Change in coreboot[master]: soc/intel/common/acpi: add ACPI S0ix _DSM for Intel Power Engine Plug-in

[Cliff Huang (Code Review)]

Attention is currently required from: V Sowmya, Tim Wawrzynczak, Paul Menzel, Balaji Manigandan, Bernardo Perez Priego, Patrick Rudolph.
Cliff Huang has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/55127 )

Change subject: soc/intel/common/acpi: add ACPI S0ix _DSM for Intel Power Engine Plug-in
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Patch Set 7:

(1 comment)

File src/soc/intel/common/block/acpi/acpi/pep.asl:

https://review.coreboot.org/c/coreboot/+/55127/comment/b8f22a13_bac4d9f5 
PS7, Line 16: 1536
> suggestion: […]

Hi Tim, I am getting asl compilation error if I don't use this define as hardcoded value directly. This defines is used in a Field(). It seems that the asl compiler won't pre-calculate for the value. I look around other Field() in asl files, I only see direct value been used as argument.