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svn-openwrt-archive/target/linux/rb532/image/gen_image.sh
Felix Fietkau 2daa34da02 rb532: align partitions to 128KB
because block2mtd wants "erasesize must be a divisor of device size" since 3.15

Signed-off-by: Roman Yeryomin <roman@advem.lv>

SVN-Revision: 45072
2015-03-27 21:22:17 +00:00

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#!/usr/bin/env bash
OUTPUT="$1"
KERNELSIZE="$2"
KERNELIMAGE="$3"
ROOTFSSIZE="$4"
ROOTFSIMAGE="$5"
ALIGN="$6"
rm -f "$OUTPUT"
# create partition table
set `ptgen -o "$OUTPUT" -h 16 -s 32 -l ${ALIGN} -t 0x27 -p ${KERNELSIZE}m -t 0x83 -p ${ROOTFSSIZE}m`
KERNELOFFSET="$(($1 / 512))"
ROOTFSOFFSET="$(($3 / 512))"
dd if="$KERNELIMAGE" of="$OUTPUT" bs=512 conv=notrunc seek="$KERNELOFFSET"
dd if="$ROOTFSIMAGE" of="$OUTPUT" bs=512 conv=notrunc seek="$ROOTFSOFFSET"