1 files changed, 65 insertions, 0 deletions
diff --git a/target/linux/ar71xx/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom b/target/linux/ar71xx/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
new file mode 100644
index 0000000..b5f0588
--- /dev/null
+++ b/target/linux/ar71xx/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
@@ -0,0 +1,65 @@
+#!/bin/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_patch_firmware_mac() {
+	local mac=$1
+
+	[ -z "$mac" ] && return
+
+	macaddr_2bin $mac | dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=2 count=6
+}
+
+[ -e /lib/firmware/$FIRMWARE ] && exit 0
+
+. /lib/ar71xx.sh
+. /lib/functions.sh
+. /lib/functions/system.sh
+
+board=$(ar71xx_board_name)
+
+case "$FIRMWARE" in
+"soc_wmac.eeprom")
+	case $board in
+	r6100 | \
+	wndr3700v4 | \
+	wndr4300)
+		ath9k_eeprom_extract "caldata" 4096 2048
+		ath9k_patch_firmware_mac $(mtd_get_mac_binary caldata 0)
+		;;
+	*)
+		ath9k_eeprom_die "board $board is not supported yet"
+		;;
+	esac
+	;;
+
+"pci_wmac0.eeprom")
+	case $board in
+	wndr3700v4 | \
+	wndr4300)
+		ath9k_eeprom_extract "caldata" 20480 2048
+		ath9k_patch_firmware_mac $(mtd_get_mac_binary caldata 12)
+		;;
+	*)
+		ath9k_eeprom_die "board $board is not supported yet"
+		;;
+	esac
+	;;
+esac