cputypes.h revision 130032 
1/*
2 * Copyright (c) 1993 Christopher G. Demetriou
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 *    derived from this software without specific prior written permission
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 * $FreeBSD: head/sys/amd64/include/cputypes.h 130032 2004-06-03 20:18:15Z peter $
28 */
29
30#ifndef _MACHINE_CPUTYPES_H_
31#define	_MACHINE_CPUTYPES_H_
32
33/*
34 * Classes of processor.
35 */
36#define	CPUCLASS_X86	0	/* X86 */
37#define	CPUCLASS_K8	1	/* K8 AMD64 class */
38
39/*
40 * Kinds of processor.
41 */
42#define	CPU_X86		0	/* Intel */
43#define	CPU_CLAWHAMMER	1	/* AMD Clawhammer */
44#define	CPU_SLEDGEHAMMER 2	/* AMD Sledgehammer */
45
46#ifndef LOCORE
47extern int	cpu;
48extern int	cpu_class;
49#endif
50
51#endif /* !_MACHINE_CPUTYPES_H_ */
52