target/linux/ar71xx/base-files/etc/uci-defaults/caldata-migration

   1 #!/bin/sh
   2 #
   3 # Copyright (C) 2011 OpenWrt.org
   4 #
   5
   6 . /lib/functions/uci-defaults.sh
   7 . /lib/ar71xx.sh
   8
   9 board=$(ar71xx_board_name)
  10
  11 findmtd() {
  12         local partname="$1"
  13         grep "\"$partname\"" /proc/mtd | awk -F: '{ print $1 }'
  14 }
  15
  16 getcalmac() {
  17         local partname="$1"
  18         local offset="$2"
  19
  20         hexdump -e '17/1 "%c"' -s $offset -n 17 /dev/$(findmtd $partname) | tr -d : | tr 'A-Z' 'a-z'
  21 }
  22
  23 calcmacX() {
  24         local mac="$1"
  25         local X="$2"
  26
  27         local oui="$(expr substr "$mac" 1 6)"
  28         local end="$(expr substr "$mac" 7 12)"
  29
  30         echo -n $oui
  31         expr substr "$(printf "%6lx" "$(($(printf "%lu" 0x${end}) + $X))")" 1 6
  32 }
  33
  34 getifmac() {
  35         local ifname="$1"
  36
  37         local ifmac
  38
  39         ifmac="$(ifconfig "$ifname" | grep HWaddr)"
  40         ifmac="${ifmac#*HWaddr }"
  41         ifmac="${ifmac%% *}"
  42
  43         echo "$ifmac" | tr -d : | tr 'A-Z' 'a-z'
  44 }
  45
  46 case "$board" in
  47 dir-825-b1-towholeflash)
  48         mac1="$(getcalmac caldata 65440)"
  49         mac1="$(calcmacX "$mac1" 2)"
  50         mac2="$(calcmacX "$mac1" 1)"
  51
  52         if grep -q '"owrt_caldata"' /proc/mtd && [ "$mac1" = "$(getifmac eth0)" ] && [ "$mac2" = "$(getifmac eth1)" ]; then
  53                 mtd erase owrt_caldata
  54                 dd if=/dev/$(findmtd caldata) of=/dev/$(findmtd owrt_caldata) bs=65536 count=1
  55         fi
  56         ;;
  57 dir-825-b1-tostock)
  58         mac1="$(getcalmac owrt_caldata 65440)"
  59         mac1="$(calcmacX "$mac1" 2)"
  60         mac2="$(calcmacX "$mac1" 1)"
  61         if grep -q '"owrt_caldata"' /proc/mtd && [ "$mac1" = "$(getifmac eth0)" ] && [ "$mac2" = "$(getifmac eth1)" ]; then
  62                 mtd erase caldata
  63                 dd if=/dev/$(findmtd owrt_caldata) of=/dev/$(findmtd caldata) bs=65536 count=1
  64         fi
  65         ;;
  66 esac
  67
  68 return 0