From owner-freebsd-current Tue Jan 23 17:52: 7 2001 Delivered-To: freebsd-current@freebsd.org Received: from mail.clones.com (unknown [216.70.178.182]) by hub.freebsd.org (Postfix) with ESMTP id EA94037B401; Tue, 23 Jan 2001 17:51:49 -0800 (PST) Received: from localhost (gross@localhost) by mail.clones.com (8.9.3/8.9.3) with ESMTP id RAA20390; Tue, 23 Jan 2001 17:52:23 -0800 Date: Tue, 23 Jan 2001 17:52:23 -0800 (PST) From: Glendon Gross To: Mike Meyer Cc: Mike Smith , current@freebsd.org Subject: Re: Why would my IRQs suddenly move? In-Reply-To: <14957.58135.667966.116745@guru.mired.org> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG This sounds like a necessary consequence of the "PCI crapshoot." On Tue, 23 Jan 2001, Mike Meyer wrote: > Mike Smith types: > > > After installing a fresh cvsup last Sunday, I find that my usb printer > > > quit working. Some investigation shows that this is because the uhci > > > and fxp are now on the same IRQ. > > Why would this cause your printer to stop working? Have you determined > > that this is actually the case, or did you only just notice that they're > > on the same IRQ? > > I don't know why it would cause the printer to stop working. I didn't > just notice that the IRQs were the same - I checked for it > specifically. What I noticed was that the printer wasn't working, and > lpq showed it as possibly offline. When I first installed the USB > printer, I had the exact same problem - until I changed changed the > hardware config so that the fxp and uhci weren't using the same > IRQ. That's why I checked for this case. > > > > Anyone got a clue as to why the IRQ would change? Is there anything in > > > FreeBSD that could change it? > > Has it actually changed? > > I'm still trying to figure that one out. I haven't been able to get a > config with the fxp and uhci on different IRQs. I've got a doctor's > appointment, after which I'm going to pull the fxp and see how that > goes. > > Thanx, > -- > Mike Meyer http://www.mired.org/home/mwm/ > Independent WWW/Perforce/FreeBSD/Unix consultant, email for more information. > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-current" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message