openwrt/target/linux/ath79/base-files/etc/hotplug.d/firmware/11-ath10k-caldata
David Bauer 97dc323a4c ath79: fix Archer A7 v5 5GHz MAC adress
Currently all Archer A7 v5 have the same (incorrect) MAC address.
The address is currently derived from eth1 which is not present on the
QCA9563. Use eth0 to get the correct MAC address.

Signed-off-by: David Bauer <mail@david-bauer.net>
2018-12-29 12:35:47 +01:00

160 lines
3.8 KiB
Bash

#!/bin/sh
. /lib/functions/k2t.sh
# xor multiple hex values of the same length
xor() {
local val
local ret="0x$1"
local retlen=${#1}
shift
while [ -n "$1" ]; do
val="0x$1"
ret=$((ret ^ val))
shift
done
printf "%0${retlen}x" "$ret"
}
ath10kcal_die() {
echo "ath10cal: " "$*"
exit 1
}
ath10kcal_from_file() {
local source=$1
local offset=$2
local count=$3
dd if=$source of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
ath10kcal_die "failed to extract calibration data from $source"
}
ath10kcal_extract() {
local part=$1
local offset=$2
local count=$3
local mtd
mtd=$(find_mtd_chardev $part)
[ -n "$mtd" ] || \
ath10kcal_die "no mtd device found for partition $part"
dd if=$mtd of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
ath10kcal_die "failed to extract calibration data from $mtd"
}
ath10kcal_patch_mac() {
local mac=$1
[ -z "$mac" ] && return
macaddr_2bin $mac | dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=6 count=6
}
ath10kcal_patch_mac_crc() {
local mac=$1
local mac_offset=6
local chksum_offset=2
local xor_mac
local xor_fw_mac
local xor_fw_chksum
xor_fw_mac=$(hexdump -v -n 6 -s $mac_offset -e '/1 "%02x"' /lib/firmware/$FIRMWARE)
xor_fw_mac="${xor_fw_mac:0:4} ${xor_fw_mac:4:4} ${xor_fw_mac:8:4}"
ath10kcal_patch_mac "$mac" && {
xor_mac=${mac//:/}
xor_mac="${xor_mac:0:4} ${xor_mac:4:4} ${xor_mac:8:4}"
xor_fw_chksum=$(hexdump -v -n 2 -s $chksum_offset -e '/1 "%02x"' /lib/firmware/$FIRMWARE)
xor_fw_chksum=$(xor $xor_fw_chksum $xor_fw_mac $xor_mac)
printf "%b" "\x${xor_fw_chksum:0:2}\x${xor_fw_chksum:2:2}" | \
dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=$chksum_offset count=2
}
}
[ -e /lib/firmware/$FIRMWARE ] && exit 0
. /lib/functions.sh
. /lib/functions/system.sh
board=$(board_name)
case "$FIRMWARE" in
"ath10k/cal-pci-0000:00:00.0.bin")
case $board in
devolo,dvl1200e|\
devolo,dvl1750c)
ath10kcal_extract "art" 20480 2116
ath10kcal_patch_mac_crc $(macaddr_add $(mtd_get_mac_binary art 0) -1)
;;
glinet,gl-x750)
ath10kcal_extract "art" 20480 2116
ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) +1)
;;
iodata,wn-ac1167dgr|\
iodata,wn-ac1600dgr2)
ath10kcal_extract "art" 20480 2116
ath10kcal_patch_mac $(macaddr_add $(mtd_get_mac_ascii u-boot-env ethaddr) +1)
;;
nec,wg800hp)
ath10kcal_extract "art" 20480 2116
ath10kcal_patch_mac_crc $(mtd_get_mac_text board_data 2176)
;;
ocedo,koala)
ath10kcal_extract "art" 20480 2116
ath10kcal_patch_mac $(mtd_get_mac_binary art 12)
;;
openmesh,om5p-ac-v2)
ath10kcal_extract "ART" 20480 2116
ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) +16)
;;
tplink,archer-c7-v2)
ath10kcal_extract "art" 20480 2116
ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth1/address) -1)
;;
tplink,archer-a7-v5|\
tplink,archer-c7-v5)
ath10kcal_extract "art" 20480 2116
ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) -1)
;;
tplink,re450-v2)
ath10kcal_extract "art" 20480 2116
ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) +1)
;;
ubnt,unifiac-lite|\
ubnt,unifiac-mesh|\
ubnt,unifiac-mesh-pro|\
ubnt,lap-120|\
ubnt,nanostation-ac|\
ubnt,nanostation-ac-loco|\
ubnt,unifiac-pro)
ath10kcal_extract "EEPROM" 20480 2116
;;
esac
;;
"ath10k/pre-cal-pci-0000:00:00.0.bin")
case $board in
phicomm,k2t)
ath10kcal_extract "art" 20480 12064
ath10kcal_patch_mac_crc $(k2t_get_mac "5g_mac")
ln -sf /lib/firmware/ath10k/pre-cal-pci-0000\:00\:00.0.bin \
/lib/firmware/ath10k/QCA9888/hw2.0/board.bin
;;
tplink,archer-c58-v1|\
tplink,archer-c59-v1)
ath10kcal_extract "art" 20480 12064
ln -sf /lib/firmware/ath10k/pre-cal-pci-0000\:00\:00.0.bin \
/lib/firmware/ath10k/QCA9888/hw2.0/board.bin
;;
esac
;;
*)
exit 1
;;
esac