diff options
Diffstat (limited to 'recipes/linux/linux-turbostation/linux-2.6.16_arch_ppc_platforms_sandpoint.c')
| -rw-r--r-- | recipes/linux/linux-turbostation/linux-2.6.16_arch_ppc_platforms_sandpoint.c | 293 |
1 files changed, 293 insertions, 0 deletions
diff --git a/recipes/linux/linux-turbostation/linux-2.6.16_arch_ppc_platforms_sandpoint.c b/recipes/linux/linux-turbostation/linux-2.6.16_arch_ppc_platforms_sandpoint.c new file mode 100644 index 0000000000..85c270437c --- /dev/null +++ b/recipes/linux/linux-turbostation/linux-2.6.16_arch_ppc_platforms_sandpoint.c @@ -0,0 +1,293 @@ +Index: linux-2.6.21-rc1/arch/ppc/platforms/sandpoint.c +=================================================================== +--- linux-2.6.21-rc1.orig/arch/ppc/platforms/sandpoint.c 2007-02-21 05:32:30.000000000 +0100 ++++ linux-2.6.21-rc1/arch/ppc/platforms/sandpoint.c 2007-02-27 21:57:46.000000000 +0100 +@@ -91,7 +91,7 @@ + #include <asm/vga.h> + #include <asm/open_pic.h> + #include <asm/i8259.h> +-#include <asm/todc.h> ++//#include <asm/todc.h> + #include <asm/bootinfo.h> + #include <asm/mpc10x.h> + #include <asm/pci-bridge.h> +@@ -99,6 +99,8 @@ + #include <asm/ppc_sys.h> + + #include "sandpoint.h" ++#include "qnap_pic.h" ++#include "qnap_pic_user.h" + + /* Set non-zero if an X2 Sandpoint detected. */ + static int sandpoint_is_x2; +@@ -106,8 +108,7 @@ + unsigned char __res[sizeof(bd_t)]; + + static void sandpoint_halt(void); +-static void sandpoint_probe_type(void); +- ++//static void sandpoint_probe_type(void); + /* + * Define all of the IRQ senses and polarities. Taken from the + * Sandpoint X3 User's manual. +@@ -121,7 +122,6 @@ + (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 8: IDE (INT C) */ + (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE) /* 9: IDE (INT D) */ + }; +- + /* + * Motorola SPS Sandpoint interrupt routing. + */ +@@ -145,7 +145,7 @@ + const long min_idsel = 11, max_idsel = 16, irqs_per_slot = 4; + return PCI_IRQ_TABLE_LOOKUP; + } +- ++#if 0 + static inline int + x2_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) + { +@@ -166,7 +166,37 @@ + const long min_idsel = 11, max_idsel = 16, irqs_per_slot = 4; + return PCI_IRQ_TABLE_LOOKUP; + } ++#else ++static inline int ++x2_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) ++{ ++ static char pci_irq_table[][4] = ++ /* ++ * PCI IDSEL/INTPIN->INTLINE ++ * A B C D ++ */ ++ { ++ { 0, 0, 0, 0 }, /* IDSEL 11 - unused */ ++ { 0, 0, 0, 0 }, /* IDSEL 12 - unused */ ++ { 16, 16, 16, 16 }, /* IDSEL 13 - PCI slot 1 */ // Sil3512 chip ++ { 17, 17, 17, 17 }, /* IDSEL 14 - PCI slot 2 */ // NEC USB chip ++ { 18, 18, 18, 18 }, /* IDSEL 15 - PCI slot 3 */ // Intel 82540 chip ++ { 19, 19, 19, 19 }, /* IDSEL 16 - PCI slot 4 */ ++ { 0, 0, 0, 0 }, ++ { 0, 0, 0, 0 }, ++ { 0, 0, 0, 0 }, ++ { 0, 0, 0, 0 }, ++ { 0, 0, 0, 0 }, ++ { 0, 0, 0, 0 }, ++ { 0, 0, 0, 0 }, ++ { 20, 20, 20, 20 }, /* IDSEL 24 - mini PCI */ ++ }; + ++ const long min_idsel = 11, max_idsel = 24, irqs_per_slot = 4; ++ return PCI_IRQ_TABLE_LOOKUP; ++} ++#endif ++#if 0 + static void __init + sandpoint_setup_winbond_83553(struct pci_controller *hose) + { +@@ -226,7 +256,7 @@ + 0x00ff0011); + return; + } +- ++#endif + /* On the sandpoint X2, we must avoid sending configuration cycles to + * device #12 (IDSEL addr = AD12). + */ +@@ -258,7 +288,7 @@ + MPC10X_MAPB_EUMB_BASE) == 0) { + + /* Do early winbond init, then scan PCI bus */ +- sandpoint_setup_winbond_83553(hose); ++ //sandpoint_setup_winbond_83553(hose); + hose->last_busno = pciauto_bus_scan(hose, hose->first_busno); + + ppc_md.pcibios_fixup = NULL; +@@ -280,10 +310,21 @@ + } + + static void __init ++sandpoint_init2(void) ++{ ++ char pic_command[2] = {QNAP_PIC_STATUS_GREEN_BLINK, QNAP_PIC_BUZZER_SHORT}; ++ ++ /* Setup serial port access */ ++ qnap_pic_init(); ++ qnap_pic_send_command(pic_command, 2); ++} ++ ++static void __init + sandpoint_setup_arch(void) + { + /* Probe for Sandpoint model */ +- sandpoint_probe_type(); ++ //sandpoint_probe_type(); ++ sandpoint_is_x2 = 1; + if (sandpoint_is_x2) + epic_serial_mode = 0; + +@@ -348,8 +389,9 @@ + _set_L3CR(0x8f032000); + } + #endif ++ sandpoint_init2(); + } +- ++#if 0 + #define SANDPOINT_87308_CFG_ADDR 0x15c + #define SANDPOINT_87308_CFG_DATA 0x15d + +@@ -456,7 +498,7 @@ + } + + arch_initcall(sandpoint_setup_natl_87308); +- ++#endif + static int __init + sandpoint_request_io(void) + { +@@ -481,20 +523,20 @@ + static void __init + sandpoint_init_IRQ(void) + { +- int i; ++// int i; + +- OpenPIC_InitSenses = sandpoint_openpic_initsenses; +- OpenPIC_NumInitSenses = sizeof(sandpoint_openpic_initsenses); ++// OpenPIC_InitSenses = sandpoint_openpic_initsenses; ++// OpenPIC_NumInitSenses = sizeof(sandpoint_openpic_initsenses); + + mpc10x_set_openpic(); +- openpic_hookup_cascade(sandpoint_is_x2 ? 17 : NUM_8259_INTERRUPTS, "82c59 cascade", +- i8259_irq); ++// openpic_hookup_cascade(sandpoint_is_x2 ? 17 : NUM_8259_INTERRUPTS, "82c59 cascade", ++// i8259_irq); + + /* + * The EPIC allows for a read in the range of 0xFEF00000 -> + * 0xFEFFFFFF to generate a PCI interrupt-acknowledge transaction. + */ +- i8259_init(0xfef00000, 0); ++// i8259_init(0xfef00000, 0); + } + + static unsigned long __init +@@ -518,36 +560,60 @@ + static void __init + sandpoint_map_io(void) + { +- io_block_mapping(0xfe000000, 0xfe000000, 0x02000000, _PAGE_IO); ++ // 2005.08.02, JohnsonCheng ++ //io_block_mapping(0xfe000000, 0xfe000000, 0x02000000, _PAGE_IO); ++ io_block_mapping(0xfc000000, 0xfc000000, 0x04000000, _PAGE_IO); + } + +-static void +-sandpoint_restart(char *cmd) ++// mode: 0 - reboot, 1 - poweroff & shutdown ++void sandpoint_real_reset(int mode) + { +- local_irq_disable(); ++ char pic_command = 0x0; + +- /* Set exception prefix high - to the firmware */ +- _nmask_and_or_msr(0, MSR_IP); ++ local_irq_disable(); ++ /* disable and invalidate the L2 cache */ ++ _set_L2CR(0); ++ _set_L2CR(0x200000); ++ /* flush and disable L1 I/D cache */ ++ __asm__ __volatile__ ++ ("\n\ ++ mfspr 3,1008 \n\ ++ ori 5,5,0xcc00 \n\ ++ ori 4,3,0xc00 \n\ ++ andc 5,3,5 \n\ ++ sync \n\ ++ mtspr 1008,4 \n\ ++ isync \n\ ++ sync \n\ ++ mtspr 1008,5 \n\ ++ isync \n\ ++ sync \n\ ++ "); ++ if (mode == 0) ++ pic_command = QNAP_PIC_SOFTWARE_REBOOT; ++ else ++ pic_command = QNAP_PIC_SOFTWARE_SHUTDOWN; ++// qnap_pic_send_command(&pic_command, 1); ++ while (1) ++ qnap_pic_send_command(&pic_command, 1); ++} + +- /* Reset system via Port 92 */ +- outb(0x00, 0x92); +- outb(0x01, 0x92); +- for(;;); /* Spin until reset happens */ ++static void ++sandpoint_restart(char *cmd) ++{ ++ sandpoint_real_reset(0); + } + + static void + sandpoint_power_off(void) + { +- local_irq_disable(); +- for(;;); /* No way to shut power off with software */ +- /* NOTREACHED */ ++ sandpoint_real_reset(1); + } + + static void + sandpoint_halt(void) + { +- sandpoint_power_off(); +- /* NOTREACHED */ ++ sandpoint_real_reset(1); + } + + static int +@@ -665,7 +731,18 @@ + : "=r" (bat3u), "=r" (bat3l)); + } + +-TODC_ALLOC(); ++static void __init ++sandpoint_calibrate_decr(void) ++{ ++ ulong freq = 33000000; ++ ++ //printk("time_init: decrementer frequency = %lu.%.6lu MHz\n", freq/1000000, freq%1000000); ++ tb_ticks_per_jiffy = freq / HZ; ++ tb_to_us = mulhwu_scale_factor(freq, 1000000); ++ return; ++} ++ ++//TODC_ALLOC(); + + void __init + platform_init(unsigned long r3, unsigned long r4, unsigned long r5, +@@ -721,14 +798,14 @@ + ppc_md.find_end_of_memory = sandpoint_find_end_of_memory; + ppc_md.setup_io_mappings = sandpoint_map_io; + +- TODC_INIT(TODC_TYPE_PC97307, 0x70, 0x00, 0x71, 8); +- ppc_md.time_init = todc_time_init; +- ppc_md.set_rtc_time = todc_set_rtc_time; +- ppc_md.get_rtc_time = todc_get_rtc_time; +- ppc_md.calibrate_decr = todc_calibrate_decr; ++ //TODC_INIT(TODC_TYPE_PC97307, 0x70, 0x00, 0x71, 8); ++ //ppc_md.time_init = todc_time_init; ++ //ppc_md.set_rtc_time = todc_set_rtc_time; ++ //ppc_md.get_rtc_time = todc_get_rtc_time; ++ ppc_md.calibrate_decr = sandpoint_calibrate_decr; + +- ppc_md.nvram_read_val = todc_mc146818_read_val; +- ppc_md.nvram_write_val = todc_mc146818_write_val; ++ //ppc_md.nvram_read_val = todc_mc146818_read_val; ++ //ppc_md.nvram_write_val = todc_mc146818_write_val; + + #ifdef CONFIG_KGDB + ppc_md.kgdb_map_scc = gen550_kgdb_map_scc; |