load_my_devfs

linux char device driver programming

#!/bin/sh
module="my_devfs"
device="my_devfs"
mode="664"
                                                                                
# remove stale nodes
rm -f /dev/${device}?
                                                                                
# invoke insmod with all arguments we got
# and use a pathname, as newer modutils don't look in . by default
/sbin/insmod -f ./$module.ko $* || exit 1
                                                                                
major=`cat /proc/devices | awk "\\$2==\"$module\" {print \\$1}"`
                                                                                
mknod /dev/${device} c $major 0