diff options
Diffstat (limited to 'packages/uclibc/uclibc-0.9.28/avr32/uClibc-0.9.28-avr32-20060621.patch')
| -rw-r--r-- | packages/uclibc/uclibc-0.9.28/avr32/uClibc-0.9.28-avr32-20060621.patch | 4322 |
1 files changed, 4322 insertions, 0 deletions
diff --git a/packages/uclibc/uclibc-0.9.28/avr32/uClibc-0.9.28-avr32-20060621.patch b/packages/uclibc/uclibc-0.9.28/avr32/uClibc-0.9.28-avr32-20060621.patch new file mode 100644 index 0000000000..430b54c1c1 --- /dev/null +++ b/packages/uclibc/uclibc-0.9.28/avr32/uClibc-0.9.28-avr32-20060621.patch @@ -0,0 +1,4322 @@ +diff -Nur uClibc-0.9.28/extra/Configs/Config.avr32 uClibc-0.9.28-avr32-20060621/extra/Configs/Config.avr32 +--- uClibc-0.9.28/extra/Configs/Config.avr32 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/extra/Configs/Config.avr32 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,38 @@ ++# ++# For a description of the syntax of this configuration file, ++# see extra/config/Kconfig-language.txt ++# ++ ++config HAVE_ELF ++ bool ++ default y ++ ++config TARGET_ARCH ++ default "avr32" ++ ++config ARCH_CFLAGS ++ string ++ ++config ARCH_LDFLAGS ++ string ++ ++config LIBGCC_CFLAGS ++ string ++ ++config ARCH_SUPPORTS_BIG_ENDIAN ++ bool ++ default y ++ ++config UCLIBC_COMPLETELY_PIC ++ select FORCE_SHAREABLE_TEXT_SEGMENTS ++ bool ++ default y ++ ++choice ++ prompt "Target CPU Type" ++ default CONFIG_AP7000 ++ ++config CONFIG_AP7000 ++ bool "AP7000" ++ ++endchoice +diff -Nur uClibc-0.9.28/extra/Configs/Config.in uClibc-0.9.28-avr32-20060621/extra/Configs/Config.in +--- uClibc-0.9.28/extra/Configs/Config.in 2005-08-18 00:49:41.000000000 +0200 ++++ uClibc-0.9.28-avr32-20060621/extra/Configs/Config.in 2006-06-21 11:35:56.000000000 +0200 +@@ -16,6 +16,9 @@ + config TARGET_arm + bool "arm" + ++config TARGET_avr32 ++ bool "avr32" ++ + config TARGET_bfin + bool "bfin" + +@@ -83,6 +86,10 @@ + source "extra/Configs/Config.arm" + endif + ++if TARGET_avr32 ++source "extra/Configs/Config.avr32" ++endif ++ + if TARGET_bfin + source "extra/Configs/Config.bfin" + endif +diff -Nur uClibc-0.9.28/include/elf.h uClibc-0.9.28-avr32-20060621/include/elf.h +--- uClibc-0.9.28/include/elf.h 2005-08-18 00:49:41.000000000 +0200 ++++ uClibc-0.9.28-avr32-20060621/include/elf.h 2006-06-21 11:35:56.000000000 +0200 +@@ -261,6 +261,8 @@ + #define EM_NIOS32 0xfebb /* Altera Nios 32 */ + #define EM_ALTERA_NIOS2 0x9ee5 /* Altera Nios II */ + ++#define EM_AVR32 0x18ad ++ + /* V850 backend magic number. Written in the absense of an ABI. */ + #define EM_CYGNUS_V850 0x9080 + +@@ -2687,6 +2689,55 @@ + /* Keep this the last entry. */ + #define R_V850_NUM 25 + ++/* Atmel AVR32 relocations. */ ++#define R_AVR32_NONE 0 ++#define R_AVR32_32 1 ++#define R_AVR32_16 2 ++#define R_AVR32_8 3 ++#define R_AVR32_32_PCREL 4 ++#define R_AVR32_16_PCREL 5 ++#define R_AVR32_8_PCREL 6 ++#define R_AVR32_DIFF32 7 ++#define R_AVR32_DIFF16 8 ++#define R_AVR32_DIFF8 9 ++#define R_AVR32_GOT32 10 ++#define R_AVR32_GOT16 11 ++#define R_AVR32_GOT8 12 ++#define R_AVR32_21S 13 ++#define R_AVR32_16U 14 ++#define R_AVR32_16S 15 ++#define R_AVR32_8S 16 ++#define R_AVR32_8S_EXT 17 ++#define R_AVR32_22H_PCREL 18 ++#define R_AVR32_18W_PCREL 19 ++#define R_AVR32_16B_PCREL 20 ++#define R_AVR32_16N_PCREL 21 ++#define R_AVR32_14UW_PCREL 22 ++#define R_AVR32_11H_PCREL 23 ++#define R_AVR32_10UW_PCREL 24 ++#define R_AVR32_9H_PCREL 25 ++#define R_AVR32_9UW_PCREL 26 ++#define R_AVR32_HI16 27 ++#define R_AVR32_LO16 28 ++#define R_AVR32_GOTPC 29 ++#define R_AVR32_GOTCALL 30 ++#define R_AVR32_LDA_GOT 31 ++#define R_AVR32_GOT21S 32 ++#define R_AVR32_GOT18SW 33 ++#define R_AVR32_GOT16S 34 ++#define R_AVR32_GOT7UW 35 ++#define R_AVR32_32_CPENT 36 ++#define R_AVR32_CPCALL 37 ++#define R_AVR32_16_CP 38 ++#define R_AVR32_9W_CP 39 ++#define R_AVR32_RELATIVE 40 ++#define R_AVR32_GLOB_DAT 41 ++#define R_AVR32_JMP_SLOT 42 ++#define R_AVR32_ALIGN 43 ++#define R_AVR32_NUM 44 ++ ++/* AVR32 dynamic tags */ ++#define DT_AVR32_GOTSZ 0x70000001 /* Total size of GOT in bytes */ + + #define R_H8_NONE 0 + #define R_H8_DIR32 1 +diff -Nur uClibc-0.9.28/ldso/include/dl-string.h uClibc-0.9.28-avr32-20060621/ldso/include/dl-string.h +--- uClibc-0.9.28/ldso/include/dl-string.h 2005-08-18 00:49:41.000000000 +0200 ++++ uClibc-0.9.28-avr32-20060621/ldso/include/dl-string.h 2006-06-21 11:35:57.000000000 +0200 +@@ -134,7 +134,7 @@ + } while (1); + } + +-static inline void * _dl_memcpy(void * dst, const void * src, size_t len) ++static __always_inline void * _dl_memcpy(void * dst, const void * src, size_t len) + { + register char *a = dst-1; + register const char *b = src-1; +@@ -271,7 +271,8 @@ + /* On some arches constant strings are referenced through the GOT. + * This requires that load_addr must already be defined... */ + #if defined(mc68000) || defined(__arm__) || defined(__mips__) \ +- || defined(__sh__) || defined(__powerpc__) ++ || defined(__sh__) || defined(__powerpc__) \ ++ || defined(__avr32__) + # define CONSTANT_STRING_GOT_FIXUP(X) \ + if ((X) < (const char *) load_addr) (X) += load_addr + # define NO_EARLY_SEND_STDERR +diff -Nur uClibc-0.9.28/ldso/include/dl-syscall.h uClibc-0.9.28-avr32-20060621/ldso/include/dl-syscall.h +--- uClibc-0.9.28/ldso/include/dl-syscall.h 2005-08-18 00:49:41.000000000 +0200 ++++ uClibc-0.9.28-avr32-20060621/ldso/include/dl-syscall.h 2006-06-21 11:35:57.000000000 +0200 +@@ -60,59 +60,59 @@ + dynamic linking at all, so we cannot return any error codes. + We just punt if there is an error. */ + #define __NR__dl_exit __NR_exit +-static inline _syscall1(void, _dl_exit, int, status); ++static __always_inline _syscall1(void, _dl_exit, int, status); + + #define __NR__dl_close __NR_close +-static inline _syscall1(int, _dl_close, int, fd); ++static __always_inline _syscall1(int, _dl_close, int, fd); + + #define __NR__dl_open __NR_open +-static inline _syscall3(int, _dl_open, const char *, fn, int, flags, __kernel_mode_t, mode); ++static __always_inline _syscall3(int, _dl_open, const char *, fn, int, flags, __kernel_mode_t, mode); + + #define __NR__dl_write __NR_write +-static inline _syscall3(unsigned long, _dl_write, int, fd, ++static __always_inline _syscall3(unsigned long, _dl_write, int, fd, + const void *, buf, unsigned long, count); + + #define __NR__dl_read __NR_read +-static inline _syscall3(unsigned long, _dl_read, int, fd, ++static __always_inline _syscall3(unsigned long, _dl_read, int, fd, + const void *, buf, unsigned long, count); + + #define __NR__dl_mprotect __NR_mprotect +-static inline _syscall3(int, _dl_mprotect, const void *, addr, unsigned long, len, int, prot); ++static __always_inline _syscall3(int, _dl_mprotect, const void *, addr, unsigned long, len, int, prot); + + #define __NR__dl_stat __NR_stat +-static inline _syscall2(int, _dl_stat, const char *, file_name, struct stat *, buf); ++static __always_inline _syscall2(int, _dl_stat, const char *, file_name, struct stat *, buf); + + #define __NR__dl_munmap __NR_munmap +-static inline _syscall2(int, _dl_munmap, void *, start, unsigned long, length); ++static __always_inline _syscall2(int, _dl_munmap, void *, start, unsigned long, length); + + #define __NR__dl_getuid __NR_getuid +-static inline _syscall0(uid_t, _dl_getuid); ++static __always_inline _syscall0(uid_t, _dl_getuid); + + #define __NR__dl_geteuid __NR_geteuid +-static inline _syscall0(uid_t, _dl_geteuid); ++static __always_inline _syscall0(uid_t, _dl_geteuid); + + #define __NR__dl_getgid __NR_getgid +-static inline _syscall0(gid_t, _dl_getgid); ++static __always_inline _syscall0(gid_t, _dl_getgid); + + #define __NR__dl_getegid __NR_getegid +-static inline _syscall0(gid_t, _dl_getegid); ++static __always_inline _syscall0(gid_t, _dl_getegid); + + #define __NR__dl_getpid __NR_getpid +-static inline _syscall0(gid_t, _dl_getpid); ++static __always_inline _syscall0(gid_t, _dl_getpid); + + #define __NR__dl_readlink __NR_readlink +-static inline _syscall3(int, _dl_readlink, const char *, path, char *, buf, size_t, bufsiz); ++static __always_inline _syscall3(int, _dl_readlink, const char *, path, char *, buf, size_t, bufsiz); + + #ifdef __NR_mmap + #ifdef MMAP_HAS_6_ARGS + #define __NR__dl_mmap __NR_mmap +-static inline _syscall6(void *, _dl_mmap, void *, start, size_t, length, ++static __always_inline _syscall6(void *, _dl_mmap, void *, start, size_t, length, + int, prot, int, flags, int, fd, off_t, offset); + #else + #define __NR__dl_mmap_real __NR_mmap +-static inline _syscall1(void *, _dl_mmap_real, unsigned long *, buffer); ++static __always_inline _syscall1(void *, _dl_mmap_real, unsigned long *, buffer); + +-static inline void * _dl_mmap(void * addr, unsigned long size, int prot, ++static __always_inline void * _dl_mmap(void * addr, unsigned long size, int prot, + int flags, int fd, unsigned long offset) + { + unsigned long buffer[6]; +@@ -128,11 +128,12 @@ + #endif + #elif defined __NR_mmap2 + #define __NR___syscall_mmap2 __NR_mmap2 +-static inline _syscall6(__ptr_t, __syscall_mmap2, __ptr_t, addr, ++static __always_inline _syscall6(__ptr_t, __syscall_mmap2, __ptr_t, addr, + size_t, len, int, prot, int, flags, int, fd, off_t, offset); + /*always 12, even on architectures where PAGE_SHIFT != 12 */ + #define MMAP2_PAGE_SHIFT 12 +-static inline void * _dl_mmap(void * addr, unsigned long size, int prot, ++#define MAP_FAILED ((void *) -1) ++static __always_inline void * _dl_mmap(void * addr, unsigned long size, int prot, + int flags, int fd, unsigned long offset) + { + if (offset & ((1 << MMAP2_PAGE_SHIFT) - 1)) +diff -Nur uClibc-0.9.28/ldso/ldso/avr32/dl-debug.h uClibc-0.9.28-avr32-20060621/ldso/ldso/avr32/dl-debug.h +--- uClibc-0.9.28/ldso/ldso/avr32/dl-debug.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/ldso/ldso/avr32/dl-debug.h 2006-06-21 11:35:57.000000000 +0200 +@@ -0,0 +1,45 @@ ++/* ++ * AVR32 ELF shared libary loader support ++ * ++ * Copyright (C) 2005 Atmel Norway ++ * All rights reserved. ++ * ++ * Redistribution and use in source and binary forms, with or without ++ * modification, are permitted provided that the following conditions ++ * are met: ++ * 1. Redistributions of source code must retain the above copyright ++ * notice, this list of conditions and the following disclaimer. ++ * 2. The name of the above contributors may not be ++ * used to endorse or promote products derived from this software ++ * without specific prior written permission. ++ * ++ * THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS ``AS IS'' AND ++ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE ++ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ++ * ARE DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE ++ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL ++ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS ++ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ++ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT ++ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY ++ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF ++ * SUCH DAMAGE. ++ */ ++ ++static const char *_dl_reltypes_tab[] = { ++ "R_AVR32_NONE", ++ "R_AVR32_32", "R_AVR32_16", "R_AVR32_8", ++ "R_AVR32_32_PCREL", "R_AVR32_16_PCREL", "R_AVR32_8_PCREL", ++ "R_AVR32_DIFF32", "R_AVR32_DIFF16", "R_AVR32_DIFF8", ++ "R_AVR32_GOT32", "R_AVR32_GOT16", "R_AVR32_GOT8", ++ "R_AVR32_21S", "R_AVR32_16U", "R_AVR32_16S", "R_AVR32_8S", "R_AVR32_8S_EXT", ++ "R_AVR32_22H_PCREL", "R_AVR32_18W_PCREL", "R_AVR32_16B_PCREL", ++ "R_AVR32_16N_PCREL", "R_AVR32_14UW_PCREL", "R_AVR32_11H_PCREL", ++ "R_AVR32_10UW_PCREL", "R_AVR32_9H_PCREL", "R_AVR32_9UW_PCREL", ++ "R_AVR32_HI16", "R_AVR32_LO16", ++ "R_AVR32_GOTPC", "R_AVR32_GOTCALL", "R_AVR32_LDA_GOT", ++ "R_AVR32_GOT21S", "R_AVR32_GOT18SW", "R_AVR32_GOT16S", "R_AVR32_GOT7UW", ++ "R_AVR32_32_CPENT", "R_AVR32_CPCALL", "R_AVR32_16_CP", "R_AVR32_9W_CP", ++ "R_AVR32_RELATIVE", "R_AVR32_GLOB_DAT", "R_AVR32_JMP_SLOT", ++ "R_AVR32_ALIGN", ++}; +diff -Nur uClibc-0.9.28/ldso/ldso/avr32/dl-startup.h uClibc-0.9.28-avr32-20060621/ldso/ldso/avr32/dl-startup.h +--- uClibc-0.9.28/ldso/ldso/avr32/dl-startup.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/ldso/ldso/avr32/dl-startup.h 2006-06-21 11:35:57.000000000 +0200 +@@ -0,0 +1,110 @@ ++/* vi: set sw=4 ts=4: */ ++/* ++ * Architecture specific code used by dl-startup.c ++ * Copyright (C) 2005 Atmel Norway ++ */ ++ ++/* This is the library loader's main entry point. Let _dl_boot2 do its ++ * initializations and jump to the application's entry point ++ * afterwards. */ ++asm( " .text\n" ++ " .global _start\n" ++ " .type _start,@function\n" ++ "_start:\n" ++ /* All arguments are on the stack initially */ ++ " mov r12, sp\n" ++ " rcall _dl_start\n" ++ /* Returns user entry point in r12. Save it. */ ++ " mov r0, r12\n" ++ /* We're PIC, so get the Global Offset Table */ ++ " lddpc r6, .L_GOT\n" ++ ".L_RGOT:\n" ++ " rsub r6, pc\n" ++ /* Adjust argc and argv according to _dl_skip_args */ ++ " ld.w r1, r6[_dl_skip_args@got]\n" ++ " ld.w r1, r1[0]\n" ++ " ld.w r2, sp++\n" ++ " sub r2, r1\n" ++ " add sp, sp, r1 << 2\n" ++ " st.w --sp, r2\n" ++ /* Load the finalizer function */ ++ " ld.w r12, r6[_dl_fini@got]\n" ++ /* Jump to the user's entry point */ ++ " mov pc, r0\n\n" ++ ++ " .align 2\n" ++ ".L_GOT:" ++ " .long .L_RGOT - _GLOBAL_OFFSET_TABLE_\n" ++ " .size _start, . - _start\n" ++ " .previous\n"); ++ ++/* Get a pointer to the argv array. On many platforms this can be just ++ * the address if the first argument, on other platforms we need to ++ * do something a little more subtle here. */ ++#define GET_ARGV(ARGVP, ARGS) ARGVP = ((unsigned long *)ARGS + 1) ++ ++ ++/* We can't call functions before the GOT has been initialized */ ++#define NO_FUNCS_BEFORE_BOOTSTRAP ++ ++/* ++ * Relocate the GOT during dynamic loader bootstrap. This will add ++ * the load address to all entries in the GOT, which is necessary ++ * because the linker doesn't generate R_AVR32_RELATIVE relocs for the ++ * GOT. ++ */ ++static __always_inline ++void PERFORM_BOOTSTRAP_GOT(struct elf_resolve *tpnt) ++{ ++ Elf32_Addr i, nr_got; ++ register Elf32_Addr *__r6 __asm__("r6"); ++ Elf32_Addr *got = __r6; ++ ++ nr_got = tpnt->dynamic_info[DT_AVR32_GOTSZ_IDX] / sizeof(*got); ++ for (i = 2; i < nr_got; i++) ++ got[i] += tpnt->loadaddr; ++} ++ ++#define PERFORM_BOOTSTRAP_GOT(tpnt) PERFORM_BOOTSTRAP_GOT(tpnt) ++ ++/* Handle relocation of the symbols in the dynamic loader. */ ++static __always_inline ++void PERFORM_BOOTSTRAP_RELOC(ELF_RELOC *rpnt, unsigned long *reloc_addr, ++ unsigned long symbol_addr, ++ unsigned long load_addr, Elf32_Sym *symtab) ++{ ++ switch(ELF32_R_TYPE(rpnt->r_info)) { ++ case R_AVR32_NONE: ++ break; ++ case R_AVR32_GLOB_DAT: ++ case R_AVR32_JMP_SLOT: ++ *reloc_addr = symbol_addr; ++ break; ++ case R_AVR32_RELATIVE: ++ SEND_STDERR_DEBUG("Applying RELATIVE relocation: "); ++ SEND_ADDRESS_STDERR_DEBUG(load_addr, 0); ++ SEND_STDERR_DEBUG(" + "); ++ SEND_ADDRESS_STDERR_DEBUG(rpnt->r_addend, 1); ++ *reloc_addr = load_addr + rpnt->r_addend; ++ break; ++ default: ++ SEND_STDERR("BOOTSTRAP_RELOC: unhandled reloc_type "); ++ SEND_NUMBER_STDERR(ELF32_R_TYPE(rpnt->r_info), 1); ++ SEND_STDERR("REL, SYMBOL, LOAD: "); ++ SEND_ADDRESS_STDERR(reloc_addr, 0); ++ SEND_STDERR(", "); ++ SEND_ADDRESS_STDERR(symbol_addr, 0); ++ SEND_STDERR(", "); ++ SEND_ADDRESS_STDERR(load_addr, 1); ++ _dl_exit(1); ++ } ++} ++ ++/* Transfer control to the user's application, once the dynamic loader ++ * is done. This routine has to exit the current function, then call ++ * the _dl_elf_main function. ++ * ++ * Since our _dl_boot will simply call whatever is returned by ++ * _dl_boot2, we can just return the address we're supposed to ++ * call. */ ++#define START() return _dl_elf_main; +diff -Nur uClibc-0.9.28/ldso/ldso/avr32/dl-syscalls.h uClibc-0.9.28-avr32-20060621/ldso/ldso/avr32/dl-syscalls.h +--- uClibc-0.9.28/ldso/ldso/avr32/dl-syscalls.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/ldso/ldso/avr32/dl-syscalls.h 2006-06-21 11:35:57.000000000 +0200 +@@ -0,0 +1,5 @@ ++/* We can't use the real errno in ldso, since it has not yet ++ * been dynamicly linked in yet. */ ++extern int _dl_errno; ++#define __set_errno(X) {(_dl_errno) = (X);} ++#include "sys/syscall.h" +diff -Nur uClibc-0.9.28/ldso/ldso/avr32/dl-sysdep.h uClibc-0.9.28-avr32-20060621/ldso/ldso/avr32/dl-sysdep.h +--- uClibc-0.9.28/ldso/ldso/avr32/dl-sysdep.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/ldso/ldso/avr32/dl-sysdep.h 2006-06-21 11:35:57.000000000 +0200 +@@ -0,0 +1,103 @@ ++/* vi: set sw=4 ts=4: */ ++/* ++ * Various assembly language/system dependent hacks that are required ++ * so that we can minimize the amount of platform specific code. ++ * Copyright (C) 2004-2005 Atmel Norway ++ */ ++ ++/* Define this if the system uses RELOCA. */ ++#define ELF_USES_RELOCA ++ ++#include <elf.h> ++ ++#define ARCH_NUM 1 ++#define DT_AVR32_GOTSZ_IDX (DT_NUM + OS_NUM) ++ ++#define ARCH_DYNAMIC_INFO(dpnt, dynamic, debug_addr) \ ++ do { \ ++ if (dpnt->d_tag == DT_AVR32_GOTSZ) \ ++ dynamic[DT_AVR32_GOTSZ_IDX] = dpnt->d_un.d_val; \ ++ } while (0) ++ ++/* Initialization sequence for the application/library GOT. */ ++#define INIT_GOT(GOT_BASE,MODULE) \ ++ do { \ ++ unsigned long i, nr_got; \ ++ \ ++ GOT_BASE[0] = (unsigned long) _dl_linux_resolve; \ ++ GOT_BASE[1] = (unsigned long) MODULE; \ ++ \ ++ /* Add load address displacement to all GOT entries */ \ ++ nr_got = MODULE->dynamic_info[DT_AVR32_GOTSZ_IDX] / 4; \ ++ for (i = 2; i < nr_got; i++) \ ++ GOT_BASE[i] += (unsigned long)MODULE->loadaddr; \ ++ } while (0) ++ ++#define do_rem(result, n, base) ((result) = (n) % (base)) ++ ++/* Here we define the magic numbers that this dynamic loader should accept */ ++#define MAGIC1 EM_AVR32 ++#undef MAGIC2 ++ ++/* Used for error messages */ ++#define ELF_TARGET "AVR32" ++ ++unsigned long _dl_linux_resolver(unsigned long got_offset, unsigned long *got); ++ ++/* 4096 bytes alignment */ ++#define PAGE_ALIGN 0xfffff000 ++#define ADDR_ALIGN 0xfff ++#define OFFS_ALIGN 0x7ffff000 ++ ++#define elf_machine_type_class(type) \ ++ ((type == R_AVR32_JMP_SLOT) * ELF_RTYPE_CLASS_PLT) ++ ++/* AVR32 doesn't need any COPY relocs */ ++#define DL_NO_COPY_RELOCS ++ ++/* Return the link-time address of _DYNAMIC. Conveniently, this is the ++ first element of the GOT. This must be inlined in a function which ++ uses global data. */ ++static inline Elf32_Addr ++elf_machine_dynamic (void) ++{ ++ register Elf32_Addr *got asm ("r6"); ++ return *got; ++} ++ ++/* Return the run-time load address of the shared object. */ ++static inline Elf32_Addr ++elf_machine_load_address (void) ++{ ++ extern void __dl_start asm("_dl_start"); ++ Elf32_Addr got_addr = (Elf32_Addr) &__dl_start; ++ Elf32_Addr pcrel_addr; ++ ++ asm (" lddpc %0, 2f\n" ++ "1: add %0, pc\n" ++ " rjmp 3f\n" ++ " .align 2\n" ++ "2: .long _dl_start - 1b\n" ++ "3:\n" ++ : "=r"(pcrel_addr) : : "cc"); ++ ++ return pcrel_addr - got_addr; ++} ++ ++/* ++ * Perform any RELATIVE relocations specified by DT_RELCOUNT. ++ * Currently, we don't use that tag, but we might in the future as ++ * this would reduce the startup time somewhat (although probably not by much). ++ */ ++static inline void ++elf_machine_relative (Elf32_Addr load_off, const Elf32_Addr rel_addr, ++ Elf32_Word relative_count) ++{ ++ Elf32_Rela *rpnt = (void *)rel_addr; ++ ++ do { ++ Elf32_Addr *reloc_addr; ++ reloc_addr = (void *)(load_off + (rpnt++)->r_offset); ++ *reloc_addr = load_off + rpnt->r_addend; ++ } while (--relative_count); ++} +diff -Nur uClibc-0.9.28/ldso/ldso/avr32/elfinterp.c uClibc-0.9.28-avr32-20060621/ldso/ldso/avr32/elfinterp.c +--- uClibc-0.9.28/ldso/ldso/avr32/elfinterp.c 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/ldso/ldso/avr32/elfinterp.c 2006-06-21 11:35:57.000000000 +0200 +@@ -0,0 +1,191 @@ ++/* ++ * AVR32 ELF shared library loader suppport ++ * ++ * Copyright (C) 2004-2006 Atmel Corporation ++ * ++ * All rights reserved. ++ * ++ * Redistribution and use in source and binary forms, with or without ++ * modification, are permitted provided that the following conditions ++ * are met: ++ * 1. Redistributions of source code must retain the above copyright ++ * notice, this list of conditions and the following disclaimer. ++ * 2. The name of the above contributors may not be ++ * used to endorse or promote products derived from this software ++ * without specific prior written permission. ++ * ++ * THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS ``AS IS'' AND ++ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE ++ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ++ * ARE DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE ++ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL ++ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS ++ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ++ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT ++ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY ++ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF ++ * SUCH DAMAGE. ++ */ ++ ++unsigned long _dl_linux_resolver(unsigned long got_offset, unsigned long *got) ++{ ++ struct elf_resolve *tpnt = (struct elf_resolve *)got[1]; ++ Elf32_Sym *sym; ++ unsigned long local_gotno; ++ unsigned long gotsym; ++ unsigned long new_addr; ++ char *strtab, *symname; ++ unsigned long *entry; ++ unsigned long sym_index = got_offset / 4; ++ ++#if 0 ++ local_gotno = tpnt->dynamic_info[DT_AVR32_LOCAL_GOTNO]; ++ gotsym = tpnt->dynamic_info[DT_AVR32_GOTSYM]; ++ ++ sym = ((Elf32_Sym *)(tpnt->dynamic_info[DT_SYMTAB] + tpnt->loadaddr)) ++ + sym_index; ++ strtab = (char *)(tpnt->dynamic_info[DT_STRTAB] + tpnt->loadaddr); ++ symname = strtab + sym->st_name; ++ ++#if 0 ++ new_addr = (unsigned long) _dl_find_hash(strtab + sym->st_name, ++ tpnt->symbol_scope, tpnt, ++ resolver); ++#endif ++ ++ entry = (unsigned long *)(got + local_gotno + sym_index - gotsym); ++ *entry = new_addr; ++#endif ++ ++ return new_addr; ++} ++ ++static int ++_dl_parse(struct elf_resolve *tpnt, struct dyn_elf *scope, ++ unsigned long rel_addr, unsigned long rel_size, ++ int (*reloc_func)(struct elf_resolve *tpnt, struct dyn_elf *scope, ++ Elf32_Rela *rpnt, Elf32_Sym *symtab, char *strtab)) ++{ ++ Elf32_Sym *symtab; ++ Elf32_Rela *rpnt; ++ char *strtab; ++ int i; ++ ++ rpnt = (Elf32_Rela *)rel_addr; ++ rel_size /= sizeof(Elf32_Rela); ++ symtab = (Elf32_Sym *)tpnt->dynamic_info[DT_SYMTAB]; ++ strtab = (char *)tpnt->dynamic_info[DT_STRTAB]; ++ ++ for (i = 0; i < rel_size; i++, rpnt++) { ++ int symtab_index, res; ++ ++ symtab_index = ELF32_R_SYM(rpnt->r_info); ++ ++ debug_sym(symtab, strtab, symtab_index); ++ debug_reloc(symtab, strtab, rpnt); ++ ++ res = reloc_func(tpnt, scope, rpnt, symtab, strtab); ++ ++ if (res == 0) ++ continue; ++ ++ _dl_dprintf(2, "\n%s: ", _dl_progname); ++ ++ if (symtab_index) ++ _dl_dprintf(2, "symbol '%s': ", ++ strtab + symtab[symtab_index].st_name); ++ ++ if (res < 0) { ++ int reloc_type = ELF32_R_TYPE(rpnt->r_info); ++#if defined(__SUPPORT_LD_DEBUG__) ++ _dl_dprintf(2, "can't handle reloc type %s\n", ++ _dl_reltypes(reloc_type)); ++#else ++ _dl_dprintf(2, "can't handle reloc type %x\n", ++ reloc_type); ++#endif ++ _dl_exit(-res); ++ } else { ++ _dl_dprintf(2, "can't resolve symbol\n"); ++ return res; ++ } ++ } ++ ++ return 0; ++} ++ ++static int _dl_do_reloc(struct elf_resolve *tpnt, struct dyn_elf *scope, ++ Elf32_Rela *rpnt, Elf32_Sym *symtab, char *strtab) ++{ ++ int reloc_type; ++ int symtab_index; ++ char *symname; ++ unsigned long *reloc_addr; ++ unsigned long symbol_addr; ++#if defined(__SUPPORT_LD_DEBUG__) ++ unsigned long old_val; ++#endif ++ ++ reloc_addr = (unsigned long *)(tpnt->loadaddr + rpnt->r_offset); ++ reloc_type = ELF32_R_TYPE(rpnt->r_info); ++ symtab_index = ELF32_R_SYM(rpnt->r_info); ++ symbol_addr = 0; ++ symname = strtab + symtab[symtab_index].st_name; ++ ++ if (symtab_index) { ++ symbol_addr = (unsigned long) ++ _dl_find_hash(strtab + symtab[symtab_index].st_name, ++ tpnt->symbol_scope, tpnt, ++ elf_machine_type_class(reloc_type)); ++ ++ /* Allow undefined references to weak symbols */ ++ if (!symbol_addr && ++ ELF32_ST_BIND(symtab[symtab_index].st_info) != STB_WEAK) { ++ _dl_dprintf(2, "%s: can't resolve symbol '%s'\n", ++ _dl_progname, symname); ++ return 0; ++ } ++ } ++ ++#if defined(__SUPPORT_LD_DEBUG__) ++ old_val = *reloc_addr; ++#endif ++ switch (reloc_type) { ++ case R_AVR32_NONE: ++ break; ++ case R_AVR32_GLOB_DAT: ++ case R_AVR32_JMP_SLOT: ++ *reloc_addr = symbol_addr + rpnt->r_addend; ++ break; ++ case R_AVR32_RELATIVE: ++ *reloc_addr = (unsigned long)tpnt->loadaddr ++ + rpnt->r_addend; ++ break; ++ default: ++ return -1; ++ } ++ ++#if defined(__SUPPORT_LD_DEBUG__) ++ if (_dl_debug_reloc && _dl_debug_detail) ++ _dl_dprintf(_dl_debug_file, "\tpatched: %x ==> %x @ %x\n", ++ old_val, *reloc_addr); ++#endif ++ ++ return 0; ++} ++ ++void _dl_parse_lazy_relocation_information(struct dyn_elf *rpnt, ++ unsigned long rel_addr, ++ unsigned long rel_size) ++{ ++ /* TODO: Might want to support this in order to get faster ++ * startup times... */ ++} ++ ++int _dl_parse_relocation_information(struct dyn_elf *rpnt, ++ unsigned long rel_addr, ++ unsigned long rel_size) ++{ ++ return _dl_parse(rpnt->dyn, rpnt->dyn->symbol_scope, rel_addr, rel_size, ++ _dl_do_reloc); ++} +diff -Nur uClibc-0.9.28/ldso/ldso/avr32/resolve.S uClibc-0.9.28-avr32-20060621/ldso/ldso/avr32/resolve.S +--- uClibc-0.9.28/ldso/ldso/avr32/resolve.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/ldso/ldso/avr32/resolve.S 2006-06-21 11:35:57.000000000 +0200 +@@ -0,0 +1,28 @@ ++/* ++ * Linux dynamic resolving code for AVR32. Fixes up the GOT entry as ++ * indicated in register r12 and jumps to the resolved address. ++ * ++ * This file is subject to the terms and conditions of the GNU Lesser General ++ * Public License. See the file "COPYING.LIB" in the main directory of this ++ * archive for more details. ++ * ++ * Copyright (C) 2004 Atmel Norway ++ */ ++ ++#define ip r5 ++ ++ .text ++ .global _dl_linux_resolve ++ .type _dl_linux_resolve,@function ++_dl_linux_resolve: ++ /* The PLT code pushed r8 for us. It contains the address of this ++ function's GOT entry, that is entry 0. ip contains the address ++ of the GOT entry of the function we wanted to call. */ ++ stm --sp, r9-r12, lr ++ mov r11, r8 ++ sub r12, ip, r8 ++ rcall _dl_linux_resolver ++ mov ip, r12 ++ popm r8-r12,lr ++ mov pc, ip ++ .size _dl_linux_resolve, . - _dl_linux_resolve +diff -Nur uClibc-0.9.28/ldso/ldso/dl-startup.c uClibc-0.9.28-avr32-20060621/ldso/ldso/dl-startup.c +--- uClibc-0.9.28/ldso/ldso/dl-startup.c 2005-08-18 00:49:41.000000000 +0200 ++++ uClibc-0.9.28-avr32-20060621/ldso/ldso/dl-startup.c 2006-06-21 11:35:57.000000000 +0200 +@@ -217,7 +217,9 @@ + /* some arches (like MIPS) we have to tweak the GOT before relocations */ + PERFORM_BOOTSTRAP_GOT(tpnt); + +-#else ++#endif ++ ++#if !defined(PERFORM_BOOTSTRAP_GOT) || defined(__avr32__) + + /* OK, now do the relocations. We do not do a lazy binding here, so + that once we are done, we have considerably more flexibility. */ +@@ -259,7 +261,7 @@ + rel_addr += relative_count * sizeof(ELF_RELOC);; + } + +- rpnt = (ELF_RELOC *) (rel_addr + load_addr); ++ rpnt = (ELF_RELOC *) (rel_addr /* + load_addr */); + for (i = 0; i < rel_size; i += sizeof(ELF_RELOC), rpnt++) { + reloc_addr = (unsigned long *) (load_addr + (unsigned long) rpnt->r_offset); + symtab_index = ELF_R_SYM(rpnt->r_info); +diff -Nur uClibc-0.9.28/libc/string/avr32/bcopy.S uClibc-0.9.28-avr32-20060621/libc/string/avr32/bcopy.S +--- uClibc-0.9.28/libc/string/avr32/bcopy.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/string/avr32/bcopy.S 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,15 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway ++ */ ++ ++ .text ++ .global bcopy ++ .type bcopy, @function ++ .align 1 ++bcopy: ++ /* Swap the first two arguments */ ++ eor r11, r12 ++ eor r12, r11 ++ eor r11, r12 ++ rjmp memmove ++ .size bcopy, . - bcopy +diff -Nur uClibc-0.9.28/libc/string/avr32/bzero.S uClibc-0.9.28-avr32-20060621/libc/string/avr32/bzero.S +--- uClibc-0.9.28/libc/string/avr32/bzero.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/string/avr32/bzero.S 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,12 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway ++ */ ++ ++ .text ++ .global bzero ++ .type bzero, @function ++ .align 1 ++bzero: ++ mov r10, r11 ++ mov r11, 0 ++ rjmp memset +diff -Nur uClibc-0.9.28/libc/string/avr32/Makefile uClibc-0.9.28-avr32-20060621/libc/string/avr32/Makefile +--- uClibc-0.9.28/libc/string/avr32/Makefile 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/string/avr32/Makefile 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,45 @@ ++# Makefile for uClibc ++# ++# Copyright (C) 2000-2003 Erik Andersen <andersen@uclibc.org> ++# ++# This program is free software; you can redistribute it and/or modify it under ++# the terms of the GNU Library 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 Library General Public License for more ++# details. ++# ++# You should have received a copy of the GNU Library 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 ++ ++TOPDIR=../../../ ++include $(TOPDIR)Rules.mak ++ ++SSRC := bcopy.S bzero.S memcmp.S memcpy.S memmove.S ++SSRC += memset.S strcmp.S strlen.S ++# memchr.S, strcat.S, strcpy.S, strncpy.S is broken ++SOBJS := $(addprefix __avr32_,$(addsuffix .o,$(basename $(SSRC)))) ++ ++all: $(SOBJS) $(LIBC) ++ ++$(LIBC): ar-target ++ ++ar-target: $(SOBJS) ++ $(AR) $(ARFLAGS) $(LIBC) $(SOBJS) ++ ++$(SOBJS): __avr32_%.o: %.S ++ $(CC) $(ASFLAGS) -D$*=__avr32_$* -c $< -o $@ ++ $(STRIPTOOL) -x -R .note -R .comment $@ ++ ++clean: ++ $(RM) *.[oa] *~ core ++ ++stringtest.o: stringtest.c ++ $(CC) $(CFLAGS) -c $< -o $@ ++ ++stringtest: stringtest.o $(SOBJS) ++ $(CC) -static -o $@ $^ +diff -Nur uClibc-0.9.28/libc/string/avr32/memchr.S uClibc-0.9.28-avr32-20060621/libc/string/avr32/memchr.S +--- uClibc-0.9.28/libc/string/avr32/memchr.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/string/avr32/memchr.S 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,62 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway ++ */ ++ ++#define str r12 ++#define chr r11 ++#define len r10 ++ ++ .text ++ .global memchr ++ .type memchr, @function ++memchr: ++ insert.b chr:l, chr ++ insert.h chr:t, chr ++ ++ mov r9, str ++ andl r9, 3, COH ++ brne .Lunaligned_str ++ ++1: sub len, 4 ++ brlt 2f ++ ld.w r8, str++ ++ psub.b r9, r8, r11 ++ tnbz r9 ++ brne 1b ++ ++ sub str, 4 ++ extract.b r9, r8:t ++ cp.b r9, r11 ++ reteq str ++ sub str, -1 ++ extract.b r9, r8:u ++ cp.b r9, r11 ++ reteq str ++ sub str, -1 ++ extract.b r9, r8:l ++ cp.b r9, r11 ++ reteq str ++ sub str, -1 ++ retal str ++ ++2: sub len, -4 ++ reteq 0 ++ ++3: ld.ub r8, str++ ++ cp.w r8, 0 ++ reteq str ++ sub len, 1 ++ brne 3b ++ ++ retal 0 ++ ++.Lunaligned_str: ++1: sub len, 1 ++ retlt 0 ++ ld.ub r8, str++ ++ cp.b r8, r11 ++ reteq str ++ sub r9, 1 ++ brge 1b ++ ++ rjmp .Laligned_search +diff -Nur uClibc-0.9.28/libc/string/avr32/memcmp.S uClibc-0.9.28-avr32-20060621/libc/string/avr32/memcmp.S +--- uClibc-0.9.28/libc/string/avr32/memcmp.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/string/avr32/memcmp.S 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,26 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway. ++ */ ++ ++#define s1 r12 ++#define s2 r11 ++#define len r10 ++ ++ .text ++ .global memcmp ++ .type memcmp, @function ++ .align 1 ++memcmp: ++ cp.w len, 1 ++ retlt 0 ++1: ld.ub r8, s1++ ++ ld.ub r9, s2++ ++ sub r8, r9 ++ subfne len, 1 ++ brne 1b ++ ++ retal r8 ++ .size memcmp, . - memcmp ++ ++ .weak bcmp ++ bcmp = memcmp +diff -Nur uClibc-0.9.28/libc/string/avr32/memcpy.S uClibc-0.9.28-avr32-20060621/libc/string/avr32/memcpy.S +--- uClibc-0.9.28/libc/string/avr32/memcpy.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/string/avr32/memcpy.S 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,106 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway ++ */ ++ ++/* Don't use r12 as dst since we must return it unmodified */ ++#define dst r9 ++#define src r11 ++#define len r10 ++ ++ .text ++ .global memcpy ++ .type memcpy, @function ++memcpy: ++ pref src[0] ++ mov dst, r12 ++ ++ /* If we have less than 32 bytes, don't do anything fancy */ ++ cp.w len, 32 ++ brge .Lmore_than_31 ++ ++ sub len, 1 ++ retlt r12 ++1: ld.ub r8, src++ ++ st.b dst++, r8 ++ sub len, 1 ++ brge 1b ++ retal r12 ++ ++.Lmore_than_31: ++ pushm r0-r7, lr ++ ++ /* Check alignment */ ++ mov r8, src ++ andl r8, 31, COH ++ brne .Lunaligned_src ++ mov r8, dst ++ andl r8, 3, COH ++ brne .Lunaligned_dst ++ ++.Laligned_copy: ++ sub len, 32 ++ brlt .Lless_than_32 ++ ++1: /* Copy 32 bytes at a time */ ++ pref src[32] ++ ldm src, r0-r7 ++ sub src, -32 ++ stm dst, r0-r7 ++ sub dst, -32 ++ sub len, 32 ++ brge 1b ++ ++.Lless_than_32: ++ /* Copy 16 more bytes if possible */ ++ sub len, -16 ++ brlt .Lless_than_16 ++ ldm src, r0-r3 ++ sub src, -16 ++ sub len, 16 ++ stm dst, r0-r3 ++ sub dst, -16 ++ ++.Lless_than_16: ++ /* Do the remaining as byte copies */ ++ neg len ++ add pc, pc, len << 2 ++ .rept 15 ++ ld.ub r0, src++ ++ st.b dst++, r0 ++ .endr ++ ++ popm r0-r7, pc ++ ++.Lunaligned_src: ++ /* Make src cacheline-aligned. r8 = (src & 31) */ ++ rsub r8, r8, 32 ++ sub len, r8 ++1: ld.ub r0, src++ ++ st.b dst++, r0 ++ sub r8, 1 ++ brne 1b ++ ++ /* If dst is word-aligned, we're ready to go */ ++ pref src[0] ++ mov r8, 3 ++ tst dst, r8 ++ breq .Laligned_copy ++ ++.Lunaligned_dst: ++ /* src is aligned, but dst is not. Expect bad performance */ ++ sub len, 4 ++ brlt 2f ++1: ld.w r0, src++ ++ st.w dst++, r0 ++ sub len, 4 ++ brge 1b ++ ++2: neg len ++ add pc, pc, len << 2 ++ .rept 3 ++ ld.ub r0, src++ ++ st.b dst++, r0 ++ .endr ++ ++ popm r0-r7, pc ++ .size memcpy, . - memcpy +diff -Nur uClibc-0.9.28/libc/string/avr32/memmove.S uClibc-0.9.28-avr32-20060621/libc/string/avr32/memmove.S +--- uClibc-0.9.28/libc/string/avr32/memmove.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/string/avr32/memmove.S 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,124 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway ++ */ ++ ++#define dst r12 ++#define src r11 ++#define len r10 ++ ++ .text ++ .global memmove ++ .type memmove, @function ++memmove: ++ cp.w src, dst ++#ifdef memmove ++ brge optimized_memcpy ++#else ++ brge memcpy ++#endif ++ ++ add dst, len ++ add src, len ++ pref src[-1] ++ ++ /* ++ * The rest is basically the same as in memcpy.S except that ++ * the direction is reversed. ++ */ ++ cp.w len, 32 ++ brge .Lmore_than_31 ++ ++ sub len, 1 ++ retlt r12 ++1: ld.ub r8, --src ++ st.b --dst, r8 ++ sub len, 1 ++ brge 1b ++ retal r12 ++ ++.Lmore_than_31: ++ pushm r0-r7, lr ++ ++ /* Check alignment */ ++ mov r8, src ++ andl r8, 31, COH ++ brne .Lunaligned_src ++ mov r8, r12 ++ andl r8, 3, COH ++ brne .Lunaligned_dst ++ ++.Laligned_copy: ++ sub len, 32 ++ brlt .Lless_than_32 ++ ++1: /* Copy 32 bytes at a time */ ++ pref src[-36] ++ sub src, 32 ++ ldm src, r0-r7 ++ sub dst, 32 ++ sub len, 32 ++ stm dst, r0-r7 ++ brge 1b ++ ++.Lless_than_32: ++ /* Copy 16 more bytes if possible */ ++ sub len, -16 ++ brlt .Lless_than_16 ++ sub src, 16 ++ ldm src, r0-r3 ++ sub dst, 16 ++ sub len, 16 ++ stm dst, r0-r3 ++ ++.Lless_than_16: ++ /* Do the remaining as byte copies */ ++#if 1 ++ sub len, -16 ++ breq 2f ++1: ld.ub r0, --src ++ st.b --dst, r0 ++ sub len, 1 ++ brne 1b ++#else ++ neg len ++ add pc, pc, len << 2 ++ .rept 15 ++ ld.ub r0, --src ++ st.b --dst, r0 ++ .endr ++#endif ++ ++2: popm r0-r7, pc ++ ++.Lunaligned_src: ++ /* Make src cacheline-aligned. r8 = (src & 31) */ ++ rsub r8, r8, 32 ++ sub len, r8 ++1: ld.ub r0, --src ++ st.b --dst, r0 ++ sub r8, 1 ++ brne 1b ++ ++ /* If dst is word-aligned, we're ready to go */ ++ pref src[-4] ++ mov r8, 3 ++ tst dst, r8 ++ breq .Laligned_copy ++ ++.Lunaligned_dst: ++ /* src is aligned, but dst is not. Expect bad performance */ ++ sub len, 4 ++ brlt 2f ++1: ld.w r0, --src ++ st.w --dst, r0 ++ sub len, 4 ++ brge 1b ++ ++2: neg len ++ add pc, pc, len << 2 ++ .rept 3 ++ ld.ub r0, --src ++ st.b --dst, r0 ++ .endr ++ ++ popm r0-r7, pc +diff -Nur uClibc-0.9.28/libc/string/avr32/memset.S uClibc-0.9.28-avr32-20060621/libc/string/avr32/memset.S +--- uClibc-0.9.28/libc/string/avr32/memset.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/string/avr32/memset.S 2006-06-21 11:35:57.000000000 +0200 +@@ -0,0 +1,54 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway. ++ */ ++ ++#define s r12 ++#define c r11 ++#define n r10 ++ ++ .text ++ .global memset ++ .type memset, @function ++ .align 1 ++memset: ++ cp.w n, 32 ++ mov r9, s ++ brge .Llarge_memset ++ ++ sub n, 1 ++ retlt s ++1: st.b s++, c ++ sub n, 1 ++ brge 1b ++ ++ retal r9 ++ ++.Llarge_memset: ++ mov r8, r11 ++ mov r11, 3 ++ insert.b r8:l, r8 ++ tst s, r11 ++ insert.h r8:t, r8 ++ breq 2f ++ ++1: st.b s++, r8 ++ sub n, 1 ++ tst s, r11 ++ brne 1b ++ ++2: mov r11, r9 ++ mov r9, r8 ++ sub n, 8 ++ ++3: st.d s++, r8 ++ sub n, 8 ++ brge 3b ++ ++ /* If we are done, n == -8 and we'll skip all st.b insns below */ ++ neg n ++ lsl n, 1 ++ add pc, n ++ .rept 7 ++ st.b s++, r8 ++ .endr ++ retal r11 +diff -Nur uClibc-0.9.28/libc/string/avr32/strcat.S uClibc-0.9.28-avr32-20060621/libc/string/avr32/strcat.S +--- uClibc-0.9.28/libc/string/avr32/strcat.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/string/avr32/strcat.S 2006-06-21 11:35:57.000000000 +0200 +@@ -0,0 +1,96 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway ++ */ ++ ++#define s1 r9 ++#define s2 r11 ++ ++ .text ++ .global strcat ++ .type strcat, @function ++ .align 1 ++strcat: ++ mov s1, r12 ++ ++ /* Make sure s1 is word-aligned */ ++ mov r10, s1 ++ andl r10, 3, COH ++ breq 2f ++ ++ add pc, pc, r10 << 3 ++ sub r0, r0, 0 /* 4-byte nop */ ++ ld.ub r8, s1++ ++ sub r8, r8, 0 ++ breq 2f ++ ld.ub r8, s1++ ++ sub r8, r8, 0 ++ breq 3f ++ ld.ub r8, s1++ ++ sub r8, r8, 0 ++ breq 4f ++ ++ /* Find the end of the first string */ ++5: ld.w r8, s1++ ++ tnbz r8 ++ brne 5b ++ ++ sub s1, 4 ++ ++ extract.b r10, r8:t ++ cp.w r10, 0 ++ breq 1f ++ sub s1, -1 ++ extract.b r10, r8:u ++ cp.w r10, 0 ++ breq 2f ++ sub s1, -1 ++ extract.b r10, r8:l ++ cp.w r10, 0 ++ breq 3f ++ sub s1, -1 ++ rjmp 4f ++ ++ /* Now, append s2 */ ++1: ld.ub r8, s2++ ++ st.b s1++, r8 ++ cp.w r8, 0 ++ reteq r12 ++2: ld.ub r8, s2++ ++ st.b s1++, r8 ++ cp.w r8, 0 ++ reteq r12 ++3: ld.ub r8, s2++ ++ st.b s1++, r8 ++ cp.w r8, 0 ++ reteq r12 ++4: ld.ub r8, s2++ ++ st.b s1++, r8 ++ cp.w r8, 0 ++ reteq r12 ++ ++ /* Copy one word at a time */ ++ ld.w r8, s2++ ++ tnbz r8 ++ breq 2f ++1: st.w r8, s2++ ++ ld.w r8, s2++ ++ tnbz r8 ++ brne 1b ++ ++ /* Copy the remaining bytes */ ++ extract.b r10, r8:t ++ st.b s1++, r10 ++ cp.w r10, 0 ++ reteq r12 ++ extract.b r10, r8:u ++ st.b s1++, r10 ++ cp.w r10, 0 ++ reteq r12 ++ extract.b r10, r8:l ++ st.b s1++, r10 ++ cp.w r10, 0 ++ reteq r12 ++ extract.b r10, r8:b ++ st.b s1++, r10 ++ retal r12 ++ .size strcat, . - strcat +diff -Nur uClibc-0.9.28/libc/string/avr32/strcmp.S uClibc-0.9.28-avr32-20060621/libc/string/avr32/strcmp.S +--- uClibc-0.9.28/libc/string/avr32/strcmp.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/string/avr32/strcmp.S 2006-06-21 11:35:57.000000000 +0200 +@@ -0,0 +1,77 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway. ++ */ ++ ++#define s1 r12 ++#define s2 r11 ++#define len r10 ++ ++ .text ++ .global strcmp ++ .type strcmp, @function ++ .align 1 ++strcmp: ++ mov r8, 3 ++ tst s1, r8 ++ brne .Lunaligned_s1 ++ tst s2, r8 ++ brne .Lunaligned_s2 ++ ++1: ld.w r8, s1++ ++ ld.w r9, s2++ ++ cp.w r8, r9 ++ brne 2f ++ tnbz r8 ++ brne 1b ++ retal 0 ++ ++2: extract.b r12, r8:t ++ extract.b r11, r9:t ++ sub r12, r11 ++ retne r12 ++ cp.w r11, 0 ++ reteq 0 ++ extract.b r12, r8:u ++ extract.b r11, r9:u ++ sub r12, r11 ++ retne r12 ++ cp.w r11, 0 ++ reteq 0 ++ extract.b r12, r8:l ++ extract.b r11, r9:l ++ sub r12, r11 ++ retne r12 ++ cp.w r11, 0 ++ reteq 0 ++ extract.b r12, r8:b ++ extract.b r11, r9:b ++ sub r12, r11 ++ retal r12 ++ ++.Lunaligned_s1: ++3: tst s1, r8 ++ breq 4f ++ ld.ub r10, s1++ ++ ld.ub r9, s2++ ++ sub r10, r9 ++ retne r10 ++ cp.w r9, 0 ++ brne 3b ++ retal r10 ++ ++4: tst s2, r8 ++ breq 1b ++ ++.Lunaligned_s2: ++ /* ++ * s1 and s2 can't both be aligned, and unaligned word loads ++ * can trigger spurious exceptions if we cross a page boundary. ++ * Do it the slow way... ++ */ ++1: ld.ub r8, s1++ ++ ld.ub r9, s2++ ++ sub r8, r9 ++ retne r8 ++ cp.w r9, 0 ++ brne 1b ++ retal 0 +diff -Nur uClibc-0.9.28/libc/string/avr32/strcpy.S uClibc-0.9.28-avr32-20060621/libc/string/avr32/strcpy.S +--- uClibc-0.9.28/libc/string/avr32/strcpy.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/string/avr32/strcpy.S 2006-06-21 11:35:57.000000000 +0200 +@@ -0,0 +1,64 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway ++ * ++ * To reduce the size, this one might simply call strncpy with len = -1. ++ */ ++ ++#define dst r9 ++#define src r11 ++ ++ .text ++ .global strcpy ++ .type strcpy, @function ++strcpy: ++ mov dst, r12 ++ ++ pref src[0] ++ ++ /* ++ * Check alignment. If src is aligned but dst isn't, we can't ++ * do much about it... ++ */ ++ mov r8, src ++ andl r8, 3 COH ++ brne .Lunaligned_src ++ ++.Laligned_copy: ++1: ld.w r8, src++ ++ tnbz r8 ++ breq 2f ++ st.w dst++, r8 ++ rjmp 1b ++ ++2: /* ++ * Ok, r8 now contains the terminating '\0'. Copy the ++ * remaining bytes individually. ++ */ ++ extract.b r10, r8:t ++ st.b dst++, r10 ++ cp.w r10, 0 ++ reteq r12 ++ extract.b r10, r8:u ++ st.b dst++, r10 ++ cp.w r10, 0 ++ reteq r12 ++ extract.b r10, r8:l ++ st.b dst++, r10 ++ cp.w r10, 0 ++ reteq r12 ++ extract.b r10, r8:b ++ st.b dst++, r10 ++ retal r12 ++ ++.Lunaligned_src: ++ /* Copy bytes until we're aligned */ ++ rsub r8, r8, 4 ++ add pc, pc, r8 << 3 ++ nop ++ nop ++ ld.ub r10, src++ ++ st.b dst++, r10 ++ cp.w r10, 0 ++ reteq r12 ++ ++ rjmp .Laligned_copy +diff -Nur uClibc-0.9.28/libc/string/avr32/stringtest.c uClibc-0.9.28-avr32-20060621/libc/string/avr32/stringtest.c +--- uClibc-0.9.28/libc/string/avr32/stringtest.c 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/string/avr32/stringtest.c 2006-06-21 11:35:57.000000000 +0200 +@@ -0,0 +1,144 @@ ++ ++#include <stdio.h> ++#include <string.h> ++#include <time.h> ++#include <sys/mman.h> ++ ++#define BUF_SIZE (8 * 1024) ++ ++static char *buf1; ++static char *buf1_ref; ++static char *buf2; ++ ++extern void *optimized_memcpy(void *dest, void *src, size_t len); ++extern void *optimized_memmove(void *dest, void *src, size_t len); ++extern char *optimized_strcpy(char *dest, char *src); ++extern char *optimized_strncpy(char *dest, char *src, size_t len); ++ ++void dump_mismatch(char *buf, char *ref, size_t len) ++{ ++ int i, j; ++ ++ for (i = 0; i < len; i += 16) { ++ if (memcmp(buf + i, ref + i, 16) == 0) ++ continue; ++ ++ printf("%4x buf:", i); ++ for (j = i; j < (i + 16); j++) ++ printf(" %02x", buf[j]); ++ printf("\n ref:"); ++ for (j = i; j < (i + 16); j++) ++ printf(" %02x", ref[j]); ++ printf("\n"); ++ } ++} ++ ++static void test_memcpy(int src_offset, int dst_offset, int len) ++{ ++ clock_t start, old, new; ++ int i; ++ ++ memset(buf1, 0x55, BUF_SIZE); ++ memset(buf1_ref, 0x55, BUF_SIZE); ++ memset(buf2, 0xaa, BUF_SIZE); ++ ++ printf("Testing memcpy with offsets %d => %d and len %d...", ++ src_offset, dst_offset, len); ++ ++ start = clock(); ++ for (i = 0; i < 8192; i++) ++ optimized_memcpy(buf1 + dst_offset, buf2 + src_offset, len); ++ new = clock() - start; ++ start = clock(); ++ for ( i = 0; i < 8192; i++) ++ memcpy(buf1_ref + dst_offset, buf2 + src_offset, len); ++ old = clock() - start; ++ ++ if (memcmp(buf1, buf1_ref, BUF_SIZE) == 0) ++ printf("OK\n"); ++ else { ++ printf("FAILED\n"); ++ dump_mismatch(buf1, buf1_ref, BUF_SIZE); ++ } ++ printf("CPU time used: %d vs. %d\n", new, old); ++} ++ ++static void test_memmove(int src_offset, int dst_offset, int len) ++{ ++ clock_t start, old, new; ++ ++ memset(buf1, 0x55, BUF_SIZE); ++ memset(buf1_ref, 0x55, BUF_SIZE); ++ memset(buf2, 0xaa, BUF_SIZE); ++ ++ printf("Testing memmove with offsets %d => %d and len %d...", ++ src_offset, dst_offset, len); ++ ++ start = clock(); ++ optimized_memmove(buf1 + dst_offset, buf2 + src_offset, len); ++ new = clock() - start; ++ start = clock(); ++ memmove(buf1_ref + dst_offset, buf2 + src_offset, len); ++ old = clock() - start; ++ ++ if (memcmp(buf1, buf1_ref, BUF_SIZE) == 0) ++ printf("OK\n"); ++ else { ++ printf("FAILED\n"); ++ dump_mismatch(buf1, buf1_ref, BUF_SIZE); ++ } ++ printf("CPU time used: %d vs. %d\n", new, old); ++} ++ ++int main(int argc, char *argv[]) ++{ ++ buf2 = mmap(NULL, BUF_SIZE, PROT_READ | PROT_WRITE, ++ MAP_PRIVATE | MAP_ANONYMOUS, 0, 0); ++ if (buf2 == MAP_FAILED) { ++ perror("Failed to allocate memory for buf2"); ++ return 1; ++ } ++ buf1 = mmap(NULL, BUF_SIZE, PROT_READ | PROT_WRITE, ++ MAP_PRIVATE | MAP_ANONYMOUS, 0, 0); ++ if (buf1 == MAP_FAILED) { ++ perror("Failed to allocate memory for buf1"); ++ return 1; ++ } ++ buf1_ref = mmap(NULL, BUF_SIZE, PROT_READ | PROT_WRITE, ++ MAP_PRIVATE | MAP_ANONYMOUS, 0, 0); ++ if (buf1_ref == MAP_FAILED) { ++ perror("Failed to allocate memory for buf1_ref"); ++ return 1; ++ } ++ printf("\n === MEMCPY ===\n\n"); ++ ++ test_memcpy(0, 0, BUF_SIZE - 32); ++ test_memcpy(0, 0, 1); ++ test_memcpy(0, 0, 31); ++ test_memcpy(0, 0, 32); ++ test_memcpy(0, 0, 127); ++ test_memcpy(0, 0, 128); ++ test_memcpy(4, 4, BUF_SIZE - 32 - 4); ++ test_memcpy(1, 1, BUF_SIZE - 32 - 1); ++ test_memcpy(1, 1, 126); ++ test_memcpy(0, 3, 128); ++ test_memcpy(1, 4, 128); ++ test_memcpy(0, 0, 0); ++ ++ printf("\n === MEMMOVE ===\n\n"); ++ ++ test_memmove(0, 0, BUF_SIZE - 32); ++ test_memmove(0, 0, 1); ++ test_memmove(0, 0, 31); ++ test_memmove(0, 0, 32); ++ test_memmove(0, 0, BUF_SIZE - 33); ++ test_memmove(0, 0, 128); ++ test_memmove(4, 4, BUF_SIZE - 32 - 4); ++ test_memmove(1, 1, BUF_SIZE - 32 - 1); ++ test_memmove(1, 1, BUF_SIZE - 130); ++ test_memmove(0, 3, BUF_SIZE - 128); ++ test_memmove(1, 4, BUF_SIZE - 128); ++ test_memmove(0, 0, 0); ++ ++ return 0; ++} +diff -Nur uClibc-0.9.28/libc/string/avr32/strlen.S uClibc-0.9.28-avr32-20060621/libc/string/avr32/strlen.S +--- uClibc-0.9.28/libc/string/avr32/strlen.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/string/avr32/strlen.S 2006-06-21 11:35:57.000000000 +0200 +@@ -0,0 +1,52 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway ++ */ ++ ++#define str r12 ++ ++ .text ++ .global strlen ++ .type strlen, @function ++strlen: ++ mov r11, r12 ++ ++ mov r9, str ++ andl r9, 3, COH ++ brne .Lunaligned_str ++ ++1: ld.w r8, str++ ++ tnbz r8 ++ brne 1b ++ ++ sub r12, r11 ++ extract.b r9, r8:t ++ cp.w r9, 0 ++ subeq r12, 4 ++ reteq r12 ++ extract.b r9, r8:u ++ cp.w r9, 0 ++ subeq r12, 3 ++ reteq r12 ++ extract.b r9, r8:l ++ cp.w r9, 0 ++ subeq r12, 2 ++ reteq r12 ++ sub r12, 1 ++ retal r12 ++ ++.Lunaligned_str: ++ add pc, pc, r9 << 3 ++ sub r0, r0, 0 /* 4-byte nop */ ++ ld.ub r8, str++ ++ sub r8, r8, 0 ++ breq 1f ++ ld.ub r8, str++ ++ sub r8, r8, 0 ++ breq 1f ++ ld.ub r8, str++ ++ sub r8, r8, 0 ++ brne 1b ++ ++1: sub r12, 1 ++ sub r12, r11 ++ retal r12 +diff -Nur uClibc-0.9.28/libc/string/avr32/strncpy.S uClibc-0.9.28-avr32-20060621/libc/string/avr32/strncpy.S +--- uClibc-0.9.28/libc/string/avr32/strncpy.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/string/avr32/strncpy.S 2006-06-21 11:35:57.000000000 +0200 +@@ -0,0 +1,78 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway ++ */ ++ ++#define dst r9 ++#define src r11 ++ ++ .text ++ .global strcpy ++ .type strncpy, @function ++strncpy: ++ mov dst, r12 ++ ++ pref src[0] ++ mov dst, r12 ++ ++ /* ++ * Check alignment. If src is aligned but dst isn't, we can't ++ * do much about it... ++ */ ++ mov r8, src ++ andl r8, 3 COH ++ brne .Lunaligned_src ++ ++.Laligned_copy: ++ sub r10, 4 ++ brlt 3f ++1: ld.w r8, src++ ++ tnbz r8 ++ breq 2f ++ st.w dst++, r8 ++ sub r10, 4 ++ brne 1b ++ ++3: sub r10, -4 ++ reteq r12 ++ ++ /* This is safe as long as src is word-aligned and r10 > 0 */ ++ ld.w r8, src++ ++ ++2: /* ++ * Ok, r8 now contains the terminating '\0'. Copy the ++ * remaining bytes individually. ++ */ ++ extract.b r11, r8:t ++ st.b dst++, r11 ++ cp.w r11, 0 ++ reteq r12 ++ sub r10, 1 ++ reteq r12 ++ extract.b r11, r8:u ++ st.b dst++, r11 ++ cp.w r11, 0 ++ reteq r12 ++ sub r10, 1 ++ reteq r12 ++ extract.b r11, r8:l ++ st.b dst++, r11 ++ cp.w r11, 0 ++ reteq r12 ++ sub r10, 1 ++ reteq r12 ++ extract.b r10, r8:b ++ st.b dst++, r10 ++ retal r12 ++ ++.Lunaligned_src: ++ /* Copy bytes until we're aligned */ ++ min r8, r8, r10 ++ sub r10, r8 ++ sub r8, 1 ++ retlt r12 ++1: ld.ub r10, src++ ++ st.b dst++, r10 ++ sub r8, 1 ++ brge 1b ++ ++ rjmp .Laligned_copy +diff -Nur uClibc-0.9.28/libc/string/avr32/test_memcpy.c uClibc-0.9.28-avr32-20060621/libc/string/avr32/test_memcpy.c +--- uClibc-0.9.28/libc/string/avr32/test_memcpy.c 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/string/avr32/test_memcpy.c 2006-06-21 11:35:57.000000000 +0200 +@@ -0,0 +1,66 @@ ++ ++#include <stdio.h> ++#include <string.h> ++ ++#define BUF_SIZE 32768 ++ ++static char buf1[BUF_SIZE] __attribute__((aligned(32))); ++static char buf1_ref[BUF_SIZE] __attribute__((aligned(32))); ++static char buf2[BUF_SIZE] __attribute__((aligned(32))); ++ ++extern void *new_memcpy(void *dest, void *src, size_t len); ++ ++void dump_mismatch(char *buf, char *ref, size_t len) ++{ ++ int i, j; ++ ++ for (i = 0; i < len; i += 16) { ++ if (memcmp(buf + i, ref + i, 16) == 0) ++ continue; ++ ++ printf("% 4x buf:", i); ++ for (j = i; j < (i + 16); j++) ++ printf(" %02x", buf[j]); ++ printf("\n ref:"); ++ for (j = i; j < (i + 16); j++) ++ printf(" %02x", ref[j]); ++ printf("\n"); ++ } ++} ++ ++void test(int src_offset, int dst_offset, int len) ++{ ++ memset(buf1, 0x55, sizeof(buf1)); ++ memset(buf1_ref, 0x55, sizeof(buf1_ref)); ++ memset(buf2, 0xaa, sizeof(buf2)); ++ ++ printf("Testing with offsets %d => %d and len %d...", ++ src_offset, dst_offset, len); ++ ++ new_memcpy(buf1 + dst_offset, buf2 + src_offset, len); ++ memcpy(buf1_ref + dst_offset, buf2 + src_offset, len); ++ ++ if (memcmp(buf1, buf1_ref, sizeof(buf1)) == 0) ++ printf("OK\n"); ++ else { ++ printf("FAILED\n"); ++ dump_mismatch(buf1, buf1_ref, sizeof(buf1)); ++ } ++} ++ ++int main(int argc, char *argv[]) ++{ ++ test(0, 0, BUF_SIZE); ++ test(0, 0, 1); ++ test(0, 0, 31); ++ test(0, 0, 32); ++ test(0, 0, 127); ++ test(0, 0, 128); ++ test(4, 4, BUF_SIZE - 4); ++ test(1, 1, BUF_SIZE - 1); ++ test(1, 1, 126); ++ test(0, 3, 128); ++ test(1, 4, 128); ++ ++ return 0; ++} +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/atomicity.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/atomicity.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/atomicity.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/atomicity.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,86 @@ ++/* Low-level functions for atomic operations. AVR32 version. ++ Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library 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 ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, write to the Free ++ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA ++ 02111-1307 USA. */ ++ ++#ifndef _ATOMICITY_H ++#define _ATOMICITY_H 1 ++ ++#include <inttypes.h> ++ ++static inline int ++__attribute__((unused)) ++exchange_and_add (volatile uint32_t *mem, int val) ++{ ++ int tmp, result; ++ ++ __asm__ __volatile__( ++ "/* Inline exchange and add */\n" ++ "1: ssrf 5\n" ++ " ld.w %0, %3\n" ++ " add %1, %0, %4\n" ++ " stcond %2, %1\n" ++ " brne 1b" ++ : "=&r"(result), "=&r"(tmp), "=m"(*mem) ++ : "m"(*mem), "r"(val) ++ : "cc", "memory"); ++ ++ return result; ++} ++ ++static inline void ++__attribute__((unused)) ++atomic_add (volatile uin32_t *mem, int val) ++{ ++ int result; ++ ++ __asm__ __volatile__( ++ "/* Inline atomic add */\n" ++ "1: ssrf 5\n" ++ " ld.w %0, %2\n" ++ " add %0, %3\n" ++ " stcond %2, %0\n" ++ " brne 1b" ++ : "=&r"(result), "=m"(*mem) ++ : "m"(*mem), "r"(val) ++ : "cc", "memory"); ++} ++ ++static inline int ++__attribute__((unused)) ++compare_and_swap(volatile long int *p, long int oldval, long int newval) ++{ ++ long int result, tmp; ++ ++ __asm__ __volatile__( ++ "/* Inline compare and swap */\n" ++ "1: ssrf 5\n" ++ " ld.w %1, %3\n" ++ " cp.w %1, %5\n" ++ " sreq %0\n" ++ " brne 2f\n" ++ " stcond %2, %4\n" ++ " brne 1b\n" ++ "2:" ++ : "=&r"(result), "=&r"(tmp), "=m"(*p) ++ : "m"(*p), "r"(newval), "r"(oldval) ++ : "cc", "memory"); ++ ++ return result; ++} ++ ++#endif /* atomicity.h */ +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/byteswap.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/byteswap.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/byteswap.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/byteswap.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,80 @@ ++/* Macros to swap the order of bytes in integer values. ++ Copyright (C) 2005 Atmel Norway. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library 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 ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, write to the Free ++ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA ++ 02111-1307 USA. */ ++ ++#if !defined _BYTESWAP_H && !defined _NETINET_IN_H ++# error "Never use <bits/byteswap.h> directly; include <byteswap.h> instead." ++#endif ++ ++#ifndef _BITS_BYTESWAP_H ++#define _BITS_BYTESWAP_H 1 ++ ++/* Swap bytes in 16 bit value. */ ++#if defined __GNUC__ ++# define __bswap_16(x) (__extension__ __builtin_bswap_16(x)) ++#else ++/* This is better than nothing. */ ++static __inline unsigned short int ++__bswap_16 (unsigned short int __bsx) ++{ ++ return ((((__bsx) >> 8) & 0xff) | (((__bsx) & 0xff) << 8)); ++} ++#endif ++ ++/* Swap bytes in 32 bit value. */ ++#if defined __GNUC__ ++# define __bswap_32(x) (__extension__ __builtin_bswap_32(x)) ++#else ++static __inline unsigned int ++__bswap_32 (unsigned int __bsx) ++{ ++ return ((((__bsx) & 0xff000000) >> 24) | (((__bsx) & 0x00ff0000) >> 8) | ++ (((__bsx) & 0x0000ff00) << 8) | (((__bsx) & 0x000000ff) << 24)); ++} ++#endif ++ ++#if defined __GNUC__ ++/* Swap bytes in 64 bit value. */ ++# define __bswap_constant_64(x) \ ++ ((((x) & 0xff00000000000000ull) >> 56) \ ++ | (((x) & 0x00ff000000000000ull) >> 40) \ ++ | (((x) & 0x0000ff0000000000ull) >> 24) \ ++ | (((x) & 0x000000ff00000000ull) >> 8) \ ++ | (((x) & 0x00000000ff000000ull) << 8) \ ++ | (((x) & 0x0000000000ff0000ull) << 24) \ ++ | (((x) & 0x000000000000ff00ull) << 40) \ ++ | (((x) & 0x00000000000000ffull) << 56)) ++ ++# define __bswap_64(x) \ ++ (__extension__ \ ++ ({ \ ++ union { \ ++ __extension__ unsigned long long int __ll; \ ++ unsigned int __l[2]; \ ++ } __w, __r; \ ++ if (__builtin_constant_p(x)) \ ++ __r.__ll = __bswap_constant_64(x); \ ++ else { \ ++ __w.__ll = (x); \ ++ __r.__l[0] = __bswap_32(__w.__l[1]); \ ++ __r.__l[1] = __bswap_32(__w.__l[0]); \ ++ } \ ++ __r.__ll; \ ++ })) ++#endif ++ ++#endif /* _BITS_BYTESWAP_H */ +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/endian.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/endian.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/endian.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/endian.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,7 @@ ++/* AVR32 is big-endian */ ++ ++#ifndef _ENDIAN_H ++# error "Never use <bits/endian.h> directly; include <endian.h> instead." ++#endif ++ ++#define __BYTE_ORDER __BIG_ENDIAN +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/fcntl.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/fcntl.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/fcntl.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/fcntl.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,167 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway AS ++ * ++ * This file is part of the Linux kernel ++ */ ++#ifndef _FCNTL_H ++# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead." ++#endif ++ ++#include <sys/types.h> ++ ++/* open/fcntl - O_SYNC is only implemented on blocks devices and on files ++ located on an ext2 file system */ ++#define O_ACCMODE 0003 ++#define O_RDONLY 00 ++#define O_WRONLY 01 ++#define O_RDWR 02 ++#define O_CREAT 0100 /* not fcntl */ ++#define O_EXCL 0200 /* not fcntl */ ++#define O_NOCTTY 0400 /* not fcntl */ ++#define O_TRUNC 01000 /* not fcntl */ ++#define O_APPEND 02000 ++#define O_NONBLOCK 04000 ++#define O_NDELAY O_NONBLOCK ++#define O_SYNC 010000 ++#define O_ASYNC 020000 ++ ++#ifdef __USE_GNU ++# define O_DIRECTORY 040000 /* must be a directory */ ++# define O_NOFOLLOW 0100000 /* don't follow links */ ++# define O_DIRECT 0200000 /* direct disk access */ ++#endif ++ ++#ifdef __USE_LARGEFILE64 ++# define O_LARGEFILE 0400000 ++#endif ++ ++/* For now Linux has synchronisity options for data and read operations. ++ We define the symbols here but let them do the same as O_SYNC since ++ this is a superset. */ ++#if defined __USE_POSIX199309 || defined __USE_UNIX98 ++# define O_DSYNC O_SYNC /* Synchronize data. */ ++# define O_RSYNC O_SYNC /* Synchronize read operations. */ ++#endif ++ ++#define F_DUPFD 0 /* dup */ ++#define F_GETFD 1 /* get close_on_exec */ ++#define F_SETFD 2 /* set/clear close_on_exec */ ++#define F_GETFL 3 /* get file->f_flags */ ++#define F_SETFL 4 /* set file->f_flags */ ++ ++#ifndef __USE_FILE_OFFSET64 ++# define F_GETLK 5 ++# define F_SETLK 6 ++# define F_SETLKW 7 ++#else ++# define F_GETLK F_GETLK64 ++# define F_SETLK F_SETLK64 ++# define F_SETLKW F_SETLKW64 ++#endif ++#define F_GETLK64 12 /* using 'struct flock64' */ ++#define F_SETLK64 13 ++#define F_SETLKW64 14 ++ ++#if defined __USE_BSD || defined __USE_XOPEN2K ++# define F_SETOWN 8 /* for sockets. */ ++# define F_GETOWN 9 /* for sockets. */ ++#endif ++ ++#ifdef __USE_GNU ++# define F_SETSIG 10 /* for sockets. */ ++# define F_GETSIG 11 /* for sockets. */ ++#endif ++ ++#ifdef __USE_GNU ++# define F_SETLEASE 1024 /* Set a lease. */ ++# define F_GETLEASE 1025 /* Enquire what lease is active. */ ++# define F_NOTIFY 1026 /* Request notfications on a directory. */ ++#endif ++ ++/* for F_[GET|SET]FL */ ++#define FD_CLOEXEC 1 /* actually anything with low bit set goes */ ++ ++/* for posix fcntl() and lockf() */ ++#define F_RDLCK 0 ++#define F_WRLCK 1 ++#define F_UNLCK 2 ++ ++/* for old implementation of bsd flock () */ ++#define F_EXLCK 4 /* or 3 */ ++#define F_SHLCK 8 /* or 4 */ ++ ++/* for leases */ ++#define F_INPROGRESS 16 ++ ++#ifdef __USE_BSD ++/* operations for bsd flock(), also used by the kernel implementation */ ++# define LOCK_SH 1 /* shared lock */ ++# define LOCK_EX 2 /* exclusive lock */ ++# define LOCK_NB 4 /* or'd with one of the above to prevent ++ blocking */ ++# define LOCK_UN 8 /* remove lock */ ++#endif ++ ++#ifdef __USE_GNU ++# define LOCK_MAND 32 /* This is a mandatory flock */ ++# define LOCK_READ 64 /* ... Which allows concurrent ++ read operations */ ++# define LOCK_WRITE 128 /* ... Which allows concurrent ++ write operations */ ++# define LOCK_RW 192 /* ... Which allows concurrent ++ read & write ops */ ++#endif ++ ++#ifdef __USE_GNU ++/* Types of directory notifications that may be requested with F_NOTIFY. */ ++# define DN_ACCESS 0x00000001 /* File accessed. */ ++# define DN_MODIFY 0x00000002 /* File modified. */ ++# define DN_CREATE 0x00000004 /* File created. */ ++# define DN_DELETE 0x00000008 /* File removed. */ ++# define DN_RENAME 0x00000010 /* File renamed. */ ++# define DN_ATTRIB 0x00000020 /* File changed attibutes. */ ++# define DN_MULTISHOT 0x80000000 /* Don't remove notifier. */ ++#endif ++ ++struct flock { ++ short l_type; ++ short l_whence; ++#ifndef __USE_FILE_OFFSET64 ++ __off_t l_start; ++ __off_t l_len; ++#else ++ __off64_t l_start; ++ __off64_t l_len; ++#endif ++ __pid_t l_pid; ++}; ++ ++#ifdef __USE_LARGEFILE64 ++struct flock64 { ++ short l_type; ++ short l_whence; ++ __off64_t l_start; ++ __off64_t l_len; ++ __pid_t l_pid; ++}; ++#endif ++ ++/* Define some more compatibility macros to be backward compatible with ++ * BSD systems which did not managed to hide these kernel macros. */ ++#ifdef __USE_BSD ++# define FAPPEND O_APPEND ++# define FFSYNC O_FSYNC ++# define FASYNC O_ASYNC ++# define FNONBLOCK O_NONBLOCK ++# define FNDELAY O_NDELAY ++#endif /* Use BSD. */ ++ ++/* Advise to `posix_fadvise'. */ ++#ifdef __USE_XOPEN2K ++# define POSIX_FADV_NORMAL 0 /* No further special treatment. */ ++# define POSIX_FADV_RANDOM 1 /* Expect random page references. */ ++# define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */ ++# define POSIX_FADV_WILLNEED 3 /* Will need these pages. */ ++# define POSIX_FADV_DONTNEED 4 /* Don't need these pages. */ ++# define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */ ++#endif +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/kernel_stat.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/kernel_stat.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/kernel_stat.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/kernel_stat.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,63 @@ ++#ifndef _BITS_STAT_STRUCT_H ++#define _BITS_STAT_STRUCT_H ++ ++/* ++ * This file provides struct stat, taken from kernel 2.6.4 ++ * (include/asm-avr32/stat.h revision 1.1). ++ */ ++ ++struct kernel_stat { ++ unsigned long st_dev; ++ unsigned long st_ino; ++ unsigned short st_mode; ++ unsigned short st_nlink; ++ unsigned short st_uid; ++ unsigned short st_gid; ++ unsigned long st_rdev; ++ unsigned long st_size; ++ unsigned long st_blksize; ++ unsigned long st_blocks; ++ unsigned long st_atime; ++ unsigned long st_atime_nsec; ++ unsigned long st_mtime; ++ unsigned long st_mtime_nsec; ++ unsigned long st_ctime; ++ unsigned long st_ctime_nsec; ++ unsigned long __unused4; ++ unsigned long __unused5; ++}; ++ ++#define STAT_HAVE_NSEC 1 ++ ++struct kernel_stat64 { ++ unsigned long long st_dev; ++ ++ unsigned long long st_ino; ++ unsigned int st_mode; ++ unsigned int st_nlink; ++ ++ unsigned long st_uid; ++ unsigned long st_gid; ++ ++ unsigned long long st_rdev; ++ ++ long long st_size; ++ unsigned long __pad1; ++ unsigned long st_blksize; ++ ++ unsigned long long st_blocks; ++ ++ unsigned long st_atime; ++ unsigned long st_atime_nsec; ++ ++ unsigned long st_mtime; ++ unsigned long st_mtime_nsec; ++ ++ unsigned long st_ctime; ++ unsigned long st_ctime_nsec; ++ ++ unsigned long __unused1; ++ unsigned long __unused2; ++}; ++ ++#endif /* _BITS_STAT_STRUCT_H */ +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/kernel_types.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/kernel_types.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/kernel_types.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/kernel_types.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,56 @@ ++/* Note that we use the exact same include guard #define names ++ * as asm/posix_types.h. This will avoid gratuitous conflicts ++ * with the posix_types.h kernel header, and will ensure that ++ * our private content, and not the kernel header, will win. ++ * -Erik ++ */ ++#ifndef __ASM_AVR32_POSIX_TYPES_H ++#define __ASM_AVR32_POSIX_TYPES_H ++ ++/* ++ * This file is generally used by user-level software, so you need to ++ * be a little careful about namespace pollution etc. Also, we cannot ++ * assume GCC is being used. ++ */ ++ ++typedef unsigned long __kernel_dev_t; ++typedef unsigned long __kernel_ino_t; ++typedef unsigned short __kernel_mode_t; ++typedef unsigned short __kernel_nlink_t; ++typedef long __kernel_off_t; ++typedef int __kernel_pid_t; ++typedef unsigned short __kernel_ipc_pid_t; ++typedef unsigned int __kernel_uid_t; ++typedef unsigned int __kernel_gid_t; ++typedef unsigned long __kernel_size_t; ++typedef int __kernel_ssize_t; ++typedef int __kernel_ptrdiff_t; ++typedef long __kernel_time_t; ++typedef long __kernel_suseconds_t; ++typedef long __kernel_clock_t; ++typedef int __kernel_timer_t; ++typedef int __kernel_clockid_t; ++typedef int __kernel_daddr_t; ++typedef char * __kernel_caddr_t; ++typedef unsigned short __kernel_uid16_t; ++typedef unsigned short __kernel_gid16_t; ++typedef unsigned int __kernel_uid32_t; ++typedef unsigned int __kernel_gid32_t; ++ ++typedef unsigned short __kernel_old_uid_t; ++typedef unsigned short __kernel_old_gid_t; ++typedef unsigned short __kernel_old_dev_t; ++ ++#ifdef __GNUC__ ++typedef long long __kernel_loff_t; ++#endif ++ ++typedef struct { ++#if defined(__USE_ALL) ++ int val[2]; ++#else ++ int __val[2]; ++#endif ++} __kernel_fsid_t; ++ ++#endif /* __ASM_AVR32_POSIX_TYPES_H */ +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/machine-gmon.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/machine-gmon.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/machine-gmon.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/machine-gmon.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,69 @@ ++/* Machine-dependent definitions for profiling support. AVR32 version. ++ Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library 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 ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, write to the Free ++ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA ++ 02111-1307 USA. */ ++ ++#define mcount_internal __mcount_internal ++ ++#define _MCOUNT_DECL(frompc, selfpc) \ ++static void __attribute((used)) mcount_internal(unsigned long frompc, unsigned long selfpc) ++ ++/* ++ * This mcount implementation expects to get called after the prologue ++ * has been run. It also expects that r7 contains a valid frame ++ * pointer. ++ * ++ * When profiling, the compiler should generate something like this at ++ * each function entry: ++ * ++ * pushm r0-r7,lr // lr mandatory, others optional ++ * mov r7, sp ++ * // rest of prologue goes here ++ * mcall pc[.LC1 - .] ++ * // rest of function goes here ++ * .LC1: ++ * .long mcount ++ * ++ * or for PIC: ++ * ++ * pushm r0-r7,lr ++ * mov r7, sp ++ * // rest of prologue goes here ++ * lddpc r0, .LC1 ++ * .L1: rsub r0, pc ++ * mcall r0[mcount@GOT] ++ * // rest of function goes here ++ * .LC1: ++ * .long .L1 - _GLOBAL_OFFSET_TABLE_ ++ * ++ * This way, when mcount() is called, r7 points to the calling ++ * function's return address. It is guaranteed that calling mcount ++ * will clobber no registers except LR, which is unavoidable. ++ */ ++#define MCOUNT asm( \ ++ " .align 4\n" \ ++ " .global _mcount\n" \ ++ " .type _mcount,@function\n" \ ++ "_mcount:\n" \ ++ " pushm r8-r12,lr\n" \ ++ " mov r11, lr\n" \ ++ " ld.w r12, r7[0]\n" \ ++ " rcall __mcount_internal\n" \ ++ " popm r8-r12,pc\n" \ ++ " .size _mcount, . - _mcount\n" \ ++ " .weak mcount\n" \ ++ " mcount = _mcount"); +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/mman.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/mman.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/mman.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/mman.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,95 @@ ++/* Definitions for POSIX memory map interface. Linux/AVR32 version. ++ Copyright (C) 1997, 2000 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library 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 ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, write to the Free ++ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA ++ 02111-1307 USA. */ ++ ++#ifndef _SYS_MMAN_H ++# error "Never include this file directly. Use <sys/mman.h> instead" ++#endif ++ ++/* The following definitions basically come from the kernel headers. ++ But the kernel header is not namespace clean. */ ++ ++ ++/* Protections are chosen from these bits, OR'd together. The ++ implementation does not necessarily support PROT_EXEC or PROT_WRITE ++ without PROT_READ. The only guarantees are that no writing will be ++ allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */ ++ ++#define PROT_READ 0x1 /* Page can be read. */ ++#define PROT_WRITE 0x2 /* Page can be written. */ ++#define PROT_EXEC 0x4 /* Page can be executed. */ ++#define PROT_NONE 0x0 /* Page can not be accessed. */ ++ ++/* Sharing types (must choose one and only one of these). */ ++#define MAP_SHARED 0x01 /* Share changes. */ ++#define MAP_PRIVATE 0x02 /* Changes are private. */ ++#ifdef __USE_MISC ++# define MAP_TYPE 0x0f /* Mask for type of mapping. */ ++#endif ++ ++/* Other flags. */ ++#define MAP_FIXED 0x10 /* Interpret addr exactly. */ ++#ifdef __USE_MISC ++# define MAP_FILE 0 ++# define MAP_ANONYMOUS 0x20 /* Don't use a file. */ ++# define MAP_ANON MAP_ANONYMOUS ++#endif ++ ++/* These are Linux-specific. */ ++#ifdef __USE_MISC ++# define MAP_GROWSDOWN 0x0100 /* Stack-like segment. */ ++# define MAP_DENYWRITE 0x0800 /* ETXTBSY */ ++# define MAP_EXECUTABLE 0x1000 /* Mark it as an executable. */ ++# define MAP_LOCKED 0x2000 /* Lock the mapping. */ ++# define MAP_NORESERVE 0x4000 /* Don't check for reservations. */ ++# define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */ ++# define MAP_NONBLOCK 0x10000 /* do not block on IO */ ++#endif ++ ++/* Flags to `msync'. */ ++#define MS_ASYNC 1 /* Sync memory asynchronously. */ ++#define MS_SYNC 4 /* Synchronous memory sync. */ ++#define MS_INVALIDATE 2 /* Invalidate the caches. */ ++ ++/* Flags for `mlockall'. */ ++#define MCL_CURRENT 1 /* Lock all currently mapped pages. */ ++#define MCL_FUTURE 2 /* Lock all additions to address ++ space. */ ++ ++/* Flags for `mremap'. */ ++#ifdef __USE_GNU ++# define MREMAP_MAYMOVE 1 ++#endif ++ ++/* Advise to `madvise'. */ ++#ifdef __USE_BSD ++# define MADV_NORMAL 0 /* No further special treatment. */ ++# define MADV_RANDOM 1 /* Expect random page references. */ ++# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */ ++# define MADV_WILLNEED 3 /* Will need these pages. */ ++# define MADV_DONTNEED 4 /* Don't need these pages. */ ++#endif ++ ++/* The POSIX people had to invent similar names for the same things. */ ++#ifdef __USE_XOPEN2K ++# define POSIX_MADV_NORMAL 0 /* No further special treatment. */ ++# define POSIX_MADV_RANDOM 1 /* Expect random page references. */ ++# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */ ++# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */ ++# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */ ++#endif +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/profil-counter.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/profil-counter.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/profil-counter.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/profil-counter.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,26 @@ ++/* Low-level statistical profiling support function. Linux/AVR32 version. ++ Copyright (C) 1996, 1997, 1998, 2002 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library 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 ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, write to the Free ++ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA ++ 02111-1307 USA. */ ++ ++#include <signal.h> ++ ++void ++profil_counter(int signo, siginfo_t *si, struct sigcontext *sc) ++{ ++ profil_count((void *)sc->pc); ++} +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/setjmp.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/setjmp.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/setjmp.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/setjmp.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,21 @@ ++/* ++ * Copyright (C) 2004-2005 Atmel Norway ++ */ ++#ifndef _SETJMP_H ++# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead." ++#endif ++ ++#ifndef _ASM ++/* ++ * The jump buffer contains r0-r7, sr, sp and lr. Other registers are ++ * not saved. ++ */ ++typedef int __jmp_buf[11]; ++#endif ++ ++#define __JMP_BUF_SP 4 ++ ++/* Test if longjmp to JMPBUF would unwind the frame containing a local ++ variable at ADDRESS. */ ++#define _JMPBUF_UNWINDS(jmpbuf, address) \ ++ ((void *)(address) < (void *)(jmpbuf[__JMP_BUF_SP])) +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/syscalls.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/syscalls.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/syscalls.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/syscalls.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,143 @@ ++#ifndef _SYSCALL_H ++# error "Never use <bits/syscalls.h> directly; include <sys/syscall.h> instead." ++#endif ++ ++/* ++ * This includes the `__NR_<name>' syscall numbers taken from the ++ * Linux kernel header files. It also defines the traditional ++ * `SYS_<name>' macros for older programs. ++ */ ++#include <bits/sysnum.h> ++ ++#ifndef __set_errno ++# define __set_errno(val) (*__errno_location()) = (val) ++#endif ++#ifndef SYS_ify ++# define SYS_ify(syscall_name) (__NR_##syscall_name) ++#endif ++ ++#ifndef __ASSEMBLER__ ++ ++#undef _syscall0 ++#define _syscall0(type,name) \ ++ type name(void) \ ++ { \ ++ return (type)(INLINE_SYSCALL(name, 0)); \ ++ } ++ ++#undef _syscall1 ++#define _syscall1(type,name,type1,arg1) \ ++ type name(type1 arg1) \ ++ { \ ++ return (type)(INLINE_SYSCALL(name, 1, arg1)); \ ++ } ++ ++#undef _syscall2 ++#define _syscall2(type,name,type1,arg1,type2,arg2) \ ++ type name(type1 arg1, type2 arg2) \ ++ { \ ++ return (type)(INLINE_SYSCALL(name, 2, arg1, arg2)); \ ++ } ++ ++#undef _syscall3 ++#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ ++ type name(type1 arg1, type2 arg2, type3 arg3) \ ++ { \ ++ return (type)(INLINE_SYSCALL(name, 3, arg1, \ ++ arg2, arg3)); \ ++ } ++ ++#undef _syscall4 ++#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3, \ ++ type4,arg4) \ ++ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) \ ++ { \ ++ return (type)(INLINE_SYSCALL(name, 4, arg1, arg2, \ ++ arg3, arg4)); \ ++ } ++ ++#undef _syscall5 ++#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3, \ ++ type4,arg4,type5,arg5) \ ++ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, \ ++ type5 arg5) \ ++ { \ ++ return (type)(INLINE_SYSCALL(name, 5, arg1, arg2, \ ++ arg3, arg4, arg5)); \ ++ } ++ ++#undef _syscall6 ++#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3, \ ++ type4,arg4,type5,arg5,type6,arg6) \ ++ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, \ ++ type5 arg5, type6 arg6) \ ++ { \ ++ return (type)(INLINE_SYSCALL(name, 6, arg1, arg2, arg3, \ ++ arg4, arg5, arg6)); \ ++ } ++ ++#undef unlikely ++#define unlikely(x) __builtin_expect((x), 0) ++ ++#undef INLINE_SYSCALL ++#define INLINE_SYSCALL(name, nr, args...) \ ++ ({ \ ++ unsigned _sys_result = INTERNAL_SYSCALL(name, , nr, args); \ ++ if (unlikely(INTERNAL_SYSCALL_ERROR_P(_sys_result, ))) { \ ++ __set_errno(INTERNAL_SYSCALL_ERRNO(_sys_result, )); \ ++ _sys_result = (unsigned int) -1; \ ++ } \ ++ (int) _sys_result; \ ++ }) ++ ++#undef INTERNAL_SYSCALL_DECL ++#define INTERNAL_SYSCALL_DECL(err) do { } while(0) ++ ++#undef INTERNAL_SYSCALL ++#define INTERNAL_SYSCALL(name, err, nr, args...) \ ++ ({ \ ++ register int _a1 asm ("r12"); \ ++ register int _scno asm("r8") = SYS_ify(name); \ ++ LOAD_ARGS_##nr (args); \ ++ asm volatile ("scall /* syscall " #name " */" \ ++ : "=r" (_a1) \ ++ : "r"(_scno) ASM_ARGS_##nr \ ++ : "lr", "cc", "memory"); \ ++ _a1; \ ++ }) ++ ++#undef INTERNAL_SYSCALL_ERROR_P ++#define INTERNAL_SYSCALL_ERROR_P(val, err) \ ++ ((unsigned int)(val) >= 0xfffff001U) ++ ++#undef INTERNAL_SYSCALL_ERRNO ++#define INTERNAL_SYSCALL_ERRNO(val, errr) (-(val)) ++ ++#define LOAD_ARGS_0() do { } while(0) ++#define ASM_ARGS_0 ++#define LOAD_ARGS_1(a1) \ ++ _a1 = (int) (a1); \ ++ LOAD_ARGS_0() ++#define ASM_ARGS_1 ASM_ARGS_0, "r"(_a1) ++#define LOAD_ARGS_2(a1, a2) \ ++ register int _a2 asm("r11") = (int)(a2); \ ++ LOAD_ARGS_1(a1) ++#define ASM_ARGS_2 ASM_ARGS_1, "r"(_a2) ++#define LOAD_ARGS_3(a1, a2, a3) \ ++ register int _a3 asm("r10") = (int)(a3); \ ++ LOAD_ARGS_2(a1, a2) ++#define ASM_ARGS_3 ASM_ARGS_2, "r"(_a3) ++#define LOAD_ARGS_4(a1, a2, a3, a4) \ ++ register int _a4 asm("r9") = (int)(a4); \ ++ LOAD_ARGS_3(a1, a2, a3) ++#define ASM_ARGS_4 ASM_ARGS_3, "r"(_a4) ++#define LOAD_ARGS_5(a1, a2, a3, a4, a5) \ ++ register int _a5 asm("r5") = (int)(a5); \ ++ LOAD_ARGS_4(a1, a2, a3, a4) ++#define ASM_ARGS_5 ASM_ARGS_4, "r"(_a5) ++#define LOAD_ARGS_6(a1, a2, a3, a4, a5, a6) \ ++ register int _a6 asm("r3") = (int)(a6); \ ++ LOAD_ARGS_5(a1, a2, a3, a4, a5) ++#define ASM_ARGS_6 ASM_ARGS_5, "r"(_a6) ++ ++#endif /* __ASSEMBLER__ */ +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/wordsize.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/wordsize.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/wordsize.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bits/wordsize.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1 @@ ++#define __WORDSIZE 32 +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/brk.c uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/brk.c +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/brk.c 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/brk.c 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,23 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway AS ++ */ ++#include <errno.h> ++#include <sys/syscall.h> ++ ++void *__curbrk = 0; ++ ++int brk (void *addr) ++{ ++ void *newbrk; ++ ++ newbrk = INLINE_SYSCALL(brk, 1, addr); ++ ++ __curbrk = newbrk; ++ ++ if (newbrk < addr) { ++ __set_errno (ENOMEM); ++ return -1; ++ } ++ ++ return 0; ++} +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/bsd-_setjmp.S uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bsd-_setjmp.S +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/bsd-_setjmp.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bsd-_setjmp.S 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,12 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway AS ++ */ ++ ++ /* This just does a tail-call to __sigsetjmp(env, 0) */ ++ .global _setjmp ++ .type _setjmp,"function" ++ .align 1 ++_setjmp: ++ mov r11, 0 ++ bral __sigsetjmp_internal ++ .size _setjmp, . - _setjmp +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/bsd-setjmp.S uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bsd-setjmp.S +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/bsd-setjmp.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/bsd-setjmp.S 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,12 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway AS ++ */ ++ ++ /* This just does a tail-call to __sigsetjmp(env, 1) */ ++ .global setjmp ++ .type setjmp,"function" ++ .align 1 ++setjmp: ++ mov r11, 1 ++ bral __sigsetjmp_internal ++ .size setjmp, . - setjmp +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/clone.c uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/clone.c +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/clone.c 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/clone.c 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,37 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway AS ++ */ ++#include <errno.h> ++#include <sys/syscall.h> ++#include <unistd.h> ++ ++/* ++ * I don't know if we can be absolutely certain that the fn and arg ++ * parameters are preserved when returning as the child. If the ++ * compiler stores them in registers (r0-r7), they should be. ++ */ ++int clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg) ++{ ++ register int (*_fn)(void *arg) = fn; ++ register void *_arg = arg; ++ int err; ++ ++ /* Sanity check the arguments */ ++ err = -EINVAL; ++ if (!fn) ++ goto syscall_error; ++ if (!child_stack) ++ goto syscall_error; ++ ++ err = INLINE_SYSCALL(clone, 2, flags, child_stack); ++ if (err < 0) ++ goto syscall_error; ++ else if (err != 0) ++ return err; ++ ++ _exit(_fn(_arg)); ++ ++syscall_error: ++ __set_errno (-err); ++ return -1; ++} +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/crt1.S uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/crt1.S +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/crt1.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/crt1.S 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,93 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway AS ++ * ++ * When we enter _start, the stack looks like this: ++ * argc argument counter ++ * argv[0] pointer to program name ++ * argv[1..argc-1] pointers to program args ++ * NULL ++ * env[0..N] pointers to environment variables ++ * NULL ++ * ++ * r12 contains a function pointer to be registered with `atexit'. ++ * This is how the dynamic linker arranges to have DT_FINI functions ++ * called for shared libraries that have been loaded before this ++ * code runs. ++ * ++ * We're going to call the following function: ++ * __uClibc_main(int (*main)(int, char **, char **), int argc, ++ * char **argv, void (*app_init)(void), void (*app_fini)(void), ++ * void (*rtld_fini)(void), void *stack_end) ++ * ++ * So we need to set up things as follows: ++ * r12 = address of main ++ * r11 = argc ++ * r10 = &argv[0] ++ * r9 = address of _init ++ * r8 = address of _fini ++ * sp[0] = whatever we got passed in r12 ++ */ ++ ++#include <features.h> ++ ++ .text ++ .global _start ++ .type _start, @function ++_start: ++ /* Clear the frame pointer and link register since this is the outermost frame. */ ++ mov r7, 0 ++ mov lr, 0 ++ ++ ld.w r11, sp++ /* argc */ ++ mov r10, sp /* &argv[0] */ ++ ++ st.w --sp, r10 /* stack_end */ ++ st.w --sp, r12 /* rtld_fini */ ++ ++#ifdef __PIC__ ++ lddpc r6, .L_GOT ++.L_RGOT: ++ rsub r6, pc ++ lda.w r9, _init ++ lda.w r8, _fini ++ lda.w r12, main ++ ++ /* Ok, now run uClibc's main() -- should not return */ ++ call __uClibc_main ++ ++ .align 2 ++.L_GOT: ++ .long .L_RGOT - _GLOBAL_OFFSET_TABLE_ ++#else ++ lddpc r9, __init_addr /* app_init */ ++ lddpc r8, __fini_addr /* app_fini */ ++ lddpc r12, __main_addr /* main */ ++ ++ /* Ok, now run uClibc's main() -- should not return */ ++ lddpc pc, ___uClibc_main_addr ++ ++ .align 2 ++__init_addr: ++ .long _init ++__fini_addr: ++ .long _fini ++__main_addr: ++ .long main ++___uClibc_main_addr: ++ .long __uClibc_main ++#endif ++ .size _start, . - _start ++ ++ /* ++ * The LSB says we need this. ++ */ ++ .section ".note.ABI-tag", "a" ++ .align 4 ++ .long 2f - 1f /* namesz */ ++ .long 4f - 3f /* descsz */ ++ .long 1 /* type */ ++1: .asciz "GNU" /* name */ ++2: .align 4 ++3: .long 0 /* Linux executable */ ++ .long 2,6,0 /* Earliest compatible kernel */ ++4: .align 4 +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/crti.S uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/crti.S +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/crti.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/crti.S 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,17 @@ ++ ++ .section .init ++ .align 2 ++ .global _init ++ .type _init, @function ++_init: ++ /* Use a four-byte instruction to avoid NOPs */ ++ stm --sp, r0-r7,lr ++ .align 2 ++ ++ .section .fini ++ .align 2 ++ .global _fini ++ .type _fini, @function ++_fini: ++ stm --sp, r0-r7,lr ++ .align 2 +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/crtn.S uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/crtn.S +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/crtn.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/crtn.S 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,14 @@ ++ ++ .section .init ++ .align 2 ++ .global _init ++ .type _init, @function ++ ldm sp++, r0-r7,pc ++ .size _init, . - _init ++ ++ .section .fini ++ .align 2 ++ .global _fini ++ .type _fini, @function ++ ldm sp++, r0-r7,pc ++ .size _fini, . - _fini +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/__longjmp.S uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/__longjmp.S +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/__longjmp.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/__longjmp.S 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,17 @@ ++/* longjmp for AVR32 ++ * ++ * Copyright (C) 2004 Atmel Norway AS ++ */ ++ ++ .global __longjmp ++ .type __longjmp,"function" ++ .align 1 ++__longjmp: ++ ldm r12++, r0,r1,r2,r3,r4,r5,r6,r7,r8,sp,lr ++ mov r12, r11 /* get the return value right */ ++ mustr r8 /* restore status register (lower half) */ ++ cp r12, 0 /* can't return zero */ ++ frs ++ moveq r12, 1 ++ mov pc,lr ++ .size __longjmp, . - __longjmp +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/Makefile uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/Makefile +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/Makefile 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/Makefile 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,93 @@ ++# Makefile for uClibc ++# ++# Copyright (C) 2000-2003 Erik Andersen <andersen@uclibc.org> ++# ++# This program is free software; you can redistribute it and/or modify it under ++# the terms of the GNU Library 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 Library General Public License for more ++# details. ++# ++# You should have received a copy of the GNU Library 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 ++ ++TOPDIR=../../../../ ++include $(TOPDIR)Rules.mak ++ASFLAGS=$(CFLAGS) ++ ++CRT_SRC = crt1.S ++CRT_OBJ = crt1.o ++SCRT_OBJ = $(patsubst %,S%, $(CRT_OBJ)) ++CTOR_TARGETS=$(TOPDIR)lib/crti.o $(TOPDIR)lib/crtn.o ++ ++SSRC=__longjmp.S setjmp.S bsd-setjmp.S vfork.S \ ++ bsd-_setjmp.S sigrestorer.S syscall.S ++SOBJS=$(patsubst %.S,%.o, $(SSRC)) ++ ++CSRC=clone.c brk.c sigaction.c mmap.c ++COBJS=$(patsubst %.c,%.o, $(CSRC)) ++ ++OBJS=$(SOBJS) $(COBJS) ++ ++OBJ_LIST=../../../obj.sysdeps.$(TARGET_ARCH) ++ ++all: $(OBJ_LIST) ++ ++$(OBJ_LIST): $(OBJS) $(CRT_OBJ) $(SCRT_OBJ) $(CTOR_TARGETS) ++ echo $(patsubst %, sysdeps/linux/$(TARGET_ARCH)/%, $(OBJS)) > $(OBJ_LIST) ++ $(INSTALL) -d $(TOPDIR)lib/ ++ cp $(CRT_OBJ) $(SCRT_OBJ) $(TOPDIR)lib/ ++ ++$(CRT_OBJ): $(CRT_SRC) ++ $(CC) $(ASFLAGS) -DL_$* $< -c -o $*.o ++ $(STRIPTOOL) -x -R .note -R .comment $*.o ++ ++$(SCRT_OBJ): $(CRT_SRC) ++ $(CC) $(ASFLAGS) $(PIEFLAG) -DL_$* $< -c -o $*.o ++ $(STRIPTOOL) -x -R .note -R .comment $*.o ++ ++$(SOBJS): %.o : %.S ++ $(CC) $(ASFLAGS) -c $< -o $@ ++ $(STRIPTOOL) -x -R .note -R .comment $*.o ++ ++$(COBJS): %.o : %.c ++ $(CC) $(CFLAGS) -c $< -o $@ ++ $(STRIPTOOL) -x -R .note -R .comment $*.o ++ ++ifeq ($(strip $(UCLIBC_CTOR_DTOR)),y) ++crti.o: crti.S ++ $(CC) $(ASFLAGS) -c crti.S -o crti.o ++ ++$(TOPDIR)lib/crti.o: crti.o ++ $(INSTALL) -d $(TOPDIR)lib/ ++ cp crti.o $(TOPDIR)lib/ ++ ++crtn.o: crtn.S ++ $(CC) $(ASFLAGS) -c crtn.S -o crtn.o ++ ++$(TOPDIR)lib/crtn.o: crtn.o ++ $(INSTALL) -d $(TOPDIR)lib/ ++ cp crtn.o $(TOPDIR)lib/ ++else ++$(TOPDIR)lib/crti.o: ++ $(INSTALL) -d $(TOPDIR)lib/ ++ $(AR) $(ARFLAGS) $(TOPDIR)lib/crti.o ++$(TOPDIR)lib/crtn.o: ++ $(INSTALL) -d $(TOPDIR)lib/ ++ $(AR) $(ARFLAGS) $(TOPDIR)lib/crtn.o ++endif ++ ++ ++headers: ++# $(LN) -fs ../libc/sysdeps/linux/avr32/fpu_control.h $(TOPDIR)/include/ ++ ++clean: ++ $(RM) *.[oa] *~ core ++ $(RM) bits/sysnum.h ++ $(RM) gmon-start.S ++ +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/_mmap.c uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/_mmap.c +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/_mmap.c 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/_mmap.c 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,33 @@ ++/* Copyright (C) 2005 Atmel Norway ++ ++ This program is free software; you can redistribute it and/or modify it under ++ the terms of the GNU Library 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 Library General Public License for more ++ details. ++ ++ You should have received a copy of the GNU Library 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 ++ ++ Derived in part from the Linux-8086 C library, the GNU C Library, and several ++ other sundry sources. Files within this library are copyright by their ++ respective copyright holders. ++ */ ++ ++#include <errno.h> ++#include <sys/mman.h> ++#include <sys/syscall.h> ++ ++#define __NR_mmap2 __NR_mmap ++ ++static _syscall6(__ptr_t, mmap2, __ptr_t, addr, size_t, len, int, prot, int, flags, int, fd, __off_t, pgoff); ++ ++__ptr_t mmap(__ptr_t addr, size_t len, int prot, int flags, int fd, __off_t offset) ++{ ++ return mmap2(addr, len, prot, flags, fd, offset >> 12); ++} +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/mmap.c uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/mmap.c +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/mmap.c 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/mmap.c 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,31 @@ ++/* Copyright (C) 2005 Atmel Norway ++ ++ This program is free software; you can redistribute it and/or modify it under ++ the terms of the GNU Library 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 Library General Public License for more ++ details. ++ ++ You should have received a copy of the GNU Library 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 ++ ++ Derived in part from the Linux-8086 C library, the GNU C Library, and several ++ other sundry sources. Files within this library are copyright by their ++ respective copyright holders. ++ */ ++ ++#include <errno.h> ++#include <sys/mman.h> ++#include <sys/syscall.h> ++ ++static _syscall6(__ptr_t, mmap2, __ptr_t, addr, size_t, len, int, prot, int, flags, int, fd, __off_t, pgoff); ++ ++__ptr_t mmap(__ptr_t addr, size_t len, int prot, int flags, int fd, __off_t offset) ++{ ++ return mmap2(addr, len, prot, flags, fd, offset >> 12); ++} +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/setjmp.S uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/setjmp.S +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/setjmp.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/setjmp.S 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,43 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway AS ++ */ ++#define _SETJMP_H ++#define _ASM ++#include <bits/setjmp.h> ++ ++ .text ++ ++ .global __sigsetjmp ++ .type __sigsetjmp,"function" ++ ++ /* Create a global, hidden symbol for use by setjmp() and _setjmp(). ++ If it's not hidden, the linker will complain about a relative ++ jump to a dynamic symbol when building a shared library. ++ ++ Also, if a user overrides the __sigsetjmp function, he might not ++ expect the setjmp() and _setjmp() function to effectively be ++ overridden as well. */ ++ .global __sigsetjmp_internal ++ .hidden __sigsetjmp_internal ++ .type __sigsetjmp_internal,"function" ++ .align 1 ++__sigsetjmp: ++__sigsetjmp_internal: ++ mustr r8 ++ stm r12, r0,r1,r2,r3,r4,r5,r6,r7,r8,sp,lr ++ ++ /* Make a tail call to __sigjmp_save; it takes the same args. */ ++#ifdef __PIC__ ++ mov r9, r6 ++ lddpc r6, .LG ++.L1: rsub r6, pc ++ ld.w r8, r6[__sigjmp_save@got] ++ mov r6, r9 ++ mov pc, r8 ++ ++ .align 2 ++.LG: .long .L1 - _GLOBAL_OFFSET_TABLE_ ++#else ++ rjmp __sigjmp_save ++#endif ++ .size __sigsetjmp, . - __sigsetjmp +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/sigaction.c uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/sigaction.c +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/sigaction.c 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/sigaction.c 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,49 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway AS ++ */ ++#include <errno.h> ++#include <signal.h> ++#include <string.h> ++#include <sys/syscall.h> ++#include <bits/kernel_sigaction.h> ++ ++#define SA_RESTORER 0x04000000 ++extern void __default_rt_sa_restorer(void); ++ ++/* ++ * If act is not NULL, change the action for sig to *act. ++ * If oact is not NULL, put the old action for sig in *oact. ++ */ ++int __libc_sigaction(int signum, const struct sigaction *act, ++ struct sigaction *oldact) ++{ ++ struct kernel_sigaction kact, koact; ++ int result; ++ ++ if (act) { ++ kact.k_sa_handler = act->sa_handler; ++ memcpy(&kact.sa_mask, &act->sa_mask, sizeof (kact.sa_mask)); ++ kact.sa_flags = act->sa_flags; ++ if (kact.sa_flags & (SA_RESTORER | SA_ONSTACK)) ++ kact.sa_restorer = act->sa_restorer; ++ else ++ kact.sa_restorer = __default_rt_sa_restorer; ++ kact.sa_flags |= SA_RESTORER; ++ } ++ ++ result = __syscall_rt_sigaction(signum, act ? __ptrvalue(&kact) : NULL, ++ oldact ? __ptrvalue(&koact) : NULL, ++ _NSIG / 8); ++ ++ if (oldact && result >= 0) { ++ oldact->sa_handler = koact.k_sa_handler; ++ memcpy(&oldact->sa_mask, &koact.sa_mask, ++ sizeof(oldact->sa_mask)); ++ oldact->sa_flags = koact.sa_flags; ++ oldact->sa_restorer = koact.sa_restorer; ++ } ++ ++ return result; ++} ++ ++weak_alias(__libc_sigaction, sigaction) +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/sigrestorer.S uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/sigrestorer.S +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/sigrestorer.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/sigrestorer.S 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,11 @@ ++/* ++ * Copyright (C) 2004 Atmel Norway AS ++ */ ++#include <sys/syscall.h> ++ ++ .global __default_rt_sa_restorer ++ .type __default_rt_sa_restorer,"function" ++ .align 1 ++__default_rt_sa_restorer: ++ mov r8, __NR_rt_sigreturn ++ scall +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/elf.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/sys/elf.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/elf.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/sys/elf.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,26 @@ ++/* Copyright (C) 1996, 1997, 1999, 2001 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library 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 ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, write to the Free ++ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA ++ 02111-1307 USA. */ ++ ++#ifndef _SYS_ELF_H ++#define _SYS_ELF_H 1 ++ ++#warning "This header is obsolete; use <sys/procfs.h> instead." ++ ++#include <sys/procfs.h> ++ ++#endif /* sys/elf.h */ +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/io.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/sys/io.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/io.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/sys/io.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,48 @@ ++/* Copyright (C) 1996, 1998, 1999 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library 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 ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, write to the Free ++ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA ++ 02111-1307 USA. */ ++ ++#ifndef _SYS_IO_H ++ ++#define _SYS_IO_H 1 ++#include <features.h> ++ ++__BEGIN_DECLS ++ ++/* If TURN_ON is TRUE, request for permission to do direct i/o on the ++ port numbers in the range [FROM,FROM+NUM-1]. Otherwise, turn I/O ++ permission off for that range. This call requires root privileges. */ ++extern int ioperm (unsigned long int __from, unsigned long int __num, ++ int __turn_on) __THROW; ++ ++/* Set the I/O privilege level to LEVEL. If LEVEL is nonzero, ++ permission to access any I/O port is granted. This call requires ++ root privileges. */ ++extern int iopl (int __level) __THROW; ++ ++/* The functions that actually perform reads and writes. */ ++extern unsigned char inb (unsigned long int port) __THROW; ++extern unsigned short int inw (unsigned long int port) __THROW; ++extern unsigned long int inl (unsigned long int port) __THROW; ++ ++extern void outb (unsigned char value, unsigned long int port) __THROW; ++extern void outw (unsigned short value, unsigned long int port) __THROW; ++extern void outl (unsigned long value, unsigned long int port) __THROW; ++ ++__END_DECLS ++ ++#endif /* _SYS_IO_H */ +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/procfs.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/sys/procfs.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/procfs.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/sys/procfs.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,123 @@ ++/* Copyright (C) 1996, 1997, 1999, 2001 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library 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 ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, write to the Free ++ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA ++ 02111-1307 USA. */ ++ ++#ifndef _SYS_PROCFS_H ++#define _SYS_PROCFS_H 1 ++ ++/* This is somewhat modelled after the file of the same name on SVR4 ++ systems. It provides a definition of the core file format for ELF ++ used on Linux. It doesn't have anything to do with the /proc file ++ system, even though Linux has one. ++ ++ Anyway, the whole purpose of this file is for GDB and GDB only. ++ Don't read too much into it. Don't use it for anything other than ++ GDB unless you know what you are doing. */ ++ ++#include <features.h> ++#include <sys/time.h> ++#include <sys/types.h> ++#include <sys/user.h> ++ ++__BEGIN_DECLS ++ ++/* Type for a general-purpose register. */ ++typedef unsigned long elf_greg_t; ++ ++/* And the whole bunch of them. We could have used `struct ++ user_regs' directly in the typedef, but tradition says that ++ the register set is an array, which does have some peculiar ++ semantics, so leave it that way. */ ++#define ELF_NGREG (sizeof (struct user_regs) / sizeof(elf_greg_t)) ++typedef elf_greg_t elf_gregset_t[ELF_NGREG]; ++ ++/* Register set for the floating-point registers. */ ++typedef struct user_fpregs elf_fpregset_t; ++ ++/* Signal info. */ ++struct elf_siginfo ++ { ++ int si_signo; /* Signal number. */ ++ int si_code; /* Extra code. */ ++ int si_errno; /* Errno. */ ++ }; ++ ++/* Definitions to generate Intel SVR4-like core files. These mostly ++ have the same names as the SVR4 types with "elf_" tacked on the ++ front to prevent clashes with Linux definitions, and the typedef ++ forms have been avoided. This is mostly like the SVR4 structure, ++ but more Linuxy, with things that Linux does not support and which ++ GDB doesn't really use excluded. */ ++ ++struct elf_prstatus ++ { ++ struct elf_siginfo pr_info; /* Info associated with signal. */ ++ short int pr_cursig; /* Current signal. */ ++ unsigned long int pr_sigpend; /* Set of pending signals. */ ++ unsigned long int pr_sighold; /* Set of held signals. */ ++ __pid_t pr_pid; ++ __pid_t pr_ppid; ++ __pid_t pr_pgrp; ++ __pid_t pr_sid; ++ struct timeval pr_utime; /* User time. */ ++ struct timeval pr_stime; /* System time. */ ++ struct timeval pr_cutime; /* Cumulative user time. */ ++ struct timeval pr_cstime; /* Cumulative system time. */ ++ elf_gregset_t pr_reg; /* GP registers. */ ++ int pr_fpvalid; /* True if math copro being used. */ ++ }; ++ ++ ++#define ELF_PRARGSZ (80) /* Number of chars for args. */ ++ ++struct elf_prpsinfo ++ { ++ char pr_state; /* Numeric process state. */ ++ char pr_sname; /* Char for pr_state. */ ++ char pr_zomb; /* Zombie. */ ++ char pr_nice; /* Nice val. */ ++ unsigned long int pr_flag; /* Flags. */ ++ unsigned short int pr_uid; ++ unsigned short int pr_gid; ++ int pr_pid, pr_ppid, pr_pgrp, pr_sid; ++ /* Lots missing */ ++ char pr_fname[16]; /* Filename of executable. */ ++ char pr_psargs[ELF_PRARGSZ]; /* Initial part of arg list. */ ++ }; ++ ++/* The rest of this file provides the types for emulation of the ++ Solaris <proc_service.h> interfaces that should be implemented by ++ users of libthread_db. */ ++ ++/* Addresses. */ ++typedef void *psaddr_t; ++ ++/* Register sets. Linux has different names. */ ++typedef elf_gregset_t prgregset_t; ++typedef elf_fpregset_t prfpregset_t; ++ ++/* We don't have any differences between processes and threads, ++ therefore have only one PID type. */ ++typedef __pid_t lwpid_t; ++ ++/* Process status and info. In the end we do provide typedefs for them. */ ++typedef struct elf_prstatus prstatus_t; ++typedef struct elf_prpsinfo prpsinfo_t; ++ ++__END_DECLS ++ ++#endif /* sys/procfs.h */ +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/ucontext.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/sys/ucontext.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/ucontext.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/sys/ucontext.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,94 @@ ++/* Copyright (C) 1998, 1999, 2001 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library 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 ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, write to the Free ++ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA ++ 02111-1307 USA. */ ++ ++/* Linux/AVR32 ABI compliant context switching support. */ ++ ++#ifndef _SYS_UCONTEXT_H ++#define _SYS_UCONTEXT_H 1 ++ ++#include <features.h> ++#include <signal.h> ++#include <sys/procfs.h> ++#include <bits/sigcontext.h> ++ ++typedef int greg_t; ++ ++/* Number of general registers. */ ++#define NGREG 16 ++ ++/* Container for all general registers. */ ++typedef elf_gregset_t gregset_t; ++ ++/* Number of each register is the `gregset_t' array. */ ++enum ++{ ++ R0 = 0, ++#define R0 R0 ++ R1 = 1, ++#define R1 R1 ++ R2 = 2, ++#define R2 R2 ++ R3 = 3, ++#define R3 R3 ++ R4 = 4, ++#define R4 R4 ++ R5 = 5, ++#define R5 R5 ++ R6 = 6, ++#define R6 R6 ++ R7 = 7, ++#define R7 R7 ++ R8 = 8, ++#define R8 R8 ++ R9 = 9, ++#define R9 R9 ++ R10 = 10, ++#define R10 R10 ++ R11 = 11, ++#define R11 R11 ++ R12 = 12, ++#define R12 R12 ++ R13 = 13, ++#define R13 R13 ++ R14 = 14, ++#define R14 R14 ++ R15 = 15 ++#define R15 R15 ++}; ++ ++/* Structure to describe FPU registers. */ ++typedef elf_fpregset_t fpregset_t; ++ ++/* Context to describe whole processor state. */ ++typedef struct ++ { ++ gregset_t gregs; ++ fpregset_t fpregs; ++ } mcontext_t; ++ ++/* Userlevel context. */ ++typedef struct ucontext ++{ ++ unsigned long uc_flags; ++ struct ucontext *uc_link; ++ stack_t uc_stack; ++ struct sigcontext uc_mcontext; ++ sigset_t uc_sigmask; /* mask last for extensibility */ ++} ucontext_t; ++ ++#endif /* sys/ucontext.h */ +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/user.h uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/sys/user.h +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/user.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/sys/user.h 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,46 @@ ++#ifndef _SYS_USER_H ++#define _SYS_USER_H ++ ++struct user_fpregs ++{ ++ ++}; ++ ++struct user_regs ++{ ++ unsigned long sr; ++ unsigned long pc; ++ unsigned long lr; ++ unsigned long sp; ++ unsigned long r12; ++ unsigned long r11; ++ unsigned long r10; ++ unsigned long r9; ++ unsigned long r8; ++ unsigned long r7; ++ unsigned long r6; ++ unsigned long r5; ++ unsigned long r4; ++ unsigned long r3; ++ unsigned long r2; ++ unsigned long r1; ++ unsigned long r0; ++ unsigned long r12_orig; ++}; ++ ++struct user ++{ ++ struct user_regs regs; /* general registers */ ++ size_t u_tsize; /* text size (pages) */ ++ size_t u_dsize; /* data size (pages) */ ++ size_t u_ssize; /* stack size (pages) */ ++ unsigned long start_code; /* text starting address */ ++ unsigned long start_data; /* data starting address */ ++ unsigned long start_stack; /* stack starting address */ ++ long int signal; /* signal causing core dump */ ++ struct user_regs * u_ar0; /* help gdb find registers */ ++ unsigned long magic; /* identifies a core file */ ++ char u_comm[32]; /* user command name */ ++}; ++ ++#endif /* _SYS_USER_H */ +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/syscall.S uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/syscall.S +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/syscall.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/syscall.S 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,81 @@ ++/* ++ * syscall for AVR32/uClibc ++ * ++ * Copyright (C) 2004 Atmel Norway ++ * ++ * This program is free software; you can redistribute it and/or modify it ++ * under the terms of the GNU Library 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 Library General Public License ++ * for more details. ++ * ++ * You should have received a copy of the GNU Library 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 <features.h> ++ ++ .text ++ ++ /* ++ * long int syscall(long int sysno, ...) ++ */ ++ .global syscall ++ .type syscall, @function ++ .align 2 ++syscall: ++ stm --sp, r3,r5,lr ++ sub lr, sp, -12 ++ mov r8, r12 ++ ldm lr, r3,r5,r9-r12 ++ scall ++ cp.w r12, -4095 ++ brlo .Ldone ++ ++#ifdef __PIC__ ++ lddpc r5, .Lgot ++.Lgotcalc: ++ rsub r5, pc ++# ifdef __UCLIBC_HAS_THREADS__ ++ mov r3, r12 ++ mcall r5[__errno_location@got] ++ st.w r12[0], r3 ++# else ++ ld.w r3, r5[errno@got] ++ st.w r3[0], r12 ++# endif ++#else ++# ifdef __UCLIBC_HAS_THREADS__ ++ mov r3, r12 ++ mcall .Lerrno_location ++ st.w r12[0], r3 ++# else ++ lddpc r3, .Lerrno ++ st.w r3[0], r12 ++# endif ++#endif ++ mov r12, -1 ++ ++.Ldone: ++ ldm sp++, r3,r5,pc ++ ++ .align 2 ++#ifdef __PIC__ ++.Lgot: ++ .long .Lgotcalc - _GLOBAL_OFFSET_TABLE_ ++#else ++# ifdef __UCLIBC_HAS_THREADS__ ++.Lerrno_location: ++ .long __errno_location ++# else ++.Lerrno: ++ .long errno ++# endif ++#endif ++ ++ ++ .size syscall, . - syscall +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/avr32/vfork.S uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/vfork.S +--- uClibc-0.9.28/libc/sysdeps/linux/avr32/vfork.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/avr32/vfork.S 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,55 @@ ++ /* ++ * vfork for uClibc ++ * ++ * Copyright (C) 2005 Atmel Norway ++ */ ++ ++ /* ++ * Clone the process without copying the address space. The ++ * calling process is suspended until the child either exits ++ * or calls execve. ++ * ++ * This all means that we cannot rely on the stack to store ++ * away registers, since they will be overwritten by the child ++ * as soon as it makes another function call (e.g. execve()). ++ * Fortunately, the Linux kernel preserves LR across system calls. ++ */ ++#include <features.h> ++#include <sys/syscall.h> ++ ++ .global __vfork ++ .type __vfork,@function ++ .align 1 ++__vfork: ++ mov r8, __NR_vfork ++ scall ++ cp.w r12, -4096 ++ retls r12 ++ ++ /* vfork failed, so we may use the stack freely */ ++ pushm r4-r7,lr ++#ifdef __PIC__ ++ lddpc r6, .L_GOT ++ rsub r4, r12, 0 ++.L_RGOT: ++ rsub r6, pc ++ mcall r6[__errno_location@got] ++#else ++ rsub r4, r12, 0 ++ mcall .L__errno_location ++#endif ++ st.w r12[0], r4 ++ popm r4-r7,pc,r12=-1 ++ ++ .align 2 ++#ifdef __PIC__ ++.L_GOT: ++ .long .L_RGOT - _GLOBAL_OFFSET_TABLE_ ++#else ++.L__errno_location: ++ .long __errno_location ++#endif ++ .size __vfork, . - __vfork ++ ++ .weak vfork ++ vfork = __vfork +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/common/create_module.c uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/common/create_module.c +--- uClibc-0.9.28/libc/sysdeps/linux/common/create_module.c 2005-08-18 00:49:42.000000000 +0200 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/common/create_module.c 2006-06-21 11:35:57.000000000 +0200 +@@ -61,7 +61,8 @@ + { + return __create_module(name, size, 0, 0); + } +-#else ++/* create_module is obsolete in Linux 2.6, so AVR32 doesn't have it */ ++#elif !defined(__avr32__) + /* Sparc, MIPS, etc don't mistake return values for errors. */ + _syscall2(unsigned long, create_module, const char *, name, size_t, size); + #endif +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/common/getrusage.c uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/common/getrusage.c +--- uClibc-0.9.28/libc/sysdeps/linux/common/getrusage.c 2005-08-18 00:49:42.000000000 +0200 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/common/getrusage.c 2006-06-21 11:35:56.000000000 +0200 +@@ -10,4 +10,4 @@ + #include "syscalls.h" + #include <unistd.h> + #include <wait.h> +-_syscall2(int, getrusage, int, who, struct rusage *, usage); ++_syscall2(int, getrusage, __rusage_who_t, who, struct rusage *, usage); +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/common/open64.c uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/common/open64.c +--- uClibc-0.9.28/libc/sysdeps/linux/common/open64.c 2005-08-18 00:49:42.000000000 +0200 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/common/open64.c 2006-06-21 11:35:56.000000000 +0200 +@@ -26,7 +26,7 @@ + #endif + + #ifdef __UCLIBC_HAS_LFS__ +-extern int __libc_open (__const char *file, int oflag, mode_t mode); ++extern int __libc_open (__const char *file, int oflag, ...); + + /* Open FILE with access OFLAG. If OFLAG includes O_CREAT, + a third argument is the file protection. */ +diff -Nur uClibc-0.9.28/libc/sysdeps/linux/common/__syscall_fcntl.c uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/common/__syscall_fcntl.c +--- uClibc-0.9.28/libc/sysdeps/linux/common/__syscall_fcntl.c 2005-08-18 00:49:42.000000000 +0200 ++++ uClibc-0.9.28-avr32-20060621/libc/sysdeps/linux/common/__syscall_fcntl.c 2006-06-21 11:35:56.000000000 +0200 +@@ -12,7 +12,7 @@ + #include <fcntl.h> + + #if defined __UCLIBC_HAS_LFS__ && defined __NR_fcntl64 +-extern int __libc_fcntl64(int fd, int cmd, long arg); ++extern int __libc_fcntl64(int fd, int cmd, ...); + #endif + + #define __NR___syscall_fcntl __NR_fcntl +diff -Nur uClibc-0.9.28/libpthread/linuxthreads/sysdeps/avr32/pt-machine.h uClibc-0.9.28-avr32-20060621/libpthread/linuxthreads/sysdeps/avr32/pt-machine.h +--- uClibc-0.9.28/libpthread/linuxthreads/sysdeps/avr32/pt-machine.h 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/libpthread/linuxthreads/sysdeps/avr32/pt-machine.h 2006-06-21 11:35:57.000000000 +0200 +@@ -0,0 +1,92 @@ ++/* Machine-dependent pthreads configuration and inline functions. ++ ++ Copyright (C) 2005 Atmel Norway ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public License as ++ published by the Free Software Foundation; either version 2.1 of the ++ License, or (at your option) any later version. ++ ++ The GNU C Library 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 ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; see the file COPYING.LIB. If not, ++ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, ++ Boston, MA 02111-1307, USA. */ ++ ++#ifndef _PT_MACHINE_H ++#define _PT_MACHINE_H 1 ++ ++#include <features.h> ++ ++static inline int ++_test_and_set (int *p, int v) __THROW ++{ ++ int result; ++ ++ __asm__ __volatile__( ++ "/* Inline test and set */\n" ++ "1: ssrf 5\n" ++ " ld.w %0, %2\n" ++ " tst %0, %3\n" ++ " breq 2f\n" ++ " stcond %1, %3\n" ++ " brne 1b\n" ++ "2:" ++ : "=&r"(result), "=m"(*p) ++ : "m"(*p), "r"(v) ++ : "memory", "cc"); ++ ++ return result; ++} ++ ++#ifndef PT_EI ++# define PT_EI extern inline ++#endif ++ ++extern long int testandset (int *spinlock); ++extern int __compare_and_swap (long int *p, long int oldval, long int newval); ++ ++/* Spinlock implementation; required. */ ++PT_EI long int ++testandset (int *spinlock) ++{ ++ return _test_and_set(spinlock, 1); ++} ++ ++ ++/* Get some notion of the current stack. Need not be exactly the top ++ of the stack, just something somewhere in the current frame. */ ++#define CURRENT_STACK_FRAME stack_pointer ++register char * stack_pointer __asm__ ("sp"); ++ ++/* Compare-and-swap for semaphores. */ ++ ++#define HAS_COMPARE_AND_SWAP ++PT_EI int ++__compare_and_swap(long int *p, long int oldval, long int newval) ++{ ++ long int result, tmp; ++ ++ __asm__ __volatile__( ++ "/* Inline compare and swap */\n" ++ "1: ssrf 5\n" ++ " ld.w %1, %3\n" ++ " cp.w %1, %5\n" ++ " sreq %0\n" ++ " brne 2f\n" ++ " stcond %2, %4\n" ++ " brne 1b\n" ++ "2:" ++ : "=&r"(result), "=&r"(tmp), "=m"(*p) ++ : "m"(*p), "r"(newval), "r"(oldval) ++ : "cc", "memory"); ++ ++ return result; ++} ++ ++#endif /* pt-machine.h */ +diff -Nur uClibc-0.9.28/Makefile uClibc-0.9.28-avr32-20060621/Makefile +--- uClibc-0.9.28/Makefile 2005-08-18 00:49:49.000000000 +0200 ++++ uClibc-0.9.28-avr32-20060621/Makefile 2006-06-21 11:35:57.000000000 +0200 +@@ -163,7 +163,7 @@ + else \ + extra_exclude="" ; \ + fi ; \ +- tar -chf - include --exclude .svn --exclude CVS $$extra_exclude \ ++ tar -chf - --exclude .svn --exclude CVS $$extra_exclude include \ + | tar -xf - -C $(PREFIX)$(DEVEL_PREFIX) + ifneq ($(strip $(UCLIBC_HAS_FLOATS)),y) + # Remove floating point related headers since float support is disabled. +diff -Nur uClibc-0.9.28/Rules.mak uClibc-0.9.28-avr32-20060621/Rules.mak +--- uClibc-0.9.28/Rules.mak 2005-08-18 00:49:49.000000000 +0200 ++++ uClibc-0.9.28-avr32-20060621/Rules.mak 2006-06-21 11:35:57.000000000 +0200 +@@ -231,6 +231,10 @@ + UCLIBC_LDSO=ld.so.1 + endif + ++ifeq ($(strip $(TARGET_ARCH)),avr32) ++ CPU_CFLAGS-$(CONFIG_AP7000) += -mcpu=ap7000 ++endif ++ + # Keep the check_gcc from being needlessly executed + ifndef PIEFLAG + ifneq ($(UCLIBC_BUILD_PIE),y) +@@ -266,7 +270,11 @@ + # If -msoft-float isn't supported, we want an error anyway. + # Hmm... might need to revisit this for arm since it has 2 different + # soft float encodings. ++ifeq ($(strip $(TARGET_ARCH)),avr32) ++# GCC on avr32 doesn't support -msoft-float, it's the default. ++else + CPU_CFLAGS += -msoft-float ++endif + ifeq ($(strip $(TARGET_ARCH)),arm) + # No longer needed with current toolchains, but leave it here for now. + # If anyone is actually still using gcc 2.95 (say), they can uncomment it. +diff -Nur uClibc-0.9.28/Rules.mak.orig uClibc-0.9.28-avr32-20060621/Rules.mak.orig +--- uClibc-0.9.28/Rules.mak.orig 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.28-avr32-20060621/Rules.mak.orig 2006-06-21 11:35:56.000000000 +0200 +@@ -0,0 +1,358 @@ ++# Rules.make for uClibc ++# ++# Copyright (C) 2000 by Lineo, inc. ++# Copyright (C) 2000-2002 Erik Andersen <andersen@uclibc.org> ++# ++# This program is free software; you can redistribute it and/or modify it under ++# the terms of the GNU Library 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 Library General Public License for more ++# details. ++# ++# You should have received a copy of the GNU Library 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 ++ ++ ++#----------------------------------------------------------- ++# This file contains rules which are shared between multiple ++# Makefiles. All normal configuration options live in the ++# file named ".config". Don't mess with this file unless ++# you know what you are doing. ++ ++ ++#----------------------------------------------------------- ++# If you are running a cross compiler, you will want to set ++# 'CROSS' to something more interesting ... Target ++# architecture is determined by asking the CC compiler what ++# arch it compiles things for, so unless your compiler is ++# broken, you should not need to specify TARGET_ARCH. ++# ++# Most people will set this stuff on the command line, i.e. ++# make CROSS=arm-linux- ++# will build uClibc for 'arm'. ++ ++ifndef CROSS ++CROSS= ++endif ++CC = $(CROSS)gcc ++AR = $(CROSS)ar ++LD = $(CROSS)ld ++NM = $(CROSS)nm ++RANLIB = $(CROSS)ranlib ++STRIPTOOL = $(CROSS)strip ++ ++INSTALL = install ++LN = ln ++RM = rm -f ++ ++# Select the compiler needed to build binaries for your development system ++HOSTCC = gcc ++HOSTCFLAGS = -O2 -Wall ++ ++ ++#--------------------------------------------------------- ++# Nothing beyond this point should ever be touched by mere ++# mortals. Unless you hang out with the gods, you should ++# probably leave all this stuff alone. ++MAJOR_VERSION := 0 ++MINOR_VERSION := 9 ++SUBLEVEL := 28 ++VERSION := $(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL) ++# Ensure consistent sort order, 'gcc -print-search-dirs' behavior, etc. ++LC_ALL := C ++export MAJOR_VERSION MINOR_VERSION SUBLEVEL VERSION LC_ALL ++ ++SHARED_FULLNAME:=libuClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so ++SHARED_MAJORNAME:=libc.so.$(MAJOR_VERSION) ++UCLIBC_LDSO:=ld-uClibc.so.$(MAJOR_VERSION) ++LIBNAME:=libc.a ++LIBC:=$(TOPDIR)libc/$(LIBNAME) ++ ++# Make sure DESTDIR and PREFIX can be used to install ++# PREFIX is a uClibcism while DESTDIR is a common GNUism ++ifndef PREFIX ++PREFIX = $(DESTDIR) ++endif ++ ++# Pull in the user's uClibc configuration ++ifeq ($(filter $(noconfig_targets),$(MAKECMDGOALS)),) ++-include $(TOPDIR).config ++endif ++ ++ifndef CROSS ++CROSS=$(subst ",, $(strip $(CROSS_COMPILER_PREFIX))) ++endif ++ ++# A nifty macro to make testing gcc features easier ++check_gcc=$(shell \ ++ if $(CC) $(1) -S -o /dev/null -xc /dev/null > /dev/null 2>&1; \ ++ then echo "$(1)"; else echo "$(2)"; fi) ++check_as=$(shell \ ++ if $(CC) -Wa,$(1) -Wa,-Z -c -o /dev/null -xassembler /dev/null > /dev/null 2>&1; \ ++ then echo "-Wa,$(1)"; fi) ++ ++# Setup some shortcuts so that silent mode is silent like it should be ++ifeq ($(subst s,,$(MAKEFLAGS)),$(MAKEFLAGS)) ++export MAKE_IS_SILENT=n ++SECHO=@echo ++SHELL_SET_X=set -x ++else ++export MAKE_IS_SILENT=y ++SECHO=-@false ++SHELL_SET_X=set +x ++endif ++ ++# Make certain these contain a final "/", but no "//"s. ++TARGET_ARCH:=$(shell grep -s ^TARGET_ARCH $(TOPDIR)/.config | sed -e 's/^TARGET_ARCH=//' -e 's/"//g') ++RUNTIME_PREFIX:=$(strip $(subst //,/, $(subst ,/, $(subst ",, $(strip $(RUNTIME_PREFIX)))))) ++DEVEL_PREFIX:=$(strip $(subst //,/, $(subst ,/, $(subst ",, $(strip $(DEVEL_PREFIX)))))) ++export RUNTIME_PREFIX DEVEL_PREFIX ++ ++ARFLAGS:=cr ++ ++OPTIMIZATION:= ++PICFLAG:=-fPIC ++PIEFLAG_NAME:=-fPIE ++ ++# Some nice CPU specific optimizations ++ifeq ($(strip $(TARGET_ARCH)),i386) ++ OPTIMIZATION+=$(call check_gcc,-mpreferred-stack-boundary=2,) ++ OPTIMIZATION+=$(call check_gcc,-falign-jumps=0 -falign-loops=0,-malign-jumps=0 -malign-loops=0) ++ CPU_CFLAGS-$(CONFIG_386)+=-march=i386 ++ CPU_CFLAGS-$(CONFIG_486)+=-march=i486 ++ CPU_CFLAGS-$(CONFIG_ELAN)+=-march=i486 ++ CPU_CFLAGS-$(CONFIG_586)+=-march=i586 ++ CPU_CFLAGS-$(CONFIG_586MMX)+=$(call check_gcc,-march=pentium-mmx,-march=i586) ++ CPU_CFLAGS-$(CONFIG_686)+=-march=i686 ++ CPU_CFLAGS-$(CONFIG_PENTIUMII)+=$(call check_gcc,-march=pentium2,-march=i686) ++ CPU_CFLAGS-$(CONFIG_PENTIUMIII)+=$(call check_gcc,-march=pentium3,-march=i686) ++ CPU_CFLAGS-$(CONFIG_PENTIUM4)+=$(call check_gcc,-march=pentium4,-march=i686) ++ CPU_CFLAGS-$(CONFIG_K6)+=$(call check_gcc,-march=k6,-march=i586) ++ CPU_CFLAGS-$(CONFIG_K7)+=$(call check_gcc,-march=athlon,-malign-functions=4 -march=i686) ++ CPU_CFLAGS-$(CONFIG_CRUSOE)+=-march=i686 -malign-functions=0 -malign-jumps=0 -malign-loops=0 ++ CPU_CFLAGS-$(CONFIG_WINCHIPC6)+=$(call check_gcc,-march=winchip-c6,-march=i586) ++ CPU_CFLAGS-$(CONFIG_WINCHIP2)+=$(call check_gcc,-march=winchip2,-march=i586) ++ CPU_CFLAGS-$(CONFIG_CYRIXIII)+=$(call check_gcc,-march=c3,-march=i486) -malign-functions=0 -malign-jumps=0 -malign-loops=0 ++ CPU_CFLAGS-$(CONFIG_NEHEMIAH)+=$(call check_gcc,-march=c3-2,-march=i686) ++endif ++ ++ifeq ($(strip $(TARGET_ARCH)),arm) ++ OPTIMIZATION+=-fstrict-aliasing ++ CPU_LDFLAGS-$(ARCH_LITTLE_ENDIAN)+=-EL ++ CPU_LDFLAGS-$(ARCH_BIG_ENDIAN)+=-EB ++ CPU_CFLAGS-$(ARCH_LITTLE_ENDIAN)+=-mlittle-endian ++ CPU_CFLAGS-$(ARCH_BIG_ENDIAN)+=-mbig-endian ++ CPU_CFLAGS-$(CONFIG_GENERIC_ARM)+= ++ CPU_CFLAGS-$(CONFIG_ARM610)+=-mtune=arm610 -march=armv3 ++ CPU_CFLAGS-$(CONFIG_ARM710)+=-mtune=arm710 -march=armv3 ++ CPU_CFLAGS-$(CONFIG_ARM720T)+=-mtune=arm7tdmi -march=armv4 ++ CPU_CFLAGS-$(CONFIG_ARM920T)+=-mtune=arm9tdmi -march=armv4 ++ CPU_CFLAGS-$(CONFIG_ARM922T)+=-mtune=arm9tdmi -march=armv4 ++ CPU_CFLAGS-$(CONFIG_ARM926T)+=-mtune=arm9tdmi -march=armv5 ++ CPU_CFLAGS-$(CONFIG_ARM1136JF_S)+=-mtune=arm1136jf-s -march=armv6 ++ CPU_CFLAGS-$(CONFIG_ARM_SA110)+=-mtune=strongarm110 -march=armv4 ++ CPU_CFLAGS-$(CONFIG_ARM_SA1100)+=-mtune=strongarm1100 -march=armv4 ++ CPU_CFLAGS-$(CONFIG_ARM_XSCALE)+=$(call check_gcc,-mtune=xscale,-mtune=strongarm110) ++ CPU_CFLAGS-$(CONFIG_ARM_XSCALE)+=-march=armv4 -Wa,-mcpu=xscale ++endif ++ ++ifeq ($(strip $(TARGET_ARCH)),mips) ++ CPU_CFLAGS-$(CONFIG_MIPS_ISA_1)+=-mips1 ++ CPU_CFLAGS-$(CONFIG_MIPS_ISA_2)+=-mips2 -mtune=mips2 ++ CPU_CFLAGS-$(CONFIG_MIPS_ISA_3)+=-mips3 -mtune=mips3 ++ CPU_CFLAGS-$(CONFIG_MIPS_ISA_4)+=-mips4 -mtune=mips4 ++ CPU_CFLAGS-$(CONFIG_MIPS_ISA_MIPS32)+=-mips32 -mtune=mips32 ++ CPU_CFLAGS-$(CONFIG_MIPS_ISA_MIPS64)+=-mips64 -mtune=mips32 ++endif ++ ++ifeq ($(strip $(TARGET_ARCH)),sh) ++ OPTIMIZATION+=-fstrict-aliasing ++ OPTIMIZATION+= $(call check_gcc,-mprefergot,) ++ CPU_LDFLAGS-$(ARCH_LITTLE_ENDIAN)+=-EL ++ CPU_LDFLAGS-$(ARCH_BIG_ENDIAN)+=-EB ++ CPU_CFLAGS-$(ARCH_LITTLE_ENDIAN)+=-ml ++ CPU_CFLAGS-$(ARCH_BIG_ENDIAN)+=-mb ++ CPU_CFLAGS-$(CONFIG_SH2)+=-m2 ++ CPU_CFLAGS-$(CONFIG_SH3)+=-m3 ++ifeq ($(strip $(UCLIBC_HAS_FLOATS)),y) ++ CPU_CFLAGS-$(CONFIG_SH2A)+=-m2a ++ CPU_CFLAGS-$(CONFIG_SH4)+=-m4 ++else ++ CPU_CFLAGS-$(CONFIG_SH2A)+=-m2a-nofpu ++ CPU_CFLAGS-$(CONFIG_SH4)+=-m4-nofpu ++endif ++endif ++ ++ifeq ($(strip $(TARGET_ARCH)),sh64) ++ OPTIMIZATION+=-fstrict-aliasing ++ CPU_LDFLAGS-$(ARCH_LITTLE_ENDIAN):=-EL ++ CPU_LDFLAGS-$(ARCH_BIG_ENDIAN):=-EB ++ CPU_CFLAGS-$(ARCH_LITTLE_ENDIAN):=-ml ++ CPU_CFLAGS-$(ARCH_BIG_ENDIAN):=-mb ++ CPU_CFLAGS-$(CONFIG_SH5)+=-m5-32media ++endif ++ ++ifeq ($(strip $(TARGET_ARCH)),h8300) ++ CPU_LDFLAGS-$(CONFIG_H8300H)+= -ms8300h ++ CPU_LDFLAGS-$(CONFIG_H8S) += -ms8300s ++ CPU_CFLAGS-$(CONFIG_H8300H) += -mh -mint32 -fsigned-char ++ CPU_CFLAGS-$(CONFIG_H8S) += -ms -mint32 -fsigned-char ++endif ++ ++ifeq ($(strip $(TARGET_ARCH)),cris) ++ CPU_LDFLAGS-$(CONFIG_CRIS)+=-mcrislinux ++ CPU_CFLAGS-$(CONFIG_CRIS)+=-mlinux ++ PICFLAG:=-fpic ++ PIEFLAG_NAME:=-fpie ++endif ++ ++ifeq ($(strip $(TARGET_ARCH)),powerpc) ++# PowerPC can hold 8192 entries in its GOT with -fpic which is more than ++# enough. Therefore use -fpic which will reduce code size and generates ++# faster code. ++ PICFLAG:=-fpic ++ PIEFLAG_NAME:=-fpie ++endif ++ ++ifeq ($(strip $(TARGET_ARCH)),frv) ++ CPU_LDFLAGS-$(CONFIG_FRV)+=-melf32frvfd ++ CPU_CFLAGS-$(CONFIG_FRV)+=-mfdpic ++ # Using -pie causes the program to have an interpreter, which is ++ # forbidden, so we must make do with -shared. Unfortunately, ++ # -shared by itself would get us global function descriptors ++ # and calls through PLTs, dynamic resolution of symbols, etc, ++ # which would break as well, but -Bsymbolic comes to the rescue. ++ export LDPIEFLAG:=-shared -Bsymbolic ++ UCLIBC_LDSO=ld.so.1 ++endif ++ ++ifeq ($(strip $(TARGET_ARCH)),avr32) ++ CPU_CFLAGS-$(CONFIG_AP7000) += -mcpu=ap7000 ++endif ++ ++# Keep the check_gcc from being needlessly executed ++ifndef PIEFLAG ++ifneq ($(UCLIBC_BUILD_PIE),y) ++export PIEFLAG:= ++else ++export PIEFLAG:=$(call check_gcc,$(PIEFLAG_NAME),$(PICFLAG)) ++endif ++endif ++# We need to keep track of both the CC PIE flag (above) as ++# well as the LD PIE flag (below) because we can't rely on ++# gcc passing -pie if we used -fPIE ++ifndef LDPIEFLAG ++ifneq ($(UCLIBC_BUILD_PIE),y) ++export LDPIEFLAG:= ++else ++export LDPIEFLAG:=$(shell $(LD) --help | grep -q pie && echo "-Wl,-pie") ++endif ++endif ++ ++# Use '-Os' optimization if available, else use -O2, allow Config to override ++OPTIMIZATION+=$(call check_gcc,-Os,-O2) ++# Use the gcc 3.4 -funit-at-a-time optimization when available ++OPTIMIZATION+=$(call check_gcc,-funit-at-a-time,) ++ ++# Add a bunch of extra pedantic annoyingly strict checks ++XWARNINGS=$(subst ",, $(strip $(WARNINGS))) -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing ++XARCH_CFLAGS=$(subst ",, $(strip $(ARCH_CFLAGS))) ++CPU_CFLAGS=$(subst ",, $(strip $(CPU_CFLAGS-y))) ++ ++LDADD_LIBFLOAT= ++ifeq ($(strip $(UCLIBC_HAS_SOFT_FLOAT)),y) ++# Add -msoft-float to the CPU_FLAGS since ldso and libdl ignore CFLAGS. ++# If -msoft-float isn't supported, we want an error anyway. ++# Hmm... might need to revisit this for arm since it has 2 different ++# soft float encodings. ++ CPU_CFLAGS += -msoft-float ++ifeq ($(strip $(TARGET_ARCH)),arm) ++# No longer needed with current toolchains, but leave it here for now. ++# If anyone is actually still using gcc 2.95 (say), they can uncomment it. ++# LDADD_LIBFLOAT=-lfloat ++endif ++endif ++ ++SSP_DISABLE_FLAGS:=$(call check_gcc,-fno-stack-protector,) ++ifeq ($(UCLIBC_BUILD_SSP),y) ++SSP_CFLAGS:=$(call check_gcc,-fno-stack-protector-all,) ++SSP_CFLAGS+=$(call check_gcc,-fstack-protector,) ++SSP_ALL_CFLAGS:=$(call check_gcc,-fstack-protector-all,) ++else ++SSP_CFLAGS:=$(SSP_DISABLE_FLAGS) ++endif ++ ++# Some nice CFLAGS to work with ++CFLAGS:=$(XWARNINGS) $(CPU_CFLAGS) $(SSP_CFLAGS) \ ++ -fno-builtin -nostdinc -D_LIBC -I$(TOPDIR)include -I. ++LDFLAGS_NOSTRIP:=$(CPU_LDFLAGS-y) -shared --warn-common --warn-once -z combreloc -z defs ++ ++ifeq ($(DODEBUG),y) ++ #CFLAGS += -g3 ++ CFLAGS += -O0 -g3 ++ LDFLAGS := $(LDFLAGS_NOSTRIP) ++ STRIPTOOL:= true -Since_we_are_debugging ++else ++ CFLAGS += $(OPTIMIZATION) $(XARCH_CFLAGS) ++ LDFLAGS := $(LDFLAGS_NOSTRIP) -s ++endif ++ ++ifeq ($(UCLIBC_BUILD_RELRO),y) ++LDFLAGS+=-z relro ++endif ++ ++ifeq ($(UCLIBC_BUILD_NOW),y) ++LDFLAGS+=-z now ++endif ++ ++# Sigh, some stupid versions of gcc can't seem to cope with '-iwithprefix include' ++#CFLAGS+=-iwithprefix include ++CFLAGS+=-isystem $(shell $(CC) -print-file-name=include) ++ ++ifneq ($(DOASSERTS),y) ++ CFLAGS += -DNDEBUG ++endif ++ ++CFLAGS_NOPIC:=$(CFLAGS) ++ifeq ($(DOPIC),y) ++ CFLAGS += $(PICFLAG) ++endif ++ ++ifeq ($(DL_FINI_CRT_COMPAT),y) ++CFLAGS += -D_DL_FINI_CRT_COMPAT ++endif ++ ++# Keep the check_as from being needlessly executed ++ASFLAGS = $(CFLAGS) ++ifndef ASFLAGS_NOEXEC ++ifeq ($(UCLIBC_BUILD_NOEXECSTACK),y) ++export ASFLAGS_NOEXEC := $(call check_as,--noexecstack) ++else ++export ASFLAGS_NOEXEC := ++endif ++endif ++ASFLAGS += $(ASFLAGS_NOEXEC) ++ ++LIBGCC_CFLAGS ?= $(CFLAGS) $(CPU_CFLAGS-y) ++LIBGCC:=$(shell $(CC) $(LIBGCC_CFLAGS) -print-libgcc-file-name) ++LIBGCC_DIR:=$(dir $(LIBGCC)) ++ ++######################################## ++# ++# uClinux shared lib support ++# ++ ++ifeq ($(CONFIG_BINFMT_SHARED_FLAT),y) ++ # For the shared version of this, we specify no stack and its library ID ++ FLTFLAGS += -s 0 ++ LIBID=1 ++ export LIBID FLTFLAGS ++ SHARED_TARGET = lib/libc ++endif ++ ++TARGET_ARCH:=$(strip $(subst ",, $(strip $(TARGET_ARCH)))) +diff -Nur uClibc-0.9.28/utils/ldd.c uClibc-0.9.28-avr32-20060621/utils/ldd.c +--- uClibc-0.9.28/utils/ldd.c 2005-08-18 00:49:41.000000000 +0200 ++++ uClibc-0.9.28-avr32-20060621/utils/ldd.c 2006-06-21 11:35:57.000000000 +0200 +@@ -56,6 +56,11 @@ + #define ELFCLASSM ELFCLASS32 + #endif + ++#if defined(__avr32__) ++#define MATCH_MACHINE(x) (x == EM_AVR32) ++#define ELFCLASSM ELFCLASS32 ++#endif ++ + #if defined(__s390__) + #define MATCH_MACHINE(x) (x == EM_S390) + #define ELFCLASSM ELFCLASS32 |