On Thursday 15 March 2007 6:29 am, Scott E. Preece wrote: > | > For the rest of us, though, all the stuff you're currently > | > doing for power management is wasted effort and why should we incur > | > costs to work around them? > | > | Me personally? What specifically are you referring to, and > | in what respects would that be "wasted" effort? > --- > > As noted in previous apology, I was speaking over-broadly. However, as I > said, we currently configure out cpufreq and ACPI support, ACPI -- goes without saying, unless you're on x86 or ia64. cpufreq -- similar, although some non-x86 versions do exist, and seem to provide limited power savings in a few cases (in conjunction with voltage scaling, since the cost of N cpu cycles is otherwise constant). > among other > things, so they represent wasted effort from the particular perspective > of our products. I was speaking rhetorically - just saying that the work > done on cpufreq and ACPI was "wasted effort" in exactly the same sense > that work spent on supporting the PM needs of embedded devices would be. I still don't follow. I think I'll just count your original response as one of those "should not have written that" posts most folk suffer from on occasion. - Dave > --- > | > | > Today, we just configure it all out and put > | > in our own stuff. We would prefer to have a mainstream framework that > | > could be used to meet both Intel laptop needs and embedded device needs... > | > | I don't think I ever said anything against that notion of having PM > | infrastructure capable of handling both PC and embedded configs. Not > | that I've seen a framework that handles either one well -- yet! -- so > | such notions haven't yet progressed to being testable theories. > | > | Against the notion of infrastructure (PM or otherwise) that's not > | well designed or defined -- certainly I've argued. That includes > | much current PM infrastructure, and most recent proposals. > --- > > Thanks - I can agree with that! > > scott > > -- > scott preece > motorola mobile devices, il67, 1800 s. oak st., champaign, il 61820 > e-mail: preece@xxxxxxxxxxxx fax: +1-217-384-8550 > phone: +1-217-384-8589 cell: +1-217-433-6114 pager: 2174336114@xxxxxxxxx > > _______________________________________________ linux-pm mailing list linux-pm@xxxxxxxxxxxxxx https://lists.osdl.org/mailman/listinfo/linux-pm
