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authorGravatar Paul Mundt <lethal@linux-sh.org>2006-06-05 22:11:01 +0000
committerGravatar Paul Mundt <lethal@linux-sh.org>2006-06-05 22:11:01 +0000
commit61aa805b9e16a6831203913ca25f7839b47fb6e4 (patch)
treed36010d03449dd2999bd0e7593a58dc5019567f2 /toolchain/kernel-headers/linux-libc-headers-2.6.12.0-arm-eabi.patch
parentb1a66dd673551810a34579245bd728519756e81d (diff)
downloadbuildroot-61aa805b9e16a6831203913ca25f7839b47fb6e4.tar.gz
buildroot-61aa805b9e16a6831203913ca25f7839b47fb6e4.tar.bz2
Add support for ARM EABI.
Diffstat (limited to 'toolchain/kernel-headers/linux-libc-headers-2.6.12.0-arm-eabi.patch')
-rw-r--r--toolchain/kernel-headers/linux-libc-headers-2.6.12.0-arm-eabi.patch166
1 files changed, 166 insertions, 0 deletions
diff --git a/toolchain/kernel-headers/linux-libc-headers-2.6.12.0-arm-eabi.patch b/toolchain/kernel-headers/linux-libc-headers-2.6.12.0-arm-eabi.patch
new file mode 100644
index 0000000000..dcbd21b0a1
--- /dev/null
+++ b/toolchain/kernel-headers/linux-libc-headers-2.6.12.0-arm-eabi.patch
@@ -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>
+