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