Change in coreboot[master]: soc/intel/graphics: Add override api for graphics_get_memory_base()

[Subrata Banik (Code Review)]

Attention is currently required from: Subrata Banik, Nico Huber, Wonkyu Kim, Ethan Tsao, Ravishankar Sarawadi, Tim Wawrzynczak, Paul Menzel, Raj Astekar, Patrick Rudolph.
Subrata Banik has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/61389 )

Change subject: soc/intel/graphics: Add override api for graphics_get_memory_base()
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Patch Set 8:

(1 comment)

Patchset:

PS7:
> > In future platform, PCI config 0x18 still has memory bar but display memory may not same as memory bar address.
>
> So, in case it is not at the same address, where will it be?

Exactly, I also have the same question and if that offset/address is still as part of PCI configuration space, can't we use a Kconfig (select from SoC) and common code take care of passing the address from *new offset*. I really don't think we need SoC override.

I'm waiting for the EDS update.