From owner-freebsd-current@FreeBSD.ORG Tue Dec 30 19:03:43 2008 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 5FC7D1065670 for ; Tue, 30 Dec 2008 19:03:43 +0000 (UTC) (envelope-from rnoland@FreeBSD.org) Received: from gizmo.2hip.net (gizmo.2hip.net [64.74.207.195]) by mx1.freebsd.org (Postfix) with ESMTP id 067B18FC17 for ; Tue, 30 Dec 2008 19:03:42 +0000 (UTC) (envelope-from rnoland@FreeBSD.org) Received: from [192.168.166.46] ([68.0.14.34]) (authenticated bits=0) by gizmo.2hip.net (8.14.3/8.14.3) with ESMTP id mBUJ2rBZ039011 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 30 Dec 2008 14:02:53 -0500 (EST) (envelope-from rnoland@FreeBSD.org) From: Robert Noland To: David Wolfskill In-Reply-To: <20081230183754.GN4100@albert.catwhisker.org> References: <20081209230134.GC60731@albert.catwhisker.org> <20081209232209.GD60731@albert.catwhisker.org> <20081230170926.GK4100@albert.catwhisker.org> <20081230180420.GM4100@albert.catwhisker.org> <1230661597.46401.18.camel@squirrel.corp.cox.com> <20081230183754.GN4100@albert.catwhisker.org> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-d/Knfpoz16eVXfV5JJu7" Organization: FreeBSD Date: Tue, 30 Dec 2008 14:03:34 -0500 Message-Id: <1230663814.46401.25.camel@squirrel.corp.cox.com> Mime-Version: 1.0 X-Mailer: Evolution 2.22.3.1 FreeBSD GNOME Team Port X-Spam-Status: No, score=-1.9 required=5.0 tests=AWL,BAYES_00, RCVD_IN_SORBS_DUL,RDNS_NONE autolearn=no version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on gizmo.2hip.net Cc: current@freebsd.org Subject: Re: Laptop w/ dark screen & no (working) keyboard X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 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: Tue, 30 Dec 2008 19:03:43 -0000 --=-d/Knfpoz16eVXfV5JJu7 Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Tue, 2008-12-30 at 10:37 -0800, David Wolfskill wrote: > On Tue, Dec 30, 2008 at 01:26:37PM -0500, Robert Noland wrote: > > ... > > It is possible that drm is waiting for resources, but I'm doubtful that > > drm is the real problem. It sounds like the screen is going black when > > X attempts to start. >=20 > Yes, it's in the transition from "text" to "graphics" mode. I use xdm > on the laptop; I also run RELENG_6 & RELENG_7 (from other slices), and > until the first week of December, I don't recall seeing this before. >=20 > > You could try disabling drm in your Xorg.conf and > > see it that helps. (Option "DRI" "off" in the device section). >=20 > OK; worth trying. >=20 > > Do all > > of the drm messages appear on the console before it hangs? >=20 > Yes, but they also appear when it doesn't hang (whether running > RELENG_6, RELENG_7, or HEAD). >=20 > > I'm most suspicious of the acpi errors/warnings, but that isn't > > an area that I have experience with. >=20 > I believe an appropriate technical term is "black art." :-} >=20 > OK; the laptop has rebooted (following the above-cited change), and for > a "sample size" of 1, there was no period longer than about a second or > so that the screen stayed dark. >=20 > So if that's repeatable, I'd suspect something involving DRI/drm, > possibly involving interrupt handling...? Ok, the most recent change that might be relavent was on Dec 18. r186295 | rnoland | 2008-12-18 16:04:50 -0500 (Thu, 18 Dec 2008) | 10 lines Though that only pertains to pci/pcie based radeons and it looked like yours was agp. You can send me an xorg.log to verify. robert. > > robert. >=20 > Thanks for the suggestion. >=20 > Peace, > david --=-d/Knfpoz16eVXfV5JJu7 Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.9 (FreeBSD) iEYEABECAAYFAklacIYACgkQM4TrQ4qfROMRPACeMVM1qZHYv9FFFCumpHmXSOCS dKEAn0cqpqojSP0yFPk7yDT/BuTHz+yK =gZIC -----END PGP SIGNATURE----- --=-d/Knfpoz16eVXfV5JJu7--