. /lib/functions.sh
+# 'kernel' partition on NAND contains the kernel
+CI_KERNPART="${CI_KERNPART:-kernel}"
+
# 'ubi' partition on NAND contains UBI
-CI_UBIPART="ubi"
+CI_UBIPART="${CI_UBIPART:-ubi}"
+
+ubi_mknod() {
+ local dir="$1"
+ local dev="/dev/$(basename $dir)"
+
+ [ -e "$dev" ] && return 0
+
+ local devid="$(cat $dir/dev)"
+ local major="${devid%%:*}"
+ local minor="${devid##*:}"
+ mknod "$dev" c $major $minor
+}
nand_find_volume() {
local ubidevdir ubivoldir
[ ! -d "$ubivoldir" ] && continue
if [ "$( cat $ubivoldir/name )" = "$2" ]; then
basename $ubivoldir
+ ubi_mknod "$ubivoldir"
return 0
fi
done
[ ! "$mtdnum" ] && continue
if [ "$mtdnum" = "$cmtdnum" ]; then
ubidev=$( basename $ubidevdir )
+ ubi_mknod "$ubidevdir"
echo $ubidev
return 0
fi
done
}
-get_magic_long() {
+nand_get_magic_long() {
dd if="$1" skip=$2 bs=4 count=1 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
}
identify() {
- identify_magic $(get_magic_long "$1" "${2:-0}")
+ identify_magic $(nand_get_magic_long "$1" "${2:-0}")
}
identify_tar() {
ubiattach -m "$mtdnum"
sync
ubidev="$( nand_find_ubi "$CI_UBIPART" )"
- [ -z "$has_env" ] || {
+ [ "$has_env" -gt 0 ] && {
ubimkvol /dev/$ubidev -n 0 -N ubootenv -s 1MiB
ubimkvol /dev/$ubidev -n 1 -N ubootenv2 -s 1MiB
}
nand_do_upgrade_success() {
local conf_tar="/tmp/sysupgrade.tgz"
-
+
sync
[ -f "$conf_tar" ] && nand_restore_config "$conf_tar"
- echo "sysupgrade successfull"
+ echo "sysupgrade successful"
+ umount -a
reboot -f
}
+# Flash the UBI image to MTD partition
nand_upgrade_ubinized() {
local ubi_file="$1"
local mtdnum="$(find_mtd_index "$CI_UBIPART")"
if [ ! "$mtdnum" ]; then
echo "cannot find mtd device $CI_UBIPART"
+ umount -a
reboot -f
fi
nand_do_upgrade_success
}
+# Write the UBIFS image to UBI volume
nand_upgrade_ubifs() {
local rootfs_length=`(cat $1 | wc -c) 2> /dev/null`
nand_upgrade_prepare_ubi "$rootfs_length" "ubifs" "0" "0"
-
+
local ubidev="$( nand_find_ubi "$CI_UBIPART" )"
local root_ubivol="$(nand_find_volume $ubidev rootfs)"
ubiupdatevol /dev/$root_ubivol -s $rootfs_length $1
nand_do_upgrade_success
}
+nand_board_name() {
+ if type 'platform_nand_board_name' >/dev/null 2>/dev/null; then
+ platform_nand_board_name
+ return
+ fi
+
+ cat /tmp/sysinfo/board_name
+}
+
nand_upgrade_tar() {
local tar_file="$1"
- local board_name="$(cat /tmp/sysinfo/board_name)"
- local kernel_mtd="$(find_mtd_index kernel)"
+ local board_name="$(nand_board_name)"
+ local kernel_mtd="$(find_mtd_index $CI_KERNPART)"
local kernel_length=`(tar xf $tar_file sysupgrade-$board_name/kernel -O | wc -c) 2> /dev/null`
local rootfs_length=`(tar xf $tar_file sysupgrade-$board_name/root -O | wc -c) 2> /dev/null`
- local rootfs_type="$(identify_tar "$tar_file" root)"
+ local rootfs_type="$(identify_tar "$tar_file" sysupgrade-$board_name/root)"
local has_kernel=1
local has_env=0
- [ "kernel_length" = 0 -o -z "$kernel_mtd" ] || {
- tar xf $tar_file sysupgrade-$board_name/kernel -O | mtd write - kernel
+ [ "$kernel_length" != 0 -a -n "$kernel_mtd" ] && {
+ tar xf $tar_file sysupgrade-$board_name/kernel -O | mtd write - $CI_KERNPART
}
- [ "kernel_length" = 0 -o ! -z "$kernel_mtd" ] && has_kernel=0
+ [ "$kernel_length" = 0 -o ! -z "$kernel_mtd" ] && has_kernel=0
nand_upgrade_prepare_ubi "$rootfs_length" "$rootfs_type" "$has_kernel" "$has_env"
nand_do_upgrade_success
}
+# Recognize type of passed file and start the upgrade process
nand_do_upgrade_stage2() {
local file_type=$(identify $1)
+ if type 'platform_nand_pre_upgrade' >/dev/null 2>/dev/null; then
+ platform_nand_pre_upgrade "$1"
+ fi
+
[ ! "$(find_mtd_index "$CI_UBIPART")" ] && CI_UBIPART="rootfs"
- [ "$file_type" == "ubi" ] && nand_upgrade_ubinized $1
- [ "$file_type" == "ubifs" ] && nand_upgrade_ubifs $1
- nand_upgrade_tar $1
+ case "$file_type" in
+ "ubi") nand_upgrade_ubinized $1;;
+ "ubifs") nand_upgrade_ubifs $1;;
+ *) nand_upgrade_tar $1;;
+ esac
}
nand_upgrade_stage2() {
[ "$SAVE_CONFIG" != 1 -a -f "$CONF_TAR" ] &&
rm $CONF_TAR
- ubus call system nandupgrade "{\"path\": \"$path\" }"
+ ubus call system nandupgrade "{\"prefix\": \"$RAM_ROOT\", \"path\": \"$path\" }"
exit 0
}
}
-append sysupgrade_pre_upgrade nand_upgrade_stage1
+# Check if passed file is a valid one for NAND sysupgrade. Currently it accepts
+# 3 types of files:
+# 1) UBI - should contain an ubinized image, header is checked for the proper
+# MAGIC
+# 2) UBIFS - should contain UBIFS partition that will replace "rootfs" volume,
+# header is checked for the proper MAGIC
+# 3) TAR - archive has to include "sysupgrade-BOARD" directory with a non-empty
+# "CONTROL" file (at this point its content isn't verified)
+#
+# You usually want to call this function in platform_check_image.
+#
+# $(1): board name, used in case of passing TAR file
+# $(2): file to be checked
nand_do_platform_check() {
local board_name="$1"
local tar_file="$2"
return 1
}
- echo -n $2 > /tmp/sysupgrade-nand-path
- cp /sbin/upgraded /tmp/
-
return 0
}
+
+# Start NAND upgrade process
+#
+# $(1): file to be used for upgrade
+nand_do_upgrade() {
+ echo -n $1 > /tmp/sysupgrade-nand-path
+ install_bin /sbin/upgraded
+ ln -s "$RAM_ROOT"/sbin/upgraded /tmp/upgraded
+ nand_upgrade_stage1
+}
projects / openwrt / openwrt.git / blobdiff