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NESHawk - implement board UNIF_BMC-GS-2004

This commit is contained in:
adelikat 2015-08-22 14:52:21 -04:00
parent 43e6418dac
commit 939a86aaf6
3 changed files with 63 additions and 0 deletions
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1
BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
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@ -640,6 +640,7 @@
<Compile Include="Consoles\Nintendo\NES\Boards\UNIF\UNIF-DREAMTECH01.cs" />
<Compile Include="Consoles\Nintendo\NES\Boards\UNIF\UNIF_BMC-190in1.cs" />
<Compile Include="Consoles\Nintendo\NES\Boards\UNIF\UNIF_BMC-A65AS.cs" />
<Compile Include="Consoles\Nintendo\NES\Boards\UNIF\UNIF_BMC-GS-2004.cs" />
<Compile Include="Consoles\Nintendo\NES\Boards\UNIF\UNIF_BMC-T-262.cs" />
<Compile Include="Consoles\Nintendo\NES\Boards\UxROM.cs">
<SubType>Code</SubType>

1
BizHawk.Emulation.Cores/Consoles/Nintendo/NES/Boards/UNIF/UNIF_BMC-190in1.cs
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@ -26,6 +26,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.NES
ser.Sync("reg", ref _reg);
}
public override void WritePRG(int addr, byte value)
{
_reg = (addr >> 2) & 7;

61
BizHawk.Emulation.Cores/Consoles/Nintendo/NES/Boards/UNIF/UNIF_BMC-GS-2004.cs Normal file
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@ -0,0 +1,61 @@
using BizHawk.Common;
namespace BizHawk.Emulation.Cores.Nintendo.NES
{
public class UNIF_BMC_GS_2004 : NES.NESBoardBase
{
private int _reg = 0xFF;
private int _prgMask32k;
private int _wramPage;
public override bool Configure(NES.EDetectionOrigin origin)
{
switch (Cart.board_type)
{
case "UNIF_BMC-GS-2004":
break;
default:
return false;
}
_prgMask32k = (Cart.prg_size - 8) / 32 - 1;
// Last 8k of Prg goes into 6000-7FFF
_wramPage = ((Cart.prg_size - 8) / 32) * 0x8000;
SetMirrorType(EMirrorType.Vertical);
return true;
}
public override void NESSoftReset()
{
_reg = 0xFF;
base.NESSoftReset();
}
public override void SyncState(Serializer ser)
{
base.SyncState(ser);
ser.Sync("reg", ref _reg);
}
public override void WritePRG(int addr, byte value)
{
_reg = value;
}
public override byte ReadWRAM(int addr)
{
return ROM[_wramPage + (addr & 0x1FFF)];
}
public override byte ReadPRG(int addr)
{
return ROM[((_reg & _prgMask32k) * 0x8000) + (addr & 0x7FFF)];
}
}
}