++ } ++ ++ DPRINTK("DMA Config \n"); ++ ++ dma = &dma_chan[channel]; ++ ++ local_irq_save(flags); ++ ++ /* ++ * Check if the channel is currently transferring. ++ */ ++ if (dma->xfer_enable) { ++ local_irq_restore(flags); ++ return(-EINVAL); ++ } ++ ++ /* ++ * Check if this is an m2m function. ++ */ ++ if (channel >= 10) { ++ local_irq_restore(flags); ++ ++ /* ++ * Call another function to handle m2m config. ++ */ ++ return(dma_config_m2m(dma, flags_m2m, callback, user_data)); ++ } ++ ++ /* ++ * Setup a pointer into the dma channel's register set. ++ */ ++ M2P_reg_base = dma->reg_base; ++ ++ /* ++ * By default we enable the stall interrupt. ++ */ ++ uiCONTROL = inl(M2P_reg_base+M2P_OFFSET_CONTROL); ++ uiCONTROL |= CONTROL_M2P_STALLINTEN; ++ outl( uiCONTROL, M2P_reg_base+M2P_OFFSET_CONTROL ); ++ ++ /* ++ * Configure the channel for an error from the peripheral. ++ */ ++ uiCONTROL = inl(M2P_reg_base+M2P_OFFSET_CONTROL); ++ if ( flags_m2p && CHANNEL_ERROR_INT_ENABLE ) ++ uiCONTROL |= CONTROL_M2P_CHERRORINTEN; ++ else ++ uiCONTROL &= ~CONTROL_M2P_CHERRORINTEN; ++ outl( uiCONTROL, M2P_reg_base+M2P_OFFSET_CONTROL ); ++ ++ uiCONTROL = inl(M2P_reg_base+M2P_OFFSET_CONTROL); ++ if ( flags_m2p && CHANNEL_ABORT ) ++ uiCONTROL |= CONTROL_M2P_ABRT; ++ else ++ uiCONTROL &= ~CONTROL_M2P_ABRT; ++ outl( uiCONTROL, M2P_reg_base+M2P_OFFSET_CONTROL ); ++ ++ uiCONTROL = inl(M2P_reg_base+M2P_OFFSET_CONTROL); ++ if ( flags_m2p && IGNORE_CHANNEL_ERROR ) ++ uiCONTROL |= CONTROL_M2P_ICE; ++ else ++ uiCONTROL &= ~CONTROL_M2P_ICE; ++ outl( uiCONTROL, M2P_reg_base+M2P_OFFSET_CONTROL ); ++ ++ /* ++ * Save the callback function in the dma instance for this channel. ++ */ ++ dma->callback = callback; ++ ++ /* ++ * Save the user data in the the dma instance for this channel. ++ */ ++ dma->user_data = user_data; ++ ++ /* ++ * Put the dma instance into the pause state by setting the ++ * pause bit to true. ++ */ ++ dma->pause = TRUE; ++ ++ local_irq_restore(flags); ++ ++ /* ++ * Success. ++ */ ++ return(0); ++} ++ ++/***************************************************************************** ++ * ++ * int dma_start(int handle, unsigned int channels, unsigned int * handles) ++ * ++ * Description: Initiate a transfer on up to 3 channels. ++ * ++ * handle: handle for the channel to initiate transfer on. ++ * channels: number of channels to initiate transfers on. ++ * handles: pointer to an array of handles, one for each channel which ++ * is to be started. ++ * ++ ****************************************************************************/ ++int ++ep93xx_dma_start(int handle, unsigned int channels, unsigned int * handles) ++{ ++ ep93xx_dma_t * dma_pointers[3]; ++ unsigned int M2P_reg_bases[3]; ++ unsigned int loop, uiCONTROL; ++ unsigned long flags; ++ int channel; ++ ++ /* ++ * Get the DMA hw channel # from the handle. ++ */ ++ channel = dma_get_channel_from_handle(handle); ++ ++ /* ++ * See if this is a valid handle. ++ */ ++ if (channel < 0) { ++ printk(KERN_ERR "DMA Start: Invalid dma handle.\n"); ++ return(-EINVAL); ++ } ++ ++ if (channels < 1) { ++ printk(KERN_ERR "DMA Start: Invalid parameter.\n"); ++ return(-EINVAL); ++ } ++ ++ DPRINTK("DMA Start \n"); ++ ++ /* ++ * Mask off registers. ++ */ ++ local_irq_save(flags); ++ ++ /* ++ * Check if this is a start multiple. ++ */ ++ if (channels > 1) { ++ DPRINTK("DMA ERROR: Start, multiple start not supported yet \n"); ++ return(-1); ++ } else { ++ /* ++ * Check if this channel is already transferring. ++ */ ++ if (dma_chan[channel].xfer_enable && !dma_chan[channel].pause) { ++ printk(KERN_ERR ++ "DMA Start: Invalid command for channel %d.\n", channel); ++ ++ /* ++ * Unmask irqs ++ */ ++ local_irq_restore(flags); ++ ++ /* ++ * This channel is already transferring, so return an error. ++ */ ++ return(-EINVAL); ++ } ++ ++ /* ++ * If this is an M2M channel, call a different function. ++ */ ++ if (channel >= 10) { ++ /* ++ * Unmask irqs ++ */ ++ local_irq_restore(flags); ++ ++ /* ++ * Call the m2m start function. Only start one channel. ++ */ ++ return(dma_start_m2m(channel, &dma_chan[channel])); ++ } ++ ++ /* ++ * Make sure the channel has at least one buffer in the queue. ++ */ ++ if (dma_chan[channel].new_buffers < 1) { ++ DPRINTK("DMA Start: Channel starved.\n"); ++ ++ /* ++ * This channel does not have enough buffers queued up, ++ * so enter the pause by starvation state. ++ */ ++ dma_chan[channel].xfer_enable = TRUE; ++ dma_chan[channel].pause = TRUE; ++ ++ /* ++ * Unmask irqs ++ */ ++ local_irq_restore(flags); ++ ++ /* ++ * Success. ++ */ ++ return(0); ++ } ++ ++ /* ++ * Set up a dma instance pointer for this dma channel. ++ */ ++ dma_pointers[0] = &dma_chan[channel]; ++ ++ /* ++ * Set up a pointer to the register set for this channel. ++ */ ++ M2P_reg_bases[0] = dma_pointers[0]->reg_base; ++ } ++ ++ /* ++ * Setup both MAXCNT registers with values from the next two buffers ++ * in the queue, and enable the next frame buffer interrupt on the channel. ++ */ ++ for (loop = 0; loop < channels; loop++) { ++ /* ++ * Check if we need to restore a paused transfer. ++ */ ++ if (dma_pointers[loop]->pause_buf.buf_id != -1) ++ outl( dma_pointers[loop]->pause_buf.size, ++ M2P_reg_bases[loop]+M2P_OFFSET_MAXCNT0 ); ++ else ++ outl( dma_pointers[loop]->buffer_queue[dma_pointers[loop]->current_buffer].size, ++ M2P_reg_bases[loop]+M2P_OFFSET_MAXCNT0 ); ++ } ++ ++ for (loop = 0; loop < channels; loop++) { ++ /* ++ * Enable the specified dma channels. ++ */ ++ uiCONTROL = inl(M2P_reg_bases[loop]+M2P_OFFSET_CONTROL); ++ uiCONTROL |= CONTROL_M2P_ENABLE; ++ outl( uiCONTROL, M2P_reg_bases[loop]+M2P_OFFSET_CONTROL ); ++ ++ /* ++ * Update the dma channel instance transfer state. ++ */ ++ dma_pointers[loop]->xfer_enable = TRUE; ++ dma_pointers[loop]->pause = FALSE; ++ } ++ ++ /* ++ * Program up the BASE0 registers for all specified channels, this ++ * will initiate transfers on all specified channels. ++ */ ++ for (loop = 0; loop < channels; loop++) ++ /* ++ * Check if we need to restore a paused transfer. ++ */ ++ if (dma_pointers[loop]->pause_buf.buf_id != -1) { ++ outl( dma_pointers[loop]->pause_buf.source, ++ M2P_reg_bases[loop]+M2P_OFFSET_BASE0 ); ++ ++ /* ++ * Set the pause buffer to NULL ++ */ ++ dma_pointers[loop]->pause_buf.buf_id = -1; ++ dma_pointers[loop]->pause_buf.size = 0; ++ } else if(dma_pointers[loop]->new_buffers){ ++ outl( dma_pointers[loop]->buffer_queue[ ++ dma_pointers[loop]->current_buffer].source, ++ M2P_reg_bases[loop]+M2P_OFFSET_BASE0 ); ++ dma_pointers[loop]->new_buffers--; ++ ++ } ++ ++ /* ++ * Before restoring irqs setup the second MAXCNT/BASE ++ * register with a second buffer. ++ */ ++ for (loop = 0; loop < channels; loop++) ++ if (dma_pointers[loop]->new_buffers) { ++ /* ++ * By default we enable the next frame buffer interrupt. ++ */ ++ uiCONTROL = inl(M2P_reg_bases[loop]+M2P_OFFSET_CONTROL); ++ uiCONTROL |= CONTROL_M2P_NFBINTEN; ++ outl( uiCONTROL, M2P_reg_bases[loop]+M2P_OFFSET_CONTROL ); ++ ++ outl( dma_pointers[loop]->buffer_queue[ ++ (dma_pointers[loop]->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS].size, ++ M2P_reg_bases[loop]+M2P_OFFSET_MAXCNT1 ); ++ ++ outl( dma_pointers[loop]->buffer_queue[ ++ (dma_pointers[loop]->current_buffer + 1) % ++ MAX_EP93XX_DMA_BUFFERS].source, ++ M2P_reg_bases[loop]+M2P_OFFSET_BASE1 ); ++ dma_pointers[loop]->new_buffers--; ++ } ++ ++ /* ++ DPRINTK("DMA - It's been started!!"); ++ DPRINTK("STATUS - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_STATUS) ); ++ DPRINTK("CONTROL - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_CONTROL) ); ++ DPRINTK("REMAIN - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_REMAIN) ); ++ DPRINTK("PPALLOC - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_PPALLOC) ); ++ DPRINTK("BASE0 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_BASE0) ); ++ DPRINTK("MAXCNT0 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_MAXCNT0) ); ++ DPRINTK("CURRENT0 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_CURRENT0) ); ++ DPRINTK("BASE1 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_BASE1) ); ++ DPRINTK("MAXCNT1 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_MAXCNT1) ); ++ DPRINTK("CURRENT1 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_CURRENT1) ); ++ ++ DPRINTK("Pause - %d \n", dma_pointers[0]->pause); ++ DPRINTK("xfer_enable - %d \n", dma_pointers[0]->xfer_enable); ++ DPRINTK("total bytes - 0x%x \n", dma_pointers[0]->total_bytes); ++ DPRINTK("total buffer - %d \n", dma_pointers[0]->total_buffers); ++ DPRINTK("new buffers - %d \n", dma_pointers[0]->new_buffers); ++ DPRINTK("current buffer - %d \n", dma_pointers[0]->current_buffer); ++ DPRINTK("last buffer - %d \n", dma_pointers[0]->last_buffer); ++ DPRINTK("used buffers - %d \n", dma_pointers[0]->used_buffers); ++ */ ++ /* ++ * Unmask irqs ++ */ ++ local_irq_restore(flags); ++ ++ /* ++ * Success. ++ */ ++ return(0); ++} ++ ++/***************************************************************************** ++ * ++ * int ep93xx_dma_add_buffer(int handle, unsigned int * address, ++ * unsigned int size, unsigned int last) ++ * ++ * Description: Add a buffer entry to the DMA buffer queue. ++ * ++ * handle: handle for the channel to add this buffer to. ++ * address: Pointer to an integer which is the start address of the ++ * buffer which is to be added to the queue. ++ * size: size of the buffer in bytes. ++ * last: 1 if this is the last buffer in this stream, 0 otherwise. ++ * ++ ****************************************************************************/ ++int ++ep93xx_dma_add_buffer(int handle, unsigned int source, unsigned int dest, ++ unsigned int size, unsigned int last, ++ unsigned int buf_id) ++{ ++ unsigned long flags; ++ ep93xx_dma_t * dma; ++ int channel; ++#if 0 ++ static int peak_total_buffers=0; ++#endif ++ /* ++ * Get the DMA hw channel # from the handle. ++ */ ++ channel = dma_get_channel_from_handle(handle); ++ ++ /* ++ * See if this is a valid handle. ++ */ ++ if (channel < 0) { ++ printk(KERN_ERR ++ "DMA Add Buffer: Invalid dma handle.\n"); ++ return(-EINVAL); ++ } ++ ++ /* ++ * Get a pointer to the dma instance. ++ */ ++ dma = &dma_chan[channel]; ++ ++#if 0 ++ if( dma->total_buffers > peak_total_buffers ) ++ { ++ peak_total_buffers=dma->total_buffers; ++ printk("peak_total_buffers=%d\n", peak_total_buffers ); ++ } ++#endif ++ /* ++ * Mask interrupts and hold on to the original state. ++ */ ++ local_irq_save(flags); ++ ++ /* ++ * If the buffer queue is full, last_buffer is the same as current_buffer and ++ * we're not tranfering, or last_buffer is pointing to a used buffer, then exit. ++ * TODO: do I need to do any more checks? ++ */ ++ if (dma->total_buffers >= MAX_EP93XX_DMA_BUFFERS) ++ { ++ DPRINTK("too many dma buffers: MAX_EP93XX_DMA_BUFFERS set to low ?\n"); ++ /* ++ * Restore the state of the irqs ++ */ ++ local_irq_restore(flags); ++ ++ /* ++ * Fail. ++ */ ++ return(-1); ++ } ++ ++ /* ++ * Add this buffer to the queue ++ */ ++ dma->buffer_queue[dma->last_buffer].source = source; ++ dma->buffer_queue[dma->last_buffer].dest = dest; ++ dma->buffer_queue[dma->last_buffer].size = size; ++ dma->buffer_queue[dma->last_buffer].last = last; ++ dma->buffer_queue[dma->last_buffer].buf_id = buf_id; ++ ++ /* ++ * Reset the used field of the buffer structure. ++ */ ++ dma->buffer_queue[dma->last_buffer].used = FALSE; ++ ++ /* ++ * Increment the End Item Pointer. ++ */ ++ dma->last_buffer = (dma->last_buffer + 1) % MAX_EP93XX_DMA_BUFFERS; ++ ++ /* ++ * Increment the new buffers counter and the total buffers counter ++ */ ++ dma->new_buffers++; ++ dma->total_buffers++; ++ ++ /* ++ * restore the interrupt state. ++ */ ++ local_irq_restore(flags); ++ ++ /* ++ * Check if the channel was starved into a stopped state. ++ */ ++ if (dma->pause && dma->xfer_enable) { ++ if (dma->new_buffers >= 1) { ++ DPRINTK("DMA - calling start from add after starve. \n"); ++ ++ /* ++ * The channel was starved into a stopped state, and we've got ++ * 2 new buffers, so start tranferring again. ++ */ ++ ep93xx_dma_start(handle, 1, 0); ++ } ++ } ++ ++ /* ++ * Success. ++ */ ++ return(0); ++} ++ ++/***************************************************************************** ++ * ++ * int ep93xx_dma_remove_buffer(int handle, unsigned int * address, ++ * unsigned int * size) ++ * ++ * Description: Remove a buffer entry from the DMA buffer queue. If ++ * buffer was removed successfully, return 0, otherwise ++ * return -1. ++ * ++ * handle: handle for the channel to remove a buffer from. ++ * address: Pointer to an integer which is filled in with the start ++ * address of the removed buffer. ++ * size: Pointer to an integer which is filled in with the size in ++ * bytes of the removed buffer. ++ * ++ ****************************************************************************/ ++int ++ep93xx_dma_remove_buffer(int handle, unsigned int * buf_id) ++{ ++ unsigned int test; ++ unsigned int loop; ++ int return_val = -1; ++ unsigned long flags; ++ ep93xx_dma_t *dma; ++ int channel; ++ ++ /* ++ * Get the DMA hw channel # from the handle. ++ */ ++ channel = dma_get_channel_from_handle(handle); ++ ++ /* ++ * See if this is a valid handle. ++ */ ++ if (channel < 0) { ++ printk(KERN_ERR ++ "DMA Remove Buffer: Invalid dma handle.\n"); ++ return(-EINVAL); ++ } ++ ++ dma = &dma_chan[channel]; ++ ++ /* ++ * Mask interrupts and hold on to the original state. ++ */ ++ local_irq_save(flags); ++ ++ /* ++ * Make sure there are used buffers to be returned. ++ */ ++ if (dma->used_buffers) { ++ test = dma->last_buffer; ++ ++ for (loop = 0; loop < MAX_EP93XX_DMA_BUFFERS; loop++) { ++ if (dma->buffer_queue[test].used && (dma->buffer_queue[test].buf_id != -1)) { ++ /*DPRINTK("buffer %d used \n", test); */ ++ ++ /* ++ * This is a used buffer, fill in the buf_id pointer ++ * with the buf_id for this buffer. ++ */ ++ *buf_id = dma->buffer_queue[test].buf_id; ++ ++ /* ++ * Reset this buffer structure ++ */ ++ dma->buffer_queue[test].buf_id = -1; ++ ++ /* ++ * Decrement the used buffer counter, and the total buffer counter. ++ */ ++ dma->used_buffers--; ++ dma->total_buffers--; ++ ++ /* ++ * Successful removal of a buffer, so set the return ++ * value to 0, then exit this loop. ++ */ ++ return_val = 0; ++ break; ++ } ++ ++ /* ++ * This buffer isn't used, let's see if the next one is. ++ */ ++ test = (test + 1) % MAX_EP93XX_DMA_BUFFERS; ++ } ++ } ++ ++ /* ++ * Restore interrupts. ++ */ ++ local_irq_restore(flags); ++ ++ /* ++ * Success. ++ */ ++ return(return_val); ++} ++ ++/***************************************************************************** ++ * ++ * int ep93xx_dma_pause(int handle, unsigned int channels, ++ * unsigned int * handles) ++ * ++ * Description: Disable any ongoing transfer for the given channel, retaining ++ * the state of the current buffer transaction so that upon ++ * resume, the dma will continue where it left off. ++ * ++ * handle: Handle for the channel to be paused. If this is a pause for ++ * for multiple channels, handle is a valid handle for one of ++ * the channels to be paused. ++ * channels: number of channel to pause transfers on. ++ * handles: Pointer to an array of handles, one for each channel which ++ * to be paused. If this pause is intended only for one ++ * channel, this field should be set to NULL. ++ * ++ ****************************************************************************/ ++int ++ep93xx_dma_pause(int handle, unsigned int channels, unsigned int * handles) ++{ ++ unsigned long flags; ++ ep93xx_dma_t * dma; ++ int channel; ++ ++ DPRINTK("ep93xx_dma_pause \n"); ++ ++ /* ++ * Mask interrupts and hold on to the original state. ++ */ ++ local_irq_save(flags); ++ ++ /* ++ * Get the DMA hw channel # from the handle. ++ */ ++ channel = dma_get_channel_from_handle(handle); ++ ++ /* ++ * See if this is a valid handle. ++ */ ++ if (channel < 0) { ++ /* ++ * restore interrupts. ++ */ ++ local_irq_restore(flags); ++ ++ printk(KERN_ERR ++ "DMA Pause: Invalid dma handle.\n"); ++ ++ /* ++ * Fail. ++ */ ++ return(-EINVAL); ++ } ++ ++ DPRINTK("DMA %d: pause \n", channel); ++ ++ /* ++ * Set up a pointer to the dma instance data. ++ */ ++ dma = &dma_chan[channel]; ++ ++ /* ++ * Check if we're already paused. ++ */ ++ if (dma->pause) { ++ /* ++ * We're paused, but are we stopped? ++ */ ++ if (dma->xfer_enable) ++ /* ++ * Put the channel in the stopped state. ++ */ ++ dma->xfer_enable = FALSE; ++ ++ DPRINTK("DMA Pause - already paused."); ++ } else { ++ /* ++ * Put the channel into the stopped state. ++ */ ++ dma->xfer_enable = FALSE; ++ dma->pause = TRUE; ++ } ++ ++ /* ++ * restore interrupts. ++ */ ++ local_irq_restore(flags); ++ ++ /* ++ * Already paused, so exit. ++ */ ++ return(0); ++} ++ ++/***************************************************************************** ++ * ++ * void ep93xx_dma_flush(int handle) ++ * ++ * Description: Flushes all queued buffers and transfers in progress ++ * for the given channel. Return the buffer entries ++ * to the calling function. ++ * ++ * handle: handle for the channel for which the flush is intended. ++ * ++ ****************************************************************************/ ++int ++ep93xx_dma_flush(int handle) ++{ ++ unsigned int loop; ++ unsigned long flags; ++ ep93xx_dma_t * dma; ++ int channel; ++ unsigned int M2P_reg_base,uiCONTROL; ++ ++ /* ++ * Get the DMA hw channel # from the handle. ++ */ ++ channel = dma_get_channel_from_handle(handle); ++ ++ /* ++ * See if this is a valid handle. ++ */ ++ if (channel < 0) { ++ printk(KERN_ERR "DMA Flush: Invalid dma handle.\n"); ++ return(-EINVAL); ++ } ++ ++ DPRINTK("DMA %d: flush \n", channel); ++ ++ /* ++ * Set up a pointer to the dma instance data for this channel ++ */ ++ dma = &dma_chan[channel]; ++ ++ /* ++ * Mask interrupts and hold on to the original state. ++ */ ++ local_irq_save(flags); ++ ++ /* ++ * Disable the dma channel ++ */ ++ if (channel < 10) { ++ /* ++ * M2P channel ++ */ ++ uiCONTROL = inl(dma->reg_base+M2P_OFFSET_CONTROL); ++ uiCONTROL &= ~CONTROL_M2P_ENABLE; ++ outl( uiCONTROL, dma->reg_base+M2P_OFFSET_CONTROL ); ++ } else { ++ /* ++ * M2M channel ++ */ ++ uiCONTROL = inl(dma->reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL &= ~CONTROL_M2M_ENABLE; ++ outl( uiCONTROL, dma->reg_base+M2M_OFFSET_CONTROL ); ++ } ++ ++ for (loop = 0; loop < MAX_EP93XX_DMA_BUFFERS; loop++) ++ { ++ dma->buffer_queue[loop].buf_id = -1; ++ dma->buffer_queue[loop].last = 0; ++ } ++ ++ /* ++ * Set the Current and Last item to zero. ++ */ ++ dma->current_buffer = 0; ++ dma->last_buffer = 0; ++ ++ /* ++ * Reset the Buffer counters ++ */ ++ dma->used_buffers = 0; ++ dma->new_buffers = 0; ++ dma->total_buffers = 0; ++ ++ /* ++ * reset the Total bytes counter. ++ */ ++ dma->total_bytes = 0; ++ ++ /* ++ * Reset the paused buffer. ++ */ ++ dma->pause_buf.last = 0; ++ dma->pause_buf.buf_id = -1; ++ ++ M2P_reg_base = dma_chan[channel].reg_base; ++ ++ /* ++ * restore interrupts. ++ */ ++ local_irq_restore(flags); ++ ++ /* ++ * Success. ++ */ ++ return(0); ++} ++ ++/***************************************************************************** ++ * ++ * int ep93xx_dma_queue_full(int handle) ++ * ++ * Description: Query to determine if the DMA queue of buffers for ++ * a given channel is full. ++ * 0 = queue is full ++ * 1 = queue is not full ++ * ++ * handle: handle for the channel to query. ++ * ++ ****************************************************************************/ ++int ++ep93xx_dma_queue_full(int handle) ++{ ++ int list_full = 0; ++ unsigned long flags; ++ int channel; ++ ++ /* ++ * Get the DMA hw channel # from the handle. ++ */ ++ channel = dma_get_channel_from_handle(handle); ++ ++ /* ++ * See if this is a valid handle. ++ */ ++ if (channel < 0) { ++ printk(KERN_ERR "DMA Queue Full: Invalid dma handle.\n"); ++ return(-EINVAL); ++ } ++ ++ DPRINTK("DMA %d: queue full \n", channel); ++ ++ /* ++ * Mask interrupts and hold on to the original state. ++ */ ++ local_irq_save(flags); ++ ++ /* ++ * If the last item is equal to the used item then ++ * the queue is full. ++ */ ++ if (dma_chan[channel].total_buffers < MAX_EP93XX_DMA_BUFFERS) ++ list_full = FALSE; ++ else ++ list_full = TRUE; ++ ++ /* ++ * restore interrupts. ++ */ ++ local_irq_restore(flags); ++ ++ return(list_full); ++} ++ ++/***************************************************************************** ++ * ++ * int ep93xx_dma_get_position() ++ * ++ * Description: Takes two integer pointers and fills them with the start ++ * and current address of the buffer currently transferring ++ * on the specified DMA channel. ++ * ++ * handle handle for the channel to query. ++ * *buf_id buffer id for the current buffer transferring on the ++ * dma channel. ++ * *total total bytes transferred on the channel. Only counts ++ * whole buffers transferred. ++ * *current_frac number of bytes transferred so far in the current buffer. ++ ****************************************************************************/ ++int ++ep93xx_dma_get_position(int handle, unsigned int * buf_id, ++ unsigned int * total, unsigned int * current_frac ) ++{ ++ int channel; ++ ep93xx_dma_t * dma; ++ unsigned int buf_id1, total1, current_frac1, buf_id2, total2; ++ unsigned int Status, NextBuffer, StateIsBufNext, M2P_reg_base=0; ++ unsigned int pause1, pause2; ++ ++ /* ++ * Get the DMA hw channel # from the handle. See if this is a ++ * valid handle. ++ */ ++ channel = dma_get_channel_from_handle(handle); ++ if (channel < 0) { ++ printk(KERN_ERR "DMA Get Position: Invalid dma handle.\n"); ++ return(-EINVAL); ++ } ++ ++ dma = &dma_chan[channel]; ++ ++ /* ++ * If DMA moves to a new buffer in the middle of us grabbing the ++ * buffer info, then do it over again. ++ */ ++ do{ ++ buf_id1 = dma->buffer_queue[dma->current_buffer].buf_id; ++ total1 = dma->total_bytes; ++ pause1 = dma->pause; ++ ++ if (channel < 10) { ++ // M2P ++ M2P_reg_base = dma->reg_base; ++ ++ Status = inl(M2P_reg_base+M2P_OFFSET_STATUS); ++ ++ NextBuffer = ((Status & STATUS_M2P_NEXTBUFFER) != 0); ++ ++ StateIsBufNext = ((Status & STATUS_M2P_CURRENT_MASK) == ++ STATUS_M2P_DMA_BUF_NEXT); ++ ++ if( NextBuffer ^ StateIsBufNext ) ++ current_frac1 = inl(M2P_reg_base+M2P_OFFSET_CURRENT1) - ++ inl(M2P_reg_base+M2P_OFFSET_BASE1); ++ else ++ current_frac1 = inl(M2P_reg_base+M2P_OFFSET_CURRENT0) - ++ inl(M2P_reg_base+M2P_OFFSET_BASE0); ++ ++ } else { ++ // M2M - TODO implement this for M2M ++ current_frac1 = 0; ++ } ++ ++ buf_id2 = dma->buffer_queue[dma->current_buffer].buf_id; ++ total2 = dma->total_bytes; ++ pause2 = dma->pause; ++ ++ } while ( (buf_id1 != buf_id2) || (total1 != total2) || (pause1 != pause2) ); ++ ++ if (pause1) ++ current_frac1 = 0; ++ ++ if (buf_id) ++ *buf_id = buf_id1; ++ ++ if (total) ++ *total = total1; ++ ++ if (current_frac) ++ *current_frac = current_frac1; ++ ++// DPRINTK("DMA buf_id %d, total %d, frac %d\n", buf_id1, total1, current_frac1); ++ ++ /* ++ * Success. ++ */ ++ return(0); ++} ++ ++/***************************************************************************** ++ * ++ * int ep93xx_dma_get_total(int handle) ++ * ++ * Description: Returns the total number of bytes transferred on the ++ * specified channel since the channel was requested. ++ * ++ * handle: handle for the channel to query. ++ * ++ ****************************************************************************/ ++int ++ep93xx_dma_get_total(int handle) ++{ ++ int channel; ++ ++ /* ++ * Get the DMA hw channel # from the handle. ++ */ ++ channel = dma_get_channel_from_handle(handle); ++ ++ /* ++ * See if this is a valid handle. ++ */ ++ if (channel < 0) { ++ printk(KERN_ERR "DMA Get Total: Invalid dma handle.\n"); ++ return(-EINVAL); ++ } ++ ++ DPRINTK("DMA %d: total: %d \n", channel, dma_chan[channel].total_bytes); ++ ++ /* ++ * Return the total number of bytes transferred on this channel since ++ * it was requested. ++ */ ++ return(dma_chan[channel].total_bytes); ++} ++ ++/***************************************************************************** ++ * ++ * int ep93xx_dma_is_done(int handle) ++ * ++ * Description: Determines if the specified channel is done ++ * transferring the requested data. ++ * ++ * handle: handle for the channel to query. ++ * ++ ****************************************************************************/ ++int ++ep93xx_dma_is_done(int handle) ++{ ++ ep93xx_dma_t *dma; ++ int channel; ++ ++ /* ++ * Get the DMA hw channel # from the handle. ++ */ ++ channel = dma_get_channel_from_handle(handle); ++ ++ /* ++ * See if this is a valid handle. ++ */ ++ if (channel < 0) { ++ printk(KERN_ERR "ep93xx_dma_is_done: Invalid dma handle.\n"); ++ return(-EINVAL); ++ } ++ ++ /* ++ * Get a pointer to the DMA channel state structure. ++ */ ++ dma = &dma_chan[channel]; ++ ++ /* ++ * See if there are any buffers remaining to be provided to the HW. ++ */ ++ if (dma->new_buffers) ++ return 0; ++ ++ /* ++ * See if this is a M2P or M2M channel. ++ */ ++ if (channel < 10) { ++ /* ++ * If the bytes remaining register of the HW is not zero, then ++ * there is more work to be done. ++ */ ++ if (inl(dma->reg_base + M2P_OFFSET_REMAIN) != 0) ++ return 0; ++ } else { ++ /* ++ * If either byte count register in the HW is not zero, then there ++ * is more work to be done. ++ */ ++ if ((inl(dma->reg_base + M2M_OFFSET_BCR0) != 0) || ++ (inl(dma->reg_base + M2M_OFFSET_BCR1) != 0)) ++ return 0; ++ } ++ ++ /* ++ * The DMA is complete. ++ */ ++ return 1; ++} ++ ++/***************************************************************************** ++ * ep93xx_dma_request ++ * ++ * Description: This function will allocate a DMA channel for a particular ++ * hardware peripheral. Before initiating a transfer on the allocated ++ * channel, the channel must be set up and buffers have to queued up. ++ * ++ * handle: pointer to an integer which is filled in with a unique ++ * handle for this instance of the dma interface. ++ * device_id string with the device name, primarily used by /proc. ++ * device hardware device ID for which the requested dma channel will ++ * transfer data. ++ * ++ ****************************************************************************/ ++int ++ep93xx_dma_request(int * handle, const char *device_id, ++ ep93xx_dma_dev_t device) ++{ ++ ep93xx_dma_t *dma = NULL; ++ int channel; ++ unsigned int error = 0; ++ unsigned int loop; ++ unsigned int M2P_reg_base; ++ ++ /* ++ * Check if the device requesting a DMA channel is a valid device. ++ */ ++ if ((device >= UNDEF_DMA) || (device < 0)) ++ return(-ENODEV); ++ ++ /* ++ * We've got a valid hardware device requesting a DMA channel. ++ * Now check if the device should open an M2P or M2M channel ++ */ ++ if (device < 20) ++ channel = dma_open_m2p(device); ++ else ++ channel = dma_open_m2m(device); ++ ++ /* ++ * Check if we successfully opened a DMA channel ++ */ ++ if (channel < 0) { ++ printk(KERN_ERR "%s: Could not open dma channel for this device.\n", ++ device_id); ++ return(-EBUSY); ++ } ++ ++ dma = &dma_chan[channel]; ++ ++ if(dma->terminated==1) { ++ free_irq(dma->irq, (void *) dma); ++ dma->terminated=0; ++ } ++ ++ /* ++ * Request the appropriate IRQ for the specified channel ++ */ ++ if (channel < 10) ++ error = request_irq(dma->irq, dma_m2p_irq_handler, ++ IRQF_DISABLED, device_id, (void *) dma); ++ else ++ error = request_irq(dma->irq, &dma_m2m_irq_handler, ++ IRQF_DISABLED, device_id, (void *) dma); ++ ++ /* ++ * Check for any errors during the irq request ++ */ ++ if (error) { ++ printk(KERN_ERR "%s: unable to request IRQ %d for DMA channel\n", ++ device_id, dma->irq); ++ return(error); ++ } ++ ++ /* ++ * Generate a valid handle and exit. ++ * ++ * Increment the last valid handle. ++ * Check for wraparound (unlikely, but we like to be complete). ++ */ ++ dma->last_valid_handle++; ++ ++ if ( (dma->last_valid_handle & DMA_HANDLE_SPECIFIER_MASK) != ++ (channel << 28) ) ++ dma->last_valid_handle = (channel << 28) + 1; ++ ++ /* ++ * Fill in the handle pointer with a valid handle for ++ * this dma channel instance. ++ */ ++ *handle = dma->last_valid_handle; ++ ++ DPRINTK("Handle for channel %d: 0x%x\n", channel, *handle); ++ ++ /* ++ * Save the device ID and device name. ++ */ ++ dma->device = device; ++ dma->device_id = device_id; ++ ++ /* ++ * Init all fields within the dma instance. ++ */ ++ for (loop = 0; loop < MAX_EP93XX_DMA_BUFFERS; loop++) ++ dma->buffer_queue[loop].buf_id = -1; ++ ++ /* ++ * Initialize all buffer queue variables. ++ */ ++ dma->current_buffer = 0; ++ dma->last_buffer = 0; ++ ++ dma->new_buffers = 0; ++ dma->used_buffers = 0; ++ dma->total_buffers = 0; ++ ++ /* ++ * Initialize the total bytes variable ++ */ ++ dma->total_bytes = 0; ++ ++ /* ++ * Initialize the transfer and pause state variables to 0. ++ */ ++ dma->xfer_enable = 0; ++ ++ dma->pause = 0; ++ ++ /* ++ * Initialize the pause buffer structure. ++ */ ++ dma->pause_buf.buf_id = -1; ++ ++ /* ++ * Initialize the callback function and user data fields. ++ */ ++ dma->callback = NULL; ++ ++ /* ++ * User data used as a parameter for the Callback function. The user ++ * sets up the data and sends it with the callback function. ++ */ ++ dma->user_data = 0; ++ ++ M2P_reg_base = dma_chan[channel].reg_base; ++ ++ /* ++ * Debugging message. ++ */ ++ DPRINTK("Successfully requested dma channel %d\n", channel); ++ DPRINTK("STATUS - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_STATUS) ); ++ DPRINTK("CONTROL - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_CONTROL) ); ++ DPRINTK("REMAIN - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_REMAIN) ); ++ DPRINTK("PPALLOC - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_PPALLOC) ); ++ DPRINTK("BASE0 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_BASE0) ); ++ DPRINTK("MAXCNT0 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_MAXCNT0) ); ++ DPRINTK("CURRENT0 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_CURRENT0) ); ++ DPRINTK("BASE1 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_BASE1) ); ++ DPRINTK("MAXCNT1 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_MAXCNT1) ); ++ DPRINTK("CURRENT1 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_CURRENT1) ); ++ ++ DPRINTK("Buffer source size last used \n"); ++ for (loop = 0; loop < 5; loop ++) ++ DPRINTK("%d 0x%x 0x%x %d %d \n", ++ loop, dma->buffer_queue[loop].source, dma->buffer_queue[loop].size, ++ dma->buffer_queue[loop].last, dma->buffer_queue[loop].used); ++ DPRINTK("pause 0x%x 0x%x %d %d \n", ++ dma->pause_buf.source, dma->pause_buf.size, ++ dma->pause_buf.last, dma->pause_buf.used); ++ ++ DPRINTK("Pause - %d \n", dma->pause); ++ DPRINTK("xfer_enable - %d \n", dma->xfer_enable); ++ DPRINTK("total bytes - 0x%x \n", dma->total_bytes); ++ DPRINTK("total buffer - %d \n", dma->total_buffers); ++ DPRINTK("new buffers - %d \n", dma->new_buffers); ++ DPRINTK("current buffer - %d \n", dma->current_buffer); ++ DPRINTK("last buffer - %d \n", dma->last_buffer); ++ DPRINTK("used buffers - %d \n", dma->used_buffers); ++ ++ DPRINTK("CURRENT1 - 0x%x \n", inl(M2P_reg_base+M2P_OFFSET_CURRENT1) ); ++ DPRINTK("VIC0IRQSTATUS - 0x%x, VIC0INTENABLE - 0x%x \n", ++ *(unsigned int *)(VIC0IRQSTATUS), ++ *(unsigned int *)(VIC0INTENABLE)); ++ ++ /* ++ * Success. ++ */ ++ return(0); ++} ++ ++/***************************************************************************** ++ * ++ * ep93xx_dma_free ++ * ++ * Description: This function will free the dma channel for future requests. ++ * ++ * handle: handle for the channel to be freed. ++ * ++ ****************************************************************************/ ++int ++ep93xx_dma_free(int handle) ++{ ++ ep93xx_dma_t *dma; ++ unsigned int M2M_reg_base, M2P_reg_base, uiCONTROL; ++ int channel; ++ ++ /* ++ * Get the DMA hw channel # from the handle. ++ */ ++ channel = dma_get_channel_from_handle(handle); ++ ++ /* ++ * See if this is a valid handle. ++ */ ++ if (channel < 0) { ++ printk(KERN_ERR "DMA Free: Invalid dma handle.\n"); ++ return(-EINVAL); ++ } ++ ++ /* ++ * Get a pointer to the dma instance. ++ */ ++ dma = &dma_chan[channel]; ++ ++ /* ++ * Disable the dma channel ++ */ ++ if (channel < 10) { ++ /* ++ * M2P channel ++ */ ++ M2P_reg_base = dma->reg_base; ++ ++ uiCONTROL = inl(M2P_reg_base+M2P_OFFSET_CONTROL); ++ uiCONTROL &= ~CONTROL_M2P_ENABLE; ++ outl( uiCONTROL, M2P_reg_base+M2P_OFFSET_CONTROL ); ++ } else { ++ /* ++ * M2M channel ++ */ ++ M2M_reg_base = dma->reg_base; ++ ++ uiCONTROL = inl(M2M_reg_base+M2M_OFFSET_CONTROL); ++ uiCONTROL &= ~CONTROL_M2M_ENABLE; ++ outl( uiCONTROL, M2M_reg_base+M2M_OFFSET_CONTROL ); ++ } ++ ++ /* ++ * Free the interrupt servicing this dma channel ++ */ ++ //free_irq(dma->irq, (void *) dma); ++ dma->terminated=1; ++ ++ /* ++ * Decrement the reference count for this instance of the dma interface ++ */ ++ dma->ref_count--; ++ ++ /* ++ * Set the transfer and pause state variables to 0 ++ * (unititialized state). ++ */ ++ dma->xfer_enable = 0; ++ dma->pause = 0; ++ ++ /* ++ * Debugging message. ++ */ ++ DPRINTK("Successfully freed dma channel %d\n", channel); ++ /* ++ * Success. ++ */ ++ return(0); ++} ++ ++/***************************************************************************** ++ * ++ * ep93xx_dma_init(void) ++ * ++ * Description: This function is called during system initialization to ++ * setup the interrupt number and register set base address for each DMA ++ * channel. ++ * ++ ****************************************************************************/ ++static int __init ++ep93xx_dma_init(void) ++{ ++ int channel; ++ ++ /* ++ * Init some values in each dma instance. ++ */ ++ for (channel = 0; channel < MAX_EP93XX_DMA_CHANNELS; channel++) { ++ /* ++ * IRQ for the specified dma channel. ++ */ ++ dma_chan[channel].irq = IRQ_EP93XX_DMAM2P0 + channel; ++ ++ dma_chan[channel].terminated = 0; ++ ++ /* ++ * Initial value of the dma channel handle. ++ */ ++ dma_chan[channel].last_valid_handle = channel << 28; ++ ++ /* ++ * Give the instance a pointer to the dma channel register ++ * base. ++ */ ++ if (channel < 10) ++ dma_chan[channel].reg_base = DMAM2PChannelBase[channel]; ++ else ++ dma_chan[channel].reg_base = DMAM2MChannelBase[channel - 10]; ++ ++ /* ++ * Initialize the reference count for this channel. ++ */ ++ dma_chan[channel].ref_count = 0; ++ } ++ ++ DPRINTK("DMA Interface intitialization complete\n"); ++ ++ /* ++ * Success ++ */ ++ return 0; ++} ++ ++arch_initcall(ep93xx_dma_init); ++ ++EXPORT_SYMBOL(ep93xx_dma_free); ++EXPORT_SYMBOL(ep93xx_dma_request); ++EXPORT_SYMBOL(ep93xx_dma_flush); ++EXPORT_SYMBOL(ep93xx_dma_pause); ++EXPORT_SYMBOL(ep93xx_dma_remove_buffer); ++EXPORT_SYMBOL(ep93xx_dma_add_buffer); ++EXPORT_SYMBOL(ep93xx_dma_start); ++EXPORT_SYMBOL(ep93xx_dma_config); +--- /dev/null ++++ linux-2.6.31/arch/arm/mach-ep93xx/dma_ep93xx.h +@@ -0,0 +1,676 @@ ++/***************************************************************************** ++ * ++ * arch/arm/mach-ep93xx/dma_ep93xx.h ++ * ++ * DESCRIPTION: 93XX DMA controller API private defintions. ++ * ++ * Copyright Cirrus Logic Corporation, 2003. All rights reserved ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License as published by ++ * the Free Software Foundation; either version 2 of the License, or ++ * (at your option) any later version. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ * ++ * You should have received a copy of the GNU General Public License ++ * along with this program; if not, write to the Free Software ++ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA ++ * ++ ****************************************************************************/ ++#ifndef _EP93XX_DMA_H_ ++#define _EP93XX_DMA_H_ ++ ++// as it turns out the ide dma is the biggest dma buffer hog so far ++// in case the HDD is "thinking" (seek/buffer flush) ++// the continueing r/w DMAs to the HDD will be queued up to up to PRD_ENTRIES entries... ++#include <linux/ide.h> ++#define MAX_EP93XX_DMA_BUFFERS PRD_ENTRIES ++ ++#ifndef TRUE ++#define TRUE 1 ++#endif ++ ++#ifndef FALSE ++#define FALSE 0 ++#endif ++ ++#ifndef NULL ++#define NULL 0 ++#endif ++ ++#define EP93XX_DMA_BASE (EP93XX_AHB_VIRT_BASE + 0x00000000) ++ ++/***************************************************************************** ++ * 0x8000.0000 -> 0x8000.003C M2P Channel 0 Registers (Tx) ++ * 0x8000.0040 -> 0x8000.007C M2P Channel 1 Registers (Rx) ++ * 0x8000.0080 -> 0x8000.00BC M2P Channel 2 Registers (Tx) ++ * 0x8000.00C0 -> 0x8000.00FC M2P Channel 3 Registers (Rx) ++ * 0x8000.0100 -> 0x8000.013C M2M Channel 0 Registers ++ * 0x8000.0140 -> 0x8000.017C M2M Channel 1 Registers ++ * 0x8000.0180 -> 0x8000.01BC Not Used ++ * 0x8000.01C0 -> 0x8000.01FC Not Used ++ * 0x8000.0200 -> 0x8000.023C M2P Channel 5 Registers (Rx) ++ * 0x8000.0240 -> 0x8000.027C M2P Channel 4 Registers (Tx) ++ * 0x8000.0280 -> 0x8000.02BC M2P Channel 7 Registers (Rx) ++ * 0x8000.02C0 -> 0x8000.02FC M2P Channel 6 Registers (Tx) ++ * 0x8000.0300 -> 0x8000.033C M2P Channel 9 Registers (Rx) ++ * 0x8000.0340 -> 0x8000.037C M2P Channel 8 Registers (Tx) ++ * 0x8000.0380 DMA Channel Arbitration register ++ * 0x8000.03C0 DMA Global Interrupt register ++ * 0x8000.03C4 -> 0x8000.03FC Not Used ++ * ++ * ++ * Internal M2P/P2M Channel Register Map ++ * ++ * Offset Name Access Bits Reset Value ++ * 0x00 CONTROL R/W 6 0 ++ * 0x04 INTERRUPT R/W TC* 3 0 ++ * 0x08 PPALLOC R/W 4 channel dependant ++ * (see reg description) ++ * 0x0C STATUS RO 8 0 ++ * 0x10 reserved ++ * 0x14 REMAIN RO 16 0 ++ * 0X18 Reserved ++ * 0X1C Reserved ++ * 0x20 MAXCNT0 R/W 16 0 ++ * 0x24 BASE0 R/W 32 0 ++ * 0x28 CURRENT0 RO 32 0 ++ * 0x2C Reserved ++ * 0x30 MAXCNT1 R/W 16 0 ++ * 0x34 BASE1 R/W 32 0 ++ * 0X38 CURRENT1 RO 32 0 ++ * 0X3C Reserved ++ * ++ * M2M Channel Register Map ++ * Offset Name Access Bits Reset Value ++ * ++ * 0x00 CONTROL R/W 22 0 ++ * 0x04 INTERRUPT R/W TC* 3 0 ++ * 0x08 Reserved ++ * 0x0C STATUS R/W TC* 14 0 ++ * 0x10 BCR0 R/W 16 0 ++ * 0x14 BCR1 R/W 16 0 ++ * 0x18 SAR_BASE0 R/W 32 0 ++ * 0x1C SAR_BASE1 R/W 32 0 ++ * 0x20 Reserved ++ * 0x24 SAR_CURRENT0 RO 32 0 ++ * 0x28 SAR_CURRENT1 RO 32 0 ++ * 0x2C DAR_BASE0 R/W 32 0 ++ * 0x30 DAR_BASE1 R/W 32 0 ++ * 0x34 DAR_CURRENT0 RO 32 0 ++ * 0X38 Reserved ++ * 0X3C DAR_CURRENT1 RO 32 0 ++ * * Write this location once to clear the bit (see ++ * Interrupt/Status register description for which bits ++ * this rule applies to). ++ * ++ ****************************************************************************/ ++ ++ ++/*----------------------------------------------------------------------------------*/ ++/* M2P Registers */ ++/*----------------------------------------------------------------------------------*/ ++/* ++ * M2P CONTROL register bit defines ++ */ ++#define CONTROL_M2P_STALLINTEN 0x00000001 /* Enables the STALL interrupt */ ++#define CONTROL_M2P_NFBINTEN 0x00000002 /* Enables the NFB interrupt */ ++#define CONTROL_M2P_CHERRORINTEN 0x00000008 /* Enables the ChError interrupt*/ ++#define CONTROL_M2P_ENABLE 0x00000010 /* Enables the channel */ ++#define CONTROL_M2P_ABRT 0x00000020 /* Determines how DMA behaves in*/ ++ /* NEXT state with peripheral */ ++ /* error */ ++ /* 0: NEXT -> ON, ignore error */ ++ /* 1: NEXT -> STALL, disable ch.*/ ++#define CONTROL_M2P_ICE 0x00000040 /* Ignore Channel Error */ ++ ++/* ++ * M2P INTERRUPT register bit defines ++ */ ++#define INTERRUPT_M2P_STALLINT 0x00000001 /* Indicates channel stalled. */ ++#define INTERRUPT_M2P_NFBINT 0x00000002 /* Indicates channel is hungry. */ ++#define INTERRUPT_M2P_CHERRORINT 0x00000008 /* Peripheral detects error */ ++ ++ ++/* ++ * STATUS register bit defines ++ */ ++#define STATUS_M2P_STALL 0x00000001 /* A '1' indicates channel is */ ++ /* stalled */ ++#define STATUS_M2P_NFB 0x00000002 /* A '1' indicates channel has moved*/ ++ /* from NEXT state to ON state, but */ ++ /* waiting for next buffer to be */ ++ /* programmed. */ ++#define STATUS_M2P_CHERROR 0x00000008 /* Enables the ChError interrupt */ ++#define STATUS_M2P_CURRENT_MASK 0x00000030 /* Current state of the FSM */ ++#define STATUS_M2P_CURRENT_SHIFT 4 ++#define STATUS_M2P_NEXTBUFFER 0x00000040 /* Informs the int handler after an */ ++ /* NFB int which pair of maxcnt and */ ++ /* base regs to update. */ ++#define STATUS_M2P_BYTES_MASK 0x0000f800 /* number of valid DMA data */ ++#define STATUS_M2P_BYTES_SHIFT 7 /* currently in */ ++ /* packer/unpacker */ ++ ++#define STATUS_M2P_DMA_NO_BUF 0x00000000 ++#define STATUS_M2P_DMA_BUF_ON 0x00000010 ++#define STATUS_M2P_DMA_BUF_NEXT 0x00000020 ++ ++/* ++ * Register masks to mask off reserved bits after reading register. ++ */ ++#define M2P_MASK_PPALLOC 0x0000000f ++#define M2P_MASK_REMAIN 0x0000ffff ++#define M2P_MASK_MAXCNT0 0x0000ffff ++#define M2P_MASK_BASE0 0xffffffff ++#define M2P_MASK_CURRENT0 0xffffffff ++#define M2P_MASK_MAXCNT1 0x0000ffff ++#define M2P_MASK_BASE1 0xffffffff ++#define M2P_MASK_CURRENT1 0xffffffff ++ ++ ++/*----------------------------------------------------------------------------------*/ ++/* M2M Registers */ ++/*----------------------------------------------------------------------------------*/ ++ ++#define CONTROL_M2M_STALLINTEN 0x00000001 /* Enables the STALL interrupt */ ++#define CONTROL_M2M_SCT 0x00000002 /* Source Copy Transfer. Setup a */ ++ /* block transfer from 1 memory source */ ++ /* location. */ ++#define CONTROL_M2M_DONEINTEN 0x00000004 /* Enables the DONE interrupt which */ ++ /* indicates if the xfer completed */ ++ /* successfully */ ++#define CONTROL_M2M_ENABLE 0x00000008 /* Enables the channel */ ++#define CONTROL_M2M_START 0x00000010 /* Initiates the xfer. 'software trigger' */ ++#define CONTROL_M2M_BWC_MASK 0x000001e0 /* Bandwidth control. Indicate number of */ ++#define CONTROL_M2M_BWC_SHIFT 5 /* bytes in a transfer. */ ++#define CONTROL_M2M_PW_MASK 0x00000600 /* Peripheral width. Used for xfers */ ++#define CONTROL_M2M_PW_SHIFT 9 /* between memory and external peripheral. */ ++ /* 00: byte, 01: halfword, 10: word. */ ++#define CONTROL_M2M_DAH 0x00000800 /* Destination Address Hold */ ++#define CONTROL_M2M_SAH 0x00001000 /* Source Address Hold */ ++#define CONTROL_M2M_TM_MASK 0x00006000 /* Transfer Mode. 00: sw triggered, */ ++#define CONTROL_M2M_TM_SHIFT 13 /* 01: hw initiated M2P, 01: hw initiated P2M */ ++#define CONTROL_M2M_ETDP_MASK 0x00018000 /* End-of-Transfer/Terminal Count pin */ ++#define CONTROL_M2M_ETDP_SHIFT 15 /* direction and polarity. */ ++#define CONTROL_M2M_DACKP 0x00020000 /* DMA acknowledge pin polarity */ ++ ++#define CONTROL_M2M_DREQP_MASK 0x00180000 /* DMA request pin polarity. must be set */ ++#define CONTROL_M2M_DREQP_SHIFT 19 /* before enable bit. */ ++#define CONTROL_M2M_NFBINTEN 0x00200000 /* Enables generation of the NFB interrupt. */ ++#define CONTROL_M2M_RSS_MASK 0x00c00000 /* Request source selection: */ ++#define CONTROL_M2M_RSS_SHIFT 22 /* 000 - External DReq[0] */ ++ /* 001 - External DReq[1] */ ++ /* 01X - Internal SSPRx */ ++ /* 10X - Internal SSPTx */ ++ /* 11X - Internal IDE */ ++#define CONTROL_M2M_NO_HDSK 0x01000000 /* No handshake. When set the peripheral doesn't */ ++ /* require the regular handshake protocal. Must */ ++ /* be set for SSP and IDE operations, optional */ ++ /* for external peripherals. */ ++#define CONTROL_M2M_PWSC_MASK 0xfe000000 /* Peripheral wait states count. Gives the latency */ ++#define CONTROL_M2M_PWSC_SHIFT 25 /* (in PCLK cycles) needed by the peripheral to */ ++ /* deassert its' request once the M2M xfer w/ DMA */ ++ /* is complete. */ ++ ++/* ++ * M2M INTERRUPT register bit defines ++ */ ++#define INTERRUPT_M2M_STALLINT 0x00000001 /* Stall interrupt indicates channel stalled. */ ++#define INTERRUPT_M2M_DONEINT 0x00000002 /* Transaction done. */ ++#define INTERRUPT_M2M_NFBINT 0x00000004 /* Next frame buffer interrupt indicates */ ++ /* channel requires a new buffer */ ++ ++ ++ ++/* ++ * M2M STATUS register bit defines ++ */ ++#define STATUS_M2M_STALL 0x00000001 /* A '1' indicates channel is stalled */ ++#define STATUS_M2M_CURRENTSTATE_MASK 0x0000003e /* Indicates state of M2M Channel control */ ++#define STATUS_M2M_CURRENTSTATE_SHIFT 1 /* FSM (0-2): */ ++ /* 000 - IDLE, 001 - STALL, 010 - MEM_RD, */ ++ /* 011 - MEM_WR, 100 - BWC_WAIT */ ++ /* and M2M buffer FSM (3-2): */ ++ /* 00 - NO_BUF, 01 - BUF_ON, 10 - BUF_NEXT */ ++#define STATUS_M2M_DONE 0x00000040 /* Transfer completed successfully if 1. */ ++#define STATUS_M2M_TCS_MASK 0x00000180 /* Terminal Count status. Indicates whether or */ ++#define STATUS_M2M_TCS_SHIFT 7 /* or not the actual byte count reached */ ++ /* programmed limit for buffer descriptor */ ++#define STATUS_M2M_EOTS_MASK 0x00000600 /* End-of-Transfer status for buffer */ ++#define STATUS_M2M_EOTS_SHIFT 9 ++#define STATUS_M2M_NFB 0x00000800 /* A '1' indicates channel has moved */ ++ /* from NEXT state to ON state, but the next */ ++ /* byte count reg for next buffer has not been */ ++ /* programmed yet. */ ++#define STATUS_M2M_NB 0x00001000 /* NextBuffer status. Informs NFB service */ ++ /* routine, after NFB int, which pair of buffer */ ++ /* descriptor registers is free to update. */ ++#define STATUS_M2M_DREQS 0x00002000 /* DREQ status. Reflects the status of the */ ++ /* synchronized external peripherals DMA */ ++ /* request signal. */ ++ ++/* ++ * Register masks to mask off reserved bits after reading register. ++ */ ++#define M2M_MASK_BCR0 0x0000ffff ++#define M2M_MASK_BCR1 0x0000ffff ++#define M2M_MASK_SAR_BASE0 0xffffffff ++#define M2M_MASK_SAR_BASE1 0xffffffff ++#define M2M_MASK_SAR_CURRENT0 0xffffffff ++#define M2M_MASK_SAR_CURRENT1 0xffffffff ++#define M2M_MASK_DAR_BASE0 0xffffffff ++#define M2M_MASK_DAR_BASE1 0xffffffff ++#define M2M_MASK_DAR_CURRENT0 0xffffffff ++#define M2M_MASK_DAR_CURRENT1 0xffffffff ++ ++ ++// ++/* 8000_0000 - 8000_ffff: DMA */ ++#define DMA_OFFSET 0x000000 ++#define DMA_BASE (EP93XX_DMA_BASE) ++#define DMAMP_TX_0_CONTROL (DMA_BASE+0x0000) ++#define DMAMP_TX_0_INTERRUPT (DMA_BASE+0x0004) ++#define DMAMP_TX_0_PPALLOC (DMA_BASE+0x0008) ++#define DMAMP_TX_0_STATUS (DMA_BASE+0x000C) ++#define DMAMP_TX_0_REMAIN (DMA_BASE+0x0014) ++#define DMAMP_TX_0_MAXCNT0 (DMA_BASE+0x0020) ++#define DMAMP_TX_0_BASE0 (DMA_BASE+0x0024) ++#define DMAMP_TX_0_CURRENT0 (DMA_BASE+0x0028) ++#define DMAMP_TX_0_MAXCNT1 (DMA_BASE+0x0030) ++#define DMAMP_TX_0_BASE1 (DMA_BASE+0x0034) ++#define DMAMP_TX_0_CURRENT1 (DMA_BASE+0x0038) ++ ++#define DMAMP_RX_1_CONTROL (DMA_BASE+0x0040) ++#define DMAMP_RX_1_INTERRUPT (DMA_BASE+0x0044) ++#define DMAMP_RX_1_PPALLOC (DMA_BASE+0x0048) ++#define DMAMP_RX_1_STATUS (DMA_BASE+0x004C) ++#define DMAMP_RX_1_REMAIN (DMA_BASE+0x0054) ++#define DMAMP_RX_1_MAXCNT0 (DMA_BASE+0x0060) ++#define DMAMP_RX_1_BASE0 (DMA_BASE+0x0064) ++#define DMAMP_RX_1_CURRENT0 (DMA_BASE+0x0068) ++#define DMAMP_RX_1_MAXCNT1 (DMA_BASE+0x0070) ++#define DMAMP_RX_1_BASE1 (DMA_BASE+0x0074) ++#define DMAMP_RX_1_CURRENT1 (DMA_BASE+0x0078) ++ ++#define DMAMP_TX_2_CONTROL (DMA_BASE+0x0080) ++#define DMAMP_TX_2_INTERRUPT (DMA_BASE+0x0084) ++#define DMAMP_TX_2_PPALLOC (DMA_BASE+0x0088) ++#define DMAMP_TX_2_STATUS (DMA_BASE+0x008C) ++#define DMAMP_TX_2_REMAIN (DMA_BASE+0x0094) ++#define DMAMP_TX_2_MAXCNT0 (DMA_BASE+0x00A0) ++#define DMAMP_TX_2_BASE0 (DMA_BASE+0x00A4) ++#define DMAMP_TX_2_CURRENT0 (DMA_BASE+0x00A8) ++#define DMAMP_TX_2_MAXCNT1 (DMA_BASE+0x00B0) ++#define DMAMP_TX_2_BASE1 (DMA_BASE+0x00B4) ++#define DMAMP_TX_2_CURRENT1 (DMA_BASE+0x00B8) ++ ++#define DMAMP_RX_3_CONTROL (DMA_BASE+0x00C0) ++#define DMAMP_RX_3_INTERRUPT (DMA_BASE+0x00C4) ++#define DMAMP_RX_3_PPALLOC (DMA_BASE+0x00C8) ++#define DMAMP_RX_3_STATUS (DMA_BASE+0x00CC) ++#define DMAMP_RX_3_REMAIN (DMA_BASE+0x00D4) ++#define DMAMP_RX_3_MAXCNT0 (DMA_BASE+0x00E0) ++#define DMAMP_RX_3_BASE0 (DMA_BASE+0x00E4) ++#define DMAMP_RX_3_CURRENT0 (DMA_BASE+0x00E8) ++#define DMAMP_RX_3_MAXCNT1 (DMA_BASE+0x00F0) ++#define DMAMP_RX_3_BASE1 (DMA_BASE+0x00F4) ++#define DMAMP_RX_3_CURRENT1 (DMA_BASE+0x00F8) ++ ++#define DMAMM_0_CONTROL (DMA_BASE+0x0100) ++#define DMAMM_0_INTERRUPT (DMA_BASE+0x0104) ++#define DMAMM_0_STATUS (DMA_BASE+0x010C) ++#define DMAMM_0_BCR0 (DMA_BASE+0x0110) ++#define DMAMM_0_BCR1 (DMA_BASE+0x0114) ++#define DMAMM_0_SAR_BASE0 (DMA_BASE+0x0118) ++#define DMAMM_0_SAR_BASE1 (DMA_BASE+0x011C) ++#define DMAMM_0_SAR_CURRENT0 (DMA_BASE+0x0124) ++#define DMAMM_0_SAR_CURRENT1 (DMA_BASE+0x0128) ++#define DMAMM_0_DAR_BASE0 (DMA_BASE+0x012C) ++#define DMAMM_0_DAR_BASE1 (DMA_BASE+0x0130) ++#define DMAMM_0_DAR_CURRENT0 (DMA_BASE+0x0134) ++#define DMAMM_0_DAR_CURRENT1 (DMA_BASE+0x013C) ++ ++#define DMAMM_1_CONTROL (DMA_BASE+0x0140) ++#define DMAMM_1_INTERRUPT (DMA_BASE+0x0144) ++#define DMAMM_1_STATUS (DMA_BASE+0x014C) ++#define DMAMM_1_BCR0 (DMA_BASE+0x0150) ++#define DMAMM_1_BCR1 (DMA_BASE+0x0154) ++#define DMAMM_1_SAR_BASE0 (DMA_BASE+0x0158) ++#define DMAMM_1_SAR_BASE1 (DMA_BASE+0x015C) ++#define DMAMM_1_SAR_CURRENT0 (DMA_BASE+0x0164) ++#define DMAMM_1_SAR_CURRENT1 (DMA_BASE+0x0168) ++#define DMAMM_1_DAR_BASE0 (DMA_BASE+0x016C) ++#define DMAMM_1_DAR_BASE1 (DMA_BASE+0x0170) ++#define DMAMM_1_DAR_CURRENT0 (DMA_BASE+0x0174) ++#define DMAMM_1_DAR_CURRENT1 (DMA_BASE+0x017C) ++ ++#define DMAMP_RX_5_CONTROL (DMA_BASE+0x0200) ++#define DMAMP_RX_5_INTERRUPT (DMA_BASE+0x0204) ++#define DMAMP_RX_5_PPALLOC (DMA_BASE+0x0208) ++#define DMAMP_RX_5_STATUS (DMA_BASE+0x020C) ++#define DMAMP_RX_5_REMAIN (DMA_BASE+0x0214) ++#define DMAMP_RX_5_MAXCNT0 (DMA_BASE+0x0220) ++#define DMAMP_RX_5_BASE0 (DMA_BASE+0x0224) ++#define DMAMP_RX_5_CURRENT0 (DMA_BASE+0x0228) ++#define DMAMP_RX_5_MAXCNT1 (DMA_BASE+0x0230) ++#define DMAMP_RX_5_BASE1 (DMA_BASE+0x0234) ++#define DMAMP_RX_5_CURRENT1 (DMA_BASE+0x0238) ++ ++#define DMAMP_TX_4_CONTROL (DMA_BASE+0x0240) ++#define DMAMP_TX_4_INTERRUPT (DMA_BASE+0x0244) ++#define DMAMP_TX_4_PPALLOC (DMA_BASE+0x0248) ++#define DMAMP_TX_4_STATUS (DMA_BASE+0x024C) ++#define DMAMP_TX_4_REMAIN (DMA_BASE+0x0254) ++#define DMAMP_TX_4_MAXCNT0 (DMA_BASE+0x0260) ++#define DMAMP_TX_4_BASE0 (DMA_BASE+0x0264) ++#define DMAMP_TX_4_CURRENT0 (DMA_BASE+0x0268) ++#define DMAMP_TX_4_MAXCNT1 (DMA_BASE+0x0270) ++#define DMAMP_TX_4_BASE1 (DMA_BASE+0x0274) ++#define DMAMP_TX_4_CURRENT1 (DMA_BASE+0x0278) ++ ++#define DMAMP_RX_7_CONTROL (DMA_BASE+0x0280) ++#define DMAMP_RX_7_INTERRUPT (DMA_BASE+0x0284) ++#define DMAMP_RX_7_PPALLOC (DMA_BASE+0x0288) ++#define DMAMP_RX_7_STATUS (DMA_BASE+0x028C) ++#define DMAMP_RX_7_REMAIN (DMA_BASE+0x0294) ++#define DMAMP_RX_7_MAXCNT0 (DMA_BASE+0x02A0) ++#define DMAMP_RX_7_BASE0 (DMA_BASE+0x02A4) ++#define DMAMP_RX_7_CURRENT0 (DMA_BASE+0x02A8) ++#define DMAMP_RX_7_MAXCNT1 (DMA_BASE+0x02B0) ++#define DMAMP_RX_7_BASE1 (DMA_BASE+0x02B4) ++#define DMAMP_RX_7_CURRENT1 (DMA_BASE+0x02B8) ++ ++#define DMAMP_TX_6_CONTROL (DMA_BASE+0x02C0) ++#define DMAMP_TX_6_INTERRUPT (DMA_BASE+0x02C4) ++#define DMAMP_TX_6_PPALLOC (DMA_BASE+0x02C8) ++#define DMAMP_TX_6_STATUS (DMA_BASE+0x02CC) ++#define DMAMP_TX_6_REMAIN (DMA_BASE+0x02D4) ++#define DMAMP_TX_6_MAXCNT0 (DMA_BASE+0x02E0) ++#define DMAMP_TX_6_BASE0 (DMA_BASE+0x02E4) ++#define DMAMP_TX_6_CURRENT0 (DMA_BASE+0x02E8) ++#define DMAMP_TX_6_MAXCNT1 (DMA_BASE+0x02F0) ++#define DMAMP_TX_6_BASE1 (DMA_BASE+0x02F4) ++#define DMAMP_TX_6_CURRENT1 (DMA_BASE+0x02F8) ++ ++#define DMAMP_RX_9_CONTROL (DMA_BASE+0x0300) ++#define DMAMP_RX_9_INTERRUPT (DMA_BASE+0x0304) ++#define DMAMP_RX_9_PPALLOC (DMA_BASE+0x0308) ++#define DMAMP_RX_9_STATUS (DMA_BASE+0x030C) ++#define DMAMP_RX_9_REMAIN (DMA_BASE+0x0314) ++#define DMAMP_RX_9_MAXCNT0 (DMA_BASE+0x0320) ++#define DMAMP_RX_9_BASE0 (DMA_BASE+0x0324) ++#define DMAMP_RX_9_CURRENT0 (DMA_BASE+0x0328) ++#define DMAMP_RX_9_MAXCNT1 (DMA_BASE+0x0330) ++#define DMAMP_RX_9_BASE1 (DMA_BASE+0x0334) ++#define DMAMP_RX_9_CURRENT1 (DMA_BASE+0x0338) ++ ++#define DMAMP_TX_8_CONTROL (DMA_BASE+0x0340) ++#define DMAMP_TX_8_INTERRUPT (DMA_BASE+0x0344) ++#define DMAMP_TX_8_PPALLOC (DMA_BASE+0x0348) ++#define DMAMP_TX_8_STATUS (DMA_BASE+0x034C) ++#define DMAMP_TX_8_REMAIN (DMA_BASE+0x0354) ++#define DMAMP_TX_8_MAXCNT0 (DMA_BASE+0x0360) ++#define DMAMP_TX_8_BASE0 (DMA_BASE+0x0364) ++#define DMAMP_TX_8_CURRENT0 (DMA_BASE+0x0368) ++#define DMAMP_TX_8_MAXCNT1 (DMA_BASE+0x0370) ++#define DMAMP_TX_8_BASE1 (DMA_BASE+0x0374) ++#define DMAMP_TX_8_CURRENT1 (DMA_BASE+0x0378) ++ ++#define DMA_ARBITRATION (DMA_BASE+0x0380) ++#define DMA_INTERRUPT (DMA_BASE+0x03C0) ++ ++ ++/* ++ * DMA Register Base addresses and Offsets ++ */ ++#define DMA_M2P_TX_0_BASE DMAMP_TX_0_CONTROL ++#define DMA_M2P_RX_1_BASE DMAMP_RX_1_CONTROL ++#define DMA_M2P_TX_2_BASE DMAMP_TX_2_CONTROL ++#define DMA_M2P_RX_3_BASE DMAMP_RX_3_CONTROL ++#define DMA_M2M_0_BASE DMAMM_0_CONTROL ++#define DMA_M2M_1_BASE DMAMM_1_CONTROL ++#define DMA_M2P_RX_5_BASE DMAMP_RX_5_CONTROL ++#define DMA_M2P_TX_4_BASE DMAMP_TX_4_CONTROL ++#define DMA_M2P_RX_7_BASE DMAMP_RX_7_CONTROL ++#define DMA_M2P_TX_6_BASE DMAMP_TX_6_CONTROL ++#define DMA_M2P_RX_9_BASE DMAMP_RX_9_CONTROL ++#define DMA_M2P_TX_8_BASE DMAMP_TX_8_CONTROL ++ ++#define M2P_OFFSET_CONTROL 0x0000 ++#define M2P_OFFSET_INTERRUPT 0x0004 ++#define M2P_OFFSET_PPALLOC 0x0008 ++#define M2P_OFFSET_STATUS 0x000C ++#define M2P_OFFSET_REMAIN 0x0014 ++#define M2P_OFFSET_MAXCNT0 0x0020 ++#define M2P_OFFSET_BASE0 0x0024 ++#define M2P_OFFSET_CURRENT0 0x0028 ++#define M2P_OFFSET_MAXCNT1 0x0030 ++#define M2P_OFFSET_BASE1 0x0034 ++#define M2P_OFFSET_CURRENT1 0x0038 ++ ++#define M2M_OFFSET_CONTROL 0x0000 ++#define M2M_OFFSET_INTERRUPT 0x0004 ++#define M2M_OFFSET_STATUS 0x000C ++#define M2M_OFFSET_BCR0 0x0010 ++#define M2M_OFFSET_BCR1 0x0014 ++#define M2M_OFFSET_SAR_BASE0 0x0018 ++#define M2M_OFFSET_SAR_BASE1 0x001C ++#define M2M_OFFSET_SAR_CURRENT0 0x0024 ++#define M2M_OFFSET_SAR_CURRENT1 0x0028 ++#define M2M_OFFSET_DAR_BASE0 0x002C ++#define M2M_OFFSET_DAR_BASE1 0x0030 ++#define M2M_OFFSET_DAR_CURRENT0 0x0034 ++#define M2M_OFFSET_DAR_CURRENT1 0x003C ++ ++ ++ ++//----------------------------------------------------------------------------- ++// PWRCNT Register Defines ++//----------------------------------------------------------------------------- ++#define SYSCON_PWRCNT_FIREN 0x80000000 ++#define SYSCON_PWRCNT_UARTBAUD 0x20000000 ++#define SYSCON_PWRCNT_USHEN 0x10000000 ++#define SYSCON_PWRCNT_DMA_M2MCH1 0x08000000 ++#define SYSCON_PWRCNT_DMA_M2MCH0 0x04000000 ++#define SYSCON_PWRCNT_DMA_M2PCH8 0x02000000 ++#define SYSCON_PWRCNT_DMA_M2PCH9 0x01000000 ++#define SYSCON_PWRCNT_DMA_M2PCH6 0x00800000 ++#define SYSCON_PWRCNT_DMA_M2PCH7 0x00400000 ++#define SYSCON_PWRCNT_DMA_M2PCH4 0x00200000 ++#define SYSCON_PWRCNT_DMA_M2PCH5 0x00100000 ++#define SYSCON_PWRCNT_DMA_M2PCH2 0x00080000 ++#define SYSCON_PWRCNT_DMA_M2PCH3 0x00040000 ++#define SYSCON_PWRCNT_DMA_M2PCH0 0x00020000 ++#define SYSCON_PWRCNT_DMA_M2PCH1 0x00010000 ++ ++#ifndef __ASSEMBLY__ ++/* ++ * DMA Register Base addresses ++ */ ++static unsigned int const DMAM2PChannelBase[10] = ++{ ++ DMA_M2P_TX_0_BASE, ++ DMA_M2P_RX_1_BASE, ++ DMA_M2P_TX_2_BASE, ++ DMA_M2P_RX_3_BASE, ++ DMA_M2P_TX_4_BASE, ++ DMA_M2P_RX_5_BASE, ++ DMA_M2P_TX_6_BASE, ++ DMA_M2P_RX_7_BASE, ++ DMA_M2P_TX_8_BASE, ++ DMA_M2P_RX_9_BASE ++}; ++ ++static unsigned int const DMAM2MChannelBase[2] = ++{ ++ DMA_M2M_0_BASE, ++ DMA_M2M_1_BASE ++}; ++ ++#endif /* __ASSEMBLY__ */ ++ ++/***************************************************************************** ++ * ++ * DMA buffer structure type. ++ * ++ ****************************************************************************/ ++typedef struct ep93xx_dma_buffer_s ++{ ++ unsigned int source; /* buffer physical source address. */ ++ unsigned int dest; /* buffer physical destination address, */ ++ /* only used with the 2 M2M channels. */ ++ unsigned int size; /* buffer size in bytes */ ++ unsigned int last; /* 1 if this is the last buffer */ ++ /* in this transaction. If 1, */ ++ /* disable the NFBint so we aren't */ ++ /* interrupted for another buffer */ ++ /* when we know there won't be another. */ ++ unsigned int used; /* This field is set to 1 by the DMA */ ++ /* interface after the buffer is transferred*/ ++ int buf_id; /* unique identifyer specified by the */ ++ /* the driver which requested the dma */ ++} ep93xx_dma_buffer_t; ++ ++typedef ep93xx_dma_buffer_t * ep93xx_dma_buffer_p; ++ ++/***************************************************************************** ++ * ++ * Instance definition for the DMA interface. ++ * ++ ****************************************************************************/ ++typedef struct ep9312_dma_s ++{ ++ /* ++ * This 1 when the instance is in use, and 0 when it's not. ++ */ ++ unsigned int ref_count; ++ ++ /* ++ * This is the last valid handle for this instance. When giving out a ++ * new handle this will be incremented and given out. ++ */ ++ int last_valid_handle; ++ ++ /* ++ * device specifies one of the 20 DMA hardware ports this ++ * DMA channel will service. ++ */ ++ ep93xx_dma_dev_t device; ++ ++ /* ++ * DMABufferQueue is the queue of buffer structure pointers which the ++ * dma channel will use to setup transfers. ++ */ ++ ep93xx_dma_buffer_t buffer_queue[MAX_EP93XX_DMA_BUFFERS]; ++ ++ /* ++ * currnt_buffer : This is the buffer currently being transfered on ++ * this channel. ++ * last_buffer : This is the last buffer for this transfer. ++ * Note: current_buffer + 1 is already programmed into the dma ++ * channel as the next buffer to transfer. Don't write ++ * over either entry. ++ */ ++ int current_buffer; ++ int last_buffer; ++ ++ /* ++ * The following 3 fields are buffer counters. ++ * ++ * iNewBuffers: Buffers in the queue which have not been transfered. ++ * iUsedBuffers: Buffers in the queue which have have been tranferred, ++ * and are waiting to be returned. ++ * iTotalBuffers: Total number of buffers in the queue. ++ */ ++ int new_buffers; ++ int used_buffers; ++ int total_buffers; ++ ++ /* ++ * uiTotalBytes has the total bytes transfered on the channel since the ++ * last flush. This value does not include the bytes tranfered in the ++ * current buffer. A byte count is only added after a complete buffer ++ * is tranfered. ++ */ ++ unsigned int total_bytes; ++ ++ /* ++ * Interrupt number for this channel ++ */ ++ unsigned int irq; ++ ++ /* ++ * Indicates whether or not the channel is currently enabled to transfer ++ * data. ++ */ ++ unsigned int xfer_enable; ++ ++ /* ++ * pause indicates if the dma channel was paused by calling the pause ++ * ioctl. ++ */ ++ unsigned int pause; ++ ++ /* ++ * buffer structure used during a pause to capture the current ++ * address and remaining bytes for the buffer actively being transferred ++ * on the channel. This buffer will be used to reprogram the dma ++ * channel upon a resume. ++ */ ++ ep93xx_dma_buffer_t pause_buf; ++ ++ /* ++ * DMACallback is a function pointer which the calling application can ++ * use install a function to. this fuction can be used to notify the ++ * calling application of an interrupt. ++ */ ++ dma_callback callback; ++ ++ /* ++ * User data used as a parameter for the Callback function. The user ++ * sets up the data and sends it with the callback function. ++ */ ++ unsigned int user_data; ++ ++ /* ++ * A string representation of the device attached to the channel. ++ */ ++ const char * device_id; ++ ++ /* ++ * The register base address for this dma channel. ++ */ ++ unsigned int reg_base; ++ ++ /* ++ * terminated indicates ++ */ ++ unsigned int terminated; ++ ++ ++} ep93xx_dma_t; ++ ++/***************************************************************************** ++ * ++ * DMA macros ++ * ++ ****************************************************************************/ ++#define DMA_HANDLE_SPECIFIER_MASK 0xF0000000 ++#define DMA_CH0_HANDLE_SPECIFIER 0x00000000 ++#define DMA_CH1_HANDLE_SPECIFIER 0x10000000 ++#define DMA_CH2_HANDLE_SPECIFIER 0x20000000 ++#define DMA_CH3_HANDLE_SPECIFIER 0x30000000 ++#define DMA_CH4_HANDLE_SPECIFIER 0x40000000 ++#define DMA_CH5_HANDLE_SPECIFIER 0x50000000 ++#define DMA_CH6_HANDLE_SPECIFIER 0x60000000 ++#define DMA_CH7_HANDLE_SPECIFIER 0x70000000 ++#define DMA_CH8_HANDLE_SPECIFIER 0x80000000 ++#define DMA_CH9_HANDLE_SPECIFIER 0x90000000 ++#define DMA_CH10_HANDLE_SPECIFIER 0xA0000000 ++#define DMA_CH11_HANDLE_SPECIFIER 0xB0000000 ++ ++#endif // _DMADRV_H_ diff --git a/recipes/linux/linux-2.6.32/ep93xx/ep93xx-eth.patch b/recipes/linux/linux-2.6.32/ep93xx/ep93xx-eth.patch new file mode 100644 index 0000000000..776cafcbf5 --- /dev/null +++ b/recipes/linux/linux-2.6.32/ep93xx/ep93xx-eth.patch @@ -0,0 +1,2718 @@ +Index: linux-2.6.24.7/drivers/net/arm/ep93xx_eth.c +=================================================================== +--- linux-2.6.24.7.orig/drivers/net/arm/ep93xx_eth.c 2009-09-16 17:26:48.000000000 +0100 ++++ linux-2.6.24.7/drivers/net/arm/ep93xx_eth.c 2009-09-16 17:38:23.000000000 +0100 +@@ -1,916 +1,1586 @@ +-/* +- * EP93xx ethernet network device driver +- * Copyright (C) 2006 Lennert Buytenhek <buytenh@wantstofly.org> +- * Dedicated to Marija Kulikova. +- * +- * This program is free software; you can redistribute it and/or modify +- * it under the terms of the GNU General Public License as published by +- * the Free Software Foundation; either version 2 of the License, or +- * (at your option) any later version. +- */ +- +-#include <linux/dma-mapping.h> ++/*---------------------------------------------------------------------------- ++ * ep93xx_eth.c ++ * Ethernet Device Driver for Cirrus Logic EP93xx. ++ * ++ * Copyright (C) 2003 by Cirrus Logic www.cirrus.com ++ * This software may be used and distributed according to the terms ++ * of the GNU Public License. ++ * ++ * This driver was written based on skeleton.c by Donald Becker and ++ * smc9194.c by Erik Stahlman. ++ * ++ * Theory of Operation ++ * Driver Configuration ++ * - Getting MAC address from system ++ * To setup identical MAC address for each target board, driver need ++ * to get a MAC address from system. Normally, system has a Serial ++ * EEPROM or other media to store individual MAC address when ++ * manufacturing. ++ * The macro GET_MAC_ADDR is prepared to get the MAC address from ++ * system and one should supply a routine for this purpose. ++ * Driver Initialization ++ * DMA Operation ++ * Cache Coherence ++ * ++ * History: ++ * 07/19/01 0.1 Sungwook Kim initial release ++ * 10/16/01 0.2 Sungwook Kim add workaround for ignorance of Tx request while sending frame ++ * add some error stuations handling ++ * ++ * 03/25/03 Melody Lee Modified for EP93xx ++ *--------------------------------------------------------------------------*/ + #include <linux/module.h> ++#include <linux/version.h> + #include <linux/kernel.h> +-#include <linux/netdevice.h> +-#include <linux/mii.h> +-#include <linux/etherdevice.h> +-#include <linux/ethtool.h> +-#include <linux/init.h> +-#include <linux/moduleparam.h> +-#include <linux/platform_device.h> ++#include <linux/sched.h> ++#include <linux/types.h> ++#include <linux/fcntl.h> ++#include <linux/interrupt.h> ++#include <linux/ptrace.h> ++#include <linux/ioport.h> ++#include <linux/in.h> + #include <linux/delay.h> +-#include <asm/arch/ep93xx-regs.h> +-#include <asm/arch/platform.h> ++#include <linux/slab.h> ++#include <linux/string.h> ++#include <linux/platform_device.h> ++#include <linux/dma-mapping.h> ++#include <asm/system.h> ++#include <asm/bitops.h> + #include <asm/io.h> ++#include <asm/dma.h> ++#include <asm/irq.h> ++#include <linux/errno.h> ++#include <linux/init.h> + +-#define DRV_MODULE_NAME "ep93xx-eth" +-#define DRV_MODULE_VERSION "0.1" ++#include <linux/netdevice.h> ++#include <linux/etherdevice.h> ++#include <linux/skbuff.h> + +-#define RX_QUEUE_ENTRIES 64 +-#define TX_QUEUE_ENTRIES 8 ++#include <asm/arch/hardware.h> + +-#define MAX_PKT_SIZE 2044 +-#define PKT_BUF_SIZE 2048 ++#include "ep93xx_eth.h" + +-#define REG_RXCTL 0x0000 +-#define REG_RXCTL_DEFAULT 0x00073800 +-#define REG_TXCTL 0x0004 +-#define REG_TXCTL_ENABLE 0x00000001 +-#define REG_MIICMD 0x0010 +-#define REG_MIICMD_READ 0x00008000 +-#define REG_MIICMD_WRITE 0x00004000 +-#define REG_MIIDATA 0x0014 +-#define REG_MIISTS 0x0018 +-#define REG_MIISTS_BUSY 0x00000001 +-#define REG_SELFCTL 0x0020 +-#define REG_SELFCTL_RESET 0x00000001 +-#define REG_INTEN 0x0024 +-#define REG_INTEN_TX 0x00000008 +-#define REG_INTEN_RX 0x00000007 +-#define REG_INTSTSP 0x0028 +-#define REG_INTSTS_TX 0x00000008 +-#define REG_INTSTS_RX 0x00000004 +-#define REG_INTSTSC 0x002c +-#define REG_AFP 0x004c +-#define REG_INDAD0 0x0050 +-#define REG_INDAD1 0x0051 +-#define REG_INDAD2 0x0052 +-#define REG_INDAD3 0x0053 +-#define REG_INDAD4 0x0054 +-#define REG_INDAD5 0x0055 +-#define REG_GIINTMSK 0x0064 +-#define REG_GIINTMSK_ENABLE 0x00008000 +-#define REG_BMCTL 0x0080 +-#define REG_BMCTL_ENABLE_TX 0x00000100 +-#define REG_BMCTL_ENABLE_RX 0x00000001 +-#define REG_BMSTS 0x0084 +-#define REG_BMSTS_RX_ACTIVE 0x00000008 +-#define REG_RXDQBADD 0x0090 +-#define REG_RXDQBLEN 0x0094 +-#define REG_RXDCURADD 0x0098 +-#define REG_RXDENQ 0x009c +-#define REG_RXSTSQBADD 0x00a0 +-#define REG_RXSTSQBLEN 0x00a4 +-#define REG_RXSTSQCURADD 0x00a8 +-#define REG_RXSTSENQ 0x00ac +-#define REG_TXDQBADD 0x00b0 +-#define REG_TXDQBLEN 0x00b4 +-#define REG_TXDQCURADD 0x00b8 +-#define REG_TXDENQ 0x00bc +-#define REG_TXSTSQBADD 0x00c0 +-#define REG_TXSTSQBLEN 0x00c4 +-#define REG_TXSTSQCURADD 0x00c8 +-#define REG_MAXFRMLEN 0x00e8 ++/*---------------------------------------------------------------------------- ++ * The name of the card. ++ * It is used for messages and in the requests for io regions, irqs and ... ++ * This device is not in a card but I used same name in skeleton.c file. ++ *--------------------------------------------------------------------------*/ ++#define cardname "ep93xx-eth" ++ ++ ++/**** default MAC address *************/ ++static const U8 default_mac[6] = {0x00, 0xba, 0xd0, 0x0b, 0xad, 0x00}; ++ ++/*---------------------------------------------------------------------------- ++ * Some definitions belong to the operation of this driver. ++ * You should understand how it affect to driver before any modification. ++ *--------------------------------------------------------------------------*/ ++ ++/**** Interrupt Sources in Use *******************************************/ ++/*#define Default_IntSrc (IntEn_RxMIE|IntEn_RxSQIE|IntEn_TxLEIE|IntEn_TIE|IntEn_TxSQIE|IntEn_RxEOFIE|IntEn_RxEOBIE|IntEn_RxHDRIE) ++*/ ++#define Default_IntSrc (IntEn_TxSQIE|IntEn_RxEOFIE|IntEn_RxEOBIE|IntEn_RxHDRIE) ++ ++/**** Length of Device Queue in number of entries ++ (must be less than or equal to 255) ********************************/ ++#define LEN_QueRxDesc 64 /*length of Rx Descriptor Queue (4 or bigger) Must be power of 2.*/ ++#define LEN_QueRxSts LEN_QueRxDesc /*length of Rx Status Queue*/ ++#define LEN_QueTxDesc 8 /*length of Tx Descriptor Queue (4 or bigger) Must be power of 2.*/ ++#define LEN_QueTxSts LEN_QueTxDesc /*length of Tx Status Queue*/ ++ ++/**** Tx Queue fill-up level control *************************************/ ++#define LVL_TxStop LEN_QueTxDesc - 2 /*level to ask the stack to stop Tx*/ ++#define LVL_TxResume 2 /*level to ask the stack to resume Tx*/ ++ ++/**** Rx Buffer length in bytes ******************************************/ ++#define LEN_RxBuf (1518+2+16) /*length of Rx buffer, must be 4-byte aligned*/ ++#define LEN_TxBuf LEN_RxBuf ++ ++/*---------------------------------------------------------------------------- ++ * MACRO for ease ++ *--------------------------------------------------------------------------*/ ++#define Align32(a) (((unsigned int)(a)+3)&~0x03) /*32bit address alignment*/ ++#define IdxNext(idxCur,len) (((idxCur)+1)%(len)) /*calc next array index number*/ ++ ++/**** malloc/free routine for DMA buffer **********************************/ ++ /*use non-cached DMA buffer*/ ++#define MALLOC_DMA(size, pPhyAddr) dma_alloc_writecombine(NULL, (size), (dma_addr_t*)(pPhyAddr), GFP_KERNEL | GFP_DMA) ++//#define FREE_DMA(size, vaddr, paddr) dma_free_writecombine(NULL, (size), (vaddr), (paddr)) + +-struct ep93xx_rdesc +-{ +- u32 buf_addr; +- u32 rdesc1; +-}; ++/*---------------------------------------------------------------------------- ++ * DEBUGGING LEVELS ++ * ++ * 0 for normal operation ++ * 1 for slightly more details ++ * >2 for various levels of increasingly useless information ++ * 2 for interrupt tracking, status flags ++ * 3 for packet dumps, etc. ++ *--------------------------------------------------------------------------*/ ++//#define _DBG_3 ++//#define _DBG_2 ++//#define _DBG_1 ++//#define _DBG ++ ++#ifdef _DBG_3 ++#define PRINTK3( fmt, arg... ) printk( fmt, ##arg ) ++#else ++#define PRINTK3( fmt, arg... ) ++#endif ++ ++#ifdef _DBG_2 ++#define PRINTK2( fmt, arg... ) printk( fmt, ##arg ) ++#else ++#define PRINTK2( fmt, arg... ) ++#endif ++ ++#ifdef _DBG_1 ++#define PRINTK1( fmt, arg... ) printk( fmt, ##arg ) ++#else ++#define PRINTK1( fmt, arg... ) ++#endif ++ ++#ifdef _DBG ++#define PRINTK(x) printk x ++#else ++#define PRINTK(x) ++#endif ++ ++ ++ ++#define _PRTK_ENTRY PRINTK2 /*to trace function entries*/ ++#define _PRTK_SWERR PRINTK /*logical S/W error*/ ++#define _PRTK_SYSFAIL PRINTK /*system service failure*/ ++#define _PRTK_HWFAIL PRINTK /*H/W operation failure message*/ ++#define _PRTK_WARN PRINTK1 /*warning information*/ ++#define _PRTK_INFO PRINTK2 /*general information*/ ++#define _PRTK_ENTRY_ISR PRINTK3 /*to trace function entries belong to ISR*/ ++#define _PRTK_WARN_ISR PRINTK1 /*warning informations from ISR*/ ++#define _PRTK_INFO_ISR PRINTK3 /*general informations from ISR*/ ++#define _PRTK_ PRINTK /*for temporary print out*/ ++ ++#if 0 ++# define _PRTK_DUMP PRINTK1 /*to dump large amount of debug info*/ ++#endif ++ ++/*---------------------------------------------------------------------------- ++ * Custom Data Structures ++ *--------------------------------------------------------------------------*/ ++ ++/**** the information about the buffer passed to device. ++ there are matching bufferDescriptor informations ++ for each Tx/Rx Descriptor Queue entry to trace ++ the buffer within those queues. ************************************/ ++typedef struct bufferDescriptor { ++ void *vaddr; /*virtual address representing the buffer passed to device*/ ++ int(*pFreeRtn)(void *pBuf); /*free routine*/ ++} bufferDescriptor; ++ ++/**** device privite informations ++ pointed by struct net_device::priv *********************************/ ++typedef struct ep93xxEth_info { ++ /**** static device informations **********************************/ ++ struct { ++ int id; /*device instance ID (0 for 1st and so on) ++ must be first element of this structure*/ ++ receiveDescriptor *pQueRxDesc; /*pointer to Rx Descriptor Queue*/ ++ receiveStatus *pQueRxSts; /*pointer to Rx Status Queue*/ ++ transmitDescriptor *pQueTxDesc; /*pointer to Tx Descriptor Queue*/ ++ transmitStatus *pQueTxSts; /*pointer to Tx Status Queue*/ ++ unsigned char *pRxBuf; /*base of Rx Buffer pool*/ ++ unsigned char *pTxBuf; /*base of Tx Buffer pool*/ ++ unsigned long phyQueueBase; /*physical address of device queues*/ ++ unsigned long phyQueRxDesc, /*physical address of Rx Descriptor Queue*/ ++ phyQueRxSts, /*physical address of Rx Status Queue*/ ++ phyQueTxDesc, /*physical address of Tx Descriptor Queue*/ ++ phyQueTxSts, /*physical address of Tx Status Queue*/ ++ phyRxBuf, /*physical address of Rx Buffer pool*/ ++ phyTxBuf; /*physical address of Tx Buffer pool*/ ++ bufferDescriptor *pRxBufDesc, /*info of Rx Buffers*/ ++ *pTxBufDesc; /*info of Tx Buffers*/ ++ int miiIdPhy; /*MII Bus ID of Ethernet PHY*/ ++ } s; ++ /**** dynamic information, subject to clear when device open ******/ ++ struct { ++ struct net_device_stats stats; /*statistic data*/ ++ int idxQueRxDesc, /*next processing index of device queues*/ ++ idxQueRxSts, ++ idxQueTxDescHead, ++ idxQueTxDescTail, ++ idxQueTxSts; ++ int txStopped; /*flag for Tx condition*/ ++ } d; ++} ep93xxEth_info; ++ ++/*---------------------------------------------------------------------------- ++ * Global Variables ++ *--------------------------------------------------------------------------*/ ++static int numOfInstance = 0; /*total number of device instance, 0 means the 1st instance.*/ ++ ++//static struct sk_buff gTxSkb; ++//static char gTxBuff[LEN_TxBuf]; + +-#define RDESC1_NSOF 0x80000000 +-#define RDESC1_BUFFER_INDEX 0x7fff0000 +-#define RDESC1_BUFFER_LENGTH 0x0000ffff ++//static char gTxDataBuff[LEN_QueTxDesc][LEN_TxBuf]; + +-struct ep93xx_rstat +-{ +- u32 rstat0; +- u32 rstat1; +-}; ++// To know if PHY auto-negotiation has done? ++static int gPhyAutoNegoDone=0; + +-#define RSTAT0_RFP 0x80000000 +-#define RSTAT0_RWE 0x40000000 +-#define RSTAT0_EOF 0x20000000 +-#define RSTAT0_EOB 0x10000000 +-#define RSTAT0_AM 0x00c00000 +-#define RSTAT0_RX_ERR 0x00200000 +-#define RSTAT0_OE 0x00100000 +-#define RSTAT0_FE 0x00080000 +-#define RSTAT0_RUNT 0x00040000 +-#define RSTAT0_EDATA 0x00020000 +-#define RSTAT0_CRCE 0x00010000 +-#define RSTAT0_CRCI 0x00008000 +-#define RSTAT0_HTI 0x00003f00 +-#define RSTAT1_RFP 0x80000000 +-#define RSTAT1_BUFFER_INDEX 0x7fff0000 +-#define RSTAT1_FRAME_LENGTH 0x0000ffff ++/*============================================================================ ++ * ++ * Internal Routines ++ * ++ *==========================================================================*/ + +-struct ep93xx_tdesc ++/***************************************************************************** ++* free_skb() ++*****************************************************************************/ ++static int ++free_skb(void *pSkb) + { +- u32 buf_addr; +- u32 tdesc1; +-}; ++ dev_kfree_skb_irq((struct sk_buff*)pSkb); ++ return 0; ++} + +-#define TDESC1_EOF 0x80000000 +-#define TDESC1_BUFFER_INDEX 0x7fff0000 +-#define TDESC1_BUFFER_ABORT 0x00008000 +-#define TDESC1_BUFFER_LENGTH 0x00000fff ++/***************************************************************************** ++* waitOnReg32() ++*****************************************************************************/ ++static int ++waitOnReg32(struct net_device *pD, int reg, unsigned long mask, ++ unsigned long expect, int tout) ++{ ++ int i; ++ int dt; ++ ++ for (i = 0; i < 10000; ) { ++ dt = RegRd32(reg); ++ dt = (dt ^ expect) & mask; ++ if (dt == 0) ++ break; ++ if (tout) ++ i++; ++ } + +-struct ep93xx_tstat +-{ +- u32 tstat0; +-}; ++ return dt; ++} + +-#define TSTAT0_TXFP 0x80000000 +-#define TSTAT0_TXWE 0x40000000 +-#define TSTAT0_FA 0x20000000 +-#define TSTAT0_LCRS 0x10000000 +-#define TSTAT0_OW 0x04000000 +-#define TSTAT0_TXU 0x02000000 +-#define TSTAT0_ECOLL 0x01000000 +-#define TSTAT0_NCOLL 0x001f0000 +-#define TSTAT0_BUFFER_INDEX 0x00007fff +- +-struct ep93xx_descs +-{ +- struct ep93xx_rdesc rdesc[RX_QUEUE_ENTRIES]; +- struct ep93xx_tdesc tdesc[TX_QUEUE_ENTRIES]; +- struct ep93xx_rstat rstat[RX_QUEUE_ENTRIES]; +- struct ep93xx_tstat tstat[TX_QUEUE_ENTRIES]; +-}; ++#define phy_wr(reg,dt) _phy_write(pD, ((ep93xxEth_info*)pD->priv)->s.miiIdPhy, (reg), (dt)) ++#define phy_rd(reg) _phy_read(pD, ((ep93xxEth_info*)pD->priv)->s.miiIdPhy, (reg)) ++#define phy_waitRdy() waitOnReg32(pD, REG_MIISts,MIISts_Busy, ~MIISts_Busy, 1) + +-struct ep93xx_priv ++/***************************************************************************** ++* _phy_write() ++*****************************************************************************/ ++static void ++_phy_write(struct net_device *pD, int idPhy, int reg, U16 dt) + { +- struct resource *res; +- void *base_addr; +- int irq; ++ phy_waitRdy(); ++ RegWr32(REG_MIIData, dt); ++ RegWr32(REG_MIICmd, MIICmd_OP_WR | ((idPhy & 0x1f) << 5) | ++ ((reg & 0x1f) << 0)); ++} + +- struct ep93xx_descs *descs; +- dma_addr_t descs_dma_addr; ++/***************************************************************************** ++* _phy_read() ++*****************************************************************************/ ++static U16 ++_phy_read(struct net_device *pD,int idPhy,int reg) ++{ ++ U16 dt; + +- void *rx_buf[RX_QUEUE_ENTRIES]; +- void *tx_buf[TX_QUEUE_ENTRIES]; ++ phy_waitRdy(); ++ RegWr32(REG_MIICmd, MIICmd_OP_RD | ((idPhy & 0x1f) << 5) | ++ ((reg & 0x1f) << 0)); ++ phy_waitRdy(); ++ dt = (unsigned short)RegRd32(REG_MIIData); + +- spinlock_t rx_lock; +- unsigned int rx_pointer; +- unsigned int tx_clean_pointer; +- unsigned int tx_pointer; +- spinlock_t tx_pending_lock; +- unsigned int tx_pending; ++ return dt; ++} + +- struct net_device *dev; +- struct napi_struct napi; ++#ifndef _PRTK_DUMP ++#define _dbg_phy_dumpReg(pD) ++#else ++/***************************************************************************** ++* _dbg_phy_dumpReg() ++*****************************************************************************/ ++static void ++_dbg_phy_dumpReg(struct net_device *pD) ++{ ++ _PRTK_DUMP(("Dumping registers of Ethernet PHY\n")); ++ _PRTK_DUMP((" pD:0x%p, Eth Base Address:0x%x\n", pD, ++ (unsigned int)pD->base_addr)); + +- struct net_device_stats stats; ++ _PRTK_DUMP((" 0-3:0x%04x 0x%04x 0x%04x 0x%04x\n", ++ phy_rd(0), phy_rd(1), phy_rd(2), phy_rd(3))); ++ _PRTK_DUMP((" 4-6:0x%04x 0x%04x 0x%04x\n", ++ phy_rd(4), phy_rd(5), phy_rd(6))); ++ _PRTK_DUMP((" 16-19:0x%04x 0x%04x 0x%04x 0x%04x\n", ++ phy_rd(16), phy_rd(17), phy_rd(18), phy_rd(19))); ++ _PRTK_DUMP((" 20:0x%04x\n", phy_rd(20))); ++} ++#endif + +- struct mii_if_info mii; +- u8 mdc_divisor; +-}; ++/***************************************************************************** ++* phy_autoNegotiation() ++*****************************************************************************/ ++static int ++phy_autoNegotiation(struct net_device *pD) ++{ ++ U16 val; ++ U16 oldVal; ++ U16 count = 0; + +-#define rdb(ep, off) __raw_readb((ep)->base_addr + (off)) +-#define rdw(ep, off) __raw_readw((ep)->base_addr + (off)) +-#define rdl(ep, off) __raw_readl((ep)->base_addr + (off)) +-#define wrb(ep, off, val) __raw_writeb((val), (ep)->base_addr + (off)) +-#define wrw(ep, off, val) __raw_writew((val), (ep)->base_addr + (off)) +-#define wrl(ep, off, val) __raw_writel((val), (ep)->base_addr + (off)) ++ phy_wr(4, 0x01e1); /*Set 802.3, 100M/10M Full/Half ability*/ ++ phy_wr(0, (1 << 12) | (1 << 9)); /* enable auto negotiation*/ ++ while (1) { ++ val = phy_rd(1); /* read BM status Reg*/ ++ if (val & 0x0020) /* if Auto_Neg_complete?*/ ++ break; ++ else { ++ if (count >= 3) ++ return -1; ++ mdelay(1000);//delay 1 second. ++ count++; ++ } ++ } + +-static int ep93xx_mdio_read(struct net_device *dev, int phy_id, int reg); ++ //CS8952 PHY needs the delay. Otherwise it won't send the 1st frame. ++ mdelay(1000);//delay 1 second. + +-static struct net_device_stats *ep93xx_get_stats(struct net_device *dev) +-{ +- struct ep93xx_priv *ep = netdev_priv(dev); +- return &(ep->stats); ++ val = phy_rd(5); /* read ANLPAR Reg*/ ++ if (val & 0x0140) { /* if 100M_FDX or 10M_FDX?*/ ++ oldVal = RegRd16(REG_TestCTL); ++ /*Enable MAC's Full Duplex mode.*/ ++ RegWr16(REG_TestCTL, oldVal | TestCTL_MFDX); ++ } ++ ++ gPhyAutoNegoDone = 1; ++ ++ return 0; + } + +-static int ep93xx_rx(struct net_device *dev, int processed, int budget) ++/***************************************************************************** ++* phy_init() ++*****************************************************************************/ ++static int ++phy_init(struct net_device *pD) ++{ ++ U32 oldVal; ++ int status = -1; ++ U16 val; ++ ++ oldVal = RegRd32(REG_SelfCTL); ++ ++ /* ++ * Set MDC clock to be divided by 8 and disable PreambleSuppress bit ++ */ ++ RegWr32(REG_SelfCTL, 0x4e00); ++ ++ /* ++ * read BM status Reg; Link Status Bit remains cleared until the Reg is ++ * read. ++ */ ++ val = phy_rd(1); ++ ++ /* ++ * read BMStaReg again to get the current link status ++ */ ++ val = phy_rd(1); ++ if (val & 0x0004) ++ status = phy_autoNegotiation(pD); ++ ++ RegWr32(REG_SelfCTL, oldVal); ++ ++ return status; ++} ++ ++/***************************************************************************** ++* phy_reset() ++*****************************************************************************/ ++#if 0 ++static int ++phy_reset(struct net_device *pD) + { +- struct ep93xx_priv *ep = netdev_priv(dev); ++ int i; + +- while (processed < budget) { +- int entry; +- struct ep93xx_rstat *rstat; +- u32 rstat0; +- u32 rstat1; +- int length; +- struct sk_buff *skb; + +- entry = ep->rx_pointer; +- rstat = ep->descs->rstat + entry; ++ phy_wr(0, 1 << 15); + +- rstat0 = rstat->rstat0; +- rstat1 = rstat->rstat1; +- if (!(rstat0 & RSTAT0_RFP) || !(rstat1 & RSTAT1_RFP)) ++ for (i = 0; i < 1000; i++) ++ if ((phy_rd(0) & (1 << 15)) == 0) + break; + +- rstat->rstat0 = 0; +- rstat->rstat1 = 0; ++ if ((phy_rd(0) & (1 << 15)) != 0) { ++ _PRTK_HWFAIL(("phy_reset(): PHY reset does not self-clear\n")); ++ return -1; ++ } + +- if (!(rstat0 & RSTAT0_EOF)) +- printk(KERN_CRIT "ep93xx_rx: not end-of-frame " +- " %.8x %.8x\n", rstat0, rstat1); +- if (!(rstat0 & RSTAT0_EOB)) +- printk(KERN_CRIT "ep93xx_rx: not end-of-buffer " +- " %.8x %.8x\n", rstat0, rstat1); +- if ((rstat1 & RSTAT1_BUFFER_INDEX) >> 16 != entry) +- printk(KERN_CRIT "ep93xx_rx: entry mismatch " +- " %.8x %.8x\n", rstat0, rstat1); +- +- if (!(rstat0 & RSTAT0_RWE)) { +- ep->stats.rx_errors++; +- if (rstat0 & RSTAT0_OE) +- ep->stats.rx_fifo_errors++; +- if (rstat0 & RSTAT0_FE) +- ep->stats.rx_frame_errors++; +- if (rstat0 & (RSTAT0_RUNT | RSTAT0_EDATA)) +- ep->stats.rx_length_errors++; +- if (rstat0 & RSTAT0_CRCE) +- ep->stats.rx_crc_errors++; +- goto err; +- } +- +- length = rstat1 & RSTAT1_FRAME_LENGTH; +- if (length > MAX_PKT_SIZE) { +- printk(KERN_NOTICE "ep93xx_rx: invalid length " +- " %.8x %.8x\n", rstat0, rstat1); +- goto err; +- } +- +- /* Strip FCS. */ +- if (rstat0 & RSTAT0_CRCI) +- length -= 4; +- +- skb = dev_alloc_skb(length + 2); +- if (likely(skb != NULL)) { +- skb_reserve(skb, 2); +- dma_sync_single(NULL, ep->descs->rdesc[entry].buf_addr, +- length, DMA_FROM_DEVICE); +- skb_copy_to_linear_data(skb, ep->rx_buf[entry], length); +- skb_put(skb, length); +- skb->protocol = eth_type_trans(skb, dev); ++ phy_wr(19, 0x00); ++ phy_wr(4, (1 << 8) | (1 << 7) | (1 << 6) | (1 << 5) | (0x01 << 0)); ++ phy_wr(0, (1 << 12) | (1 << 9)); + +- dev->last_rx = jiffies; ++ return 0; ++} ++#endif + +- netif_receive_skb(skb); ++#ifndef _PRTK_DUMP ++# define _dbg_ep93xxEth_dumpQueues(pD) ++#else ++/***************************************************************************** ++* _dbg_ep93xxEth_dumpQueues() ++*****************************************************************************/ ++static void ++_dbg_ep93xxEth_dumpQueues(struct net_device *pD) ++{ ++ struct ep93xxEth_info *pP = pD->priv; ++ int i; + +- ep->stats.rx_packets++; +- ep->stats.rx_bytes += length; +- } else { +- ep->stats.rx_dropped++; +- } ++ _PRTK_DUMP(("Dumping Descriptor/Status Queues\n")); ++ _PRTK_DUMP((" pD:0x%p, Base Address:0x%x\n", pD, ++ (unsigned int)pD->base_addr)); ++ ++ _PRTK_DUMP((" o Rx Status Queue: at 0x%p, %d entries\n", ++ pP->s.pQueRxSts, LEN_QueRxSts)); ++ for (i = 0; i < LEN_QueRxSts; i++) ++ _PRTK_DUMP((" - %2d: 0x%08x 0x%08x \n", i, ++ (unsigned int)pP->s.pQueRxSts[i].w.e0, ++ (unsigned int)pP->s.pQueRxSts[i].w.e1)); ++ ++ _PRTK_DUMP((" o Rx Descriptor Queue: at 0x%p, %d entries\n", ++ pP->s.pQueRxDesc, LEN_QueRxDesc)); ++ for (i = 0; i < LEN_QueRxDesc; i++) ++ _PRTK_DUMP((" - %2d: 0x%08x 0x%08x \n", i, ++ (unsigned int)pP->s.pQueRxDesc[i].w.e0, ++ (unsigned int)pP->s.pQueRxDesc[i].w.e1)); ++ ++ _PRTK_DUMP((" o Tx Status Queue: at 0x%p, %d entries\n", ++ pP->s.pQueTxSts, LEN_QueTxSts)); ++ for (i = 0; i < LEN_QueTxSts; i++) ++ _PRTK_DUMP((" - %2d: 0x%08x \n", i, ++ (unsigned int)pP->s.pQueTxSts[i].w.e0)); ++ ++ _PRTK_DUMP((" o Tx Descriptor Queue: at 0x%p, %d entries\n", ++ pP->s.pQueTxDesc, LEN_QueTxDesc)); ++ for (i = 0; i < LEN_QueTxDesc; i++) ++ _PRTK_DUMP((" - %2d: 0x%08x 0x%08x \n", i, ++ (unsigned int)pP->s.pQueTxDesc[i].w.e0, ++ (unsigned int)pP->s.pQueTxDesc[i].w.e1)); ++} ++#endif ++ ++/***************************************************************************** ++* devQue_start() ++* ++ make descriptor queues active ++ allocate queue entries if needed ++ and set device registers up to make it operational ++ assume device has been initialized ++* ++*****************************************************************************/ ++static int ++devQue_start(struct net_device *pD) ++{ ++ int err; ++ struct ep93xxEth_info *pP = pD->priv; ++ int i; ++ void *pBuf; ++ U32 phyA; + +-err: +- ep->rx_pointer = (entry + 1) & (RX_QUEUE_ENTRIES - 1); +- processed++; +- } ++ RegWr32(REG_BMCtl, BMCtl_RxDis | BMCtl_TxDis | RegRd32(REG_BMCtl)); ++ err = waitOnReg32(pD, REG_BMSts, BMSts_TxAct, ~BMSts_TxAct, 1); ++ err |= waitOnReg32(pD, REG_BMSts, BMSts_RxAct, ~BMSts_RxAct, 1); ++ if (err) ++ _PRTK_HWFAIL(("devQue_start(): BM does not stop\n")); ++ ++ memset(pP->s.pQueTxSts, 0, sizeof(pP->s.pQueTxSts[0]) * LEN_QueTxSts); ++ pP->d.idxQueTxSts = 0; ++ RegWr32(REG_TxSBA, pP->s.phyQueTxSts); ++ RegWr32(REG_TxSCA, pP->s.phyQueTxSts); ++ RegWr16(REG_TxSBL, sizeof(pP->s.pQueTxSts[0]) * LEN_QueTxSts); ++ RegWr16(REG_TxSCL, sizeof(pP->s.pQueTxSts[0]) * LEN_QueTxSts); ++ ++ memset(pP->s.pQueTxDesc, 0, ++ sizeof(pP->s.pQueTxDesc[0]) * LEN_QueTxDesc); ++ pP->d.idxQueTxDescHead = pP->d.idxQueTxDescTail = 0; ++ RegWr32(REG_TxDBA, pP->s.phyQueTxDesc); ++ RegWr32(REG_TxDCA, pP->s.phyQueTxDesc); ++ RegWr16(REG_TxDBL, sizeof(pP->s.pQueTxDesc[0]) * LEN_QueTxDesc); ++ RegWr16(REG_TxDCL, sizeof(pP->s.pQueTxDesc[0]) * LEN_QueTxDesc); ++ ++ memset(pP->s.pQueRxSts, 0, sizeof(pP->s.pQueRxSts[0]) * LEN_QueRxSts); ++ pP->d.idxQueRxSts = 0; ++ RegWr32(REG_RxSBA, pP->s.phyQueRxSts); ++ RegWr32(REG_RxSCA, pP->s.phyQueRxSts); ++ RegWr16(REG_RxSBL, sizeof(pP->s.pQueRxSts[0]) * LEN_QueRxSts); ++ RegWr16(REG_RxSCL, sizeof(pP->s.pQueRxSts[0]) * LEN_QueRxSts); ++ ++ memset(pP->s.pQueRxDesc, 0, ++ sizeof(pP->s.pQueRxDesc[0]) * LEN_QueRxDesc); ++ phyA = pP->s.phyRxBuf; ++ for (i = 0; i < LEN_QueRxDesc; i++) { ++ pP->s.pQueRxDesc[i].f.bi = i; ++ pP->s.pQueRxDesc[i].f.ba = phyA; ++ pP->s.pQueRxDesc[i].f.bl = LEN_RxBuf; ++ phyA += (LEN_RxBuf + 3) & ~0x03; ++ } ++ pP->d.idxQueRxDesc = 0; ++ RegWr32(REG_RxDBA, pP->s.phyQueRxDesc); ++ RegWr32(REG_RxDCA, pP->s.phyQueRxDesc); ++ RegWr16(REG_RxDBL, sizeof(pP->s.pQueRxDesc[0]) * LEN_QueRxDesc); ++ RegWr16(REG_RxDCL, sizeof(pP->s.pQueRxDesc[0]) * LEN_QueRxDesc); ++ ++ pBuf = pP->s.pRxBuf; ++ for (i = 0; i < LEN_QueRxDesc; i++) { ++ pP->s.pRxBufDesc[i].vaddr = pBuf; ++ pP->s.pRxBufDesc[i].pFreeRtn = 0; ++ pBuf += (LEN_RxBuf + 3) & ~0x03; ++ } ++ ++ memset(pP->s.pTxBufDesc, 0x0, ++ sizeof(*pP->s.pTxBufDesc) * LEN_QueTxDesc); ++ pBuf = pP->s.pTxBuf;// = &gTxDataBuff[0][0]; ++ for (i = 0; i < LEN_QueTxDesc; i++) { ++ pP->s.pTxBufDesc[i].vaddr = pBuf + (i*LEN_TxBuf);//&gTxDataBuff[i][0]; ++ pP->s.pTxBufDesc[i].pFreeRtn = 0; ++ } ++ ++ RegWr32(REG_BMCtl, BMCtl_TxEn | BMCtl_RxEn | RegRd32(REG_BMCtl)); ++ err = waitOnReg32(pD, REG_BMSts, BMSts_TxAct | BMSts_TxAct, ++ BMSts_TxAct | BMSts_TxAct, 1); ++ if(err) ++ _PRTK_HWFAIL(("devQue_start(): BM does not start\n")); + +- if (processed) { +- wrw(ep, REG_RXDENQ, processed); +- wrw(ep, REG_RXSTSENQ, processed); +- } ++ RegWr32(REG_RxSEQ, LEN_QueRxSts); ++ RegWr32(REG_RxDEQ, LEN_QueRxDesc); + +- return processed; ++ return 0; + } + +-static int ep93xx_have_more_rx(struct ep93xx_priv *ep) +-{ +- struct ep93xx_rstat *rstat = ep->descs->rstat + ep->rx_pointer; +- return !!((rstat->rstat0 & RSTAT0_RFP) && (rstat->rstat1 & RSTAT1_RFP)); +-} ++/***************************************************************************** ++* devQue_init() ++ init device descriptor queues at system level ++ device access is not recommended at this point ++* ++*****************************************************************************/ ++static int ++devQue_init(struct net_device *pD) ++{ ++ struct ep93xxEth_info *pP = pD->priv; ++ void *pBuf; ++ int size; ++ ++ if (sizeof(receiveDescriptor) != 8) { ++ _PRTK_SWERR(("devQue_init(): size of receiveDescriptor is not 8 bytes!!!\n")); ++ return -1; ++ } else if (sizeof(receiveStatus) != 8) { ++ _PRTK_SWERR(("devQue_init(): size of receiveStatus is not 8 bytes!!!\n")); ++ return -1; ++ } else if (sizeof(transmitDescriptor) != 8) { ++ _PRTK_SWERR(("devQue_init(): size of transmitDescriptor is not 8 bytes!!!\n")); ++ return -1; ++ } else if (sizeof(transmitStatus) != 4) { ++ _PRTK_SWERR(("devQue_init(): size of transmitStatus is not 4 bytes!!!\n")); ++ return -1; ++ } ++ ++ size = sizeof(receiveDescriptor) * (LEN_QueRxDesc + 1) + ++ sizeof(receiveStatus) * (LEN_QueRxSts + 1) + ++ sizeof(transmitDescriptor) * (LEN_QueTxDesc + 1) + ++ sizeof(transmitStatus) * (LEN_QueTxSts + 1) + ++ sizeof(unsigned long) * 4; ++ ++ pBuf = MALLOC_DMA(size, &pP->s.phyQueueBase); ++ if(!pBuf) ++ return -1; ++ ++ pP->s.pQueRxDesc = (void *)Align32(pBuf); ++ pBuf = (char *)pBuf + sizeof(receiveDescriptor) * (LEN_QueRxDesc + 1); ++ pP->s.pQueRxSts = (void *)Align32(pBuf); ++ pBuf = (char *)pBuf + sizeof(receiveStatus) * (LEN_QueRxSts + 1); ++ pP->s.pQueTxDesc = (void *)Align32(pBuf); ++ pBuf = (char *)pBuf + sizeof(transmitDescriptor) * (LEN_QueTxDesc + 1); ++ pP->s.pQueTxSts = (void *)Align32(pBuf); ++ pBuf = (char *)pBuf + sizeof(transmitStatus) * (LEN_QueTxSts + 1); ++ ++ pP->s.phyQueRxDesc = Align32(pP->s.phyQueueBase); ++ pP->s.phyQueRxSts = pP->s.phyQueRxDesc + ((U32)pP->s.pQueRxSts - ++ (U32)pP->s.pQueRxDesc); ++ pP->s.phyQueTxDesc = pP->s.phyQueRxDesc + ((U32)pP->s.pQueTxDesc - ++ (U32)pP->s.pQueRxDesc); ++ pP->s.phyQueTxSts = pP->s.phyQueRxDesc + ((U32)pP->s.pQueTxSts - ++ (U32)pP->s.pQueRxDesc); ++ ++ memset(pP->s.pQueRxDesc, 0, sizeof(receiveDescriptor) * LEN_QueRxDesc); ++ memset(pP->s.pQueRxSts, 0, sizeof(receiveStatus) * LEN_QueRxSts); ++ memset(pP->s.pQueTxDesc, 0, ++ sizeof(transmitDescriptor) * LEN_QueTxDesc); ++ memset(pP->s.pQueTxSts, 0, sizeof(transmitStatus) * LEN_QueTxSts); ++ ++ pP->s.pRxBuf = MALLOC_DMA(((LEN_RxBuf + 3) & ~0x03) * LEN_QueRxDesc, ++ &pP->s.phyRxBuf); ++ if (!pP->s.pRxBuf) { ++ pP->s.pRxBuf = 0; ++ _PRTK_SYSFAIL(("devQue_init(): fail to allocate memory for RxBuf\n")); ++ return -1; ++ } ++ ++ pP->s.pTxBuf = MALLOC_DMA(((LEN_TxBuf + 3) & ~0x03) * LEN_QueTxDesc, ++ &pP->s.phyTxBuf); ++ if (!pP->s.pTxBuf) { ++ pP->s.pTxBuf = 0; ++ _PRTK_SYSFAIL(("devQue_init(): fail to allocate memory for TxBuf\n")); ++ return -1; ++ } ++ ++ size = sizeof(bufferDescriptor) * (LEN_QueRxDesc + LEN_QueTxDesc); ++ pBuf = kmalloc(size, GFP_KERNEL); ++ if(!pBuf) { ++ _PRTK_SYSFAIL(("devQue_initAll(): fail to allocate memory for buf desc\n")); ++ return -1; ++ } ++ memset(pBuf, 0x0, size); ++ pP->s.pRxBufDesc = pBuf; ++ pP->s.pTxBufDesc = pBuf + sizeof(bufferDescriptor) * LEN_QueRxDesc; + +-static int ep93xx_poll(struct napi_struct *napi, int budget) +-{ +- struct ep93xx_priv *ep = container_of(napi, struct ep93xx_priv, napi); +- struct net_device *dev = ep->dev; +- int rx = 0; ++ return 0; ++} + +-poll_some_more: +- rx = ep93xx_rx(dev, rx, budget); +- if (rx < budget) { +- int more = 0; ++#ifndef _PRTK_DUMP ++# define _dbg_ep93xxeth_dumpReg(pD) ++#else ++/***************************************************************************** ++* _dbg_ep93xxeth_dumpReg() ++*****************************************************************************/ ++static void ++_dbg_ep93xxeth_dumpReg(struct net_device *pD) ++{ ++ struct ep93xxEth_info *pP = pD->priv; ++ ++ _PRTK_DUMP(("Dumping registers of Ethernet Module Embedded within EP93xx\n")); ++ _PRTK_DUMP((" pD:0x%p, Base Address:0x%x\n", pD, ++ (unsigned int)pD->base_addr)); ++ ++ _PRTK_DUMP((" RxCTL:0x%08x TxCTL:0x%08x TestCTL:0x%08x\n", ++ (unsigned int)RegRd32(REG_RxCTL), ++ (unsigned int)RegRd32(REG_TxCTL), ++ (unsigned int)RegRd32(REG_TestCTL))); ++ _PRTK_DUMP((" SelfCTL:0x%08x IntEn:0x%08x IntStsP:0x%08x\n", ++ (unsigned int)RegRd32(REG_SelfCTL), ++ (unsigned int)RegRd32(REG_IntEn), ++ (unsigned int)RegRd32(REG_IntStsP))); ++ _PRTK_DUMP((" GT:0x%08x FCT:0x%08x FCF:0x%08x\n", ++ (unsigned int)RegRd32(REG_GT), ++ (unsigned int)RegRd32(REG_FCT), ++ (unsigned int)RegRd32(REG_FCF))); ++ _PRTK_DUMP((" AFP:0x%08x\n", (unsigned int)RegRd32(REG_AFP))); ++ _PRTK_DUMP((" TxCollCnt:0x%08x RxMissCnt:0x%08x RxRntCnt:0x%08x\n", ++ (unsigned int)RegRd32(REG_TxCollCnt), ++ (unsigned int)RegRd32(REG_RxMissCnt), ++ (unsigned int)RegRd32(REG_RxRntCnt))); ++ _PRTK_DUMP((" BMCtl:0x%08x BMSts:0x%08x\n", ++ (unsigned int)RegRd32(REG_BMCtl), ++ (unsigned int)RegRd32(REG_BMSts))); ++ _PRTK_DUMP((" RBCA:0x%08x TBCA:0x%08x\n", ++ (unsigned int)RegRd32(REG_RBCA), ++ (unsigned int)RegRd32(REG_TBCA))); ++ _PRTK_DUMP((" RxDBA:0x%08x RxDBL/CL:0x%08x RxDCA:0x%08x\n", ++ (unsigned int)RegRd32(REG_RxDBA), ++ (unsigned int)RegRd32(REG_RxDBL), ++ (unsigned int)RegRd32(REG_RxDCA))); ++ _PRTK_DUMP((" RxSBA:0x%08x RxSBL/CL:0x%08x RxSCA:0x%08x\n", ++ (unsigned int)RegRd32(REG_RxSBA), ++ (unsigned int)RegRd32(REG_RxSBL), ++ (unsigned int)RegRd32(REG_RxSCA))); ++ _PRTK_DUMP((" RxDEQ:0x%08x RxSEQ:0x%08x\n", ++ (unsigned int)RegRd32(REG_RxDEQ), ++ (unsigned int)RegRd32(REG_RxSEQ))); ++ _PRTK_DUMP((" TxDBA:0x%08x TxDBL/CL:0x%08x TxDCA:0x%08x\n", ++ (unsigned int)RegRd32(REG_TxDBA), ++ (unsigned int)RegRd32(REG_TxDBL), ++ (unsigned int)RegRd32(REG_TxDCA))); ++ _PRTK_DUMP((" TxSBA:0x%08x TxSBL/CL:0x%08x TxSCA:0x%08x\n", ++ (unsigned int)RegRd32(REG_TxSBA), ++ (unsigned int)RegRd32(REG_TxSBL), ++ (unsigned int)RegRd32(REG_TxSCA))); ++ _PRTK_DUMP((" TxDEQ:0x%08x\n",(unsigned int)RegRd32(REG_TxDEQ))); ++ _PRTK_DUMP((" RxBTH:0x%08x TxBTH:0x%08x RxSTH:0x%08x\n", ++ (unsigned int)RegRd32(REG_RxBTH), ++ (unsigned int)RegRd32(REG_TxBTH), ++ (unsigned int)RegRd32(REG_RxSTH))); ++ _PRTK_DUMP((" TxSTH:0x%08x RxDTH:0x%08x TxDTH:0x%08x\n", ++ (unsigned int)RegRd32(REG_TxSTH), ++ (unsigned int)RegRd32(REG_RxDTH), ++ (unsigned int)RegRd32(REG_TxDTH))); ++ _PRTK_DUMP((" MaxFL:0x%08x RxHL:0x%08x\n", ++ (unsigned int)RegRd32(REG_MaxFL), ++ (unsigned int)RegRd32(REG_RxHL))); ++ _PRTK_DUMP((" MACCFG0-3:0x%08x 0x%08x 0x%08x 0x%08x\n", ++ (unsigned int)RegRd32(REG_MACCFG0), ++ (unsigned int)RegRd32(REG_MACCFG1), ++ (unsigned int)RegRd32(REG_MACCFG2), ++ (unsigned int)RegRd32(REG_MACCFG3))); ++ ++ /* ++ _PRTK_DUMP((" ---INT Controller Reg---\n")); ++ _PRTK_DUMP((" RawIrqSts :0x%08x 0x%08x\n", _RegRd(U32,0x80800004), ++ _RegRd(U32,0x80800018))); ++ _PRTK_DUMP((" IrqMask :0x%08x 0x%08x\n", _RegRd(U32,0x80800008), ++ _RegRd(U32,0x8080001c))); ++ _PRTK_DUMP((" MaskIrqSts:0x%08x 0x%08x\n", _RegRd(U32,0x80800000), ++ _RegRd(U32,0x80800014))); ++ */ ++ ++ ++ _PRTK_DUMP(("Dumping private data:\n")); ++ _PRTK_DUMP((" d.txStopped:%d d.idxQueTxSts:%d d.idxQueTxDescHead:%d d.idxQueTxDescTail:%d\n", ++ pP->d.txStopped, pP->d.idxQueTxSts, pP->d.idxQueTxDescHead, ++ pP->d.idxQueTxDescTail)); ++ _PRTK_DUMP((" d.idxQueRxDesc:%d d.idxQueRxSts:%d\n", ++ pP->d.idxQueRxDesc, pP->d.idxQueRxSts)); ++} ++#endif ++ ++#define CRC_PRIME 0xFFFFFFFF ++#define CRC_POLYNOMIAL 0x04C11DB6 ++/***************************************************************************** ++* calculate_hash_index() ++*****************************************************************************/ ++static unsigned char ++calculate_hash_index(char *pMulticastAddr) ++{ ++ unsigned long CRC; ++ unsigned char HashIndex; ++ unsigned char AddrByte; ++ unsigned char *pC; ++ unsigned long HighBit; ++ int Byte; ++ int Bit; ++ ++ CRC = CRC_PRIME; ++ pC = pMulticastAddr; ++ ++ for (Byte = 0; Byte < 6; Byte++) { ++ AddrByte = *pC; ++ pC++; ++ ++ for (Bit = 8; Bit > 0; Bit--) ++ { ++ HighBit = CRC >> 31; ++ CRC <<= 1; ++ ++ if (HighBit ^ (AddrByte & 1)) ++ { ++ CRC ^= CRC_POLYNOMIAL; ++ CRC |= 1; ++ } + +- spin_lock_irq(&ep->rx_lock); +- __netif_rx_complete(dev, napi); +- wrl(ep, REG_INTEN, REG_INTEN_TX | REG_INTEN_RX); +- if (ep93xx_have_more_rx(ep)) { +- wrl(ep, REG_INTEN, REG_INTEN_TX); +- wrl(ep, REG_INTSTSP, REG_INTSTS_RX); +- more = 1; ++ AddrByte >>= 1; + } +- spin_unlock_irq(&ep->rx_lock); ++ } + +- if (more && netif_rx_reschedule(dev, napi)) +- goto poll_some_more; ++ for (Bit = 0, HashIndex = 0; Bit < 6; Bit++) ++ { ++ HashIndex <<= 1; ++ HashIndex |= (unsigned char)(CRC & 1); ++ CRC >>= 1; + } + +- return rx; ++ return HashIndex; + } + +-static int ep93xx_xmit(struct sk_buff *skb, struct net_device *dev) ++/***************************************************************************** ++* eth_setMulticastTbl() ++*****************************************************************************/ ++static void ++eth_setMulticastTbl(struct net_device *pD, U8 *pBuf) + { +- struct ep93xx_priv *ep = netdev_priv(dev); +- int entry; +- +- if (unlikely(skb->len > MAX_PKT_SIZE)) { +- ep->stats.tx_dropped++; +- dev_kfree_skb(skb); +- return NETDEV_TX_OK; +- } +- +- entry = ep->tx_pointer; +- ep->tx_pointer = (ep->tx_pointer + 1) & (TX_QUEUE_ENTRIES - 1); +- +- ep->descs->tdesc[entry].tdesc1 = +- TDESC1_EOF | (entry << 16) | (skb->len & 0xfff); +- skb_copy_and_csum_dev(skb, ep->tx_buf[entry]); +- dma_sync_single(NULL, ep->descs->tdesc[entry].buf_addr, +- skb->len, DMA_TO_DEVICE); +- dev_kfree_skb(skb); ++ int i; ++ unsigned char position; ++ struct dev_mc_list *cur_addr; + +- dev->trans_start = jiffies; ++ memset(pBuf, 0x00, 8); + +- spin_lock_irq(&ep->tx_pending_lock); +- ep->tx_pending++; +- if (ep->tx_pending == TX_QUEUE_ENTRIES) +- netif_stop_queue(dev); +- spin_unlock_irq(&ep->tx_pending_lock); ++ cur_addr = pD->mc_list; ++ for (i = 0; i < pD->mc_count; i++, cur_addr = cur_addr->next) { ++ if (!cur_addr) ++ break; ++ if (!(*cur_addr->dmi_addr & 1)) ++ continue; ++ position = calculate_hash_index(cur_addr->dmi_addr); ++ pBuf[position >> 3] |= 1 << (position & 0x07); ++ } ++} + +- wrl(ep, REG_TXDENQ, 1); ++/***************************************************************************** ++* eth_indAddrWr() ++*****************************************************************************/ ++static int ++eth_indAddrWr(struct net_device *pD, int afp, char *pBuf) ++{ ++ U32 rxctl; ++ int i, len; ++ ++ afp &= 0x07; ++ if (afp == 4 || afp == 5) { ++ _PRTK_SWERR(("eth_indAddrWr(): invalid afp value\n")); ++ return -1; ++ } ++ len = (afp == AFP_AFP_HASH) ? 8 : 6; ++ ++ rxctl = RegRd32(REG_RxCTL); ++ RegWr32(REG_RxCTL, ~RxCTL_SRxON & rxctl); ++ RegWr32(REG_AFP, afp); ++ for (i = 0; i < len; i++) ++ RegWr8(REG_IndAD + i, pBuf[i]); ++ RegWr32(REG_RxCTL, rxctl); + +- return NETDEV_TX_OK; ++ return 0; + } + +-static void ep93xx_tx_complete(struct net_device *dev) +-{ +- struct ep93xx_priv *ep = netdev_priv(dev); +- int wake; ++/***************************************************************************** ++* eth_indAddrRd() ++*****************************************************************************/ ++#if 0 ++static int ++eth_indAddrRd(struct net_device *pD, int afp, char *pBuf) ++{ ++ int i, len; ++ ++ afp &= 0x07; ++ if (afp == 4 || afp == 5) { ++ _PRTK_SWERR(("eth_indAddrRd(): invalid afp value\n")); ++ return -1; ++ } ++ ++ RegWr32(REG_AFP, afp); ++ len = (afp == AFP_AFP_HASH) ? 8 : 6; ++ for (i = 0; i < len; i++) ++ pBuf[i] = RegRd8(REG_IndAD + i); + +- wake = 0; ++ return 0; ++} ++#endif + +- spin_lock(&ep->tx_pending_lock); +- while (1) { +- int entry; +- struct ep93xx_tstat *tstat; +- u32 tstat0; ++/***************************************************************************** ++* eth_rxCtl() ++*****************************************************************************/ ++static int ++eth_rxCtl(struct net_device *pD, int sw) ++{ ++ /* ++ * Workaround for MAC lost 60-byte-long frames: must enable ++ * Runt_CRC_Accept bit ++ */ ++ RegWr32(REG_RxCTL, ++ sw ? RegRd32(REG_RxCTL) | RxCTL_SRxON | RxCTL_RCRCA : ++ RegRd32(REG_RxCTL) & ~RxCTL_SRxON); + +- entry = ep->tx_clean_pointer; +- tstat = ep->descs->tstat + entry; ++ return 0; ++} + +- tstat0 = tstat->tstat0; +- if (!(tstat0 & TSTAT0_TXFP)) +- break; ++/***************************************************************************** ++* eth_chkTxLvl() ++*****************************************************************************/ ++static void ++eth_chkTxLvl(struct net_device *pD) ++{ ++ struct ep93xxEth_info *pP = pD->priv; ++ int idxQTxDescHd; ++ int filled; ++ ++ idxQTxDescHd = pP->d.idxQueTxDescHead; ++ ++ filled = idxQTxDescHd - pP->d.idxQueTxDescTail; ++ if (filled < 0) ++ filled += LEN_QueTxDesc; ++ ++ if (pP->d.txStopped && filled <= (LVL_TxResume + 1)) { ++ pP->d.txStopped = 0; ++ pD->trans_start = jiffies; ++ netif_wake_queue(pD); ++ } ++} + +- tstat->tstat0 = 0; ++/***************************************************************************** ++* eth_cleanUpTx() ++*****************************************************************************/ ++static int ++eth_cleanUpTx(struct net_device *pD) ++{ ++ struct ep93xxEth_info *pP = pD->priv; ++ transmitStatus *pQTxSts; ++ int idxSts, bi; ++ ++ while (pP->s.pQueTxSts[pP->d.idxQueTxSts].f.txfp) { ++ idxSts = pP->d.idxQueTxSts; ++ ++ pP->d.idxQueTxSts = IdxNext(pP->d.idxQueTxSts,LEN_QueTxSts); ++ pQTxSts = &pP->s.pQueTxSts[idxSts]; ++ if (!pQTxSts->f.txfp) { ++ _PRTK_HWFAIL(("eth_cleanUpTx(): QueTxSts[%d]:x%08x is empty\n", ++ idxSts, (int)pQTxSts->w.e0)); ++ return -1; ++ } + +- if (tstat0 & TSTAT0_FA) +- printk(KERN_CRIT "ep93xx_tx_complete: frame aborted " +- " %.8x\n", tstat0); +- if ((tstat0 & TSTAT0_BUFFER_INDEX) != entry) +- printk(KERN_CRIT "ep93xx_tx_complete: entry mismatch " +- " %.8x\n", tstat0); ++ pQTxSts->f.txfp = 0; + +- if (tstat0 & TSTAT0_TXWE) { +- int length = ep->descs->tdesc[entry].tdesc1 & 0xfff; ++ bi = pQTxSts->f.bi; ++#if 0 ++ if (pP->d.idxQueTxDescTail != bi) { ++ _PRTK_HWFAIL(("eth_cleanUpTx(): unmatching QTxSts[%d].BI:%d idxQTxDTail:%d\n", ++ idxSts,bi, pP->d.idxQueTxDescTail)); ++ } ++#endif ++ ++ if (pP->s.pTxBufDesc[bi].pFreeRtn) { ++ (*pP->s.pTxBufDesc[bi].pFreeRtn)(pP->s.pTxBufDesc[bi].vaddr); ++ pP->s.pTxBufDesc[bi].pFreeRtn = 0; ++ } + +- ep->stats.tx_packets++; +- ep->stats.tx_bytes += length; ++ if (pQTxSts->f.txwe) { ++ pP->d.stats.tx_packets++; + } else { +- ep->stats.tx_errors++; ++ pP->d.stats.tx_errors++; ++ if (pQTxSts->f.lcrs) ++ pP->d.stats.tx_carrier_errors++; ++ if(pQTxSts->f.txu) ++ pP->d.stats.tx_fifo_errors++; ++ if(pQTxSts->f.ecoll) ++ pP->d.stats.collisions++; + } + +- if (tstat0 & TSTAT0_OW) +- ep->stats.tx_window_errors++; +- if (tstat0 & TSTAT0_TXU) +- ep->stats.tx_fifo_errors++; +- ep->stats.collisions += (tstat0 >> 16) & 0x1f; +- +- ep->tx_clean_pointer = (entry + 1) & (TX_QUEUE_ENTRIES - 1); +- if (ep->tx_pending == TX_QUEUE_ENTRIES) +- wake = 1; +- ep->tx_pending--; ++ pP->d.idxQueTxDescTail = IdxNext(pP->d.idxQueTxDescTail, ++ LEN_QueTxDesc); + } +- spin_unlock(&ep->tx_pending_lock); + +- if (wake) +- netif_wake_queue(dev); ++ return 0; + } + +-static irqreturn_t ep93xx_irq(int irq, void *dev_id) ++/***************************************************************************** ++* eth_restartTx() ++*****************************************************************************/ ++static int ++eth_restartTx(struct net_device *pD) + { +- struct net_device *dev = dev_id; +- struct ep93xx_priv *ep = netdev_priv(dev); +- u32 status; ++ struct ep93xxEth_info *pP = pD->priv; ++ int i; + +- status = rdl(ep, REG_INTSTSC); +- if (status == 0) +- return IRQ_NONE; ++ RegWr32(REG_GIntMsk, RegRd32(REG_GIntMsk) & ~GIntMsk_IntEn); + +- if (status & REG_INTSTS_RX) { +- spin_lock(&ep->rx_lock); +- if (likely(netif_rx_schedule_prep(dev, &ep->napi))) { +- wrl(ep, REG_INTEN, REG_INTEN_TX); +- __netif_rx_schedule(dev, &ep->napi); +- } +- spin_unlock(&ep->rx_lock); ++ RegWr32(REG_TxCTL, RegRd32(REG_TxCTL) & ~TxCTL_STxON); ++ RegWr32(REG_BMCtl, RegRd32(REG_BMCtl) | BMCtl_TxDis); ++ ++ RegWr32(REG_BMCtl, BMCtl_TxChR | RegRd32(REG_BMCtl)); ++ ++ for (i = 0; i < LEN_QueTxDesc; i++) { ++ if (pP->s.pTxBufDesc[i].pFreeRtn) { ++ pP->s.pTxBufDesc[i].pFreeRtn(pP->s.pTxBufDesc[i].vaddr); ++ pP->s.pTxBufDesc[i].pFreeRtn = 0; ++ } ++ pP->d.stats.tx_dropped++; + } + +- if (status & REG_INTSTS_TX) +- ep93xx_tx_complete(dev); ++ memset(pP->s.pQueTxSts, 0, sizeof(pP->s.pQueTxSts[0]) * LEN_QueTxSts); + +- return IRQ_HANDLED; +-} ++ pP->d.txStopped = 0; ++ pP->d.idxQueTxSts = pP->d.idxQueTxDescHead = pP->d.idxQueTxDescTail = ++ 0; + +-static void ep93xx_free_buffers(struct ep93xx_priv *ep) +-{ +- int i; ++ waitOnReg32(pD, REG_BMSts, BMCtl_TxChR, ~BMCtl_TxChR, 1); ++ RegWr32(REG_TxSBA, pP->s.phyQueTxSts); ++ RegWr32(REG_TxSCA, pP->s.phyQueTxSts); ++ RegWr16(REG_TxSBL, sizeof(pP->s.pQueTxSts[0]) * LEN_QueTxSts); ++ RegWr16(REG_TxSCL, sizeof(pP->s.pQueTxSts[0]) * LEN_QueTxSts); ++ RegWr32(REG_TxDBA, pP->s.phyQueTxDesc); ++ RegWr32(REG_TxDCA, pP->s.phyQueTxDesc); ++ RegWr16(REG_TxDBL, sizeof(pP->s.pQueTxDesc[0]) * LEN_QueTxDesc); ++ RegWr16(REG_TxDCL, sizeof(pP->s.pQueTxDesc[0]) * LEN_QueTxDesc); + +- for (i = 0; i < RX_QUEUE_ENTRIES; i += 2) { +- dma_addr_t d; ++ RegWr32(REG_TxCTL, RegRd32(REG_TxCTL) | TxCTL_STxON); ++ RegWr32(REG_BMCtl, RegRd32(REG_BMCtl) | BMCtl_TxEn); + +- d = ep->descs->rdesc[i].buf_addr; +- if (d) +- dma_unmap_single(NULL, d, PAGE_SIZE, DMA_FROM_DEVICE); ++ RegWr32(REG_GIntMsk, RegRd32(REG_GIntMsk) | GIntMsk_IntEn); + +- if (ep->rx_buf[i] != NULL) +- free_page((unsigned long)ep->rx_buf[i]); +- } ++ return 0; ++} + +- for (i = 0; i < TX_QUEUE_ENTRIES; i += 2) { +- dma_addr_t d; ++/***************************************************************************** ++* eth_reset() ++*****************************************************************************/ ++static int ++eth_reset(struct net_device *pD) ++{ ++ int err; + +- d = ep->descs->tdesc[i].buf_addr; +- if (d) +- dma_unmap_single(NULL, d, PAGE_SIZE, DMA_TO_DEVICE); ++ RegWr8(REG_SelfCTL, SelfCTL_RESET); ++ err = waitOnReg32(pD, REG_SelfCTL, SelfCTL_RESET, ~SelfCTL_RESET, 1); ++ if (err) ++ _PRTK_WARN(("eth_reset(): Soft Reset does not self-clear\n")); + +- if (ep->tx_buf[i] != NULL) +- free_page((unsigned long)ep->tx_buf[i]); +- } ++ //phy_reset(pD); + +- dma_free_coherent(NULL, sizeof(struct ep93xx_descs), ep->descs, +- ep->descs_dma_addr); ++ return 0; + } + +-/* +- * The hardware enforces a sub-2K maximum packet size, so we put +- * two buffers on every hardware page. +- */ +-static int ep93xx_alloc_buffers(struct ep93xx_priv *ep) ++/***************************************************************************** ++ . Function: eth_shutDown() ++ . Purpose: closes down the Ethernet module ++ . Make sure to: ++ . 1. disable all interrupt mask ++ . 2. disable Rx ++ . 3. disable Tx ++ . ++ . TODO: ++ . (1) maybe utilize power down mode. ++ . Why not yet? Because while the chip will go into power down mode, ++ . the manual says that it will wake up in response to any I/O requests ++ . in the register space. Empirical results do not show this working. ++* ++*****************************************************************************/ ++static int ++eth_shutDown(struct net_device *pD) + { +- int i; +- +- ep->descs = dma_alloc_coherent(NULL, sizeof(struct ep93xx_descs), +- &ep->descs_dma_addr, GFP_KERNEL | GFP_DMA); +- if (ep->descs == NULL) +- return 1; ++ eth_reset(pD); + +- for (i = 0; i < RX_QUEUE_ENTRIES; i += 2) { +- void *page; +- dma_addr_t d; ++ return 0; ++} + +- page = (void *)__get_free_page(GFP_KERNEL | GFP_DMA); +- if (page == NULL) +- goto err; ++/***************************************************************************** ++* eth_enable() + +- d = dma_map_single(NULL, page, PAGE_SIZE, DMA_FROM_DEVICE); +- if (dma_mapping_error(d)) { +- free_page((unsigned long)page); +- goto err; +- } ++ Purpose: ++ Turn on device interrupt for interrupt driven operation. ++ Also turn on Rx but no Tx. ++* ++*****************************************************************************/ ++static int ++eth_enable(struct net_device *pD) ++{ ++ RegWr32(REG_IntEn, Default_IntSrc); ++ RegWr32(REG_GIntMsk, GIntMsk_IntEn); ++ eth_rxCtl(pD, 1); + +- ep->rx_buf[i] = page; +- ep->descs->rdesc[i].buf_addr = d; +- ep->descs->rdesc[i].rdesc1 = (i << 16) | PKT_BUF_SIZE; ++ return 0; ++} + +- ep->rx_buf[i + 1] = page + PKT_BUF_SIZE; +- ep->descs->rdesc[i + 1].buf_addr = d + PKT_BUF_SIZE; +- ep->descs->rdesc[i + 1].rdesc1 = ((i + 1) << 16) | PKT_BUF_SIZE; +- } ++/***************************************************************************** ++* eth_init() + +- for (i = 0; i < TX_QUEUE_ENTRIES; i += 2) { +- void *page; +- dma_addr_t d; ++ Purpose: ++ Reset and initialize the device. ++ Device should be initialized enough to function in polling mode. ++ Tx and Rx must be disabled and no INT generation. ++* ++*****************************************************************************/ ++static int ++eth_init(struct net_device *pD) ++{ ++ int status; ++ ++ eth_reset(pD); ++ ++ gPhyAutoNegoDone = 0; ++ status = phy_init(pD); ++ if (status != 0) ++ printk(KERN_WARNING "%s: No network cable detected!\n", pD->name); ++ ++ RegWr32(REG_SelfCTL, 0x0f00); ++ RegWr32(REG_GIntMsk, 0x00); ++ RegWr32(REG_RxCTL, RxCTL_BA | RxCTL_IA0); ++ RegWr32(REG_TxCTL, 0x00); ++ RegWr32(REG_GT, 0x00); ++ RegWr32(REG_BMCtl, 0x00); ++ RegWr32(REG_RxBTH, (0x80 << 16) | (0x40 << 0)); ++ RegWr32(REG_TxBTH, (0x80 << 16) | (0x40 << 0)); ++ RegWr32(REG_RxSTH, (4 << 16) | (2 << 0)); ++ RegWr32(REG_TxSTH, (4 << 16) | (2 << 0)); ++ RegWr32(REG_RxDTH, (4 << 16) | (2 << 0)); ++ RegWr32(REG_TxDTH, (4 << 16) | (2 << 0)); ++ RegWr32(REG_MaxFL, ((1518 + 1) << 16) | (944 << 0)); ++ ++ RegRd32(REG_TxCollCnt); ++ RegRd32(REG_RxMissCnt); ++ RegRd32(REG_RxRntCnt); + +- page = (void *)__get_free_page(GFP_KERNEL | GFP_DMA); +- if (page == NULL) +- goto err; ++ RegRd32(REG_IntStsC); + +- d = dma_map_single(NULL, page, PAGE_SIZE, DMA_TO_DEVICE); +- if (dma_mapping_error(d)) { +- free_page((unsigned long)page); +- goto err; +- } ++ RegWr32(REG_TxCTL, TxCTL_STxON | RegRd32(REG_TxCTL)); + +- ep->tx_buf[i] = page; +- ep->descs->tdesc[i].buf_addr = d; ++ eth_indAddrWr(pD, AFP_AFP_IA0, &pD->dev_addr[0]); + +- ep->tx_buf[i + 1] = page + PKT_BUF_SIZE; +- ep->descs->tdesc[i + 1].buf_addr = d + PKT_BUF_SIZE; +- } ++ devQue_start(pD); + + return 0; +- +-err: +- ep93xx_free_buffers(ep); +- return 1; + } + +-static int ep93xx_start_hw(struct net_device *dev) +-{ +- struct ep93xx_priv *ep = netdev_priv(dev); +- unsigned long addr; +- int i; +- +- wrl(ep, REG_SELFCTL, REG_SELFCTL_RESET); +- for (i = 0; i < 10; i++) { +- if ((rdl(ep, REG_SELFCTL) & REG_SELFCTL_RESET) == 0) +- break; +- msleep(1); +- } +- +- if (i == 10) { +- printk(KERN_CRIT DRV_MODULE_NAME ": hw failed to reset\n"); +- return 1; +- } +- +- wrl(ep, REG_SELFCTL, ((ep->mdc_divisor - 1) << 9)); +- +- /* Does the PHY support preamble suppress? */ +- if ((ep93xx_mdio_read(dev, ep->mii.phy_id, MII_BMSR) & 0x0040) != 0) +- wrl(ep, REG_SELFCTL, ((ep->mdc_divisor - 1) << 9) | (1 << 8)); +- +- /* Receive descriptor ring. */ +- addr = ep->descs_dma_addr + offsetof(struct ep93xx_descs, rdesc); +- wrl(ep, REG_RXDQBADD, addr); +- wrl(ep, REG_RXDCURADD, addr); +- wrw(ep, REG_RXDQBLEN, RX_QUEUE_ENTRIES * sizeof(struct ep93xx_rdesc)); +- +- /* Receive status ring. */ +- addr = ep->descs_dma_addr + offsetof(struct ep93xx_descs, rstat); +- wrl(ep, REG_RXSTSQBADD, addr); +- wrl(ep, REG_RXSTSQCURADD, addr); +- wrw(ep, REG_RXSTSQBLEN, RX_QUEUE_ENTRIES * sizeof(struct ep93xx_rstat)); +- +- /* Transmit descriptor ring. */ +- addr = ep->descs_dma_addr + offsetof(struct ep93xx_descs, tdesc); +- wrl(ep, REG_TXDQBADD, addr); +- wrl(ep, REG_TXDQCURADD, addr); +- wrw(ep, REG_TXDQBLEN, TX_QUEUE_ENTRIES * sizeof(struct ep93xx_tdesc)); +- +- /* Transmit status ring. */ +- addr = ep->descs_dma_addr + offsetof(struct ep93xx_descs, tstat); +- wrl(ep, REG_TXSTSQBADD, addr); +- wrl(ep, REG_TXSTSQCURADD, addr); +- wrw(ep, REG_TXSTSQBLEN, TX_QUEUE_ENTRIES * sizeof(struct ep93xx_tstat)); +- +- wrl(ep, REG_BMCTL, REG_BMCTL_ENABLE_TX | REG_BMCTL_ENABLE_RX); +- wrl(ep, REG_INTEN, REG_INTEN_TX | REG_INTEN_RX); +- wrl(ep, REG_GIINTMSK, 0); ++/***************************************************************************** ++* eth_isrRx() ++* ++* Interrupt Service Routines ++* ++*****************************************************************************/ ++static int ++eth_isrRx(struct net_device *pD) ++{ ++ ep93xxEth_info *pP = pD->priv; ++ receiveStatus *pQRxSts; ++ int idxQRxStsHead; ++ int idxSts; ++ int cntStsProcessed, cntDescProcessed; ++ char *pDest; ++ struct sk_buff *pSkb; ++ int len; ++ UINT dt; ++ ++ dt = RegRd32(REG_RxSCA); ++ idxQRxStsHead = (dt - pP->s.phyQueRxSts) / sizeof(pP->s.pQueRxSts[0]); ++ if (!(idxQRxStsHead >= 0 && idxQRxStsHead < LEN_QueRxSts)) { ++ _PRTK_HWFAIL(("eth_isrRx(): invalid REG_RxSCA:0x%x idx:%d (phyQueRxSts:0x%x Len:%x)\n", ++ dt,idxQRxStsHead, (int)pP->s.phyQueRxSts, ++ LEN_QueRxSts)); ++ return -1; ++ } ++ ++ cntStsProcessed = cntDescProcessed = 0; ++ while (idxQRxStsHead != pP->d.idxQueRxSts) { ++ idxSts = pP->d.idxQueRxSts; ++ pP->d.idxQueRxSts = IdxNext(pP->d.idxQueRxSts, LEN_QueRxSts); ++ pQRxSts = &pP->s.pQueRxSts[idxSts]; ++ if (!pQRxSts->f.rfp) { ++ _PRTK_HWFAIL(("eth_isrRx(): QueRxSts[%d] is empty; Hd:%d\n", ++ idxSts,idxQRxStsHead)); ++ return -1; ++ } ++ pQRxSts->f.rfp = 0; + +- for (i = 0; i < 10; i++) { +- if ((rdl(ep, REG_BMSTS) & REG_BMSTS_RX_ACTIVE) != 0) +- break; +- msleep(1); +- } ++ if(pQRxSts->f.eob) { ++ if(pQRxSts->f.bi == pP->d.idxQueRxDesc) { ++ pP->d.idxQueRxDesc = ++ IdxNext(pP->d.idxQueRxDesc, ++ LEN_QueRxDesc); ++ cntDescProcessed++; ++ if (pQRxSts->f.eof && pQRxSts->f.rwe) { ++ len = pQRxSts->f.fl; ++ pSkb = dev_alloc_skb(len + 5); ++ if (pSkb != NULL) { ++ skb_reserve(pSkb, 2); ++ pSkb->dev = pD; ++ pDest = skb_put(pSkb, len); ++ ++ memcpy(pDest, ++ pP->s.pRxBufDesc[pQRxSts->f.bi].vaddr, ++ len); ++ pSkb->protocol = ++ eth_type_trans(pSkb, ++ pD); ++ netif_rx(pSkb); ++ pP->d.stats.rx_packets++; ++ if(pQRxSts->f.am == 3) ++ pP->d.stats.multicast++; ++ } else ++ _PRTK_SYSFAIL(("eth_isrRx(): Low Memory, Rx dropped\n")); ++ pP->d.stats.rx_dropped++; ++ } else { ++ pP->d.stats.rx_errors++; ++ if (pQRxSts->f.oe) ++ pP->d.stats.rx_fifo_errors++; ++ if (pQRxSts->f.fe) ++ pP->d.stats.rx_frame_errors++; ++ if (pQRxSts->f.runt || ++ pQRxSts->f.edata) ++ pP->d.stats.rx_length_errors++; ++ if (pQRxSts->f.crce) ++ pP->d.stats.rx_crc_errors++; ++ } ++ } else ++ _PRTK_HWFAIL(("eth_isrRx(): unmatching QueRxSts[%d].BI:0x%x; idxQueRxDesc:0x%x\n", ++ idxSts, pQRxSts->f.bi, ++ pP->d.idxQueRxDesc)); ++ } + +- if (i == 10) { +- printk(KERN_CRIT DRV_MODULE_NAME ": hw failed to start\n"); +- return 1; ++ cntStsProcessed++; + } + +- wrl(ep, REG_RXDENQ, RX_QUEUE_ENTRIES); +- wrl(ep, REG_RXSTSENQ, RX_QUEUE_ENTRIES); +- +- wrb(ep, REG_INDAD0, dev->dev_addr[0]); +- wrb(ep, REG_INDAD1, dev->dev_addr[1]); +- wrb(ep, REG_INDAD2, dev->dev_addr[2]); +- wrb(ep, REG_INDAD3, dev->dev_addr[3]); +- wrb(ep, REG_INDAD4, dev->dev_addr[4]); +- wrb(ep, REG_INDAD5, dev->dev_addr[5]); +- wrl(ep, REG_AFP, 0); +- +- wrl(ep, REG_MAXFRMLEN, (MAX_PKT_SIZE << 16) | MAX_PKT_SIZE); +- +- wrl(ep, REG_RXCTL, REG_RXCTL_DEFAULT); +- wrl(ep, REG_TXCTL, REG_TXCTL_ENABLE); ++ RegWr32(REG_RxSEQ, cntStsProcessed); ++ RegWr32(REG_RxDEQ, cntDescProcessed); + + return 0; + } + +-static void ep93xx_stop_hw(struct net_device *dev) ++/***************************************************************************** ++* eth_isrTx() ++*****************************************************************************/ ++static int ++eth_isrTx(struct net_device *pD) + { +- struct ep93xx_priv *ep = netdev_priv(dev); +- int i; ++ eth_cleanUpTx(pD); ++ eth_chkTxLvl(pD); ++ return 0; ++} + +- wrl(ep, REG_SELFCTL, REG_SELFCTL_RESET); +- for (i = 0; i < 10; i++) { +- if ((rdl(ep, REG_SELFCTL) & REG_SELFCTL_RESET) == 0) +- break; +- msleep(1); +- } ++/***************************************************************************** ++* ep93xxEth_isr() ++*****************************************************************************/ ++static irqreturn_t ++ep93xxEth_isr(int irq,void *pDev) ++{ ++ struct net_device *pD = pDev; ++ int lpCnt; ++ U32 intS; ++ ++ lpCnt = 0; ++ do { ++ intS = RegRd32(REG_IntStsC); + +- if (i == 10) +- printk(KERN_CRIT DRV_MODULE_NAME ": hw failed to reset\n"); ++ if (!intS) ++ break; ++ if (intS & IntSts_RxSQ) ++ eth_isrRx(pD); ++ if (intS & IntSts_TxSQ) ++ eth_isrTx(pD); ++ } while (lpCnt++ < 64); ++ ++ if (lpCnt) ++ return IRQ_HANDLED; ++ else ++ return IRQ_NONE; + } + +-static int ep93xx_open(struct net_device *dev) +-{ +- struct ep93xx_priv *ep = netdev_priv(dev); +- int err; ++/*========================================================= ++ * Exposed Driver Routines to the Outside World ++ *=======================================================*/ ++ ++/***************************************************************************** ++* ep93xxEth_getStats() ++*****************************************************************************/ ++static struct net_device_stats * ++ep93xxEth_getStats(struct net_device *pD) ++{ ++ return &((struct ep93xxEth_info *)pD->priv)->d.stats; ++} ++ ++/***************************************************************************** ++* ep93xxEth_setMulticastList() ++*****************************************************************************/ ++static void ++ep93xxEth_setMulticastList(struct net_device *pD) ++{ ++ U8 tblMulti[8 + 1]; ++ ++ if (pD->flags & IFF_PROMISC) ++ RegWr32(REG_RxCTL, RxCTL_PA | RegRd32(REG_RxCTL)); ++ else if(pD->flags & IFF_ALLMULTI) { ++ RegWr32(REG_RxCTL, RxCTL_MA | ++ (~RxCTL_PA & RegRd32(REG_RxCTL))); ++ eth_indAddrWr(pD, AFP_AFP_HASH, ++ "\xff\xff\xff\xff\xff\xff\xff\xff"); ++ } else if(pD->mc_count) { ++ RegWr32(REG_RxCTL, RxCTL_MA | ++ (~RxCTL_PA & RegRd32(REG_RxCTL))); ++ eth_setMulticastTbl(pD, &tblMulti[0]); ++ eth_indAddrWr(pD, AFP_AFP_HASH, &tblMulti[0]); ++ } else ++ RegWr32(REG_RxCTL, ++ ~(RxCTL_PA | RxCTL_MA) & RegRd32(REG_RxCTL)); ++} ++ ++/***************************************************************************** ++* ep93xxEth_txTimeout() ++*****************************************************************************/ ++static void ++ep93xxEth_txTimeout(struct net_device *pD) ++{ ++ int status; ++ ++ _PRTK_WARN(("ep93xxEth_txTimeout(): transmit timed out\n")); ++ ++ if (gPhyAutoNegoDone == 0) { ++ status = phy_init(pD); ++ if (status != 0) ++ { ++ printk(KERN_WARNING "%s: No network cable detected!\n", ++ pD->name); ++ return; ++ } ++ } + +- if (ep93xx_alloc_buffers(ep)) +- return -ENOMEM; ++ eth_restartTx(pD); + +- if (is_zero_ether_addr(dev->dev_addr)) { +- random_ether_addr(dev->dev_addr); +- printk(KERN_INFO "%s: generated random MAC address " +- "%.2x:%.2x:%.2x:%.2x:%.2x:%.2x.\n", dev->name, +- dev->dev_addr[0], dev->dev_addr[1], +- dev->dev_addr[2], dev->dev_addr[3], +- dev->dev_addr[4], dev->dev_addr[5]); +- } +- +- napi_enable(&ep->napi); +- +- if (ep93xx_start_hw(dev)) { +- napi_disable(&ep->napi); +- ep93xx_free_buffers(ep); +- return -EIO; +- } +- +- spin_lock_init(&ep->rx_lock); +- ep->rx_pointer = 0; +- ep->tx_clean_pointer = 0; +- ep->tx_pointer = 0; +- spin_lock_init(&ep->tx_pending_lock); +- ep->tx_pending = 0; ++ pD->trans_start = jiffies; ++ netif_wake_queue(pD); ++} + +- err = request_irq(ep->irq, ep93xx_irq, IRQF_SHARED, dev->name, dev); +- if (err) { +- napi_disable(&ep->napi); +- ep93xx_stop_hw(dev); +- ep93xx_free_buffers(ep); +- return err; ++/***************************************************************************** ++* ep93xxEth_hardStartXmit() ++*****************************************************************************/ ++static int ++ep93xxEth_hardStartXmit(struct sk_buff *pSkb, struct net_device *pD) ++{ ++ struct ep93xxEth_info *pP = pD->priv; ++ transmitDescriptor *pQTxDesc; ++ int idxQTxDescHd; ++ int filled; ++ int status; ++ ++ if (gPhyAutoNegoDone == 0) { ++ status = phy_init(pD); ++ if (status != 0) ++ { ++ return 1; ++ } + } + +- wrl(ep, REG_GIINTMSK, REG_GIINTMSK_ENABLE); ++ idxQTxDescHd = pP->d.idxQueTxDescHead; ++ pQTxDesc = &pP->s.pQueTxDesc[idxQTxDescHd]; ++ ++ filled = idxQTxDescHd - pP->d.idxQueTxDescTail; ++ if (filled < 0) ++ filled += LEN_QueTxDesc; ++ filled += 1; ++ ++ if(filled >= LVL_TxStop) { ++ netif_stop_queue(pD); ++ pP->d.txStopped = 1; ++ if(filled > LVL_TxStop) { ++ _PRTK_SYSFAIL(("ep93xxEth_hardStartXmit(): a Tx Request while stop\n")); ++ return 1; ++ } ++ } + +- netif_start_queue(dev); ++ if (pSkb->len < 60) { ++ pQTxDesc->f.bl = 60; ++ memset(pP->s.pTxBufDesc[idxQTxDescHd].vaddr, 0, 60); ++ } else ++ pQTxDesc->f.bl = pSkb->len; ++ pQTxDesc->f.ba = pP->s.phyTxBuf+(idxQTxDescHd * LEN_TxBuf);//virt_to_bus(pP->s.pTxBufDesc[idxQTxDescHd].vaddr); ++ pQTxDesc->f.bi = idxQTxDescHd; ++ pQTxDesc->f.af = 0; ++ pQTxDesc->f.eof = 1; ++ ++ memcpy(pP->s.pTxBufDesc[idxQTxDescHd].vaddr, pSkb->data, pSkb->len); ++ pP->s.pTxBufDesc[idxQTxDescHd].pFreeRtn = 0; ++ ++ free_skb(pSkb); ++ ++ pP->d.idxQueTxDescHead = IdxNext(pP->d.idxQueTxDescHead, ++ LEN_QueTxDesc); ++ RegWr32(REG_TxDEQ, 1); + + return 0; + } + +-static int ep93xx_close(struct net_device *dev) ++/***************************************************************************** ++ . ep93xxEth_close() ++ . ++ . this makes the board clean up everything that it can ++ . and not talk to the outside world. Caused by ++ . an 'ifconfig ethX down' ++ * ++*****************************************************************************/ ++static int ++ep93xxEth_close(struct net_device *pD) + { +- struct ep93xx_priv *ep = netdev_priv(dev); ++ netif_stop_queue(pD); ++ eth_shutDown(pD); + +- napi_disable(&ep->napi); +- netif_stop_queue(dev); +- +- wrl(ep, REG_GIINTMSK, 0); +- free_irq(ep->irq, dev); +- ep93xx_stop_hw(dev); +- ep93xx_free_buffers(ep); ++ /*MOD_DEC_USE_COUNT;*/ + + return 0; + } + +-static int ep93xx_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) ++/******************************************************* ++ * ep93xxEth_open() ++ * ++ * Open and Initialize the board ++ * ++ * Set up everything, reset the card, etc .. ++ * ++ ******************************************************/ ++static int ++ep93xxEth_open(struct net_device *pD) + { +- struct ep93xx_priv *ep = netdev_priv(dev); +- struct mii_ioctl_data *data = if_mii(ifr); ++ int status; ++ struct ep93xxEth_info *pP = pD->priv; + +- return generic_mii_ioctl(&ep->mii, data, cmd, NULL); +-} ++ memset(&pP->d, 0, sizeof(pP->d)); + +-static int ep93xx_mdio_read(struct net_device *dev, int phy_id, int reg) +-{ +- struct ep93xx_priv *ep = netdev_priv(dev); +- int data; +- int i; ++ /*MOD_INC_USE_COUNT;*/ + +- wrl(ep, REG_MIICMD, REG_MIICMD_READ | (phy_id << 5) | reg); ++ status = eth_init(pD); ++ if (status != 0 ) ++ return -EAGAIN; + +- for (i = 0; i < 10; i++) { +- if ((rdl(ep, REG_MIISTS) & REG_MIISTS_BUSY) == 0) +- break; +- msleep(1); +- } ++ eth_enable(pD); + +- if (i == 10) { +- printk(KERN_INFO DRV_MODULE_NAME ": mdio read timed out\n"); +- data = 0xffff; +- } else { +- data = rdl(ep, REG_MIIDATA); +- } ++#if 0 ++ _dbg_phy_dumpReg(pD); ++ _dbg_ep93xxeth_dumpReg(pD); ++ _dbg_ep93xxEth_dumpQueues(pD); ++#endif + +- return data; ++ netif_start_queue(pD); ++ ++ return 0; + } + +-static void ep93xx_mdio_write(struct net_device *dev, int phy_id, int reg, int data) +-{ +- struct ep93xx_priv *ep = netdev_priv(dev); ++/***************************************************************************** ++ . ++ . ep93xxEth_probe( struct net_device * dev ) ++ . This is the first routine called to probe device existance ++ . and initialize the driver if the device found. ++ . ++ . Input parameters: ++ . dev->base_addr == 0, try to find all possible locations ++ . dev->base_addr == 1, return failure code ++ . dev->base_addr == 2, always allocate space, and return success ++ . dev->base_addr == <anything else> this is the address to check ++ . ++ . Output: ++ . 0 --> there is a device ++ . anything else, error ++ ++*****************************************************************************/ ++int ep93xxEth_probe(struct net_device *pD) { ++ struct ep93xxEth_info *pP; ++ int err; + int i; + +- wrl(ep, REG_MIIDATA, data); +- wrl(ep, REG_MIICMD, REG_MIICMD_WRITE | (phy_id << 5) | reg); +- +- for (i = 0; i < 10; i++) { +- if ((rdl(ep, REG_MIISTS) & REG_MIISTS_BUSY) == 0) +- break; +- msleep(1); ++ if (pD->priv == 0) { ++ pD->priv = kmalloc(sizeof(struct ep93xxEth_info), GFP_KERNEL); ++ if(pD->priv == 0) ++ return -ENOMEM; + } ++ memset(pD->priv, 0x00, sizeof(struct ep93xxEth_info)); + +- if (i == 10) +- printk(KERN_INFO DRV_MODULE_NAME ": mdio write timed out\n"); +-} ++ pP = pD->priv; ++ pP->s.id = numOfInstance; ++ pP->s.miiIdPhy = 1; + +-static void ep93xx_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) +-{ +- strcpy(info->driver, DRV_MODULE_NAME); +- strcpy(info->version, DRV_MODULE_VERSION); +-} ++ for (i = 0; i < 6; i++) ++ pD->dev_addr[i] = default_mac[i]; + +-static int ep93xx_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +-{ +- struct ep93xx_priv *ep = netdev_priv(dev); +- return mii_ethtool_gset(&ep->mii, cmd); +-} ++ err = (int)request_irq(pD->irq, &ep93xxEth_isr, 0, cardname, pD); ++ if(err) { ++ kfree(pD->priv); ++ return -EAGAIN; ++ } + +-static int ep93xx_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) +-{ +- struct ep93xx_priv *ep = netdev_priv(dev); +- return mii_ethtool_sset(&ep->mii, cmd); +-} ++ pD->open = &ep93xxEth_open; ++ pD->stop = &ep93xxEth_close; ++ pD->hard_start_xmit = &ep93xxEth_hardStartXmit; ++ pD->tx_timeout = &ep93xxEth_txTimeout; ++ pD->watchdog_timeo = HZ * 5; ++ pD->get_stats = &ep93xxEth_getStats; ++ pD->set_multicast_list = &ep93xxEth_setMulticastList; + +-static int ep93xx_nway_reset(struct net_device *dev) +-{ +- struct ep93xx_priv *ep = netdev_priv(dev); +- return mii_nway_restart(&ep->mii); +-} ++ ether_setup(pD); + +-static u32 ep93xx_get_link(struct net_device *dev) +-{ +- struct ep93xx_priv *ep = netdev_priv(dev); +- return mii_link_ok(&ep->mii); +-} ++ devQue_init(pD); ++ eth_reset(pD); + +-static struct ethtool_ops ep93xx_ethtool_ops = { +- .get_drvinfo = ep93xx_get_drvinfo, +- .get_settings = ep93xx_get_settings, +- .set_settings = ep93xx_set_settings, +- .nway_reset = ep93xx_nway_reset, +- .get_link = ep93xx_get_link, +-}; ++ numOfInstance++; + +-struct net_device *ep93xx_dev_alloc(struct ep93xx_eth_data *data) +-{ +- struct net_device *dev; ++ err = register_netdev(pD); ++ if (err) { ++ free_irq(pD->irq, pD); ++ kfree(pP); ++ return err; ++ } + +- dev = alloc_etherdev(sizeof(struct ep93xx_priv)); +- if (dev == NULL) +- return NULL; ++ return 0; ++} + +- memcpy(dev->dev_addr, data->dev_addr, ETH_ALEN); ++static int ep93xxEth_drv_probe(struct platform_device *pdev) ++{ ++ struct net_device *ndev; ++ struct resource *res; ++ int ret; + +- dev->get_stats = ep93xx_get_stats; +- dev->ethtool_ops = &ep93xx_ethtool_ops; +- dev->hard_start_xmit = ep93xx_xmit; +- dev->open = ep93xx_open; +- dev->stop = ep93xx_close; +- dev->do_ioctl = ep93xx_ioctl; ++ PRINTK("ep93xxEth_drv_probe init\n"); + +- dev->features |= NETIF_F_SG | NETIF_F_HW_CSUM; ++ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); ++ if (!res){ ++ printk("platform_get_resource fail\n"); ++ return -ENODEV; ++ } + +- return dev; +-} ++ if (!request_mem_region(res->start, 0x10000, cardname)){ ++ printk("request_mem_region fail\n"); ++ return -EBUSY; ++ } + ++ ndev = alloc_etherdev(sizeof(struct ep93xxEth_info)); ++ if (!ndev) { ++ release_mem_region(res->start, 0x10000); ++ printk("alloc_etherdev fail\n"); ++ return -ENOMEM; ++ } + +-static int ep93xx_eth_remove(struct platform_device *pdev) +-{ +- struct net_device *dev; +- struct ep93xx_priv *ep; + +- dev = platform_get_drvdata(pdev); +- if (dev == NULL) +- return 0; +- platform_set_drvdata(pdev, NULL); ++ SET_NETDEV_DEV(ndev, &pdev->dev); + +- ep = netdev_priv(dev); ++ ndev->base_addr = (unsigned long)ioremap(res->start, 0x10000); ++ if (!ndev->base_addr) { ++ printk("ioremap failed\n"); ++ release_mem_region(res->start, 0x10000); ++ return -ENOMEM; ++ } ++ ndev->irq = platform_get_irq(pdev, 0); + +- /* @@@ Force down. */ +- unregister_netdev(dev); +- ep93xx_free_buffers(ep); + +- if (ep->base_addr != NULL) +- iounmap(ep->base_addr); ++ dev_set_drvdata(&pdev->dev, ndev); + +- if (ep->res != NULL) { +- release_resource(ep->res); +- kfree(ep->res); ++ ret = ep93xxEth_probe(ndev); ++ if (ret != 0) { ++ free_netdev(ndev); ++ release_mem_region(res->start, 0x10000); ++ printk("ep93xxEth_probe fail\n"); ++ return ret; + } + +- free_netdev(dev); +- + return 0; + } + +-static int ep93xx_eth_probe(struct platform_device *pdev) ++static int ep93xxEth_drv_remove(struct platform_device *pdev) + { +- struct ep93xx_eth_data *data; +- struct net_device *dev; +- struct ep93xx_priv *ep; +- int err; ++ struct net_device *ndev = dev_get_drvdata(&pdev->dev); ++ struct resource *res; + +- if (pdev == NULL) +- return -ENODEV; +- data = pdev->dev.platform_data; ++ dev_set_drvdata(&pdev->dev, NULL); + +- dev = ep93xx_dev_alloc(data); +- if (dev == NULL) { +- err = -ENOMEM; +- goto err_out; +- } +- ep = netdev_priv(dev); +- ep->dev = dev; +- netif_napi_add(dev, &ep->napi, ep93xx_poll, 64); +- +- platform_set_drvdata(pdev, dev); +- +- ep->res = request_mem_region(pdev->resource[0].start, +- pdev->resource[0].end - pdev->resource[0].start + 1, +- pdev->dev.bus_id); +- if (ep->res == NULL) { +- dev_err(&pdev->dev, "Could not reserve memory region\n"); +- err = -ENOMEM; +- goto err_out; +- } +- +- ep->base_addr = ioremap(pdev->resource[0].start, +- pdev->resource[0].end - pdev->resource[0].start); +- if (ep->base_addr == NULL) { +- dev_err(&pdev->dev, "Failed to ioremap ethernet registers\n"); +- err = -EIO; +- goto err_out; +- } +- ep->irq = pdev->resource[1].start; +- +- ep->mii.phy_id = data->phy_id; +- ep->mii.phy_id_mask = 0x1f; +- ep->mii.reg_num_mask = 0x1f; +- ep->mii.dev = dev; +- ep->mii.mdio_read = ep93xx_mdio_read; +- ep->mii.mdio_write = ep93xx_mdio_write; +- ep->mdc_divisor = 40; /* Max HCLK 100 MHz, min MDIO clk 2.5 MHz. */ ++ unregister_netdev(ndev); + +- err = register_netdev(dev); +- if (err) { +- dev_err(&pdev->dev, "Failed to register netdev\n"); +- goto err_out; +- } ++ free_irq(ndev->irq, ndev); + +- printk(KERN_INFO "%s: ep93xx on-chip ethernet, IRQ %d, " +- "%.2x:%.2x:%.2x:%.2x:%.2x:%.2x.\n", dev->name, +- ep->irq, data->dev_addr[0], data->dev_addr[1], +- data->dev_addr[2], data->dev_addr[3], +- data->dev_addr[4], data->dev_addr[5]); ++ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); ++ release_mem_region(res->start, 0x10000); + +- return 0; ++ free_netdev(ndev); + +-err_out: +- ep93xx_eth_remove(pdev); +- return err; ++ return 0; + } + +- + static struct platform_driver ep93xx_eth_driver = { +- .probe = ep93xx_eth_probe, +- .remove = ep93xx_eth_remove, ++ .probe = ep93xxEth_drv_probe, ++ .remove = ep93xxEth_drv_remove, + .driver = { +- .name = "ep93xx-eth", ++ .name = cardname, ++ .owner = THIS_MODULE, + }, + }; + +-static int __init ep93xx_eth_init_module(void) ++static int __init ep93xxEth_init(void) + { +- printk(KERN_INFO DRV_MODULE_NAME " version " DRV_MODULE_VERSION " loading\n"); ++ PRINTK("ep93xxEth_init\n"); + return platform_driver_register(&ep93xx_eth_driver); + } + +-static void __exit ep93xx_eth_cleanup_module(void) ++static void __exit ep93xxEth_cleanup(void) + { + platform_driver_unregister(&ep93xx_eth_driver); + } + +-module_init(ep93xx_eth_init_module); +-module_exit(ep93xx_eth_cleanup_module); ++module_init(ep93xxEth_init); ++module_exit(ep93xxEth_cleanup); ++ ++MODULE_AUTHOR("Cirrus Logic"); ++MODULE_DESCRIPTION("EP93xx ethernet driver"); + MODULE_LICENSE("GPL"); +Index: linux-2.6.24.7/drivers/net/arm/ep93xx_eth.h +=================================================================== +--- /dev/null 1970-01-01 00:00:00.000000000 +0000 ++++ linux-2.6.24.7/drivers/net/arm/ep93xx_eth.h 2009-09-16 17:37:41.000000000 +0100 +@@ -0,0 +1,402 @@ ++/*------------------------------------------------------------------------ ++ * ep93xx_eth.h ++ * : header file of Ethernet Device Driver for Cirrus Logic EP93xx. ++ * ++ * Copyright (C) 2003 by Cirrus Logic www.cirrus.com ++ * This software may be used and distributed according to the terms ++ * of the GNU Public License. ++ * ++ * This file contains device related information like register info ++ * and register access method macros for the Ethernet device ++ * embedded within Cirrus Logic's EP93xx SOC chip. ++ * ++ * Information contained in this file was obtained from ++ * the EP9312 Manual Revision 0.12 and 0.14 from Cirrus Logic. ++ * ++ * History ++ * 05/18/01 Sungwook Kim Initial release ++ * 03/25/2003 Melody Modified for EP92xx ++ *--------------------------------------------------------------------------*/ ++ ++ ++#ifndef _EP9213_ETH_H_ ++#define _EP9213_ETH_H_ ++ ++ ++/*--------------------------------------------------------------- ++ * Definition of H/W Defects and Their Workarounds ++ *-------------------------------------------------------------*/ ++ ++ ++ ++/*--------------------------------------------------------------- ++ * Data types used in this driver ++ *-------------------------------------------------------------*/ ++typedef unsigned char U8; ++typedef unsigned short U16; ++typedef unsigned long U32; ++typedef unsigned int UINT; ++ ++ ++ ++/*--------------------------------------------------------------- ++ * Definition of the registers. ++ * For details, refer to the datasheet . ++ * ++ * Basically, most registers are 32 bits width register. ++ * But some are 16 bits and some are 6 or 8 bytes long. ++ *-------------------------------------------------------------*/ ++ ++#define REG_RxCTL 0x0000 /*offset to Receiver Control Reg*/ ++#define RxCTL_PauseA (1<<20) ++#define RxCTL_RxFCE1 (1<<19) ++#define RxCTL_RxFCE0 (1<<18) ++#define RxCTL_BCRC (1<<17) ++#define RxCTL_SRxON (1<<16) ++#define RxCTL_RCRCA (1<<13) ++#define RxCTL_RA (1<<12) ++#define RxCTL_PA (1<<11) ++#define RxCTL_BA (1<<10) ++#define RxCTL_MA (1<<9) ++#define RxCTL_IAHA (1<<8) ++#define RxCTL_IA3 (1<<3) ++#define RxCTL_IA2 (1<<2) ++#define RxCTL_IA1 (1<<1) ++#define RxCTL_IA0 (1<<0) ++ ++#define REG_TxCTL 0x0004 /*offset to Transmit Control Reg*/ ++#define TxCTL_DefDis (1<<7) ++#define TxCTL_MBE (1<<6) ++#define TxCTL_ICRC (1<<5) ++#define TxCTL_TxPD (1<<5) ++#define TxCTL_OColl (1<<3) ++#define TxCTL_SP (1<<2) ++#define TxCTL_PB (1<<1) ++#define TxCTL_STxON (1<<0) ++ ++#define REG_TestCTL 0x0008 /*Test Control Reg, R/W*/ ++#define TestCTL_MACF (1<<7) ++#define TestCTL_MFDX (1<<6) ++#define TestCTL_DB (1<<5) ++#define TestCTL_MIIF (1<<4) ++ ++#define REG_MIICmd 0x0010 /*offset to MII Command Reg, R/W*/ ++#define MIICmd_OP (0x03<<14) ++#define MIICmd_OP_RD (2<<14) ++#define MIICmd_OP_WR (1<<14) ++#define MIICmd_PHYAD (0x1f<<5) ++#define MIICmd_REGAD (0x1f<<0) ++ ++#define REG_MIIData 0x0014 /*offset to MII Data Reg, R/W*/ ++#define MIIData_MIIData (0xffff<<0) ++ ++#define REG_MIISts 0x0018 /*offset to MII Status Reg, R*/ ++#define MIISts_Busy (1<<0) ++ ++#define REG_SelfCTL 0x0020 /*offset to Self Control Reg*/ ++#define SelfCTL_RWP (1<<7) /*Remote Wake Pin*/ ++#define SelfCTL_GPO0 (1<<5) ++#define SelfCTL_PUWE (1<<4) ++#define SelfCTL_PDWE (1<<3) ++#define SelfCTL_MIIL (1<<2) ++#define SelfCTL_RESET (1<<0) ++ ++#define REG_IntEn 0x0024 /*Interrupt Enable Reg, R/W*/ ++#define IntEn_RWIE (1<<30) ++#define IntEn_RxMIE (1<<29) ++#define IntEn_RxBIE (1<<28) ++#define IntEn_RxSQIE (1<<27) ++#define IntEn_TxLEIE (1<<26) ++#define IntEn_ECIE (1<<25) ++#define IntEn_TxUHIE (1<<24) ++#define IntEn_MOIE (1<<18) ++#define IntEn_TxCOIE (1<<17) ++#define IntEn_RxROIE (1<<16) ++#define IntEn_MIIIE (1<<12) ++#define IntEn_PHYSIE (1<<11) ++#define IntEn_TIE (1<<10) ++#define IntEn_SWIE (1<<8) ++#define IntEn_TxSQIE (1<<3) ++#define IntEn_RxEOFIE (1<<2) ++#define IntEn_RxEOBIE (1<<1) ++#define IntEn_RxHDRIE (1<<0) ++ ++#define REG_IntStsP 0x0028 /*offset to Interrupt Status Preserve Reg, R/W*/ ++#define REG_IntStsC 0x002c /*offset to Interrupt Status Clear Reg, R*/ ++#define IntSts_RWI (1<<30) ++#define IntSts_RxMI (1<<29) ++#define IntSts_RxBI (1<<28) ++#define IntSts_RxSQI (1<<27) ++#define IntSts_TxLEI (1<<26) ++#define IntSts_ECI (1<<25) ++#define IntSts_TxUHI (1<<24) ++#define IntSts_MOI (1<<18) ++#define IntSts_TxCOI (1<<17) ++#define IntSts_RxROI (1<<16) ++#define IntSts_MIII (1<<12) ++#define IntSts_PHYSI (1<<11) ++#define IntSts_TI (1<<10) ++#define IntSts_AHBE (1<<9) ++#define IntSts_SWI (1<<8) ++#define IntSts_OTHER (1<<4) ++#define IntSts_TxSQ (1<<3) ++#define IntSts_RxSQ (1<<2) ++ ++#define REG_GT 0x0040 /*offset to General Timer Reg*/ ++#define GT_GTC (0xffff<<16) ++#define GT_GTP (0xffff<<0) ++ ++#define REG_FCT 0x0044 /*offset to Flow Control Timer Reg*/ ++#define FCT_FCT (0x00ffffff<<0) ++ ++#define REG_FCF 0x0048 /*offset to Flow Control Format Reg*/ ++#define FCF_MACCT (0xffff<<16) ++#define FCF_TPT (0xffff<<0) ++ ++#define REG_AFP 0x004c /*offset to Address Filter Pointer Reg*/ ++#define AFP_AFP (0x07<<0) /*Address Filter Pointer (bank control for REG_IndAD)*/ ++#define AFP_AFP_IA0 0 /*Primary Individual Address (MAC Addr)*/ ++#define AFP_AFP_IA1 1 /*Individual Address 1*/ ++#define AFP_AFP_IA2 2 /*Individual Address 2*/ ++#define AFP_AFP_IA3 3 /*Individual Address 3*/ ++#define AFP_AFP_DTxP 6 /*Destination Address of Tx Pause Frame*/ ++#define AFP_AFP_HASH 7 /*Hash Table*/ ++ ++#define REG_IndAD 0x0050 /*offset to Individual Address Reg, n bytes, R/W*/ ++ ++#define REG_GIntSts 0x0060 /*offset to Global Interrupt Status Reg (writing 1 will clear)*/ ++#define REG_GIntROS 0x0068 /*offset to Global Interrupt Status Read Only Reg*/ ++#define GIntSts_INT (1<<15) /*Global Interrupt Request Status*/ ++ ++#define REG_GIntMsk 0x0064 /*offset to Global Interrupt Mask Reg*/ ++#define GIntMsk_IntEn (1<<15) /*Global Interrupt Enable*/ ++ ++#define REG_GIntFrc 0x006c /*offset to Global Interrupt Force Reg*/ ++#define GIntFrc_INT (1<<15) /*Force to set GIntSts*/ ++ ++#define REG_TxCollCnt 0x0070 /*Transmit Collision Count Reg, R*/ ++#define REG_RxMissCnt 0x0074 /*Receive Miss Count Reg, R*/ ++#define REG_RxRntCnt 0x0078 /*Receive Runt Count Reg, R*/ ++ ++#define REG_BMCtl 0x0080 /*offset to Bus Master Control Reg, R/W*/ ++#define BMCtl_MT (1<<13) ++#define BMCtl_TT (1<<12) ++#define BMCtl_UnH (1<<11) ++#define BMCtl_TxChR (1<<10) ++#define BMCtl_TxDis (1<<9) ++#define BMCtl_TxEn (1<<8) ++#define BMCtl_EH2 (1<<6) ++#define BMCtl_EH1 (1<<5) ++#define BMCtl_EEOB (1<<4) ++#define BMCtl_RxChR (1<<2) ++#define BMCtl_RxDis (1<<1) ++#define BMCtl_RxEn (1<<0) ++ ++#define REG_BMSts 0x0084 /*offset to Bus Master Status Reg, R*/ ++#define BMSts_TxAct (1<<7) ++#define BMSts_TP (1<<4) ++#define BMSts_RxAct (1<<3) ++#define BMSts_QID (0x07<<0) ++#define BMSts_QID_RxDt (0<<0) ++#define BMSts_QID_TxDt (1<<0) ++#define BMSts_QID_RxSts (2<<0) ++#define BMSts_QID_TxSts (3<<0) ++#define BMSts_QID_RxDesc (4<<0) ++#define BMSts_QID_TxDesc (5<<0) ++ ++#define REG_RBCA 0x0088 /*offset to Receive Buffer Current Address Reg, R*/ ++#define REG_TBCA 0x008c /*offset to Transmit Buffer Current Address Reg, R*/ ++ ++#define REG_RxDBA 0x0090 /*offset to Receive Descriptor Queue Base Address Reg, R/W*/ ++#define REG_RxDBL 0x0094 /*offset to Receive Descriptor Queue Base Length Reg, R/W, 16bits*/ ++#define REG_RxDCL 0x0096 /*offset to Receive Descriptor Queue Current Length Reg, R/W, 16bits*/ ++#define REG_RxDCA 0x0098 /*offset to Receive Descriptor Queue Current Address Reg, R/W*/ ++ ++#define REG_RxDEQ 0x009c /*offset to Receive Descriptor Enqueue Reg, R/W*/ ++#define RxDEQ_RDV (0xffff<<16) /*R 16bit; Receive Descriptor Value*/ ++#define RxDEQ_RDI (0xff<<0) /*W 8bit; Receive Descriptor Increment*/ ++ ++#define REG_RxSBA 0x00a0 /*offset to Receive Status Queue Base Address Reg, R/W*/ ++#define REG_RxSBL 0x00a4 /*offset to Receive Status Queue Base Length Reg, R/W, 16bits*/ ++#define REG_RxSCL 0x00a6 /*offset to Receive Status Queue Current Length Reg, R/W, 16bits*/ ++#define REG_RxSCA 0x00a8 /*offset to Receive Status Queue Current Address Reg, R/W*/ ++ ++#define REG_RxSEQ 0x00ac /*offset to Receive Status Queue Current Address Reg, R/W*/ ++#define RxSEQ_RSV (0xffff<<16) ++#define RxSEQ_RSI (0xff<<0) ++ ++#define REG_TxDBA 0x00b0 /*offset to Transmit Descriptor Queue Base Address Reg, R/W*/ ++#define REG_TxDBL 0x00b4 /*offset to Transmit Descriptor Queue Base Length Reg, R/W, 16bits*/ ++#define REG_TxDCL 0x00b6 /*offset to Transmit Descriptor Queue Current Length Reg, R/W, 16bits*/ ++#define REG_TxDCA 0x00b8 /*offset to Transmit Descriptor Queue Current Address Reg, R/W*/ ++ ++#define REG_TxDEQ 0x00bc /*offset to Transmit Descriptor Queue Current Address Reg, R/W*/ ++#define TxDEQ_TDV (0xffff<<16) ++#define TxDEQ_TDI (0xff<<0) ++ ++#define REG_TxSBA 0x00c0 /*offset to Transmit Status Queue Base Address Reg, R/W*/ ++#define REG_TxSBL 0x00c4 /*offset to Transmit Status Queue Base Length Reg, R/W, 16bits*/ ++#define REG_TxSCL 0x00c6 /*offset to Transmit Status Queue Current Length Reg, R/W, 16bits*/ ++#define REG_TxSCA 0x00c8 /*offset to Transmit Status Queue Current Address Reg, R/W*/ ++ ++#define REG_RxBTH 0x00d0 /*offset to Receive Buffer Threshold Reg, R/W*/ ++#define RxBTH_RDHT (0x03ff<<16) ++#define RxBTH_RDST (0x03ff<<0) ++ ++#define REG_TxBTH 0x00d4 /*offset to Transmit Buffer Threshold Reg, R/W*/ ++#define TxBTH_TDHT (0x03ff<<16) ++#define TxBTH_TDST (0x03ff<<0) ++ ++#define REG_RxSTH 0x00d8 /*offset to Receive Status Threshold Reg, R/W*/ ++#define RxSTH_RSHT (0x003f<<16) ++#define RxSTH_RSST (0x003f<<0) ++ ++#define REG_TxSTH 0x00dc /*offset to Transmit Status Threshold Reg, R/W*/ ++#define TxSTH_TSHT (0x003f<<16) ++#define TxSTH_TSST (0x003f<<0) ++ ++#define REG_RxDTH 0x00e0 /*offset to Receive Descriptor Threshold Reg, R/W*/ ++#define RxDTH_RDHT (0x003f<<16) ++#define RxDTH_RDST (0x003f<<0) ++ ++#define REG_TxDTH 0x00e4 /*offset to Transmit Descriptor Threshold Reg, R/W*/ ++#define TxDTH_TDHT (0x003f<<16) ++#define TxDTH_TDST (0x003f<<0) ++ ++#define REG_MaxFL 0x00e8 /*offset to Max Frame Length Reg, R/W*/ ++#define MaxFL_MFL (0x07ff<<16) ++#define MaxFL_TST (0x07ff<<0) ++ ++#define REG_RxHL 0x00ec /*offset to Receive Header Length Reg, R/W*/ ++#define RxHL_RHL2 (0x07ff<<16) ++#define RxHL_RHL1 (0x03ff<<0) ++ ++#define REG_MACCFG0 0x0100 /*offset to Test Reg #0, R/W*/ ++#define MACCFG0_DbgSel (1<<7) ++#define MACCFG0_LCKEN (1<<6) ++#define MACCFG0_LRATE (1<<5) ++#define MACCFG0_RXERR (1<<4) ++#define MACCFG0_BIT33 (1<<2) ++#define MACCFG0_PMEEN (1<<1) ++#define MACCFG0_PMEST (1<<0) ++ ++#define REG_MACCFG1 0x0104 /*offset to Test Reg #1, R/W*/ ++#define REG_MACCFG2 0x0108 /*offset to Test Reg #2, R*/ ++#define REG_MACCFG3 0x010c /*offset to Test Reg #3, R*/ ++ ++ ++ ++/*--------------------------------------------------------------- ++ * Definition of Descriptor/Status Queue Entry ++ *-------------------------------------------------------------*/ ++ ++typedef union receiveDescriptor { /*data structure of Receive Descriptor Queue Entry*/ ++ struct { /*whole value*/ ++ U32 e0, /*1st dword entry*/ ++ e1; /*2nd dword entry*/ ++ } w; ++ struct { /*bit field definitions*/ ++ U32 ba:32, /*Buffer Address (keep in mind this is physical address)*/ ++ bl:16, /*b15-0; Buffer Length*/ ++ bi:15, /*b30-16; Buffer Index*/ ++ nsof:1; /*b31; Not Start Of Frame*/ ++ } f; ++} receiveDescriptor; ++ ++ ++typedef union receiveStatus { /*data structure of Receive Status Queue Entry*/ ++ struct { /*whole word*/ ++ U32 e0, /*1st dword entry*/ ++ e1; /*2nd dword entry*/ ++ } w; ++ struct { /*bit field*/ ++ U32 rsrv1:8, /*b7-0: reserved*/ ++ hti:6, /*b13-8: Hash Table Index*/ ++ rsrv2:1, /*b14: reserved*/ ++ crci:1, /*b15: CRC Included*/ ++ crce:1, /*b16: CRC Error*/ ++ edata:1, /*b17: Extra Data*/ ++ runt:1, /*b18: Runt Frame*/ ++ fe:1, /*b19: Framing Error*/ ++ oe:1, /*b20: Overrun Error*/ ++ rxerr:1, /*b21: Rx Error*/ ++ am:2, /*b23-22: Address Match*/ ++ rsrv3:4, /*b27-24: reserved*/ ++ eob:1, /*b28: End Of Buffer*/ ++ eof:1, /*b29: End Of Frame*/ ++ rwe:1, /*b30: Received Without Error*/ ++ rfp:1, /*b31: Receive Frame Processed*/ ++ fl:16, /*b15-0: frame length*/ ++ bi:15, /*b30-16: Buffer Index*/ ++ rfp2:1; /*b31: Receive Frame Processed at 2nd word*/ ++ } f; ++} receiveStatus; ++ ++ ++typedef union transmitDescriptor { /*data structure of Transmit Descriptor Queue Entry*/ ++ struct { /*whole value*/ ++ U32 e0, /*1st dword entry*/ ++ e1; /*2nd dword entry*/ ++ } w; ++ struct { /*bit field*/ ++ U32 ba:32, /*b31-0: Buffer Address (keep in mind this is physical address)*/ ++ bl:12, /*b11-0: Buffer Length*/ ++ rsrv1:3, /*b14-12: reserved*/ ++ af:1, /*b15: Abort Frame*/ ++ bi:15, /*b30-16: Buffer Index*/ ++ eof:1; /*b31: End Of Frame*/ ++ ++ } f; ++} transmitDescriptor; ++ ++ ++typedef union transmitStatus { /*data structure of Transmit Status Queue Entry*/ ++ struct { /*whole word*/ ++ U32 e0; /*1st dword entry*/ ++ } w; ++ struct { /*bit field*/ ++ U32 bi:15, /*b14-0: Buffer Index*/ ++ rsrv3:1, /*b15: reserved*/ ++ ncoll:5, /*b20-16: Number of Collisions*/ ++ rsrv2:3, /*b23-21: reserved*/ ++ ecoll:1, /*b24: Excess Collisions*/ ++ txu:1, /*b25: Tx Underrun*/ ++ ow:1, /*b26: Out of Window*/ ++ rsrv1:1, /*b27: reserved*/ ++ lcrs:1, /*b28: Loss of CRS*/ ++ fa:1, /*b29: Frame Abort*/ ++ txwe:1, /*b30: Transmitted Without Error*/ ++ txfp:1; /*b31: Transmit Frame Processed*/ ++ } f; ++} transmitStatus; ++ ++ ++ ++/*--------------------------------------------------------------- ++ * Size of device registers occupied in memory/IO address map ++ *-------------------------------------------------------------*/ ++#define DEV_REG_SPACE 0x00010000 ++ ++/* ++#define U8 unsigned char ++#define U16 unsigned short ++#define U32 unsigned long ++*/ ++ ++/*--------------------------------------------------------------- ++ * A definition of register access macros ++ *-------------------------------------------------------------*/ ++#define _RegRd(type,ofs) (*(volatile type*)(ofs)) ++#define _RegWr(type,ofs,dt) *(volatile type*)(ofs)=((type)(dt)) ++ ++#define RegRd8(ofs) _RegRd(U8,(char*)pD->base_addr+(ofs)) ++#define RegRd16(ofs) _RegRd(U16,(char*)pD->base_addr+(ofs)) ++#define RegRd32(ofs) _RegRd(U32,(char*)pD->base_addr+(ofs)) ++#define RegWr8(ofs,dt) _RegWr(U8,(char*)pD->base_addr+(ofs),(dt)) ++#define RegWr16(ofs,dt) _RegWr(U16,(char*)pD->base_addr+(ofs),(dt)) ++#define RegWr32(ofs,dt) _RegWr(U32,(char*)pD->base_addr+(ofs),(dt)) ++ ++ ++ ++#endif /* _EP9213_ETH_H_ */ ++ diff --git a/recipes/linux/linux-2.6.32/ep93xx/ep93xx-i2c.patch b/recipes/linux/linux-2.6.32/ep93xx/ep93xx-i2c.patch new file mode 100644 index 0000000000..60b9af1bc1 --- /dev/null +++ b/recipes/linux/linux-2.6.32/ep93xx/ep93xx-i2c.patch @@ -0,0 +1,234 @@ +--- + drivers/i2c/busses/Kconfig | 5 + + drivers/i2c/busses/Makefile | 1 + drivers/i2c/busses/i2c-ep93xx.c | 194 ++++++++++++++++++++++++++++++++++++++++ + 3 files changed, 200 insertions(+) + +--- linux-2.6.32.orig/drivers/i2c/busses/Kconfig ++++ linux-2.6.32/drivers/i2c/busses/Kconfig +@@ -351,10 +351,15 @@ config I2C_DESIGNWARE + Synopsys DesignWare I2C adapter. Only master mode is supported. + + This driver can also be built as a module. If so, the module + will be called i2c-designware. + ++config I2C_EP93XX ++ tristate "EP93XX I2C" ++ depends on I2C && ARCH_EP93XX ++ select I2C_ALGOBIT ++ + config I2C_GPIO + tristate "GPIO-based bitbanging I2C" + depends on GENERIC_GPIO + select I2C_ALGOBIT + help +--- linux-2.6.32.orig/drivers/i2c/busses/Makefile ++++ linux-2.6.32/drivers/i2c/busses/Makefile +@@ -72,9 +72,10 @@ obj-$(CONFIG_I2C_PCA_PLATFORM) += i2c-pc + obj-$(CONFIG_I2C_PMCMSP) += i2c-pmcmsp.o + obj-$(CONFIG_I2C_SIBYTE) += i2c-sibyte.o + obj-$(CONFIG_I2C_STUB) += i2c-stub.o + obj-$(CONFIG_SCx200_ACB) += scx200_acb.o + obj-$(CONFIG_SCx200_I2C) += scx200_i2c.o ++obj-$(CONFIG_I2C_EP93XX) += i2c-ep93xx.o + + ifeq ($(CONFIG_I2C_DEBUG_BUS),y) + EXTRA_CFLAGS += -DDEBUG + endif +--- /dev/null ++++ linux-2.6.32/drivers/i2c/busses/i2c-ep93xx.c +@@ -0,0 +1,194 @@ ++/* ------------------------------------------------------------------------ * ++ * i2c-ep933xx.c I2C bus glue for Cirrus EP93xx * ++ * ------------------------------------------------------------------------ * ++ ++ Copyright (C) 2004 Michael Burian ++ ++ Based on i2c-parport-light.c ++ Copyright (C) 2003-2004 Jean Delvare <khali@linux-fr.org> ++ ++ This program is free software; you can redistribute it and/or modify ++ it under the terms of the GNU General Public License as published by ++ the Free Software Foundation; either version 2 of the License, or ++ (at your option) any later version. ++ ++ This program is distributed in the hope that it will be useful, ++ but WITHOUT ANY WARRANTY; without even the implied warranty of ++ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ GNU General Public License for more details. ++ ++ You should have received a copy of the GNU General Public License ++ along with this program; if not, write to the Free Software ++ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. ++ * ------------------------------------------------------------------------ */ ++ ++ ++//#include <linux/config.h> ++#include <linux/kernel.h> ++#include <linux/module.h> ++#include <linux/init.h> ++#include <linux/ioport.h> ++#include <linux/delay.h> ++#include <linux/i2c.h> ++#include <linux/i2c-algo-bit.h> ++#include <asm/io.h> ++#include <mach/hardware.h> ++ ++//1/(2*clockfrequency) ++#define EE_DELAY_USEC 50 ++#define GPIOG_EECLK 1 ++#define GPIOG_EEDAT 2 ++ ++/* ----- I2C algorithm call-back functions and structures ----------------- */ ++ ++// TODO: optimize ++static void ep93xx_setscl(void *data, int state) ++{ ++ unsigned int uiPGDR, uiPGDDR; ++ ++ uiPGDR = inl(GPIO_PGDR); ++ uiPGDDR = inl(GPIO_PGDDR); ++ ++ /* Configure the clock line as output. */ ++ uiPGDDR |= GPIOG_EECLK; ++ outl(uiPGDDR, GPIO_PGDDR); ++ ++ /* Set clock line to state */ ++ if(state) ++ uiPGDR |= GPIOG_EECLK; ++ else ++ uiPGDR &= ~GPIOG_EECLK; ++ ++ outl(uiPGDR, GPIO_PGDR); ++} ++ ++static void ep93xx_setsda(void *data, int state) ++{ ++ unsigned int uiPGDR, uiPGDDR; ++ ++ uiPGDR = inl(GPIO_PGDR); ++ uiPGDDR = inl(GPIO_PGDDR); ++ ++ /* Configure the data line as output. */ ++ uiPGDDR |= GPIOG_EEDAT; ++ outl(uiPGDDR, GPIO_PGDDR); ++ ++ /* Set data line to state */ ++ if(state) ++ uiPGDR |= GPIOG_EEDAT; ++ else ++ uiPGDR &= ~GPIOG_EEDAT; ++ ++ outl(uiPGDR, GPIO_PGDR); ++} ++ ++static int ep93xx_getscl(void *data) ++{ ++ unsigned int uiPGDR, uiPGDDR; ++ ++ uiPGDR = inl(GPIO_PGDR); ++ uiPGDDR = inl(GPIO_PGDDR); ++ ++ /* Configure the clock line as input */ ++ uiPGDDR &= ~GPIOG_EECLK; ++ outl(uiPGDDR, GPIO_PGDDR); ++ ++ /* Return state of the clock line */ ++ return (inl(GPIO_PGDR) & GPIOG_EECLK) ? 1 : 0; ++} ++ ++static int ep93xx_getsda(void *data) ++{ ++ unsigned int uiPGDR, uiPGDDR; ++ uiPGDR = inl(GPIO_PGDR); ++ uiPGDDR = inl(GPIO_PGDDR); ++ ++ /* Configure the data line as input */ ++ uiPGDDR &= ~GPIOG_EEDAT; ++ outl(uiPGDDR, GPIO_PGDDR); ++ ++ /* Return state of the data line */ ++ return (inl(GPIO_PGDR) & GPIOG_EEDAT) ? 1 : 0; ++} ++ ++/* ------------------------------------------------------------------------ ++ * Encapsulate the above functions in the correct operations structure. ++ * This is only done when more than one hardware adapter is supported. ++ */ ++ ++/* last line (us, ms, timeout) ++ * us dominates the bit rate: 10us means: 100Kbit/sec(25 means 40kbps) ++ * 10ms not known ++ * 100ms timeout ++ */ ++static struct i2c_algo_bit_data ep93xx_data = { ++ .setsda = ep93xx_setsda, ++ .setscl = ep93xx_setscl, ++ .getsda = ep93xx_getsda, ++ .getscl = ep93xx_getscl, ++ .udelay = 10, ++ //.mdelay = 10, ++ .timeout = HZ, ++}; ++ ++/* ----- I2c structure ---------------------------------------------------- */ ++static struct i2c_adapter ep93xx_adapter = { ++ .owner = THIS_MODULE, ++ .class = I2C_CLASS_HWMON, ++/* .id = I2C_HW_B_LP,*/ ++ .algo_data = &ep93xx_data, ++ .name = "EP93XX I2C bit-bang interface", ++}; ++ ++/* ----- Module loading, unloading and information ------------------------ */ ++ ++static int __init i2c_ep93xx_init(void) ++{ ++ unsigned long uiPGDR, uiPGDDR; ++ ++ /* Read the current value of the GPIO data and data direction registers. */ ++ uiPGDR = inl(GPIO_PGDR); ++ uiPGDDR = inl(GPIO_PGDDR); ++ ++ /* If the GPIO pins have not been configured since reset, the data ++ * and clock lines will be set as inputs and with data value of 0. ++ * External pullup resisters are pulling them high. ++ * Set them both high before configuring them as outputs. */ ++ uiPGDR |= (GPIOG_EEDAT | GPIOG_EECLK); ++ outl(uiPGDR, GPIO_PGDR); ++ ++ /* Delay to meet the EE Interface timing specification. */ ++ udelay(EE_DELAY_USEC); ++ ++ ++ /* Configure the EE data and clock lines as outputs. */ ++ uiPGDDR |= (GPIOG_EEDAT | GPIOG_EECLK); ++ outl(uiPGDDR, GPIO_PGDDR); ++ ++ /* Delay to meet the EE Interface timing specification. */ ++ udelay(EE_DELAY_USEC); ++ ++ /* Reset hardware to a sane state (SCL and SDA high) */ ++ ep93xx_setsda(NULL, 1); ++ ep93xx_setscl(NULL, 1); ++ ++ if (i2c_bit_add_bus(&ep93xx_adapter) > 0) { ++ printk(KERN_ERR "i2c-ep93xx: Unable to register with I2C\n"); ++ return -ENODEV; ++ } ++ ++ return 0; ++} ++ ++static void __exit i2c_ep93xx_exit(void) ++{ ++ //i2c_bit_del_bus(&ep93xx_adapter); ++ i2c_del_adapter(&ep93xx_adapter); ++} ++ ++MODULE_AUTHOR("Michael Burian"); ++MODULE_DESCRIPTION("I2C bus glue for Cirrus EP93xx processors"); ++MODULE_LICENSE("GPL"); ++ ++module_init(i2c_ep93xx_init); ++module_exit(i2c_ep93xx_exit); diff --git a/recipes/linux/linux-2.6.32/ep93xx/ep93xx-regs.patch b/recipes/linux/linux-2.6.32/ep93xx/ep93xx-regs.patch new file mode 100644 index 0000000000..5b77633960 --- /dev/null +++ b/recipes/linux/linux-2.6.32/ep93xx/ep93xx-regs.patch @@ -0,0 +1,490 @@ +--- + arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h | 440 ++++++++++++++++++++++++ + 1 file changed, 440 insertions(+) + +--- linux-2.6.32.orig/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h ++++ linux-2.6.32/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h +@@ -60,10 +60,36 @@ + #define EP93XX_APB_SIZE 0x00200000 + + #define EP93XX_APB_PHYS(x) (EP93XX_APB_PHYS_BASE + (x)) + #define EP93XX_APB_IOMEM(x) IOMEM(EP93XX_APB_VIRT_BASE + (x)) + ++/* 8081_0000 - 8081_ffff: Timers */ ++#define TIMERS_OFFSET 0x010000 ++#define TIMERS_BASE (EP93XX_APB_VIRT_BASE|TIMERS_OFFSET) ++ ++#define TIMER1LOAD (TIMERS_BASE+0x00) ++#define TIMER1VALUE (TIMERS_BASE+0x04) ++#define TIMER1CONTROL (TIMERS_BASE+0x08) ++#define TIMER1CLEAR (TIMERS_BASE+0x0C) ++#define TIMER1TEST (TIMERS_BASE+0x10) ++ ++#define TIMER2LOAD (TIMERS_BASE+0x20) ++#define TIMER2VALUE (TIMERS_BASE+0x24) ++#define TIMER2CONTROL (TIMERS_BASE+0x28) ++#define TIMER2CLEAR (TIMERS_BASE+0x2C) ++#define TIMER2TEST (TIMERS_BASE+0x30) ++ ++#define TIMER3LOAD (TIMERS_BASE+0x80) ++#define TIMER3VALUE (TIMERS_BASE+0x84) ++#define TIMER3CONTROL (TIMERS_BASE+0x88) ++#define TIMER3CLEAR (TIMERS_BASE+0x8C) ++#define TIMER3TEST (TIMERS_BASE+0x90) ++ ++#define TTIMERBZCONT (TIMERS_BASE+0x40) ++ ++#define TIMER4VALUELOW (TIMERS_BASE+0x60) ++#define TIMER4VALUEHIGH (TIMERS_BASE+0x64) + + /* AHB peripherals */ + #define EP93XX_DMA_BASE EP93XX_AHB_IOMEM(0x00000000) + + #define EP93XX_ETHERNET_PHYS_BASE EP93XX_AHB_PHYS(0x00010000) +@@ -109,10 +135,12 @@ + #define EP93XX_TIMER3_CLEAR EP93XX_TIMER_REG(0x8c) + + #define EP93XX_I2S_BASE EP93XX_APB_IOMEM(0x00020000) + + #define EP93XX_SECURITY_BASE EP93XX_APB_IOMEM(0x00030000) ++#define EP93XX_SECURITY_REG(x) (EP93XX_SECURITY_BASE + (x)) ++#define EP93XX_SECURITY_UNIQID EP93XX_SECURITY_REG(0x2440) + + #define EP93XX_GPIO_BASE EP93XX_APB_IOMEM(0x00040000) + #define EP93XX_GPIO_REG(x) (EP93XX_GPIO_BASE + (x)) + #define EP93XX_GPIO_F_INT_STATUS EP93XX_GPIO_REG(0x5c) + #define EP93XX_GPIO_A_INT_STATUS EP93XX_GPIO_REG(0xa0) +@@ -120,10 +148,11 @@ + #define EP93XX_GPIO_EEDRIVE EP93XX_GPIO_REG(0xc8) + + #define EP93XX_AAC_BASE EP93XX_APB_IOMEM(0x00080000) + + #define EP93XX_SPI_BASE EP93XX_APB_IOMEM(0x000a0000) ++#define EP93XX_SPI_BASE_PHYS (EP93XX_APB_PHYS_BASE + 0x000a0000) + + #define EP93XX_IRDA_BASE EP93XX_APB_IOMEM(0x000b0000) + + #define EP93XX_UART1_PHYS_BASE EP93XX_APB_PHYS(0x000c0000) + #define EP93XX_UART1_BASE EP93XX_APB_IOMEM(0x000c0000) +@@ -219,10 +248,421 @@ + #define EP93XX_SYSCON_SYSCFG_LEEDA (1<<4) + #define EP93XX_SYSCON_SYSCFG_LEECLK (1<<3) + #define EP93XX_SYSCON_SYSCFG_LCSN2 (1<<1) + #define EP93XX_SYSCON_SYSCFG_LCSN1 (1<<0) + #define EP93XX_SYSCON_SWLOCK EP93XX_SYSCON_REG(0xc0) ++#define EP93XX_SYSCON_CHIP_ID EP93XX_SYSCON_REG(0x94) ++#define EP93XX_SYSCON_BMAR EP93XX_SYSCON_REG(0x54) ++#define EP93XX_SYSCON_I2SDIV EP93XX_SYSCON_REG(0x8C) ++#define EP93XX_SYSCON_DEVCFG_CONFIG_Mong 0x02000000 ++#define EP93XX_SYSCON_DEVCFG_CONFIG_Tong 0x04000000 ++#define EP93XX_SYSCON_DEVCFG_CONFIG_I2SONSSP 0x00000080 ++#define EP93XX_SYSCON_DEVCFG_CONFIG_I2SONAC97 0x00000040 ++#define EP93XX_SYSCON_DEVCFG_RasOnP3 0x00000010 ++#define EP93XX_SYSCON_DEVCFG_A1onG 0x00200000 ++#define EP93XX_SYSCON_DEVCFG_A2onG 0x00400000 + + #define EP93XX_WATCHDOG_BASE EP93XX_APB_IOMEM(0x00140000) + ++#define SYSCON_PWRCNT (EP93XX_SYSCON_BASE+0x0004) ++#define SYSCON_VIDDIV (EP93XX_SYSCON_BASE+0x0084) ++#define SYSCON_MIRDIV (EP93XX_SYSCON_BASE+0x0088) ++#define SYSCON_KTDIV (EP93XX_SYSCON_BASE+0x0090) ++#define SYSCON_KTDIV_TSEN 0x80000000 ++//----------------------------------------------------------------------------- ++// SYSCON_CLKSET1 ++//----------------------------------------------------------------------------- ++#define SYSCON_CLKSET1_PLL1_X2IPD_SHIFT 0 ++#define SYSCON_CLKSET1_PLL1_X2IPD_MASK 0x0000001f ++#define SYSCON_CLKSET1_PLL1_X2FBD2_SHIFT 5 ++#define SYSCON_CLKSET1_PLL1_X2FBD2_MASK 0x000007e0 ++#define SYSCON_CLKSET1_PLL1_X1FBD1_SHIFT 11 ++#define SYSCON_CLKSET1_PLL1_X1FBD1_MASK 0x0000f800 ++#define SYSCON_CLKSET1_PLL1_PS_SHIFT 16 ++#define SYSCON_CLKSET1_PLL1_PS_MASK 0x00030000 ++#define SYSCON_CLKSET1_PCLKDIV_SHIFT 18 ++#define SYSCON_CLKSET1_PCLKDIV_MASK 0x000c0000 ++#define SYSCON_CLKSET1_HCLKDIV_SHIFT 20 ++#define SYSCON_CLKSET1_HCLKDIV_MASK 0x00700000 ++#define SYSCON_CLKSET1_nBYP1 0x00800000 ++#define SYSCON_CLKSET1_SMCROM 0x01000000 ++#define SYSCON_CLKSET1_FCLKDIV_SHIFT 25 ++#define SYSCON_CLKSET1_FCLKDIV_MASK 0x0e000000 ++ ++#define SYSCON_CLKSET1_HSEL 0x00000001 ++#define SYSCON_CLKSET1_PLL1_EXCLKSEL 0x00000002 ++ ++#define SYSCON_CLKSET1_PLL1_P_MASK 0x0000007C ++#define SYSCON_CLKSET1_PLL1_P_SHIFT 2 ++ ++#define SYSCON_CLKSET1_PLL1_M1_MASK 0x00000780 ++#define SYSCON_CLKSET1_PLL1_M1_SHIFT 7 ++#define SYSCON_CLKSET1_PLL1_M2_MASK 0x0000F800 ++#define SYSCON_CLKSET1_PLL1_M2_SHIFT 11 ++#define SYSCON_CLKSET1_PLL1_PS_MASK 0x00030000 ++#define SYSCON_CLKSET1_PLL1_PS_SHIFT 16 ++#define SYSCON_CLKSET1_PCLK_DIV_MASK 0x000C0000 ++#define SYSCON_CLKSET1_PCLK_DIV_SHIFT 18 ++#define SYSCON_CLKSET1_HCLK_DIV_MASK 0x00700000 ++#define SYSCON_CLKSET1_HCLK_DIV_SHIFT 20 ++#define SYSCON_CLKSET1_SMCROM 0x01000000 ++#define SYSCON_CLKSET1_FCLK_DIV_MASK 0x0E000000 ++#define SYSCON_CLKSET1_FCLK_DIV_SHIFT 25 ++ ++#define SYSCON_CLKSET2_PLL2_EN 0x00000001 ++#define SYSCON_CLKSET2_PLL2EXCLKSEL 0x00000002 ++#define SYSCON_CLKSET2_PLL2_P_MASK 0x0000007C ++#define SYSCON_CLKSET2_PLL2_P_SHIFT 2 ++#define SYSCON_CLKSET2_PLL2_M2_MASK 0x00000F80 ++#define SYSCON_CLKSET2_PLL2_M2_SHIFT 7 ++#define SYSCON_CLKSET2_PLL2_M1_MASK 0x0001F000 ++#define SYSCON_CLKSET2_PLL2_M1 12 ++#define SYSCON_CLKSET2_PLL2_PS_MASK 0x000C0000 ++#define SYSCON_CLKSET2_PLL2_PS_SHIFT 18 ++#define SYSCON_CLKSET2_USBDIV_MASK 0xF0000000 ++#define SYSCON_CLKSET2_USBDIV_SHIFT 28 ++ ++//----------------------------------------------------------------------------- ++// I2SDIV Register Defines ++//----------------------------------------------------------------------------- ++#define SYSCON_I2SDIV_MDIV_MASK 0x0000007f ++#define SYSCON_I2SDIV_MDIV_SHIFT 0 ++#define SYSCON_I2SDIV_PDIV_MASK 0x00000300 ++#define SYSCON_I2SDIV_PDIV_SHIFT 8 ++#define SYSCON_I2SDIV_PSEL 0x00002000 ++#define SYSCON_I2SDIV_ESEL 0x00004000 ++#define SYSCON_I2SDIV_MENA 0x00008000 ++#define SYSCON_I2SDIV_SDIV 0x00010000 ++#define SYSCON_I2SDIV_LRDIV_MASK 0x00060000 ++#define SYSCON_I2SDIV_LRDIV_SHIFT 17 ++#define SYSCON_I2SDIV_SPOL 0x00080000 ++#define SYSCON_I2SDIV_DROP 0x00100000 ++#define SYSCON_I2SDIV_ORIDE 0x20000000 ++#define SYSCON_I2SDIV_SLAVE 0x40000000 ++#define SYSCON_I2SDIV_SENA 0x80000000 ++ ++#define SYSCON_I2SDIV_PDIV_OFF 0x00000000 ++#define SYSCON_I2SDIV_PDIV_2 0x00000100 ++#define SYSCON_I2SDIV_PDIV_25 0x00000200 ++#define SYSCON_I2SDIV_PDIV_3 0x00000300 ++ ++#define SYSCON_I2SDIV_LRDIV_32 0x00000000 ++#define SYSCON_I2SDIV_LRDIV_64 0x00020000 ++#define SYSCON_I2SDIV_LRDIV_128 0x00040000 ++ ++//----------------------------------------------------------------------------- ++// VIDDIV Register Defines ++//----------------------------------------------------------------------------- ++#define SYSCON_VIDDIV_VDIV_MASK 0x0000007f ++#define SYSCON_VIDDIV_VDIV_SHIFT 0 ++#define SYSCON_VIDDIV_PDIV_MASK 0x00000300 ++#define SYSCON_VIDDIV_PDIV_SHIFT 8 ++#define SYSCON_VIDDIV_PSEL 0x00002000 ++#define SYSCON_VIDDIV_ESEL 0x00004000 ++#define SYSCON_VIDDIV_VENA 0x00008000 ++ ++//----------------------------------------------------------------------------- ++// MIRDIV Register Defines ++//----------------------------------------------------------------------------- ++#define SYSCON_MIRDIV_MDIV_MASK 0x0000003f ++#define SYSCON_MIRDIV_MDIV_SHIFT 0 ++#define SYSCON_MIRDIV_PDIV_MASK 0x00000300 ++#define SYSCON_MIRDIV_PDIV_SHIFT 8 ++#define SYSCON_MIRDIV_PSEL 0x00002000 ++#define SYSCON_MIRDIV_ESEL 0x00004000 ++#define SYSCON_MIRDIV_MENA 0x00008000 ++ ++/* 8082_0000 - 8082_ffff: I2S */ ++#define I2S_OFFSET 0x020000 ++#define I2S_BASE (EP93XX_APB_VIRT_BASE|I2S_OFFSET) ++#define I2S_PHYS_BASE (EP93XX_APB_PHYS_BASE + I2S_OFFSET) ++ ++ ++ ++#define I2STxClkCfg (I2S_BASE+0x00) /* 8082.0000 R/W Transmitter clock config register */ ++#define I2SRxClkCfg (I2S_BASE+0x04) /* 8082.0004 R/W Receiver clock config register */ ++#define I2SGlSts (I2S_BASE+0x08) /* 8082.0008 R/W SAI Global Status register. */ ++#define I2SGlCtrl (I2S_BASE+0x0C) /* 8082.000C R/W SAI Global Control register */ ++ ++#define I2STX0Lft (I2S_BASE+0x10) /* 8082.0010 R/W Left TX data reg for channel 0 */ ++#define I2STX0Rt (I2S_BASE+0x14) /* 8082.0014 R/W Right TX data reg for channel 0 */ ++#define I2STX1Lft (I2S_BASE+0x18) /* 8082.0018 R/W Left TX data reg for channel 1 */ ++#define I2STX1Rt (I2S_BASE+0x1C) /* 8082.001C R/W Right TX data reg for channel 1 */ ++#define I2STX2Lft (I2S_BASE+0x20) /* 8082.0020 R/W Left TX data reg for channel 2 */ ++#define I2STX2Rt (I2S_BASE+0x24) /* 8082.0024 R/W Right TX data reg for channel 2 */ ++ ++#define I2STXLinCtrlData (I2S_BASE+0x28) /* 8082.0028 R/W TX Line Control data register */ ++#define I2STXCtrl (I2S_BASE+0x2C) /* 8082.002C R/W TX Control register */ ++#define I2STXWrdLen (I2S_BASE+0x30) /* 8082.0030 R/W TX Word Length */ ++#define I2STX0En (I2S_BASE+0x34) /* 8082.0034 R/W TX0 Channel Enable */ ++#define I2STX1En (I2S_BASE+0x38) /* 8082.0038 R/W TX1 Channel Enable */ ++#define I2STX2En (I2S_BASE+0x3C) /* 8082.003C R/W TX2 Channel Enable */ ++ ++#define I2SRX0Lft (I2S_BASE+0x40) /* 8082.0040 R Left RX data reg for channel 0 */ ++#define I2SRX0Rt (I2S_BASE+0x44) /* 8082.0044 R Right RX data reg for channel 0 */ ++#define I2SRX1Lft (I2S_BASE+0x48) /* 8082.0048 R Left RX data reg for channel 1 */ ++#define I2SRX1Rt (I2S_BASE+0x4C) /* 8082.004c R Right RX data reg for channel 1 */ ++#define I2SRX2Lft (I2S_BASE+0x50) /* 8082.0050 R Left RX data reg for channel 2 */ ++#define I2SRX2Rt (I2S_BASE+0x54) /* 8082.0054 R Right RX data reg for channel 2 */ ++ ++#define I2SRXLinCtrlData (I2S_BASE+0x58) /* 8082.0058 R/W RX Line Control data register */ ++#define I2SRXCtrl (I2S_BASE+0x5C) /* 8082.005C R/W RX Control register */ ++#define I2SRXWrdLen (I2S_BASE+0x60) /* 8082.0060 R/W RX Word Length */ ++#define I2SRX0En (I2S_BASE+0x64) /* 8082.0064 R/W RX0 Channel Enable */ ++#define I2SRX1En (I2S_BASE+0x68) /* 8082.0068 R/W RX1 Channel Enable */ ++#define I2SRX2En (I2S_BASE+0x6C) /* 8082.006C R/W RX2 Channel Enable */ ++ ++/* 8084_0000 - 8084_ffff: GPIO */ ++#define GPIO_OFFSET 0x040000 ++#define GPIO_BASE (EP93XX_APB_VIRT_BASE|GPIO_OFFSET) ++#define GPIO_PADR (GPIO_BASE+0x00) ++#define GPIO_PBDR (GPIO_BASE+0x04) ++#define GPIO_PCDR (GPIO_BASE+0x08) ++#define GPIO_PDDR (GPIO_BASE+0x0C) ++#define GPIO_PADDR (GPIO_BASE+0x10) ++#define GPIO_PBDDR (GPIO_BASE+0x14) ++#define GPIO_PCDDR (GPIO_BASE+0x18) ++#define GPIO_PDDDR (GPIO_BASE+0x1C) ++#define GPIO_PEDR (GPIO_BASE+0x20) ++#define GPIO_PEDDR (GPIO_BASE+0x24) ++// #define 0x8084.0028 Reserved ++// #define 0x8084.002C Reserved ++#define GPIO_PFDR (GPIO_BASE+0x30) ++#define GPIO_PFDDR (GPIO_BASE+0x34) ++#define GPIO_PGDR (GPIO_BASE+0x38) ++#define GPIO_PGDDR (GPIO_BASE+0x3C) ++#define GPIO_PHDR (GPIO_BASE+0x40) ++#define GPIO_PHDDR (GPIO_BASE+0x44) ++// #define 0x8084.0048 RAZ RAZ ++#define GPIO_FINTTYPE1 (GPIO_BASE+0x4C) ++#define GPIO_FINTTYPE2 (GPIO_BASE+0x50) ++#define GPIO_FEOI (GPIO_BASE+0x54) /* WRITE ONLY - READ UNDEFINED */ ++#define GPIO_FINTEN (GPIO_BASE+0x58) ++#define GPIO_INTSTATUSF (GPIO_BASE+0x5C) ++#define GPIO_RAWINTSTASUSF (GPIO_BASE+0x60) ++#define GPIO_FDB (GPIO_BASE+0x64) ++#define GPIO_PAPINDR (GPIO_BASE+0x68) ++#define GPIO_PBPINDR (GPIO_BASE+0x6C) ++#define GPIO_PCPINDR (GPIO_BASE+0x70) ++#define GPIO_PDPINDR (GPIO_BASE+0x74) ++#define GPIO_PEPINDR (GPIO_BASE+0x78) ++#define GPIO_PFPINDR (GPIO_BASE+0x7C) ++#define GPIO_PGPINDR (GPIO_BASE+0x80) ++#define GPIO_PHPINDR (GPIO_BASE+0x84) ++#define GPIO_AINTTYPE1 (GPIO_BASE+0x90) ++#define GPIO_AINTTYPE2 (GPIO_BASE+0x94) ++#define GPIO_AEOI (GPIO_BASE+0x98) /* WRITE ONLY - READ UNDEFINED */ ++#define GPIO_AINTEN (GPIO_BASE+0x9C) ++#define GPIO_INTSTATUSA (GPIO_BASE+0xA0) ++#define GPIO_RAWINTSTSTISA (GPIO_BASE+0xA4) ++#define GPIO_ADB (GPIO_BASE+0xA8) ++#define GPIO_BINTTYPE1 (GPIO_BASE+0xAC) ++#define GPIO_BINTTYPE2 (GPIO_BASE+0xB0) ++#define GPIO_BEOI (GPIO_BASE+0xB4) /* WRITE ONLY - READ UNDEFINED */ ++#define GPIO_BINTEN (GPIO_BASE+0xB8) ++#define GPIO_INTSTATUSB (GPIO_BASE+0xBC) ++#define GPIO_RAWINTSTSTISB (GPIO_BASE+0xC0) ++#define GPIO_BDB (GPIO_BASE+0xC4) ++#define GPIO_EEDRIVE (GPIO_BASE+0xC8) ++//#define Reserved (GPIO_BASE+0xCC) ++#define GPIO_TCR (GPIO_BASE+0xD0) /* Test Registers */ ++#define GPIO_TISRA (GPIO_BASE+0xD4) /* Test Registers */ ++#define GPIO_TISRB (GPIO_BASE+0xD8) /* Test Registers */ ++#define GPIO_TISRC (GPIO_BASE+0xDC) /* Test Registers */ ++#define GPIO_TISRD (GPIO_BASE+0xE0) /* Test Registers */ ++#define GPIO_TISRE (GPIO_BASE+0xE4) /* Test Registers */ ++#define GPIO_TISRF (GPIO_BASE+0xE8) /* Test Registers */ ++#define GPIO_TISRG (GPIO_BASE+0xEC) /* Test Registers */ ++#define GPIO_TISRH (GPIO_BASE+0xF0) /* Test Registers */ ++#define GPIO_TCER (GPIO_BASE+0xF4) /* Test Registers */ ++ ++ ++/* 8088_0000 - 8088_ffff: Ac97 Controller (AAC) */ ++#define AC97_OFFSET 0x080000 ++#define AC97_BASE (EP93XX_APB_VIRT_BASE|AC97_OFFSET) ++#define EP93XX_AC97_PHY_BASE (EP93XX_APB_PHYS_BASE|AC97_OFFSET) ++#define AC97DR1 (AC97_BASE+0x00) /* 8088.0000 R/W Data read or written from/to FIFO1 */ ++#define AC97RXCR1 (AC97_BASE+0x04) /* 8088.0004 R/W Control register for receive */ ++#define AC97TXCR1 (AC97_BASE+0x08) /* 8088.0008 R/W Control register for transmit */ ++#define AC97SR1 (AC97_BASE+0x0C) /* 8088.000C R Status register */ ++#define AC97RISR1 (AC97_BASE+0x10) /* 8088.0010 R Raw interrupt status register */ ++#define AC97ISR1 (AC97_BASE+0x14) /* 8088.0014 R Interrupt Status */ ++#define AC97IE1 (AC97_BASE+0x18) /* 8088.0018 R/W Interrupt Enable */ ++ /* 8088.001C Reserved - RAZ */ ++#define AC97DR2 (AC97_BASE+0x20) /* 8088.0020 R/W Data read or written from/to FIFO2 */ ++#define AC97RXCR2 (AC97_BASE+0x24) /* 8088.0024 R/W Control register for receive */ ++#define AC97TXCR2 (AC97_BASE+0x28) /* 8088.0028 R/W Control register for transmit */ ++#define AC97SR2 (AC97_BASE+0x2C) /* 8088.002C R Status register */ ++#define AC97RISR2 (AC97_BASE+0x30) /* 8088.0030 R Raw interrupt status register */ ++#define AC97ISR2 (AC97_BASE+0x34) /* 8088.0034 R Interrupt Status */ ++#define AC97IE2 (AC97_BASE+0x38) /* 8088.0038 R/W Interrupt Enable */ ++ /* 8088.003C Reserved - RAZ */ ++#define AC97DR3 (AC97_BASE+0x40) /* 8088.0040 R/W Data read or written from/to FIFO3. */ ++#define AC97RXCR3 (AC97_BASE+0x44) /* 8088.0044 R/W Control register for receive */ ++#define AC97TXCR3 (AC97_BASE+0x48) /* 8088.0048 R/W Control register for transmit */ ++#define AC97SR3 (AC97_BASE+0x4C) /* 8088.004C R Status register */ ++#define AC97RISR3 (AC97_BASE+0x50) /* 8088.0050 R Raw interrupt status register */ ++#define AC97ISR3 (AC97_BASE+0x54) /* 8088.0054 R Interrupt Status */ ++#define AC97IE3 (AC97_BASE+0x58) /* 8088.0058 R/W Interrupt Enable */ ++ /* 8088.005C Reserved - RAZ */ ++#define AC97DR2 (AC97_BASE+0x20) /* 8088.0020 R/W Data read or written from/to FIFO2 */ ++#define AC97RXCR2 (AC97_BASE+0x24) /* 8088.0024 R/W Control register for receive */ ++#define AC97TXCR2 (AC97_BASE+0x28) /* 8088.0028 R/W Control register for transmit */ ++#define AC97SR2 (AC97_BASE+0x2C) /* 8088.002C R Status register */ ++#define AC97RISR2 (AC97_BASE+0x30) /* 8088.0030 R Raw interrupt status register */ ++#define AC97ISR2 (AC97_BASE+0x34) /* 8088.0034 R Interrupt Status */ ++#define AC97IE2 (AC97_BASE+0x38) /* 8088.0038 R/W Interrupt Enable */ ++ /* 8088.003C Reserved - RAZ */ ++#define AC97DR3 (AC97_BASE+0x40) /* 8088.0040 R/W Data read or written from/to FIFO3. */ ++#define AC97RXCR3 (AC97_BASE+0x44) /* 8088.0044 R/W Control register for receive */ ++#define AC97TXCR3 (AC97_BASE+0x48) /* 8088.0048 R/W Control register for transmit */ ++#define AC97SR3 (AC97_BASE+0x4C) /* 8088.004C R Status register */ ++#define AC97RISR3 (AC97_BASE+0x50) /* 8088.0050 R Raw interrupt status register */ ++#define AC97ISR3 (AC97_BASE+0x54) /* 8088.0054 R Interrupt Status */ ++#define AC97IE3 (AC97_BASE+0x58) /* 8088.0058 R/W Interrupt Enable */ ++ /* 8088.005C Reserved - RAZ */ ++#define AC97DR4 (AC97_BASE+0x60) /* 8088.0060 R/W Data read or written from/to FIFO4. */ ++#define AC97RXCR4 (AC97_BASE+0x64) /* 8088.0064 R/W Control register for receive */ ++#define AC97TXCR4 (AC97_BASE+0x68) /* 8088.0068 R/W Control register for transmit */ ++#define AC97SR4 (AC97_BASE+0x6C) /* 8088.006C R Status register */ ++#define AC97RISR4 (AC97_BASE+0x70) /* 8088.0070 R Raw interrupt status register */ ++#define AC97ISR4 (AC97_BASE+0x74) /* 8088.0074 R Interrupt Status */ ++#define AC97IE4 (AC97_BASE+0x78) /* 8088.0078 R/W Interrupt Enable */ ++ /* 8088.007C Reserved - RAZ */ ++#define AC97S1DATA (AC97_BASE+0x80) /* 8088.0080 R/W Data received/transmitted on SLOT1 */ ++#define AC97S2DATA (AC97_BASE+0x84) /* 8088.0084 R/W Data received/transmitted on SLOT2 */ ++#define AC97S12DATA (AC97_BASE+0x88) /* 8088.0088 R/W Data received/transmitted on SLOT12 */ ++#define AC97RGIS (AC97_BASE+0x8C) /* 8088.008C R/W Raw Global interrupt status register*/ ++#define AC97GIS (AC97_BASE+0x90) /* 8088.0090 R Global interrupt status register */ ++#define AC97IM (AC97_BASE+0x94) /* 8088.0094 R/W Interrupt mask register */ ++#define AC97EOI (AC97_BASE+0x98) /* 8088.0098 W Interrupt clear register */ ++#define AC97GCR (AC97_BASE+0x9C) /* 8088.009C R/W Main Control register */ ++#define AC97RESET (AC97_BASE+0xA0) /* 8088.00A0 R/W RESET control register. */ ++#define AC97SYNC (AC97_BASE+0xA4) /* 8088.00A4 R/W SYNC control register. */ ++#define AC97GCIS (AC97_BASE+0xA8) /* 8088.00A8 R Global chan FIFO int status register */ ++ ++ ++/* 800B_0000 - 800B_FFFF: VIC 0 */ ++#define VIC0_OFFSET 0x0B0000 ++#define VIC0_BASE (EP93XX_AHB_VIRT_BASE|VIC0_OFFSET) ++#define VIC0 (VIC0_BASE+0x000) ++#define VIC0IRQSTATUS (VIC0_BASE+0x000) /* R IRQ status register */ ++#define VIC0FIQSTATUS (VIC0_BASE+0x004) /* R FIQ status register */ ++#define VIC0RAWINTR (VIC0_BASE+0x008) /* R Raw interrupt status register */ ++#define VIC0INTSELECT (VIC0_BASE+0x00C) /* R/W Interrupt select register */ ++#define VIC0INTENABLE (VIC0_BASE+0x010) /* R/W Interrupt enable register */ ++#define VIC0INTENCLEAR (VIC0_BASE+0x014) /* W Interrupt enable clear register */ ++ ++/* 8003_0000 - 8003_ffff: Raster */ ++#define RASTER_OFFSET 0x030000 ++#define RASTER_BASE (EP93XX_AHB_VIRT_BASE|RASTER_OFFSET) ++#define VLINESTOTAL (RASTER_BASE+0x00) ++#define VSYNCSTRTSTOP (RASTER_BASE+0x04) ++#define VACTIVESTRTSTOP (RASTER_BASE+0x08) ++#define VCLKSTRTSTOP (RASTER_BASE+0x0C) ++#define HCLKSTOTAL (RASTER_BASE+0x10) ++#define HSYNCSTRTSTOP (RASTER_BASE+0x14) ++#define HACTIVESTRTSTOP (RASTER_BASE+0x18) ++#define HCLKSTRTSTOP (RASTER_BASE+0x1C) ++#define BRIGHTNESS (RASTER_BASE+0x20) ++#define VIDEOATTRIBS (RASTER_BASE+0x24) ++#define VIDSCRNPAGE (RASTER_BASE+0x28) ++#define VIDSCRNHPG (RASTER_BASE+0x2C) ++#define SCRNLINES (RASTER_BASE+0x30) ++#define LINELENGTH (RASTER_BASE+0x34) ++#define VLINESTEP (RASTER_BASE+0x38) ++#define LINECARRY (RASTER_BASE+0x3C) ++#define BLINKRATE (RASTER_BASE+0x40) ++#define BLINKMASK (RASTER_BASE+0x44) ++#define BLINKPATTRN (RASTER_BASE+0x48) ++#define PATTRNMASK (RASTER_BASE+0x4C) ++#define BG_OFFSET (RASTER_BASE+0x50) ++#define PIXELMODE (RASTER_BASE+0x54) ++#define PARLLIFOUT (RASTER_BASE+0x58) ++#define PARLLIFIN (RASTER_BASE+0x5C) ++#define CURSOR_ADR_START (RASTER_BASE+0x60) ++#define CURSOR_ADR_RESET (RASTER_BASE+0x64) ++#define CURSORSIZE (RASTER_BASE+0x68) ++#define CURSORCOLOR1 (RASTER_BASE+0x6C) ++#define CURSORCOLOR2 (RASTER_BASE+0x70) ++#define CURSORXYLOC (RASTER_BASE+0x74) ++#define CURSOR_DHSCAN_LH_YLOC (RASTER_BASE+0x78) ++#define RASTER_SWLOCK (RASTER_BASE+0x7C) ++#define GS_LUT (RASTER_BASE+0x80) ++#define RASTER_TCR (RASTER_BASE+0x100) ++#define RASTER_TISRA (RASTER_BASE+0x104) ++#define RASTER_TISRB (RASTER_BASE+0x108) ++#define CURSOR_TISR (RASTER_BASE+0x10C) ++#define RASTER_TOCRA (RASTER_BASE+0x110) ++#define RASTER_TOCRB (RASTER_BASE+0x114) ++#define FIFO_TOCRA (RASTER_BASE+0x118) ++#define FIFO_TOCRB (RASTER_BASE+0x11C) ++#define BLINK_TISR (RASTER_BASE+0x120) ++#define DAC_TISRA (RASTER_BASE+0x124) ++#define DAC_TISRB (RASTER_BASE+0x128) ++#define SHIFT_TISR (RASTER_BASE+0x12C) ++#define DACMUX_TOCRA (RASTER_BASE+0x130) ++#define DACMUX_TOCRB (RASTER_BASE+0x134) ++#define PELMUX_TOCR (RASTER_BASE+0x138) ++#define VIDEO_TOCRA (RASTER_BASE+0x13C) ++#define VIDEO_TOCRB (RASTER_BASE+0x140) ++#define YCRCB_TOCR (RASTER_BASE+0x144) ++#define CURSOR_TOCR (RASTER_BASE+0x148) ++#define VIDEO_TOCRC (RASTER_BASE+0x14C) ++#define SHIFT_TOCR (RASTER_BASE+0x150) ++#define BLINK_TOCR (RASTER_BASE+0x154) ++#define RASTER_TCER (RASTER_BASE+0x180) ++#define SIGVAL (RASTER_BASE+0x200) ++#define SIGCTL (RASTER_BASE+0x204) ++#define VSIGSTRTSTOP (RASTER_BASE+0x208) ++#define HSIGSTRTSTOP (RASTER_BASE+0x20C) ++#define SIGCLR (RASTER_BASE+0x210) ++#define ACRATE (RASTER_BASE+0x214) ++#define LUTCONT (RASTER_BASE+0x218) ++#define VBLANKSTRTSTOP (RASTER_BASE+0x228) ++#define HBLANKSTRTSTOP (RASTER_BASE+0x22C) ++#define LUT (RASTER_BASE+0x400) ++#define CURSORBLINK1 (RASTER_BASE+0x21C) ++#define CURSORBLINK2 (RASTER_BASE+0x220) ++#define CURSORBLINK (RASTER_BASE+0x224) ++#define EOLOFFSET (RASTER_BASE+0x230) ++#define FIFOLEVEL (RASTER_BASE+0x234) ++#define GS_LUT2 (RASTER_BASE+0x280) ++#define GS_LUT3 (RASTER_BASE+0x300) ++#define COLOR_LUT (RASTER_BASE+0x400) ++ ++/* 8004_0000 - 8004_ffff: Graphics */ ++#define GRAPHICS_OFFSET 0x040000 ++#define GRAPHICS_BASE (EP93XX_AHB_VIRT_BASE|GRAPHICS_OFFSET) ++#define SRCPIXELSTRT (GRAPHICS_BASE+0x00) ++#define DESTPIXELSTRT (GRAPHICS_BASE+0x04) ++#define BLKSRCSTRT (GRAPHICS_BASE+0x08) ++#define BLKDSTSTRT (GRAPHICS_BASE+0x0C) ++#define BLKSRCWIDTH (GRAPHICS_BASE+0x10) ++#define SRCLINELENGTH (GRAPHICS_BASE+0x14) ++#define BLKDESTWIDTH (GRAPHICS_BASE+0x18) ++#define BLKDESTHEIGHT (GRAPHICS_BASE+0x1C) ++#define DESTLINELENGTH (GRAPHICS_BASE+0x20) ++#define BLOCKCTRL (GRAPHICS_BASE+0x24) ++#define TRANSPATTRN (GRAPHICS_BASE+0x28) ++#define BLOCKMASK (GRAPHICS_BASE+0x2C) ++#define BACKGROUND (GRAPHICS_BASE+0x30) ++#define LINEINC (GRAPHICS_BASE+0x34) ++#define LINEINIT (GRAPHICS_BASE+0x38) ++#define LINEPATTRN (GRAPHICS_BASE+0x3C) ++ ++#define EP93XX_GRAPHICS_ACCEL_PHYS_BASE (EP93XX_AHB_PHYS_BASE + 0x00040000) ++ ++#ifndef __ASSEMBLY__ ++ ++#define SysconSetLocked(registername,value) \ ++ { \ ++ local_irq_disable(); \ ++ outl( 0xAA, EP93XX_SYSCON_SWLOCK); \ ++ outl( value, registername); \ ++ local_irq_enable(); \ ++ } ++ ++#endif /* Not __ASSEMBLY__ */ ++ + + #endif diff --git a/recipes/linux/linux-2.6.32/ep93xx/ep93xx-snd-ac97.patch b/recipes/linux/linux-2.6.32/ep93xx/ep93xx-snd-ac97.patch new file mode 100644 index 0000000000..226310ec58 --- /dev/null +++ b/recipes/linux/linux-2.6.32/ep93xx/ep93xx-snd-ac97.patch @@ -0,0 +1,3829 @@ +--- + arch/arm/mach-ep93xx/include/mach/hardware.h | 1 + arch/arm/mach-ep93xx/include/mach/regs_ac97.h | 180 + + sound/arm/Kconfig | 17 + sound/arm/Makefile | 3 + sound/arm/ep93xx-ac97.c | 3482 ++++++++++++++++++++++++++ + sound/arm/ep93xx-ac97.h | 89 + 6 files changed, 3772 insertions(+) + +--- linux-2.6.31.orig/arch/arm/mach-ep93xx/include/mach/hardware.h ++++ linux-2.6.31/arch/arm/mach-ep93xx/include/mach/hardware.h +@@ -3,10 +3,11 @@ + */ + #ifndef __ASM_ARCH_HARDWARE_H + #define __ASM_ARCH_HARDWARE_H + + #include "ep93xx-regs.h" ++#include "regs_ac97.h" + + #define pcibios_assign_all_busses() 0 + #include "regs_raster.h" + #include "regs_touch.h" + +--- /dev/null ++++ linux-2.6.31/arch/arm/mach-ep93xx/include/mach/regs_ac97.h +@@ -0,0 +1,180 @@ ++/*============================================================================= ++ * FILE: regs_ac97.h ++ * ++ * DESCRIPTION: Ac'97 Register Definition ++ * ++ * Copyright Cirrus Logic, 2001-2003 ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License as published by ++ * the Free Software Foundation; either version 2 of the License, or ++ * (at your option) any later version. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ * ++ * You should have received a copy of the GNU General Public License ++ * along with this program; if not, write to the Free Software ++ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA ++ *============================================================================= ++ */ ++#ifndef _REGS_AC97_H_ ++#define _REGS_AC97_H_ ++ ++//----------------------------------------------------------------------------- ++// Bit definitionses ++//----------------------------------------------------------------------------- ++#define AC97ISR_RIS 8 ++#define AC97ISR_TIS 4 ++#define AC97ISR_RTIS 2 ++#define AC97ISR_TCIS 1 ++ ++#define AC97RGIS_SLOT1TXCOMPLETE 0x01 ++#define AC97RGIS_SLOT2RXVALID 0x02 ++#define AC97RGIS_GPIOTXCOMPLETE 0x04 ++#define AC97RGIS_GPIOINTRX 0x08 ++#define AC97RGIS_RWIS 0x10 ++#define AC97RGIS_CODECREADY 0x20 ++#define AC97RGIS_SLOT2TXCOMPLETE 0x40 ++ ++#define AC97SR_RXFE 0x0001 ++#define AC97SR_TXFE 0x0002 ++#define AC97SR_RXFF 0x0004 ++#define AC97SR_TXFF 0x0008 ++#define AC97SR_TXBUSY 0x0010 ++#define AC97SR_RXOE 0x0020 ++#define AC97SR_TXUE 0x0040 ++ ++#define AC97GSR_IFE 0x1 ++#define AC97GSR_LOOP 0x2 ++#define AC97GSR_OVERRIDECODECREADY 0x4 ++ ++#define AC97RESET_TIMEDRESET 0x1 ++#define AC97RESET_FORCEDRESET 0x2 ++#define AC97RESET_EFORCER 0x4 ++ ++#define AC97RXCR_REN 0x1 ++ ++#define AC97TXCR_TEN 0x1 ++ ++ ++//**************************************************************************** ++// ++// The Ac97 Codec registers, accessable through the Ac-link. ++// These are not controller registers and are not memory mapped. ++// Includes registers specific to CS4202 (Beavis). ++// ++//**************************************************************************** ++#define AC97_REG_OFFSET_MASK 0x0000007E ++ ++#define AC97_00_RESET 0x00000000 ++#define AC97_02_MASTER_VOL 0x00000002 ++#define AC97_04_HEADPHONE_VOL 0x00000004 ++#define AC97_06_MONO_VOL 0x00000006 ++#define AC97_08_TONE 0x00000008 ++#define AC97_0A_PC_BEEP_VOL 0x0000000A ++#define AC97_0C_PHONE_VOL 0x0000000C ++#define AC97_0E_MIC_VOL 0x0000000E ++#define AC97_10_LINE_IN_VOL 0x00000010 ++#define AC97_12_CD_VOL 0x00000012 ++#define AC97_14_VIDEO_VOL 0x00000014 ++#define AC97_16_AUX_VOL 0x00000016 ++#define AC97_18_PCM_OUT_VOL 0x00000018 ++#define AC97_1A_RECORD_SELECT 0x0000001A ++#define AC97_1C_RECORD_GAIN 0x0000001C ++#define AC97_1E_RESERVED_1E 0x0000001E ++#define AC97_20_GENERAL_PURPOSE 0x00000020 ++#define AC97_22_3D_CONTROL 0x00000022 ++#define AC97_24_MODEM_RATE 0x00000024 ++#define AC97_26_POWERDOWN 0x00000026 ++#define AC97_28_EXT_AUDIO_ID 0x00000028 ++#define AC97_2A_EXT_AUDIO_POWER 0x0000002A ++#define AC97_2C_PCM_FRONT_DAC_RATE 0x0000002C ++#define AC97_2E_PCM_SURR_DAC_RATE 0x0000002E ++#define AC97_30_PCM_LFE_DAC_RATE 0x00000030 ++#define AC97_32_PCM_LR_ADC_RATE 0x00000032 ++#define AC97_34_MIC_ADC_RATE 0x00000034 ++#define AC97_36_6CH_VOL_C_LFE 0x00000036 ++#define AC97_38_6CH_VOL_SURROUND 0x00000038 ++#define AC97_3A_SPDIF_CONTROL 0x0000003A ++#define AC97_3C_EXT_MODEM_ID 0x0000003C ++#define AC97_3E_EXT_MODEM_POWER 0x0000003E ++#define AC97_40_LINE1_CODEC_RATE 0x00000040 ++#define AC97_42_LINE2_CODEC_RATE 0x00000042 ++#define AC97_44_HANDSET_CODEC_RATE 0x00000044 ++#define AC97_46_LINE1_CODEC_LEVEL 0x00000046 ++#define AC97_48_LINE2_CODEC_LEVEL 0x00000048 ++#define AC97_4A_HANDSET_CODEC_LEVEL 0x0000004A ++#define AC97_4C_GPIO_PIN_CONFIG 0x0000004C ++#define AC97_4E_GPIO_PIN_TYPE 0x0000004E ++#define AC97_50_GPIO_PIN_STICKY 0x00000050 ++#define AC97_52_GPIO_PIN_WAKEUP 0x00000052 ++#define AC97_54_GPIO_PIN_STATUS 0x00000054 ++#define AC97_56_RESERVED 0x00000056 ++#define AC97_58_RESERVED 0x00000058 ++#define AC97_5A_CRYSTAL_REV_N_FAB_ID 0x0000005A ++#define AC97_5C_TEST_AND_MISC_CTRL 0x0000005C ++#define AC97_5E_AC_MODE 0x0000005E ++#define AC97_60_MISC_CRYSTAL_CONTROL 0x00000060 ++#define AC97_62_VENDOR_RESERVED 0x00000062 ++#define AC97_64_DAC_SRC_PHASE_INCR 0x00000064 ++#define AC97_66_ADC_SRC_PHASE_INCR 0x00000066 ++#define AC97_68_RESERVED_68 0x00000068 ++#define AC97_6A_SERIAL_PORT_CONTROL 0x0000006A ++#define AC97_6C_VENDOR_RESERVED 0x0000006C ++#define AC97_6E_VENDOR_RESERVED 0x0000006E ++#define AC97_70_BDI_CONFIG 0x00000070 ++#define AC97_72_BDI_WAKEUP 0x00000072 ++#define AC97_74_VENDOR_RESERVED 0x00000074 ++#define AC97_76_CAL_ADDRESS 0x00000076 ++#define AC97_78_CAL_DATA 0x00000078 ++#define AC97_7A_VENDOR_RESERVED 0x0000007A ++#define AC97_7C_VENDOR_ID1 0x0000007C ++#define AC97_7E_VENDOR_ID2 0x0000007E ++ ++ ++#ifndef __ASSEMBLY__ ++ ++// ++// enum type for use with reg AC97_RECORD_SELECT ++// ++typedef enum{ ++ RECORD_MIC = 0x0000, ++ RECORD_CD = 0x0101, ++ RECORD_VIDEO_IN = 0x0202, ++ RECORD_AUX_IN = 0x0303, ++ RECORD_LINE_IN = 0x0404, ++ RECORD_STEREO_MIX = 0x0505, ++ RECORD_MONO_MIX = 0x0606, ++ RECORD_PHONE_IN = 0x0707 ++} Ac97RecordSources; ++ ++#endif /* __ASSEMBLY__ */ ++ ++// ++// Sample rates supported directly in AC97_PCM_FRONT_DAC_RATE and ++// AC97_PCM_LR_ADC_RATE. ++// ++#define Ac97_Fs_8000 0x1f40 ++#define Ac97_Fs_11025 0x2b11 ++#define Ac97_Fs_16000 0x3e80 ++#define Ac97_Fs_22050 0x5622 ++#define Ac97_Fs_32000 0x7d00 ++#define Ac97_Fs_44100 0xac44 ++#define Ac97_Fs_48000 0xbb80 ++ ++// ++// RSIZE and TSIZE in AC97RXCR and AC97TXCR ++// ++#define Ac97_SIZE_20 2 ++#define Ac97_SIZE_18 1 ++#define Ac97_SIZE_16 0 ++#define Ac97_SIZE_12 3 ++ ++//============================================================================= ++//============================================================================= ++ ++ ++#endif /* _REGS_AC97_H_ */ +--- linux-2.6.31.orig/sound/arm/Kconfig ++++ linux-2.6.31/sound/arm/Kconfig +@@ -9,10 +9,27 @@ menuconfig SND_ARM + Drivers that are implemented on ASoC can be found in + "ALSA for SoC audio support" section. + + if SND_ARM + ++config SND_EP93XX_AC97 ++ tristate "AC97 driver for the Cirrus EP93xx chip" ++ depends on ARCH_EP93XX && SND ++ select SND_EP93XX_PCM ++ select SND_AC97_CODEC ++ help ++ Say Y here to use AC'97 audio with a Cirrus Logic EP93xx chip. ++ ++ To compile this driver as a module, choose M here: the module ++ will be called snd-ep93xx-ac97. ++ ++config SND_EP93XX_PCM ++ tristate ++ select SND_PCM ++ help ++ Generic PCM module for EP93xx ++ + config SND_ARMAACI + tristate "ARM PrimeCell PL041 AC Link support" + depends on ARM_AMBA + select SND_PCM + select SND_AC97_CODEC +--- linux-2.6.31.orig/sound/arm/Makefile ++++ linux-2.6.31/sound/arm/Makefile +@@ -3,10 +3,13 @@ + # + + obj-$(CONFIG_SND_ARMAACI) += snd-aaci.o + snd-aaci-objs := aaci.o devdma.o + ++obj-$(CONFIG_SND_EP93XX_AC97) += snd-ep93xx-ac97.o ++snd-ep93xx-ac97-objs := ep93xx-ac97.o ++ + obj-$(CONFIG_SND_PXA2XX_PCM) += snd-pxa2xx-pcm.o + snd-pxa2xx-pcm-objs := pxa2xx-pcm.o + + obj-$(CONFIG_SND_PXA2XX_LIB) += snd-pxa2xx-lib.o + snd-pxa2xx-lib-y := pxa2xx-pcm-lib.o +--- /dev/null ++++ linux-2.6.31/sound/arm/ep93xx-ac97.c +@@ -0,0 +1,3482 @@ ++/* ++ * linux/sound/arm/ep93xx-ac97.c -- ALSA PCM interface for the edb93xx ac97 audio ++ */ ++ ++#include <linux/autoconf.h> ++#include <linux/module.h> ++#include <linux/init.h> ++#include <linux/platform_device.h> ++#include <linux/delay.h> ++#include <linux/soundcard.h> ++ ++#include <sound/driver.h> ++#include <sound/core.h> ++#include <sound/pcm.h> ++#include <sound/pcm_params.h> ++#include <sound/control.h> ++#include <sound/initval.h> ++#include <sound/ac97_codec.h> ++ ++#include <asm/irq.h> ++#include <asm/semaphore.h> ++#include <asm/hardware.h> ++#include <asm/io.h> ++#include <asm/arch/dma.h> ++#include "ep93xx-ac97.h" ++ ++#define DRIVER_VERSION "01/05/2009" ++#define DRIVER_DESC "EP93xx AC97 Audio driver" ++static int ac_link_enabled = 0; ++static int codec_supported_mixers; ++ ++//#define DEBUG 1 ++#ifdef DEBUG ++#define DPRINTK( fmt, arg... ) printk( fmt, ##arg ) ++#else ++#define DPRINTK( fmt, arg... ) ++#endif ++ ++#define WL16 0 ++#define WL24 1 ++ ++#define AUDIO_NAME "ep93xx-ac97" ++#define AUDIO_SAMPLE_RATE_DEFAULT 44100 ++#define AUDIO_DEFAULT_VOLUME 0 ++#define AUDIO_MAX_VOLUME 181 ++#define AUDIO_DEFAULT_DMACHANNELS 3 ++#define PLAYBACK_DEFAULT_DMACHANNELS 3 ++#define CAPTURE_DEFAULT_DMACHANNELS 3 ++ ++#define CHANNEL_FRONT (1<<0) ++#define CHANNEL_REAR (1<<1) ++#define CHANNEL_CENTER_LFE (1<<2) ++ ++static void snd_ep93xx_dma_tx_callback( ep93xx_dma_int_t DMAInt, ++ ep93xx_dma_dev_t device, ++ unsigned int user_data); ++static void snd_ep93xx_dma_rx_callback( ep93xx_dma_int_t DMAInt, ++ ep93xx_dma_dev_t device, ++ unsigned int user_data); ++ ++static const struct snd_pcm_hardware ep93xx_ac97_pcm_hardware = { ++ ++ ++ .info = ( SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_PAUSE ), ++ .formats = ( SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S8 | ++ SNDRV_PCM_FMTBIT_U16_LE | SNDRV_PCM_FMTBIT_S16_LE | ++ SNDRV_PCM_FMTBIT_U16_BE | SNDRV_PCM_FMTBIT_S16_BE | ++ SNDRV_PCM_FMTBIT_U32_LE | SNDRV_PCM_FMTBIT_S32_LE | ++ SNDRV_PCM_FMTBIT_U32_BE | SNDRV_PCM_FMTBIT_S32_BE ), ++ .rates = ( SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 | ++ SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 | ++ SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | ++ SNDRV_PCM_RATE_48000 ), ++ .rate_min = 8000, ++ .rate_max = 48000, ++ .channels_min = 1,/*2,*/ ++ .channels_max = 2, ++ ++ .period_bytes_min = 1 * 1024, ++ .period_bytes_max = 32 * 1024, ++ .periods_min = 1, ++ .periods_max = 32, ++ .buffer_bytes_max = 32 * 1024, ++ .fifo_size = 0, ++}; ++ ++static audio_stream_t output_stream; ++static audio_stream_t input_stream; ++ ++static audio_state_t audio_state = ++{ ++ .output_stream =&output_stream, ++ .output_dma[0] =DMATx_AAC1, ++ .output_id[0] ="Ac97 out", ++ ++ .input_stream =&input_stream, ++ .input_dma[0] =DMARx_AAC1, ++ .input_id[0] ="Ac97 in", ++ ++ .sem = __SEMAPHORE_INIT(audio_state.sem,1), ++ .codec_set_by_playback = 0, ++ .codec_set_by_capture = 0, ++ .DAC_bit_width =16, ++ .bCompactMode =0, ++}; ++ ++ ++ ++/* ++ * peek ++ * ++ * Reads an AC97 codec register. Returns -1 if there was an error. ++ */ ++static int peek(unsigned int uiAddress) ++{ ++ unsigned int uiAC97RGIS; ++ ++ if( !ac_link_enabled ) ++ { ++ printk("ep93xx ac97 peek: attempt to peek before enabling ac-link.\n"); ++ return -1; ++ } ++ ++ /* ++ * Check to make sure that the address is aligned on a word boundary ++ * and is 7E or less. ++ */ ++ if( ((uiAddress & 0x1)!=0) || (uiAddress > 0x007e)) ++ { ++ return -1; ++ } ++ ++ /* ++ * How it is supposed to work is: ++ * - The ac97 controller sends out a read addr in slot 1. ++ * - In the next frame, the codec will echo that address back in slot 1 ++ * and send the data in slot 2. SLOT2RXVALID will be set to 1. ++ * ++ * Read until SLOT2RXVALID goes to 1. Reading the data in AC97S2DATA ++ * clears SLOT2RXVALID. ++ */ ++ ++ /* ++ * First, delay one frame in case of back to back peeks/pokes. ++ */ ++ mdelay( 1 ); ++ ++ /* ++ * Write the address to AC97S1DATA, delay 1 frame, read the flags. ++ */ ++ outl( uiAddress, AC97S1DATA); ++ udelay( 21 * 4 ); ++ uiAC97RGIS = inl( AC97RGIS ); ++ ++ /* ++ * Return error if we timed out. ++ */ ++ if( ((uiAC97RGIS & AC97RGIS_SLOT1TXCOMPLETE) == 0 ) && ++ ((uiAC97RGIS & AC97RGIS_SLOT2RXVALID) == 0 ) ) ++ { ++ printk( "ep93xx-ac97 - peek failed reading reg 0x%02x.\n", uiAddress ); ++ return -1; ++ } ++ ++ return ( inl(AC97S2DATA) & 0x000fffff); ++} ++ ++/* ++ * poke ++ * ++ * Writes an AC97 codec Register. Return -1 if error. ++ */ ++static int poke(unsigned int uiAddress, unsigned int uiValue) ++{ ++ unsigned int uiAC97RGIS; ++ ++ if( !ac_link_enabled ) ++ { ++ printk("ep93xx ac97 poke: attempt to poke before enabling ac-link.\n"); ++ return -1; ++ } ++ ++ /* ++ * Check to make sure that the address is align on a word boundary and ++ * is 7E or less. And that the value is a 16 bit value. ++ */ ++ if( ((uiAddress & 0x1)!=0) || (uiAddress > 0x007e)) ++ { ++ printk("ep93xx ac97 poke: address error.\n"); ++ return -1; ++ } ++ ++ /*stop the audio loop from the input to the output directly*/ ++ ++ if((uiAddress==AC97_0E_MIC_VOL)||(uiAddress==AC97_10_LINE_IN_VOL)) ++ { ++ uiValue = (uiValue | 0x8000); ++ ++ } ++ ++ /* ++ * First, delay one frame in case of back to back peeks/pokes. ++ */ ++ mdelay( 1 ); ++ ++ /* ++ * Write the data to AC97S2DATA, then the address to AC97S1DATA. ++ */ ++ outl( uiValue, AC97S2DATA ); ++ outl( uiAddress, AC97S1DATA ); ++ ++ /* ++ * Wait for the tx to complete, get status. ++ */ ++ udelay( 30 );/*21*/ ++ uiAC97RGIS = inl(AC97RGIS); ++ ++ /* ++ * Return error if we timed out. ++ */ ++ if( !(inl(AC97RGIS) & AC97RGIS_SLOT1TXCOMPLETE) ) ++ { ++ printk( "ep93xx-ac97: poke failed writing reg 0x%02x value 0x%02x.\n", uiAddress, uiValue ); ++ return -1; ++ } ++ ++ return 0; ++} ++ ++ ++/* ++ * When we get to the multichannel case the pre-fill and enable code ++ * will go to the dma driver's start routine. ++ */ ++static void ep93xx_audio_enable( int input_or_output_stream ) ++{ ++ unsigned int uiTemp; ++ ++ DPRINTK("ep93xx_audio_enable :%x\n",input_or_output_stream); ++ ++ /* ++ * Enable the rx or tx channel depending on the value of ++ * input_or_output_stream ++ */ ++ if( input_or_output_stream ) ++ { ++ uiTemp = inl(AC97TXCR1); ++ outl( (uiTemp | AC97TXCR_TEN), AC97TXCR1 ); ++ } ++ else ++ { ++ uiTemp = inl(AC97RXCR1); ++ outl( (uiTemp | AC97RXCR_REN), AC97RXCR1 ); ++ } ++ ++ ++ //DDEBUG("ep93xx_audio_enable - EXIT\n"); ++} ++ ++static void ep93xx_audio_disable( int input_or_output_stream ) ++{ ++ unsigned int uiTemp; ++ ++ DPRINTK("ep93xx_audio_disable\n"); ++ ++ /* ++ * Disable the rx or tx channel depending on the value of ++ * input_or_output_stream ++ */ ++ if( input_or_output_stream ) ++ { ++ uiTemp = inl(AC97TXCR1); ++ outl( (uiTemp & ~AC97TXCR_TEN), AC97TXCR1 ); ++ } ++ else ++ { ++ uiTemp = inl(AC97RXCR1); ++ outl( (uiTemp & ~AC97RXCR_REN), AC97RXCR1 ); ++ } ++ ++ //DDEBUG("ep93xx_audio_disable - EXIT\n"); ++} ++ ++ ++ ++/*=======================================================================================*/ ++/* ++ * ep93xx_setup_src ++ * ++ * Once the ac-link is up and all is good, we want to set the codec to a ++ * usable mode. ++ */ ++static void ep93xx_setup_src(void) ++{ ++ int iTemp; ++ ++ /* ++ * Set the VRA bit to enable the SRC. ++ */ ++ iTemp = peek( AC97_2A_EXT_AUDIO_POWER ); ++ poke( AC97_2A_EXT_AUDIO_POWER, (iTemp | 0x1) ); ++ ++ /* ++ * Set the DSRC/ASRC bits to enable the variable rate SRC. ++ */ ++ iTemp = peek( AC97_60_MISC_CRYSTAL_CONTROL ); ++ poke( AC97_60_MISC_CRYSTAL_CONTROL, (iTemp | 0x0300) ); ++} ++ ++/* ++ * ep93xx_set_samplerate ++ * ++ * lFrequency - Sample Rate in Hz ++ * bCapture - 0 to set Tx sample rate; 1 to set Rx sample rate ++ */ ++static void ep93xx_set_samplerate( long lSampleRate, int bCapture ) ++{ ++ unsigned short usDivider, usPhase; ++ ++ DPRINTK( "ep93xx_set_samplerate - Fs = %d\n", (int)lSampleRate ); ++ ++ if( (lSampleRate < 7200) || (lSampleRate > 48000) ) ++ { ++ printk( "ep93xx_set_samplerate - invalid Fs = %d\n", ++ (int)lSampleRate ); ++ return; ++ } ++ ++ /* ++ * Calculate divider and phase increment. ++ * ++ * divider = round( 0x1770000 / lSampleRate ) ++ * Note that usually rounding is done by adding 0.5 to a floating ++ * value and then truncating. To do this without using floating ++ * point, I multiply the fraction by two, do the division, then add one, ++ * then divide the whole by 2 and then truncate. ++ * Same effect, no floating point math. ++ * ++ * Ph incr = trunc( (0x1000000 / usDivider) + 1 ) ++ */ ++ ++ usDivider = (unsigned short)( ((2 * 0x1770000 / lSampleRate) + 1) / 2 ); ++ ++ usPhase = (0x1000000 / usDivider) + 1; ++ ++ /* ++ * Write them in the registers. Spec says divider must be ++ * written after phase incr. ++ */ ++ if(!bCapture) ++ { ++ poke( AC97_2C_PCM_FRONT_DAC_RATE, usDivider); ++ poke( AC97_64_DAC_SRC_PHASE_INCR, usPhase); ++ } ++ else ++ { ++ ++ poke( AC97_32_PCM_LR_ADC_RATE, usDivider); ++ poke( AC97_66_ADC_SRC_PHASE_INCR, usPhase); ++ } ++ ++ DPRINTK( "ep93xx_set_samplerate - phase = %d, divider = %d\n", ++ (unsigned int)usPhase, (unsigned int)usDivider ); ++ ++ /* ++ * We sorta should report the actual samplerate back to the calling ++ * application. But some applications freak out if they don't get ++ * exactly what they asked for. So we fudge and tell them what ++ * they want to hear. ++ */ ++ //audio_samplerate = lSampleRate; ++ ++ DPRINTK( "ep93xx_set_samplerate - EXIT\n" ); ++} ++ ++/* ++ * ep93xx_set_hw_format ++ * ++ * Sets up whether the controller is expecting 20 bit data in 32 bit words ++ * or 16 bit data compacted to have a stereo sample in each 32 bit word. ++ */ ++static void ep93xx_set_hw_format( long format,long channel ) ++{ ++ int bCompactMode; ++ ++ switch( format ) ++ { ++ /* ++ * Here's all the <=16 bit formats. We can squeeze both L and R ++ * into one 32 bit sample so use compact mode. ++ */ ++ case SNDRV_PCM_FORMAT_U8: ++ case SNDRV_PCM_FORMAT_S8: ++ case SNDRV_PCM_FORMAT_S16_LE: ++ case SNDRV_PCM_FORMAT_U16_LE: ++ bCompactMode = 1; ++ break; ++ ++ /* ++ * Add any other >16 bit formats here... ++ */ ++ case SNDRV_PCM_FORMAT_S32_LE: ++ default: ++ bCompactMode = 0; ++ break; ++ } ++ ++ if( bCompactMode ) ++ { ++ DPRINTK("ep93xx_set_hw_format - Setting serial mode to 16 bit compact.\n"); ++ ++ /* ++ * Turn on Compact Mode so we can fit each stereo sample into ++ * a 32 bit word. Twice as efficent for DMA and FIFOs. ++ */ ++ if(channel==2){ ++ outl( 0x00008018, AC97RXCR1 ); ++ outl( 0x00008018, AC97TXCR1 ); ++ } ++ else { ++ outl( 0x00008018, AC97RXCR1 ); ++ outl( 0x00008018, AC97TXCR1 ); ++ } ++ ++ ++ audio_state.DAC_bit_width = 16; ++ audio_state.bCompactMode = 1; ++ } ++ else ++ { ++ DPRINTK("ep93xx_set_hw_format - Setting serial mode to 20 bit non-CM.\n"); ++ ++ /* ++ * Turn off Compact Mode so we can do > 16 bits per channel ++ */ ++ if(channel==2){ ++ outl( 0x00004018, AC97RXCR1 ); ++ outl( 0x00004018, AC97TXCR1 ); ++ } ++ else{ ++ outl( 0x00004018, AC97RXCR1 ); ++ outl( 0x00004018, AC97TXCR1 ); ++ } ++ ++ audio_state.DAC_bit_width = 20; ++ audio_state.bCompactMode = 0; ++ } ++ ++} ++ ++/* ++ * ep93xx_stop_loop ++ * ++ * Once the ac-link is up and all is good, we want to set the codec to a ++ * usable mode. ++ */ ++static void ep93xx_stop_loop(void) ++{ ++ int iTemp; ++ ++ /* ++ * Set the AC97_0E_MIC_VOL MUTE bit to enable the LOOP. ++ */ ++ iTemp = peek( AC97_0E_MIC_VOL ); ++ poke( AC97_0E_MIC_VOL, (iTemp | 0x8000) ); ++ ++ /* ++ * Set the AC97_10_LINE_IN_VOL MUTE bit to enable the LOOP. ++ */ ++ iTemp = peek( AC97_10_LINE_IN_VOL ); ++ poke( AC97_10_LINE_IN_VOL, (iTemp | 0x8000) ); ++} ++ ++/* ++ * ep93xx_init_ac97_controller ++ * ++ * This routine sets up the Ac'97 Controller. ++ */ ++static void ep93xx_init_ac97_controller(void) ++{ ++ unsigned int uiDEVCFG, uiTemp; ++ ++ DPRINTK("ep93xx_init_ac97_controller - enter\n"); ++ ++ /* ++ * Configure the multiplexed Ac'97 pins to be Ac97 not I2s. ++ * Configure the EGPIO4 and EGPIO6 to be GPIOS, not to be ++ * SDOUT's for the second and third I2S controller channels. ++ */ ++ uiDEVCFG = inl(EP93XX_SYSCON_DEVICE_CONFIG); ++ ++ uiDEVCFG &= ~(EP93XX_SYSCON_DEVCFG_CONFIG_I2SONAC97 | ++ EP93XX_SYSCON_DEVCFG_A1onG | ++ EP93XX_SYSCON_DEVCFG_A2onG); ++ ++ SysconSetLocked(EP93XX_SYSCON_DEVICE_CONFIG, uiDEVCFG); ++ ++ /* ++ * Disable the AC97 controller internal loopback. ++ * Disable Override codec ready. ++ */ ++ outl( 0, AC97GCR ); ++ ++ /* ++ * Enable the AC97 Link. ++ */ ++ uiTemp = inl(AC97GCR); ++ outl( (uiTemp | AC97GSR_IFE), AC97GCR ); ++ ++ /* ++ * Set the TIMEDRESET bit. Will cause a > 1uSec reset of the ac-link. ++ * This bit is self resetting. ++ */ ++ outl( AC97RESET_TIMEDRESET, AC97RESET ); ++ ++ /* ++ * Delay briefly, but let's not hog the processor. ++ */ ++ set_current_state(TASK_INTERRUPTIBLE); ++ schedule_timeout( 5 ); /* 50 mSec */ ++ ++ /* ++ * Read the AC97 status register to see if we've seen a CODECREADY ++ * signal from the AC97 codec. ++ */ ++ if( !(inl(AC97RGIS) & AC97RGIS_CODECREADY)) ++ { ++ printk( "ep93xx-ac97 - FAIL: CODECREADY still low!\n"); ++ return; ++ } ++ ++ /* ++ * Delay for a second, not hogging the processor ++ */ ++ set_current_state(TASK_INTERRUPTIBLE); ++ schedule_timeout( HZ ); /* 1 Sec */ ++ ++ /* ++ * Now the Ac-link is up. We can read and write codec registers. ++ */ ++ ac_link_enabled = 1; ++ ++ /* ++ * Set up the rx and tx channels ++ * Set the CM bit, data size=16 bits, enable tx slots 3 & 4. ++ */ ++ ep93xx_set_hw_format( EP93XX_DEFAULT_FORMAT,EP93XX_DEFAULT_NUM_CHANNELS ); ++ ++ DPRINTK( "ep93xx-ac97 -- AC97RXCR1: %08x\n", inl(AC97RXCR1) ); ++ DPRINTK( "ep93xx-ac97 -- AC97TXCR1: %08x\n", inl(AC97TXCR1) ); ++ ++ DPRINTK("ep93xx_init_ac97_controller - EXIT - success\n"); ++ ++} ++ ++#ifdef alsa_ac97_debug ++static void ep93xx_dump_ac97_regs(void) ++{ ++ int i; ++ unsigned int reg0, reg1, reg2, reg3, reg4, reg5, reg6, reg7; ++ ++ DPRINTK( "---------------------------------------------\n"); ++ DPRINTK( " : 0 2 4 6 8 A C E\n" ); ++ ++ for( i=0 ; i < 0x80 ; i+=0x10 ) ++ { ++ reg0 = 0xffff & (unsigned int)peek( i ); ++ reg1 = 0xffff & (unsigned int)peek( i + 0x2 ); ++ reg2 = 0xffff & (unsigned int)peek( i + 0x4 ); ++ reg3 = 0xffff & (unsigned int)peek( i + 0x6 ); ++ reg4 = 0xffff & (unsigned int)peek( i + 0x8 ); ++ reg5 = 0xffff & (unsigned int)peek( i + 0xa ); ++ reg6 = 0xffff & (unsigned int)peek( i + 0xc ); ++ reg7 = 0xffff & (unsigned int)peek( i + 0xe ); ++ ++ DPRINTK( " %02x : %04x %04x %04x %04x %04x %04x %04x %04x\n", ++ i, reg0, reg1, reg2, reg3, reg4, reg5, reg6, reg7); ++ } ++ ++ DPRINTK( "---------------------------------------------\n"); ++} ++#endif ++ ++ ++#define supported_mixer(FOO) \ ++ ( (FOO >= 0) && \ ++ (FOO < SOUND_MIXER_NRDEVICES) && \ ++ codec_supported_mixers & (1<<FOO) ) ++ ++/* ++ * Available record sources. ++ * LINE1 refers to AUX in. ++ * IGAIN refers to input gain which means stereo mix. ++ */ ++#define AC97_RECORD_MASK \ ++ (SOUND_MASK_MIC | SOUND_MASK_CD | SOUND_MASK_IGAIN | SOUND_MASK_VIDEO |\ ++ SOUND_MASK_LINE1 | SOUND_MASK_LINE | SOUND_MASK_PHONEIN) ++ ++#define AC97_STEREO_MASK \ ++ (SOUND_MASK_VOLUME | SOUND_MASK_PCM | SOUND_MASK_LINE | SOUND_MASK_CD | \ ++ SOUND_MASK_ALTPCM | SOUND_MASK_IGAIN | SOUND_MASK_LINE1 | SOUND_MASK_VIDEO) ++ ++#define AC97_SUPPORTED_MASK \ ++ (AC97_STEREO_MASK | SOUND_MASK_BASS | SOUND_MASK_TREBLE | \ ++ SOUND_MASK_SPEAKER | SOUND_MASK_MIC | \ ++ SOUND_MASK_PHONEIN | SOUND_MASK_PHONEOUT) ++ ++ ++ ++ ++/* this table has default mixer values for all OSS mixers. */ ++typedef struct { ++ int mixer; ++ unsigned int value; ++} mixer_defaults_t; ++ ++/* ++ * Default mixer settings that are set up during boot. ++ * ++ * These values are 16 bit numbers in which the upper byte is right volume ++ * and the lower byte is left volume or mono volume for mono controls. ++ * ++ * OSS Range for each of left and right volumes is 0 to 100 (0x00 to 0x64). ++ * ++ */ ++static mixer_defaults_t mixer_defaults[SOUND_MIXER_NRDEVICES] = ++{ ++ /* Outputs */ ++ {SOUND_MIXER_VOLUME, 0x6464}, /* 0 dB */ /* -46.5dB to 0 dB */ ++ {SOUND_MIXER_ALTPCM, 0x6464}, /* 0 dB */ /* -46.5dB to 0 dB */ ++ {SOUND_MIXER_PHONEOUT, 0x6464}, /* 0 dB */ /* -46.5dB to 0 dB */ ++ ++ /* PCM playback gain */ ++ {SOUND_MIXER_PCM, 0x4b4b}, /* 0 dB */ /* -34.5dB to +12dB */ ++ ++ /* Record gain */ ++ {SOUND_MIXER_IGAIN, 0x0000}, /* 0 dB */ /* -34.5dB to +12dB */ ++ ++ /* Inputs */ ++ {SOUND_MIXER_MIC, 0x0000}, /* mute */ /* -34.5dB to +12dB */ ++ {SOUND_MIXER_LINE, 0x4b4b}, /* 0 dB */ /* -34.5dB to +12dB */ ++ ++ /* Inputs that are not connected. */ ++ {SOUND_MIXER_SPEAKER, 0x0000}, /* mute */ /* -45dB to 0dB */ ++ {SOUND_MIXER_PHONEIN, 0x0000}, /* mute */ /* -34.5dB to +12dB */ ++ {SOUND_MIXER_CD, 0x0000}, /* mute */ /* -34.5dB to +12dB */ ++ {SOUND_MIXER_VIDEO, 0x0000}, /* mute */ /* -34.5dB to +12dB */ ++ {SOUND_MIXER_LINE1, 0x0000}, /* mute */ /* -34.5dB to +12dB */ ++ ++ {-1,0} /* last entry */ ++}; ++ ++/* table to scale scale from OSS mixer value to AC97 mixer register value */ ++typedef struct { ++ unsigned int offset; ++ int scale; ++} ac97_mixer_hw_t; ++ ++static ac97_mixer_hw_t ac97_hw[SOUND_MIXER_NRDEVICES] = ++{ ++ [SOUND_MIXER_VOLUME] = {AC97_02_MASTER_VOL, 64}, ++ [SOUND_MIXER_BASS] = {0, 0}, ++ [SOUND_MIXER_TREBLE] = {0, 0}, ++ [SOUND_MIXER_SYNTH] = {0, 0}, ++ [SOUND_MIXER_PCM] = {AC97_18_PCM_OUT_VOL, 32}, ++ [SOUND_MIXER_SPEAKER] = {AC97_0A_PC_BEEP_VOL, 32}, ++ [SOUND_MIXER_LINE] = {AC97_10_LINE_IN_VOL, 32}, ++ [SOUND_MIXER_MIC] = {AC97_0E_MIC_VOL, 32}, ++ [SOUND_MIXER_CD] = {AC97_12_CD_VOL, 32}, ++ [SOUND_MIXER_IMIX] = {0, 0}, ++ [SOUND_MIXER_ALTPCM] = {AC97_04_HEADPHONE_VOL, 64}, ++ [SOUND_MIXER_RECLEV] = {0, 0}, ++ [SOUND_MIXER_IGAIN] = {AC97_1C_RECORD_GAIN, 16}, ++ [SOUND_MIXER_OGAIN] = {0, 0}, ++ [SOUND_MIXER_LINE1] = {AC97_16_AUX_VOL, 32}, ++ [SOUND_MIXER_LINE2] = {0, 0}, ++ [SOUND_MIXER_LINE3] = {0, 0}, ++ [SOUND_MIXER_DIGITAL1] = {0, 0}, ++ [SOUND_MIXER_DIGITAL2] = {0, 0}, ++ [SOUND_MIXER_DIGITAL3] = {0, 0}, ++ [SOUND_MIXER_PHONEIN] = {AC97_0C_PHONE_VOL, 32}, ++ [SOUND_MIXER_PHONEOUT] = {AC97_06_MONO_VOL, 64}, ++ [SOUND_MIXER_VIDEO] = {AC97_14_VIDEO_VOL, 32}, ++ [SOUND_MIXER_RADIO] = {0, 0}, ++ [SOUND_MIXER_MONITOR] = {0, 0}, ++}; ++ ++ ++/* the following tables allow us to go from OSS <-> ac97 quickly. */ ++enum ac97_recsettings ++{ ++ AC97_REC_MIC=0, ++ AC97_REC_CD, ++ AC97_REC_VIDEO, ++ AC97_REC_AUX, ++ AC97_REC_LINE, ++ AC97_REC_STEREO, /* combination of all enabled outputs.. */ ++ AC97_REC_MONO, /*.. or the mono equivalent */ ++ AC97_REC_PHONE ++}; ++ ++static const unsigned int ac97_rm2oss[] = ++{ ++ [AC97_REC_MIC] = SOUND_MIXER_MIC, ++ [AC97_REC_CD] = SOUND_MIXER_CD, ++ [AC97_REC_VIDEO] = SOUND_MIXER_VIDEO, ++ [AC97_REC_AUX] = SOUND_MIXER_LINE1, ++ [AC97_REC_LINE] = SOUND_MIXER_LINE, ++ [AC97_REC_STEREO]= SOUND_MIXER_IGAIN, ++ [AC97_REC_PHONE] = SOUND_MIXER_PHONEIN ++}; ++ ++/* indexed by bit position */ ++static const unsigned int ac97_oss_rm[] = ++{ ++ [SOUND_MIXER_MIC] = AC97_REC_MIC, ++ [SOUND_MIXER_CD] = AC97_REC_CD, ++ [SOUND_MIXER_VIDEO] = AC97_REC_VIDEO, ++ [SOUND_MIXER_LINE1] = AC97_REC_AUX, ++ [SOUND_MIXER_LINE] = AC97_REC_LINE, ++ [SOUND_MIXER_IGAIN] = AC97_REC_STEREO, ++ [SOUND_MIXER_PHONEIN] = AC97_REC_PHONE ++}; ++ ++ ++/* ++ * ep93xx_write_mixer ++ * ++ */ ++static void ep93xx_write_mixer ++( ++ int oss_channel, ++ unsigned int left, ++ unsigned int right ++) ++{ ++ u16 val = 0; ++ ac97_mixer_hw_t * mh = &ac97_hw[oss_channel]; ++ ++ DPRINTK("ac97_codec: wrote OSS %2d (ac97 0x%02x), " ++ "l:%2d, r:%2d:", ++ oss_channel, mh->offset, left, right); ++ ++ if( !mh->scale ) ++ { ++ printk( "ep93xx-ac97.c: ep93xx_write_mixer - not a valid OSS channel\n"); ++ return; ++ } ++ ++ if( AC97_STEREO_MASK & (1 << oss_channel) ) ++ { ++ /* stereo mixers */ ++ if (left == 0 && right == 0) ++ { ++ val = 0x8000; ++ } ++ else ++ { ++ if (oss_channel == SOUND_MIXER_IGAIN) ++ { ++ right = (right * mh->scale) / 100; ++ left = (left * mh->scale) / 100; ++ if (right >= mh->scale) ++ right = mh->scale-1; ++ if (left >= mh->scale) ++ left = mh->scale-1; ++ } ++ else ++ { ++ right = ((100 - right) * mh->scale) / 100; ++ left = ((100 - left) * mh->scale) / 100; ++ if (right >= mh->scale) ++ right = mh->scale-1; ++ if (left >= mh->scale) ++ left = mh->scale-1; ++ } ++ val = (left << 8) | right; ++ } ++ } ++ else if(left == 0) ++ { ++ val = 0x8000; ++ } ++ else if( (oss_channel == SOUND_MIXER_SPEAKER) || ++ (oss_channel == SOUND_MIXER_PHONEIN) || ++ (oss_channel == SOUND_MIXER_PHONEOUT) ) ++ { ++ left = ((100 - left) * mh->scale) / 100; ++ if (left >= mh->scale) ++ left = mh->scale-1; ++ val = left; ++ } ++ else if (oss_channel == SOUND_MIXER_MIC) ++ { ++ val = peek( mh->offset) & ~0x801f; ++ left = ((100 - left) * mh->scale) / 100; ++ if (left >= mh->scale) ++ left = mh->scale-1; ++ val |= left; ++ } ++ /* ++ * For bass and treble, the low bit is optional. Masking it ++ * lets us avoid the 0xf 'bypass'. ++ * Do a read, modify, write as we have two contols in one reg. ++ */ ++ else if (oss_channel == SOUND_MIXER_BASS) ++ { ++ val = peek( mh->offset) & ~0x0f00; ++ left = ((100 - left) * mh->scale) / 100; ++ if (left >= mh->scale) ++ left = mh->scale-1; ++ val |= (left << 8) & 0x0e00; ++ } ++ else if (oss_channel == SOUND_MIXER_TREBLE) ++ { ++ val = peek( mh->offset) & ~0x000f; ++ left = ((100 - left) * mh->scale) / 100; ++ if (left >= mh->scale) ++ left = mh->scale-1; ++ val |= left & 0x000e; ++ } ++ ++ DPRINTK(" 0x%04x", val); ++ ++ poke( mh->offset, val ); ++ ++#ifdef alsa_ac97_debug ++ val = peek( mh->offset ); ++ DEBUG(" -> 0x%04x\n", val); ++#endif ++ ++} ++ ++/* a thin wrapper for write_mixer */ ++static void ep93xx_set_mixer ++( ++ unsigned int oss_mixer, ++ unsigned int val ++) ++{ ++ unsigned int left,right; ++ ++ /* cleanse input a little */ ++ right = ((val >> 8) & 0xff) ; ++ left = (val & 0xff) ; ++ ++ if (right > 100) right = 100; ++ if (left > 100) left = 100; ++ ++ /*mixer_state[oss_mixer] = (right << 8) | left;*/ ++ ep93xx_write_mixer( oss_mixer, left, right); ++} ++ ++static void ep93xx_init_mixer(void) ++{ ++ u16 cap; ++ int i; ++ ++ /* mixer masks */ ++ codec_supported_mixers = AC97_SUPPORTED_MASK; ++ ++ cap = peek( AC97_00_RESET ); ++ if( !(cap & 0x04) ) ++ { ++ codec_supported_mixers &= ~(SOUND_MASK_BASS|SOUND_MASK_TREBLE); ++ } ++ if( !(cap & 0x10) ) ++ { ++ codec_supported_mixers &= ~SOUND_MASK_ALTPCM; ++ } ++ ++ /* ++ * Detect bit resolution of output volume controls by writing to the ++ * 6th bit (not unmuting yet) ++ */ ++ poke( AC97_02_MASTER_VOL, 0xa020 ); ++ if( peek( AC97_02_MASTER_VOL) != 0xa020 ) ++ { ++ ac97_hw[SOUND_MIXER_VOLUME].scale = 32; ++ } ++ ++ poke( AC97_04_HEADPHONE_VOL, 0xa020 ); ++ if( peek( AC97_04_HEADPHONE_VOL) != 0xa020 ) ++ { ++ ac97_hw[AC97_04_HEADPHONE_VOL].scale = 32; ++ } ++ ++ poke( AC97_06_MONO_VOL, 0x8020 ); ++ if( peek( AC97_06_MONO_VOL) != 0x8020 ) ++ { ++ ac97_hw[AC97_06_MONO_VOL].scale = 32; ++ } ++ ++ /* initialize mixer channel volumes */ ++ for( i = 0; ++ (i < SOUND_MIXER_NRDEVICES) && (mixer_defaults[i].mixer != -1) ; ++ i++ ) ++ { ++ if( !supported_mixer( mixer_defaults[i].mixer) ) ++ { ++ continue; ++ } ++ ++ ep93xx_set_mixer( mixer_defaults[i].mixer, mixer_defaults[i].value); ++ } ++ ++} ++ ++static int ep93xx_set_recsource( int mask ) ++{ ++ unsigned int val; ++ ++ /* Arg contains a bit for each recording source */ ++ if( mask == 0 ) ++ { ++ return 0; ++ } ++ ++ mask &= AC97_RECORD_MASK; ++ ++ if( mask == 0 ) ++ { ++ return -EINVAL; ++ } ++ ++ /* ++ * May have more than one bit set. So clear out currently selected ++ * record source value first (AC97 supports only 1 input) ++ */ ++ val = (1 << ac97_rm2oss[peek( AC97_1A_RECORD_SELECT ) & 0x07]); ++ if (mask != val) ++ mask &= ~val; ++ ++ val = ffs(mask); ++ val = ac97_oss_rm[val-1]; ++ val |= val << 8; /* set both channels */ ++ ++ /* ++ * ++ */ ++ val = peek( AC97_1A_RECORD_SELECT ) & 0x0707; ++ if ((val&0x0404)!=0) ++ val=0x0404; ++ else if((val&0x0000)!=0) ++ val=0x0101; ++ ++ ++ DPRINTK("ac97_codec: setting ac97 recmask to 0x%04x\n", val); ++ ++ poke( AC97_1A_RECORD_SELECT, val); ++ ++ return 0; ++} ++ ++/* ++ * ep93xx_init_ac97_codec ++ * ++ * Program up the external Ac97 codec. ++ * ++ */ ++static void ep93xx_init_ac97_codec( void ) ++{ ++ DPRINTK("ep93xx_init_ac97_codec - enter\n"); ++ ++ ep93xx_setup_src(); ++ ep93xx_set_samplerate( AUDIO_SAMPLE_RATE_DEFAULT, 0 ); ++ ep93xx_set_samplerate( AUDIO_SAMPLE_RATE_DEFAULT, 1 ); ++ ep93xx_init_mixer(); ++ ++ DPRINTK("ep93xx_init_ac97_codec - EXIT\n"); ++ ++} ++ ++ ++/* ++ * ep93xx_audio_init ++ * Audio interface ++ */ ++static void ep93xx_audio_init(void) ++{ ++ DPRINTK("ep93xx_audio_init - enter\n"); ++ /* ++ * Init the controller, enable the ac-link. ++ * Initialize the codec. ++ */ ++ ep93xx_init_ac97_controller(); ++ ep93xx_init_ac97_codec(); ++ /*stop the audio loop from the input to the output directly*/ ++ ep93xx_stop_loop(); ++ ++#ifdef alsa_ac97_debug ++ ep93xx_dump_ac97_regs(); ++#endif ++ DPRINTK("ep93xx_audio_init - EXIT\n"); ++} ++ ++/*====================================================================================*/ ++ ++ ++static void print_audio_format( long format ) ++{ ++ switch( format ){ ++ case SNDRV_PCM_FORMAT_S8: ++ DPRINTK( "AFMT_S8\n" ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_U8: ++ DPRINTK( "AFMT_U8\n" ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_S16_LE: ++ DPRINTK( "AFMT_S16_LE\n" ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_S16_BE: ++ DPRINTK( "AFMT_S16_BE\n" ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_U16_LE: ++ DPRINTK( "AFMT_U16_LE\n" ); ++ break; ++ case SNDRV_PCM_FORMAT_U16_BE: ++ DPRINTK( "AFMT_U16_BE\n" ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_S24_LE: ++ DPRINTK( "AFMT_S24_LE\n" ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_S24_BE: ++ DPRINTK( "AFMT_S24_BE\n" ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_U24_LE: ++ DPRINTK( "AFMT_U24_LE\n" ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_U24_BE: ++ DPRINTK( "AFMT_U24_BE\n" ); ++ break; ++ case SNDRV_PCM_FORMAT_S32_LE: ++ DPRINTK( "AFMT_S24_LE\n" ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_S32_BE: ++ DPRINTK( "AFMT_S24_BE\n" ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_U32_LE: ++ DPRINTK( "AFMT_U24_LE\n" ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_U32_BE: ++ DPRINTK( "AFMT_U24_BE\n" ); ++ break; ++ default: ++ DPRINTK( "ep93xx_i2s_Unsupported Audio Format\n" ); ++ break; ++ } ++} ++ ++static void audio_set_format( audio_stream_t * s, long val ) ++{ ++ DPRINTK( "ep93xx_i2s_audio_set_format enter. Format requested (%d) %d ", ++ (int)val,SNDRV_PCM_FORMAT_S16_LE); ++ print_audio_format( val ); ++ ++ switch( val ){ ++ case SNDRV_PCM_FORMAT_S8: ++ s->audio_format = SNDRV_PCM_FORMAT_S8; ++ s->audio_stream_bitwidth = 8; ++ break; ++ ++ case SNDRV_PCM_FORMAT_U8: ++ s->audio_format = SNDRV_PCM_FORMAT_U8; ++ s->audio_stream_bitwidth = 8; ++ break; ++ ++ case SNDRV_PCM_FORMAT_S16_LE: ++ case SNDRV_PCM_FORMAT_S16_BE: ++ s->audio_format = SNDRV_PCM_FORMAT_S16_LE; ++ s->audio_stream_bitwidth = 16; ++ break; ++ ++ case SNDRV_PCM_FORMAT_U16_LE: ++ case SNDRV_PCM_FORMAT_U16_BE: ++ s->audio_format = SNDRV_PCM_FORMAT_U16_LE; ++ s->audio_stream_bitwidth = 16; ++ break; ++ ++ case SNDRV_PCM_FORMAT_S24_LE: ++ case SNDRV_PCM_FORMAT_S24_BE: ++ s->audio_format = SNDRV_PCM_FORMAT_S24_LE; ++ s->audio_stream_bitwidth = 24; ++ break; ++ ++ case SNDRV_PCM_FORMAT_U24_LE: ++ case SNDRV_PCM_FORMAT_U24_BE: ++ s->audio_format = SNDRV_PCM_FORMAT_U24_LE; ++ s->audio_stream_bitwidth = 24; ++ break; ++ ++ case SNDRV_PCM_FORMAT_U32_LE: ++ case SNDRV_PCM_FORMAT_U32_BE: ++ case SNDRV_PCM_FORMAT_S32_LE: ++ case SNDRV_PCM_FORMAT_S32_BE: ++ s->audio_format = SNDRV_PCM_FORMAT_S32_LE; ++ s->audio_stream_bitwidth = 32; ++ break; ++ default: ++ DPRINTK( "ep93xx_i2s_Unsupported Audio Format\n" ); ++ break; ++ } ++ ++ DPRINTK( "ep93xx_i2s_audio_set_format EXIT format set to be (%d) ", (int)s->audio_format ); ++ print_audio_format( (long)s->audio_format ); ++} ++ ++static __inline__ unsigned long copy_to_user_S24_LE ++( ++ audio_stream_t *stream, ++ const char *to, ++ unsigned long to_count ++) ++{ ++ int *dma_buffer_0 = (int *)stream->hwbuf[0]; ++ int *dma_buffer_1 = (int *)stream->hwbuf[1]; ++ int *dma_buffer_2 = (int *)stream->hwbuf[2]; ++ ++ int total_to_count = to_count; ++ int *user_ptr = (int *)to; /* 32 bit user buffer */ ++ int count; ++ ++ count = 8 * stream->dma_num_channels; ++ ++ while (to_count > 0){ ++ ++ __put_user( (int)( *dma_buffer_0++ ), user_ptr++ ); ++ __put_user( (int)( *dma_buffer_0++ ), user_ptr++ ); ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __put_user( (int)( *dma_buffer_1++ ), user_ptr++ ); ++ __put_user( (int)( *dma_buffer_1++ ), user_ptr++ ); ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __put_user( (int)( *dma_buffer_2++ ), user_ptr++ ); ++ __put_user( (int)( *dma_buffer_2++ ), user_ptr++ ); ++ } ++ to_count -= count; ++ } ++ return total_to_count; ++} ++ ++static __inline__ unsigned long copy_to_user_U24_LE ++( ++ audio_stream_t *stream, ++ const char *to, ++ unsigned long to_count ++) ++{ ++ int *dma_buffer_0 = (int *)stream->hwbuf[0]; ++ int *dma_buffer_1 = (int *)stream->hwbuf[1]; ++ int *dma_buffer_2 = (int *)stream->hwbuf[2]; ++ ++ int total_to_count = to_count; ++ unsigned int * user_ptr = (unsigned int *)to; /* 32 bit user buffer */ ++ int count; ++ ++ count = 8 * stream->dma_num_channels; ++ ++ while (to_count > 0){ ++ __put_user( ((unsigned int)( *dma_buffer_0++ )) ^ 0x8000, user_ptr++ ); ++ __put_user( ((unsigned int)( *dma_buffer_0++ )) ^ 0x8000, user_ptr++ ); ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __put_user( ((unsigned int)( *dma_buffer_1++ )) ^ 0x8000, user_ptr++ ); ++ __put_user( ((unsigned int)( *dma_buffer_1++ )) ^ 0x8000, user_ptr++ ); ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __put_user( ((unsigned int)( *dma_buffer_2++ )) ^ 0x8000, user_ptr++ ); ++ __put_user( ((unsigned int)( *dma_buffer_2++ )) ^ 0x8000, user_ptr++ ); ++ } ++ to_count -= count; ++ } ++ return total_to_count; ++} ++ ++static __inline__ unsigned long copy_to_user_S16_LE ++( ++ audio_stream_t *stream, ++ const char *to, ++ unsigned long to_count ++) ++{ ++ int *dma_buffer_0 = (int *)stream->hwbuf[0]; ++ int *dma_buffer_1 = (int *)stream->hwbuf[1]; ++ int *dma_buffer_2 = (int *)stream->hwbuf[2]; ++ int total_to_count = to_count; ++ short * user_ptr = (short *)to; /* 16 bit user buffer */ ++ int count; ++ ++ count = 4 * stream->dma_num_channels; ++ ++ while (to_count > 0){ ++ ++ __put_user( (short)( *dma_buffer_0++ ), user_ptr++ ); ++ __put_user( (short)( *dma_buffer_0++ ), user_ptr++ ); ++ ++ if( stream->audio_channels_flag & CHANNEL_REAR ){ ++ __put_user( (short)( *dma_buffer_1++ ), user_ptr++ ); ++ __put_user( (short)( *dma_buffer_1++ ), user_ptr++ ); ++ } ++ ++ if( stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __put_user( (short)( *dma_buffer_2++ ), user_ptr++ ); ++ __put_user( (short)( *dma_buffer_2++ ), user_ptr++ ); ++ } ++ to_count -= count; ++ } ++ return total_to_count; ++} ++ ++static __inline__ unsigned long copy_to_user_U16_LE ++( ++ audio_stream_t *stream, ++ const char *to, ++ unsigned long to_count ++) ++{ ++ int *dma_buffer_0 = (int *)stream->hwbuf[0]; ++ int *dma_buffer_1 = (int *)stream->hwbuf[1]; ++ int *dma_buffer_2 = (int *)stream->hwbuf[2]; ++ int count; ++ int total_to_count = to_count; ++ short * user_ptr = (short *)to; /* 16 bit user buffer */ ++ ++ count = 4 * stream->dma_num_channels; ++ ++ while (to_count > 0){ ++ ++ __put_user( ((unsigned short)( *dma_buffer_0++ )) ^ 0x8000, user_ptr++ ); ++ __put_user( ((unsigned short)( *dma_buffer_0++ )) ^ 0x8000, user_ptr++ ); ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __put_user( ((unsigned short)( *dma_buffer_1++ )) ^ 0x8000, user_ptr++ ); ++ __put_user( ((unsigned short)( *dma_buffer_1++ )) ^ 0x8000, user_ptr++ ); ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __put_user( ((unsigned short)( *dma_buffer_2++ )) ^ 0x8000, user_ptr++ ); ++ __put_user( ((unsigned short)( *dma_buffer_2++ )) ^ 0x8000, user_ptr++ ); ++ } ++ to_count -= count; ++ } ++ return total_to_count; ++} ++ ++static __inline__ unsigned long copy_to_user_S8 ++( ++ audio_stream_t *stream, ++ const char *to, ++ unsigned long to_count ++) ++{ ++ char *dma_buffer_0 = (char *)stream->hwbuf[0]; ++ char *dma_buffer_1 = (char *)stream->hwbuf[1]; ++ char *dma_buffer_2 = (char *)stream->hwbuf[2]; ++ int count; ++ int total_to_count = to_count; ++ char * user_ptr = (char *)to; /* 8 bit user buffer */ ++ ++ count = 2 * stream->dma_num_channels; ++ ++ dma_buffer_0++; ++ dma_buffer_1++; ++ dma_buffer_2++; ++ ++ while (to_count > 0){ ++ ++ __put_user( (char)( *dma_buffer_0 ), user_ptr++ ); ++ dma_buffer_0 += 4; ++ __put_user( (char)( *dma_buffer_0 ), user_ptr++ ); ++ dma_buffer_0 += 4; ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __put_user( (char)( *dma_buffer_1 ), user_ptr++ ); ++ dma_buffer_1 += 4; ++ __put_user( (char)( *dma_buffer_1 ), user_ptr++ ); ++ dma_buffer_1 += 4; ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __put_user( (char)( *dma_buffer_2 ), user_ptr++ ); ++ dma_buffer_2 += 4; ++ __put_user( (char)( *dma_buffer_2 ), user_ptr++ ); ++ dma_buffer_2 += 4; ++ } ++ to_count -= count; ++ } ++ return total_to_count; ++} ++ ++static __inline__ unsigned long copy_to_user_U8 ++( ++ audio_stream_t *stream, ++ const char *to, ++ unsigned long to_count ++) ++{ ++ char *dma_buffer_0 = (char *)stream->hwbuf[0]; ++ char *dma_buffer_1 = (char *)stream->hwbuf[1]; ++ char *dma_buffer_2 = (char *)stream->hwbuf[2]; ++ int count; ++ int total_to_count = to_count; ++ char * user_ptr = (char *)to; /* 8 bit user buffer */ ++ ++ count = 2 * stream->dma_num_channels; ++ ++ dma_buffer_0++; ++ dma_buffer_1++; ++ dma_buffer_2++; ++ ++ while (to_count > 0){ ++ ++ __put_user( (char)( *dma_buffer_0 ) ^ 0x80, user_ptr++ ); ++ dma_buffer_0 += 4; ++ __put_user( (char)( *dma_buffer_0 ) ^ 0x80, user_ptr++ ); ++ dma_buffer_0 += 4; ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __put_user( (char)( *dma_buffer_1 ) ^ 0x80, user_ptr++ ); ++ dma_buffer_1 += 4; ++ __put_user( (char)( *dma_buffer_1 ) ^ 0x80, user_ptr++ ); ++ dma_buffer_1 += 4; ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __put_user( (char)( *dma_buffer_2 ) ^ 0x80, user_ptr++ ); ++ dma_buffer_2 += 4; ++ __put_user( (char)( *dma_buffer_2 ) ^ 0x80, user_ptr++ ); ++ dma_buffer_2 += 4; ++ } ++ to_count -= count; ++ } ++ return total_to_count; ++} ++ ++ ++ ++ ++static __inline__ unsigned long copy_to_user_S16_LE_CM ++( ++ audio_stream_t *stream, ++ const char *to, ++ unsigned long to_count ++) ++{ ++ short *dma_buffer_0 = (short *)stream->hwbuf[0]; ++ int *dma_buffer_1 = (int *)stream->hwbuf[1]; ++ int *dma_buffer_2 = (int *)stream->hwbuf[2]; ++ int total_to_count = to_count; ++ short * user_ptr = (short *)to; /* 16 bit user buffer */ ++ int count; ++ ++ ++ count = 4 * stream->dma_num_channels; ++ ++ while (to_count > 0){ ++ if(stream->audio_num_channels == 2){ ++ __put_user( (short)( *dma_buffer_0++ ), user_ptr++ ); ++ __put_user( (short)( *dma_buffer_0++ ), user_ptr++ ); ++ to_count -= count; ++ } ++ else{ ++ dma_buffer_0++; ++ __put_user( (short)( *dma_buffer_0++ ), user_ptr++ ); ++ to_count -= 2; ++ } ++ ++ if( stream->audio_channels_flag & CHANNEL_REAR ){ ++ __put_user( (short)( *dma_buffer_1++ ), user_ptr++ ); ++ __put_user( (short)( *dma_buffer_1++ ), user_ptr++ ); ++ } ++ ++ if( stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __put_user( (short)( *dma_buffer_2++ ), user_ptr++ ); ++ __put_user( (short)( *dma_buffer_2++ ), user_ptr++ ); ++ } ++ //to_count -= count; ++ } ++ return total_to_count; ++} ++ ++static __inline__ unsigned long copy_to_user_U16_LE_CM ++( ++ audio_stream_t *stream, ++ const char *to, ++ unsigned long to_count ++) ++{ ++ unsigned short *dma_buffer_0 = (unsigned short *)stream->hwbuf[0]; ++ int *dma_buffer_1 = (int *)stream->hwbuf[1]; ++ int *dma_buffer_2 = (int *)stream->hwbuf[2]; ++ int count; ++ int total_to_count = to_count; ++ unsigned short * user_ptr = (unsigned short *)to; /* 16 bit user buffer */ ++ ++ count = 4 * stream->dma_num_channels; ++ ++ while (to_count > 0){ ++ ++ if(stream->audio_num_channels == 2){ ++ __put_user( ((unsigned short)( *dma_buffer_0++ )) ^ 0x8000, user_ptr++ ); ++ __put_user( ((unsigned short)( *dma_buffer_0++ )) ^ 0x8000, user_ptr++ ); ++ to_count -= count; ++ } ++ else{ ++ dma_buffer_0++; ++ __put_user( ((unsigned short)( *dma_buffer_0++ )) ^ 0x8000, user_ptr++ ); ++ to_count -= 2; ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __put_user( ((unsigned short)( *dma_buffer_1++ )) ^ 0x8000, user_ptr++ ); ++ __put_user( ((unsigned short)( *dma_buffer_1++ )) ^ 0x8000, user_ptr++ ); ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __put_user( ((unsigned short)( *dma_buffer_2++ )) ^ 0x8000, user_ptr++ ); ++ __put_user( ((unsigned short)( *dma_buffer_2++ )) ^ 0x8000, user_ptr++ ); ++ } ++ //to_count -= count; ++ } ++ return total_to_count; ++} ++ ++static __inline__ unsigned long copy_to_user_S8_CM ++( ++ audio_stream_t *stream, ++ const char *to, ++ unsigned long to_count ++) ++{ ++ unsigned short *dma_buffer_0 = (unsigned short *)stream->hwbuf[0]; ++ char *dma_buffer_1 = (char *)stream->hwbuf[1]; ++ char *dma_buffer_2 = (char *)stream->hwbuf[2]; ++ int count; ++ int total_to_count = to_count; ++ char * user_ptr = (char *)to; /* 8 bit user buffer */ ++ ++ count = 2 * stream->dma_num_channels; ++ ++ dma_buffer_0++; ++ dma_buffer_1++; ++ dma_buffer_2++; ++ ++ while (to_count > 0){ ++ if(stream->audio_num_channels == 2){ ++ __put_user( (char)( *dma_buffer_0++ >> 8), user_ptr++ ); ++ //dma_buffer_0 += 4; ++ __put_user( (char)( *dma_buffer_0++ >> 8), user_ptr++ ); ++ //dma_buffer_0 += 4; ++ to_count -= count; ++ } ++ else{ ++ dma_buffer_0++ ; ++ __put_user( (char)( *dma_buffer_0++ >> 8), user_ptr++ ); ++ ++ to_count -= 1; ++ } ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __put_user( (char)( *dma_buffer_1 ), user_ptr++ ); ++ dma_buffer_1 += 4; ++ __put_user( (char)( *dma_buffer_1 ), user_ptr++ ); ++ dma_buffer_1 += 4; ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __put_user( (char)( *dma_buffer_2 ), user_ptr++ ); ++ dma_buffer_2 += 4; ++ __put_user( (char)( *dma_buffer_2 ), user_ptr++ ); ++ dma_buffer_2 += 4; ++ } ++ //to_count -= count; ++ } ++ return total_to_count; ++} ++ ++static __inline__ unsigned long copy_to_user_U8_CM ++( ++ audio_stream_t *stream, ++ const char *to, ++ unsigned long to_count ++) ++{ ++ unsigned short *dma_buffer_0 = (unsigned short *)stream->hwbuf[0]; ++ char *dma_buffer_1 = (char *)stream->hwbuf[1]; ++ char *dma_buffer_2 = (char *)stream->hwbuf[2]; ++ int count; ++ int total_to_count = to_count; ++ char * user_ptr = (char *)to; /* 8 bit user buffer */ ++ ++ count = 2 * stream->dma_num_channels; ++ ++ dma_buffer_0++; ++ dma_buffer_1++; ++ dma_buffer_2++; ++ ++ while (to_count > 0){ ++ if(stream->audio_num_channels == 2){ ++ __put_user( (char)( *dma_buffer_0++ >>8) ^ 0x80, user_ptr++ ); ++ //dma_buffer_0 += 4; ++ __put_user( (char)( *dma_buffer_0++ >>8) ^ 0x80, user_ptr++ ); ++ //dma_buffer_0 += 4; ++ to_count -= count; ++ } ++ else{ ++ dma_buffer_0++; ++ __put_user( (char)( *dma_buffer_0++ >>8) ^ 0x80, user_ptr++ ); ++ //dma_buffer_0 += 4; ++ to_count--; ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __put_user( (char)( *dma_buffer_1 ) ^ 0x80, user_ptr++ ); ++ dma_buffer_1 += 4; ++ __put_user( (char)( *dma_buffer_1 ) ^ 0x80, user_ptr++ ); ++ dma_buffer_1 += 4; ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __put_user( (char)( *dma_buffer_2 ) ^ 0x80, user_ptr++ ); ++ dma_buffer_2 += 4; ++ __put_user( (char)( *dma_buffer_2 ) ^ 0x80, user_ptr++ ); ++ dma_buffer_2 += 4; ++ } ++ //to_count -= count; ++ } ++ return total_to_count; ++} ++ ++static __inline__ unsigned long copy_to_user_U32 ++( ++ audio_stream_t *stream, ++ const char *to, ++ unsigned long to_count ++) ++{ ++ char *dma_buffer_0 = (char *)stream->hwbuf[0]; ++ ++ if(__copy_to_user( (char *)to, dma_buffer_0, to_count)) ++ { ++ return -EFAULT; ++ } ++ return to_count; ++} ++ ++static __inline__ int copy_to_user_with_conversion ++( ++ audio_stream_t *stream, ++ const char *to, ++ int toCount, ++ int bCompactMode ++) ++{ ++ int ret = 0; ++ ++ if( toCount == 0 ){ ++ DPRINTK("ep93xx_i2s_copy_to_user_with_conversion - nothing to copy!\n"); ++ } ++ ++ if( bCompactMode == 1 ){ ++ ++ switch( stream->audio_format ){ ++ ++ case SNDRV_PCM_FORMAT_S8: ++ ret = copy_to_user_S8_CM( stream, to, toCount ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_U8: ++ ret = copy_to_user_U8_CM( stream, to, toCount ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_S16_LE: ++ ret = copy_to_user_S16_LE_CM( stream, to, toCount ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_U16_LE: ++ ret = copy_to_user_U16_LE_CM( stream, to, toCount ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_S24_LE: ++ //ret = copy_to_user_S24_LE( stream, to, toCount ); ++ //break; ++ ++ case SNDRV_PCM_FORMAT_U24_LE: ++ //ret = copy_to_user_U24_LE( stream, to, toCount ); ++ //break; ++ ++ case SNDRV_PCM_FORMAT_S32_LE: ++ default: ++ DPRINTK( "ep93xx_i2s copy to user unsupported audio format %x\n",stream->audio_format ); ++ break; ++ } ++ ++ } ++ else{ ++ ++ switch( stream->audio_format ){ ++ ++ case SNDRV_PCM_FORMAT_S8: ++ ret = copy_to_user_S8( stream, to, toCount ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_U8: ++ ret = copy_to_user_U8( stream, to, toCount ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_S16_LE: ++ ret = copy_to_user_S16_LE( stream, to, toCount ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_U16_LE: ++ ret = copy_to_user_U16_LE( stream, to, toCount ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_S24_LE: ++ //ret = copy_to_user_S24_LE( stream, to, toCount ); ++ //break; ++ ++ case SNDRV_PCM_FORMAT_U24_LE: ++ //ret = copy_to_user_U24_LE( stream, to, toCount ); ++ //break; ++ DPRINTK( "ep93xx_i2s copy to user unsupported audio format %x\n",stream->audio_format ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_S32_LE: ++ ++ //__copy_to_user( (char *)to, from, toCount); ++ ret = copy_to_user_U32( stream, to, toCount ); ++ break; ++ default: ++ DPRINTK( "ep93xx_i2s copy to user unsupported audio format\n" ); ++ break; ++ } ++ ++ } ++ return ret; ++} ++ ++static __inline__ int copy_from_user_S24_LE ++( ++ audio_stream_t *stream, ++ const char *from, ++ int toCount ++) ++{ ++ int *dma_buffer_0 = (int *)stream->hwbuf[0]; ++ int *dma_buffer_1 = (int *)stream->hwbuf[1]; ++ int *dma_buffer_2 = (int *)stream->hwbuf[2]; ++ int count; ++ ++ unsigned int * user_buffer = (unsigned int *)from; ++ unsigned int data; ++ ++ int toCount0 = toCount; ++ count = 8 * stream->dma_num_channels; ++ ++ while (toCount > 0){ ++ ++ __get_user(data, user_buffer++); ++ *dma_buffer_0++ = (unsigned int)data; ++ __get_user(data, user_buffer++); ++ *dma_buffer_0++ = (unsigned int)data; ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_1++ = (unsigned int)data; ++ __get_user(data, user_buffer++); ++ *dma_buffer_1++ = (unsigned int)data; ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_2++ = (unsigned int)data; ++ __get_user(data, user_buffer++); ++ *dma_buffer_2++ = (unsigned int)data; ++ } ++ toCount -= count; ++ } ++ return toCount0 / 2; ++} ++ ++static __inline__ int copy_from_user_U24_LE ++( ++ audio_stream_t *stream, ++ const char *from, ++ int toCount ++) ++{ ++ int *dma_buffer_0 = (int *)stream->hwbuf[0]; ++ int *dma_buffer_1 = (int *)stream->hwbuf[1]; ++ int *dma_buffer_2 = (int *)stream->hwbuf[2]; ++ int count; ++ unsigned int * user_buffer = (unsigned int *)from; ++ unsigned int data; ++ ++ int toCount0 = toCount; ++ count = 8 * stream->dma_num_channels; ++ ++ while (toCount > 0){ ++ ++ __get_user(data, user_buffer++); ++ *dma_buffer_0++ = ((unsigned int)data ^ 0x8000); ++ __get_user(data, user_buffer++); ++ *dma_buffer_0++ = ((unsigned int)data ^ 0x8000); ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_1++ = ((unsigned int)data ^ 0x8000); ++ __get_user(data, user_buffer++); ++ *dma_buffer_1++ = ((unsigned int)data ^ 0x8000); ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_2++ = ((unsigned int)data ^ 0x8000); ++ __get_user(data, user_buffer++); ++ *dma_buffer_2++ = ((unsigned int)data ^ 0x8000); ++ } ++ toCount -= count; ++ } ++ return toCount0 / 2; ++} ++ ++static __inline__ int copy_from_user_S16_LE ++( ++ audio_stream_t *stream, ++ const char *from, ++ int toCount ++) ++{ ++ int *dma_buffer_0 = (int *)stream->hwbuf[0]; ++ int *dma_buffer_1 = (int *)stream->hwbuf[1]; ++ int *dma_buffer_2 = (int *)stream->hwbuf[2]; ++ unsigned short *user_buffer = (unsigned short *)from; ++ unsigned short data; ++ ++ int toCount0 = toCount; ++ int count; ++ count = 8 * stream->dma_num_channels; ++ ++ while (toCount > 0){ ++ ++ __get_user(data, user_buffer++); ++ *dma_buffer_0++ = data; ++ if(stream->audio_num_channels == 2){ ++ __get_user(data, user_buffer++); ++ } ++ *dma_buffer_0++ = data; ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_1++ = data; ++ __get_user(data, user_buffer++); ++ *dma_buffer_1++ = data; ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_2++ = data; ++ __get_user(data, user_buffer++); ++ *dma_buffer_2++ = data; ++ } ++ toCount -= count; ++ } ++ ++ if(stream->audio_num_channels == 1){ ++ return toCount0 / 4; ++ } ++ return toCount0 / 2; ++} ++ ++static __inline__ int copy_from_user_U16_LE ++( ++ audio_stream_t *stream, ++ const char *from, ++ int toCount ++) ++{ ++ int *dma_buffer_0 = (int *)stream->hwbuf[0]; ++ int *dma_buffer_1 = (int *)stream->hwbuf[1]; ++ int *dma_buffer_2 = (int *)stream->hwbuf[2]; ++ int count; ++ unsigned short * user_buffer = (unsigned short *)from; ++ unsigned short data; ++ ++ int toCount0 = toCount; ++ count = 8 * stream->dma_num_channels; ++ ++ while (toCount > 0){ ++ ++ __get_user(data, user_buffer++); ++ *dma_buffer_0++ = ((unsigned int)data ^ 0x8000); ++ if(stream->audio_num_channels == 2){ ++ __get_user(data, user_buffer++); ++ } ++ *dma_buffer_0++ = ((unsigned int)data ^ 0x8000); ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_1++ = ((unsigned int)data ^ 0x8000); ++ __get_user(data, user_buffer++); ++ *dma_buffer_1++ = ((unsigned int)data ^ 0x8000); ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_2++ = ((unsigned int)data ^ 0x8000); ++ __get_user(data, user_buffer++); ++ *dma_buffer_2++ = ((unsigned int)data ^ 0x8000); ++ } ++ toCount -= count; ++ } ++ ++ if(stream->audio_num_channels == 1){ ++ return toCount0 / 4; ++ } ++ return toCount0 / 2; ++} ++ ++static __inline__ int copy_from_user_S8 ++( ++ audio_stream_t *stream, ++ const char *from, ++ int toCount ++) ++{ ++ char *dma_buffer_0 = (char *)stream->hwbuf[0]; ++ char *dma_buffer_1 = (char *)stream->hwbuf[1]; ++ char *dma_buffer_2 = (char *)stream->hwbuf[2]; ++ int count; ++ unsigned char * user_buffer = (unsigned char *)from; ++ unsigned char data; ++ ++ int toCount0 = toCount; ++ count = 8 * stream->dma_num_channels; ++ ++ dma_buffer_0++; ++ dma_buffer_1++; ++ dma_buffer_2++; ++ ++ while (toCount > 0){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_0 = data; ++ dma_buffer_0 += 4; ++ if(stream->audio_num_channels == 2){ ++ __get_user(data, user_buffer++); ++ } ++ *dma_buffer_0 = data; ++ dma_buffer_0 += 4; ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_1 = data; ++ dma_buffer_1 += 4; ++ __get_user(data, user_buffer++); ++ *dma_buffer_1 = data; ++ dma_buffer_1 += 4; ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_2 = data; ++ dma_buffer_2 += 4; ++ __get_user(data, user_buffer++); ++ *dma_buffer_2 = data; ++ dma_buffer_2 += 4; ++ } ++ toCount -= count; ++ } ++ ++ if(stream->audio_num_channels == 1){ ++ return toCount0 / 8; ++ } ++ return toCount0 / 4; ++} ++ ++static __inline__ int copy_from_user_U8 ++( ++ audio_stream_t *stream, ++ const char *from, ++ int toCount ++) ++{ ++ char *dma_buffer_0 = (char *)stream->hwbuf[0]; ++ char *dma_buffer_1 = (char *)stream->hwbuf[1]; ++ char *dma_buffer_2 = (char *)stream->hwbuf[2]; ++ int count; ++ unsigned char *user_buffer = (unsigned char *)from; ++ unsigned char data; ++ ++ int toCount0 = toCount; ++ count = 8 * stream->dma_num_channels; ++ ++ dma_buffer_0 ++; ++ dma_buffer_1 ++; ++ dma_buffer_2 ++; ++ ++ while (toCount > 0){ ++ ++ __get_user(data, user_buffer++); ++ *dma_buffer_0 = ((unsigned char)data ^ 0x80); ++ dma_buffer_0 += 4; ++ if(stream->audio_num_channels == 2){ ++ __get_user(data, user_buffer++); ++ } ++ *dma_buffer_0 = ((unsigned char)data ^ 0x80); ++ dma_buffer_0 += 4; ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_1 = ((unsigned char)data ^ 0x80); ++ dma_buffer_1 += 4; ++ __get_user(data, user_buffer++); ++ *dma_buffer_1 = ((unsigned char)data ^ 0x80); ++ dma_buffer_1 += 4; ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_2 = ((unsigned char)data ^ 0x80); ++ dma_buffer_2 += 4; ++ __get_user(data, user_buffer++); ++ *dma_buffer_2 = ((unsigned char)data ^ 0x80); ++ dma_buffer_2 += 4; ++ } ++ toCount -= count; ++ } ++ ++ if(stream->audio_num_channels == 1){ ++ return toCount0 / 8; ++ } ++ return toCount0 / 4; ++} ++ ++static __inline__ int copy_from_user_S16_LE_CM ++( ++ audio_stream_t *stream, ++ const char *from, ++ int toCount ++) ++{ ++ unsigned int *dma_buffer_0 = (int *)stream->hwbuf[0]; ++ unsigned int *dma_buffer_1 = (int *)stream->hwbuf[1]; ++ unsigned int *dma_buffer_2 = (int *)stream->hwbuf[2]; ++ unsigned short *user_buffer = (unsigned short *)from; ++ short data; ++ unsigned int val; ++ int toCount0 = toCount; ++ int count; ++ count = 4 * stream->dma_num_channels; ++ ++ //printk("count=%x tocount\n",count,toCount); ++ while (toCount > 0){ ++ ++ __get_user(data, user_buffer++); ++ //*dma_buffer_0++ = data; ++ val = (unsigned int)data & 0x0000ffff; ++ if(stream->audio_num_channels == 2){ ++ __get_user(data, user_buffer++); ++ } ++ *dma_buffer_0++ = ((unsigned int)data << 16) | val; ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __get_user(data, user_buffer++); ++ //*dma_buffer_1++ = data; ++ val = (unsigned int)data & 0x0000ffff; ++ __get_user(data, user_buffer++); ++ *dma_buffer_1++ = ((unsigned int)data << 16) | val; ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __get_user(data, user_buffer++); ++ //*dma_buffer_2++ = data; ++ val = (unsigned int)data & 0x0000ffff; ++ __get_user(data, user_buffer++); ++ *dma_buffer_2++ = ((unsigned int)data << 16) | val; ++ } ++ toCount -= count; ++ } ++ ++ if(stream->audio_num_channels == 1){ ++ return toCount0 /2 ; ++ } ++ ++ return toCount0 ; ++} ++ ++static __inline__ int copy_from_user_U16_LE_CM ++( ++ audio_stream_t *stream, ++ const char *from, ++ int toCount ++) ++{ ++ int *dma_buffer_0 = (int *)stream->hwbuf[0]; ++ int *dma_buffer_1 = (int *)stream->hwbuf[1]; ++ int *dma_buffer_2 = (int *)stream->hwbuf[2]; ++ int count; ++ unsigned short * user_buffer = (unsigned short *)from; ++ unsigned short data; ++ unsigned int val; ++ int toCount0 = toCount; ++ count = 4 * stream->dma_num_channels; ++ ++ while (toCount > 0){ ++ ++ __get_user(data, user_buffer++); ++ //*dma_buffer_0++ = ((unsigned int)data ^ 0x8000); ++ val = (unsigned int)data & 0x0000ffff; ++ if(stream->audio_num_channels == 2){ ++ __get_user(data, user_buffer++); ++ } ++ //*dma_buffer_0++ = ((unsigned int)data ^ 0x8000); ++ *dma_buffer_0++ = (((unsigned int)data << 16) | val) ^ 0x80008000; ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __get_user(data, user_buffer++); ++ //*dma_buffer_1++ = ((unsigned int)data ^ 0x8000); ++ val = (unsigned int)data & 0x0000ffff; ++ __get_user(data, user_buffer++); ++ //*dma_buffer_1++ = ((unsigned int)data ^ 0x8000); ++ *dma_buffer_1++ = (((unsigned int)data << 16) | val) ^ 0x80008000; ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __get_user(data, user_buffer++); ++ //*dma_buffer_2++ = ((unsigned int)data ^ 0x8000); ++ val = (unsigned int)data & 0x0000ffff; ++ __get_user(data, user_buffer++); ++ //*dma_buffer_2++ = ((unsigned int)data ^ 0x8000); ++ *dma_buffer_2++ = (((unsigned int)data << 16) | val) ^ 0x80008000; ++ } ++ toCount -= count; ++ } ++ ++ if(stream->audio_num_channels == 1){ ++ return toCount0/2; ++ } ++ return toCount0 ; ++} ++ ++static __inline__ int copy_from_user_S8_CM ++( ++ audio_stream_t *stream, ++ const char *from, ++ int toCount ++) ++{ ++ char *dma_buffer_0 = (char *)stream->hwbuf[0]; ++ char *dma_buffer_1 = (char *)stream->hwbuf[1]; ++ char *dma_buffer_2 = (char *)stream->hwbuf[2]; ++ int count; ++ unsigned char * user_buffer = (unsigned char *)from; ++ unsigned char data; ++ int toCount0 = toCount; ++ count = 4 * stream->dma_num_channels; ++ ++ dma_buffer_0++; ++ dma_buffer_1++; ++ dma_buffer_2++; ++ ++ while (toCount > 0){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_0 = data; ++ *(dma_buffer_0 +1 ) = 0; ++ dma_buffer_0 += 2; ++ ++ if(stream->audio_num_channels == 2){ ++ __get_user(data, user_buffer++); ++ } ++ *dma_buffer_0 = data; ++ *(dma_buffer_0 +1 ) = 0; ++ dma_buffer_0 += 2; ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_1 = data; ++ dma_buffer_1 += 2; ++ __get_user(data, user_buffer++); ++ *dma_buffer_1 = data; ++ dma_buffer_1 += 2; ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_2 = data; ++ dma_buffer_2 += 2; ++ __get_user(data, user_buffer++); ++ *dma_buffer_2 = data; ++ dma_buffer_2 += 2; ++ } ++ toCount -= count; ++ } ++ ++ if(stream->audio_num_channels == 1){ ++ return toCount0 / 4; ++ } ++ ++ return toCount0 / 2; ++} ++ ++static __inline__ int copy_from_user_U8_CM ++( ++ audio_stream_t *stream, ++ const char *from, ++ int toCount ++) ++{ ++ unsigned char *dma_buffer_0 = (unsigned char *)stream->hwbuf[0]; ++ unsigned char *dma_buffer_1 = (unsigned char *)stream->hwbuf[1]; ++ unsigned char *dma_buffer_2 = (unsigned char *)stream->hwbuf[2]; ++ int count; ++ unsigned char *user_buffer = (unsigned char *)from; ++ unsigned char data; ++ ++ int toCount0 = toCount; ++ count = 4 * stream->dma_num_channels; ++ ++ dma_buffer_0 ++; ++ dma_buffer_1 ++; ++ dma_buffer_2 ++; ++ ++ while (toCount > 0){ ++ ++ __get_user(data, user_buffer++); ++ *dma_buffer_0 = ((unsigned char)data ^ 0x80); ++ *(dma_buffer_0 +1 ) = 0; ++ dma_buffer_0 += 2; ++ ++ if(stream->audio_num_channels == 2){ ++ __get_user(data, user_buffer++); ++ } ++ *dma_buffer_0 = ((unsigned char)data ^ 0x80); ++ *(dma_buffer_0 +1 ) = 0; ++ dma_buffer_0 += 2; ++ ++ ++ if(stream->audio_channels_flag & CHANNEL_REAR ){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_1 = ((unsigned char)data ^ 0x80); ++ dma_buffer_1 += 2; ++ __get_user(data, user_buffer++); ++ *dma_buffer_1 = ((unsigned char)data ^ 0x80); ++ dma_buffer_1 += 2; ++ } ++ ++ if(stream->audio_channels_flag & CHANNEL_CENTER_LFE ){ ++ __get_user(data, user_buffer++); ++ *dma_buffer_2 = ((unsigned char)data ^ 0x80); ++ dma_buffer_2 += 2; ++ __get_user(data, user_buffer++); ++ *dma_buffer_2 = ((unsigned char)data ^ 0x80); ++ dma_buffer_2 += 2; ++ } ++ toCount -= count; ++ } ++ ++ if(stream->audio_num_channels == 1){ ++ return toCount0 / 4; ++ } ++ ++ return toCount0 / 2; ++} ++ ++static int copy_from_user_U32 ++( ++ audio_stream_t *stream, ++ const char *from, ++ int toCount ++) ++{ ++ char *dma_buffer_0 = (char *)stream->hwbuf[0]; ++ ++ if (copy_from_user( (char *)dma_buffer_0, from, toCount)) ++ { ++ return -EFAULT; ++ } ++ ++ return toCount; ++ ++} ++ ++/* ++ * Returns negative for error ++ * Returns # of bytes transferred out of the from buffer ++ * for success. ++ */ ++static __inline__ int copy_from_user_with_conversion ++( ++ audio_stream_t *stream, ++ const char *from, ++ int toCount, ++ int bCompactMode ++) ++{ ++ int ret = 0; ++// DPRINTK("copy_from_user_with_conversion\n"); ++ if( toCount == 0 ){ ++ DPRINTK("ep93xx_i2s_copy_from_user_with_conversion - nothing to copy!\n"); ++ } ++ ++ if( bCompactMode == 1){ ++ ++ switch( stream->audio_format ){ ++ ++ case SNDRV_PCM_FORMAT_S8: ++ DPRINTK("SNDRV_PCM_FORMAT_S8 CM\n"); ++ ret = copy_from_user_S8_CM( stream, from, toCount ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_U8: ++ DPRINTK("SNDRV_PCM_FORMAT_U8 CM\n"); ++ ret = copy_from_user_U8_CM( stream, from, toCount ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_S16_LE: ++ DPRINTK("SNDRV_PCM_FORMAT_S16_LE CM\n"); ++ ret = copy_from_user_S16_LE_CM( stream, from, toCount ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_U16_LE: ++ DPRINTK("SNDRV_PCM_FORMAT_U16_LE CM\n"); ++ ret = copy_from_user_U16_LE_CM( stream, from, toCount ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_S24_LE: ++ DPRINTK("SNDRV_PCM_FORMAT_S24_LE CM\n"); ++ //ret = copy_from_user_S24_LE( stream, from, toCount ); ++ //break; ++ ++ case SNDRV_PCM_FORMAT_U24_LE: ++ DPRINTK("SNDRV_PCM_FORMAT_U24_LE CM\n"); ++ //ret = copy_from_user_U24_LE( stream, from, toCount ); ++ //break; ++ case SNDRV_PCM_FORMAT_S32_LE: ++ DPRINTK("SNDRV_PCM_FORMAT_S32_LE CM\n"); ++ //break; ++ default: ++ DPRINTK( "ep93xx_i2s copy from user unsupported audio format\n" ); ++ break; ++ } ++ } ++ else{ ++ switch( stream->audio_format ){ ++ ++ case SNDRV_PCM_FORMAT_S8: ++ DPRINTK("SNDRV_PCM_FORMAT_S8\n"); ++ ret = copy_from_user_S8( stream, from, toCount ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_U8: ++ DPRINTK("SNDRV_PCM_FORMAT_U8\n"); ++ ret = copy_from_user_U8( stream, from, toCount ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_S16_LE: ++ DPRINTK("SNDRV_PCM_FORMAT_S16_LE\n"); ++ ret = copy_from_user_S16_LE( stream, from, toCount ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_U16_LE: ++ DPRINTK("SNDRV_PCM_FORMAT_U16_LE\n"); ++ ret = copy_from_user_U16_LE( stream, from, toCount ); ++ break; ++ ++ case SNDRV_PCM_FORMAT_S24_LE: ++ DPRINTK("SNDRV_PCM_FORMAT_S24_LE\n"); ++ //ret = copy_from_user_S24_LE( stream, from, toCount ); ++ //break; ++ ++ case SNDRV_PCM_FORMAT_U24_LE: ++ DPRINTK("SNDRV_PCM_FORMAT_U24_LE\n"); ++ //ret = copy_from_user_U24_LE( stream, from, toCount ); ++ //break; ++ DPRINTK( "ep93xx_i2s copy from user unsupported audio format\n" ); ++ break; ++ case SNDRV_PCM_FORMAT_S32_LE: ++ DPRINTK("SNDRV_PCM_FORMAT_S32_LE\n"); ++ ret = copy_from_user_U32( stream, from, toCount ); ++ break; ++ default: ++ DPRINTK( "ep93xx_i2s copy from user unsupported audio format\n" ); ++ break; ++ } ++ } ++ ++ return ret; ++} ++ ++ ++ ++/* ++ * For audio playback, we convert samples of arbitrary format to be 32 bit ++ * for our hardware. We're scaling a user buffer to a dma buffer. So when ++ * report byte counts, we scale them acording to the ratio of DMA sample ++ * size to user buffer sample size. When we report # of DMA fragments, ++ * we don't scale that. So: ++ * ++ * Also adjust the size and number of dma fragments if sample size changed. ++ * ++ * Input format Input sample Output sample size ratio (out:in) ++ * bits channels size (bytes) CM non-CM CM non-CM ++ * 8 stereo 2 4 8 2:1 4:1 ++ * 16 stereo 4 4 8 1:1 2:1 ++ * 24 stereo 6 4 8 X 8:6 not a real case ++ * ++ */ ++static void snd_ep93xx_dma2usr_ratio( audio_stream_t * stream,int bCompactMode ) ++{ ++ unsigned int dma_sample_size, user_sample_size; ++ ++ if(bCompactMode == 1){ ++ dma_sample_size = 4; /* each stereo sample is 2 * 32 bits */ ++ } ++ else{ ++ dma_sample_size = 8; ++ } ++ ++ // If stereo 16 bit, user sample is 4 bytes. ++ // If stereo 8 bit, user sample is 2 bytes. ++ if(stream->audio_num_channels == 1){ ++ user_sample_size = stream->audio_stream_bitwidth / 8; ++ } ++ else{ ++ user_sample_size = stream->audio_stream_bitwidth / 4; ++ } ++ ++ stream->dma2usr_ratio = dma_sample_size / user_sample_size; ++} ++ ++/*---------------------------------------------------------------------------------------------*/ ++ ++static int snd_ep93xx_dma_free(struct snd_pcm_substream *substream ){ ++ ++ ++ audio_state_t *state = substream->private_data; ++ audio_stream_t *stream = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ? ++ state->output_stream:state->input_stream; ++ int i; ++ ++ ++ DPRINTK("snd_ep93xx_dma_free - enter\n"); ++ for( i = 0 ; i < stream->dma_num_channels ;i++ ){ ++ ep93xx_dma_free( stream->dmahandles[i] ); ++ } ++ DPRINTK("snd_ep93xx_dma_free - exit\n"); ++ return 0; ++} ++ ++static int snd_ep93xx_dma_config(struct snd_pcm_substream *substream ){ ++ ++ audio_state_t *state = substream->private_data; ++ audio_stream_t *stream = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ? ++ state->output_stream:state->input_stream; ++ int i,err = 0; ++ ++ DPRINTK("snd_ep93xx_dma_config - enter\n"); ++ ++ for( i = 0 ; i < stream->dma_num_channels ;i++ ){ ++ ++ err = ep93xx_dma_request(&stream->dmahandles[i], ++ stream->devicename, ++ (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ? ++ state->output_dma[i]:state->input_dma[i] ); ++ if (err){ ++ printk("snd_ep93xx_dma_config - exit ERROR dma request failed\n"); ++ return err; ++ } ++ err = ep93xx_dma_config( stream->dmahandles[i], ++ IGNORE_CHANNEL_ERROR, ++ 0, ++ (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ? ++ snd_ep93xx_dma_tx_callback:snd_ep93xx_dma_rx_callback, ++ (unsigned int)substream ); ++ if (err){ ++ printk("snd_ep93xx_dma_config - exit ERROR dma request failed\n"); ++ return err; ++ } ++ } ++ ++ DPRINTK("snd_ep93xx_dma_config - enter\n"); ++ return err; ++} ++ ++static void snd_ep93xx_dma_start( audio_state_t * state, audio_stream_t * stream ) ++{ ++ int err,i; ++ ++ DPRINTK("snd_ep93xx_dma_start - enter\n"); ++ ++ for(i = 0 ;i < stream->dma_num_channels;i++) ++ err = ep93xx_dma_start( stream->dmahandles[i], 1,(unsigned int *) stream->dmahandles ); ++ ++ stream->active = 1; ++ ++ DPRINTK("snd_ep93xx_dma_start - exit\n"); ++} ++ ++static void snd_ep93xx_dma_pause( audio_state_t * state, audio_stream_t * stream ) ++{ ++ int i; ++ ++ DPRINTK("snd_ep93xx_dma_pause - enter\n"); ++ ++ for(i = 0 ;i < stream->dma_num_channels;i++) ++ ep93xx_dma_pause( stream->dmahandles[i], 1,(unsigned int *)stream->dmahandles ); ++ ++ stream->active = 0; ++ DPRINTK("snd_ep93xx_dma_pause - exit\n"); ++ ++} ++ ++static void snd_ep93xx_dma_flush( audio_state_t * state, audio_stream_t * stream ){ ++ ++ int i; ++ ++ DPRINTK("snd_ep93xx_dma_flush - enter\n"); ++ ++ for( i = 0 ; i < stream->dma_num_channels ; i++ ) ++ ep93xx_dma_flush( stream->dmahandles[i] ); ++ ++ DPRINTK("snd_ep93xx_dma_flush - exit\n"); ++} ++ ++static void snd_ep93xx_deallocate_buffers( struct snd_pcm_substream *substream, audio_stream_t *stream ) ++{ ++ int i; ++ audio_channel_t *dma_chan; ++ ++ DPRINTK("snd_ep93xx_deallocate_buffers - enter\n"); ++ ++ if( stream->dma_channels ){ ++ ++ for(i = 0;i < stream->dma_num_channels;i++){ ++ ++ dma_chan = &stream->dma_channels[i]; ++ ++ if( dma_chan->area ){ ++ ++ if( dma_chan->audio_buffers ){ ++ ++ kfree(dma_chan->audio_buffers); ++ dma_chan->audio_buffers = NULL; ++ ++ } ++ ++ kfree(dma_chan->area); ++ dma_chan->area = NULL; ++ } ++ } ++ kfree(stream->dma_channels); ++ stream->dma_channels = NULL; ++ } ++ DPRINTK("snd_ep93xx_deallocate_buffers - exit\n"); ++} ++ ++static int snd_ep93xx_allocate_buffers(struct snd_pcm_substream *substream, audio_stream_t *stream) ++{ ++ audio_channel_t *channel; ++ unsigned int size,tmpsize,bufsize,bufextsize; ++ int i,j; ++ ++ ++ DPRINTK("snd_ep93xx_allocate_buffers - enter\n" ); ++ ++ if (stream->dma_channels){ ++ printk("ep93xx_i2s %s BUSY\n",__FUNCTION__); ++ return -EBUSY; ++ } ++ ++ stream->dma_channels = (audio_channel_t *)kmalloc(sizeof(audio_channel_t) * stream->dma_num_channels , GFP_KERNEL); ++ ++ if (!stream->dma_channels){ ++ printk(AUDIO_NAME ": unable to allocate dma_channels memory\n"); ++ return - ENOMEM; ++ } ++ ++ size = ( stream->dmasize / stream->dma_num_channels ) * stream->dma2usr_ratio; ++ ++ for( i = 0; i < stream->dma_num_channels;i++){ ++ channel = &stream->dma_channels[i]; ++ ++ channel->area = kmalloc( size, GFP_DMA ); ++ ++ if(!channel->area){ ++ printk(AUDIO_NAME ": unable to allocate audio memory\n"); ++ return -ENOMEM; ++ } ++ channel->bytes = size; ++ channel->addr = __virt_to_phys((int) channel->area); ++ memset( channel->area, 0, channel->bytes ); ++ ++ bufsize = ( stream->fragsize / stream->dma_num_channels ) * stream->dma2usr_ratio; ++ channel->audio_buff_count = size / bufsize; ++ bufextsize = size % bufsize; ++ ++ if( bufextsize > 0 ){ ++ channel->audio_buff_count++; ++ } ++ ++ channel->audio_buffers = (audio_buf_t *)kmalloc(sizeof(audio_buf_t) * channel->audio_buff_count , GFP_KERNEL); ++ ++ if (!channel->audio_buffers){ ++ printk(AUDIO_NAME ": unable to allocate audio memory\n "); ++ return -ENOMEM; ++ } ++ ++ tmpsize = size; ++ ++ for( j = 0; j < channel->audio_buff_count; j++){ ++ ++ channel->audio_buffers[j].dma_addr = channel->addr + j * bufsize; ++ ++ if( tmpsize >= bufsize ){ ++ tmpsize -= bufsize; ++ channel->audio_buffers[j].bytes = bufsize; ++ channel->audio_buffers[j].reportedbytes = bufsize / stream->dma2usr_ratio; ++ } ++ else{ ++ channel->audio_buffers[j].bytes = bufextsize; ++ channel->audio_buffers[j].reportedbytes = bufextsize / stream->dma2usr_ratio; ++ } ++ } ++ } ++ ++ DPRINTK("snd_ep93xx_allocate_buffers -- exit SUCCESS\n" ); ++ return 0; ++} ++ ++/* ++ * DMA callback functions ++ */ ++ ++static void snd_ep93xx_dma_tx_callback ++( ++ ep93xx_dma_int_t DMAInt, ++ ep93xx_dma_dev_t device, ++ unsigned int user_data ++) ++{ ++ int handle; ++ int i,chan; ++ unsigned int buf_id; ++ ++ struct snd_pcm_substream *substream = (struct snd_pcm_substream *)user_data; ++ audio_state_t *state = (audio_state_t *)(substream->private_data); ++ audio_stream_t *stream = state->output_stream; ++ audio_buf_t *buf; ++ ++ switch( device ) ++ { ++ case DMATx_I2S3: ++ DPRINTK( "snd_ep93xx_dma_tx_callback - DMATx_I2S3\n"); ++ i = 2; ++ break; ++ case DMATx_I2S2: ++ DPRINTK( "snd_ep93xx_dma_tx_callback - DMATx_I2S2\n"); ++ i = 1; ++ break; ++ case DMATx_I2S1: ++ default: ++ DPRINTK( "snd_ep93xx_dma_tx_callback - DMATx_I2S1\n"); ++ i = 0; ++ break; ++ } ++ ++ if(stream->audio_num_channels == 1){ ++ chan = 0; ++ } ++ else{ ++ chan = stream->audio_num_channels / 2 - 1; ++ } ++ handle = stream->dmahandles[i]; ++ ++ if(stream->stopped == 0){ ++ ++ if( ep93xx_dma_remove_buffer( handle, &buf_id ) >= 0 ){ ++ ++ buf = (audio_buf_t *)buf_id; ++ stream->bytecount += buf->reportedbytes; ++ ep93xx_dma_add_buffer( stream->dmahandles[i], ++ (unsigned int)buf->dma_addr, ++ 0, ++ buf->bytes, ++ 0, ++ (unsigned int) buf ); ++ if(chan == i) ++ snd_pcm_period_elapsed(substream); ++ } ++ } ++} ++ ++static void snd_ep93xx_dma_rx_callback ++( ++ ep93xx_dma_int_t DMAInt, ++ ep93xx_dma_dev_t device, ++ unsigned int user_data ++) ++{ ++ int handle,i,chan; ++ unsigned int buf_id; ++ audio_buf_t *buf; ++ ++ struct snd_pcm_substream *substream = (struct snd_pcm_substream *)user_data; ++ audio_state_t *state = (audio_state_t *)(substream->private_data); ++ audio_stream_t *stream = state->input_stream; ++ ++ switch( device ){ ++ ++ case DMARx_I2S3: ++ DPRINTK( "snd_ep93xx_dma_rx_callback - DMARx_I2S3\n"); ++ i = 2; ++ break; ++ case DMARx_I2S2: ++ DPRINTK( "snd_ep93xx_dma_rx_callback - DMARx_I2S2\n"); ++ i = 1; ++ break; ++ case DMARx_I2S1: ++ default: ++ DPRINTK( "snd_ep93xx_dma_rx_callback - DMARx_I2S1\n"); ++ i = 0; ++ break; ++ } ++ ++ if(stream->audio_num_channels == 1){ ++ chan = 0; ++ } ++ else{ ++ chan = stream->audio_num_channels / 2 - 1; ++ } ++ handle = stream->dmahandles[i]; ++ ++ if( stream->stopped == 0 ){ ++ ++ if( ep93xx_dma_remove_buffer( handle, &buf_id ) >= 0 ){ ++ ++ buf = (audio_buf_t *)buf_id; ++ stream->bytecount += buf->reportedbytes; ++ ep93xx_dma_add_buffer( stream->dmahandles[i], ++ (unsigned int)buf->dma_addr, ++ 0, ++ buf->bytes, ++ 0, ++ (unsigned int) buf ); ++ if( i == chan ) ++ snd_pcm_period_elapsed(substream); ++ } ++ } ++} ++ ++static int snd_ep93xx_release(struct snd_pcm_substream *substream) ++{ ++ audio_state_t *state = (audio_state_t *)substream->private_data; ++ audio_stream_t *stream = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ? ++ state->output_stream : state->input_stream; ++ ++ DPRINTK("snd_ep93xx_release - enter\n"); ++ ++ down(&state->sem); ++ stream->active = 0; ++ stream->stopped = 0; ++ snd_ep93xx_deallocate_buffers(substream, stream); ++ up(&state->sem); ++ ++ DPRINTK("snd_ep93xx_release - exit\n"); ++ ++ return 0; ++} ++ ++static int ep93xx_ac97_pcm_startup(struct snd_pcm_substream *substream) ++{ ++ struct snd_pcm_runtime *runtime = substream->runtime; ++ int r; ++ int iTempMasterVol,iTempHeadphoneVol,iTempMonoVol,iTempRecordSelect; ++ /*save the old mixer*/ ++ iTempRecordSelect = peek(AC97_1A_RECORD_SELECT); ++ iTempMasterVol = peek( AC97_02_MASTER_VOL); ++ iTempHeadphoneVol = peek( AC97_04_HEADPHONE_VOL); ++ iTempMonoVol = peek( AC97_06_MONO_VOL); ++ ++ runtime->hw.channels_min = 1; ++ runtime->hw.channels_max = 2; ++ ++ ep93xx_audio_init(); ++ /*ep93xx_init_ac97_controller();*/ ++ ++ /*reset the old output mixer*/ ++ poke( AC97_02_MASTER_VOL, iTempMasterVol); ++ poke( AC97_04_HEADPHONE_VOL,iTempHeadphoneVol ); ++ poke( AC97_06_MONO_VOL, iTempMonoVol); ++ poke( AC97_1A_RECORD_SELECT,iTempRecordSelect); ++ ++ r = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ? ++ AC97_RATES_FRONT_DAC : AC97_RATES_ADC; ++ ++ DPRINTK(" ep93xx_ac97_pcm_startup=%x\n",r); ++ ++ return 0; ++} ++ ++ ++static int snd_ep93xx_pcm_hw_params(struct snd_pcm_substream *substream, ++ struct snd_pcm_hw_params *params) ++{ ++ DPRINTK("snd_ep93xx_pcm_hw_params - enter\n"); ++ return snd_pcm_lib_malloc_pages(substream,params_buffer_bytes(params)); ++} ++ ++static int snd_ep93xx_pcm_hw_free(struct snd_pcm_substream *substream) ++{ ++ ++ DPRINTK("snd_ep93xx_pcm_hw_free - enter\n"); ++ return snd_pcm_lib_free_pages(substream); ++} ++ ++/* ++ *snd_ep93xx_pcm_prepare: need to finish these functions as lower ++ *chip_set_sample_format ++ *chip_set_sample_rate ++ *chip_set_channels ++ *chip_set_dma_setup ++ */ ++ ++static int snd_ep93xx_pcm_prepare_playback( struct snd_pcm_substream *substream) ++{ ++ audio_state_t *state = (audio_state_t *) substream->private_data; ++ struct snd_pcm_runtime *runtime = substream->runtime; ++ audio_stream_t *stream = state->output_stream; ++ ++ DPRINTK("snd_ep93xx_pcm_prepare_playback - enter\n"); ++ ++ ep93xx_audio_disable(1); ++ ep93xx_ac97_pcm_startup(substream); ++ ++ snd_ep93xx_deallocate_buffers(substream,stream); ++ ++ //if(runtime->channels % 2 != 0) ++ // return -1; ++ ++ DPRINTK("The runtime item : \n"); ++ DPRINTK("runtime->dma_addr = 0x%x\n", runtime->dma_addr); ++ DPRINTK("runtime->dma_area = 0x%x\n", runtime->dma_area); ++ DPRINTK("runtime->dma_bytes = %d\n", runtime->dma_bytes); ++ DPRINTK("runtime->frame_bits = %d\n", runtime->frame_bits); ++ DPRINTK("runtime->buffer_size = %d\n", runtime->buffer_size); ++ DPRINTK("runtime->period_size = %d\n", runtime->period_size); ++ DPRINTK("runtime->periods = %d\n", runtime->periods); ++ DPRINTK("runtime->rate = %d\n", runtime->rate); ++ DPRINTK("runtime->format = %d\n", runtime->format); ++ DPRINTK("runtime->channels = %d\n", runtime->channels); ++ ++ /* set requestd format when available */ ++ stream->audio_num_channels = runtime->channels; ++ if(stream->audio_num_channels == 1){ ++ stream->dma_num_channels = 1; ++ } ++ else{ ++ stream->dma_num_channels = runtime->channels / 2; ++ } ++ ++ stream->audio_channels_flag = CHANNEL_FRONT; ++ if(stream->dma_num_channels == 2) ++ stream->audio_channels_flag |= CHANNEL_REAR; ++ if(stream->dma_num_channels == 3) ++ stream->audio_channels_flag |= CHANNEL_REAR | CHANNEL_CENTER_LFE; ++ ++ stream->dmasize = runtime->dma_bytes; ++ stream->nbfrags = runtime->periods; ++ stream->fragsize = frames_to_bytes (runtime, runtime->period_size); ++ stream->bytecount = 0; ++ ++ if( !state->codec_set_by_capture ){ ++ state->codec_set_by_playback = 1; ++ ++ if( stream->audio_rate != runtime->rate ){ ++ ep93xx_set_samplerate( runtime->rate,0 ); ++ } ++ //if( stream->audio_format != runtime->format ){ ++ // snd_ep93xx_i2s_init((stream->audio_stream_bitwidth == 24)); ++ //} ++ } ++ else{ ++ audio_stream_t *s = state->input_stream; ++ if( runtime->format != s->audio_format) ++ return -1; ++ if( runtime->rate != s->audio_rate ) ++ return -1; ++ } ++ ++ stream->audio_format = runtime->format ; ++ ep93xx_set_hw_format(stream->audio_format,stream->audio_num_channels); ++ ++ ++ stream->audio_rate = runtime->rate; ++ audio_set_format( stream, runtime->format ); ++ snd_ep93xx_dma2usr_ratio( stream,state->bCompactMode ); ++ ++ if( snd_ep93xx_allocate_buffers( substream, stream ) != 0 ){ ++ snd_ep93xx_deallocate_buffers( substream, stream ); ++ return -1; ++ } ++ ++ ep93xx_audio_enable(1); ++ ++ DPRINTK("snd_ep93xx_pcm_prepare_playback - exit\n"); ++ return 0; ++} ++ ++static int snd_ep93xx_pcm_prepare_capture( struct snd_pcm_substream *substream) ++{ ++ audio_state_t *state = (audio_state_t *) substream->private_data; ++ struct snd_pcm_runtime *runtime = substream->runtime; ++ audio_stream_t *stream = state->input_stream; ++ ++ ep93xx_audio_disable(0); ++ ep93xx_ac97_pcm_startup(substream); ++ ++ snd_ep93xx_deallocate_buffers(substream,stream); ++ ++ //if(runtime->channels % 2 != 0) ++ //return -1; ++ ++ DPRINTK("snd_ep93xx_pcm_prepare_capture - enter\n"); ++ ++// printk("The runtime item : \n"); ++// printk("runtime->dma_addr = 0x%x\n", runtime->dma_addr); ++// printk("runtime->dma_area = 0x%x\n", runtime->dma_area); ++// printk("runtime->dma_bytes = %d\n", runtime->dma_bytes); ++// printk("runtime->frame_bits = %d\n", runtime->frame_bits); ++// printk("runtime->buffer_size = %d\n", runtime->buffer_size); ++// printk("runtime->period_size = %d\n", runtime->period_size); ++// printk("runtime->periods = %d\n", runtime->periods); ++// printk("runtime->rate = %d\n", runtime->rate); ++// printk("runtime->format = %d\n", runtime->format); ++// printk("runtime->channels = %d\n", runtime->channels); ++ ++ /* set requestd format when available */ ++ stream->audio_num_channels = runtime->channels; ++ if(stream->audio_num_channels == 1){ ++ stream->dma_num_channels = 1; ++ } ++ else{ ++ stream->dma_num_channels = runtime->channels / 2; ++ } ++ ++ stream->audio_channels_flag = CHANNEL_FRONT; ++ if(stream->dma_num_channels == 2) ++ stream->audio_channels_flag |= CHANNEL_REAR; ++ if(stream->dma_num_channels == 3) ++ stream->audio_channels_flag |= CHANNEL_REAR | CHANNEL_CENTER_LFE; ++ ++ stream->dmasize = runtime->dma_bytes; ++ stream->nbfrags = runtime->periods; ++ stream->fragsize = frames_to_bytes (runtime, runtime->period_size); ++ stream->bytecount = 0; ++ ++ if( !state->codec_set_by_playback ){ ++ state->codec_set_by_capture = 1; ++ ++ /*rate*/ ++ if( stream->audio_rate != runtime->rate ){ ++ ep93xx_set_samplerate( runtime->rate,1 ); ++ } ++ ++ /*mixer*/ ++ ep93xx_set_recsource(SOUND_MASK_MIC|SOUND_MASK_LINE1 | SOUND_MASK_LINE); ++ poke( AC97_1C_RECORD_GAIN, 0); ++ ++ /*format*/ ++ //if( stream->audio_format != runtime->format ){ ++ // snd_ep93xx_i2s_init((stream->audio_stream_bitwidth == 24)); ++ //} ++ } ++ else{ ++ audio_stream_t *s = state->output_stream; ++ if( runtime->format != s->audio_format) ++ return -1; ++ if( runtime->rate != s->audio_rate ) ++ return -1; ++ } ++ ++ stream->audio_format = runtime->format ; ++ ep93xx_set_hw_format(stream->audio_format,stream->audio_num_channels); ++ ++ ++ stream->audio_rate = runtime->rate; ++ audio_set_format( stream, runtime->format ); ++ snd_ep93xx_dma2usr_ratio( stream,state->bCompactMode ); ++ ++ if( snd_ep93xx_allocate_buffers( substream, stream ) != 0 ){ ++ snd_ep93xx_deallocate_buffers( substream, stream ); ++ return -1; ++ } ++ ++ ep93xx_audio_enable(0); ++ ++ DPRINTK("snd_ep93xx_pcm_prepare_capture - exit\n"); ++ return 0; ++} ++/* ++ *start/stop/pause dma translate ++ */ ++static int snd_ep93xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd) ++{ ++ audio_state_t *state = (audio_state_t *)substream->private_data; ++ audio_stream_t *stream = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ? ++ state->output_stream:state->input_stream; ++ audio_buf_t *buf; ++ audio_channel_t *dma_channel; ++ int i,count,ret = 0; ++ unsigned long flags; ++ ++ DPRINTK("snd_ep93xx_pcm_triger %d - enter \n",cmd); ++ ++ switch (cmd){ ++ ++ case SNDRV_PCM_TRIGGER_START: ++ ++ snd_ep93xx_dma_config( substream ); ++ ++ stream->stopped = 0; ++ ++ if( !stream->active && !stream->stopped ){ ++ stream->active = 1; ++ snd_ep93xx_dma_start( state, stream ); ++ } ++ ++ local_irq_save(flags); ++ ++ for (i = 0; i < stream->dma_num_channels; i++){ ++ dma_channel = &stream->dma_channels[i]; ++ ++ for(count = 0 ;count < dma_channel->audio_buff_count; count++){ ++ ++ buf = &dma_channel->audio_buffers[count]; ++ ep93xx_dma_add_buffer( stream->dmahandles[i], ++ (unsigned int)buf->dma_addr, ++ 0, ++ buf->bytes, ++ 0, ++ (unsigned int) buf ); ++ } ++ } ++ ++ local_irq_restore(flags); ++ break; ++ ++ case SNDRV_PCM_TRIGGER_STOP: ++ stream->stopped = 1; ++ snd_ep93xx_dma_pause( state, stream ); ++ snd_ep93xx_dma_flush( state, stream ); ++ snd_ep93xx_dma_free( substream ); ++ break; ++ ++ case SNDRV_PCM_TRIGGER_SUSPEND: ++ break; ++ case SNDRV_PCM_TRIGGER_PAUSE_PUSH: ++ break; ++ case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: ++ break; ++ ++ default: ++ ret = -EINVAL; ++ } ++ DPRINTK("snd_ep93xx_pcm_triger %d - exit \n",cmd); ++ return ret; ++} ++ ++static snd_pcm_uframes_t snd_ep93xx_pcm_pointer_playback(struct snd_pcm_substream *substream) ++{ ++ audio_state_t *state = (audio_state_t *)(substream->private_data); ++ struct snd_pcm_runtime *runtime = substream->runtime; ++ audio_stream_t *stream = state->output_stream; ++ snd_pcm_uframes_t pointer = 0; ++ ++ pointer = bytes_to_frames( runtime,stream->bytecount ); ++ ++ if (pointer >= runtime->buffer_size){ ++ pointer = 0; ++ stream->bytecount = 0; ++ } ++ ++ DPRINTK("snd_ep93xx_pcm_pointer_playback - exit\n"); ++ return pointer; ++} ++ ++static snd_pcm_uframes_t snd_ep93xx_pcm_pointer_capture(struct snd_pcm_substream *substream) ++{ ++ audio_state_t *state = (audio_state_t *)(substream->private_data); ++ struct snd_pcm_runtime *runtime = substream->runtime; ++ audio_stream_t *stream = state->input_stream; ++ snd_pcm_uframes_t pointer = 0; ++ ++ pointer = bytes_to_frames( runtime,stream->bytecount ); ++ ++ if (pointer >= runtime->buffer_size){ ++ pointer = 0; ++ stream->bytecount = 0; ++ } ++ ++ DPRINTK("snd_ep93xx_pcm_pointer_capture - exit\n"); ++ return pointer; ++} ++ ++static int snd_ep93xx_pcm_open(struct snd_pcm_substream *substream) ++{ ++ audio_state_t *state = substream->private_data; ++ struct snd_pcm_runtime *runtime = substream->runtime; ++ audio_stream_t *stream = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ? ++ state->output_stream:state->input_stream; ++ ++ DPRINTK("snd_ep93xx_pcm_open - enter\n"); ++ ++ down(&state->sem); ++ ++ runtime->hw = ep93xx_ac97_pcm_hardware; ++ ++ stream->dma_num_channels = AUDIO_DEFAULT_DMACHANNELS; ++ stream->dma_channels = NULL; ++ stream->audio_rate = 0; ++ stream->audio_stream_bitwidth = 0; ++ ++ up(&state->sem); ++ ++ DPRINTK("snd_ep93xx_pcm_open - exit\n"); ++ return 0; ++} ++ ++/* ++ *free the HW dma channel ++ *free the HW dma buffer ++ *free the Hw dma decrotion using function :kfree ++ */ ++static int snd_ep93xx_pcm_close(struct snd_pcm_substream *substream) ++{ ++ audio_state_t *state = (audio_state_t *)(substream->private_data); ++ ++ DPRINTK("snd_ep93xx_pcm_close - enter\n"); ++ ++ snd_ep93xx_release(substream); ++ ++ if(substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ++ state->codec_set_by_playback = 0; ++ else ++ state->codec_set_by_capture = 0; ++ ++ DPRINTK("snd_ep93xx_pcm_close - exit\n"); ++ return 0; ++} ++ ++static int snd_ep93xx_pcm_copy_playback(struct snd_pcm_substream * substream,int channel, ++ snd_pcm_uframes_t pos,void __user *src, snd_pcm_uframes_t count) ++{ ++ ++ audio_state_t *state = (audio_state_t *)substream->private_data; ++ struct snd_pcm_runtime *runtime = substream->runtime; ++ audio_stream_t *stream = state->output_stream ; ++ audio_channel_t *dma_channel; ++ int i; ++ int tocount = frames_to_bytes(runtime,count); ++ ++ for( i = 0; i < stream->dma_num_channels; i++ ){ ++ ++ dma_channel = &stream->dma_channels[i]; ++ stream->hwbuf[i] = dma_channel->area + ( frames_to_bytes(runtime,pos) * stream->dma2usr_ratio / stream->dma_num_channels ); ++ ++ } ++ ++ if(copy_from_user_with_conversion(stream ,(const char*)src,(tocount * stream->dma2usr_ratio),state->bCompactMode) <=0 ){ ++ DPRINTK(KERN_ERR "copy_from_user_with_conversion() failed\n"); ++ return -EFAULT; ++ } ++ ++ DPRINTK("snd_ep93xx_pcm_copy_playback - exit\n"); ++ return 0; ++} ++ ++ ++static int snd_ep93xx_pcm_copy_capture(struct snd_pcm_substream * substream,int channel, ++ snd_pcm_uframes_t pos,void __user *src, snd_pcm_uframes_t count) ++{ ++ audio_state_t *state = (audio_state_t *)substream->private_data; ++ struct snd_pcm_runtime *runtime = substream->runtime; ++ audio_stream_t *stream = state->input_stream ; ++ audio_channel_t *dma_channel; ++ int i; ++ ++ int tocount = frames_to_bytes(runtime,count); ++ ++ for( i = 0; i < stream->dma_num_channels; i++ ){ ++ ++ dma_channel = &stream->dma_channels[i]; ++ stream->hwbuf[i] = dma_channel->area + ( frames_to_bytes(runtime,pos) * stream->dma2usr_ratio / stream->dma_num_channels ); ++ ++ } ++ ++ if(copy_to_user_with_conversion(stream,(const char*)src,tocount,state->bCompactMode) <=0 ){ ++ ++ DPRINTK(KERN_ERR "copy_to_user_with_conversion() failed\n"); ++ return -EFAULT; ++ } ++ ++ DPRINTK("snd_ep93xx_pcm_copy_capture - exit\n"); ++ return 0; ++} ++ ++/*----------------------------------------------------------------------------------*/ ++static unsigned short ep93xx_ac97_read(struct snd_ac97 *ac97, unsigned short reg) ++{ ++ int val = -1; ++ /*volatile u32 *reg_addr;*/ ++ ++ DPRINTK(" number of codec:%x reg=%x\n",ac97->num,reg); ++ val=peek(reg); ++ if(val==-1){ ++ printk(KERN_ERR "%s: read error (ac97_reg=%d )val=%x\n", ++ __FUNCTION__, reg, val); ++ return 0; ++ } ++ ++ return val; ++} ++ ++static void ep93xx_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short val) ++{ ++ /*volatile u32 *reg_addr;*/ ++ int ret; ++ ++ DPRINTK(" number of codec:%x rge=%x val=%x\n",ac97->num,reg,val); ++ ret=poke(reg, val); ++ if(ret!=0){ ++ printk(KERN_ERR "%s: write error (ac97_reg=%d val=%x)\n", ++ __FUNCTION__, reg, val); ++ } ++ ++} ++ ++static void ep93xx_ac97_reset(struct snd_ac97 *ac97) ++{ ++ ++ DPRINTK(" ep93xx_ac97_reset\n"); ++ ep93xx_audio_init(); ++ ++} ++ ++static struct snd_ac97_bus_ops ep93xx_ac97_ops = { ++ .read = ep93xx_ac97_read, ++ .write = ep93xx_ac97_write, ++ .reset = ep93xx_ac97_reset, ++}; ++ ++static struct snd_pcm *ep93xx_ac97_pcm; ++static struct snd_ac97 *ep93xx_ac97_ac97; ++ ++static struct snd_pcm_ops snd_ep93xx_pcm_playback_ops = { ++ .open = snd_ep93xx_pcm_open, ++ .close = snd_ep93xx_pcm_close, ++ .ioctl = snd_pcm_lib_ioctl, ++ .hw_params = snd_ep93xx_pcm_hw_params, ++ .hw_free = snd_ep93xx_pcm_hw_free, ++ .prepare = snd_ep93xx_pcm_prepare_playback, ++ .trigger = snd_ep93xx_pcm_trigger, ++ .pointer = snd_ep93xx_pcm_pointer_playback, ++ .copy = snd_ep93xx_pcm_copy_playback, ++ ++}; ++ ++static struct snd_pcm_ops snd_ep93xx_pcm_capture_ops = { ++ .open = snd_ep93xx_pcm_open, ++ .close = snd_ep93xx_pcm_close, ++ .ioctl = snd_pcm_lib_ioctl, ++ .hw_params = snd_ep93xx_pcm_hw_params, ++ .hw_free = snd_ep93xx_pcm_hw_free, ++ .prepare = snd_ep93xx_pcm_prepare_capture, ++ .trigger = snd_ep93xx_pcm_trigger, ++ .pointer = snd_ep93xx_pcm_pointer_capture, ++ .copy = snd_ep93xx_pcm_copy_capture, ++}; ++ ++/*--------------------------------------------------------------------------*/ ++ ++ ++static int snd_ep93xx_pcm_new(struct snd_card *card, audio_state_t *state, struct snd_pcm **rpcm) ++{ ++ struct snd_pcm *pcm; ++ int play = state->output_stream? 1 : 0;/*SNDRV_PCM_STREAM_PLAYBACK*/ ++ int capt = state->input_stream ? 1 : 0;/*SNDRV_PCM_STREAM_CAPTURE*/ ++ int ret = 0; ++ ++ DPRINTK("snd_ep93xx_pcm_new - enter\n"); ++ ++ /* Register the new pcm device interface */ ++ ret = snd_pcm_new(card, "EP93xx-AC97-PCM", 0, play, capt, &pcm); ++ ++ if (ret){ ++ DPRINTK("%s--%x:card=%x,play=%x,capt=%x,&pcm=%x\n",__FUNCTION__,ret,(int)card,play,capt,(int)pcm); ++ goto out; ++ } ++ ++ /* allocate the pcm(DMA) memory */ ++ ret = snd_pcm_lib_preallocate_pages_for_all(pcm, /*SNDRV_DMA_TYPE_DEV,0,*/SNDRV_DMA_TYPE_CONTINUOUS,snd_dma_continuous_data(GFP_KERNEL),128*1024,128*1024); ++ ++ DPRINTK("The substream item : \n"); ++ DPRINTK("pcm->streams[0].substream->dma_buffer.addr = 0x%x\n", pcm->streams[0].substream->dma_buffer.addr); ++ DPRINTK("pcm->streams[0].substream->dma_buffer.area = 0x%x\n", pcm->streams[0].substream->dma_buffer.area); ++ DPRINTK("pcm->streams[0].substream->dma_buffer.bytes = 0x%x\n", pcm->streams[0].substream->dma_buffer.bytes); ++ DPRINTK("pcm->streams[1].substream->dma_buffer.addr = 0x%x\n", pcm->streams[1].substream->dma_buffer.addr); ++ DPRINTK("pcm->streams[1].substream->dma_buffer.area = 0x%x\n", pcm->streams[1].substream->dma_buffer.area); ++ DPRINTK("pcm->streams[1].substream->dma_buffer.bytes = 0x%x\n", pcm->streams[1].substream->dma_buffer.bytes); ++ ++ pcm->private_data = state; ++ ++ /* seem to free the pcm data struct-->self dma buffer */ ++ pcm->private_free = (void*) snd_pcm_lib_preallocate_free_for_all; ++ ++ /* alsa pcm ops setting for SNDRV_PCM_STREAM_PLAYBACK */ ++ if (play) { ++ int stream = SNDRV_PCM_STREAM_PLAYBACK; ++ snd_pcm_set_ops(pcm, stream, &snd_ep93xx_pcm_playback_ops); ++ } ++ ++ /* alsa pcm ops setting for SNDRV_PCM_STREAM_CAPTURE */ ++ if (capt) { ++ int stream = SNDRV_PCM_STREAM_CAPTURE; ++ snd_pcm_set_ops(pcm, stream, &snd_ep93xx_pcm_capture_ops); ++ } ++ ++ if (rpcm) ++ *rpcm = pcm; ++ DPRINTK("snd_ep93xx_pcm_new - exit\n"); ++out: ++ return ret; ++} ++ ++#ifdef CONFIG_PM ++ ++int ep93xx_ac97_do_suspend(struct snd_card *card, unsigned int state) ++{ ++ if (card->power_state != SNDRV_CTL_POWER_D3cold) { ++ snd_pcm_suspend_all(ep93xx_ac97_pcm); ++ snd_ac97_suspend(ep93xx_ac97_ac97); ++ snd_power_change_state(card, SNDRV_CTL_POWER_D3cold); ++ } ++ ++ return 0; ++} ++ ++int ep93xx_ac97_do_resume(struct snd_card *card, unsigned int state) ++{ ++ if (card->power_state != SNDRV_CTL_POWER_D0) { ++ ++ snd_ac97_resume(ep93xx_ac97_ac97); ++ snd_power_change_state(card, SNDRV_CTL_POWER_D0); ++ } ++ ++ return 0; ++} ++ ++int ep93xx_ac97_suspend(struct platform_device *_dev, u32 state, u32 level) ++{ ++ struct snd_card *card = platform_get_drvdata(_dev); ++ int ret = 0; ++ ++ if (card && level == SUSPEND_DISABLE) ++ ret = ep93xx_ac97_do_suspend(card, SNDRV_CTL_POWER_D3cold); ++ ++ return ret; ++} ++ ++int ep93xx_ac97_resume(struct platform_device *_dev, u32 level) ++{ ++ struct snd_card *card = platform_get_drvdata(_dev); ++ int ret = 0; ++ ++ if (card && level == RESUME_ENABLE) ++ ret = ep93xx_ac97_do_resume(card, SNDRV_CTL_POWER_D0); ++ ++ return ret; ++} ++ ++#else ++/* ++#define ep93xx_ac97_do_suspend NULL ++#define ep93xx_ac97_do_resume NULL ++#define ep93xx_ac97_suspend NULL ++#define ep93xx_ac97_resume NULL ++*/ ++ ++int ep93xx_ac97_do_suspend(struct snd_card *card, unsigned int state) ++{ ++ return 0; ++} ++ ++int ep93xx_ac97_do_resume(struct snd_card *card, unsigned int state) ++{ ++ return 0; ++} ++ ++int ep93xx_ac97_resume(struct platform_device *_dev, u32 level) ++{ ++ struct snd_card *card = platform_get_drvdata(_dev); ++ int ret = 0; ++ ++ //if (card && level == RESUME_ENABLE) ++ ret = ep93xx_ac97_do_resume(card, SNDRV_CTL_POWER_D0); ++ ++ return ret; ++} ++ ++int ep93xx_ac97_suspend(struct platform_device *_dev, u32 state, u32 level) ++{ ++ struct snd_card *card = platform_get_drvdata(_dev); ++ int ret = 0; ++ ++ //if (card && level == SUSPEND_DISABLE) ++ ret = ep93xx_ac97_do_suspend(card, SNDRV_CTL_POWER_D3cold); ++ ++ return ret; ++} ++ ++#endif ++ ++ ++ ++/* module init & exit */ ++static int __devinit ep93xx_ac97_probe(struct platform_device *dev) ++{ ++ struct snd_card *card; ++ struct snd_ac97_bus *ac97_bus; ++ struct snd_ac97_template ac97_template; ++ int err = -ENOMEM; ++ struct resource *res = NULL; ++ ++ DPRINTK("snd_ep93xx_probe - enter\n"); ++ ++ /* Enable audio early on, give the DAC time to come up. */ ++ res = platform_get_resource( dev, IORESOURCE_MEM, 0); ++ ++ if(!res) { ++ printk("error : platform_get_resource \n"); ++ return -ENODEV; ++ } ++ ++ if (!request_mem_region(res->start,res->end - res->start + 1, "snd-ac97-cs4202" )){ ++ printk("error : request_mem_region\n"); ++ return -EBUSY; ++ } ++ ++ /*enable ac97 codec*/ ++ ep93xx_audio_init(); ++ ++ /* register the soundcard */ ++ card = snd_card_new(SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1, ++ THIS_MODULE, 0); ++ if (!card){ ++ printk("AC97: snd_card_new error\n"); ++ goto error; ++ } ++ ++ card->dev = &dev->dev; ++ /*regist the new pcm device*/ ++ err = snd_ep93xx_pcm_new(card, &audio_state, &ep93xx_ac97_pcm); ++ if (err){ ++ printk("AC97: ep93xx_ac97_pcm_new error\n"); ++ goto error; ++ } ++ if (card == NULL) { ++ DPRINTK(KERN_ERR "snd_card_new() failed\n"); ++ goto error; ++ } ++ ++ /*driver name*/ ++ strcpy(card->driver, "CS4202A"); ++ strcpy(card->shortname, "Cirrus Logic AC97 Audio "); ++ strcpy(card->longname, "Cirrus Logic AC97 Audio with CS4202A"); ++ ++ /*regist the new ac97 device*/ ++ err = snd_ac97_bus(card, 0, &ep93xx_ac97_ops, NULL, &ac97_bus); ++ if (err){ ++ printk("AC97: snd_ac97_bus error\n"); ++ goto error; ++ } ++ ++ memset(&ac97_template, 0, sizeof(ac97_template)); ++ err = snd_ac97_mixer(ac97_bus, &ac97_template, &ep93xx_ac97_ac97); ++ if (err){ ++ printk("AC97: snd_ac97_mixer error\n"); ++ goto error; ++ } ++ ++ /**/ ++ ep93xx_audio_init(); ++ /*setting the card device callback*/ ++ //err = snd_card_set_pm_callback(card, ep93xx_ac97_do_suspend,ep93xx_ac97_do_resume, (void*)NULL); ++ //if(err != 0){ ++ // printk("snd_card_set_pm_callback error\n"); ++ //} ++ ++ /*regist the new CARD device*/ ++ err = snd_card_register(card); ++ if (err == 0) { ++ printk( KERN_INFO "Cirrus Logic ep93xx ac97 audio initialized\n" ); ++ platform_set_drvdata(dev,card); ++ DPRINTK("snd_ep93xx_probe - exit\n"); ++ return 0; ++ } ++ ++error: ++ snd_card_free(card); ++ printk("snd_ep93xx_probe - error\n"); ++ return err; ++ ++return 0; ++} ++ ++static int __devexit ep93xx_ac97_remove(struct platform_device *dev) ++{ ++ struct resource *res; ++ struct snd_card *card = platform_get_drvdata(dev); ++ ++ res = platform_get_resource( dev, IORESOURCE_MEM, 0); ++ release_mem_region(res->start, res->end - res->start + 1); ++ ++ DPRINTK("snd_ep93xx_ac97_remove - enter\n"); ++ ++ if (card) { ++ snd_card_free(card); ++ platform_set_drvdata(dev, NULL); ++ } ++ DPRINTK("snd_ep93xx_remove - exit\n"); ++ ++return 0; ++} ++ ++ ++static struct platform_driver ep93xx_ac97_driver = { ++ .probe = ep93xx_ac97_probe, ++ .remove = __devexit_p (ep93xx_ac97_remove), ++ .suspend = ep93xx_ac97_suspend, ++ .resume = ep93xx_ac97_resume, ++ .driver = { ++ .name = "ep93xx-ac97", ++ }, ++}; ++ ++ ++static int __init ep93xx_ac97_init(void) ++{ ++ int ret; ++ ++ DPRINTK(KERN_INFO "%s: version %s\n", DRIVER_DESC, DRIVER_VERSION); ++ DPRINTK("snd_ep93xx_AC97_init - enter\n"); ++ ret = platform_driver_register(&ep93xx_ac97_driver); ++ DPRINTK("snd_ep93xx_AC97_init - exit\n"); ++ return ret; ++} ++ ++static void __exit ep93xx_ac97_exit(void) ++{ ++ DPRINTK("ep93xx_ac97_exit - enter\n"); ++ return platform_driver_unregister(&ep93xx_ac97_driver); ++} ++ ++module_init(ep93xx_ac97_init); ++module_exit(ep93xx_ac97_exit); ++ ++MODULE_DESCRIPTION("Cirrus Logic audio module"); ++MODULE_LICENSE("GPL"); +--- /dev/null ++++ linux-2.6.31/sound/arm/ep93xx-ac97.h +@@ -0,0 +1,89 @@ ++/* ++ * linux/sound/arm/ep93xx-ac97.h -- ALSA PCM interface for the edb93xx ac97 audio ++ * ++ * Author: Fred Wei ++ * Created: July 19, 2005 ++ * Copyright: Cirrus Logic, Inc. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ */ ++ ++#define EP93XX_DEFAULT_NUM_CHANNELS 2 ++#define EP93XX_DEFAULT_FORMAT SNDRV_PCM_FORMAT_S16_LE ++#define EP93XX_DEFAULT_BIT_WIDTH 16 ++#define MAX_DEVICE_NAME 20 ++ ++/* ++ * Buffer Management ++ */ ++ ++typedef struct { ++ ++ unsigned char *area; /* virtual pointer */ ++ dma_addr_t dma_addr; /* physical address */ ++ size_t bytes; ++ size_t reportedbytes; /* buffer size */ ++ int sent; /* indicates that dma has the buf */ ++ char *start; /* points to actual buffer */ ++ ++} audio_buf_t; ++ ++ ++typedef struct { ++ ++ unsigned char *area; /* virtual pointer */ ++ dma_addr_t addr; /* physical address */ ++ size_t bytes; /* buffer size in bytes */ ++ unsigned char *buff_pos; /* virtual pointer */ ++ audio_buf_t *audio_buffers; /* array of audio buffer structures */ ++ int audio_buff_count; ++ ++ ++} audio_channel_t; ++ ++typedef struct audio_stream_s { ++ ++ /* dma stuff */ ++ int dmahandles[3]; /* handles for dma driver instances */ ++ char devicename[MAX_DEVICE_NAME]; /* string - name of device */ ++ int dma_num_channels; /* 1, 2, or 3 DMA channels */ ++ audio_channel_t *dma_channels; ++ u_int nbfrags; /* nbr of fragments i.e. buffers */ ++ u_int fragsize; /* fragment i.e. buffer size */ ++ u_int dmasize; ++ int bytecount; /* nbr of processed bytes */ ++ int externedbytecount; /* nbr of processed bytes */ ++ volatile int active; /* actually in progress */ ++ volatile int stopped; /* might be active but stopped */ ++ char *hwbuf[3]; ++ long audio_rate; ++ long audio_num_channels; /* Range: 1 to 6 */ ++ int audio_channels_flag; ++ long audio_format; ++ long audio_stream_bitwidth; /* Range: 8, 16, 24 */ ++ int dma2usr_ratio; ++ ++} audio_stream_t; ++ ++ ++/* ++ * State structure for one instance ++ */ ++typedef struct { ++ ++ audio_stream_t *output_stream; ++ audio_stream_t *input_stream; ++ ep93xx_dma_dev_t output_dma[3]; ++ ep93xx_dma_dev_t input_dma[3]; ++ char *output_id[3]; ++ char *input_id[3]; ++ struct semaphore sem; /* to protect against races in attach() */ ++ int codec_set_by_playback; ++ int codec_set_by_capture; ++ int DAC_bit_width; /* 16, 20, 24 bits */ ++ int bCompactMode; /* set if 32bits = a stereo sample */ ++ ++} audio_state_t; ++ diff --git a/recipes/linux/linux-2.6.32/ep93xx/ep93xx-spi.patch b/recipes/linux/linux-2.6.32/ep93xx/ep93xx-spi.patch new file mode 100644 index 0000000000..6effac1717 --- /dev/null +++ b/recipes/linux/linux-2.6.32/ep93xx/ep93xx-spi.patch @@ -0,0 +1,721 @@ +--- + drivers/spi/Kconfig | 6 + drivers/spi/Makefile | 1 + drivers/spi/spi_ep93xx.c | 679 +++++++++++++++++++++++++++++++++++++++++++++++ + 3 files changed, 686 insertions(+) + +--- linux-2.6.32.orig/drivers/spi/Kconfig ++++ linux-2.6.32/drivers/spi/Kconfig +@@ -98,10 +98,16 @@ config SPI_BUTTERFLY + This uses a custom parallel port cable to connect to an AVR + Butterfly <http://www.atmel.com/products/avr/butterfly>, an + inexpensive battery powered microcontroller evaluation board. + This same cable can be used to flash new firmware. + ++config SPI_EP93XX ++ tristate "EP93xx SSP SPI master" ++ depends on SPI_MASTER && ARCH_EP93XX && EXPERIMENTAL ++ help ++ This enables the EP93xx SPI master controller. ++ + config SPI_GPIO + tristate "GPIO-based bitbanging SPI Master" + depends on GENERIC_GPIO + select SPI_BITBANG + help +--- linux-2.6.32.orig/drivers/spi/Makefile ++++ linux-2.6.32/drivers/spi/Makefile +@@ -31,10 +31,11 @@ obj-$(CONFIG_SPI_S3C24XX_GPIO) += spi_s + obj-$(CONFIG_SPI_S3C24XX) += spi_s3c24xx.o + obj-$(CONFIG_SPI_TXX9) += spi_txx9.o + obj-$(CONFIG_SPI_XILINX) += xilinx_spi.o + obj-$(CONFIG_SPI_SH_SCI) += spi_sh_sci.o + obj-$(CONFIG_SPI_STMP3XXX) += spi_stmp.o ++obj-$(CONFIG_SPI_EP93XX) += spi_ep93xx.o + # ... add above this line ... + + # SPI protocol drivers (device/link on bus) + obj-$(CONFIG_SPI_SPIDEV) += spidev.o + obj-$(CONFIG_SPI_TLE62X0) += tle62x0.o +--- /dev/null ++++ linux-2.6.32/drivers/spi/spi_ep93xx.c +@@ -0,0 +1,679 @@ ++/* ++ * linux/drivers/spi/spi_ep93xx.c ++ * ++ * Copyright (C) 2007 Manfred Gruber <m.gruber@tirol.com> ++ * Small changes by Peter Ivanov <ivanovp@gmail.com> to support MMC over SPI, 2008 ++ * SIM.ONE changes by Nuccio Raciti Simplemachine <nuccio.raciti@gmail.com> ++ * ++ * Based on pxa2xx_spi.c/spi_imx.c and bitbang.c driver ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ * ++ */ ++ ++#include <linux/blkdev.h> ++#include <linux/clk.h> ++#include <linux/delay.h> ++#include <linux/dma-mapping.h> ++#include <linux/err.h> ++#include <linux/errno.h> ++#include <linux/init.h> ++#include <linux/io.h> ++#include <linux/interrupt.h> ++#include <linux/platform_device.h> ++#include <linux/spinlock.h> ++#include <linux/workqueue.h> ++ ++#include <linux/spi/spi.h> ++ ++#include <mach/hardware.h> ++#include <mach/ep93xx-regs.h> ++#include <mach/gpio.h> ++ ++/* #define SPI_EP93XX_DEBUG */ ++ ++#define DEFINE_SSP_REG(reg, off) \ ++ static inline u32 read_##reg(void *p) \ ++ { return __raw_readl(p + (off)); } \ ++ static inline void write_##reg(u32 v, void *p) \ ++ { __raw_writel(v, p + (off)); } ++ ++DEFINE_SSP_REG(SSPCR0, 0x00) ++DEFINE_SSP_REG(SSPCR1, 0x04) ++DEFINE_SSP_REG(SSPDR, 0x08) ++DEFINE_SSP_REG(SSPSR, 0x0c) ++DEFINE_SSP_REG(SSPCPSR, 0x10) ++DEFINE_SSP_REG(SSPIIR, 0x14) ++DEFINE_SSP_REG(SSPICR, 0x14) ++ ++/* Bits in SSPCR0 */ ++#define SSPCR0_DSS_MASK 0x0000000f ++#define SSPCR0_FRF_MASK 0x00000030 ++#define SSPCR0_FRF_SHIFT 4 ++#define SSPCR0_FRF_MOTOROLA (0 << SSPCR0_FRF_SHIFT) ++#define SSPCR0_FRF_TI (1 << SSPCR0_FRF_SHIFT) ++#define SSPCR0_FRF_NI (2 << SSPCR0_FRF_SHIFT) ++#define SSPCR0_SPO 0x00000040 ++#define SSPCR0_SPH 0x00000080 ++#define SSPCR0_SCR_MASK 0x0000ff00 ++#define SSPCR0_SCR_SHIFT 8 ++ ++/* Bits in SSPCR1 */ ++#define SSPC1_RIE 0x00000001 ++#define SSPC1_TIE 0x00000002 ++#define SSPC1_RORIE 0x00000004 ++#define SSPC1_LBM 0x00000008 ++#define SSPC1_SSE 0x00000010 ++#define SSPC1_MS 0x00000020 ++#define SSPC1_SOD 0x00000040 ++ ++/* Bits in SSPSR */ ++#define SSPSR_TFE 0x00000001 /* TX FIFO is empty */ ++#define SSPSR_TNF 0x00000002 /* TX FIFO is not full */ ++#define SSPSR_RNE 0x00000004 /* RX FIFO is not empty */ ++#define SSPSR_RFF 0x00000008 /* RX FIFO is full */ ++#define SSPSR_BSY 0x00000010 /* SSP is busy */ ++#define SSPSR_MASK 0x0000001F /* SSP is busy */ ++ ++/* Bits in SSPCPSR */ ++#define SSPCPSR_SCR_MASK 0x000000ff ++ ++/* Bits in SSPIIR */ ++#define SSPIIR_RIS 0x00000001 /* RX FIFO IRQ status */ ++#define SSPIIR_TIS 0x00000002 /* TX FIFO is not full */ ++#define SSPIIR_RORIS 0x00000004 /* RX FIFO is full */ ++ ++#define SPI_SSPCLK 7.4e6 ++#define SPI_SSPCLK_REV_E2 14.8e6 /* only for chip Rev E2 */ ++#define SPI_MAX_SPEED 3.7e6 ++#define SPI_MAX_SPEED_REV_E2 7.4e6 /* only for chip Rev E2 */ ++#define SPI_CPSDVR_DIV_MIN 2 ++#define SPI_CPSDVR_DIV_MAX 254 ++#define SPI_SCR_DIV_MIN 0 ++#define SPI_SCR_DIV_MAX 255 ++#define SPI_DATARATE_OK 0 ++#define SPI_DATARATE_NOK -1 ++ ++struct driver_data { ++ /* Driver model hookup */ ++ struct platform_device *pdev; ++ ++ /* SPI framework hookup */ ++ struct spi_master *master; ++ ++ /* SSP register addresses */ ++ void *ioaddr; ++ ++ /* SSP irq */ ++ int irq; ++ ++ struct list_head queue; ++ ++ /* SSP spinlock */ ++ spinlock_t lock; ++ ++ struct workqueue_struct *workqueue; ++ struct work_struct work; ++ ++ u8 busy; ++ u8 use_dma; ++}; ++ ++static unsigned ep93xx_txrx_8(struct spi_device *spi, struct spi_transfer *t) ++{ ++ struct driver_data *drv_data; ++ const u8 *tx = t->tx_buf; ++ u8 *rx = t->rx_buf; ++ unsigned count = t->len; ++ u8 byte; ++ int busy; ++ ++ drv_data = spi_master_get_devdata(spi->master); ++ ++#ifdef SPI_EP93XX_DEBUG ++ dev_info(&spi->dev, ++ "ep93xx_txrx_8: t->len %u \n", t->len); ++#endif ++ ++ while (likely(count > 0)) { ++ byte = 0; ++ if (tx) { ++ byte = *tx++; ++#ifdef SPI_EP93XX_DEBUG ++ dev_info(&spi->dev, ++ "ep93xx_txrx_8: write 0x%x \n", byte); ++#endif ++ } ++ ++ write_SSPDR(byte, drv_data->ioaddr); ++ busy = read_SSPSR(drv_data->ioaddr); ++ while (busy & SSPSR_BSY) { ++ cpu_relax(); ++ busy = read_SSPSR(drv_data->ioaddr); ++#ifdef SPI_EP93XX_DEBUG ++ dev_info(&spi->dev, ++ "ep93xx_txrx_8: delay. SSPSR: 0x%X\n", busy); ++#endif ++ } ++ byte = read_SSPDR(drv_data->ioaddr); ++ ++ if (rx) { ++ *rx++ = byte; ++#ifdef SPI_EP93XX_DEBUG ++ dev_info(&spi->dev, ++ "ep93xx_txrx_8: read 0x%x \n", byte); ++#endif ++ } ++ count -= 1; ++ } ++ return t->len - count; ++} ++ ++ ++static unsigned ep93xx_txrx_16(struct spi_device *spi, struct spi_transfer *t) ++{ ++ ++ struct driver_data *drv_data; ++ const u16 *tx = t->tx_buf; ++ u16 *rx = t->rx_buf; ++ unsigned count = t->len; ++ u16 word; ++ int busy; ++ ++ drv_data = spi_master_get_devdata(spi->master); ++ ++#ifdef SPI_EP93XX_DEBUG ++ dev_info(&spi->dev, ++ "ep93xx_txrx_16: t->len %u \n", t->len); ++#endif ++ while (likely(count > 0)) { ++ word = 0; ++ if (tx) { ++ word = *tx++; ++#ifdef SPI_EP93XX_DEBUG ++ dev_info(&spi->dev, ++ "ep93xx_txrx_16: write 0x%x \n", word); ++#endif ++ } ++ ++ write_SSPDR(word, drv_data->ioaddr); ++ busy = read_SSPSR(drv_data->ioaddr); ++ while (busy & SSPSR_BSY) { ++ cpu_relax(); ++ busy = read_SSPSR(drv_data->ioaddr); ++#ifdef SPI_EP93XX_DEBUG ++ dev_info(&spi->dev, ++ "ep93xx_txrx_8: delay.\n"); ++#endif ++ } ++ ++ word = read_SSPDR(drv_data->ioaddr); ++ ++ if (rx) { ++ *rx++ = word; ++#ifdef SPI_EP93XX_DEBUG ++ dev_info(&spi->dev, ++ "ep93xx_txrx_16: read 0x%x \n", word); ++#endif ++ } ++ count -= 2; ++ } ++ return t->len - count; ++} ++ ++static u32 spi_data_rate(u32 speed_hz, u32 *div_cpsdvr, u32 *div_scr, ++ struct driver_data *drv_data, struct spi_device *spi) ++{ ++ unsigned int spi_sspclk = SPI_SSPCLK; ++ unsigned int bus_speed_max = SPI_MAX_SPEED; ++ unsigned int bus_hz_tmp = 0; ++ u32 div_cpsdvr_tmp; ++ u32 div_scr_tmp; ++ u32 rv = SPI_DATARATE_NOK; ++ int chip_rev; ++ ++ /* Checking CHIP_ID */ ++ chip_rev = (__raw_readl (EP93XX_SYSCON_CHIP_ID) >> 28) & 0xF; ++ if (chip_rev == 7) ++ { ++ /* Chip version: Rev E2 */ ++ /* This device has double speed SSP clock */ ++ spi_sspclk = SPI_SSPCLK_REV_E2; ++ bus_speed_max = SPI_MAX_SPEED_REV_E2; ++#ifdef SPI_EP93XX_DEBUG ++ dev_info(&spi->dev, ++ "Chip Rev E2 detected! This device has double speed SSP clock.\n"); ++#endif ++ } ++ ++ *div_cpsdvr = SPI_CPSDVR_DIV_MAX; ++ *div_scr = SPI_SCR_DIV_MAX; ++ ++ for (div_cpsdvr_tmp = SPI_CPSDVR_DIV_MIN; ++ div_cpsdvr_tmp <= SPI_CPSDVR_DIV_MAX && rv; div_cpsdvr_tmp++) { ++ for (div_scr_tmp = SPI_SCR_DIV_MIN; ++ div_scr_tmp <= SPI_SCR_DIV_MAX && rv; div_scr_tmp++) { ++ bus_hz_tmp = spi_sspclk / (div_cpsdvr_tmp * (1 + div_scr_tmp)); ++ if (bus_hz_tmp <= speed_hz && bus_hz_tmp <= bus_speed_max) { ++ *div_cpsdvr = div_cpsdvr_tmp; ++ *div_scr = div_scr_tmp; ++ rv = SPI_DATARATE_OK; ++ } ++ } ++ } ++#ifdef SPI_EP93XX_DEBUG ++ dev_info(&spi->dev, ++ "Needed SPI bus frequency: %i Hz\n", speed_hz); ++ dev_info(&spi->dev, ++ "Actual SPI bus frequency: %i Hz\n", bus_hz_tmp); ++#endif ++ return rv; ++} ++ ++/* Supported modes (returns -EINVAL if not supported mode requested) */ ++#define MODEBITS (SPI_CPOL | SPI_CPHA | SPI_CS_HIGH) ++ ++static int ep93xx_spi_setup(struct spi_device *spi) ++{ ++ struct driver_data *drv_data; ++ u16 val; ++ u32 div_scr; ++ u32 div_cpsdvr; ++ unsigned int bits = spi->bits_per_word; ++ unsigned long speed_hz = spi->max_speed_hz; ++ ++ drv_data = spi_master_get_devdata(spi->master); ++ ++ /* enable SSP */ ++ write_SSPCR1(SSPC1_SSE, drv_data->ioaddr); ++ /* Enable SSP and loopback mode (only for testing!) */ ++ /* write_SSPCR1(SSPC1_SSE | SSPC1_LBM, drv_data->ioaddr); */ ++ ++ if (bits == 0) ++ bits = 8; ++ if (bits < 4 || bits > 16) { ++ dev_err(&spi->dev, ++ "setup invalid bits_per_word %u (4 to 16)\n", bits); ++ return -EINVAL; ++ } else { ++ val = read_SSPCR0(drv_data->ioaddr); ++ val = val & ~SSPCR0_DSS_MASK ; ++ val = val | (bits-1); ++ write_SSPCR0(val, drv_data->ioaddr); ++#ifdef SPI_EP93XX_DEBUG ++ dev_info (&spi->dev, "Bits per word: %i\n", bits); ++#endif ++ } ++ ++ if (spi->mode & ~MODEBITS) { ++ dev_err(&spi->dev, "unsupported mode bits: %x\n", ++ spi->mode & ~MODEBITS); ++ return -EINVAL; ++ } else { ++ val = read_SSPCR0(drv_data->ioaddr); ++ val = val & ~SSPCR0_SPO; ++ val = val & ~SSPCR0_SPH; ++ if (spi->mode & SPI_CPOL) ++ { ++ val = val | SSPCR0_SPO; ++ } ++#ifdef SPI_EP93XX_DEBUG ++ dev_info (&spi->dev, "Clock polarity (CPOL): %s\n", (spi->mode & SPI_CPHA) ? "1" : "0"); ++#endif ++ if (spi->mode & SPI_CPHA) ++ { ++ val = val | SSPCR0_SPH; ++ } ++#ifdef SPI_EP93XX_DEBUG ++ dev_info (&spi->dev, "Clock phase (CPHA): %s\n", (spi->mode & SPI_CPHA) ? "1" : "0"); ++#endif ++ write_SSPCR0(val, drv_data->ioaddr); ++ } ++ ++ if (SPI_DATARATE_OK == (spi_data_rate(speed_hz, &div_cpsdvr, ++ &div_scr, drv_data, spi))) { ++ ++ val = read_SSPCPSR(drv_data->ioaddr); ++ val = val & ~SSPCPSR_SCR_MASK; ++ val = val | div_cpsdvr; ++#ifdef SPI_EP93XX_DEBUG ++ dev_info (&spi->dev, "SSPCPSR: 0x%X\n", val); ++#endif ++ write_SSPCPSR(val, drv_data->ioaddr); ++ ++ val = read_SSPCR0(drv_data->ioaddr); ++ val = val & ~SSPCR0_SCR_MASK; ++ val = val | (div_scr << SSPCR0_SCR_SHIFT); ++#ifdef SPI_EP93XX_DEBUG ++ dev_info (&spi->dev, "SSPCR0: 0x%X (div_scr: 0x%X)\n", val, div_scr); ++#endif ++ write_SSPCR0(val, drv_data->ioaddr); ++ } else ++ return -EINVAL; ++ ++ /* reenable */ ++ val = read_SSPCR1(drv_data->ioaddr); ++ val = val & ~SSPC1_SSE; ++ write_SSPCR1(val, drv_data->ioaddr); ++ val = read_SSPCR1(drv_data->ioaddr); ++ val = val | SSPC1_SSE; ++ write_SSPCR1(val, drv_data->ioaddr); ++#ifdef SPI_EP93XX_DEBUG ++ dev_info (&spi->dev, "Loopback mode: %s\n", (val & SSPC1_LBM) ? "On" : "Off"); ++#endif ++ ++ return 0; ++} ++ ++static int ep93xx_spi_transfer(struct spi_device *spi, struct spi_message *m) ++{ ++ struct driver_data *drv_data; ++ unsigned long flags; ++ int status = 0; ++ ++ m->actual_length = 0; ++ m->status = -EINPROGRESS; ++ ++ drv_data = spi_master_get_devdata(spi->master); ++ ++ spin_lock_irqsave(&drv_data->lock, flags); ++ if (!spi->max_speed_hz) ++ status = -ENETDOWN; ++ else { ++ list_add_tail(&m->queue, &drv_data->queue); ++ queue_work(drv_data->workqueue, &drv_data->work); ++ } ++ spin_unlock_irqrestore(&drv_data->lock, flags); ++ return status; ++} ++ ++static void ep93xx_work(struct work_struct *work) ++{ ++ struct driver_data *drv_data = ++ container_of(work, struct driver_data, work); ++ unsigned long flags; ++ ++ spin_lock_irqsave(&drv_data->lock, flags); ++ drv_data->busy = 1; ++ ++ while (!list_empty(&drv_data->queue)) { ++ struct spi_message *m; ++ struct spi_device *spi; ++ struct spi_transfer *t = NULL; ++ int status; ++ ++ m = container_of(drv_data->queue.next, struct spi_message, ++ queue); ++ list_del_init(&m->queue); ++ spin_unlock_irqrestore(&drv_data->lock, flags); ++ ++ spi = m->spi; ++ status = 0; ++ ++ list_for_each_entry(t, &m->transfers, transfer_list) { ++ ++ if (!t->tx_buf && !t->rx_buf && t->len) { ++ status = -EINVAL; ++ break; ++ } ++ ++ if (t->len) { ++ if (!m->is_dma_mapped) { ++ t->rx_dma = 0; ++ t->tx_dma = 0; ++ } ++ if (t->bits_per_word <= 8) ++ status = ep93xx_txrx_8(spi, t); ++ else ++ status = ep93xx_txrx_16(spi, t); ++ } ++ ++ if (status != t->len) { ++ if (status > 0) ++ status = -EMSGSIZE; ++ break; ++ } ++ m->actual_length += status; ++ status = 0; ++ ++ /* protocol tweaks before next transfer */ ++ if (t->delay_usecs) ++ udelay(t->delay_usecs); ++ ++ if (t->transfer_list.next == &m->transfers) ++ break; ++ } ++ ++ m->status = status; ++ m->complete(m->context); ++ ++ spin_lock_irqsave(&drv_data->lock, flags); ++ } ++ drv_data->busy = 0; ++ spin_unlock_irqrestore(&drv_data->lock, flags); ++} ++ ++static irqreturn_t ssp_int(int irq, void *dev_id) ++{ ++ struct driver_data *drv_data = dev_id; ++ u8 status; ++ status = read_SSPIIR(drv_data->ioaddr); ++ ++ if (status & SSPIIR_RORIS) { ++ dev_err(&drv_data->pdev->dev, "SPI rx overrun.\n"); ++ ++ /* We clear the overrun here ! */ ++ write_SSPICR(0, drv_data->ioaddr); ++ } ++ ++ /* RX interrupt */ ++ if (status & SSPIIR_RIS) ++ dev_info(&drv_data->pdev->dev, "SPI RX interrupt\n"); ++ ++ /* TX interrupt */ ++ if (status & SSPIIR_TIS) ++ dev_info(&drv_data->pdev->dev, "SPI TX interrupt\n"); ++ ++ write_SSPICR(0, drv_data->ioaddr); ++ return IRQ_HANDLED; ++} ++ ++static int __init ep93xx_spi_probe(struct platform_device *pdev) ++{ ++ struct device *dev = &pdev->dev; ++ struct spi_master *master; ++ struct driver_data *drv_data = 0; ++ struct resource *memory_resource; ++ int status = 0; ++ u16 val; ++ ++ /* Allocate master with space for drv_data and null dma buffer */ ++ master = spi_alloc_master(dev, sizeof(struct driver_data)); ++ if (!master) { ++ dev_err(&pdev->dev, "cannot alloc spi_master\n"); ++ return -ENOMEM; ++ } ++ drv_data = spi_master_get_devdata(master); ++ drv_data->master = master; ++ drv_data->pdev = pdev; ++ ++ master->num_chipselect = EP93XX_GPIO_LINE_H(7) + 1; ++ master->bus_num = pdev->id; ++ master->setup = ep93xx_spi_setup; ++ master->transfer = ep93xx_spi_transfer; ++ ++ spin_lock_init(&drv_data->lock); ++ INIT_LIST_HEAD(&drv_data->queue); ++ ++ /* Setup register addresses */ ++ memory_resource = platform_get_resource(pdev, IORESOURCE_MEM, 0); ++ if (!memory_resource) { ++ dev_err(&pdev->dev, "memory resources not defined\n"); ++ status = -EIO; ++ goto out_error_master_alloc; ++ } else { ++ drv_data->ioaddr = ioremap(memory_resource->start, ++ memory_resource->end - memory_resource->start); ++ if (drv_data->ioaddr == NULL) { ++ dev_err(&pdev->dev, "ioremap failed\n"); ++ status = -EIO; ++ goto out_error_master_alloc; ++ } ++ } ++ ++ /* Attach to IRQ */ ++ drv_data->irq = platform_get_irq(pdev, 0); ++ if (drv_data->irq < 0) ++ return drv_data->irq; ++ ++ if (drv_data->irq <= 0) { ++ dev_err(&pdev->dev, "IRQ resource not defined\n"); ++ status = -ENODEV; ++ goto out_error_master_alloc; ++ } ++ ++ status = request_irq(drv_data->irq, ssp_int, 0, "ep93xx-spi", drv_data); ++ if (status < 0) { ++ dev_err(&pdev->dev, "cannot get SPI IRQ 0\n"); ++ goto out_error_master_alloc; ++ } ++ ++ /* SSP default configuration, enable */ ++ write_SSPCR1(SSPC1_SSE, drv_data->ioaddr); ++ ++ /* run as master */ ++ val = read_SSPCR1(drv_data->ioaddr); ++ val = val & ~SSPC1_MS; ++ write_SSPCR1(val, drv_data->ioaddr); ++ ++ /* frame format to Motorola SPI Format */ ++ val = read_SSPCR0(drv_data->ioaddr); ++ val = val & ~SSPCR0_FRF_MASK ; ++ val = val | SSPCR0_FRF_MOTOROLA; ++ write_SSPCR0(val, drv_data->ioaddr); ++ ++ /* enable interrupts */ ++ val = read_SSPCR1(drv_data->ioaddr); ++ /* for now only overrun is handled */ ++ /* val = val | SSPC1_RIE | SSPC1_TIE | SSPC1_RORIE; */ ++ val = val | SSPC1_RORIE; ++ write_SSPCR1(val, drv_data->ioaddr); ++ ++ /* SSP default configuration, re enable */ ++ val = read_SSPCR1(drv_data->ioaddr); ++ val = val & ~SSPC1_SSE; ++ write_SSPCR1(val, drv_data->ioaddr); ++ val = read_SSPCR1(drv_data->ioaddr); ++ val = val | SSPC1_SSE; ++ write_SSPCR1(val, drv_data->ioaddr); ++ ++ /* Register with the SPI framework */ ++ platform_set_drvdata(pdev, drv_data); ++ status = spi_register_master(master); ++ if (status != 0) { ++ dev_err(&pdev->dev, "cannot register SPI master\n"); ++ goto out_error_master_alloc; ++ } else ++ dev_info(&pdev->dev, "SPI Controller initalized\n"); ++ ++ INIT_WORK(&drv_data->work, ep93xx_work); ++ spin_lock_init(&drv_data->lock); ++ INIT_LIST_HEAD(&drv_data->queue); ++ ++ /* this task is the only thing to touch the SPI bits */ ++ drv_data->busy = 0; ++ drv_data->workqueue = create_singlethread_workqueue( ++ dev_name(drv_data->master->dev.parent)); ++ if (drv_data->workqueue == NULL) { ++ status = -EBUSY; ++ goto out_error_free_irq; ++ } ++ ++ return status; ++ ++out_error_free_irq: ++ free_irq(drv_data->irq, master); ++out_error_master_alloc: ++ if (drv_data->ioaddr != NULL) ++ iounmap(drv_data->ioaddr); ++ spi_master_put(master); ++ return status; ++} ++ ++static int __exit ep93xx_spi_remove(struct platform_device *pdev) ++{ ++ struct driver_data *drv_data = platform_get_drvdata(pdev); ++ u8 val; ++ ++ WARN_ON(!list_empty(&drv_data->queue)); ++ ++ destroy_workqueue(drv_data->workqueue); ++ ++ /* switch off SSP*/ ++ val = read_SSPCR1(drv_data->ioaddr); ++ val = val & ~SSPC1_SSE; ++ write_SSPCR1(val, drv_data->ioaddr); ++ ++ /* release irqs */ ++ if (drv_data->irq > 0) ++ free_irq(drv_data->irq, drv_data); ++ ++ /* Disconnect from the SPI framework */ ++ spi_unregister_master(drv_data->master); ++ spi_master_put(drv_data->master); ++ ++ if (drv_data->ioaddr != NULL) ++ iounmap(drv_data->ioaddr); ++ ++ /* Prevent double remove */ ++ platform_set_drvdata(pdev, NULL); ++ return 0; ++} ++ ++#ifdef CONFIG_PM ++static int ep93xx_spi_suspend(struct platform_device *pdev, pm_message_t msg) ++{ ++ return 0; ++} ++ ++static int ep93xx_spi_resume(struct platform_device *pdev) ++{ ++ return 0; ++} ++ ++#else ++#define ep93xx_spi_suspend NULL ++#define ep93xx_spi_resume NULL ++#endif ++ ++struct platform_driver ep93xx_spi_device = { ++ .remove = __exit_p(ep93xx_spi_remove), ++#ifdef CONFIG_PM ++ .suspend = ep93xx_spi_suspend, ++ .resume = ep93xx_spi_resume, ++#endif ++ .driver = { ++ .name = "ep93xx-spi", ++ .bus = &spi_bus_type, ++ .owner = THIS_MODULE, ++ }, ++}; ++ ++int __init ep93xx_spi_init(void) ++{ ++ return platform_driver_probe(&ep93xx_spi_device, ep93xx_spi_probe); ++} ++ ++void __exit ep93xx_spi_exit(void) ++{ ++ platform_driver_unregister(&ep93xx_spi_device); ++} ++ ++module_init(ep93xx_spi_init); ++module_exit(ep93xx_spi_exit); ++ ++MODULE_DESCRIPTION("EP93XX SPI Driver"); ++MODULE_AUTHOR("Manfred Gruber, <m.gruber@tirol.com>"); ++MODULE_LICENSE("GPL"); diff --git a/recipes/linux/linux-2.6.32/ep93xx/ep93xx-touchscreen.patch b/recipes/linux/linux-2.6.32/ep93xx/ep93xx-touchscreen.patch new file mode 100644 index 0000000000..b7e209c93a --- /dev/null +++ b/recipes/linux/linux-2.6.32/ep93xx/ep93xx-touchscreen.patch @@ -0,0 +1,1320 @@ +--- + arch/arm/mach-ep93xx/include/mach/hardware.h | 1 + arch/arm/mach-ep93xx/include/mach/regs_touch.h | 95 ++ + drivers/input/touchscreen/Kconfig | 5 + drivers/input/touchscreen/Makefile | 1 + drivers/input/touchscreen/ep93xx_ts.c | 1117 +++++++++++++++++++++++++ + drivers/input/touchscreen/ep93xx_ts.h | 53 + + 6 files changed, 1272 insertions(+) + +--- linux-2.6.32.orig/arch/arm/mach-ep93xx/include/mach/hardware.h ++++ linux-2.6.32/arch/arm/mach-ep93xx/include/mach/hardware.h +@@ -6,10 +6,11 @@ + + #include <mach/ep93xx-regs.h> + #include <mach/platform.h> + + #define pcibios_assign_all_busses() 0 ++#include "regs_touch.h" + + /* + * The EP93xx has two external crystal oscillators. To generate the + * required high-frequency clocks, the processor uses two phase-locked- + * loops (PLLs) to multiply the incoming external clock signal to much +--- /dev/null ++++ linux-2.6.32/arch/arm/mach-ep93xx/include/mach/regs_touch.h +@@ -0,0 +1,95 @@ ++/*============================================================================= ++ * ++ * FILE: regs_touch.h ++ * ++ * DESCRIPTION: Analog Touchscreen Register Definition ++ * ++ * Copyright Cirrus Logic, 2001-2003 ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License as published by ++ * the Free Software Foundation; either version 2 of the License, or ++ * (at your option) any later version. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ * ++ * You should have received a copy of the GNU General Public License ++ * along with this program; if not, write to the Free Software ++ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA ++ *============================================================================= ++ */ ++#ifndef _REGS_TOUCH_H_ ++#define _REGS_TOUCH_H_ ++ ++/* ++ *----------------------------------------------------------------------------- ++ * Individual bit #defines ++ *----------------------------------------------------------------------------- ++ */ ++#define TSSETUP_SDLY_MASK 0x000003FF ++#define TSSETUP_SDLY_SHIFT 0 ++#define TSSETUP_NSMP_4 0x00000000 ++#define TSSETUP_NSMP_8 0x00000400 ++#define TSSETUP_NSMP_16 0x00000800 ++#define TSSETUP_NSMP_32 0x00000C00 ++#define TSSETUP_NSMP_MASK 0x00000C00 ++#define TSSETUP_DEV_4 0x00000000 ++#define TSSETUP_DEV_8 0x00001000 ++#define TSSETUP_DEV_12 0x00002000 ++#define TSSETUP_DEV_16 0x00003000 ++#define TSSETUP_DEV_24 0x00004000 ++#define TSSETUP_DEV_32 0x00005000 ++#define TSSETUP_DEV_64 0x00006000 ++#define TSSETUP_DEV_128 0x00007000 ++#define TSSETUP_ENABLE 0x00008000 ++#define TSSETUP_DLY_MASK 0x03FF0000 ++#define TSSETUP_DLY_SHIFT 16 ++#define TSSETUP_TDTCT 0x80000000 ++ ++#define TSMAXMIN_XMIN_MASK 0x000000FF ++#define TSMAXMIN_XMIN_SHIFT 0 ++#define TSMAXMIN_YMIN_MASK 0x0000FF00 ++#define TSMAXMIN_YMIN_SHIFT 8 ++#define TSMAXMIN_XMAX_MASK 0x00FF0000 ++#define TSMAXMIN_XMAX_SHIFT 16 ++#define TSMAXMIN_YMAX_MASK 0xFF000000 ++#define TSMAXMIN_YMAX_SHIFT 24 ++ ++#define TSXYRESULT_X_MASK 0x00000FFF ++#define TSXYRESULT_X_SHIFT 0 ++#define TSXYRESULT_AD_MASK 0x0000FFFF ++#define TSXYRESULT_AD_SHIFT 0 ++#define TSXYRESULT_Y_MASK 0x0FFF0000 ++#define TSXYRESULT_Y_SHIFT 16 ++#define TSXYRESULT_SDR 0x80000000 ++ ++#define TSX_SAMPLE_MASK 0x00003FFF ++#define TSX_SAMPLE_SHIFT 0x00 ++#define TSY_SAMPLE_MASK 0x3FFF0000 ++#define TSY_SAMPLE_SHIFT 0x10 ++ ++#define TSSETUP2_TINT 0x00000001 ++#define TSSETUP2_NICOR 0x00000002 ++#define TSSETUP2_PINT 0x00000004 ++#define TSSETUP2_PENSTS 0x00000008 ++#define TSSETUP2_PINTEN 0x00000010 ++#define TSSETUP2_DEVINT 0x00000020 ++#define TSSETUP2_DINTEN 0x00000040 ++#define TSSETUP2_DTMEN 0x00000080 ++#define TSSETUP2_DISDEV 0x00000100 ++#define TSSETUP2_NSIGND 0x00000200 ++#define TSSETUP2_S28EN 0x00000400 ++#define TSSETUP2_RINTEN 0x00000800 ++ ++#define TSXYRESULT_SDR 0x80000000 ++ ++/* ++ *----------------------------------------------------------------------------- ++ *----------------------------------------------------------------------------- ++ */ ++ ++ ++#endif /* _REGS_TOUCH_H_ */ +--- linux-2.6.32.orig/drivers/input/touchscreen/Kconfig ++++ linux-2.6.32/drivers/input/touchscreen/Kconfig +@@ -528,6 +528,11 @@ config TOUCHSCREEN_PCAP + Say Y here if you have a Motorola EZX telephone and + want to enable support for the built-in touchscreen. + + To compile this driver as a module, choose M here: the + module will be called pcap_ts. ++ ++config TOUCHSCREEN_EP93XX ++ tristate "EP93xx Touchscreen" ++ depends on ARM && INPUT && ARCH_EP93XX ++ + endif +--- linux-2.6.32.orig/drivers/input/touchscreen/Makefile ++++ linux-2.6.32/drivers/input/touchscreen/Makefile +@@ -40,5 +40,6 @@ wm97xx-ts-$(CONFIG_TOUCHSCREEN_WM9713) + + obj-$(CONFIG_TOUCHSCREEN_WM97XX_ATMEL) += atmel-wm97xx.o + obj-$(CONFIG_TOUCHSCREEN_WM97XX_MAINSTONE) += mainstone-wm97xx.o + obj-$(CONFIG_TOUCHSCREEN_WM97XX_ZYLONITE) += zylonite-wm97xx.o + obj-$(CONFIG_TOUCHSCREEN_W90X900) += w90p910_ts.o + obj-$(CONFIG_TOUCHSCREEN_PCAP) += pcap_ts.o ++obj-$(CONFIG_TOUCHSCREEN_EP93XX) += ep93xx_ts.o +--- /dev/null ++++ linux-2.6.32/drivers/input/touchscreen/ep93xx_ts.c +@@ -0,0 +1,1117 @@ ++/* ++ * linux/drivers/input/touchscreen/ep93xx_ts.c ++ * ++ * Copyright (C) 2003-2004 Cirrus Corp. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ */ ++ ++#include <linux/module.h> ++#include <linux/types.h> ++#include <linux/delay.h> ++#include <linux/wait.h> ++#include <linux/fs.h> ++#include <linux/sched.h> ++#include <linux/poll.h> ++#include <linux/miscdevice.h> ++#include <linux/init.h> ++#include <linux/compiler.h> ++#include <linux/timer.h> ++#include <linux/interrupt.h> ++#include <linux/syscalls.h> ++#include <linux/input.h> ++#include <asm/irq.h> ++#include <mach/hardware.h> ++#include <asm/io.h> ++ ++#define TOUCH_OFFSET 0x100000 ++#define TOUCH_BASE (EP93XX_APB_VIRT_BASE|TOUCH_OFFSET) ++#define TSSetup (TOUCH_BASE+0x00) /* R/W touchscreen controller setup control register. */ ++#define TSXYMaxMin (TOUCH_BASE+0x04) /* R/W touchscreen controller max/min register. */ ++#define TSXYResult (TOUCH_BASE+0x08) /* R touchscreen controller result register. */ ++#define TSDischarge (TOUCH_BASE+0x0C) /* LOCKED R/W touchscreen Switch Matrix control register. */ ++#define TSXSample (TOUCH_BASE+0x10) /* LOCKED R/W touchscreen Switch Matrix control register. */ ++#define TSYSample (TOUCH_BASE+0x14) /* LOCKED R/W touchscreen Switch Matrix control register. */ ++#define TSDirect (TOUCH_BASE+0x18) /* LOCKED R/W touchscreen Switch Matrix control register. */ ++#define TSDetect (TOUCH_BASE+0x1C) /* LOCKED R/W touchscreen Switch Matrix control register. */ ++#define TSSWLock (TOUCH_BASE+0x20) /* NA R/W touchscreen software lock register. */ ++#define TSSetup2 (TOUCH_BASE+0x24) /* R/W touchscreen setup control register #2. */ ++ ++// ++// To customize for a new touchscreen, there are various macros that ++// have to be set. If you allow UART_HACK_DEBUG to be defined, you ++// will get real time ts data scrolling up your serial terminal ++// screen that will help you empirically determine good values for these. ++// ++ ++// ++// These are used as trigger levels to know when we have pen up/down ++// ++// The rules: ++// 1. TS_HEAVY_INV_PRESSURE < TS_LIGHT_INV_PRESSURE because these ++// are Inverse pressure. ++// 2. Any touch lighter than TS_LIGHT_INV_PRESSURE is a pen up. ++// 3. Any touch heavier than TS_HEAVY_INV_PRESSURE is a pen down. ++// ++#define TS_HEAVY_INV_PRESSURE 0xFE0 //C00 ++#define TS_LIGHT_INV_PRESSURE 0xFFF //e00 ++ ++// ++// If the x, y, or inverse pressure changes more than these values ++// between two succeeding points, the point is not reported. ++// ++#define TS_MAX_VALID_XY_CHANGE 0x300 ++#define TS_MAX_VALID_PRESSURE_CHANGE 0x100 ++ ++// ++// This is the minimum Z1 Value that is valid. ++// ++#define MIN_Z1_VALUE 0x50 ++ ++// ++// Settling delay for taking each ADC measurement. Increase this ++// if ts is jittery. ++// ++#define EP93XX_TS_ADC_DELAY_USEC 2000 ++ ++// ++// Delay between TS points. ++// ++#define EP93XX_TS_PER_POINT_DELAY_USEC 10000 ++ ++//----------------------------------------------------------------------------- ++// Debug messaging thru the UARTs ++//----------------------------------------------------------------------------- ++/* ++ * Hello there! Are you trying to get this driver to work with a new ++ * touschscreen? Turn this on and you will get useful info coming ++ * out of your serial port. ++ */ ++/* #define PRINT_CALIBRATION_FACTORS */ ++#ifdef PRINT_CALIBRATION_FACTORS ++#define UART_HACK_DEBUG 1 ++int iMaxX=0, iMaxY=0, iMinX = 0xfff, iMinY = 0xfff; ++#endif ++ ++/* ++ * For debugging, let's spew messages out serial port 1 or 3 at 57,600 baud. ++ */ ++/* #define UART_HACK_DEBUG 1 */ ++#if 0 ++#ifdef UART_HACK_DEBUG ++static char szBuf[256]; ++void UARTWriteString(char * msg); ++#define DPRINTK( x... ) \ ++ sprintf( szBuf, ##x ); \ ++ UARTWriteString( szBuf ); ++#else ++static char szBuf[256]; ++#define DPRINTK( x... ) \ ++ sprintf( szBuf, ##x ); \ ++ printk( szBuf ); ++#endif ++#endif // 0 ++#define DPRINTK( x... ) ++ ++//----------------------------------------------------------------------------- ++// A few more macros... ++//----------------------------------------------------------------------------- ++#define TSSETUP_DEFAULT ( TSSETUP_NSMP_32 | TSSETUP_DEV_64 | \ ++ ((128<<TSSETUP_SDLY_SHIFT) & TSSETUP_SDLY_MASK) | \ ++ ((128<<TSSETUP_DLY_SHIFT) & TSSETUP_DLY_MASK) ) ++ ++#define TSSETUP2_DEFAULT (TSSETUP2_NSIGND) ++ ++// ++// For now, we use one of the minor numbers from the local/experimental ++// range. ++// ++#define EP93XX_TS_MINOR 240 ++ ++//----------------------------------------------------------------------------- ++// Static Declarations ++//----------------------------------------------------------------------------- ++static unsigned int guiLastX, guiLastY; ++static unsigned int guiLastInvPressure; ++ ++struct TouchScreenSample ++{ ++ int currentX; ++ int currentY; ++ int currentButton; ++ int currentPressure; ++ struct timeval currentTime; ++}; ++ ++// ++// This must match the structure in tslib. ++// ++struct ts_sample { ++ int x; ++ int y; ++ unsigned int pressure; ++ struct timeval tv; ++}; ++ ++ ++static struct TouchScreenSample gSample; ++ ++// static int currentX, currentY, currentButton; ++// static int gPressure; ++// static struct timeval gtime; ++ ++static int bFreshTouchData; ++static int bCurrentPenDown; ++ ++ ++ ++static DECLARE_WAIT_QUEUE_HEAD(queue); ++static DECLARE_MUTEX(open_sem); ++static spinlock_t event_buffer_lock = SPIN_LOCK_UNLOCKED; ++static struct fasync_struct *ep93xx_fasync; ++ ++//----------------------------------------------------------------------------- ++// Typedef Declarations ++//----------------------------------------------------------------------------- ++typedef enum { ++ TS_MODE_UN_INITIALIZED, ++ TS_MODE_HARDWARE_SCAN, ++ TS_MODE_SOFT_SCAN ++} ts_mode_t; ++ ++static ts_mode_t gScanningMode; ++ ++typedef enum{ ++ TS_STATE_STOPPED = 0, ++ TS_STATE_Z1, ++ TS_STATE_Z2, ++ TS_STATE_Y, ++ TS_STATE_X, ++ TS_STATE_DONE ++} ts_states_t; ++ ++typedef struct ++{ ++ unsigned int uiX; ++ unsigned int uiY; ++ unsigned int uiZ1; ++ unsigned int uiZ2; ++ ts_states_t state; ++} ts_struct_t; ++ ++static ts_struct_t sTouch; ++ ++/* ++ * From the spec, here's how to set up the touch screen's switch registers. ++ */ ++typedef struct ++{ ++ unsigned int uiDetect; ++ unsigned int uiDischarge; ++ unsigned int uiXSample; ++ unsigned int uiYSample; ++ unsigned int uiSwitchZ1; ++ unsigned int uiSwitchZ2; ++}SwitchStructType; ++ ++// ++// Here's the switch settings for a 4-wire touchscreen. See the spec ++// for how to handle a 4, 7, or 8-wire. ++// ++const static SwitchStructType sSwitchSettings = ++/* s28en=0 ++ * TSDetect TSDischarge TSXSample TSYSample SwitchZ1 SwitchZ2 ++ */ ++ {0x00403604, 0x0007fe04, 0x00081604, 0x00104601, 0x00101601, 0x00101608}; ++ ++ ++//----------------------------------------------------------------------------- ++// Function Declarations ++//----------------------------------------------------------------------------- ++static void ep93xx_ts_set_direct( unsigned int uiADCSwitch ); ++static irqreturn_t ep93xx_ts_isr(int irq, void *dev_id); ++static irqreturn_t ep93xx_timer2_isr(int irq, void *dev_id); ++static void ee93xx_ts_evt_add( int button, int dX, int dY, int Pressure ); ++static ssize_t ep93xx_ts_read(struct file *filp, char *buf, ++ size_t count, loff_t *l); ++static unsigned int ep93xx_ts_poll(struct file *filp, poll_table *wait); ++static int ep93xx_ts_open(struct inode *inode, struct file *filp); ++static int ep93xx_ts_fasync(int fd, struct file *filp, int on); ++static int ep93xx_ts_release(struct inode *inode, struct file *filp); ++static ssize_t ep93xx_ts_write(struct file *file, const char *buffer, ++ size_t count, loff_t *ppos); ++static void ep93xx_ts_setup(void); ++static void ep93xx_ts_shutdown(void); ++int __init ep93xx_ts_init(void); ++void __exit ep93xx_ts_exit(void); ++static unsigned int CalculateInvPressure( void ); ++static unsigned int ADCGetData( unsigned int uiSamples, unsigned int uiMaxDiff); ++static void TS_Soft_Scan_Mode(void); ++static void TS_Hardware_Scan_Mode(void); ++static void ProcessPointData(void); ++static void Set_Timer2_uSec( unsigned int Delay_mSec ); ++static void Stop_Timer2(void); ++ ++ ++ ++//----------------------------------------------------------------------------- ++// Debug stuff... ++//----------------------------------------------------------------------------- ++ ++#ifdef UART_HACK_DEBUG ++ ++// This "array" is a cheap-n-easy way of getting access to the UART registers. ++static unsigned int * const pDebugUART=(unsigned int *)IO_ADDRESS(UART1_BASE); ++//static unsigned int * const pDebugUART=(unsigned int *)IO_ADDRESS(UART3_BASE); ++static int bUartInitialized = 0; ++ ++void SendChar(char value) ++{ ++ // wait for Tx fifo full flag to clear. ++ while (pDebugUART[0x18>>2] & 0x20); ++ ++ // send a char to the uart ++ pDebugUART[0] = value; ++} ++ ++void UARTWriteString(char * msg) ++{ ++ int index = 0; ++ unsigned int uiTemp; ++ ++ //if((pDebugUART[0x14>>2] & 0x1) == 0) ++ if( bUartInitialized == 0 ) ++ { ++ uiTemp = inl(EP93XX_SYSCON_DEVCFG); ++ uiTemp |= EP93XX_SYSCON_DEVCFG_U1E; ++ //uiTemp |= EP93XX_SYSCON_DEVCFG_U3E; ++ SysconSetLocked(EP93XX_SYSCON_DEVCFG, uiTemp); ++ pDebugUART[0x10>>2] = 0xf; ++ pDebugUART[0xc>>2] = 0; ++ pDebugUART[0x8>>2] = 0x70; ++ pDebugUART[0x14>>2] = 0x1; ++ bUartInitialized = 1; ++ } ++ while (msg[index] != 0) ++ { ++ if (msg[index] == '\n') ++ { ++ SendChar('\r'); ++ SendChar('\n'); ++ } ++ else ++ { ++ SendChar(msg[index]); ++ } ++ index++; ++ } ++} ++#endif // UART_HACK_DEBUG ++ ++/* ++ * ep93xx_ts_isr ++ */ ++static irqreturn_t ep93xx_ts_isr(int irq, void *dev_id) ++{ ++ DPRINTK("isr\n"); ++ ++ // ++ // Note that we don't clear the interrupt here. The interrupt ++ // gets cleared in TS_Soft_Scan_Mode when the TS ENABLE ++ // bit is cleared. ++ // ++ ++ // ++ // Set the ts to manual polling mode and schedule a callback. ++ // That way we can return from the isr in a reasonable amount of ++ // time and process the touch in the callback after a brief delay. ++ // ++ TS_Soft_Scan_Mode(); ++ ++ return(IRQ_HANDLED); ++} ++ ++/* ++ * Save the current ts 'event' in an atomic fashion. ++ */ ++static void ee93xx_ts_evt_add( int buttons, int iX, int iY, int iPressure ) ++{ ++#ifdef PRINT_CALIBRATION_FACTORS ++ if( iX > iMaxX ) iMaxX = iX; ++ if( iX < iMinX ) iMinX = iX; ++ if( iY > iMaxY ) iMaxY = iY; ++ if( iY < iMinY ) iMinY = iY; ++#endif ++ ++ ++ // printk("ee93xx_ts_evt_add\n"); ++ //DPRINTK("cb\n"); ++ /* ++ * Note the event, but use spinlocks to keep it from getting ++ * halfway read if we get interrupted. ++ */ ++ ++ spin_lock(&event_buffer_lock); ++ gSample.currentX = iX; ++ gSample.currentY = iY; ++ gSample.currentButton = buttons; ++ gSample.currentPressure = iPressure; ++ bFreshTouchData = 1; ++ do_gettimeofday(&gSample.currentTime); ++ ++ ++ spin_unlock(&event_buffer_lock); ++ ++ kill_fasync(&ep93xx_fasync, SIGIO, POLL_IN); ++ wake_up_interruptible(&queue); ++ ++} ++ ++ ++static ssize_t ep93xx_ts_read(struct file *filp, char *buf, size_t count, loff_t *l) ++{ ++ ++ unsigned short data[3]; ++ struct ts_sample ts_data; ++ int iReturn = -EFAULT; ++ // printk("ep93xx_ts_read\n"); ++ ++#ifdef PRINT_CALIBRATION_FACTORS ++ static int lala=0; ++ if( bFreshTouchData && (lala++ > 9) ) ++ { ++ DPRINTK("%4d, %4d - range [%4d to %4d],[%4d to %4d]\n", ++ f, currentY, iMinX, iMaxX, iMinY, iMaxY ); ++ lala = 0; ++ } ++#endif ++ if( !bFreshTouchData) ++ { ++ iReturn = 0; ++ } ++ else if( (count == sizeof(data)) ) ++ { ++ spin_lock_irq(&event_buffer_lock); ++ bFreshTouchData = 0; ++ data[0] = gSample.currentX; ++ data[1] = gSample.currentY; ++ data[2] = gSample.currentButton; ++ ++ spin_unlock_irq(&event_buffer_lock); ++ ++ if (copy_to_user(buf, data, sizeof data)) ++ return -EFAULT; ++ ++ count -= sizeof(data); ++ ++ /* return the # of bytes that got read */ ++ iReturn = sizeof(data) ; ++ } ++ else if (count == sizeof(struct ts_sample) ) ++ { ++ spin_lock_irq(&event_buffer_lock); ++ bFreshTouchData = 0; ++ ts_data.x = gSample.currentX; ++ ts_data.y = gSample.currentY; ++ ts_data.pressure = gSample.currentPressure; ++ ts_data.tv = gSample.currentTime; ++ spin_unlock_irq(&event_buffer_lock); ++ ++ if (copy_to_user(buf, &ts_data, sizeof(struct ts_sample))) ++ { ++ iReturn = -EFAULT; ++ } ++ else ++ { ++ count -= sizeof(ts_data); ++ iReturn = sizeof(ts_data); ++ } ++ ++ } ++ ++ return iReturn; ++} ++ ++static unsigned int ep93xx_ts_poll(struct file *filp, poll_table *wait) ++{ ++ // printk("ep93xx_ts_poll\n"); ++ poll_wait(filp, &queue, wait); ++ ++ if( bFreshTouchData ) ++ { ++ return POLLIN | POLLRDNORM; ++ } ++ ++ return 0; ++} ++ ++static int ep93xx_ts_open(struct inode *inode, struct file *filp) ++{ ++ printk("ep93xx_ts_open"); ++ ++ if( down_trylock(&open_sem) ) ++ { ++ return -EBUSY; ++ } ++ ++ ep93xx_ts_setup(); ++ ++ return 0; ++} ++ ++/* ++ * Asynchronous I/O support. ++ */ ++static int ep93xx_ts_fasync(int fd, struct file *filp, int on) ++{ ++ int retval; ++ ++ retval = fasync_helper(fd, filp, on, &ep93xx_fasync); ++ if (retval < 0) ++ { ++ return retval; ++ } ++ ++ return 0; ++} ++ ++static int ep93xx_ts_release(struct inode *inode, struct file *filp) ++{ ++ Stop_Timer2(); ++ ++ /* ++ * Call our async I/O support to request that this file ++ * cease to be used for async I/O. ++ */ ++ ep93xx_ts_fasync(-1, filp, 0); ++ ++ ep93xx_ts_shutdown(); ++ ++ up(&open_sem); ++ ++ return 0; ++} ++ ++static ssize_t ep93xx_ts_write(struct file *file, const char *buffer, size_t count, ++ loff_t *ppos) ++{ ++ return -EINVAL; ++} ++ ++ ++static int ep93xx_ts_ioctl(struct inode *inode, struct file *file, uint command, ulong u) ++{ ++ static const int version = EV_VERSION; ++ static const u_int32_t bit =(1 << EV_ABS); ++ static const u_int32_t absbit = (1 << ABS_X) | (1 << ABS_Y) | (1 << ABS_PRESSURE); ++ int iReturn ; ++ int i = 0; ++ ++ switch(command) ++ { ++ case EVIOCGVERSION: ++ DPRINTK("ep93xx_ts_ioctl command = EVIOCGVERSION\r\n"); ++ i = copy_to_user((void __user *)u, (void *)version, sizeof(version)); ++ iReturn = i ? -EFAULT : 0; ++ break; ++ ++ case EVIOCGBIT(0,sizeof(u_int32_t) * 8) : ++ DPRINTK("ep93xx_ts_ioctl command = EVIOCGBIT(0,sizeof(uint32) * 8)\r\n"); ++ i = copy_to_user((void __user *)u, (void *)bit, sizeof(bit)); ++ iReturn = i ? -EFAULT : 0; ++ break; ++ ++ case EVIOCGBIT(EV_ABS, sizeof(absbit) * 8): ++ DPRINTK("ep93xx_ts_ioctl command = EVIOCGBIT(0,sizeof(uint32) * 8)\r\n"); ++ copy_to_user((void __user *)u, (void *)absbit, sizeof(absbit)); ++ iReturn = i ? -EFAULT : 0; ++ break; ++ default: ++ DPRINTK(" ep93xx_ts_ioctl unknown command = %d\n",u); ++ iReturn = -1; ++ break; ++ } ++ ++ return iReturn; ++} ++ ++static struct file_operations ep93xx_ts_fops = { ++ owner: THIS_MODULE, ++ read: ep93xx_ts_read, ++ write: ep93xx_ts_write, ++ poll: ep93xx_ts_poll, ++ open: ep93xx_ts_open, ++ ioctl: ep93xx_ts_ioctl, ++ release: ep93xx_ts_release, ++ fasync: ep93xx_ts_fasync, ++}; ++ ++static struct miscdevice ep93xx_ts_miscdev = ++{ ++ EP93XX_TS_MINOR, ++ "ep93xx_ts", ++ &ep93xx_ts_fops ++}; ++ ++void ep93xx_ts_setup(void) ++{ ++ unsigned int uiKTDIV, uiTSXYMaxMin; ++ // printk("ep93xx_hw_setup\n"); ++ ++ /* ++ * Set the TSEN bit in KTDIV so that we are enabling the clock ++ * for the touchscreen. ++ */ ++ uiKTDIV = inl(SYSCON_KTDIV); ++ uiKTDIV |= SYSCON_KTDIV_TSEN; ++ SysconSetLocked( SYSCON_KTDIV, uiKTDIV ); ++ ++ // ++ // Program the TSSetup and TSSetup2 registers. ++ // ++ outl( TSSETUP_DEFAULT, TSSetup ); ++ outl( TSSETUP2_DEFAULT, TSSetup2 ); ++ ++ // ++ // Set the the touch settings. ++ // ++ outl( 0xaa, TSSWLock ); ++ outl( sSwitchSettings.uiDischarge, TSDirect ); ++ ++ outl( 0xaa, TSSWLock ); ++ outl( sSwitchSettings.uiDischarge, TSDischarge ); ++ ++ outl( 0xaa, TSSWLock ); ++ outl( sSwitchSettings.uiSwitchZ1, TSXSample ); ++ ++ outl( 0xaa, TSSWLock ); ++ outl( sSwitchSettings.uiSwitchZ2, TSYSample ); ++ ++ outl( 0xaa, TSSWLock ); ++ outl( sSwitchSettings.uiDetect, TSDetect ); ++ ++ // ++ // X,YMin set to 0x40 = have to drag that many pixels for a new irq. ++ // X,YMax set to 0x40 = 1024 pixels is the maximum movement within the ++ // time scan limit. ++ // ++ uiTSXYMaxMin = (50 << TSMAXMIN_XMIN_SHIFT) & TSMAXMIN_XMIN_MASK; ++ uiTSXYMaxMin |= (50 << TSMAXMIN_YMIN_SHIFT) & TSMAXMIN_YMIN_MASK; ++ uiTSXYMaxMin |= (0xff << TSMAXMIN_XMAX_SHIFT) & TSMAXMIN_XMAX_MASK; ++ uiTSXYMaxMin |= (0xff << TSMAXMIN_YMAX_SHIFT) & TSMAXMIN_YMAX_MASK; ++ outl( uiTSXYMaxMin, TSXYMaxMin ); ++ ++ bCurrentPenDown = 0; ++ bFreshTouchData = 0; ++ guiLastX = 0; ++ guiLastY = 0; ++ guiLastInvPressure = 0xffffff; ++ ++ // ++ // Enable the touch screen scanning engine. ++ // ++ TS_Hardware_Scan_Mode(); ++} ++ ++/* ++ * ep93xx_ts_shutdown ++ * ++ */ ++static void ++ep93xx_ts_shutdown(void) ++{ ++ unsigned int uiKTDIV; ++ ++ DPRINTK("ep93xx_ts_shutdown\n"); ++ ++ sTouch.state = TS_STATE_STOPPED; ++ Stop_Timer2(); ++ ++ /* ++ * Disable the scanning engine. ++ */ ++ outl( 0, TSSetup ); ++ outl( 0, TSSetup2 ); ++ ++ /* ++ * Clear the TSEN bit in KTDIV so that we are disabling the clock ++ * for the touchscreen. ++ */ ++ uiKTDIV = inl(SYSCON_KTDIV); ++ uiKTDIV &= ~SYSCON_KTDIV_TSEN; ++ SysconSetLocked( SYSCON_KTDIV, uiKTDIV ); ++ ++} /* ep93xx_ts_shutdown */ ++ ++static irqreturn_t ep93xx_timer2_isr(int irq, void *dev_id) ++{ ++ DPRINTK("%d", (int)sTouch.state ); ++ ++ switch( sTouch.state ) ++ { ++ case TS_STATE_STOPPED: ++ TS_Hardware_Scan_Mode(); ++ break; ++ ++ // ++ // Get the Z1 value for pressure measurement and set up ++ // the switch register for getting the Z2 measurement. ++ // ++ case TS_STATE_Z1: ++ Set_Timer2_uSec( EP93XX_TS_ADC_DELAY_USEC ); ++ sTouch.uiZ1 = ADCGetData( 2, 200 ); ++ ep93xx_ts_set_direct( sSwitchSettings.uiSwitchZ2 ); ++ sTouch.state = TS_STATE_Z2; ++ break; ++ ++ // ++ // Get the Z2 value for pressure measurement and set up ++ // the switch register for getting the Y measurement. ++ // ++ case TS_STATE_Z2: ++ sTouch.uiZ2 = ADCGetData( 2, 200 ); ++ ep93xx_ts_set_direct( sSwitchSettings.uiYSample ); ++ sTouch.state = TS_STATE_Y; ++ break; ++ ++ // ++ // Get the Y value and set up the switch register for ++ // getting the X measurement. ++ // ++ case TS_STATE_Y: ++ sTouch.uiY = ADCGetData( 4, 20 ); ++ ep93xx_ts_set_direct( sSwitchSettings.uiXSample ); ++ sTouch.state = TS_STATE_X; ++ break; ++ ++ // ++ // Read the X value. This is the last of the 4 adc values ++ // we need so we continue on to process the data. ++ // ++ case TS_STATE_X: ++ Stop_Timer2(); ++ ++ sTouch.uiX = ADCGetData( 4, 20 ); ++ ++ outl( 0xaa, TSSWLock ); ++ outl( sSwitchSettings.uiDischarge, TSDirect ); ++ ++ sTouch.state = TS_STATE_DONE; ++ ++ /* ++ * Process this set of ADC readings. ++ */ ++ ProcessPointData(); ++ ++ break; ++ ++ ++ // ++ // Shouldn't get here. But if we do, we can recover... ++ // ++ case TS_STATE_DONE: ++ TS_Hardware_Scan_Mode(); ++ break; ++ } ++ ++ // ++ // Clear the timer2 interrupt. ++ // ++ outl( 1, TIMER2CLEAR ); ++ return(IRQ_HANDLED); ++} ++ ++/*--------------------------------------------------------------------- ++ * ProcessPointData ++ * ++ * This routine processes the ADC data into usable point data and then ++ * puts the driver into hw or sw scanning mode before returning. ++ * ++ * We calculate inverse pressure (lower number = more pressure) then ++ * do a hystheresis with the two pressure values 'light' and 'heavy'. ++ * ++ * If we are above the light, we have pen up. ++ * If we are below the heavy we have pen down. ++ * As long as the pressure stays below the light, pen stays down. ++ * When we get above the light again, pen goes back up. ++ * ++ */ ++static void ProcessPointData(void) ++{ ++ int bValidPoint = 0; ++ unsigned int uiXDiff, uiYDiff, uiInvPressureDiff; ++ unsigned int uiInvPressure; ++ ++ // ++ // Calculate the current pressure. ++ // ++ uiInvPressure = CalculateInvPressure(); ++ ++ DPRINTK(" X=0x%x, Y=0x%x, Z1=0x%x, Z2=0x%x, InvPressure=0x%x", ++ sTouch.uiX, sTouch.uiY, sTouch.uiZ1, sTouch.uiZ2, uiInvPressure ); ++ ++ // ++ // If pen pressure is so light that it is greater than the 'max' setting ++ // then we consider this to be a pen up. ++ // ++ if( uiInvPressure >= TS_LIGHT_INV_PRESSURE ) ++ { ++ DPRINTK(" -- up \n"); ++ bCurrentPenDown = 0; ++ ee93xx_ts_evt_add( 0, guiLastX, guiLastY, 0 ); ++ TS_Hardware_Scan_Mode(); ++ return; ++ } ++ ++ // ++ // Hystheresis: ++ // If the pen pressure is hard enough to be less than the 'min' OR ++ // the pen is already down and is still less than the 'max'... ++ // ++ if( (uiInvPressure < TS_HEAVY_INV_PRESSURE) || ++ ( bCurrentPenDown && (uiInvPressure < TS_LIGHT_INV_PRESSURE) ) ) ++ { ++ if( bCurrentPenDown ) ++ { ++ // ++ // If pen was previously down, check the difference between ++ // the last sample and this one... if the difference between ++ // samples is too great, ignore the sample. ++ // ++ uiXDiff = abs(guiLastX - sTouch.uiX); ++ uiYDiff = abs(guiLastY - sTouch.uiY); ++ uiInvPressureDiff = abs(guiLastInvPressure - uiInvPressure); ++ ++ if( (uiXDiff < TS_MAX_VALID_XY_CHANGE) && (uiYDiff < TS_MAX_VALID_XY_CHANGE) && ++ (uiInvPressureDiff < TS_MAX_VALID_PRESSURE_CHANGE) ) ++ { ++ DPRINTK(" -- valid(two) \n"); ++ bValidPoint = 1; ++ } ++ else ++ { ++ DPRINTK(" -- INvalid(two) \n"); ++ } ++ } ++ else ++ { ++ DPRINTK(" -- valid \n"); ++ bValidPoint = 1; ++ } ++ ++ /* ++ * If either the pen was put down or dragged make a note of it. ++ */ ++ if( bValidPoint ) ++ { ++ guiLastX = sTouch.uiX; ++ guiLastY = sTouch.uiY; ++ guiLastInvPressure = uiInvPressure; ++ bCurrentPenDown = 1; ++ ee93xx_ts_evt_add( 1, sTouch.uiX, sTouch.uiY, (0x7000000 /uiInvPressure) ); ++ } ++ ++ TS_Soft_Scan_Mode(); ++ return; ++ } ++ ++ DPRINTK(" -- fallout \n"); ++ TS_Hardware_Scan_Mode(); ++} ++ ++static void ep93xx_ts_set_direct( unsigned int uiADCSwitch ) ++{ ++ unsigned int uiResult; ++ ++ // ++ // Set the switch settings in the direct register. ++ // ++ outl( 0xaa, TSSWLock ); ++ outl( uiADCSwitch, TSDirect ); ++ ++ // ++ // Read and throw away the first sample. ++ // ++ do { ++ uiResult = inl(TSXYResult); ++ } while( !(uiResult & TSXYRESULT_SDR) ); ++ ++} ++ ++static unsigned int ADCGetData ++( ++ unsigned int uiSamples, ++ unsigned int uiMaxDiff ++) ++{ ++ unsigned int uiResult, uiValue, uiCount, uiLowest, uiHighest, uiSum, uiAve; ++ ++ do ++ { ++ // ++ //Initialize our values. ++ // ++ uiLowest = 0xfffffff; ++ uiHighest = 0; ++ uiSum = 0; ++ ++ for( uiCount = 0 ; uiCount < uiSamples ; uiCount++ ) ++ { ++ // ++ // Read the touch screen four more times and average. ++ // ++ do { ++ uiResult = inl(TSXYResult); ++ } while( !(uiResult & TSXYRESULT_SDR) ); ++ ++ uiValue = (uiResult & TSXYRESULT_AD_MASK) >> TSXYRESULT_AD_SHIFT; ++ uiValue = ((uiValue >> 4) + ((1 + TSXYRESULT_X_MASK)>>1)) & TSXYRESULT_X_MASK; ++ ++ // ++ // Add up the values. ++ // ++ uiSum += uiValue; ++ ++ // ++ // Get the lowest and highest values. ++ // ++ if( uiValue < uiLowest ) ++ { ++ uiLowest = uiValue; ++ } ++ if( uiValue > uiHighest ) ++ { ++ uiHighest = uiValue; ++ } ++ } ++ ++ } while( (uiHighest - uiLowest) > uiMaxDiff ); ++ ++ // ++ // Calculate the Average value. ++ // ++ uiAve = uiSum / uiSamples; ++ ++ return uiAve; ++} ++ ++//**************************************************************************** ++// CalculateInvPressure ++//**************************************************************************** ++// Is the Touch Valid. Touch is not valid if the X or Y value is not ++// in range and the pressure is not enough. ++// ++// Touch resistance can be measured by the following formula: ++// ++// Rx * X * Z2 ++// Rtouch = --------- * (-- - 1) ++// 4096 Z1 ++// ++// This is simplified in the ration of Rtouch to Rx. The lower the value, the ++// higher the pressure. ++// ++// Z2 ++// InvPressure = X * (-- - 1) ++// Z1 ++// ++static unsigned int CalculateInvPressure(void) ++{ ++ unsigned int uiInvPressure; ++ ++ // ++ // Check to see if the point is valid. ++ // ++ if( sTouch.uiZ1 < MIN_Z1_VALUE ) ++ { ++ uiInvPressure = 0x10000; ++ } ++ ++ // ++ // Can omit the pressure calculation if you need to get rid of the division. ++ // ++ else ++ { ++ uiInvPressure = ((sTouch.uiX * sTouch.uiZ2) / sTouch.uiZ1) - sTouch.uiX; ++ } ++ ++ return uiInvPressure; ++} ++ ++ ++ ++//**************************************************************************** ++// TS_Hardware_Scan_Mode ++//**************************************************************************** ++// Enables the ep93xx ts scanning engine so that when the pen goes down ++// we will get an interrupt. ++// ++// ++static void TS_Hardware_Scan_Mode(void) ++{ ++ unsigned int uiDevCfg; ++ ++ DPRINTK("S\n"); ++ ++ // ++ // Disable the soft scanning engine. ++ // ++ sTouch.state = TS_STATE_STOPPED; ++ Stop_Timer2(); ++ ++ // ++ // Clear the TIN (Touchscreen INactive) bit so we can go to ++ // automatic scanning mode. ++ // ++ uiDevCfg = inl( EP93XX_SYSCON_DEVCFG ); ++ SysconSetLocked( EP93XX_SYSCON_DEVCFG, (uiDevCfg & ~EP93XX_SYSCON_DEVCFG_TIN) ); ++ ++ // ++ // Enable the touch screen scanning state machine by setting ++ // the ENABLE bit. ++ // ++ outl( (TSSETUP_DEFAULT | TSSETUP_ENABLE), TSSetup ); ++ ++ // ++ // Set the flag to show that we are in interrupt mode. ++ // ++ gScanningMode = TS_MODE_HARDWARE_SCAN; ++ ++ // ++ // Initialize TSSetup2 register. ++ // ++ outl( TSSETUP2_DEFAULT, TSSetup2 ); ++ ++} ++ ++//**************************************************************************** ++// TS_Soft_Scan_Mode ++//**************************************************************************** ++// Sets the touch screen to manual polling mode. ++// ++// ++static void TS_Soft_Scan_Mode(void) ++{ ++ unsigned int uiDevCfg; ++ ++ DPRINTK("M\n"); ++ ++ if( gScanningMode != TS_MODE_SOFT_SCAN ) ++ { ++ // ++ // Disable the touch screen scanning state machine by clearing ++ // the ENABLE bit. ++ // ++ outl( TSSETUP_DEFAULT, TSSetup ); ++ ++ // ++ // Set the TIN bit so we can do manual touchscreen polling. ++ // ++ uiDevCfg = inl(EP93XX_SYSCON_DEVCFG ); ++ SysconSetLocked( EP93XX_SYSCON_DEVCFG, (uiDevCfg | EP93XX_SYSCON_DEVCFG_TIN) ); ++ } ++ ++ // ++ // Set the switch register up for the first ADC reading ++ // ++ ep93xx_ts_set_direct( sSwitchSettings.uiSwitchZ1 ); ++ ++ // ++ // Initialize our software state machine to know which ADC ++ // reading to take ++ // ++ sTouch.state = TS_STATE_Z1; ++ ++ // ++ // Set the timer so after a mSec or two settling delay it will ++ // take the first ADC reading. ++ // ++ Set_Timer2_uSec( EP93XX_TS_PER_POINT_DELAY_USEC ); ++ ++ // ++ // Note that we are in sw scanning mode not hw scanning mode. ++ // ++ gScanningMode = TS_MODE_SOFT_SCAN; ++ ++} ++ ++static void Set_Timer2_uSec( unsigned int uiDelay_uSec ) ++{ ++ unsigned int uiClockTicks; ++ ++ /* ++ * Stop timer 2 ++ */ ++ outl( 0, TIMER2CONTROL ); ++ ++ uiClockTicks = ((uiDelay_uSec * 508) + 999) / 1000; ++ outl( uiClockTicks, TIMER2LOAD ); ++ outl( uiClockTicks, TIMER2VALUE ); ++ ++ /* ++ * Set up Timer 2 for 508 kHz clock and periodic mode. ++ */ ++ outl( 0xC8, TIMER2CONTROL ); ++ ++} ++ ++static void Stop_Timer2(void) ++{ ++ outl( 0, TIMER2CONTROL ); ++} ++ ++/* ++ * Initialization and exit routines ++ */ ++int __init ep93xx_ts_init(void) ++{ ++ int retval; ++ ++ //printk("ep93xx_ts_init\n"); ++ ++ // printk("request Touchscreen interrupt.\n"); ++ retval = request_irq( IRQ_EP93XX_TOUCH, ep93xx_ts_isr, IRQF_DISABLED, "ep93xx_ts", 0); ++ if( retval ) ++ { ++ printk(KERN_WARNING "ep93xx_ts: failed to get touchscreen IRQ\n"); ++ return retval; ++ } ++ ++ // printk("Request Timer interrupt.\n"); ++ retval = request_irq( IRQ_EP93XX_TIMER2, ep93xx_timer2_isr, ++ IRQF_DISABLED, "ep93xx_timer2", 0); ++ if( retval ) ++ { ++ printk(KERN_WARNING "ep93xx_ts: failed to get timer2 IRQ\n"); ++ return retval; ++ } ++ ++ // printk("Register Touchscreen Driver\n"); ++ misc_register(&ep93xx_ts_miscdev); ++ ++ sTouch.state = TS_STATE_STOPPED; ++ gScanningMode = TS_MODE_UN_INITIALIZED; ++ ++ printk(KERN_NOTICE "ep93xx touchscreen driver configured for 4-wire operation\n"); ++ ++ return 0; ++} ++void __exit ++ep93xx_ts_exit(void) ++{ ++ DPRINTK("ep93xx_ts_exit\n"); ++ ++ Stop_Timer2(); ++ ++ free_irq(IRQ_EP93XX_TOUCH, 0); ++ free_irq(IRQ_EP93XX_TIMER2, 0); ++ ++ misc_deregister(&ep93xx_ts_miscdev); ++} ++ ++module_init(ep93xx_ts_init); ++module_exit(ep93xx_ts_exit); ++ ++MODULE_DESCRIPTION("Cirrus EP93xx touchscreen driver"); ++MODULE_SUPPORTED_DEVICE("touchscreen/ep93xx"); +--- /dev/null ++++ linux-2.6.32/drivers/input/touchscreen/ep93xx_ts.h +@@ -0,0 +1,53 @@ ++/* ++ * ep93xx_ts.h ++ * ++ * The contents of this file are subject to the Mozilla Public License ++ * Version 1.1 (the "License"); you may not use this file except in ++ * compliance with the License. You may obtain a copy of the License ++ * at http://www.mozilla.org/MPL/ ++ * ++ * Software distributed under the License is distributed on an "AS IS" ++ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See ++ * the License for the specific language governing rights and ++ * limitations under the License. ++ * ++ * The initial developer of the original code is David A. Hinds ++ * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds ++ * are Copyright (C) 1999 David A. Hinds. All Rights Reserved. ++ * ++ * Alternatively, the contents of this file may be used under the ++ * terms of the GNU General Public License version 2 (the "GPL"), in ++ * which case the provisions of the GPL are applicable instead of the ++ * above. If you wish to allow the use of your version of this file ++ * only under the terms of the GPL and not to allow others to use ++ * your version of this file under the MPL, indicate your decision by ++ * deleting the provisions above and replace them with the notice and ++ * other provisions required by the GPL. If you do not delete the ++ * provisions above, a recipient may use your version of this file ++ * under either the MPL or the GPL. ++ */ ++ ++#ifndef _LINUX_EP93XX_TS_H ++#define _LINUX_EP93XX_TS_H ++ ++/*touchscreen register defines*/ ++#define SYSCON_KTDIV EP93XX_SYSCON_KEY_TOUCH_CLOCK_DIV ++#define SYSCON_SWLOCK EP93XX_SYSCON_SWLOCK ++#define TSSetup EP93XX_TOUCHSCREEN_TSSetup ++#define TSXYMaxMin EP93XX_TOUCHSCREEN_TSXYMaxMin ++#define TSXYResult EP93XX_TOUCHSCREEN_TSDischarge ++#define TSDischarge EP93XX_TOUCHSCREEN_TSDischarge ++#define TSXSample EP93XX_TOUCHSCREEN_TSXSample ++#define TSYSample EP93XX_TOUCHSCREEN_TSYSample ++#define TSDirect EP93XX_TOUCHSCREEN_TSDirect ++#define TSDetect EP93XX_TOUCHSCREEN_TSDetect ++#define TSSWLock EP93XX_TOUCHSCREEN_TSSWLock ++#define TSSetup2 EP93XX_TOUCHSCREEN_TSSetup2 ++ ++ ++//#define SYSCON_DEVCFG EP93XX_SYSCON_DEVICE_CONFIG ++#define TIMER2CONTROL EP93XX_TIMER2_CONTROL ++#define TIMER2LOAD EP93XX_TIMER2_LOAD ++#define TIMER2VALUE EP93XX_TIMER2_VALUE ++#define TIMER2CLEAR EP93XX_TIMER2_CLEAR ++#endif diff --git a/recipes/linux/linux-2.6.32/ep93xx/series b/recipes/linux/linux-2.6.32/ep93xx/series new file mode 100644 index 0000000000..0ae77856ca --- /dev/null +++ b/recipes/linux/linux-2.6.32/ep93xx/series @@ -0,0 +1,7 @@ +edb9301-fix-machine-id.patch -p1 +simone-board-def.patch -p1 +ep93xx-regs.patch -p1 +ep93xx-i2c.patch -p1 +ep93xx-touchscreen.patch +ep93xx-spi.patch -p1 +ep93xx-cpuinfo.patch -p1 diff --git a/recipes/linux/linux-2.6.32/ep93xx/simone-board-def.patch b/recipes/linux/linux-2.6.32/ep93xx/simone-board-def.patch new file mode 100644 index 0000000000..463a73b117 --- /dev/null +++ b/recipes/linux/linux-2.6.32/ep93xx/simone-board-def.patch @@ -0,0 +1,1653 @@ +--- + arch/arm/configs/simone_defconfig | 1380 +++++++++++++++++++++++++++++++++++++ + arch/arm/mach-ep93xx/Kconfig | 7 + arch/arm/mach-ep93xx/Makefile | 1 + arch/arm/mach-ep93xx/Makefile.boot | 2 + arch/arm/mach-ep93xx/simone.c | 217 +++++ + 5 files changed, 1607 insertions(+) + +--- /dev/null ++++ linux-2.6.32/arch/arm/configs/simone_defconfig +@@ -0,0 +1,1380 @@ ++# ++# Automatically generated make config: don't edit ++# Linux kernel version: 2.6.24.7 ++# Tue May 12 17:49:25 2009 ++# ++CONFIG_ARM=y ++CONFIG_SYS_SUPPORTS_APM_EMULATION=y ++# CONFIG_GENERIC_GPIO is not set ++# CONFIG_GENERIC_TIME is not set ++# CONFIG_GENERIC_CLOCKEVENTS is not set ++CONFIG_MMU=y ++# CONFIG_NO_IOPORT is not set ++CONFIG_GENERIC_HARDIRQS=y ++CONFIG_STACKTRACE_SUPPORT=y ++CONFIG_LOCKDEP_SUPPORT=y ++CONFIG_TRACE_IRQFLAGS_SUPPORT=y ++CONFIG_HARDIRQS_SW_RESEND=y ++CONFIG_GENERIC_IRQ_PROBE=y ++CONFIG_RWSEM_GENERIC_SPINLOCK=y ++# CONFIG_ARCH_HAS_ILOG2_U32 is not set ++# CONFIG_ARCH_HAS_ILOG2_U64 is not set ++CONFIG_GENERIC_HWEIGHT=y ++CONFIG_GENERIC_CALIBRATE_DELAY=y ++CONFIG_ZONE_DMA=y ++CONFIG_VECTORS_BASE=0xffff0000 ++CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" ++ ++# ++# General setup ++# ++CONFIG_EXPERIMENTAL=y ++CONFIG_BROKEN_ON_SMP=y ++CONFIG_LOCK_KERNEL=y ++CONFIG_INIT_ENV_ARG_LIMIT=32 ++CONFIG_LOCALVERSION="" ++CONFIG_LOCALVERSION_AUTO=y ++CONFIG_SWAP=y ++CONFIG_SYSVIPC=y ++CONFIG_SYSVIPC_SYSCTL=y ++# CONFIG_POSIX_MQUEUE is not set ++# CONFIG_BSD_PROCESS_ACCT is not set ++# CONFIG_TASKSTATS is not set ++# CONFIG_USER_NS is not set ++# CONFIG_PID_NS is not set ++# CONFIG_AUDIT is not set ++CONFIG_IKCONFIG=y ++CONFIG_IKCONFIG_PROC=y ++CONFIG_LOG_BUF_SHIFT=16 ++# CONFIG_CGROUPS is not set ++CONFIG_FAIR_GROUP_SCHED=y ++CONFIG_FAIR_USER_SCHED=y ++# CONFIG_FAIR_CGROUP_SCHED is not set ++CONFIG_SYSFS_DEPRECATED=y ++# CONFIG_RELAY is not set ++# CONFIG_BLK_DEV_INITRD is not set ++# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set ++CONFIG_SYSCTL=y ++CONFIG_EMBEDDED=y ++CONFIG_UID16=y ++CONFIG_SYSCTL_SYSCALL=y ++CONFIG_KALLSYMS=y ++# CONFIG_KALLSYMS_EXTRA_PASS is not set ++CONFIG_HOTPLUG=y ++CONFIG_PRINTK=y ++CONFIG_BUG=y ++CONFIG_ELF_CORE=y ++CONFIG_BASE_FULL=y ++CONFIG_FUTEX=y ++CONFIG_ANON_INODES=y ++CONFIG_EPOLL=y ++CONFIG_SIGNALFD=y ++CONFIG_EVENTFD=y ++CONFIG_SHMEM=y ++CONFIG_VM_EVENT_COUNTERS=y ++CONFIG_SLAB=y ++# CONFIG_SLUB is not set ++# CONFIG_SLOB is not set ++CONFIG_SLABINFO=y ++CONFIG_RT_MUTEXES=y ++# CONFIG_TINY_SHMEM is not set ++CONFIG_BASE_SMALL=0 ++CONFIG_MODULES=y ++CONFIG_MODULE_UNLOAD=y ++CONFIG_MODULE_FORCE_UNLOAD=y ++# CONFIG_MODVERSIONS is not set ++# CONFIG_MODULE_SRCVERSION_ALL is not set ++CONFIG_KMOD=y ++CONFIG_BLOCK=y ++# CONFIG_LBD is not set ++# CONFIG_BLK_DEV_IO_TRACE is not set ++# CONFIG_LSF is not set ++# CONFIG_BLK_DEV_BSG is not set ++ ++# ++# IO Schedulers ++# ++CONFIG_IOSCHED_NOOP=y ++# CONFIG_IOSCHED_AS is not set ++CONFIG_IOSCHED_DEADLINE=y ++# CONFIG_IOSCHED_CFQ is not set ++# CONFIG_DEFAULT_AS is not set ++CONFIG_DEFAULT_DEADLINE=y ++# CONFIG_DEFAULT_CFQ is not set ++# CONFIG_DEFAULT_NOOP is not set ++CONFIG_DEFAULT_IOSCHED="deadline" ++ ++# ++# System Type ++# ++# CONFIG_ARCH_AAEC2000 is not set ++# CONFIG_ARCH_INTEGRATOR is not set ++# CONFIG_ARCH_REALVIEW is not set ++# CONFIG_ARCH_VERSATILE is not set ++# CONFIG_ARCH_AT91 is not set ++# CONFIG_ARCH_CLPS7500 is not set ++# CONFIG_ARCH_CLPS711X is not set ++# CONFIG_ARCH_CO285 is not set ++# CONFIG_ARCH_EBSA110 is not set ++CONFIG_ARCH_EP93XX=y ++# CONFIG_ARCH_FOOTBRIDGE is not set ++# CONFIG_ARCH_NETX is not set ++# CONFIG_ARCH_H720X is not set ++# CONFIG_ARCH_IMX is not set ++# CONFIG_ARCH_IOP13XX is not set ++# CONFIG_ARCH_IOP32X is not set ++# CONFIG_ARCH_IOP33X is not set ++# CONFIG_ARCH_IXP23XX is not set ++# CONFIG_ARCH_IXP2000 is not set ++# CONFIG_ARCH_IXP4XX is not set ++# CONFIG_ARCH_L7200 is not set ++# CONFIG_ARCH_KS8695 is not set ++# CONFIG_ARCH_NS9XXX is not set ++# CONFIG_ARCH_MXC is not set ++# CONFIG_ARCH_PNX4008 is not set ++# CONFIG_ARCH_PXA is not set ++# CONFIG_ARCH_RPC is not set ++# CONFIG_ARCH_SA1100 is not set ++# CONFIG_ARCH_S3C2410 is not set ++# CONFIG_ARCH_SHARK is not set ++# CONFIG_ARCH_LH7A40X is not set ++# CONFIG_ARCH_DAVINCI is not set ++# CONFIG_ARCH_OMAP is not set ++ ++# ++# Cirrus EP93xx Implementation Options ++# ++CONFIG_CRUNCH=y ++ ++# ++# EP93xx Platforms ++# ++# CONFIG_MACH_ADSSPHERE is not set ++# CONFIG_MACH_EDB9302 is not set ++# CONFIG_MACH_EDB9302A is not set ++# CONFIG_MACH_EDB9307 is not set ++# CONFIG_MACH_EDB9312 is not set ++# CONFIG_MACH_EDB9315 is not set ++# CONFIG_MACH_EDB9315A is not set ++# CONFIG_MACH_GESBC9312 is not set ++# CONFIG_MACH_MICRO9 is not set ++# CONFIG_MACH_MICRO9H is not set ++# CONFIG_MACH_MICRO9M is not set ++# CONFIG_MACH_MICRO9L is not set ++CONFIG_MACH_SIM_ONE=y ++# CONFIG_MACH_TS72XX is not set ++ ++# ++# Boot options ++# ++ ++# ++# Power management ++# ++ ++# ++# Processor Type ++# ++CONFIG_CPU_32=y ++CONFIG_CPU_ARM920T=y ++CONFIG_CPU_32v4T=y ++CONFIG_CPU_ABRT_EV4T=y ++CONFIG_CPU_CACHE_V4WT=y ++CONFIG_CPU_CACHE_VIVT=y ++CONFIG_CPU_COPY_V4WB=y ++CONFIG_CPU_TLB_V4WBI=y ++CONFIG_CPU_CP15=y ++CONFIG_CPU_CP15_MMU=y ++ ++# ++# Processor Features ++# ++CONFIG_ARM_THUMB=y ++# CONFIG_CPU_ICACHE_DISABLE is not set ++# CONFIG_CPU_DCACHE_DISABLE is not set ++# CONFIG_CPU_DCACHE_WRITETHROUGH is not set ++# CONFIG_OUTER_CACHE is not set ++CONFIG_ARM_VIC=y ++ ++# ++# Bus support ++# ++CONFIG_ARM_AMBA=y ++# CONFIG_PCI_SYSCALL is not set ++# CONFIG_ARCH_SUPPORTS_MSI is not set ++# CONFIG_PCCARD is not set ++ ++# ++# Kernel Features ++# ++# CONFIG_TICK_ONESHOT is not set ++CONFIG_PREEMPT=y ++# CONFIG_NO_IDLE_HZ is not set ++CONFIG_HZ=100 ++CONFIG_AEABI=y ++CONFIG_OABI_COMPAT=y ++# CONFIG_ARCH_DISCONTIGMEM_ENABLE is not set ++CONFIG_SELECT_MEMORY_MODEL=y ++CONFIG_FLATMEM_MANUAL=y ++# CONFIG_DISCONTIGMEM_MANUAL is not set ++# CONFIG_SPARSEMEM_MANUAL is not set ++CONFIG_FLATMEM=y ++CONFIG_FLAT_NODE_MEM_MAP=y ++# CONFIG_SPARSEMEM_STATIC is not set ++# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set ++CONFIG_SPLIT_PTLOCK_CPUS=4096 ++# CONFIG_RESOURCES_64BIT is not set ++CONFIG_ZONE_DMA_FLAG=1 ++CONFIG_BOUNCE=y ++CONFIG_VIRT_TO_BUS=y ++CONFIG_ALIGNMENT_TRAP=y ++ ++# ++# Boot options ++# ++CONFIG_ZBOOT_ROM_TEXT=0x0 ++CONFIG_ZBOOT_ROM_BSS=0x0 ++CONFIG_CMDLINE="console=ttyAM0,115200 root=/dev/ram" ++# CONFIG_XIP_KERNEL is not set ++# CONFIG_KEXEC is not set ++ ++# ++# Floating point emulation ++# ++ ++# ++# At least one emulation must be selected ++# ++CONFIG_FPE_NWFPE=y ++CONFIG_FPE_NWFPE_XP=y ++# CONFIG_FPE_FASTFPE is not set ++ ++# ++# Userspace binary formats ++# ++CONFIG_BINFMT_ELF=y ++# CONFIG_BINFMT_AOUT is not set ++# CONFIG_BINFMT_MISC is not set ++# CONFIG_ARTHUR is not set ++ ++# ++# Power management options ++# ++# CONFIG_PM is not set ++CONFIG_SUSPEND_UP_POSSIBLE=y ++ ++# ++# Networking ++# ++CONFIG_NET=y ++ ++# ++# Networking options ++# ++CONFIG_PACKET=y ++CONFIG_PACKET_MMAP=y ++CONFIG_UNIX=y ++CONFIG_XFRM=y ++# CONFIG_XFRM_USER is not set ++# CONFIG_XFRM_SUB_POLICY is not set ++# CONFIG_XFRM_MIGRATE is not set ++CONFIG_NET_KEY=y ++# CONFIG_NET_KEY_MIGRATE is not set ++CONFIG_INET=y ++# CONFIG_IP_MULTICAST is not set ++# CONFIG_IP_ADVANCED_ROUTER is not set ++CONFIG_IP_FIB_HASH=y ++CONFIG_IP_PNP=y ++CONFIG_IP_PNP_DHCP=y ++CONFIG_IP_PNP_BOOTP=y ++# CONFIG_IP_PNP_RARP is not set ++# CONFIG_NET_IPIP is not set ++# CONFIG_NET_IPGRE is not set ++# CONFIG_ARPD is not set ++CONFIG_SYN_COOKIES=y ++# CONFIG_INET_AH is not set ++# CONFIG_INET_ESP is not set ++# CONFIG_INET_IPCOMP is not set ++# CONFIG_INET_XFRM_TUNNEL is not set ++# CONFIG_INET_TUNNEL is not set ++CONFIG_INET_XFRM_MODE_TRANSPORT=y ++CONFIG_INET_XFRM_MODE_TUNNEL=y ++CONFIG_INET_XFRM_MODE_BEET=y ++# CONFIG_INET_LRO is not set ++CONFIG_INET_DIAG=y ++CONFIG_INET_TCP_DIAG=y ++# CONFIG_TCP_CONG_ADVANCED is not set ++CONFIG_TCP_CONG_CUBIC=y ++CONFIG_DEFAULT_TCP_CONG="cubic" ++# CONFIG_TCP_MD5SIG is not set ++CONFIG_IPV6=y ++# CONFIG_IPV6_PRIVACY is not set ++# CONFIG_IPV6_ROUTER_PREF is not set ++# CONFIG_IPV6_OPTIMISTIC_DAD is not set ++# CONFIG_INET6_AH is not set ++# CONFIG_INET6_ESP is not set ++# CONFIG_INET6_IPCOMP is not set ++# CONFIG_IPV6_MIP6 is not set ++# CONFIG_INET6_XFRM_TUNNEL is not set ++# CONFIG_INET6_TUNNEL is not set ++# CONFIG_INET6_XFRM_MODE_TRANSPORT is not set ++# CONFIG_INET6_XFRM_MODE_TUNNEL is not set ++# CONFIG_INET6_XFRM_MODE_BEET is not set ++# CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set ++# CONFIG_IPV6_SIT is not set ++# CONFIG_IPV6_TUNNEL is not set ++# CONFIG_IPV6_MULTIPLE_TABLES is not set ++# CONFIG_NETWORK_SECMARK is not set ++# CONFIG_NETFILTER is not set ++# CONFIG_IP_DCCP is not set ++# CONFIG_IP_SCTP is not set ++# CONFIG_TIPC is not set ++# CONFIG_ATM is not set ++# CONFIG_BRIDGE is not set ++# CONFIG_VLAN_8021Q is not set ++# CONFIG_DECNET is not set ++# CONFIG_LLC2 is not set ++# CONFIG_IPX is not set ++# CONFIG_ATALK is not set ++# CONFIG_X25 is not set ++# CONFIG_LAPB is not set ++# CONFIG_ECONET is not set ++# CONFIG_WAN_ROUTER is not set ++# CONFIG_NET_SCHED is not set ++CONFIG_NET_SCH_FIFO=y ++ ++# ++# Network testing ++# ++# CONFIG_NET_PKTGEN is not set ++# CONFIG_HAMRADIO is not set ++# CONFIG_IRDA is not set ++# CONFIG_BT is not set ++# CONFIG_AF_RXRPC is not set ++ ++# ++# Wireless ++# ++CONFIG_CFG80211=y ++CONFIG_NL80211=y ++CONFIG_WIRELESS_EXT=y ++CONFIG_MAC80211=m ++CONFIG_MAC80211_RCSIMPLE=y ++# CONFIG_MAC80211_DEBUG is not set ++CONFIG_IEEE80211=m ++# CONFIG_IEEE80211_DEBUG is not set ++CONFIG_IEEE80211_CRYPT_WEP=m ++CONFIG_IEEE80211_CRYPT_CCMP=m ++CONFIG_IEEE80211_CRYPT_TKIP=m ++# CONFIG_IEEE80211_SOFTMAC is not set ++# CONFIG_RFKILL is not set ++# CONFIG_NET_9P is not set ++ ++# ++# Device Drivers ++# ++ ++# ++# Generic Driver Options ++# ++CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" ++CONFIG_STANDALONE=y ++CONFIG_PREVENT_FIRMWARE_BUILD=y ++# CONFIG_FW_LOADER is not set ++# CONFIG_SYS_HYPERVISOR is not set ++# CONFIG_CONNECTOR is not set ++CONFIG_MTD=y ++# CONFIG_MTD_DEBUG is not set ++# CONFIG_MTD_CONCAT is not set ++CONFIG_MTD_PARTITIONS=y ++# CONFIG_MTD_REDBOOT_PARTS is not set ++# CONFIG_MTD_CMDLINE_PARTS is not set ++# CONFIG_MTD_AFS_PARTS is not set ++ ++# ++# User Modules And Translation Layers ++# ++CONFIG_MTD_CHAR=y ++CONFIG_MTD_BLKDEVS=y ++CONFIG_MTD_BLOCK=y ++# CONFIG_FTL is not set ++# CONFIG_NFTL is not set ++# CONFIG_INFTL is not set ++# CONFIG_RFD_FTL is not set ++# CONFIG_SSFDC is not set ++# CONFIG_MTD_OOPS is not set ++ ++# ++# RAM/ROM/Flash chip drivers ++# ++CONFIG_MTD_CFI=y ++# CONFIG_MTD_JEDECPROBE is not set ++CONFIG_MTD_GEN_PROBE=y ++CONFIG_MTD_CFI_ADV_OPTIONS=y ++CONFIG_MTD_CFI_NOSWAP=y ++# CONFIG_MTD_CFI_BE_BYTE_SWAP is not set ++# CONFIG_MTD_CFI_LE_BYTE_SWAP is not set ++# CONFIG_MTD_CFI_GEOMETRY is not set ++CONFIG_MTD_MAP_BANK_WIDTH_1=y ++CONFIG_MTD_MAP_BANK_WIDTH_2=y ++CONFIG_MTD_MAP_BANK_WIDTH_4=y ++# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set ++# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set ++# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set ++CONFIG_MTD_CFI_I1=y ++CONFIG_MTD_CFI_I2=y ++# CONFIG_MTD_CFI_I4 is not set ++# CONFIG_MTD_CFI_I8 is not set ++# CONFIG_MTD_OTP is not set ++CONFIG_MTD_CFI_INTELEXT=y ++CONFIG_MTD_CFI_AMDSTD=y ++CONFIG_MTD_CFI_STAA=y ++CONFIG_MTD_CFI_UTIL=y ++CONFIG_MTD_RAM=y ++# CONFIG_MTD_ROM is not set ++# CONFIG_MTD_ABSENT is not set ++ ++# ++# Mapping drivers for chip access ++# ++# CONFIG_MTD_COMPLEX_MAPPINGS is not set ++CONFIG_MTD_PHYSMAP=y ++CONFIG_MTD_PHYSMAP_START=0x0 ++CONFIG_MTD_PHYSMAP_LEN=0x0 ++CONFIG_MTD_PHYSMAP_BANKWIDTH=1 ++# CONFIG_MTD_ARM_INTEGRATOR is not set ++# CONFIG_MTD_PLATRAM is not set ++ ++# ++# Self-contained MTD device drivers ++# ++# CONFIG_MTD_DATAFLASH is not set ++# CONFIG_MTD_M25P80 is not set ++# CONFIG_MTD_SLRAM is not set ++# CONFIG_MTD_PHRAM is not set ++# CONFIG_MTD_MTDRAM is not set ++# CONFIG_MTD_BLOCK2MTD is not set ++ ++# ++# Disk-On-Chip Device Drivers ++# ++# CONFIG_MTD_DOC2000 is not set ++# CONFIG_MTD_DOC2001 is not set ++# CONFIG_MTD_DOC2001PLUS is not set ++# CONFIG_MTD_NAND is not set ++# CONFIG_MTD_ONENAND is not set ++ ++# ++# UBI - Unsorted block images ++# ++# CONFIG_MTD_UBI is not set ++# CONFIG_PARPORT is not set ++CONFIG_BLK_DEV=y ++# CONFIG_BLK_DEV_COW_COMMON is not set ++CONFIG_BLK_DEV_LOOP=y ++# CONFIG_BLK_DEV_CRYPTOLOOP is not set ++CONFIG_BLK_DEV_NBD=y ++# CONFIG_BLK_DEV_UB is not set ++# CONFIG_BLK_DEV_RAM is not set ++# CONFIG_CDROM_PKTCDVD is not set ++# CONFIG_ATA_OVER_ETH is not set ++# CONFIG_MISC_DEVICES is not set ++CONFIG_EEPROM_93CX6=m ++ ++# ++# SCSI device support ++# ++# CONFIG_RAID_ATTRS is not set ++CONFIG_SCSI=y ++CONFIG_SCSI_DMA=y ++# CONFIG_SCSI_TGT is not set ++# CONFIG_SCSI_NETLINK is not set ++# CONFIG_SCSI_PROC_FS is not set ++ ++# ++# SCSI support type (disk, tape, CD-ROM) ++# ++CONFIG_BLK_DEV_SD=y ++# CONFIG_CHR_DEV_ST is not set ++# CONFIG_CHR_DEV_OSST is not set ++# CONFIG_BLK_DEV_SR is not set ++# CONFIG_CHR_DEV_SG is not set ++# CONFIG_CHR_DEV_SCH is not set ++ ++# ++# Some SCSI devices (e.g. CD jukebox) support multiple LUNs ++# ++# CONFIG_SCSI_MULTI_LUN is not set ++# CONFIG_SCSI_CONSTANTS is not set ++# CONFIG_SCSI_LOGGING is not set ++# CONFIG_SCSI_SCAN_ASYNC is not set ++CONFIG_SCSI_WAIT_SCAN=m ++ ++# ++# SCSI Transports ++# ++# CONFIG_SCSI_SPI_ATTRS is not set ++# CONFIG_SCSI_FC_ATTRS is not set ++# CONFIG_SCSI_ISCSI_ATTRS is not set ++# CONFIG_SCSI_SAS_LIBSAS is not set ++# CONFIG_SCSI_SRP_ATTRS is not set ++CONFIG_SCSI_LOWLEVEL=y ++# CONFIG_ISCSI_TCP is not set ++# CONFIG_SCSI_DEBUG is not set ++# CONFIG_ATA is not set ++# CONFIG_MD is not set ++CONFIG_NETDEVICES=y ++# CONFIG_NETDEVICES_MULTIQUEUE is not set ++# CONFIG_DUMMY is not set ++# CONFIG_BONDING is not set ++# CONFIG_MACVLAN is not set ++# CONFIG_EQUALIZER is not set ++# CONFIG_TUN is not set ++# CONFIG_VETH is not set ++# CONFIG_PHYLIB is not set ++CONFIG_NET_ETHERNET=y ++CONFIG_MII=y ++CONFIG_EP93XX_ETH=y ++# CONFIG_AX88796 is not set ++# CONFIG_SMC91X is not set ++# CONFIG_DM9000 is not set ++# CONFIG_IBM_NEW_EMAC_ZMII is not set ++# CONFIG_IBM_NEW_EMAC_RGMII is not set ++# CONFIG_IBM_NEW_EMAC_TAH is not set ++# CONFIG_IBM_NEW_EMAC_EMAC4 is not set ++# CONFIG_B44 is not set ++# CONFIG_NETDEV_1000 is not set ++# CONFIG_NETDEV_10000 is not set ++ ++# ++# Wireless LAN ++# ++# CONFIG_WLAN_PRE80211 is not set ++CONFIG_WLAN_80211=y ++# CONFIG_LIBERTAS is not set ++# CONFIG_USB_ZD1201 is not set ++CONFIG_RTL8187=m ++# CONFIG_HOSTAP is not set ++# CONFIG_B43 is not set ++# CONFIG_B43LEGACY is not set ++# CONFIG_RT2X00 is not set ++ ++# ++# USB Network Adapters ++# ++CONFIG_USB_CATC=y ++# CONFIG_USB_KAWETH is not set ++# CONFIG_USB_PEGASUS is not set ++CONFIG_USB_RTL8150=y ++# CONFIG_USB_USBNET is not set ++# CONFIG_WAN is not set ++CONFIG_PPP=m ++# CONFIG_PPP_MULTILINK is not set ++# CONFIG_PPP_FILTER is not set ++# CONFIG_PPP_ASYNC is not set ++CONFIG_PPP_SYNC_TTY=m ++# CONFIG_PPP_DEFLATE is not set ++CONFIG_PPP_BSDCOMP=m ++# CONFIG_PPP_MPPE is not set ++CONFIG_PPPOE=m ++# CONFIG_PPPOL2TP is not set ++# CONFIG_SLIP is not set ++CONFIG_SLHC=m ++# CONFIG_SHAPER is not set ++# CONFIG_NETCONSOLE is not set ++# CONFIG_NETPOLL is not set ++# CONFIG_NET_POLL_CONTROLLER is not set ++# CONFIG_ISDN is not set ++ ++# ++# Input device support ++# ++CONFIG_INPUT=y ++# CONFIG_INPUT_FF_MEMLESS is not set ++# CONFIG_INPUT_POLLDEV is not set ++ ++# ++# Userland interfaces ++# ++CONFIG_INPUT_MOUSEDEV=y ++CONFIG_INPUT_MOUSEDEV_PSAUX=y ++CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 ++CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 ++# CONFIG_INPUT_JOYDEV is not set ++CONFIG_INPUT_EVDEV=y ++# CONFIG_INPUT_EVBUG is not set ++ ++# ++# Input Device Drivers ++# ++CONFIG_INPUT_KEYBOARD=y ++CONFIG_KEYBOARD_ATKBD=y ++# CONFIG_KEYBOARD_SUNKBD is not set ++# CONFIG_KEYBOARD_LKKBD is not set ++# CONFIG_KEYBOARD_XTKBD is not set ++# CONFIG_KEYBOARD_NEWTON is not set ++# CONFIG_KEYBOARD_STOWAWAY is not set ++CONFIG_INPUT_MOUSE=y ++CONFIG_MOUSE_PS2=y ++CONFIG_MOUSE_PS2_ALPS=y ++# CONFIG_MOUSE_PS2_LOGIPS2PP is not set ++# CONFIG_MOUSE_PS2_SYNAPTICS is not set ++# CONFIG_MOUSE_PS2_LIFEBOOK is not set ++# CONFIG_MOUSE_PS2_TRACKPOINT is not set ++# CONFIG_MOUSE_PS2_TOUCHKIT is not set ++# CONFIG_MOUSE_SERIAL is not set ++# CONFIG_MOUSE_APPLETOUCH is not set ++# CONFIG_MOUSE_VSXXXAA is not set ++# CONFIG_INPUT_JOYSTICK is not set ++# CONFIG_INPUT_TABLET is not set ++CONFIG_INPUT_TOUCHSCREEN=y ++# CONFIG_TOUCHSCREEN_ADS7846 is not set ++# CONFIG_TOUCHSCREEN_FUJITSU is not set ++# CONFIG_TOUCHSCREEN_GUNZE is not set ++# CONFIG_TOUCHSCREEN_ELO is not set ++# CONFIG_TOUCHSCREEN_MTOUCH is not set ++# CONFIG_TOUCHSCREEN_MK712 is not set ++# CONFIG_TOUCHSCREEN_PENMOUNT is not set ++# CONFIG_TOUCHSCREEN_TOUCHRIGHT is not set ++# CONFIG_TOUCHSCREEN_TOUCHWIN is not set ++# CONFIG_TOUCHSCREEN_UCB1400 is not set ++# CONFIG_TOUCHSCREEN_USB_COMPOSITE is not set ++CONFIG_TOUCHSCREEN_EP93XX=y ++# CONFIG_INPUT_MISC is not set ++ ++# ++# Hardware I/O ports ++# ++CONFIG_SERIO=y ++# CONFIG_SERIO_SERPORT is not set ++# CONFIG_SERIO_AMBAKMI is not set ++CONFIG_SERIO_LIBPS2=y ++# CONFIG_SERIO_RAW is not set ++# CONFIG_GAMEPORT is not set ++ ++# ++# Character devices ++# ++CONFIG_VT=y ++CONFIG_VT_CONSOLE=y ++CONFIG_HW_CONSOLE=y ++# CONFIG_VT_HW_CONSOLE_BINDING is not set ++# CONFIG_SERIAL_NONSTANDARD is not set ++ ++# ++# Serial drivers ++# ++# CONFIG_SERIAL_8250 is not set ++ ++# ++# Non-8250 serial port support ++# ++CONFIG_SERIAL_AMBA_PL010=y ++CONFIG_SERIAL_AMBA_PL010_CONSOLE=y ++# CONFIG_SERIAL_AMBA_PL011 is not set ++CONFIG_SERIAL_CORE=y ++CONFIG_SERIAL_CORE_CONSOLE=y ++CONFIG_UNIX98_PTYS=y ++# CONFIG_LEGACY_PTYS is not set ++# CONFIG_IPMI_HANDLER is not set ++# CONFIG_HW_RANDOM is not set ++# CONFIG_NVRAM is not set ++# CONFIG_R3964 is not set ++# CONFIG_RAW_DRIVER is not set ++# CONFIG_TCG_TPM is not set ++CONFIG_I2C=y ++CONFIG_I2C_BOARDINFO=y ++CONFIG_I2C_CHARDEV=y ++ ++# ++# I2C Algorithms ++# ++CONFIG_I2C_ALGOBIT=y ++# CONFIG_I2C_ALGOPCF is not set ++# CONFIG_I2C_ALGOPCA is not set ++ ++# ++# I2C Hardware Bus support ++# ++CONFIG_I2C_EP93XX=y ++# CONFIG_I2C_OCORES is not set ++# CONFIG_I2C_PARPORT_LIGHT is not set ++# CONFIG_I2C_SIMTEC is not set ++# CONFIG_I2C_TAOS_EVM is not set ++# CONFIG_I2C_STUB is not set ++# CONFIG_I2C_TINY_USB is not set ++ ++# ++# Miscellaneous I2C Chip support ++# ++CONFIG_SENSORS_DS1337=y ++# CONFIG_SENSORS_DS1374 is not set ++# CONFIG_DS1682 is not set ++# CONFIG_SENSORS_EEPROM is not set ++# CONFIG_SENSORS_PCF8574 is not set ++# CONFIG_SENSORS_PCA9539 is not set ++# CONFIG_SENSORS_PCF8591 is not set ++# CONFIG_SENSORS_MAX6875 is not set ++# CONFIG_SENSORS_TSL2550 is not set ++# CONFIG_I2C_DEBUG_CORE is not set ++# CONFIG_I2C_DEBUG_ALGO is not set ++# CONFIG_I2C_DEBUG_BUS is not set ++# CONFIG_I2C_DEBUG_CHIP is not set ++ ++# ++# SPI support ++# ++CONFIG_SPI=y ++CONFIG_SPI_MASTER=y ++ ++# ++# SPI Master Controller Drivers ++# ++CONFIG_SPI_BITBANG=y ++CONFIG_SPI_EP93XX=y ++ ++# ++# SPI Protocol Masters ++# ++# CONFIG_SPI_AT25 is not set ++# CONFIG_SPI_SPIDEV is not set ++# CONFIG_SPI_TLE62X0 is not set ++# CONFIG_W1 is not set ++# CONFIG_POWER_SUPPLY is not set ++# CONFIG_HWMON is not set ++CONFIG_WATCHDOG=y ++# CONFIG_WATCHDOG_NOWAYOUT is not set ++ ++# ++# Watchdog Device Drivers ++# ++# CONFIG_SOFT_WATCHDOG is not set ++CONFIG_EP93XX_WATCHDOG=y ++ ++# ++# USB-based Watchdog Cards ++# ++# CONFIG_USBPCWATCHDOG is not set ++ ++# ++# Sonics Silicon Backplane ++# ++CONFIG_SSB_POSSIBLE=y ++# CONFIG_SSB is not set ++ ++# ++# Multifunction device drivers ++# ++# CONFIG_MFD_SM501 is not set ++ ++# ++# Multimedia devices ++# ++# CONFIG_VIDEO_DEV is not set ++# CONFIG_DVB_CORE is not set ++# CONFIG_DAB is not set ++ ++# ++# Graphics support ++# ++# CONFIG_VGASTATE is not set ++CONFIG_VIDEO_OUTPUT_CONTROL=y ++CONFIG_FB=y ++# CONFIG_FIRMWARE_EDID is not set ++# CONFIG_FB_DDC is not set ++CONFIG_FB_CFB_FILLRECT=y ++CONFIG_FB_CFB_COPYAREA=y ++CONFIG_FB_CFB_IMAGEBLIT=y ++# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set ++# CONFIG_FB_SYS_FILLRECT is not set ++# CONFIG_FB_SYS_COPYAREA is not set ++# CONFIG_FB_SYS_IMAGEBLIT is not set ++# CONFIG_FB_SYS_FOPS is not set ++CONFIG_FB_DEFERRED_IO=y ++# CONFIG_FB_SVGALIB is not set ++# CONFIG_FB_MACMODES is not set ++# CONFIG_FB_BACKLIGHT is not set ++# CONFIG_FB_MODE_HELPERS is not set ++# CONFIG_FB_TILEBLITTING is not set ++ ++# ++# Frame buffer hardware drivers ++# ++CONFIG_FB_EP93XX=y ++# CONFIG_FB_EP93XX_MONO is not set ++# CONFIG_FB_ARMCLCD is not set ++# CONFIG_FB_S1D13XXX is not set ++# CONFIG_FB_VIRTUAL is not set ++# CONFIG_BACKLIGHT_LCD_SUPPORT is not set ++ ++# ++# Display device support ++# ++# CONFIG_DISPLAY_SUPPORT is not set ++ ++# ++# Console display driver support ++# ++# CONFIG_VGA_CONSOLE is not set ++CONFIG_DUMMY_CONSOLE=y ++CONFIG_FRAMEBUFFER_CONSOLE=y ++# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set ++# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set ++CONFIG_FONTS=y ++CONFIG_FONT_8x8=y ++CONFIG_FONT_8x16=y ++# CONFIG_FONT_6x11 is not set ++# CONFIG_FONT_7x14 is not set ++# CONFIG_FONT_PEARL_8x8 is not set ++# CONFIG_FONT_ACORN_8x8 is not set ++# CONFIG_FONT_MINI_4x6 is not set ++# CONFIG_FONT_SUN8x16 is not set ++# CONFIG_FONT_SUN12x22 is not set ++# CONFIG_FONT_10x18 is not set ++CONFIG_LOGO=y ++CONFIG_LOGO_LINUX_MONO=y ++CONFIG_LOGO_LINUX_VGA16=y ++CONFIG_LOGO_LINUX_CLUT224=y ++ ++# ++# Sound ++# ++CONFIG_SOUND=y ++ ++# ++# Advanced Linux Sound Architecture ++# ++CONFIG_SND=y ++CONFIG_SND_TIMER=y ++CONFIG_SND_PCM=y ++# CONFIG_SND_SEQUENCER is not set ++CONFIG_SND_OSSEMUL=y ++CONFIG_SND_MIXER_OSS=y ++CONFIG_SND_PCM_OSS=y ++CONFIG_SND_PCM_OSS_PLUGINS=y ++# CONFIG_SND_DYNAMIC_MINORS is not set ++# CONFIG_SND_SUPPORT_OLD_API is not set ++# CONFIG_SND_VERBOSE_PROCFS is not set ++# CONFIG_SND_VERBOSE_PRINTK is not set ++# CONFIG_SND_DEBUG is not set ++ ++# ++# Generic devices ++# ++CONFIG_SND_AC97_CODEC=y ++# CONFIG_SND_DUMMY is not set ++# CONFIG_SND_MTPAV is not set ++# CONFIG_SND_SERIAL_U16550 is not set ++# CONFIG_SND_MPU401 is not set ++ ++# ++# ALSA ARM devices ++# ++CONFIG_SND_EP93XX_AC97=y ++CONFIG_SND_EP93XX_PCM=y ++# CONFIG_SND_ARMAACI is not set ++ ++# ++# SPI devices ++# ++ ++# ++# USB devices ++# ++# CONFIG_SND_USB_AUDIO is not set ++# CONFIG_SND_USB_CAIAQ is not set ++ ++# ++# System on Chip audio support ++# ++# CONFIG_SND_SOC is not set ++ ++# ++# SoC Audio support for SuperH ++# ++ ++# ++# Open Sound System ++# ++# CONFIG_SOUND_PRIME is not set ++CONFIG_AC97_BUS=y ++CONFIG_HID_SUPPORT=y ++CONFIG_HID=y ++# CONFIG_HID_DEBUG is not set ++# CONFIG_HIDRAW is not set ++ ++# ++# USB Input Devices ++# ++CONFIG_USB_HID=y ++# CONFIG_USB_HIDINPUT_POWERBOOK is not set ++# CONFIG_HID_FF is not set ++# CONFIG_USB_HIDDEV is not set ++CONFIG_USB_SUPPORT=y ++CONFIG_USB_ARCH_HAS_HCD=y ++CONFIG_USB_ARCH_HAS_OHCI=y ++# CONFIG_USB_ARCH_HAS_EHCI is not set ++CONFIG_USB=y ++# CONFIG_USB_DEBUG is not set ++ ++# ++# Miscellaneous USB options ++# ++CONFIG_USB_DEVICEFS=y ++CONFIG_USB_DEVICE_CLASS=y ++CONFIG_USB_DYNAMIC_MINORS=y ++# CONFIG_USB_OTG is not set ++ ++# ++# USB Host Controller Drivers ++# ++# CONFIG_USB_ISP116X_HCD is not set ++CONFIG_USB_OHCI_HCD=y ++# CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set ++# CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set ++CONFIG_USB_OHCI_LITTLE_ENDIAN=y ++# CONFIG_USB_SL811_HCD is not set ++# CONFIG_USB_R8A66597_HCD is not set ++ ++# ++# USB Device Class drivers ++# ++CONFIG_USB_ACM=m ++CONFIG_USB_PRINTER=m ++ ++# ++# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' ++# ++ ++# ++# may also be needed; see USB_STORAGE Help for more information ++# ++CONFIG_USB_STORAGE=y ++# CONFIG_USB_STORAGE_DEBUG is not set ++# CONFIG_USB_STORAGE_DATAFAB is not set ++# CONFIG_USB_STORAGE_FREECOM is not set ++# CONFIG_USB_STORAGE_ISD200 is not set ++# CONFIG_USB_STORAGE_DPCM is not set ++# CONFIG_USB_STORAGE_USBAT is not set ++# CONFIG_USB_STORAGE_SDDR09 is not set ++# CONFIG_USB_STORAGE_SDDR55 is not set ++# CONFIG_USB_STORAGE_JUMPSHOT is not set ++# CONFIG_USB_STORAGE_ALAUDA is not set ++# CONFIG_USB_STORAGE_ONETOUCH is not set ++# CONFIG_USB_STORAGE_KARMA is not set ++# CONFIG_USB_LIBUSUAL is not set ++ ++# ++# USB Imaging devices ++# ++# CONFIG_USB_MDC800 is not set ++# CONFIG_USB_MICROTEK is not set ++# CONFIG_USB_MON is not set ++ ++# ++# USB port drivers ++# ++ ++# ++# USB Serial Converter support ++# ++CONFIG_USB_SERIAL=y ++CONFIG_USB_SERIAL_CONSOLE=y ++# CONFIG_USB_SERIAL_GENERIC is not set ++# CONFIG_USB_SERIAL_AIRCABLE is not set ++# CONFIG_USB_SERIAL_AIRPRIME is not set ++# CONFIG_USB_SERIAL_ARK3116 is not set ++# CONFIG_USB_SERIAL_BELKIN is not set ++# CONFIG_USB_SERIAL_CH341 is not set ++# CONFIG_USB_SERIAL_WHITEHEAT is not set ++# CONFIG_USB_SERIAL_DIGI_ACCELEPORT is not set ++# CONFIG_USB_SERIAL_CP2101 is not set ++# CONFIG_USB_SERIAL_CYPRESS_M8 is not set ++# CONFIG_USB_SERIAL_EMPEG is not set ++# CONFIG_USB_SERIAL_FTDI_SIO is not set ++# CONFIG_USB_SERIAL_FUNSOFT is not set ++# CONFIG_USB_SERIAL_VISOR is not set ++# CONFIG_USB_SERIAL_IPAQ is not set ++# CONFIG_USB_SERIAL_IR is not set ++# CONFIG_USB_SERIAL_EDGEPORT is not set ++# CONFIG_USB_SERIAL_EDGEPORT_TI is not set ++# CONFIG_USB_SERIAL_GARMIN is not set ++# CONFIG_USB_SERIAL_IPW is not set ++# CONFIG_USB_SERIAL_KEYSPAN_PDA is not set ++# CONFIG_USB_SERIAL_KEYSPAN is not set ++# CONFIG_USB_SERIAL_KLSI is not set ++# CONFIG_USB_SERIAL_KOBIL_SCT is not set ++# CONFIG_USB_SERIAL_MCT_U232 is not set ++# CONFIG_USB_SERIAL_MOS7720 is not set ++# CONFIG_USB_SERIAL_MOS7840 is not set ++# CONFIG_USB_SERIAL_NAVMAN is not set ++CONFIG_USB_SERIAL_PL2303=y ++# CONFIG_USB_SERIAL_OTI6858 is not set ++# CONFIG_USB_SERIAL_HP4X is not set ++# CONFIG_USB_SERIAL_SAFE is not set ++# CONFIG_USB_SERIAL_SIERRAWIRELESS is not set ++# CONFIG_USB_SERIAL_TI is not set ++# CONFIG_USB_SERIAL_CYBERJACK is not set ++# CONFIG_USB_SERIAL_XIRCOM is not set ++# CONFIG_USB_SERIAL_OPTION is not set ++# CONFIG_USB_SERIAL_OMNINET is not set ++# CONFIG_USB_SERIAL_DEBUG is not set ++ ++# ++# USB Miscellaneous drivers ++# ++# CONFIG_USB_EMI62 is not set ++# CONFIG_USB_EMI26 is not set ++# CONFIG_USB_ADUTUX is not set ++# CONFIG_USB_AUERSWALD is not set ++# CONFIG_USB_RIO500 is not set ++# CONFIG_USB_LEGOTOWER is not set ++# CONFIG_USB_LCD is not set ++# CONFIG_USB_BERRY_CHARGE is not set ++# CONFIG_USB_LED is not set ++# CONFIG_USB_CYPRESS_CY7C63 is not set ++# CONFIG_USB_CYTHERM is not set ++# CONFIG_USB_PHIDGET is not set ++# CONFIG_USB_IDMOUSE is not set ++# CONFIG_USB_FTDI_ELAN is not set ++# CONFIG_USB_APPLEDISPLAY is not set ++# CONFIG_USB_LD is not set ++# CONFIG_USB_TRANCEVIBRATOR is not set ++# CONFIG_USB_IOWARRIOR is not set ++# CONFIG_USB_TEST is not set ++ ++# ++# USB DSL modem support ++# ++ ++# ++# USB Gadget Support ++# ++# CONFIG_USB_GADGET is not set ++CONFIG_MMC=y ++# CONFIG_MMC_DEBUG is not set ++# CONFIG_MMC_UNSAFE_RESUME is not set ++ ++# ++# MMC/SD Card Drivers ++# ++CONFIG_MMC_BLOCK=y ++CONFIG_MMC_BLOCK_BOUNCE=y ++# CONFIG_SDIO_UART is not set ++ ++# ++# MMC/SD Host Controller Drivers ++# ++# CONFIG_MMC_ARMMMCI is not set ++CONFIG_MMC_SPI=y ++# ++# SimOne LCD support ++# ++CONFIG_LCD_LINUX=m ++CONFIG_LCD_HD44780=m ++# ++# CONFIG_NEW_LEDS is not set ++CONFIG_RTC_LIB=y ++CONFIG_RTC_CLASS=y ++CONFIG_RTC_HCTOSYS=y ++CONFIG_RTC_HCTOSYS_DEVICE="rtc0" ++# CONFIG_RTC_DEBUG is not set ++ ++# ++# RTC interfaces ++# ++CONFIG_RTC_INTF_SYSFS=y ++CONFIG_RTC_INTF_PROC=y ++CONFIG_RTC_INTF_DEV=y ++# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set ++# CONFIG_RTC_DRV_TEST is not set ++ ++# ++# I2C RTC drivers ++# ++CONFIG_RTC_DRV_DS1307=y ++# CONFIG_RTC_DRV_DS1374 is not set ++# CONFIG_RTC_DRV_DS1672 is not set ++# CONFIG_RTC_DRV_MAX6900 is not set ++# CONFIG_RTC_DRV_RS5C372 is not set ++# CONFIG_RTC_DRV_ISL1208 is not set ++# CONFIG_RTC_DRV_X1205 is not set ++# CONFIG_RTC_DRV_PCF8563 is not set ++# CONFIG_RTC_DRV_PCF8583 is not set ++# CONFIG_RTC_DRV_M41T80 is not set ++ ++# ++# SPI RTC drivers ++# ++# CONFIG_RTC_DRV_RS5C348 is not set ++# CONFIG_RTC_DRV_MAX6902 is not set ++ ++# ++# Platform RTC drivers ++# ++# CONFIG_RTC_DRV_CMOS is not set ++# CONFIG_RTC_DRV_DS1553 is not set ++# CONFIG_RTC_DRV_STK17TA8 is not set ++# CONFIG_RTC_DRV_DS1742 is not set ++# CONFIG_RTC_DRV_M48T86 is not set ++# CONFIG_RTC_DRV_M48T59 is not set ++# CONFIG_RTC_DRV_V3020 is not set ++ ++# ++# on-CPU RTC drivers ++# ++CONFIG_RTC_DRV_EP93XX=y ++CONFIG_RTC_DRV_EP93XX_DS1337=y ++# CONFIG_RTC_DRV_PL031 is not set ++ ++# ++# File systems ++# ++CONFIG_EXT2_FS=y ++CONFIG_EXT2_FS_XATTR=y ++CONFIG_EXT2_FS_POSIX_ACL=y ++CONFIG_EXT2_FS_SECURITY=y ++# CONFIG_EXT2_FS_XIP is not set ++CONFIG_EXT3_FS=y ++# CONFIG_EXT3_FS_XATTR is not set ++# CONFIG_EXT4DEV_FS is not set ++CONFIG_JBD=y ++CONFIG_FS_MBCACHE=y ++# CONFIG_REISERFS_FS is not set ++# CONFIG_JFS_FS is not set ++CONFIG_FS_POSIX_ACL=y ++# CONFIG_XFS_FS is not set ++# CONFIG_GFS2_FS is not set ++# CONFIG_OCFS2_FS is not set ++# CONFIG_MINIX_FS is not set ++CONFIG_ROMFS_FS=y ++CONFIG_INOTIFY=y ++CONFIG_INOTIFY_USER=y ++# CONFIG_QUOTA is not set ++CONFIG_DNOTIFY=y ++# CONFIG_AUTOFS_FS is not set ++CONFIG_AUTOFS4_FS=y ++# CONFIG_FUSE_FS is not set ++ ++# ++# CD-ROM/DVD Filesystems ++# ++CONFIG_ISO9660_FS=y ++CONFIG_JOLIET=y ++# CONFIG_ZISOFS is not set ++CONFIG_UDF_FS=y ++CONFIG_UDF_NLS=y ++ ++# ++# DOS/FAT/NT Filesystems ++# ++CONFIG_FAT_FS=y ++CONFIG_MSDOS_FS=y ++CONFIG_VFAT_FS=y ++CONFIG_FAT_DEFAULT_CODEPAGE=437 ++CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" ++# CONFIG_NTFS_FS is not set ++ ++# ++# Pseudo filesystems ++# ++CONFIG_PROC_FS=y ++CONFIG_PROC_SYSCTL=y ++CONFIG_SYSFS=y ++CONFIG_TMPFS=y ++# CONFIG_TMPFS_POSIX_ACL is not set ++# CONFIG_HUGETLB_PAGE is not set ++# CONFIG_CONFIGFS_FS is not set ++ ++# ++# Miscellaneous filesystems ++# ++# CONFIG_ADFS_FS is not set ++# CONFIG_AFFS_FS is not set ++# CONFIG_HFS_FS is not set ++# CONFIG_HFSPLUS_FS is not set ++# CONFIG_BEFS_FS is not set ++# CONFIG_BFS_FS is not set ++# CONFIG_EFS_FS is not set ++CONFIG_JFFS2_FS=y ++CONFIG_JFFS2_FS_DEBUG=0 ++CONFIG_JFFS2_FS_WRITEBUFFER=y ++# CONFIG_JFFS2_FS_WBUF_VERIFY is not set ++# CONFIG_JFFS2_SUMMARY is not set ++# CONFIG_JFFS2_FS_XATTR is not set ++# CONFIG_JFFS2_COMPRESSION_OPTIONS is not set ++CONFIG_JFFS2_ZLIB=y ++# CONFIG_JFFS2_LZO is not set ++CONFIG_JFFS2_RTIME=y ++# CONFIG_JFFS2_RUBIN is not set ++# CONFIG_CRAMFS is not set ++# CONFIG_VXFS_FS is not set ++# CONFIG_HPFS_FS is not set ++# CONFIG_QNX4FS_FS is not set ++# CONFIG_SYSV_FS is not set ++# CONFIG_UFS_FS is not set ++CONFIG_NETWORK_FILESYSTEMS=y ++CONFIG_NFS_FS=y ++CONFIG_NFS_V3=y ++# CONFIG_NFS_V3_ACL is not set ++# CONFIG_NFS_V4 is not set ++# CONFIG_NFS_DIRECTIO is not set ++# CONFIG_NFSD is not set ++CONFIG_ROOT_NFS=y ++CONFIG_LOCKD=y ++CONFIG_LOCKD_V4=y ++CONFIG_NFS_COMMON=y ++CONFIG_SUNRPC=y ++# CONFIG_SUNRPC_BIND34 is not set ++# CONFIG_RPCSEC_GSS_KRB5 is not set ++# CONFIG_RPCSEC_GSS_SPKM3 is not set ++# CONFIG_SMB_FS is not set ++# CONFIG_CIFS is not set ++# CONFIG_NCP_FS is not set ++# CONFIG_CODA_FS is not set ++# CONFIG_AFS_FS is not set ++ ++# ++# Partition Types ++# ++CONFIG_PARTITION_ADVANCED=y ++# CONFIG_ACORN_PARTITION is not set ++# CONFIG_OSF_PARTITION is not set ++# CONFIG_AMIGA_PARTITION is not set ++# CONFIG_ATARI_PARTITION is not set ++# CONFIG_MAC_PARTITION is not set ++CONFIG_MSDOS_PARTITION=y ++# CONFIG_BSD_DISKLABEL is not set ++# CONFIG_MINIX_SUBPARTITION is not set ++# CONFIG_SOLARIS_X86_PARTITION is not set ++# CONFIG_UNIXWARE_DISKLABEL is not set ++# CONFIG_LDM_PARTITION is not set ++# CONFIG_SGI_PARTITION is not set ++# CONFIG_ULTRIX_PARTITION is not set ++# CONFIG_SUN_PARTITION is not set ++# CONFIG_KARMA_PARTITION is not set ++# CONFIG_EFI_PARTITION is not set ++# CONFIG_SYSV68_PARTITION is not set ++CONFIG_NLS=y ++CONFIG_NLS_DEFAULT="iso8859-1" ++CONFIG_NLS_CODEPAGE_437=y ++# CONFIG_NLS_CODEPAGE_737 is not set ++# CONFIG_NLS_CODEPAGE_775 is not set ++# CONFIG_NLS_CODEPAGE_850 is not set ++# CONFIG_NLS_CODEPAGE_852 is not set ++# CONFIG_NLS_CODEPAGE_855 is not set ++# CONFIG_NLS_CODEPAGE_857 is not set ++# CONFIG_NLS_CODEPAGE_860 is not set ++# CONFIG_NLS_CODEPAGE_861 is not set ++# CONFIG_NLS_CODEPAGE_862 is not set ++# CONFIG_NLS_CODEPAGE_863 is not set ++# CONFIG_NLS_CODEPAGE_864 is not set ++# CONFIG_NLS_CODEPAGE_865 is not set ++# CONFIG_NLS_CODEPAGE_866 is not set ++# CONFIG_NLS_CODEPAGE_869 is not set ++# CONFIG_NLS_CODEPAGE_936 is not set ++# CONFIG_NLS_CODEPAGE_950 is not set ++# CONFIG_NLS_CODEPAGE_932 is not set ++# CONFIG_NLS_CODEPAGE_949 is not set ++# CONFIG_NLS_CODEPAGE_874 is not set ++# CONFIG_NLS_ISO8859_8 is not set ++# CONFIG_NLS_CODEPAGE_1250 is not set ++# CONFIG_NLS_CODEPAGE_1251 is not set ++# CONFIG_NLS_ASCII is not set ++CONFIG_NLS_ISO8859_1=y ++# CONFIG_NLS_ISO8859_2 is not set ++# CONFIG_NLS_ISO8859_3 is not set ++# CONFIG_NLS_ISO8859_4 is not set ++# CONFIG_NLS_ISO8859_5 is not set ++# CONFIG_NLS_ISO8859_6 is not set ++# CONFIG_NLS_ISO8859_7 is not set ++# CONFIG_NLS_ISO8859_9 is not set ++# CONFIG_NLS_ISO8859_13 is not set ++# CONFIG_NLS_ISO8859_14 is not set ++# CONFIG_NLS_ISO8859_15 is not set ++# CONFIG_NLS_KOI8_R is not set ++# CONFIG_NLS_KOI8_U is not set ++# CONFIG_NLS_UTF8 is not set ++# CONFIG_DLM is not set ++# CONFIG_INSTRUMENTATION is not set ++ ++# ++# Kernel hacking ++# ++# CONFIG_PRINTK_TIME is not set ++# CONFIG_ENABLE_WARN_DEPRECATED is not set ++# CONFIG_ENABLE_MUST_CHECK is not set ++# CONFIG_MAGIC_SYSRQ is not set ++# CONFIG_UNUSED_SYMBOLS is not set ++# CONFIG_DEBUG_FS is not set ++# CONFIG_HEADERS_CHECK is not set ++# CONFIG_DEBUG_KERNEL is not set ++# CONFIG_DEBUG_BUGVERBOSE is not set ++CONFIG_FRAME_POINTER=y ++# CONFIG_SAMPLES is not set ++CONFIG_DEBUG_USER=y ++ ++# ++# Security options ++# ++# CONFIG_KEYS is not set ++# CONFIG_SECURITY is not set ++# CONFIG_SECURITY_FILE_CAPABILITIES is not set ++CONFIG_CRYPTO=y ++CONFIG_CRYPTO_ALGAPI=y ++CONFIG_CRYPTO_BLKCIPHER=y ++CONFIG_CRYPTO_MANAGER=y ++# CONFIG_CRYPTO_HMAC is not set ++# CONFIG_CRYPTO_XCBC is not set ++# CONFIG_CRYPTO_NULL is not set ++# CONFIG_CRYPTO_MD4 is not set ++CONFIG_CRYPTO_MD5=y ++CONFIG_CRYPTO_SHA1=y ++# CONFIG_CRYPTO_SHA256 is not set ++# CONFIG_CRYPTO_SHA512 is not set ++# CONFIG_CRYPTO_WP512 is not set ++# CONFIG_CRYPTO_TGR192 is not set ++# CONFIG_CRYPTO_GF128MUL is not set ++CONFIG_CRYPTO_ECB=m ++CONFIG_CRYPTO_CBC=m ++CONFIG_CRYPTO_PCBC=y ++# CONFIG_CRYPTO_LRW is not set ++# CONFIG_CRYPTO_XTS is not set ++# CONFIG_CRYPTO_CRYPTD is not set ++CONFIG_CRYPTO_DES=y ++# CONFIG_CRYPTO_FCRYPT is not set ++# CONFIG_CRYPTO_BLOWFISH is not set ++# CONFIG_CRYPTO_TWOFISH is not set ++# CONFIG_CRYPTO_SERPENT is not set ++CONFIG_CRYPTO_AES=y ++# CONFIG_CRYPTO_CAST5 is not set ++# CONFIG_CRYPTO_CAST6 is not set ++# CONFIG_CRYPTO_TEA is not set ++CONFIG_CRYPTO_ARC4=y ++# CONFIG_CRYPTO_KHAZAD is not set ++# CONFIG_CRYPTO_ANUBIS is not set ++# CONFIG_CRYPTO_SEED is not set ++# CONFIG_CRYPTO_DEFLATE is not set ++CONFIG_CRYPTO_MICHAEL_MIC=y ++# CONFIG_CRYPTO_CRC32C is not set ++# CONFIG_CRYPTO_CAMELLIA is not set ++# CONFIG_CRYPTO_TEST is not set ++# CONFIG_CRYPTO_AUTHENC is not set ++# CONFIG_CRYPTO_HW is not set ++ ++# ++# Library routines ++# ++CONFIG_BITREVERSE=y ++# CONFIG_CRC_CCITT is not set ++# CONFIG_CRC16 is not set ++CONFIG_CRC_ITU_T=y ++CONFIG_CRC32=y ++CONFIG_CRC7=y ++CONFIG_LIBCRC32C=y ++CONFIG_ZLIB_INFLATE=y ++CONFIG_ZLIB_DEFLATE=y ++CONFIG_PLIST=y ++CONFIG_HAS_IOMEM=y ++CONFIG_HAS_IOPORT=y ++CONFIG_HAS_DMA=y +--- linux-2.6.32.orig/arch/arm/mach-ep93xx/Kconfig ++++ linux-2.6.32/arch/arm/mach-ep93xx/Kconfig +@@ -166,10 +166,17 @@ config MACH_TS72XX + depends on EP93XX_SDCE3_SYNC_PHYS_OFFSET + help + Say 'Y' here if you want your kernel to support the + Technologic Systems TS-72xx board. + ++config MACH_SIM_ONE ++ bool "Support SIM.ONE board " ++ depends on EP93XX_SDCE0_PHYS_OFFSET ++ help ++ Say 'Y' here if you want your kernel to support the ++ Simplemachines SIM.ONE board. ++ + choice + prompt "Select a UART for early kernel messages" + + config EP93XX_EARLY_UART1 + bool "UART1" +--- linux-2.6.32.orig/arch/arm/mach-ep93xx/Makefile ++++ linux-2.6.32/arch/arm/mach-ep93xx/Makefile +@@ -8,6 +8,7 @@ obj- := + + obj-$(CONFIG_MACH_ADSSPHERE) += adssphere.o + obj-$(CONFIG_MACH_EDB93XX) += edb93xx.o + obj-$(CONFIG_MACH_GESBC9312) += gesbc9312.o + obj-$(CONFIG_MACH_MICRO9) += micro9.o ++obj-$(CONFIG_MACH_SIM_ONE) += simone.o + obj-$(CONFIG_MACH_TS72XX) += ts72xx.o +--- linux-2.6.32.orig/arch/arm/mach-ep93xx/Makefile.boot ++++ linux-2.6.32/arch/arm/mach-ep93xx/Makefile.boot +@@ -1,7 +1,9 @@ + zreladdr-$(CONFIG_EP93XX_SDCE3_SYNC_PHYS_OFFSET) := 0x00008000 + params_phys-$(CONFIG_EP93XX_SDCE3_SYNC_PHYS_OFFSET) := 0x00000100 ++ zreladdr-$(CONFIG_MACH_SIM_ONE) := 0xc0008000 ++params_phys-$(CONFIG_MACH_SIM_ONE) := 0xc0000100 + + zreladdr-$(CONFIG_EP93XX_SDCE0_PHYS_OFFSET) := 0xc0008000 + params_phys-$(CONFIG_EP93XX_SDCE0_PHYS_OFFSET) := 0xc0000100 + + zreladdr-$(CONFIG_EP93XX_SDCE1_PHYS_OFFSET) := 0xd0008000 +--- /dev/null ++++ linux-2.6.32/arch/arm/mach-ep93xx/simone.c +@@ -0,0 +1,217 @@ ++/* ++ * arch/arm/mach-ep93xx/simone.c ++ * Simplemachines SIM.ONE support. ++ * ++ * Copyright (C) 2009 Simplemachines ++ * MMC support by Peter Ivanov <ivanovp@gmail.com>, 2007 ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License as published by ++ * the Free Software Foundation; either version 2 of the License, or (at ++ * your option) any later version. ++ */ ++ ++#include <linux/kernel.h> ++#include <linux/init.h> ++#include <linux/mm.h> ++#include <linux/sched.h> ++#include <linux/interrupt.h> ++#include <linux/ioport.h> ++#include <linux/mtd/physmap.h> ++#include <linux/platform_device.h> ++#include <linux/spi/spi.h> ++#include <linux/spi/mmc_spi.h> ++#include <linux/mmc/host.h> ++#include <linux/jiffies.h> ++#include <linux/irq.h> ++ ++#include <asm/io.h> ++#include <mach/hardware.h> ++#include <asm/mach-types.h> ++#include <asm/mach/arch.h> ++#include <asm/gpio.h> ++ ++static struct physmap_flash_data simone_flash_data = { ++ .width = 2, ++}; ++ ++static struct resource simone_flash_resource = { ++ .start = 0x60000000, ++ .end = 0x60000000+ SZ_8M - 1, ++ .flags = IORESOURCE_MEM, ++}; ++ ++static struct platform_device simone_flash = { ++ .name = "physmap-flash", ++ .id = 0, ++ .dev = { ++ .platform_data = &simone_flash_data, ++ }, ++ .num_resources = 1, ++ .resource = &simone_flash_resource, ++}; ++ ++ ++static struct resource ep93xx_ac97_resources[] = { ++ [0] = { ++ .start = EP93XX_AC97_PHY_BASE, ++ .end = EP93XX_AC97_PHY_BASE + 0x6C, ++ .flags = IORESOURCE_MEM, ++ }, ++ [1] = { ++ .start = NO_IRQ, ++ .end = NO_IRQ, ++ .flags = IORESOURCE_IRQ, ++ }, ++}; ++ ++static u64 ep93xx_ac97_dma_mask = 0xffffffffUL; ++ ++static struct platform_device ep93xx_ac97_device = { ++ .name = "ep93xx-ac97", ++ .id = 0, ++ .num_resources = 2, ++ .resource = ep93xx_ac97_resources, ++ .dev = { ++ .dma_mask = &ep93xx_ac97_dma_mask, ++ .coherent_dma_mask = 0xffffffffUL, ++ }, ++}; ++ ++ ++#ifdef CONFIG_SPI ++static struct resource ep93xx_spi_resources[] = { ++ [0] = { ++ .start = EP93XX_SPI_BASE_PHYS, ++ .end = EP93XX_SPI_BASE_PHYS + 0x0fff, ++ .flags = IORESOURCE_MEM, ++ }, ++ [1] = { ++ .start = IRQ_EP93XX_SSP, ++ .end = IRQ_EP93XX_SSP, ++ .flags = IORESOURCE_IRQ, ++ }, ++}; ++ ++static struct platform_device ep93xx_spi_device = { ++ .name = "ep93xx-spi", ++ .id = 0, ++ .resource = ep93xx_spi_resources, ++ .num_resources = ARRAY_SIZE(ep93xx_spi_resources), ++}; ++ ++ ++#define EP93XX_MMC_SPI_CARD_PRESENT EP93XX_GPIO_LINE_A(0) ++ ++/* ++ * Initializes SPI system to communicate with MMC/SD card ++ */ ++int ep93xx_mmc_spi_init (struct device *pdev, irqreturn_t (*card_det_irq_handler)(int, void *), ++ void *mmc) ++{ ++ int rv; ++ ++ rv = gpio_request(EP93XX_MMC_SPI_CARD_PRESENT, "ep93xx-mmc-spi"); ++ if (rv) { ++ dev_info(pdev, "failed to request MMC/SD gpio pin\n"); ++ return rv; ++ } ++ ++ gpio_direction_input (EP93XX_MMC_SPI_CARD_PRESENT); ++ ++ if ((rv = request_irq (gpio_to_irq( EP93XX_MMC_SPI_CARD_PRESENT), ++ card_det_irq_handler, ++ IRQF_DISABLED | IRQ_TYPE_EDGE_FALLING, /* flags */ ++ "ep93xx-mmc-spi", /* devname */ ++ mmc /* void *devid */ ++ )) == 0) ++ { ++ dev_info (pdev, "MMC/SD card detection IRQ %i assigned.\n", ++ gpio_to_irq(EP93XX_MMC_SPI_CARD_PRESENT)); ++ } ++ else ++ { ++ dev_err (pdev, "Cannot assign MMC/SD card detection IRQ (%i)!\n", ++ gpio_to_irq(EP93XX_MMC_SPI_CARD_PRESENT)); ++ return rv; ++ } ++ return 0; ++} ++ ++void ep93xx_mmc_spi_exit (struct device *pdev, void *mmc) ++{ ++ free_irq (EP93XX_MMC_SPI_CARD_PRESENT, mmc); ++} ++ ++static struct mmc_spi_platform_data ep93xx_spi_pdata = { ++ .init = &ep93xx_mmc_spi_init, ++ .exit = &ep93xx_mmc_spi_exit, ++ .get_ro = NULL, ++ .detect_delay = 500, /* card detection delay in msec */ ++ .ocr_mask = MMC_VDD_33_34, ++}; ++ ++static struct spi_board_info ep93xx_spi_board_info[] __initdata = { ++ { ++ .modalias = "mmc_spi", ++ .max_speed_hz = 7.4E6, /* max spi clock (SCK) speed in HZ */ ++ .bus_num = 0, ++ .chip_select = 0, ++ .platform_data = (void*) &ep93xx_spi_pdata, ++ .controller_data = NULL, ++ .mode = SPI_MODE_0, ++ } ++}; ++#endif ++static struct ep93xx_eth_data ep93xx_eth_data = { ++ .dev_addr = { 0x00, 0xba, 0xd0, 0x0b, 0xad, 0x00 }, ++}; ++ ++static struct resource ep93xx_eth_resource[] = { ++ { ++ .start = EP93XX_ETHERNET_PHYS_BASE, ++ .end = EP93XX_ETHERNET_PHYS_BASE + 0xffff, ++ .flags = IORESOURCE_MEM, ++ }, { ++ .start = IRQ_EP93XX_ETHERNET, ++ .end = IRQ_EP93XX_ETHERNET, ++ .flags = IORESOURCE_IRQ, ++ } ++}; ++ ++static struct platform_device ep93xx_eth_device = { ++ .name = "ep93xx-eth", ++ .id = -1, ++ .dev = { ++ .platform_data = &ep93xx_eth_data, ++ }, ++ .num_resources = ARRAY_SIZE(ep93xx_eth_resource), ++ .resource = ep93xx_eth_resource, ++}; ++ ++static void __init simone_init_machine(void) ++{ ++ ep93xx_init_devices(); ++ /* Switch off the LCD backlight*/ ++ gpio_request(EP93XX_GPIO_LINE_B(5), "lcd"); ++ gpio_direction_output (EP93XX_GPIO_LINE_B(5), 0); ++ platform_device_register(&simone_flash); ++ platform_device_register(&ep93xx_ac97_device); ++ platform_device_register(&ep93xx_eth_device); ++#if defined(CONFIG_SPI_EP93XX) || defined(CONFIG_SPI_EP93XX_MODULE) ++ dev_set_name(&ep93xx_spi_device.dev, "apb:spi"); ++ platform_device_register(&ep93xx_spi_device); ++ spi_register_board_info(ep93xx_spi_board_info,ARRAY_SIZE(ep93xx_spi_board_info)); ++#endif ++} ++ ++MACHINE_START(SIM_ONE, "Simplemachine SimONE Board") ++ /* Maintainer: Nuccio Raciti Simplemachine <nuccio.raciti@gmail.com>*/ ++ .phys_io = EP93XX_APB_PHYS_BASE, ++ .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc, ++ .boot_params = 0x00000100, ++ .map_io = ep93xx_map_io, ++ .init_irq = ep93xx_init_irq, ++ .timer = &ep93xx_timer, ++ .init_machine = simone_init_machine, ++MACHINE_END diff --git a/recipes/linux/linux/simone/defconfig b/recipes/linux/linux/simone/defconfig new file mode 100644 index 0000000000..72e6c48d25 --- /dev/null +++ b/recipes/linux/linux/simone/defconfig @@ -0,0 +1,1751 @@ +# +# Automatically generated make config: don't edit +# Linux kernel version: 2.6.32 +# Thu Dec 3 18:28:09 2009 +# +CONFIG_ARM=y +CONFIG_SYS_SUPPORTS_APM_EMULATION=y +CONFIG_GENERIC_GPIO=y +CONFIG_GENERIC_HARDIRQS=y +CONFIG_STACKTRACE_SUPPORT=y +CONFIG_HAVE_LATENCYTOP_SUPPORT=y +CONFIG_LOCKDEP_SUPPORT=y +CONFIG_TRACE_IRQFLAGS_SUPPORT=y +CONFIG_HARDIRQS_SW_RESEND=y +CONFIG_GENERIC_IRQ_PROBE=y +CONFIG_RWSEM_GENERIC_SPINLOCK=y +CONFIG_GENERIC_HWEIGHT=y +CONFIG_GENERIC_CALIBRATE_DELAY=y +CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y +CONFIG_VECTORS_BASE=0xffff0000 +CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" +CONFIG_CONSTRUCTORS=y + +# +# General setup +# +CONFIG_EXPERIMENTAL=y +CONFIG_BROKEN_ON_SMP=y +CONFIG_LOCK_KERNEL=y +CONFIG_INIT_ENV_ARG_LIMIT=32 +CONFIG_LOCALVERSION="" +# CONFIG_LOCALVERSION_AUTO is not set +CONFIG_SWAP=y +CONFIG_SYSVIPC=y +CONFIG_SYSVIPC_SYSCTL=y +# CONFIG_POSIX_MQUEUE is not set +# CONFIG_BSD_PROCESS_ACCT is not set +# CONFIG_TASKSTATS is not set +# CONFIG_AUDIT is not set + +# +# RCU Subsystem +# +CONFIG_TREE_RCU=y +# CONFIG_TREE_PREEMPT_RCU is not set +# CONFIG_RCU_TRACE is not set +CONFIG_RCU_FANOUT=32 +# CONFIG_RCU_FANOUT_EXACT is not set +# CONFIG_TREE_RCU_TRACE is not set +CONFIG_IKCONFIG=y +CONFIG_IKCONFIG_PROC=y +CONFIG_LOG_BUF_SHIFT=14 +# CONFIG_GROUP_SCHED is not set +# CONFIG_CGROUPS is not set +# CONFIG_SYSFS_DEPRECATED_V2 is not set +# CONFIG_RELAY is not set +# CONFIG_NAMESPACES is not set +# CONFIG_BLK_DEV_INITRD is not set +CONFIG_CC_OPTIMIZE_FOR_SIZE=y +CONFIG_SYSCTL=y +CONFIG_ANON_INODES=y +CONFIG_EMBEDDED=y +CONFIG_UID16=y +CONFIG_SYSCTL_SYSCALL=y +CONFIG_KALLSYMS=y +# CONFIG_KALLSYMS_ALL is not set +# CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_HOTPLUG=y +CONFIG_PRINTK=y +CONFIG_BUG=y +CONFIG_ELF_CORE=y +CONFIG_BASE_FULL=y +CONFIG_FUTEX=y +CONFIG_EPOLL=y +CONFIG_SIGNALFD=y +CONFIG_TIMERFD=y +CONFIG_EVENTFD=y +CONFIG_SHMEM=y +CONFIG_AIO=y + +# +# Kernel Performance Events And Counters +# +CONFIG_VM_EVENT_COUNTERS=y +# CONFIG_COMPAT_BRK is not set +CONFIG_SLAB=y +# CONFIG_SLUB is not set +# CONFIG_SLOB is not set +CONFIG_PROFILING=y +CONFIG_TRACEPOINTS=y +CONFIG_OPROFILE=m +CONFIG_HAVE_OPROFILE=y +# CONFIG_KPROBES is not set +CONFIG_HAVE_KPROBES=y +CONFIG_HAVE_KRETPROBES=y +CONFIG_HAVE_CLK=y + +# +# GCOV-based kernel profiling +# +# CONFIG_GCOV_KERNEL is not set +CONFIG_SLOW_WORK=y +# CONFIG_SLOW_WORK_DEBUG is not set +CONFIG_HAVE_GENERIC_DMA_COHERENT=y +CONFIG_SLABINFO=y +CONFIG_RT_MUTEXES=y +CONFIG_BASE_SMALL=0 +CONFIG_MODULES=y +# CONFIG_MODULE_FORCE_LOAD is not set +CONFIG_MODULE_UNLOAD=y +CONFIG_MODULE_FORCE_UNLOAD=y +# CONFIG_MODVERSIONS is not set +# CONFIG_MODULE_SRCVERSION_ALL is not set +CONFIG_BLOCK=y +# CONFIG_LBDAF is not set +# CONFIG_BLK_DEV_BSG is not set +# CONFIG_BLK_DEV_INTEGRITY is not set + +# +# IO Schedulers +# +CONFIG_IOSCHED_NOOP=y +# CONFIG_IOSCHED_AS is not set +# CONFIG_IOSCHED_DEADLINE is not set +CONFIG_IOSCHED_CFQ=y +# CONFIG_DEFAULT_AS is not set +# CONFIG_DEFAULT_DEADLINE is not set +CONFIG_DEFAULT_CFQ=y +# CONFIG_DEFAULT_NOOP is not set +CONFIG_DEFAULT_IOSCHED="cfq" +CONFIG_FREEZER=y + +# +# System Type +# +CONFIG_MMU=y +# CONFIG_ARCH_AAEC2000 is not set +# CONFIG_ARCH_INTEGRATOR is not set +# CONFIG_ARCH_REALVIEW is not set +# CONFIG_ARCH_VERSATILE is not set +# CONFIG_ARCH_AT91 is not set +# CONFIG_ARCH_CLPS711X is not set +# CONFIG_ARCH_GEMINI is not set +# CONFIG_ARCH_EBSA110 is not set +CONFIG_ARCH_EP93XX=y +# CONFIG_ARCH_FOOTBRIDGE is not set +# CONFIG_ARCH_MXC is not set +# CONFIG_ARCH_STMP3XXX is not set +# CONFIG_ARCH_NETX is not set +# CONFIG_ARCH_H720X is not set +# CONFIG_ARCH_NOMADIK is not set +# CONFIG_ARCH_IOP13XX is not set +# CONFIG_ARCH_IOP32X is not set +# CONFIG_ARCH_IOP33X is not set +# CONFIG_ARCH_IXP23XX is not set +# CONFIG_ARCH_IXP2000 is not set +# CONFIG_ARCH_IXP4XX is not set +# CONFIG_ARCH_L7200 is not set +# CONFIG_ARCH_KIRKWOOD is not set +# CONFIG_ARCH_LOKI is not set +# CONFIG_ARCH_MV78XX0 is not set +# CONFIG_ARCH_ORION5X is not set +# CONFIG_ARCH_MMP is not set +# CONFIG_ARCH_KS8695 is not set +# CONFIG_ARCH_NS9XXX is not set +# CONFIG_ARCH_W90X900 is not set +# CONFIG_ARCH_PNX4008 is not set +# CONFIG_ARCH_PXA is not set +# CONFIG_ARCH_MSM is not set +# CONFIG_ARCH_RPC is not set +# CONFIG_ARCH_SA1100 is not set +# CONFIG_ARCH_S3C2410 is not set +# CONFIG_ARCH_S3C64XX is not set +# CONFIG_ARCH_S5PC1XX is not set +# CONFIG_ARCH_SHARK is not set +# CONFIG_ARCH_LH7A40X is not set +# CONFIG_ARCH_U300 is not set +# CONFIG_ARCH_DAVINCI is not set +# CONFIG_ARCH_OMAP is not set +# CONFIG_ARCH_BCMRING is not set + +# +# Cirrus EP93xx Implementation Options +# +CONFIG_CRUNCH=y + +# +# EP93xx Platforms +# +# CONFIG_EP93XX_SDCE3_SYNC_PHYS_OFFSET is not set +CONFIG_EP93XX_SDCE0_PHYS_OFFSET=y +# CONFIG_EP93XX_SDCE1_PHYS_OFFSET is not set +# CONFIG_EP93XX_SDCE2_PHYS_OFFSET is not set +# CONFIG_EP93XX_SDCE3_ASYNC_PHYS_OFFSET is not set +CONFIG_MACH_EDB93XX=y +CONFIG_MACH_EDB9302A=y +CONFIG_MACH_EDB9307A=y +CONFIG_MACH_EDB9315A=y +CONFIG_MACH_SIM_ONE=y +CONFIG_EP93XX_EARLY_UART1=y +# CONFIG_EP93XX_EARLY_UART2 is not set +# CONFIG_EP93XX_EARLY_UART3 is not set + +# +# Processor Type +# +CONFIG_CPU_32=y +CONFIG_CPU_ARM920T=y +CONFIG_CPU_32v4T=y +CONFIG_CPU_ABRT_EV4T=y +CONFIG_CPU_PABRT_LEGACY=y +CONFIG_CPU_CACHE_V4WT=y +CONFIG_CPU_CACHE_VIVT=y +CONFIG_CPU_COPY_V4WB=y +CONFIG_CPU_TLB_V4WBI=y +CONFIG_CPU_CP15=y +CONFIG_CPU_CP15_MMU=y + +# +# Processor Features +# +CONFIG_ARM_THUMB=y +# CONFIG_CPU_ICACHE_DISABLE is not set +# CONFIG_CPU_DCACHE_DISABLE is not set +# CONFIG_CPU_DCACHE_WRITETHROUGH is not set +CONFIG_ARM_L1_CACHE_SHIFT=5 +CONFIG_ARM_VIC=y +CONFIG_ARM_VIC_NR=2 +CONFIG_COMMON_CLKDEV=y + +# +# Bus support +# +CONFIG_ARM_AMBA=y +# CONFIG_PCI_SYSCALL is not set +# CONFIG_ARCH_SUPPORTS_MSI is not set +# CONFIG_PCCARD is not set + +# +# Kernel Features +# +CONFIG_VMSPLIT_3G=y +# CONFIG_VMSPLIT_2G is not set +# CONFIG_VMSPLIT_1G is not set +CONFIG_PAGE_OFFSET=0xC0000000 +# CONFIG_PREEMPT_NONE is not set +# CONFIG_PREEMPT_VOLUNTARY is not set +CONFIG_PREEMPT=y +CONFIG_HZ=100 +CONFIG_AEABI=y +# CONFIG_OABI_COMPAT is not set +CONFIG_ARCH_HAS_HOLES_MEMORYMODEL=y +# CONFIG_ARCH_SPARSEMEM_DEFAULT is not set +# CONFIG_ARCH_SELECT_MEMORY_MODEL is not set +# CONFIG_HIGHMEM is not set +CONFIG_SELECT_MEMORY_MODEL=y +CONFIG_FLATMEM_MANUAL=y +# CONFIG_DISCONTIGMEM_MANUAL is not set +# CONFIG_SPARSEMEM_MANUAL is not set +CONFIG_FLATMEM=y +CONFIG_FLAT_NODE_MEM_MAP=y +CONFIG_PAGEFLAGS_EXTENDED=y +CONFIG_SPLIT_PTLOCK_CPUS=4096 +# CONFIG_PHYS_ADDR_T_64BIT is not set +CONFIG_ZONE_DMA_FLAG=0 +CONFIG_VIRT_TO_BUS=y +CONFIG_HAVE_MLOCK=y +CONFIG_HAVE_MLOCKED_PAGE_BIT=y +# CONFIG_KSM is not set +CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 +CONFIG_ALIGNMENT_TRAP=y +CONFIG_UACCESS_WITH_MEMCPY=y + +# +# Boot options +# +CONFIG_ZBOOT_ROM_TEXT=0x0 +CONFIG_ZBOOT_ROM_BSS=0x0 +CONFIG_CMDLINE=" debug " +# CONFIG_XIP_KERNEL is not set +# CONFIG_KEXEC is not set + +# +# CPU Power Management +# +CONFIG_CPU_IDLE=y +CONFIG_CPU_IDLE_GOV_LADDER=y + +# +# Floating point emulation +# + +# +# At least one emulation must be selected +# + +# +# Userspace binary formats +# +CONFIG_BINFMT_ELF=y +# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set +CONFIG_HAVE_AOUT=y +# CONFIG_BINFMT_AOUT is not set +# CONFIG_BINFMT_MISC is not set + +# +# Power management options +# +CONFIG_PM=y +# CONFIG_PM_DEBUG is not set +CONFIG_PM_SLEEP=y +CONFIG_SUSPEND=y +CONFIG_SUSPEND_FREEZER=y +CONFIG_APM_EMULATION=y +# CONFIG_PM_RUNTIME is not set +CONFIG_ARCH_SUSPEND_POSSIBLE=y +CONFIG_NET=y + +# +# Networking options +# +CONFIG_PACKET=y +CONFIG_PACKET_MMAP=y +CONFIG_UNIX=y +CONFIG_XFRM=y +# CONFIG_XFRM_USER is not set +# CONFIG_XFRM_SUB_POLICY is not set +# CONFIG_XFRM_MIGRATE is not set +# CONFIG_XFRM_STATISTICS is not set +CONFIG_NET_KEY=y +# CONFIG_NET_KEY_MIGRATE is not set +CONFIG_INET=y +# CONFIG_IP_MULTICAST is not set +# CONFIG_IP_ADVANCED_ROUTER is not set +CONFIG_IP_FIB_HASH=y +CONFIG_IP_PNP=y +CONFIG_IP_PNP_DHCP=y +CONFIG_IP_PNP_BOOTP=y +# CONFIG_IP_PNP_RARP is not set +# CONFIG_NET_IPIP is not set +# CONFIG_NET_IPGRE is not set +# CONFIG_ARPD is not set +CONFIG_SYN_COOKIES=y +# CONFIG_INET_AH is not set +# CONFIG_INET_ESP is not set +# CONFIG_INET_IPCOMP is not set +# CONFIG_INET_XFRM_TUNNEL is not set +CONFIG_INET_TUNNEL=m +# CONFIG_INET_XFRM_MODE_TRANSPORT is not set +# CONFIG_INET_XFRM_MODE_TUNNEL is not set +# CONFIG_INET_XFRM_MODE_BEET is not set +# CONFIG_INET_LRO is not set +# CONFIG_INET_DIAG is not set +# CONFIG_TCP_CONG_ADVANCED is not set +CONFIG_TCP_CONG_CUBIC=y +CONFIG_DEFAULT_TCP_CONG="cubic" +# CONFIG_TCP_MD5SIG is not set +CONFIG_IPV6=m +# CONFIG_IPV6_PRIVACY is not set +# CONFIG_IPV6_ROUTER_PREF is not set +# CONFIG_IPV6_OPTIMISTIC_DAD is not set +# CONFIG_INET6_AH is not set +# CONFIG_INET6_ESP is not set +# CONFIG_INET6_IPCOMP is not set +# CONFIG_IPV6_MIP6 is not set +# CONFIG_INET6_XFRM_TUNNEL is not set +# CONFIG_INET6_TUNNEL is not set +CONFIG_INET6_XFRM_MODE_TRANSPORT=m +CONFIG_INET6_XFRM_MODE_TUNNEL=m +CONFIG_INET6_XFRM_MODE_BEET=m +# CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set +CONFIG_IPV6_SIT=m +CONFIG_IPV6_NDISC_NODETYPE=y +# CONFIG_IPV6_TUNNEL is not set +# CONFIG_IPV6_MULTIPLE_TABLES is not set +# CONFIG_IPV6_MROUTE is not set +# CONFIG_NETWORK_SECMARK is not set +# CONFIG_NETFILTER is not set +# CONFIG_IP_DCCP is not set +# CONFIG_IP_SCTP is not set +# CONFIG_RDS is not set +# CONFIG_TIPC is not set +# CONFIG_ATM is not set +# CONFIG_BRIDGE is not set +# CONFIG_NET_DSA is not set +# CONFIG_VLAN_8021Q is not set +# CONFIG_DECNET is not set +# CONFIG_LLC2 is not set +# CONFIG_IPX is not set +# CONFIG_ATALK is not set +# CONFIG_X25 is not set +# CONFIG_LAPB is not set +# CONFIG_ECONET is not set +# CONFIG_WAN_ROUTER is not set +# CONFIG_PHONET is not set +# CONFIG_IEEE802154 is not set +# CONFIG_NET_SCHED is not set +# CONFIG_DCB is not set + +# +# Network testing +# +# CONFIG_NET_PKTGEN is not set +# CONFIG_NET_DROP_MONITOR is not set +# CONFIG_HAMRADIO is not set +# CONFIG_CAN is not set +# CONFIG_IRDA is not set +CONFIG_BT=m +CONFIG_BT_L2CAP=m +CONFIG_BT_SCO=m +CONFIG_BT_RFCOMM=m +CONFIG_BT_RFCOMM_TTY=y +CONFIG_BT_BNEP=m +CONFIG_BT_BNEP_MC_FILTER=y +CONFIG_BT_BNEP_PROTO_FILTER=y +# CONFIG_BT_HIDP is not set + +# +# Bluetooth device drivers +# +# CONFIG_BT_HCIBTUSB is not set +# CONFIG_BT_HCIBTSDIO is not set +CONFIG_BT_HCIUART=m +CONFIG_BT_HCIUART_H4=y +CONFIG_BT_HCIUART_BCSP=y +CONFIG_BT_HCIUART_LL=y +# CONFIG_BT_HCIBCM203X is not set +# CONFIG_BT_HCIBPA10X is not set +# CONFIG_BT_HCIBFUSB is not set +# CONFIG_BT_HCIVHCI is not set +# CONFIG_BT_MRVL is not set +# CONFIG_AF_RXRPC is not set +# CONFIG_WIRELESS is not set +CONFIG_WIRELESS_EXT=y +CONFIG_LIB80211=m +# CONFIG_WIMAX is not set +# CONFIG_RFKILL is not set +# CONFIG_NET_9P is not set + +# +# Device Drivers +# + +# +# Generic Driver Options +# +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +# CONFIG_DEVTMPFS is not set +CONFIG_STANDALONE=y +CONFIG_PREVENT_FIRMWARE_BUILD=y +CONFIG_FW_LOADER=m +CONFIG_FIRMWARE_IN_KERNEL=y +CONFIG_EXTRA_FIRMWARE="" +# CONFIG_DEBUG_DRIVER is not set +# CONFIG_DEBUG_DEVRES is not set +# CONFIG_SYS_HYPERVISOR is not set +# CONFIG_CONNECTOR is not set +CONFIG_MTD=y +# CONFIG_MTD_DEBUG is not set +# CONFIG_MTD_TESTS is not set +CONFIG_MTD_CONCAT=y +CONFIG_MTD_PARTITIONS=y +CONFIG_MTD_REDBOOT_PARTS=y +CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-1 +# CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED is not set +# CONFIG_MTD_REDBOOT_PARTS_READONLY is not set +CONFIG_MTD_CMDLINE_PARTS=y +# CONFIG_MTD_AFS_PARTS is not set +# CONFIG_MTD_AR7_PARTS is not set + +# +# User Modules And Translation Layers +# +CONFIG_MTD_CHAR=y +CONFIG_MTD_BLKDEVS=y +CONFIG_MTD_BLOCK=y +# CONFIG_FTL is not set +# CONFIG_NFTL is not set +# CONFIG_INFTL is not set +# CONFIG_RFD_FTL is not set +# CONFIG_SSFDC is not set +# CONFIG_MTD_OOPS is not set + +# +# RAM/ROM/Flash chip drivers +# +CONFIG_MTD_CFI=y +# CONFIG_MTD_JEDECPROBE is not set +CONFIG_MTD_GEN_PROBE=y +CONFIG_MTD_CFI_ADV_OPTIONS=y +CONFIG_MTD_CFI_NOSWAP=y +# CONFIG_MTD_CFI_BE_BYTE_SWAP is not set +# CONFIG_MTD_CFI_LE_BYTE_SWAP is not set +# CONFIG_MTD_CFI_GEOMETRY is not set +CONFIG_MTD_MAP_BANK_WIDTH_1=y +CONFIG_MTD_MAP_BANK_WIDTH_2=y +CONFIG_MTD_MAP_BANK_WIDTH_4=y +# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set +CONFIG_MTD_CFI_I1=y +CONFIG_MTD_CFI_I2=y +# CONFIG_MTD_CFI_I4 is not set +# CONFIG_MTD_CFI_I8 is not set +# CONFIG_MTD_OTP is not set +CONFIG_MTD_CFI_INTELEXT=y +CONFIG_MTD_CFI_AMDSTD=y +CONFIG_MTD_CFI_STAA=y +CONFIG_MTD_CFI_UTIL=y +# CONFIG_MTD_RAM is not set +CONFIG_MTD_ROM=y +# CONFIG_MTD_ABSENT is not set + +# +# Mapping drivers for chip access +# +# CONFIG_MTD_COMPLEX_MAPPINGS is not set +CONFIG_MTD_PHYSMAP=y +# CONFIG_MTD_PHYSMAP_COMPAT is not set +# CONFIG_MTD_ARM_INTEGRATOR is not set +# CONFIG_MTD_PLATRAM is not set + +# +# Self-contained MTD device drivers +# +# CONFIG_MTD_DATAFLASH is not set +CONFIG_MTD_M25P80=m +CONFIG_M25PXX_USE_FAST_READ=y +# CONFIG_MTD_SST25L is not set +# CONFIG_MTD_SLRAM is not set +# CONFIG_MTD_PHRAM is not set +# CONFIG_MTD_MTDRAM is not set +# CONFIG_MTD_BLOCK2MTD is not set + +# +# Disk-On-Chip Device Drivers +# +# CONFIG_MTD_DOC2000 is not set +# CONFIG_MTD_DOC2001 is not set +# CONFIG_MTD_DOC2001PLUS is not set +CONFIG_MTD_NAND=y +CONFIG_MTD_NAND_VERIFY_WRITE=y +# CONFIG_MTD_NAND_ECC_SMC is not set +# CONFIG_MTD_NAND_MUSEUM_IDS is not set +# CONFIG_MTD_NAND_GPIO is not set +CONFIG_MTD_NAND_IDS=y +# CONFIG_MTD_NAND_DISKONCHIP is not set +# CONFIG_MTD_NAND_NANDSIM is not set +# CONFIG_MTD_NAND_PLATFORM is not set +# CONFIG_MTD_ALAUDA is not set +# CONFIG_MTD_ONENAND is not set + +# +# LPDDR flash memory drivers +# +# CONFIG_MTD_LPDDR is not set + +# +# UBI - Unsorted block images +# +CONFIG_MTD_UBI=y +CONFIG_MTD_UBI_WL_THRESHOLD=4096 +CONFIG_MTD_UBI_BEB_RESERVE=1 +# CONFIG_MTD_UBI_GLUEBI is not set + +# +# UBI debugging options +# +# CONFIG_MTD_UBI_DEBUG is not set +# CONFIG_PARPORT is not set +CONFIG_BLK_DEV=y +# CONFIG_BLK_DEV_COW_COMMON is not set +CONFIG_BLK_DEV_LOOP=y +# CONFIG_BLK_DEV_CRYPTOLOOP is not set +CONFIG_BLK_DEV_NBD=y +# CONFIG_BLK_DEV_UB is not set +# CONFIG_BLK_DEV_RAM is not set +# CONFIG_CDROM_PKTCDVD is not set +CONFIG_ATA_OVER_ETH=m +# CONFIG_MG_DISK is not set +CONFIG_MISC_DEVICES=y +# CONFIG_ICS932S401 is not set +# CONFIG_ENCLOSURE_SERVICES is not set +# CONFIG_ISL29003 is not set +CONFIG_EP93XX_PWM=m +# CONFIG_C2PORT is not set + +# +# EEPROM support +# +CONFIG_EEPROM_AT24=y +CONFIG_EEPROM_AT25=y +CONFIG_EEPROM_LEGACY=y +# CONFIG_EEPROM_MAX6875 is not set +# CONFIG_EEPROM_93CX6 is not set +CONFIG_HAVE_IDE=y +# CONFIG_IDE is not set + +# +# SCSI device support +# +# CONFIG_RAID_ATTRS is not set +CONFIG_SCSI=y +CONFIG_SCSI_DMA=y +# CONFIG_SCSI_TGT is not set +# CONFIG_SCSI_NETLINK is not set +# CONFIG_SCSI_PROC_FS is not set + +# +# SCSI support type (disk, tape, CD-ROM) +# +CONFIG_BLK_DEV_SD=y +# CONFIG_CHR_DEV_ST is not set +# CONFIG_CHR_DEV_OSST is not set +CONFIG_BLK_DEV_SR=m +# CONFIG_BLK_DEV_SR_VENDOR is not set +# CONFIG_CHR_DEV_SG is not set +# CONFIG_CHR_DEV_SCH is not set +CONFIG_SCSI_MULTI_LUN=y +CONFIG_SCSI_CONSTANTS=y +# CONFIG_SCSI_LOGGING is not set +CONFIG_SCSI_SCAN_ASYNC=y +CONFIG_SCSI_WAIT_SCAN=m + +# +# SCSI Transports +# +# CONFIG_SCSI_SPI_ATTRS is not set +# CONFIG_SCSI_FC_ATTRS is not set +# CONFIG_SCSI_ISCSI_ATTRS is not set +# CONFIG_SCSI_SAS_LIBSAS is not set +# CONFIG_SCSI_SRP_ATTRS is not set +# CONFIG_SCSI_LOWLEVEL is not set +# CONFIG_SCSI_DH is not set +# CONFIG_SCSI_OSD_INITIATOR is not set +# CONFIG_ATA is not set +# CONFIG_MD is not set +CONFIG_NETDEVICES=y +# CONFIG_DUMMY is not set +# CONFIG_BONDING is not set +# CONFIG_MACVLAN is not set +# CONFIG_EQUALIZER is not set +CONFIG_TUN=m +# CONFIG_VETH is not set +# CONFIG_PHYLIB is not set +CONFIG_NET_ETHERNET=y +CONFIG_MII=y +CONFIG_EP93XX_ETH=y +# CONFIG_AX88796 is not set +# CONFIG_SMC91X is not set +# CONFIG_DM9000 is not set +# CONFIG_ENC28J60 is not set +# CONFIG_ETHOC is not set +# CONFIG_SMC911X is not set +# CONFIG_SMSC911X is not set +# CONFIG_DNET is not set +# CONFIG_IBM_NEW_EMAC_ZMII is not set +# CONFIG_IBM_NEW_EMAC_RGMII is not set +# CONFIG_IBM_NEW_EMAC_TAH is not set +# CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set +# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set +# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set +# CONFIG_B44 is not set +# CONFIG_KS8842 is not set +# CONFIG_KS8851 is not set +# CONFIG_KS8851_MLL is not set +# CONFIG_NETDEV_1000 is not set +# CONFIG_NETDEV_10000 is not set +CONFIG_WLAN=y +# CONFIG_WLAN_PRE80211 is not set +CONFIG_WLAN_80211=y +CONFIG_LIBERTAS=m +CONFIG_LIBERTAS_USB=m +CONFIG_LIBERTAS_SDIO=m +CONFIG_LIBERTAS_SPI=m +# CONFIG_LIBERTAS_DEBUG is not set +CONFIG_USB_ZD1201=m +# CONFIG_HOSTAP is not set + +# +# Enable WiMAX (Networking options) to see the WiMAX drivers +# + +# +# USB Network Adapters +# +# CONFIG_USB_CATC is not set +# CONFIG_USB_KAWETH is not set +# CONFIG_USB_PEGASUS is not set +# CONFIG_USB_RTL8150 is not set +CONFIG_USB_USBNET=m +CONFIG_USB_NET_AX8817X=m +CONFIG_USB_NET_CDCETHER=m +# CONFIG_USB_NET_CDC_EEM is not set +CONFIG_USB_NET_DM9601=m +# CONFIG_USB_NET_SMSC95XX is not set +# CONFIG_USB_NET_GL620A is not set +# CONFIG_USB_NET_NET1080 is not set +# CONFIG_USB_NET_PLUSB is not set +# CONFIG_USB_NET_MCS7830 is not set +# CONFIG_USB_NET_RNDIS_HOST is not set +# CONFIG_USB_NET_CDC_SUBSET is not set +# CONFIG_USB_NET_ZAURUS is not set +# CONFIG_USB_NET_INT51X1 is not set +# CONFIG_WAN is not set +# CONFIG_PPP is not set +# CONFIG_SLIP is not set +# CONFIG_NETCONSOLE is not set +# CONFIG_NETPOLL is not set +# CONFIG_NET_POLL_CONTROLLER is not set +# CONFIG_ISDN is not set +# CONFIG_PHONE is not set + +# +# Input device support +# +CONFIG_INPUT=y +# CONFIG_INPUT_FF_MEMLESS is not set +# CONFIG_INPUT_POLLDEV is not set + +# +# Userland interfaces +# +CONFIG_INPUT_MOUSEDEV=y +# CONFIG_INPUT_MOUSEDEV_PSAUX is not set +CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 +CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 +# CONFIG_INPUT_JOYDEV is not set +CONFIG_INPUT_EVDEV=y +# CONFIG_INPUT_EVBUG is not set +# CONFIG_INPUT_APMPOWER is not set + +# +# Input Device Drivers +# +CONFIG_INPUT_KEYBOARD=y +# CONFIG_KEYBOARD_ADP5588 is not set +# CONFIG_KEYBOARD_ATKBD is not set +# CONFIG_QT2160 is not set +# CONFIG_KEYBOARD_LKKBD is not set +# CONFIG_KEYBOARD_EP93XX is not set +# CONFIG_KEYBOARD_GPIO is not set +# CONFIG_KEYBOARD_MATRIX is not set +# CONFIG_KEYBOARD_LM8323 is not set +# CONFIG_KEYBOARD_MAX7359 is not set +# CONFIG_KEYBOARD_NEWTON is not set +# CONFIG_KEYBOARD_OPENCORES is not set +# CONFIG_KEYBOARD_STOWAWAY is not set +# CONFIG_KEYBOARD_SUNKBD is not set +# CONFIG_KEYBOARD_XTKBD is not set +# CONFIG_INPUT_MOUSE is not set +# CONFIG_INPUT_JOYSTICK is not set +# CONFIG_INPUT_TABLET is not set +CONFIG_INPUT_TOUCHSCREEN=y +# CONFIG_TOUCHSCREEN_ADS7846 is not set +# CONFIG_TOUCHSCREEN_AD7877 is not set +# CONFIG_TOUCHSCREEN_AD7879_I2C is not set +# CONFIG_TOUCHSCREEN_AD7879_SPI is not set +# CONFIG_TOUCHSCREEN_AD7879 is not set +# CONFIG_TOUCHSCREEN_EETI is not set +# CONFIG_TOUCHSCREEN_FUJITSU is not set +# CONFIG_TOUCHSCREEN_GUNZE is not set +# CONFIG_TOUCHSCREEN_ELO is not set +# CONFIG_TOUCHSCREEN_WACOM_W8001 is not set +# CONFIG_TOUCHSCREEN_MCS5000 is not set +# CONFIG_TOUCHSCREEN_MTOUCH is not set +# CONFIG_TOUCHSCREEN_INEXIO is not set +# CONFIG_TOUCHSCREEN_MK712 is not set +# CONFIG_TOUCHSCREEN_PENMOUNT is not set +# CONFIG_TOUCHSCREEN_TOUCHRIGHT is not set +# CONFIG_TOUCHSCREEN_TOUCHWIN is not set +# CONFIG_TOUCHSCREEN_USB_COMPOSITE is not set +# CONFIG_TOUCHSCREEN_TOUCHIT213 is not set +# CONFIG_TOUCHSCREEN_TSC2007 is not set +# CONFIG_TOUCHSCREEN_W90X900 is not set +CONFIG_TOUCHSCREEN_EP93XX=y +CONFIG_INPUT_MISC=y +# CONFIG_INPUT_ATI_REMOTE is not set +# CONFIG_INPUT_ATI_REMOTE2 is not set +# CONFIG_INPUT_KEYSPAN_REMOTE is not set +# CONFIG_INPUT_POWERMATE is not set +# CONFIG_INPUT_YEALINK is not set +# CONFIG_INPUT_CM109 is not set +CONFIG_INPUT_UINPUT=m +# CONFIG_INPUT_GPIO_ROTARY_ENCODER is not set + +# +# Hardware I/O ports +# +# CONFIG_SERIO is not set +# CONFIG_GAMEPORT is not set + +# +# Character devices +# +# CONFIG_VT is not set +CONFIG_DEVKMEM=y +# CONFIG_SERIAL_NONSTANDARD is not set + +# +# Serial drivers +# +# CONFIG_SERIAL_8250 is not set + +# +# Non-8250 serial port support +# +CONFIG_SERIAL_AMBA_PL010=y +CONFIG_SERIAL_AMBA_PL010_CONSOLE=y +# CONFIG_SERIAL_AMBA_PL011 is not set +# CONFIG_SERIAL_MAX3100 is not set +CONFIG_SERIAL_CORE=y +CONFIG_SERIAL_CORE_CONSOLE=y +CONFIG_UNIX98_PTYS=y +# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set +# CONFIG_LEGACY_PTYS is not set +# CONFIG_IPMI_HANDLER is not set +# CONFIG_HW_RANDOM is not set +# CONFIG_R3964 is not set +# CONFIG_RAW_DRIVER is not set +# CONFIG_TCG_TPM is not set +CONFIG_I2C=y +CONFIG_I2C_BOARDINFO=y +# CONFIG_I2C_COMPAT is not set +CONFIG_I2C_CHARDEV=y +CONFIG_I2C_HELPER_AUTO=y +CONFIG_I2C_ALGOBIT=y + +# +# I2C Hardware Bus support +# + +# +# I2C system bus drivers (mostly embedded / system-on-chip) +# +# CONFIG_I2C_DESIGNWARE is not set +CONFIG_I2C_EP93XX=y +# CONFIG_I2C_GPIO is not set +# CONFIG_I2C_OCORES is not set +# CONFIG_I2C_SIMTEC is not set + +# +# External I2C/SMBus adapter drivers +# +# CONFIG_I2C_PARPORT_LIGHT is not set +# CONFIG_I2C_TAOS_EVM is not set +# CONFIG_I2C_TINY_USB is not set + +# +# Other I2C/SMBus bus drivers +# +# CONFIG_I2C_PCA_PLATFORM is not set +# CONFIG_I2C_STUB is not set + +# +# Miscellaneous I2C Chip support +# +# CONFIG_DS1682 is not set +# CONFIG_SENSORS_TSL2550 is not set +# CONFIG_I2C_DEBUG_CORE is not set +# CONFIG_I2C_DEBUG_ALGO is not set +# CONFIG_I2C_DEBUG_BUS is not set +# CONFIG_I2C_DEBUG_CHIP is not set +CONFIG_SPI=y +# CONFIG_SPI_DEBUG is not set +CONFIG_SPI_MASTER=y + +# +# SPI Master Controller Drivers +# +# CONFIG_SPI_BITBANG is not set +CONFIG_SPI_EP93XX=y +# CONFIG_SPI_GPIO is not set +# CONFIG_SPI_PL022 is not set + +# +# SPI Protocol Masters +# +# CONFIG_SPI_SPIDEV is not set +# CONFIG_SPI_TLE62X0 is not set + +# +# PPS support +# +# CONFIG_PPS is not set +CONFIG_ARCH_REQUIRE_GPIOLIB=y +CONFIG_GPIOLIB=y +# CONFIG_DEBUG_GPIO is not set +# CONFIG_GPIO_SYSFS is not set + +# +# Memory mapped GPIO expanders: +# +# CONFIG_GPIO_PL061 is not set + +# +# I2C GPIO expanders: +# +# CONFIG_GPIO_MAX732X is not set +# CONFIG_GPIO_PCA953X is not set +# CONFIG_GPIO_PCF857X is not set + +# +# PCI GPIO expanders: +# + +# +# SPI GPIO expanders: +# +# CONFIG_GPIO_MAX7301 is not set +# CONFIG_GPIO_MCP23S08 is not set +# CONFIG_GPIO_MC33880 is not set + +# +# AC97 GPIO expanders: +# +# CONFIG_W1 is not set +# CONFIG_POWER_SUPPLY is not set +# CONFIG_HWMON is not set +# CONFIG_THERMAL is not set +CONFIG_WATCHDOG=y +# CONFIG_WATCHDOG_NOWAYOUT is not set + +# +# Watchdog Device Drivers +# +# CONFIG_SOFT_WATCHDOG is not set +CONFIG_EP93XX_WATCHDOG=y + +# +# USB-based Watchdog Cards +# +# CONFIG_USBPCWATCHDOG is not set +CONFIG_SSB_POSSIBLE=y + +# +# Sonics Silicon Backplane +# +# CONFIG_SSB is not set + +# +# Multifunction device drivers +# +# CONFIG_MFD_CORE is not set +# CONFIG_MFD_SM501 is not set +# CONFIG_MFD_ASIC3 is not set +# CONFIG_HTC_EGPIO is not set +# CONFIG_HTC_PASIC3 is not set +# CONFIG_TPS65010 is not set +# CONFIG_TWL4030_CORE is not set +# CONFIG_MFD_TMIO is not set +# CONFIG_MFD_T7L66XB is not set +# CONFIG_MFD_TC6387XB is not set +# CONFIG_MFD_TC6393XB is not set +# CONFIG_PMIC_DA903X is not set +# CONFIG_MFD_WM8400 is not set +# CONFIG_MFD_WM831X is not set +# CONFIG_MFD_WM8350_I2C is not set +# CONFIG_MFD_PCF50633 is not set +# CONFIG_MFD_MC13783 is not set +# CONFIG_AB3100_CORE is not set +# CONFIG_EZX_PCAP is not set +# CONFIG_REGULATOR is not set +# CONFIG_MEDIA_SUPPORT is not set + +# +# Graphics support +# +# CONFIG_VGASTATE is not set +# CONFIG_VIDEO_OUTPUT_CONTROL is not set +CONFIG_FB=y +# CONFIG_FIRMWARE_EDID is not set +# CONFIG_FB_DDC is not set +# CONFIG_FB_BOOT_VESA_SUPPORT is not set +CONFIG_FB_CFB_FILLRECT=y +CONFIG_FB_CFB_COPYAREA=y +CONFIG_FB_CFB_IMAGEBLIT=y +# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set +# CONFIG_FB_SYS_FILLRECT is not set +# CONFIG_FB_SYS_COPYAREA is not set +# CONFIG_FB_SYS_IMAGEBLIT is not set +# CONFIG_FB_FOREIGN_ENDIAN is not set +# CONFIG_FB_SYS_FOPS is not set +# CONFIG_FB_SVGALIB is not set +# CONFIG_FB_MACMODES is not set +# CONFIG_FB_BACKLIGHT is not set +# CONFIG_FB_MODE_HELPERS is not set +# CONFIG_FB_TILEBLITTING is not set + +# +# Frame buffer hardware drivers +# +# CONFIG_FB_ARMCLCD is not set +# CONFIG_FB_S1D13XXX is not set +# CONFIG_FB_VIRTUAL is not set +# CONFIG_FB_METRONOME is not set +# CONFIG_FB_MB862XX is not set +CONFIG_FB_EP93XX=y +# CONFIG_FB_BROADSHEET is not set +# CONFIG_BACKLIGHT_LCD_SUPPORT is not set + +# +# Display device support +# +# CONFIG_DISPLAY_SUPPORT is not set +# CONFIG_LOGO is not set +# CONFIG_SOUND is not set +CONFIG_HID_SUPPORT=y +CONFIG_HID=y +CONFIG_HIDRAW=y + +# +# USB Input Devices +# +CONFIG_USB_HID=y +# CONFIG_HID_PID is not set +CONFIG_USB_HIDDEV=y + +# +# Special HID drivers +# +# CONFIG_HID_A4TECH is not set +# CONFIG_HID_APPLE is not set +# CONFIG_HID_BELKIN is not set +# CONFIG_HID_CHERRY is not set +# CONFIG_HID_CHICONY is not set +# CONFIG_HID_CYPRESS is not set +# CONFIG_HID_DRAGONRISE is not set +# CONFIG_HID_EZKEY is not set +# CONFIG_HID_KYE is not set +# CONFIG_HID_GYRATION is not set +# CONFIG_HID_TWINHAN is not set +# CONFIG_HID_KENSINGTON is not set +# CONFIG_HID_LOGITECH is not set +# CONFIG_HID_MICROSOFT is not set +# CONFIG_HID_MONTEREY is not set +# CONFIG_HID_NTRIG is not set +# CONFIG_HID_PANTHERLORD is not set +# CONFIG_HID_PETALYNX is not set +# CONFIG_HID_SAMSUNG is not set +# CONFIG_HID_SONY is not set +# CONFIG_HID_SUNPLUS is not set +# CONFIG_HID_GREENASIA is not set +# CONFIG_HID_SMARTJOYPLUS is not set +# CONFIG_HID_TOPSEED is not set +# CONFIG_HID_THRUSTMASTER is not set +# CONFIG_HID_ZEROPLUS is not set +CONFIG_USB_SUPPORT=y +CONFIG_USB_ARCH_HAS_HCD=y +CONFIG_USB_ARCH_HAS_OHCI=y +# CONFIG_USB_ARCH_HAS_EHCI is not set +CONFIG_USB=y +# CONFIG_USB_DEBUG is not set +CONFIG_USB_ANNOUNCE_NEW_DEVICES=y + +# +# Miscellaneous USB options +# +# CONFIG_USB_DEVICEFS is not set +# CONFIG_USB_DEVICE_CLASS is not set +CONFIG_USB_DYNAMIC_MINORS=y +# CONFIG_USB_SUSPEND is not set +# CONFIG_USB_OTG is not set +# CONFIG_USB_OTG_WHITELIST is not set +# CONFIG_USB_OTG_BLACKLIST_HUB is not set +CONFIG_USB_MON=m +# CONFIG_USB_WUSB is not set +# CONFIG_USB_WUSB_CBAF is not set + +# +# USB Host Controller Drivers +# +# CONFIG_USB_C67X00_HCD is not set +# CONFIG_USB_OXU210HP_HCD is not set +# CONFIG_USB_ISP116X_HCD is not set +# CONFIG_USB_ISP1760_HCD is not set +# CONFIG_USB_ISP1362_HCD is not set +CONFIG_USB_OHCI_HCD=y +# CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set +# CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set +CONFIG_USB_OHCI_LITTLE_ENDIAN=y +# CONFIG_USB_SL811_HCD is not set +# CONFIG_USB_R8A66597_HCD is not set +# CONFIG_USB_HWA_HCD is not set +# CONFIG_USB_MUSB_HDRC is not set + +# +# USB Device Class drivers +# +CONFIG_USB_ACM=m +CONFIG_USB_PRINTER=m +# CONFIG_USB_WDM is not set +# CONFIG_USB_TMC is not set + +# +# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may +# + +# +# also be needed; see USB_STORAGE Help for more info +# +CONFIG_USB_STORAGE=y +# CONFIG_USB_STORAGE_DEBUG is not set +# CONFIG_USB_STORAGE_DATAFAB is not set +# CONFIG_USB_STORAGE_FREECOM is not set +# CONFIG_USB_STORAGE_ISD200 is not set +# CONFIG_USB_STORAGE_USBAT is not set +# CONFIG_USB_STORAGE_SDDR09 is not set +# CONFIG_USB_STORAGE_SDDR55 is not set +# CONFIG_USB_STORAGE_JUMPSHOT is not set +# CONFIG_USB_STORAGE_ALAUDA is not set +# CONFIG_USB_STORAGE_ONETOUCH is not set +# CONFIG_USB_STORAGE_KARMA is not set +# CONFIG_USB_STORAGE_CYPRESS_ATACB is not set +# CONFIG_USB_LIBUSUAL is not set + +# +# USB Imaging devices +# +# CONFIG_USB_MDC800 is not set +# CONFIG_USB_MICROTEK is not set + +# +# USB port drivers +# +CONFIG_USB_SERIAL=m +# CONFIG_USB_EZUSB is not set +# CONFIG_USB_SERIAL_GENERIC is not set +# CONFIG_USB_SERIAL_AIRCABLE is not set +# CONFIG_USB_SERIAL_ARK3116 is not set +# CONFIG_USB_SERIAL_BELKIN is not set +# CONFIG_USB_SERIAL_CH341 is not set +# CONFIG_USB_SERIAL_WHITEHEAT is not set +# CONFIG_USB_SERIAL_DIGI_ACCELEPORT is not set +# CONFIG_USB_SERIAL_CP210X is not set +# CONFIG_USB_SERIAL_CYPRESS_M8 is not set +# CONFIG_USB_SERIAL_EMPEG is not set +CONFIG_USB_SERIAL_FTDI_SIO=m +# CONFIG_USB_SERIAL_FUNSOFT is not set +# CONFIG_USB_SERIAL_VISOR is not set +# CONFIG_USB_SERIAL_IPAQ is not set +# CONFIG_USB_SERIAL_IR is not set +# CONFIG_USB_SERIAL_EDGEPORT is not set +# CONFIG_USB_SERIAL_EDGEPORT_TI is not set +# CONFIG_USB_SERIAL_GARMIN is not set +# CONFIG_USB_SERIAL_IPW is not set +# CONFIG_USB_SERIAL_IUU is not set +# CONFIG_USB_SERIAL_KEYSPAN_PDA is not set +# CONFIG_USB_SERIAL_KEYSPAN is not set +# CONFIG_USB_SERIAL_KLSI is not set +# CONFIG_USB_SERIAL_KOBIL_SCT is not set +# CONFIG_USB_SERIAL_MCT_U232 is not set +# CONFIG_USB_SERIAL_MOS7720 is not set +# CONFIG_USB_SERIAL_MOS7840 is not set +# CONFIG_USB_SERIAL_MOTOROLA is not set +# CONFIG_USB_SERIAL_NAVMAN is not set +CONFIG_USB_SERIAL_PL2303=m +# CONFIG_USB_SERIAL_OTI6858 is not set +# CONFIG_USB_SERIAL_QUALCOMM is not set +# CONFIG_USB_SERIAL_SPCP8X5 is not set +# CONFIG_USB_SERIAL_HP4X is not set +# CONFIG_USB_SERIAL_SAFE is not set +# CONFIG_USB_SERIAL_SIEMENS_MPI is not set +# CONFIG_USB_SERIAL_SIERRAWIRELESS is not set +# CONFIG_USB_SERIAL_SYMBOL is not set +# CONFIG_USB_SERIAL_TI is not set +# CONFIG_USB_SERIAL_CYBERJACK is not set +# CONFIG_USB_SERIAL_XIRCOM is not set +# CONFIG_USB_SERIAL_OPTION is not set +# CONFIG_USB_SERIAL_OMNINET is not set +# CONFIG_USB_SERIAL_OPTICON is not set +# CONFIG_USB_SERIAL_DEBUG is not set + +# +# USB Miscellaneous drivers +# +# CONFIG_USB_EMI62 is not set +# CONFIG_USB_EMI26 is not set +# CONFIG_USB_ADUTUX is not set +# CONFIG_USB_SEVSEG is not set +# CONFIG_USB_RIO500 is not set +# CONFIG_USB_LEGOTOWER is not set +# CONFIG_USB_LCD is not set +# CONFIG_USB_BERRY_CHARGE is not set +# CONFIG_USB_LED is not set +# CONFIG_USB_CYPRESS_CY7C63 is not set +# CONFIG_USB_CYTHERM is not set +# CONFIG_USB_IDMOUSE is not set +# CONFIG_USB_FTDI_ELAN is not set +# CONFIG_USB_APPLEDISPLAY is not set +# CONFIG_USB_LD is not set +# CONFIG_USB_TRANCEVIBRATOR is not set +# CONFIG_USB_IOWARRIOR is not set +# CONFIG_USB_TEST is not set +# CONFIG_USB_ISIGHTFW is not set +# CONFIG_USB_VST is not set +# CONFIG_USB_GADGET is not set + +# +# OTG and related infrastructure +# +# CONFIG_USB_GPIO_VBUS is not set +# CONFIG_NOP_USB_XCEIV is not set +CONFIG_MMC=y +# CONFIG_MMC_DEBUG is not set +# CONFIG_MMC_UNSAFE_RESUME is not set + +# +# MMC/SD/SDIO Card Drivers +# +CONFIG_MMC_BLOCK=y +CONFIG_MMC_BLOCK_BOUNCE=y +# CONFIG_SDIO_UART is not set +# CONFIG_MMC_TEST is not set + +# +# MMC/SD/SDIO Host Controller Drivers +# +# CONFIG_MMC_ARMMMCI is not set +# CONFIG_MMC_SDHCI is not set +# CONFIG_MMC_AT91 is not set +# CONFIG_MMC_ATMELMCI is not set +CONFIG_MMC_SPI=y +# CONFIG_MEMSTICK is not set +CONFIG_NEW_LEDS=y +CONFIG_LEDS_CLASS=y + +# +# LED drivers +# +# CONFIG_LEDS_PCA9532 is not set +CONFIG_LEDS_GPIO=y +CONFIG_LEDS_GPIO_PLATFORM=y +# CONFIG_LEDS_LP3944 is not set +# CONFIG_LEDS_PCA955X is not set +# CONFIG_LEDS_DAC124S085 is not set +# CONFIG_LEDS_BD2802 is not set + +# +# LED Triggers +# +CONFIG_LEDS_TRIGGERS=y +CONFIG_LEDS_TRIGGER_TIMER=y +CONFIG_LEDS_TRIGGER_HEARTBEAT=y +CONFIG_LEDS_TRIGGER_BACKLIGHT=y +CONFIG_LEDS_TRIGGER_GPIO=y +CONFIG_LEDS_TRIGGER_DEFAULT_ON=y + +# +# iptables trigger is under Netfilter config (LED target) +# +# CONFIG_ACCESSIBILITY is not set +CONFIG_RTC_LIB=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_HCTOSYS=y +CONFIG_RTC_HCTOSYS_DEVICE="rtc0" +# CONFIG_RTC_DEBUG is not set + +# +# RTC interfaces +# +CONFIG_RTC_INTF_SYSFS=y +CONFIG_RTC_INTF_PROC=y +CONFIG_RTC_INTF_DEV=y +# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set +# CONFIG_RTC_DRV_TEST is not set + +# +# I2C RTC drivers +# +CONFIG_RTC_DRV_DS1307=m +# CONFIG_RTC_DRV_DS1374 is not set +# CONFIG_RTC_DRV_DS1672 is not set +# CONFIG_RTC_DRV_MAX6900 is not set +# CONFIG_RTC_DRV_RS5C372 is not set +# CONFIG_RTC_DRV_ISL1208 is not set +# CONFIG_RTC_DRV_X1205 is not set +# CONFIG_RTC_DRV_PCF8563 is not set +# CONFIG_RTC_DRV_PCF8583 is not set +# CONFIG_RTC_DRV_M41T80 is not set +# CONFIG_RTC_DRV_S35390A is not set +# CONFIG_RTC_DRV_FM3130 is not set +# CONFIG_RTC_DRV_RX8581 is not set +# CONFIG_RTC_DRV_RX8025 is not set + +# +# SPI RTC drivers +# +# CONFIG_RTC_DRV_M41T94 is not set +# CONFIG_RTC_DRV_DS1305 is not set +# CONFIG_RTC_DRV_DS1390 is not set +# CONFIG_RTC_DRV_MAX6902 is not set +# CONFIG_RTC_DRV_R9701 is not set +# CONFIG_RTC_DRV_RS5C348 is not set +# CONFIG_RTC_DRV_DS3234 is not set +# CONFIG_RTC_DRV_PCF2123 is not set + +# +# Platform RTC drivers +# +# CONFIG_RTC_DRV_CMOS is not set +# CONFIG_RTC_DRV_DS1286 is not set +# CONFIG_RTC_DRV_DS1511 is not set +# CONFIG_RTC_DRV_DS1553 is not set +# CONFIG_RTC_DRV_DS1742 is not set +# CONFIG_RTC_DRV_STK17TA8 is not set +# CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T35 is not set +# CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_BQ4802 is not set +# CONFIG_RTC_DRV_V3020 is not set + +# +# on-CPU RTC drivers +# +CONFIG_RTC_DRV_EP93XX=y +# CONFIG_RTC_DRV_PL030 is not set +# CONFIG_RTC_DRV_PL031 is not set +# CONFIG_DMADEVICES is not set +# CONFIG_AUXDISPLAY is not set +# CONFIG_UIO is not set + +# +# TI VLYNQ +# +# CONFIG_STAGING is not set + +# +# File systems +# +CONFIG_EXT2_FS=y +# CONFIG_EXT2_FS_XATTR is not set +# CONFIG_EXT2_FS_XIP is not set +CONFIG_EXT3_FS=y +# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +# CONFIG_EXT3_FS_XATTR is not set +# CONFIG_EXT4_FS is not set +CONFIG_JBD=y +# CONFIG_JBD_DEBUG is not set +# CONFIG_REISERFS_FS is not set +# CONFIG_JFS_FS is not set +CONFIG_FS_POSIX_ACL=y +# CONFIG_XFS_FS is not set +# CONFIG_OCFS2_FS is not set +# CONFIG_BTRFS_FS is not set +# CONFIG_NILFS2_FS is not set +CONFIG_FILE_LOCKING=y +CONFIG_FSNOTIFY=y +CONFIG_DNOTIFY=y +CONFIG_INOTIFY=y +CONFIG_INOTIFY_USER=y +# CONFIG_QUOTA is not set +# CONFIG_AUTOFS_FS is not set +# CONFIG_AUTOFS4_FS is not set +CONFIG_FUSE_FS=m +CONFIG_CUSE=m + +# +# Caches +# +CONFIG_FSCACHE=y +# CONFIG_FSCACHE_STATS is not set +# CONFIG_FSCACHE_HISTOGRAM is not set +# CONFIG_FSCACHE_DEBUG is not set +# CONFIG_FSCACHE_OBJECT_LIST is not set +# CONFIG_CACHEFILES is not set + +# +# CD-ROM/DVD Filesystems +# +CONFIG_ISO9660_FS=m +CONFIG_JOLIET=y +CONFIG_ZISOFS=y +CONFIG_UDF_FS=m +CONFIG_UDF_NLS=y + +# +# DOS/FAT/NT Filesystems +# +CONFIG_FAT_FS=y +# CONFIG_MSDOS_FS is not set +CONFIG_VFAT_FS=y +CONFIG_FAT_DEFAULT_CODEPAGE=437 +CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" +# CONFIG_NTFS_FS is not set + +# +# Pseudo filesystems +# +CONFIG_PROC_FS=y +CONFIG_PROC_SYSCTL=y +CONFIG_PROC_PAGE_MONITOR=y +CONFIG_SYSFS=y +CONFIG_TMPFS=y +# CONFIG_TMPFS_POSIX_ACL is not set +# CONFIG_HUGETLB_PAGE is not set +# CONFIG_CONFIGFS_FS is not set +CONFIG_MISC_FILESYSTEMS=y +# CONFIG_ADFS_FS is not set +# CONFIG_AFFS_FS is not set +# CONFIG_HFS_FS is not set +# CONFIG_HFSPLUS_FS is not set +# CONFIG_BEFS_FS is not set +# CONFIG_BFS_FS is not set +# CONFIG_EFS_FS is not set +CONFIG_JFFS2_FS=y +CONFIG_JFFS2_FS_DEBUG=0 +CONFIG_JFFS2_FS_WRITEBUFFER=y +# CONFIG_JFFS2_FS_WBUF_VERIFY is not set +CONFIG_JFFS2_SUMMARY=y +CONFIG_JFFS2_FS_XATTR=y +CONFIG_JFFS2_FS_POSIX_ACL=y +CONFIG_JFFS2_FS_SECURITY=y +CONFIG_JFFS2_COMPRESSION_OPTIONS=y +CONFIG_JFFS2_ZLIB=y +CONFIG_JFFS2_LZO=y +CONFIG_JFFS2_RTIME=y +CONFIG_JFFS2_RUBIN=y +# CONFIG_JFFS2_CMODE_NONE is not set +# CONFIG_JFFS2_CMODE_PRIORITY is not set +# CONFIG_JFFS2_CMODE_SIZE is not set +CONFIG_JFFS2_CMODE_FAVOURLZO=y +CONFIG_UBIFS_FS=y +CONFIG_UBIFS_FS_XATTR=y +CONFIG_UBIFS_FS_ADVANCED_COMPR=y +CONFIG_UBIFS_FS_LZO=y +CONFIG_UBIFS_FS_ZLIB=y +# CONFIG_UBIFS_FS_DEBUG is not set +CONFIG_CRAMFS=y +CONFIG_SQUASHFS=y +# CONFIG_SQUASHFS_EMBEDDED is not set +CONFIG_SQUASHFS_FRAGMENT_CACHE_SIZE=3 +# CONFIG_VXFS_FS is not set +# CONFIG_MINIX_FS is not set +# CONFIG_OMFS_FS is not set +# CONFIG_HPFS_FS is not set +# CONFIG_QNX4FS_FS is not set +# CONFIG_ROMFS_FS is not set +# CONFIG_SYSV_FS is not set +# CONFIG_UFS_FS is not set +CONFIG_NETWORK_FILESYSTEMS=y +CONFIG_NFS_FS=y +CONFIG_NFS_V3=y +# CONFIG_NFS_V3_ACL is not set +CONFIG_NFS_V4=y +# CONFIG_NFS_V4_1 is not set +CONFIG_ROOT_NFS=y +# CONFIG_NFS_FSCACHE is not set +CONFIG_NFSD=m +CONFIG_NFSD_V3=y +# CONFIG_NFSD_V3_ACL is not set +CONFIG_NFSD_V4=y +CONFIG_LOCKD=y +CONFIG_LOCKD_V4=y +CONFIG_EXPORTFS=m +CONFIG_NFS_COMMON=y +CONFIG_SUNRPC=y +CONFIG_SUNRPC_GSS=y +CONFIG_RPCSEC_GSS_KRB5=y +# CONFIG_RPCSEC_GSS_SPKM3 is not set +# CONFIG_SMB_FS is not set +CONFIG_CIFS=m +# CONFIG_CIFS_STATS is not set +# CONFIG_CIFS_WEAK_PW_HASH is not set +# CONFIG_CIFS_XATTR is not set +# CONFIG_CIFS_DEBUG2 is not set +# CONFIG_CIFS_EXPERIMENTAL is not set +# CONFIG_NCP_FS is not set +# CONFIG_CODA_FS is not set +# CONFIG_AFS_FS is not set + +# +# Partition Types +# +CONFIG_PARTITION_ADVANCED=y +# CONFIG_ACORN_PARTITION is not set +# CONFIG_OSF_PARTITION is not set +# CONFIG_AMIGA_PARTITION is not set +# CONFIG_ATARI_PARTITION is not set +# CONFIG_MAC_PARTITION is not set +CONFIG_MSDOS_PARTITION=y +# CONFIG_BSD_DISKLABEL is not set +# CONFIG_MINIX_SUBPARTITION is not set +# CONFIG_SOLARIS_X86_PARTITION is not set +# CONFIG_UNIXWARE_DISKLABEL is not set +# CONFIG_LDM_PARTITION is not set +# CONFIG_SGI_PARTITION is not set +# CONFIG_ULTRIX_PARTITION is not set +# CONFIG_SUN_PARTITION is not set +# CONFIG_KARMA_PARTITION is not set +# CONFIG_EFI_PARTITION is not set +# CONFIG_SYSV68_PARTITION is not set +CONFIG_NLS=y +CONFIG_NLS_DEFAULT="utf-8" +CONFIG_NLS_CODEPAGE_437=y +# CONFIG_NLS_CODEPAGE_737 is not set +# CONFIG_NLS_CODEPAGE_775 is not set +# CONFIG_NLS_CODEPAGE_850 is not set +CONFIG_NLS_CODEPAGE_852=y +# CONFIG_NLS_CODEPAGE_855 is not set +# CONFIG_NLS_CODEPAGE_857 is not set +# CONFIG_NLS_CODEPAGE_860 is not set +# CONFIG_NLS_CODEPAGE_861 is not set +# CONFIG_NLS_CODEPAGE_862 is not set +# CONFIG_NLS_CODEPAGE_863 is not set +# CONFIG_NLS_CODEPAGE_864 is not set +# CONFIG_NLS_CODEPAGE_865 is not set +# CONFIG_NLS_CODEPAGE_866 is not set +# CONFIG_NLS_CODEPAGE_869 is not set +# CONFIG_NLS_CODEPAGE_936 is not set +# CONFIG_NLS_CODEPAGE_950 is not set +# CONFIG_NLS_CODEPAGE_932 is not set +# CONFIG_NLS_CODEPAGE_949 is not set +# CONFIG_NLS_CODEPAGE_874 is not set +# CONFIG_NLS_ISO8859_8 is not set +CONFIG_NLS_CODEPAGE_1250=y +# CONFIG_NLS_CODEPAGE_1251 is not set +# CONFIG_NLS_ASCII is not set +CONFIG_NLS_ISO8859_1=y +CONFIG_NLS_ISO8859_2=y +# CONFIG_NLS_ISO8859_3 is not set +# CONFIG_NLS_ISO8859_4 is not set +# CONFIG_NLS_ISO8859_5 is not set +# CONFIG_NLS_ISO8859_6 is not set +# CONFIG_NLS_ISO8859_7 is not set +# CONFIG_NLS_ISO8859_9 is not set +# CONFIG_NLS_ISO8859_13 is not set +# CONFIG_NLS_ISO8859_14 is not set +# CONFIG_NLS_ISO8859_15 is not set +# CONFIG_NLS_KOI8_R is not set +# CONFIG_NLS_KOI8_U is not set +CONFIG_NLS_UTF8=y +# CONFIG_DLM is not set + +# +# Kernel hacking +# +CONFIG_PRINTK_TIME=y +# CONFIG_ENABLE_WARN_DEPRECATED is not set +# CONFIG_ENABLE_MUST_CHECK is not set +CONFIG_FRAME_WARN=1024 +CONFIG_MAGIC_SYSRQ=y +# CONFIG_STRIP_ASM_SYMS is not set +# CONFIG_UNUSED_SYMBOLS is not set +CONFIG_DEBUG_FS=y +# CONFIG_HEADERS_CHECK is not set +CONFIG_DEBUG_KERNEL=y +# CONFIG_DEBUG_SHIRQ is not set +CONFIG_DETECT_SOFTLOCKUP=y +# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set +CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0 +CONFIG_DETECT_HUNG_TASK=y +# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set +CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0 +CONFIG_SCHED_DEBUG=y +# CONFIG_SCHEDSTATS is not set +CONFIG_TIMER_STATS=y +# CONFIG_DEBUG_OBJECTS is not set +CONFIG_DEBUG_SLAB=y +# CONFIG_DEBUG_SLAB_LEAK is not set +# CONFIG_DEBUG_KMEMLEAK is not set +CONFIG_DEBUG_PREEMPT=y +# CONFIG_DEBUG_RT_MUTEXES is not set +# CONFIG_RT_MUTEX_TESTER is not set +# CONFIG_DEBUG_SPINLOCK is not set +# CONFIG_DEBUG_MUTEXES is not set +# CONFIG_DEBUG_LOCK_ALLOC is not set +# CONFIG_PROVE_LOCKING is not set +# CONFIG_LOCK_STAT is not set +# CONFIG_DEBUG_SPINLOCK_SLEEP is not set +# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set +CONFIG_STACKTRACE=y +# CONFIG_DEBUG_KOBJECT is not set +CONFIG_DEBUG_BUGVERBOSE=y +# CONFIG_DEBUG_INFO is not set +# CONFIG_DEBUG_VM is not set +# CONFIG_DEBUG_WRITECOUNT is not set +# CONFIG_DEBUG_MEMORY_INIT is not set +# CONFIG_DEBUG_LIST is not set +# CONFIG_DEBUG_SG is not set +# CONFIG_DEBUG_NOTIFIERS is not set +# CONFIG_DEBUG_CREDENTIALS is not set +# CONFIG_BOOT_PRINTK_DELAY is not set +# CONFIG_RCU_TORTURE_TEST is not set +# CONFIG_RCU_CPU_STALL_DETECTOR is not set +# CONFIG_BACKTRACE_SELF_TEST is not set +# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set +# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set +# CONFIG_FAULT_INJECTION is not set +# CONFIG_LATENCYTOP is not set +# CONFIG_SYSCTL_SYSCALL_CHECK is not set +# CONFIG_PAGE_POISONING is not set +CONFIG_NOP_TRACER=y +CONFIG_HAVE_FUNCTION_TRACER=y +CONFIG_RING_BUFFER=y +CONFIG_EVENT_TRACING=y +CONFIG_CONTEXT_SWITCH_TRACER=y +CONFIG_RING_BUFFER_ALLOW_SWAP=y +CONFIG_TRACING=y +CONFIG_TRACING_SUPPORT=y +CONFIG_FTRACE=y +# CONFIG_FUNCTION_TRACER is not set +# CONFIG_SCHED_TRACER is not set +# CONFIG_ENABLE_DEFAULT_TRACERS is not set +# CONFIG_BOOT_TRACER is not set +CONFIG_BRANCH_PROFILE_NONE=y +# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set +# CONFIG_PROFILE_ALL_BRANCHES is not set +# CONFIG_STACK_TRACER is not set +# CONFIG_KMEMTRACE is not set +# CONFIG_WORKQUEUE_TRACER is not set +# CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_RING_BUFFER_BENCHMARK is not set +# CONFIG_DYNAMIC_DEBUG is not set +# CONFIG_SAMPLES is not set +CONFIG_HAVE_ARCH_KGDB=y +# CONFIG_KGDB is not set +CONFIG_ARM_UNWIND=y +CONFIG_DEBUG_USER=y +CONFIG_DEBUG_ERRORS=y +# CONFIG_DEBUG_STACK_USAGE is not set +CONFIG_DEBUG_LL=y +# CONFIG_DEBUG_ICEDCC is not set + +# +# Security options +# +# CONFIG_KEYS is not set +# CONFIG_SECURITY is not set +# CONFIG_SECURITYFS is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set +CONFIG_CRYPTO=y + +# +# Crypto core or helper +# +CONFIG_CRYPTO_ALGAPI=y +CONFIG_CRYPTO_ALGAPI2=y +CONFIG_CRYPTO_AEAD2=y +CONFIG_CRYPTO_BLKCIPHER=y +CONFIG_CRYPTO_BLKCIPHER2=y +CONFIG_CRYPTO_HASH=y +CONFIG_CRYPTO_HASH2=y +CONFIG_CRYPTO_RNG2=y +CONFIG_CRYPTO_PCOMP=y +CONFIG_CRYPTO_MANAGER=y +CONFIG_CRYPTO_MANAGER2=y +# CONFIG_CRYPTO_GF128MUL is not set +# CONFIG_CRYPTO_NULL is not set +CONFIG_CRYPTO_WORKQUEUE=y +# CONFIG_CRYPTO_CRYPTD is not set +# CONFIG_CRYPTO_AUTHENC is not set +# CONFIG_CRYPTO_TEST is not set + +# +# Authenticated Encryption with Associated Data +# +# CONFIG_CRYPTO_CCM is not set +# CONFIG_CRYPTO_GCM is not set +# CONFIG_CRYPTO_SEQIV is not set + +# +# Block modes +# +CONFIG_CRYPTO_CBC=y +# CONFIG_CRYPTO_CTR is not set +# CONFIG_CRYPTO_CTS is not set +# CONFIG_CRYPTO_ECB is not set +# CONFIG_CRYPTO_LRW is not set +# CONFIG_CRYPTO_PCBC is not set +# CONFIG_CRYPTO_XTS is not set + +# +# Hash modes +# +# CONFIG_CRYPTO_HMAC is not set +# CONFIG_CRYPTO_XCBC is not set +# CONFIG_CRYPTO_VMAC is not set + +# +# Digest +# +CONFIG_CRYPTO_CRC32C=y +# CONFIG_CRYPTO_GHASH is not set +# CONFIG_CRYPTO_MD4 is not set +CONFIG_CRYPTO_MD5=y +# CONFIG_CRYPTO_MICHAEL_MIC is not set +# CONFIG_CRYPTO_RMD128 is not set +# CONFIG_CRYPTO_RMD160 is not set +# CONFIG_CRYPTO_RMD256 is not set +# CONFIG_CRYPTO_RMD320 is not set +# CONFIG_CRYPTO_SHA1 is not set +# CONFIG_CRYPTO_SHA256 is not set +# CONFIG_CRYPTO_SHA512 is not set +# CONFIG_CRYPTO_TGR192 is not set +# CONFIG_CRYPTO_WP512 is not set + +# +# Ciphers +# +# CONFIG_CRYPTO_AES is not set +# CONFIG_CRYPTO_ANUBIS is not set +# CONFIG_CRYPTO_ARC4 is not set +# CONFIG_CRYPTO_BLOWFISH is not set +# CONFIG_CRYPTO_CAMELLIA is not set +# CONFIG_CRYPTO_CAST5 is not set +# CONFIG_CRYPTO_CAST6 is not set +CONFIG_CRYPTO_DES=y +# CONFIG_CRYPTO_FCRYPT is not set +# CONFIG_CRYPTO_KHAZAD is not set +# CONFIG_CRYPTO_SALSA20 is not set +# CONFIG_CRYPTO_SEED is not set +# CONFIG_CRYPTO_SERPENT is not set +# CONFIG_CRYPTO_TEA is not set +# CONFIG_CRYPTO_TWOFISH is not set + +# +# Compression +# +CONFIG_CRYPTO_DEFLATE=y +# CONFIG_CRYPTO_ZLIB is not set +CONFIG_CRYPTO_LZO=y + +# +# Random Number Generation +# +# CONFIG_CRYPTO_ANSI_CPRNG is not set +CONFIG_CRYPTO_HW=y +CONFIG_BINARY_PRINTF=y + +# +# Library routines +# +CONFIG_BITREVERSE=y +CONFIG_GENERIC_FIND_LAST_BIT=y +# CONFIG_CRC_CCITT is not set +CONFIG_CRC16=y +# CONFIG_CRC_T10DIF is not set +CONFIG_CRC_ITU_T=y +CONFIG_CRC32=y +CONFIG_CRC7=y +CONFIG_LIBCRC32C=y +CONFIG_ZLIB_INFLATE=y +CONFIG_ZLIB_DEFLATE=y +CONFIG_LZO_COMPRESS=y +CONFIG_LZO_DECOMPRESS=y +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT=y +CONFIG_HAS_DMA=y +CONFIG_NLATTR=y diff --git a/recipes/linux/linux_2.6.32.bb b/recipes/linux/linux_2.6.32.bb index a196506bde..7f2ef0a2e8 100644 --- a/recipes/linux/linux_2.6.32.bb +++ b/recipes/linux/linux_2.6.32.bb @@ -1,13 +1,26 @@ require linux.inc +PR = "r1" + S = "${WORKDIR}/linux-${PV}" # Mark archs/machines that this kernel supports DEFAULT_PREFERENCE = "-1" - +DEFAULT_PREFERENCE_simone = "1" SRC_URI = "${KERNELORG_MIRROR}/pub/linux/kernel/v2.6/linux-${PV}.tar.bz2;name=kernel \ file://defconfig" SRC_URI[kernel.md5sum] = "260551284ac224c3a43c4adac7df4879" SRC_URI[kernel.sha256sum] = "5099786d80b8407d98a619df00209c2353517f22d804fdd9533b362adcb4504e" + +# part of 2.6.24.7 patchset from Sim.One project +# other patches needs work +SRC_URI_append_simone = " \ + file://ep93xx/edb9301-fix-machine-id.patch;patch=1 \ + file://ep93xx/simone-board-def.patch;patch=1 \ + file://ep93xx/ep93xx-regs.patch;patch=1 \ + file://ep93xx/ep93xx-i2c.patch;patch=1 \ + file://ep93xx/ep93xx-touchscreen.patch;patch=1 \ + file://ep93xx/ep93xx-spi.patch;patch=1 \ + file://ep93xx/ep93xx-cpuinfo.patch;patch=1 " |