[S] Change in coreboot[master]: arch/x86: Implement config to Vendor Specific Data during PRERAM

[Dinesh Gehlot (Code Review)]

Attention is currently required from: Julius Werner, Kapil Porwal, Paul Menzel, Subrata Banik.

Dinesh Gehlot has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/76371?usp=email )

Change subject: arch/x86: Implement config to Vendor Specific Data during PRERAM
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Patch Set 9:

(2 comments)

File src/arch/x86/Kconfig:

https://review.coreboot.org/c/coreboot/+/76371/comment/d9c74015_578f46e0 :
PS8, Line 138: PRERAM_CBMEM_SIZE
> Why do we need such a high default value @Dinesh ? shouldn't 8bytes default in enough ?

Default size modified to 4 bytes.

https://review.coreboot.org/c/coreboot/+/76371/comment/b31f3f6e_baf22da7 :
PS8, Line 143: 	  Default reserved memory for preram CBMEM entries
> That’s 128 bytes?

Default size modified to 4 bytes.