diff options
author | Aaron Durbin <adurbin@chromium.org> | 2013-03-22 22:25:37 -0500 |
---|---|---|
committer | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2013-03-29 20:00:39 +0100 |
commit | f567f16af4c3cbfcadc3bc5c44b569a592829262 (patch) | |
tree | e3a51905dc3ee22e6ffcd8047aed682d463ccfc9 /src/northbridge/intel/sandybridge/Kconfig | |
parent | fcfe67c3b2b3391a8131eb26cc546a9afaa28822 (diff) |
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>
Diffstat (limited to 'src/northbridge/intel/sandybridge/Kconfig')
-rw-r--r-- | src/northbridge/intel/sandybridge/Kconfig | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/northbridge/intel/sandybridge/Kconfig b/src/northbridge/intel/sandybridge/Kconfig index 56d2cd7a38..6c9ae99fcd 100644 --- a/src/northbridge/intel/sandybridge/Kconfig +++ b/src/northbridge/intel/sandybridge/Kconfig @@ -107,6 +107,14 @@ config DCACHE_RAM_MRC_VAR_SIZE hex default 0x4000 +config MARK_GRAPHICS_MEM_WRCOMB + bool "Mark graphics memory as write-combining." + default n + help + The graphics performance may increase if the graphics + memory is set as write-combining cache type. This option + enables marking the graphics memory as write-combining. + config HAVE_MRC bool "Add a System Agent binary" help |