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milliseconds -> microseconds update + removed dependency of radio interface

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This commit is contained in:
fros4943 2009-05-26 14:34:30 +00:00
parent a7faaa9aaa
commit e238d84a75
1 changed files with 9 additions and 19 deletions
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28
tools/cooja/apps/mspsim/src/se/sics/cooja/mspmote/MspMote.java
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@ -26,7 +26,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* $Id: MspMote.java,v 1.28 2009/04/29 20:04:56 fros4943 Exp $ * $Id: MspMote.java,v 1.29 2009/05/26 14:34:30 fros4943 Exp $
*/ */
package se.sics.cooja.mspmote; package se.sics.cooja.mspmote;
@ -71,7 +71,7 @@ public abstract class MspMote implements Mote {
/* Cycle counter */ /* Cycle counter */
public long cycleCounter = 0; public long cycleCounter = 0;
public long cycleDrift = 0; public long usDrift = 0; /* us */
private Simulation mySimulation = null; private Simulation mySimulation = null;
private CommandHandler commandHandler; private CommandHandler commandHandler;
@ -300,22 +300,17 @@ public abstract class MspMote implements Mote {
private int[] pcHistory = new int[5]; private int[] pcHistory = new int[5];
/* return false when done - e.g. true means more work to do before finished with this tick */ /* return false when done - e.g. true means more work to do before finished with this tick */
private boolean firstTick = true;
public boolean tick(long simTime) { public boolean tick(long simTime) {
if (stopNextInstruction) { if (stopNextInstruction) {
stopNextInstruction = false; stopNextInstruction = false;
throw new RuntimeException("MSPSim requested simulation stop"); throw new RuntimeException("MSPSim requested simulation stop");
}
if (simTime + usDrift < 0) {
return false;
} }
/* Nodes may be added in an ongoing simulation: long maxSimTimeCycles = (long)(NR_CYCLES_PER_MSEC * ((simTime+usDrift+Simulation.MILLISECOND)/(double)Simulation.MILLISECOND));
* Update cycle drift to current simulation time */
if (firstTick) {
firstTick = false;
cycleDrift += (-NR_CYCLES_PER_MSEC*simTime);
}
long maxSimTimeCycles = NR_CYCLES_PER_MSEC * (simTime + 1) + cycleDrift;
if (maxSimTimeCycles <= cycleCounter) { if (maxSimTimeCycles <= cycleCounter) {
return false; return false;
} }
@ -330,7 +325,7 @@ public abstract class MspMote implements Mote {
} }
myMoteInterfaceHandler.doActiveActionsBeforeTick(); myMoteInterfaceHandler.doActiveActionsBeforeTick();
/* Experimental program counter history */ /* Log recent program counter (PC) history */
for (int i=pcHistory.length-1; i > 0; i--) { for (int i=pcHistory.length-1; i > 0; i--) {
pcHistory[i] = pcHistory[i-1]; pcHistory[i] = pcHistory[i-1];
} }
@ -359,11 +354,6 @@ public abstract class MspMote implements Mote {
new RuntimeException("Emulated exception: " + e.getMessage()).initCause(e); new RuntimeException("Emulated exception: " + e.getMessage()).initCause(e);
} }
/* Check if radio has pending incoming bytes */
if (myRadio != null && myRadio.hasPendingBytes()) {
myRadio.tryDeliverNextByte(cpu.cycles);
}
if (monitorStackUsage) { if (monitorStackUsage) {
int newStack = cpu.reg[MSP430.SP]; int newStack = cpu.reg[MSP430.SP];
if (newStack < stackPointerLow && newStack > 0) { if (newStack < stackPointerLow && newStack > 0) {