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Re: sound on albook



On Thu, Mar 10, 2005 at 02:28:17PM -0500, Tamas K Papp wrote:
> 
> Now it is working perfectly.  One question, though: what is the
> recommended program ("software mixer") for playback from multiple
> sources?  

On Gnome it must be something like Volume Control .. don't now: Most
of the time I use FVWM ... :)

But if your question was one regarding the possibility to hear
different sound sources at the same time:
I have that working here:

$ cat /proc/cpuinfo
processor       : 0
cpu             : 7455, altivec supported
clock           : 867MHz
revision        : 3.2 (pvr 8001 0302)
bogomips        : 865.18
machine         : PowerBook3,5
motherboard     : PowerBook3,5 MacRISC2 MacRISC Power Macintosh
detected as     : 80 (PowerBook Titanium IV)
pmac flags      : 0000000b
L2 cache        : 256K unified
memory          : 768MB
pmac-generation : NewWorld

-----------------------------------
$ lsprop /proc/device-tree | grep -i -C 5 sound

/proc/device-tree/rom@ff800000/boot-rom@fff00000/security-modes:
Permission denied

pci2             "/pci@f4000000"
ui2c             "/uni-n/i2c"
ui2c-serial      "/uni-n/i2c/cereal"
keyboard         "/pseudo-hid/keyboard"
mouse            "/pseudo-hid/mouse"
sound            "/pseudo-sound"
eject-key        "/pseudo-hid/eject-key"
nvram            "/nvram"
enet             "/pci@f4000000/ethernet"
fw               "/pci@f4000000/firewire"
pci              "/pci@f2000000"
--
/proc/device-tree/pseudo-hid/eject-key:
name             "eject-key"
device_type      "eject-key"
linux,phandle    ff93cea0

/proc/device-tree/pseudo-sound:
name             "pseudo-sound"
linux,phandle    ff93d3a0

/proc/device-tree/multiboot:
name             "multiboot"
linux,phandle    ff93d700
--
ranges          
linux,phandle    ff963728

/proc/device-tree/pci@f2000000/mac-io@17/i2s@10000/i2s-a@10000:
name             "i2s-a"
device_type      "soundbus"
compatible       "i2sbus"
built-in        
reg              00010000 00001000 00008000 00000100 00008100 00000100
interrupts       0000001e 00000001 00000001 00000000 00000002 00000000
interrupt-parent ff95fe28
--
		 01194000 0000003c 00003000 0000003c
		 00000400 00000044 00004000 00000000
		 [144 bytes total]
linux,phandle    ff963980

/proc/device-tree/pci@f2000000/mac-io@17/i2s@10000/i2s-a@10000/sound:
name             "sound"
device_type      "soundchip"
compatible       "snapper"
vendor-id        0000106b (4203)
#-detects        00000002
#-inputs         00000003
#-features       00000002
--
object-model-version 00000001
sample-rates     00000002 ac440000 bb800000
i2s-serial-format 00000002
mclk-sample-rate-ratio 00000100 (256)
sub-frame        00000000
sound-objects    66656174 75726520 696e6465 78203020
		 6d6f6465 6c205072 6f6a3136 506f7765
		 72436f6e 74726f6c 00666561 74757265
		 20696e64 65782031 206d6f64 656c2045
		 7175616c 697a6572 00646574 65637420
		 696e6465 78203020 6269742d 6d61736b

______________________________


And AFAIK: You don't need a special program for that: ALSA does this
without problems, it seems: You can start Xine, watch some movie, then
start a second instance of Xine and playback some CD from your tray,
and have two concurrent sound playbacks at the same time.
... You *perhaps* -- not being sure on whether it's actually necessary
-- have to install some special /etc/asound.conf to get this working:
I have mine from

<http://penguinppc.org/~daenzer/>
[ Thanks, Michel ... :)]

If it does not work at first start, I'd try to tweak it. Michel Dänzer
has written a detailed article on the subject:
<http://lists.debian.org/debian-user/2003/12/msg07973.html>


> I tried esound, but it does now work with mol.  Is there any
> solution that works with mol?

I don't have MacOSX any more on my machine :) ...

And at the time I still did I never had much luck in getting mol to do
much more than simply starting here. But I don't remember having tried
to get sound working on MOL.

Good luck!

Regards
   Wolfgang

-- 
Wolfgang Pfeiffer
http://profiles.yahoo.com/wolfgangpfeiffer



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