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Moved the token update to the CPU thread.

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This commit is contained in:
skidau
2013-02-10 18:24:30 +11:00
parent 056930cac8
commit 0cafc33eda
1 changed files with 9 additions and 11 deletions
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16
Source/Core/VideoCommon/Src/PixelEngine.cpp
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@ -377,7 +377,12 @@ void UpdateFinishInterrupt(bool active)
// Called only if BPMEM_PE_TOKEN_INT_ID is ack by GP
void SetToken_OnMainThread(u64 userdata, int cyclesLate)
{
// XXX: No 16-bit atomic store available, so cheat and use 32-bit.
// That's what we've always done. We're counting on fifo.PEToken to be
// 4-byte padded.
Common::AtomicStore(*(volatile u32*)&CommandProcessor::fifo.PEToken, userdata & 0xffff);
INFO_LOG(PIXELENGINE, "VIDEO Backend raises INT_CAUSE_PE_TOKEN (btw, token: %04x)", CommandProcessor::fifo.PEToken);
if (userdata >> 16)
UpdateInterrupts();
CommandProcessor::interruptTokenWaiting = false;
IncrementCheckContextId();
@ -394,20 +399,13 @@ void SetFinish_OnMainThread(u64 userdata, int cyclesLate)
// THIS IS EXECUTED FROM VIDEO THREAD
void SetToken(const u16 _token, const int _bSetTokenAcknowledge)
{
// we do it directly from videoThread because of
// Super Monkey Ball
// XXX: No 16-bit atomic store available, so cheat and use 32-bit.
// That's what we've always done. We're counting on fifo.PEToken to be
// 4-byte padded.
Common::AtomicStore(*(volatile u32*)&CommandProcessor::fifo.PEToken, _token);
if (_bSetTokenAcknowledge) // set token INT
{
CommandProcessor::interruptTokenWaiting = true;
CoreTiming::ScheduleEvent_Threadsafe(0, et_SetTokenOnMainThread, _token | (_bSetTokenAcknowledge << 16));
Common::AtomicStore(*(volatile u32*)&g_bSignalTokenInterrupt, 1);
}
CommandProcessor::interruptTokenWaiting = true;
CoreTiming::ScheduleEvent_Threadsafe(0, et_SetTokenOnMainThread, _token | (_bSetTokenAcknowledge << 16));
IncrementCheckContextId();
}