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Mapper 115 support

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This commit is contained in:
Souryo 2016-01-18 19:33:50 -05:00
parent 288d827cf0
commit 242ad5a33a
5 changed files with 58 additions and 1 deletions
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2
Core/BaseMapper.h
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@ -209,7 +209,7 @@ class BaseMapper : public IMemoryHandler, public Snapshotable, public INotificat
}
}
void SelectCHRPage(uint16_t slot, uint16_t page)
virtual void SelectCHRPage(uint16_t slot, uint16_t page)
{
_chrPageNumbers[slot] = page;

1
Core/Core.vcxproj
View file

@ -197,6 +197,7 @@
<ClInclude Include="ExpressionEvaluator.h" />
<ClInclude Include="HdVideoFilter.h" />
<ClInclude Include="IremTamS1.h" />
<ClInclude Include="MMC3_115.h" />
<ClInclude Include="SoundMixer.h" />
<ClInclude Include="Namco108.h" />
<ClInclude Include="Namco108_154.h" />

3
Core/Core.vcxproj.filters
View file

@ -353,6 +353,9 @@
<ClInclude Include="UnRom_94.h">
<Filter>Nes\Mappers</Filter>
</ClInclude>
<ClInclude Include="MMC3_115.h">
<Filter>Nes\Mappers</Filter>
</ClInclude>
</ItemGroup>
<ItemGroup>
<ClCompile Include="stdafx.cpp">

51
Core/MMC3_115.h Normal file
View file

@ -0,0 +1,51 @@
#pragma once
#include "stdafx.h"
#include "MMC3.h"
class MMC3_115 : public MMC3
{
private:
uint8_t _prgReg = 0;
uint8_t _chrReg = 0;
virtual uint16_t RegisterStartAddress() { return 0x6000; }
virtual void WriteRegister(uint16_t addr, uint8_t value)
{
if(addr < 0x8000) {
if(addr & 0x01) {
_chrReg = value & 0x01;
} else {
_prgReg = value;
}
UpdateState();
} else {
MMC3::WriteRegister(addr, value);
}
}
protected:
virtual void SelectCHRPage(uint16_t slot, uint16_t page)
{
page |= (_chrReg << 8);
BaseMapper::SelectCHRPage(slot, page);
}
virtual void UpdateState()
{
MMC3::UpdateState();
if(_prgReg & 0x80) {
SelectPRGPage(0, (_prgReg & 0x0F) << 1);
SelectPRGPage(1, ((_prgReg & 0x0F) << 1) + 1);
}
}
virtual void StreamState(bool saving)
{
MMC3::StreamState(saving);
Stream<uint8_t>(_prgReg);
Stream<uint8_t>(_chrReg);
}
};

2
Core/MapperFactory.cpp
View file

@ -16,6 +16,7 @@
#include "MMC1.h"
#include "MMC2.h"
#include "MMC3.h"
#include "MMC3_115.h"
#include "MMC3_189.h"
#include "MMC4.h"
#include "MMC5.h"
@ -92,6 +93,7 @@ BaseMapper* MapperFactory::GetMapperFromID(ROMLoader &romLoader)
case 97: return new IremTamS1();
case 101: return new JalecoJfxx(true);
case 113: return new Nina03_06(true);
case 115: return new MMC3_115();
case 145: return new Sachen_145();
case 146: return new Nina03_06(false);
case 147: return new Sachen_147();