86 lines
2.1 KiB
C++
86 lines
2.1 KiB
C++
/*
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* Multiboot Support
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*
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* Copyright (C) 2005-2009, Udo Steinberg <udo@hypervisor.org>
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*
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* This file is part of the NOVA microhypervisor.
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*
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* NOVA is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* NOVA 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 version 2 for more details.
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*/
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#pragma once
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#include "compiler.h"
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#include "types.h"
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/*
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* Multiboot Information Structure
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*/
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class Multiboot
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{
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public:
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enum
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{
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MAGIC = 0x2badb002,
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MEMORY = 1ul << 0,
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BOOT_DEVICE = 1ul << 1,
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CMDLINE = 1ul << 2,
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MODULES = 1ul << 3,
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SYMBOLS = 1ul << 4 | 1ul << 5,
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MEMORY_MAP = 1ul << 6,
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DRIVES = 1ul << 7,
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CONFIG_TABLE = 1ul << 8,
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LOADER_NAME = 1ul << 9,
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APM_TABLE = 1ul << 10,
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VBE_INFO = 1ul << 11
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};
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uint32 flags; // 0
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uint32 mem_lower; // 4
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uint32 mem_upper; // 8
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uint32 boot_device; // 12
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uint32 cmdline; // 16
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uint32 mods_count; // 20
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uint32 mods_addr; // 24
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uint32 syms[4]; // 28,32,36,40
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uint32 mmap_len; // 44
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uint32 mmap_addr; // 48
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uint32 drives_length; // 52
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uint32 drives_addr; // 56
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uint32 config_table; // 60
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uint32 loader_name; // 64
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};
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/*
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* Multiboot Module
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*/
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class Multiboot_module
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{
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public:
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uint32 s_addr;
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uint32 e_addr;
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uint32 cmdline;
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uint32 reserved;
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};
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/*
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* Multiboot Memory Map
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*/
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#pragma pack(1)
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class Multiboot_mmap
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{
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public:
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uint32 size;
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uint64 addr;
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uint64 len;
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uint32 type;
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};
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#pragma pack()
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