diff options
| author | Marvin Borner | 2020-04-28 19:15:47 +0200 |
|---|---|---|
| committer | Marvin Borner | 2020-04-28 19:15:47 +0200 |
| commit | bfe16de4be67565f1a1e7b1331fcbe3aedf9c54e (patch) | |
| tree | 1bc7450acb82410753e34da30cb9f44d19b9e92b /src/userspace/syscall.h | |
| parent | 4b8518b4e791c68154ec52badcc921b62afafb49 (diff) | |
Userspace rewrite -> IT WORKS! :)
Finally, after many months of work and rewrites the syscalls with
constant char pointers work now :D
Diffstat (limited to 'src/userspace/syscall.h')
| -rw-r--r-- | src/userspace/syscall.h | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/src/userspace/syscall.h b/src/userspace/syscall.h deleted file mode 100644 index 9f5bdb0..0000000 --- a/src/userspace/syscall.h +++ /dev/null @@ -1,87 +0,0 @@ -#ifndef MELVIX_SYSCALL_H -#define MELVIX_SYSCALL_H - -#include <stdint.h> - -#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; \ - } - -/** - * DECLARATIONS - */ -DECL_SYSCALL0(halt); - -DECL_SYSCALL1(write, const char *); - -DECL_SYSCALL1(read, const char *); - -DECL_SYSCALL1(writec, char); - -DECL_SYSCALL0(readc); - -DECL_SYSCALL0(get_pointers); - -DECL_SYSCALL1(alloc, uint32_t); - -DECL_SYSCALL1(free, uint32_t); - -#endif
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