tree 5b736a2e5ae7f8f4a28b764f01485e6c6c87867f
parent 32074149f702d988e07753b5ff5633dbd0e3409c
author robbie zhang <robbie.zhang@intel.com> 1443745293 -0700
committer Patrick Georgi <pgeorgi@google.com> 1445955322 +0100

intel/skylake: Add support for Gfx PEIM (AKA GOP)

This patch implements the igd_opregion using the write_acpi_tables
mechanism to support GOP usage.

BRANCH=none
BUG=chrome-os-partner:44559
TEST=W/o GOP_SUPPORT in config, Built and boot on kunimitsu/glados.
W/ GOP_SUPPORT enabled, build and boot on kunimitsu/glados, but on
glados Dev screen can not be seen (OS display is fine).
CQ-DEPEND=CL:303539

Change-Id: I4cd63dfe0d3f456c5f084e38db976425143f79e7
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 4db57463a69c6114b1e2ed4035d378ee3a82783f
Original-Change-Id: I6f3c29c1b608eeaad8f2bf79d17394d49f8e412c
Original-Signed-off-by: robbie zhang <robbie.zhang@intel.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/303387
Original-Commit-Ready: Robbie Zhang <robbie.zhang@intel.com>
Original-Tested-by: Robbie Zhang <robbie.zhang@intel.com>
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/12142
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>