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Gif: Fix MFIFO logic so it doesn't get caught in a loop (Tekken Tag)

This commit is contained in:
refractionpcsx2 2016-10-02 14:35:36 +01:00
parent 955a69b16e
commit 59be0818e2
1 changed files with 41 additions and 40 deletions
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81
pcsx2/Gif.cpp
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@ -708,56 +708,57 @@ void gifMFIFOInterrupt()
}
}
if (dmacRegs.ctrl.MFD != MFD_GIF) {
DevCon.Warning("Not in GIF MFIFO mode! Stopping GIF MFIFO");
return;
}
if (gifUnit.gsSIGNAL.queued) {
//DevCon.WriteLn("Path 3 Paused");
GifDMAInt(128);
return;
}
if((gifstate & GIF_STATE_EMPTY)) {
FireMFIFOEmpty();
if (CHECK_GIFFIFOHACK)
GifDMAInt(128);
if(!(gifstate & GIF_STATE_STALL)) return;
}
if (!CheckPaths()) return;
if(!gifch.chcr.STR) {
if (!gifch.chcr.STR) {
Console.WriteLn("WTF GIFMFIFO");
cpuRegs.interrupt &= ~(1 << 11);
return;
}
if (!(gifstate & GIF_STATE_STALL)) {
if (QWCinGIFMFIFO(gifch.tadr) == 0) {
gifstate |= GIF_STATE_EMPTY;
GifDMAInt(4);
if (CHECK_GIFFIFOHACK)
GifDMAInt(128);
if (gifch.qwc > 0 || !gspath3done) {
if (dmacRegs.ctrl.MFD != MFD_GIF) {
DevCon.Warning("Not in GIF MFIFO mode! Stopping GIF MFIFO");
return;
}
mfifoGIFtransfer(0);
return;
}
if ((gifstate == GIF_STATE_READY) || (gifch.qwc > 0)) {
DevCon.Error("gifMFIFO Panic > Shouldn't go here!");
return;
}
if (gifUnit.gsSIGNAL.queued) {
//DevCon.WriteLn("Path 3 Paused");
GifDMAInt(128);
return;
}
if (gifRegs.stat.FQC > 0) {
//DevCon.Warning("GIF Ending with stuff still in it?");
GifDMAInt(16);
return;
}
if ((gifstate & GIF_STATE_EMPTY)) {
FireMFIFOEmpty();
if (CHECK_GIFFIFOHACK)
GifDMAInt(128);
if (!(gifstate & GIF_STATE_STALL)) return;
}
if (!CheckPaths()) return;
if (!(gifstate & GIF_STATE_STALL)) {
if (QWCinGIFMFIFO(gifch.tadr) == 0) {
gifstate |= GIF_STATE_EMPTY;
GifDMAInt(4);
if (CHECK_GIFFIFOHACK)
GifDMAInt(128);
return;
}
mfifoGIFtransfer(0);
return;
}
if ((gifstate == GIF_STATE_READY) || (gifch.qwc > 0)) {
DevCon.Error("gifMFIFO Panic > Shouldn't go here!");
return;
}
if (gifRegs.stat.FQC > 0) {
//DevCon.Warning("GIF Ending with stuff still in it?");
GifDMAInt(16);
return;
}
}
//if(gifqwc > 0) Console.WriteLn("GIF MFIFO ending with stuff in it %x", gifqwc);
if (!gifmfifoirq) gifqwc = 0;