... Describes the installation of the ALSA sound drivers for Linux. ... You need to load the module for your card (or use kmod) and if you want sound to be backwards compatible with the Linux kernel sound drivers (yes you want this) you need two other modules called snd-pcm1-oss and snd-mixer-oss . ... The ALSA sound driver was originally written as a replacement for the Linux kernel sound for Gravis UltraSound (GUS) cards. ... The ALSA drivers support only a subset of all sound cards available. ...