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author | Simon Glass <sjg@chromium.org> | 2023-09-19 21:00:11 -0600 |
---|---|---|
committer | Bin Meng <bmeng@tinylab.org> | 2023-09-22 06:05:40 +0800 |
commit | 3fef0def84e65d399658b1d028ad558329a0669a (patch) | |
tree | 61b355812a48a710ca782ca9ffa04c1e6ed665f2 /arch/x86 | |
parent | 85c35c794e637d88042656157cd00541640815c1 (diff) | |
download | u-boot-3fef0def84e65d399658b1d028ad558329a0669a.zip u-boot-3fef0def84e65d399658b1d028ad558329a0669a.tar.gz u-boot-3fef0def84e65d399658b1d028ad558329a0669a.tar.bz2 |
x86: coreboot: Enable VIDEO_COPY
At least on modern machines the write-back mechanism for the frame buffer
is quite slow when scrolling, since it must read the entire frame buffer
and write it back.
Enable the VIDEO_COPY feature to resolve this problem.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'arch/x86')
-rw-r--r-- | arch/x86/dts/coreboot.dts | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/dts/coreboot.dts b/arch/x86/dts/coreboot.dts index f9ff534..0eb31ca 100644 --- a/arch/x86/dts/coreboot.dts +++ b/arch/x86/dts/coreboot.dts @@ -42,6 +42,7 @@ }; coreboot-fb { + bootph-some-ram; compatible = "coreboot-fb"; }; }; |