diff options
Diffstat (limited to 'src/include/cpu/x86')
| -rw-r--r-- | src/include/cpu/x86/multiboot.h | 184 |
1 files changed, 0 insertions, 184 deletions
diff --git a/src/include/cpu/x86/multiboot.h b/src/include/cpu/x86/multiboot.h deleted file mode 100644 index 7bc25a9eee..0000000000 --- a/src/include/cpu/x86/multiboot.h +++ /dev/null @@ -1,184 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2003 Free Software Foundation, Inc. - * Copyright (C) 2008 Robert Millan - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* - * multiboot.h - multiboot header file. - */ - -#ifndef MULTIBOOT_H -#define MULTIBOOT_H - -#include <stdint.h> - -/* How many bytes from the start of the file we search for the header. */ -#define MB_SEARCH 8192 - -/* The magic field should contain this. */ -#define MB_MAGIC 0x1BADB002 - -/* This should be in %eax. */ -#define MB_MAGIC2 0x2BADB002 - -/* The bits in the required part of flags field we don't support. */ -#define MB_UNSUPPORTED 0x0000fffc - -/* Alignment of multiboot modules. */ -#define MB_MOD_ALIGN 0x00001000 - -/* - * Flags set in the 'flags' member of the multiboot header. - */ - -/* Align all boot modules on i386 page (4KB) boundaries. */ -#define MB_PAGE_ALIGN 0x00000001 - -/* Must pass memory information to OS. */ -#define MB_MEMORY_INFO 0x00000002 - -/* Must pass video information to OS. */ -#define MB_VIDEO_MODE 0x00000004 - -/* This flag indicates the use of the address fields in the header. */ -#define MB_AOUT_KLUDGE 0x00010000 - -/* - * Flags to be set in the 'flags' member of the multiboot info structure. - */ - -/* is there basic lower/upper memory information? */ -#define MB_INFO_MEMORY 0x00000001 -/* is there a boot device set? */ -#define MB_INFO_BOOTDEV 0x00000002 -/* is the command-line defined? */ -#define MB_INFO_CMDLINE 0x00000004 -/* are there modules to do something with? */ -#define MB_INFO_MODS 0x00000008 - -/* These next two are mutually exclusive */ - -/* is there a symbol table loaded? */ -#define MB_INFO_AOUT_SYMS 0x00000010 -/* is there an ELF section header table? */ -#define MB_INFO_ELF_SHDR 0x00000020 - -/* is there a full memory map? */ -#define MB_INFO_MEM_MAP 0x00000040 - -/* Is there drive info? */ -#define MB_INFO_DRIVE_INFO 0x00000080 - -/* Is there a config table? */ -#define MB_INFO_CONFIG_TABLE 0x00000100 - -/* Is there a boot loader name? */ -#define MB_INFO_BOOT_LOADER_NAME 0x00000200 - -/* Is there a APM table? */ -#define MB_INFO_APM_TABLE 0x00000400 - -/* Is there video information? */ -#define MB_INFO_VIDEO_INFO 0x00000800 - -struct multiboot_header { - /* Must be MB_MAGIC - see above. */ - uint32_t magic; - - /* Feature flags. */ - uint32_t flags; - - /* The above fields plus this one must equal 0 mod 2^32. */ - uint32_t checksum; - - /* These are only valid if MB_AOUT_KLUDGE is set. */ - uint32_t header_addr; - uint32_t load_addr; - uint32_t load_end_addr; - uint32_t bss_end_addr; - uint32_t entry_addr; - - /* These are only valid if MB_VIDEO_MODE is set. */ - uint32_t mode_type; - uint32_t width; - uint32_t height; - uint32_t depth; -}; - -struct multiboot_info { - /* 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; - - uint32_t syms[4]; - - /* 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; -}; - -#define MULTIBOOT_MEMORY_AVAILABLE 1 -#define MULTIBOOT_MEMORY_RESERVED 2 - -struct multiboot_mmap_entry { - uint32_t size; - uint64_t addr; - uint64_t len; - uint32_t type; -} __attribute__ ((packed)); - -extern struct multiboot_info *mbi; - -unsigned long write_multiboot_info(unsigned long rom_table_end); - -#endif |