From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: community PM requirements/issues and PowerOP [Was: Re: So, what's the status on the recent patches here?] Date: Sun, 17 Sep 2006 15:40:07 +0200 Message-ID: <20060917134006.GO2741@elf.ucw.cz> References: <45092968.7070508@gmail.com> <20060914101704.GA17820@elf.ucw.cz> <20060914130311.GA2224@elf.ucw.cz> <20060914132037.GC2029@elf.ucw.cz> <1158490414.22541.2.camel@localhost> <20060917131831.GM2741@elf.ucw.cz> <1158499703.22773.11.camel@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: Content-Disposition: inline In-Reply-To: <1158499703.22773.11.camel@localhost> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-pm-bounces@lists.osdl.org Errors-To: linux-pm-bounces@lists.osdl.org To: Amit Kucheria Cc: Preece Scott-PREECE , Matthew Locke , linux-pm@lists.osdl.org List-Id: linux-pm@vger.kernel.org On Sun 2006-09-17 16:28:23, Amit Kucheria wrote: > On Sun, 2006-09-17 at 15:18 +0200, ext Pavel Machek wrote: > > = > > > > Well, for now, Nokia 770 is zaurus with wifi but without keyboard > > > > (mostly). It seems to be very similar to zaurus pm-wise. > > > = > > > You have conveniently chosen to forget that Nokia 770 does not support > > > suspend-to-disk - it is a S-T-R device. In fact, personally I agree w= ith > > > Linus' comments elsewhere about S-T-D being irrelevant. > > = > > Now I do not understand... this was power savings debate, no? Zaurus > > basically does not support S-T-D either (or at least I do not use it > > there), and I agree that S-T-D is irrelevant in the long term. And it > > is hardly relevant for non-PC machines _now_. > = > I was referring to the default method of power save on Zaurus on the > Sharp ROMs. It was S-T-D (Flash), IIRC. I do not recall drivers doing > runtime power management on Zaurus; that is a major difference from > Nokia 770. I'm pretty sure Zauruses do s-t-ram. Flash is read only during normal operation. I'm very sure Sharp zaurus sl-5500 does s-t-ram. After all, it has 16MB of flash and 64MB of ram. Suspend-to-flash is not an option. Pavel -- = (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html