614199c81d
Enable ath9k EEPROM extraction on boot for Ubiquiti XM-series boards. This is required for wireless interface to function. Runtime tested on Nanobridge M5. Signed-off-by: Lech Perczak <lech.perczak@gmail.com>
185 lines
3.9 KiB
Bash
185 lines
3.9 KiB
Bash
#!/bin/sh
|
|
|
|
[ -e /lib/firmware/$FIRMWARE ] && exit 0
|
|
|
|
. /lib/functions.sh
|
|
. /lib/functions/system.sh
|
|
|
|
ath9k_eeprom_die() {
|
|
echo "ath9k eeprom: " "$*"
|
|
exit 1
|
|
}
|
|
|
|
ath9k_eeprom_extract() {
|
|
local part=$1
|
|
local offset=$2
|
|
local count=$3
|
|
local mtd
|
|
|
|
mtd=$(find_mtd_chardev $part)
|
|
[ -n "$mtd" ] || \
|
|
ath9k_eeprom_die "no mtd device found for partition $part"
|
|
|
|
dd if=$mtd of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
|
|
ath9k_eeprom_die "failed to extract from $mtd"
|
|
}
|
|
|
|
ath9k_eeprom_extract_reverse() {
|
|
local part=$1
|
|
local offset=$2
|
|
local count=$3
|
|
local mtd
|
|
local reversed
|
|
local caldata
|
|
|
|
mtd=$(find_mtd_chardev "$part")
|
|
reversed=$(hexdump -v -s $offset -n $count -e '/1 "%02x "' $mtd)
|
|
|
|
for byte in $reversed; do
|
|
caldata="\x${byte}${caldata}"
|
|
done
|
|
|
|
printf "%b" "$caldata" > /lib/firmware/$FIRMWARE
|
|
}
|
|
|
|
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"
|
|
}
|
|
|
|
ath9k_patch_fw_mac() {
|
|
local mac=$1
|
|
local mac_offset=$2
|
|
local chksum_offset=$3
|
|
local xor_mac
|
|
local xor_fw_mac
|
|
local xor_fw_chksum
|
|
|
|
[ -z "$mac" -o -z "$mac_offset" ] && return
|
|
|
|
[ -n "$chksum_offset" ] && {
|
|
xor_mac=${mac//:/}
|
|
xor_mac="${xor_mac:0:4} ${xor_mac:4:4} ${xor_mac:8:4}"
|
|
|
|
xor_fw_mac=$(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} ${xor_fw_mac:8:4}"
|
|
|
|
xor_fw_chksum=$(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
|
|
}
|
|
|
|
macaddr_2bin $mac | dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=$mac_offset count=6
|
|
}
|
|
|
|
ath9k_patch_fw_mac_crc() {
|
|
local mac=$1
|
|
local mac_offset=$2
|
|
local chksum_offset=$((mac_offset - 10))
|
|
|
|
ath9k_patch_fw_mac "${mac}" "${mac_offset}" "${chksum_offset}"
|
|
}
|
|
|
|
board=$(board_name)
|
|
|
|
case "$FIRMWARE" in
|
|
"ath9k-eeprom-ahb-18100000.wmac.bin")
|
|
case $board in
|
|
avm,fritz4020)
|
|
ath9k_eeprom_extract_reverse "urlader" 5441 1088
|
|
;;
|
|
iodata,wn-ac1167dgr|\
|
|
iodata,wn-ac1600dgr2)
|
|
ath9k_eeprom_extract "art" 4096 1088
|
|
ath9k_patch_fw_mac $(mtd_get_mac_ascii u-boot-env ethaddr) 2
|
|
;;
|
|
*)
|
|
ath9k_eeprom_die "board $board is not supported yet"
|
|
;;
|
|
esac
|
|
;;
|
|
"ath9k-eeprom-pci-0000:00:00.0.bin")
|
|
case $board in
|
|
avm,fritz300e)
|
|
ath9k_eeprom_extract_reverse "urloader" 5441 1088
|
|
;;
|
|
buffalo,whr-g301n|\
|
|
tplink,tl-wr841-v5|\
|
|
tplink,tl-wr941-v4)
|
|
ath9k_eeprom_extract "art" 4096 3768
|
|
;;
|
|
ocedo,raccoon|\
|
|
tplink,tl-wdr3600|\
|
|
tplink,tl-wdr4300|\
|
|
tplink,tl-wdr4900-v2)
|
|
ath9k_eeprom_extract "art" 20480 1088
|
|
;;
|
|
netgear,wnr612-v2|\
|
|
on,n150r|\
|
|
pcs,cap324|\
|
|
tplink,tl-mr3220-v1|\
|
|
tplink,tl-mr3420-v1|\
|
|
tplink,tl-wr2543-v1|\
|
|
tplink,tl-wr740n-v1|\
|
|
tplink,tl-wr740n-v3|\
|
|
tplink,tl-wr741-v1|\
|
|
tplink,tl-wr743nd-v1|\
|
|
tplink,tl-wr841-v7|\
|
|
ubnt,bullet-m|\
|
|
ubnt,nano-m|\
|
|
ubnt,rocket-m)
|
|
ath9k_eeprom_extract "art" 4096 4096
|
|
;;
|
|
ubnt,unifi)
|
|
ath9k_eeprom_extract "art" 4096 2048
|
|
;;
|
|
*)
|
|
ath9k_eeprom_die "board $board is not supported yet"
|
|
;;
|
|
esac
|
|
;;
|
|
"ath9k-eeprom-pci-0000:00:11.0.bin")
|
|
case $board in
|
|
dlink,dir-825-b1)
|
|
ath9k_eeprom_extract "caldata" 4096 3768
|
|
ath9k_patch_fw_mac_crc $(mtd_get_mac_text "caldata" 65440) 524
|
|
;;
|
|
netgear,wndr3700|\
|
|
netgear,wndr3700v2|\
|
|
netgear,wndr3800)
|
|
ath9k_eeprom_extract "art" 4096 3768
|
|
;;
|
|
*)
|
|
ath9k_eeprom_die "board $board is not supported yet"
|
|
;;
|
|
esac
|
|
;;
|
|
"ath9k-eeprom-pci-0000:00:12.0.bin")
|
|
case $board in
|
|
dlink,dir-825-b1)
|
|
ath9k_eeprom_extract "caldata" 20480 3768
|
|
ath9k_patch_fw_mac_crc $(macaddr_add $(mtd_get_mac_text "caldata" 65460) 1) 524
|
|
;;
|
|
netgear,wndr3700|\
|
|
netgear,wndr3700v2|\
|
|
netgear,wndr3800)
|
|
ath9k_eeprom_extract "art" 20480 3768
|
|
;;
|
|
*)
|
|
ath9k_eeprom_die "board $board is not supported yet"
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|