target/linux/ipq806x/base-files/etc/hotplug.d/firmware/11-ath10k-caldata

   1 #!/bin/sh
   2
   3 . /lib/functions.sh
   4
   5 ath10kcal_die() {
   6         echo "ath10cal: " "$*"
   7         exit 1
   8 }
   9
  10 ath10kcal_from_file() {
  11         local source=$1
  12         local offset=$(($2))
  13         local count=$(($3))
  14
  15         dd if=$source of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
  16                 ath10kcal_die "failed to extract calibration data from $source"
  17 }
  18
  19 ath10kcal_extract() {
  20         local part=$1
  21         local offset=$(($2))
  22         local count=$(($3))
  23         local mtd
  24
  25         mtd=$(find_mtd_chardev $part)
  26         [ -n "$mtd" ] || \
  27                 ath10kcal_die "no mtd device found for partition $part"
  28
  29         dd if=$mtd of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
  30                 ath10kcal_die "failed to extract calibration data from $mtd"
  31 }
  32
  33 ath10kcal_patch_mac_crc() {
  34         local mac=$1
  35         local mac_offset=6
  36         local chksum_offset=2
  37         local xor_mac
  38         local xor_fw_mac
  39         local xor_fw_chksum
  40
  41         [ -z "$mac" ] && return
  42
  43         xor_fw_mac=$(hexdump -v -n 6 -s $mac_offset -e '/1 "%02x"' /lib/firmware/$FIRMWARE)
  44         xor_fw_mac="${xor_fw_mac:0:4} ${xor_fw_mac:4:4} ${xor_fw_mac:8:4}"
  45
  46         macaddr_2bin $mac | dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=6 count=6
  47
  48         xor_mac=${mac//:/}
  49         xor_mac="${xor_mac:0:4} ${xor_mac:4:4} ${xor_mac:8:4}"
  50
  51         xor_fw_chksum=$(hexdump -v -n 2 -s $chksum_offset -e '/1 "%02x"' /lib/firmware/$FIRMWARE)
  52         xor_fw_chksum=$(xor $xor_fw_chksum $xor_fw_mac $xor_mac)
  53
  54         printf "%b" "\x${xor_fw_chksum:0:2}\x${xor_fw_chksum:2:2}" | \
  55                 dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=$chksum_offset count=2
  56 }
  57
  58 [ -e /lib/firmware/$FIRMWARE ] && exit 0
  59
  60 . /lib/functions/system.sh
  61
  62 board=$(board_name)
  63
  64 case "$FIRMWARE" in
  65 "ath10k/pre-cal-pci-0000:01:00.0.bin")
  66         case $board in
  67         buffalo,wxr-2533dhp)
  68                 ath10kcal_extract "ART" 0x1000 0x2f20
  69                 ath10kcal_patch_mac_crc $(mtd_get_mac_binary ART 0x1e)
  70                 ;;
  71         linksys,ea8500)
  72                 ath10kcal_extract "art" 0x1000 0x2f20
  73                 ath10kcal_patch_mac_crc $(macaddr_add $(mtd_get_mac_ascii devinfo hw_mac_addr) +1)
  74                 ;;
  75         nec,wg2600hp)
  76                 ath10kcal_extract "ART" 0x1000 0x2f20
  77                 ath10kcal_patch_mac_crc $(macaddr_add $(mtd_get_mac_binary PRODUCTDATA 0xc) +1)
  78                 ;;
  79         netgear,d7800 |\
  80         netgear,r7500v2 |\
  81         netgear,r7800)
  82                 ath10kcal_extract "art" 0x1000 0x2f20
  83                 ath10kcal_patch_mac_crc $(macaddr_add $(mtd_get_mac_binary art 0x6) +1)
  84                 ;;
  85         tplink,c2600)
  86                 ath10kcal_extract "radio" 0x1000 0x2f20
  87                 ath10kcal_patch_mac_crc $(macaddr_add $(mtd_get_mac_binary default-mac 0x8) -1)
  88                 ;;
  89         tplink,vr2600v)
  90                 ath10kcal_extract "ART" 0x1000 0x2f20
  91                 ath10kcal_patch_mac_crc $(macaddr_add $(mtd_get_mac_binary default-mac 0x0) -1)
  92                 ;;
  93         zyxel,nbg6817)
  94                 ath10kcal_extract "0:ART" 0x1000 0x2f20
  95                 ath10kcal_patch_mac_crc $(macaddr_add $(mtd_get_mac_ascii 0:APPSBLENV ethaddr) +1)
  96                 ;;
  97         esac
  98         ;;
  99 "ath10k/pre-cal-pci-0001:01:00.0.bin")
 100         case $board in
 101         buffalo,wxr-2533dhp)
 102                 ath10kcal_extract "ART" 0x5000 0x2f20
 103                 ath10kcal_patch_mac_crc $(mtd_get_mac_binary ART 0x18)
 104                 ;;
 105         linksys,ea8500)
 106                 ath10kcal_extract "art" 0x5000 0x2f20
 107                 ath10kcal_patch_mac_crc $(macaddr_add $(mtd_get_mac_ascii devinfo hw_mac_addr) +2)
 108                 ;;
 109         nec,wg2600hp)
 110                 ath10kcal_extract "ART" 0x5000 0x2f20
 111                 ath10kcal_patch_mac_crc $(mtd_get_mac_binary PRODUCTDATA 0xc)
 112                 ;;
 113         netgear,d7800 |\
 114         netgear,r7500v2 |\
 115         netgear,r7800)
 116                 ath10kcal_extract "art" 0x5000 0x2f20
 117                 ath10kcal_patch_mac_crc $(macaddr_add $(mtd_get_mac_binary art 0x6) +2)
 118                 ;;
 119         tplink,c2600)
 120                 ath10kcal_extract "radio" 0x5000 0x2f20
 121                 ath10kcal_patch_mac_crc $(mtd_get_mac_binary default-mac 0x8)
 122                 ;;
 123         tplink,vr2600v)
 124                 ath10kcal_extract "ART" 0x5000 0x2f20
 125                 ath10kcal_patch_mac_crc $(mtd_get_mac_binary default-mac 0x0)
 126                 ;;
 127         zyxel,nbg6817)
 128                 ath10kcal_extract "0:ART" 0x5000 0x2f20
 129                 ath10kcal_patch_mac_crc $(mtd_get_mac_ascii 0:APPSBLENV ethaddr)
 130                 ;;
 131         esac
 132         ;;
 133 *)
 134         exit 1
 135         ;;
 136 esac