Change in coreboot[master]: arch/x86,cpu/x86: Introduce new method for accessing cpu_info

[Eric Peers (Code Review)]

Attention is currently required from: Raul Rangel, Furquan Shaikh, Paul Menzel, Julius Werner, Arthur Heymans, Karthik Ramasubramanian, Felix Held.
Eric Peers has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/57627 )

Change subject: arch/x86,cpu/x86: Introduce new method for accessing cpu_info
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Patch Set 5:

(1 comment)

File src/cpu/x86/mp_init.c:

https://review.coreboot.org/c/coreboot/+/57627/comment/11bf2136_a3d65c68 
PS5, Line 227: 		/* Adjust the stack top to take into account cpu_info. */
might want to add a bit more comment to say we normally would throw this away in sipi init, but we need to reserve the pointer for *thread later, so we need to move the stack pointer top down further so we don't stomp on it.