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SubjectRe: [PATCH 4/8] Force detect and enable HPET on ICH
On Mon, 7 May 2007 13:31:28 -0700 Venki Pallipadi (VP) wrote:

VP> Force detect and/or enable HPET on ICH chipsets. This patch just handles the
VP> detection part and following patches use this information.
VP>
VP> Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>

Venki,

Is there any reason your patch only enables HPET on ICH6 and beyond? HPET can
be enabled on earlier ICH by setting bit 17 in GEN_CNTL on PCI dev 31, func 0,
offset d0. This seems to work for ICH3/4/5. Are there any errata affecting
these ICHs?

Cheers,

- Udo

--
Dipl.-Inf. Udo Steinberg
Technische Universität Dresden http://os.inf.tu-dresden.de/~us15
Institute for System Architecture Tel: +49 351 463 38401
D-01062 Dresden Fax: +49 351 463 38284
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