34 lines
800 B
Bash
Executable File
34 lines
800 B
Bash
Executable File
#!/usr/bin/env bash
|
|
#
|
|
# Copyright (C) 2015 OpenWrt.org
|
|
#
|
|
# This is free software, licensed under the GNU General Public License v2.
|
|
# See /LICENSE for more information.
|
|
#
|
|
|
|
set -x
|
|
[ $# -eq 4 ] || {
|
|
echo "SYNTAX: $0 <file> <u-boot.sb image> <rootfs image> <rootfs size>"
|
|
exit 1
|
|
}
|
|
|
|
OUTPUT="$1"
|
|
UBOOT="$2"
|
|
ROOTFS="$3"
|
|
ROOTFSSIZE="$4"
|
|
|
|
head=4
|
|
sect=63
|
|
|
|
# set the Boot stream partition size to 1M
|
|
set `ptgen -o $OUTPUT -h $head -s $sect -l 1024 -t 53 -p 1M -t 83 -p ${ROOTFSSIZE}M -t 83 -p ${ROOTFSSIZE}M`
|
|
|
|
ROOTFS1OFFSET="$(($3 / 512))"
|
|
ROOTFS1SIZE="$(($4 / 512))"
|
|
ROOTFS2OFFSET="$(($5 / 512))"
|
|
ROOTFS2SIZE="$(($6 / 512))"
|
|
|
|
dd bs=512 if="$ROOTFS" of="$OUTPUT" seek="$ROOTFS1OFFSET" conv=notrunc
|
|
dd bs=512 if="$ROOTFS" of="$OUTPUT" seek="$ROOTFS2OFFSET" conv=notrunc
|
|
sdimage -d "$OUTPUT" -f "$UBOOT"
|