diff options
| author | Loic Guegan <manzerbredes@mailbox.org> | 2021-04-12 10:13:21 +0200 |
|---|---|---|
| committer | Loic Guegan <manzerbredes@mailbox.org> | 2021-04-12 10:13:21 +0200 |
| commit | 39713a3736145483dd3310c3605f940ca34f05c3 (patch) | |
| tree | d4dcdf0f3b667a5d706aa4b04501a71facf186bd /src/core/syscall.c | |
| parent | 6edeba8fe208fb019aec00fdc72b97407a8078d3 (diff) | |
Refactoring
Diffstat (limited to 'src/core/syscall.c')
| -rw-r--r-- | src/core/syscall.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/core/syscall.c b/src/core/syscall.c new file mode 100644 index 0000000..300b7aa --- /dev/null +++ b/src/core/syscall.c @@ -0,0 +1,19 @@ +#include "syscall.h" +#include "gdt.h" +#include "libc/stdio.h" + +void syscall(){ + int call_number; + asm("movl %%eax, %0":"=m"(call_number)); + if(call_number==1){ + int msg_addr; + asm("movl %%ebx, %0":"=m"(msg_addr)); + char *msg=(char*)msg_addr; + print(msg); + } + else{ + print("Syscall "); + printi(call_number); + print(" unknown"); + } +}
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