Пример #1
1
 public synchronized byte[] getExtendedRAM(int size) {
   byte[] rv = null;
   if (size > 0) {
     if (this.ramExtended != null) {
       if (size > this.ramExtended.length) {
         rv = new byte[size];
         Arrays.fill(rv, (byte) 0);
         System.arraycopy(this.ramExtended, 0, rv, 0, this.ramExtended.length);
         this.ramExtended = rv;
       } else {
         rv = this.ramExtended;
       }
     } else {
       rv = new byte[size];
       Arrays.fill(rv, (byte) 0);
       this.ramExtended = rv;
     }
   }
   return rv;
 }
Пример #2
0
  public FDC8272(DriveSelector driveSelector, int mhz) {
    this.driveSelector = driveSelector;
    this.mhz = mhz;
    this.curCmd = Command.INVALID;
    this.executingDrive = null;
    this.dmaMode = false; // wird von RESET nicht beeinflusst
    this.stepRateMillis = 16; // wird von RESET nicht beeinflusst
    this.tStatesPerMilli = 0;
    this.tStatesPerRotation = 0;
    this.tStatesPerStep = 0;
    this.debugLevel = 0;
    this.dataBuf = null;
    this.args = new int[9];
    this.results = new int[7];
    this.remainSeekSteps = new int[4];
    this.seekStatus = new int[4];
    this.ioLock = new Object();
    this.ioTaskCmd = IOTaskCmd.IDLE;
    this.ioTaskEnabled = true;
    this.ioTaskNoWait = false;
    this.ioTaskThread = new Thread(this, "JKCEMU FDC");

    String text = System.getProperty("jkcemu.debug.fdc");
    if (text != null) {
      try {
        this.debugLevel = Integer.parseInt(text);
      } catch (NumberFormatException ex) {
      }
    }
    this.ioTaskThread.start();
  }