>-----Original Message-----
>From: Andreas Mohr [mailto:[email protected]]
>Sent: Tuesday, November 14, 2006 9:31 AM
>To: Pallipadi, Venkatesh
>Cc: Len Brown; Ingo Molnar; Andreas Mohr; Thomas Gleixner;
>[email protected]; Van De Ven, Arjan
>Subject: Re: CONFIG_NO_HZ: missed ticks, stall (keyb IRQ
>required) [2.6.18-rc4-mm1]
>
>Hi,
>
>On Tue, Nov 14, 2006 at 09:21:02AM -0800, Pallipadi, Venkatesh wrote:
>> >I belive that Venki has looked at some of the HPET
>enumeration issues,
>> >and maybe he has some suggestions. Is there an example system
>> >on-hand where we know Windows works and Linux does not?
>> >
>>
>> There are two things that can be happening when OS does not
>see HPET in
>> ACPI.
>> - BIOS did enable HPET in chipset and did not communicate it to OS.
>> - BIOS did nothing to enable HPET in chipset.
>
>I'm sure you've already seen
>http://semthex.freeflux.net/blog/archive/2006/10/21/hpet-to-be-
>or-not-to-be.html
>... or not?
Hmmm.. I hadn't seen this before..
>
>Hmm, hopefully it's easy to research where to enable HPET
>(if there is one at all!) on an el-cheapo VIA chipset...
>
>Many thanks for your patch! (even though currently Intel-only)
Yes. This should be easy to do for any chipset. It should be documented
somewhere in the chipset documentation. Atleast it is documented on ICH
specification :).
Thanks,
Venki
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