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79 lines
2.3 KiB
Bash
Executable File
79 lines
2.3 KiB
Bash
Executable File
#!/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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[ -d /tmp/wget2nand-rootfs ] && {
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echo "/tmp/wget2nand-rootfs already exists"
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exit 1
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}
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[ -d /tmp/wget2nand-kernel ] && {
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echo "/tmp/wget2nand-kernel 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 : $0 URL"
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exit 1
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}
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# first get an address for br-lan using udhcpc
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killall udhcpc
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/sbin/udhcpc -i br-lan
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mtd_kernel="$(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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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 $mtd_kernel as kernel partition"
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mkdir /tmp/wget2nand-rootfs
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mkdir /tmp/wget2nand-kernel
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mount -t yaffs2 "$mtd_rootfs" /tmp/wget2nand-rootfs
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mount -t yaffs2 "$mtd_kernel" /tmp/wget2nand-kernel
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echo "Erasing existing files..."
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rm -rf /tmp/wget2nand-rootfs/*
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echo "Copying filesystem..."
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( wget -O - $url/openwrt-adm5120-rb1xx-rootfs.tar.gz) | ( cd /tmp/wget2nand-rootfs/; tar xvz )
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# RouterBOOT is looking for a kernel named "kernel"
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wget -O /tmp/wget2nand-kernel/kernel $url/openwrt-adm5120-rb1xx-vmlinux.elf
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chmod +x /tmp/wget2nand-kernel/kernel
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# make sure everything is written before we unmount the partitions
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echo "chmod ugo+x /" > /tmp/wget2nand-rootfs/etc/uci-defaults/set_root_permission
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sync
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ls /tmp/wget2nand-kernel/
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ls /tmp/wget2nand-rootfs/
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# use kexec if present
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[ -x /usr/sbin/kexec ] && {
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kexec -l /tmp/wget2nand-kernel/kernel --command-line="$(cat /proc/cmdline) rootfstype=yaffs2 root=$mtd_kernel"
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kexec -e
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}
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# unmount the partitions and remove the directories into which they were mounted
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umount /tmp/wget2nand-kernel
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umount /tmp/wget2nand-rootfs
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rmdir /tmp/wget2nand-kernel
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rmdir /tmp/wget2nand-rootfs
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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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