openwrtv3/target/linux/ath79/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
Johann Neuhauser a7e1e919af ath79: preliminary support for TP-Link WDR3600 / WDR4300 (AR9344)
working:
 - leds
 - buttons
 - lan / wan
 - usb (hub port 1 + 2)
 - wifi 5g
 - sysupgrade
 - ...

not working:
 - wifi 2g

Signed-off-by: Johann Neuhauser <johann@it-neuhauser.de>
2018-05-22 20:53:15 +02:00

65 lines
1.2 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/$FIRMWARE
}
board=$(board_name)
case "$FIRMWARE" in
"ath9k-eeprom-pci-0000:00:00.0.bin")
case $board in
"avm,fritz300e")
ath9k_eeprom_extract_reverse "urloader" 5441 1088
;;
"tplink,tl-wdr3600"|\
"tplink,tl-wdr4300")
ath9k_eeprom_extract "art" 20480 1088
;;
"ubnt,unifi")
ath9k_eeprom_extract "art" 4096 2048
;;
*)
ath9k_eeprom_die "board $board is not supported yet"
;;
esac
;;
esac