xref: /freebsd/libexec/rc/rc.suspend (revision 7899f917b1c0ea178f1d2be0cfb452086d079d23)
1#!/bin/sh
2#
3# Copyright (c) 1999  Mitsuru IWASAKI
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9# 1. Redistributions of source code must retain the above copyright
10#    notice, this list of conditions and the following disclaimer.
11# 2. Redistributions in binary form must reproduce the above copyright
12#    notice, this list of conditions and the following disclaimer in the
13#    documentation and/or other materials provided with the distribution.
14#
15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25# SUCH DAMAGE.
26#
27#
28
29# sample run command file for APM Suspend Event
30
31if [ $# -ne 2 ]; then
32	echo "Usage: $0 [apm|acpi] [standby,suspend|1-4]"
33	exit 1
34fi
35
36subsystem=$1
37state=$2
38
39if [ -r /var/run/rc.suspend.pid ]; then
40	exit 1
41fi
42
43echo $$ 2> /dev/null > /var/run/rc.suspend.pid
44
45# If a device driver has problems suspending, try unloading it before
46# suspend and reloading it on resume.  Example:
47# kldunload usb
48
49. /etc/rc.subr
50
51load_rc_config
52
53rcorder_opts="-k suspend"
54
55case ${local_startup} in
56[Nn][Oo] | '') ;;
57*)     find_local_scripts_new ;;
58esac
59
60files=`rcorder ${rcorder_opts} /etc/rc.d/* ${local_rc} 2>/dev/null`
61
62for _rc_elem in $files; do
63	debug "run_rc_script $_rc_elem suspend"
64	run_rc_script $_rc_elem suspend
65done
66
67/usr/bin/logger -t $subsystem suspend at `/bin/date +'%Y%m%d %H:%M:%S'`
68/bin/sync && /bin/sync && /bin/sync
69/bin/sleep 3
70
71/bin/rm -f /var/run/rc.suspend.pid
72if [ $subsystem = "apm" ]; then
73	/usr/sbin/zzz
74else
75	# Notify the kernel to continue the suspend process
76	/usr/sbin/acpiconf -k 0
77fi
78
79exit 0
80