JPH11510285A - メモリインタフェースユニット、共有メモリスイッチシステムおよび関連の方法 - Google Patents
メモリインタフェースユニット、共有メモリスイッチシステムおよび関連の方法Info
- Publication number
- JPH11510285A JPH11510285A JP9508447A JP50844797A JPH11510285A JP H11510285 A JPH11510285 A JP H11510285A JP 9508447 A JP9508447 A JP 9508447A JP 50844797 A JP50844797 A JP 50844797A JP H11510285 A JPH11510285 A JP H11510285A
- Authority
- JP
- Japan
- Prior art keywords
- memory
- data
- port
- buffer
- burst
- 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
Links
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/54—Store-and-forward switching systems
- H04L12/56—Packet switching systems
- H04L12/5601—Transfer mode dependent, e.g. ATM
-
- 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
- G06F13/16—Handling requests for interconnection or transfer for access to memory bus
-
- 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
- G06F13/16—Handling requests for interconnection or transfer for access to memory bus
- G06F13/1605—Handling requests for interconnection or transfer for access to memory bus based on arbitration
- G06F13/1647—Handling requests for interconnection or transfer for access to memory bus based on arbitration with interleaved bank access
-
- 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
- G06F13/16—Handling requests for interconnection or transfer for access to memory bus
- G06F13/1605—Handling requests for interconnection or transfer for access to memory bus based on arbitration
- G06F13/1652—Handling requests for interconnection or transfer for access to memory bus based on arbitration in a multiprocessor architecture
- G06F13/1657—Access to multiple memories
-
- 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
- G06F13/16—Handling requests for interconnection or transfer for access to memory bus
- G06F13/1605—Handling requests for interconnection or transfer for access to memory bus based on arbitration
- G06F13/1652—Handling requests for interconnection or transfer for access to memory bus based on arbitration in a multiprocessor architecture
- G06F13/1663—Access to shared memory
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/10—Packet switching elements characterised by the switching fabric construction
- H04L49/103—Packet switching elements characterised by the switching fabric construction using a shared central buffer; using a shared memory
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/10—Packet switching elements characterised by the switching fabric construction
- H04L49/104—Asynchronous transfer mode [ATM] switching fabrics
- H04L49/105—ATM switching elements
- H04L49/108—ATM switching elements using shared central buffer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/15—Interconnection of switching modules
- H04L49/1553—Interconnection of ATM switching modules, e.g. ATM switching fabrics
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/15—Interconnection of switching modules
- H04L49/1553—Interconnection of ATM switching modules, e.g. ATM switching fabrics
- H04L49/1576—Crossbar or matrix
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/30—Peripheral units, e.g. input or output ports
- H04L49/3081—ATM peripheral units, e.g. policing, insertion or extraction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/60—Software-defined switches
- H04L49/606—Hybrid ATM switches, e.g. ATM&STM, ATM&Frame Relay or ATM&IP
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/54—Store-and-forward switching systems
- H04L12/56—Packet switching systems
- H04L12/5601—Transfer mode dependent, e.g. ATM
- H04L2012/5678—Traffic aspects, e.g. arbitration, load balancing, smoothing, buffer management
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/54—Store-and-forward switching systems
- H04L12/56—Packet switching systems
- H04L12/5601—Transfer mode dependent, e.g. ATM
- H04L2012/5678—Traffic aspects, e.g. arbitration, load balancing, smoothing, buffer management
- H04L2012/5679—Arbitration or scheduling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/54—Store-and-forward switching systems
- H04L12/56—Packet switching systems
- H04L12/5601—Transfer mode dependent, e.g. ATM
- H04L2012/5678—Traffic aspects, e.g. arbitration, load balancing, smoothing, buffer management
- H04L2012/5681—Buffer or queue management
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/10—Packet switching elements characterised by the switching fabric construction
- H04L49/101—Packet switching elements characterised by the switching fabric construction using crossbar or matrix
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/25—Routing or path finding in a switch fabric
- H04L49/253—Routing or path finding in a switch fabric using establishment or release of connections between ports
- H04L49/254—Centralised controller, i.e. arbitration or scheduling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/30—Peripheral units, e.g. input or output ports
- H04L49/3018—Input queuing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/35—Switches specially adapted for specific applications
- H04L49/351—Switches specially adapted for specific applications for local area network [LAN], e.g. Ethernet switches
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/40—Constructional details, e.g. power supply, mechanical construction or backplane
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Multi Processors (AREA)
- Information Transfer Systems (AREA)
- Static Random-Access Memory (AREA)
- Memory System (AREA)
- Bus Control (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.バスインタフェースユニットと、 デジタルメモリへ、またはデジタルメモリから移動中の複数のデータバースト サブセットを記憶し得るバッファと、 バスインタフェースユニットと外部においてアクセス可能なマスタノードとの 間でデータを転送するマスタデータ経路と、前記バッファと外部においてアクセ ス可能なスレーブノードとの間でデータを転送するスレーブデータ経路と、前記 バスインタフェースユニットと前記バスとの間でデータを転送する直接データ経 路とを含む回路とを含むメモリインタフェースユニット。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/512,613 US5732041A (en) | 1993-08-19 | 1995-08-07 | Memory interface unit, shared memory switch system and associated method |
| US08/512,613 | 1995-08-07 | ||
| PCT/US1996/011974 WO1997006489A1 (en) | 1995-08-07 | 1996-07-18 | Memory interface unit, shared memory switch system and associated method |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004131369A Division JP3899085B2 (ja) | 1995-08-07 | 2004-04-27 | ネットワーク装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11510285A true JPH11510285A (ja) | 1999-09-07 |
| JP3628706B2 JP3628706B2 (ja) | 2005-03-16 |
Family
ID=24039837
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50844797A Expired - Lifetime JP3628706B2 (ja) | 1995-08-07 | 1996-07-18 | メモリインタフェースユニット、共有メモリスイッチシステムおよび関連の方法 |
| JP2004131369A Expired - Lifetime JP3899085B2 (ja) | 1995-08-07 | 2004-04-27 | ネットワーク装置 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004131369A Expired - Lifetime JP3899085B2 (ja) | 1995-08-07 | 2004-04-27 | ネットワーク装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (3) | US5732041A (ja) |
| EP (2) | EP0843854B1 (ja) |
| JP (2) | JP3628706B2 (ja) |
| KR (1) | KR100356447B1 (ja) |
| AU (1) | AU6590596A (ja) |
| DE (2) | DE1028380T1 (ja) |
| WO (1) | WO1997006489A1 (ja) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008509464A (ja) * | 2004-08-05 | 2008-03-27 | ローベルト ボッシュ ゲゼルシャフト ミット ベシュレンクテル ハフツング | メッセージハンドラ、および通信モジュールが有するメッセージメモリ中のデータへのアクセスを制御する方法 |
| JP2010067091A (ja) * | 2008-09-11 | 2010-03-25 | Fujitsu Ltd | 共有メモリシステム |
| JP2011065667A (ja) * | 2010-11-08 | 2011-03-31 | Renesas Electronics Corp | 情報処理システム |
| WO2011118013A1 (ja) | 2010-03-25 | 2011-09-29 | 富士通株式会社 | マルチコアプロセッサシステム、メモリコントローラ制御方法、およびメモリコントローラ制御プログラム |
Families Citing this family (78)
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| US5825711A (en) * | 1997-06-13 | 1998-10-20 | Micron Technology, Inc. | Method and system for storing and processing multiple memory addresses |
| US5996043A (en) | 1997-06-13 | 1999-11-30 | Micron Technology, Inc. | Two step memory device command buffer apparatus and method and memory devices and computer systems using same |
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-
1996
- 1996-07-18 AU AU65905/96A patent/AU6590596A/en not_active Abandoned
- 1996-07-18 KR KR10-1998-0700888A patent/KR100356447B1/ko not_active Expired - Lifetime
- 1996-07-18 JP JP50844797A patent/JP3628706B2/ja not_active Expired - Lifetime
- 1996-07-18 EP EP96925380A patent/EP0843854B1/en not_active Expired - Lifetime
- 1996-07-18 WO PCT/US1996/011974 patent/WO1997006489A1/en not_active Ceased
- 1996-07-18 DE DE1028380T patent/DE1028380T1/de active Pending
- 1996-07-18 EP EP00200593A patent/EP1028380A3/en not_active Withdrawn
- 1996-07-18 DE DE69631055T patent/DE69631055T2/de not_active Expired - Lifetime
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1997
- 1997-12-29 US US08/998,586 patent/US5910928A/en not_active Expired - Lifetime
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1998
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008509464A (ja) * | 2004-08-05 | 2008-03-27 | ローベルト ボッシュ ゲゼルシャフト ミット ベシュレンクテル ハフツング | メッセージハンドラ、および通信モジュールが有するメッセージメモリ中のデータへのアクセスを制御する方法 |
| KR100981461B1 (ko) * | 2004-08-05 | 2010-09-10 | 로베르트 보쉬 게엠베하 | 통신 칩 및 메시지 관리자에 의한 통신 칩의 메시지 메모리의 데이터에 대한 액세스 제어 방법 |
| US8484390B2 (en) | 2004-08-05 | 2013-07-09 | Robert Bosch Gmbh | Message handler and method for controlling access to data of a message memory of a communications module |
| JP2010067091A (ja) * | 2008-09-11 | 2010-03-25 | Fujitsu Ltd | 共有メモリシステム |
| WO2011118013A1 (ja) | 2010-03-25 | 2011-09-29 | 富士通株式会社 | マルチコアプロセッサシステム、メモリコントローラ制御方法、およびメモリコントローラ制御プログラム |
| US8990516B2 (en) | 2010-03-25 | 2015-03-24 | Fujitsu Limited | Multi-core shared memory system with memory port to memory space mapping |
| JP2011065667A (ja) * | 2010-11-08 | 2011-03-31 | Renesas Electronics Corp | 情報処理システム |
Also Published As
| Publication number | Publication date |
|---|---|
| DE69631055D1 (de) | 2004-01-22 |
| EP0843854B1 (en) | 2003-12-10 |
| JP3628706B2 (ja) | 2005-03-16 |
| DE69631055T2 (de) | 2004-07-08 |
| EP0843854A1 (en) | 1998-05-27 |
| EP1028380A3 (en) | 2005-11-09 |
| KR19990036220A (ko) | 1999-05-25 |
| JP3899085B2 (ja) | 2007-03-28 |
| US6021086A (en) | 2000-02-01 |
| EP1028380A2 (en) | 2000-08-16 |
| AU6590596A (en) | 1997-03-05 |
| US5732041A (en) | 1998-03-24 |
| DE1028380T1 (de) | 2001-04-19 |
| WO1997006489A1 (en) | 1997-02-20 |
| JP2004320786A (ja) | 2004-11-11 |
| KR100356447B1 (ko) | 2003-04-10 |
| US5910928A (en) | 1999-06-08 |
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