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From: "Heater, Daniel (IndSys, GEFanuc, VMIC)" <Daniel.Heater@gefanuc.com>
To: "'Dan Kegel'" <dkegel@ixiacom.com>, linux-kernel@vger.kernel.org
Subject: RE: [RFC] countdown timer driver
Date: Tue, 10 Dec 2002 12:17:16 -0500
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> > Questions:
> > 1. Is there already a standard kernel interface to this 
> type of timer?
> 
> The Posix high-res timer stuff, I think.  Have you tried expressing
> what you want user programs to do in terms of Posix high-res 
> timers yet?
> 
> > 2. Is there any reason to interface/integrate this type of 
> device with the
> >    high-res timer stuff currently under development for the 
> 2.5 kernel?
> 
> Yes; perhaps you could create a service provider interface
> for the posix high-res timer stuff, then use that SPI
> to plug your hardware in?
> 
> I may be way off base here, but it does seem like it's due dilligence
> to verify that you're not reinventing an interface here.

Yes, the first intent of this request is to see if there is a suitable
interface already available.

I will follow up about the service provider interface on the high-res timer
list.

Thanks.
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