[NES] add board: Taito_TC0190FMC (mapper 033), and continue improving board analysis logging

BizHawk.Emulation/BizHawk.Emulation.csproj

@@ -97,6 +97,7 @@
     <Compile Include="Consoles\Nintendo\NES\Boards\SxROM.cs">
       <SubType>Code</SubType>
     </Compile>
+    <Compile Include="Consoles\Nintendo\NES\Boards\Taito_TC0190FMC.cs" />
     <Compile Include="Consoles\Nintendo\NES\Boards\UxROM.cs">
       <SubType>Code</SubType>
     </Compile>

BizHawk.Emulation/Consoles/Nintendo/NES/Boards/Taito_TC0190FMC.cs

@@ -0,0 +1,132 @@
+using System;
+using System.IO;
+using System.Diagnostics;
+
+namespace BizHawk.Emulation.Consoles.Nintendo
+{
+	//AKA mapper 033
+
+	//Akira
+	//Bakushou!! Jinsei Gekijou
+	//Don Doko Don
+	//Insector X
+
+
+	class TAITO_TC0190FMC : NES.NESBoardBase
+	{
+		//configuration
+		int prg_bank_mask, chr_bank_mask;
+
+		//state
+		ByteBuffer prg_regs_8k = new ByteBuffer(4);
+		ByteBuffer chr_regs_1k = new ByteBuffer(8);
+		int mirror_mode;
+
+		public override void Dispose()
+		{
+			prg_regs_8k.Dispose();
+			chr_regs_1k.Dispose();
+		}
+
+		public override bool Configure(NES.EDetectionOrigin origin)
+		{
+			//configure
+			switch (Cart.board_type)
+			{
+				case "TAITO-TC0190FMC":
+				case "TAITO-TC0350FMR":
+					AssertPrg(128); AssertChr(128,256); AssertWram(0); AssertVram(0);
+					break;
+				default:
+					return false;
+			}
+
+			prg_bank_mask = Cart.prg_size / 8 - 1;
+			chr_bank_mask = Cart.chr_size - 1;
+
+			prg_regs_8k[0] = 0x00;
+			prg_regs_8k[1] = 0x00;
+			prg_regs_8k[2] = 0xFE; //constant
+			prg_regs_8k[3] = 0xFF; //constant
+
+			SyncMirror();
+
+			return true;
+		}
+
+		void SyncMirror()
+		{
+			if (mirror_mode == 0)
+				SetMirrorType(EMirrorType.Vertical);
+			else SetMirrorType(EMirrorType.Horizontal);
+		}
+
+		public override void WritePRG(int addr, byte value)
+		{
+			addr &= 0xA003;
+			switch (addr)
+			{
+				//$8000 [.MPP PPPP]
+				//M = Mirroring (0=Vert, 1=Horz)
+				//P = PRG Reg 0 (8k @ $8000)
+				case 0x0000:
+					prg_regs_8k[0] = (byte)(value & 0x3F);
+					mirror_mode = (value >> 6) & 1;
+					SyncMirror();
+					break;
+
+				case 0x0001: //$8001 [..PP PPPP]   PRG Reg 1 (8k @ $A000)
+					prg_regs_8k[1] = (byte)(value & 0x3F);
+					break;
+
+				case 0x0002: //$8002 [CCCC CCCC]   CHR Reg 0 (2k @ $0000)
+					chr_regs_1k[0] = (byte)(value * 2);
+					chr_regs_1k[1] = (byte)(value * 2 + 1);
+					break;
+
+				case 0x0003: //$8003 [CCCC CCCC]   CHR Reg 1 (2k @ $0800)
+					chr_regs_1k[2] = (byte)(value * 2);
+					chr_regs_1k[3] = (byte)(value * 2 + 1);
+					break;
+				
+				case 0x2000: //$A000 [CCCC CCCC]   CHR Reg 2 (1k @ $1000)
+					chr_regs_1k[4] = value;
+					break;
+				case 0x2001: //$A001 [CCCC CCCC]   CHR Reg 3 (1k @ $1400)
+					chr_regs_1k[5] = value;
+					break;
+				case 0x2002: //$A002 [CCCC CCCC]   CHR Reg 4 (1k @ $1800)
+					chr_regs_1k[6] = value;
+					break;
+				case 0x2003: //$A003 [CCCC CCCC]   CHR Reg 5 (1k @ $1C00)
+					chr_regs_1k[7] = value;
+					break;
+			}
+		}
+
+		public override byte ReadPPU(int addr)
+		{
+			if (addr < 0x2000)
+			{
+				int bank_1k = addr >> 10;
+				int ofs = addr & ((1 << 10) - 1);
+				bank_1k = chr_regs_1k[bank_1k];
+				bank_1k &= chr_bank_mask;
+				addr = (bank_1k << 10) | ofs;
+				return VROM[addr];
+			}
+			else
+				return base.ReadPPU(addr);
+		}
+
+		public override byte ReadPRG(int addr)
+		{
+			int bank_8k = addr >> 13;
+			int ofs = addr & ((1 << 13) - 1);
+			bank_8k = prg_regs_8k[bank_8k];
+			bank_8k &= prg_bank_mask;
+			addr = (bank_8k << 13) | ofs;
+			return ROM[addr];
+		}
+	}
+}

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

@@ -409,7 +409,8 @@ namespace BizHawk.Emulation.Consoles.Nintendo
 				}
 				else
 				{
-					Console.WriteLine("Chose board from nescartdb: " + choice.board_type);
+					Console.WriteLine("Chose board from nescartdb:");
+					Console.WriteLine(choice);
 					origin = EDetectionOrigin.BootGodDB;
 				}