KR101013237B1 - 스트림 레지스터를 이용하여 스누프 요구를 필터링하는방법 및 장치 - Google Patents
스트림 레지스터를 이용하여 스누프 요구를 필터링하는방법 및 장치 Download PDFInfo
- Publication number
- KR101013237B1 KR101013237B1 KR1020077021818A KR20077021818A KR101013237B1 KR 101013237 B1 KR101013237 B1 KR 101013237B1 KR 1020077021818 A KR1020077021818 A KR 1020077021818A KR 20077021818 A KR20077021818 A KR 20077021818A KR 101013237 B1 KR101013237 B1 KR 101013237B1
- Authority
- KR
- South Korea
- Prior art keywords
- snoop
- cache
- register
- address
- stream
- 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.)
- Expired - Fee Related
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Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
- G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
- G06F12/0806—Multiuser, multiprocessor or multiprocessing cache systems
- G06F12/0815—Cache consistency protocols
- G06F12/0831—Cache consistency protocols using a bus scheme, e.g. with bus monitoring or watching means
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
- G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
- G06F12/0806—Multiuser, multiprocessor or multiprocessing cache systems
- G06F12/0815—Cache consistency protocols
- G06F12/0817—Cache consistency protocols using directory methods
- G06F12/0822—Copy directories
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
- G06F13/28—Handling requests for interconnection or transfer for access to input/output bus using burst mode transfer, e.g. direct memory access DMA, cycle steal
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
- G06F2212/50—Control mechanisms for virtual memory, cache or TLB
- G06F2212/507—Control mechanisms for virtual memory, cache or TLB using speculative control
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Memory System Of A Hierarchy Structure (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/093,130 US7392351B2 (en) | 2005-03-29 | 2005-03-29 | Method and apparatus for filtering snoop requests using stream registers |
| US11/093,130 | 2005-03-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20070119653A KR20070119653A (ko) | 2007-12-20 |
| KR101013237B1 true KR101013237B1 (ko) | 2011-02-08 |
Family
ID=37053890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020077021818A Expired - Fee Related KR101013237B1 (ko) | 2005-03-29 | 2006-03-17 | 스트림 레지스터를 이용하여 스누프 요구를 필터링하는방법 및 장치 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US7392351B2 (https=) |
| EP (1) | EP1864224B1 (https=) |
| JP (1) | JP5120850B2 (https=) |
| KR (1) | KR101013237B1 (https=) |
| CN (1) | CN100568206C (https=) |
| WO (1) | WO2006104747A2 (https=) |
Families Citing this family (41)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007031696A1 (en) * | 2005-09-13 | 2007-03-22 | Arm Limited | Cache miss detection in a data processing apparatus |
| US8185724B2 (en) * | 2006-03-03 | 2012-05-22 | Arm Limited | Monitoring values of signals within an integrated circuit |
| US20090031082A1 (en) * | 2006-03-06 | 2009-01-29 | Simon Andrew Ford | Accessing a Cache in a Data Processing Apparatus |
| US20080056230A1 (en) * | 2006-08-29 | 2008-03-06 | Santhanakrishnan Geeyarpuram N | Opportunistic channel unblocking mechanism for ordered channels in a point-to-point interconnect |
| US20080183972A1 (en) * | 2007-01-26 | 2008-07-31 | James Norris Dieffenderfer | Snoop Filtering Using a Snoop Request Cache |
| US7937535B2 (en) * | 2007-02-22 | 2011-05-03 | Arm Limited | Managing cache coherency in a data processing apparatus |
| ATE516542T1 (de) | 2007-10-18 | 2011-07-15 | Nxp Bv | Schaltung und verfahren mit cachekohärenz- belastungssteuerung |
| US7996626B2 (en) * | 2007-12-13 | 2011-08-09 | Dell Products L.P. | Snoop filter optimization |
| JP5206385B2 (ja) * | 2008-12-12 | 2013-06-12 | 日本電気株式会社 | バウンダリ実行制御システム、バウンダリ実行制御方法、及びバウンダリ実行制御プログラム |
| US8447934B2 (en) * | 2010-06-30 | 2013-05-21 | Advanced Micro Devices, Inc. | Reducing cache probe traffic resulting from false data sharing |
| KR101996592B1 (ko) | 2012-06-15 | 2019-07-04 | 인텔 코포레이션 | 명확화 없는 비순차 load store 큐를 갖는 재정렬된 투기적 명령어 시퀀스들 |
| CN104583956B (zh) | 2012-06-15 | 2019-01-04 | 英特尔公司 | 用于实现加载存储重新排序和优化的指令定义 |
| KR101832574B1 (ko) * | 2012-06-15 | 2018-02-26 | 인텔 코포레이션 | 모든 store들이 캐시의 모든 워드들에 대한 검사를 스누핑해야만 하는 것을 방지하기 위해 store들을 필터링하는 방법 및 시스템 |
| EP2862062B1 (en) | 2012-06-15 | 2024-03-06 | Intel Corporation | A virtual load store queue having a dynamic dispatch window with a distributed structure |
| WO2013188705A2 (en) | 2012-06-15 | 2013-12-19 | Soft Machines, Inc. | A virtual load store queue having a dynamic dispatch window with a unified structure |
| EP2862084A4 (en) | 2012-06-15 | 2016-11-30 | Soft Machines Inc | METHOD AND SYSTEM FOR IMPLEMENTING RECOVERY FROM A SPECULATIVE TRANSMISSION OF FAULT FORECASTS / ERRORS DUE TO THE CHANGE AND OPTIMIZATION OF MEMORY LOADS |
| TWI646422B (zh) | 2012-06-15 | 2019-01-01 | 英特爾股份有限公司 | 在處理器中之免消歧義失序載入/儲存佇列方法、微處理器、和非暫態性電腦可讀取儲存媒體 |
| US9274955B2 (en) * | 2012-08-17 | 2016-03-01 | Futurewei Technologies, Inc. | Reduced scalable cache directory |
| US9251073B2 (en) | 2012-12-31 | 2016-02-02 | Intel Corporation | Update mask for handling interaction between fills and updates |
| DE112013001361B4 (de) * | 2013-03-15 | 2023-06-15 | Tahoe Research, Ltd. | System auf einem Chip, Verfahren, maschinenlesbares Medium und System für die Bereitstellung einer Snoop-Filterung zugeordnet mit einem Datenpuffer |
| US9058273B1 (en) | 2013-12-20 | 2015-06-16 | International Business Machines Corporation | Frequency determination across an interface of a data processing system |
| US9639470B2 (en) * | 2014-08-26 | 2017-05-02 | Arm Limited | Coherency checking of invalidate transactions caused by snoop filter eviction in an integrated circuit |
| US9507716B2 (en) * | 2014-08-26 | 2016-11-29 | Arm Limited | Coherency checking of invalidate transactions caused by snoop filter eviction in an integrated circuit |
| US9727466B2 (en) * | 2014-08-26 | 2017-08-08 | Arm Limited | Interconnect and method of managing a snoop filter for an interconnect |
| CN105793832B (zh) * | 2014-09-18 | 2018-12-18 | 上海兆芯集成电路有限公司 | 处理器及其操作方法、以及计算机可读存储介质 |
| KR102485999B1 (ko) * | 2015-07-01 | 2023-01-06 | 삼성전자주식회사 | 마스터-사이드 필터를 포함하는 캐시 코히런트 시스템과 이를 포함하는 데이터 처리 시스템 |
| US9626232B2 (en) * | 2015-07-23 | 2017-04-18 | Arm Limited | Event queue management |
| US10268586B2 (en) * | 2015-12-08 | 2019-04-23 | Via Alliance Semiconductor Co., Ltd. | Processor with programmable prefetcher operable to generate at least one prefetch address based on load requests |
| US9900260B2 (en) | 2015-12-10 | 2018-02-20 | Arm Limited | Efficient support for variable width data channels in an interconnect network |
| US10157133B2 (en) | 2015-12-10 | 2018-12-18 | Arm Limited | Snoop filter for cache coherency in a data processing system |
| US10262721B2 (en) * | 2016-03-10 | 2019-04-16 | Micron Technology, Inc. | Apparatuses and methods for cache invalidate |
| US9990292B2 (en) * | 2016-06-29 | 2018-06-05 | Arm Limited | Progressive fine to coarse grain snoop filter |
| US10346307B2 (en) | 2016-09-28 | 2019-07-09 | Samsung Electronics Co., Ltd. | Power efficient snoop filter design for mobile platform |
| US10621090B2 (en) * | 2017-01-12 | 2020-04-14 | International Business Machines Corporation | Facility for extending exclusive hold of a cache line in private cache |
| US10042766B1 (en) | 2017-02-02 | 2018-08-07 | Arm Limited | Data processing apparatus with snoop request address alignment and snoop response time alignment |
| GB2571538B (en) | 2018-02-28 | 2020-08-19 | Imagination Tech Ltd | Memory interface |
| US10761985B2 (en) * | 2018-08-02 | 2020-09-01 | Xilinx, Inc. | Hybrid precise and imprecise cache snoop filtering |
| CN109582895A (zh) * | 2018-12-04 | 2019-04-05 | 山东浪潮通软信息科技有限公司 | 一种缓存实现方法 |
| US10635591B1 (en) * | 2018-12-05 | 2020-04-28 | Advanced Micro Devices, Inc. | Systems and methods for selectively filtering, buffering, and processing cache coherency probes |
| US10657055B1 (en) * | 2018-12-13 | 2020-05-19 | Arm Limited | Apparatus and method for managing snoop operations |
| US11593273B2 (en) * | 2019-01-30 | 2023-02-28 | Intel Corporation | Management of cache use requests sent to remote cache devices |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030115424A1 (en) | 1997-12-29 | 2003-06-19 | Bachand Derek T. | Snoop blocking for cache coherency |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5014327A (en) * | 1987-06-15 | 1991-05-07 | Digital Equipment Corporation | Parallel associative memory having improved selection and decision mechanisms for recognizing and sorting relevant patterns |
| JP3027843B2 (ja) * | 1993-04-23 | 2000-04-04 | 株式会社日立製作所 | バススヌ−プ方法 |
| US5778424A (en) * | 1993-04-30 | 1998-07-07 | Avsys Corporation | Distributed placement, variable-size cache architecture |
| US5655100A (en) * | 1995-03-31 | 1997-08-05 | Sun Microsystems, Inc. | Transaction activation processor for controlling memory transaction execution in a packet switched cache coherent multiprocessor system |
| US5659710A (en) * | 1995-11-29 | 1997-08-19 | International Business Machines Corporation | Cache coherency method and system employing serially encoded snoop responses |
| US5966729A (en) * | 1997-06-30 | 1999-10-12 | Sun Microsystems, Inc. | Snoop filter for use in multiprocessor computer systems |
| US6272604B1 (en) * | 1999-05-20 | 2001-08-07 | International Business Machines Corporation | Contingent response apparatus and method for maintaining cache coherency |
| US6389517B1 (en) * | 2000-02-25 | 2002-05-14 | Sun Microsystems, Inc. | Maintaining snoop traffic throughput in presence of an atomic operation a first port for a first queue tracks cache requests and a second port for a second queue snoops that have yet to be filtered |
| US6934817B2 (en) * | 2000-03-31 | 2005-08-23 | Intel Corporation | Controlling access to multiple memory zones in an isolated execution environment |
| US6598123B1 (en) * | 2000-06-28 | 2003-07-22 | Intel Corporation | Snoop filter line replacement for reduction of back invalidates in multi-node architectures |
| US6810467B1 (en) * | 2000-08-21 | 2004-10-26 | Intel Corporation | Method and apparatus for centralized snoop filtering |
| US20030131201A1 (en) * | 2000-12-29 | 2003-07-10 | Manoj Khare | Mechanism for efficiently supporting the full MESI (modified, exclusive, shared, invalid) protocol in a cache coherent multi-node shared memory system |
| US7472231B1 (en) * | 2001-09-07 | 2008-12-30 | Netapp, Inc. | Storage area network data cache |
| US6823409B2 (en) * | 2001-09-28 | 2004-11-23 | Hewlett-Packard Development Company, L.P. | Coherency control module for maintaining cache coherency in a multi-processor-bus system |
| US6829665B2 (en) | 2001-09-28 | 2004-12-07 | Hewlett-Packard Development Company, L.P. | Next snoop predictor in a host controller |
| US6842827B2 (en) * | 2002-01-02 | 2005-01-11 | Intel Corporation | Cache coherency arrangement to enhance inbound bandwidth |
| US6857048B2 (en) | 2002-01-17 | 2005-02-15 | Intel Corporation | Pseudo least-recently-used (PLRU) replacement method for a multi-node snoop filter |
| US6959364B2 (en) | 2002-06-28 | 2005-10-25 | Intel Corporation | Partially inclusive snoop filter |
| TW560035B (en) * | 2002-07-05 | 2003-11-01 | Via Tech Inc | Interlayer disposition structure of multi-layer circuit board |
| US7117312B1 (en) * | 2003-11-17 | 2006-10-03 | Sun Microsystems, Inc. | Mechanism and method employing a plurality of hash functions for cache snoop filtering |
| US7308538B2 (en) * | 2004-11-04 | 2007-12-11 | International Business Machines Corporation | Scope-based cache coherence |
| US7475167B2 (en) * | 2005-04-15 | 2009-01-06 | Intel Corporation | Offloading data path functions |
-
2005
- 2005-03-29 US US11/093,130 patent/US7392351B2/en not_active Expired - Fee Related
-
2006
- 2006-03-17 EP EP06739000.5A patent/EP1864224B1/en not_active Expired - Lifetime
- 2006-03-17 JP JP2008504137A patent/JP5120850B2/ja not_active Expired - Fee Related
- 2006-03-17 KR KR1020077021818A patent/KR101013237B1/ko not_active Expired - Fee Related
- 2006-03-17 CN CNB2006800101519A patent/CN100568206C/zh not_active Expired - Fee Related
- 2006-03-17 WO PCT/US2006/010038 patent/WO2006104747A2/en not_active Ceased
-
2008
- 2008-06-11 US US12/137,325 patent/US8135917B2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030115424A1 (en) | 1997-12-29 | 2003-06-19 | Bachand Derek T. | Snoop blocking for cache coherency |
Also Published As
| Publication number | Publication date |
|---|---|
| US7392351B2 (en) | 2008-06-24 |
| WO2006104747A2 (en) | 2006-10-05 |
| JP5120850B2 (ja) | 2013-01-16 |
| US8135917B2 (en) | 2012-03-13 |
| EP1864224A2 (en) | 2007-12-12 |
| US20060224836A1 (en) | 2006-10-05 |
| EP1864224B1 (en) | 2013-05-08 |
| JP2008535093A (ja) | 2008-08-28 |
| CN101189590A (zh) | 2008-05-28 |
| KR20070119653A (ko) | 2007-12-20 |
| EP1864224A4 (en) | 2011-08-10 |
| CN100568206C (zh) | 2009-12-09 |
| US20080244194A1 (en) | 2008-10-02 |
| WO2006104747A3 (en) | 2007-12-21 |
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