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Add support for ARM EABI.

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This commit is contained in:
Paul Mundt 2006-06-05 22:11:01 +00:00
parent b1a66dd673
commit 61aa805b9e
7 changed files with 233 additions and 0 deletions
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11
Config.in
View File

@ -88,6 +88,16 @@ config BR2_ARM_TYPE
default ARM_XSCALE if BR2_xscale
default GENERIC_ARM if BR2_generic_arm
choice
prompt "Target ABI"
depends BR2_arm || BR2_armeb
default BR2_ARM_OABI
config BR2_ARM_OABI
bool "OABI"
config BR2_ARM_EABI
bool "EABI"
endchoice
choice
prompt "Target Architecture Variant"
depends BR2_sh
@ -238,6 +248,7 @@ config BR2_GNU_BUILD_SUFFIX
config BR2_GNU_TARGET_SUFFIX
string "GNU target suffix"
default "linux-uclibcgnueabi" if BR2_ARM_EABI
default "linux-uclibc"
help
The string used to pass to configure scripts via the

24
toolchain/binutils/2.16.91.0.7/110-arm-eabi-conf.patch Normal file
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@ -0,0 +1,24 @@
diff -urN binutils-2.16.91.0.7.orig/configure binutils-2.16.91.0.7/configure
--- binutils-2.16.91.0.7.orig/configure 2006-05-31 14:54:24.000000000 +0300
+++ binutils-2.16.91.0.7/configure 2006-05-31 14:55:53.000000000 +0300
@@ -1299,7 +1299,7 @@
arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
noconfigdirs="$noconfigdirs target-libffi target-qthreads"
;;
- arm*-*-linux-gnueabi)
+ arm*-*-linux-gnueabi | arm*-*-linux-uclibcgnueabi)
noconfigdirs="$noconfigdirs target-libffi target-qthreads"
noconfigdirs="$noconfigdirs target-libjava target-libobjc"
;;
diff -urN binutils-2.16.91.0.7.orig/configure.in binutils-2.16.91.0.7/configure.in
--- binutils-2.16.91.0.7.orig/configure.in 2006-05-31 14:54:24.000000000 +0300
+++ binutils-2.16.91.0.7/configure.in 2006-05-31 14:55:53.000000000 +0300
@@ -497,7 +497,7 @@
arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
noconfigdirs="$noconfigdirs target-libffi target-qthreads"
;;
- arm*-*-linux-gnueabi)
+ arm*-*-linux-gnueabi | arm*-*-linux-uclibcgnueabi)
noconfigdirs="$noconfigdirs target-libffi target-qthreads"
noconfigdirs="$noconfigdirs target-libjava target-libobjc"
;;

27
toolchain/gcc/4.1.0/110-arm-eabi.patch Normal file
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@ -0,0 +1,27 @@
--- gcc-2005q3-1.orig/gcc/config.gcc 2005-10-31 19:02:54.000000000 +0300
+++ gcc-2005q3-1/gcc/config.gcc 2006-01-27 01:09:09.000000000 +0300
@@ -674,7 +674,7 @@
tm_file="dbxelf.h elfos.h linux.h arm/elf.h arm/linux-gas.h arm/linux-elf.h"
tmake_file="t-slibgcc-elf-ver t-linux arm/t-arm"
case ${target} in
- arm*-*-linux-gnueabi)
+ arm*-*-linux-gnueabi | arm*-*-linux-uclibcgnueabi)
tm_file="$tm_file arm/bpabi.h arm/linux-eabi.h"
tmake_file="$tmake_file arm/t-arm-elf arm/t-bpabi arm/t-linux-eabi"
# The BPABI long long divmod functions return a 128-bit value in
diff -urN gcc-2005q3-2/gcc/config/arm/linux-eabi.h gcc-2005q3-2.new/gcc/config/arm/linux-eabi.h
--- gcc-2005q3-2/gcc/config/arm/linux-eabi.h 2005-12-07 23:14:16.000000000 +0300
+++ gcc-2005q3-2.new/gcc/config/arm/linux-eabi.h 2006-03-29 19:02:34.000000000 +0400
@@ -53,7 +53,11 @@
/* Use ld-linux.so.3 so that it will be possible to run "classic"
GNU/Linux binaries on an EABI system. */
#undef LINUX_TARGET_INTERPRETER
+#ifdef USE_UCLIBC
+#define LINUX_TARGET_INTERPRETER "/lib/ld-uClibc.so.0"
+#else
#define LINUX_TARGET_INTERPRETER "/lib/ld-linux.so.3"
+#endif
/* At this point, bpabi.h will have clobbered LINK_SPEC. We want to
use the GNU/Linux version, not the generic BPABI version. */

166
toolchain/kernel-headers/linux-libc-headers-2.6.12.0-arm-eabi.patch Normal file
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@ -0,0 +1,166 @@
--- linux-libc-headers-2.6.12.0/include/asm-arm/unistd.h 2005-07-06 03:17:41.000000000 +0300
+++ linux-libc-headers-2.6.12.0-arm-eabi/include/asm-arm/unistd.h 2006-06-05 17:14:09.000000000 +0300
@@ -15,10 +15,12 @@
#include <linux/linkage.h>
-#if defined(__thumb__)
+#define __NR_OABI_SYSCALL_BASE 0x900000
+
+#if defined(__thumb__) || defined(__ARM_EABI__)
#define __NR_SYSCALL_BASE 0
#else
-#define __NR_SYSCALL_BASE 0x900000
+#define __NR_SYSCALL_BASE __NR_OABI_SYSCALL_BASE
#endif
/*
@@ -365,13 +375,13 @@
#define __sys1(x) __sys2(x)
#ifndef __syscall
-#if defined(__thumb__)
-#define __syscall(name) \
- "push {r7}\n\t" \
- "mov r7, #" __sys1(__NR_##name) "\n\t" \
- "swi 0\n\t" \
- "pop {r7}"
+#if defined(__thumb__) || defined(__ARM_EABI__)
+#define __SYS_REG(name) register long __sysreg __asm__("r7") = __NR_##name;
+#define __SYS_REG_LIST(regs...) "r" (__sysreg) , ##regs
+#define __syscall(name) "swi\t0"
#else
+#define __SYS_REG(name)
+#define __SYS_REG_LIST(regs...) regs
#define __syscall(name) "swi\t" __sys1(__NR_##name) ""
#endif
#endif
@@ -387,33 +397,34 @@
#define _syscall0(type,name) \
type name(void) { \
+ __SYS_REG(name) \
register long __res_r0 __asm__("r0"); \
long __res; \
__asm__ __volatile__ ( \
__syscall(name) \
: "=r" (__res_r0) \
- : \
- : "lr"); \
+ : __SYS_REG_LIST() ); \
__res = __res_r0; \
__syscall_return(type,__res); \
}
#define _syscall1(type,name,type1,arg1) \
type name(type1 arg1) { \
+ __SYS_REG(name) \
register long __r0 __asm__("r0") = (long)arg1; \
register long __res_r0 __asm__("r0"); \
long __res; \
__asm__ __volatile__ ( \
__syscall(name) \
: "=r" (__res_r0) \
- : "r" (__r0) \
- : "lr"); \
+ : __SYS_REG_LIST( "0" (__r0) ) ); \
__res = __res_r0; \
__syscall_return(type,__res); \
}
#define _syscall2(type,name,type1,arg1,type2,arg2) \
type name(type1 arg1,type2 arg2) { \
+ __SYS_REG(name) \
register long __r0 __asm__("r0") = (long)arg1; \
register long __r1 __asm__("r1") = (long)arg2; \
register long __res_r0 __asm__("r0"); \
@@ -421,8 +432,7 @@
__asm__ __volatile__ ( \
__syscall(name) \
: "=r" (__res_r0) \
- : "r" (__r0),"r" (__r1) \
- : "lr"); \
+ : __SYS_REG_LIST( "0" (__r0), "r" (__r1) ) ); \
__res = __res_r0; \
__syscall_return(type,__res); \
}
@@ -430,6 +440,7 @@
#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
type name(type1 arg1,type2 arg2,type3 arg3) { \
+ __SYS_REG(name) \
register long __r0 __asm__("r0") = (long)arg1; \
register long __r1 __asm__("r1") = (long)arg2; \
register long __r2 __asm__("r2") = (long)arg3; \
@@ -438,8 +449,7 @@
__asm__ __volatile__ ( \
__syscall(name) \
: "=r" (__res_r0) \
- : "r" (__r0),"r" (__r1),"r" (__r2) \
- : "lr"); \
+ : __SYS_REG_LIST( "0" (__r0), "r" (__r1), "r" (__r2) ) ); \
__res = __res_r0; \
__syscall_return(type,__res); \
}
@@ -447,6 +457,7 @@
#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4)\
type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) { \
+ __SYS_REG(name) \
register long __r0 __asm__("r0") = (long)arg1; \
register long __r1 __asm__("r1") = (long)arg2; \
register long __r2 __asm__("r2") = (long)arg3; \
@@ -456,8 +467,7 @@
__asm__ __volatile__ ( \
__syscall(name) \
: "=r" (__res_r0) \
- : "r" (__r0),"r" (__r1),"r" (__r2),"r" (__r3) \
- : "lr"); \
+ : __SYS_REG_LIST( "0" (__r0), "r" (__r1), "r" (__r2), "r" (__r3) ) ); \
__res = __res_r0; \
__syscall_return(type,__res); \
}
@@ -465,6 +475,7 @@
#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) { \
+ __SYS_REG(name) \
register long __r0 __asm__("r0") = (long)arg1; \
register long __r1 __asm__("r1") = (long)arg2; \
register long __r2 __asm__("r2") = (long)arg3; \
@@ -475,14 +486,15 @@
__asm__ __volatile__ ( \
__syscall(name) \
: "=r" (__res_r0) \
- : "r" (__r0),"r" (__r1),"r" (__r2),"r" (__r3),"r" (__r4) \
- : "lr"); \
+ : __SYS_REG_LIST( "0" (__r0), "r" (__r1), "r" (__r2), \
+ "r" (__r3), "r" (__r4) ) ); \
__res = __res_r0; \
__syscall_return(type,__res); \
}
#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) { \
+ __SYS_REG(name) \
register long __r0 __asm__("r0") = (long)arg1; \
register long __r1 __asm__("r1") = (long)arg2; \
register long __r2 __asm__("r2") = (long)arg3; \
@@ -494,14 +506,15 @@
__asm__ __volatile__ ( \
__syscall(name) \
: "=r" (__res_r0) \
- : "r" (__r0),"r" (__r1),"r" (__r2),"r" (__r3), "r" (__r4),"r" (__r5) \
- : "lr"); \
+ : __SYS_REG_LIST( "0" (__r0), "r" (__r1), "r" (__r2), \
+ "r" (__r3), "r" (__r4), "r" (__r5) ) ); \
__res = __res_r0; \
__syscall_return(type,__res); \
}
#ifdef __KERNEL_SYSCALLS__
+#include <linux/compiler.h>
#include <linux/types.h>
#include <linux/syscalls.h>

1
toolchain/uClibc/uClibc.config
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@ -41,6 +41,7 @@ DO_C99_MATH=y
WARNINGS="-Wall"
KERNEL_SOURCE="/usr/src/linux"
HAVE_DOT_CONFIG=y
# CONFIG_ARM_EABI is not set
# CONFIG_GENERIC_ARM is not set
# CONFIG_ARM610 is not set
# CONFIG_ARM710 is not set

1
toolchain/uClibc/uClibc.config-locale
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@ -41,6 +41,7 @@ DO_C99_MATH=y
WARNINGS="-Wall"
KERNEL_SOURCE="/usr/src/linux"
HAVE_DOT_CONFIG=y
# CONFIG_ARM_EABI is not set
# CONFIG_GENERIC_ARM is not set
# CONFIG_ARM610 is not set
# CONFIG_ARM710 is not set

3
toolchain/uClibc/uclibc.mk
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@ -82,6 +82,9 @@ ifeq ($(UCLIBC_TARGET_ARCH),arm)
$(SED) 's,^.*CONFIG_$(shell echo $(BR2_ARM_TYPE)).*,CONFIG_$(shell echo $(BR2_ARM_TYPE))=y,g' \
$(UCLIBC_DIR)/.config
endif
ifeq ($(BR2_ARM_EABI),y)
$(SED) 's,# CONFIG_ARM_EABI is not set,CONFIG_ARM_EABI=y,g' $(UCLIBC_DIR)/.config
endif
ifneq ($(UCLIBC_TARGET_ENDIAN),)
$(SED) '/^# ARCH_$(UCLIBC_TARGET_ENDIAN)_ENDIAN /{s,# ,,;s, is not set,=y,g}' \
-e '/^# ARCH_$(UCLIBC_NOT_TARGET_ENDIAN)_ENDIAN /{s,# ,,;s, is not set,=n,g}' \