1  /*
 2   *
 3   * Copyright (C) 2008 Advanced Micro Devices, Inc.
 4   *
 5   * Redistribution and use in source and binary forms, with or without
 6   * modification, are permitted provided that the following conditions
 7   * are met:
 8   * 1. Redistributions of source code must retain the above copyright
 9   *    notice, this list of conditions and the following disclaimer.
10   * 2. Redistributions in binary form must reproduce the above copyright
11   *    notice, this list of conditions and the following disclaimer in the
12   *    documentation and/or other materials provided with the distribution.
13   * 3. The name of the author may not be used to endorse or promote products
14   *    derived from this software without specific prior written permission.
15   *
16   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19   * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26   * SUCH DAMAGE.
27   */
28  
29  #ifndef MULTIBOOT_TABLES_H_
30  #define MULTIBOOT_TABLES_H_
31  
32  #include <arch/types.h>
33  
34  #define MULTIBOOT_MAGIC      0x2BADB002UL
35  #define MULTIBOOT_FLAGS_MMAP    (1 << 6)
36  #define MULTIBOOT_FLAGS_CMDLINE (1 << 2)
37  #define MULTIBOOT_FLAGS_MEMINFO (1 << 0)
38  struct multiboot_header {
39  	u32 flags;
40  	u32 mem_lower;
41  	u32 mem_higher;
42  	u32 boot_device;
43  	u32 cmdline;
44  	u32 mods_count;
45  	u32 mods_addr;
46  
47  	u32 syms[4];
48  
49  	u32 mmap_length;
50  	u32 mmap_addr;
51  
52  	u32 drives_length;
53  	u32 drives_addr;
54  
55  	u32 config_table;
56  
57  	u32 boot_loader_name;
58  
59  	u32 apm_table;
60  
61  	u32 vbe_control_info;
62  	u32 vbe_mode_info;
63  	u32 vbe_mode;
64  	u32 vbe_interface_seg;
65  	u32 vbe_interface_off;
66  	u32 vbe_interface_len;
67  };
68  
69  struct multiboot_mmap {
70  	u32 size;
71  	u64 addr;
72  	u64 length;
73  	u32 type;
74  } __attribute((packed));
75  
76  #endif