This is a Cirrus Logic AC'97 Audio controller
This chip is sometimes incorrectly called CS4229 in IBM documentation
- Chipset: CS4299
- Interface: AC'97 2.1
Linux OSS driver
This sound chip is supported by the i810_audio kernel module.
Linux ALSA driver
This sound chip is supported by the snd-intel8x0 kernel module.
ThinkPad's this chip may be found in