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ar71xx: improve wget2nand script

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@20094 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2010-03-09 18:05:42 +00:00
parent 9023573294
commit 3f2b898918
1 changed files with 41 additions and 28 deletions
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69
target/linux/ar71xx/base-files/sbin/wget2nand
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@ -8,13 +8,14 @@
# Based on cf2nand from RB532 support
. /etc/functions.sh
[ -d /tmp/wget2nand-rootfs ] && {
echo "/tmp/wget2nand-rootfs already exists"
exit 1
}
wget2nand_dir=/tmp/wget2nand
mnt_kernel=$wget2nand_dir/mnt_kernel
mnt_rootfs=$wget2nand_dir/mnt_rootfs
src_rootfs=$wget2nand_dir/rootfs.tgz
src_kernel=$wget2nand_dir/kernel
[ -d /tmp/wget2nand-kernel ] && {
echo "/tmp/wget2nand-kernel already exists"
[ -d "$wget2nand_dir" ] && {
echo "$wget2nand_dir already exists"
exit 1
}
@ -26,9 +27,8 @@ url=$1
exit 1
}
# first get an address for br-lan using udhcpc
killall udhcpc
/sbin/udhcpc -i br-lan
url_kernel=$url/openwrt-ar71xx-vmlinux.elf
url_rootfs=$url/openwrt-ar71xx-rootfs.tgz
mtd_kernel="$(find_mtd_part 'kernel')"
mtd_rootfs="$(find_mtd_part 'rootfs')"
@ -37,37 +37,50 @@ mtd_rootfs="$(find_mtd_part 'rootfs')"
exit 1
}
# first get an address for br-lan using udhcpc
killall udhcpc
/sbin/udhcpc -i br-lan
mkdir "$wget2nand_dir"
wget $url_kernel -O "$src_kernel" || {
echo "Unable to download $url_kernel"
exit 1
}
wget $url_rootfs -O "$src_rootfs" || {
echo "Unable to download $url_rootfs"
exit 1
}
echo "Erasing filesystem..."
mtd erase kernel 2>/dev/null >/dev/null
mtd erase rootfs 2>/dev/null >/dev/null
echo "Mounting $mtd_rootfs as new root and $mtd_kernel as kernel partition"
mkdir /tmp/wget2nand-rootfs
mkdir /tmp/wget2nand-kernel
mount -t yaffs2 "$mtd_rootfs" /tmp/wget2nand-rootfs
mount -t yaffs2 "$mtd_kernel" /tmp/wget2nand-kernel
mkdir "$mnt_kernel"
mkdir "$mnt_rootfs"
mount -t yaffs2 "$mtd_kernel" "$mnt_kernel"
mount -t yaffs2 "$mtd_rootfs" "$mnt_rootfs"
echo "Erasing existing files..."
rm -rf /tmp/wget2nand-rootfs/*
echo "Copying kernel..."
cp $src_kernel $mnt_kernel/kernel
chmod +x $mnt_kernel/kernel
echo "Copying filesystem..."
( wget -O - $url/openwrt-ar71xx-rootfs.tgz) | ( cd /tmp/wget2nand-rootfs/; tar xvz )
# RouterBOOT is looking for a kernel named "kernel"
wget -O /tmp/wget2nand-kernel/kernel $url/openwrt-ar71xx-vmlinux.elf
chmod +x /tmp/wget2nand-kernel/kernel
echo "Preparing filesystem..."
( cd "$mnt_rootfs"; tar xvz -f "$src_rootfs" )
# make sure everything is written before we unmount the partitions
echo "chmod ugo+x /" > /tmp/wget2nand-rootfs/etc/uci-defaults/set_root_permission
echo "chmod ugo+x /" > $mnt_rootfs/etc/uci-defaults/set_root_permission
sync
ls /tmp/wget2nand-kernel/
ls /tmp/wget2nand-rootfs/
ls $mnt_kernel >/dev/null
ls $mnt_rootfs >/dev/null
echo "Cleaning up..."
# unmount the partitions and remove the directories into which they were mounted
umount /tmp/wget2nand-kernel
umount /tmp/wget2nand-rootfs
rmdir /tmp/wget2nand-kernel
rmdir /tmp/wget2nand-rootfs
umount $mnt_kernel
umount $mnt_rootfs
rm -rf $wget2nand_dir
# all done
echo "Image written, you can now reboot. Remember to change the boot source to Boot from Nand"