Re: [PATCH v4 10/20] x86: coreboot: Enable VIDEO_COPY

2023-09-19 Thread Bin Meng
On Thu, Aug 24, 2023 at 5:11 AM Simon Glass wrote: > > 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

[PATCH v4 10/20] x86: coreboot: Enable VIDEO_COPY

2023-08-23 Thread Simon Glass
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 --- (no changes since v1) arch/x86/dts/corebo