3 # alsasound This shell script takes care of starting and stopping \
6 # This script requires /usr/sbin/alsactl program from alsa-utils package.
8 # Copyright (c) by Jaroslav Kysela <perex@jcu.cz>
10 # This program is free software; you can redistribute it and/or modify
11 # it under the terms of the GNU General Public License as published by
12 # the Free Software Foundation; either version 2 of the License, or
13 # (at your option) any later version.
15 # This program is distributed in the hope that it will be useful,
16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 # GNU General Public License for more details.
20 # You should have received a copy of the GNU General Public License
21 # along with this program; if not, write to the Free Software
22 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 # For PLD Linux Distribution:
26 # chkconfig: 2345 87 14
27 # description: ALSA driver
30 # Source function library.
31 . /etc/rc.d/init.d/functions
33 if [ $(kernelverser) = "002006" ]; then
34 MODULES_CONF=/etc/modprobe.conf
35 elif [ -r /etc/modules.conf ]; then
36 MODULES_CONF=/etc/modules.conf
38 MODULES_CONF=/etc/conf.modules
44 # insert all sound modules
46 if OLDLOGLEV=$(awk '{print $1}' < /proc/sys/kernel/printk 2> /dev/null); then
49 awk '$1 == "alias" && $3 != "off" && ($2 ~ /^snd-card-[0-9]$/) {print $2}' < $MODULES_CONF | \
51 msg_starting "sound driver: $line"
56 awk '$1 == "alias" && $3 != "off" && ($2 ~ /^sound-service-[0-9]-[0-9]+$/) {print $2}' < $MODULES_CONF | \
58 msg_starting "sound driver: $line"
63 if [ -n "$OLDLOGLEV" ]; then
64 /sbin/loglevel "$OLDLOGLEV"
67 # restore driver settings
69 if [ -x /usr/sbin/alsactl ]; then
70 if [ -f /etc/asound.state ]; then
71 if [ "$(kernelver)" -lt "002006012" ]; then
73 [ -a /dev/snd/controlC0 ] && break
77 /usr/sbin/alsactl restore
80 show "ERROR: alsactl not found"; fail
87 # remove all sound modules
89 /sbin/lsmod | awk '/^(snd|ac97_bus)/ { print $0 }' | while read line; do \
90 /sbin/rmmod `echo $line | cut -d ' ' -f 1`; \
97 # store driver settings
99 if [ -x /usr/sbin/alsactl ]; then
100 /usr/sbin/alsactl store
102 show '!!!alsactl not found!!!'; fail
105 # remove all sound modules
113 # run only detect module
115 /sbin/modprobe snd-detect
120 if [ ! -d /proc/asound ]; then
122 if [ -d /proc/asound ]; then
123 touch /var/lock/subsys/alsasound
128 if [ -f /proc/asound/detect ]; then
129 show "Shutting down sound detect module"
133 if [ -d /proc/asound ]; then
134 touch /var/lock/subsys/alsasound
139 msg_already_running "ALSA driver"
146 if [ -d /proc/asound ]; then
147 show "Shutting down sound driver"
149 if [ -f /proc/asound/detect ]; then
154 (rmmod isapnp; rmmod soundcore) 2> /dev/null
155 if [ -d /var/lock/subsys ]; then
156 rm -f /var/lock/subsys/alsasound
160 msg_not_running "ALSA driver"
165 # See how we were called.
173 restart|force-reload)
181 msg_usage "$0 {start|stop|restart|force-reload|status}"