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-lzma.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" 86