cvw/linux/testvector-generation/genTrace.sh

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#!/bin/bash
tcpPort=1234
imageDir=$RISCV/buildroot/output/images
tvDir=$RISCV/linux-testvectors
recordFile="$tvDir/all.qemu"
traceFile="$tvDir/all.txt"
interruptsFile="$tvDir/interrupts.txt"
read -p "Warning: running this script will overwrite the contents of:
* $traceFile
* $interruptsFile
Would you like to proceed? (y/n) " -n 1 -r
echo
if [[ $REPLY =~ ^[Yy]$ ]]
then
if [ ! -d "$tvDir" ]; then
echo "Error: linux testvector directory $tvDir not found!">&2
echo "Please create it. For example:">&2
echo " sudo mkdir -p $tvDir">&2
exit 1
fi
test -w $tvDir
if [ ! $? -eq 0 ]; then
echo "Error: insuffcient write privileges for linux testvector directory $tvDir !">&2
echo "Please chmod it. For example:">&2
echo " sudo chmod -R a+rw $tvDir">&2
exit 1
fi
touch $traceFile
touch $interruptsFile
# QEMU Simulation
echo "Launching QEMU in replay mode!"
(qemu-system-riscv64 \
-M virt -dtb $imageDir/wally-virt.dtb \
-nographic \
-bios $imageDir/fw_jump.elf -kernel $imageDir/Image -append "root=/dev/vda ro" -initrd $imageDir/rootfs.cpio \
-singlestep -rtc clock=vm -icount shift=0,align=off,sleep=on,rr=replay,rrfile=$recordFile \
-d nochain,cpu,in_asm,int \
2>&1 >./qemu-serial | ./parseQEMUtoGDB.py | ./parseGDBtoTrace.py $interruptsFile | ./remove_dup.awk > $traceFile)
echo "genTrace.sh completed!"
echo "You may want to restrict write access to $tvDir now and give cad ownership of it."
echo "Run the following:"
echo " sudo chown -R cad:cad $tvDir"
echo " sudo chmod -R go-w $tvDir"
fi