xref: /freebsd/usr.sbin/cpucontrol/amd.h (revision 397e83df75e0fcd0d3fcb95ae4d794cb7600fc89)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2006, 2008 Stanislav Sedov <stas@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 ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 #ifndef AMD_H
29 #define	AMD_H
30 
31 /*
32  * Prototypes.
33  */
34 ucode_probe_t	amd_probe;
35 ucode_update_t	amd_update;
36 ucode_probe_t	amd10h_probe;
37 ucode_update_t	amd10h_update;
38 
39 typedef struct amd_fw_header {
40 	uint32_t	date;		/* Update creation date. */
41 	uint32_t	xz0[2];
42 	uint32_t	checksum;	/* ucode checksum. */
43 	uint32_t	xz1[2];
44 	uint32_t	signature;	/* Low byte of cpuid(0). */
45 	uint32_t	magic;		/* 0x0Xaaaaaa */
46 	uint32_t	xz2[8];
47 } amd_fw_header_t;
48 
49 #define	AMD_MAGIC	0xaaaaaa
50 
51 #endif /* !AMD_H */
52