source: trunk/target/linux/ar71xx/base-files/sbin/wget2nand @ 26747

Last change on this file since 26747 was 26747, checked in by acoul, 5 years ago

linux/ar71xx: update wget2nand script

  • Property svn:executable set to *
File size: 2.2 KB
Line 
1#!/bin/sh
2# wget2nand
3# This script can be used to download a TGZ file from your build system which
4# contains the files to be installed on the NAND flash on your RB1xx card.
5# The one parameter is the URL of the TGZ file to be downloaded.
6# Licence GPL V2
7# Author david.goodenough@linkchoose.co.uk
8# Based on cf2nand from RB532 support
9. /etc/functions.sh
10
11wget2nand_dir=/tmp/wget2nand
12mnt_kernel=$wget2nand_dir/mnt_kernel
13mnt_rootfs=$wget2nand_dir/mnt_rootfs
14src_rootfs=$wget2nand_dir/rootfs.tgz
15src_kernel=$wget2nand_dir/kernel
16
17[ -d "$wget2nand_dir" ] && {
18        echo "$wget2nand_dir already exists"
19        exit 1
20}
21
22# need to find the wget server from the command line
23url=$1
24[ -z "$url" ] && {
25        echo "No URL specified for image TGZ"
26        echo "Usage : $0 URL"
27        exit 1
28}
29
30url_kernel=$url/openwrt-ar71xx-nand-vmlinux.elf
31url_rootfs=$url/openwrt-ar71xx-nand-rootfs.tar.gz
32
33mtd_kernel="$(find_mtd_part 'kernel')"
34mtd_rootfs="$(find_mtd_part 'rootfs')"
35[ -z "$mtd_kernel" -o -z "$mtd_rootfs" ] && {
36        echo "Cannot find NAND Flash partitions"
37        exit 1
38}
39
40mkdir "$wget2nand_dir"
41wget $url_kernel -O "$src_kernel" || {
42        echo "Unable to download $url_kernel"
43        exit 1
44}
45
46wget $url_rootfs -O "$src_rootfs" || {
47        echo "Unable to download $url_rootfs"
48        exit 1
49}
50
51echo "Erasing filesystem..."
52mtd erase kernel 2>/dev/null >/dev/null
53mtd erase rootfs 2>/dev/null >/dev/null
54
55echo "Mounting $mtd_rootfs as new root and $mtd_kernel as kernel partition"
56
57mkdir "$mnt_kernel"
58mkdir "$mnt_rootfs"
59mount -t yaffs2 "$mtd_kernel" "$mnt_kernel"
60mount -t yaffs2 "$mtd_rootfs" "$mnt_rootfs"
61
62echo "Copying kernel..."
63cp $src_kernel $mnt_kernel/kernel || {
64       echo "Error occured while copying the kernel"
65       exit 1
66}
67chmod +x $mnt_kernel/kernel
68
69echo "Preparing filesystem..."
70( cd "$mnt_rootfs"; tar xvz -f "$src_rootfs" )
71
72# make sure everything is written before we unmount the partitions
73echo "chmod ugo+x /" > $mnt_rootfs/etc/uci-defaults/set_root_permission
74sync
75ls $mnt_kernel >/dev/null
76ls $mnt_rootfs >/dev/null
77
78echo "Cleaning up..."
79# unmount the partitions and remove the directories into which they were mounted
80umount $mnt_kernel
81umount $mnt_rootfs
82rm -rf $wget2nand_dir
83
84# all done
85echo "Image written, you can now reboot.  Remember to change the boot source to Boot from Nand"
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