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      1 /** @file
      2 CPUID Definitions.
      3 
      4 CPUID definitions based on contents of the Intel(R) 64 and IA-32 Architectures
      5 Software Developer's Manual, Volume 2A, CPUID instruction.
      6 
      7 Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
      8 This program and the accompanying materials
      9 are licensed and made available under the terms and conditions of the BSD License
     10 which accompanies this distribution.  The full text of the license may be found at
     11 http://opensource.org/licenses/bsd-license.php
     12 
     13 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
     14 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
     15 
     16 **/
     17 
     18 #ifndef __CPUID_H__
     19 #define __CPUID_H__
     20 
     21 //
     22 // Definitions for CPUID instruction
     23 //
     24 #define CPUID_SIGNATURE                         0x0
     25 
     26 #define CPUID_VERSION_INFO                      0x1
     27 
     28 #define CPUID_CACHE_INFO                        0x2
     29 
     30 #define CPUID_SERIAL_NUMBER                     0x3
     31 
     32 #define CPUID_CACHE_PARAMS                      0x4
     33 
     34 #define CPUID_MONITOR_MWAIT                     0x5
     35 
     36 #define CPUID_EXTENDED_TOPOLOGY                 0xB
     37 #define   CPUID_EXTENDED_TOPOLOGY_LEVEL_TYPE_INVALID  0x0
     38 #define   CPUID_EXTENDED_TOPOLOGY_LEVEL_TYPE_SMT      0x1
     39 #define   CPUID_EXTENDED_TOPOLOGY_LEVEL_TYPE_CORE     0x2
     40 
     41 #define CPUID_EXTENDED_FUNCTION                 0x80000000
     42 
     43 #define CPUID_EXTENDED_CPU_SIG                  0x80000001
     44 
     45 #define CPUID_BRAND_STRING1                     0x80000002
     46 
     47 #define CPUID_BRAND_STRING2                     0x80000003
     48 
     49 #define CPUID_BRAND_STRING3                     0x80000004
     50 
     51 #define CPUID_VIR_PHY_ADDRESS_SIZE              0x80000008
     52 
     53 #endif
     54