diff options
author | Simon Glass <sjg@chromium.org> | 2011-06-07 11:25:22 -0700 |
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committer | Simon Glass <sjg@chromium.org> | 2011-08-29 10:39:17 -0700 |
commit | ec735e197ce59c8c6830df819759a0b08d8a1195 (patch) | |
tree | 23974b9c364b4fdaa1d2fa5561cc917416c39a20 /README | |
parent | b49e49543568ae2f4ed5d88eba565cfe2caeb5fb (diff) |
Add CONFIG_ALIGN_LCD_TO_SECTION to make frame buffer MMU-friendly
We want to make the display section-aligned on ARM so that we can easily
turn off data caching for this.
BUG=chromium-os:13082
TEST=build and boot U-Boot on seaboard
Change-Id: Icbbc8cc473ff80b519bdd1c6520c9ed679260843
Reviewed-on: http://gerrit.chromium.org/gerrit/2240
Reviewed-by: Anton Staaf <robotboy@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'README')
-rw-r--r-- | README | 10 |
1 files changed, 10 insertions, 0 deletions
@@ -1215,6 +1215,16 @@ The following options need to be configured: Normally display is black on white background; define CONFIG_SYS_WHITE_ON_BLACK to get it inverted. + + CONFIG_ALIGN_LCD_TO_SECTION + + Normally the LCD is page-aligned (tyically 4KB). If this is + defined then the LCD will be aligned to MMU_SECTION_SIZE + instead. This is useful for architectures where it is cheaper + to change data cache settings on a per-section basis (such as + ARM). + + - Splash Screen Support: CONFIG_SPLASH_SCREEN If this option is set, the environment is checked for |