From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([208.92.234.80] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1SLwiS-00079W-Em for garchives@archives.gentoo.org; Sun, 22 Apr 2012 13:20:36 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 612BEE0C28; Sun, 22 Apr 2012 13:20:21 +0000 (UTC) Received: from smtp.gentoo.org (smtp.gentoo.org [140.211.166.183]) by pigeon.gentoo.org (Postfix) with ESMTP id D7508E0AEE for ; Sun, 22 Apr 2012 13:18:49 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp.gentoo.org (Postfix) with ESMTP id 244E61B40F3 for ; Sun, 22 Apr 2012 13:18:49 +0000 (UTC) X-Virus-Scanned: by amavisd-new using ClamAV at gentoo.org X-Spam-Flag: NO X-Spam-Score: -2.17 X-Spam-Level: X-Spam-Status: No, score=-2.17 tagged_above=-999 required=5.5 tests=[AWL=-1.160, BAYES_00=-1.9, DKIM_ADSP_CUSTOM_MED=0.001, FREEMAIL_FROM=0.001, NML_ADSP_CUSTOM_MED=0.9, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_RP_MATCHES_RCVD=-0.01] autolearn=no Received: from smtp.gentoo.org ([127.0.0.1]) by localhost (smtp.gentoo.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id TE98DK3PcAe7 for ; Sun, 22 Apr 2012 13:18:42 +0000 (UTC) Received: from plane.gmane.org (plane.gmane.org [80.91.229.3]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.gentoo.org (Postfix) with ESMTPS id 93C351B40F0 for ; Sun, 22 Apr 2012 13:18:37 +0000 (UTC) Received: from list by plane.gmane.org with local (Exim 4.69) (envelope-from ) id 1SLwgR-0005hG-3d for gentoo-user@gentoo.org; Sun, 22 Apr 2012 15:18:31 +0200 Received: from adsl-69-234-190-40.dsl.irvnca.pacbell.net ([69.234.190.40]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sun, 22 Apr 2012 15:18:30 +0200 Received: from w41ter by adsl-69-234-190-40.dsl.irvnca.pacbell.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sun, 22 Apr 2012 15:18:30 +0200 X-Injected-Via-Gmane: http://gmane.org/ To: gentoo-user@lists.gentoo.org From: walt Subject: [gentoo-user] Re: laptop screen goes dark in boot Date: Sun, 22 Apr 2012 06:18:12 -0700 Message-ID: References: Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Complaints-To: usenet@dough.gmane.org X-Gmane-NNTP-Posting-Host: adsl-69-234-190-40.dsl.irvnca.pacbell.net User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:11.0) Gecko/20120312 Thunderbird/11.0 In-Reply-To: X-Archives-Salt: 18d7a821-f6df-4862-ad46-1f5799025d36 X-Archives-Hash: 7e0b98a7763098f5f7b1fae6bc5245d1 On 04/21/2012 11:25 PM, Zhang Jun wrote: > laptop: asus F3TC, amd Turion, NV-go7300 > kernel-3.0.17-r1 tuxonice > > screen goes dark just after I see the linux boot logo, > when using kernel 2.6.x, I even do not use hotkey to control lcd backlight, default light is ok, > but now, it goes dark, re-compiled kernel many times, but no luck, > > in kernel acpi config page, I did't see the "video" module, and seems no /proc/acpi/video/ . > > is there anyone have met this problem and have solution ? If you can boot the machine with a recent rescue cd, you can see which kernel modules are in use and then configure your own kernel to use the same ones.