DE69427334T2 - Direktspeicherzugriffssteuerung - Google Patents
DirektspeicherzugriffssteuerungInfo
- Publication number
- DE69427334T2 DE69427334T2 DE69427334T DE69427334T DE69427334T2 DE 69427334 T2 DE69427334 T2 DE 69427334T2 DE 69427334 T DE69427334 T DE 69427334T DE 69427334 T DE69427334 T DE 69427334T DE 69427334 T2 DE69427334 T2 DE 69427334T2
- Authority
- DE
- Germany
- Prior art keywords
- memory access
- access controller
- direct memory
- direct
- controller
- 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
Links
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
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Bus Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/145,375 US5561821A (en) | 1993-10-29 | 1993-10-29 | System for performing I/O access and memory access by driving address of DMA configuration registers and memory address stored therein respectively on local bus |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69427334D1 DE69427334D1 (de) | 2001-07-05 |
DE69427334T2 true DE69427334T2 (de) | 2002-05-02 |
Family
ID=22512823
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69427334T Expired - Lifetime DE69427334T2 (de) | 1993-10-29 | 1994-09-09 | Direktspeicherzugriffssteuerung |
Country Status (4)
Country | Link |
---|---|
US (1) | US5561821A (de) |
EP (1) | EP0653711B1 (de) |
JP (1) | JPH07182276A (de) |
DE (1) | DE69427334T2 (de) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08110886A (ja) * | 1994-10-07 | 1996-04-30 | Ricoh Co Ltd | Dmaコントローラ及びファクシミリ装置 |
JP3581727B2 (ja) * | 1994-11-11 | 2004-10-27 | 株式会社日立製作所 | ディスクアレイコントローラ及びディスクアレイ装置 |
US5835785A (en) * | 1994-11-14 | 1998-11-10 | Motorola, Inc. | Multiplexed three line synchronous/full-duplex asychronous data bus and method therefor |
US5729762A (en) * | 1995-04-21 | 1998-03-17 | Intel Corporation | Input output controller having interface logic coupled to DMA controller and plurality of address lines for carrying control information to DMA agent |
JPH096720A (ja) * | 1995-06-15 | 1997-01-10 | Canon Inc | 情報伝送方法および情報伝送システム |
US5754806A (en) * | 1995-11-03 | 1998-05-19 | Holtek Microelectronics, Inc. | Memory table look-up device and method |
US5758188A (en) * | 1995-11-21 | 1998-05-26 | Quantum Corporation | Synchronous DMA burst transfer protocol having the peripheral device toggle the strobe signal such that data is latched using both edges of the strobe signal |
US5774680A (en) * | 1995-12-11 | 1998-06-30 | Compaq Computer Corporation | Interfacing direct memory access devices to a non-ISA bus |
KR0160193B1 (ko) * | 1995-12-30 | 1998-12-15 | 김광호 | 직접메모리접근 제어장치 |
US5799211A (en) * | 1996-03-22 | 1998-08-25 | General Electric Company | Shift register having latch cell operable in serial-in/parallel-out and parallel-in/serial-out modes in response to a sequence of commands for controlling appropriate switches |
US5905912A (en) * | 1996-04-08 | 1999-05-18 | Vlsi Technology, Inc. | System for implementing peripheral device bus mastering in a computer using a list processor for asserting and receiving control signals external to the DMA controller |
US5774743A (en) * | 1996-04-08 | 1998-06-30 | Vlsi Technology, Inc. | System for implementing peripheral device bus mastering in mobile computer via micro-controller for programming DMA controller, generating and sending command signals, and receiving completion status |
US5809333A (en) * | 1996-04-08 | 1998-09-15 | Vlsi Technology, Inc. | System for implementing peripheral device bus mastering in desktop PC via hardware state machine for programming DMA controller, generating command signals and receiving completion status |
US5901293A (en) * | 1996-06-25 | 1999-05-04 | Claxton; Daniel Dean | Bus interface controller for serially-accessed variable-access-time memory device |
US5933654A (en) * | 1996-09-24 | 1999-08-03 | Allen-Bradley Company, Llc | Dynamic buffer fracturing by a DMA controller |
US6058474A (en) * | 1997-01-24 | 2000-05-02 | Texas Instruments Incorporated | Method and apparatus for DMA boot loading a microprocessor without an internal ROM |
US6055583A (en) * | 1997-03-27 | 2000-04-25 | Mitsubishi Semiconductor America, Inc. | DMA controller with semaphore communication protocol |
US6119189A (en) * | 1997-09-24 | 2000-09-12 | Intel Corporation | Bus master transactions on a low pin count bus |
US5991841A (en) * | 1997-09-24 | 1999-11-23 | Intel Corporation | Memory transactions on a low pin count bus |
US6157970A (en) * | 1997-09-24 | 2000-12-05 | Intel Corporation | Direct memory access system using time-multiplexing for transferring address, data, and control and a separate control line for serially transmitting encoded DMA channel number |
US6073233A (en) * | 1997-10-08 | 2000-06-06 | Cisco Technology, Inc. | Method and apparatus for distributing and accessing configuration registers |
US6662234B2 (en) | 1998-03-26 | 2003-12-09 | National Semiconductor Corporation | Transmitting data from a host computer in a reduced power state by an isolation block that disconnects the media access control layer from the physical layer |
US6504854B1 (en) | 1998-04-10 | 2003-01-07 | International Business Machines Corporation | Multiple frequency communications |
DE19911538C1 (de) * | 1999-03-16 | 2000-11-23 | Daimler Chrysler Ag | Vorrichtung zur Veränderung der Übersetzung eines kontinuierlich verstellbaren Getriebes als Bestandteil einer Fahrgeschwindigkeitsregelung für Kraftfahrzeuge |
WO2002084498A1 (en) * | 2001-04-11 | 2002-10-24 | Chelsio Communications, Inc. | Reduced-overhead dma |
US6834313B1 (en) * | 2001-06-19 | 2004-12-21 | Advanced Micro Devices, Inc. | Performing a two-step read on a MAC register in a home network as an atomic read |
US7130933B2 (en) * | 2002-07-24 | 2006-10-31 | Intel Corporation | Method, system, and program for handling input/output commands |
US6820140B2 (en) | 2002-07-24 | 2004-11-16 | Intel Corporation | Method, system, and program for returning data to read requests received over a bus |
US6801963B2 (en) | 2002-07-24 | 2004-10-05 | Intel Corporation | Method, system, and program for configuring components on a bus for input/output operations |
JP2004280191A (ja) * | 2003-03-12 | 2004-10-07 | Matsushita Electric Ind Co Ltd | データ転送制御方法および装置 |
MY137746A (en) * | 2004-12-06 | 2009-03-31 | Intel Corp | System, apparatus, and method to increase information transfer across clock domains |
EP1715427B1 (de) * | 2005-04-22 | 2008-02-27 | Infineon Technologies AG | System und Verfahren zum Zusammenbau und Zerlegung von Datenpaketen |
JP4229242B2 (ja) * | 2005-04-28 | 2009-02-25 | 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 | ダイレクトメモリアクセスコントローラ |
CN114328322B (zh) * | 2022-03-17 | 2022-08-05 | 之江实验室 | 一种可配置功能模式的dma控制器运行方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4815034A (en) * | 1981-03-18 | 1989-03-21 | Mackey Timothy I | Dynamic memory address system for I/O devices |
JPS6324343A (ja) * | 1986-07-16 | 1988-02-01 | Fujitsu Ltd | I/oアドレスデコ−ド方式 |
US5077664A (en) * | 1988-03-08 | 1991-12-31 | Fujitsu Limited | Direct memory access controller |
US5287457A (en) * | 1989-01-13 | 1994-02-15 | International Business Machines Corporation | Computer system DMA transfer |
US5369767A (en) * | 1989-05-17 | 1994-11-29 | International Business Machines Corp. | Servicing interrupt requests in a data processing system without using the services of an operating system |
JPH03156554A (ja) * | 1989-11-14 | 1991-07-04 | Hitachi Ltd | データ転送制御方式 |
US5297242A (en) * | 1989-12-15 | 1994-03-22 | Nec Corporation | DMA controller performing data transfer by 2-bus cycle transfer manner |
-
1993
- 1993-10-29 US US08/145,375 patent/US5561821A/en not_active Expired - Lifetime
-
1994
- 1994-09-09 DE DE69427334T patent/DE69427334T2/de not_active Expired - Lifetime
- 1994-09-09 EP EP94306621A patent/EP0653711B1/de not_active Expired - Lifetime
- 1994-10-27 JP JP6263967A patent/JPH07182276A/ja not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE69427334D1 (de) | 2001-07-05 |
US5561821A (en) | 1996-10-01 |
JPH07182276A (ja) | 1995-07-21 |
EP0653711B1 (de) | 2001-05-30 |
EP0653711A1 (de) | 1995-05-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69427334T2 (de) | Direktspeicherzugriffssteuerung | |
EP0486145A3 (en) | Direct memory access controller | |
DE69329788T2 (de) | Direktzugriffspeicherentwurf | |
DE69333796D1 (de) | Halbleiterspeicher | |
DE69312828D1 (de) | Zugriffsteuerungsverfahren | |
DE69522294T2 (de) | Direktspeicherzugriff-Emulation | |
DE69427512T2 (de) | Direktspeicherzugriffssteuerung | |
DE68925048D1 (de) | Direktspeicherzugriffssteuerung | |
DE69416538T2 (de) | Assoziativspeicher | |
DE69406628T2 (de) | Zugangskontrollsystem | |
DE68927015D1 (de) | Direktspeicherzugriffssteuerung | |
DE69616626T2 (de) | Direktspeicherzugriffssteuerung | |
DE69422453D1 (de) | Doppelzugriffspeicher | |
DE69227433D1 (de) | Speicherzugriffseinrichtung | |
DE69331457T2 (de) | Serieller Zugriffspeicher | |
DE69327125D1 (de) | Halbleiterspeicher | |
DE69224489D1 (de) | Speicherzugriffssteuerung | |
DE69417077D1 (de) | Festwertspeicher | |
DE69726210D1 (de) | Direktspeicherzugriffssteuerwerk | |
KR940003042A (ko) | 반도체 기억장치 | |
DE69425110T2 (de) | Serieller Zugriffspeicher | |
DE69409146T2 (de) | Dynamischer Direktzugriffhalbleiterspeicher | |
DE59306294D1 (de) | Speicher-einrichtung | |
KR940027367U (ko) | 공통 메모리 액세스 제어장치 | |
KR950021951U (ko) | 메모리 억세스 제어 시스템 |
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 |