[coreboot-gerrit] Change in coreboot[master]: soc/intel/tigerlake: Expose UPD to enable Precision Time Measurement

[Duncan Laurie (Code Review)]

Duncan Laurie has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/46856 )

Change subject: soc/intel/tigerlake: Expose UPD to enable Precision Time Measurement
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Patch Set 7:

(1 comment)

https://review.coreboot.org/c/coreboot/+/46856/7//COMMIT_MSG 
Commit Message:

https://review.coreboot.org/c/coreboot/+/46856/7//COMMIT_MSG@12 
PS7, Line 12: interferes with achieving
            : deeper S0ix substates
> Did we ever get an answer why this is the case?

No, I have had a hard time getting info about this feature at all.  It seems to be mostly focused on industrial applications for IOT devices so it doesn't really seem important for a client system anyway.