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