pce: disassemble

BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj

@@ -575,6 +575,7 @@
     <Compile Include="CPUs\HuC6280\Disassembler.cs" />
     <Compile Include="CPUs\HuC6280\Execute.cs" />
     <Compile Include="CPUs\HuC6280\HuC6280.cs" />
+    <Compile Include="CPUs\HuC6280\IDisassemblable.cs" />
     <Compile Include="CPUs\MOS 6502X\Disassembler.cs" />
     <Compile Include="CPUs\MOS 6502X\Execute.cs" />
     <Compile Include="CPUs\MOS 6502X\MOS6502X.cs" />

BizHawk.Emulation.Cores/CPUs/HuC6280/IDisassemblable.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using BizHawk.Emulation.Common;
+
+namespace BizHawk.Emulation.Cores.Components.H6280
+{
+	partial class HuC6280 : IDisassemblable
+	{
+		public string Cpu
+		{
+			get { return "6280"; }
+			set { }
+		}
+
+		public string PCRegisterName
+		{
+			get { return "PC"; }
+		}
+
+		public IEnumerable<string> AvailableCpus
+		{
+			get { yield return "6280"; }
+		}
+
+		public string Disassemble(MemoryDomain m, uint addr, out int length)
+		{
+			if (m.Size != 0x10000)
+				throw new InvalidOperationException("Something needs to be figured out...");
+
+			return DisassembleExt((ushort)addr, out length,
+				(a) => m.PeekByte(a),
+				(a) => (ushort)(m.PeekByte(a) | m.PeekByte(a + 1) << 8));
+
+		}
+	}
+}

BizHawk.Emulation.Cores/Consoles/PC Engine/PCEngine.cs

@@ -68,9 +68,6 @@ namespace BizHawk.Emulation.Cores.PCEngine
 		[CoreConstructor("PCE", "SGX")]
 		public PCEngine(CoreComm comm, GameInfo game, byte[] rom, object Settings, object syncSettings)
 		{
-			ServiceProvider = new BasicServiceProvider(this);
-			Tracer = new TraceBuffer();
-			(ServiceProvider as BasicServiceProvider).Register<ITraceable>(Tracer);
 
 			MemoryCallbacks = new MemoryCallbackSystem();
 			CoreComm = comm;
@@ -90,6 +87,14 @@ namespace BizHawk.Emulation.Cores.PCEngine
 			_syncSettings = (PCESyncSettings)syncSettings ?? new PCESyncSettings();
 			Init(game, rom);
 			SetControllerButtons();
+
+			{
+				var ser = new BasicServiceProvider(this);
+				ServiceProvider = ser;
+				Tracer = new TraceBuffer();
+				ser.Register<ITraceable>(Tracer);
+				ser.Register<IDisassemblable>(Cpu);
+			}
 		}
 
 		public IEmulatorServiceProvider ServiceProvider { get; private set; }
@@ -491,6 +496,21 @@ namespace BizHawk.Emulation.Cores.PCEngine
 				});
 			domains.Add(SystemBusDomain);
 
+			var CpuBusDomain = new MemoryDomain("CPU Bus", 0x10000, MemoryDomain.Endian.Little,
+				(addr) =>
+				{
+					if (addr < 0 || addr >= 0x10000)
+						throw new ArgumentOutOfRangeException();
+					return Cpu.ReadMemory((ushort)addr);
+				},
+				(addr, value) =>
+				{
+					if (addr < 0 || addr >= 0x10000)
+						throw new ArgumentOutOfRangeException();
+					Cpu.WriteMemory((ushort)addr, value);
+				});
+			domains.Add(CpuBusDomain);
+
 			var RomDomain = new MemoryDomain("ROM", RomLength, MemoryDomain.Endian.Little,
 				addr => RomData[addr],
 				(addr, value) => RomData[addr] = value);