[linux-pm] suspend to RAM (embedded) ppc?

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On Thu 2006-06-29 00:37:47, Guennadi Liakhovetski wrote:
> On Tue, 27 Jun 2006, Johannes Berg wrote:
> 
> > You may want to hold off working on this a bit and first ask BenH for
> > his old patches that converted the pmu stuff to the generic thing but
> > needed invasive generic stuff first.
> 
> Well, I started thinking about possible solutions for mpc824x by looking 
> at the only available sleep implementation for ppc in the kernel - 
> powermac. As was suggested I looked under drivers/macintosh. As an example 
> I took powerbook_sleep_grackle() (I think, grackle is also installed in 
> "blue and white" G3's, right?). There I see various calls to pmu_request() 
> with macros as parameters and some comments, so, most things can be 
> understood and mapped to another hardware (if still relevant under the new 
> power-management interface). But then come some things that I don't 
> understand:
> 
> 		/* Ask the PMU to put us to sleep */
> 		pmu_request(&req, NULL, 5, PMU_SLEEP, 'M', 'A', 'T', 'T');
                                                      ~~~~~~~~~~~~~~~~~~
					What kind of inside joke is that?

									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html


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