Re: [PATCH] i386: Selectable Frequency of the Timer Interrupt

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On Wed, 13 Jul 2005, Chris Wedgwood wrote:

> On Wed, Jul 13, 2005 at 04:41:41PM -0700, dean gaudet wrote:
> > windows xp base rate is 100Hz... but multimedia apps can ask for
> > almost any rate they want (depends on the hw capabilities).  i
> > recall seeing rates >1200Hz when you launch some of the media player
> > apps -- sorry i forget the exact number.
> Windows starts an additional high-speed timer as needed for this?

i don't think so -- i think it reprograms the divisor... but don't trust 
me, check this doc:

it goes into detail on the current and future timer support in winxp.

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