Subject: Re: silo overflows, was fifo overruns
To: Brad Salai <bsalai@servtech.com>
From: Jukka Marin <jmarin@pyy.jmp.fi>
List: port-sparc
Date: 11/12/1997 16:35:40
On Wed, Nov 12, 1997 at 09:28:55AM -0500, Brad Salai wrote:
> >So something's blocking interrupts for too long.
> >
> Is there a way to profile this, or log interrupts to see what it might be?

Maybe one could write the interrupt level into a parallel port every time
the system enters an interrupt routine and then monitor the parallel port
pins to see what is going on..  (An oscilloscope or logic analyzer
required.)

  -jm