On Fri, 2008-04-18 at 01:32 -0500, James Cornell wrote: > Jeff Cai wrote: > > Hi > > > > A power scheme is a collection of settings that controls the power usage > > of your computer. You can use power schemes to reduce the power > > consumption of individual devices or the entire system. > > > > In Windows Xp, User can ??????set options for a power scheme in the Power > > Options dialog box. Windows XP comes with several pre-configured > > profiles, they are Home/Office Desk, Portable/Laptop, Presentation, Always > > on, > > Minimal Power Management and Max Battery. User also can easily create > > custom profiles that fine tune the properties for his particular > > circumstances. > > > > In Max OS, Laptops get an menu option in the Energy Saver panel: > > Optimize Energy Settings. These are energy profiles you can quickly > > switch between depending on the circumstance: Better Battery Life, > > Normal, Better Performance and Custom. > > > > In KDE, KPowersave ships with a set of four preconfigured schemes which > > you can adjust to your needs. To switch schemes with KPowersave just > > right-click the panel icon and select Set Active Scheme. The following > > schemes are available: > > > > > > Performance > > Keep your machine running with full power and full speed to > > achieve maximum performance. > > Acoustic > > Apply any measure that makes sure your machine runs as quietly > > as possible. > > Presentation > > Disable any display power management and screen savers to make > > sure that your presentation is not interrupted by a blanked > > display or such like. > > Powersave > > Apply aggressive power management methods to make sure that your > > machine runs as long as possible when put on battery power > > instead of AC power. > > > > How about GNOME Power Manager? Do we need such options which allows user > > can select power profiles which they like? > > > > Jeff > > > > > > ------------------------------------------------------------------------ > > > > _______________________________________________ > > laptop-discuss mailing list > > laptop-discuss at opensolaris.org > Definitely, and like XP/Vista/OSX it should also give the ability to > control AMD Powernow / Speedstep in desktops once supported on MP > machines. Currently AMD Powernow on K8 MP systems is not supported. > With XP and the AMD Power Driver, Powernow works, and is definitely a > large energy saver for residential use regardless of form factor.
CCed Mark, who is developing PowerNow and MP stuff. Might be he can comment something we are interested. But I'm sure Speedstep is ???already supported on Solaris. Also GPM GUI of phase 1 will provide a configuration option to enable it. -Simon > > James > _______________________________________________ > laptop-discuss mailing list > laptop-discuss at opensolaris.org
