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run_vm.sh
executable file
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run_vm.sh
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#!/bin/bash
# Default values
CMDLINE="earlycon=pl011,0x09000000"
DUMPDTB=""
DTB=""
SHARED_DIR=./shared
usage() {
echo "Usage: $0 -k <path_to_kernel_image> -i <path_to_cloud_image>"
exit 1
}
# Parse command-line arguments
while getopts ":k:i:" opt; do
case ${opt} in
k)
KERNEL_IMAGE=$OPTARG
;;
i)
CLOUD_IMAGE=$OPTARG
;;
\?)
echo "Invalid option: $OPTARG" 1>&2
usage
;;
:)
echo "Option -$OPTARG requires an argument." 1>&2
usage
;;
esac
done
shift $((OPTIND -1))
# Check if required arguments are provided
if [ -z "$KERNEL_IMAGE" ] || [ -z "$CLOUD_IMAGE" ]; then
echo "Error: Both kernel image and cloud image paths are required."
usage
fi
# Run QEMU
qemu-system-aarch64 -nographic \
-machine virt,gic-version=2 \
-m 1024 \
-cpu cortex-a72 \
-append "console=ttyAMA0 root=/dev/vda rw $CMDLINE" \
-netdev user,id=net0,hostfwd=tcp::2222-:22 \
-device virtio-net-pci,netdev=net0,mac=de:ad:be:ef:41:49 \
-kernel "$KERNEL_IMAGE" \
-drive file="$CLOUD_IMAGE",format=raw \
-virtfs local,path=$SHARED_DIR,mount_tag=shared,security_model=passthrough,readonly
exit 0