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      1 /*	$NetBSD: cputypes.h,v 1.4 2013/12/08 18:08:34 dsl Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1993 Christopher G. Demetriou
      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  * 3. The name of the author may not be used to endorse or promote products
     16  *    derived from this software without specific prior written permission
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     23  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28  */
     29 
     30 /*
     31  * Classes of Processor. CPU identification code depends on
     32  * this starting at 0, and having an increment of one.
     33  */
     34 
     35 #define	CPUCLASS_386	0
     36 #define	CPUCLASS_486	1
     37 #define	CPUCLASS_586	2
     38 #define	CPUCLASS_686	3
     39 
     40 /*
     41  * Kinds of Processor. Only the first 7 are used, as they are processors
     42  * that might not have a cpuid instruction.
     43  */
     44 
     45 #define	CPU_386SX	0	/* Intel 80386SX */
     46 #define	CPU_386		1	/* Intel 80386DX */
     47 #define	CPU_486SX	2	/* Intel 80486SX */
     48 #define	CPU_486		3	/* Intel 80486DX */
     49 #define	CPU_486DLC	4	/* Cyrix 486DLC */
     50 #define CPU_6x86	5	/* Cyrix/IBM 6x86 */
     51 #define CPU_NX586	6	/* NexGen 586 */
     52 #define	CPU_586		7	/* Intel P.....m (I hate lawyers; it's TM) */
     53 #define CPU_AM586	8	/* AMD Am486 and Am5x86 */
     54 #define CPU_K5		9	/* AMD K5 */
     55 #define CPU_K6		10	/* NexGen 686 aka AMD K6 */
     56 #define CPU_686		11	/* Intel Pentium Pro */
     57 #define CPU_C6		12	/* IDT WinChip C6 */
     58 #define CPU_TMX86	13	/* Transmeta TMx86 */
     59 
     60 /*
     61  * CPU vendors
     62  */
     63 
     64 #define CPUVENDOR_UNKNOWN	0
     65 #define CPUVENDOR_INTEL		1
     66 #define CPUVENDOR_CYRIX		2
     67 #define CPUVENDOR_NEXGEN	3
     68 #define CPUVENDOR_AMD		4
     69 #define CPUVENDOR_IDT		5
     70 #define CPUVENDOR_TRANSMETA	6
     71 #define CPUVENDOR_VORTEX86	7
     72 
     73 /*
     74  * Some other defines, dealing with values returned by cpuid.
     75  */
     76 
     77 #define CPU_MINFAMILY	 4	/* Lowest that cpuid can return (486) */
     78 #define CPU_MAXFAMILY	 7	/* Highest consecutive # we know (fake P4) */
     79 #define CPU_FAMILY_P4	15	/* Family number for Pentium 4 */
     80