Re: HDSP 9652 MIDI IN - stuck notes

[Mark Knecht <markknecht@attbi.com>]

Takashi-san,
   Was this of any use? Are you looking into this, or do you need more
data?

Thanks,
Mark

On Fri, 2003-02-28 at 05:09, Mark Knecht wrote:
> On Fri, 2003-02-28 at 04:56, Mark Knecht wrote:
> > > at least, we need to check whether the interrupts for MIDI are
> > > generated properly.
> > > please try the following.
> > > 
> > > 1. connect HDSP MIDI1 input to HDSP MIDI1 output via aconnect.
> > > 2. trigger a note from MIDI1 input.
> > >    check whether the IRQ count in /proc/interrupts (for HDSP)
> > >    increases.
> > >    during this test, don't use HDSP audio.
> > > 
> > 
> > mark@Godzilla card1]$ more /proc/interrupts
> >            CPU0
> >   0:      62488          XT-PIC  timer
> >   1:        816          XT-PIC  keyboard
> >   2:          0          XT-PIC  cascade
> >   5:        749          XT-PIC  usb-uhci, usb-uhci, usb-uhci, eth0
> >   8:          1          XT-PIC  rtc
> >  10:         94          XT-PIC  hdsp
> >  11:          5          XT-PIC  ohci1394
> >  12:       7033          XT-PIC  PS/2 Mouse
> >  14:       8556          XT-PIC  ide2
> >  15:       9005          XT-PIC  ide3
> > NMI:          0
> > ERR:          0
> > [mark@Godzilla card1]$
> 
> BTW - The HDSP interrupts above do not represent a failure. All I did is
> what you asked me to do. If you asked me to wait for a failure, we'd
> have 1000's on interrupts at least, I'm sure, and I don't know how we
> would identify that one did not happen.
> 
> Also, if I wasn't clear earlier, the failure is ONE stuck note. The MIDI
> input keeps working, and subsequent notes work properly. (both on and
> off) It's just that a single note gets stuck every 1-2 minutes.
> 
> 
> 
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