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Re: [Openvortex-dev] More findings...

From: mjander
Subject: Re: [Openvortex-dev] More findings...
Date: Thu, 24 Apr 2003 12:58:49 -0400
User-agent: Internet Messaging Program (IMP) 3.1


Just let me tell you, that MIDI is working 100% on my computer. 
I have a MIDI synth daughterboard connected to the MPU401 Uart and
it works 100% ok.

I really don't understand why your having so much trouble.

Best Regards

Manuel Jander

> Hi all!
> Well, I disabled the MIDI IRQ in au88x0_mpu401.c and now it doesn't
> crash. But snooping around leads me to believe that the MIDI IRQ crash
> is the symptom of a much larger problem. Here's what cat
> /proc/asound/oss/sndstat gives me:

Do you have something connected to your MPU401, triggering MPU401 Uart
interrupts ?

> Sound Driver:3.8.1a-980706 (ALSA v0.9.2 emulation code)
> Kernel: Linux 2.4.19-gentoo-r10 #1
> Tue Apr 22 14:54:34 PDT 2003 i686
> Config options: 0
> Installed drivers: 
> Type 10: ALSA emulation
> Card config: 
> au8830 at 0xed000000 irq 11
> Audio devices: NOT ENABLED IN CONFIG
> Synth devices: NOT ENABLED IN CONFIG
> Midi devices:
> 0: MPU-401 (UART) 0-0
> Timers:
> 7: system timer

Extremely weird. I'm using my Midi Synth through ALSA and the OSS sequencer
emulation and both work perfect. I tested it on 2 different AU8830 and a 

> It seems that *none* of the OSS emulation layer is working for some
> reason--not just the MIDI portion (called through
> snd_mpu401_uart_interrupt(...)). Yes, I set up the aliases correctly
> in modules.conf, but nothing changes in the sndstat listing, even
> after logging out and back in.
> So, do you guys (for whom this driver is working) get the "NOT ENABLED
> IN CONFIG" lines for audio/synth/mixer devices in sndstat? Are using
> using devfs?

Very strange ...

Best Regards

Manuel Jander

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