mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-22 15:02:32 +00:00
6b87e0706d
Remove reliance on /lib/upgrade/nand.sh as this is called by sysupgrade, based on felix's comments at https://lists.openwrt.org/pipermail/openwrt-devel/2015-December/037963.html Signed-off-by: Chris R Blake <chrisrblake93@gmail.com> SVN-Revision: 47889
137 lines
3.1 KiB
Bash
137 lines
3.1 KiB
Bash
#!/bin/sh
|
|
#
|
|
# Copyright (C) 2015 Chris Blake <chrisrblake93@gmail.com>
|
|
#
|
|
# Custom upgrade script for Meraki NAND devices (ex. MR18)
|
|
# Based on dir825.sh and stock nand functions
|
|
#
|
|
. /lib/ar71xx.sh
|
|
. /lib/functions.sh
|
|
|
|
get_magic_at() {
|
|
local mtddev=$1
|
|
local pos=$2
|
|
dd bs=1 count=2 skip=$pos if=$mtddev 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
|
|
}
|
|
|
|
mr18_is_caldata_valid() {
|
|
local mtddev=$1
|
|
local magic
|
|
|
|
magic=$(get_magic_at $mtddev 4096)
|
|
[ "$magic" != "0202" ] && return 0
|
|
|
|
magic=$(get_magic_at $mtddev 20480)
|
|
[ "$magic" != "0202" ] && return 0
|
|
|
|
magic=$(get_magic_at $mtddev 36864)
|
|
[ "$magic" != "0202" ] && return 0
|
|
|
|
return 1
|
|
}
|
|
|
|
merakinand_copy_caldata() {
|
|
local cal_src=$1
|
|
local cal_dst=$2
|
|
local ubidev=$( nand_find_ubi $CI_UBIPART )
|
|
local board_name="$(cat /tmp/sysinfo/board_name)"
|
|
local rootfs_size="$(ubinfo /dev/ubi0 -N rootfs_data | grep "Size" | awk '{ print $6 }')"
|
|
|
|
# Setup partitions using board name, in case of future platforms
|
|
case "$board_name" in
|
|
"mr18")
|
|
# Src is MTD
|
|
mtd_src=$(find_mtd_chardev $cal_src)
|
|
[ -n "$mtd_src" ] || {
|
|
echo "no mtd device found for partition $cal_src"
|
|
exit 1
|
|
}
|
|
|
|
# Dest is UBI
|
|
# TODO: possibly add create (hard to do when rootfs_data is expanded & mounted)
|
|
# Would need to be done from ramdisk
|
|
mtd_dst="$(nand_find_volume $ubidev $cal_dst)"
|
|
[ -n "$mtd_dst" ] || {
|
|
echo "no ubi device found for partition $cal_dst"
|
|
exit 1
|
|
}
|
|
|
|
mr18_is_caldata_valid "$mtd_src" && {
|
|
echo "no valid calibration data found in $cal_src"
|
|
exit 1
|
|
}
|
|
|
|
mr18_is_caldata_valid "/dev/$mtd_dst" && {
|
|
echo "Copying calibration data from $cal_src to $cal_dst..."
|
|
dd if="$mtd_src" of=/tmp/caldata.tmp 2>/dev/null
|
|
ubiupdatevol "/dev/$mtd_dst" /tmp/caldata.tmp
|
|
rm /tmp/caldata.tmp
|
|
sync
|
|
}
|
|
return 0
|
|
;;
|
|
*)
|
|
echo "Unsupported device $board_name";
|
|
return 1
|
|
;;
|
|
esac
|
|
}
|
|
|
|
merakinand_do_kernel_check() {
|
|
local board_name="$1"
|
|
local tar_file="$2"
|
|
local image_magic_word=`(tar xf $tar_file sysupgrade-$board_name/kernel -O 2>/dev/null | dd bs=1 count=4 skip=0 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"')`
|
|
|
|
# What is our kernel magic string?
|
|
case "$board_name" in
|
|
"mr18")
|
|
[ "$image_magic_word" == "8e73ed8a" ] && {
|
|
echo "pass" && return 0
|
|
}
|
|
;;
|
|
esac
|
|
|
|
exit 1
|
|
}
|
|
|
|
merakinand_do_platform_check() {
|
|
local board_name="$1"
|
|
local tar_file="$2"
|
|
local control_length=`(tar xf $tar_file sysupgrade-$board_name/CONTROL -O | wc -c) 2> /dev/null`
|
|
local file_type="$(identify_tar $2 sysupgrade-$board_name/root)"
|
|
local kernel_magic="$(merakinand_do_kernel_check $1 $2)"
|
|
|
|
case "$board_name" in
|
|
"mr18")
|
|
[ "$control_length" = 0 -o "$file_type" != "squashfs" -o "$kernel_magic" != "pass" ] && {
|
|
echo "Invalid sysupgrade file for $board_name"
|
|
return 1
|
|
}
|
|
;;
|
|
*)
|
|
echo "Unsupported device $board_name";
|
|
return 1
|
|
;;
|
|
esac
|
|
|
|
return 0
|
|
}
|
|
|
|
merakinand_do_upgrade() {
|
|
local tar_file="$1"
|
|
local board_name="$(cat /tmp/sysinfo/board_name)"
|
|
|
|
# Do we need to do any platform tweaks?
|
|
case "$board_name" in
|
|
"mr18")
|
|
# Check and create UBI caldata if it's invalid
|
|
merakinand_copy_caldata "odm-caldata" "caldata"
|
|
nand_do_upgrade $1
|
|
;;
|
|
*)
|
|
echo "Unsupported device $board_name";
|
|
exit 1
|
|
;;
|
|
esac
|
|
}
|