BizHawk/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/Boards/Mapper108.cs

50 lines
927 B
C#

using BizHawk.Common;
namespace BizHawk.Emulation.Cores.Nintendo.NES
{
// Meikyuu Jiin Dababa (FDS Conversion)
public sealed class Mapper108 : NES.NESBoardBase
{
int prg;
public override bool Configure(NES.EDetectionOrigin origin)
{
switch (Cart.board_type)
{
case "MAPPER108":
break;
default:
return false;
}
AssertPrg(128);
AssertChr(0);
Cart.vram_size = 8;
AssertWram(0);
SetMirrorType(Cart.pad_h, Cart.pad_v);
return true;
}
public override void WritePRG(int addr, byte value)
{
if (addr == 0xfff)
prg = value & 15;
}
public override byte ReadPRG(int addr)
{
return ROM[addr | 0x18000];
}
public override byte ReadWRAM(int addr)
{
return ROM[addr | prg << 13];
}
public override void SyncState(Serializer ser)
{
base.SyncState(ser);
ser.Sync("prg", ref prg);
}
}
}