From owner-freebsd-acpi@FreeBSD.ORG Mon Apr 2 03:44:53 2012 Return-Path: Delivered-To: freebsd-acpi@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 840011065672; Mon, 2 Apr 2012 03:44:53 +0000 (UTC) (envelope-from kob6558@gmail.com) Received: from mail-we0-f182.google.com (mail-we0-f182.google.com [74.125.82.182]) by mx1.freebsd.org (Postfix) with ESMTP id D627C8FC08; Mon, 2 Apr 2012 03:44:52 +0000 (UTC) Received: by wern13 with SMTP id n13so1868896wer.13 for ; Sun, 01 Apr 2012 20:44:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=ZMvWYF0XKqAJlTUFrzwQVMrixJ3Y1p+I2FH2RLR/yuU=; b=mzYmDjQHpSeHa301DzQDu3LRHm93dqs6r1v0pbqriQm+rnTlKW3ZYvzmeAmR2fRyoR NfHfEL1MxBOABYJiPvYqAE10Os+mxJFylCatZdhfKngyN8knm1uR1TOZj4S0yDcDka4R gnhhZ+xkaLzeHoTnYVZriNG1KKGA3dGPSdqOYEKtlw1BZOd0sHMmGxnB9jWIAlIGYCSA hgy9wmFGHSlDRMIg6jAPYXhZ5cyIZ1mEUuJcygsEcq37JwI3hfQOZrV5j/F0w7YuHbHn oyl7HVwBiXxA4h0h70RmLmMAjFS1RACGauN7t60Hsg/NQQq6wJhCVcjKmPAFayznXyvZ xR6w== MIME-Version: 1.0 Received: by 10.180.80.70 with SMTP id p6mr21102030wix.21.1333338291264; Sun, 01 Apr 2012 20:44:51 -0700 (PDT) Received: by 10.223.54.207 with HTTP; Sun, 1 Apr 2012 20:44:51 -0700 (PDT) In-Reply-To: <4F789DD7.90604@mehnert.org> References: <4E836C06.9070405@gmail.com> <4F56A2DA.2070703@gmail.com> <201204011214.38801.erichfreebsdlist@ovitrap.com> <4F789DD7.90604@mehnert.org> Date: Sun, 1 Apr 2012 20:44:51 -0700 Message-ID: From: Kevin Oberman To: Hannes Mehnert Content-Type: text/plain; charset=ISO-8859-1 Cc: matt , freebsd-acpi@freebsd.org, freebsd-current@freebsd.org Subject: Re: x220 notes X-BeenThere: freebsd-acpi@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: ACPI and power management development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 02 Apr 2012 03:44:53 -0000 2012/4/1 Hannes Mehnert : > Hi, > > controlling brightness works for me (via shell) - taking matt's advice > into account: >> \VBRC seems to allow control over the backlight, at least, so those of > you with sore eyes or the 3-cell battery may have some success using the > acpi_call port (Danger!) >> kldload acpi_call >> acpi_call -p '\VBRC' -i n (where n is 0-16; 17 (and -1) is off) This works well, but I'll need to look at how to make Gnome do the job so the automatic dimming will work. Also, at least on my ThinkPad, its 0-15. 16 and 14 are identical and slightly dimmer than 15. Maybe it's a BIOS issue on my laptop? I see Lenovo has released a new one recently. -- R. Kevin Oberman, Network Engineer E-mail: kob6558@gmail.com