From 61aa805b9e16a6831203913ca25f7839b47fb6e4 Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Mon, 5 Jun 2006 22:11:01 +0000 Subject: Add support for ARM EABI. --- .../linux-libc-headers-2.6.12.0-arm-eabi.patch | 166 +++++++++++++++++++++ 1 file changed, 166 insertions(+) create mode 100644 toolchain/kernel-headers/linux-libc-headers-2.6.12.0-arm-eabi.patch (limited to 'toolchain/kernel-headers/linux-libc-headers-2.6.12.0-arm-eabi.patch') 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 000000000..dcbd21b0a --- /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 + +-#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 + #include + #include + -- cgit v1.2.3