public Trainer()
{
emu = new Cpu6800();
// Set keyboard mapped memory 'high'
emu.Memory[0xC003] = 0xFF;
emu.Memory[0xC005] = 0xFF;
emu.Memory[0xC006] = 0xFF;
emu.Reset();
}
public void Init()
{
emu = new Cpu6800
{
State = new Cpu6800State(),
ReadMem = loc =>
{
loc = loc & 0xFFFF;
return(Memory[loc]);
},
WriteMem = (loc, value) =>
{
loc = loc & 0xFFFF;
if (loc >= 0xFC00)
{
return;
}
Memory[loc] = value;
}
};
emu.State.CC = 0;
emu.State.PC = 0;
}
public Trainer(ET3400Settings settings, PictureBox displayTarget)
{
Memory = new int[65536];
Breakpoints = new BreakpointCollection();
Settings = settings;
Watches = new List <Watch>();
MemoryMapManager = new MemoryMapManager();
MemoryMapEventBus = new MemoryMapEventBus();
_mc6820 = new MC6820();
_debugConsoleAdapter = new DebugConsoleAdapter();
_mc6820.OnPeripheralWrite += OnPeripheralWrite;
_mc6820.OnPeripheralRead += OnPeripheralRead;
Settings.SettingsUpdated += (sender, args) =>
{
Runner.Recalibrate();
};
State = new Cpu6800State();
Emulator = new Cpu6800
{
State = State,
ReadMem = address =>
{
address = address & 0xFFFF;
if (address >= 0x1000 && address <= 0x1003)
{
//_mc6820.RegisterSelect(address & 3);
//return _mc6820.Get();
return(_mc6820.Get(address & 3));
}
//foreach (var watch in Watches.ToList())
//{
// if (watch.EventType == EventType.Read)
// {
// //if (watch.Address == address)
// //{
// //}
// watch.Action(new WatchEventArgs() { Address = address });
// }
//}
return(Memory[address]);
},
WriteMem = (address, value) =>
{
address = address & 0xFFFF;
foreach (var watch in Watches.ToList())
{
if (watch.EventType == EventType.Write)
{
//if (watch.Address == address)
//{
//}
watch.Action(new WatchEventArgs()
{
Address = address
});
}
}
if (address >= 0x1000 && address <= 0x1003)
{
//_mc6820.RegisterSelect(address & 3);
//_mc6820.Set(value);
_mc6820.Set(address & 3, value);
return;
}
if (address >= 0x1400 && address <= 0x1BFF)
{
// Prevent writing to ROM-mapped space
return;
}
if (address >= 0x1C00 && address <= 0x23FF)
{
// Prevent writing to ROM-mapped space
return;
}
if (address >= 0xFC00)
{
// Prevent writing to ROM-mapped space
return;
}
// Limit writing to RAM addresses only?
Memory[address] = value;
}
};
//Runner = new StandardRunner(this);
Runner = new CycleExactRunner(this);
_display = new LedDisplay(displayTarget, this);
Runner.OnSleep += OnSleep;
// Set keyboard mapped memory 'high'
Memory[0xC003] = 0xFF;
Memory[0xC005] = 0xFF;
Memory[0xC006] = 0xFF;
}
