libretro/ppsspp
1
0
Fork 0
mirror of https://github.com/libretro/ppsspp.git synced 2025-02-21 09:21:02 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Block dlist execution while in virtual progress.

Browse Source 
Fixes #1224.

Also, fix drawsync late by a GPU cycle, so interrupts line up.
It would break at least Ys Seven without that.
This commit is contained in:
Unknown W. Brackets 2013-04-09 00:56:04 -07:00
parent 12f4bf3664
commit 957394258c
2 changed files with 13 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
GPU/GPUCommon.cpp
View File

@ -17,6 +17,7 @@ GPUCommon::GPUCommon() :
currentList(NULL),
isbreak(false),
drawCompleteTicks(0),
busyTicks(0),
dumpNextFrame_(false),
dumpThisFrame_(false),
interruptsEnabled_(true)
@ -417,7 +418,7 @@ bool GPUCommon::InterpretList(DisplayList &list)
prev = op;
}
UpdateCycles(list.pc);
UpdateCycles(list.pc - 4, list.pc);
time_update();
gpuStats.msProcessingDisplayLists += time_now_d() - start;
@ -436,6 +437,12 @@ bool GPUCommon::ProcessDLQueue()
startingTicks = CoreTiming::GetTicks();
cyclesExecuted = 0;
if (startingTicks < busyTicks)
{
DEBUG_LOG(HLE, "Can't execute a list yet, still busy for %lld ticks", busyTicks - startingTicks);
return false;
}
DisplayListQueue::iterator iter = dlQueue.begin();
while (iter != dlQueue.end())
{
@ -456,6 +463,7 @@ bool GPUCommon::ProcessDLQueue()
currentList = NULL;
drawCompleteTicks = startingTicks + cyclesExecuted;
busyTicks = std::max(busyTicks, drawCompleteTicks);
__GeTriggerSync(WAITTYPE_GEDRAWSYNC, 1, drawCompleteTicks);
return true; //no more lists!
@ -642,6 +650,7 @@ void GPUCommon::ExecuteOp(u32 op, u32 diff) {
gpuState = GPUSTATE_DONE;
if (!interruptsEnabled_ || !__GeTriggerInterrupt(currentList->id, currentList->pc, startingTicks + cyclesExecuted)) {
currentList->waitTicks = startingTicks + cyclesExecuted;
busyTicks = std::max(busyTicks, currentList->waitTicks);
__GeTriggerSync(WAITTYPE_GELISTSYNC, currentList->id, currentList->waitTicks);
}
break;
@ -678,6 +687,8 @@ void GPUCommon::DoState(PointerWrap &p) {
p.Do(gpuState);
p.Do(isbreak);
p.Do(drawCompleteTicks);
// TODO
//p.Do(busyTicks);
p.DoMarker("GPUCommon");
}

1
GPU/GPUCommon.h
View File

@ -45,6 +45,7 @@ protected:
GPUState gpuState;
bool isbreak;
u64 drawCompleteTicks;
u64 busyTicks;
u64 startingTicks;
u32 cycleLastPC;