dev: start implementing framebuffer devices

2023-06-06 22:01:17 +01:00
parent 81533a1cff
commit cb220452db
7 changed files with 177 additions and 13 deletions
--- a/include/socks/fb.h
+++ b/include/socks/fb.h
@@ -0,0 +1,33 @@
+#ifndef SOCKS_FB_H_
+#define SOCKS_FB_H_
+
+#include <stdint.h>
+
+enum framebuffer_flags {
+	FB_VGATEXT = 0x01u,
+};
+
+struct framebuffer_bitfield {
+	uint32_t b_offset;
+	uint16_t b_length;
+};
+
+struct framebuffer_varinfo {
+	enum framebuffer_flags fb_flags;
+
+	uint32_t fb_xres;
+	uint32_t fb_yres;
+	uint32_t fb_bpp;
+	uint32_t fb_stride;
+
+	struct framebuffer_bitfield fb_red;
+	struct framebuffer_bitfield fb_green;
+	struct framebuffer_bitfield fb_blue;
+	struct framebuffer_bitfield fb_alpha;
+};
+
+struct framebuffer_fixedinfo {
+	uint64_t fb_baseptr;
+};
+
+#endif