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         c-55)
  57                 ath9k_eeprom_extract "art" 4096 2048
  58                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary art 0) +1)
  59                 ;;
  60         mr18)
  61                 . /lib/upgrade/nand.sh
  62
  63                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
  64                         ath9k_ubi_eeprom_extract "caldata" 4096 2048
  65                 else
  66                         ath9k_eeprom_extract "odm-caldata" 4096 2048
  67                 fi
  68                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +1)
  69                 ;;
  70         r6100 | \
  71         wndr3700v4 | \
  72         wndr4300)
  73                 ath9k_eeprom_extract "caldata" 4096 2048
  74                 ath9k_patch_firmware_mac $(mtd_get_mac_binary caldata 0)
  75                 ;;
  76         *)
  77                 ath9k_eeprom_die "board $board is not supported yet"
  78                 ;;
  79         esac
  80         ;;
  81
  82 "pci_wmac0.eeprom")
  83         case $board in
  84         c-55)
  85                 ath9k_eeprom_extract "art" 20480 2048
  86                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary art 0) +2)
  87                 ;;
  88         mr18)
  89                 . /lib/upgrade/nand.sh
  90
  91                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
  92                         ath9k_ubi_eeprom_extract "caldata" 20480 2048
  93                 else
  94                         ath9k_eeprom_extract "odm-caldata" 20480 2048
  95                 fi
  96                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +2)
  97                 ;;
  98         wndr3700v4 | \
  99         wndr4300)
 100                 ath9k_eeprom_extract "caldata" 20480 2048
 101                 ath9k_patch_firmware_mac $(mtd_get_mac_binary caldata 12)
 102                 ;;
 103         *)
 104                 ath9k_eeprom_die "board $board is not supported yet"
 105                 ;;
 106         esac
 107         ;;
 108
 109 "pci_wmac1.eeprom")
 110         case $board in
 111         mr18)
 112                 . /lib/upgrade/nand.sh
 113
 114                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
 115                         ath9k_ubi_eeprom_extract "caldata" 36864 2048
 116                 else
 117                         ath9k_eeprom_extract "odm-caldata" 36864 2048
 118                 fi
 119                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +3)
 120                 ;;
 121         *)
 122                 ath9k_eeprom_die "board $board is not supported yet"
 123                 ;;
 124         esac
 125         ;;
 126 esac