From 7dd0a77616ea1c1fda3fd60733b7c4c8990feb6a Mon Sep 17 00:00:00 2001 From: Richard Braun Date: Sat, 23 Jan 2016 20:06:21 +0100 Subject: Import the multiboot module from X15 and relicense to GPLv2+ * i386/include/mach/i386/multiboot.h: Merge multiboot.h from X15. --- i386/include/mach/i386/multiboot.h | 105 +++++++++++++++++++++++++++++++++++++ 1 file changed, 105 insertions(+) (limited to 'i386') diff --git a/i386/include/mach/i386/multiboot.h b/i386/include/mach/i386/multiboot.h index 8f1c47b..c66ca03 100644 --- a/i386/include/mach/i386/multiboot.h +++ b/i386/include/mach/i386/multiboot.h @@ -188,5 +188,110 @@ struct multiboot_mmap /* usable memory "Type", all others are reserved. */ #define MB_ARD_MEMORY 1 +/* + * Copyright (c) 2010, 2012 Richard Braun. + * + * 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, see . + */ + +/* + * Versions used by the biosmem module. + */ + +#include + +/* + * Magic number provided by the OS to the boot loader. + */ +#define MULTIBOOT_OS_MAGIC 0x1badb002 + +/* + * Multiboot flags requesting services from the boot loader. + */ +#define MULTIBOOT_OS_MEMORY_INFO 0x2 + +#define MULTIBOOT_OS_FLAGS MULTIBOOT_OS_MEMORY_INFO + +/* + * Magic number to identify a multiboot compliant boot loader. + */ +#define MULTIBOOT_LOADER_MAGIC 0x2badb002 + +/* + * Multiboot flags set by the boot loader. + */ +#define MULTIBOOT_LOADER_MEMORY 0x01 +#define MULTIBOOT_LOADER_CMDLINE 0x04 +#define MULTIBOOT_LOADER_MODULES 0x08 +#define MULTIBOOT_LOADER_SHDR 0x20 +#define MULTIBOOT_LOADER_MMAP 0x40 + +/* + * A multiboot module. + */ +struct multiboot_raw_module { + uint32_t mod_start; + uint32_t mod_end; + uint32_t string; + uint32_t reserved; +} __packed; + +/* + * Memory map entry. + */ +struct multiboot_raw_mmap_entry { + uint32_t size; + uint64_t base_addr; + uint64_t length; + uint32_t type; +} __packed; + +/* + * Multiboot information structure as passed by the boot loader. + */ +struct multiboot_raw_info { + uint32_t flags; + uint32_t mem_lower; + uint32_t mem_upper; + uint32_t unused0; + uint32_t cmdline; + uint32_t mods_count; + uint32_t mods_addr; + uint32_t shdr_num; + uint32_t shdr_size; + uint32_t shdr_addr; + uint32_t shdr_strndx; + uint32_t mmap_length; + uint32_t mmap_addr; + uint32_t unused1[9]; +} __packed; + +/* + * Versions of the multiboot structures suitable for use with 64-bit pointers. + */ + +struct multiboot_os_module { + void *mod_start; + void *mod_end; + char *string; +}; + +struct multiboot_os_info { + uint32_t flags; + char *cmdline; + struct multiboot_module *mods_addr; + uint32_t mods_count; +}; #endif /* _MACH_I386_MULTIBOOT_H_ */ -- cgit v1.2.3