quark/src/kernel/multiboot.h

104 líneas
2,3 KiB
C

#pragma once
#include <stdint.h>
typedef struct{
uint32_t size;
uint32_t addr_l;
uint32_t addr_h;
uint32_t len_l;
uint32_t len_h;
uint32_t type;
} __attribute__((packed)) multiboot_memory_map_t;
typedef struct{
uint32_t tabsize;
uint32_t strsize;
uint32_t addr;
uint32_t reserved;
} multiboot_aout_symbol_table_t;
typedef struct{
uint32_t num;
uint32_t size;
uint32_t addr;
uint32_t shndx;
} multiboot_elf_section_header_table_t;
typedef struct{
uint32_t start;
uint32_t end;
uint32_t cmdline;
uint32_t pad; // Padding, alwys zero
} multiboot_module_t;
typedef struct{
/* Multiboot info version number */
uint32_t flags;
/* Available memory from BIOS */
uint32_t mem_lower;
uint32_t mem_upper;
/* "root" partition */
uint32_t boot_device;
/* Kernel command line */
uint32_t cmdline;
/* Boot-Module list */
uint32_t mods_count;
uint32_t mods_addr;
union{
multiboot_aout_symbol_table_t aout_sym;
multiboot_elf_section_header_table_t elf_sec;
} u;
/* Memory Mapping buffer */
uint32_t mmap_length;
uint32_t mmap_addr;
/* Drive Info buffer */
uint32_t drives_length;
uint32_t drives_addr;
/* ROM configuration table */
uint32_t config_table;
/* Boot Loader Name */
uint32_t boot_loader_name;
/* APM table */
uint32_t apm_table;
/* Video */
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; // FIXME: This may fail, as we are not in 64 bit (long) mode
uint32_t framebuffer_pitch;
uint32_t framebuffer_width;
uint32_t framebuffer_height;
uint8_t framebuffer_bpp;
uint8_t framebuffer_type;
union{
struct{
uint32_t framebuffer_palette_addr;
uint16_t framebuffer_palette_num_colors;
};
struct{
uint8_t framebuffer_red_field_position;
uint8_t framebuffer_red_mask_size;
uint8_t framebuffer_green_field_position;
uint8_t framebuffer_green_mask_size;
uint8_t framebuffer_blue_field_position;
uint8_t framebuffer_blue_mask_size;
};
};
} __attribute__((packed)) multiboot_info_t;