Messages in this thread | | | Date | Fri, 28 Mar 2014 09:08:05 +0100 | From | Clemens Ladisch <> | Subject | Re: [PATCH v2] x86: hpet: Don't default CONFIG_HPET_TIMER to be y for X86_64 |
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Feng Tang wrote: > On Fri, Mar 28, 2014 at 08:17:16AM +0100, Ingo Molnar wrote: >> * Feng Tang <feng.tang@intel.com> wrote: >> - or the kernel should have a quirk to reliably disable it. Why >> should we crash or misbehave if a driver is built into the >> kernel? > > I thought about this before, HPET doesn't have PCI ID like stuff,
HPET does have the PCI vendor ID in the first register.
> only thing I can think of to identify them may be the CPU family/ID.
The HPET is implemented by some actual chip, and that chip also has lots of PCI devices. (In the case of a SoC, the CPU ID would work, too).
Regards, Clemens
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