On 14:43-20130226, Randy Dunlap wrote:
> On 02/26/13 09:37, Nishanth Menon wrote:
[..]
> >
> > 1. Introduction
> > ===============
> > +1.1 What is an Operating Performance Point (OPP)?
> > +
> > Complex SoCs of today consists of a multiple sub-modules working in conjunction.
> > In an operational system executing varied use cases, not all modules in the SoC
> > need to function at their highest performing frequency all the time. To
> > facilitate this, sub-modules in a SoC are grouped into domains, allowing some
> > domains to run at lower voltage and frequency while other domains are loaded
> > -more. The set of discrete tuples consisting of frequency and voltage pairs that
> > +more.
>
> huh???
I split the definition line to it's own paragraph below. But, I think
you intend to say we could improve better the remaining paragraph.
Could you elaborate your thoughts?
>
> > +
> > +The set of discrete tuples consisting of frequency and voltage pairs that
> > the device will support per domain are called Operating Performance Points or
> > OPPs.
> >
> > +As an example:
> > +Let us consider an MPU device which supports the following:
> > +{300MHz at minimum voltage of 1V}, {800MHz at minimum voltage of 1.2V},
> > +{1GHz at minimum voltage of 1.3V}
> > +
> > +We can represent these as three OPPs as the following {Hz, uV} tuples:
> > +{300000000, 1000000}
> > +{600000000, 1200000}
> 800000000
>
> > +{100000000, 1300000}
> 1000000000 ??
Thanks for catching it. will fix it in next rev.
--
Regards,
Nishanth Menon
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