public SystemHost(Stream bootImage, Stream applicationImage, ulong displayWidth, ulong displayHeight)
{
var interruptController = new Hdw.InterruptController();
var ram = new Hdw.RandomAccessMemoryController(1 * 1024 * 1024);
var bootManager = new Hdw.BootManager(bootImage);
this.Processor = new Hdw.Processor();
this.system = new Hdw.SystemBusController()
{
Processor = this.Processor,
InterruptController = interruptController
};
this.system.AddDevice(ram);
this.system.AddDevice(bootManager);
this.system.AddDevice(this.Processor);
this.system.AddDevice(interruptController);
applicationImage.SetLength(8 * 1024 * 1024);
this.system.AddDevice(new Hdw.DiskDrive(applicationImage));
this.Keyboard = new Hdw.Keyboard();
this.system.AddDevice(this.Keyboard);
this.Display = new Hdw.Display(displayWidth, displayHeight);
this.system.AddDevice(this.Display);
this.Processor.DebugHandler = (a, b, c) => a.Value = (ulong)DateTime.UtcNow.Ticks;
this.system.Reset();
}
public void Copy(ulong source, ulong destination, ulong length)
{
var sourceDevice = this.devices[SystemBusController.GetDeviceId(source)];
var destinationDevice = this.devices[SystemBusController.GetDeviceId(destination)];
if (sourceDevice.Id == destinationDevice.Id)
{
sourceDevice.Copy(SystemBusController.GetAddress(source), SystemBusController.GetAddress(destination), length);
}
else
{
destinationDevice.Write(SystemBusController.GetAddress(destination), sourceDevice.Read(SystemBusController.GetAddress(source), length));
}
}
public void WriteWord(ulong address, ulong data) => this.devices[SystemBusController.GetDeviceId(address)].WriteWord(SystemBusController.GetAddress(address), data);
public ulong ReadWord(ulong address) => this.devices[SystemBusController.GetDeviceId(address)].ReadWord(SystemBusController.GetAddress(address));
public void Write(ulong destination, ulong[] data) => this.devices[SystemBusController.GetDeviceId(destination)].Write(SystemBusController.GetAddress(destination), data);
public ulong[] Read(ulong source, ulong length) => this.devices[SystemBusController.GetDeviceId(source)].Read(SystemBusController.GetAddress(source), length);
public void Dispose()
{
this.system.Dispose();
this.system = null;
}