From owner-freebsd-stable@FreeBSD.ORG Tue Feb 28 23:10:52 2012 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id AEAF0106566B for ; Tue, 28 Feb 2012 23:10:52 +0000 (UTC) (envelope-from harry@yewbarrow.net) Received: from mail-yx0-f182.google.com (mail-yx0-f182.google.com [209.85.213.182]) by mx1.freebsd.org (Postfix) with ESMTP id 67E838FC15 for ; Tue, 28 Feb 2012 23:10:52 +0000 (UTC) Received: by yenq7 with SMTP id q7so1315423yen.13 for ; Tue, 28 Feb 2012 15:10:51 -0800 (PST) Received-SPF: pass (google.com: domain of harry@yewbarrow.net designates 10.50.195.131 as permitted sender) client-ip=10.50.195.131; Authentication-Results: mr.google.com; spf=pass (google.com: domain of harry@yewbarrow.net designates 10.50.195.131 as permitted sender) smtp.mail=harry@yewbarrow.net Received: from mr.google.com ([10.50.195.131]) by 10.50.195.131 with SMTP id ie3mr4740630igc.52.1330470651401 (num_hops = 1); Tue, 28 Feb 2012 15:10:51 -0800 (PST) MIME-Version: 1.0 Received: by 10.50.195.131 with SMTP id ie3mr3934904igc.52.1330470651327; Tue, 28 Feb 2012 15:10:51 -0800 (PST) Sender: harry@yewbarrow.net Received: by 10.50.173.2 with HTTP; Tue, 28 Feb 2012 15:10:51 -0800 (PST) In-Reply-To: References: <1330459721.1023.15.camel@revolution.hippie.lan> Date: Tue, 28 Feb 2012 23:10:51 +0000 X-Google-Sender-Auth: hAs1cw2q0tRWUpOL4VbDhe1DyNw Message-ID: From: Harry Newton To: Adrian Chadd Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Gm-Message-State: ALoCoQmeO2oJcWvQVpx81qNHsR9HHmeMaEL0Y9x2DrsOZoe8PyRpEDGSD3Z3CZJqGNlAffBwxpH9 Cc: Ian Lepore , freebsd-stable@freebsd.org, jhb@freebsd.org Subject: Re: Regression between 9-RELEASE and 9-STABLE [PCIB ?] X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 28 Feb 2012 23:10:52 -0000 Adrian - thanks ! John, if you write me a shopping list of what information you think useful, assuming you have time and inclination, I'll do my best provide it. On 28 February 2012 23:04, Adrian Chadd wrote: > A lot of the PCI bus enumeration and configuration code has changed. > > John's likely the best person to bring into this. He's been doing a > lot of the PCI bus hacking and has found/fixed quite a few > regressions. > > Good luck! > > > > Adrian > > > On 28 February 2012 14:26, Harry Newton wrote: >> Not really. Verbose suggests it completes the scan of the PCI to LPC >> Bridge and PCI to PCI bridge. Comparing with a working verbose boot, >> the next stage, which isn't reached, is HyperTransport Technology >> Configuration. >> >> Trying BUS_DEBUG, I got a lot of this: >> >> device_add_child_ordered: 1813: (null) at pci with orer 0 as unit -1 >> make_device: 1698: (null) at pci as unit -1 >> >> I neglected to say before: the machine's been running FreeBSD 7-STABLE >> quite happily with no problems. >> >> - Harry >> >> >> On 28 February 2012 20:08, Ian Lepore wr= ote: >>> On Tue, 2012-02-28 at 19:15 +0000, Harry Newton wrote: >>>> 9-RELEASE works fine. csup to 9-STABLE and make buildworld kernel etc >>>> gives a system the hangs during the boot process. There are no error >>>> messages during the part boot, and no panic. Last messages before hang >>>> are: >>>> >>>> pcib0: port 0xcf8-0xcff on acpi0 >>>> pci0: on pcib0 >>>> >>>> I am stumped about how to diagnose this, and would be _very_ grateful >>>> for any suggestions. >>>> >>>> When it's hung I can't force a break to debugger (BREAK_TO_DEBUGGER) >>>> in kern conf: I imagine I'm too early in the boot sequence. >>>> >>>> - Harry >>>> >>> >>> I assume booting verbose doesn't provide any more clues? =A0I've someti= mes >>> gotten an extra clue from a hang during boot by building with option >>> BUS_DEBUG. =A0Even if you don't suspect the newbus routines as directly >>> being the problem, sometimes you get a bit more info about what was >>> happening at the time of lockup. >>> >>> -- Ian >>> >>> >> >> >> >> -- >> Harry Newton >> _______________________________________________ >> freebsd-stable@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-stable >> To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org= " --=20 Harry Newton