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Mapper 212 support

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This commit is contained in:
Souryo 2016-07-24 09:15:38 -04:00
parent c1b5de97b6
commit b74bf4ff0a
4 changed files with 46 additions and 1 deletions
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1
Core/Core.vcxproj
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@ -452,6 +452,7 @@
<ClInclude Include="Mapper201.h" />
<ClInclude Include="Mapper202.h" />
<ClInclude Include="Mapper203.h" />
<ClInclude Include="Mapper212.h" />
<ClInclude Include="Mapper218.h" />
<ClInclude Include="Mapper225.h" />
<ClInclude Include="Mapper226.h" />

3
Core/Core.vcxproj.filters
View file

@ -823,6 +823,9 @@
<ClInclude Include="MMC3_249.h">
<Filter>Nes\Mappers\MMC</Filter>
</ClInclude>
<ClInclude Include="Mapper212.h">
<Filter>Nes\Mappers\Unnamed</Filter>
</ClInclude>
</ItemGroup>
<ItemGroup>
<ClCompile Include="stdafx.cpp">

39
Core/Mapper212.h Normal file
View file

@ -0,0 +1,39 @@
#pragma once
#include "stdafx.h"
#include "BaseMapper.h"
class Mapper212 : public BaseMapper
{
protected:
virtual uint16_t GetPRGPageSize() { return 0x4000; }
virtual uint16_t GetCHRPageSize() { return 0x2000; }
virtual bool AllowRegisterRead() { return true; }
void InitMapper()
{
WriteRegister(0x8000, 0);
}
uint8_t ReadRegister(uint16_t addr)
{
uint8_t value = InternalReadRam(addr);
if((addr & 0xE010) == 0x6000) {
value |= 0x80;
}
return value;
}
void WriteRegister(uint16_t addr, uint8_t value)
{
if(addr & 0x4000) {
SelectPrgPage2x(0, addr & 0x06);
} else {
SelectPRGPage(0, addr & 0x07);
SelectPRGPage(1, addr & 0x07);
}
SelectCHRPage(0, addr & 0x07);
SetMirroringType(addr & 0x08 ? MirroringType::Horizontal : MirroringType::Vertical);
}
};

4
Core/MapperFactory.cpp
View file

@ -57,6 +57,7 @@
#include "Mapper201.h"
#include "Mapper202.h"
#include "Mapper203.h"
#include "Mapper212.h"
#include "Mapper218.h"
#include "Mapper225.h"
#include "Mapper226.h"
@ -167,7 +168,7 @@ Supported mappers:
| |===| |163|164|165|166|167| |===|170|171|172|173|===|175|
|176|177|178|179|180| |182| |184|185| |187| |189|===|191|
|192|193|194|195|196|197| | |200|201|202|203| |205|206|207|
| |209|210|211| | | | | | |218| | | | | |
| |209|210|211|212| | | | | |218| | | | | |
| |225|226|227|228| |230|231|232| |234|235| |===| |===|
|240|241|242|243| |245|246|===|===|249|250|===|252| | | |
-----------------------------------------------------------------
@ -344,6 +345,7 @@ BaseMapper* MapperFactory::GetMapperFromID(RomData &romData)
case 209: return new JyCompany();
case 210: return new Namco163();
case 211: return new JyCompany();
case 212: return new Mapper212();
case 218: return new Mapper218();
case 225: return new Mapper225();
case 226: return new Mapper226();