From owner-freebsd-current@FreeBSD.ORG Fri Apr 23 11:08:01 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 41D2E16A4CE for ; Fri, 23 Apr 2004 11:08:01 -0700 (PDT) Received: from mail1.speakeasy.net (mail1.speakeasy.net [216.254.0.201]) by mx1.FreeBSD.org (Postfix) with ESMTP id 1322943D48 for ; Fri, 23 Apr 2004 11:08:01 -0700 (PDT) (envelope-from jhb@FreeBSD.org) Received: (qmail 27286 invoked from network); 23 Apr 2004 18:08:00 -0000 Received: from dsl027-160-063.atl1.dsl.speakeasy.net (HELO server.baldwin.cx) ([216.27.160.63]) (envelope-sender ) encrypted SMTP for ; 23 Apr 2004 18:08:00 -0000 Received: from 10.50.40.205 (gw1.twc.weather.com [216.133.140.1]) by server.baldwin.cx (8.12.10/8.12.10) with ESMTP id i3NI7v68001779; Fri, 23 Apr 2004 14:07:57 -0400 (EDT) (envelope-from jhb@FreeBSD.org) From: John Baldwin To: freebsd-current@freebsd.org Date: Fri, 23 Apr 2004 11:18:11 -0400 User-Agent: KMail/1.6 References: <20040422163451.C1D365D07@ptavv.es.net> In-Reply-To: <20040422163451.C1D365D07@ptavv.es.net> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message-Id: <200404231118.11833.jhb@FreeBSD.org> X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on server.baldwin.cx cc: nate@root.org cc: current@freebsd.org cc: "M. Warner Losh" Subject: Re: HEADS UP: PCI Chnages X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 23 Apr 2004 18:08:01 -0000 On Thursday 22 April 2004 12:34 pm, Kevin Oberman wrote: > Well, things seem to have deteriorated slightly with Warner's recent PCI > changes (backing out much of the PCI power stuff). > > 1. I have both my hard disks and floppies. Thanks Warner and S=F8ren! > > 2. USB still works and recovers after a resume! > > 3. Sound is again playing too fast after resume. ICH audio is reverting > to its native speed. With the PCI power stuff in there, it worked just > fine. (It was nice while it lasted.) I suspect this will return when > Warner gets a few rough edges off of the PCI code. > > 4. After a resume, the shared PCI interrupt stops being delivered after > a LONG time interval. I've had it fail in 10 minutes, but it is more > likely to die after about an hour. It always dies in under 2 hours. > > vmstat -i looks completely normal except that the count for irq 11 never > increases. All other interrupts and devices are fine. Is this a locking > problem? Should I put WITNESS back in my kernel? I can't find any sign > of any significant resource being exhausted. If you ignore the fact that > all devices on irq 11 are dead, the system continues to run just fine. X > is alive and the box seems completely normal. (Of course, USB, the > network cards, and sound are completely gone.) System has neither SMP > or APIC in the kernel. > > I'd love to track this down. I have no idea how common it is, > either. Since most people running CURRENT are not using suspend on their > laptops because of various problems except to test things, this might > not have shown up for most people. (Or, it might be unique to the IBM > T30.) > > Thanks, We probably just need to reprogram the PCI link devices on resume. Are you= =20 using ACPI? The non-ACPI case I know doesn't do this yet. =2D-=20 John Baldwin <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" =3D http://www.FreeBSD.org