[S] Change in coreboot[main]: soc/intel/common/systemagent: Fixup systemagent address

[Name of user not set (Code Review)]

Attention is currently required from: Angel Pons, Arthur Heymans, Felix Held, Felix Singer, Jérémy Compostella, Paul Menzel.

[e-mail] has posted comments on this change by [e-mail]. ( https://review.coreboot.org/c/coreboot/+/83318?usp=email )

Change subject: soc/intel/common/systemagent: Fixup systemagent address
......................................................................

Patch Set 19:

(1 comment)

Patchset:

PS19:
> It would still be a mess because you would have to specify how to handle the register value somehow, […]

Ok, I will follow your suggestion. Actually there are actually other server platforms that is using the same system agent as Snow Ridge. May I add a server-specific system agent in the common code, or just leave them as SoC-specific code?