System::ResultStatus System::Init(Frontend::EmuWindow& emu_window, u32 system_mode) {
LOG_DEBUG(HW_Memory, "initialized OK");
memory = std::make_unique<Memory::MemorySystem>();
timing = std::make_unique<Timing>();
kernel = std::make_unique<Kernel::KernelSystem>(*memory, *timing,
[this] { PrepareReschedule(); }, system_mode);
if (Settings::values.use_cpu_jit) {
#ifdef ARCHITECTURE_x86_64
cpu_core = std::make_unique<ARM_Dynarmic>(this, *memory, USER32MODE);
#else
cpu_core = std::make_unique<ARM_DynCom>(this, *memory, USER32MODE);
LOG_WARNING(Core, "CPU JIT requested, but Dynarmic not available");
#endif
} else {
cpu_core = std::make_unique<ARM_DynCom>(this, *memory, USER32MODE);
}
kernel->GetThreadManager().SetCPU(*cpu_core);
memory->SetCPU(*cpu_core);
if (Settings::values.enable_dsp_lle) {
dsp_core = std::make_unique<AudioCore::DspLle>(*memory,
Settings::values.enable_dsp_lle_multithread);
} else {
dsp_core = std::make_unique<AudioCore::DspHle>(*memory);
}
memory->SetDSP(*dsp_core);
dsp_core->SetSink(Settings::values.sink_id, Settings::values.audio_device_id);
dsp_core->EnableStretching(Settings::values.enable_audio_stretching);
telemetry_session = std::make_unique<Core::TelemetrySession>();
rpc_server = std::make_unique<RPC::RPCServer>();
service_manager = std::make_shared<Service::SM::ServiceManager>(*this);
archive_manager = std::make_unique<Service::FS::ArchiveManager>(*this);
HW::Init(*memory);
Service::Init(*this);
GDBStub::Init();
ResultStatus result = VideoCore::Init(emu_window, *memory);
if (result != ResultStatus::Success) {
return result;
}
LOG_DEBUG(Core, "Initialized OK");
// Reset counters and set time origin to current frame
GetAndResetPerfStats();
perf_stats.BeginSystemFrame();
return ResultStatus::Success;
}
System::ResultStatus System::RunLoop(bool tight_loop) {
status = ResultStatus::Success;
if (!cpu_core) {
return ResultStatus::ErrorNotInitialized;
}
if (GDBStub::IsServerEnabled()) {
GDBStub::HandlePacket();
// If the loop is halted and we want to step, use a tiny (1) number of instructions to
// execute. Otherwise, get out of the loop function.
if (GDBStub::GetCpuHaltFlag()) {
if (GDBStub::GetCpuStepFlag()) {
tight_loop = false;
} else {
return ResultStatus::Success;
}
}
}
// If we don't have a currently active thread then don't execute instructions,
// instead advance to the next event and try to yield to the next thread
if (kernel->GetThreadManager().GetCurrentThread() == nullptr) {
LOG_TRACE(Core_ARM11, "Idling");
timing->Idle();
timing->Advance();
PrepareReschedule();
} else {
timing->Advance();
if (tight_loop) {
cpu_core->Run();
} else {
cpu_core->Step();
}
}
if (GDBStub::IsServerEnabled()) {
GDBStub::SetCpuStepFlag(false);
}
HW::Update();
Reschedule();
if (reset_requested.exchange(false)) {
Reset();
} else if (shutdown_requested.exchange(false)) {
return ResultStatus::ShutdownRequested;
}
return status;
}
System::ResultStatus System::RunLoop(int tight_loop) {
status = ResultStatus::Success;
if (!cpu_core) {
return ResultStatus::ErrorNotInitialized;
}
if (GDBStub::IsServerEnabled()) {
GDBStub::HandlePacket();
// If the loop is halted and we want to step, use a tiny (1) number of instructions to
// execute. Otherwise, get out of the loop function.
if (GDBStub::GetCpuHaltFlag()) {
if (GDBStub::GetCpuStepFlag()) {
GDBStub::SetCpuStepFlag(false);
tight_loop = 1;
} else {
return ResultStatus::Success;
}
}
}
// If we don't have a currently active thread then don't execute instructions,
// instead advance to the next event and try to yield to the next thread
if (Kernel::GetCurrentThread() == nullptr) {
LOG_TRACE(Core_ARM11, "Idling");
CoreTiming::Idle();
CoreTiming::Advance();
PrepareReschedule();
} else {
cpu_core->Run(tight_loop);
}
HW::Update();
Reschedule();
return status;
}
