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/**
 * @file
 *
 * This Structures ars defined by the multiboot specification and you will
 * get them from your bootloader.
 *
 * Ref
 * ---
 * https://www.gnu.org/software/grub/manual/multiboot/multiboot.html#Boot-information-format
 *
 */


#ifndef MULTIBOOT_H
#define MULTIBOOT_H

#include <stdbool.h>
#include <stdint.h>

typedef struct multiboot_information_struct
{
    uint32_t flags;
    uint32_t mem_lower;
    uint32_t mem_upper;
    uint32_t boot_device;
    uint32_t cmdline;
    uint32_t mods_count;
    uint32_t mods_addr;
    uint32_t syms[4];
    uint32_t mmap_length;
    uint32_t mmap_addr;
    uint32_t drives_length;
    uint32_t drives_addr;
    uint32_t config_table;
    uint32_t boot_loader_name;
    uint32_t amp_table;
    uint32_t vbe_control_info;
    uint32_t vbe_mode_info;
    uint16_t vbe_mode;
    uint16_t vbe_interface_seg;
    uint16_t vbe_interface_off;
    uint16_t vbe_interface_len;
    uint64_t framebuffer_addr;
    uint32_t framebuffer_pitch;
    uint32_t framebuffer_width;
    uint32_t framebuffer_height;
    uint8_t framebuffer_bpp;
    uint8_t framebuffer_type;
    //color_info;

}multiboot_information;

typedef struct multiboot_mmap_struct
{
    uint32_t size;
    uint64_t base_addr;
    uint64_t length;
    uint32_t type;

}multiboot_mmap;

typedef struct multiboot_mod_struct
{
    uint32_t mod_start;
    uint32_t mod_end;
    uint32_t string;
    uint32_t reserved;

}multiboot_mod;

multiboot_information* multiboot_read(uint32_t eax, uint32_t ebx);

#endif