CN1685321A - 在具有高速缓存的数据处理系统内减少耗用时间的方法与装置 - Google Patents
在具有高速缓存的数据处理系统内减少耗用时间的方法与装置 Download PDFInfo
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- CN1685321A CN1685321A CNA038232529A CN03823252A CN1685321A CN 1685321 A CN1685321 A CN 1685321A CN A038232529 A CNA038232529 A CN A038232529A CN 03823252 A CN03823252 A CN 03823252A CN 1685321 A CN1685321 A CN 1685321A
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- 238000012545 processing Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims description 19
- 238000004891 communication Methods 0.000 claims abstract description 14
- 230000004044 response Effects 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims 2
- 239000000523 sample Substances 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 21
- 238000005516 engineering process Methods 0.000 description 7
- 239000000872 buffer Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
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- 230000007480 spreading Effects 0.000 description 1
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F12/0804—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches with main memory updating
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F12/12—Replacement control
- G06F12/121—Replacement control using replacement algorithms
- G06F12/126—Replacement control using replacement algorithms with special data handling, e.g. priority of data or instructions, handling errors or pinning
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- 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)
Abstract
Description
码 | V信道 | 命令 | 评注/选项 | 包类型 |
000000 | - | NOP | 无包。包含流控制信息。 | 信息 |
000001 | 保留-主机 | |||
000010 | NPC | 闪存 | 闪存已投送的写入 | 请求 |
0000110001xx | 保留-主机 | |||
x01xxxx01xxx | NPC或PC(5位) | 写入(大小) | 写入请求[5]定义请求是否投送:0:未投送1:已投送[2]定义数据长度:0:字节1:双字 | 请求/地址/数据 |
[1]定义频带宽/等待时间请求:0:正常1:等时性的[0]指示是否存取请求主高速缓存相干(若存取不是针对主存储器,则予忽略):0:不相干1:相干 | ||||
01xxxx01xxxx | NPC | 读取(大小) | 读取请求[3]定义用于响应的编次的请求:0:响应不可通过已投送的请求1:响应可通过已投送的请求[2]定义数据长度:0:字节1:双字[1]定义频带宽/等待时间请求:0:正常1:等时性的[0]指示是否存取请求主高速缓存相干(若存取没有针对主存储器,则予忽略):0:不相干1:相干 | 请求/地址 |
100xxx | 保留-I/O | |||
110000 | R | 读取响应 | 读取响应 | 响应/数 |
据 | ||||
110001110010 | 保留-主机 | |||
110011 | R | 目标完成 | 告诉请求的来源目标已完成 | 响应 |
11010x | 保留-主机 | |||
11010x | 保留-主机 | |||
11011x | 保留-I/O | |||
11100x | 保留-主机 | |||
11100x | 保留-主机 | |||
11100x | 保留-主机 | |||
111010 | PC | 广播 | 广播信息 | 请求/地址 |
111011 | 保留-主机 | |||
111100 | PC | 防拦 | 防拦已投送的请求 | 请求 |
111101 | NPC | 极微的RMW | 极微的读取修正写入(RMW) | 请求/地址/数据 |
111110 | 保留-I/O | |||
111111 | 同步/错误 | 链接同步和错误包 | 信息 |
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/261,642 US7062610B2 (en) | 2002-09-30 | 2002-09-30 | Method and apparatus for reducing overhead in a data processing system with a cache |
US10/261,642 | 2002-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1685321A true CN1685321A (zh) | 2005-10-19 |
CN100357915C CN100357915C (zh) | 2007-12-26 |
Family
ID=32030034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB038232529A Expired - Fee Related CN100357915C (zh) | 2002-09-30 | 2003-09-18 | 在具有高速缓存的数据处理系统内减少耗用时间的方法与装置 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7062610B2 (zh) |
EP (1) | EP1546887A2 (zh) |
JP (1) | JP4559861B2 (zh) |
KR (1) | KR101069931B1 (zh) |
CN (1) | CN100357915C (zh) |
AU (1) | AU2003267204A1 (zh) |
TW (1) | TWI322944B (zh) |
WO (1) | WO2004031964A2 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100504816C (zh) * | 2006-08-24 | 2009-06-24 | 国际商业机器公司 | 使高速缓存线暂时无效和重新有效的方法和数据处理系统 |
CN108228484A (zh) * | 2016-12-12 | 2018-06-29 | 英特尔公司 | 针对处理器中的高速缓存利用的无效读取 |
CN110235113A (zh) * | 2017-02-08 | 2019-09-13 | Arm有限公司 | 数据处理 |
Families Citing this family (22)
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US20040019704A1 (en) * | 2002-05-15 | 2004-01-29 | Barton Sano | Multiple processor integrated circuit having configurable packet-based interfaces |
US7155572B2 (en) * | 2003-01-27 | 2006-12-26 | Advanced Micro Devices, Inc. | Method and apparatus for injecting write data into a cache |
US7334102B1 (en) | 2003-05-09 | 2008-02-19 | Advanced Micro Devices, Inc. | Apparatus and method for balanced spinlock support in NUMA systems |
US20050132089A1 (en) * | 2003-12-12 | 2005-06-16 | Octigabay Systems Corporation | Directly connected low latency network and interface |
US20060143402A1 (en) * | 2004-12-23 | 2006-06-29 | Srinivas Chennupaty | Mechanism for processing uncacheable streaming data |
US7437510B2 (en) * | 2005-09-30 | 2008-10-14 | Intel Corporation | Instruction-assisted cache management for efficient use of cache and memory |
US20090037661A1 (en) * | 2007-08-04 | 2009-02-05 | Applied Micro Circuits Corporation | Cache mechanism for managing transient data |
US7861041B2 (en) * | 2007-09-04 | 2010-12-28 | Advanced Micro Devices, Inc. | Second chance replacement mechanism for a highly associative cache memory of a processor |
US7873791B1 (en) * | 2007-09-28 | 2011-01-18 | Emc Corporation | Methods and systems for incorporating improved tail cutting in a prefetch stream in TBC mode for data storage having a cache memory |
JP2009157608A (ja) * | 2007-12-26 | 2009-07-16 | Nec Corp | キャッシュメモリシステムおよびキャッシュメモリ制御方法 |
GB2456924B (en) * | 2008-04-28 | 2012-03-07 | Ibm | Method, apparatus, computer program product and data processing program of controlling cache usage in a computer system |
US8185695B2 (en) * | 2008-06-30 | 2012-05-22 | Advanced Micro Devices, Inc. | Snoop filtering mechanism |
US9785462B2 (en) | 2008-12-30 | 2017-10-10 | Intel Corporation | Registering a user-handler in hardware for transactional memory event handling |
US8627017B2 (en) * | 2008-12-30 | 2014-01-07 | Intel Corporation | Read and write monitoring attributes in transactional memory (TM) systems |
DE102009026961A1 (de) * | 2009-06-16 | 2010-12-23 | Robert Bosch Gmbh | Verfahren zum Übertragen von Daten zwischen Teilnehmerstationen eines Bussystems |
US8751714B2 (en) * | 2010-09-24 | 2014-06-10 | Intel Corporation | Implementing quickpath interconnect protocol over a PCIe interface |
US8683135B2 (en) * | 2010-10-31 | 2014-03-25 | Apple Inc. | Prefetch instruction that ignores a cache hit |
KR102118309B1 (ko) | 2012-09-19 | 2020-06-03 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 양자점/리모트 인광 디스플레이 시스템 개선 |
TWI526966B (zh) | 2013-11-25 | 2016-03-21 | 財團法人資訊工業策進會 | 資料處理裝置及資料處理方法 |
US9792210B2 (en) | 2015-12-22 | 2017-10-17 | Advanced Micro Devices, Inc. | Region probe filter for distributed memory system |
US10042762B2 (en) | 2016-09-14 | 2018-08-07 | Advanced Micro Devices, Inc. | Light-weight cache coherence for data processors with limited data sharing |
US11036658B2 (en) | 2019-01-16 | 2021-06-15 | Advanced Micro Devices, Inc. | Light-weight memory expansion in a coherent memory system |
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US4197580A (en) | 1978-06-08 | 1980-04-08 | Bell Telephone Laboratories, Incorporated | Data processing system including a cache memory |
JPH0354649A (ja) * | 1989-07-24 | 1991-03-08 | Oki Electric Ind Co Ltd | バッファ記憶制御方式 |
JP2695017B2 (ja) * | 1989-11-08 | 1997-12-24 | 富士通株式会社 | データ転送方式 |
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-
2002
- 2002-09-30 US US10/261,642 patent/US7062610B2/en not_active Expired - Fee Related
-
2003
- 2003-09-18 AU AU2003267204A patent/AU2003267204A1/en not_active Abandoned
- 2003-09-18 CN CNB038232529A patent/CN100357915C/zh not_active Expired - Fee Related
- 2003-09-18 EP EP03749675A patent/EP1546887A2/en not_active Withdrawn
- 2003-09-18 KR KR1020057005444A patent/KR101069931B1/ko not_active IP Right Cessation
- 2003-09-18 JP JP2004541549A patent/JP4559861B2/ja not_active Expired - Fee Related
- 2003-09-18 WO PCT/US2003/028934 patent/WO2004031964A2/en active Application Filing
- 2003-09-30 TW TW092126959A patent/TWI322944B/zh not_active IP Right Cessation
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100504816C (zh) * | 2006-08-24 | 2009-06-24 | 国际商业机器公司 | 使高速缓存线暂时无效和重新有效的方法和数据处理系统 |
CN108228484A (zh) * | 2016-12-12 | 2018-06-29 | 英特尔公司 | 针对处理器中的高速缓存利用的无效读取 |
CN110235113A (zh) * | 2017-02-08 | 2019-09-13 | Arm有限公司 | 数据处理 |
CN110235113B (zh) * | 2017-02-08 | 2023-11-14 | Arm有限公司 | 存储器控制器和用于数据处理的系统和方法 |
Also Published As
Publication number | Publication date |
---|---|
US7062610B2 (en) | 2006-06-13 |
TWI322944B (en) | 2010-04-01 |
WO2004031964A3 (en) | 2004-10-28 |
KR20050046814A (ko) | 2005-05-18 |
JP2006501568A (ja) | 2006-01-12 |
JP4559861B2 (ja) | 2010-10-13 |
WO2004031964A2 (en) | 2004-04-15 |
TW200407709A (en) | 2004-05-16 |
EP1546887A2 (en) | 2005-06-29 |
CN100357915C (zh) | 2007-12-26 |
US20040064651A1 (en) | 2004-04-01 |
AU2003267204A8 (en) | 2004-04-23 |
AU2003267204A1 (en) | 2004-04-23 |
KR101069931B1 (ko) | 2011-10-05 |
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