[linux-audio-dev] Change midi device order?

[Jens M Andreasen]

Disable the buildin soundcart in bios (press 'Delete' to get there.)!



On Fri, 2005-02-11 at 15:41 -0800, airplays55 at yahoo.com wrote:
> --- Fernando Lopez-Lezcano <nando at ccrma.Stanford.EDU>
> wrote:
> 
> > On Fri, 2005-02-11 at 12:56, airplays55 at yahoo.com
> > wrote:
> > > Is there a way for me to re-order the OSS (not
> > alsa)
> > > midi devices that show up from sndstat?
> > > 
> > > The reason is I am using the SB-live! soundcard
> > and am
> > > unable to record input in rosegarden21 because it
> > > records midi from the first device (#0) and I am
> > > having somehow some kind of conflict resulting
> > from 2
> > > midi devices.  Sndstat says:
> > > 
> > > MIDI devices:
> > > 0: Error: No such device or address
> > > /dev/midi00 : Device or resource busy
> > > 1: EMU10K1 MIDI
> > > 
> > > I don't know why one soundcard results in 2
> > drivers
> > > but I'd like to disable the bad device or reorder
> > > them.
> > > 
> > > This is for knoppix (ALSA isn't an option) and and
> > I
> > > have confirmed that midi output works (since
> > playmidi
> > > -e works) and that midi input works (by running a
> > > short program that echo midi input to screen,
> > using
> > > /dev/midi)
> > 
> > One trick I used a long time ago is to just rename
> > the device files (or
> > recreate them with mknod with swapped minor
> > numbers). 
> > 
> > -- Fernando
> 
> I tried that, but sndstat says "sndstat:
> ioctl(SNDCTL_SEQ_NRSYNTHS) failed: -1: Inappropriate
> ioctl for device"
> 
> What I did was rename the devices, and also tried
> recreating them with swapped minor numbers like so: 
> 
>  mknod -m 666 /dev/sequencer c 14 2
>  mknod -m 666 /dev/midi00 c 14 1
>  ln -sf /dev/midi00 /dev/midi
> 
> The main problem is that I don't know why I have TWO
> midi devices, if there's only one soundcard (sblive).
> The motherboard has an onboard soundcard which is
> disabled in the bios.
> 
>  0: Error: No such device or address
>  /dev/midi00 : Device or resource busy
>  1: EMU10K1 MIDI
> 
> Why does sndstat think that /dev/midi00 is busy?  It
> works with playmidi -e
> 
> 
> 
> 
> 		
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-- 

   (
    )
  c[]  //  Jens M Andreasen