From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Thu, 13 Mar 2003 22:25:04 +0000 (GMT) Received: from il-la.la.idealab.com ([IPv6:::ffff:63.251.211.5]:20953 "HELO idealab.com") by linux-mips.org with SMTP id ; Thu, 13 Mar 2003 22:25:03 +0000 Received: (qmail 21418 invoked by uid 6180); 13 Mar 2003 22:25:00 -0000 Date: Thu, 13 Mar 2003 14:25:00 -0800 From: Jeff Baitis To: Dan Malek Cc: Pete Popov , linux-mips@linux-mips.org, Hartvig Ekner Subject: Re: arch/mips/au1000/common/irq.c Message-ID: <20030313142500.B20129@luca.pas.lab> Reply-To: baitisj@evolution.com References: <20030313104704.V20129@luca.pas.lab> <3E70D306.5090608@embeddededge.com> <20030313141331.Y20129@luca.pas.lab> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <20030313141331.Y20129@luca.pas.lab>; from baitisj@evolution.com on Thu, Mar 13, 2003 at 02:13:31PM -0800 Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 1745 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: baitisj@evolution.com Precedence: bulk X-list: linux-mips Hartvig's patch has solved my IRQ storm problems. Thank you all very much for your attention! Regards, Jeff On Thu, Mar 13, 2003 at 02:13:31PM -0800, Jeff Baitis wrote: > Dan: > > I just verified that I get an IRQ storm when I plug a 3.3-volt based SMC > EPIC/100 network card into the PCI slot of the Au1500. Before I bring the > interface up, I notice that the driver tries to allocate IRQ 1 (INTA). This is > the same IRQ that the ill-fated CardBus bridge attempts to use. ;) > > As soon as I bring the SMC interface up using ifconfig (and have the interface > plugged into an active Ethernet network), the IRQ storm ensues. > > I'll try Hartvig's patch, look over the irq.c levels, and see how everything > fares. > > Thanks all! > > Regards, > > Jeff > > > On Thu, Mar 13, 2003 at 01:50:46PM -0500, Dan Malek wrote: > > Jeff Baitis wrote: > > > > > Pete: > > > > > > I've got a question concerning irq.c. In intc0_req0_irqdispatch() (linux_2_4 > > > branch) on lines 545 thru 552, the code reads: > > > > I'm hacking these functions to use 'clz' and for other updates, so > > the code will be changing soon, anyway :-) Comment on the next version :-) > > > > Thanks. > > > > > > -- Dan > > > > > > > > -- > Jeffrey Baitis - Associate Software Engineer > > Evolution Robotics, Inc. > 130 West Union Street > Pasadena CA 91103 > > tel: 626.535.2776 | fax: 626.535.2777 | baitisj@evolution.com > > -- Jeffrey Baitis - Associate Software Engineer Evolution Robotics, Inc. 130 West Union Street Pasadena CA 91103 tel: 626.535.2776 | fax: 626.535.2777 | baitisj@evolution.com