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Code Issues Releases Activity

Suspend temporally

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FernandoS27 2021-10-05 23:54:33 +02:00 committed by Fernando Sahmkow
parent 7dca0bc11d
commit 198c6ad0d7
3 changed files with 31 additions and 1 deletions
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27
src/core/core.cpp
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@ -140,25 +140,45 @@ struct System::Impl {
cpu_manager{system}, reporter{system}, applet_manager{system}, time_manager{system} {}
SystemResultStatus Run() {
std::unique_lock<std::mutex> lk(suspend_guard);
status = SystemResultStatus::Success;
kernel.Suspend(false);
core_timing.SyncPause(false);
cpu_manager.Pause(false);
is_paused = false;
return status;
}
SystemResultStatus Pause() {
std::unique_lock<std::mutex> lk(suspend_guard);
status = SystemResultStatus::Success;
core_timing.SyncPause(true);
kernel.Suspend(true);
cpu_manager.Pause(true);
is_paused = true;
return status;
}
void stallForGPU(bool pause) {
if (pause) {
suspend_guard.lock();
kernel.Suspend(pause);
core_timing.SyncPause(pause);
cpu_manager.Pause(pause);
} else {
if (!is_paused) {
core_timing.SyncPause(pause);
kernel.Suspend(pause);
cpu_manager.Pause(pause);
}
suspend_guard.unlock();
}
}
SystemResultStatus Init(System& system, Frontend::EmuWindow& emu_window) {
LOG_DEBUG(Core, "initialized OK");
@ -367,6 +387,9 @@ struct System::Impl {
return perf_stats->GetAndResetStats(core_timing.GetGlobalTimeUs());
}
std::mutex suspend_guard;
bool is_paused{};
Timing::CoreTiming core_timing;
Kernel::KernelCore kernel;
/// RealVfsFilesystem instance
@ -464,6 +487,10 @@ void System::Shutdown() {
impl->Shutdown();
}
void System::stallForGPU(bool pause) {
impl->stallForGPU(pause);
}
SystemResultStatus System::Load(Frontend::EmuWindow& emu_window, const std::string& filepath,
u64 program_id, std::size_t program_index) {
return impl->Load(*this, emu_window, filepath, program_id, program_index);

2
src/core/core.h
View file

@ -160,6 +160,8 @@ public:
/// Shutdown the emulated system.
void Shutdown();
void stallForGPU(bool pause);
/**
* Load an executable application.
* @param emu_window Reference to the host-system window used for video output and keyboard

3
src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
View file

@ -150,8 +150,9 @@ NvResult nvhost_ctrl::IocCtrlEventWait(const std::vector<u8>& input, std::vector
params.value |= event_id;
event.event->GetWritableEvent().Clear();
if (events_interface.failed[event_id]) {
lock.unlock();
system.stallForGPU(true);
gpu.WaitFence(params.syncpt_id, target_value);
system.stallForGPU(false);
std::memcpy(output.data(), &params, sizeof(params));
events_interface.failed[event_id] = false;
return NvResult::Success;