From: Chris R Blake <chrisrblak...@gmail.com>

The MR18 stores the ath9k eeprom values on the NAND.
This patch makes it possible to retrieve the images
from there.

Signed-off-by: Chris R Blake <chrisrblak...@gmail.com>
---
 package/base-files/files/lib/functions/system.sh        | 17 +++++++++++++++++
 .../base-files/etc/hotplug.d/firmware/10-ath9k-eeprom   | 16 ++++++++++++++++
 2 files changed, 33 insertions(+)

diff --git a/package/base-files/files/lib/functions/system.sh 
b/package/base-files/files/lib/functions/system.sh
index 8d75a5a..03d7127 100644
--- a/package/base-files/files/lib/functions/system.sh
+++ b/package/base-files/files/lib/functions/system.sh
@@ -41,6 +41,23 @@ mtd_get_mac_binary() {
        dd bs=1 skip=$offset count=6 if=$part 2>/dev/null | hexdump -v -n 6 -e 
'5/1 "%02x:" 1/1 "%02x"'
 }
 
+mtd_get_mac_binary_ubi() {
+       local mtdname="$1"
+       local offset="$2"
+
+       . /lib/upgrade/nand.sh
+
+       local ubidev=$(nand_find_ubi $CI_UBIPART)
+       local part=$(nand_find_volume $ubidev $1)
+
+       if [ -z "$part" ]; then
+               echo "mtd_get_mac_binary: ubi volume $mtdname not found!" >&2
+               return
+       fi
+
+       hexdump -v -n 6 -s $offset -e '5/1 "%02x:" 1/1 "%02x"' /dev/$part 
2>/dev/null
+}
+
 mtd_get_part_size() {
        local part_name=$1
        local first dev size erasesize name
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
index f18c162..72f7858 100644
--- 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
@@ -5,6 +5,7 @@
 . /lib/ar71xx.sh
 . /lib/functions.sh
 . /lib/functions/system.sh
+. /lib/upgrade/nand.sh
 
 ath9k_eeprom_die() {
        echo "ath9k eeprom: " "$*"
@@ -25,6 +26,21 @@ ath9k_eeprom_extract() {
                ath9k_eeprom_die "failed to extract from $mtd"
 }
 
+ath9k_ubi_eeprom_extract() {
+       local part=$1
+       local offset=$2
+       local count=$3
+       local ubidev=$(nand_find_ubi $CI_UBIPART)
+       local ubi
+
+       ubi=$(nand_find_volume $ubidev $part)
+       [ -n "$ubi" ] || \
+               ath9k_eeprom_die "no UBI volume found for $part"
+
+       dd if=/dev/$ubi of=/lib/firmware/$FIRMWARE bs=1 skip=$offset 
count=$count 2>/dev/null || \
+               ath9k_eeprom_die "failed to extract from $ubi"
+}
+
 ath9k_patch_firmware_mac() {
        local mac=$1
 
-- 
2.6.3
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