2 # Copyright (C) 2014 OpenWrt.org
7 # 'data' partition on NAND contains UBI
11 local ubidevdir ubivoldir
12 ubidevdir
="/sys/devices/virtual/ubi/$1"
13 [ ! -d "$ubidevdir" ] && return 1
14 for ubivoldir
in $ubidevdir/${1}_
*; do
15 [ ! -d "$ubivoldir" ] && continue
16 if [ "$( cat $ubivoldir/name )" = "$2" ]; then
24 local ubidevdir ubidev mtdnum
25 mtdnum
="$( find_mtd_index $1 )"
26 [ ! "$mtdnum" ] && return 1
27 for ubidevdir
in /sys
/devices
/virtual
/ubi
/ubi
*; do
28 [ ! -d "$ubidevdir" ] && continue
29 cmtdnum
="$( cat $ubidevdir/mtd_num )"
30 [ ! "$mtdnum" ] && continue
31 if [ "$mtdnum" = "$cmtdnum" ]; then
32 ubidev
=$
( basename $ubidevdir )
40 dd if="$1" skip
=$2 bs
=4 count
=1 2>/dev
/null |
hexdump -v -n 4 -e '1/1 "%02x"'
43 get_magic_long_tar
() {
44 ( tar xf
$1 $2 -O |
dd bs
=4 count
=1 |
hexdump -v -n 4 -e '1/1 "%02x"') 2> /dev
/null
73 identify_magic $
(get_magic_long
"$1" "${2:-0}")
77 identify_magic $
(get_magic_long_tar
"$1" "$2")
80 nand_restore_config
() {
82 local ubidev
=$
( nand_find_ubi
$CI_UBIPART )
83 local ubivol
="$( nand_find_volume $ubidev rootfs_data )"
85 ubivol
="$( nand_find_volume $ubidev rootfs )"
87 if ! mount
-t ubifs
/dev
/$ubivol /tmp
/new_root
; then
88 echo "mounting ubifs $ubivol failed"
92 mv "$1" "/tmp/new_root/sysupgrade.tgz"
98 nand_upgrade_prepare_ubi
() {
99 local rootfs_length
="$1"
100 local rootfs_type
="$1"
101 local has_kernel
="${2:-0}"
102 local has_env
="${3:-0}"
104 local mtdnum
="$( find_mtd_index "$CI_UBIPART" )"
105 if [ ! "$mtdnum" ]; then
106 echo "cannot find ubi mtd partition $CI_UBIPART"
110 local ubidev
="$( nand_find_ubi "$CI_UBIPART" )"
111 if [ ! "$ubidev" ]; then
112 ubiattach
-m "$mtdnum"
114 ubidev
="$( nand_find_ubi "$CI_UBIPART" )"
117 if [ ! "$ubidev" ]; then
118 ubiformat
/dev
/mtd
$mtdnum -y
119 ubiattach
-m "$mtdnum"
121 ubidev
="$( nand_find_ubi "$CI_UBIPART" )"
122 [ -z "$has_env" ] ||
{
123 ubimkvol
/dev
/$ubidev -n 0 -N ubootenv
-s 1MiB
124 ubimkvol
/dev
/$ubidev -n 1 -N ubootenv2
-s 1MiB
128 local kern_ubivol
="$( nand_find_volume $ubidev kernel )"
129 local root_ubivol
="$( nand_find_volume $ubidev rootfs )"
130 local data_ubivol
="$( nand_find_volume $ubidev rootfs_data )"
132 # remove ubiblock device of rootfs
133 local root_ubiblk
="ubiblock${root_ubivol:3}"
134 if [ "$root_ubivol" -a -e "/dev/$root_ubiblk" ]; then
135 echo "removing $root_ubiblk"
136 if ! ubiblock
-r /dev
/$root_ubivol; then
137 echo "cannot remove $root_ubiblk"
143 [ "$kern_ubivol" ] && ubirmvol
/dev
/$ubidev -N kernel || true
144 [ "$root_ubivol" ] && ubirmvol
/dev
/$ubidev -N rootfs || true
145 [ "$data_ubivol" ] && ubirmvol
/dev
/$ubidev -N rootfs_data || true
148 if [ "$has_kernel" = "1" ]; then
149 if ! ubimkvol
/dev
/$ubidev -N kernel
-s $kernel_length; then
150 echo "cannot create kernel volume"
156 local root_size_param
157 if [ "$rootfs_type" = "ubifs" ]; then
160 root_size_param
="-s $rootfs_length"
162 if ! ubimkvol
/dev
/$ubidev -N rootfs
$root_size_param; then
163 echo "cannot create rootfs volume"
167 # create rootfs_data for non-ubifs rootfs
168 if [ "$rootfs_type" != "ubifs" ]; then
169 if ! ubimkvol
/dev
/$ubidev -N rootfs_data
-m; then
170 echo "cannot initialize rootfs_data volume"
178 nand_do_upgrade_success
() {
179 local conf_tar
="/tmp/sysupgrade.tgz"
182 [ -f "$conf_tar" ] && nand_restore_config
"$conf_tar"
183 echo "sysupgrade successfull"
187 nand_upgrade_ubinized
() {
189 local mtdnum
="$(find_mtd_index "$CI_UBIPART")"
191 if [ ! "$mtdnum" ]; then
192 echo "cannot find mtd device $CI_UBIPART"
196 local mtddev
="/dev/mtd${mtdnum}"
197 ubidetach
-p "${mtddev}" || true
199 ubiformat
"${mtddev}" -y -f "${ubi_file}"
200 ubiattach
-p "${mtddev}"
201 nand_do_upgrade_success
204 nand_do_upgrade_stage2
() {
205 [ "$(identify $1)" == "ubi" ] && nand_upgrade_ubinized
$1
208 local board_name
="$(cat /tmp/sysinfo/board_name)"
209 local kernel_mtd
="$(find_mtd_index kernel)"
211 local kernel_length
=`(tar xf $tar_file sysupgrade-$board_name/kernel -O | wc -c) 2> /dev/null`
212 local rootfs_length
=`(tar xf $tar_file sysupgrade-$board_name/root -O | wc -c) 2> /dev/null`
214 local rootfs_type
="$(identify_tar "$tar_file" root)"
219 [ "kernel_length" = 0 -o -z "$kernel_mtd" ] ||
{
220 tar xf
$tar_file sysupgrade-
$board_name/kernel
-O | mtd
write - kernel
222 [ "kernel_length" = 0 -o ! -z "$kernel_mtd" ] && has_kernel
=0
224 nand_upgrade_prepare_ubi
"$rootfs_length" "$rootfs_type" "$has_kernel" "$has_env"
226 local ubidev
="$( nand_find_ubi "$CI_UBIPART" )"
227 [ "$has_kernel" = "1" ] && {
228 local kern_ubivol
="$(nand_find_volume $ubidev kernel)"
229 tar xf
$tar_file sysupgrade-
$board_name/kernel
-O | \
230 ubiupdatevol
/dev
/$kern_ubivol -s $kern_length -
233 local root_ubivol
="$(nand_find_volume $ubidev rootfs)"
234 tar xf
$tar_file sysupgrade-
$board_name/root
-O | \
235 ubiupdatevol
/dev
/$root_ubivol -s $rootfs_length -
237 nand_do_upgrade_success
240 nand_upgrade_stage2
() {
243 touch /tmp
/sysupgrade
255 if [ -n "$(rootfs_type)" ]; then
256 v
"Switching to ramdisk..."
257 run_ramfs
". /lib/functions.sh; include /lib/upgrade; nand_do_upgrade_stage2 $2"
259 nand_do_upgrade_stage2
$2
263 echo "Nand upgrade failed"
268 nand_upgrade_stage1
() {
269 [ -f /tmp
/sysupgrade-nand-path
] && {
270 path
="$(cat /tmp/sysupgrade-nand-path)"
271 [ "$SAVE_CONFIG" != 1 -a -f "$CONF_TAR" ] &&
274 ubus call system nandupgrade
"{\"path\": \"$path\" }"
278 append sysupgrade_pre_upgrade nand_upgrade_stage1
280 nand_do_platform_check
() {
281 local board_name
="$1"
283 local control_length
=`(tar xf $tar_file sysupgrade-$board_name/CONTROL -O | wc -c) 2> /dev/null`
285 [ "$control_length" = 0 -a "$(identify $2)" != "ubi" ] && {
286 echo "Invalid sysupgrade file."
290 echo -n $2 > /tmp
/sysupgrade-nand-path
291 cp /sbin
/upgraded
/tmp
/