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MBC3 work

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YayIguess
2026-03-16 23:44:38 -07:00
parent a8ed60259a
commit 037ba0c76d
1 changed files with 5 additions and 4 deletions
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9
src/mbc.cpp
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@@ -51,8 +51,7 @@ Byte *AddressSpace::MBCRead(const Word address) {
return &twoBitBankRegister; return &twoBitBankRegister;
if (address <= 0x7FFF) if (address <= 0x7FFF)
return &romRamSelect; return &romRamSelect;
} } else if (MBC == MBC1Ram || MBC == MBC1RamBattery) {
if (MBC == MBC1Ram || MBC == MBC1RamBattery) {
if (address <= 0x1FFF) if (address <= 0x1FFF)
return &ramEnable; return &ramEnable;
// bits 0-4 // bits 0-4
@@ -63,14 +62,16 @@ Byte *AddressSpace::MBCRead(const Word address) {
} }
if (address <= 0x7FFF) if (address <= 0x7FFF)
return &romRamSelect; return &romRamSelect;
} } else if (MBC == MBC2 || MBC == MBC2Battery) {
if (MBC == MBC2 || MBC == MBC2Battery) {
if (address <= 0x3FFF) { if (address <= 0x3FFF) {
if (address & 0x0100) if (address & 0x0100)
return &romBankRegister; return &romBankRegister;
else else
return &ramEnable; return &ramEnable;
} }
} else if (MBC == MBC3 || MBC == MBC3TimerBattery) {
} else if (MBC == MBC3Ram || MBC == MBC3RamBattery ||
MBC == MBC3TimerRamBattery) {
} }
return &dummyVal; return &dummyVal;
} }