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Kernel+LibSystem: Add a 4th syscall argument

Let's allow passing 4 function arguments to a syscall. The 4th argument
goes into ESI or RSI.
This commit is contained in:
Andreas Kling 2021-07-24 02:15:07 +02:00
parent 9b78ae5149
commit deff554096
5 changed files with 33 additions and 8 deletions

View file

@ -15,6 +15,7 @@ uintptr_t syscall0(uintptr_t function);
uintptr_t syscall1(uintptr_t function, uintptr_t arg0);
uintptr_t syscall2(uintptr_t function, uintptr_t arg0, uintptr_t arg1);
uintptr_t syscall3(uintptr_t function, uintptr_t arg0, uintptr_t arg1, uintptr_t arg2);
uintptr_t syscall4(uintptr_t function, uintptr_t arg0, uintptr_t arg1, uintptr_t arg2, uintptr_t arg3);
}
#ifdef __cplusplus
@ -39,4 +40,9 @@ inline uintptr_t syscall(auto function, auto arg0, auto arg1, auto arg2)
return syscall3((uintptr_t)function, (uintptr_t)arg0, (uintptr_t)arg1, (uintptr_t)arg2);
}
inline uintptr_t syscall(auto function, auto arg0, auto arg1, auto arg2, auto arg3)
{
return syscall4((uintptr_t)function, (uintptr_t)arg0, (uintptr_t)arg1, (uintptr_t)arg2, (uintptr_t)arg3);
}
#endif