arch/x86: provide common ACPI_Sx constants

Instead of open coding the literal values provide more
semantic symbol to be used. This will allow for aligning
chipset code with this as well to reduce duplication.

BUG=chrome-os-partner:54977

Change-Id: I022bf1eb258f7244f2e5aa2fb72b7b82e1900a5c
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/15663
Tested-by: build bot (Jenkins)
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
2 files changed