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. 6/30/98 3:05 PM 24161810.DOC INTEL CONFIDENTIAL (until publication date) Information in this document is provided in connection with Intel products. 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). On all models, use the PSN flag (returned using CPUID) to check for PSN support before accessing the feature. Intel Corporation, Intel Processor Identification and the CPUID Instruction, Application note 485. APPLICATION NOTE AP-485 Intel Processor Identification and the CPUID Instruction Order Number : 241618-009 April 1998. The information seems to indicate the architecture's capabilities, rather than what the particular chip actually does. * $(LI "AMD Processor Recognition Application Note For Processors Prior to AMD * Family 0Fh Processors", Advanced Micro Devices, Rev 3.13 (2005). Intel® Source Code License Agreement. 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 … App Note 485, “Intel® Processor Identification and the CPUID Instruction”. AP-485 Intel® Processor Identification and the CPUID Instruction. after the CPUID instruction is executed with a 2 in the EAX register. These volumes apply to application programmers and to programmers who write operating systems or executives. This application note can be -- -- found on www.intel.com. A thread may independently enter the C1/AutoHALT, C1/MWAIT, C2, C3, and C4 low power states. For more information on identifying AMD processors and their features, see CPUID Specification, available from AMD. This fixes #17523. Please refer to the AP-485 Intel ® Processor Identification and the CPUID Instruction Application Note for further Site Search. 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. In particular, it seems commonplace to claim the presence of multiple hyperthreads when there is only one. * $(LI "AMD Geode(TM) GX Processors … AP-485 APPLICATION NOTE June 2001 Order Number: 241618-018 Intel Processor Identification and the CPUID Instruction. 2 application note information in this document is provided in connection with intel® products. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. Intel Corporation, Intel 64 and IA-32 Architectures Software Developer's Manual, Volume 2A: Instruction Set Reference, A-M, 3-180 CPUID reference. COLOPHON top This page is part of release 5.09 of the Linux man-pages project. This license governs use of the accompanying software. 2 application note information in this document is provided in connection with intel® products. Many processors have bugs in their microcode for the CPUID instruction, so sometimes the cache information may be incorrect. The Intel® Processor Identification Utility is free software that can identify the specifications of your processor. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. This is not certainly when they were first implemented by Intel and it’s certainly not when they were first implemented by AMD. 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 july 2004 document number: 241618-027 r. r 2 application note information in this document is provided in connection with intel® products. AP-485 Intel Processor Identification and the CPUID Instruction Order Number : 241618-011 December 1998 . The code to determine which CPUID subleaves to explore was incorrect in #17270. 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. intel® processor identification and the cpuid instruction application note 485 january 2006 document number: 241618-030 . Very old x86 CPUs don't support CPUID. In an embodiment, a processor includes an instruction decod . intel® AP-485 APPLICATION NOTE Intel Processor Identification and the CPUID Instruction December 1996 I Order Number: 241618-005 . Intel® Xeon® Processor E5-1600/E5-2600/E5-4600 Product Families. United States Patent Application … See AP-485, Intel Processor Identification and the CPUID Instruction (Order Number 241618) and Chapter 13 in the IA-32 Intel Architecture Software Developer's Manual, Volume 1, for more information on identifying earlier IA-32 processors. It displays the Graphics information, Chipset information, Technologies supported by the processor, and more. Intel TXT also requires the system to contain a TPM 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). The latest Intel manuals (February 2014) also indicate support for up to 40 bits in PSE. "Intel(R) Processor Identification and the CPUID Instruction, Application Note 485" (2009). no license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. Intel Corporation, Intel Processor Identification and the CPUID Instruction, Application note 485. intel® processor identification and the cpuid instruction application note 485 august 2009. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. Datasheet Volume One. Disclaimers. Not all operating systems can support dual processors with mixed frequencies. intel® processor identification and the cpuid instruction application note 485 december 2007 document number: 241618-032 . These may cause the processor behavior to deviate from published specifications. You will be notified when there is a new update available. Intel article titled ”Intel® 64 Architecture Processor Topology Enumeration”. 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. This application note explains how to use the CPUID instruction in software applications, BIOS implementations, and various processor tools. 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]. Information in this document is provided in connection with Intel products. 2 application note information in this document is provided in conne ction with intel® products. Can somebody help See AP-485, Intel Processor Identification and the CPUID Instruction (Order Number 241618) for more information on PSN. I'm interested in Assembler code. Embodiments of processors, methods, and systems for a processor core supporting processor identification instruction spoofing are described. 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. This leaf was then described as producing Configuration Parameters, generally, and Cache Size and Format Information where the documentation gets to the details. 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. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. • 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 Preface 6 Specification Update Nomenclature Errata are design defects or errors. 1/14/99 2:13 PM CPUID INTEL CONFIDENTIAL (until publication date) Information in this document is provided in connection with Intel products. Application notes. 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