On Wed, 3 Jul 2002, Benny Sjostrand wrote:
> My first thought was that it would be a easy match to make the
> Hercules Game Theater XP sound card work on Linux. My goal is to make
> the SPDIF IN-OUT interface work, and the multichannel PCM improving the
> current alsa cs46xx driver, and then go on with other advanced codec
> stuffs (hopefully finish before i die ...)
> Now a couple of days browsing the alsa source code and reading a lot
> of borring HW datasheet of must all Cirrus CS4xxx chips it just dont
> feel possible to find any easy solution.
> In the Cirrus collection of manuals and datasheet i have found a lot
> HW specifications and reference design documents for the CS4630 chip,
> and the codecs CS4694, CS4697 and so on. But what about the programmers
> guide, does it not exist any open document like "CS4630 Programmers
> Manual", or something similar, where it explain how to program the DSP
> ?? or is that not public ???
> Then i've sent mail to Cirrus and Hercules, of course without any
> response (yet) ....
>
> I supose that people from the alsa-group has alreayd gone throw
> those issues, please maybe if you help me, where i find related
> documents about the CS430 chip, that can provide me necesary information
> to go on with the ALSA-driver.
I recommend to forget to do something with this chip. The company is not
willing officially to co-operate to give us full specification for this
hardware.
Jaroslav
-----
Jaroslav Kysela <[EMAIL PROTECTED]>
Linux Kernel Sound Maintainer
ALSA Project http://www.alsa-project.org
SuSE Linux http://www.suse.com
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