Hello,

> > This sounds really familiar.  I have seen something similar with my
> > Cyclades serial card.  I am convinced that interrupts get "lost".
> 
> Hmmm.  Think that this would also fix the on-board serial port issues 
> as well?

If the problem is about lost interrupts - definitely maybe :)
But so far there's no fix, I'm still poking around which is kind of frustrating without documentation about gc. I think I figured out what the interrupt code does but I don't really see where it could lose interrupts.

have fun
Michael