ReactOS 0.4.15-dev-7897-g78dc504
multiboot.h
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1/* multiboot.h - the header for Multiboot */
2/* Copyright (C) 1999 Free Software Foundation, Inc.
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License along
15 with this program; if not, write to the Free Software Foundation, Inc.,
16 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17*/
18
19#ifndef __ASM__
20#pragma once
21#endif
22
23/* Macros. */
24
25/* The magic number for the Multiboot header. */
26#define MULTIBOOT_HEADER_MAGIC HEX(1BADB002)
27
28/* The flags for the Multiboot header. */
29#define MULTIBOOT_HEADER_FLAGS HEX(00010003)
30
31/* The magic number passed by a Multiboot-compliant boot loader. */
32#define MULTIBOOT_BOOTLOADER_MAGIC HEX(2BADB002)
33
34/* The size of our stack (16KB). */
35#define STACK_SIZE 0x4000
36
37/* C symbol format. HAVE_ASM_USCORE is defined by configure. */
38#ifdef HAVE_ASM_USCORE
39# define EXT_C(sym) _ ## sym
40#else
41# define EXT_C(sym) sym
42#endif
43
44#define MB_INFO_FLAG_MEM_SIZE HEX(00000001)
45#define MB_INFO_FLAG_BOOT_DEVICE HEX(00000002)
46#define MB_INFO_FLAG_COMMAND_LINE HEX(00000004)
47#define MB_INFO_FLAG_MODULES HEX(00000008)
48#define MB_INFO_FLAG_AOUT_SYMS HEX(00000010)
49#define MB_INFO_FLAG_ELF_SYMS HEX(00000020)
50#define MB_INFO_FLAG_MEMORY_MAP HEX(00000040)
51#define MB_INFO_FLAG_DRIVES HEX(00000080)
52#define MB_INFO_FLAG_CONFIG_TABLE HEX(00000100)
53#define MB_INFO_FLAG_BOOT_LOADER_NAME HEX(00000200)
54#define MB_INFO_FLAG_APM_TABLE HEX(00000400)
55#define MB_INFO_FLAG_GRAPHICS_TABLE HEX(00000800)
56
57#ifndef __ASM__
58/* Do not include here in boot.S. */
59
60/* Types. */
61
62/* The Multiboot header. */
63typedef struct multiboot_header
64{
65 unsigned long magic;
66 unsigned long flags;
67 unsigned long checksum;
68 unsigned long header_addr;
69 unsigned long load_addr;
70 unsigned long load_end_addr;
71 unsigned long bss_end_addr;
72 unsigned long entry_addr;
74
75/* The symbol table for a.out. */
76typedef struct aout_symbol_table
77{
78 unsigned long tabsize;
79 unsigned long strsize;
80 unsigned long addr;
81 unsigned long reserved;
83
84/* The section header table for ELF. */
86{
87 unsigned long num;
88 unsigned long size;
89 unsigned long addr;
90 unsigned long shndx;
92
93/* The Multiboot information. */
94typedef struct multiboot_info
95{
96 unsigned long flags;
97 unsigned long mem_lower;
98 unsigned long mem_upper;
99 unsigned long boot_device;
100 unsigned long cmdline;
101 unsigned long mods_count;
102 unsigned long mods_addr;
103 union
104 {
107 } u;
108 unsigned long mmap_length;
109 unsigned long mmap_addr;
110 unsigned long drives_length;
111 unsigned long drives_addr;
113
114/* The memory map. Be careful that the offset 0 is base_addr_low
115 but no size. */
116typedef struct memory_map
117{
118 //unsigned long size;
119 unsigned long base_addr_low;
120 unsigned long base_addr_high;
121 unsigned long length_low;
122 unsigned long length_high;
123 unsigned long type;
124 unsigned long reserved;
126
127#endif /* ! __ASM__ */
struct multiboot_header multiboot_header_t
struct memory_map memory_map_t
struct multiboot_info multiboot_info_t
struct elf_section_header_table elf_section_header_table_t
struct aout_symbol_table aout_symbol_table_t
unsigned long addr
Definition: multiboot.h:80
unsigned long strsize
Definition: multiboot.h:79
unsigned long reserved
Definition: multiboot.h:81
unsigned long tabsize
Definition: multiboot.h:78
unsigned long addr
Definition: multiboot.h:89
unsigned long size
Definition: multiboot.h:88
unsigned long shndx
Definition: multiboot.h:90
unsigned long num
Definition: multiboot.h:87
unsigned long base_addr_low
Definition: multiboot.h:119
unsigned long length_low
Definition: multiboot.h:121
unsigned long type
Definition: multiboot.h:123
unsigned long reserved
Definition: multiboot.h:124
unsigned long base_addr_high
Definition: multiboot.h:120
unsigned long length_high
Definition: multiboot.h:122
unsigned long flags
Definition: multiboot.h:66
unsigned long entry_addr
Definition: multiboot.h:72
unsigned long bss_end_addr
Definition: multiboot.h:71
unsigned long load_addr
Definition: multiboot.h:69
unsigned long header_addr
Definition: multiboot.h:68
unsigned long load_end_addr
Definition: multiboot.h:70
unsigned long magic
Definition: multiboot.h:65
unsigned long checksum
Definition: multiboot.h:67
aout_symbol_table_t aout_sym
Definition: multiboot.h:105
unsigned long mods_count
Definition: multiboot.h:101
elf_section_header_table_t elf_sec
Definition: multiboot.h:106
unsigned long mem_lower
Definition: multiboot.h:97
unsigned long cmdline
Definition: multiboot.h:100
unsigned long mmap_addr
Definition: multiboot.h:109
unsigned long mods_addr
Definition: multiboot.h:102
unsigned long mmap_length
Definition: multiboot.h:108
union multiboot_info::@183 u
unsigned long drives_length
Definition: multiboot.h:110
unsigned long boot_device
Definition: multiboot.h:99
unsigned long flags
Definition: multiboot.h:96
unsigned long drives_addr
Definition: multiboot.h:111
unsigned long mem_upper
Definition: multiboot.h:98