mirror of
https://github.com/openhwgroup/cvw
synced 2025-02-11 06:05:49 +00:00
62 lines
2.1 KiB
Bash
Executable File
62 lines
2.1 KiB
Bash
Executable File
#!/bin/bash
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set -e
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tcpPort=1235
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imageDir=$RISCV/buildroot/output/images
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tvDir=$RISCV/linux-testvectors
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rawRamFile="$tvDir/ramGDB.bin"
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ramFile="$tvDir/ram.bin"
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rawBootmemFile="$tvDir/bootmemGDB.bin"
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bootmemFile="$tvDir/bootmem.bin"
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rawUntrimmedBootmemFile="$tvDir/untrimmedBootmemFileGDB.bin"
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DEVICE_TREE=${imageDir}/wally-virt.dtb
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if ! mkdir -p "$tvDir"; then
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echo "Error: unable to create linux testvector directory $tvDir!">&2
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echo "Please try running as sudo.">&2
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exit 1
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fi
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if ! test -w "$tvDir"; then
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echo "Using sudo to gain access to $tvDir"
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if ! sudo chmod -R a+rw "$tvDir"; then
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echo "Error: insuffcient write privileges for linux testvector directory $tvDir !">&2
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echo "Please chmod it. For example:">&2
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echo " sudo chmod -R a+rw $tvDir">&2
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exit 1
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fi
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fi
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echo "Launching QEMU in replay mode!"
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(qemu-system-riscv64 \
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-M virt -m 256M -dtb "$DEVICE_TREE" \
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-nographic \
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-bios "$imageDir"/fw_jump.elf -kernel "$imageDir"/Image -append "root=/dev/vda ro" -initrd "$imageDir"/rootfs.cpio \
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-gdb tcp::$tcpPort -S) \
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& riscv64-unknown-elf-gdb --quiet \
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-ex "set pagination off" \
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-ex "set logging overwrite on" \
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-ex "set logging redirect on" \
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-ex "set confirm off" \
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-ex "target extended-remote :$tcpPort" \
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-ex "maintenance packet Qqemu.PhyMemMode:1" \
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-ex "printf \"Creating $rawBootmemFile\n\"" \
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-ex "dump binary memory $rawBootmemFile 0x1000 0x1fff" \
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-ex "printf \"Creating $rawRamFile\n\"" \
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-ex "dump binary memory $rawRamFile 0x80000000 0x8fffffff" \
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-ex "kill" \
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-ex "q"
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echo "Changing Endianness"
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# Extend files to 8 byte multiple
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truncate -s %8 "$rawRamFile"
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truncate -s %8 "$rawBootmemFile"
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# Reverse bytes
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objcopy --reverse-bytes=8 -F binary "$rawRamFile" "$ramFile"
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objcopy --reverse-bytes=8 -F binary "$rawBootmemFile" "$bootmemFile"
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rm -f "$rawRamFile" "$rawBootmemFile" "$rawUntrimmedBootmemFile"
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echo "genInitMem.sh completed!"
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echo "You may want to restrict write access to $tvDir now and give cad ownership of it."
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echo "Run the following:"
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echo " sudo chown -R cad:cad $tvDir"
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echo " sudo chmod -R go-w $tvDir"
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