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 $(mtd_get_mac_binary art 0) +1)
  77                 ;;
  78         fritz4020)
  79                 ath9k_eeprom_extract_reverse "urlader" 5441 1088
  80                 ;;
  81         mr18)
  82                 . /lib/upgrade/nand.sh
  83
  84                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
  85                         ath9k_ubi_eeprom_extract "caldata" 4096 2048
  86                 else
  87                         ath9k_eeprom_extract "odm-caldata" 4096 2048
  88                 fi
  89                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +1)
  90                 ;;
  91         r6100 | \
  92         wndr3700v4 | \
  93         wndr4300)
  94                 ath9k_eeprom_extract "caldata" 4096 2048
  95                 ath9k_patch_firmware_mac $(mtd_get_mac_binary caldata 0)
  96                 ;;
  97         rambutan)
  98                 ath9k_eeprom_extract "art" 4096 2048
  99                 ;;
 100         wlr8100)
 101                 ath9k_eeprom_extract "art" 4096 2048
 102                 ath9k_patch_firmware_mac $(mtd_get_mac_ascii u-boot-env "ethaddr")
 103                 ;;
 104         z1)
 105                 . /lib/upgrade/nand.sh
 106
 107                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
 108                         ath9k_ubi_eeprom_extract "caldata" 4096 2048
 109                 else
 110                         ath9k_eeprom_extract "origcaldata" 4096 2048
 111                 fi
 112                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +2)
 113                 ;;
 114         *)
 115                 ath9k_eeprom_die "board $board is not supported yet"
 116                 ;;
 117         esac
 118         ;;
 119
 120 "pci_wmac0.eeprom")
 121         case $board in
 122         c-55)
 123                 ath9k_eeprom_extract "art" 20480 2048
 124                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary art 0) +2)
 125                 ;;
 126         fritz300e)
 127                 ath9k_eeprom_extract_reverse "urloader" 5441 1088
 128                 ;;
 129         mr18)
 130                 . /lib/upgrade/nand.sh
 131
 132                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
 133                         ath9k_ubi_eeprom_extract "caldata" 20480 2048
 134                 else
 135                         ath9k_eeprom_extract "odm-caldata" 20480 2048
 136                 fi
 137                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +2)
 138                 ;;
 139         wndr3700v4 | \
 140         wndr4300)
 141                 ath9k_eeprom_extract "caldata" 20480 2048
 142                 ath9k_patch_firmware_mac $(mtd_get_mac_binary caldata 12)
 143                 ;;
 144         z1)
 145                 . /lib/upgrade/nand.sh
 146
 147                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
 148                         ath9k_ubi_eeprom_extract "caldata" 86016 4096
 149                 else
 150                         ath9k_eeprom_extract "origcaldata" 86016 4096
 151                 fi
 152                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +3)
 153                 ;;
 154         *)
 155                 ath9k_eeprom_die "board $board is not supported yet"
 156                 ;;
 157         esac
 158         ;;
 159
 160 "pci_wmac1.eeprom")
 161         case $board in
 162         mr18)
 163                 . /lib/upgrade/nand.sh
 164
 165                 if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
 166                         ath9k_ubi_eeprom_extract "caldata" 36864 2048
 167                 else
 168                         ath9k_eeprom_extract "odm-caldata" 36864 2048
 169                 fi
 170                 ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +3)
 171                 ;;
 172         *)
 173                 ath9k_eeprom_die "board $board is not supported yet"
 174                 ;;
 175         esac
 176         ;;
 177 esac