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UNIF: Added support for UNL-8237A boards

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This commit is contained in:
Sour 2018-06-18 21:16:30 -04:00
parent e18fab0557
commit 66dae9189d
7 changed files with 64 additions and 4 deletions
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1
Core/Core.vcxproj
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@ -624,6 +624,7 @@
<ClInclude Include="SuborMouse.h" />
<ClInclude Include="T230.h" />
<ClInclude Include="Unl158B.h" />
<ClInclude Include="Unl8237A.h" />
<ClInclude Include="UnlD1038.h" />
<ClInclude Include="DaouInfosys.h" />
<ClInclude Include="DebugBreakHelper.h" />

3
Core/Core.vcxproj.filters
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@ -1420,6 +1420,9 @@
<ClInclude Include="T230.h">
<Filter>Nes\Mappers\Unif</Filter>
</ClInclude>
<ClInclude Include="Unl8237A.h">
<Filter>Nes\Mappers\Unif</Filter>
</ClInclude>
</ItemGroup>
<ItemGroup>
<ClCompile Include="stdafx.cpp">

4
Core/MMC3_215.h
View file

@ -2,9 +2,10 @@
#include "stdafx.h"
#include "MMC3.h"
//Unif: UNL-8237
class MMC3_215 : public MMC3
{
private:
protected:
const uint8_t _lutReg[8][8] = {
{ 0, 1, 2, 3, 4, 5, 6, 7 },
{ 0, 2, 6, 1, 7, 3, 4, 5 },
@ -30,7 +31,6 @@ private:
uint8_t _exRegs[3];
protected:
uint16_t RegisterStartAddress() override { return 0x5000; }
uint16_t RegisterEndAddress() override { return 0xFFFF; }

2
Core/MapperFactory.cpp
View file

@ -239,6 +239,7 @@
#include "Unl158B.h"
#include "Unl255in1.h"
#include "Unl43272.h"
#include "Unl8237A.h"
#include "UnlD1038.h"
#include "UnlPci556.h"
#include "UnlPuzzle.h"
@ -583,6 +584,7 @@ BaseMapper* MapperFactory::GetMapperFromID(RomData &romData)
case UnifBoards::Unl158B: return new Unl158B();
case UnifBoards::Unl255in1: return new Unl255in1();
case UnifBoards::Unl43272: return new Unl43272();
case UnifBoards::Unl8237A: return new Unl8237A();
case UnifBoards::UnlD1038: return new UnlD1038();
case UnifBoards::UnlPuzzle: return new UnlPuzzle();
case UnifBoards::UnlVrc7: return new UnlVrc7();

3
Core/UnifBoards.h
View file

@ -65,6 +65,7 @@ namespace UnifBoards {
Dance2000,
CityFighter,
UnlVrc7,
Yoko
Yoko,
Unl8237A
};
}

2
Core/UnifLoader.cpp
View file

@ -19,7 +19,7 @@ std::unordered_map<string, int> UnifLoader::_boardMappings = std::unordered_map<
{ "810544-C-A1", UnifBoards::Bmc810544CA1 },
{ "8157", UnifBoards::Bmc8157 },
{ "8237", 215 },
{ "8237A", UnifBoards::UnknownBoard },
{ "8237A", UnifBoards::Unl8237A },
{ "830118C", UnifBoards::Bmc830118C },
{ "A65AS", UnifBoards::A65AS },
{ "AC08", UnifBoards::Ac08 },

53
Core/Unl8237A.h Normal file
View file

@ -0,0 +1,53 @@
#pragma once
#include "stdafx.h"
#include "MMC3_215.h"
class Unl8237A : public MMC3_215
{
void SelectCHRPage(uint16_t slot, uint16_t page, ChrMemoryType memoryType) override
{
if(_exRegs[0] & 0x40) {
MMC3::SelectCHRPage(slot, ((_exRegs[1] & 0x0E) << 7) | (page & 0x7F) | ((_exRegs[1] & 0x20) << 2), memoryType);
} else {
MMC3::SelectCHRPage(slot, ((_exRegs[1] & 0x0E) << 7) | page, memoryType);
}
}
void SelectPRGPage(uint16_t slot, uint16_t page, PrgMemoryType memoryType = PrgMemoryType::PrgRom) override
{
uint8_t sbank = 0;
uint8_t bank = 0;
uint8_t mask = 0;
if(_exRegs[0] & 0x40) {
mask = 0x0F;
sbank = (_exRegs[1] & 0x10);
if(_exRegs[0] & 0x80) {
bank = ((_exRegs[1] & 0x03) << 4) | ((_exRegs[1] & 0x08) << 3) | (_exRegs[0] & 0x07) | (sbank >> 1);
}
} else {
mask = 0x1F;
if(_exRegs[0] & 0x80) {
bank = ((_exRegs[1] & 0x03) << 4) | ((_exRegs[1] & 0x08) << 3) | (_exRegs[0] & 0x0F);
}
}
if(_exRegs[0] & 0x80) {
bank <<= 1;
if(_exRegs[0] & 0x20) {
bank &= 0xFC;
MMC3::SelectPRGPage(0, bank);
MMC3::SelectPRGPage(1, bank + 1);
MMC3::SelectPRGPage(2, bank + 2);
MMC3::SelectPRGPage(3, bank + 3);
} else {
MMC3::SelectPRGPage(0, bank);
MMC3::SelectPRGPage(1, bank + 1);
MMC3::SelectPRGPage(2, bank);
MMC3::SelectPRGPage(3, bank + 1);
}
} else {
MMC3::SelectPRGPage(slot, ((_exRegs[1] & 0x03) << 5) | ((_exRegs[1] & 0x08) << 4) | (page & mask) | sbank);
}
}
};