target/linux/ramips/base-files/etc/hotplug.d/firmware/10-rt2x00-eeprom

   1 #!/bin/sh
   2
   3 rt2x00_eeprom_die() {
   4         echo "rt2x00 eeprom: " "$*"
   5         exit 1
   6 }
   7
   8 rt2x00_eeprom_extract() {
   9         local part=$1
  10         local offset=$2
  11         local count=$3
  12         local mtd
  13
  14         . /lib/functions.sh
  15
  16         mtd=$(find_mtd_part $part)
  17         [ -n "$mtd" ] || \
  18                 rt2x00_eeprom_die "no mtd device found for partition $part"
  19
  20         dd if=$mtd of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
  21                 rt2x00_eeprom_die "failed to extract from $mtd"
  22 }
  23
  24 rt2x00_eeprom_set_macaddr() {
  25         local macaddr=$1
  26
  27         [ -n "$macaddr" ] || \
  28                 rt2x00_eeprom_die "invalid wlan mac address"
  29
  30         macaddr_2bin $macaddr | dd of=/lib/firmware/$FIRMWARE \
  31                                 conv=notrunc bs=1 seek=4 count=6 2>/dev/null || \
  32                 rt2x00_eeprom_die "failed to write mac address to eeprom file"
  33 }
  34
  35 FW="/lib/firmware/$FIRMWARE"
  36 [ -e "$FW" ] && exit 0
  37
  38 . /lib/ramips.sh
  39 . /lib/functions/system.sh
  40
  41 board=$(ramips_board_name)
  42
  43 case "$FIRMWARE" in
  44 "soc_wmac.eeprom")
  45         case $board in
  46         *)
  47                 rt2x00_eeprom_die "Please define mtd-eeprom in $board DTS file!"
  48                 ;;
  49         esac
  50         ;;
  51
  52 "rt2x00pci_1_0.eeprom")
  53         case $board in
  54         cy-swr1100)
  55                 rt2x00_eeprom_extract "factory" 8192 512
  56                 ;;
  57         br-6475nd | rt-n56u | whr-600d | whr-1166d)
  58                 rt2x00_eeprom_extract "factory" 32768 512
  59                 ;;
  60         tiny-ac)
  61                 local wifi_mac=$(mtd_get_mac_ascii u-boot-env INIC_MAC_ADDR)
  62                 rt2x00_eeprom_extract "factory" 0 512
  63                 rt2x00_eeprom_set_macaddr $wifi_mac
  64                 ;;
  65         esac
  66         ;;
  67 esac