[S] Change in coreboot[master]: soc/intel/xeon_sp/spr: Default to X2APIC support

[Johnny Lin (Code Review)]

Attention is currently required from: Patrick Rudolph, Jonathan Zhang, Ziang Wang, Christian Walter, Angel Pons, Shuo Liu, Nill Ge, TangYiwei, Tim Chu.

Johnny Lin has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/74184 )

Change subject: soc/intel/xeon_sp/spr: Default to X2APIC support
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Patch Set 1:

(1 comment)

Patchset:

PS1:
> It looks like your kernel doesn't support X2APIC and you didn't select XAPIC_ONLY in Kconfig. […]

True, if my linuxboot kernel supports X2APIC it can boot up fine. But with DEFAULT_X2APIC_RUNTIME being selected, it seems that I cannot select XAPIC_ONLY from mainboard Kconfig if I want to keep using a LinuxBoot that doesn't support X2APIC?