From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Piel Subject: Re: [PATHC] Relaxed syntax for the processor PBLK length Date: Mon, 31 Jan 2005 16:11:59 +0100 Message-ID: <41FE4ABF.9040100@tremplin-utc.net> References: <41FD3E02.8010701@tremplin-utc.net> <20050131145836.GA1145@poupinou.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <20050131145836.GA1145-kk6yZipjEM5g9hUCZPvPmw@public.gmane.org> Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Bruno Ducrot Cc: len.brown-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org Bruno Ducrot a =C3=A9crit : > On Sun, Jan 30, 2005 at 09:05:22PM +0100, Eric Piel wrote: >=20 >>Hello, >> >>In the original DSDT of my laptop (Acer TravelMate 614) the processor=20 >>PBLK length is declared to be 5. The legal and only allowed value is 6.= =20 >>This is an error in the DSDT and actually it is 6. Allowing Linux ACPI=20 >>to read also processor PBLK length of 5 works and permits the processor= =20 >>to have the C-states correctly detected. In turn it allows the processo= r=20 >>to get less hot (so this is eventually useful). >> >>I've noticed that some other Acer DSDT also have this length=20 >>mis-indicated. The attached patch adds some logic to the ACPI to allow = a=20 >>processor PBLK length of 5 when the syntax is relaxed. >> >=20 >=20 > You should consider to disable C3 in this case IMHO. Why? Actually this patch is especially designed to allow C3 state to be=20 used on my computer. This works for more than 6 months without any=20 appearent problem, is there anything I'm not aware of? Eric ------------------------------------------------------- This SF.Net email is sponsored by: IntelliVIEW -- Interactive Reporting Tool for open source databases. Create drag-&-drop reports. Save time by over 75%! Publish reports on the web. Export to DOC, XLS, RTF, etc. Download a FREE copy at http://www.intelliview.com/go/osdn_nl