sys/arch/x86/include/cputypes.h

   1 /*      $NetBSD: cputypes.h,v 1.3 2011/01/27 18:44:40 bouyer 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_MAXMODEL    15      /* Models within family range 0-15 */
  78 #define CPU_DEFMODEL    16      /* Value for unknown model -> default  */
  79 #define CPU_MINFAMILY    4      /* Lowest that cpuid can return (486) */
  80 #define CPU_MAXFAMILY    7      /* Highest consecutive # we know (fake P4) */
  81 #define CPU_FAMILY_P4   15      /* Family number for Pentium 4 */