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

   1 #!/bin/sh
   2
   3 [ -e /lib/firmware/$FIRMWARE ] && exit 0
   4
   5 . /lib/functions.sh
   6 . /lib/functions/system.sh
   7
   8 ath9k_eeprom_die() {
   9         echo "ath9k eeprom: " "$*"
  10         exit 1
  11 }
  12
  13 ath9k_eeprom_extract() {
  14         local part=$1
  15         local offset=$2
  16         local count=$3
  17         local mtd
  18
  19         mtd=$(find_mtd_chardev $part)
  20         [ -n "$mtd" ] || \
  21                 ath9k_eeprom_die "no mtd device found for partition $part"
  22
  23         dd if=$mtd of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
  24                 ath9k_eeprom_die "failed to extract from $mtd"
  25 }
  26
  27 ath9k_ubi_eeprom_extract() {
  28         local part=$1
  29         local offset=$2
  30         local count=$3
  31         local ubidev=$(nand_find_ubi $CI_UBIPART)
  32         local ubi
  33
  34         ubi=$(nand_find_volume $ubidev $part)
  35         [ -n "$ubi" ] || \
  36                 ath9k_eeprom_die "no UBI volume found for $part"
  37
  38         dd if=/dev/$ubi of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
  39                 ath9k_eeprom_die "failed to extract from $ubi"
  40 }
  41
  42 ath9k_eeprom_extract_reverse() {
  43         local part=$1
  44         local offset=$2
  45         local count=$3
  46         local mtd
  47         local reversed
  48         local caldata
  49
  50         mtd=$(find_mtd_chardev "$part")
  51         reversed=$(hexdump -v -s $offset -n $count -e '/1 "%02x "' $mtd)
  52
  53         for byte in $reversed; do
  54                 caldata="\x${byte}${caldata}"
  55         done
  56
  57         printf "%b" "$caldata" > /lib/firmware/$FIRMWARE
  58 }
  59
  60 ath9k_patch_firmware_mac() {
  61         local mac=$1
  62
  63         [ -z "$mac" ] && return
  64
  65         macaddr_2bin $mac | dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=2 count=6
  66 }
  67
  68 board=$(board_name)
  69
  70 case "$FIRMWARE" in
  71 "soc_wmac.eeprom")
  72         case $board in
  73         c-55|\
  74         c-60)
  75                 ath9k_eeprom_extract "art" 4096 2048
  76                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary art 0) +1)
  77                 ;;
  78         fritz4020|\
  79         fritz450e)
  80                 ath9k_eeprom_extract_reverse "urlader" 5441 1088
  81                 ;;
  82         mr18)
  83                 . /lib/upgrade/nand.sh
  84
  85                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
  86                         ath9k_ubi_eeprom_extract "caldata" 4096 2048
  87                 else
  88                         ath9k_eeprom_extract "odm-caldata" 4096 2048
  89                 fi
  90                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +1)
  91                 ;;
  92         r6100 | \
  93         wndr3700v4 | \
  94         wndr4300)
  95                 ath9k_eeprom_extract "caldata" 4096 2048
  96                 ath9k_patch_firmware_mac $(mtd_get_mac_binary caldata 0)
  97                 ;;
  98         rambutan)
  99                 ath9k_eeprom_extract "art" 4096 2048
 100                 ;;
 101         wlr8100)
 102                 ath9k_eeprom_extract "art" 4096 2048
 103                 ath9k_patch_firmware_mac $(mtd_get_mac_ascii u-boot-env "ethaddr")
 104                 ;;
 105         z1)
 106                 . /lib/upgrade/nand.sh
 107
 108                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
 109                         ath9k_ubi_eeprom_extract "caldata" 4096 2048
 110                 else
 111                         ath9k_eeprom_extract "origcaldata" 4096 2048
 112                 fi
 113                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +2)
 114                 ;;
 115         *)
 116                 ath9k_eeprom_die "board $board is not supported yet"
 117                 ;;
 118         esac
 119         ;;
 120
 121 "pci_wmac0.eeprom")
 122         case $board in
 123         c-55)
 124                 ath9k_eeprom_extract "art" 20480 2048
 125                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary art 0) +2)
 126                 ;;
 127         fritz300e)
 128                 ath9k_eeprom_extract_reverse "urloader" 5441 1088
 129                 ;;
 130         mr18)
 131                 . /lib/upgrade/nand.sh
 132
 133                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
 134                         ath9k_ubi_eeprom_extract "caldata" 20480 2048
 135                 else
 136                         ath9k_eeprom_extract "odm-caldata" 20480 2048
 137                 fi
 138                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +2)
 139                 ;;
 140         wndr3700v4 | \
 141         wndr4300)
 142                 ath9k_eeprom_extract "caldata" 20480 2048
 143                 ath9k_patch_firmware_mac $(mtd_get_mac_binary caldata 12)
 144                 ;;
 145         z1)
 146                 . /lib/upgrade/nand.sh
 147
 148                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
 149                         ath9k_ubi_eeprom_extract "caldata" 86016 4096
 150                 else
 151                         ath9k_eeprom_extract "origcaldata" 86016 4096
 152                 fi
 153                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +3)
 154                 ;;
 155         *)
 156                 ath9k_eeprom_die "board $board is not supported yet"
 157                 ;;
 158         esac
 159         ;;
 160
 161 "pci_wmac1.eeprom")
 162         case $board in
 163         mr18)
 164                 . /lib/upgrade/nand.sh
 165
 166                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
 167                         ath9k_ubi_eeprom_extract "caldata" 36864 2048
 168                 else
 169                         ath9k_eeprom_extract "odm-caldata" 36864 2048
 170                 fi
 171                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +3)
 172                 ;;
 173         *)
 174                 ath9k_eeprom_die "board $board is not supported yet"
 175                 ;;
 176         esac
 177         ;;
 178 esac