2011-04-27 19:57:03 +02:00
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#!/bin/bash
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#
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# sound - sound configuration plugin for postplug
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# Copyright (c) 2005-2007 by Davide Madrisan <davide.madrisan@gmail.com>
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2011-11-06 23:40:58 +01:00
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# Copyright (c) 2005-2011 by Silvan Calarco <silvan.calarco@mambasoft.it>
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2011-04-27 19:57:03 +02:00
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# Note: Some code has been stolen from /usr/sbin/alsaconf version 1.0.13
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if [ $UID != 0 ]; then
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echo "$0: must be superuser." >&2
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exit 1
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fi
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me="sound"
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[ -r /etc/sysconfig/machine ] && . /etc/sysconfig/machine
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. /etc/postplug/postplug.defs
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[ -r /etc/sysconfig/postplug ] && . /etc/sysconfig/postplug
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SYSCONFIG_SOUNDCARDS=/etc/sysconfig/soundcards
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# set default mixer volumes
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function set_mixers() {
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[ -x /usr/bin/amixer ] || return
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/usr/bin/amixer -s -q <<_EOF
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set Master 90% unmute
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set 'Master Mono' 75% unmute
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set Front 90% unmute
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set Speaker 90% unmute
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set PCM 90% unmute
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mixer Synth 90% unmute
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mixer CD 90% unmute
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# mute mic
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set Mic 0% mute
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# ESS 1969 chipset has 2 PCM channels
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set PCM,1 90% unmute
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# Trident/YMFPCI/emu10k1
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set Wave 100% unmute
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set Music 100% unmute
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set AC97 100% unmute
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# CS4237B chipset:
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set 'Master Digital' 75% unmute
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# Envy24 chips with analog outs
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set DAC 90% unmute
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set DAC,0 90% unmute
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set DAC,1 90% unmute
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# some notebooks use headphone instead of master
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set Headphone 75% unmute
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set Playback 100% unmute
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# turn off digital switches
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set "SB Live Analog/Digital Output Jack" off
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set "Audigy Analog/Digital Output Jack" off
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_EOF
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}
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2011-11-06 23:40:58 +01:00
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SOUND_DEV="`lspci -n | grep " 04[0-9][0-9]: "`"
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2011-04-27 19:57:03 +02:00
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2011-11-06 23:40:58 +01:00
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if [ "$SOUND_FORCE_RESCAN" != "on" -a "$SOUND_FORCE_RESCAN" != "1" ]; then
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if [ -e $postpluglibdir/sound.cache ]; then
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SOUND_DEV_CACHED="`cat $postpluglibdir/sound.cache`"
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[ "$SOUND_DEV" = "$SOUND_DEV_CACHED" ] && exit 0
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logmsg "$me" "warning: audio device appears to have changed; re-probing"
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mv $SYSCONFIG_SOUNDCARDS $SYSCONFIG_SOUNDCARDS.postplug.save
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2011-04-27 19:57:03 +02:00
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fi
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fi
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2011-11-06 23:40:58 +01:00
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echo "$SOUND_DEV" > $postpluglibdir/sound.cache
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for c in /proc/asound/card[0-9]*; do
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id=`cat $c/id`
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codec=`grep Codec: $c/codec* | head -n1`
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logmsg "$me" $"setting volumes for $id sound card ($codec)"
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index=${d1/*card}
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set_mixers $index
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done
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if [ -x /usr/sbin/alsactl ]; then
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logmsg "$me" $"saving the mixer setup (/var/lib/sound/asound.state)"
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/usr/sbin/alsactl store >/dev/null
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2011-04-27 19:57:03 +02:00
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fi
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echo "$SOUND_DEV" > $postpluglibdir/sound.cache
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exit 0
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