target/linux/gemini/base-files/lib/preinit/05_set_ether_mac_gemini

   1 #!/bin/sh
   2
   3 . /lib/functions.sh
   4 . /lib/functions/system.sh
   5
   6 set_ether_mac() {
   7         local part
   8         local DEVID
   9         local MAC1
  10         local MAC2
  11
  12         case "$(board_name)" in
  13         dlink,dns-313)
  14                 # The DNS-313 has a special field in its RedBoot
  15                 # binary that we need to check
  16                 part="$(find_mtd_part RedBoot)"
  17                 if [ -n "$part" ]; then
  18                         DEVID="$(dd if=$part bs=1 skip=119508 count=7 2>/dev/null)"
  19                         if [ "$DEVID" = "dns-313" ]; then
  20                                 MAC1="$(mtd_get_mac_binary RedBoot 0x1d2f4)"
  21                                 ip link set eth0 address "$MAC1" 2>/dev/null
  22                                 return 0
  23                         fi
  24                 fi
  25                 ;;
  26         dlink,dir-685)
  27                 # The DIR-685 has a special field in its RedBoot
  28                 # binary that we need to check
  29                 part=$(find_mtd_part RedBoot)
  30                 if [ -n "$part" ] ; then
  31                         DEVID="$(dd if=$part bs=1 skip=81516 count=7 2>/dev/null)"
  32                         if [ "$DEVID" = "ILI9322" ] ; then
  33                                 MAC1=$(mtd_get_mac_binary RedBoot 0x17340)
  34                                 MAC2=$(mtd_get_mac_binary RedBoot 0x17346)
  35                                 ip link set eth0 address "$MAC1" 2>/dev/null
  36                                 ip link set eth1 address "$MAC2" 2>/dev/null
  37                                 return 0
  38                         fi
  39                 fi
  40                 ;;
  41         esac
  42
  43         # Most devices have a standard "VCTL" partition
  44         part="$(find_mtd_part VCTL)"
  45         if [ -n "$part" ]; then
  46                 MAC1="$(strings $part |grep MAC|cut -d: -f2|cut -c3-14|sed -e 's,\(..\),:\1,g' -e 's,^:,,')"
  47                 MAC2="$(strings $part |grep MAC|cut -d: -f8|cut -c3-14|sed -e 's,\(..\),:\1,g' -e 's,^:,,')"
  48
  49                 ip link set eth0 address "$MAC1" 2>/dev/null
  50                 ip link set eth1 address "$MAC2" 2>/dev/null
  51                 return 0
  52         fi
  53 }
  54
  55 boot_hook_add preinit_main set_ether_mac