| 1 | /*
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| 2 | * Copyright (c) 2009 Jiri Svoboda
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup genarch
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | */
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| 34 |
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| 35 | #ifndef KERN_MULTIBOOT_H_
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| 36 | #define KERN_MULTIBOOT_H_
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| 37 |
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| 38 | #include <genarch/multiboot/multiboot_memmap_struct.h>
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| 39 | #include <genarch/multiboot/multiboot_info_struct.h>
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| 40 |
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| 41 | #define MULTIBOOT_HEADER_MAGIC 0x1badb002
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| 42 | #define MULTIBOOT_HEADER_FLAGS 0x00010003
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| 43 |
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| 44 | #define MULTIBOOT_LOADER_MAGIC 0x2badb002
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| 45 |
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| 46 | #define MULTIBOOT_INFO_FLAGS_MEM 0x01
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| 47 | #define MULTIBOOT_INFO_FLAGS_BOOT 0x02
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| 48 | #define MULTIBOOT_INFO_FLAGS_CMDLINE 0x04
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| 49 | #define MULTIBOOT_INFO_FLAGS_MODS 0x08
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| 50 | #define MULTIBOOT_INFO_FLAGS_SYMS1 0x10
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| 51 | #define MULTIBOOT_INFO_FLAGS_SYMS2 0x20
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| 52 | #define MULTIBOOT_INFO_FLAGS_MMAP 0x40
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| 53 |
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| 54 | #ifndef __ASM__
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| 55 |
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| 56 | #include <typedefs.h>
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| 57 | #include <arch/boot/memmap.h>
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| 58 |
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| 59 | /** Convert 32-bit multiboot address to a pointer. */
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| 60 | #define MULTIBOOT_PTR(mba) ((void *) (uintptr_t) (mba))
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| 61 |
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| 62 | /** Multiboot 32-bit address. */
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| 63 | typedef uint32_t mbaddr_t;
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| 64 |
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| 65 | /** Multiboot module structure */
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| 66 | typedef struct {
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| 67 | mbaddr_t start;
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| 68 | mbaddr_t end;
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| 69 | mbaddr_t string;
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| 70 | uint32_t reserved;
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| 71 | } __attribute__((packed)) multiboot_module_t;
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| 72 |
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| 73 | extern void multiboot_cmdline(const char *);
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| 74 |
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| 75 | extern void multiboot_extract_command(char *, size_t, const char *);
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| 76 | extern void multiboot_extract_argument(char *, size_t, const char *);
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| 77 | extern void multiboot_info_parse(uint32_t, const multiboot_info_t *);
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| 78 |
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| 79 | #endif /* __ASM__ */
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| 80 |
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| 81 | #endif
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| 82 |
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| 83 | /** @}
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| 84 | */
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