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[Kernel] Implement GetSystemTick

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wheremyfoodat 2022-09-21 00:48:51 +03:00
parent 5bcdf4d063
commit cbefe3c2d0
4 changed files with 19 additions and 0 deletions
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1
src/core/CPU/cpu_dynarmic.cpp
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@ -19,6 +19,7 @@ CPU::CPU(Memory& mem, Kernel& kernel) : mem(mem), env(mem, kernel, *this) {
void CPU::reset() {
setCPSR(CPSR::UserMode);
setFPSCR(FPSCR::ThreadDefault);
env.totalTicks = 0;
cp15->reset();
cp15->setTLSBase(VirtualAddrs::TLSBase); // Set cp15 TLS pointer to the main thread's thread-local storage

10
src/core/kernel/kernel.cpp
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@ -26,6 +26,7 @@ void Kernel::serviceSVC(u32 svc) {
case 0x22: arbitrateAddress(); break;
case 0x23: svcCloseHandle(); break;
case 0x24: waitSynchronization1(); break;
case 0x28: getSystemTick(); break;
case 0x2D: connectToPort(); break;
case 0x32: sendSyncRequest(); break;
case 0x38: getResourceLimit(); break;
@ -108,6 +109,15 @@ void Kernel::svcCloseHandle() {
regs[0] = SVCResult::Success;
}
// u64 GetSystemTick()
void Kernel::getSystemTick() {
printf("GetSystemTick()\n");
u64 ticks = cpu.getTicks();
regs[0] = u32(ticks);
regs[1] = u32(ticks >> 32);
}
// Result OutputDebugString(const char* str, s32 size)
// TODO: Does this actually write an error code in r0 and is the above signature correct?
void Kernel::outputDebugString() {