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- /*
- * This file contains the system call macros and syscall
- * numbers used by the shared library loader. Taken from
- * Linux/MIPS 2.4.17 version kernel.
- */
- #ifndef _SYS_STAT_H
- #define _SYS_STAT_H
- #define new_stat stat
- #include <asm/stat.h>
- #define __NR_SYSCALL_BASE 4000
- #define __NR_exit (__NR_SYSCALL_BASE + 1)
- #define __NR_read (__NR_SYSCALL_BASE + 3)
- #define __NR_write (__NR_SYSCALL_BASE + 4)
- #define __NR_open (__NR_SYSCALL_BASE + 5)
- #define __NR_close (__NR_SYSCALL_BASE + 6)
- #define __NR_getuid (__NR_SYSCALL_BASE + 24)
- #define __NR_getgid (__NR_SYSCALL_BASE + 47)
- #define __NR_geteuid (__NR_SYSCALL_BASE + 49)
- #define __NR_getegid (__NR_SYSCALL_BASE + 50)
- #define __NR_readlink (__NR_SYSCALL_BASE + 85)
- #define __NR_mmap (__NR_SYSCALL_BASE + 90)
- #define __NR_munmap (__NR_SYSCALL_BASE + 91)
- #define __NR_stat (__NR_SYSCALL_BASE + 106)
- #define __NR_mprotect (__NR_SYSCALL_BASE + 125)
- /* Here are the macros which define how this platform makes
- * system calls. This particular variant does _not_ set
- * errno (note how it is disabled in __syscall_return) since
- * these will get called before the errno symbol is dynamicly
- * linked. */
- #define _syscall0(type,name) \
- type name(void) \
- { \
- register unsigned long __v0 asm("$2") = __NR_##name; \
- register unsigned long __a3 asm("$7"); \
- \
- __asm__ volatile ( \
- ".set\tnoreorder\n\t" \
- "li\t$2, %2\t\t\t# " #name "\n\t" \
- "syscall\n\t" \
- ".set\treorder" \
- : "=&r" (__v0), "=r" (__a3) \
- : "i" (__NR_##name) \
- : "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24"); \
- \
- if (__a3 == 0) \
- return (type) __v0; \
- return -1; \
- }
- #define _syscall1(type,name,atype,a) \
- type name(atype a) \
- { \
- register unsigned long __v0 asm("$2") = __NR_##name; \
- register unsigned long __a0 asm("$4") = (unsigned long) a; \
- register unsigned long __a3 asm("$7"); \
- \
- __asm__ volatile ( \
- ".set\tnoreorder\n\t" \
- "li\t$2, %3\t\t\t# " #name "\n\t" \
- "syscall\n\t" \
- ".set\treorder" \
- : "=&r" (__v0), "=r" (__a3) \
- : "r" (__a0), "i" (__NR_##name) \
- : "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24"); \
- \
- if (__a3 == 0) \
- return (type) __v0; \
- return (type) -1; \
- }
- #define _syscall2(type,name,atype,a,btype,b) \
- type name(atype a, btype b) \
- { \
- register unsigned long __v0 asm("$2") = __NR_##name; \
- register unsigned long __a0 asm("$4") = (unsigned long) a; \
- register unsigned long __a1 asm("$5") = (unsigned long) b; \
- register unsigned long __a3 asm("$7"); \
- \
- __asm__ volatile ( \
- ".set\tnoreorder\n\t" \
- "li\t$2, %4\t\t\t# " #name "\n\t" \
- "syscall\n\t" \
- ".set\treorder" \
- : "=&r" (__v0), "=r" (__a3) \
- : "r" (__a0), "r" (__a1), "i" (__NR_##name) \
- : "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24"); \
- \
- if (__a3 == 0) \
- return (type) __v0; \
- return (type) -1; \
- }
- #define _syscall3(type,name,atype,a,btype,b,ctype,c) \
- type name(atype a, btype b, ctype c) \
- { \
- register unsigned long __v0 asm("$2") = __NR_##name; \
- register unsigned long __a0 asm("$4") = (unsigned long) a; \
- register unsigned long __a1 asm("$5") = (unsigned long) b; \
- register unsigned long __a2 asm("$6") = (unsigned long) c; \
- register unsigned long __a3 asm("$7"); \
- \
- __asm__ volatile ( \
- ".set\tnoreorder\n\t" \
- "li\t$2, %5\t\t\t# " #name "\n\t" \
- "syscall\n\t" \
- ".set\treorder" \
- : "=&r" (__v0), "=r" (__a3) \
- : "r" (__a0), "r" (__a1), "r" (__a2), "i" (__NR_##name) \
- : "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24"); \
- \
- if (__a3 == 0) \
- return (type) __v0; \
- return (type) -1; \
- }
- #define _syscall4(type,name,atype,a,btype,b,ctype,c,dtype,d) \
- type name(atype a, btype b, ctype c, dtype d) \
- { \
- register unsigned long __v0 asm("$2") = __NR_##name; \
- register unsigned long __a0 asm("$4") = (unsigned long) a; \
- register unsigned long __a1 asm("$5") = (unsigned long) b; \
- register unsigned long __a2 asm("$6") = (unsigned long) c; \
- register unsigned long __a3 asm("$7") = (unsigned long) d; \
- \
- __asm__ volatile ( \
- ".set\tnoreorder\n\t" \
- "li\t$2, %5\t\t\t# " #name "\n\t" \
- "syscall\n\t" \
- ".set\treorder" \
- : "=&r" (__v0), "+r" (__a3) \
- : "r" (__a0), "r" (__a1), "r" (__a2), "i" (__NR_##name) \
- : "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24"); \
- \
- if (__a3 == 0) \
- return (type) __v0; \
- return (type) -1; \
- }
- #define _syscall6(type,name,atype,a,btype,b,ctype,c,dtype,d,etype,e,ftype,f) \
- type name(atype a, btype b, ctype c, dtype d, etype e, ftype f) \
- { \
- register unsigned long __v0 asm("$2") = __NR_##name; \
- register unsigned long __a0 asm("$4") = (unsigned long) a; \
- register unsigned long __a1 asm("$5") = (unsigned long) b; \
- register unsigned long __a2 asm("$6") = (unsigned long) c; \
- register unsigned long __a3 asm("$7") = (unsigned long) d; \
- \
- __asm__ volatile ( \
- ".set\tnoreorder\n\t" \
- "lw\t$2, %6\n\t" \
- "lw\t$8, %7\n\t" \
- "subu\t$29, 32\n\t" \
- "sw\t$2, 16($29)\n\t" \
- "sw\t$8, 20($29)\n\t" \
- "li\t$2, %5\t\t\t# " #name "\n\t" \
- "syscall\n\t" \
- "addiu\t$29, 32\n\t" \
- ".set\treorder" \
- : "=&r" (__v0), "+r" (__a3) \
- : "r" (__a0), "r" (__a1), "r" (__a2), "i" (__NR_##name), \
- "m" ((unsigned long)e), "m" ((unsigned long)f) \
- : "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24"); \
- \
- if (__a3 == 0) \
- return (type) __v0; \
- return (type) -1; \
- }
- #endif
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