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#!/bin/sh
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#CAN Bus loopback test script
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#Gregory Dias
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#Last modified 5/14/2014
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#Updated 6/12/24 - Joshua Bourgeot
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echo
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echo "Test 1: mcu_mcan1 -> mcu_mcan0"
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echo "============================"
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#read from mcu_mcan0, write from mcu_mcan1
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candump mcu_mcan0 > mcu_mcan0.out &
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CAN0_PID=$!
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for i in {1..15}
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do
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cansend mcu_mcan1 000#11.22.33.44.55.66.77.88
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sleep 2
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done
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for i in {1..15}
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do
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cansend mcu_mcan1 088#88.77.66.55.44.33.22.11
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sleep 2
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done
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kill $CAN0_PID
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WC=`wc -l mcu_mcan0.out | awk '{print $1}'`
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LOOP1COUNT=0
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LOOP2COUNT=0
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while read LINE
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do
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if [ "$LINE" == "mcu_mcan0 000 [8] 11 22 33 44 55 66 77 88" ]
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then
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LOOP1COUNT=`expr $LOOP1COUNT + 1`
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fi
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if [ "$LINE" == "mcu_mcan0 088 [8] 88 77 66 55 44 33 22 11" ]
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then
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LOOP2COUNT=`expr $LOOP2COUNT + 1`
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fi
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done < mcu_mcan0.out
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if [ $WC -eq `expr $LOOP1COUNT + $LOOP2COUNT` ]
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then
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CAN0R="PASS"
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CAN1W="PASS"
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else
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CAN0R="FAIL"
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CAN1W="FAIL"
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fi
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if [ $WC -eq 0 ]
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then
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CAN0R="FAIL"
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CAN1W="FAIL"
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fi
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echo
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echo "Test 2: mcu_mcan0 -> mcu_mcan1"
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echo "============================"
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#read from mcu_mcan1, write from mcu_mcan0
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candump mcu_mcan1 > mcu_mcan1.out &
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CAN1_PID=$!
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for i in {1..15}
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do
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cansend mcu_mcan1 0FF#FF.99.AA.BB.CC.DD.EE.FF.00
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sleep 2
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done
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for i in {1..15}
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do
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cansend mcu_mcan1 088#22.00.FF.EE.DD.CC.BB.AA.99
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sleep 2
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done
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kill $CAN1_PID
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WC=`wc -l mcu_mcan1.out | awk '{print $1}'`
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LOOP1COUNT=0
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LOOP2COUNT=0
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while read LINE
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do
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if [ "$LINE" == "mcu_mcan1 0FF [8] FF 99 AA BB CC DD EE FF" ]
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then
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LOOP1COUNT=`expr $LOOP1COUNT + 1`
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fi
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if [ "$LINE" == "mcu_mcan1 0FF [8] FF 99 AA BB CC DD EE FF" ]
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then
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LOOP2COUNT=`expr $LOOP2COUNT + 1`
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fi
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if [ "$LINE" == "<0x033> [0]" ]
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then
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WC=`expr $WC - 2`
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fi
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done < mcu_mcan1.out
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if [ $WC -eq `expr $LOOP1COUNT + $LOOP2COUNT` ]
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then
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CAN1R="PASS"
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CAN0W="PASS"
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else
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CAN1R="FAIL"
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CAN0W="FAIL"
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fi
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if [ $WC -eq 0 ]
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then
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CAN1R="FAIL"
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CAN0W="FAIL"
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fi
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echo
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echo "Test results:"
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echo "mcu_mcan0: Read - $CAN0R | Write - $CAN0W"
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echo "mcu_mcan1: Read - $CAN1R | Write - $CAN1W"
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#cleanup
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rm mcu_mcan0.out
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rm mcu_mcan1.out
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echo
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echo done.
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