Multiboot operating systems. More...

#include <stdint.h>

Data Structures
struct	multiboot_header
	A multiboot header. More...

struct	multiboot_aout_symbol_table
	A multiboot a.out symbol table. More...

struct	multiboot_elf_section_header_table
	A multiboot ELF section header table. More...

struct	multiboot_info
	A multiboot information structure. More...

struct	multiboot_module
	A multiboot module structure. More...

struct	multiboot_memory_map
	A multiboot memory map entry. More...

Macros
#define	MULTIBOOT_HEADER_MAGIC 0x1BADB002
	The magic number for the Multiboot header. More...

#define	MB_FLAG_PGALIGN 0x00000001
	Boot modules must be page aligned. More...

#define	MB_FLAG_MEMMAP 0x00000002
	Memory map must be provided. More...

#define	MB_FLAG_VIDMODE 0x00000004
	Video mode information must be provided. More...

#define	MB_FLAG_RAW 0x00010000
	Image is a raw multiboot image (not ELF) More...

#define	MULTIBOOT_BOOTLOADER_MAGIC 0x2BADB002
	The magic number passed by a Multiboot-compliant boot loader. More...

#define	MBI_FLAG_MEM 0x00000001
	Multiboot information structure mem_* fields are valid. More...

#define	MBI_FLAG_BOOTDEV 0x00000002
	Multiboot information structure boot_device field is valid. More...

#define	MBI_FLAG_CMDLINE 0x00000004
	Multiboot information structure cmdline field is valid. More...

#define	MBI_FLAG_MODS 0x00000008
	Multiboot information structure module fields are valid. More...

#define	MBI_FLAG_AOUT 0x00000010
	Multiboot information structure a.out symbol table is valid. More...

#define	MBI_FLAG_ELF 0x00000020
	Multiboot information struture ELF section header table is valid. More...

#define	MBI_FLAG_MMAP 0x00000040
	Multiboot information structure memory map is valid. More...

#define	MBI_FLAG_DRIVES 0x00000080
	Multiboot information structure drive list is valid. More...

#define	MBI_FLAG_CFGTBL 0x00000100
	Multiboot information structure ROM configuration field is valid. More...

#define	MBI_FLAG_LOADER 0x00000200
	Multiboot information structure boot loader name field is valid. More...

#define	MBI_FLAG_APM 0x00000400
	Multiboot information structure APM table is valid. More...

#define	MBI_FLAG_VBE 0x00000800
	Multiboot information structure video information is valid. More...

#define	MBMEM_RAM 1
	Usable RAM. More...

Functions
	FILE_LICENCE (GPL2_OR_LATER_OR_UBDL)

struct multiboot_header	__attribute__ ((packed, may_alias))

Variables
uint32_t	magic

uint32_t	flags

uint32_t	checksum

uint32_t	header_addr

uint32_t	load_addr

uint32_t	load_end_addr

uint32_t	bss_end_addr

uint32_t	entry_addr

uint32_t	tabsize

uint32_t	strsize

uint32_t	addr

uint32_t	reserved

uint32_t	num

uint32_t	size

uint32_t	shndx

uint32_t	mem_lower

uint32_t	mem_upper

uint32_t	boot_device

uint32_t	cmdline

uint32_t	mods_count

uint32_t	mods_addr

union {
struct multiboot_aout_symbol_table aout_syms

struct multiboot_elf_section_header_table elf_sections

}	syms

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	apm_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

uint32_t	mod_start

uint32_t	mod_end

uint32_t	string

uint64_t	base_addr

uint64_t	length

uint32_t	type

Detailed Description

Multiboot operating systems.

Definition in file multiboot.h.

Macro Definition Documentation

◆ MULTIBOOT_HEADER_MAGIC

#define MULTIBOOT_HEADER_MAGIC 0x1BADB002

The magic number for the Multiboot header.

Definition at line 16 of file multiboot.h.

◆ MB_FLAG_PGALIGN

#define MB_FLAG_PGALIGN 0x00000001

Boot modules must be page aligned.

Definition at line 19 of file multiboot.h.

◆ MB_FLAG_MEMMAP

#define MB_FLAG_MEMMAP 0x00000002

Memory map must be provided.

Definition at line 22 of file multiboot.h.

◆ MB_FLAG_VIDMODE

#define MB_FLAG_VIDMODE 0x00000004

Video mode information must be provided.

Definition at line 25 of file multiboot.h.

◆ MB_FLAG_RAW

#define MB_FLAG_RAW 0x00010000

Image is a raw multiboot image (not ELF)

Definition at line 28 of file multiboot.h.

◆ MULTIBOOT_BOOTLOADER_MAGIC

#define MULTIBOOT_BOOTLOADER_MAGIC 0x2BADB002

The magic number passed by a Multiboot-compliant boot loader.

Must be passed in register eax when jumping to the Multiboot OS image.

Definition at line 36 of file multiboot.h.

◆ MBI_FLAG_MEM

#define MBI_FLAG_MEM 0x00000001

Multiboot information structure mem_* fields are valid.

Definition at line 39 of file multiboot.h.

◆ MBI_FLAG_BOOTDEV

#define MBI_FLAG_BOOTDEV 0x00000002

Multiboot information structure boot_device field is valid.

Definition at line 42 of file multiboot.h.

◆ MBI_FLAG_CMDLINE

#define MBI_FLAG_CMDLINE 0x00000004

Multiboot information structure cmdline field is valid.

Definition at line 45 of file multiboot.h.

◆ MBI_FLAG_MODS

#define MBI_FLAG_MODS 0x00000008

Multiboot information structure module fields are valid.

Definition at line 48 of file multiboot.h.

◆ MBI_FLAG_AOUT

#define MBI_FLAG_AOUT 0x00000010

Multiboot information structure a.out symbol table is valid.

Definition at line 51 of file multiboot.h.

◆ MBI_FLAG_ELF

#define MBI_FLAG_ELF 0x00000020

Multiboot information struture ELF section header table is valid.

Definition at line 54 of file multiboot.h.

◆ MBI_FLAG_MMAP

#define MBI_FLAG_MMAP 0x00000040

Multiboot information structure memory map is valid.

Definition at line 57 of file multiboot.h.

◆ MBI_FLAG_DRIVES

#define MBI_FLAG_DRIVES 0x00000080

Multiboot information structure drive list is valid.

Definition at line 60 of file multiboot.h.

◆ MBI_FLAG_CFGTBL

#define MBI_FLAG_CFGTBL 0x00000100

Multiboot information structure ROM configuration field is valid.

Definition at line 63 of file multiboot.h.

◆ MBI_FLAG_LOADER

#define MBI_FLAG_LOADER 0x00000200

Multiboot information structure boot loader name field is valid.

Definition at line 66 of file multiboot.h.

◆ MBI_FLAG_APM

#define MBI_FLAG_APM 0x00000400

Multiboot information structure APM table is valid.

Definition at line 69 of file multiboot.h.

◆ MBI_FLAG_VBE

#define MBI_FLAG_VBE 0x00000800

Multiboot information structure video information is valid.

Definition at line 72 of file multiboot.h.

◆ MBMEM_RAM

#define MBMEM_RAM 1

Usable RAM.

Definition at line 147 of file multiboot.h.

Function Documentation

◆ FILE_LICENCE()

FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL )

◆ attribute()

struct multiboot_header __attribute__ ( (packed, may_alias) )

Variable Documentation

◆ magic

uint32_t magic

Definition at line 12 of file multiboot.h.

◆ flags

uint32_t flags

Definition at line 13 of file multiboot.h.

◆ checksum

uint32_t checksum

Definition at line 14 of file multiboot.h.

◆ header_addr

uint32_t header_addr

Definition at line 15 of file multiboot.h.

◆ load_addr

uint32_t load_addr

Definition at line 16 of file multiboot.h.

◆ load_end_addr

uint32_t load_end_addr

Definition at line 17 of file multiboot.h.

◆ bss_end_addr

uint32_t bss_end_addr

Definition at line 18 of file multiboot.h.

◆ entry_addr

uint32_t entry_addr

Definition at line 19 of file multiboot.h.

◆ tabsize

uint32_t tabsize

Definition at line 12 of file multiboot.h.

◆ strsize

uint32_t strsize

Definition at line 13 of file multiboot.h.

◆ addr

uint32_t addr

Definition at line 14 of file multiboot.h.

◆ reserved

uint32_t reserved

Definition at line 15 of file multiboot.h.

◆ num

char unsigned long const char unsigned long num

Definition at line 12 of file multiboot.h.

Referenced by __divdi3(), __divmoddi4(), __moddi3(), __udivdi3(), __udivmoddi4(), __umoddi3(), denumerate_int_setting(), format_decimal(), format_hex(), gdbstub_send_num_packet(), netfront_write_num(), rc80211_calc_net_goodness(), skge_ring_alloc(), vp_alloc_vq(), vp_find_vq(), vring_init(), xenstore_read_num(), and xenstore_write_num().

◆ size

uint32_t size

Definition at line 13 of file multiboot.h.

◆ shndx

uint32_t shndx

Definition at line 15 of file multiboot.h.

◆ mem_lower

uint32_t mem_lower

Definition at line 13 of file multiboot.h.

◆ mem_upper

uint32_t mem_upper

Definition at line 14 of file multiboot.h.

◆ boot_device

uint32_t boot_device

Definition at line 15 of file multiboot.h.

◆ cmdline

uint32_t cmdline

Definition at line 16 of file multiboot.h.

Referenced by bzimage_set_cmdline(), cmdline_init(), cmdline_strip(), comboot_copy_cmdline(), comboot_fetch_kernel(), efi_cmdline_init(), efi_image_cmdline(), efi_image_exec(), efi_shim_cmdline(), efi_shim_install(), image_argument(), image_set_cmdline(), and imgsingle_exec().

◆ mods_count

uint32_t mods_count

Definition at line 17 of file multiboot.h.

◆ mods_addr

uint32_t mods_addr

Definition at line 18 of file multiboot.h.

◆ aout_syms

struct multiboot_aout_symbol_table aout_syms

Definition at line 20 of file multiboot.h.

◆ elf_sections

struct multiboot_elf_section_header_table elf_sections

Definition at line 21 of file multiboot.h.

◆ syms

union { ... } syms

◆ mmap_length

uint32_t mmap_length

Definition at line 23 of file multiboot.h.

◆ mmap_addr

uint32_t mmap_addr

Definition at line 24 of file multiboot.h.

◆ drives_length

uint32_t drives_length

Definition at line 25 of file multiboot.h.

◆ drives_addr

uint32_t drives_addr

Definition at line 26 of file multiboot.h.

◆ config_table

uint32_t config_table

Definition at line 27 of file multiboot.h.

◆ boot_loader_name

uint32_t boot_loader_name

Definition at line 28 of file multiboot.h.

◆ apm_table

uint32_t apm_table

Definition at line 29 of file multiboot.h.

◆ vbe_control_info

uint32_t vbe_control_info

Definition at line 30 of file multiboot.h.

◆ vbe_mode_info

uint32_t vbe_mode_info

Definition at line 31 of file multiboot.h.

◆ vbe_mode

uint16_t vbe_mode

Definition at line 32 of file multiboot.h.

◆ vbe_interface_seg

uint16_t vbe_interface_seg

Definition at line 33 of file multiboot.h.

◆ vbe_interface_off

uint16_t vbe_interface_off

Definition at line 34 of file multiboot.h.

◆ vbe_interface_len

uint16_t vbe_interface_len

Definition at line 35 of file multiboot.h.

◆ mod_start

uint32_t mod_start

Definition at line 12 of file multiboot.h.

Referenced by sync_console().

◆ mod_end

uint32_t mod_end

Definition at line 13 of file multiboot.h.

Referenced by sync_console().

◆ string

uint32_t string

Definition at line 14 of file multiboot.h.

Referenced by __attribute__(), backspace(), concat_args(), delete_character(), edit_string(), editstring_okx(), efi_ifr_string_op(), efi_snp_hii_process(), format_uri_alloc(), ibft_string(), inet6_aton(), iscsi_handle_string(), kill_eol(), kill_sol(), kill_word(), readline_history(), strtoul_pre(), sync_console(), xenstore_request(), and xenstore_response().

◆ base_addr

uint64_t base_addr

Definition at line 13 of file multiboot.h.

Referenced by ar9300_check_eeprom_header(), TLan_DioRead16(), TLan_DioRead32(), TLan_DioRead8(), TLan_DioWrite16(), TLan_DioWrite32(), and TLan_DioWrite8().

◆ length

uint64_t length

Definition at line 14 of file multiboot.h.

◆ type

uint32_t type

Definition at line 15 of file multiboot.h.

Data Structures

Macros

Functions

Variables

Detailed Description

Macro Definition Documentation

◆ MULTIBOOT_HEADER_MAGIC

◆ MB_FLAG_PGALIGN

◆ MB_FLAG_MEMMAP

◆ MB_FLAG_VIDMODE

◆ MB_FLAG_RAW

◆ MULTIBOOT_BOOTLOADER_MAGIC

◆ MBI_FLAG_MEM

◆ MBI_FLAG_BOOTDEV

◆ MBI_FLAG_CMDLINE

◆ MBI_FLAG_MODS

◆ MBI_FLAG_AOUT

◆ MBI_FLAG_ELF

◆ MBI_FLAG_MMAP

◆ MBI_FLAG_DRIVES

◆ MBI_FLAG_CFGTBL

◆ MBI_FLAG_LOADER

◆ MBI_FLAG_APM

◆ MBI_FLAG_VBE

◆ MBMEM_RAM

Function Documentation

◆ FILE_LICENCE()

◆ __attribute__()

Variable Documentation

◆ magic

◆ flags

◆ checksum

◆ header_addr

◆ load_addr

◆ load_end_addr

◆ bss_end_addr

◆ entry_addr

◆ tabsize

◆ strsize

◆ addr

◆ reserved

◆ num

◆ size

◆ shndx

◆ mem_lower

◆ mem_upper

◆ boot_device

◆ cmdline

◆ mods_count

◆ mods_addr

◆ aout_syms

◆ elf_sections

◆ syms

◆ mmap_length

◆ mmap_addr

◆ drives_length

◆ drives_addr

◆ config_table

◆ boot_loader_name

◆ apm_table

◆ vbe_control_info

◆ vbe_mode_info

◆ vbe_mode

◆ vbe_interface_seg

◆ vbe_interface_off

◆ vbe_interface_len

◆ mod_start

◆ mod_end

◆ string

◆ base_addr

◆ length

◆ type

◆ attribute()