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PCSX2: IPU end of video freeze fix 

Fixes end of video freeze in Enthusia - Professional Racing.
This commit is contained in:
FlatOutPS2 2016-08-09 14:06:59 +02:00
parent 59a4442880
commit c8f6d68d68
1 changed files with 8 additions and 0 deletions
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8
pcsx2/IPU/IPU.cpp
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@ -64,6 +64,13 @@ __fi void IPUProcessInterrupt()
{ {
if (ipuRegs.ctrl.BUSY) // && (g_BP.FP || g_BP.IFC || (ipu1ch.chcr.STR && ipu1ch.qwc > 0))) if (ipuRegs.ctrl.BUSY) // && (g_BP.FP || g_BP.IFC || (ipu1ch.chcr.STR && ipu1ch.qwc > 0)))
IPUWorker(); IPUWorker();
if (ipuRegs.ctrl.BUSY && ipuRegs.cmd.BUSY && ipuRegs.cmd.DATA == 0x000001B7) {
// 0x000001B7 is the MPEG2 sequence end code, signalling the end of a video.
// At the end of a video BUSY values should be automatically set to 0.
// This does not happen for Enthusia - Professional Racing, causing it to get stuck in an endless loop.
ipuRegs.cmd.BUSY = 0;
ipuRegs.ctrl.BUSY = 0;
}
} }
///////////////////////////////////////////////////////// /////////////////////////////////////////////////////////
@ -274,6 +281,7 @@ void ipuSoftReset()
ipuRegs.top = 0; ipuRegs.top = 0;
ipu_cmd.clear(); ipu_cmd.clear();
ipuRegs.cmd.BUSY = 0; ipuRegs.cmd.BUSY = 0;
ipuRegs.cmd.DATA = NULL; // required for Enthusia - Professional Racing after fix, or will freeze at start of next video.
memzero(g_BP); memzero(g_BP);
} }