intel_x86: Handle RSMRST signal in Intel x86 common code

BUG=chrome-os-partner:59141
BRANCH=none
TEST=make buildall -j
     Reef can boot to OS. S3, S5, hibernate are working.

Change-Id: Iddd16cba5f1dc62341dfbc8568b490439b7d593b
Signed-off-by: Vijay Hiremath <vijay.p.hiremath@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/427018
Commit-Ready: Vijay P Hiremath <vijay.p.hiremath@intel.com>
Tested-by: Vijay P Hiremath <vijay.p.hiremath@intel.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
4 files changed