diff options
Diffstat (limited to 'target/linux/gemini/image/dns313_gen_hdd_img.sh')
-rwxr-xr-x | target/linux/gemini/image/dns313_gen_hdd_img.sh | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/target/linux/gemini/image/dns313_gen_hdd_img.sh b/target/linux/gemini/image/dns313_gen_hdd_img.sh new file mode 100755 index 0000000000..1eb2c7c575 --- /dev/null +++ b/target/linux/gemini/image/dns313_gen_hdd_img.sh @@ -0,0 +1,28 @@ +#!/usr/bin/env bash + +set -x +[ $# -eq 5 ] || { + echo "SYNTAX: $0 <file> <bootfs image> <rootfs image> <bootfs size> <rootfs size>" + exit 1 +} + +OUTPUT="$1" +BOOTFS="$2" +ROOTFS="$3" +BOOTFSSIZE="$4" +ROOTFSSIZE="$5" + +head=4 +sect=63 + +# Create two empty partitions followed by the boot partition with +# the ./boot/zImage and then the rootfs partition. +set `ptgen -o $OUTPUT -h $head -s $sect -t 83 -n -p 0 -p 0 -p ${BOOTFSSIZE}M -p ${ROOTFSSIZE}M` + +BOOTOFFSET="$(($1 / 512))" +BOOTSIZE="$(($2 / 512))" +ROOTFSOFFSET="$(($3 / 512))" +ROOTFSSIZE="$(($4 / 512))" + +dd bs=512 if="$BOOTFS" of="$OUTPUT" seek="$BOOTOFFSET" conv=notrunc +dd bs=512 if="$ROOTFS" of="$OUTPUT" seek="$ROOTFSOFFSET" conv=notrunc |