From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nigel Cunningham Subject: Re: Samsung P35, S3, black screen (radeon) Date: Sat, 05 Feb 2005 20:51:33 +1100 Message-ID: <1107597093.6348.11.camel@desktop.cunninghams> References: <420217DB.709@gmx.net> <4202A972.1070003@gmx.net> <20050203225410.GB1110@elf.ucw.cz> <1107474198.5727.9.camel@desktop.cunninghams> <20050204074302.GA1086@elf.ucw.cz> <1107512396.5727.80.camel@desktop.cunninghams> <20050204161358.GA1290@elf.ucw.cz> <1107555981.4109.3.camel@desktop.cunninghams> <20050205093118.GA1158@elf.ucw.cz> <1107596660.6348.6.camel@desktop.cunninghams> <20050205094541.GE1158@elf.ucw.cz> Reply-To: ncunningham-jjFNsPSvq+iXDw4h08c5KA@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit In-Reply-To: <20050205094541.GE1158-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: Carl-Daniel Hailfinger , ACPI List List-Id: linux-acpi@vger.kernel.org Hi. On Sat, 2005-02-05 at 20:45, Pavel Machek wrote: > Hi! > > > > > > battery does not run out, you just do resume-from-RAM"? Wow. Nice > > > > > trick... > > > > > > > > > > But it has same video problems as suspend-to-RAM, no? On how many > > > > > machines does it work? > > > > > > > > Yes, the same problems as suspend-to-RAM. I'm not sure how many machines > > > > are using it at the moment. I'd love to try it on my laptop; that would > > > > be one more, and I'd also try to get STR working on my HT desktop > > > > machine (Radeon video) if I had the chance. Oh yeah... and I'm going to > > > > have another go at merging. Get the idea I've got a lot I want to do? :> > > > > > > Actually, getting STR work on SMP/HT machine is going to be quite a > > > lot of work -- because you need to boot secondary CPUs without > > > touching contents of RAM. I hoped CPU hotplug people or Intel ACPI > > > people were going to solve it for me, but unfortunately that did not > > > happen :-(. > > > > Zwane is working on CPU hotplug. I'm assuming I'll be able to rely on > > his work. He said the other day he was up to testing on x86-64. Are you > > meaning you just haven't seen the code in action, or that you've found > > some reason that hotunplugging won't work? > > Last time I checked (long time ago) he did not really put CPU back to > real mode on "unplug"; he just made it spin in protected mode. You can > use his framework, but you really need to boot the cpu from real > mode.... Okay. I already have it spinning in protected mode for Suspend2, so that wouldn't be a gain. I'm pretty sure though that he's seen my current code and believes his is a gain :> We'll see... Nigel -- Nigel Cunningham Software Engineer, Canberra, Australia http://www.cyclades.com Ph: +61 (2) 6292 8028 Mob: +61 (417) 100 574 ------------------------------------------------------- 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