Difference between revisions of "CS4248"

From ThinkWiki
Jump to: navigation, search
m (ThinkPad's this chip may be found in)
(remove ancient OSS driver reference)
Line 15: Line 15:
 
|}
 
|}
  
=== Linux OSS driver ===
+
 
The Linus OSS drivers do not support this chipset, because the chip is implemented in a unique way in the IBM ThinkPads where the chip is disabled by default to conserve power, and requires some magic to enable it first.
 
  
 
=== Linux ALSA driver ===
 
=== Linux ALSA driver ===

Revision as of 23:54, 18 March 2009

CS4248

This is a Cirrus Logic Audio controller

On the TP750 series, this chip is incorrectly called an MWave Audio Codec in marketing literature

Features

  • Chipset: CS4248
  • Interface: ISA 16bit


Linux ALSA driver

This sound chip is supported by the snd-ad1848 kernel module. Use the following options line when loading this module:

options snd-ad1848 snd_index=0 snd_port=0x4e30 snd_irq=10 snd_dma1=0 snd_thinkpad=1

ThinkPads this chip may be found in