config_cpu(){
if checkbootparam 'nocpu'; then
ewarn "Skipping CPU detection as requested on boot commandline." ; eend 0
+ return 0
+fi
+
+if [[ $(grep -c processor /proc/cpuinfo) -gt 1 ]] ; then
+ einfo "Detecting CPU:"
+ CPU=$(awk -F: '/^processor/{printf " Processor"$2" is"};/^model name/{printf $2};/^vendor_id/{printf vendor};/^cpu MHz/{printf " %dMHz",int($2)};/^cache size/{printf ","$2" Cache"};/^$/{print ""}' /proc/cpuinfo 2>>$DEBUG)
+ echo $CPU | sed 's/ \{1,\}/ /g'
+ eend 0
else
- # check module dependencies
- cpufreq_check() {
- if ! [ -e /lib/modules/${KERNEL}/kernel/arch/x86/kernel/cpu/cpufreq ] ; then
- if [ -e /lib64 ] ; then
- [ -e /lib/modules/${KERNEL}/kernel/arch/x86_64/kernel/cpufreq ] || return 1
+ einfo "Detecting CPU: `awk -F: '/^processor/{printf " Processor"$2" is"};/^model name/{printf $2};/^vendor_id/{printf vendor};/^cpu MHz/{printf " %dMHz",int($2)};/^cache size/{printf ","$2" Cache"};/^$/{print ""}' /proc/cpuinfo 2>>$DEBUG` " ; eend 0
+fi
+
+# Virtual Box supports ACPI and laptop-detect would return with '0', so check for it:
+if [ -r /proc/acpi/battery/BAT0/info ] && grep -q 'OEM info:.*innotek' /proc/acpi/battery/BAT0/info ; then
+ einfo 'Virtual Box detected, skipping cpufreq setup.' ; eend 0
+ return 0
+fi
+
+if [ -x /etc/init.d/loadcpufreq ] ; then
+ einfo "Trying to set up cpu frequency scaling:"
+ eindent
+ SKIP_CPU_GOVERNOR=''
+ LOADCPUFREQ=$(mktemp)
+ /etc/init.d/loadcpufreq start >"$LOADCPUFREQ" 2>&1 ; RC=$?
+ if grep -q FATAL "$LOADCPUFREQ" ; then
+ eindent
+ SKIP_CPU_GOVERNOR=1
+ oldIFS="$IFS"
+ IFS="
+"
+ for line in $(grep FATAL "$LOADCPUFREQ" | sed 's/.*FATAL: //; s/ (.*)//') ; do
+ eerror "$line" ; eend $RC
+ done
+ IFS="$oldIFS"
+ eoutdent
+ elif grep -q done "$LOADCPUFREQ" ; then
+ MODULE=$(grep done "$LOADCPUFREQ" | sed 's/.*done (\(.*\))./\1/')
+ if [ -n "$MODULE" -a "$MODULE" != none ]; then
+ einfo "Loading cpufreq kernel module $MODULE" ; eend 0
else
- [ -e /lib/modules/${KERNEL}/kernel/arch/i386/kernel/cpu/cpufreq -o ! -e /lib/modules/${KERNEL}/kernel/drivers/cpufreq ] || return 1
+ ewarn "Could not find an appropriate kernel module for cpu frequency scaling." ; eend 1
fi
fi
- }
- if [[ `grep -c processor /proc/cpuinfo` -gt 1 ]] ; then
- einfo "Detecting CPU:"
- CPU=$(awk -F: '/^processor/{printf " Processor"$2" is"};/^model name/{printf $2};/^vendor_id/{printf vendor};/^cpu MHz/{printf " %dMHz",int($2)};/^cache size/{printf ","$2" Cache"};/^$/{print ""}' /proc/cpuinfo 2>>$DEBUG)
- echo $CPU | sed 's/ \{1,\}/ /g'
- eend 0
- else
- einfo "Detecting CPU: `awk -F: '/^processor/{printf " Processor"$2" is"};/^model name/{printf $2};/^vendor_id/{printf vendor};/^cpu MHz/{printf " %dMHz",int($2)};/^cache size/{printf ","$2" Cache"};/^$/{print ""}' /proc/cpuinfo 2>>$DEBUG` " ; eend 0
- fi
+ rm -f $LOADCPUFREQ
- # Disclaimer: sorry for the tons of if/then/else... but this makes sure we use:
- # * it only if we have the according kernel modules available
- # * cpufreq not inside Virtual Box
- # * current version of /etc/init.d/loadcpufreq from Debian (to stay in sync)
- # -> parse output of the initscript and output it according to our look'n'feel
- # * our own cpufreq-detect.sh if /etc/init.d/loadcpufreq isn't present
- if ! cpufreq_check ; then
- ewarn "Skipping cpufreq setup as module dependencies are not fulfilled." ; eend 1
- else
- # Virtual Box supports ACPI and laptop-detect would return with '0', so check for it:
- if [ -r /proc/acpi/battery/BAT0/info ] ; then
- if grep -q 'OEM info: innotek' /proc/acpi/battery/BAT0/info ; then
- einfo 'Virtual Box detected, skipping cpufreq setup.' ; eend 0
- return 0
- fi
- fi
- einfo "Trying to set up cpu frequency scaling:"
- eindent
- if [ -x /etc/init.d/loadcpufreq ] ; then
- SKIP_CPU_GOVERNOR=''
- LOADCPUFREQ=$(mktemp)
- /etc/init.d/loadcpufreq start >"$LOADCPUFREQ" 2>&1 ; RC=$?
- if grep -q FATAL "$LOADCPUFREQ" ; then
- eindent
- SKIP_CPU_GOVERNOR=1
- oldIFS="$IFS"
- IFS="
-"
- for line in $(grep FATAL "$LOADCPUFREQ" | sed 's/.*FATAL: //; s/ (.*)//') ; do
- eerror "$line" ; eend $RC
- done
- IFS="$oldIFS"
- eoutdent
- elif grep -q done "$LOADCPUFREQ" ; then
- MODULE=$(grep done "$LOADCPUFREQ" | sed 's/.*done (\(.*\))./\1/')
- if [ -n "$MODULE" -a "$MODULE" != none ]; then
- einfo "Loading cpufreq kernel module $MODULE" ; eend 0
- else
- ewarn "Could not find an appropriate kernel module for cpu frequency scaling." ; eend 1
- fi
- fi
- rm -f $LOADCPUFREQ
- elif [ -r /usr/bin/cpufreq-detect.sh ] ; then
- . /usr/bin/cpufreq-detect.sh
- if [ -n "$MODULE" -a "$MODULE" != none ]; then
- einfo "Loading modules ${MODULE}"
- modprobe "$MODULE" >>$DEBUG || modprobe "$MODULE_FALLBACK" >>$DEBUG
- RC=$?
- if [[ "$RC" == 0 ]]; then
- eend 0
- else
- SKIP_CPU_GOVERNOR=1
- eend $RC
- fi
- else
- ewarn "Could not detect an appropriate CPU for use with cpu frequency scaling - skipping."
- eend 1
- fi # $MODULE
- fi # loadcpufreq
-
- if [ -z "$SKIP_CPU_GOVERNOR" ] ; then
- einfo "Loading cpufreq_ondemand, setting ondemand governor"
- RC=0
- if modprobe cpufreq_ondemand ; RC=$? ; then
- for file in $(find /sys/devices/system/cpu/ -name scaling_governor 2>/dev/null) ; do
- echo ondemand > $file
- done
- fi
- eend $RC
- fi # cpu-governor
-
- eoutdent
+ if [ -z "$SKIP_CPU_GOVERNOR" ] ; then
+ einfo "Loading cpufreq_ondemand, setting ondemand governor"
+ RC=0
+ if modprobe cpufreq_ondemand ; RC=$? ; then
+ for file in $(find /sys/devices/system/cpu/ -name scaling_governor 2>/dev/null) ; do
+ echo ondemand > $file
+ done
+ fi
+ eend $RC
+ fi # cpu-governor
- fi # cpufreq_check
-fi # checkbootparam nocpu
+ eoutdent
+fi
}
# }}}
# }}}
# {{{ Sound
-
-config_mixer(){
-if ! [ -x /usr/bin/amixer ] ; then
- eerror "amixer binary not available. Can not set sound volumes therefore." ; eend 1
-else
-
- if ! [ -r /proc/asound/cards ] ; then
- ewarn "No soundcard present, skipping mixer settings therefore." ; eend 0
- return
- fi
-
- if checkbootparam 'vol' ; then
- VOL="$(getbootparam 'vol' 2>>$DEBUG)"
- if [ -z "$VOL" ] ; then
- eerror "Bootoption vol found but no volume level/parameter given. Using defaults." ; eend 1
- VOL='75' # default
- fi
- else
- VOL='75' # default
- fi
-
- if checkbootparam 'nosound' ; then
- einfo "Muting sound devices on request."
-
- fix_ibm_sound 0
- # mute the master, this should be sufficient
- ERROR=$(amixer -q set Master mute)
- RC=$?
-
- if [ -n "$ERROR" ] ; then
- eindent
- eerror "Problem muting sound devices: $ERROR"
- eoutdent
- fi
- eend $RC
- elif [ -z "$INSTALLED" ]; then
- einfo "Setting mixer volumes to level ${WHITE}${VOL}${NORMAL}."
-
- fix_ibm_sound ${VOL}
-
- # by default assume '0' as volume for microphone:
- if checkbootparam 'micvol' ; then
- MICVOL="$(getbootparam 'micvol' 2>>$DEBUG)"
- else
- MICVOL=0
- fi
-
- # finally set the volumes:
- RC=0
- for CONTROL in Master PCM ; do
- amixer -q set ${CONTROL} ${VOL}%
- if [ $? -ne 0 ] ; then RC=$? ; fi
- done
- # dont know how to set microphone volume for all soundcards with amixer,
- # so use aumix instead :/
- if [ ${MICVOL} -ne 0 -a -x /usr/bin/aumix ] ; then
- aumix -m $MICVOL &>/dev/null
- if [ $? -ne 0 ] ; then RC=$? ; fi
+config_mixer () {
+ if ! [ -x /usr/bin/amixer ] ; then
+ eerror "amixer binary not available. Can not set sound volumes therefore."
+ eend 1
+ else
+ if ! [ -r /proc/asound/cards ] ; then
+ ewarn "No soundcard present, skipping mixer settings therefore."
+ eend 0
+ return
fi
- eend $RC
- fi
+ for card in $(cat /proc/asound/cards| grep -e '^\s*[0-9]' | awk '{print $1}') ; do
+ einfo "Configuring soundcard $(cat /proc/asound/cards| grep -e "$card" | awk -F\[ '{print $2}' | awk '{print $1}')"
+ eindent
-fi
-}
+ if checkbootparam 'vol' ; then
+ VOL="$(getbootparam 'vol' 2>>$DEBUG)"
+ if [ -z "$VOL" ] ; then
+ eerror "Bootoption vol found but no volume level/parameter given. Using defaults (75%)."
+ VOL='75'
+ eend 1
+ fi
+ else
+ VOL='75'
+ fi
-# on some IBM notebooks the front control has to be toggled
-fix_ibm_sound() {
- if [ -z $1 ] ; then
- return
- fi
+ if checkbootparam 'nosound' ; then
+ einfo "Muting sound devices on request."
+ ERROR=$(amixer -q set Master mute)
+ RC=$?
+ if [ -n "$ERROR" ] ; then
+ eindent
+ eerror "Problem muting sound devices: $ERROR"
+ eoutdent
+ fi
+ eend $RC
+ elif [ -z "$INSTALLED" ] ; then
+ einfo "Setting mixer volumes to level ${WHITE}${VOL}${NORMAL}."
- VOL=${1}
+ if checkbootparam 'micvol' ; then
+ MICVOL="$(getbootparam 'micvol' 2>>$DEBUG)"
+ else
+ MICVOL=0
+ fi
- if [ -x /usr/bin/amixer ] ; then
- if amixer -q get Front >/dev/null 2>>$DEBUG ; then
- amixer -q set Front unmute &>/dev/null
- amixer -q set Front ${VOL}% &>/dev/null
- fi
- fi
+ for CONTROL in Master PCM ; do
+ if amixer -q | grep -q "Simple mixer control.*$CONTROL" ; then
+ amixer -q set "${CONTROL}" "${VOL}"%
+ eend $?
+ fi
+ done
+
+ if [ ${MICVOL} -ne 0 ] ; then
+ einfo "Setting microphone to ${WHITE}${MICVOL}${NORMAL}."
+ amixer -q set "Mic" $MICVOL &> /dev/null
+ eend $?
+ fi
+ fi # checkbootparam 'nosound'
+ eoutdent
+ done
+ fi
}
# }}}