X-Authentication-Warning: delorie.com: mail set sender to djgpp-bounces using -f
Date: Wed, 20 Oct 2004 20:22:02 -0400
Message-Id: <200410210022.i9L0M2nc030107@envy.delorie.com>
From: DJ Delorie <dj AT delorie DOT com>
To: djgpp AT delorie DOT com
In-reply-to: <cl6r7q$smb$1@coranto.ucs.mun.ca> (message from Jason Mills on
	Wed, 20 Oct 2004 20:39:45 -0230)
Subject: Re: Interrupt Handler Hanging?
References:  <cl6r7q$smb$1 AT coranto DOT ucs DOT mun DOT ca>
Errors-To: nobody AT delorie DOT com
X-Mailing-List: djgpp AT delorie DOT com
X-Unsubscribes-To: listserv AT delorie DOT com
Precedence: bulk


> is, using IRQ 0 (Timer) the counter increments as it should. But when I 
> change the IRQ, to 5 or 7, and manually trigger multiple interrupts, the 
> counter increments exactly once. What am i missing?

Are you resetting the state of the hardware device?  It may just not
be triggering the second interrupt.