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| author | Simon Glass <sjg@chromium.org> | 2023-07-15 21:38:59 -0600 |
|---|---|---|
| committer | Bin Meng <bmeng@tinylab.org> | 2023-07-17 17:12:26 +0800 |
| commit | 03fe79c091cee0bd591070dd24adfa8f556b50df (patch) | |
| tree | 4bd915467709328e0e7cd567246cdb619ea29167 /include/video.h | |
| parent | 5345700d2af425a8c5a36c078db5d71bf31280c7 (diff) | |
| download | u-boot-03fe79c091cee0bd591070dd24adfa8f556b50df.tar.gz u-boot-03fe79c091cee0bd591070dd24adfa8f556b50df.tar.bz2 u-boot-03fe79c091cee0bd591070dd24adfa8f556b50df.zip | |
x86: Pass video settings from SPL to U-Boot proper
When video is set up in SPL, U-Boot proper needs to use the correct
parameters so it can write to the display.
Put these in a bloblist so they are available to U-Boot proper.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Nikhil M Jain <n-jain1@ti.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'include/video.h')
| -rw-r--r-- | include/video.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/include/video.h b/include/video.h index e98d0f9c89..9729fa348a 100644 --- a/include/video.h +++ b/include/video.h @@ -134,6 +134,30 @@ struct video_ops { #define video_get_ops(dev) ((struct video_ops *)(dev)->driver->ops) +/** + * struct video_handoff - video information passed from SPL + * + * This is used when video is set up by SPL, to provide the details to U-Boot + * proper. + * + * @fb: Base address of frame buffer, 0 if not yet known + * @size: Frame-buffer size, in bytes + * @xsize: Number of pixel columns (e.g. 1366) + * @ysize: Number of pixels rows (e.g.. 768) + * @line_length: Length of each frame buffer line, in bytes. This can be + * set by the driver, but if not, the uclass will set it after + * probing + * @bpix: Encoded bits per pixel (enum video_log2_bpp) + */ +struct video_handoff { + u64 fb; + u32 size; + u16 xsize; + u16 ysize; + u32 line_length; + u8 bpix; +}; + /** enum colour_idx - the 16 colors supported by consoles */ enum colour_idx { VID_BLACK = 0, |