Disabling PowerAnalisys for the error test.

Other changes:
- check if the input trace file for the error test is already there, if yes use
  it, if not create it first then use it.

DRAMSys/tests/error/sim-batch.xml

@@ -3,7 +3,7 @@
     <simconfig>
         <Debug value="0" />
         <DatabaseRecording value="0" />
-        <PowerAnalysis value="1" />
+        <PowerAnalysis value="0" />
         <NumberOfTracePlayers value="1"/>
         <NumberOfMemChannels value="4"/>
         <ControllerCoreDisableRefresh value="0"/>
@@ -30,7 +30,7 @@
     </memconfigs>
 
     <tracesetups>
-        <tracesetup id="fifo">
+        <tracesetup id="errorTest_fr_fcfs_test_error.stl">
             <device clkMhz="1000">../../../tests/error/test_error.stl</device>
         </tracesetup>
     </tracesetups>

DRAMSys/tests/error/test.pl

@@ -42,10 +42,14 @@ use warnings;
 use strict;
 use Term::ANSIColor;
 
+my $trace_file = "test_error.stl";
+
 # Create the input file (first make sure the script is executable)
 chdir("../../DRAMSys/tests/error");
-`chmod u+x ./generateErrorTest.pl`;
-`./generateErrorTest.pl > test_error.stl`;
+if (! -e $trace_file) {
+	`chmod u+x ./generateErrorTest.pl`;
+	`./generateErrorTest.pl > $trace_file`;
+}
 
 # Run Simulation:
 chdir("../../../build/simulator/");