/// <summary>
/// Builds the machine that can be started
/// </summary>
protected virtual void BuildMachine()
{
if (SpectrumVm == null)
{
MoveToState(VmState.BuildingMachine);
if (StartupConfiguration == null)
{
throw new InvalidOperationException("You must provide a startup configuration for " +
"the virtual machine, it cannot be null");
}
// --- Create the machine on first start
SpectrumVm = new Spectrum48(StartupConfiguration.DeviceData, this);
SpectrumVm.ScreenDevice.FrameCompleted +=
(s, e) => VmScreenRefreshed?.Invoke(s,
new VmScreenRefreshedEventArgs(SpectrumVm.ScreenDevice.GetPixelBuffer()));
}
// --- We either provider out DebugInfoProvider, or use
// --- the default one
if (StartupConfiguration.DebugInfoProvider == null)
{
StartupConfiguration.DebugInfoProvider = SpectrumVm.DebugInfoProvider;
}
else
{
SpectrumVm.DebugInfoProvider = StartupConfiguration.DebugInfoProvider;
}
// --- Set up stack debug support
if (StartupConfiguration.StackDebugSupport != null)
{
SpectrumVm.Cpu.StackDebugSupport = StartupConfiguration.StackDebugSupport;
StartupConfiguration.StackDebugSupport.Reset();
}
// --- At this point we have a Spectrum VM.
// --- Let's reset it
SpectrumVm.Reset();
}
/// <summary>
/// Initializes the state from the specified instance
/// </summary>
public Spectrum48DeviceState(Spectrum48 spectrum, string modelName = null)
{
if (spectrum == null)
{
return;
}
ModelName = modelName;
LastFrameStartCpuTick = spectrum.LastFrameStartCpuTick;
LastRenderedUlaTact = spectrum.LastRenderedUlaTact;
FrameCount = spectrum.FrameCount;
FrameTacts = spectrum.FrameTacts;
Overflow = spectrum.Overflow;
RunsInMaskableInterrupt = spectrum.RunsInMaskableInterrupt;
Z80CpuState = spectrum.Cpu?.GetState();
Z80CpuStateType = Z80CpuState?.GetType().AssemblyQualifiedName;
RomDeviceState = spectrum.RomDevice?.GetState();
RomDeviceStateType = RomDeviceState?.GetType().AssemblyQualifiedName;
MemoryDeviceState = spectrum.MemoryDevice?.GetState();
MemoryDeviceStateType = MemoryDeviceState?.GetType().AssemblyQualifiedName;
PortDeviceState = spectrum.PortDevice?.GetState();
PortDeviceStateType = PortDeviceState?.GetType().AssemblyQualifiedName;
ScreenDeviceState = spectrum.ScreenDevice?.GetState();
ScreenDeviceStateType = ScreenDeviceState?.GetType().AssemblyQualifiedName;
InterruptDeviceState = spectrum.InterruptDevice?.GetState();
InterruptDeviceStateType = InterruptDeviceState?.GetType().AssemblyQualifiedName;
KeyboardDeviceState = spectrum.KeyboardDevice?.GetState();
KeyboardDeviceStateType = KeyboardDeviceState?.GetType().AssemblyQualifiedName;
BeeperDeviceState = spectrum.BeeperDevice?.GetState();
BeeperDeviceStateType = BeeperDeviceState?.GetType().AssemblyQualifiedName;
SoundDeviceState = spectrum.SoundDevice?.GetState();
SoundDeviceStateType = SoundDeviceState?.GetType().AssemblyQualifiedName;
TapeDeviceState = spectrum.TapeDevice?.GetState();
TapeDeviceStateType = TapeDeviceState?.GetType().AssemblyQualifiedName;
}