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# simulation time in ms
echo "step size"
set step 20
# time until simulation will be canceled
echo "timeout after"
set timeout 15000000
proc runSim {} {
# import the global variable step
global step
global timeout
upvar 0 errorMsg_ errorMsg
set runtime 0
# reset simulator
restart -force -nowave
add wave *
set errorMsg "ERROR"
echo "start simulation"
# run until state machine is finished
set err 0
set completed 0
while { $err != 1 & $completed != 1 & $runtime < $timeout } {
run $step ns
set err [examine -time $runtime -binary /testbench/error_o]
set completed [examine -time $runtime -binary /testbench/completed_o]
set runtime [ expr $runtime + $step]
}
# if running in gui mode, view results
view wave
# export results to cmd line
if { $runtime == $timeout } {
echo "TIMEOUT"
} elseif { $err == 1 } {
echo "ERROR"
} else {
echo "OK"
}
}
# start simulation
runSim
# exit simulator
exit -force
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