sbull_load
上传用户:wudi5211
上传日期:2010-01-21
资源大小:607k
文件大小:1k
- #!/bin/sh
- module="sbull"
- device="sbull"
- mode="664"
- chardevice="sbullr"
- # Group: since distributions do it differently, look for wheel or use staff
- if grep '^staff:' /etc/group > /dev/null; then
- group="staff"
- else
- group="wheel"
- fi
- # invoke insmod with all arguments we got
- # and use a pathname, as newer modutils don't look in . by default
- /sbin/insmod -f ./$module.o $* || exit 1
- major=`cat /proc/devices | awk "\$2=="$module" {print \$1}"`
- # Remove stale nodes and replace them, then give gid and perms
- # Usually the script is shorter, it's scull that has several devices in it.
- rm -f /dev/${device}[0-3] /dev/${device}
- mknod /dev/${device}0 b $major 0
- mknod /dev/${device}1 b $major 1
- mknod /dev/${device}2 b $major 2
- mknod /dev/${device}3 b $major 3
- ln -sf ${device}0 /dev/${device}
- chgrp $group /dev/${device}[0-3]
- chmod $mode /dev/${device}[0-3]
- #
- # Look and see if the raw device is present as well. If so set it up.
- #
- if ! grep " $chardevice$" /proc/devices > /dev/null; then
- exit
- fi
- charmajor=`cat /proc/devices | awk "\$2=="$chardevice" {print \$1}"`
- rm -f /dev/${chardevice}[0-3] /dev/${chardevice}
- mknod /dev/${chardevice}0 c $charmajor 0
- mknod /dev/${chardevice}1 c $charmajor 1
- mknod /dev/${chardevice}2 c $charmajor 2
- mknod /dev/${chardevice}3 c $charmajor 3
- ln -sf ${chardevice}0 /dev/${chardevice}
- chgrp $group /dev/${chardevice}[0-3]
- chmod $mode /dev/${chardevice}[0-3]