xref: /openbmc/qemu/tests/multiboot/multiboot.h (revision a126050a103c924b03388a9a64ce9af8c96b0969)
1*d1f3a23bSKevin Wolf /*
2*d1f3a23bSKevin Wolf  * Copyright (c) 2013 Kevin Wolf <kwolf@redhat.com>
3*d1f3a23bSKevin Wolf  *
4*d1f3a23bSKevin Wolf  * Permission is hereby granted, free of charge, to any person obtaining a copy
5*d1f3a23bSKevin Wolf  * of this software and associated documentation files (the "Software"), to deal
6*d1f3a23bSKevin Wolf  * in the Software without restriction, including without limitation the rights
7*d1f3a23bSKevin Wolf  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8*d1f3a23bSKevin Wolf  * copies of the Software, and to permit persons to whom the Software is
9*d1f3a23bSKevin Wolf  * furnished to do so, subject to the following conditions:
10*d1f3a23bSKevin Wolf  *
11*d1f3a23bSKevin Wolf  * The above copyright notice and this permission notice shall be included in
12*d1f3a23bSKevin Wolf  * all copies or substantial portions of the Software.
13*d1f3a23bSKevin Wolf  *
14*d1f3a23bSKevin Wolf  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15*d1f3a23bSKevin Wolf  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16*d1f3a23bSKevin Wolf  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17*d1f3a23bSKevin Wolf  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18*d1f3a23bSKevin Wolf  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19*d1f3a23bSKevin Wolf  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
20*d1f3a23bSKevin Wolf  * THE SOFTWARE.
21*d1f3a23bSKevin Wolf  */
22*d1f3a23bSKevin Wolf 
23*d1f3a23bSKevin Wolf #ifndef MULTIBOOT_H
24*d1f3a23bSKevin Wolf #define MULTIBOOT_H
25*d1f3a23bSKevin Wolf 
26*d1f3a23bSKevin Wolf #include "libc.h"
27*d1f3a23bSKevin Wolf 
28*d1f3a23bSKevin Wolf struct mb_info {
29*d1f3a23bSKevin Wolf     uint32_t    flags;
30*d1f3a23bSKevin Wolf     uint32_t    mem_lower;
31*d1f3a23bSKevin Wolf     uint32_t    mem_upper;
32*d1f3a23bSKevin Wolf     uint32_t    boot_device;
33*d1f3a23bSKevin Wolf     uint32_t    cmdline;
34*d1f3a23bSKevin Wolf     uint32_t    mods_count;
35*d1f3a23bSKevin Wolf     uint32_t    mods_addr;
36*d1f3a23bSKevin Wolf     char        syms[16];
37*d1f3a23bSKevin Wolf     uint32_t    mmap_length;
38*d1f3a23bSKevin Wolf     uint32_t    mmap_addr;
39*d1f3a23bSKevin Wolf     uint32_t    drives_length;
40*d1f3a23bSKevin Wolf     uint32_t    drives_addr;
41*d1f3a23bSKevin Wolf     uint32_t    config_table;
42*d1f3a23bSKevin Wolf     uint32_t    boot_loader_name;
43*d1f3a23bSKevin Wolf     uint32_t    apm_table;
44*d1f3a23bSKevin Wolf     uint32_t    vbe_control_info;
45*d1f3a23bSKevin Wolf     uint32_t    vbe_mode_info;
46*d1f3a23bSKevin Wolf     uint16_t    vbe_mode;
47*d1f3a23bSKevin Wolf     uint16_t    vbe_interface_seg;
48*d1f3a23bSKevin Wolf     uint16_t    vbe_interface_off;
49*d1f3a23bSKevin Wolf     uint16_t    vbe_interface_len;
50*d1f3a23bSKevin Wolf } __attribute__((packed));
51*d1f3a23bSKevin Wolf 
52*d1f3a23bSKevin Wolf struct mb_module {
53*d1f3a23bSKevin Wolf     uint32_t    mod_start;
54*d1f3a23bSKevin Wolf     uint32_t    mod_end;
55*d1f3a23bSKevin Wolf     uint32_t    string;
56*d1f3a23bSKevin Wolf     uint32_t    reserved;
57*d1f3a23bSKevin Wolf } __attribute__((packed));
58*d1f3a23bSKevin Wolf 
59*d1f3a23bSKevin Wolf struct mb_mmap_entry {
60*d1f3a23bSKevin Wolf     uint32_t    size;
61*d1f3a23bSKevin Wolf     uint64_t    base_addr;
62*d1f3a23bSKevin Wolf     uint64_t    length;
63*d1f3a23bSKevin Wolf     uint32_t    type;
64*d1f3a23bSKevin Wolf } __attribute__((packed));
65*d1f3a23bSKevin Wolf 
66*d1f3a23bSKevin Wolf #endif
67