373 lines
9.7 KiB
C
373 lines
9.7 KiB
C
/* multiboot2.h - Multiboot 2 header file. */
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/* Copyright (C) 1999,2003,2007,2008,2009,2010 Free Software Foundation, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL ANY
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* DEVELOPER OR DISTRIBUTOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
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* IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#pragma once
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/* How many bytes from the start of the file we search for the header. */
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#define MULTIBOOT_SEARCH 32768
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#define MULTIBOOT_HEADER_ALIGN 8
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/* The magic field should contain this. */
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#define MULTIBOOT2_HEADER_MAGIC 0xe85250d6
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/* This should be in %eax. */
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#define MULTIBOOT2_BOOTLOADER_MAGIC 0x36d76289
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/* Alignment of multiboot modules. */
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#define MULTIBOOT_MOD_ALIGN 0x00001000
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/* Alignment of the multiboot info structure. */
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#define MULTIBOOT_INFO_ALIGN 0x00000008
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/* Flags set in the 'flags' member of the multiboot header. */
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#define MULTIBOOT_TAG_ALIGN 8
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#define MULTIBOOT_TAG_TYPE_END 0
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#define MULTIBOOT_TAG_TYPE_CMDLINE 1
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#define MULTIBOOT_TAG_TYPE_BOOT_LOADER_NAME 2
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#define MULTIBOOT_TAG_TYPE_MODULE 3
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#define MULTIBOOT_TAG_TYPE_BASIC_MEMINFO 4
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#define MULTIBOOT_TAG_TYPE_BOOTDEV 5
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#define MULTIBOOT_TAG_TYPE_MMAP 6
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#define MULTIBOOT_TAG_TYPE_VBE 7
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#define MULTIBOOT_TAG_TYPE_FRAMEBUFFER 8
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#define MULTIBOOT_TAG_TYPE_ELF_SECTIONS 9
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#define MULTIBOOT_TAG_TYPE_APM 10
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#define MULTIBOOT_TAG_TYPE_EFI32 11
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#define MULTIBOOT_TAG_TYPE_EFI64 12
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#define MULTIBOOT_TAG_TYPE_SMBIOS 13
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#define MULTIBOOT_TAG_TYPE_ACPI_OLD 14
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#define MULTIBOOT_TAG_TYPE_ACPI_NEW 15
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#define MULTIBOOT_TAG_TYPE_NETWORK 16
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#define MULTIBOOT_TAG_TYPE_EFI_MMAP 17
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#define MULTIBOOT_TAG_TYPE_EFI_BS 18
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#define MULTIBOOT_HEADER_TAG_END 0
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#define MULTIBOOT_HEADER_TAG_INFORMATION_REQUEST 1
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#define MULTIBOOT_HEADER_TAG_ADDRESS 2
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#define MULTIBOOT_HEADER_TAG_ENTRY_ADDRESS 3
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#define MULTIBOOT_HEADER_TAG_CONSOLE_FLAGS 4
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#define MULTIBOOT_HEADER_TAG_FRAMEBUFFER 5
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#define MULTIBOOT_HEADER_TAG_MODULE_ALIGN 6
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#define MULTIBOOT_HEADER_TAG_EFI_BS 7
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#define MULTIBOOT_ARCHITECTURE_I386 0
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#define MULTIBOOT_ARCHITECTURE_MIPS32 4
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#define MULTIBOOT_HEADER_TAG_OPTIONAL 1
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#define MULTIBOOT_CONSOLE_FLAGS_CONSOLE_REQUIRED 1
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#define MULTIBOOT_CONSOLE_FLAGS_EGA_TEXT_SUPPORTED 2
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#ifndef ASM_FILE
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typedef unsigned char multiboot_uint8_t;
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typedef unsigned short multiboot_uint16_t;
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typedef unsigned int multiboot_uint32_t;
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typedef unsigned long long multiboot_uint64_t;
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struct multiboot_header
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{
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/* Must be MULTIBOOT_MAGIC - see above. */
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multiboot_uint32_t magic;
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/* ISA */
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multiboot_uint32_t architecture;
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/* Total header length. */
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multiboot_uint32_t header_length;
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/* The above fields plus this one must equal 0 mod 2^32. */
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multiboot_uint32_t checksum;
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};
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struct multiboot_header_tag
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{
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multiboot_uint16_t type;
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multiboot_uint16_t flags;
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multiboot_uint32_t size;
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};
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struct multiboot_header_tag_information_request
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{
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multiboot_uint16_t type;
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multiboot_uint16_t flags;
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multiboot_uint32_t size;
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multiboot_uint32_t requests[];
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};
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struct multiboot_header_tag_address
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{
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multiboot_uint16_t type;
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multiboot_uint16_t flags;
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multiboot_uint32_t size;
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multiboot_uint32_t header_addr;
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multiboot_uint32_t load_addr;
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multiboot_uint32_t load_end_addr;
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multiboot_uint32_t bss_end_addr;
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};
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struct multiboot_header_tag_entry_address
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{
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multiboot_uint16_t type;
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multiboot_uint16_t flags;
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multiboot_uint32_t size;
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multiboot_uint32_t entry_addr;
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};
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struct multiboot_header_tag_console_flags
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{
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multiboot_uint16_t type;
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multiboot_uint16_t flags;
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multiboot_uint32_t size;
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multiboot_uint32_t console_flags;
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};
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struct multiboot_header_tag_framebuffer
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{
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multiboot_uint16_t type;
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multiboot_uint16_t flags;
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multiboot_uint32_t size;
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multiboot_uint32_t width;
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multiboot_uint32_t height;
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multiboot_uint32_t depth;
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};
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struct multiboot_header_tag_module_align
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{
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multiboot_uint16_t type;
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multiboot_uint16_t flags;
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multiboot_uint32_t size;
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};
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struct multiboot_color
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{
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multiboot_uint8_t red;
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multiboot_uint8_t green;
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multiboot_uint8_t blue;
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};
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struct multiboot_mmap_entry
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{
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multiboot_uint64_t addr;
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multiboot_uint64_t len;
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#define MULTIBOOT_MEMORY_AVAILABLE 1
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#define MULTIBOOT_MEMORY_RESERVED 2
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#define MULTIBOOT_MEMORY_ACPI_RECLAIMABLE 3
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#define MULTIBOOT_MEMORY_NVS 4
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#define MULTIBOOT_MEMORY_BADRAM 5
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multiboot_uint32_t type;
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multiboot_uint32_t zero;
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} GRUB_PACKED;
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typedef struct multiboot_mmap_entry multiboot_memory_map_t;
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struct multiboot_tag
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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};
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struct multiboot_tag_string
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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char string[];
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};
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struct multiboot_tag_module
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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multiboot_uint32_t mod_start;
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multiboot_uint32_t mod_end;
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char cmdline[];
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};
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struct multiboot_tag_basic_meminfo
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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multiboot_uint32_t mem_lower;
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multiboot_uint32_t mem_upper;
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};
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struct multiboot_tag_bootdev
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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multiboot_uint32_t biosdev;
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multiboot_uint32_t slice;
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multiboot_uint32_t part;
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};
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struct multiboot_tag_mmap
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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multiboot_uint32_t entry_size;
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multiboot_uint32_t entry_version;
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struct multiboot_mmap_entry entries[];
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};
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struct multiboot_vbe_info_block
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{
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multiboot_uint8_t external_specification[512];
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};
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struct multiboot_vbe_mode_info_block
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{
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multiboot_uint8_t external_specification[256];
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};
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struct multiboot_tag_vbe
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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multiboot_uint16_t vbe_mode;
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multiboot_uint16_t vbe_interface_seg;
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multiboot_uint16_t vbe_interface_off;
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multiboot_uint16_t vbe_interface_len;
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struct multiboot_vbe_info_block vbe_control_info;
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struct multiboot_vbe_mode_info_block vbe_mode_info;
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};
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struct multiboot_tag_framebuffer_common
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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multiboot_uint64_t framebuffer_addr;
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multiboot_uint32_t framebuffer_pitch;
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multiboot_uint32_t framebuffer_width;
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multiboot_uint32_t framebuffer_height;
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multiboot_uint8_t framebuffer_bpp;
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#define MULTIBOOT_FRAMEBUFFER_TYPE_INDEXED 0
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#define MULTIBOOT_FRAMEBUFFER_TYPE_RGB 1
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#define MULTIBOOT_FRAMEBUFFER_TYPE_EGA_TEXT 2
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multiboot_uint8_t framebuffer_type;
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multiboot_uint16_t reserved;
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};
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struct multiboot_tag_framebuffer
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{
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struct multiboot_tag_framebuffer_common common;
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union
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{
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struct
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{
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multiboot_uint16_t framebuffer_palette_num_colors;
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struct multiboot_color framebuffer_palette[];
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};
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struct
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{
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multiboot_uint8_t framebuffer_red_field_position;
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multiboot_uint8_t framebuffer_red_mask_size;
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multiboot_uint8_t framebuffer_green_field_position;
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multiboot_uint8_t framebuffer_green_mask_size;
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multiboot_uint8_t framebuffer_blue_field_position;
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multiboot_uint8_t framebuffer_blue_mask_size;
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};
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};
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};
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struct multiboot_tag_elf_sections
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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multiboot_uint32_t num;
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multiboot_uint32_t entsize;
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multiboot_uint32_t shndx;
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char sections[];
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};
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struct multiboot_tag_apm
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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multiboot_uint16_t version;
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multiboot_uint16_t cseg;
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multiboot_uint32_t offset;
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multiboot_uint16_t cseg_16;
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multiboot_uint16_t dseg;
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multiboot_uint16_t flags;
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multiboot_uint16_t cseg_len;
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multiboot_uint16_t cseg_16_len;
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multiboot_uint16_t dseg_len;
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};
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struct multiboot_tag_efi32
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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multiboot_uint32_t pointer;
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};
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struct multiboot_tag_efi64
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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multiboot_uint64_t pointer;
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};
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struct multiboot_tag_smbios
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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multiboot_uint8_t major;
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multiboot_uint8_t minor;
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multiboot_uint8_t reserved[6];
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multiboot_uint8_t tables[];
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};
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struct multiboot_tag_old_acpi
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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multiboot_uint8_t rsdp[];
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};
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struct multiboot_tag_new_acpi
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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multiboot_uint8_t rsdp[];
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};
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struct multiboot_tag_network
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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multiboot_uint8_t dhcpack[];
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};
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struct multiboot_tag_efi_mmap
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{
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multiboot_uint32_t type;
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multiboot_uint32_t size;
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multiboot_uint32_t descr_size;
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multiboot_uint32_t descr_vers;
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multiboot_uint8_t efi_mmap[];
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};
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#endif /* ! ASM_FILE */
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