Re: [Alsa-user] is this card supported by ALSA?

From: Rene Herman <rene.herman@keyaccess.nl>
To: Landis McGauhey <b3zdomny@hotmail.com>
Cc: alsa-user@lists.sourceforge.net, Takashi Iwai <tiwai@suse.de>,
	ALSA devel <alsa-devel@alsa-project.org>
Subject: Re: [Alsa-user] is this card supported by ALSA?
Date: Tue, 15 Jul 2008 02:11:41 +0200	[thread overview]
Message-ID: <487BEB3D.6000209@keyaccess.nl> (raw)
In-Reply-To: <loom.20080714T232812-533@post.gmane.org>

On 15-07-08 01:36, Landis McGauhey wrote:

It seems there's just a bit too much oddness going on. Takashi, you know 
more about ac97. Also bringing in alsa-devel...

> # cat /proc/asound/AudioPCI/codec97#0/ac97#0-0=
> 
> 0-0/0: 0x76058384 F�S

Eep? A 0x83847605 would be a SigmaTel STAC9704. And:

[ ... ]

> # cat /proc/asound/AudioPCI/codec97#0/ac97#0-0+regs=

[ ... ]

> 0:7c = 0000
> 0:7e = 8384

does't fit the above ID. Do we just have a crummy codec that needs delay 
between acceses somewhere or something?

Here full contents again:

> # cat /proc/asound/AudioPCI/codec97#0/ac97#0-0=
> 
> 0-0/0: 0x76058384 F�S
> 
> PCI Subsys Vendor: 0x0000
> PCI Subsys Device: 0x0000
> 
> Capabilities     : -dedicated MIC PCM IN channel- -bass & treble-
> DAC resolution   : 16-bit
> ADC resolution   : 20-bit
> 3D enhancement   : Reserved 29
> 
> Current setup
> Mic gain         : +0dB [+20dB]
> POP path         : post 3D
> Sim. stereo      : off
> 3D enhancement   : off
> Loudness         : on
> Mono output      : MIX
> Mic select       : Mic2
> ADC/DAC loopback : off
> 
> # cat /proc/asound/AudioPCI/codec97#0/ac97#0-0+regs=
> 
> 0:00 = 0000
> 0:02 = 0140
> 0:04 = 8909
> 0:06 = 8000
> 0:08 = 8009
> 0:0a = ffff
> 0:0c = 150b
> 0:0e = 801f
> 0:10 = 805f
> 0:12 = 9515
> 0:14 = 9212
> 0:16 = 9f1f
> 0:18 = 9f1f
> 0:1a = 9010
> 0:1c = 0000
> 0:1e = 0000
> 0:20 = 0000
> 0:22 = 0000
> 0:24 = 0000
> 0:26 = 0000
> 0:28 = 000f
> 0:2a = ffff
> 0:2c = ffff
> 0:2e = ffff
> 0:30 = ffff
> 0:32 = ffff
> 0:34 = ffff
> 0:36 = ffff
> 0:38 = ffff
> 0:3a = ffff
> 0:3c = ffff
> 0:3e = ffff
> 0:40 = ffff
> 0:42 = ffff
> 0:44 = ffff
> 0:46 = ffff
> 0:48 = ffff
> 0:4a = ffff
> 0:4c = ffff
> 0:4e = ffff
> 0:50 = ffff
> 0:52 = ffff
> 0:54 = ffff
> 0:56 = ffff
> 0:58 = ffff
> 0:5a = 0000
> 0:5c = 0000
> 0:5e = 0000
> 0:60 = 0000
> 0:62 = 0000
> 0:64 = 0000
> 0:66 = 0000
> 0:68 = 0000
> 0:6a = 0000
> 0:6c = 0000
> 0:6e = 0000
> 0:70 = 0000
> 0:72 = 0000
> 0:74 = 0000
> 0:76 = 0000
> 0:78 = 0000
> 0:7a = 0000
> 0:7c = 0000
> 0:7e = 8384

Rene.

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