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Nina Multicart (Mapper 113) support

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This commit is contained in:
Souryo 2015-12-31 08:47:33 -05:00
parent c0a14b7886
commit df9a506dbe
2 changed files with 30 additions and 14 deletions
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3
Core/MapperFactory.cpp
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@ -66,12 +66,13 @@ BaseMapper* MapperFactory::GetMapperFromID(uint8_t mapperID)
case 70: return new Bandai74161_7432(false);
case 71: return new BF909x();
case 75: return new VRC1();
case 79: return new Nina03_06();
case 79: return new Nina03_06(false);
case 80: return new TaitoX1005();
case 87: return new JalecoJfxx(false);
case 89: return new Sunsoft89();
case 93: return new Sunsoft93();
case 101: return new JalecoJfxx(true);
case 113: return new Nina03_06(true);
case 152: return new Bandai74161_7432(true);
case 163: return new Nanjing();
case 184: return new Sunsoft184();

41
Core/Nina03_06.h
View file

@ -4,23 +4,38 @@
class Nina03_06 : public BaseMapper
{
protected:
virtual uint16_t GetPRGPageSize() { return 0x8000; }
virtual uint16_t GetCHRPageSize() { return 0x2000; }
virtual uint16_t RegisterStartAddress() { return 0x4100; }
virtual uint16_t RegisterEndAddress() { return 0x5FFF; }
private:
bool _multicartMode;
void InitMapper()
{
SelectPRGPage(0, 0);
SelectCHRPage(0, 0);
}
protected:
virtual uint16_t GetPRGPageSize() { return 0x8000; }
virtual uint16_t GetCHRPageSize() { return 0x2000; }
virtual uint16_t RegisterStartAddress() { return 0x4100; }
virtual uint16_t RegisterEndAddress() { return 0x5FFF; }
void WriteRegister(uint16_t addr, uint8_t value)
{
if((addr & 0x5100) != 0) {
void InitMapper()
{
SelectPRGPage(0, 0);
SelectCHRPage(0, 0);
}
void WriteRegister(uint16_t addr, uint8_t value)
{
if((addr & 0x5100) != 0) {
if(_multicartMode) {
//Mapper 113
SelectPRGPage(0, (value >> 3) & 0x07);
SelectCHRPage(0, (value & 0x07) | ((value >> 6) & 0x01));
SetMirroringType((value & 0x80) == 0x80 ? MirroringType::Vertical : MirroringType::Horizontal);
} else {
SelectPRGPage(0, (value >> 3) & 0x01);
SelectCHRPage(0, value & 0x07);
}
}
}
public:
Nina03_06(bool multicartMode) : _multicartMode(multicartMode)
{
}
};