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

   1 #!/bin/sh
   2
   3 set_ether_mac() {
   4         # Most devices have a standard "VCTL" partition
   5         CONFIG_PARTITION="$(grep "VCTL" /proc/mtd | cut -d: -f1)"
   6         if [ ! -z $CONFIG_PARTITION ] ; then
   7                 MAC1="$(strings /dev/$CONFIG_PARTITION |grep MAC|cut -d: -f2|cut -c3-14|sed -e 's,\(..\),:\1,g' -e 's,^:,,')"
   8                 MAC2="$(strings /dev/$CONFIG_PARTITION |grep MAC|cut -d: -f8|cut -c3-14|sed -e 's,\(..\),:\1,g' -e 's,^:,,')"
   9
  10                 ifconfig eth0 hw ether $MAC1 2>/dev/null
  11                 ifconfig eth1 hw ether $MAC2 2>/dev/null
  12                 return 0
  13         fi
  14
  15         # The DNS-313 has a special field in its RedBoot
  16         # binary that we need to check
  17         CONFIG_PARTITION="$(grep "RedBoot" /proc/mtd | cut -d: -f1)"
  18         if [ ! -z $CONFIG_PARTITION ] ; then
  19                 DEVID="$(dd if=/dev/mtdblock0 bs=1 skip=119508 count=7 2>/dev/null)"
  20                 if [ "x$DEVID" = "xdns-313" ] ; then
  21                         MAC1="$(dd if=/dev/mtdblock0 bs=1 skip=119540 count=6 2>/dev/null | hexdump -n6 -e '/1 ":%02X"' | sed s/^://g)"
  22                         ifconfig eth0 hw ether $MAC1 2>/dev/null
  23                         return 0
  24                 fi
  25         fi
  26 }
  27
  28 boot_hook_add preinit_main set_ether_mac