Re: Fwd: XO 1.5 frequency scaling

2010-05-08 Thread Tiago Marques
> you're right. there's nothing in powerd related to clocking. powerd > limits itself to managing the display, wlan on/off, and system suspend. > Seemed so, thanks. > > > Did I miss some firmware or kernel update, as I can't load the c7 powersaver > > kernel module in a kernel I built myself.

Re: Fwd: XO 1.5 frequency scaling

2010-05-08 Thread Paul Fox
tiago wrote: > -- Forwarded message -- > From: Tiago Marques > Date: Sat, May 8, 2010 at 12:17 PM > Subject: Re: XO 1.5 frequency scaling > To: "Richard A. Smith" > > > Hi Richard, > > On Wed, May 5, 2010 at 12:28 AM, Richard A

Fwd: XO 1.5 frequency scaling

2010-05-08 Thread Tiago Marques
-- Forwarded message -- From: Tiago Marques Date: Sat, May 8, 2010 at 12:17 PM Subject: Re: XO 1.5 frequency scaling To: "Richard A. Smith" Hi Richard, On Wed, May 5, 2010 at 12:28 AM, Richard A. Smith wrote: > On 05/04/2010 07:01 PM, Tiago Marques wrote: > &

Re: XO 1.5 frequency scaling

2010-05-08 Thread Tiago Marques
On Wed, May 5, 2010 at 12:38 AM, Paul Fox wrote: > martin wrote: > > > > Running powertop on your machine is hugely informational once you've > > read the powertop website docs. > > re: powertop -- with silbe's help our battery driver now provides > enough of the expected properties under /sys

Re: XO 1.5 frequency scaling

2010-05-04 Thread Paul Fox
martin wrote: > > Running powertop on your machine is hugely informational once you've > read the powertop website docs. re: powertop -- with silbe's help our battery driver now provides enough of the expected properties under /sys to let powertop make crude power measurements [1]. you have t

Re: XO 1.5 frequency scaling

2010-05-04 Thread Richard A. Smith
On 05/04/2010 07:01 PM, Tiago Marques wrote: > Let me see if I understand what you said. I understand how it works on > desktop and regular laptops. You load the module for the specific power > saving feature and either a kernel module to do the job or the userspace > module which then allows a da

Re: XO 1.5 frequency scaling

2010-05-04 Thread Martin Langhoff
On Tue, May 4, 2010 at 7:01 PM, Tiago Marques wrote: > Let me see if I understand what you said. I understand how it works on > desktop and regular laptops. You load the module for the specific power > saving feature and either a kernel module to do the job I am far from being a true expert in th

Re: XO 1.5 frequency scaling

2010-05-04 Thread Tiago Marques
Hi Martin, On Tue, May 4, 2010 at 3:09 PM, Martin Langhoff wrote: > On Mon, May 3, 2010 at 7:41 PM, Tiago Marques wrote: > > I have been wondering for some time how are you controlling the frequency > of > > the C7 processor in Fedora. Is this being done in the background by > > LWN recently did

Re: XO 1.5 frequency scaling

2010-05-04 Thread Martin Langhoff
On Mon, May 3, 2010 at 7:41 PM, Tiago Marques wrote: > I have been wondering for some time how are you controlling the frequency of > the C7 processor in Fedora. Is this being done in the background by LWN recently did a nice post on "idle". That should give you good background info. AIUI, the j

XO 1.5 frequency scaling

2010-05-03 Thread Tiago Marques
Hi all, I have been wondering for some time how are you controlling the frequency of the C7 processor in Fedora. Is this being done in the background by openfirmware or some other place where it is not visible. I would like to test it's effect on battery life and to know if power management needs