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Interpreter_SystemRegisters: Handle reserved/read-only bits for HID2 in mtspr

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Lioncash
2018-12-13 11:39:40 -05:00
parent 2dcd058f7d
commit c87a2f57b4
1 changed files with 3 additions and 0 deletions
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Source/Core/Core/PowerPC/Interpreter/Interpreter_SystemRegisters.cpp
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@ -346,6 +346,9 @@ void Interpreter::mtspr(UGeckoInstruction inst)
// not set. // not set.
// TODO: disable write gather pipe if WPE not set // TODO: disable write gather pipe if WPE not set
// TODO: emulate locked cache and DMA bits. // TODO: emulate locked cache and DMA bits.
// Only the lower half of the register (upper half from a little endian perspective)
// is modifiable, except for the DMAQL field.
rSPR(index) = (rSPR(index) & 0xF0FF0000) | (old_value & 0x0F000000);
break; break;
case SPR_HID4: case SPR_HID4: