Copy from the CL https://chromium-review.googlesource.com/#/c/307028/ (I40c540dad32beefe249f025b570c347d3ad08c36) BRANCH=None BUG=None TEST=emerge-lars coreboot Change-Id: I131fb729661f0f3bfd198cdf238c627bf38a46a5 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 70d471c507d12924466979c93742944975a03f27 Original-Change-Id: I0128dc65110ba363185db9c2aca5cdb140c344c2 Original-Signed-off-by: David Wu <David_Wu@quantatw.com> Original-Reviewed-on: https://chromium-review.googlesource.com/310394 Original-Commit-Ready: David Wu <david_wu@quantatw.com> Original-Tested-by: David Wu <david_wu@quantatw.com> Original-Reviewed-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: http://review.coreboot.org/12344 Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org> Tested-by: build bot (Jenkins)