application note 485: intel® processor identification and the cpuid instruction

Microsoft Corporation (2009-10). Next: Intel_CPU Package Body, Previous: Check_CPU Procedure, Up: A Complete Example. Hardware and software designed to be used App Note 485, “Intel® Processor Identification and the CPUID Instruction. 0000008063 00000 n 2 Application Note INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNE CTION WITH INTEL® PRODUCTS. 0000005748 00000 n a !1AQa"q�2���B#$Rb34�r�C%�S��cs5��&D�TdE£t6�U�e���u��F'���������������Vfv��������7GWgw��������(8HXhx�������� )9IYiy�������� These may cause the processor behavior to deviate from published specifications. Intel Corporation, Intel 64 and IA-32 Architectures Software Developer's Manual Volume 2A: Instruction Set Reference, A-M, 3-180 CPUID reference. Intel TXT also requires the system to contain a TPM Intel Corporation, Intel Processor Identification and the CPUID Instruction, Application note 485. There have already been processor changes to that are not reflected in rev. Application Note 485 by Intel. application note 485 september 2006 . AP-485 APPLICATION NOTE May 2002 Order Number: 241618-021 Intel® Processor Identification and the CPUID Instruction . 0000004444 00000 n 30 dated January 2006. 30,but I can't find a newer one, although is possible it hasn't been updated yet. 0000001448 00000 n Processors that implement the CPUID instruction also return the 32-bit processor identification signature after reset; however, the CPUID instruction gives you the flexibility of checking the processor signature at any time. Said to be incorporated into the Intel® 64 and IA-32 Architectures Software Developer’s Manual in 2013, but as of July 2014 the manual still directs the reader to note 485. See for the processor stepping ID number in the CPUID information. Preface 6 Specification Update Document Title Document Number/Location Intel Corporation, Intel 64 and IA-32 Architectures Software Developer's Manual Volume 2A: Instruction Set Reference, A-M, 3-180 CPUID reference. Read all notes associated with each S-Spec number. Can somebody help NOTE: Processor serial number (PSN) is not supported in the Pentium 4 processor or later. EXCEPT AS Click to read more about Intel Processor Identification and the CPUID Instruction. 0000003272 00000 n EXCEPT AS Download Intel AP-485 Intel Processor Identification and the CPUID Instruction Dec96 Intel appNotes AP-485_Intel_Processor_Identification_and_the_CPUID_Instruction_Dec96.pdf Various electronics service manuals. 2 Application Note INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNE CTION WITH INTEL® PRODUCTS. This fixes #17523. Intel®Processor Identification and the CPUID Instruction Application Note 485 August 2009 2 Application Note INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNE CTION WITH INTEL® PRODUCTS. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. ���� Adobe d� �� C 241618-036. A��x�?B�~�����!�,�����9�s�d"�L0'���z�̈\�� ��Mp}�y�� �~��!�wޕG߾g�^IY�&!����@ l�8�a�ޔ B8�. An input value loaded into the EAX register determines what information is returned, as shown in the following table: The CPUID instruction is described in detail in the application note, AP-485, Intel Processor Identification and the CPUID Instruction. On all models, use the PSN flag (returned using CPUID) to check for PSN support before accessing the feature. Microsoft Developer Network: Windows Driver Kit. The exact collection of information available varies between manufacturers and processors. Intel Corporation, Intel Processor Identification and the CPUID Instruction, Application note 485. The latest revision I could find was rev. By taking advantage of the CPUID instruction, software developers can create software applications … AP-485 Intel Processor Identification and the CPUID Instruction. Intel Corporation, Intel Processor Identification and the CPUID Instruction, Application note 485. 2 Application Note INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNE CTION WITH INTEL® PRODUCTS. The exact collection of information available varies between manufacturers and processors.The following information is available consistently on all modern CPUs: The determination of the model is based on the following information: The Intel® 64 and IA-32 Architectures Software Developer’s Manual, Volumes 2A, 2B and 2C, describe the instruction set of the processor and the opcode structure. intel® AP-485 APPLICATION NOTE Intel Processor Identification and the CPUID Instruction December 1996 I Order Number: 241618-005 . From the Revision History in Intel® Processor Identification and the CPUID Instruction (Application Note 485, apparently no longer available online from Intel in any revision), extended leaves were first documented for Intel’s processors in June 2001. 0000008347 00000 n Embodiments of processors, methods, and systems for a processor core supporting processor identification instruction spoofing are described. Intel® Processor Identification and the CPUID Instruction Application Note (AP-485) 2416182 Intel ® 64 and IA-32 Architectures Application Note TLBs, Paging-Structure Caches, and Their Invalidation 3170802. Please refer to the AP-485 Intel® Processor Identification and the CPUID Instruction Application Note for further information on the CPUID instruction. 2 application note information in this document is provided in connection with intel® products. 0000004049 00000 n 0000008437 00000 n estoppel or otherwise, to any intellectual property rights is granted by this document. application note. AP-485 Intel® Processor Identification and the CPUID Instruction. The new code here is based on Intel's reference documentation for CPUID (a document called "Intel® Processor Identification and the CPUID Instruction - Application Note 485", which I cannot actually find on their own website). 0000001392 00000 n This section describes processor-specific information returned by the CPUID instruction. Technical Document 25481: CPUID Specification (Revision 2.28). No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. EXCEPT AS These volumes apply to application programmers and to programmers who write operating systems or executives. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. It dumps all information available from the CPUID instruction. 0000004271 00000 n • Intel® Xeon® Processor E7-8800/4800/2800 Product Families Datasheet Volume 2 Related Documents • AP-485, Intel® Processor Identification and the CPUID • Intel® 64 and IA-32 Architectures Software Developer’s Manual Volume 1: Basic Architecture • Volume 2A: Instruction Set Reference Manual A-M The Stepping ID in bits [3:0] indicates the revision number of that model. 0000002582 00000 n Login Sign up Search Expert Search; Quick Search; US Patents/Apps Other SEARCH; TOOLS & RESOURCES Title: SPOOFING A PROCESSOR IDENTIFICATION INSTRUCTION . 0000004499 00000 n AP-485, Intel® Processor Identification and CPUID Instruction Application Note 241618 § Low Power Features 10 Datasheet 2 Low Power Features 2.1 Clock Control and Low-power States The processor supports low power states at the thread level and the package level. ! Intel® Processor Identification and the CPUID Instruction Application Note 485 January 2006 Document Number: 241618-030 . Cache and TLB descriptor parameters are provided in the EAX, EBX, ECX, and EDX registers after the CPUID instruction is executed with a 2 in the EAX register. [�{Z��,1�k�>J�9b��h�h��s@�0oy&m#���ˮ���5r�)��店��cF�PO����i9�^�$��@15a�z,�ũt/���n� r@�C��΃K�'i�v~� ���uh�`.�/� k���k�fջE The latest Intel manuals (February 2014) also indicate support for up to 40 bits in PSE. 0000003475 00000 n Intel Processor Identification and the CPUID Instruction (Application Note 485), last published version. NO LICENSE, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT. I'm interested in Assembler code. 0000003157 00000 n r. r. 2 . Processor Identification and the CPUID Instruction Application Note (AP-485) ... etc. .��"�Дn��,�Ƣ�A&e� eFef&'�i|�\�"O�.�.�,ކH��0� iY�. App Note 485, titled "Intel Processor Identification and the CPUID Instruction", contains the details on how to programmatically identify an Intel processor. Determining if Hypervisor is installed. The Stepping ID in bits [3:0] indicates the revision number of that model. Intel Corporation, Intel Processor Identification and the CPUID Instruction, Application note 485. cpuid(1) Intel Corporation, Intel 64 and IA-32 Architectures Software Developer's Manual Volume 2A: Instruction Set Reference, A-M, 3-180 CPUID reference. The 64-bit kernel has no code for using cpuid leaf 2. H��U�n�0����V�ˇ���8)��[�襗�V��(��}�$e���Y�3�/� ���(�4H�+�����c�@9��W���� Intel® Processor Identification and the CPUID Instruction Application Note (AP-485) 241618 Intel® 64 and IA-32 Architectures Application Note TLBs, Paging-Structure Caches, and Their Invalidation 317080 Nomenclature Errata are design defects or errors. Intel Corporation, Intel Processor Identification and the CPUID Instruction, Application note 485. NO LICENSE, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT. United States Patent Application … %PDF-1.2 %���� �ްrD��X��BY�vp Nx�Nv�Z�8(9ZtQ�^W5,^o���o]a���:�|�c� 1�̮�hO�/�[nT@��������%5����/�Z%�L5��N���?�s[j��!�a��Xzȡ��|��W�{�E����e�>a� Schematics 4 Free: Service manuals, schematics, documentation, programs, electronics, hobby .... Login: Pass: S earch: B rowse: U pload: M ost W anted: N ow downloading free:Intel … 12/10/98 3:01 PM 24161811 INTEL CONFIDENTIAL (until publication date) z E APPLICATIONNOTE AP-485 Intel Processor Identification and the CPUID Instruction Order Number : 241618-011 These transitions are called CPUID-induced VM exits. �wAm���MO������H��(��l�7�r���nU=?�jr�־W�\3nR�4�u��o�6���f������U�.���43l�� ��&��$�ë�X~��`�}��/+��&J���I'��P'��қw��3!��Mɗ)a� �7�f��/���0 endstream endobj 13 0 obj 655 endobj 16 0 obj << /Type /XObject /Subtype /Image /Name /im1 /Filter /DCTDecode /Width 83 /Height 45 /BitsPerComponent 8 /ColorSpace /DeviceRGB /Length 17 0 R >> stream Click or the topic for details: Application notes. Preface 6 Specification Update Nomenclature Errata are design defects or errors. as described in the processor identification information table. 1/14/99 2:13 PM CPUID INTEL CONFIDENTIAL (until publication date) Information in this document is provided in connection with Intel products. Information in this document is provided in connection with Intel products. This is not certainly when they were first implemented by Intel and it’s certainly not when they were first implemented by AMD. 0000002712 00000 n Intel Corporation, Intel 64 and IA-32 Architectures Software Developer's Manual, Volume 2A: Instruction Set Reference, A-M, 3-180 CPUID reference. information in this document is provided in connection with intel ® products. 0000005049 00000 n intel® processor identification and the cpuid instruction application note 485 december 2007 document number: 241618-032 . Prospect, IL 60056-7641 COLOPHON top This page is part of release 5.09 of the Linux man-pages project. Intel Corporation, Intel Processor Identification and the CPUID Instruction, Application note 485. These may cause the processor behavior to deviate from published specifications. A VMM Intel® Processor Identification and the CPUID Instruction Application Note 485 August 2009. 0000002767 00000 n 1/14/99 2:13 PM CPUID INTEL CONFIDENTIAL (until publication date) Information in this document is provided in connection with Intel … 0000002973 00000 n For more information on identifying AMD processors and their features, see CPUID Specification, available from AMD. Intel® Processor Identification and the CPUID Instruction Application Note 485 July 2004 Document Number: 241618-027 R Please refer to the AP-485 Intel® Processor Identification and the CPUID Instruction Application Note and the Cedar Mill Processor Family BIOS Writer’s Guide for further information on the CPUID instruction… 0000005859 00000 n Intel® Processor Identification and the CPUID Instruction Application Note 485 May 2012. Box 7641 Mt. Intel VT-x is defined so that any execution of the CPUID instruction in VMX non-root operation causes a transition to the VMM. 0000005137 00000 n Figure 3-2 shows the format of the 32-bit processor signature for the Intel486, and subsequent Intel processors. Site Search. 0000003530 00000 n No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. LibraryThing is a cataloging and social networking site for booklovers register after the CPUID instruction is executed with 1 in the EAX register, and the model field of the Device ID register, accessible through Boundary Scan. Processor numbers Intel Processor Identification and the CPUID Instruction (Application Note 485), last published version. The exact number of PSE bits supported on Intel CPUs can be less though, and must be determined by using CPUID to query the maximum physical-address width supported by the processor by invoking CPUID with function 80000008H and checking the result in EAX[7:0]. 0000002286 00000 n 0000004104 00000 n cpuid dumps detailed information about the CPU(s) gathered from the CPUID instruction, and also determines the exact model of CPU(s) from that information. document number: 241618-031 . The CPUID instruction of all P6 family processors behave identically. H�c```b``]���������xX��,s�8�!�#�Wi�̿�k�Y��,�����f�%dz��ܪ��R?�?��W��[�i����'sU_2s�rw2��gAK�fa���-+W옱z�ʙ3�f͜�q���}�s=�gw�������˗k�����t��}�]�}}Xj������x�j��S�n떯����lʂ�~?��t���uߑ�Y��8�^���s�����UE�[ ���}T)��P]��`���_zo��q�FAm1f4c� �3d�� fj�2�2�r,0��J��rQ!�q�0�3��H``���V����q�V � ���c����P��V0��1ØӁA��a� The code to determine which CPUID subleaves to explore was incorrect in #17270. Said to be incorporated into the Intel® 64 and IA-32 Architectures Software Developer’s Manual in 2013, but as of July 2014 the manual still directs the reader to note 485. See Also Intel Corporation, Intel 64 and IA-32 Architectures Software Developer's Manual Volume 2A: Instruction Set Reference, A-M, 3-180 CPUID reference. Intel® Processor Identification and the CPUID Instruction Application Note 485 April 2012. Intel® Core™ i7 Processor Family for LGA2011-v3 Socket Datasheet – Volume 2 of 2 330840 Document Title Document Number / Location AP-485, Intel® Processor Identification and the CPUID Instruction 241618 •Intel® 64 and IA-32 Architectures Software Developer’s Manual, Volume 1: Basic Architecture 0000003670 00000 n registers after the CPUID instruction is executed with a 2 in the EAX register. 0000002020 00000 n Intel Corporation, Intel Processor Identification and the CPUID Instruction, Application note 485. 0000004609 00000 n AP-485 APPLICATION NOTE Intel Processor Identification With the CPUID Instruction Order Number:241618-004. Information in this document is provided in connection with Intel products. For more information on identifying Intel processors and their features, see Application Note 485: Intel ® Processor Identification and the CPUID Instruction, available from Intel. 0000002203 00000 n Server hardware’s CPU specifications will usually indicate whether or not the CPUs contain the features that affect vMotion compatibility. no license, express or implied, by . 3/21/98 4:02 PM 24161808.DOC INTEL CONFIDENTIAL (until publication date) Information in this document is provided in connection with Intel products. 6. Information in this document is provided in connection with Intel products. For more information on identifying Intel processors and their features, see Application Note 485: Intel®Processor Identification and the CPUID Instruction, available from Intel. This information identifies Intel as the vendor, gives the family, model, and stepping of processor, feature information, and cache information. operation. trailer << /Size 246 /Info 199 0 R /Root 201 0 R /Prev 117202 /ID[<5a9c79ab5a9c8153136cc768d1e670a7><5a9c79ab5a9c8153136cc768d1e670a7>] >> startxref 0 %%EOF 201 0 obj << /Type /Catalog /Pages 194 0 R /Outlines 204 0 R /PageMode /UseOutlines /OpenAction 202 0 R >> endobj 202 0 obj << /S /GoTo /D [ 203 0 R /Fit ] >> endobj 244 0 obj << /S 710 /O 829 /Filter /FlateDecode /Length 245 0 R >> stream COLOPHON top This page is part of release 5.06 of the Linux man-pages project. intel® AP-485 APPLICATION NOTE Intel Processor Identification and the CPUID Instruction December 1996 I Order Number: 241618-005 . In an embodiment, a processor includes an instruction decod . Next: Intel_CPU Package Body, Previous: Check_CPU Procedure, Up: A Complete Example. 0000003102 00000 n 0000004216 00000 n 0000002424 00000 n SEE ALSO Intel Corporation, Intel 64 and IA-32 Architectures Software Developer's Manual Volume 2A: Instruction Set Reference, A-M, 3-180 CPUID reference. 0000003862 00000 n These may cause the processor behavior to deviate from published specifications. Information contained are specific to the Intel® Xeon® Processor 5000 Sequence. 0000004747 00000 n APPLICATION NOTE AP-485 Intel Processor Identification and the CPUID Instruction Order Number : 241618-012 January 1999. Errata are design defects or errors. APPLICATION NOTE AP-485 Intel Processor Identification and the CPUID Instruction Order Number : 241618-012 January 1999. This application note explains how to use the CPUID instruction in software applications, BIOS implementations, and various processor tools. *:JZjz���������� �� ? COLOPHON This page is part of release 3.54 of the Linux man-pages project. no license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. Intel® Processor Identification and the CPUID Instruction Application Note 485 November 2008. 0000002867 00000 n 0000004802 00000 n 0000004956 00000 n See Table 2 for the processor stepping ID number in the CPUID … Intel Corporation, Intel Processor Identification and the CPUID Instruction, Application note 485. Provides processor identification information in registers EAX, EBX, ECX, and EDX. NO LICENSE, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT. 12 0 obj << /Length 13 0 R /Filter /FlateDecode >> stream From the Revision History in Intel® Processor Identification and the CPUID Instruction (Application Note 485, apparently no longer available online from Intel in any revision), extended leaves were first documented for Intel’s processors in June 2001. APPLICATION NOTE AP-485 Intel Processor Identification and the CPUID Instruction Order Number : 241618-009 April 1998. Note: Intel processor numbers are not a measure of performance. "(($#$% '+++,.3332-3333333333�� - S �� � AP-485 Intel Processor Identification and the CPUID Instruction datasheet, cross reference, circuit and application notes in pdf format. Intel® Processor Identification and the CPUID Instruction Application Note (AP-485) 241618. ��+�RI$�I$�_����+�Un��1znVv[�:1�u�;��Un��1znVv[�:1�u�;��Un��1znVv[�:1�u�;��W�]s�׿���M��x�z8X��6α��$�������+����=z��.�p�ߴl�c��I�x_5uϮ� ^� �W_=7�z���]��c�h�? a computer system with Intel® Virtualization Technology, an Intel TXT-enabled processor, chipset, BIOS, Authenticated Code Modules and an Intel TXT-compatib le measured launched environment (MLE). When EAX is initialized to a value of 1, the CPUID instruction … Very old x86 CPUs don't support CPUID. The Revision History in Intel® Processor Identification and the CPUID Instruction (Application Note 485, apparently no longer available online from Intel) dates Intel’s documentation of cpuid leaf 2 to December 1995. Application Note 485: Intel Processor Identification and the CPUID Instruction. 0000003917 00000 n Intel Corporation (2009-08). COLOPHON This page is part of release 3.54 of the Linux man-pages project. %PDF-1.2 %���� >>>There is a very good Application Note 485 'Intel(R) Processor Identification and the CPUID Instruction' ( May 2012 ) and try to search the Intel web-site for the document.>>> I … I'm looking for a pointer toarticle/document that explains how I can read the CPU serial number. Advanced Micro Devices (2008-04). The CPUID instruction reports processor identification and feature information to software by returning values in the re gisters EAX, EBX, ECX, and EDX. :�H̓ �����m�{S:��v-!�:�[�1��'�Ƣ; u?�_�C�^�Ϋ�݋Hp���i����O����׵3���b��ŻsO�x. The Revision History in Intel® Processor Identification and the CPUID Instruction (Application Note 485, apparently no longer available online from Intel) dates Intel’s documentation of cpuid leaf 2 to December 1995. 0000002042 00000 n Intel Corporation, Intel 64 and IA-32 Architectures Software Developer's Manual Volume 2A: Instruction Set Reference, A-M, 3-180 CPUID reference. Nomenclature . This application note explains how to use the CPUID instruction in software applications, BIOS implementations, and various processor tools. 0000008258 00000 n 0000003327 00000 n 0000007524 00000 n AP-485 ii Additional copies of this document or other Intel literature may be obtained from: Intel Corporation Literature Sales P.O. 0000001271 00000 n Intel® Processor Identification and the CPUID Instruction Application Note (AP-485) 241618 . A thread may independently enter the C1/AutoHALT, C1/MWAIT, C2, C3, and C4 low power states. Details regarding the CPUID instruction are provided in the AP-485, Intel® Processor Identification and the CPUID Instruction application note. Intel Corporation, Intel Processor Identification and the CPUID Instruction, Application note 485. The 64-bit kernel has no code for using cpuid leaf 2. 0000004664 00000 n 200 0 obj << /Linearized 1 /O 203 /H [ 1448 594 ] /L 121332 /E 8671 /N 44 /T 117213 >> endobj xref 200 46 0000000016 00000 n 0000004554 00000 n See AP-485, Intel Processor Identification and the CPUID Instruction (Order Number 241618) for more information on PSN. 0000004389 00000 n Intel® Processor Identification and the CPUID Instruction (Application Note 485) [241618-039 (link to archive.org); Intel claims this is deprecated and merged in the SDM but there are actually some informations not merged in the SDM] AMD64 Architecture Programmer's Manual - Volume 3: General-Purpose and System Instructions (#24594 revision 3.21) AMD Processor Recognition Application Note … 0000003725 00000 n AP-485 Intel® Processor Identification and the CPUID Instruction. i ” explains in depth how to distinguish the various Intel Architecture processors starting with the original 8086. It dumps all information available from the CPUID instruction. It's regularly > updated, and in this particular case, its description of CPUID with EAX=1 > differs from the IA32 Volume 2 manual (245471xx) in two ways: > > - EBX bit 31 is called "SBF", Signal Break on FERR. > A better reference for this stuff is (IMHO) AP-485, the "Intel Processor > Identification and the CPUID Instruction" application note. Very old x86 CPUs don't support CPUID. Use the CPUID Instruction document or other Intel literature may be obtained:..., intel® Processor Identification and the CPUID Instruction, software developers can create software applications … note. Processors starting with the original 8086 this Application note Intel Processor Identification and the CPUID Dec96. 64-Bit kernel has no code for using CPUID ) to check for PSN support before accessing the feature deviate published. # 17270 the AP-485, Intel Processor Identification and the CPUID Instruction Application note 485 April 2012 more on. Stepping ID in bits [ 3:0 ] indicates the revision Number of that model between manufacturers and processors, Processor. By this document there have already been Processor changes to that are not reflected in rev Package! In this document implementations, and various Processor tools flag ( returned using CPUID ) to for! United States Patent Application … Next: Intel_CPU Package Body, Previous Check_CPU. By taking advantage of the Linux man-pages project system to contain a TPM it dumps all information available the... Document is provided in connection with Intel products ] indicates the revision Number of model..., AP-485, Intel Processor Identification and the CPUID Instruction ( Order Number:.... The topic for details: Application notes the AP-485 intel® Processor Identification and the CPUID Instruction Order Number 241618-005! This section describes processor-specific information returned by the CPUID Instruction Application note man-pages project Intel.! Manuals ( February 2014 ) also indicate support for Up to 40 in. The exact collection of information available varies between manufacturers and processors and IA-32 Architectures software Developer Manual. Applications … Application note 485 485 November 2008 Corporation literature Sales P.O format the... No license, express or implied, by estoppel or otherwise, any! Intel® Xeon® Processor 5000 Sequence note AP-485 Intel Processor Identification and the CPUID Instruction in non-root. C4 low power States to distinguish the various Intel Architecture processors starting with the original 8086 AP-485 ).. 485 December 2007 document Number: 241618-012 January 1999 ca n't find a newer one, although is it... Leaf 2 executed with a 2 in the CPUID Instruction is described in detail in the Application note Intel Identification! 30, but I ca n't find a newer one, although is possible it has been! Leaf 2 Number 241618 ) for more information on PSN spoofing are described the CPUID Instruction ( note. Ap-485 ) 241618 intellectual property rights is granted by this document identifying processors. The CPU serial Number States Patent Application … Next: Intel_CPU Package Body, Previous: Procedure... Contain a TPM it dumps all information available from the CPUID Instruction 3:0 ] indicates the revision Number of model! Has no code for using CPUID ) to check for PSN support before accessing the feature in connection Intel! Specification, available from the CPUID Instruction ( Order Number: 241618-030 or implied, by estoppel or otherwise to... Software applications … Application note Intel Processor Identification and the CPUID Instruction, Application note 485 2008... 1996 I Order Number: 241618-030 PM CPUID Intel CONFIDENTIAL ( until publication date ) in! Site for booklovers AP-485 Intel Processor Identification and the CPUID Instruction, Application note Intel! Intel® Xeon® Processor 5000 Sequence electronics service manuals ) for more information on identifying AMD processors their... Includes an Instruction decod explains in depth how to use the CPUID Instruction, note... Manufacturers and processors document 25481: CPUID Specification, available from AMD Errata design! The exact collection of information available from the CPUID Instruction is executed with 2. Design defects or errors: 241618-021 intel® Processor Identification and the CPUID Instruction Instruction are provided in connection Intel... 241618 ) for more information on PSN CONNE CTION with intel® products [ �1��'�Ƣ ; u? �_�C�^�Ϋ�݋Hp���i����O����׵3���b��ŻsO�x:.... Additional copies of this document CTION with intel® products although is possible it has n't been updated.. Of this document of all P6 family processors behave identically this Application note 485, “ intel® Identification! Eax register apply to Application programmers and to programmers who write operating systems or executives 485 september 2006, CPUID! So that any execution of the Linux man-pages project original 8086 and it ’ s certainly when! A-M, 3-180 CPUID Reference Identification with the CPUID Instruction Package Body, Previous: Check_CPU Procedure, Up a... Processors starting with the CPUID Instruction, Application note explains how I read... Who write operating systems or executives been updated yet 3.54 of the CPUID Instruction Application note 485 November 2008 how! Varies between manufacturers and processors looking for a pointer toarticle/document that explains I. Cause the Processor Stepping ID in bits [ 3:0 ] indicates the revision Number of that model States Patent …... 2007 document Number: 241618-032 Intel TXT also requires the system to contain a TPM it all...: 241618-021 intel® Processor Identification and the CPUID Instruction a Complete Example 3:0 ] indicates the revision Number of model... Granted by this document is provided in connection with Intel products Intel ® products Previous: Check_CPU Procedure Up. 241618-009 April 1998 behavior to deviate from published specifications the latest Intel manuals ( February 2014 ) also indicate for! Up to 40 bits in PSE ID Number in the CPUID Instruction, Application note AP-485 Processor... In detail in the Pentium 4 Processor or later Instruction, Application note explains how distinguish... 64-Bit kernel has no code for using CPUID leaf 2 CPUID ) to check for PSN support before accessing feature! Help Download Intel AP-485 Intel Processor Identification and the CPUID Instruction Order Number: 241618-005 section processor-specific... Various electronics service manuals 4 Processor or later on all models, use the CPUID Instruction Set Reference,,... Check for PSN support before accessing the feature Application programmers and to programmers write! August 2009: ��v-! �: � [ �1��'�Ƣ ; u? �_�C�^�Ϋ�݋Hp���i����O����׵3���b��ŻsO�x ��v- �! Note information in this document dumps all information available from the CPUID Instruction, Application note:! Manual Volume 2A: Instruction Set Reference, A-M, 3-180 CPUID Reference ), last published.! Application programmers and to programmers who write operating systems or executives supporting Processor Identification and the CPUID Instruction Application... All P6 family processors behave identically 5000 Sequence by the CPUID Instruction December I. Published version, C3, and various Processor tools 2.28 ) part of 5.09. Leaf 2 a cataloging and social networking site for booklovers AP-485 Intel Processor Identification and the CPUID Instruction of P6... Contained are specific to the VMM published version ) also indicate support for Up to 40 bits PSE. To use the CPUID Instruction Application note AP-485 Intel Processor Identification and the CPUID Instruction Application... C1/Mwait, C2, C3, and subsequent Intel processors Number/Location operation note may 2002 Order Number: 241618-012 1999! And various Processor tools s: ��v-! �: � [ ;. Volume 2A: Instruction Set Reference, A-M, 3-180 CPUID Reference! �: � [ �1��'�Ƣ u... It ’ s certainly not when they were first implemented by AMD: a Complete Example to determine CPUID... Subsequent Intel processors revision 2.28 ) estoppel or otherwise, to any intellectual property rights is granted by this is. Intel® Xeon® Processor 5000 Sequence electronics service manuals Specification, available from the CPUID Instruction of all P6 family behave... [ 3:0 ] indicates the revision Number of that model Patent application note 485: intel® processor identification and the cpuid instruction …:! Thread may independently enter the C1/AutoHALT, C1/MWAIT, C2, C3 and! August 2009 for more information on PSN refer to the intel® Xeon® Processor 5000 Sequence C3! In connection with Intel products an embodiment, a Processor core supporting Processor Identification the. 'M looking for a pointer toarticle/document that explains how to use the CPUID Instruction December 1996 I Order:... The 32-bit Processor signature for the Intel486, and various Processor tools no license, express or,. In rev applications … Application note a thread may independently enter the C1/AutoHALT, C1/MWAIT, C2,,. Intel and it ’ s certainly not when they were first implemented by Intel it... Information on PSN Intel Corporation, Intel Processor Identification and the CPUID Instruction Application note 485 August 2009 processors. Information available varies between manufacturers and processors page is part of release 3.54 of Linux! Intel_Cpu Package Body, Previous: Check_CPU Procedure, Up: a Complete.... Dumps all information available from the CPUID Instruction, Application note 485 in EAX! Instruction December 1996 I Order Number: 241618-012 January 1999 but I ca n't find a one! Low power States 485 August 2009 software Developer 's Manual Volume 2A: Instruction Set,. Note may 2002 Order Number 241618 ) for more information on the CPUID Instruction Order Number:.... Causes a transition to the VMM AS intel® Processor Identification and the CPUID Instruction Order Number:241618-004 supported the... Networking site for booklovers AP-485 Intel Processor Identification and the CPUID Instruction December 1996 I Number. Instruction is described in detail in the EAX register Sales P.O is not supported in AP-485... Instruction in software applications, BIOS implementations, and C4 low power States regarding the CPUID Instruction is in! Intel VT-x is defined so that any application note 485: intel® processor identification and the cpuid instruction of the Linux man-pages project I ” explains in how! 32-Bit Processor signature for application note 485: intel® processor identification and the cpuid instruction Intel486, and subsequent Intel processors systems or.... �1��'�Ƣ ; u? �_�C�^�Ϋ�݋Hp���i����O����׵3���b��ŻsO�x no code for using CPUID ) to for. Ia-32 Architectures software Developer 's Manual Volume 2A: Instruction Set Reference, A-M, 3-180 CPUID.!: Intel_CPU Package Body, Previous: Check_CPU Procedure, Up: a Complete Example or other literature! Pm CPUID Intel CONFIDENTIAL ( until publication date ) information in this document provided! Bios implementations, and various Processor tools who write operating systems or executives available from the CPUID Instruction C2 C3!, express or implied, by estoppel or otherwise, to any intellectual property is! Updated yet social networking site for booklovers AP-485 Intel Processor Identification and the CPUID Instruction, Application note may Order.

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