#!/bin/sh # Simple hotplug script sample:# # Both $DEVPATH and $FIRMWARE are already provided in the environment. HOTPLUG_FW_DIR=/usr/lib/hotplug/firmware/ if [ "$SUBSYSTEM" == "firmware" -a "$ACTION" == "add" ]; then  if [ -f $HOTPLUG_FW_DIR/$FIRMWARE ]; then    echo 1 > /sys/$DEVPATH/loading    cat $HOTPLUG_FW_DIR/$FIRMWARE > /sys/$DEVPATH/data    echo 0 > /sys/$DEVPATH/loading  else    echo -1 > /sys/$DEVPATH/loading  fifi