public void LoadStateBinary(BinaryReader reader)
{
Musashi.LoadStateBinary(reader);
//SoundCPU.LoadStateBinary(reader);
//PSG.LoadStateBinary(reader);
VDP.LoadStateBinary(reader);
YM2612.LoadStateBinary(reader);
Ram = reader.ReadBytes(Ram.Length);
Z80Ram = reader.ReadBytes(Z80Ram.Length);
Frame = reader.ReadInt32();
M68000HasZ80Bus = reader.ReadBoolean();
Z80Reset = reader.ReadBoolean();
BankRegion = reader.ReadInt32();
for (int i = 0; i < 3; i++)
{
IOPorts[i].Data = reader.ReadByte();
IOPorts[i].TxData = reader.ReadByte();
IOPorts[i].RxData = reader.ReadByte();
IOPorts[i].SCtrl = reader.ReadByte();
}
if (SaveRAM.Length > 0)
{
SaveRAM = reader.ReadBytes(SaveRAM.Length);
}
}
public void SaveStateBinary(BinaryWriter writer)
{
Musashi.SaveStateBinary(writer); // 124
//SoundCPU.SaveStateBinary(writer); // 46 TODO fix this, there is no way to invoke this core from the UI for testing anyway.
//PSG.SaveStateBinary(writer); // 15
VDP.SaveStateBinary(writer); // 65781
YM2612.SaveStateBinary(writer); // 1785
writer.Write(Ram); // 65535
writer.Write(Z80Ram); // 8192
writer.Write(Frame); // 4
writer.Write(M68000HasZ80Bus); // 1
writer.Write(Z80Reset); // 1
writer.Write(BankRegion); // 4
for (int i = 0; i < 3; i++)
{
writer.Write(IOPorts[i].Data);
writer.Write(IOPorts[i].TxData);
writer.Write(IOPorts[i].RxData);
writer.Write(IOPorts[i].SCtrl);
}
if (SaveRAM.Length > 0)
{
writer.Write(SaveRAM);
}
// TODO: EEPROM/cart HW state
// TODO: lag counter crap
}
void Set68kIrq(int irq)
{
#if MUSASHI
Musashi.SetIRQ(irq);
#else
MainCPU.Interrupt = irq;
#endif
}
void Exec68k(int cycles)
{
#if MUSASHI
Musashi.Execute(cycles);
#else
MainCPU.ExecuteCycles(cycles);
#endif
}
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);
}
