[coreboot-gerrit] Change in coreboot[master]: lib/fmap: add ENV_SMM check to setup_preram_cache

[Aaron Durbin (Code Review)]

Aaron Durbin has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/45274 )

Change subject: lib/fmap: add ENV_SMM check to setup_preram_cache
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Patch Set 5:

(1 comment)

https://review.coreboot.org/c/coreboot/+/45274/5/src/lib/fmap.c 
File src/lib/fmap.c:

https://review.coreboot.org/c/coreboot/+/45274/5/src/lib/fmap.c@50 
PS5, Line 50: ENV_SMM
> Would defining a new symbol ENV_STAGE_NO_FMAP_CACHE be a good idea?

Potentially, but it would only be for this case. The ROMSTAGE_OR_BEFORE check wants to spit out a warning. Let's see if such a thing becomes a necessity?