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 "$name" in
  18                         vmlinux.bin.l7|vmlinux|kernel|linux|rootfs)
  19                                 if [ -z "$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 "$1" && return 0
  78                 return 1
  79                 ;;
  80         alfa-ap96 | \
  81         alfa-nx | \
  82         ap121 | \
  83         ap121-mini | \
  84         ap96 | \
  85         db120 | \
  86         hornet-ub | \
  87         zcn-1523h-2 | \
  88         zcn-1523h-5)
  89                 [ "$magic_long" != "68737173" -a "$magic_long" != "19852003" ] && {
  90                         echo "Invalid image type."
  91                         return 1
  92                 }
  93                 return 0
  94                 ;;
  95         ap81 | \
  96         ap83 | \
  97         dir-600-a1 | \
  98         dir-615-c1 | \
  99         dir-825-b1 | \
 100         mzk-w04nu | \
 101         mzk-w300nh | \
 102         tew-632brp | \
 103         wrt400n | \
 104         airrouter | \
 105         bullet-m | \
 106         nanostation-m | \
 107         rocket-m | \
 108         rw2458n | \
 109         wzr-hp-g300nh2 | \
 110         wzr-hp-g300nh | \
 111         wzr-hp-g450h | \
 112         wzr-hp-ag300h | \
 113         whr-g301n | \
 114         whr-hp-g300n | \
 115         whr-hp-gn | \
 116         nbg460n_550n_550nh | \
 117         unifi )
 118                 [ "$magic" != "2705" ] && {
 119                         echo "Invalid image type."
 120                         return 1
 121                 }
 122                 return 0
 123                 ;;
 124         tl-mr3020 | \
 125         tl-mr3220 | \
 126         tl-mr3420 | \
 127         tl-wa901nd | \
 128         tl-wa901nd-v2 | \
 129         tl-wr703n | \
 130         tl-wr741nd | \
 131         tl-wr741nd-v4 | \
 132         tl-wr841n-v1 | \
 133         tl-wr841n-v7 | \
 134         tl-wr941nd | \
 135         tl-wr1043nd)
 136                 [ "$magic" != "0100" ] && {
 137                         echo "Invalid image type."
 138                         return 1
 139                 }
 140
 141                 local hwid
 142                 local imageid
 143
 144                 hwid=$(tplink_get_hwid)
 145                 imageid=$(tplink_get_image_hwid "$1")
 146
 147                 [ "$hwid" != "$imageid" ] && {
 148                         echo "Invalid image, hardware ID mismatch, hw:$hwid image:$imageid."
 149                         return 1
 150                 }
 151
 152                 return 0
 153                 ;;
 154         wndr3700)
 155                 local hw_magic
 156
 157                 hw_magic="$(ar71xx_get_mtd_part_magic firmware)"
 158                 [ "$magic_long" != "$hw_magic" ] && {
 159                         echo "Invalid image, hardware ID mismatch, hw:$hw_magic image:$magic_long."
 160                         return 1
 161                 }
 162                 return 0
 163                 ;;
 164         wrt160nl)
 165                 [ "$magic" != "4e4c" ] && {
 166                         echo "Invalid image type."
 167                         return 1
 168                 }
 169                 return 0
 170                 ;;
 171         routerstation | \
 172         routerstation-pro | \
 173         ls-sr71 | \
 174         pb42 | \
 175         pb44 | \
 176         eap7660d | \
 177         ja76pf )
 178                 [ "$magic" != "4349" ] && {
 179                         echo "Invalid image. Use *-sysupgrade.bin files on this board"
 180                         return 1
 181                 }
 182
 183                 local md5_img=$(dd if="$1" bs=2 skip=9 count=16 2>/dev/null)
 184                 local md5_chk=$(dd if="$1" bs=$CI_BLKSZ skip=1 2>/dev/null | md5sum -); md5_chk="${md5_chk%% *}"
 185
 186                 if [ -n "$md5_img" -a -n "$md5_chk" ] && [ "$md5_img" = "$md5_chk" ]; then
 187                         return 0
 188                 else
 189                         echo "Invalid image. Contents do not match checksum (image:$md5_img calculated:$md5_chk)"
 190                         return 1
 191                 fi
 192                 return 0
 193                 ;;
 194         esac
 195
 196         echo "Sysupgrade is not yet supported on $board."
 197         return 1
 198 }
 199
 200 platform_do_upgrade() {
 201         local board=$(ar71xx_board_name)
 202
 203         case "$board" in
 204         routerstation | \
 205         routerstation-pro | \
 206         ls-sr71 | \
 207         eap7660d | \
 208         pb42 | \
 209         pb44 | \
 210         ja76pf)
 211                 platform_do_upgrade_combined "$ARGV"
 212                 ;;
 213         all0258n )
 214                 platform_do_upgrade_all0258n "$ARGV"
 215                 ;;
 216         *)
 217                 default_do_upgrade "$ARGV"
 218                 ;;
 219         esac
 220 }
 221
 222 disable_watchdog() {
 223         killall watchdog
 224         ( ps | grep -v 'grep' | grep '/dev/watchdog' ) && {
 225                 echo 'Could not disable watchdog'
 226                 return 1
 227         }
 228 }
 229
 230 append sysupgrade_pre_upgrade disable_watchdog