target/linux/ath79/base-files/etc/hotplug.d/firmware/11-ath10k-caldata

   1 #!/bin/sh
   2
   3 . /lib/functions/k2t.sh
   4
   5 # xor multiple hex values of the same length
   6 xor() {
   7         local val
   8         local ret="0x$1"
   9         local retlen=${#1}
  10
  11         shift
  12         while [ -n "$1" ]; do
  13                 val="0x$1"
  14                 ret=$((ret ^ val))
  15                 shift
  16         done
  17
  18         printf "%0${retlen}x" "$ret"
  19 }
  20
  21 ath10kcal_die() {
  22         echo "ath10cal: " "$*"
  23         exit 1
  24 }
  25
  26 ath10kcal_from_file() {
  27         local source=$1
  28         local offset=$2
  29         local count=$3
  30
  31         dd if=$source of=/lib/firmware/$FIRMWARE iflag=skip_bytes bs=$count skip=$offset count=1 2>/dev/null || \
  32                 ath10kcal_die "failed to extract calibration data from $source"
  33 }
  34
  35 ath10kcal_extract() {
  36         local part=$1
  37         local offset=$2
  38         local count=$3
  39         local mtd
  40
  41         mtd=$(find_mtd_chardev $part)
  42         [ -n "$mtd" ] || \
  43                 ath10kcal_die "no mtd device found for partition $part"
  44
  45         dd if=$mtd of=/lib/firmware/$FIRMWARE iflag=skip_bytes bs=$count skip=$offset count=1 2>/dev/null || \
  46                 ath10kcal_die "failed to extract calibration data from $mtd"
  47 }
  48
  49 ath10kcal_patch_mac() {
  50         local mac=$1
  51
  52         [ -z "$mac" ] && return
  53
  54         macaddr_2bin $mac | dd of=/lib/firmware/$FIRMWARE conv=notrunc oflag=seek_bytes bs=6 seek=6 count=1
  55 }
  56
  57 ath10kcal_patch_mac_crc() {
  58         local mac=$1
  59         local mac_offset=6
  60         local chksum_offset=2
  61         local xor_mac
  62         local xor_fw_mac
  63         local xor_fw_chksum
  64
  65         xor_fw_mac=$(hexdump -v -n 6 -s $mac_offset -e '/1 "%02x"' /lib/firmware/$FIRMWARE)
  66         xor_fw_mac="${xor_fw_mac:0:4} ${xor_fw_mac:4:4} ${xor_fw_mac:8:4}"
  67
  68         ath10kcal_patch_mac "$mac" && {
  69                 xor_mac=${mac//:/}
  70                 xor_mac="${xor_mac:0:4} ${xor_mac:4:4} ${xor_mac:8:4}"
  71
  72                 xor_fw_chksum=$(hexdump -v -n 2 -s $chksum_offset -e '/1 "%02x"' /lib/firmware/$FIRMWARE)
  73                 xor_fw_chksum=$(xor $xor_fw_chksum $xor_fw_mac $xor_mac)
  74
  75                 printf "%b" "\x${xor_fw_chksum:0:2}\x${xor_fw_chksum:2:2}" | \
  76                         dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=$chksum_offset count=2
  77         }
  78 }
  79
  80 [ -e /lib/firmware/$FIRMWARE ] && exit 0
  81
  82 . /lib/functions.sh
  83 . /lib/functions/system.sh
  84
  85 board=$(board_name)
  86
  87 case "$FIRMWARE" in
  88 "ath10k/cal-pci-0000:00:00.0.bin")
  89         case $board in
  90         devolo,dvl1200e|\
  91         devolo,dvl1200i|\
  92         devolo,dvl1750c|\
  93         devolo,dvl1750e|\
  94         devolo,dvl1750i)
  95                 ath10kcal_extract "art" 20480 2116
  96                 ath10kcal_patch_mac_crc $(macaddr_add $(mtd_get_mac_binary art 0) -1)
  97                 ;;
  98         dlink,dir-859-a1)
  99                 ath10kcal_extract "art" 20480 2116
 100                 ath10kcal_patch_mac $(mtd_get_mac_ascii devdata "wlan5mac")
 101                 ;;
 102         elecom,wrc-1750ghbk2-i)
 103                 ath10kcal_extract "ART" 20480 2116
 104                 ;;
 105         engenius,epg5000|\
 106         iodata,wn-ac1167dgr|\
 107         iodata,wn-ac1600dgr2)
 108                 ath10kcal_extract "art" 20480 2116
 109                 ath10kcal_patch_mac $(macaddr_add $(mtd_get_mac_ascii u-boot-env ethaddr) +1)
 110                 ;;
 111         engenius,ews511ap|\
 112         glinet,gl-ar750s|\
 113         glinet,gl-x750|\
 114         tplink,re450-v2)
 115                 ath10kcal_extract "art" 20480 2116
 116                 ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) +1)
 117                 ;;
 118         nec,wg800hp)
 119                 ath10kcal_extract "art" 20480 2116
 120                 ath10kcal_patch_mac_crc $(mtd_get_mac_text board_data 2176)
 121                 ;;
 122         ocedo,koala)
 123                 ath10kcal_extract "art" 20480 2116
 124                 ath10kcal_patch_mac $(mtd_get_mac_binary art 12)
 125                 ;;
 126         openmesh,om5p-ac-v2)
 127                 ath10kcal_extract "ART" 20480 2116
 128                 ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) +16)
 129                 ;;
 130         tplink,archer-c2-v3)
 131                 ath10kcal_extract "ART" 20480 2116
 132                 ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) -1)
 133                 ;;
 134         tplink,archer-c5-v1|\
 135         tplink,archer-c7-v2)
 136                 ath10kcal_extract "art" 20480 2116
 137                 ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth1/address) -1)
 138                 ;;
 139         tplink,archer-a7-v5|\
 140         tplink,archer-c7-v4|\
 141         tplink,archer-c7-v5)
 142                 ath10kcal_extract "art" 20480 2116
 143                 ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) -1)
 144                 ;;
 145         tplink,re350k-v1)
 146                 ath10kcal_extract "art" 20480 2116
 147                 ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) +2)
 148                 ;;
 149         ubnt,unifiac-lite|\
 150         ubnt,unifiac-mesh|\
 151         ubnt,unifiac-mesh-pro|\
 152         ubnt,lap-120|\
 153         ubnt,nanobeam-ac|\
 154         ubnt,nanostation-ac|\
 155         ubnt,nanostation-ac-loco|\
 156         ubnt,unifiac-pro)
 157                 ath10kcal_extract "EEPROM" 20480 2116
 158                 ;;
 159         yuncore,a770)
 160                 ath10kcal_extract "art" 20480 2116
 161                 ;;
 162         esac
 163         ;;
 164 "ath10k/pre-cal-pci-0000:00:00.0.bin")
 165         case $board in
 166         nec,wg1200cr)
 167                 ath10kcal_extract "art" 20480 12064
 168                 ath10kcal_patch_mac_crc $(mtd_get_mac_ascii devdata wlan5mac)
 169                 ln -sf /lib/firmware/ath10k/pre-cal-pci-0000\:00\:00.0.bin \
 170                         /lib/firmware/ath10k/QCA9888/hw2.0/board.bin
 171                 ;;
 172         phicomm,k2t)
 173                 ath10kcal_extract "art" 20480 12064
 174                 ath10kcal_patch_mac_crc $(k2t_get_mac "5g_mac")
 175                 ln -sf /lib/firmware/ath10k/pre-cal-pci-0000\:00\:00.0.bin \
 176                         /lib/firmware/ath10k/QCA9888/hw2.0/board.bin
 177                 ;;
 178         tplink,archer-c58-v1|\
 179         tplink,archer-c59-v1|\
 180         tplink,archer-c6-v2)
 181                 ath10kcal_extract "art" 20480 12064
 182                 ath10kcal_patch_mac_crc $(macaddr_add $(mtd_get_mac_binary mac 8) -1)
 183                 ln -sf /lib/firmware/ath10k/pre-cal-pci-0000\:00\:00.0.bin \
 184                         /lib/firmware/ath10k/QCA9888/hw2.0/board.bin
 185                 ;;
 186         esac
 187         ;;
 188 *)
 189         exit 1
 190         ;;
 191 esac