Re: [lm-sensors] [PATCH v4] k10temp: temperature sensor for AMD

[Clemens Ladisch <clemens@ladisch.de>]

Andrew Morton wrote:
> Clemens Ladisch <clemens@ladisch.de> wrote:
> > This adds a driver for the internal temperature sensor of AMD Family 10h
> > and 11h CPUs.
> > ...
> > +#define REG_HARDWARE_THERMAL_CONTROL	0x64
> > +#define  HTC_ENABLE			0x00000001
> > +
> > +#define REG_REPORTED_TEMPERATURE	0xa4
> > +
> > +#define REG_NORTHBRIDGE_CAPABILITIES	0xe8
> > +#define  NB_CAP_HTC			0x00000400
> 
> These definitions relate to register addresses within the AMD CPUs,
> yes?

Yes, in the PCI configuration space of the internal northbridge.

> I wonder if these should be placed in some header file in
> arch/x86/include/asm/ where other such things are described.

There is no such header.  The files that also access PCI cfg registers:
  arch/x86/kernel/k8.c
  arch/x86/kernel/quirks.c
  arch/x86/oprofile/op_model_amd.c
define their own private symbols or use magic numbers.


Best regards,
Clemens

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