g: Add support for hardware dcrypto

BUG=chrome-os-partner:54101
BRANCH=none
CQ-DEPEND=CL:*287736
TEST=make buildall; try on Cr50 hardware

All TCG tests passed before and after this CL.

Change-Id: I65e31792b2912d588868cc298a01b0142ac7dadc
Signed-off-by: Bill Richardson <wfrichar@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/386258
Reviewed-by: Marius Schilder <mschilder@chromium.org>
Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>
5 files changed