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Merge pull request #13183 from Tilka/sync_on_fifo_reset

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ProcessorInterface: sync GPU just before PI_FIFO_RESET
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JMC47 2024-11-11 00:38:26 -05:00 committed by GitHub
commit 80ea68b13c
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Source/Core/Core/HW/ProcessorInterface.cpp
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@ -98,6 +98,10 @@ void ProcessorInterfaceManager::RegisterMMIO(MMIO::Mapping* mmio, u32 base)
{ {
system.GetGPFifo().ResetGatherPipe(); system.GetGPFifo().ResetGatherPipe();
// Assume that all bytes that made it into the GPU fifo did in fact execute
// before this MMIO write takes effect.
system.GetFifo().SyncGPUForRegisterAccess();
// Call Fifo::ResetVideoBuffer() from the video thread. Since that function // Call Fifo::ResetVideoBuffer() from the video thread. Since that function
// resets various pointers used by the video thread, we can't call it directly // resets various pointers used by the video thread, we can't call it directly
// from the CPU thread, so queue a task to do it instead. In single-core mode, // from the CPU thread, so queue a task to do it instead. In single-core mode,