JP2004531837A5 - - Google Patents

Download PDF

Info

Publication number
JP2004531837A5
JP2004531837A5 JP2003509326A JP2003509326A JP2004531837A5 JP 2004531837 A5 JP2004531837 A5 JP 2004531837A5 JP 2003509326 A JP2003509326 A JP 2003509326A JP 2003509326 A JP2003509326 A JP 2003509326A JP 2004531837 A5 JP2004531837 A5 JP 2004531837A5
Authority
JP
Japan
Prior art keywords
cache
instruction
bit
byte
stored
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2003509326A
Other languages
English (en)
Japanese (ja)
Other versions
JP2004531837A (ja
JP4170216B2 (ja
Filing date
Publication date
Priority claimed from US09/892,328 external-priority patent/US6804799B2/en
Application filed filed Critical
Publication of JP2004531837A publication Critical patent/JP2004531837A/ja
Publication of JP2004531837A5 publication Critical patent/JP2004531837A5/ja
Application granted granted Critical
Publication of JP4170216B2 publication Critical patent/JP4170216B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP2003509326A 2001-06-26 2002-04-02 レベル2キャッシュへのeccビットおよびプリデコードビットの記憶を追跡するためのタイプビットの使用 Expired - Fee Related JP4170216B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/892,328 US6804799B2 (en) 2001-06-26 2001-06-26 Using type bits to track storage of ECC and predecode bits in a level two cache
PCT/US2002/012768 WO2003003218A1 (en) 2001-06-26 2002-04-02 Using type bits to track storage of ecc and predecode bits in a level two cache

Publications (3)

Publication Number Publication Date
JP2004531837A JP2004531837A (ja) 2004-10-14
JP2004531837A5 true JP2004531837A5 (https=) 2006-01-05
JP4170216B2 JP4170216B2 (ja) 2008-10-22

Family

ID=25399796

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003509326A Expired - Fee Related JP4170216B2 (ja) 2001-06-26 2002-04-02 レベル2キャッシュへのeccビットおよびプリデコードビットの記憶を追跡するためのタイプビットの使用

Country Status (8)

Country Link
US (1) US6804799B2 (https=)
EP (1) EP1399824B1 (https=)
JP (1) JP4170216B2 (https=)
KR (1) KR100884351B1 (https=)
CN (1) CN1287292C (https=)
DE (1) DE60223023T2 (https=)
TW (1) TW583541B (https=)
WO (1) WO2003003218A1 (https=)

Families Citing this family (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6751707B2 (en) * 2002-05-06 2004-06-15 Sony Computer Entertainment Inc. Methods and apparatus for controlling a cache memory
US7437593B2 (en) * 2003-07-14 2008-10-14 International Business Machines Corporation Apparatus, system, and method for managing errors in prefetched data
US7555703B2 (en) * 2004-06-17 2009-06-30 Intel Corporation Method and apparatus for reducing false error detection in a microprocessor
US7386756B2 (en) * 2004-06-17 2008-06-10 Intel Corporation Reducing false error detection in a microprocessor by tracking instructions neutral to errors
JP4673584B2 (ja) * 2004-07-29 2011-04-20 富士通株式会社 キャッシュメモリ装置、演算処理装置及びキャッシュメモリ装置の制御方法
US7415638B2 (en) * 2004-11-22 2008-08-19 Qualcomm Incorporated Pre-decode error handling via branch correction
US7421568B2 (en) * 2005-03-04 2008-09-02 Qualcomm Incorporated Power saving methods and apparatus to selectively enable cache bits based on known processor state
US8020047B2 (en) * 2006-01-17 2011-09-13 Xyratex Technology Limited Method and apparatus for managing storage of data
US8065555B2 (en) * 2006-02-28 2011-11-22 Intel Corporation System and method for error correction in cache units
US7337272B2 (en) * 2006-05-01 2008-02-26 Qualcomm Incorporated Method and apparatus for caching variable length instructions
US7962725B2 (en) 2006-05-04 2011-06-14 Qualcomm Incorporated Pre-decoding variable length instructions
US7644233B2 (en) * 2006-10-04 2010-01-05 International Business Machines Corporation Apparatus and method for supporting simultaneous storage of trace and standard cache lines
US7945763B2 (en) * 2006-12-13 2011-05-17 International Business Machines Corporation Single shared instruction predecoder for supporting multiple processors
US8001361B2 (en) * 2006-12-13 2011-08-16 International Business Machines Corporation Structure for a single shared instruction predecoder for supporting multiple processors
US20080148020A1 (en) * 2006-12-13 2008-06-19 Luick David A Low Cost Persistent Instruction Predecoded Issue and Dispatcher
US20080256419A1 (en) * 2007-04-13 2008-10-16 Microchip Technology Incorporated Configurable Split Storage of Error Detecting and Correcting Codes
US8055975B2 (en) * 2007-06-05 2011-11-08 Apple Inc. Combined single error correction/device kill detection code
FR2924836B1 (fr) * 2007-12-11 2010-12-24 Commissariat Energie Atomique Dispositif de service de fiabilite, systeme et procede electroniques mettant en oeuvre au moins un tel dispositif et produit de programme informatique permettant de mettre en oeuvre un tel procede.
US7814300B2 (en) 2008-04-30 2010-10-12 Freescale Semiconductor, Inc. Configurable pipeline to process an operation at alternate pipeline stages depending on ECC/parity protection mode of memory access
US20090276587A1 (en) * 2008-04-30 2009-11-05 Moyer William C Selectively performing a single cycle write operation with ecc in a data processing system
JP5202130B2 (ja) * 2008-06-24 2013-06-05 株式会社東芝 キャッシュメモリ、コンピュータシステム、及びメモリアクセス方法
US8356239B2 (en) * 2008-09-05 2013-01-15 Freescale Semiconductor, Inc. Selective cache way mirroring
US8145985B2 (en) 2008-09-05 2012-03-27 Freescale Semiconductor, Inc. Error detection schemes for a unified cache in a data processing system
US8291305B2 (en) * 2008-09-05 2012-10-16 Freescale Semiconductor, Inc. Error detection schemes for a cache in a data processing system
US8181005B2 (en) * 2008-09-05 2012-05-15 Advanced Micro Devices, Inc. Hybrid branch prediction device with sparse and dense prediction caches
US8316186B2 (en) * 2008-09-20 2012-11-20 Freescale Semiconductor, Inc. Method and apparatus for managing cache reliability based on an associated error rate
US8364896B2 (en) * 2008-09-20 2013-01-29 Freescale Semiconductor, Inc. Method and apparatus for configuring a unified cache based on an associated error rate
US8117497B1 (en) * 2008-11-17 2012-02-14 Xilinx, Inc. Method and apparatus for error upset detection and correction
KR101042197B1 (ko) * 2008-12-30 2011-06-20 (주)인디링스 메모리 컨트롤러 및 메모리 관리 방법
US8266498B2 (en) * 2009-03-31 2012-09-11 Freescale Semiconductor, Inc. Implementation of multiple error detection schemes for a cache
JP4865016B2 (ja) * 2009-08-27 2012-02-01 株式会社東芝 プロセッサ
JP5325159B2 (ja) * 2010-05-12 2013-10-23 インターナショナル・ビジネス・マシーンズ・コーポレーション ファイルリストを抽出してクライアントにて表示するファイルサーバ、クライアントにて表示する方法及びファイルサーバで実行することが可能なコンピュータプログラム
CN102346715B (zh) * 2010-07-30 2014-05-28 国际商业机器公司 保护内存中应用程序的方法、内存控制器和处理器
CN102012872B (zh) * 2010-11-24 2012-05-02 烽火通信科技股份有限公司 一种用于嵌入式系统的二级缓存控制方法及装置
JP4862100B1 (ja) * 2011-03-25 2012-01-25 好一 北岸 中央演算処理装置及びマイクロコンピュータ
US8516225B2 (en) 2011-03-25 2013-08-20 Koichi Kitagishi Central processing unit and microcontroller
KR101178293B1 (ko) 2011-03-25 2012-08-29 마사미 후쿠시마 중앙 처리 장치 및 마이크로컨트롤러
KR101788737B1 (ko) 2011-05-12 2017-10-24 에스케이하이닉스 주식회사 반도체 시스템
US8572441B2 (en) * 2011-08-05 2013-10-29 Oracle International Corporation Maximizing encodings of version control bits for memory corruption detection
EP3382556A1 (en) 2011-09-30 2018-10-03 INTEL Corporation Memory channel that supports near memory and far memory access
CN107608910B (zh) 2011-09-30 2021-07-02 英特尔公司 用于实现具有不同操作模式的多级存储器分级结构的设备和方法
CN103946812B (zh) 2011-09-30 2017-06-09 英特尔公司 用于实现多级别存储器分级体系的设备和方法
EP2761480A4 (en) 2011-09-30 2015-06-24 Intel Corp APPARATUS AND METHOD FOR IMPLEMENTING MULTINIVE MEMORY HIERARCHY ON COMMON MEMORY CHANNELS
US9112537B2 (en) 2011-12-22 2015-08-18 Intel Corporation Content-aware caches for reliability
US9043559B2 (en) 2012-10-23 2015-05-26 Oracle International Corporation Block memory engine with memory corruption detection
CN102968355A (zh) * 2012-11-13 2013-03-13 浪潮电子信息产业股份有限公司 一种基于Intel-Brickland-EX平台的内存纠错方法
US20140244932A1 (en) * 2013-02-27 2014-08-28 Advanced Micro Devices, Inc. Method and apparatus for caching and indexing victim pre-decode information
US9348598B2 (en) 2013-04-23 2016-05-24 Arm Limited Data processing apparatus and method for pre-decoding instructions to be executed by processing circuitry
US9021334B2 (en) * 2013-05-01 2015-04-28 Apple Inc. Calculation of analog memory cell readout parameters using code words stored over multiple memory dies
JP6140093B2 (ja) * 2014-03-18 2017-05-31 株式会社東芝 キャッシュメモリ、誤り訂正回路およびプロセッサシステム
US9672298B2 (en) 2014-05-01 2017-06-06 Oracle International Corporation Precise excecution of versioned store instructions
US9195593B1 (en) 2014-09-27 2015-11-24 Oracle International Corporation Hardware assisted object memory migration
US10210107B2 (en) * 2014-10-29 2019-02-19 Hewlett Packard Enterprise Development Lp Trans-fabric instruction set for a communication fabric
US10795681B2 (en) * 2014-12-23 2020-10-06 Intel Corporation Instruction length decoding
CN105938447B (zh) * 2015-03-06 2018-12-14 华为技术有限公司 数据备份装置及方法
JP6158265B2 (ja) 2015-09-16 2017-07-05 株式会社東芝 キャッシュメモリシステム
TWI569279B (zh) 2015-10-15 2017-02-01 財團法人工業技術研究院 記憶體保護裝置與方法
CN106445720A (zh) * 2016-10-11 2017-02-22 郑州云海信息技术有限公司 一种内存错误恢复方法和装置
US10268581B2 (en) * 2017-04-05 2019-04-23 Arm Limited Cache hierarchy management
US10291258B2 (en) 2017-05-25 2019-05-14 Advanced Micro Devices, Inc. Error correcting code for correcting single symbol errors and detecting double bit errors
KR102490104B1 (ko) 2017-10-30 2023-01-19 삼성전자주식회사 데이터 보호를 사용하는 인-밴드 메모리에 액세스하기 위한 장치 및 방법
US20190265976A1 (en) * 2018-02-23 2019-08-29 Yuly Goryavskiy Additional Channel for Exchanging Useful Information
US11119909B2 (en) 2018-12-11 2021-09-14 Texas Instmments Incorporated Method and system for in-line ECC protection
EP3683679B1 (en) 2019-01-15 2026-03-18 ARM Limited Checksum generation
CN110311772A (zh) * 2019-06-15 2019-10-08 上海来远电子科技有限公司 一种可编程加解密方法及其系统
US11334491B1 (en) * 2020-11-18 2022-05-17 Centaur Technology, Inc. Side cache array for greater fetch bandwidth
US11749333B2 (en) * 2020-12-10 2023-09-05 SK Hynix Inc. Memory system
KR102878491B1 (ko) * 2021-12-22 2025-10-30 삼성전자주식회사 메모리 시스템 및 이의 동작 방법
KR102664239B1 (ko) 2023-10-06 2024-05-08 위더맥스(주) Ecc 가변 적용 장치 및 방법

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4747043A (en) 1984-02-10 1988-05-24 Prime Computer, Inc. Multiprocessor cache coherence system
JPS62151971A (ja) 1985-12-25 1987-07-06 Nec Corp マイクロ・プロセツサ装置
US5214769A (en) 1987-12-24 1993-05-25 Fujitsu Limited Multiprocessor control system
US5265004A (en) 1991-10-15 1993-11-23 Allen-Bradley Company, Inc. Sequence controller with combinatorial Boolean logic
EP0651321B1 (en) 1993-10-29 2001-11-14 Advanced Micro Devices, Inc. Superscalar microprocessors
US5689672A (en) 1993-10-29 1997-11-18 Advanced Micro Devices, Inc. Pre-decoded instruction cache and method therefor particularly suitable for variable byte-length instructions
US5721854A (en) 1993-11-02 1998-02-24 International Business Machines Corporation Method and apparatus for dynamic conversion of computer instructions
US5604753A (en) * 1994-01-04 1997-02-18 Intel Corporation Method and apparatus for performing error correction on data from an external memory
US6161208A (en) * 1994-05-06 2000-12-12 International Business Machines Corporation Storage subsystem including an error correcting cache and means for performing memory to memory transfers
US5752264A (en) 1995-03-31 1998-05-12 International Business Machines Corporation Computer architecture incorporating processor clusters and hierarchical cache memories
US5828895A (en) 1995-09-20 1998-10-27 International Business Machines Corporation Methods and system for predecoding instructions in a superscalar data processing system
US5819067A (en) 1996-02-23 1998-10-06 Advanced Micro Devices, Inc. Computer system configured to translate a computer program into a second computer program prior to executing the computer program
US5748978A (en) 1996-05-17 1998-05-05 Advanced Micro Devices, Inc. Byte queue divided into multiple subqueues for optimizing instruction selection logic
US6115795A (en) * 1997-08-06 2000-09-05 International Business Machines Corporation Method and apparatus for configurable multiple level cache with coherency in a multiprocessor system
US5951671A (en) 1997-12-18 1999-09-14 Advanced Micro Devices, Inc. Sharing instruction predecode information in a multiprocessor system
US6108753A (en) * 1998-03-31 2000-08-22 International Business Machines Corporation Cache error retry technique
US6092182A (en) 1998-06-24 2000-07-18 Advanced Micro Devices, Inc. Using ECC/parity bits to store predecode information

Similar Documents

Publication Publication Date Title
JP2004531837A5 (https=)
EP3566138B1 (en) Transaction identification synchronization
US9377960B2 (en) System and method of using stripes for recovering data in a flash storage system
US8560881B2 (en) FLASH-based memory system with static or variable length page stripes including data protection information and auxiliary protection stripes
CN112867993B (zh) 用于嵌入式ecc保护的方法及系统
CN103137215B (zh) 向存储器提供低延时错误纠正码能力
JP4734033B2 (ja) 記憶装置
EP2297641B1 (en) Efficient in-band reliability with separate cyclic redundancy code frames
US20150186213A1 (en) Data processing system having end-to-end error correction and method therefor
US9384091B2 (en) Error code management in systems permitting partial writes
US20110040926A1 (en) FLASH-based Memory System With Variable Length Page Stripes Including Data Protection Information
JP2007115390A (ja) メモリ機器、データを転送する方法、およびデータを格納する方法
KR950033824A (ko) 하드웨어에 의해 메모리의 ecc에러를 자동적으로 스크러빙하는 방법 및 장치
JP2006107710A (ja) 停電によるプログラムエラーの有無を検出することができる集積回路メモリ装置及び方法
TW200501167A (en) Systems and methods for providing error correction code testing functionality
US20130117632A1 (en) Storage control apparatus
TW201007745A (en) Flash memory allocating method
CN102171658A (zh) 抑制比特错误校验码方案
CN103229243A (zh) 用于在非易失性存储设备中以冗余方式存储数据块的存储控制器和系统
US8250435B2 (en) Memory error detection and/or correction
JP6342013B2 (ja) 不揮発性メモリ・アレイを含むデータ・ストレージ・システムを動作させるための方法、システム及びコンピュータ・プログラム
JP2005508548A (ja) 非ファミリの2ビットエラー検出を伴ったファミリの訂正
JP4751037B2 (ja) メモリカード
WO2008051385A2 (en) Data allocation in memory chips
JP2004159333A (ja) 巡回冗長検査(crc)符号を用いたデータを交換するための構成、ならびにデータバス上で交換されているデータからcrc符号を自動的に生成するための方法および装置