[coreboot-gerrit] Change in coreboot[master]: arch/x86: Use ENV_X86_64 instead of _x86_64_

[Kyösti Mälkki (Code Review)]

Attention is currently required from: Patrick Rudolph.
Kyösti Mälkki has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/44867 )

Change subject: arch/x86: Use ENV_X86_64 instead of _x86_64_
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Patch Set 1:

(1 comment)

Patchset:

PS1: 
Can you rebase this?