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authorblogic <blogic@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-11-12 23:40:01 +0000
committerblogic <blogic@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-11-12 23:40:01 +0000
commit98bf7b355be45c78f7211fa79af71e2d426b630c (patch)
treed6e6129595da368ca4ee712b75e133bc33d23e96 /target/linux/lantiq/base-files/etc/hotplug.d
parent1efd56db6ceeeae30398d5d85a152affdca1bc15 (diff)
lantiq: adds hotplug handler for loading rt2x00 firmware
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29000 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/lantiq/base-files/etc/hotplug.d')
-rw-r--r--target/linux/lantiq/base-files/etc/hotplug.d/firmware/10-rt2x00-eeprom39
1 files changed, 39 insertions, 0 deletions
diff --git a/target/linux/lantiq/base-files/etc/hotplug.d/firmware/10-rt2x00-eeprom b/target/linux/lantiq/base-files/etc/hotplug.d/firmware/10-rt2x00-eeprom
new file mode 100644
index 0000000000..e2dfc16311
--- /dev/null
+++ b/target/linux/lantiq/base-files/etc/hotplug.d/firmware/10-rt2x00-eeprom
@@ -0,0 +1,39 @@
+#!/bin/sh
+# based on gabors ralink wisoc implementation
+
+rt2x00_eeprom_die() {
+ echo "rt2x00 eeprom: " "$*"
+ exit 1
+}
+
+rt2x00_eeprom_extract() {
+ local part=$1
+ local offset=$2
+ local count=$3
+ local mtd
+
+ . /etc/functions.sh
+
+ mtd=$(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 || \
+ rt2x00_eeprom_die "failed to extract from $mtd"
+}
+
+[ -e /lib/firmware/$FIRMWARE ] && exit 0
+
+case "$FIRMWARE" in
+"RT2860.eeprom" )
+ local board=$(grep ^machine /proc/cpuinfo | sed "s/machine.*: \(.*\) - .*/\1/g")
+ case $board in
+ ARV7525PW)
+ rt2x00_eeprom_extract "board_config" 1040 272
+ ;;
+ *)
+ rt2x00_eeprom_die "board $board is not supported yet"
+ ;;
+ esac
+ ;;
+esac