[XS] Change in coreboot[master]: soc/intel/xeon_sp/spr: Add chip config to enable x2apic

[Arthur Heymans (Code Review)]

Attention is currently required from: Christian Walter, Johnny Lin, Naresh Solanki, Paul Menzel, Tim Chu.

Arthur Heymans has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/75581?usp=email )

The change is no longer submittable: All-Comments-Resolved is unsatisfied now.

Change subject: soc/intel/xeon_sp/spr: Add chip config to enable x2apic
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Patch Set 1: Code-Review-1

(1 comment)

File src/soc/intel/xeon_sp/spr/romstage.c:

https://review.coreboot.org/c/coreboot/+/75581/comment/8bd4e10e_720bfd17 :
PS1, Line 162: /*
             : 	 * Let coreboot configure LAPIC based on Kconfig.
             : 	 * coreboot currently can only switch from XAPIC to X2APIC,
             : 	 * so always select XAPIC mode here.
             : 	 */
This comment explains why 0 is a good value.