ICH6-M audio support for ASUS notebook

[dawnshade]

On Tuesday 08 November 2005 15:35, Dmitry Pryanishnikov wrote:
>   I'm going to buy a notebook and trying to decide what chipset it should
> be built on. Vast majority of Intel-based Centrinos are built on 915GM +
> ICH6-M (Alviso) chipset. As I've read in datasheet ICH6-M contains two
> different sound engines: good old AC97 and new Intel's "High Definition
> audio" (which AFAIK isn't supported by our sound driver). Engines can't
> work together, only one of them can be enabled. I know that our sound
> driver supports AC97 engine, but will it always be sufficient in order to
> use notebook's audio? I suspect different notebooks will have different
> wiring between ICH6-M and codecs. I would like to know positive/negative
> experience with ICH6-M audio on modern ASUS notebooks under FreeBSD (6.* or
> CURRENT).
>

with  Acer 4150 work fine:

pcm0 at pci0:30:2: class=0x040100 card=0x007a1025 chip=0x266e8086 rev=0x04 
hdr=0x00
    vendor   = 'Intel Corporation'
    device   = '82801FB/FR/FW/FRW AC '97 Audio Controller'
    class    = multimedia
    subclass = audio

pcm0: <Intel ICH6 (82801FB)> port 0xe100-0xe1ff,0xe200-0xe23f mem 
0xd00c0000-0xd00c01ff,0xd00c0200-0xd00c02ff irq 5 at device 30.2 on pci0
pcm0: [GIANT-LOCKED]
pcm0: <Unknown AC97 Codec (id = 0x414c4752)>

uname -sr
FreeBSD 6.0-RELEASE

The same chipset - 915GM + ICH6 + Centrino