[alsa-devel] How much of the X-Fi (emu20k1) chip has Creative documented?

Brendan Pike spike at spykes.net
Sat Jan 23 23:41:04 CET 2010

Its impossible for me to be using dmix as dmix isn't even compiled into
my alsa-libs.

I'm 100% sure that HwMix is supported. When I said direct hardware
access I meant it. I'm sure anyone else with an XFi card can confirm
this too.

Calculating dependencies... done!
[ebuild   R   ] media-libs/alsa-lib-1.0.22  USE="python -alisp -debug
-doc" ALSA_PCM_PLUGINS="extplug ioplug ladspa lfloat plug -adpcm -alaw
-asym -copy -dmix -dshare -dsnoop -empty -file -hooks -iec958 -linear
-meter -mmap_emul -mulaw -multi -null -rate -route -share -shm
-softvol" 0 kB

On Sat, 23 Jan 2010 14:04:12 -0800 (PST)
Chris Rankin <rankincj at yahoo.com> wrote:

> --- On Mon, 18/1/10, Brendan Pike <spike at spykes.net> wrote:
> > HWMix also exists and works perfectly,
> The last time someone assured me that a card supported HWMix, it turned out that he was using dmix without realising it.
> Can you confirm that you can still play two sounds concurrently with the following $HOME/.asoundrc file, please?
> pcm.XFi {
>     type plug
>     slave {
>         pcm "hw:0"
>     }
> }
> So you would run the following command simultaneously across two terminals:
> $ aplay -D XFi <wav-file>
> Cheers,
> Chris

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