xref: /netbsd-src/usr.bin/mkubootimage/uboot.h (revision a5847cc334d9a7029f6352b847e9e8d71a0f9e0c)
1 /* $NetBSD: uboot.h,v 1.4 2011/08/03 17:46:40 matt Exp $ */
2 
3 /*-
4  * Copyright (c) 2010 Jared D. McNeill <jmcneill@invisible.ca>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. The name of the author may not be used to endorse or promote products
13  *    derived from this software without specific prior written permission.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
20  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
22  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  */
27 
28 #ifndef _HAVE_UBOOT_H
29 #define _HAVE_UBOOT_H
30 
31 enum uboot_image_os {
32 	IH_OS_UNKNOWN = 0,
33 	IH_OS_OPENBSD = 1,
34 	IH_OS_NETBSD = 2,
35 	IH_OS_FREEBSD = 3,
36 	IH_OS_LINUX = 5
37 };
38 
39 enum uboot_image_arch {
40 	IH_ARCH_UNKNOWN = 0,
41 	IH_ARCH_ARM = 2,
42 	IH_ARCH_MIPS = 5,
43 	IH_ARCH_MIPS64 = 6,
44 	IH_ARCH_PPC = 7
45 };
46 
47 enum uboot_image_type {
48 	IH_TYPE_UNKNOWN = 0,
49 	IH_TYPE_STANDALONE = 1,
50 	IH_TYPE_KERNEL = 2,
51 	IH_TYPE_RAMDISK = 3,
52 	IH_TYPE_FILESYSTEM = 7,
53 };
54 
55 enum uboot_image_comp {
56 	IH_COMP_NONE = 0,
57 	IH_COMP_GZIP = 1,
58 	IH_COMP_BZIP2 = 2,
59 	IH_COMP_LZMA = 3,
60 	IH_COMP_LZO = 4,
61 };
62 
63 #define IH_MAGIC	0x27051956
64 #define IH_NMLEN	32
65 
66 struct uboot_image_header {
67 	uint32_t	ih_magic;
68 	uint32_t	ih_hcrc;
69 	uint32_t	ih_time;
70 	uint32_t	ih_size;
71 	uint32_t	ih_load;
72 	uint32_t	ih_ep;
73 	uint32_t	ih_dcrc;
74 	uint8_t		ih_os;
75 	uint8_t		ih_arch;
76 	uint8_t		ih_type;
77 	uint8_t		ih_comp;
78 	uint8_t		ih_name[IH_NMLEN];
79 };
80 
81 #endif /* !_HAVE_UBOOT_H */
82