void CPU_RunLoop() {
setCurrentThreadName("CPU");
FPU_SetFastMode();
if (CPU_NextState(CPU_THREAD_PENDING, CPU_THREAD_STARTING)) {
CPU_Init();
CPU_NextState(CPU_THREAD_STARTING, CPU_THREAD_RUNNING);
} else if (!CPU_NextState(CPU_THREAD_RESUME, CPU_THREAD_RUNNING)) {
ERROR_LOG(CPU, "CPU thread in unexpected state: %d", cpuThreadState);
return;
}
while (cpuThreadState != CPU_THREAD_SHUTDOWN)
{
CPU_WaitStatus(cpuThreadCond, &CPU_HasPendingAction);
switch (cpuThreadState) {
case CPU_THREAD_EXECUTE:
mipsr4k.RunLoopUntil(cpuThreadUntil);
gpu->FinishEventLoop();
CPU_NextState(CPU_THREAD_EXECUTE, CPU_THREAD_RUNNING);
break;
// These are fine, just keep looping.
case CPU_THREAD_RUNNING:
case CPU_THREAD_SHUTDOWN:
break;
case CPU_THREAD_QUIT:
// Just leave the thread, CPU is switching off thread.
CPU_SetState(CPU_THREAD_NOT_RUNNING);
return;
default:
ERROR_LOG(CPU, "CPU thread in unexpected state: %d", cpuThreadState);
// Begin shutdown, otherwise we'd just spin on this bad state.
CPU_SetState(CPU_THREAD_SHUTDOWN);
break;
}
}
if (coreState != CORE_ERROR) {
coreState = CORE_POWERDOWN;
}
// Let's make sure the gpu has already cleaned up before we start freeing memory.
if (gpu) {
gpu->FinishEventLoop();
gpu->SyncThread(true);
}
CPU_Shutdown();
CPU_SetState(CPU_THREAD_NOT_RUNNING);
}
void PSP_RunLoopUntil(u64 globalticks) {
SaveState::Process();
if (coreState == CORE_POWERDOWN || coreState == CORE_ERROR) {
return;
}
// Switch the CPU thread on or off, as the case may be.
bool useCPUThread = g_Config.bSeparateCPUThread;
if (useCPUThread && cpuThread == nullptr) {
// Need to start the cpu thread.
Core_ListenShutdown(System_Wake);
CPU_SetState(CPU_THREAD_RESUME);
cpuThread = new std::thread(&CPU_RunLoop);
cpuThreadID = cpuThread->get_id();
cpuThread->detach();
if (gpu) {
gpu->SetThreadEnabled(true);
}
CPU_WaitStatus(cpuThreadReplyCond, &CPU_IsReady);
} else if (!useCPUThread && cpuThread != nullptr) {
CPU_SetState(CPU_THREAD_QUIT);
CPU_WaitStatus(cpuThreadReplyCond, &CPU_IsShutdown);
delete cpuThread;
cpuThread = nullptr;
cpuThreadID = std::thread::id();
if (gpu) {
gpu->SetThreadEnabled(false);
}
}
if (cpuThread != nullptr) {
// Tell the gpu a new frame is about to begin, before we start the CPU.
gpu->SyncBeginFrame();
cpuThreadUntil = globalticks;
if (CPU_NextState(CPU_THREAD_RUNNING, CPU_THREAD_EXECUTE)) {
// The CPU doesn't actually respect cpuThreadUntil well, especially when skipping frames.
// TODO: Something smarter? Or force CPU to bail periodically?
while (!CPU_IsReady()) {
gpu->RunEventsUntil(CoreTiming::GetTicks() + msToCycles(1000));
if (coreState != CORE_RUNNING) {
CPU_WaitStatus(cpuThreadReplyCond, &CPU_IsReady);
}
}
} else {
ERROR_LOG(CPU, "Unable to execute CPU run loop, unexpected state: %d", cpuThreadState);
}
} else {
mipsr4k.RunLoopUntil(globalticks);
}
gpu->CleanupBeforeUI();
}
bool PSP_Init(const CoreParameter &coreParam, std::string *error_string) {
INFO_LOG(BOOT, "PPSSPP %s", PPSSPP_GIT_VERSION);
coreParameter = coreParam;
coreParameter.errorString = "";
if (g_Config.bSeparateCPUThread) {
Core_ListenShutdown(System_Wake);
CPU_SetState(CPU_THREAD_PENDING);
cpuThread = new std::thread(&CPU_RunLoop);
cpuThread->detach();
CPU_WaitStatus(cpuThreadReplyCond, &CPU_IsReady);
} else {
CPU_Init();
}
bool success = coreParameter.fileToStart != "";
*error_string = coreParameter.errorString;
if (success) {
success = GPU_Init();
if (!success) {
PSP_Shutdown();
*error_string = "Unable to initialize rendering engine.";
}
}
return success;
}
bool PSP_InitStart(const CoreParameter &coreParam, std::string *error_string) {
if (pspIsIniting) {
return false;
}
#if defined(_WIN32) && defined(_M_X64)
INFO_LOG(BOOT, "PPSSPP %s Windows 64 bit", PPSSPP_GIT_VERSION);
#elif defined(_WIN32) && !defined(_M_X64)
INFO_LOG(BOOT, "PPSSPP %s Windows 32 bit", PPSSPP_GIT_VERSION);
#else
INFO_LOG(BOOT, "PPSSPP %s", PPSSPP_GIT_VERSION);
#endif
coreParameter = coreParam;
coreParameter.errorString = "";
pspIsIniting = true;
if (g_Config.bSeparateCPUThread) {
Core_ListenShutdown(System_Wake);
CPU_SetState(CPU_THREAD_PENDING);
cpuThread = new std::thread(&CPU_RunLoop);
cpuThread->detach();
} else {
CPU_Init();
}
*error_string = coreParameter.errorString;
return coreParameter.fileToStart != "";
}
void CPU_Init() {
coreState = CORE_POWERUP;
currentCPU = &mipsr4k;
numCPUs = 1;
// Default memory settings
// Seems to be the safest place currently..
if (g_Config.iPSPModel == PSP_MODEL_FAT)
Memory::g_MemorySize = Memory::RAM_NORMAL_SIZE; // 32 MB of ram by default
else
Memory::g_MemorySize = Memory::RAM_DOUBLE_SIZE;
g_RemasterMode = false;
g_DoubleTextureCoordinates = false;
Memory::g_PSPModel = g_Config.iPSPModel;
std::string filename = coreParameter.fileToStart;
IdentifiedFileType type = Identify_File(filename);
switch (type) {
case FILETYPE_PSP_ISO:
case FILETYPE_PSP_ISO_NP:
case FILETYPE_PSP_DISC_DIRECTORY:
InitMemoryForGameISO(filename);
break;
default:
break;
}
Memory::Init();
mipsr4k.Reset();
host->AttemptLoadSymbolMap();
if (coreParameter.enableSound) {
Audio_Init();
}
CoreTiming::Init();
// Init all the HLE modules
HLEInit();
// TODO: Check Game INI here for settings, patches and cheats, and modify coreParameter accordingly
// Why did we check for CORE_POWERDOWN here?
if (!LoadFile(filename, &coreParameter.errorString)) {
CPU_Shutdown();
coreParameter.fileToStart = "";
CPU_SetState(CPU_THREAD_NOT_RUNNING);
return;
}
if (coreParameter.updateRecent) {
g_Config.AddRecent(filename);
}
coreState = coreParameter.startPaused ? CORE_STEPPING : CORE_RUNNING;
}
void CPU_Init() {
currentCPU = &mipsr4k;
numCPUs = 1;
// Default memory settings
// Seems to be the safest place currently..
Memory::g_MemorySize = 0x2000000; // 32 MB of ram by default
g_RemasterMode = false;
g_DoubleTextureCoordinates = false;
std::string filename = coreParameter.fileToStart;
IdentifiedFileType type = Identify_File(filename);
switch (type) {
case FILETYPE_PSP_ISO:
case FILETYPE_PSP_ISO_NP:
case FILETYPE_PSP_DISC_DIRECTORY:
InitMemoryForGameISO(filename);
break;
default:
break;
}
Memory::Init();
mipsr4k.Reset();
mipsr4k.pc = 0;
host->AttemptLoadSymbolMap();
if (coreParameter.enableSound) {
mixer = new PSPMixer();
host->InitSound(mixer);
}
if (coreParameter.disableG3Dlog) {
LogManager::GetInstance()->SetEnable(LogTypes::G3D, false);
}
CoreTiming::Init();
// Init all the HLE modules
HLEInit();
// TODO: Check Game INI here for settings, patches and cheats, and modify coreParameter accordingly
// Why did we check for CORE_POWERDOWN here?
if (!LoadFile(filename, &coreParameter.errorString)) {
CPU_Shutdown();
coreParameter.fileToStart = "";
CPU_SetState(CPU_THREAD_NOT_RUNNING);
return;
}
if (coreParameter.updateRecent) {
g_Config.AddRecent(filename);
}
coreState = coreParameter.startPaused ? CORE_STEPPING : CORE_RUNNING;
}
bool CPU_NextStateNot(CPUThreadState from, CPUThreadState to) {
lock_guard guard(cpuThreadLock);
if (cpuThreadState != from) {
CPU_SetState(to);
return true;
} else {
return false;
}
}
void CPU_RunLoop() {
Common::SetCurrentThreadName("CPUThread");
if (!CPU_NextState(CPU_THREAD_PENDING, CPU_THREAD_STARTING)) {
ERROR_LOG(CPU, "CPU thread in unexpected state: %d", cpuThreadState);
return;
}
CPU_Init();
CPU_NextState(CPU_THREAD_STARTING, CPU_THREAD_RUNNING);
while (cpuThreadState != CPU_THREAD_SHUTDOWN)
{
CPU_WaitStatus(&CPU_HasPendingAction);
switch (cpuThreadState) {
case CPU_THREAD_EXECUTE:
mipsr4k.RunLoopUntil(cpuThreadUntil);
gpu->FinishEventLoop();
CPU_NextState(CPU_THREAD_EXECUTE, CPU_THREAD_RUNNING);
break;
// These are fine, just keep looping.
case CPU_THREAD_RUNNING:
case CPU_THREAD_SHUTDOWN:
break;
default:
ERROR_LOG(CPU, "CPU thread in unexpected state: %d", cpuThreadState);
// Begin shutdown, otherwise we'd just spin on this bad state.
CPU_SetState(CPU_THREAD_SHUTDOWN);
break;
}
}
if (coreState != CORE_ERROR) {
coreState = CORE_POWERDOWN;
}
CPU_Shutdown();
CPU_SetState(CPU_THREAD_NOT_RUNNING);
}
void PSP_Shutdown() {
if (coreState == CORE_RUNNING)
coreState = CORE_ERROR;
if (cpuThread != NULL) {
CPU_SetState(CPU_THREAD_SHUTDOWN);
CPU_WaitStatus(&CPU_IsShutdown);
delete cpuThread;
cpuThread = 0;
} else {
CPU_Shutdown();
}
GPU_Shutdown();
}
void PSP_Shutdown() {
if (coreState == CORE_RUNNING)
Core_UpdateState(CORE_ERROR);
if (cpuThread != NULL) {
CPU_SetState(CPU_THREAD_SHUTDOWN);
CPU_WaitStatus(&CPU_IsShutdown);
delete cpuThread;
cpuThread = 0;
} else {
CPU_Shutdown();
}
GPU_Shutdown();
host->SetWindowTitle(0);
}
bool PSP_Init(const CoreParameter &coreParam, std::string *error_string) {
INFO_LOG(HLE, "PPSSPP %s", PPSSPP_GIT_VERSION);
coreParameter = coreParam;
coreParameter.errorString = "";
if (g_Config.bSeparateCPUThread) {
CPU_SetState(CPU_THREAD_PENDING);
cpuThread = new std::thread(&CPU_RunLoop);
CPU_WaitStatus(&CPU_IsReady);
} else {
CPU_Init();
}
bool success = coreParameter.fileToStart != "";
*error_string = coreParameter.errorString;
if (success) {
GPU_Init();
}
return success;
}
bool PSP_InitStart(const CoreParameter &coreParam, std::string *error_string) {
if (pspIsIniting || pspIsQuiting) {
return false;
}
#if defined(_WIN32) && defined(_M_X64)
INFO_LOG(BOOT, "PPSSPP %s Windows 64 bit", PPSSPP_GIT_VERSION);
#elif defined(_WIN32) && !defined(_M_X64)
INFO_LOG(BOOT, "PPSSPP %s Windows 32 bit", PPSSPP_GIT_VERSION);
#else
INFO_LOG(BOOT, "PPSSPP %s", PPSSPP_GIT_VERSION);
#endif
GraphicsContext *temp = coreParameter.graphicsContext;
coreParameter = coreParam;
if (coreParameter.graphicsContext == nullptr) {
coreParameter.graphicsContext = temp;
}
coreParameter.errorString = "";
pspIsIniting = true;
if (g_Config.bSeparateCPUThread) {
Core_ListenShutdown(System_Wake);
CPU_SetState(CPU_THREAD_PENDING);
cpuThread = new std::thread(&CPU_RunLoop);
cpuThreadID = cpuThread->get_id();
cpuThread->detach();
} else {
CPU_Init();
}
*error_string = coreParameter.errorString;
bool success = coreParameter.fileToStart != "";
if (!success) {
pspIsIniting = false;
}
return success;
}
bool PSP_InitStart(const CoreParameter &coreParam, std::string *error_string) {
if (pspIsIniting) {
return false;
}
#if defined(_WIN32) && defined(_M_X64)
INFO_LOG(BOOT, "PPSSPP %s Windows 64 bit", PPSSPP_GIT_VERSION);
#elif defined(_WIN32) && !defined(_M_X64)
INFO_LOG(BOOT, "PPSSPP %s Windows 32 bit", PPSSPP_GIT_VERSION);
#else
INFO_LOG(BOOT, "PPSSPP %s", PPSSPP_GIT_VERSION);
#endif
coreParameter = coreParam;
coreParameter.errorString = "";
pspIsIniting = true;
if (g_Config.bSeparateCPUThread) {
Core_ListenShutdown(System_Wake);
CPU_SetState(CPU_THREAD_PENDING);
cpuThread = new std::thread(&CPU_RunLoop);
#ifdef _XBOX
SuspendThread(cpuThread->native_handle());
XSetThreadProcessor(cpuThread->native_handle(), 2);
ResumeThread(cpuThread->native_handle());
#endif
cpuThreadID = cpuThread->get_id();
cpuThread->detach();
} else {
CPU_Init();
}
*error_string = coreParameter.errorString;
bool success = coreParameter.fileToStart != "";
if (!success) {
pspIsIniting = false;
}
return success;
}
void CPU_Init() {
coreState = CORE_POWERUP;
currentMIPS = &mipsr4k;
g_symbolMap = new SymbolMap();
// Default memory settings
// Seems to be the safest place currently..
Memory::g_MemorySize = Memory::RAM_NORMAL_SIZE; // 32 MB of ram by default
g_RemasterMode = false;
g_DoubleTextureCoordinates = false;
Memory::g_PSPModel = g_Config.iPSPModel;
std::string filename = coreParameter.fileToStart;
loadedFile = ResolveFileLoaderTarget(ConstructFileLoader(filename));
#ifdef _M_X64
if (g_Config.bCacheFullIsoInRam) {
loadedFile = new RamCachingFileLoader(loadedFile);
}
#endif
IdentifiedFileType type = Identify_File(loadedFile);
// TODO: Put this somewhere better?
if (coreParameter.mountIso != "") {
coreParameter.mountIsoLoader = ConstructFileLoader(coreParameter.mountIso);
}
MIPSAnalyst::Reset();
Replacement_Init();
switch (type) {
case FILETYPE_PSP_ISO:
case FILETYPE_PSP_ISO_NP:
case FILETYPE_PSP_DISC_DIRECTORY:
InitMemoryForGameISO(loadedFile);
break;
case FILETYPE_PSP_PBP:
InitMemoryForGamePBP(loadedFile);
break;
case FILETYPE_PSP_PBP_DIRECTORY:
// This is normal for homebrew.
// ERROR_LOG(LOADER, "PBP directory resolution failed.");
break;
default:
break;
}
// Here we have read the PARAM.SFO, let's see if we need any compatibility overrides.
// Homebrew usually has an empty discID, and even if they do have a disc id, it's not
// likely to collide with any commercial ones.
std::string discID = g_paramSFO.GetValueString("DISC_ID");
if (!discID.empty()) {
coreParameter.compat.Load(discID);
}
Memory::Init();
mipsr4k.Reset();
host->AttemptLoadSymbolMap();
if (coreParameter.enableSound) {
Audio_Init();
}
CoreTiming::Init();
// Init all the HLE modules
HLEInit();
// TODO: Check Game INI here for settings, patches and cheats, and modify coreParameter accordingly
// Why did we check for CORE_POWERDOWN here?
if (!LoadFile(&loadedFile, &coreParameter.errorString)) {
CPU_Shutdown();
coreParameter.fileToStart = "";
CPU_SetState(CPU_THREAD_NOT_RUNNING);
return;
}
if (coreParameter.updateRecent) {
g_Config.AddRecent(filename);
}
coreState = coreParameter.startPaused ? CORE_STEPPING : CORE_RUNNING;
}
