Change in coreboot[master]: {cpu,soc}/intel: deduplicate cpu code

[Nico Huber (Code Review)]

Nico Huber has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/46274 )

Change subject: {cpu,soc}/intel: deduplicate cpu code
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Patch Set 18:

(1 comment)

https://review.coreboot.org/c/coreboot/+/46274/18/src/cpu/intel/common/commo... 
File src/cpu/intel/common/common.h:

https://review.coreboot.org/c/coreboot/+/46274/18/src/cpu/intel/common/commo... 
PS18, Line 40: void set_energy_perf_bias(u8 policy);
Please write things out (or add comments). For instance, I can't say from the
top of my head what TPR or DCA are. The `policy` parameter could be an enum?
Or should also be commented.