diff options
Diffstat (limited to 'target/linux/ar71xx/base-files/lib/upgrade/dir825.sh')
| -rw-r--r-- | target/linux/ar71xx/base-files/lib/upgrade/dir825.sh | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/target/linux/ar71xx/base-files/lib/upgrade/dir825.sh b/target/linux/ar71xx/base-files/lib/upgrade/dir825.sh deleted file mode 100644 index 7ad3dd8..0000000 --- a/target/linux/ar71xx/base-files/lib/upgrade/dir825.sh +++ /dev/null @@ -1,165 +0,0 @@ -#!/bin/sh -# -# Copyright (C) 2012 OpenWrt.org -# - -. /lib/functions.sh -. /lib/ar71xx.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"' -} - -dir825b_is_caldata_valid() { - local mtddev=$1 - local magic - - magic=$(get_magic_at $mtddev 4096) - [ "$magic" != "a55a" ] && return 0 - - magic=$(get_magic_at $mtddev 20480) - [ "$magic" != "a55a" ] && return 0 - - return 1 -} - -dir825b_copy_caldata() { - local cal_src=$1 - local cal_dst=$2 - local mtd_src - local mtd_dst - local md5_src - local md5_dst - - mtd_src=$(find_mtd_part $cal_src) - [ -z "$mtd_src" ] && { - echo "no $cal_src partition found" - return 1 - } - - mtd_dst=$(find_mtd_part $cal_dst) - [ -z "$mtd_dst" ] && { - echo "no $cal_dst partition found" - return 1 - } - - dir825b_is_caldata_valid "$mtd_src" && { - echo "no valid calibration data found in $cal_src" - return 1 - } - - dir825b_is_caldata_valid "$mtd_dst" && { - echo "Copying calibration data from $cal_src to $cal_dst..." - dd if="$mtd_src" 2>/dev/null | mtd -q -q write - "$cal_dst" - } - - md5_src=$(md5sum "$mtd_src") && md5_src="${md5_src%% *}" - md5_dst=$(md5sum "$mtd_dst") && md5_dst="${md5_dst%% *}" - - [ "$md5_src" != "$md5_dst" ] && { - echo "calibration data mismatch $cal_src:$md5_src $cal_dst:$md5_dst" - return 1 - } - - return 0 -} - -dir825b_do_upgrade_combined() { - local fw_part=$1 - local fw_file=$2 - local fw_mtd=$(find_mtd_part $fw_part) - local fw_length=0x$(dd if="$fw_file" bs=2 skip=1 count=4 2>/dev/null) - local fw_blocks=$(($fw_length / 65536)) - - if [ -n "$fw_mtd" ] && [ ${fw_blocks:-0} -gt 0 ]; then - local append="" - [ -f "$CONF_TAR" -a "$SAVE_CONFIG" -eq 1 ] && append="-j $CONF_TAR" - - sync - dd if="$fw_file" bs=64k skip=1 count=$fw_blocks 2>/dev/null | \ - mtd $append write - "$fw_part" - fi -} - -dir825b_check_image() { - local magic="$(get_magic_long "$1")" - local fw_mtd=$(find_mtd_part "firmware_orig") - - case "$magic" in - "27051956") - ;; - "43493030") - local md5_img=$(dd if="$1" bs=2 skip=9 count=16 2>/dev/null) - local md5_chk=$(dd if="$1" bs=64k skip=1 2>/dev/null | md5sum -); md5_chk="${md5_chk%% *}" - local fw_len=$(dd if="$1" bs=2 skip=1 count=4 2>/dev/null) - local fw_part_len=$(mtd_get_part_size "firmware") - - if [ -z "$fw_mtd" ]; then - ask_bool 0 "Do you have a backup of the caldata partition?" || { - echo "Warning, please make sure that you have a backup of the caldata partition." - echo "Once you have that, use 'sysupgrade -i' for upgrading to the 'fat' firmware." - return 1 - } - fi - - if [ -z "$md5_img" -o -z "$md5_chk" ]; then - echo "Unable to get image checksums. Maybe you are using a streamed image?" - return 1 - fi - - if [ "$md5_img" != "$md5_chk" ]; then - echo "Invalid image. Contents do not match checksum (image:$md5_img calculated:$md5_chk)" - return 1 - fi - - fw_len=$((0x$fw_len)) - fw_part_len=${fw_part_len:-0} - - if [ $fw_part_len -lt $fw_len ]; then - echo "The upgrade image is too big (size:$fw_len available:$fw_part_len)" - return 1 - fi - ;; - *) - echo "Unsupported image format." - return 1 - ;; - esac - - return 0 -} - -platform_do_upgrade_dir825b() { - local magic="$(get_magic_long "$1")" - local fw_mtd=$(find_mtd_part "firmware_orig") - - case "$magic" in - "27051956") - if [ -n "$fw_mtd" ]; then - # restore calibration data before downgrading to - # the normal image - dir825b_copy_caldata "caldata" "caldata_orig" || { - echo "unable to restore calibration data" - exit 1 - } - PART_NAME="firmware_orig" - else - PART_NAME="firmware" - fi - default_do_upgrade "$ARGV" - ;; - "43493030") - if [ -z "$fw_mtd" ]; then - # backup calibration data before upgrading to the - # fat image - dir825b_copy_caldata "caldata" "caldata_copy" || { - echo "unable to backup calibration data" - exit 1 - } - fi - dir825b_do_upgrade_combined "firmware" "$ARGV" - ;; - esac -} |