From owner-freebsd-mobile@FreeBSD.ORG Fri Aug 9 08:31:09 2013 Return-Path: Delivered-To: freebsd-mobile@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id A25A0261; Fri, 9 Aug 2013 08:31:09 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-wg0-x22d.google.com (mail-wg0-x22d.google.com [IPv6:2a00:1450:400c:c00::22d]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 12AD52765; Fri, 9 Aug 2013 08:31:08 +0000 (UTC) Received: by mail-wg0-f45.google.com with SMTP id x12so3323911wgg.0 for ; Fri, 09 Aug 2013 01:31:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to:cc:content-type; bh=60u8GhJsBVYyIPFHH5Qz7KyAbvMU5J7dVsKv7nfk/Rc=; b=it5p9LsW+ZV5UZDUMU0ENLiEOaqg0MWERh8y/0MODuUtmEUtsMFtMojerOjE96Shzn 3MpcbZ9jApNqd8ykcogst/GBiCsig4kj/fREps6pwGPDbh65Umn6Qv38S5Y5BggXc4t3 VRAAKtCOw19dpTqKaexwCBsVBxESKuh2h6/LbhJs/yWzsR9ztp17cPYlSCch09gwxgyY Lbz3/Muhy0G01FyaKWOB+Lj3kK21QpRqzTNsIFzbSH01F648fggOIKGZ9FNAHwWL6JmV gat0SRv/ZljHGJ7KuWxl+1DaoJcvXXp3cG+SCp/oRHq9pHOQhbG8biMVVAPAM7z4Tv+M Grdg== MIME-Version: 1.0 X-Received: by 10.180.8.42 with SMTP id o10mr1576105wia.0.1376037067320; Fri, 09 Aug 2013 01:31:07 -0700 (PDT) Sender: adrian.chadd@gmail.com Received: by 10.217.116.136 with HTTP; Fri, 9 Aug 2013 01:31:07 -0700 (PDT) In-Reply-To: References: Date: Fri, 9 Aug 2013 01:31:07 -0700 X-Google-Sender-Auth: vFyJ-KMsYoy3o_dyc9nFi9gL1Nk Message-ID: Subject: Re: Lenovo X230 - suspend/resume video issues From: Adrian Chadd To: Kevin Oberman Content-Type: text/plain; charset=ISO-8859-1 Cc: "freebsd-acpi@freebsd.org" , "freebsd-mobile@freebsd.org" X-BeenThere: freebsd-mobile@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Mobile computing with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 09 Aug 2013 08:31:09 -0000 Hi, Ignore xorg. Like, just pretend I don't even know it exists. I'm just using syscons. Why isn't the video display resuming? -adrian On 8 August 2013 22:34, Kevin Oberman wrote: > On Thu, Aug 8, 2013 at 4:00 PM, Adrian Chadd wrote: >> >> Hiya, >> >> I have an Lenovo Thinkpad X230 running FreeBSD-10. I'd like some help >> in sorting out the following issues: >> >> * the ACPI and IBM sysctls for twiddling the LCD brightness don't at all >> work >> * The backlight comes on during resume, but the video definitely doesn't >> * I'm still investigating whether xorg actually comes back from resume >> (and it's a video problem) or whether it hangs on resume. >> >> The files are here: >> >> http://people.freebsd.org/~adrian/laptop/lenovo_x230 >> >> Thanks! >> >> >> -adrian >> _______________________________________________ >> freebsd-acpi@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-acpi >> To unsubscribe, send any mail to "freebsd-acpi-unsubscribe@freebsd.org" > > > Adrian, > > Take a look at the thread "Fixing X220 Video The Right Way" in the ACPI ML. > Also look at "Fixing suspend/resume on Lenovo x220". Both went over several > months, but ended in mid-June. Whether this aproach will work on the X230 is > not entirely clear. Use of ACPI_CALL is really a mostly unworkable kludge. > > The suspend/resume issues will almost certainly not be resolved on any > platform with recent Intel or Radeon GPUs requiring KMS until the newcons > code is committed. That likely won't resolve all issues, but will deal with > a major one and one that largely blocks resolving (or even identifying) > others. > > I have a T550 which has a BIOS that largely is similar to the X220. One > issue that Thinkpads of this vintage all seem to have is the inability to > boot a gpt disk.. (Actually, if you have another drive (even USB) with > booteasy on it, you can, but BIOS refuses to run an MBR from a GPT formatted > disk. It assumes that GPT disks are all EUFI, which is seriously broken. I'd > love to see that this is fixed. Guess I should see if Lenovo has a new BIOS > that might fix it. > -- > R. Kevin Oberman, Network Engineer > E-mail: rkoberman@gmail.com