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This is a Analog Devices AC'97 Audio codec


  • Chipset: AD1881A
  • Interface: AC'97

Linux ALSA driver

This sound chip is supported by the snd_intel8x0 kernel module.

Debian Tip

apt-get install linux-sound-base
sudo dpkg-reconfigure linux-sound-base

Choose ALSA

Try play a file like so:

ogg123 -d alsa09 01.Somewhere_Only_We_Know.ogg

Hints on modules you need to have loaded:

frodo$ lsmod | grep intel
snd_intel8x0           34016  0
snd_ac97_codec         83960  1 snd_intel8x0
snd_pcm                93416  2 snd_intel8x0,snd_ac97_codec
snd                    56260  4 snd_intel8x0,snd_ac97_codec,snd_pcm,snd_timer
intel_agp              24092  1
snd_page_alloc          9860  2 snd_intel8x0,snd_pcm
agpgart                35560  2 drm,intel_agp
frodo$ uname -a
Linux frodo 2.6.12-1-686 #1 Tue Sep 27 12:52:50 JST 2005 i686 GNU/Linux

With ALSA you can play more than one track at once, for mixing or for just playing an MP3 while playing a game.

ThinkPads this chip may be found in