acadia/zion/usr/zcall.cpp

22 lines
510 B
C++

#include "include/zcall.h"
#include <stdint.h>
uint64_t SysCall1(uint64_t number, const void* first) {
uint64_t return_code;
asm("syscall" : "=a"(return_code) : "D"(number), "S"(first) : "rcx", "r11");
return return_code;
}
uint64_t ZDebug(const char* message) {
return SysCall1(Z_DEBUG_PRINT, message);
}
uint64_t ZProcessSpawn(uint64_t elf_base, uint64_t elf_size) {
ZProcessSpawnReq req{
.elf_base = elf_base,
.elf_size = elf_size,
};
return SysCall1(Z_PROCESS_SPAWN, &req);
}