NES - Start TAITO_74_161_161_32 (Mapper 152). Check in HVC_UN1ROM.cs.

BizHawk.Emulation/BizHawk.Emulation.csproj

@@ -127,6 +127,7 @@
     <Compile Include="Consoles\Nintendo\NES\Boards\SxROM.cs">
       <SubType>Code</SubType>
     </Compile>
+    <Compile Include="Consoles\Nintendo\NES\Boards\TAITO_74_161_161_32.cs" />
     <Compile Include="Consoles\Nintendo\NES\Boards\Taito_TC0190FMC.cs" />
     <Compile Include="Consoles\Nintendo\NES\Boards\UxROM.cs">
       <SubType>Code</SubType>

BizHawk.Emulation/Consoles/Nintendo/NES/Boards/HVC_UN1ROM.cs

@@ -0,0 +1,68 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace BizHawk.Emulation.Consoles.Nintendo
+{
+	//Mapper 94
+	//Senjou no Ookami (Commando)
+
+	class HVC_UN1ROM : NES.NESBoardBase
+	{
+		int prg;
+		int prg_bank_mask_16k;
+		byte prg_bank_16k;
+		ByteBuffer prg_banks_16k = new ByteBuffer(2);
+
+		public override bool Configure(NES.EDetectionOrigin origin)
+		{
+			switch (Cart.board_type)
+			{
+				case "HVC-UN1ROM":
+					break;
+				default:
+					return false;
+			}
+			SetMirrorType(Cart.pad_h, Cart.pad_v);
+			prg_bank_mask_16k = (Cart.prg_size / 16) - 1;
+			prg_banks_16k[1] = 0xFF;
+			return true;
+		}
+
+		public override void Dispose()
+		{
+			prg_banks_16k.Dispose();
+			base.Dispose();
+		}
+
+		public override void SyncState(Serializer ser)
+		{
+			base.SyncState(ser);
+			ser.Sync("prg_bank_mask_16k", ref prg_bank_mask_16k);
+			ser.Sync("prg_bank_16k", ref prg_bank_16k);
+			ser.Sync("prg_banks_16k", ref prg_banks_16k);
+		}
+
+		void SyncPRG()
+		{
+			prg_banks_16k[0] = prg_bank_16k;
+		}
+
+		public override void WritePRG(int addr, byte value)
+		{
+			prg_bank_16k = (byte)((value >> 2) & 7);
+			SyncPRG();
+		}
+
+		public override byte ReadPRG(int addr)
+		{
+			int bank_16k = addr >> 14;
+			int ofs = addr & ((1 << 14) - 1);
+			bank_16k = prg_banks_16k[bank_16k];
+			bank_16k &= prg_bank_mask_16k;
+			addr = (bank_16k << 14) | ofs;
+			return ROM[addr];
+		}
+	}
+}

BizHawk.Emulation/Consoles/Nintendo/NES/Boards/TAITO_74_161_161_32.cs

@@ -0,0 +1,79 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace BizHawk.Emulation.Consoles.Nintendo
+{
+	class TAITO_74_161_161_32 : NES.NESBoardBase
+	{
+		int chr;
+		int prg_bank_mask_16k;
+		byte prg_bank_16k;
+		ByteBuffer prg_banks_16k = new ByteBuffer(2);
+
+		public override bool Configure(NES.EDetectionOrigin origin)
+		{
+			switch (Cart.board_type)
+			{
+				case "TAITO-74*161/161/32":
+					break;
+				default:
+					return false;
+			}
+			SetMirrorType(Cart.pad_h, Cart.pad_v);
+			prg_bank_mask_16k = (Cart.prg_size / 16) - 1;
+			prg_banks_16k[0] = 0xFF;
+			return true;
+		}
+
+		public override void Dispose()
+		{
+			prg_banks_16k.Dispose();
+			base.Dispose();
+		}
+
+		public override void SyncState(Serializer ser)
+		{
+			base.SyncState(ser);
+			ser.Sync("prg_bank_mask_16k", ref prg_bank_mask_16k);
+			ser.Sync("prg_bank_16k", ref prg_bank_16k);
+			ser.Sync("prg_banks_16k", ref prg_banks_16k);
+		}
+
+		void SyncPRG()
+		{
+			prg_banks_16k[1] = prg_bank_16k;
+		}
+
+		public override void WritePRG(int addr, byte value)
+		{
+			chr = (byte)(value & 15);
+			prg_bank_16k = (byte)((value >> 4) & 7);
+			SyncPRG();
+
+			int m = value >> 6;
+			if (value.Bit(7) == true)
+				SetMirrorType(EMirrorType.OneScreenB);
+			else
+				SetMirrorType(EMirrorType.OneScreenA);
+		}
+
+		public override byte ReadPRG(int addr)
+		{
+			int bank_16k = addr >> 14;
+			int ofs = addr & ((1 << 14) - 1);
+			bank_16k = prg_banks_16k[bank_16k];
+			bank_16k &= prg_bank_mask_16k;
+			addr = (bank_16k << 14) | ofs;
+			return ROM[addr];
+		}
+
+		public override byte ReadPPU(int addr)
+		{
+			if (addr < 0x2000)
+				return VROM[addr + (chr * 0x2000)];
+			return base.ReadPPU(addr);
+		}
+	}
+}