first commit

1 files changed, 49 insertions, 0 deletions

diff --git a/src/kernel/include/video.h b/src/kernel/include/video.h
new file mode 100644
index 0000000..6f702b1
--- /dev/null
+++ b/src/kernel/include/video.h
@@ -0,0 +1,49 @@
+#include <stdint.h>
+void dump_video();
+
+//this struct was stolen from wiki.osdev.org
+struct mode_info {
+  uint16_t attributes;		
+	uint8_t window_a;			
+	uint8_t window_b;			
+	uint16_t granularity;		
+	uint16_t window_size;
+	uint16_t segment_a;
+	uint16_t segment_b;
+	uint32_t win_func_ptr;		
+	uint16_t pitch;			
+	uint16_t width;			
+	uint16_t height;			
+	uint8_t w_char;			
+	uint8_t y_char;			
+	uint8_t planes;
+	uint8_t bpp;			
+	uint8_t banks;			
+	uint8_t memory_model;
+	uint8_t bank_size;		
+	uint8_t image_pages;
+	uint8_t reserved0;
+	uint8_t red_mask;
+	uint8_t red_position;
+	uint8_t green_mask;
+	uint8_t green_position;
+	uint8_t blue_mask;
+	uint8_t blue_position;
+	uint8_t reserved_mask;
+	uint8_t reserved_position;
+	uint8_t direct_color_attributes;
+
+	uint32_t framebuffer;		
+	uint32_t off_screen_mem_off;
+	uint16_t off_screen_mem_size;	
+	uint8_t reserved1[206];
+} __attribute__((packed));
+
+struct vbe_infoblock {
+  char vbe_signature[4];
+  uint16_t vbe_version;
+  uint16_t oem_ptr[2];
+  uint8_t capabilities[4];
+  uint32_t videomodeptr;
+  uint16_t total_memory;
+} __attribute__((packed));