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core: Partially persist emulation state across game boots.

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This commit is contained in:
bunnei 2022-09-10 01:48:15 -07:00
parent 3785e8d1c7
commit a35c884097
8 changed files with 65 additions and 58 deletions
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65
src/core/core.cpp
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@ -133,6 +133,30 @@ struct System::Impl {
: kernel{system}, fs_controller{system}, memory{system}, hid_core{}, room_network{},
cpu_manager{system}, reporter{system}, applet_manager{system}, time_manager{system} {}
void Initialize(System& system) {
device_memory = std::make_unique<Core::DeviceMemory>();
is_multicore = Settings::values.use_multi_core.GetValue();
core_timing.SetMulticore(is_multicore);
core_timing.Initialize([&system]() { system.RegisterHostThread(); });
const auto posix_time = std::chrono::system_clock::now().time_since_epoch();
const auto current_time =
std::chrono::duration_cast<std::chrono::seconds>(posix_time).count();
Settings::values.custom_rtc_differential =
Settings::values.custom_rtc.value_or(current_time) - current_time;
// Create a default fs if one doesn't already exist.
if (virtual_filesystem == nullptr)
virtual_filesystem = std::make_shared<FileSys::RealVfsFilesystem>();
if (content_provider == nullptr)
content_provider = std::make_unique<FileSys::ContentProviderUnion>();
// Create default implementations of applets if one is not provided.
applet_manager.SetDefaultAppletsIfMissing();
}
SystemResultStatus Run() {
std::unique_lock<std::mutex> lk(suspend_guard);
status = SystemResultStatus::Success;
@ -178,37 +202,17 @@ struct System::Impl {
debugger = std::make_unique<Debugger>(system, port);
}
SystemResultStatus Init(System& system, Frontend::EmuWindow& emu_window) {
SystemResultStatus SetupForMainProcess(System& system, Frontend::EmuWindow& emu_window) {
LOG_DEBUG(Core, "initialized OK");
device_memory = std::make_unique<Core::DeviceMemory>();
is_multicore = Settings::values.use_multi_core.GetValue();
is_async_gpu = Settings::values.use_asynchronous_gpu_emulation.GetValue();
kernel.SetMulticore(is_multicore);
cpu_manager.SetMulticore(is_multicore);
cpu_manager.SetAsyncGpu(is_async_gpu);
core_timing.SetMulticore(is_multicore);
kernel.Initialize();
cpu_manager.Initialize();
core_timing.Initialize([&system]() { system.RegisterHostThread(); });
const auto posix_time = std::chrono::system_clock::now().time_since_epoch();
const auto current_time =
std::chrono::duration_cast<std::chrono::seconds>(posix_time).count();
Settings::values.custom_rtc_differential =
Settings::values.custom_rtc.value_or(current_time) - current_time;
// Create a default fs if one doesn't already exist.
if (virtual_filesystem == nullptr)
virtual_filesystem = std::make_shared<FileSys::RealVfsFilesystem>();
if (content_provider == nullptr)
content_provider = std::make_unique<FileSys::ContentProviderUnion>();
/// Create default implementations of applets if one is not provided.
applet_manager.SetDefaultAppletsIfMissing();
/// Reset all glue registrations
arp_manager.ResetAll();
@ -253,11 +257,11 @@ struct System::Impl {
return SystemResultStatus::ErrorGetLoader;
}
SystemResultStatus init_result{Init(system, emu_window)};
SystemResultStatus init_result{SetupForMainProcess(system, emu_window)};
if (init_result != SystemResultStatus::Success) {
LOG_CRITICAL(Core, "Failed to initialize system (Error {})!",
static_cast<int>(init_result));
Shutdown();
ShutdownMainProcess();
return init_result;
}
@ -276,7 +280,7 @@ struct System::Impl {
const auto [load_result, load_parameters] = app_loader->Load(*main_process, system);
if (load_result != Loader::ResultStatus::Success) {
LOG_CRITICAL(Core, "Failed to load ROM (Error {})!", load_result);
Shutdown();
ShutdownMainProcess();
return static_cast<SystemResultStatus>(
static_cast<u32>(SystemResultStatus::ErrorLoader) + static_cast<u32>(load_result));
@ -335,7 +339,7 @@ struct System::Impl {
return status;
}
void Shutdown() {
void ShutdownMainProcess() {
SetShuttingDown(true);
// Log last frame performance stats if game was loded
@ -369,7 +373,7 @@ struct System::Impl {
cheat_engine.reset();
telemetry_session.reset();
time_manager.Shutdown();
core_timing.Shutdown();
core_timing.ClearPendingEvents();
app_loader.reset();
audio_core.reset();
gpu_core.reset();
@ -377,7 +381,6 @@ struct System::Impl {
perf_stats.reset();
kernel.Shutdown();
memory.Reset();
applet_manager.ClearAll();
if (auto room_member = room_network.GetRoomMember().lock()) {
Network::GameInfo game_info{};
@ -520,6 +523,10 @@ const CpuManager& System::GetCpuManager() const {
return impl->cpu_manager;
}
void System::Initialize() {
impl->Initialize(*this);
}
SystemResultStatus System::Run() {
return impl->Run();
}
@ -540,8 +547,8 @@ void System::InvalidateCpuInstructionCacheRange(VAddr addr, std::size_t size) {
impl->kernel.InvalidateCpuInstructionCacheRange(addr, size);
}
void System::Shutdown() {
impl->Shutdown();
void System::ShutdownMainProcess() {
impl->ShutdownMainProcess();
}
bool System::IsShuttingDown() const {