xref: /freebsd/sys/arm/include/metadata.h (revision 24e4dcf4ba5e9dedcf89efd358ea3e1fe5867020)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2003 Peter Wemm <peter@FreeBSD.org>
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. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #ifndef _MACHINE_METADATA_H_
30 #define	_MACHINE_METADATA_H_
31 
32 #define	MODINFOMD_BOOTINFO	0x1001
33 #define	MODINFOMD_DTBP		0x1002
34 #define	MODINFOMD_EFI_MAP	0x1003
35 
36 /*
37  * This is not the same as the UEFI standard EFI_MEMORY_ATTRIBUTES_TABLE, though
38  * memory_size / descritpr_size entries of EFI_MEMORY_DESCRIPTORS follow this table
39  * starting at a 16-byte alignment.
40  */
41 struct efi_map_header {
42 	uint64_t	memory_size;		/* Numnber of bytes that follow */
43 	uint64_t	descriptor_size;	/* Size of each EFI_MEMORY_DESCRIPTOR */
44 	uint32_t	descriptor_version;	/* Currently '1' */
45 };
46 
47 /*
48  * Placeholder for now
49  */
50 struct efi_fb {
51 	uint64_t	fb_addr;
52 	uint64_t	fb_size;
53 	uint32_t	fb_height;
54 	uint32_t	fb_width;
55 	uint32_t	fb_stride;
56 	uint32_t	fb_mask_red;
57 	uint32_t	fb_mask_green;
58 	uint32_t	fb_mask_blue;
59 	uint32_t	fb_mask_reserved;
60 };
61 
62 #endif /* !_MACHINE_METADATA_H_ */
63