x86: ivybridge: Set up an MTRR for the video frame buffer
authorSimon Glass <sjg@chromium.org>
Thu, 1 Jan 2015 23:18:08 +0000 (16:18 -0700)
committerSimon Glass <sjg@chromium.org>
Tue, 13 Jan 2015 15:25:00 +0000 (07:25 -0800)
commit9818a00eead58a36fe39735dae5dbdc393f53463
tree89d3b4eb772ecc08abcde3672fc99752ecd00d5c
parentaff2523f6998dca1f667aa0d26cc8f351c5628dc
x86: ivybridge: Set up an MTRR for the video frame buffer

Set the frame buffer to write-combining. This makes it faster, although for
scrolling write-through is even faster for U-Boot.

Signed-off-by: Simon Glass <sjg@chromium.org>
arch/x86/cpu/ivybridge/gma.c