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Add Mapper 334

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This commit is contained in:
negativeExponent 2022-03-18 14:49:31 +08:00
parent 911fc8bdeb
commit 6c3bb8a031
4 changed files with 51 additions and 1 deletions
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1
Core/Core.vcxproj
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@ -797,6 +797,7 @@
<ClInclude Include="MMC3_250.h" />
<ClInclude Include="MMC3_254.h" />
<ClInclude Include="MMC3_45.h" />
<ClInclude Include="MMC3_334.h" />
<ClInclude Include="MMC3_422.h" />
<ClInclude Include="MMC3_534.h" />
<ClInclude Include="Mapper57.h" />

3
Core/Core.vcxproj.filters
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@ -1459,6 +1459,9 @@
<ClInclude Include="MMC3_224.h">
<Filter>Nes\Mappers\MMC</Filter>
</ClInclude>
<ClInclude Include="MMC3_334.h">
<Filter>Nes\Mappers\MMC</Filter>
</ClInclude>
<ClInclude Include="FamicomBox.h">
<Filter>Nes\Mappers\Unif</Filter>
</ClInclude>

45
Core/MMC3_334.h Normal file
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@ -0,0 +1,45 @@
#pragma once
#include "MMC3.h"
class MMC3_334 : public MMC3
{
protected:
uint32_t GetDipSwitchCount() override { return 1; }
bool AllowRegisterRead() override { return true; }
void InitMapper() override
{
MMC3::InitMapper();
SelectPrgPage4x(0, -4);
SelectChrPage8x(0, 0);
AddRegisterRange(0x6000, 0x7FFF, MemoryOperation::Any);
RemoveRegisterRange(0x8000, 0xFFFF, MemoryOperation::Read);
}
void UpdatePrgMapping() override
{
}
uint8_t ReadRegister(uint16_t addr) override
{
uint8_t value = _console->GetMemoryManager()->GetOpenBus();
if(addr & 0x02) {
value &= ~0x01;
value |= GetDipSwitches() & 0x01;
}
return value;
}
void WriteRegister(uint16_t addr, uint8_t value) override
{
if(addr < 0x8000) {
if(!(addr & 0x01)) {
SelectPrgPage4x(0, (value & 0xFE) << 1);
}
} else {
MMC3::WriteRegister(addr, value);
}
}
};

3
Core/MapperFactory.cpp
View file

@ -195,6 +195,7 @@
#include "MMC3_249.h"
#include "MMC3_250.h"
#include "MMC3_254.h"
#include "MMC3_334.h"
#include "MMC3_422.h"
#include "MMC3_534.h"
#include "MMC3_Bmc411120C.h"
@ -633,7 +634,7 @@ BaseMapper* MapperFactory::GetMapperFromID(RomData &romData)
case 331: return new Bmc12in1();
case 332: return new Super40in1Ws();
case 333: return new Bmc8in1(); // + NEWSTAR-GRM070-8IN1
//334
case 334: return new MMC3_334();
case 335: return new BmcCtc09();
case 336: return new BmcK3046();
case 337: return new BmcCtc12in1();