94 lines
2.7 KiB
Plaintext
94 lines
2.7 KiB
Plaintext
|
#!/bin/sh
|
||
|
|
|
||
|
|
### BEGIN INIT INFO
|
||
|
|
# Provides: udev
|
||
|
|
# Required-Start: mountvirtfs
|
||
|
|
# Required-Stop:
|
||
|
|
# Default-Start: S
|
||
|
|
# Default-Stop:
|
||
|
|
# Short-Description: Start udevd, populate /dev and load drivers.
|
||
|
|
### END INIT INFO
|
||
|
|
|
||
|
|
export TZ=/etc/localtime
|
||
|
|
|
||
|
|
[ -d /sys/class ] || exit 1
|
||
|
|
[ -r /proc/mounts ] || exit 1
|
||
|
|
[ -x @UDEVD@ ] || exit 1
|
||
|
|
|
||
|
|
[ -f /etc/udev/udev.conf ] && . /etc/udev/udev.conf
|
||
|
|
[ -f /etc/default/rcS ] && . /etc/default/rcS
|
||
|
|
|
||
|
|
kill_udevd () {
|
||
|
|
pid=`pidof -x udevd`
|
||
|
|
[ -n "$pid" ] && kill $pid
|
||
|
|
}
|
||
|
|
|
||
|
|
case "$1" in
|
||
|
|
start)
|
||
|
|
export ACTION=add
|
||
|
|
# propagate /dev from /sys
|
||
|
|
echo "Starting udev"
|
||
|
|
|
||
|
|
# Check for requireed devtmpfs before trying to start udev and
|
||
|
|
# mount a no-existant fs.
|
||
|
|
if ! grep -q devtmpfs /proc/filesystems
|
||
|
|
then
|
||
|
|
echo "Missing devtmpfs, which is required for udev to run";
|
||
|
|
echo "Halting..."
|
||
|
|
halt
|
||
|
|
fi
|
||
|
|
# mount the devtmpfs on /dev, if not already done
|
||
|
|
LANG=C awk '$2 == "/dev" && ($3 == "devtmpfs") { exit 1 }' /proc/mounts && {
|
||
|
|
mount -n -o mode=0755 -t devtmpfs none "/dev"
|
||
|
|
}
|
||
|
|
[ -e /dev/pts ] || mkdir -m 0755 /dev/pts
|
||
|
|
[ -e /dev/shm ] || mkdir -m 1777 /dev/shm
|
||
|
|
# the automount rule for udev needs /tmp directory available, as /tmp is a symlink
|
||
|
|
# to /var/tmp which in turn is a symlink to /var/volatile/tmp, we need to make sure
|
||
|
|
# /var/volatile/tmp directory to be available.
|
||
|
|
mkdir -m 1777 -p /var/volatile/tmp
|
||
|
|
|
||
|
|
# make_extra_nodes
|
||
|
|
kill_udevd > "/dev/null" 2>&1
|
||
|
|
|
||
|
|
# trigger the sorted events
|
||
|
|
[ -e /proc/sys/kernel/hotplug ] && echo -e '\000' >/proc/sys/kernel/hotplug
|
||
|
|
@UDEVD@ -d
|
||
|
|
|
||
|
|
udevadm control --env=STARTUP=1
|
||
|
|
if [ "$not_first_boot" != "" ];then
|
||
|
|
if [ "$PROBE_PLATFORM_BUS" != "yes" ]; then
|
||
|
|
PLATFORM_BUS_NOMATCH="--subsystem-nomatch=platform"
|
||
|
|
else
|
||
|
|
PLATFORM_BUS_NOMATCH=""
|
||
|
|
fi
|
||
|
|
udevadm trigger --action=add --subsystem-nomatch=tty --subsystem-nomatch=mem --subsystem-nomatch=vc --subsystem-nomatch=vtconsole --subsystem-nomatch=misc --subsystem-nomatch=dcon --subsystem-nomatch=pci_bus --subsystem-nomatch=graphics --subsystem-nomatch=backlight --subsystem-nomatch=video4linux $PLATFORM_BUS_NOMATCH
|
||
|
|
(udevadm settle --timeout=3; udevadm control --env=STARTUP=)&
|
||
|
|
else
|
||
|
|
udevadm trigger --action=add
|
||
|
|
udevadm settle
|
||
|
|
fi
|
||
|
|
;;
|
||
|
|
stop)
|
||
|
|
echo "Stopping udevd"
|
||
|
|
start-stop-daemon --stop --name udevd --quiet
|
||
|
|
;;
|
||
|
|
restart)
|
||
|
|
$0 stop
|
||
|
|
sleep 1
|
||
|
|
$0 start
|
||
|
|
;;
|
||
|
|
status)
|
||
|
|
pid=`pidof -x udevd`
|
||
|
|
if [ -n "$pid" ]; then
|
||
|
|
echo "udevd (pid $pid) is running ..."
|
||
|
|
else
|
||
|
|
echo "udevd is stopped"
|
||
|
|
fi
|
||
|
|
;;
|
||
|
|
*)
|
||
|
|
echo "Usage: $0 {start|stop|status|restart}"
|
||
|
|
exit 1
|
||
|
|
esac
|
||
|
|
exit 0
|