From owner-freebsd-acpi@FreeBSD.ORG Thu Dec 14 07:43:51 2006 Return-Path: X-Original-To: freebsd-acpi@freebsd.org Delivered-To: freebsd-acpi@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 5DE7816A577; Thu, 14 Dec 2006 07:43:51 +0000 (UTC) (envelope-from rafan@svm.csie.ntu.edu.tw) Received: from svm.csie.ntu.edu.tw (svm.csie.ntu.edu.tw [140.112.90.75]) by mx1.FreeBSD.org (Postfix) with ESMTP id 59F3843C9F; Thu, 14 Dec 2006 07:42:11 +0000 (GMT) (envelope-from rafan@svm.csie.ntu.edu.tw) Received: from svm.csie.ntu.edu.tw (localhost [127.0.0.1]) by svm.csie.ntu.edu.tw (8.13.8/8.13.8) with ESMTP id kBE7hi1s041480; Thu, 14 Dec 2006 15:43:44 +0800 (CST) (envelope-from rafan@svm.csie.ntu.edu.tw) Received: (from rafan@localhost) by svm.csie.ntu.edu.tw (8.13.8/8.13.8/Submit) id kBE7hin7087665; Thu, 14 Dec 2006 15:43:44 +0800 (CST) (envelope-from rafan) Date: Thu, 14 Dec 2006 15:43:44 +0800 From: Rong-En Fan To: Markus Brueffer Message-ID: <20061214074344.GC93983@svm.csie.ntu.edu.tw> References: <20061212165145.GA59094@svm.csie.ntu.edu.tw> <200612130327.47809.markus@freebsd.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="vtzGhvizbBRQ85DL" Content-Disposition: inline In-Reply-To: <200612130327.47809.markus@freebsd.org> User-Agent: Mutt/1.5.13 (2006-08-11) Cc: freebsd-acpi@freebsd.org, Rong-En Fan Subject: Re: acpi_ibm(4) and amd64 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: Thu, 14 Dec 2006 07:43:51 -0000 --vtzGhvizbBRQ85DL Content-Type: text/plain; charset=big5 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Dec 13, 2006 at 03:27:43AM +0100, Markus Brueffer wrote: > On Tuesday 12 December 2006 17:51, Rong-En Fan wrote: > > It seems that it can not get the brightness level. I put my ASL at > > > > http://people.freebsd.org/~rafan/x60-1706b69.asl > > > > for anyone interested. >=20 > Everything looks right DSDT wise, the EC offset for brightness didn't cha= nge. > I did a quick read through the linux-thinkpad ml archives and it seems th= at=20 > this is a BIOS related problem. Older versions work, but current ones sho= w=20 > this problem. What BIOS and EC versions do you have installed? >=20 > Btw: acpi_video(4) should add a brightness sysctl for the lcd (judging fr= om=20 > your DSDT). How does this one behave? Does writing to the brightness sysc= tl=20 > have any effect (acpi_ibm(4) and acpi_video(4))? write to dev.acpi_ibm.0.lcd_brightness work, read not. read/write hw.acpi.video.lcd0.brightness works well. But the levels from acpi_video(4) is a bit weird: hw.acpi.video.lcd0.brightness: 30 hw.acpi.video.lcd0.levels: 100 30 30 40 50 60 70 80 90 100 Or, is this normal? > > 1) can we safely use acpi_ibm(4) on amd64 >=20 > No objections here. >=20 > Markus >=20 > --=20 > Markus Brueffer ? =A0| GPG-Key: http://people.FreeBSD.org/~markus/markus.= asc > markus@brueffer.de | FP: 3F9B EBE8 F290 E5CC 1447 8760 D48D 1072 78F8 A8D4 > markus@FreeBSD.org | FreeBSD: The Power to Serve! --vtzGhvizbBRQ85DL Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (FreeBSD) iD8DBQFFgQCv144QkYb9jGgRAmhyAJ9l3vFK5G2Z/h6kZwCX7fo7sJDWbgCghQs3 f61l5xfL1KnA5BCgnhAcYvU= =N9cv -----END PGP SIGNATURE----- --vtzGhvizbBRQ85DL--