xref: /netbsd-src/usr.bin/mkubootimage/uboot.h (revision b1c86f5f087524e68db12794ee9c3e3da1ab17a0)
1 /* $NetBSD: uboot.h,v 1.1 2010/06/18 18:55:48 jmcneill 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 #define	IH_OS_NETBSD	2
32 
33 enum uboot_image_arch {
34 	IH_ARCH_UNKNOWN = 0,
35 	IH_ARCH_ARM = 2,
36 	IH_ARCH_PPC = 7
37 };
38 
39 enum uboot_image_type {
40 	IH_TYPE_UNKNOWN = 0,
41 	IH_TYPE_KERNEL = 2,
42 	IH_TYPE_RAMDISK = 3,
43 	IH_TYPE_FILESYSTEM = 7,
44 };
45 
46 enum uboot_image_comp {
47 	IH_COMP_NONE = 0,
48 	IH_COMP_GZIP = 1,
49 	IH_COMP_BZIP2 = 2,
50 };
51 
52 #define IH_MAGIC	0x27051956
53 #define IH_NMLEN	32
54 
55 struct uboot_image_header {
56 	uint32_t	ih_magic;
57 	uint32_t	ih_hcrc;
58 	uint32_t	ih_time;
59 	uint32_t	ih_size;
60 	uint32_t	ih_load;
61 	uint32_t	ih_ep;
62 	uint32_t	ih_dcrc;
63 	uint8_t		ih_os;
64 	uint8_t		ih_arch;
65 	uint8_t		ih_type;
66 	uint8_t		ih_comp;
67 	uint8_t		ih_name[IH_NMLEN];
68 };
69 
70 #endif /* !_HAVE_UBOOT_H */
71