> On Monday 11 February 2002 10:15 pm, Richard Earnshaw wrote:
> > I'll have a poke around, the shark has always had ISA interrupts, so maybe
> > that will provide a clue...
> 
> One thought I had is that it's something to do with auto acknowledging the 
> isa interrupt (I've vague memories of looking at it, but didn't really 
> understand it.)

How's that supposed to work?

Another idea is that we sometime poke some invalid address in PCI space.  
According to my 21285 data sheet that might not abort, but could well 
stall for a long time.  If that is the case, then it's going to be a pig 
to track down.

R.