From owner-freebsd-stable Fri Nov 17 12:17:16 2000 Delivered-To: freebsd-stable@freebsd.org Received: from ns.yogotech.com (ns.yogotech.com [206.127.123.66]) by hub.freebsd.org (Postfix) with ESMTP id 96A6537B479; Fri, 17 Nov 2000 12:17:07 -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 NAA15151; Fri, 17 Nov 2000 13:17:04 -0700 (MST) (envelope-from nate@nomad.yogotech.com) Received: (from nate@localhost) by nomad.yogotech.com (8.8.8/8.8.8) id NAA21485; Fri, 17 Nov 2000 13:17:03 -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: <14869.37439.863329.38990@nomad.yogotech.com> Date: Fri, 17 Nov 2000 13:17:03 -0700 (MST) To: Lars Eggert Cc: Nate Williams , John Baldwin , Blaz Zupan , Steve Price , Panagiotis Astithas , stable@FreeBSD.ORG Subject: Re: 4.2-BETA hangs on boot In-Reply-To: <3A159189.7C3F5F73@isi.edu> References: <3A158609.17FE2172@isi.edu> <14869.36743.510014.322061@nomad.yogotech.com> <3A159189.7C3F5F73@isi.edu> X-Mailer: VM 6.75 under 21.1 (patch 12) "Channel Islands" XEmacs Lucid Reply-To: nate@yogotech.com (Nate Williams) Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > > > Running the pcic in polling mode seems to slow it down (I see receiver ring > > > buffer overruns with a 100Mbps network card in polling mode). > > > > It shouldn't make *ANY* difference whatsoever if it's in polling mode or > > not, unless the PCIC is so overloaded such that 'polling' slows down the > > interrupt generation by the PCMCIA card. > > Don't know about that, but it does make a difference. > > > How fast is the box in question? > > Slow. A 166Mhz Pentium laptop. That would explain it, with a 100Mbps card. Otherwise, it shouldn't make a difference (except perhaps on a modem running full-blast). > > > and cards are detected correctly during boot and work fine. However, > > > ejecting/inserting them whan the system is running doesn;t work anymore - > > > pccardd is silent, cards are not attached/detached. > > > > Then it's not working correctly. However, FreeBSD is no longer > > 'polling for the insert/removal' status. > > Sean suggested using a completely free IRQ for the management, and that > worked. Inserting/ejecting works fine, and I no longer see recevier ring > buffer overruns. Sean's a pretty bright guy, and helps out alot of the mobile users! For what it's worth, you *must* always use a free IRQ for any PCIC function (card interrupt, PCIC events, etc...) Nate To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message