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GPU: Run draw clock at sysclk * 2

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This commit is contained in:
Connor McLaughlin
2020-06-13 01:28:49 +10:00
parent 0dfb9f7d90
commit dad63f2303
4 changed files with 150 additions and 98 deletions
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12
src/core/timers.cpp
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@ -182,8 +182,8 @@ u32 Timers::ReadRegister(u32 offset)
if (timer_index < 2 && cs.external_counting_enabled)
{
// timers 0/1 depend on the GPU
if (timer_index == 0 || m_gpu->IsRasterScanlinePending())
m_gpu->Synchronize();
if (timer_index == 0 || m_gpu->IsCRTCScanlinePending())
m_gpu->SynchronizeCRTC();
}
m_sysclk_event->InvokeEarly();
@ -196,8 +196,8 @@ u32 Timers::ReadRegister(u32 offset)
if (timer_index < 2 && cs.external_counting_enabled)
{
// timers 0/1 depend on the GPU
if (timer_index == 0 || m_gpu->IsRasterScanlinePending())
m_gpu->Synchronize();
if (timer_index == 0 || m_gpu->IsCRTCScanlinePending())
m_gpu->SynchronizeCRTC();
}
m_sysclk_event->InvokeEarly();
@ -227,8 +227,8 @@ void Timers::WriteRegister(u32 offset, u32 value)
if (timer_index < 2 && cs.external_counting_enabled)
{
// timers 0/1 depend on the GPU
if (timer_index == 0 || m_gpu->IsRasterScanlinePending())
m_gpu->Synchronize();
if (timer_index == 0 || m_gpu->IsCRTCScanlinePending())
m_gpu->SynchronizeCRTC();
}
m_sysclk_event->InvokeEarly();