Change in coreboot[master]: sb/intel/common: Add functions to manipulate PMBASE

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Change subject: sb/intel/common: Add functions to manipulate PMBASE
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Patch Set 6: Verified-1

Build Unstable

https://qa.coreboot.org/job/coreboot-gerrit/75572/ : UNSTABLE

https://qa.coreboot.org/job/coreboot-checkpatch/29632/ : SUCCESS