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

   1 #
   2 # Copyright (C) 2011 OpenWrt.org
   3 #
   4
   5 . /lib/functions/system.sh
   6 . /lib/ar71xx.sh
   7
   8 PART_NAME=firmware
   9 RAMFS_COPY_DATA=/lib/ar71xx.sh
  10 RAMFS_COPY_BIN='nandwrite'
  11
  12 CI_BLKSZ=65536
  13 CI_LDADR=0x80060000
  14
  15 PLATFORM_DO_UPGRADE_COMBINED_SEPARATE_MTD=0
  16
  17 platform_find_partitions() {
  18         local first dev size erasesize name
  19         while read dev size erasesize name; do
  20                 name=${name#'"'}; name=${name%'"'}
  21                 case "$name" in
  22                         vmlinux.bin.l7|vmlinux|kernel|linux|linux.bin|rootfs|filesystem)
  23                                 if [ -z "$first" ]; then
  24                                         first="$name"
  25                                 else
  26                                         echo "$erasesize:$first:$name"
  27                                         break
  28                                 fi
  29                         ;;
  30                 esac
  31         done < /proc/mtd
  32 }
  33
  34 platform_find_kernelpart() {
  35         local part
  36         for part in "${1%:*}" "${1#*:}"; do
  37                 case "$part" in
  38                         vmlinux.bin.l7|vmlinux|kernel|linux|linux.bin)
  39                                 echo "$part"
  40                                 break
  41                         ;;
  42                 esac
  43         done
  44 }
  45
  46 platform_find_rootfspart() {
  47         local part
  48         for part in "${1%:*}" "${1#*:}"; do
  49                 [ "$part" != "$2" ] && echo "$part" && break
  50         done
  51 }
  52
  53 platform_do_upgrade_combined() {
  54         local partitions=$(platform_find_partitions)
  55         local kernelpart=$(platform_find_kernelpart "${partitions#*:}")
  56         local erase_size=$((0x${partitions%%:*})); partitions="${partitions#*:}"
  57         local kern_length=0x$(dd if="$1" bs=2 skip=1 count=4 2>/dev/null)
  58         local kern_blocks=$(($kern_length / $CI_BLKSZ))
  59         local root_blocks=$((0x$(dd if="$1" bs=2 skip=5 count=4 2>/dev/null) / $CI_BLKSZ))
  60
  61         if [ -n "$partitions" ] && [ -n "$kernelpart" ] && \
  62            [ ${kern_blocks:-0} -gt 0 ] && \
  63            [ ${root_blocks:-0} -gt 0 ] && \
  64            [ ${erase_size:-0} -gt 0 ];
  65         then
  66                 local rootfspart=$(platform_find_rootfspart "$partitions" "$kernelpart")
  67                 local append=""
  68                 [ -f "$CONF_TAR" -a "$SAVE_CONFIG" -eq 1 ] && append="-j $CONF_TAR"
  69
  70                 if [ "$PLATFORM_DO_UPGRADE_COMBINED_SEPARATE_MTD" -ne 1 ]; then
  71                     ( dd if="$1" bs=$CI_BLKSZ skip=1 count=$kern_blocks 2>/dev/null; \
  72                       dd if="$1" bs=$CI_BLKSZ skip=$((1+$kern_blocks)) count=$root_blocks 2>/dev/null ) | \
  73                             mtd -r $append -F$kernelpart:$kern_length:$CI_LDADR,rootfs write - $partitions
  74                 elif [ -n "$rootfspart" ]; then
  75                     dd if="$1" bs=$CI_BLKSZ skip=1 count=$kern_blocks 2>/dev/null | \
  76                             mtd write - $kernelpart
  77                     dd if="$1" bs=$CI_BLKSZ skip=$((1+$kern_blocks)) count=$root_blocks 2>/dev/null | \
  78                             mtd -r $append write - $rootfspart
  79                 fi
  80         fi
  81         PLATFORM_DO_UPGRADE_COMBINED_SEPARATE_MTD=0
  82 }
  83
  84 tplink_get_image_hwid() {
  85         get_image "$@" | dd bs=4 count=1 skip=16 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
  86 }
  87
  88 tplink_get_image_mid() {
  89         get_image "$@" | dd bs=4 count=1 skip=17 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
  90 }
  91
  92 tplink_get_image_boot_size() {
  93         get_image "$@" | dd bs=4 count=1 skip=37 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
  94 }
  95
  96 tplink_pharos_check_image() {
  97         local magic_long="$(get_magic_long "$1")"
  98         [ "$magic_long" != "7f454c46" ] && {
  99                 echo "Invalid image magic '$magic_long'"
 100                 return 1
 101         }
 102
 103         local model_string="$(tplink_pharos_get_model_string)"
 104         local line
 105
 106         # Here $1 is given to dd directly instead of get_image as otherwise the skip
 107         # will take almost a second (as dd can't seek then)
 108         #
 109         # This will fail if the image isn't local, but that's fine: as the
 110         # read loop won't be executed at all, it will return true, so the image
 111         # is accepted (loading the first 1.5M of a remote image for this check seems
 112         # a bit extreme)
 113         dd if="$1" bs=1 skip=1511432 count=1024 2>/dev/null | while read line; do
 114                 [ "$line" = "$model_string" ] && break
 115         done || {
 116                 echo "Unsupported image (model not in support-list)"
 117                 return 1
 118         }
 119
 120         return 0
 121 }
 122
 123 seama_get_type_magic() {
 124         get_image "$@" | dd bs=1 count=4 skip=53 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
 125 }
 126
 127 wrgg_get_image_magic() {
 128         get_image "$@" | dd bs=4 count=1 skip=8 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
 129 }
 130
 131 cybertan_get_image_magic() {
 132         get_image "$@" | dd bs=8 count=1 skip=0  2>/dev/null | hexdump -v -n 8 -e '1/1 "%02x"'
 133 }
 134
 135 cybertan_check_image() {
 136         local magic="$(cybertan_get_image_magic "$1")"
 137         local fw_magic="$(cybertan_get_hw_magic)"
 138
 139         [ "$fw_magic" != "$magic" ] && {
 140                 echo "Invalid image, ID mismatch, got:$magic, but need:$fw_magic"
 141                 return 1
 142         }
 143
 144         return 0
 145 }
 146
 147 platform_do_upgrade_compex() {
 148         local fw_file=$1
 149         local fw_part=$PART_NAME
 150         local fw_mtd=$(find_mtd_part $fw_part)
 151         local fw_length=0x$(dd if="$fw_file" bs=2 skip=1 count=4 2>/dev/null)
 152         local fw_blocks=$(($fw_length / 65536))
 153
 154         if [ -n "$fw_mtd" ] &&  [ ${fw_blocks:-0} -gt 0 ]; then
 155                 local append=""
 156                 [ -f "$CONF_TAR" -a "$SAVE_CONFIG" -eq 1 ] && append="-j $CONF_TAR"
 157
 158                 sync
 159                 dd if="$fw_file" bs=64k skip=1 count=$fw_blocks 2>/dev/null | \
 160                         mtd $append write - "$fw_part"
 161         fi
 162 }
 163
 164 alfa_check_image() {
 165         local magic_long="$(get_magic_long "$1")"
 166         local fw_part_size=$(mtd_get_part_size firmware)
 167
 168         case "$magic_long" in
 169         "27051956")
 170                 [ "$fw_part_size" != "16318464" ] && {
 171                         echo "Invalid image magic \"$magic_long\" for $fw_part_size bytes"
 172                         return 1
 173                 }
 174                 ;;
 175         "68737173")
 176                 [ "$fw_part_size" != "7929856" ] && {
 177                         echo "Invalid image magic \"$magic_long\" for $fw_part_size bytes"
 178                         return 1
 179                 }
 180                 ;;
 181         esac
 182
 183         return 0
 184 }
 185
 186 platform_nand_board_name() {
 187         local board=$(board_name)
 188
 189         case "$board" in
 190         rb*) echo "routerboard";;
 191         *) echo "$board";;
 192         esac
 193 }
 194
 195 platform_check_image() {
 196         local board=$(board_name)
 197         local magic="$(get_magic_word "$1")"
 198         local magic_long="$(get_magic_long "$1")"
 199
 200         [ "$#" -gt 1 ] && return 1
 201
 202         case "$board" in
 203         airgatewaypro|\
 204         airgateway|\
 205         airrouter|\
 206         ap121f|\
 207         ap132|\
 208         ap531b0|\
 209         ap90q|\
 210         archer-c25-v1|\
 211         archer-c58-v1|\
 212         archer-c59-v1|\
 213         archer-c60-v1|\
 214         bullet-m|\
 215         c-55|\
 216         carambola2|\
 217         cf-e316n-v2|\
 218         cf-e320n-v2|\
 219         cf-e355ac|\
 220         cf-e380ac-v1|\
 221         cf-e380ac-v2|\
 222         cf-e520n|\
 223         cf-e530n|\
 224         cpe505n|\
 225         cpe830|\
 226         cpe870|\
 227         dgl-5500-a1|\
 228         dhp-1565-a1|\
 229         dir-505-a1|\
 230         dir-600-a1|\
 231         dir-615-c1|\
 232         dir-615-e1|\
 233         dir-615-e4|\
 234         dir-615-i1|\
 235         dir-825-c1|\
 236         dir-835-a1|\
 237         dlan-hotspot|\
 238         dlan-pro-1200-ac|\
 239         dlan-pro-500-wp|\
 240         dr531|\
 241         dragino2|\
 242         ebr-2310-c1|\
 243         ens202ext|\
 244         epg5000|\
 245         esr1750|\
 246         esr900|\
 247         ew-dorin-router|\
 248         ew-dorin|\
 249         gl-ar150|\
 250         gl-ar300m|\
 251         gl-ar300|\
 252         gl-domino|\
 253         gl-mifi|\
 254         gl-usb150|\
 255         hiwifi-hc6361|\
 256         hornet-ub-x2|\
 257         jwap230|\
 258         lima|\
 259         loco-m-xw|\
 260         mzk-w04nu|\
 261         mzk-w300nh|\
 262         nanostation-m-xw|\
 263         nanostation-m|\
 264         nbg460n_550n_550nh|\
 265         pqi-air-pen|\
 266         r602n|\
 267         rocket-m-ti|\
 268         rocket-m-xw|\
 269         rocket-m|\
 270         rw2458n|\
 271         sc1750|\
 272         sc300m|\
 273         sc450|\
 274         sr3200|\
 275         tew-632brp|\
 276         tew-712br|\
 277         tew-732br|\
 278         tew-823dru|\
 279         tl-wr942n-v1|\
 280         unifi-outdoor|\
 281         unifiac-lite|\
 282         unifiac-pro|\
 283         unifi|\
 284         weio|\
 285         whr-g301n|\
 286         whr-hp-g300n|\
 287         whr-hp-gn|\
 288         wlae-ag300n|\
 289         wndap360|\
 290         wpj342|\
 291         wpj344|\
 292         wpj531|\
 293         wpj558|\
 294         wpj563|\
 295         wrt400n|\
 296         wrtnode2q|\
 297         wzr-450hp2|\
 298         wzr-hp-ag300h|\
 299         wzr-hp-g300nh2|\
 300         wzr-hp-g300nh|\
 301         wzr-hp-g450h|\
 302         xd3200)
 303                 [ "$magic" != "2705" ] && {
 304                         echo "Invalid image type."
 305                         return 1
 306                 }
 307
 308                 return 0
 309                 ;;
 310         alfa-ap96|\
 311         alfa-nx|\
 312         ap121-mini|\
 313         ap121|\
 314         ap135-020|\
 315         ap136-010|\
 316         ap136-020|\
 317         ap147-010|\
 318         ap152|\
 319         ap96|\
 320         arduino-yun|\
 321         bhr-4grv2|\
 322         bxu2000n-2-a1|\
 323         db120|\
 324         dr344|\
 325         dw33d|\
 326         f9k1115v2|\
 327         hornet-ub|\
 328         mr12|\
 329         mr16|\
 330         zbt-we1526|\
 331         zcn-1523h-2|\
 332         zcn-1523h-5)
 333                 [ "$magic_long" != "68737173" -a "$magic_long" != "19852003" ] && {
 334                         echo "Invalid image type."
 335                         return 1
 336                 }
 337
 338                 return 0
 339                 ;;
 340         all0258n|\
 341         all0315n|\
 342         cap324|\
 343         cap4200ag|\
 344         cr3000|\
 345         cr5000)
 346                 platform_check_image_allnet "$1" && return 0
 347                 return 1
 348                 ;;
 349         all0305|\
 350         eap300v2|\
 351         eap7660d|\
 352         ja76pf2|\
 353         ja76pf|\
 354         jwap003|\
 355         ls-sr71|\
 356         pb42|\
 357         pb44|\
 358         routerstation-pro|\
 359         routerstation|\
 360         wp543|\
 361         wpe72)
 362                 [ "$magic" != "4349" ] && {
 363                         echo "Invalid image. Use *-sysupgrade.bin files on this board"
 364                         return 1
 365                 }
 366
 367                 local md5_img=$(dd if="$1" bs=2 skip=9 count=16 2>/dev/null)
 368                 local md5_chk=$(dd if="$1" bs=$CI_BLKSZ skip=1 2>/dev/null | md5sum -); md5_chk="${md5_chk%% *}"
 369
 370                 if [ -n "$md5_img" -a -n "$md5_chk" ] && [ "$md5_img" = "$md5_chk" ]; then
 371                         return 0
 372                 else
 373                         echo "Invalid image. Contents do not match checksum (image:$md5_img calculated:$md5_chk)"
 374                         return 1
 375                 fi
 376
 377                 return 0
 378                 ;;
 379         antminer-s1|\
 380         antminer-s3|\
 381         antrouter-r1|\
 382         archer-c5|\
 383         archer-c7|\
 384         el-m150|\
 385         el-mini|\
 386         gl-inet|\
 387         mc-mac1200r|\
 388         minibox-v1|\
 389         omy-g1|\
 390         omy-x1|\
 391         onion-omega|\
 392         oolite|\
 393         re450|\
 394         smart-300|\
 395         som9331|\
 396         tellstick-znet-lite|\
 397         tl-mr10u|\
 398         tl-mr11u|\
 399         tl-mr12u|\
 400         tl-mr13u|\
 401         tl-mr3020|\
 402         tl-mr3040-v2|\
 403         tl-mr3040|\
 404         tl-mr3220-v2|\
 405         tl-mr3220|\
 406         tl-mr3420-v2|\
 407         tl-mr3420|\
 408         tl-mr6400|\
 409         tl-wa701nd-v2|\
 410         tl-wa7210n-v2|\
 411         tl-wa750re|\
 412         tl-wa7510n|\
 413         tl-wa801nd-v2|\
 414         tl-wa801nd-v3|\
 415         tl-wa830re-v2|\
 416         tl-wa850re|\
 417         tl-wa850re-v2|\
 418         tl-wa855re-v1|\
 419         tl-wa860re|\
 420         tl-wa901nd-v2|\
 421         tl-wa901nd-v3|\
 422         tl-wa901nd-v4|\
 423         tl-wa901nd|\
 424         tl-wdr3320-v2|\
 425         tl-wdr3500|\
 426         tl-wdr4300|\
 427         tl-wdr4900-v2|\
 428         tl-wdr6500-v2|\
 429         tl-wpa8630|\
 430         tl-wr1041n-v2|\
 431         tl-wr1043nd-v2|\
 432         tl-wr1043nd-v4|\
 433         tl-wr1043nd|\
 434         tl-wr2543n|\
 435         tl-wr703n|\
 436         tl-wr710n|\
 437         tl-wr720n-v3|\
 438         tl-wr740n-v6|\
 439         tl-wr741nd-v4|\
 440         tl-wr741nd|\
 441         tl-wr802n-v1|\
 442         tl-wr802n-v2|\
 443         tl-wr810n|\
 444         tl-wr840n-v2|\
 445         tl-wr840n-v3|\
 446         tl-wr841n-v11|\
 447         tl-wr841n-v1|\
 448         tl-wr841n-v7|\
 449         tl-wr841n-v8|\
 450         tl-wr841n-v9|\
 451         tl-wr842n-v2|\
 452         tl-wr842n-v3|\
 453         tl-wr902ac-v1|\
 454         tl-wr941nd-v5|\
 455         tl-wr941nd-v6|\
 456         tl-wr940n-v4|\
 457         tl-wr941nd)
 458                 local magic_ver="0100"
 459
 460                 case "$board" in
 461                 tl-wdr6500-v2)
 462                         magic_ver="0200"
 463                         ;;
 464                 esac
 465
 466                 [ "$magic" != "$magic_ver" ] && {
 467                         echo "Invalid image type."
 468                         return 1
 469                 }
 470
 471                 local hwid
 472                 local mid
 473                 local imagehwid
 474                 local imagemid
 475
 476                 hwid=$(tplink_get_hwid)
 477                 mid=$(tplink_get_mid)
 478                 imagehwid=$(tplink_get_image_hwid "$1")
 479                 imagemid=$(tplink_get_image_mid "$1")
 480
 481                 [ "$hwid" != "$imagehwid" -o "$mid" != "$imagemid" ] && {
 482                         echo "Invalid image, hardware ID mismatch, hw:$hwid $mid image:$imagehwid $imagemid."
 483                         return 1
 484                 }
 485
 486                 local boot_size
 487
 488                 boot_size=$(tplink_get_image_boot_size "$1")
 489                 [ "$boot_size" != "00000000" ] && {
 490                         echo "Invalid image, it contains a bootloader."
 491                         return 1
 492                 }
 493
 494                 return 0
 495                 ;;
 496         bsb|\
 497         dir-825-b1|\
 498         tew-673gru)
 499                 dir825b_check_image "$1" && return 0
 500                 ;;
 501         rb-411|\
 502         rb-411u|\
 503         rb-433|\
 504         rb-433u|\
 505         rb-435g|\
 506         rb-450|\
 507         rb-450g|\
 508         rb-493|\
 509         rb-493g|\
 510         rb-750|\
 511         rb-750gl|\
 512         rb-751|\
 513         rb-751g|\
 514         rb-911g-2hpnd|\
 515         rb-911g-5hpnd|\
 516         rb-911g-5hpacd|\
 517         rb-912uag-2hpnd|\
 518         rb-912uag-5hpnd|\
 519         rb-951g-2hnd|\
 520         rb-951ui-2hnd|\
 521         rb-2011l|\
 522         rb-2011il|\
 523         rb-2011uas|\
 524         rb-2011uias|\
 525         rb-2011uas-2hnd|\
 526         rb-2011uias-2hnd|\
 527         rb-sxt2n|\
 528         rb-sxt5n)
 529                 nand_do_platform_check routerboard $1
 530                 return $?
 531                 ;;
 532         c-60|\
 533         hiveap-121|\
 534         nbg6716|\
 535         r6100|\
 536         rambutan|\
 537         wndr3700v4|\
 538         wndr4300)
 539                 nand_do_platform_check $board $1
 540                 return $?
 541                 ;;
 542         cpe210|\
 543         cpe510|\
 544         eap120|\
 545         wbs210|\
 546         wbs510)
 547                 tplink_pharos_check_image "$1" && return 0
 548                 return 1
 549                 ;;
 550         a40|\
 551         a60|\
 552         mr1750v2|\
 553         mr1750|\
 554         mr600v2|\
 555         mr600|\
 556         mr900v2|\
 557         mr900|\
 558         om2p-hsv2|\
 559         om2p-hsv3|\
 560         om2p-hsv4|\
 561         om2p-hs|\
 562         om2p-lc|\
 563         om2pv2|\
 564         om2pv4|\
 565         om2p|\
 566         om5p-acv2|\
 567         om5p-ac|\
 568         om5p-an|\
 569         om5p)
 570                 platform_check_image_openmesh "$magic_long" "$1" && return 0
 571                 return 1
 572                 ;;
 573         mr18|\
 574         z1)
 575                 merakinand_do_platform_check $board $1
 576                 return $?
 577                 ;;
 578         dir-869-a1|\
 579         mynet-n600|\
 580         mynet-n750|\
 581         qihoo-c301)
 582                 [ "$magic_long" != "5ea3a417" ] && {
 583                         echo "Invalid image, bad magic: $magic_long"
 584                         return 1
 585                 }
 586
 587                 local typemagic=$(seama_get_type_magic "$1")
 588                 [ "$typemagic" != "6669726d" ] && {
 589                         echo "Invalid image, bad type: $typemagic"
 590                         return 1
 591                 }
 592
 593                 return 0
 594                 ;;
 595         e2100l|\
 596         mynet-rext|\
 597         wrt160nl)
 598                 cybertan_check_image "$1" && return 0
 599                 return 1
 600                 ;;
 601         nbg6616|\
 602         uap-pro|\
 603         unifi-outdoor-plus)
 604                 [ "$magic_long" != "19852003" ] && {
 605                         echo "Invalid image type."
 606                         return 1
 607                 }
 608
 609                 return 0
 610                 ;;
 611         tube2h)
 612                 alfa_check_image "$1" && return 0
 613                 return 1
 614                 ;;
 615         wndr3700|\
 616         wnr1000-v2|\
 617         wnr2000-v3|\
 618         wnr612-v2|\
 619         wpn824n)
 620                 local hw_magic
 621
 622                 hw_magic="$(ar71xx_get_mtd_part_magic firmware)"
 623                 [ "$magic_long" != "$hw_magic" ] && {
 624                         echo "Invalid image, hardware ID mismatch, hw:$hw_magic image:$magic_long."
 625                         return 1
 626                 }
 627
 628                 return 0
 629                 ;;
 630         wnr2000-v4)
 631                 [ "$magic_long" != "32303034" ] && {
 632                         echo "Invalid image type."
 633                         return 1
 634                 }
 635
 636                 return 0
 637                 ;;
 638         wnr2200)
 639                 [ "$magic_long" != "32323030" ] && {
 640                         echo "Invalid image type."
 641                         return 1
 642                 }
 643
 644                 return 0
 645                 ;;
 646         dap-2695-a1)
 647                 local magic=$(wrgg_get_image_magic "$1")
 648                 [ "$magic" != "21030820" ] && {
 649                         echo "Invalid image, bad type: $magic"
 650                         return 1
 651                 }
 652
 653                 return 0;
 654                 ;;
 655         # these boards use metadata images
 656         fritz300e|\
 657         rb-750-r2|\
 658         rb-750p-pbr2|\
 659         rb-750up-r2|\
 660         rb-941-2nd|\
 661         rb-951ui-2nd|\
 662         rb-952ui-5ac2nd|\
 663         rb-962uigs-5hact2hnt|\
 664         rb-lhg-5nd|\
 665         rb-mapl-2nd)
 666                 return 0
 667                 ;;
 668         esac
 669
 670         echo "Sysupgrade is not yet supported on $board."
 671         return 1
 672 }
 673
 674 platform_pre_upgrade() {
 675         local board=$(board_name)
 676
 677         case "$board" in
 678         c-60|\
 679         hiveap-121|\
 680         nbg6716|\
 681         r6100|\
 682         rambutan|\
 683         rb-411|\
 684         rb-411u|\
 685         rb-433|\
 686         rb-433u|\
 687         rb-435g|\
 688         rb-450|\
 689         rb-450g|\
 690         rb-493|\
 691         rb-493g|\
 692         rb-750|\
 693         rb-750gl|\
 694         rb-751|\
 695         rb-751g|\
 696         rb-911g-2hpnd|\
 697         rb-911g-5hpnd|\
 698         rb-911g-5hpacd|\
 699         rb-912uag-2hpnd|\
 700         rb-912uag-5hpnd|\
 701         rb-951g-2hnd|\
 702         rb-951ui-2hnd|\
 703         rb-2011il|\
 704         rb-2011l|\
 705         rb-2011uas|\
 706         rb-2011uias|\
 707         rb-2011uas-2hnd|\
 708         rb-2011uias-2hnd|\
 709         rb-sxt2n|\
 710         rb-sxt5n|\
 711         wndr3700v4|\
 712         wndr4300)
 713                 nand_do_upgrade "$1"
 714                 ;;
 715         rb-750-r2|\
 716         rb-750p-pbr2|\
 717         rb-750up-r2|\
 718         rb-941-2nd|\
 719         rb-951ui-2nd|\
 720         rb-952ui-5ac2nd|\
 721         rb-962uigs-5hact2hnt|\
 722         rb-lhg-5nd|\
 723         rb-mapl-2nd)
 724                 # erase firmware if booted from initramfs
 725                 [ -z "$(rootfs_type)" ] && mtd erase firmware
 726                 ;;
 727         mr18|\
 728         z1)
 729                 merakinand_do_upgrade "$1"
 730                 ;;
 731         esac
 732 }
 733
 734 platform_nand_pre_upgrade() {
 735         local board=$(board_name)
 736
 737         case "$board" in
 738         rb*)
 739                 CI_KERNPART=none
 740                 local fw_mtd=$(find_mtd_part kernel)
 741                 fw_mtd="${fw_mtd/block/}"
 742                 [ -n "$fw_mtd" ] || return
 743                 mtd erase kernel
 744                 tar xf "$1" sysupgrade-routerboard/kernel -O | nandwrite -o "$fw_mtd" -
 745                 ;;
 746         esac
 747 }
 748
 749 platform_do_upgrade() {
 750         local board=$(board_name)
 751
 752         case "$board" in
 753         all0258n)
 754                 platform_do_upgrade_allnet "0x9f050000" "$ARGV"
 755                 ;;
 756         all0305|\
 757         eap7660d|\
 758         ja76pf2|\
 759         ja76pf|\
 760         jwap003|\
 761         ls-sr71|\
 762         pb42|\
 763         pb44|\
 764         routerstation-pro|\
 765         routerstation)
 766                 platform_do_upgrade_combined "$ARGV"
 767                 ;;
 768         all0315n)
 769                 platform_do_upgrade_allnet "0x9f080000" "$ARGV"
 770                 ;;
 771         cap4200ag|\
 772         eap300v2|\
 773         ens202ext)
 774                 platform_do_upgrade_allnet "0xbf0a0000" "$ARGV"
 775                 ;;
 776         dir-825-b1|\
 777         tew-673gru)
 778                 platform_do_upgrade_dir825b "$ARGV"
 779                 ;;
 780         a40|\
 781         a60|\
 782         mr1750v2|\
 783         mr1750|\
 784         mr600v2|\
 785         mr600|\
 786         mr900v2|\
 787         mr900|\
 788         om2p-hsv2|\
 789         om2p-hsv3|\
 790         om2p-hsv4|\
 791         om2p-hs|\
 792         om2p-lc|\
 793         om2pv2|\
 794         om2pv4|\
 795         om2p|\
 796         om5p-acv2|\
 797         om5p-ac|\
 798         om5p-an|\
 799         om5p)
 800                 platform_do_upgrade_openmesh "$ARGV"
 801                 ;;
 802         uap-pro|\
 803         unifi-outdoor-plus)
 804                 MTD_CONFIG_ARGS="-s 0x180000"
 805                 default_do_upgrade "$ARGV"
 806                 ;;
 807         wp543|\
 808         wpe72)
 809                 platform_do_upgrade_compex "$ARGV"
 810                 ;;
 811         *)
 812                 default_do_upgrade "$ARGV"
 813                 ;;
 814         esac
 815 }
 816
 817 disable_watchdog() {
 818         killall watchdog
 819         ( ps | grep -v 'grep' | grep '/dev/watchdog' ) && {
 820                 echo 'Could not disable watchdog'
 821                 return 1
 822         }
 823 }
 824
 825 append sysupgrade_pre_upgrade disable_watchdog