Re: PCI parallel/serial irq sharing on PC

From: Tim Waugh (twaugh@redhat.com)
Date: Thu May 25 2000 - 05:41:52 EST


On Thu, May 25, 2000 at 10:35:50AM +0200, Javier Vizcaino wrote:

> I doubt if kernel code is completely prepared for irq sharing on
> serial/parallel, since probably code was written thinking in
> exclusive (ISA) use of irq (NULL below, or SA_INTERRUPT):

If you look at the parallel port code (parport_pc.c) you'll see that
this issue has been thought about. In fact, for PCI parallel port
cards, we don't even _use_ interrupts yet. Feel free to fix this.

Tim.
*/



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