initial cc2420 wrapper interface

supports signal strength and output power (indicator)

tools/cooja/apps/mspsim/src/se/sics/cooja/mspmote/interfaces/SkyRadio.java

@@ -0,0 +1,282 @@
+package se.sics.cooja.mspmote.interfaces;
+
+import java.awt.BorderLayout;
+import java.awt.GridLayout;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.util.*;
+
+import javax.swing.*;
+
+import org.apache.log4j.Logger;
+import org.jdom.Element;
+
+import se.sics.cooja.*;
+import se.sics.cooja.interfaces.PacketRadio;
+import se.sics.cooja.interfaces.Position;
+import se.sics.cooja.interfaces.Radio;
+import se.sics.cooja.mspmote.SkyMote;
+import se.sics.mspsim.chip.CC2420;
+import se.sics.mspsim.chip.PacketListener;
+
+@ClassDescription("CC2420")
+public class SkyRadio extends Radio implements PacketRadio {
+  private static Logger logger = Logger.getLogger(SkyRadio.class);
+
+  private int lastEventTime = 0;
+
+  private RadioEvent lastEvent = RadioEvent.UNKNOWN;
+
+  private SkyMote myMote;
+
+  private CC2420 cc2420;
+
+  private boolean isInterfered = false;
+
+  private boolean isTransmitting = false;
+
+  private boolean isReceiving = false;
+
+  private boolean radioOn = true;
+
+  private byte[] lastOutgoingPacket = null;
+
+  private byte[] lastIncomingPacket = null;
+
+  //TODO: HW on/off
+
+  public SkyRadio(SkyMote mote) {
+    this.myMote = mote;
+    this.cc2420 = mote.skyNode.radio;
+
+    cc2420.setPacketListener(new PacketListener() {
+      public void transmissionStarted() {
+        lastEventTime = myMote.getSimulation().getSimulationTime();
+        lastEvent = RadioEvent.TRANSMISSION_STARTED;
+        setChanged();
+        notifyObservers();
+      }
+
+      public void transmissionEnded(int[] receivedData) {
+        lastOutgoingPacket = new byte[receivedData.length];
+        for (int i=0; i < receivedData.length; i++) {
+          lastOutgoingPacket[i] = (byte) receivedData[i];
+        }
+        lastEventTime = myMote.getSimulation().getSimulationTime();
+        lastEvent = RadioEvent.PACKET_TRANSMITTED;
+        setChanged();
+        notifyObservers();
+
+        lastEventTime = myMote.getSimulation().getSimulationTime();
+        lastEvent = RadioEvent.TRANSMISSION_FINISHED;
+        setChanged();
+        notifyObservers();
+      }
+    });
+  }
+
+  /* Packet radio support */
+  public byte[] getLastPacketTransmitted() {
+    return lastOutgoingPacket;
+  }
+
+  public byte[] getLastPacketReceived() {
+    return lastIncomingPacket;
+  }
+
+  public void setReceivedPacket(byte[] data) {
+    lastIncomingPacket = data;
+  }
+
+  /* General radio support */
+  public boolean isTransmitting() {
+    return isTransmitting;
+  }
+
+  public boolean isReceiving() {
+    return isReceiving;
+  }
+
+  public boolean isInterfered() {
+    return isInterfered;
+  }
+
+  public int getChannel() {
+    return cc2420.getActiveChannel();
+  }
+
+  public int getFrequency() {
+    return cc2420.getActiveFrequency();
+  }
+
+  public void signalReceptionStart() {
+    isReceiving = true;
+    cc2420.setCCA(true);
+    /* TODO cc2420.setSFD(true); */
+
+    lastEventTime = myMote.getSimulation().getSimulationTime();
+    lastEvent = RadioEvent.RECEPTION_STARTED;
+    setChanged();
+    notifyObservers();
+  }
+
+  public void signalReceptionEnd() {
+    /* Deliver packet data */
+    if (isReceiving && !isInterfered && lastIncomingPacket != null) {
+      int[] incomingDataInts = new int[lastIncomingPacket.length];
+      for (int i=0; i < lastIncomingPacket.length; i++) {
+        incomingDataInts[i] = lastIncomingPacket[i];
+      }
+
+      cc2420.setIncomingPacket(incomingDataInts);
+    }
+
+    isReceiving = false;
+    isInterfered = false;
+    cc2420.setCCA(false);
+
+    lastEventTime = myMote.getSimulation().getSimulationTime();
+    lastEvent = RadioEvent.RECEPTION_FINISHED;
+    setChanged();
+    notifyObservers();
+  }
+
+  public RadioEvent getLastEvent() {
+    return lastEvent;
+  }
+
+  public void interfereAnyReception() {
+    isInterfered = true;
+    isReceiving = false;
+    lastIncomingPacket = null;
+    cc2420.setCCA(true);
+    logger.info("[interfered]: CCA true");
+
+    lastEventTime = myMote.getSimulation().getSimulationTime();
+    lastEvent = RadioEvent.RECEPTION_INTERFERED;
+    setChanged();
+    notifyObservers();
+  }
+
+  public double getCurrentOutputPower() {
+    return cc2420.getOutputPower();
+  }
+
+  public int getCurrentOutputPowerIndicator() {
+    return cc2420.getOutputPowerIndicator();
+  }
+
+  public int getOutputPowerIndicatorMax() {
+    return 31;
+  }
+
+  public double getCurrentSignalStrength() {
+    return cc2420.getRSSI();
+  }
+
+  public void setCurrentSignalStrength(double signalStrength) {
+    cc2420.setRSSI((int) signalStrength);
+  }
+
+  public double energyConsumptionPerTick() {
+    return 0;
+  }
+
+  public void doActionsBeforeTick() {
+  }
+
+  public void doActionsAfterTick() {
+  }
+
+  public JPanel getInterfaceVisualizer() {
+    // Location
+    JPanel wrapperPanel = new JPanel(new BorderLayout());
+    JPanel panel = new JPanel(new GridLayout(5, 2));
+
+    final JLabel statusLabel = new JLabel("");
+    final JLabel lastEventLabel = new JLabel("");
+    final JLabel channelLabel = new JLabel("");
+    final JLabel powerLabel = new JLabel("");
+    final JLabel ssLabel = new JLabel("");
+    final JButton updateButton = new JButton("Update");
+
+    panel.add(new JLabel("STATE:"));
+    panel.add(statusLabel);
+
+    panel.add(new JLabel("LAST EVENT:"));
+    panel.add(lastEventLabel);
+
+    panel.add(new JLabel("CHANNEL:"));
+    panel.add(channelLabel);
+
+    panel.add(new JLabel("OUTPUT POWER:"));
+    panel.add(powerLabel);
+
+    panel.add(new JLabel("SIGNAL STRENGTH:"));
+    JPanel smallPanel = new JPanel(new GridLayout(1, 2));
+    smallPanel.add(ssLabel);
+    smallPanel.add(updateButton);
+    panel.add(smallPanel);
+
+    updateButton.addActionListener(new ActionListener() {
+      public void actionPerformed(ActionEvent e) {
+        channelLabel.setText(getChannel() + " (freq=" + getFrequency() + " MHz)");
+        powerLabel.setText(getCurrentOutputPower() + " dBm (indicator=" + getCurrentOutputPowerIndicator() + "/" + getOutputPowerIndicatorMax() + ")");
+        ssLabel.setText(getCurrentSignalStrength() + " dBm");
+      }
+    });
+
+    Observer observer;
+    this.addObserver(observer = new Observer() {
+      public void update(Observable obs, Object obj) {
+        if (isTransmitting()) {
+          statusLabel.setText("transmitting");
+        } else if (isReceiving()) {
+          statusLabel.setText("receiving");
+        } else if (radioOn) {
+          statusLabel.setText("listening for traffic");
+        } else {
+          statusLabel.setText("HW off");
+        }
+
+        lastEventLabel.setText(lastEvent + " @ time=" + lastEventTime);
+
+        channelLabel.setText(getChannel() + " (freq=" + getFrequency() + " MHz)");
+        powerLabel.setText(getCurrentOutputPower() + " dBm (indicator=" + getCurrentOutputPowerIndicator() + "/" + getOutputPowerIndicatorMax() + ")");
+        ssLabel.setText(getCurrentSignalStrength() + " dBm");
+      }
+    });
+
+    observer.update(null, null);
+
+    // Saving observer reference for releaseInterfaceVisualizer
+    panel.putClientProperty("intf_obs", observer);
+
+    wrapperPanel.add(BorderLayout.NORTH, panel);
+    return wrapperPanel;
+  }
+
+  public void releaseInterfaceVisualizer(JPanel panel) {
+    Observer observer = (Observer) panel.getClientProperty("intf_obs");
+    if (observer == null) {
+      logger.fatal("Error when releasing panel, observer is null");
+      return;
+    }
+
+    this.deleteObserver(observer);
+  }
+  public Mote getMote() {
+    return myMote;
+  }
+
+  public Position getPosition() {
+    return myMote.getInterfaces().getPosition();
+  }
+
+  public Collection<Element> getConfigXML() {
+    return null;
+  }
+
+  public void setConfigXML(Collection<Element> configXML, boolean visAvailable) {
+  }
+}