target/linux/ar71xx/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom

   1 #!/bin/sh
   2
   3 ath9k_eeprom_die() {
   4         echo "ath9k eeprom: " "$*"
   5         exit 1
   6 }
   7
   8 ath9k_eeprom_extract() {
   9         local part=$1
  10         local offset=$2
  11         local count=$3
  12         local mtd
  13
  14         mtd=$(find_mtd_chardev $part)
  15         [ -n "$mtd" ] || \
  16                 ath9k_eeprom_die "no mtd device found for partition $part"
  17
  18         dd if=$mtd of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
  19                 ath9k_eeprom_die "failed to extract from $mtd"
  20 }
  21
  22 ath9k_patch_firmware_mac() {
  23         local mac=$1
  24
  25         [ -z "$mac" ] && return
  26
  27         macaddr_2bin $mac | dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=2 count=6
  28 }
  29
  30 [ -e /lib/firmware/$FIRMWARE ] && exit 0
  31
  32 . /lib/ar71xx.sh
  33 . /lib/functions.sh
  34 . /lib/functions/system.sh
  35
  36 board=$(ar71xx_board_name)
  37
  38 case "$FIRMWARE" in
  39 "soc_wmac.eeprom")
  40         case $board in
  41         wndr3700v4 | \
  42         wndr4300)
  43                 ath9k_eeprom_extract "caldata" 4096 2048
  44                 ath9k_patch_firmware_mac $(mtd_get_mac_binary caldata 0)
  45                 ;;
  46         *)
  47                 ath9k_eeprom_die "board $board is not supported yet"
  48                 ;;
  49         esac
  50         ;;
  51
  52 "pci_wmac0.eeprom")
  53         case $board in
  54         wndr3700v4 | \
  55         wndr4300)
  56                 ath9k_eeprom_extract "caldata" 20480 2048
  57                 ath9k_patch_firmware_mac $(mtd_get_mac_binary caldata 12)
  58                 ;;
  59         *)
  60                 ath9k_eeprom_die "board $board is not supported yet"
  61                 ;;
  62         esac
  63         ;;
  64 esac