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86 lines
2.2 KiB
Bash
86 lines
2.2 KiB
Bash
#!/bin/sh
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# wget2nand
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# This script can be used to download a TGZ file from your build system which
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# contains the files to be installed on the NAND flash on your RB1xx card.
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# The one parameter is the URL of the TGZ file to be downloaded.
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# Licence GPL V2
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# Author david.goodenough@linkchoose.co.uk
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# Based on cf2nand from RB532 support
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. /lib/functions.sh
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wget2nand_dir=/tmp/wget2nand
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mnt_kernel=$wget2nand_dir/mnt_kernel
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mnt_rootfs=$wget2nand_dir/mnt_rootfs
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src_rootfs=$wget2nand_dir/rootfs.tgz
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src_kernel=$wget2nand_dir/kernel
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[ -d "$wget2nand_dir" ] && {
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echo "$wget2nand_dir already exists"
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exit 1
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}
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# need to find the wget server from the command line
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url=$1
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[ -z "$url" ] && {
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echo "No URL specified for image TGZ"
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echo "Usage : $0 URL"
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exit 1
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}
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url_kernel=$url/openwrt-ar71xx-mikrotik-vmlinux-lzma.elf
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url_rootfs=$url/openwrt-ar71xx-mikrotik-rootfs.tar.gz
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mtd_kernel="$(find_mtd_part 'kernel')"
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mtd_rootfs="$(find_mtd_part 'rootfs')"
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[ -z "$mtd_kernel" -o -z "$mtd_rootfs" ] && {
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echo "Cannot find NAND Flash partitions"
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exit 1
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}
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mkdir "$wget2nand_dir"
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wget $url_kernel -O "$src_kernel" || {
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echo "Unable to download $url_kernel"
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exit 1
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}
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wget $url_rootfs -O "$src_rootfs" || {
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echo "Unable to download $url_rootfs"
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exit 1
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}
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echo "Erasing filesystem..."
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mtd erase kernel 2>/dev/null >/dev/null
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mtd erase rootfs 2>/dev/null >/dev/null
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echo "Mounting $mtd_rootfs as new root and $mtd_kernel as kernel partition"
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mkdir "$mnt_kernel"
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mkdir "$mnt_rootfs"
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mount -t yaffs2 "$mtd_kernel" "$mnt_kernel"
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mount -t yaffs2 "$mtd_rootfs" "$mnt_rootfs"
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echo "Copying kernel..."
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cp $src_kernel $mnt_kernel/kernel || {
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echo "Error occured while copying the kernel"
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exit 1
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}
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chmod +x $mnt_kernel/kernel
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echo "Preparing filesystem..."
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( cd "$mnt_rootfs"; tar xvz -f "$src_rootfs" )
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# make sure everything is written before we unmount the partitions
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echo "chmod ugo+x /" > $mnt_rootfs/etc/uci-defaults/set_root_permission
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sync
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ls $mnt_kernel >/dev/null
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ls $mnt_rootfs >/dev/null
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echo "Cleaning up..."
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# unmount the partitions and remove the directories into which they were mounted
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umount $mnt_kernel
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umount $mnt_rootfs
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rm -rf $wget2nand_dir
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# all done
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echo "Image written, you can now reboot. Remember to change the boot source to Boot from Nand"
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