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_eeprom_extract_reverse() {
  44         local part=$1
  45         local offset=$2
  46         local count=$3
  47         local mtd
  48         local reversed
  49         local caldata
  50
  51         mtd=$(find_mtd_chardev "$part")
  52         reversed=$(hexdump -v -s $offset -n $count -e '/1 "%02x "' $mtd)
  53
  54         for byte in $reversed; do
  55                 caldata="\x${byte}${caldata}"
  56         done
  57
  58         printf "%b" "$caldata" > /lib/firmware/$FIRMWARE
  59 }
  60
  61 ath9k_patch_firmware_mac() {
  62         local mac=$1
  63
  64         [ -z "$mac" ] && return
  65
  66         macaddr_2bin $mac | dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=2 count=6
  67 }
  68
  69 board=$(ar71xx_board_name)
  70
  71 case "$FIRMWARE" in
  72 "soc_wmac.eeprom")
  73         case $board in
  74         c-55|\
  75         c-60)
  76                 ath9k_eeprom_extract "art" 4096 2048
  77                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary art 0) +1)
  78                 ;;
  79         mr18)
  80                 . /lib/upgrade/nand.sh
  81
  82                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
  83                         ath9k_ubi_eeprom_extract "caldata" 4096 2048
  84                 else
  85                         ath9k_eeprom_extract "odm-caldata" 4096 2048
  86                 fi
  87                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +1)
  88                 ;;
  89         r6100 | \
  90         wndr3700v4 | \
  91         wndr4300)
  92                 ath9k_eeprom_extract "caldata" 4096 2048
  93                 ath9k_patch_firmware_mac $(mtd_get_mac_binary caldata 0)
  94                 ;;
  95         rambutan)
  96                 ath9k_eeprom_extract "art" 4096 2048
  97                 ;;
  98         z1)
  99                 . /lib/upgrade/nand.sh
 100
 101                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
 102                         ath9k_ubi_eeprom_extract "caldata" 4096 2048
 103                 else
 104                         ath9k_eeprom_extract "origcaldata" 4096 2048
 105                 fi
 106                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +2)
 107                 ;;
 108         *)
 109                 ath9k_eeprom_die "board $board is not supported yet"
 110                 ;;
 111         esac
 112         ;;
 113
 114 "pci_wmac0.eeprom")
 115         case $board in
 116         c-55)
 117                 ath9k_eeprom_extract "art" 20480 2048
 118                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary art 0) +2)
 119                 ;;
 120         fritz300e)
 121                 ath9k_eeprom_extract_reverse "urloader" 5441 1088
 122                 ;;
 123         mr18)
 124                 . /lib/upgrade/nand.sh
 125
 126                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
 127                         ath9k_ubi_eeprom_extract "caldata" 20480 2048
 128                 else
 129                         ath9k_eeprom_extract "odm-caldata" 20480 2048
 130                 fi
 131                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +2)
 132                 ;;
 133         wndr3700v4 | \
 134         wndr4300)
 135                 ath9k_eeprom_extract "caldata" 20480 2048
 136                 ath9k_patch_firmware_mac $(mtd_get_mac_binary caldata 12)
 137                 ;;
 138         z1)
 139                 . /lib/upgrade/nand.sh
 140
 141                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
 142                         ath9k_ubi_eeprom_extract "caldata" 86016 4096
 143                 else
 144                         ath9k_eeprom_extract "origcaldata" 86016 4096
 145                 fi
 146                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +3)
 147                 ;;
 148         *)
 149                 ath9k_eeprom_die "board $board is not supported yet"
 150                 ;;
 151         esac
 152         ;;
 153
 154 "pci_wmac1.eeprom")
 155         case $board in
 156         mr18)
 157                 . /lib/upgrade/nand.sh
 158
 159                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
 160                         ath9k_ubi_eeprom_extract "caldata" 36864 2048
 161                 else
 162                         ath9k_eeprom_extract "odm-caldata" 36864 2048
 163                 fi
 164                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +3)
 165                 ;;
 166         *)
 167                 ath9k_eeprom_die "board $board is not supported yet"
 168                 ;;
 169         esac
 170         ;;
 171 esac