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wifipineapple-openwrt/toolchain/uClibc/patches-0.9.28/400-avr32-arch-2.patch

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Subject: [PATCH] AVR32 Architecture support
Add support for the AVR32 architecture in the core libc and build system.
This also adds AVR32-ELF definitions to elf.h
---
Rules.mak | 4
extra/Configs/Config.avr32 | 38 +++++
extra/Configs/Config.in | 7 +
include/elf.h | 51 +++++++
libc/sysdeps/linux/avr32/Makefile | 93 +++++++++++++
libc/sysdeps/linux/avr32/__longjmp.S | 17 ++
libc/sysdeps/linux/avr32/_mmap.c | 33 ++++
libc/sysdeps/linux/avr32/bits/atomicity.h | 86 ++++++++++++
libc/sysdeps/linux/avr32/bits/byteswap.h | 80 +++++++++++
libc/sysdeps/linux/avr32/bits/endian.h | 7 +
libc/sysdeps/linux/avr32/bits/fcntl.h | 167 +++++++++++++++++++++++++
libc/sysdeps/linux/avr32/bits/kernel_stat.h | 63 +++++++++
libc/sysdeps/linux/avr32/bits/kernel_types.h | 56 ++++++++
libc/sysdeps/linux/avr32/bits/machine-gmon.h | 69 ++++++++++
libc/sysdeps/linux/avr32/bits/mman.h | 95 ++++++++++++++
libc/sysdeps/linux/avr32/bits/profil-counter.h | 26 +++
libc/sysdeps/linux/avr32/bits/setjmp.h | 21 +++
libc/sysdeps/linux/avr32/bits/syscalls.h | 143 +++++++++++++++++++++
libc/sysdeps/linux/avr32/bits/wordsize.h | 1
libc/sysdeps/linux/avr32/brk.c | 23 +++
libc/sysdeps/linux/avr32/bsd-_setjmp.S | 12 +
libc/sysdeps/linux/avr32/bsd-setjmp.S | 12 +
libc/sysdeps/linux/avr32/clone.c | 37 +++++
libc/sysdeps/linux/avr32/crt1.S | 93 +++++++++++++
libc/sysdeps/linux/avr32/crti.S | 17 ++
libc/sysdeps/linux/avr32/crtn.S | 14 ++
libc/sysdeps/linux/avr32/mmap.c | 31 ++++
libc/sysdeps/linux/avr32/setjmp.S | 43 ++++++
libc/sysdeps/linux/avr32/sigaction.c | 49 +++++++
libc/sysdeps/linux/avr32/sigrestorer.S | 11 +
libc/sysdeps/linux/avr32/sys/elf.h | 26 +++
libc/sysdeps/linux/avr32/sys/io.h | 48 +++++++
libc/sysdeps/linux/avr32/sys/procfs.h | 123 ++++++++++++++++++
libc/sysdeps/linux/avr32/sys/ucontext.h | 94 ++++++++++++++
libc/sysdeps/linux/avr32/sys/user.h | 46 ++++++
libc/sysdeps/linux/avr32/syscall.S | 81 ++++++++++++
libc/sysdeps/linux/avr32/vfork.S | 55 ++++++++
37 files changed, 1872 insertions(+)
Index: uClibc-0.9.28/extra/Configs/Config.avr32
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/extra/Configs/Config.avr32 2006-05-05 09:27:17.000000000 +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
Index: uClibc-0.9.28/extra/Configs/Config.in
===================================================================
--- uClibc-0.9.28.orig/extra/Configs/Config.in 2006-04-19 12:47:48.000000000 +0200
+++ uClibc-0.9.28/extra/Configs/Config.in 2006-04-19 12:48:33.000000000 +0200
@@ -16,6 +16,9 @@ config TARGET_alpha
config TARGET_arm
bool "arm"
+config TARGET_avr32
+ bool "avr32"
+
config TARGET_bfin
bool "bfin"
@@ -83,6 +86,10 @@ if TARGET_arm
source "extra/Configs/Config.arm"
endif
+if TARGET_avr32
+source "extra/Configs/Config.avr32"
+endif
+
if TARGET_bfin
source "extra/Configs/Config.bfin"
endif
Index: uClibc-0.9.28/include/elf.h
===================================================================
--- uClibc-0.9.28.orig/include/elf.h 2006-04-19 12:47:48.000000000 +0200
+++ uClibc-0.9.28/include/elf.h 2006-05-05 09:28:38.000000000 +0200
@@ -261,6 +261,8 @@ typedef struct
#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 @@ typedef Elf32_Addr Elf32_Conflict;
/* 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
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/Makefile
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/Makefile 2006-04-19 12:48:33.000000000 +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
+
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/__longjmp.S
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/__longjmp.S 2006-04-19 12:48:33.000000000 +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
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/_mmap.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/_mmap.c 2006-04-19 12:48:33.000000000 +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);
+}
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/atomicity.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/atomicity.h 2006-04-19 12:48:33.000000000 +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 */
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/byteswap.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/byteswap.h 2006-04-19 12:48:33.000000000 +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 */
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/endian.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/endian.h 2006-04-19 12:48:33.000000000 +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
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/fcntl.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/fcntl.h 2006-04-19 12:48:33.000000000 +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
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/kernel_stat.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/kernel_stat.h 2006-05-05 09:28:32.000000000 +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 */
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/kernel_types.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/kernel_types.h 2006-04-19 12:48:33.000000000 +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 */
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/machine-gmon.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/machine-gmon.h 2006-04-19 12:48:33.000000000 +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");
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/mman.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/mman.h 2006-04-19 12:48:33.000000000 +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
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/profil-counter.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/profil-counter.h 2006-04-19 12:48:33.000000000 +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);
+}
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/setjmp.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/setjmp.h 2006-04-19 12:48:33.000000000 +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]))
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/syscalls.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/syscalls.h 2006-04-19 12:48:33.000000000 +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__ */
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/wordsize.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/bits/wordsize.h 2006-04-19 12:48:33.000000000 +0200
@@ -0,0 +1 @@
+#define __WORDSIZE 32
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/brk.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/brk.c 2006-04-19 12:48:33.000000000 +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;
+}
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/bsd-_setjmp.S
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/bsd-_setjmp.S 2006-05-05 09:26:42.000000000 +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
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/bsd-setjmp.S
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/bsd-setjmp.S 2006-05-05 09:26:42.000000000 +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
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/clone.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/clone.c 2006-04-19 12:48:33.000000000 +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;
+}
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/crt1.S
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/crt1.S 2006-05-05 09:28:23.000000000 +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
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/crti.S
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/crti.S 2006-04-19 12:48:33.000000000 +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
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/crtn.S
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/crtn.S 2006-04-19 12:48:33.000000000 +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
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/mmap.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/mmap.c 2006-04-19 12:48:33.000000000 +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);
+}
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/setjmp.S
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/setjmp.S 2006-05-05 09:28:28.000000000 +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
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/sigaction.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/sigaction.c 2006-04-19 12:48:33.000000000 +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)
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/sigrestorer.S
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/sigrestorer.S 2006-04-19 12:48:33.000000000 +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
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/elf.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/elf.h 2006-04-19 12:48:33.000000000 +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 */
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/io.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/io.h 2006-04-19 12:48:33.000000000 +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 */
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/procfs.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/procfs.h 2006-04-19 12:48:33.000000000 +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 */
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/ucontext.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/ucontext.h 2006-04-19 12:48:33.000000000 +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 */
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/user.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/sys/user.h 2006-04-19 12:48:33.000000000 +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 */
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/syscall.S
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/syscall.S 2006-04-19 12:48:33.000000000 +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
Index: uClibc-0.9.28/libc/sysdeps/linux/avr32/vfork.S
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ uClibc-0.9.28/libc/sysdeps/linux/avr32/vfork.S 2006-04-19 12:48:33.000000000 +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
Index: uClibc-0.9.28/Rules.mak
===================================================================
--- uClibc-0.9.28.orig/Rules.mak 2006-05-05 09:26:01.000000000 +0200
+++ uClibc-0.9.28/Rules.mak 2006-05-05 09:27:17.000000000 +0200
@@ -231,6 +231,10 @@ ifeq ($(strip $(TARGET_ARCH)),frv)
UCLIBC_LDSO=ld.so.1
endif
+ifeq ($(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)
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