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- #!/usr/bin/env bash
- set -x
- [ $# -eq 3 ] || {
- echo "SYNTAX: $0 <file> <rootfs image> <rootfs size>"
- exit 1
- }
- OUTPUT="$1"
- ROOTFS="$2"
- ROOTFSSIZE="$3"
- head=4
- sect=63
- set `ptgen -o $OUTPUT -h $head -s $sect -l 4096 -t 83 -p ${ROOTFSSIZE}M`
- ROOTFSOFFSET="$(($1 / 512))"
- ROOTFSSIZE="$(($2 / 512))"
- dd bs=512 if="$ROOTFS" of="$OUTPUT" seek="$ROOTFSOFFSET" conv=notrunc
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