[M] Change in coreboot[master]: cpu/x86/mp_init.c: Keep track of initial lapic ID inside device_path

[Arthur Heymans (Code Review)]

Attention is currently required from: Arthur Heymans, Angel Pons, Kyösti Mälkki.

Arthur Heymans has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/64342 )

Change subject: cpu/x86/mp_init.c: Keep track of initial lapic ID inside device_path
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Patch Set 12:

(1 comment)

Patchset:

PS12: 
Hmm with CPUINFO_V2 we might be able to be bit smarter about things. I don't think FSP is trashing %gs so we can still use the thread local storage. Currently the cpu_info() is pushed on the stack but we might as well put it in an array.