/// <summary>
/// Loads the content of the ROM through the specified provider
/// </summary>
/// <param name="romProvider">ROM provider instance</param>
/// <param name="romResourceName">ROM Resource name</param>
/// <remarks>
/// The content of the ROM is copied into the memory
/// </remarks>
public void InitRom(IRomProvider romProvider, string romResourceName)
{
RomInfo = romProvider.LoadRom(romResourceName);
MemoryDevice.FillMemory(RomInfo.RomBytes);
}
/// <summary>Initializes a new instance of the <see cref="T:System.Object" /> class.</summary>
public Spectrum48(
IRomProvider romProvider,
IClockProvider clockProvider,
IKeyboardProvider keyboardProvider,
IScreenFrameProvider pixelRenderer,
IEarBitFrameProvider earBitFrameProvider = null,
ITapeContentProvider loadContentProvider = null,
ISaveToTapeProvider tapeSaveToTapeProvider = null)
{
// --- Init the CPU
MemoryDevice = new Spectrum48MemoryDevice();
PortDevice = new Spectrum48PortDevice();
Cpu = new Z80Cpu(MemoryDevice, PortDevice);
OsInitialized = false;
// --- Setup the clock
Clock = clockProvider;
// --- Set up Spectrum devices
BorderDevice = new BorderDevice();
ScreenDevice = new Spectrum48ScreenDevice(pixelRenderer);
BeeperDevice = new BeeperDevice(earBitFrameProvider);
KeyboardDevice = new KeyboardDevice(keyboardProvider);
InterruptDevice = new InterruptDevice(InterruptTact);
TapeDevice = new TapeDevice(loadContentProvider, tapeSaveToTapeProvider);
// --- Carry out frame calculations
ResetUlaTact();
_frameTacts = ScreenDevice.ScreenConfiguration.UlaFrameTactCount;
PhysicalFrameClockCount = Clock.GetFrequency() / (double)ClockFrequeny * _frameTacts;
FrameCount = 0;
Overflow = 0;
_frameCompleted = true;
// --- Collect Spectrum devices
_spectrumDevices.Add(MemoryDevice);
_spectrumDevices.Add(PortDevice);
_spectrumDevices.Add(BorderDevice);
_spectrumDevices.Add(ScreenDevice);
_spectrumDevices.Add(BeeperDevice);
_spectrumDevices.Add(KeyboardDevice);
_spectrumDevices.Add(InterruptDevice);
_spectrumDevices.Add(TapeDevice);
// --- Now, prepare devices to find each other
foreach (var device in _spectrumDevices)
{
device.OnAttachedToVm(this);
}
// --- Prepare bound devices
_frameBoundDevices = _spectrumDevices
.OfType <IFrameBoundDevice>()
.ToList();
_cpuBoundDevices = _spectrumDevices
.OfType <ICpuOperationBoundDevice>()
.ToList();
DebugInfoProvider = new SpectrumDebugInfoProvider();
// --- Init the ROM
InitRom(romProvider, "ZXSpectrum48");
}
