#ifndef VESA_H
#define VESA_H

#include <types.h>

typedef struct {
	uint16_t	Offset;
	uint16_t	Segment;
}	t_farptr;

struct VesaControllerInfo {
	char	Signature[4];	// == "VBE2"
	uint16_t	Version;	// == 0x0300 for Vesa 3.0
	t_farptr	OemString;	// isa vbeFarPtr
	uint8_t	Capabilities[4];
	t_farptr	Videomodes;	// isa vbeParPtr
	uint16_t	TotalMemory;// as # of 64KB blocks
};

struct VesaModeInfo {
	uint16_t	attributes;
	 uint8_t	winA, winB;
	uint16_t	granularity;
	uint16_t	winsize;
	uint16_t	segmentA, segmentB;
	t_farptr	realFctPtr;
	uint16_t	pitch; // bytes per scanline

	uint16_t	Xres, Yres;
	uint8_t	Wchar, Ychar, planes, bpp, banks;
	uint8_t	memory_model, bank_size, image_pages;
	uint8_t	reserved0;

	uint8_t	red_mask, red_position;
	uint8_t	green_mask, green_position;
	uint8_t	blue_mask, blue_position;
	uint8_t	rsv_mask, rsv_position;
	uint8_t	directcolor_attributes;

	uint32_t	physbase;  // your LFB address ;)
	uint32_t	reserved1;
	uint16_t	reserved2;
};
#endif