(unknown charset) Re: RTAI-COMEDI problems

On Fri, 26 Jul 2002, David Schleef wrote:

> On Fri, Jul 26, 2002 at 04:13:28PM +0200, fred.vogler_at_imms.de wrote:
> > hallo david or other
> > I īve a single board computer with GEODE GX1 proc. from NAT. SEM.
> > in a linux 2.4.5 rtai -24.1.5 system with a ADLINK 9118hr card.
> >
> > The GEODE GX1 is a processor without TSC (time stand counter).
> > After loading my rt-modul in to kernel I got following ERRORMESGAGE:
> >
> > comedi: cannot switch shared interrupt to real time priority
>
> It simply means that the board's IRQ is shared with another
> device.  Real-time and non-real-time cannot share IRQs.  The
> solution is to switch to a free IRQ.
>

Now that you mention it, it seems like we could tweak a few lines so that
comedi allows sharing of RT irqs between devices that are all supported
by comedi (such as came up when Ivan had a couple pcidas-1200 cards
sharing an interurpt), since comedi could set them all to RT priority
together.

Frank

Received on 2002-07-26Z16:44:33