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Mapper 166/167 (Subor) support

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This commit is contained in:
Souryo 2016-07-23 10:58:45 -04:00
parent d8fd734fe2
commit 52a90da973
4 changed files with 78 additions and 13 deletions
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1
Core/Core.vcxproj
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@ -586,6 +586,7 @@
<ClInclude Include="stdafx.h" />
<ClInclude Include="StereoDelayFilter.h" />
<ClInclude Include="StereoPanningFilter.h" />
<ClInclude Include="Subor166.h" />
<ClInclude Include="Sunsoft184.h" />
<ClInclude Include="Sunsoft3.h" />
<ClInclude Include="Sunsoft4.h" />

30
Core/Core.vcxproj.filters
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@ -80,6 +80,9 @@
<Filter Include="Nes\Mappers\Kaiser">
<UniqueIdentifier>{9b0da03f-174e-403b-b988-394f32d4e1d3}</UniqueIdentifier>
</Filter>
<Filter Include="Nes\Mappers\Txc">
<UniqueIdentifier>{c877c2a1-f79e-4a58-82d2-f4318e21ff81}</UniqueIdentifier>
</Filter>
</ItemGroup>
<ItemGroup>
<ClInclude Include="IAudioDevice.h">
@ -730,15 +733,6 @@
<ClInclude Include="Sachen_133.h">
<Filter>Nes\Mappers\Sachen</Filter>
</ClInclude>
<ClInclude Include="Txc22211A.h">
<Filter>Nes\Mappers</Filter>
</ClInclude>
<ClInclude Include="Txc22211B.h">
<Filter>Nes\Mappers</Filter>
</ClInclude>
<ClInclude Include="Txc22211C.h">
<Filter>Nes\Mappers</Filter>
</ClInclude>
<ClInclude Include="Kaiser7058.h">
<Filter>Nes\Mappers\Kaiser</Filter>
</ClInclude>
@ -763,9 +757,6 @@
<ClInclude Include="FrameInfo.h">
<Filter>VideoDecoder</Filter>
</ClInclude>
<ClInclude Include="Txc22000.h">
<Filter>Nes\Mappers</Filter>
</ClInclude>
<ClInclude Include="Caltron41.h">
<Filter>Nes\Mappers</Filter>
</ClInclude>
@ -793,6 +784,21 @@
<ClInclude Include="MMC3_165.h">
<Filter>Nes\Mappers\MMC</Filter>
</ClInclude>
<ClInclude Include="Subor166.h">
<Filter>Nes\Mappers</Filter>
</ClInclude>
<ClInclude Include="Txc22000.h">
<Filter>Nes\Mappers\Txc</Filter>
</ClInclude>
<ClInclude Include="Txc22211A.h">
<Filter>Nes\Mappers\Txc</Filter>
</ClInclude>
<ClInclude Include="Txc22211B.h">
<Filter>Nes\Mappers\Txc</Filter>
</ClInclude>
<ClInclude Include="Txc22211C.h">
<Filter>Nes\Mappers\Txc</Filter>
</ClInclude>
</ItemGroup>
<ItemGroup>
<ClCompile Include="stdafx.cpp">

5
Core/MapperFactory.cpp
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@ -109,6 +109,7 @@
#include "Sachen74LS374N.h"
#include "Sachen74LS374NB.h"
#include "Sachen8259.h"
#include "Subor166.h"
#include "Sunsoft3.h"
#include "Sunsoft4.h"
#include "Sunsoft89.h"
@ -155,7 +156,7 @@ Supported mappers:
|112|113| |115| | |118|119| | | | | | | | |
| | | | |132|133| | | |137|138|139|140|141|142|143|
|144|145|146|147|148|149|150|151|152|153|154|155|156|157| |159|
| | | |163|164|165| | | | |170|171|172|173| |175|
| | | |163|164|165|166|167| | |170|171|172|173| |175|
|176|177|178|179|180| |182| |184|185| | | |189| |191|
|192|193|194|195| | | | |200|201|202|203| |205|206|207|
| |209|210|211| | | | | | |218| | | | | |
@ -300,6 +301,8 @@ BaseMapper* MapperFactory::GetMapperFromID(RomData &romData)
case 163: return new Nanjing();
case 164: return new Waixing164();
case 165: return new MMC3_165();
case 166: return new Subor166();
case 167: return new Subor166();
case 170: return new Mapper170();
case 171: return new Kaiser7058();
case 172: return new Txc22211B();

55
Core/Subor166.h Normal file
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@ -0,0 +1,55 @@
#pragma once
#include "stdafx.h"
#include "BaseMapper.h"
class Subor166 : public BaseMapper
{
private:
uint8_t _regs[4];
protected:
virtual uint16_t GetPRGPageSize() { return 0x4000; }
virtual uint16_t GetCHRPageSize() { return 0x2000; }
void InitMapper()
{
memset(_regs, 0, sizeof(_regs));
WriteRegister(0x8000, 0);
SelectCHRPage(0, 0);
}
void StreamState(bool saving)
{
BaseMapper::StreamState(saving);
Stream(_regs[0], _regs[1], _regs[2], _regs[3]);
}
void WriteRegister(uint16_t addr, uint8_t value)
{
switch(addr & 0xE000) {
case 0x8000: _regs[0] = value & 0x10; break;
case 0xA000: _regs[1] = value & 0x1C; break;
case 0xC000: _regs[2] = value & 0x1F; break;
case 0xE000: _regs[3] = value & 0x1F; break;
}
uint8_t outerBank = ((_regs[0] ^ _regs[1]) & 0x10) << 1;
uint8_t innerBank = _regs[2] ^ _regs[3];
bool altMode = _mapperID == 167;
if(_regs[1] & 0x08) {
//32 KiB NROM
uint8_t bank = (outerBank | innerBank) & 0xFE;
SelectPRGPage(0, altMode ? bank + 1 : bank);
SelectPRGPage(1, altMode ? bank : bank + 1);
} else if(_regs[1] & 0x04) {
//512 KiB inverted UNROM(mapper 180)
SelectPRGPage(0, 0x1F);
SelectPRGPage(1, outerBank | innerBank);
} else {
//512 KiB UNROM
SelectPRGPage(0, outerBank | innerBank);
SelectPRGPage(1, altMode ? 0x20 : 0x07);
}
}
};