[XS] Change in coreboot[main]: arch/x86/include/arch: Add feature check macros

[Jérémy Compostella (Code Review)]

Attention is currently required from: Arthur Heymans, Jincheng Li, Patrick Rudolph.

Jérémy Compostella has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/81133?usp=email )

Change subject: arch/x86/include/arch: Add feature check macros
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Patch Set 3:

(1 comment)

File src/arch/x86/include/arch/cpu.h:

https://review.coreboot.org/c/coreboot/+/81133/comment/78c10a7a_717ae8c7 :
PS1, Line 54: #define CPUID_FEATURE_HTT (1 << 28)
> Done in https://review.coreboot. […]

Done