From owner-freebsd-current@FreeBSD.ORG Wed Sep 28 19:32:56 2011 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E53C01065673 for ; Wed, 28 Sep 2011 19:32:56 +0000 (UTC) (envelope-from yanegomi@gmail.com) Received: from mail-qy0-f182.google.com (mail-qy0-f182.google.com [209.85.216.182]) by mx1.freebsd.org (Postfix) with ESMTP id A21AF8FC15 for ; Wed, 28 Sep 2011 19:32:56 +0000 (UTC) Received: by qyk4 with SMTP id 4so10104049qyk.13 for ; Wed, 28 Sep 2011 12:32:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; bh=r/crB5wKFf+6CD+SM7EXuqq5yPbIkzISayAgK9ubOtE=; b=sSjaZfLy8bPDc7r1ybkVOPyW1MHsBsh1mBbnVh+Dol+lTXsleLbJa4BiaLTBN87bSW ST/dP6M3QEB3px3oYs/f945L3TgczUyq6UOHCOlQ5hudmcWGHxXPbymvMjQgPUyq3K+h NF9fKMRHqBAONCXA3+jGjhhPSAoD3DzHHu0jA= MIME-Version: 1.0 Received: by 10.224.215.133 with SMTP id he5mr7231372qab.224.1317238375814; Wed, 28 Sep 2011 12:32:55 -0700 (PDT) Received: by 10.224.74.82 with HTTP; Wed, 28 Sep 2011 12:32:55 -0700 (PDT) In-Reply-To: <4E8374A7.90105@gmail.com> References: <4E836C06.9070405@gmail.com> <4E8374A7.90105@gmail.com> Date: Wed, 28 Sep 2011 12:32:55 -0700 Message-ID: From: Garrett Cooper To: Matt Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: freebsd-current@freebsd.org Subject: Re: x220 notes 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: Wed, 28 Sep 2011 19:32:57 -0000 On Wed, Sep 28, 2011 at 12:25 PM, Matt wrote: > On 09/28/11 11:52, Garrett Cooper wrote: >> >> On Wed, Sep 28, 2011 at 11:48 AM, Matt =A0wrote: >>> >>> I just picked up an X220 and have been trying to get FreeBSD running >>> well. >>> >>> Some tips >>> ichsmb >>> acpi_video (attaches but doesn't work) >>> aesni >>> coretemp >>> >>> powerd is a must, these processors seem to be designed to run very hot >>> unless throttled. Somehow my C3 state disappears when on AC, I think >>> that's >>> a bios setting? >>> >>> acpi_ibm needs "LEN0068" added to the list of ibm ids at the beginning = of >>> /usr/src/sys/dev/acpi_support/acpi_ibm.c...I'd write a patch but that >>> machine is in a world of ports hurt right now :). >>> With this many of the sysctls and leds work, still no brightness (w or >>> wout >>> intel DRI from Konstantin...thanks Konstantin!!) >>> >>> sleep/resume work, but screen is off after resume and cannot be awakene= d >>> (even w/ dpms and or acpi_video). >> >> This is probably another driver bug. Try kldunloading and kldloading >> your wlan driver to see if that works, and/or start stripping your >> kernel of unnecessary options until you find the magic formula for >> what works, and just apply that to rc.suspend // rc.resume and file a >> PR for the driver bug if there isn't one already. >> HTH, >> -Garrett >> > > Driver bug in wireless can leave the screen off? > I can for instance type reboot and reboot etc. > > I also noticed that acpi_video attaches, but nothing works. Looking at AM= L > it appears that the correct "hooks" are present, but lcd0 shows as inacti= ve > and does not go to "1" in sysctl. > > ibm_acpi lcd_brightness hooks do not work either. > > debug.acpi.reset_video does VERY bad things, involving a reboot loop and > flashing thinklight > > Is there anything else I can do to turn the damn thing back on? > Any other logging or things to look at? > > I will try a minimal kernel shortly. A driver bug in general will bring up a blank screen because the system doesn't fully resume. Are you using amd64 or i386? -Garrett