99 lines
2.4 KiB
Plaintext
99 lines
2.4 KiB
Plaintext
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#!/bin/sh
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################################## functions ##################################
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mkdir -p /proc /sys /dev /mnt /tmp /opt /root /run
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mount -t proc proc /proc
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mount -t sysfs sysfs /sys
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mount -t devtmpfs none /dev
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exec < /dev/console > /dev/console 2>&1
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for parm in $(cat /proc/cmdline); do
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case $parm in
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ramfs)
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RAMFS_MODE=1
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;;
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root=*)
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ROOT_DEVICE=`echo $parm | awk -F\= '{print $2}'`
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;;
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console=*)
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CONSOLE_DEVICE=`echo $parm | awk -F\= '{print $2}' | awk -F\, '{print $1}'`
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;;
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gpt=*)
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GPT_SUPPORT=`echo $parm | awk -F\= '{print $2}'`
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;;
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ota=*)
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OTA_SUPPORT=`echo $parm | awk -F\= '{print $2}'`
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;;
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esac
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done
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#mkfs_jffs2() <device in /dev/by-name>
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mkfs_jffs2() {
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# format to jffs2
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local erase_block=$(cat /proc/mtd | grep "$(basename $1)" | awk '{print $3}')
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mkdir -p /tmp/jffs2.dir/tmp
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mkfs.jffs2 -p -e 0x${erase_block} -d /tmp/jffs2.dir -o /tmp/jffs2.img
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dd if=/tmp/jffs2.img of=$1
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rm -rf /tmp/jffs2.img /tmp/jffs2.dir
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}
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set_parts_by_name() {
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# create by-name
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local parts part
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mkdir -p /dev/by-name
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parts=$(sed 's/ /\n/g' /proc/cmdline \
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| awk -F'=' '/^partitions/{print $2}')
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for part in $(echo ${parts} | sed 's/:/ /g')
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do
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[ ! -e /dev/${part#*@} ] && mdev -s
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ln -s "/dev/${part#*@}" "/dev/by-name/${part%@*}"
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done
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}
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mount_UDISK()
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{
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local root_dev="$(readlink /dev/by-name/rootfs)"
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mkdir -p /mnt/UDISK
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# fix UDISK
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if [ -h /dev/by-name/UDISK ]; then
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echo ${root_dev} | grep -q "mtdblock" \
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|| /usr/sbin/fsck.ext4 -y /dev/by-name/UDISK &>/dev/null
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fi
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# mount UDISK
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if [ -h /dev/by-name/UDISK -a -d /mnt/UDISK ]; then
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case "${root_dev}" in
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/dev/mtdblock*)
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mount -t jffs2 /dev/by-name/UDISK /mnt/UDISK 2>/dev/null
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if [ "$?" -ne "0" ]; then
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mkfs_jffs2 "/dev/by-name/UDISK"
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mount -t jffs2 /dev/by-name/UDISK /mnt/UDISK 2>/dev/null
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fi
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;;
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*)
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mount -t ext4 /dev/by-name/UDISK /mnt/UDISK 2>/dev/null
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if [ "$?" -ne "0" ]; then
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mkfs.ext4 /dev/by-name/UDISK >/dev/null
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mount -t ext4 /dev/by-name/UDISK /mnt/UDISK 2>/dev/null
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fi
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;;
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esac
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fi
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# enable hotplug
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echo /sbin/mdev > /proc/sys/kernel/hotplug
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}
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#----------------------------------------------------------------
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set_parts_by_name
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mount_UDISK
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/sbin/aw_ota_apply_img.sh
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exec /bin/sh
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