target/linux/ar71xx/base-files/lib/upgrade/platform.sh

   1 #
   2 # Copyright (C) 2011 OpenWrt.org
   3 #
   4
   5 . /lib/ar71xx.sh
   6
   7 PART_NAME=firmware
   8 RAMFS_COPY_DATA=/lib/ar71xx.sh
   9
  10 CI_BLKSZ=65536
  11 CI_LDADR=0x80060000
  12
  13 platform_find_partitions() {
  14         local first dev size erasesize name
  15         while read dev size erasesize name; do
  16                 name=${name#'"'}; name=${name%'"'}
  17                 case "$name" in
  18                         vmlinux.bin.l7|vmlinux|kernel|linux|rootfs|filesystem)
  19                                 if [ -z "$first" ]; then
  20                                         first="$name"
  21                                 else
  22                                         echo "$erasesize:$first:$name"
  23                                         break
  24                                 fi
  25                         ;;
  26                 esac
  27         done < /proc/mtd
  28 }
  29
  30 platform_find_kernelpart() {
  31         local part
  32         for part in "${1%:*}" "${1#*:}"; do
  33                 case "$part" in
  34                         vmlinux.bin.l7|vmlinux|kernel|linux)
  35                                 echo "$part"
  36                                 break
  37                         ;;
  38                 esac
  39         done
  40 }
  41
  42 platform_do_upgrade_combined() {
  43         local partitions=$(platform_find_partitions)
  44         local kernelpart=$(platform_find_kernelpart "${partitions#*:}")
  45         local erase_size=$((0x${partitions%%:*})); partitions="${partitions#*:}"
  46         local kern_length=0x$(dd if="$1" bs=2 skip=1 count=4 2>/dev/null)
  47         local kern_blocks=$(($kern_length / $CI_BLKSZ))
  48         local root_blocks=$((0x$(dd if="$1" bs=2 skip=5 count=4 2>/dev/null) / $CI_BLKSZ))
  49
  50         if [ -n "$partitions" ] && [ -n "$kernelpart" ] && \
  51            [ ${kern_blocks:-0} -gt 0 ] && \
  52            [ ${root_blocks:-0} -gt ${kern_blocks:-0} ] && \
  53            [ ${erase_size:-0} -gt 0 ];
  54         then
  55                 local append=""
  56                 [ -f "$CONF_TAR" -a "$SAVE_CONFIG" -eq 1 ] && append="-j $CONF_TAR"
  57
  58                 ( dd if="$1" bs=$CI_BLKSZ skip=1 count=$kern_blocks 2>/dev/null; \
  59                   dd if="$1" bs=$CI_BLKSZ skip=$((1+$kern_blocks)) count=$root_blocks 2>/dev/null ) | \
  60                         mtd -r $append -F$kernelpart:$kern_length:$CI_LDADR,rootfs write - $partitions
  61         fi
  62 }
  63
  64 tplink_get_image_hwid() {
  65         get_image "$@" | dd bs=4 count=1 skip=16 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
  66 }
  67
  68 platform_check_image() {
  69         local board=$(ar71xx_board_name)
  70         local magic="$(get_magic_word "$1")"
  71         local magic_long="$(get_magic_long "$1")"
  72
  73         [ "$ARGC" -gt 1 ] && return 1
  74
  75         case "$board" in
  76         all0258n )
  77                 platform_check_image_all0258n "$1" && return 0
  78                 return 1
  79                 ;;
  80         alfa-ap96 | \
  81         alfa-nx | \
  82         ap113 | \
  83         ap121 | \
  84         ap121-mini | \
  85         ap136 | \
  86         ap96 | \
  87         db120 | \
  88         hornet-ub | \
  89         zcn-1523h-2 | \
  90         zcn-1523h-5)
  91                 [ "$magic_long" != "68737173" -a "$magic_long" != "19852003" ] && {
  92                         echo "Invalid image type."
  93                         return 1
  94                 }
  95                 return 0
  96                 ;;
  97         ew-dorin | \
  98         ap81 | \
  99         ap83 | \
 100         dir-600-a1 | \
 101         dir-615-c1 | \
 102         dir-615-e4 | \
 103         dir-825-b1 | \
 104         mzk-w04nu | \
 105         mzk-w300nh | \
 106         tew-632brp | \
 107         tew-673gru | \
 108         wrt400n | \
 109         airrouter | \
 110         bullet-m | \
 111         nanostation-m | \
 112         rocket-m | \
 113         rw2458n | \
 114         wzr-hp-g300nh2 | \
 115         wzr-hp-g300nh | \
 116         wzr-hp-g450h | \
 117         wzr-hp-ag300h | \
 118         whr-g301n | \
 119         whr-hp-g300n | \
 120         whr-hp-gn | \
 121         nbg460n_550n_550nh | \
 122         unifi )
 123                 [ "$magic" != "2705" ] && {
 124                         echo "Invalid image type."
 125                         return 1
 126                 }
 127                 return 0
 128                 ;;
 129         om2p | \
 130         om2p-lc)
 131                 platform_check_image_om2p "$magic_long" "$1" && return 0
 132                 return 1
 133                 ;;
 134         tl-mr11u | \
 135         tl-mr3020 | \
 136         tl-mr3220 | \
 137         tl-mr3420 | \
 138         tl-wa901nd | \
 139         tl-wa901nd-v2 | \
 140         tl-wdr4300 | \
 141         tl-wr703n | \
 142         tl-wr741nd | \
 143         tl-wr741nd-v4 | \
 144         tl-wr841n-v1 | \
 145         tl-wr841n-v7 | \
 146         tl-wr941nd | \
 147         tl-wr1041n-v2 | \
 148         tl-wr1043nd | \
 149         tl-wr2543n)
 150                 [ "$magic" != "0100" ] && {
 151                         echo "Invalid image type."
 152                         return 1
 153                 }
 154
 155                 local hwid
 156                 local imageid
 157
 158                 hwid=$(tplink_get_hwid)
 159                 imageid=$(tplink_get_image_hwid "$1")
 160
 161                 [ "$hwid" != "$imageid" ] && {
 162                         echo "Invalid image, hardware ID mismatch, hw:$hwid image:$imageid."
 163                         return 1
 164                 }
 165
 166                 return 0
 167                 ;;
 168         wndr3700)
 169                 local hw_magic
 170
 171                 hw_magic="$(ar71xx_get_mtd_part_magic firmware)"
 172                 [ "$magic_long" != "$hw_magic" ] && {
 173                         echo "Invalid image, hardware ID mismatch, hw:$hw_magic image:$magic_long."
 174                         return 1
 175                 }
 176                 return 0
 177                 ;;
 178         wrt160nl)
 179                 [ "$magic" != "4e4c" ] && {
 180                         echo "Invalid image type."
 181                         return 1
 182                 }
 183                 return 0
 184                 ;;
 185         routerstation | \
 186         routerstation-pro | \
 187         ls-sr71 | \
 188         pb42 | \
 189         pb44 | \
 190         eap7660d | \
 191         ja76pf | \
 192         ja76pf2)
 193                 [ "$magic" != "4349" ] && {
 194                         echo "Invalid image. Use *-sysupgrade.bin files on this board"
 195                         return 1
 196                 }
 197
 198                 local md5_img=$(dd if="$1" bs=2 skip=9 count=16 2>/dev/null)
 199                 local md5_chk=$(dd if="$1" bs=$CI_BLKSZ skip=1 2>/dev/null | md5sum -); md5_chk="${md5_chk%% *}"
 200
 201                 if [ -n "$md5_img" -a -n "$md5_chk" ] && [ "$md5_img" = "$md5_chk" ]; then
 202                         return 0
 203                 else
 204                         echo "Invalid image. Contents do not match checksum (image:$md5_img calculated:$md5_chk)"
 205                         return 1
 206                 fi
 207                 return 0
 208                 ;;
 209         esac
 210
 211         echo "Sysupgrade is not yet supported on $board."
 212         return 1
 213 }
 214
 215 platform_do_upgrade() {
 216         local board=$(ar71xx_board_name)
 217
 218         case "$board" in
 219         routerstation | \
 220         routerstation-pro | \
 221         ls-sr71 | \
 222         eap7660d | \
 223         pb42 | \
 224         pb44 | \
 225         ja76pf | \
 226         ja76pf2)
 227                 platform_do_upgrade_combined "$ARGV"
 228                 ;;
 229         all0258n )
 230                 platform_do_upgrade_all0258n "$ARGV"
 231                 ;;
 232         om2p | \
 233         om2p-lc)
 234                 platform_do_upgrade_om2p "$ARGV"
 235                 ;;
 236         *)
 237                 default_do_upgrade "$ARGV"
 238                 ;;
 239         esac
 240 }
 241
 242 disable_watchdog() {
 243         killall watchdog
 244         ( ps | grep -v 'grep' | grep '/dev/watchdog' ) && {
 245                 echo 'Could not disable watchdog'
 246                 return 1
 247         }
 248 }
 249
 250 append sysupgrade_pre_upgrade disable_watchdog