video console: implement multiple fonts configuration

This needed for unit testing different fonts.

Configured fonts are placed in an array of fonts.
First font is selected by default upon console probe.

Signed-off-by: Dzmitry Sankouski <dsankouski@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
[agust: fixed build error when bmp logo disabled]
Signed-off-by: Anatolij Gustschin <agust@denx.de>

1 files changed, 31 insertions, 0 deletions

diff --git a/include/video_font_data.h b/include/video_font_data.h
new file mode 100644
index 0000000000..37c3e00336
--- /dev/null
+++ b/include/video_font_data.h
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (C) Copyright 2023 Dzmitry Sankouski <dsankouski@gmail.com>
+ */
+
+#ifndef _VIDEO_FONT_DATA_
+#define _VIDEO_FONT_DATA_
+#define VIDEO_FONT_BYTE_WIDTH(width)	((width / 8) + (width % 8 > 0))
+#define VIDEO_FONT_CHAR_PIXEL_BYTES(width, height)	(height * VIDEO_FONT_BYTE_WIDTH(width))
+#define VIDEO_FONT_SIZE(chars, width, height)	(chars * VIDEO_FONT_CHAR_PIXEL_BYTES(width, height))
+
+struct video_fontdata {
+	const char *name;
+	int width;
+	int height;
+	int byte_width;
+	int char_pixel_bytes;
+	unsigned char *video_fontdata;
+};
+
+#define FONT_ENTRY(_font_width, _font_height, _width_x_height) \
+{	\
+	.name = #_width_x_height,	\
+	.width = _font_width,		\
+	.height = _font_height,		\
+	.byte_width = VIDEO_FONT_BYTE_WIDTH(_font_width),	\
+	.char_pixel_bytes = VIDEO_FONT_CHAR_PIXEL_BYTES(_font_width, _font_height),	\
+	.video_fontdata = video_fontdata_##_width_x_height,	\
+}
+
+#endif /* _VIDEO_FONT_DATA_ */