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#!/bin/sh
rt2x00_eeprom_die() {
echo "rt2x00 eeprom: " "$*"
exit 1
}
rt2x00_eeprom_extract() {
local part=$1
local offset=$2
local count=$3
local mtd
mtd=$(find_mtd_part $part)
[ -n "$mtd" ] || \
rt2x00_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 || \
rt2x00_eeprom_die "failed to extract from $mtd"
}
jboot_eeprom_extract() {
local part=$1
local offset=$2
local mtd
mtd=$(find_mtd_part $part)
[ -n "$mtd" ] || \
rt2x00_eeprom_die "no mtd device found for partition $part"
jboot_config_read -i $mtd -o $offset -e /lib/firmware/$FIRMWARE 2>/dev/null || \
rt2x00_eeprom_die "failed to extract from $mtd"
}
rt2x00_eeprom_set_macaddr() {
local macaddr=$1
[ -n "$macaddr" ] || \
rt2x00_eeprom_die "invalid wlan mac address"
macaddr_2bin $macaddr | dd of=/lib/firmware/$FIRMWARE \
conv=notrunc bs=1 seek=4 count=6 2>/dev/null || \
rt2x00_eeprom_die "failed to write mac address to eeprom file"
}
FW="/lib/firmware/$FIRMWARE"
[ -e "$FW" ] && exit 0
. /lib/functions.sh
. /lib/functions/system.sh
board=$(board_name)
case "$FIRMWARE" in
"soc_wmac.eeprom")
case $board in
dlink,dwr-116-a1)
wan_mac=$(jboot_config_read -m -i $(find_mtd_part "config") -o 0xE000)
wifi_mac=$(macaddr_add "$wan_mac" 1)
jboot_eeprom_extract "config" 0xE000
rt2x00_eeprom_set_macaddr $wifi_mac
;;
tiny-ac)
wifi_mac=$(mtd_get_mac_ascii u-boot-env INIC_MAC_ADDR)
rt2x00_eeprom_extract "factory" 0 512
rt2x00_eeprom_set_macaddr $wifi_mac
;;
*)
rt2x00_eeprom_die "Please define mtd-eeprom in $board DTS file!"
;;
esac
;;
esac
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