[M] Change in coreboot[master]: UNTESTED acpi: Add ECAM region below PNP0C02 device in SSDT

[Felix Held (Code Review)]

Attention is currently required from: Angel Pons, Arthur Heymans, Jeff Daly, Lance Zhao, Matt DeVillier, Nico Huber, Sean Rhodes, Tim Wawrzynczak, Vanessa Eusebio.

Felix Held has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/75729?usp=email )

Change subject: UNTESTED acpi: Add ECAM region below PNP0C02 device in SSDT
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Patch Set 2:

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/75729/comment/a9822847_2579dda8 :
PS2, Line 28: unknown reason
> Probably because it meddles with e820. So far a reservation there […]

in the seabios case (depthcharge probably too) this area is covered by one e820 reserved address range which isn't the case when using edk2