Jon Smirl <[email protected]> writes:
> On 6/14/05, Pallipadi, Venkatesh <[email protected]> wrote:
>> HPET device itself can be there. But, it can appear in different
>> addresses. Most commonly used address is 0xfed00000. But, it can be
>> different as well.
>
> Does Intel build different versions of something like an 82801EB with
> the HPET at different addresses and still have the same part number?
Sometimes the address can be configured in the chipset and HPET also
be disabled. So the only reliable way would be to check the chipset
registers for each chipset. Unfortunately some are undocumented
(e.g. i've been trying to figure that out for Nvidia for quite some time
to no avail :/)
-Andi
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