#pragma once
#include <stdint.h>

typedef struct multiboot_info
{
    uint32_t flags; // required

    // Available if flags[0] is set
    uint32_t mem_lower;
    uint32_t mem_upper;

    // Available if flags[1] is set
    uint32_t boot_device;

    // Available if flags[2] is set
    uint32_t cmdline;

    // Available if flags[3] is set
    uint32_t mods_count;
    uint32_t mods_addr;

    // Available if flags[4] or flags[5] is set
    uint8_t syms[16]; // 28 - 40 bytes, exact layout may differ depending on a.out or ELF

    // Available if flags[6] is set
    uint32_t mmap_length;
    uint32_t mmap_addr;

    // Available if flags[7] is set
    uint32_t drives_length;
    uint32_t drives_addr;

    // Available if flags[8] is set
    uint32_t config_table;

    // Available if flags[9] is set
    uint32_t boot_loader_name;

    // Available if flags[10] is set
    uint32_t apm_table;

    // Available if flags[11] is set
    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;

    // Available if flags[12] is set
    uint64_t framebuffer_addr; // 64-bit for large memory addresses
    uint32_t framebuffer_pitch;
    uint32_t framebuffer_width;
    uint32_t framebuffer_height;
    uint8_t framebuffer_bpp;
    uint8_t framebuffer_type;
    uint8_t color_info[6]; // 110-115 bytes
} __attribute__((packed)) multiboot_info_t;