Re: [Linux-pm-devel] Re: IBM/MontaVista Dynamic Power Management Project

Dominik Brodowski
2002-12-05T08:43:26Z

On Tue, Dec 03, 2002 at 06:57:49PM +0100, Arjan van de Ven wrote:
> On Tue, 2002-12-03 at 18:46, Bishop Brock wrote:
> > IBM and MontaVista have initiated a joint project to develop a
> > dynamic power management control and policy mechanism for Linux
> > for processors supporting dynamic voltage and frequency scaling.
> > A paper describing the proposal can be obtained from
> >
> > http://www.research.ibm.com/arl/projects/dpm.html
> >
> > A working prototype of the proposed framework for
> > the IBM PowerPC 405LP processor exists and will be made
> > public in the near future.
>
> any idea if/how this will fit into the existing cross platform cpufreq
> framework ?

Actually, if I understand IBM's proposal right, it seems to be an
alternative to cpufreq: a different "mid-layer" between the low-level
processor drivers, other kernel code, and the user. So it's not an extension
to an existing feature, but a new feature - Halloween was some weeks ago...

Dominik