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

   1 #!/bin/sh
   2
   3 [ -e /lib/firmware/$FIRMWARE ] && exit 0
   4
   5 . /lib/ar71xx.sh
   6 . /lib/functions.sh
   7 . /lib/functions/system.sh
   8
   9 ath9k_eeprom_die() {
  10         echo "ath9k eeprom: " "$*"
  11         exit 1
  12 }
  13
  14 ath9k_eeprom_extract() {
  15         local part=$1
  16         local offset=$2
  17         local count=$3
  18         local mtd
  19
  20         mtd=$(find_mtd_chardev $part)
  21         [ -n "$mtd" ] || \
  22                 ath9k_eeprom_die "no mtd device found for partition $part"
  23
  24         dd if=$mtd of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
  25                 ath9k_eeprom_die "failed to extract from $mtd"
  26 }
  27
  28 ath9k_ubi_eeprom_extract() {
  29         local part=$1
  30         local offset=$2
  31         local count=$3
  32         local ubidev=$(nand_find_ubi $CI_UBIPART)
  33         local ubi
  34
  35         ubi=$(nand_find_volume $ubidev $part)
  36         [ -n "$ubi" ] || \
  37                 ath9k_eeprom_die "no UBI volume found for $part"
  38
  39         dd if=/dev/$ubi of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
  40                 ath9k_eeprom_die "failed to extract from $ubi"
  41 }
  42
  43 ath9k_patch_firmware_mac() {
  44         local mac=$1
  45
  46         [ -z "$mac" ] && return
  47
  48         macaddr_2bin $mac | dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=2 count=6
  49 }
  50
  51 board=$(ar71xx_board_name)
  52
  53 case "$FIRMWARE" in
  54 "soc_wmac.eeprom")
  55         case $board in
  56         mr18)
  57                 . /lib/upgrade/nand.sh
  58
  59                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
  60                         ath9k_ubi_eeprom_extract "caldata" 4096 2048
  61                 else
  62                         ath9k_eeprom_extract "odm-caldata" 4096 2048
  63                 fi
  64                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +1)
  65                 ;;
  66         r6100 | \
  67         wndr3700v4 | \
  68         wndr4300)
  69                 ath9k_eeprom_extract "caldata" 4096 2048
  70                 ath9k_patch_firmware_mac $(mtd_get_mac_binary caldata 0)
  71                 ;;
  72         *)
  73                 ath9k_eeprom_die "board $board is not supported yet"
  74                 ;;
  75         esac
  76         ;;
  77
  78 "pci_wmac0.eeprom")
  79         case $board in
  80         mr18)
  81                 . /lib/upgrade/nand.sh
  82
  83                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
  84                         ath9k_ubi_eeprom_extract "caldata" 20480 2048
  85                 else
  86                         ath9k_eeprom_extract "odm-caldata" 20480 2048
  87                 fi
  88                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +2)
  89                 ;;
  90         wndr3700v4 | \
  91         wndr4300)
  92                 ath9k_eeprom_extract "caldata" 20480 2048
  93                 ath9k_patch_firmware_mac $(mtd_get_mac_binary caldata 12)
  94                 ;;
  95         *)
  96                 ath9k_eeprom_die "board $board is not supported yet"
  97                 ;;
  98         esac
  99         ;;
 100
 101 "pci_wmac1.eeprom")
 102         case $board in
 103         mr18)
 104                 . /lib/upgrade/nand.sh
 105
 106                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
 107                         ath9k_ubi_eeprom_extract "caldata" 36864 2048
 108                 else
 109                         ath9k_eeprom_extract "odm-caldata" 36864 2048
 110                 fi
 111                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +3)
 112                 ;;
 113         *)
 114                 ath9k_eeprom_die "board $board is not supported yet"
 115                 ;;
 116         esac
 117         ;;
 118 esac