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Date: Thu, 05 Nov 2009 09:43:28 +0100
From: Jan Kiszka <jan.kiszka@domain.hid>
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Subject: Re: [Xenomai-core] a problem about hpet device
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To: "Guanghui, Cheng" <cheng.guanghui.ml@domain.hid>
Cc: xenomai@xenomai.org

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Guanghui, Cheng wrote:
> On Thursday 05 November 2009 07:53:26 Gilles Chanteperdrix wrote:
>> Guanghui, Cheng wrote:
>>> Hello:
>>> 	I need to use hpet device as my clock event source in my os
>>> and i have mapped this device to local place. But when i read the
>>> configuration or value all the bit is 1. Is it something wrong?
>> Excuse me, but what is the relation with Xenomai?
> 	Sorry and maybe it is not a direct topic about the Xenomai=20
> but about the real-time systems. I have traced Xenomai at least=20
> for 4 years and read every mail from this maillist. HPET is a very=20
> good internal timer source for real-time systems. Hopefully there
>  are some people doing HPET issue.  If there is no guy about=20
> this work please ignore this mail.

This is clearly off-topic for Xenomai. And note: HPET is not the best
timer source as it doesn't scale (in contrast to LAPIC timers).

Jan


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