VoodooHDA Official Web Site: http://voodoohda.sourceforge.net/
Support: http://www.projectosx.com/forum/index.php?showtopic=355
VoodooHDA is an open source audio driver for devices compliant with the Intel High Definition Audio specification. It is intended as an Intel-only replacement for AppleHDA on Mac OS X with support for a wide range of audio controllers and codecs.