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1 | /* |
1 | /* |
2 | * Copyright (c) 2005 Martin Decky |
2 | * Copyright (c) 2005 Martin Decky |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup ia32 |
29 | /** @addtogroup ia32 |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
35 | #ifndef KERN_ia32_CBOOT_H__ |
35 | #ifndef KERN_ia32_CBOOT_H__ |
36 | #define KERN_ia32_CBOOT_H_ |
36 | #define KERN_ia32_CBOOT_H_ |
37 | 37 | ||
38 | #include <arch/types.h> |
38 | #include <arch/types.h> |
39 | #include <arch/boot/memmap.h> |
39 | #include <arch/boot/memmap.h> |
40 | 40 | ||
41 | /** Multiboot mod structure */ |
41 | /** Multiboot mod structure */ |
42 | typedef struct { |
42 | typedef struct { |
43 | uintptr_t start; |
43 | uintptr_t start; |
44 | uintptr_t end; |
44 | uintptr_t end; |
45 | char *string; |
45 | char *string; |
46 | uint32_t reserved; |
46 | uint32_t reserved; |
47 | } __attribute__ ((packed)) mb_mod_t; |
47 | } __attribute__ ((packed)) mb_mod_t; |
48 | 48 | ||
49 | /** Multiboot mmap structure */ |
49 | /** Multiboot mmap structure */ |
50 | typedef struct { |
50 | typedef struct { |
51 | uint32_t size; |
51 | uint32_t size; |
52 | e820memmap_t mm_info; |
52 | e820memmap_t mm_info; |
53 | } __attribute__ ((packed)) mb_mmap_t; |
53 | } __attribute__ ((packed)) mb_mmap_t; |
54 | 54 | ||
55 | /** Multiboot information structure */ |
55 | /** Multiboot information structure */ |
56 | typedef struct { |
56 | typedef struct { |
57 | uint32_t flags; |
57 | uint32_t flags; |
58 | uintptr_t mem_lower; |
58 | uintptr_t mem_lower; |
59 | uintptr_t mem_upper; |
59 | uintptr_t mem_upper; |
60 | 60 | ||
61 | uint32_t boot_device; |
61 | uint32_t boot_device; |
62 | char *cmdline; |
62 | char *cmdline; |
63 | 63 | ||
64 | uint32_t mods_count; |
64 | uint32_t mods_count; |
65 | mb_mod_t *mods_addr; |
65 | mb_mod_t *mods_addr; |
66 | 66 | ||
67 | uint32_t syms[4]; |
67 | uint32_t syms[4]; |
68 | 68 | ||
69 | uint32_t mmap_length; |
69 | uint32_t mmap_length; |
70 | mb_mmap_t *mmap_addr; |
70 | mb_mmap_t *mmap_addr; |
71 | 71 | ||
72 | /* ... */ |
72 | /* ... */ |
73 | } __attribute__ ((packed)) mb_info_t; |
73 | } __attribute__ ((packed)) mb_info_t; |
74 | 74 | ||
75 | enum mb_info_flags { |
75 | enum mb_info_flags { |
76 | MBINFO_FLAGS_MEM = 0x01, |
76 | MBINFO_FLAGS_MEM = 0x01, |
77 | MBINFO_FLAGS_BOOT = 0x02, |
77 | MBINFO_FLAGS_BOOT = 0x02, |
78 | MBINFO_FLAGS_CMDLINE = 0x04, |
78 | MBINFO_FLAGS_CMDLINE = 0x04, |
79 | MBINFO_FLAGS_MODS = 0x08, |
79 | MBINFO_FLAGS_MODS = 0x08, |
80 | MBINFO_FLAGS_SYMS1 = 0x10, |
80 | MBINFO_FLAGS_SYMS1 = 0x10, |
81 | MBINFO_FLAGS_SYMS2 = 0x20, |
81 | MBINFO_FLAGS_SYMS2 = 0x20, |
82 | MBINFO_FLAGS_MMAP = 0x40 |
82 | MBINFO_FLAGS_MMAP = 0x40 |
83 | /* ... */ |
83 | /* ... */ |
84 | }; |
84 | }; |
85 | 85 | ||
86 | extern void ia32_cboot(uint32_t signature, const mb_info_t *mi); |
86 | extern void ia32_cboot(uint32_t signature, const mb_info_t *mi); |
87 | 87 | ||
88 | #endif |
88 | #endif |
89 | 89 | ||
90 | /** @} |
90 | /** @} |
91 | */ |
91 | */ |
92 | 92 |