target/linux/ipq40xx/base-files/etc/init.d/bootcount

   1 #!/bin/sh /etc/rc.common
   2
   3 START=99
   4
   5 mmc_resetbc() {
   6         local part_label="$1"
   7
   8         . /lib/functions.sh
   9
  10         local part_device="$(find_mmc_part "$part_label")"
  11         if [ "$part_device" = "" ]; then
  12                 >&2 echo "mmc_resetbc: Unknown partition label: $part_label"
  13                 return 1
  14         fi
  15
  16         local magic_number="$(hexdump -e '"0x%02x\n"' -n 4 "$part_device")"
  17         if [ "$magic_number" != "0x20110811" ]; then
  18                 >&2 echo "mmc_resetbc: Unexpected partition magic: $magic_number"
  19                 return 1
  20         fi
  21
  22         local last_count=$(hexdump -e '"0x%02x\n"' -n 4 -s 4 "$part_device")
  23         if [ "$last_count" != "0x00" ]; then
  24                 printf "\x00" | dd of="$part_device" bs=4 seek=1 count=1 conv=notrunc 2>/dev/null
  25
  26                 last_count=$(hexdump -e '"0x%02x\n"' -n 4 -s 4 "$part_device")
  27                 if [ "$last_count" != "0x00" ]; then
  28                         >&2 echo "mmc_resetbc: Unable to reset boot counter"
  29                         return 1
  30                 fi
  31         fi
  32 }
  33
  34 boot() {
  35         case $(board_name) in
  36         alfa-network,ap120c-ac)
  37                 [ -n "$(fw_printenv bootcount changed 2>/dev/null)" ] &&\
  38                         echo -e "bootcount\nchanged\n" | /usr/sbin/fw_setenv -s -
  39                 ;;
  40         linksys,ea6350v3|\
  41         linksys,ea8300|\
  42         linksys,mr8300|\
  43         linksys,whw01|\
  44         linksys,whw03v2)
  45                 mtd resetbc s_env || true
  46                 ;;
  47         linksys,whw03)
  48                 mmc_resetbc s_env || true
  49                 ;;
  50         netgear,wac510)
  51                 fw_setenv boot_cnt=0
  52                 ;;
  53         esac
  54 }