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107 lines
3.2 KiB
C
107 lines
3.2 KiB
C
/* multiboot.h - the header for Multiboot */
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/* Copyright (C) 1999 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef __ASM__
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#pragma once
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#endif
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/* Macros. */
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/* The magic number for the Multiboot header. */
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#define MULTIBOOT_HEADER_MAGIC HEX(1BADB002)
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/* The flags for the Multiboot header. */
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#define MULTIBOOT_HEADER_FLAGS HEX(00010003)
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/* The magic number passed by a Multiboot-compliant boot loader. */
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#define MULTIBOOT_BOOTLOADER_MAGIC HEX(2BADB002)
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/* The size of our stack (16KB). */
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#define STACK_SIZE 0x4000
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/* C symbol format. HAVE_ASM_USCORE is defined by configure. */
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#ifdef HAVE_ASM_USCORE
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# define EXT_C(sym) _ ## sym
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#else
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# define EXT_C(sym) sym
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#endif
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#define MB_INFO_FLAG_MEM_SIZE HEX(00000001)
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#define MB_INFO_FLAG_BOOT_DEVICE HEX(00000002)
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#define MB_INFO_FLAG_COMMAND_LINE HEX(00000004)
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#define MB_INFO_FLAG_MODULES HEX(00000008)
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#define MB_INFO_FLAG_AOUT_SYMS HEX(00000010)
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#define MB_INFO_FLAG_ELF_SYMS HEX(00000020)
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#define MB_INFO_FLAG_MEMORY_MAP HEX(00000040)
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#define MB_INFO_FLAG_DRIVES HEX(00000080)
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#define MB_INFO_FLAG_CONFIG_TABLE HEX(00000100)
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#define MB_INFO_FLAG_BOOT_LOADER_NAME HEX(00000200)
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#define MB_INFO_FLAG_APM_TABLE HEX(00000400)
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#define MB_INFO_FLAG_GRAPHICS_TABLE HEX(00000800)
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#ifndef __ASM__
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/* Do not include here in boot.S. */
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/* Types. */
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/* The Multiboot header. */
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typedef struct multiboot_header
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{
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unsigned long magic;
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unsigned long flags;
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unsigned long checksum;
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unsigned long header_addr;
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unsigned long load_addr;
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unsigned long load_end_addr;
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unsigned long bss_end_addr;
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unsigned long entry_addr;
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} multiboot_header_t;
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/* The symbol table for a.out. */
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typedef struct aout_symbol_table
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{
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unsigned long tabsize;
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unsigned long strsize;
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unsigned long addr;
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unsigned long reserved;
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} aout_symbol_table_t;
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/* The section header table for ELF. */
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typedef struct elf_section_header_table
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{
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unsigned long num;
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unsigned long size;
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unsigned long addr;
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unsigned long shndx;
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} elf_section_header_table_t;
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/* The memory map. Be careful that the offset 0 is base_addr_low
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but no size. */
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typedef struct memory_map
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{
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//unsigned long size;
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unsigned long base_addr_low;
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unsigned long base_addr_high;
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unsigned long length_low;
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unsigned long length_high;
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unsigned long type;
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unsigned long reserved;
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} memory_map_t;
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#endif /* ! __ASM__ */
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