CN101636721A - 用于处理未知长度传输的dmac - Google Patents
用于处理未知长度传输的dmac Download PDFInfo
- Publication number
- CN101636721A CN101636721A CN200780044082A CN200780044082A CN101636721A CN 101636721 A CN101636721 A CN 101636721A CN 200780044082 A CN200780044082 A CN 200780044082A CN 200780044082 A CN200780044082 A CN 200780044082A CN 101636721 A CN101636721 A CN 101636721A
- Authority
- CN
- China
- Prior art keywords
- dma
- transferred data
- data count
- register
- control circuit
- 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
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Bus Control (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
Description
Claims (22)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/563,732 | 2006-11-28 | ||
US11/563,732 US7433977B2 (en) | 2006-11-28 | 2006-11-28 | DMAC to handle transfers of unknown lengths |
PCT/EP2007/062728 WO2008065045A2 (en) | 2006-11-28 | 2007-11-23 | Dmac to handle transfers of unknown lengths data |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101636721A true CN101636721A (zh) | 2010-01-27 |
CN101636721B CN101636721B (zh) | 2011-10-26 |
Family
ID=38055494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007800440828A Expired - Fee Related CN101636721B (zh) | 2006-11-28 | 2007-11-23 | 用于处理未知长度传输的dmac |
Country Status (8)
Country | Link |
---|---|
US (1) | US7433977B2 (zh) |
EP (1) | EP2097828B1 (zh) |
CN (1) | CN101636721B (zh) |
AT (1) | ATE478385T1 (zh) |
DE (1) | DE602007008614D1 (zh) |
ES (1) | ES2349488T3 (zh) |
TW (1) | TW200842592A (zh) |
WO (1) | WO2008065045A2 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103514126A (zh) * | 2012-06-26 | 2014-01-15 | 京信通信系统(广州)有限公司 | 一种数据的接收方法、系统以及装置 |
CN104346307A (zh) * | 2013-07-26 | 2015-02-11 | 英飞凌科技股份有限公司 | 用于直接存储器访问传输的系统和方法 |
CN104516835A (zh) * | 2013-09-26 | 2015-04-15 | 英飞凌科技股份有限公司 | 总线系统和用于受保护地访问存储器的方法 |
CN104717433A (zh) * | 2015-03-27 | 2015-06-17 | 电子科技大学 | 一种用于视频流信号处理系统的分布式传输装置 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7831746B2 (en) * | 2007-03-13 | 2010-11-09 | Sgi International, Inc. | Direct memory access engine for data transfers |
US8166212B2 (en) * | 2007-06-26 | 2012-04-24 | Xerox Corporation | Predictive DMA data transfer |
DE102007029833B4 (de) * | 2007-06-28 | 2019-03-28 | Texas Instruments Deutschland Gmbh | Mikrocontroller mit Datenmodifikationsmodul und System umfassend ein Datenmodifikationsmodul |
US20090089515A1 (en) * | 2007-10-02 | 2009-04-02 | Qualcomm Incorporated | Memory Controller for Performing Memory Block Initialization and Copy |
US8904058B2 (en) * | 2011-05-27 | 2014-12-02 | International Business Machines Corporation | Selecting direct memory access engines in an adaptor input/output (I/O) requests received at the adaptor |
CN104040510B (zh) * | 2011-12-21 | 2017-05-17 | 英特尔公司 | 具备安全的直接存储器访问的计算设备及相应方法 |
US9430563B2 (en) | 2012-02-02 | 2016-08-30 | Xerox Corporation | Document processing employing probabilistic topic modeling of documents represented as text words transformed to a continuous space |
US10877911B1 (en) * | 2016-03-30 | 2020-12-29 | Amazon Technologies, Inc. | Pattern generation using a direct memory access engine |
FR3094507A1 (fr) | 2019-03-29 | 2020-10-02 | Stmicroelectronics (Grenoble 2) Sas | Accès direct en mémoire |
US11099966B2 (en) * | 2020-01-09 | 2021-08-24 | International Business Machines Corporation | Efficient generation of instrumentation data for direct memory access operations |
US11620246B1 (en) * | 2022-05-24 | 2023-04-04 | Ambiq Micro, Inc. | Enhanced peripheral processing system to optimize power consumption |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5151999A (en) * | 1986-03-31 | 1992-09-29 | Wang Laboratories, Inc. | Serial communications controller for transfer of successive data frames with storage of supplemental data and word counts |
US4942515A (en) * | 1986-03-31 | 1990-07-17 | Wang Laboratories, Inc. | Serial communications controller with FIFO register for storing supplemental data and counter for counting number of words within each transferred frame |
JP2528879B2 (ja) | 1987-05-27 | 1996-08-28 | 株式会社日立製作所 | 通信処理装置 |
JP2520905B2 (ja) | 1987-05-27 | 1996-07-31 | 株式会社日立製作所 | シリアル通信制御装置 |
CA2022073A1 (en) | 1989-10-11 | 1991-04-12 | Arthur Jacob Heimsoth | Apparatus and method for receiving serial communication status data with a dma controller |
US5333294A (en) * | 1990-10-09 | 1994-07-26 | Compaq Computer Corporation | Configurable data width direct memory access device with a read address counter and a write address counter which increments the addresses based on the desired data transfer width |
US5828856A (en) * | 1994-01-28 | 1998-10-27 | Apple Computer, Inc. | Dual bus concurrent multi-channel direct memory access controller and method |
US5568614A (en) * | 1994-07-29 | 1996-10-22 | International Business Machines Corporation | Data streaming between peer subsystems of a computer system |
US5761453A (en) * | 1995-12-07 | 1998-06-02 | Apple Computer, Inc. | Method and system for increasing the throughput of serial data in a computer system |
US6154793A (en) * | 1997-04-30 | 2000-11-28 | Zilog, Inc. | DMA with dynamically assigned channels, flexible block boundary notification and recording, type code checking and updating, commands, and status reporting |
US6275948B1 (en) * | 1997-11-14 | 2001-08-14 | Agere Systems Guardian Corp. | Processor powerdown operation using intermittent bursts of instruction clock |
US6199121B1 (en) * | 1998-08-07 | 2001-03-06 | Oak Technology, Inc. | High speed dynamic chaining of DMA operations without suspending a DMA controller or incurring race conditions |
US6253261B1 (en) * | 1998-10-21 | 2001-06-26 | 3Dlabs Inc., Ltd. | System and method for direct memory access in a computer system |
US6629164B1 (en) * | 1999-11-10 | 2003-09-30 | Digi International Inc. | Character counter and match registers in a serial interface |
US6658503B1 (en) | 1999-12-07 | 2003-12-02 | Texas Instruments Incorporated | Parallel transfer size calculation and annulment determination in transfer controller with hub and ports |
US6622183B1 (en) * | 2000-03-21 | 2003-09-16 | Lsi Logic Corporation | Data transmission buffer having frame counter feedback for re-transmitting aborted data frames |
JP2002073527A (ja) * | 2000-08-25 | 2002-03-12 | Rohm Co Ltd | Dmaコントローラ |
JP2003114864A (ja) * | 2001-10-04 | 2003-04-18 | Hitachi Ltd | データ転送制御回路 |
JP2003141057A (ja) * | 2001-11-06 | 2003-05-16 | Mitsubishi Electric Corp | Dma転送制御回路 |
JP4749657B2 (ja) * | 2003-03-20 | 2011-08-17 | パナソニック株式会社 | Dma制御装置 |
-
2006
- 2006-11-28 US US11/563,732 patent/US7433977B2/en not_active Expired - Fee Related
-
2007
- 2007-11-23 CN CN2007800440828A patent/CN101636721B/zh not_active Expired - Fee Related
- 2007-11-23 ES ES07822831T patent/ES2349488T3/es active Active
- 2007-11-23 EP EP07822831A patent/EP2097828B1/en not_active Not-in-force
- 2007-11-23 DE DE602007008614T patent/DE602007008614D1/de active Active
- 2007-11-23 AT AT07822831T patent/ATE478385T1/de not_active IP Right Cessation
- 2007-11-23 WO PCT/EP2007/062728 patent/WO2008065045A2/en active Search and Examination
- 2007-11-27 TW TW096145028A patent/TW200842592A/zh unknown
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103514126A (zh) * | 2012-06-26 | 2014-01-15 | 京信通信系统(广州)有限公司 | 一种数据的接收方法、系统以及装置 |
CN103514126B (zh) * | 2012-06-26 | 2016-07-20 | 京信通信系统(广州)有限公司 | 一种数据的接收方法、系统以及装置 |
CN104346307A (zh) * | 2013-07-26 | 2015-02-11 | 英飞凌科技股份有限公司 | 用于直接存储器访问传输的系统和方法 |
CN104346307B (zh) * | 2013-07-26 | 2017-08-18 | 英飞凌科技股份有限公司 | 用于直接存储器访问传输的系统和方法 |
CN104516835A (zh) * | 2013-09-26 | 2015-04-15 | 英飞凌科技股份有限公司 | 总线系统和用于受保护地访问存储器的方法 |
CN104516835B (zh) * | 2013-09-26 | 2018-06-22 | 英飞凌科技股份有限公司 | 总线系统和用于受保护地访问存储器的方法 |
CN104717433A (zh) * | 2015-03-27 | 2015-06-17 | 电子科技大学 | 一种用于视频流信号处理系统的分布式传输装置 |
Also Published As
Publication number | Publication date |
---|---|
EP2097828A2 (en) | 2009-09-09 |
CN101636721B (zh) | 2011-10-26 |
ATE478385T1 (de) | 2010-09-15 |
DE602007008614D1 (de) | 2010-09-30 |
US20080126612A1 (en) | 2008-05-29 |
US7433977B2 (en) | 2008-10-07 |
WO2008065045A2 (en) | 2008-06-05 |
WO2008065045A3 (en) | 2008-08-07 |
EP2097828B1 (en) | 2010-08-18 |
TW200842592A (en) | 2008-11-01 |
ES2349488T3 (es) | 2011-01-04 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: OPTIS WIRELESS TECHNOLOGY LLC Free format text: FORMER OWNER: CLUSTER CO., LTD. Effective date: 20150424 Owner name: CLUSTER CO., LTD. Free format text: FORMER OWNER: LM ERICSSON TELEPHONE CO., LTD. Effective date: 20150424 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150424 Address after: Texas, USA Patentee after: Telefonaktiebolaget LM Ericsson (publ) Address before: Delaware Patentee before: Clastres LLC Effective date of registration: 20150424 Address after: Delaware Patentee after: Clastres LLC Address before: Stockholm Patentee before: Telefonaktiebolaget LM Ericsson (publ) |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111026 Termination date: 20171123 |