Daniel,

If I recall correctly, I have seen a message saying that 
doing a cat on any of the "devs" will not work. Doing
the same on the emulated OSS devices is supported though.
I was induced into the same error because of the mini-HOWTO
I think this appeared on the developer's list.

BTW, this list doesn't seem to have too much traffic,
 does it?

HTH,
Hugo Ferreira

> 
> De: "daniel mouritsen" <[EMAIL PROTECTED]>
> Data: 31/07/2002 18:39:14
> Para: <[EMAIL PROTECTED]>
> Assunto: [Alsa-user] problems with snd-ens1371, rewritten...
> 
> At Tue, 30 Jul 2002 03:33:33 -0700,
> daniel mouritsen wrote:
> > 
> > [1  <text/plain; iso-8859-1 (7bit)>]
> > 
> > [2  <text/html (7bit)>]
> > 
> > Hello everybody :)
> > 
> > I have a problem getting my soundblaster 128PCI working, I used this card + the
> > snd-ens1371 driver
> > on a gentoo box with out problems.
> > 
> > But after moving the card over into a slackware box, i cant seem to get it working.
> > 
> > The wierdest thing though, is that modprobe snd-ens1371 SEEMS to work. Meaning:
> > 
> > 1. lsmod shows ALL the nice alsa modules is loaded.
> > 2. /proc/asound is created, and looks fine..
> > 3. /dev/snd is created, and looks fine.. (though, it looks like the permissions are
> > not the
> > permissions ive setup in devfsd.conf)
> > 
> > But, if i try to access(cat files to them) any of my devices. Like 
>/dev/snd/pcmC0D0c ,
>                           ^^^^^^^^^^^^^^^^^
> 
> don't do that.
> 
> the ALSA pcm devices above are not designed to be accessed directly.
> you need to use alsa-library to access pcm devices.
> it's correct behavior to return these errors.
> 
> you might say that you can do this on OSS:  yes.  OSS permits it.
> and OSS emulation on ALSA supports it, too, but not ALSA native
> devices.
> 
> 
> > i get alot of
> > differnet errors:
> > pcmC0D0c = File descriptor in bad state
> > pcmC0D0p = Invalid argument
> > midiC0D0 = input/output error
> > 
> > I know i posted this question the other day to, but theres still no solution. What
> > wonders me, is that other people seem to have had theise errors before(the only 
>reply
> > i got on my first was a guy who got the same errors), also on irc did i meet with a
> > few people who had the same problems. Nobody had a fix though.
> 
> could you elaborate what is exactly the problem?
> otherwise no one can answer.
> 
> 
> ciao,
> 
> Takashi
> 
> 
I have a problem getting my soundblaster 128PCI working, I used this card + the
snd-ens1371 driver on a gentoo box with out problems.

But after moving the card over into a slackware box, i cant seem to get it working.

The wierdest thing though, is that modprobe snd-ens1371 SEEMS to work. Meaning:

1. lsmod shows ALL the nice alsa modules is loaded.
2. /proc/asound is created, and looks fine..
3. /dev/snd is created, and looks fine.. (though, it looks like the permissions are not the permissions ive setup in devfsd.conf)

But, if i try to access(cat files to them) my MIDI device(/dev/snd/midiC0D0), i get a input/output error.

Can anybody tell me what could cause this?


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