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

   1 #
   2 # Copyright (C) 2011 OpenWrt.org
   3 #
   4
   5 PART_NAME=firmware
   6
   7 get_magic_long_at() {
   8         (get_image "$1" | dd bs=4 count=1 skip="$2" | hexdump -v -n 4 -e '1/1 "%02x"') 2>/dev/null
   9 }
  10
  11 tplink_get_hwid() {
  12         local part
  13
  14         part=$(find_mtd_part u-boot)
  15         [ -z "$part" ] && return 1
  16
  17         dd if=$part bs=4 count=1 skip=81728 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
  18 }
  19
  20 tplink_get_image_hwid() {
  21         get_image "$@" | dd bs=4 count=1 skip=16 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
  22 }
  23
  24 tplink_get_image_boot_size() {
  25         get_image "$@" | dd bs=4 count=1 skip=37 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
  26 }
  27
  28 platform_check_image() {
  29         local board=$(board_name)
  30         local magic="$(get_magic_long "$1")"
  31
  32         [ "$#" -gt 1 ] && return 1
  33
  34         case $board in
  35         aerohive,hiveap-330)
  36                 local init_magic=$(get_magic_long_at "$1" "65536")
  37                 local root_magic=$(get_magic_long_at "$1" "131072")
  38                 local kernel_magic=$(get_magic_long_at "$1" "10551296")
  39
  40                 [ "$magic" != "d00dfeed" ] && {
  41                         echo "Invalid dtb image type."
  42                         return 1
  43                 }
  44                 [ "$init_magic" != "27051956" ] && {
  45                         echo "Invalid initramfs image type."
  46                         return 1
  47                 }
  48                 [ "$root_magic" != "68737173" ] && {
  49                         echo "Invalid rootfs image type."
  50                         return 1
  51                 }
  52                 [ "$kernel_magic" != "27051956" ] && {
  53                         echo "Invalid kernel image type."
  54                         return 1
  55                 }
  56                 return 0
  57                 ;;
  58         tplink,tl-wdr4900-v1)
  59                 [ "$magic" != "01000000" ] && {
  60                         echo "Invalid image type."
  61                         return 1
  62                 }
  63
  64                 local hwid
  65                 local imageid
  66
  67                 hwid=$(tplink_get_hwid)
  68                 imageid=$(tplink_get_image_hwid "$1")
  69
  70                 [ "$hwid" != "$imageid" ] && {
  71                         echo "Invalid image, hardware ID mismatch, hw:$hwid image:$imageid."
  72                         return 1
  73                 }
  74
  75                 local boot_size
  76
  77                 boot_size=$(tplink_get_image_boot_size "$1")
  78                 [ "$boot_size" != "00000000" ] && {
  79                         echo "Invalid image, it contains a bootloader."
  80                         return 1
  81                 }
  82
  83                 return 0
  84                 ;;
  85         esac
  86
  87         echo "Sysupgrade is not yet supported on $board."
  88         return 1
  89 }
  90
  91 platform_do_upgrade() {
  92         local board=$(board_name)
  93
  94         case "$board" in
  95         *)
  96                 default_do_upgrade "$ARGV"
  97                 ;;
  98         esac
  99 }
 100
 101 disable_watchdog() {
 102         killall watchdog
 103         ( ps | grep -v 'grep' | grep '/dev/watchdog' ) && {
 104                 echo 'Could not disable watchdog'
 105                 return 1
 106         }
 107 }
 108
 109 append sysupgrade_pre_upgrade disable_watchdog