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10alsa
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10alsa
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#!/bin/ash
#Barry Kauler april 2009, puppylinux.com
#called from /etc/rc.d/rc.services at bootup, with 'start' param.
#called from /etc/rc.d/rc.shutdown at shutdown, with 'stop' param.
set_volume_levels() { #card
[ $1 ] || return
local card="$1"
echo -e "\nFor card $1"
#try and set all levels workable...
#BK: had to add ,0 after Front...
amixer -c $card -d -s <<EOF
set Master 75% unmute
set Master -12dB
set 'Master Mono' 75% unmute
set 'Master Mono' -12dB
set 'Master Front' 100% unmute
set 'Master Front' -12dB
set Front,0 75% unmute
set Front,0 -12dB
set PCM 90% unmute
set PCM 0dB
set Synth 90% unmute
set Synth 0dB
set CD 90% unmute
set CD 0dB
set Mic 0% mute
set PCM,1 90% unmute
set PCM,1 0dB
set Wave 100% unmute
set Music 100% unmute
set AC97 100% unmute
set 'Master Digital' 75% unmute
set DAC 90% unmute
set DAC -12dB
set DAC,0 90% unmute
set DAC,0 -12dB
set DAC,1 90% unmute
set DAC,1 -12dB
set Headphone 75% unmute
set Headphone -12dB
set Playback 100% unmute
set "SB Live Analog/Digital Output Jack" off
set "Audigy Analog/Digital Output Jack" off
set Speaker 75% unmute
EOF
if [ $? -eq 0 ] ; then
echo "Successfully set volume levels"
echo "# alsactl -d -f /etc/asound.state store $card"
alsactl -d -f /etc/asound.state store $card #shinobar
echo "alsactl: exit code $?"
else
echo "Failed to set volume levels"
fi
}
###################################################################
logfile='/dev/null'
LOG=1 #1 = log to file, 0 = /dev/null
case "$1" in
start|restart)
if [ "$LOG" = "1" ] ; then
mkdir -p /tmp/services
logfile='/tmp/services/10alsa.start.log'
[ "$1" = "restart" ] && logfile='/tmp/services/10alsa.restart.log'
fi
(
rm -f /var/lock/subsys/alsasound 2> /dev/null #or alsa will not start.
#sometimes these don't all load... oss-compat
modinfo snd-mixer-oss >/dev/null 2>&1 && modprobe snd-mixer-oss #/dev/mixer http://alsa.opensrc.org/Snd-mixer-oss
modinfo snd-seq-oss >/dev/null 2>&1 && modprobe snd-seq-oss #oss midi http://alsa.opensrc.org/Snd-seq-oss
modinfo snd-pcm-oss >/dev/null 2>&1 && modprobe snd-pcm-oss #/dev/dsp /dev/audio http://alsa.opensrc.org/Snd-pcm-oss
if [ -e /tmp/snd-kmod.lst ]; then
#Reload the kernel modules
for modx in $(cat /tmp/snd-kmod.lst)
do
[ "$(lsmod | grep "$modx")" == "" ] && modprobe "$modx"
done
rm -f /tmp/snd-kmod.lst
fi
if [ "$LOG" = "1" ] ; then
. /etc/DISTRO_SPECS && echo "$DISTRO_NAME $DISTRO_VERSION"
uname -a ; echo
fi
if [ "$1" = "start" ] ; then #only done at boot
for I in $(seq 10); do # shinobar: for reliable sound detection
[ -c /dev/mixer ] && break #note, /dev/mixer is deleted in /etc/rc.d/rc.sysinit.
echo "Waiting 0.5 seconds"
sleep 0.5
WAITING=1
done
[ "$WAITING" ] && echo
fi
#https://forum.openwrt.org/viewtopic.php?id=10132
if [ -c /dev/controlC0 ] ; then #controlC0 in /dev like the one found in puppy431
cd /dev ; mkdir -p /dev/snd #/dev/snd/* is deleted in /etc/rc.d/rc.sysinit
#place symlinks in /dev/snd, the alsa tools want file(s) from there..
for f in controlC* pcmC* ; do ln -sv /dev/$f /dev/snd/$f ; done
echo
fi
if [ "$LOG" = "1" ] ; then
#/dev/snd/controlC0 [ /dev/mixer associates with this ]
#/dev/snd/pcmC0D0p is a play back device
#/dev/snd/pcmC0D0c is a recording device
[ -c /dev/mixer ] || { echo "Warning: /dev/mixer is missing"; echo; }
[ -c /dev/snd/controlC0 ] || { echo "ERROR: /dev/snd/controlC0 is missing"; echo; }
cat /proc/asound/modules
echo -e "\n###################################################"
cat /proc/asound/cards
echo -e "###################################################\n"
echo "###################################################"
lsmod | grep snd
echo -e "###################################################\n"
fi
if [ ! -f /etc/asound.state ];then
echo "=================================="
echo "/etc/asound.state: not found"
echo "Try and set all levels workable..."
x=0
while [ -e /sys/class/sound/card${x} ] ; do
set_volume_levels $x
let x++
done
echo "=================================="
else
#this restores settings based on soundcard ID I suppose
echo "# alsactl -d -f /etc/asound.state restore"
alsactl -d -f /etc/asound.state restore #from /etc/asound.state.
echo "alsactl: exit code $?"
fi
if [ ! -e /etc/alsa/conf.d/50-pipewire.conf ] && [ "$(which pulseaudio)" != "" -o "$(which pipewire-pulse)" != "" ]; then
if [ -e /etc/asound.conf ] && [ "$(cat /etc/asound.conf | grep "ctl.pulse")" == "" ]; then
echo "pcm.pulse {
type pulse
}
ctl.pulse {
type pulse
}
pcm.default pulse
ctl.default pulse
" > /etc/asound.conf
elif [ ! -e /etc/asound.conf ]; then
echo "pcm.pulse {
type pulse
}
ctl.pulse {
type pulse
}
pcm.default pulse
ctl.default pulse
" > /etc/asound.conf
fi
fi
if [ "$1" = "restart" ] ; then #no need at boot
if [ "$(busybox pidof retrovol)" ] ; then
killall -9 retrovol
retrovol -hide &
fi
fi
) &> ${logfile}
;;
stop)
if [ "$LOG" = "1" ] ; then
mkdir -p /tmp/services
logfile=/tmp/services/10alsa.stop.log
fi
(
[ -f /etc/asound.state ] && alsactl -d -f /etc/asound.state store #saves to /etc/asound.state
# Kill processes holding open sound devices...
fuser -kv /dev/admmidi? /dev/adsp? /dev/amidi? /dev/audio* /dev/dmfm* /dev/dmmidi? /dev/dsp* /dev/dspW* /dev/midi0? /dev/mixer? /dev/music /dev/patmgr? /dev/sequencer* /dev/sndstat >/dev/null 2>&1
[ -d /proc/asound/dev ] && fuser -kv /proc/asound/dev/*
[ -d /dev/snd ] && fuser -kv /dev/snd/*
# remove all sequencer connections if any
[ -f /proc/asound/seq/clients -a -x aconnect ] && aconnect --removeall
# mute master to avoid clicks at unload
amixer set Master mute
#Remember the soundcard kernel modules temporarily
lsmod | grep "^snd" | grep -E '0 $|0$' | grep -Ev "(snd-page-alloc|snd_page_alloc)" > /tmp/snd-kmod.lst
[ "$(lsmod | grep "^soundcore|^gameport")" != "" ] && lsmod | grep "^soundcore|^gameport" | grep -E '0 $|0$' >> /tmp/snd-kmod.lst
# remove all sound modules...
# karl godt: refer: http://www.murga-linux.com/puppy/viewtopic.php?t=71767&start=390
c=0
while [ "`lsmod | grep 'snd_'`" ];do
lsmod | grep "^snd" | grep -E '0 $|0$' | grep -Ev "(snd-page-alloc|snd_page_alloc)" |
while read line ;do
modprobe -rv `echo $line | cut -d ' ' -f 1`
done
c=$((c+1));[ "$c" = '6' ] && break #precaution if neverending loop
done
# remove the 2.2 soundcore module (if possible)
rmmod soundcore
rmmod gameport
# remove lockfile if lockdir exists
[ -d /var/lock/subsys ] && rm -fv /var/lock/subsys/alsasound
) &> ${logfile}
;;
esac
### END ###