[coreboot-gerrit] Change in coreboot[master]: lib/stage_cache: Add save/get raw storage

[build bot (Jenkins) (Code Review)]

build bot (Jenkins) has posted comments on this change. ( https://review.coreboot.org/23518 )

Change subject: lib/stage_cache: Add save/get raw storage
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Patch Set 2:

Build Successful

https://qa.coreboot.org/job/coreboot-gerrit/66864/ : SUCCESS

https://qa.coreboot.org/job/coreboot-checkpatch/21457/ : SUCCESS