From owner-freebsd-stable@FreeBSD.ORG Tue Feb 28 23:04:57 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 D3AB2106566C for ; Tue, 28 Feb 2012 23:04:57 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-wi0-f182.google.com (mail-wi0-f182.google.com [209.85.212.182]) by mx1.freebsd.org (Postfix) with ESMTP id 675258FC0A for ; Tue, 28 Feb 2012 23:04:56 +0000 (UTC) Received: by wibhn6 with SMTP id hn6so2531873wib.13 for ; Tue, 28 Feb 2012 15:04:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=SNj4TPcjX/lzSrAxIHGpCXRdfozkrFFa3p7Ba98JKNA=; b=FdspC3vwrGZhsCIv3UNB3/fkOUEWOSqV/pe4idjikuGcBfG4iZLKXGMV4/VrCUwk0q y3yv2IRJrYNNfKfmo+gHNcEh3pw4e1dw5SsFk/0n2KkuZBg2ogKdFlgaDouota5WQUry EhRkOOvR2FzjTmtJgv3h5j6V2JZxtjLxXLqF0= MIME-Version: 1.0 Received: by 10.181.11.227 with SMTP id el3mr34014996wid.18.1330470295524; Tue, 28 Feb 2012 15:04:55 -0800 (PST) Sender: adrian.chadd@gmail.com Received: by 10.216.198.81 with HTTP; Tue, 28 Feb 2012 15:04:55 -0800 (PST) In-Reply-To: References: <1330459721.1023.15.camel@revolution.hippie.lan> Date: Tue, 28 Feb 2012 15:04:55 -0800 X-Google-Sender-Auth: 4TOlNpk46j84WMckmAh91QWKKaA Message-ID: From: Adrian Chadd To: Harry Newton Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable 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 23:04:58 -0000 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 wro= te: >> 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 sometim= es >> 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"