openwrt/package/base-files/files/sbin/hotplug-call

#!/bin/sh
# Copyright (C) 2006 OpenWrt.org

export HOTPLUG_TYPE="$1"

# bypass the normal hotplug path for firmware loading
# would otherwise cause problems with drivers like bcm43xx
[ -d /sys/firmware -a "firmware" = "$HOTPLUG_TYPE" -a "add" = "$ACTION" ] && {
	[ -f "/lib/firmware/$FIRMWARE" ] && {
		echo 1 > "/sys$DEVPATH/loading"
		dd if="/lib/firmware/$FIRMWARE" of="/sys$DEVPATH/data" bs=64k
		echo 0 > "/sys$DEVPATH/loading"
	}
	exit 0
}

. /etc/functions.sh

PATH=/bin:/sbin:/usr/bin:/usr/sbin
LOGNAME=root
USER=root
export PATH LOGNAME USER

[ \! -z "$1" -a -d /etc/hotplug.d/$1 ] && {
	for script in $(ls /etc/hotplug.d/$1/* 2>&-); do (
		[ -f $script ] && . $script
	); done
}