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Add submapper 1 support to Coolboy (mapper 268)

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Fixes Wisdom Tree Collection from Piko (and presumably others).
This commit is contained in:
GreyRogue 2022-03-12 14:01:12 -05:00
parent dc37ac490a
commit 4ddd3371ba
1 changed files with 2 additions and 2 deletions
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4
Core/MMC3_Coolboy.h
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@ -9,7 +9,7 @@ private:
uint8_t _exRegs[4];
protected:
uint16_t RegisterStartAddress() override { return 0x6000; }
uint16_t RegisterStartAddress() override { return _romInfo.SubMapperID == 1 ? 0x5000 : 0x6000; }
uint32_t GetChrRamSize() override { return 0x40000; }
void Reset(bool softReset) override
@ -95,7 +95,7 @@ protected:
WritePrgRam(addr, value);
}
if((_exRegs[3] & 0x90) != 0x80) {
if(((_romInfo.SubMapperID != 1) || (addr < 0x6000)) && (_exRegs[3] & 0x90) != 0x80) {
_exRegs[addr & 0x03] = value;
UpdateState();
}