From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alan Cox Subject: Re: [RFC] Reliable video POSTing on resume (was: Re: [ACPI] Samsung P35, S3, black screen (radeon)) Date: Sun, 06 Feb 2005 16:02:34 +0000 Message-ID: <1107695583.14847.167.camel@localhost.localdomain> References: <420217DB.709@gmx.net> <4202A972.1070003@gmx.net> <20050203225410.GB1110@elf.ucw.cz> <1107474198.5727.9.camel@desktop.cunninghams> <4202DF7B.2000506@gmx.net> <1107485504.5727.35.camel@desktop.cunninghams> <9e4733910502032318460f2c0c@mail.gmail.com> <20050204074454.GB1086@elf.ucw.cz> <9e473391050204093837bc50d3@mail.gmail.com> <20050205093550.GC1158@elf.ucw.cz> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit In-Reply-To: <20050205093550.GC1158-I/5MKhXcvmPrBKCeMvbIDA@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: Pavel Machek Cc: Jon Smirl , ncunningham-jjFNsPSvq+iXDw4h08c5KA@public.gmane.org, Carl-Daniel Hailfinger , ACPI List , Linux Kernel Mailing List List-Id: linux-acpi@vger.kernel.org On Sad, 2005-02-05 at 09:35, Pavel Machek wrote: > Rumors say that notebooks no longer have video bios at C000h:0; rumors > say that video BIOS on notebooks is simply integrated into main system > BIOS. I personaly do not know if rumors are true, but PCs are ugly > machines.... > A small number of laptop systems are known to pull this trick. There are other problems too - the video bios boot may make other assumptions about access to PCI space, configuration, interrupts, timers etc. Some systems (intel notably) appear to expect you to use the bios save/restore video state not re-POST. ------------------------------------------------------- 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