From owner-freebsd-mobile Sun Nov 19 18:18:25 2000 Delivered-To: freebsd-mobile@freebsd.org Received: from ns.yogotech.com (ns.yogotech.com [206.127.123.66]) by hub.freebsd.org (Postfix) with ESMTP id 0368B37B479 for ; Sun, 19 Nov 2000 18:18:21 -0800 (PST) Received: from nomad.yogotech.com (nomad.yogotech.com [206.127.123.131]) by ns.yogotech.com (8.9.3/8.9.3) with ESMTP id TAA07928; Sun, 19 Nov 2000 19:18:19 -0700 (MST) (envelope-from nate@nomad.yogotech.com) Received: (from nate@localhost) by nomad.yogotech.com (8.8.8/8.8.8) id TAA13652; Sun, 19 Nov 2000 19:18:18 -0700 (MST) (envelope-from nate) From: Nate Williams MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <14872.35306.357071.444755@nomad.yogotech.com> Date: Sun, 19 Nov 2000 19:18:18 -0700 (MST) To: Mark Diekhans Cc: freebsd-mobile@FreeBSD.ORG Subject: Re: PCMCIA modems locking up system under 4.1.1 In-Reply-To: <200011200204.SAA99300@kermodei.com> References: <200011190851.AAA97559@kermodei.com> <14872.1741.13164.291719@nomad.yogotech.com> <200011200204.SAA99300@kermodei.com> X-Mailer: VM 6.75 under 21.1 (patch 12) "Channel Islands" XEmacs Lucid Reply-To: nate@yogotech.com (Nate Williams) Sender: owner-freebsd-mobile@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > Hmm, spoke too soon. After the modem worked for hours, it lockup > up the system twice in a few minutes (on IRQ 7, which I am 99% is > not in use). Ejecting the card, or you had a lockup of the system? If the latter, how do you know the modem caused it? > How does one put a card in PIO mode; the pccardd complains about > and invalid IRQ when 16 (or the `pio') is used? The modem won't work at all reliably in PIO mode. The interrupt load is difficult enough to keep up with in non-polled mode. If you polled the modem, you'd have so many overflows as to be useless. Or, are you talking about the PCIC controller (which generates insertion/removal event)? Nate > Nate Williams writes: > > > Hi folks, > > > I am having problems with PCMICA modems locking up FreeBSD 4.1.1 > > > on a laptop. This happens rather frequently, probably most often > > > on card eject, although it happens other times as well. > > > > Lockups on eject is an occurance that can't be totally avoided. The > > lockup can be minimized by *NOT* using polling (which makes the race > > window much smaller). > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-mobile" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-mobile" in the body of the message