1/* $NetBSD: uboot.h,v 1.9 2024/05/21 03:54:31 gutteridge 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
31enum 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
39enum uboot_image_arch {
40	IH_ARCH_UNKNOWN = 0,
41	IH_ARCH_ARM = 2,
42	IH_ARCH_I386 = 3,
43	IH_ARCH_MIPS = 5,
44	IH_ARCH_MIPS64 = 6,
45	IH_ARCH_PPC = 7,
46	IH_ARCH_SH = 9,
47	IH_ARCH_OPENRISC = 21,
48	IH_ARCH_ARM64 = 22,
49	IH_ARCH_RISCV = 26
50};
51
52enum uboot_image_type {
53	IH_TYPE_UNKNOWN = 0,
54	IH_TYPE_STANDALONE = 1,
55	IH_TYPE_KERNEL = 2,
56	IH_TYPE_RAMDISK = 3,
57	IH_TYPE_SCRIPT = 6,
58	IH_TYPE_FILESYSTEM = 7,
59	IH_TYPE_KERNEL_NOLOAD = 14,
60};
61
62enum uboot_image_comp {
63	IH_COMP_NONE = 0,
64	IH_COMP_GZIP = 1,
65	IH_COMP_BZIP2 = 2,
66	IH_COMP_LZMA = 3,
67	IH_COMP_LZO = 4,
68};
69
70#define IH_MAGIC	0x27051956
71#define IH_NMLEN	32
72
73struct uboot_image_header {
74	uint32_t	ih_magic;
75	uint32_t	ih_hcrc;
76	uint32_t	ih_time;
77	uint32_t	ih_size;
78	uint32_t	ih_load;
79	uint32_t	ih_ep;
80	uint32_t	ih_dcrc;
81	uint8_t		ih_os;
82	uint8_t		ih_arch;
83	uint8_t		ih_type;
84	uint8_t		ih_comp;
85	uint8_t		ih_name[IH_NMLEN];
86};
87
88#endif /* !_HAVE_UBOOT_H */
89