On Thu, Oct 23, 2008 at 03:44:21PM +0200, Johannes Berg wrote:
> Hi,
>
> Andreas (Cc'ed) asked whether it was possible to use snd-aoa on his
> machine, a PowerMac3,6. It appears that it is fairly easy since the
> machine seems to use a regular i2sbus.
>
> To identify it, after looking through my device-tree collections I think
> that the "device-id" property of the sound node would be the best bet.
> This is the value "22" for a PowerMac3,6.
>
> However, this node is also present on at least a PowerBook5,2 (value
> 35). Can somebody who has such a machine please reply to this me?
> Sjoerd, I think you have/had such a machine? I'd like you to test a few
> patches once they're ready, and I need to know what connectors it has
> (line-in, mic, headphones, ...).
>
> However, even if that works, I'll also need to know whether there are
> any other machines that have such a device-id property so that making
> snd-aoa-i2sbus aware of machines with device-id doesn't break those that
> I don't list. Therefore, if you have access to a machine that is
> newworld and has audio, please run the following commands:
>
> find /proc/device-tree/ -wholename '*sound/device-id'
> find /proc/device-tree/ -wholename '*sound/device-id' | xargs hd
>
On my almost 8 years old PowerMac (PowerMac3,4 accorfing to OF):
$ find /proc/device-tree/ -wholename '*sound/device-id' | xargs hd
00000000 00 00 00 0e |....|
00000004
or 14 in decimal.
Regards,
Gabriel
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