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Make EnableBATs an option instead of disabling it entirely

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This commit is contained in:
Fiora
2014-10-15 06:45:49 -07:00
parent 536b8d6695
commit 719326df65
6 changed files with 22 additions and 9 deletions
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14
Source/Core/Core/HW/MemmapFunctions.cpp
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@ -966,12 +966,14 @@ u32 TranslateAddress(const u32 _Address, const XCheckTLBFlag _Flag)
// Check MSR[DR] bit before translating data addresses
//if (((_Flag == FLAG_READ) || (_Flag == FLAG_WRITE)) && !(MSR & (1 << (31 - 27)))) return _Address;
// Technically we should do this, but no known games, even heavy MMU ones, use any custom BATs whatsoever,
// so it's a waste of time and should never succeed (given the default BATs are already handled in
// ReadFromHardware/WriteToHardware).
//u32 tlb_addr = TranslateBlockAddress(_Address, _Flag);
//if (!tlb_addr)
// return tlb_addr;
// Technically we should do this, but almost no games, even heavy MMU ones, use any custom BATs whatsoever,
// so only do it where it's really needed.
if (SConfig::GetInstance().m_LocalCoreStartupParameter.bBAT)
{
u32 tlb_addr = TranslateBlockAddress(_Address, _Flag);
if (tlb_addr)
return tlb_addr;
}
return TranslatePageAddress(_Address, _Flag);
}
} // namespace