2 # Copyright (C) 2014 OpenWrt.org
7 # 'kernel' partition on NAND contains the kernel
10 # 'ubi' partition on NAND contains UBI
14 local ubidevdir ubivoldir
15 ubidevdir
="/sys/devices/virtual/ubi/$1"
16 [ ! -d "$ubidevdir" ] && return 1
17 for ubivoldir
in $ubidevdir/${1}_
*; do
18 [ ! -d "$ubivoldir" ] && continue
19 if [ "$( cat $ubivoldir/name )" = "$2" ]; then
27 local ubidevdir ubidev mtdnum
28 mtdnum
="$( find_mtd_index $1 )"
29 [ ! "$mtdnum" ] && return 1
30 for ubidevdir
in /sys
/devices
/virtual
/ubi
/ubi
*; do
31 [ ! -d "$ubidevdir" ] && continue
32 cmtdnum
="$( cat $ubidevdir/mtd_num )"
33 [ ! "$mtdnum" ] && continue
34 if [ "$mtdnum" = "$cmtdnum" ]; then
35 ubidev
=$
( basename $ubidevdir )
42 nand_get_magic_long
() {
43 dd if="$1" skip
=$2 bs
=4 count
=1 2>/dev
/null |
hexdump -v -n 4 -e '1/1 "%02x"'
46 get_magic_long_tar
() {
47 ( tar xf
$1 $2 -O |
dd bs
=4 count
=1 |
hexdump -v -n 4 -e '1/1 "%02x"') 2> /dev
/null
76 identify_magic $
(nand_get_magic_long
"$1" "${2:-0}")
80 identify_magic $
(get_magic_long_tar
"$1" "$2")
83 nand_restore_config
() {
85 local ubidev
=$
( nand_find_ubi
$CI_UBIPART )
86 local ubivol
="$( nand_find_volume $ubidev rootfs_data )"
88 ubivol
="$( nand_find_volume $ubidev rootfs )"
90 if ! mount
-t ubifs
/dev
/$ubivol /tmp
/new_root
; then
91 echo "mounting ubifs $ubivol failed"
95 mv "$1" "/tmp/new_root/sysupgrade.tgz"
101 nand_upgrade_prepare_ubi
() {
102 local rootfs_length
="$1"
103 local rootfs_type
="$2"
104 local has_kernel
="${3:-0}"
105 local has_env
="${4:-0}"
107 local mtdnum
="$( find_mtd_index "$CI_UBIPART" )"
108 if [ ! "$mtdnum" ]; then
109 echo "cannot find ubi mtd partition $CI_UBIPART"
113 local ubidev
="$( nand_find_ubi "$CI_UBIPART" )"
114 if [ ! "$ubidev" ]; then
115 ubiattach
-m "$mtdnum"
117 ubidev
="$( nand_find_ubi "$CI_UBIPART" )"
120 if [ ! "$ubidev" ]; then
121 ubiformat
/dev
/mtd
$mtdnum -y
122 ubiattach
-m "$mtdnum"
124 ubidev
="$( nand_find_ubi "$CI_UBIPART" )"
125 [ -z "$has_env" ] ||
{
126 ubimkvol
/dev
/$ubidev -n 0 -N ubootenv
-s 1MiB
127 ubimkvol
/dev
/$ubidev -n 1 -N ubootenv2
-s 1MiB
131 local kern_ubivol
="$( nand_find_volume $ubidev kernel )"
132 local root_ubivol
="$( nand_find_volume $ubidev rootfs )"
133 local data_ubivol
="$( nand_find_volume $ubidev rootfs_data )"
135 # remove ubiblock device of rootfs
136 local root_ubiblk
="ubiblock${root_ubivol:3}"
137 if [ "$root_ubivol" -a -e "/dev/$root_ubiblk" ]; then
138 echo "removing $root_ubiblk"
139 if ! ubiblock
-r /dev
/$root_ubivol; then
140 echo "cannot remove $root_ubiblk"
146 [ "$kern_ubivol" ] && ubirmvol
/dev
/$ubidev -N kernel || true
147 [ "$root_ubivol" ] && ubirmvol
/dev
/$ubidev -N rootfs || true
148 [ "$data_ubivol" ] && ubirmvol
/dev
/$ubidev -N rootfs_data || true
151 if [ "$has_kernel" = "1" ]; then
152 if ! ubimkvol
/dev
/$ubidev -N kernel
-s $kernel_length; then
153 echo "cannot create kernel volume"
159 local root_size_param
160 if [ "$rootfs_type" = "ubifs" ]; then
163 root_size_param
="-s $rootfs_length"
165 if ! ubimkvol
/dev
/$ubidev -N rootfs
$root_size_param; then
166 echo "cannot create rootfs volume"
170 # create rootfs_data for non-ubifs rootfs
171 if [ "$rootfs_type" != "ubifs" ]; then
172 if ! ubimkvol
/dev
/$ubidev -N rootfs_data
-m; then
173 echo "cannot initialize rootfs_data volume"
181 nand_do_upgrade_success
() {
182 local conf_tar
="/tmp/sysupgrade.tgz"
185 [ -f "$conf_tar" ] && nand_restore_config
"$conf_tar"
186 echo "sysupgrade successful"
190 nand_upgrade_ubinized
() {
192 local mtdnum
="$(find_mtd_index "$CI_UBIPART")"
196 mtdnum
="$(find_mtd_index "$CI_UBIPART")"
199 if [ ! "$mtdnum" ]; then
200 echo "cannot find mtd device $CI_UBIPART"
204 local mtddev
="/dev/mtd${mtdnum}"
205 ubidetach
-p "${mtddev}" || true
207 ubiformat
"${mtddev}" -y -f "${ubi_file}"
208 ubiattach
-p "${mtddev}"
209 nand_do_upgrade_success
212 nand_upgrade_ubifs
() {
213 local rootfs_length
=`(cat $1 | wc -c) 2> /dev/null`
215 nand_upgrade_prepare_ubi
"$rootfs_length" "ubifs" "0" "0"
217 local ubidev
="$( nand_find_ubi "$CI_UBIPART" )"
218 local root_ubivol
="$(nand_find_volume $ubidev rootfs)"
219 ubiupdatevol
/dev
/$root_ubivol -s $rootfs_length $1
221 nand_do_upgrade_success
226 local board_name
="$(cat /tmp/sysinfo/board_name)"
227 local kernel_mtd
="$(find_mtd_index $CI_KERNPART)"
229 local kernel_length
=`(tar xf $tar_file sysupgrade-$board_name/kernel -O | wc -c) 2> /dev/null`
230 local rootfs_length
=`(tar xf $tar_file sysupgrade-$board_name/root -O | wc -c) 2> /dev/null`
232 local rootfs_type
="$(identify_tar "$tar_file" sysupgrade-$board_name/root)"
237 [ "kernel_length" = 0 -o -z "$kernel_mtd" ] ||
{
238 tar xf
$tar_file sysupgrade-
$board_name/kernel
-O | mtd
write - $CI_KERNPART
240 [ "kernel_length" = 0 -o ! -z "$kernel_mtd" ] && has_kernel
=0
242 nand_upgrade_prepare_ubi
"$rootfs_length" "$rootfs_type" "$has_kernel" "$has_env"
244 local ubidev
="$( nand_find_ubi "$CI_UBIPART" )"
245 [ "$has_kernel" = "1" ] && {
246 local kern_ubivol
="$(nand_find_volume $ubidev kernel)"
247 tar xf
$tar_file sysupgrade-
$board_name/kernel
-O | \
248 ubiupdatevol
/dev
/$kern_ubivol -s $kernel_length -
251 local root_ubivol
="$(nand_find_volume $ubidev rootfs)"
252 tar xf
$tar_file sysupgrade-
$board_name/root
-O | \
253 ubiupdatevol
/dev
/$root_ubivol -s $rootfs_length -
255 nand_do_upgrade_success
258 nand_do_upgrade_stage2
() {
259 local file_type
=$
(identify
$1)
261 [ ! "$(find_mtd_index "$CI_UBIPART")" ] && CI_UBIPART
="rootfs"
263 [ "$file_type" == "ubi" ] && nand_upgrade_ubinized
$1
264 [ "$file_type" == "ubifs" ] && nand_upgrade_ubifs
$1
268 nand_upgrade_stage2
() {
271 touch /tmp
/sysupgrade
283 if [ -n "$(rootfs_type)" ]; then
284 v
"Switching to ramdisk..."
285 run_ramfs
". /lib/functions.sh; include /lib/upgrade; nand_do_upgrade_stage2 $2"
287 nand_do_upgrade_stage2
$2
291 echo "Nand upgrade failed"
296 nand_upgrade_stage1
() {
297 [ -f /tmp
/sysupgrade-nand-path
] && {
298 path
="$(cat /tmp/sysupgrade-nand-path)"
299 [ "$SAVE_CONFIG" != 1 -a -f "$CONF_TAR" ] &&
302 ubus call system nandupgrade
"{\"path\": \"$path\" }"
306 append sysupgrade_pre_upgrade nand_upgrade_stage1
308 nand_do_platform_check
() {
309 local board_name
="$1"
311 local control_length
=`(tar xf $tar_file sysupgrade-$board_name/CONTROL -O | wc -c) 2> /dev/null`
312 local file_type
="$(identify $2)"
314 [ "$control_length" = 0 -a "$file_type" != "ubi" -a "$file_type" != "ubifs" ] && {
315 echo "Invalid sysupgrade file."
319 echo -n $2 > /tmp
/sysupgrade-nand-path
320 cp /sbin
/upgraded
/tmp
/