target/linux/mpc85xx/base-files/lib/upgrade/platform.sh

   1 #
   2 # Copyright (C) 2011 OpenWrt.org
   3 #
   4
   5 . /lib/mpc85xx.sh
   6
   7 PART_NAME=firmware
   8 RAMFS_COPY_DATA=/lib/mpc85xx.sh
   9
  10 tplink_get_hwid() {
  11         local part
  12
  13         part=$(find_mtd_part u-boot)
  14         [ -z "$part" ] && return 1
  15
  16         dd if=$part bs=4 count=1 skip=81728 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
  17 }
  18
  19 tplink_get_image_hwid() {
  20         get_image "$@" | dd bs=4 count=1 skip=16 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
  21 }
  22
  23 tplink_get_image_boot_size() {
  24         get_image "$@" | dd bs=4 count=1 skip=37 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
  25 }
  26
  27 platform_check_image() {
  28         local board=$(mpc85xx_board_name)
  29         local magic="$(get_magic_long "$1")"
  30
  31         [ "$#" -gt 1 ] && return 1
  32
  33         case $board in
  34         tl-wdr4900-v1)
  35                 [ "$magic" != "01000000" ] && {
  36                         echo "Invalid image type."
  37                         return 1
  38                 }
  39
  40                 local hwid
  41                 local imageid
  42
  43                 hwid=$(tplink_get_hwid)
  44                 imageid=$(tplink_get_image_hwid "$1")
  45
  46                 [ "$hwid" != "$imageid" ] && {
  47                         echo "Invalid image, hardware ID mismatch, hw:$hwid image:$imageid."
  48                         return 1
  49                 }
  50
  51                 local boot_size
  52
  53                 boot_size=$(tplink_get_image_boot_size "$1")
  54                 [ "$boot_size" != "00000000" ] && {
  55                         echo "Invalid image, it contains a bootloader."
  56                         return 1
  57                 }
  58
  59                 return 0
  60                 ;;
  61         esac
  62
  63         echo "Sysupgrade is not yet supported on $board."
  64         return 1
  65 }
  66
  67 platform_do_upgrade() {
  68         local board=$(mpc85xx_board_name)
  69
  70         case "$board" in
  71         *)
  72                 default_do_upgrade "$ARGV"
  73                 ;;
  74         esac
  75 }
  76
  77 disable_watchdog() {
  78         killall watchdog
  79         ( ps | grep -v 'grep' | grep '/dev/watchdog' ) && {
  80                 echo 'Could not disable watchdog'
  81                 return 1
  82         }
  83 }
  84
  85 append sysupgrade_pre_upgrade disable_watchdog