disclaimer: these are raw notes i've gathered from other ppl who have installed alsa cvs; i have not done it myself;mercurial svn app is also called hg; mercurial app can be installed using your package manager automake package must be installed; remove alsa packages before installing hg automake package may need upgrading if you can not 'make install' alsa-libautomake must be upgraded if you get compile errors for alsa-lib or alsa-utils compileinstall kernel source and kernel headers for your kernel; uname -r for kernel versionfor ubuntu: apt-get install build-essential installs kernel sourcesfor ubuntu: you may need to install libconfigubuntu build alsa sources: sudo apt-get install build-essential linux-headers-`uname -r` libncurses5-dev automake autoconfuse 'hg clone' command to download the alsa cvs source files at http://alsa-project.org/download.php at the hg repository link on this page; http://hg-mirror.alsa-project.org/ ;read the entire page toouse the "hg clone" command to download alsa-drivers, alsa-kernel, alsa-lib, alsa-utilshg clone http://hg-mirror.alsa-project.org/alsa-driver alsa-driverhg clone http://hg-mirror.alsa-project.org/alsa-lib alsa-libhg clone http://hg-mirror.alsa-project.org/alsa-utils alsa-utilsalsa driver needs alsa kernel to compile: 'hg clone http://hg-mirror.alsa-project.org/alsa-kernel alsa-kernel'use ./hgcompile on all the alsa sources and not ./configure and makethen as root: make install after the ./hgcompile on each sources = alsa drivers,lib and utilshg info: http://www.gentoo.org/proj/en/desktop/sound/alsa.xmlall sound apps should already be closed then restart alsa or rebootgentoo: /etc/init.d/alsasound restartubuntu restart alsa: rebootcat /process/asound/version #if the version is not the new version installed thencat /proc/asound/modules #make a note of which snd- module you use thenmodprobe -r $(lsmod |grep ^snd |awk '{print $1}') # to remove all sound modules thenmodprobe {which snd- module you use}; cat /process/asound/version # to see if new version nownext, as root: alsamixer -V allunmute and set volumes on all needed controls in alsamixerclose alsamixer and as root: alsactl store #this command stores the current alsamixer settingsas root: speaker-test #should hear pink noise in left/right front speakersas root: aplay /usr/share/sounds/alsa/Front_Left.wavvisit freenode #alsa to keep us updated on progress and problemsreferences:http://www.ubuntuforums.org/showthread.php?t=305712 #info for building version alsa version 1.0.13https://help.ubuntu.com/community/HdaIntelSoundHowtohttp://ubuntuforums.org/tags/index.php/alsa/ #alsa ubuntu forumhttp://gentoo-wiki.com/HARDWARE_Toshiba_Satellite_P100#Audio