[S] Change in coreboot[main]: nb/intel/sandybridge: Add Kconfig to set default IGD allocation

[Angel Pons (Code Review)]

Attention is currently required from: Matt DeVillier.

Angel Pons has posted comments on this change by Matt DeVillier. ( https://review.coreboot.org/c/coreboot/+/84225?usp=email )

Change subject: nb/intel/sandybridge: Add Kconfig to set default IGD allocation
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Patch Set 3: Code-Review+1

(2 comments)

File src/northbridge/intel/sandybridge/Kconfig:

https://review.coreboot.org/c/coreboot/+/84225/comment/2a0497e1_cc64e152?usp... :
PS3, Line 188: (CMOS-backed)
The fallback value is used whenever the option backend cannot retrieve the stored value in the backend; the "null" backend always fails (and returns the fallback value). It's not specific to CMOS

https://review.coreboot.org/c/coreboot/+/84225/comment/8200356a_759e2303?usp... :
PS3, Line 204: IGD_DEFAULT_INT_VALUE
I feel this name is too confusing, but I am currently too tired to come up with a better name.