sandybridge: add option to mark graphics memory write-combining.

The graphics memory can be accessed in a faster manner by
setting it to write-combing mode.  Add an option to enable
write-combining for the graphics memory.

Change-Id: I7d37fd78906262aabef92c2b4f4cab0e3f7e4f6d
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/2894
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

0 files changed, 0 insertions, 0 deletions