public static void Update()
{
// get current key down
if (KB.KeyAvailable)
{
if (KB.TryReadKey(out currentKey))
{
previousKey = currentKey;
}
}
else
{
currentKey = null;
}
// check enter
if (currentKey.Key == Sys.ConsoleKeyEx.Enter)
{
ENTER_DOWN = true;
}
else
{
ENTER_DOWN = false;
}
// check control keys
CAPS_LOCK = KB.CapsLock;
SHIFT_DOWN = KB.ShiftPressed;
CONTROL_DOWN = KB.ControlPressed;
ALT_DOWN = KB.AltPressed;
}
/// <summary>
/// Start the system up using the properties for configuration.
/// </summary>
public virtual void Start()
{
try
{
Global.mDebugger.Send("Starting kernel");
if (mStarted)
{
Global.mDebugger.Send("ERROR: Kernel Already Started");
throw new Exception("Kernel has already been started. A kernel cannot be started twice.");
}
mStarted = true;
if (string.Empty == null)
{
throw new Exception("Compiler didn't initialize System.String.Empty!");
}
Global.mDebugger.Send("HW Bootstrap Init");
HAL.Bootstrap.Init();
Global.mDebugger.Send("Global Init");
Global.Init(GetTextScreen());
//Start with a PS2Keyboard
KeyboardManager.AddKeyboard(new PS2Keyboard());
// Provide the user with a clear screen if they requested it
if (ClearScreen)
{
Global.mDebugger.Send("Cls");
//Global.Console.Clear();
}
Global.mDebugger.Send("Before Run");
BeforeRun();
// now enable interrupts:
HAL.Global.EnableInterrupts();
Global.mDebugger.Send("Run");
if (mStopped)
{
Global.mDebugger.Send("Already stopped");
}
else
{
Global.mDebugger.Send("Not yet stopped");
}
while (!mStopped)
{
//Network.NetworkStack.Update();
Global.mDebugger.Send("Really before Run");
Run();
Global.mDebugger.Send("Really after Run");
}
Global.mDebugger.Send("AfterRun");
AfterRun();
//bool xTest = 1 != 3;
//while (xTest) {
//}
}
catch (Exception E)
{
// todo: better ways to handle?
global::System.Console.WriteLine("Exception occurred while running kernel:");
global::System.Console.WriteLine(E.ToString());
}
}
protected void SetKeyboardScanMap(ScanMapBase ScanMap)
{
KeyboardManager.SetKeyLayout(ScanMap);
}
protected ScanMapBase GetKeyboardScanMap()
{
return(KeyboardManager.GetKeyLayout());
}
/// <summary>
/// Change keyboard layout. Initially set to US_Standard.
/// <para>
/// Currently available:
/// <list type="bullet">
/// <item>US_Standard.</item>
/// <item>FR_Standard.</item>
/// <item>DE_Standard.</item>
/// <item>TR_StandardQ.</item>
/// </list>
/// </para>
/// </summary>
/// <param name="scanMap">A key mapping.</param>
public static void ChangeKeyLayout(ScanMapBase scanMap)
{
KeyboardManager.SetKeyLayout(scanMap);
}
/// <summary>
/// Add fake scan codes to the keyboard, fake pressing keys.
/// Used to test kernals.
/// </summary>
/// <param name="aScanCode">A key code.</param>
/// <param name="aReleased">Is key pressed.</param>
/// <exception cref="sysIO.IOException">An I/O error occurred.</exception>
internal static void KeyboardAddFakeScanCode(byte aScanCode, bool aReleased)
{
Global.mDebugger.Send("Before HandleFakeScanCode");
KeyboardManager.HandleFakeScanCode(aScanCode, aReleased);
Global.mDebugger.Send("After HandleFakeScanCode");
}