74 lines
2.3 KiB
Diff
74 lines
2.3 KiB
Diff
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--- common/lib/modules/fglrx/build_mod/firegl_public.c 2006-12-18 10:58:15.000000000 -0500
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+++ common/lib/modules/fglrx/build_mod/firegl_public.c 2006-12-18 11:14:04.000000000 -0500
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@@ -181,6 +181,70 @@
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int errno;
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#endif // __ia64__
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+#if defined(__i386__)
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+#define __syscall_return(type, res) \
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+do { \
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+ if ((unsigned long)(res) >= (unsigned long)(-(128 + 1))) { \
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+ errno = -(res); \
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+ res = -1; \
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+ } \
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+ return (type) (res); \
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+} while (0)
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+#define _syscall2(type,name,type1,arg1,type2,arg2) \
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+type name(type1 arg1,type2 arg2) \
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+{ \
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+long __res; \
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+__asm__ volatile ("push %%ebx ; movl %2,%%ebx ; int $0x80 ; pop %%ebx" \
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+ : "=a" (__res) \
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+ : "0" (__NR_##name),"ri" ((long)(arg1)),"c" ((long)(arg2)) \
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+ : "memory"); \
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+__syscall_return(type,__res); \
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+}
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+
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+#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
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+type name(type1 arg1,type2 arg2,type3 arg3) \
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+{ \
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+long __res; \
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+__asm__ volatile ("push %%ebx ; movl %2,%%ebx ; int $0x80 ; pop %%ebx" \
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+ : "=a" (__res) \
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+ : "0" (__NR_##name),"ri" ((long)(arg1)),"c" ((long)(arg2)), \
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+ "d" ((long)(arg3)) : "memory"); \
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+__syscall_return(type,__res); \
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+}
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+#elif defined(__x86_64__)
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+#define __syscall_clobber "r11","rcx","memory"
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+#define __syscall "syscall"
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+
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+#define __syscall_return(type, res) \
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+do { \
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+ if ((unsigned long)(res) >= (unsigned long)(-127)) { \
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+ errno = -(res); \
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+ res = -1; \
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+ } \
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+ return (type) (res); \
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+} while (0)
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+#define _syscall2(type,name,type1,arg1,type2,arg2) \
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+type name(type1 arg1,type2 arg2) \
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+{ \
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+long __res; \
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+__asm__ volatile (__syscall \
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+ : "=a" (__res) \
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+ : "0" (__NR_##name),"D" ((long)(arg1)),"S" ((long)(arg2)) : __syscall_clobber ); \
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+__syscall_return(type,__res); \
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+}
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+
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+#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
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+type name(type1 arg1,type2 arg2,type3 arg3) \
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+{ \
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+long __res; \
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+__asm__ volatile (__syscall \
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+ : "=a" (__res) \
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+ : "0" (__NR_##name),"D" ((long)(arg1)),"S" ((long)(arg2)), \
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+ "d" ((long)(arg3)) : __syscall_clobber); \
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+__syscall_return(type,__res); \
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+}
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+#endif
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+
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// int mlock(const void *addr, size_t len);
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_syscall2(int, mlock, const void *, addr, size_t, len )
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// int munlock(const void *addr, size_t len);
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