Intel HD Audio (Sound) supported?

[Ingo Lantschner]

crimsun at fungus.sh.nu wrote:

> Support for the 'Azalia' chipset was added in ALSA 1.0.6, which is not
> available in Warty's kernel (2.6.8.1 has ALSA 1.0.4). It is completely
> feasible to compile the necessary kernel modules externally using
> Ubuntu's packaging tools so that you can utilise your sound chipset.

Thanks for that hint. Can someone point me to the right direction on 
howto do this please. I would like to know:
* How are the modules named?
* Where to download the sourcecode?
* Packagingtools - does this mean "apt-get"?

TIA, Ingo.