diff options
Diffstat (limited to 'src/userspace/syscall.h')
| -rw-r--r-- | src/userspace/syscall.h | 111 |
1 files changed, 59 insertions, 52 deletions
diff --git a/src/userspace/syscall.h b/src/userspace/syscall.h index 2d79458..9f5bdb0 100644 --- a/src/userspace/syscall.h +++ b/src/userspace/syscall.h @@ -5,58 +5,65 @@ #define DECL_SYSCALL0(fn) int syscall_##fn(); #define DECL_SYSCALL1(fn, p1) int syscall_##fn(p1); -#define DECL_SYSCALL2(fn, p1, p2) int syscall_##fn(p1,p2); -#define DECL_SYSCALL3(fn, p1, p2, p3) int syscall_##fn(p1,p2,p3); -#define DECL_SYSCALL4(fn, p1, p2, p3, p4) int syscall_##fn(p1,p2,p3,p4); -#define DECL_SYSCALL5(fn, p1, p2, p3, p4, p5) int syscall_##fn(p1,p2,p3,p4,p5); - -#define DEFN_SYSCALL0(fn, num) \ -int syscall_##fn() \ -{ \ - int a; \ - asm volatile("int $0x80" : "=a" (a) : "0" (num)); \ - return a; \ -} - -#define DEFN_SYSCALL1(fn, num, P1) \ -int syscall_##fn(P1 p1) \ -{ \ - int a; \ - asm volatile("int $0x80" : "=a" (a) : "0" (num), "b" ((int)p1)); \ - return a; \ -} - -#define DEFN_SYSCALL2(fn, num, P1, P2) \ -int syscall_##fn(P1 p1, P2 p2) \ -{ \ - int a; \ - asm volatile("int $0x80" : "=a" (a) : "0" (num), "b" ((int)p1), "c" ((int)p2)); \ - return a; \ -} - -#define DEFN_SYSCALL3(fn, num, P1, P2, P3) \ -int syscall_##fn(P1 p1, P2 p2, P3 p3) \ -{ \ - int a; \ - asm volatile("int $0x80" : "=a" (a) : "0" (num), "b" ((int)p1), "c" ((int)p2), "d"((int)p3)); \ - return a; \ -} - -#define DEFN_SYSCALL4(fn, num, P1, P2, P3, P4) \ -int syscall_##fn(P1 p1, P2 p2, P3 p3, P4 p4) \ -{ \ - int a; \ - asm volatile("int $0x80" : "=a" (a) : "0" (num), "b" ((int)p1), "c" ((int)p2), "d" ((int)p3), "S" ((int)p4)); \ - return a; \ -} - -#define DEFN_SYSCALL5(fn, num) \ -int syscall_##fn(P1 p1, P2 p2, P3 p3, P4 p4, P5 p5) \ -{ \ - int a; \ - asm volatile("int $0x80" : "=a" (a) : "0" (num), "b" ((int)p1), "c" ((int)p2), "d" ((int)p3), "S" ((int)p4), "D" ((int)p5)); \ - return a; \ -} +#define DECL_SYSCALL2(fn, p1, p2) int syscall_##fn(p1, p2); +#define DECL_SYSCALL3(fn, p1, p2, p3) int syscall_##fn(p1, p2, p3); +#define DECL_SYSCALL4(fn, p1, p2, p3, p4) int syscall_##fn(p1, p2, p3, p4); +#define DECL_SYSCALL5(fn, p1, p2, p3, p4, p5) int syscall_##fn(p1, p2, p3, p4, p5); + +#define DEFN_SYSCALL0(fn, num) \ + int syscall_##fn() \ + { \ + int a; \ + asm volatile("int $0x80" : "=a"(a) : "0"(num)); \ + return a; \ + } + +#define DEFN_SYSCALL1(fn, num, P1) \ + int syscall_##fn(P1 p1) \ + { \ + int a; \ + asm volatile("int $0x80" : "=a"(a) : "0"(num), "b"((int)p1)); \ + return a; \ + } + +#define DEFN_SYSCALL2(fn, num, P1, P2) \ + int syscall_##fn(P1 p1, P2 p2) \ + { \ + int a; \ + asm volatile("int $0x80" : "=a"(a) : "0"(num), "b"((int)p1), "c"((int)p2)); \ + return a; \ + } + +#define DEFN_SYSCALL3(fn, num, P1, P2, P3) \ + int syscall_##fn(P1 p1, P2 p2, P3 p3) \ + { \ + int a; \ + asm volatile("int $0x80" \ + : "=a"(a) \ + : "0"(num), "b"((int)p1), "c"((int)p2), "d"((int)p3)); \ + return a; \ + } + +#define DEFN_SYSCALL4(fn, num, P1, P2, P3, P4) \ + int syscall_##fn(P1 p1, P2 p2, P3 p3, P4 p4) \ + { \ + int a; \ + asm volatile("int $0x80" \ + : "=a"(a) \ + : "0"(num), "b"((int)p1), "c"((int)p2), "d"((int)p3), "S"((int)p4)); \ + return a; \ + } + +#define DEFN_SYSCALL5(fn, num) \ + int syscall_##fn(P1 p1, P2 p2, P3 p3, P4 p4, P5 p5) \ + { \ + int a; \ + asm volatile("int $0x80" \ + : "=a"(a) \ + : "0"(num), "b"((int)p1), "c"((int)p2), "d"((int)p3), "S"((int)p4), \ + "D"((int)p5)); \ + return a; \ + } /** * DECLARATIONS |