Change in coreboot[master]: drivers/intel/dptf: Add OEM variables support

[Karthik Ramasubramanian (Code Review)]

Attention is currently required from: Furquan Shaikh, Justin TerAvest, Tim Wawrzynczak, Sumeet R Pawnikar, Todd Broch, Aaron Durbin, Patrick Rudolph.
Karthik Ramasubramanian has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/50127 )

Change subject: drivers/intel/dptf: Add OEM variables support
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Patch Set 8:

(1 comment)

File src/include/acpi/acpigen_dptf.h:

https://review.coreboot.org/c/coreboot/+/50127/comment/9a3deb61_51d2efc2 
PS8, Line 117: 	uint8_t oem0;
             : 	uint8_t oem1;
             : 	uint8_t oem2;
             : 	uint8_t oem3;
             : 	uint8_t oem4;
             : 	uint8_t oem5;
             : };
> suggestion: representing this as an array will simplify the code, e.g. […]

Also why is it part of IETM? As per the BWG doc, I don't see any scope being mentioned for ODVP package. Looking here, it is added under the scope of DPTF_PATH and not IETM. So why is it mentioned as part of ietm?

+1 to Tim's comment regarding DWORDS.