drew/acadia
1
0
Fork 0
Code Issues 6 Pull requests Projects Releases Packages Wiki Activity Actions

[zion] Move the final syscalls to the new format.

Browse source
This commit is contained in:
Drew Galbraith 2023-06-20 15:03:33 -07:00
parent bd431b94ce
commit 1edd5023ce
10 changed files with 45 additions and 52 deletions
Download patch file Download diff file Expand all files Collapse all files

25
zion/usr/zcall.cpp
View file

@ -4,29 +4,8 @@
#include "usr/zcall_internal.h"
z_err_t SysCall2(uint64_t number, const void* first, const void* second) {
z_err_t SysCall1(uint64_t number, const void* first) {
z_err_t return_code;
asm("syscall"
: "=a"(return_code)
: "D"(number), "S"(first), "d"(second)
: "rcx", "r11");
asm("syscall" : "=a"(return_code) : "D"(number), "S"(first) : "rcx", "r11");
return return_code;
}
z_err_t SysCall0(uint64_t number) { return SysCall2(number, 0, 0); }
z_err_t SysCall1(uint64_t number, const void* first) {
return SysCall2(number, first, 0);
}
z_err_t ZCapDuplicate(z_cap_t cap_in, z_cap_t* cap_out) {
ZCapDuplicateReq req{
.cap = cap_in,
};
ZCapDuplicateResp resp;
z_err_t ret = SysCall2(Z_CAP_DUPLICATE, &req, &resp);
*cap_out = resp.cap;
return ret;
}
z_err_t ZDebug(const char* message) { return SysCall1(Z_DEBUG_PRINT, message); }