Re: Sound drivers for newer machines: need help
On Sat, 2005-04-09 at 22:21 +0100, Matthew T. Atkinson wrote:
> 'ello,
>
> On Sat, 2005-04-09 at 10:31 +1000, Benjamin Herrenschmidt wrote:
> > echo `cat /proc/device-tree/model`
>
> PowerBook5,4
>
> > for i in `find /proc/device-tree -name layout-id -print`; do echo $i && hexdump -n4 $i; done
>
> /proc/device-tree/pci@f2000000/mac-io@17/i2s@10000/i2s-a@10000/sound/layout-id
> 0000000 0000 0033
> 0000004
>
> For your information, in case this helps...
>
> I am using ALSA and it appears to work except that only one program can
> access the sound hardware at a time (so is just like OSS :-)). If I am
> playing music in XMMS and then try to aplay a .wav file, it will hang
> until XMMS is closed for example.
If you set apps like xmms to actually use alsa output, you can have
mixing but for that, you have to enable the dmix plugin in your alsa
config. Look for infos about that on this list archive.
> The trick of altering the HZ of mp3 plug-in to remove the choppiness
> doesn't seem to work for all mp3 files (thought does for the vast
> majority).
>
> Many thanks for looking into this (and all the other work you do --
> sleep support, for example, has been *incredibly* useful)!
>
> best regards,
>
>
--
Benjamin Herrenschmidt <benh@kernel.crashing.org>
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