tree 1b918764b5412f838cf6c9249ae170cedd43ee66
parent bebca13b4d5eb4a3458ee63218fed05ca8ddf6aa
author Nico Huber <nico.h@gmx.de> 1500146146 +0200
committer Nico Huber <nico.h@gmx.de> 1503951088 +0000

gma: Allow offsets /= 0 in Setup_Default_GTT()

Honor the `Offset` field of the given framebuffer and add preconditions
that ensure we won't overflow the GTT or its target address space.

Change-Id: I6577e98e154610228734baee7674ee54b9a922e8
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/20602
Reviewed-by: Patrick Georgi <pgeorgi@google.com>