| 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 | |
| 11 | wget2nand_dir=/tmp/wget2nand |
| 12 | mnt_kernel=$wget2nand_dir/mnt_kernel |
| 13 | mnt_rootfs=$wget2nand_dir/mnt_rootfs |
| 14 | src_rootfs=$wget2nand_dir/rootfs.tgz |
| 15 | src_kernel=$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 |
| 23 | url=$1 |
| 24 | [ -z "$url" ] && { |
| 25 | echo "No URL specified for image TGZ" |
| 26 | echo "Usage : $0 URL" |
| 27 | exit 1 |
| 28 | } |
| 29 | |
| 30 | url_kernel=$url/openwrt-ar71xx-vmlinux.elf |
| 31 | url_rootfs=$url/openwrt-ar71xx-rootfs.tgz |
| 32 | |
| 33 | mtd_kernel="$(find_mtd_part 'kernel')" |
| 34 | mtd_rootfs="$(find_mtd_part 'rootfs')" |
| 35 | [ -z "$mtd_kernel" -o -z "$mtd_rootfs" ] && { |
| 36 | echo "Cannot find NAND Flash partitions" |
| 37 | exit 1 |
| 38 | } |
| 39 | |
| 40 | mkdir "$wget2nand_dir" |
| 41 | wget $url_kernel -O "$src_kernel" || { |
| 42 | echo "Unable to download $url_kernel" |
| 43 | exit 1 |
| 44 | } |
| 45 | |
| 46 | wget $url_rootfs -O "$src_rootfs" || { |
| 47 | echo "Unable to download $url_rootfs" |
| 48 | exit 1 |
| 49 | } |
| 50 | |
| 51 | echo "Erasing filesystem..." |
| 52 | mtd erase kernel 2>/dev/null >/dev/null |
| 53 | mtd erase rootfs 2>/dev/null >/dev/null |
| 54 | |
| 55 | echo "Mounting $mtd_rootfs as new root and $mtd_kernel as kernel partition" |
| 56 | |
| 57 | mkdir "$mnt_kernel" |
| 58 | mkdir "$mnt_rootfs" |
| 59 | mount -t yaffs2 "$mtd_kernel" "$mnt_kernel" |
| 60 | mount -t yaffs2 "$mtd_rootfs" "$mnt_rootfs" |
| 61 | |
| 62 | echo "Copying kernel..." |
| 63 | cp $src_kernel $mnt_kernel/kernel |
| 64 | chmod +x $mnt_kernel/kernel |
| 65 | |
| 66 | echo "Preparing filesystem..." |
| 67 | ( cd "$mnt_rootfs"; tar xvz -f "$src_rootfs" ) |
| 68 | |
| 69 | # make sure everything is written before we unmount the partitions |
| 70 | echo "chmod ugo+x /" > $mnt_rootfs/etc/uci-defaults/set_root_permission |
| 71 | sync |
| 72 | ls $mnt_kernel >/dev/null |
| 73 | ls $mnt_rootfs >/dev/null |
| 74 | |
| 75 | echo "Cleaning up..." |
| 76 | # unmount the partitions and remove the directories into which they were mounted |
| 77 | umount $mnt_kernel |
| 78 | umount $mnt_rootfs |
| 79 | rm -rf $wget2nand_dir |
| 80 | |
| 81 | # all done |
| 82 | echo "Image written, you can now reboot. Remember to change the boot source to Boot from Nand" |
| 83 | |
