DE69900477T2 - Komprimierung und dekomprimierung von daten und zustände einer seriellen anschlussstelle, unter verwendung von direktem speicherzugriff - Google Patents

Komprimierung und dekomprimierung von daten und zustände einer seriellen anschlussstelle, unter verwendung von direktem speicherzugriff

Info

Publication number
DE69900477T2
DE69900477T2 DE69900477T DE69900477T DE69900477T2 DE 69900477 T2 DE69900477 T2 DE 69900477T2 DE 69900477 T DE69900477 T DE 69900477T DE 69900477 T DE69900477 T DE 69900477T DE 69900477 T2 DE69900477 T2 DE 69900477T2
Authority
DE
Germany
Prior art keywords
data
dma
destination
block
source
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 - Lifetime
Application number
DE69900477T
Other languages
German (de)
English (en)
Other versions
DE69900477D1 (de
Inventor
A. Spilo
D. Typaldos
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GlobalFoundries Inc
Original Assignee
Advanced Micro Devices Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Advanced Micro Devices Inc filed Critical Advanced Micro Devices Inc
Application granted granted Critical
Publication of DE69900477D1 publication Critical patent/DE69900477D1/de
Publication of DE69900477T2 publication Critical patent/DE69900477T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Information Transfer Systems (AREA)
  • Bus Control (AREA)
DE69900477T 1998-06-01 1999-03-01 Komprimierung und dekomprimierung von daten und zustände einer seriellen anschlussstelle, unter verwendung von direktem speicherzugriff Expired - Lifetime DE69900477T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/088,133 US6385670B1 (en) 1998-06-01 1998-06-01 Data compression or decompressions during DMA transfer between a source and a destination by independently controlling the incrementing of a source and a destination address registers
PCT/US1999/004610 WO1999063447A1 (en) 1998-06-01 1999-03-01 Compression and decompression of serial port data and status using direct memory access

Publications (2)

Publication Number Publication Date
DE69900477D1 DE69900477D1 (de) 2001-12-20
DE69900477T2 true DE69900477T2 (de) 2002-07-18

Family

ID=22209549

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69900477T Expired - Lifetime DE69900477T2 (de) 1998-06-01 1999-03-01 Komprimierung und dekomprimierung von daten und zustände einer seriellen anschlussstelle, unter verwendung von direktem speicherzugriff

Country Status (6)

Country Link
US (1) US6385670B1 (enExample)
EP (1) EP1082666B1 (enExample)
JP (1) JP2002517820A (enExample)
KR (1) KR100546085B1 (enExample)
DE (1) DE69900477T2 (enExample)
WO (1) WO1999063447A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6816921B2 (en) 2000-09-08 2004-11-09 Texas Instruments Incorporated Micro-controller direct memory access (DMA) operation with adjustable word size transfers and address alignment/incrementing
US7861073B2 (en) * 2007-01-03 2010-12-28 Apple Inc. On-chip decompression engine
US10275375B2 (en) * 2013-03-10 2019-04-30 Mellanox Technologies, Ltd. Network interface controller with compression capabilities
US12066955B2 (en) * 2021-05-19 2024-08-20 Hughes Network Systems, Llc System and method for enhancing throughput during data transfer

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5208915A (en) * 1982-11-09 1993-05-04 Siemens Aktiengesellschaft Apparatus for the microprogram control of information transfer and a method for operating the same
US4700391A (en) * 1983-06-03 1987-10-13 The Variable Speech Control Company ("Vsc") Method and apparatus for pitch controlled voice signal processing
US4642791A (en) * 1983-09-15 1987-02-10 Pitney Bowes Inc. Interface for mailing system peripheral devices
US4646261A (en) * 1983-09-27 1987-02-24 Motorola Computer Systems, Inc. Local video controller with video memory update detection scanner
JP2539058B2 (ja) * 1989-03-30 1996-10-02 三菱電機株式会社 デ―タプロセッサ
JP2527821B2 (ja) * 1989-09-14 1996-08-28 株式会社日立製作所 デ―タ処理方法及び入出力装置
US4974223A (en) * 1989-09-18 1990-11-27 International Business Machines Corporation Parallel architecture for high speed flag detection and packet identification
JPH04219859A (ja) * 1990-03-12 1992-08-10 Hewlett Packard Co <Hp> 並列プロセッサに直列命令ストリームデータを分散するハードウェアディストリビュータ
DE69128665T2 (de) * 1990-07-20 1998-07-16 Matsushita Electric Ind Co Ltd Datenmischendes Gerät
GB2250615B (en) * 1990-11-21 1995-06-14 Apple Computer Apparatus for performing direct memory access with stride
US5313454A (en) * 1992-04-01 1994-05-17 Stratacom, Inc. Congestion control for cell networks
JPH06133269A (ja) * 1992-09-02 1994-05-13 Pioneer Electron Corp 映像信号記録及び再生装置
FR2716276B1 (fr) * 1994-02-16 1996-05-03 Sgs Thomson Microelectronics Circuit de réorganisation de données.
US5588029A (en) * 1995-01-20 1996-12-24 Lsi Logic Corporation MPEG audio synchronization system using subframe skip and repeat
US5633865A (en) * 1995-03-31 1997-05-27 Netvantage Apparatus for selectively transferring data packets between local area networks
US5737638A (en) 1995-07-14 1998-04-07 International Business Machines Corporation System for determining plurality of data transformations to be performed upon single set of data during single transfer by examining communication data structure
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
US5854640A (en) * 1996-01-02 1998-12-29 Intel Corporation Method and apparatus for byte alignment of video data in a memory of a host system
US5768445A (en) 1996-09-13 1998-06-16 Silicon Graphics, Inc. Compression and decompression scheme performed on shared workstation memory by media coprocessor
US5982373A (en) * 1996-11-12 1999-11-09 Chromatic Research, Inc. Dynamic enhancement/reduction of graphical image data resolution
US5896549A (en) * 1997-02-04 1999-04-20 Advanced Micro Devices, Inc. System for selecting between internal and external DMA request where ASP generates internal request is determined by at least one bit position within configuration register
US5958024A (en) * 1997-08-29 1999-09-28 Advanced Micro Devices, Inc. System having a receive data register for storing at least nine data bits of frame and status bits indicating the status of asynchronous serial receiver
US5944800A (en) * 1997-09-12 1999-08-31 Infineon Technologies Corporation Direct memory access unit having a definable plurality of transfer channels

Also Published As

Publication number Publication date
KR20010052493A (ko) 2001-06-25
EP1082666B1 (en) 2001-11-14
WO1999063447A1 (en) 1999-12-09
JP2002517820A (ja) 2002-06-18
EP1082666A1 (en) 2001-03-14
US6385670B1 (en) 2002-05-07
DE69900477D1 (de) 2001-12-20
KR100546085B1 (ko) 2006-01-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: GLOBALFOUNDRIES INC. MAPLES CORPORATE SERVICES, KY