xref: /freebsd/sys/i386/include/cputypes.h (revision aa0a1e58)
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  * $FreeBSD$
28  */
29 
30 #ifndef _MACHINE_CPUTYPES_H_
31 #define	_MACHINE_CPUTYPES_H_
32 
33 /*
34  * Classes of processor.
35  */
36 #define	CPUCLASS_286		0
37 #define	CPUCLASS_386		1
38 #define	CPUCLASS_486		2
39 #define	CPUCLASS_586		3
40 #define	CPUCLASS_686		4
41 
42 /*
43  * Kinds of processor.
44  */
45 #define	CPU_286			0	/* Intel 80286 */
46 #define	CPU_386SX		1	/* Intel 80386SX */
47 #define	CPU_386			2	/* Intel 80386DX */
48 #define	CPU_486SX		3	/* Intel 80486SX */
49 #define	CPU_486			4	/* Intel 80486DX */
50 #define	CPU_586			5	/* Intel Pentium */
51 #define	CPU_486DLC		6	/* Cyrix 486DLC */
52 #define	CPU_686			7	/* Pentium Pro */
53 #define	CPU_M1SC		8	/* Cyrix M1sc (aka 5x86) */
54 #define	CPU_M1			9	/* Cyrix M1 (aka 6x86) */
55 #define	CPU_BLUE		10	/* IBM BlueLighting CPU */
56 #define	CPU_M2			11	/* Cyrix M2 (enhanced 6x86 with MMX) */
57 #define	CPU_NX586		12	/* NexGen (now AMD) 586 */
58 #define	CPU_CY486DX		13	/* Cyrix 486S/DX/DX2/DX4 */
59 #define	CPU_PII			14	/* Intel Pentium II */
60 #define	CPU_PIII		15	/* Intel Pentium III */
61 #define	CPU_P4			16	/* Intel Pentium 4 */
62 #define	CPU_GEODE1100		17	/* NS Geode SC1100 */
63 
64 /*
65  * Vendors of processor.
66  */
67 #define	CPU_VENDOR_NSC		0x100b		/* NSC */
68 #define	CPU_VENDOR_IBM		0x1014		/* IBM */
69 #define	CPU_VENDOR_AMD		0x1022		/* AMD */
70 #define	CPU_VENDOR_SIS		0x1039		/* SiS */
71 #define	CPU_VENDOR_UMC		0x1060		/* UMC */
72 #define	CPU_VENDOR_NEXGEN	0x1074		/* Nexgen */
73 #define	CPU_VENDOR_CYRIX	0x1078		/* Cyrix */
74 #define	CPU_VENDOR_IDT		0x111d		/* Centaur/IDT/VIA */
75 #define	CPU_VENDOR_TRANSMETA	0x1279		/* Transmeta */
76 #define	CPU_VENDOR_INTEL	0x8086		/* Intel */
77 #define	CPU_VENDOR_RISE		0xdead2bad	/* Rise */
78 #define	CPU_VENDOR_CENTAUR	CPU_VENDOR_IDT
79 
80 #ifndef LOCORE
81 extern int	cpu;
82 extern int	cpu_class;
83 #endif
84 
85 #endif /* !_MACHINE_CPUTYPES_H_ */
86