コード例 #1
0
        public Genesis(CoreComm comm, GameInfo game, byte[] rom)
        {
            ServiceProvider = new BasicServiceProvider(this);
            CoreComm        = comm;
            MainCPU         = new MC68000();
            SoundCPU        = new Z80A();
            YM2612          = new YM2612()
            {
                MaxVolume = 23405
            };
            PSG = new SN76489()
            {
                MaxVolume = 4681
            };
            VDP = new GenVDP();
            VDP.DmaReadFrom68000 = ReadWord;
            (ServiceProvider as BasicServiceProvider).Register <IVideoProvider>(VDP);
            SoundMixer = new SoundMixer(YM2612, PSG);

            MainCPU.ReadByte    = ReadByte;
            MainCPU.ReadWord    = ReadWord;
            MainCPU.ReadLong    = ReadLong;
            MainCPU.WriteByte   = WriteByte;
            MainCPU.WriteWord   = WriteWord;
            MainCPU.WriteLong   = WriteLong;
            MainCPU.IrqCallback = InterruptCallback;

            // ---------------------- musashi -----------------------
#if MUSASHI
            _vdp    = vdpcallback;
            read8   = Read8;
            read16  = Read16;
            read32  = Read32;
            write8  = Write8;
            write16 = Write16;
            write32 = Write32;

            Musashi.RegisterVdpCallback(Marshal.GetFunctionPointerForDelegate(_vdp));
            Musashi.RegisterRead8(Marshal.GetFunctionPointerForDelegate(read8));
            Musashi.RegisterRead16(Marshal.GetFunctionPointerForDelegate(read16));
            Musashi.RegisterRead32(Marshal.GetFunctionPointerForDelegate(read32));
            Musashi.RegisterWrite8(Marshal.GetFunctionPointerForDelegate(write8));
            Musashi.RegisterWrite16(Marshal.GetFunctionPointerForDelegate(write16));
            Musashi.RegisterWrite32(Marshal.GetFunctionPointerForDelegate(write32));
#endif
            // ---------------------- musashi -----------------------

            SoundCPU.ReadMemory    = ReadMemoryZ80;
            SoundCPU.WriteMemory   = WriteMemoryZ80;
            SoundCPU.WriteHardware = (a, v) => { Console.WriteLine("Z80: Attempt I/O Write {0:X2}:{1:X2}", a, v); };
            SoundCPU.ReadHardware  = x => 0xFF;
            SoundCPU.IRQCallback   = () => SoundCPU.Interrupt = false;
            Z80Reset = true;
            RomData  = new byte[0x400000];
            for (int i = 0; i < rom.Length; i++)
            {
                RomData[i] = rom[i];
            }

            SetupMemoryDomains();
#if MUSASHI
            Musashi.Init();
            Musashi.Reset();
            VDP.GetPC = () => Musashi.PC;
#else
            MainCPU.Reset();
            VDP.GetPC = () => MainCPU.PC;
#endif
            InitializeCartHardware(game);
        }