DE69315382D1 - Rechnersystem und Systemerweiterungseinheit - Google Patents

Rechnersystem und Systemerweiterungseinheit

Info

Publication number
DE69315382D1
DE69315382D1 DE69315382T DE69315382T DE69315382D1 DE 69315382 D1 DE69315382 D1 DE 69315382D1 DE 69315382 T DE69315382 T DE 69315382T DE 69315382 T DE69315382 T DE 69315382T DE 69315382 D1 DE69315382 D1 DE 69315382D1
Authority
DE
Germany
Prior art keywords
expansion unit
computer system
computer
system expansion
unit
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
DE69315382T
Other languages
English (en)
Inventor
Hironao Sone
Kazuo Sekiya
Hiroshi Ishikawa
Yoshihisa Kaneda
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of DE69315382D1 publication Critical patent/DE69315382D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • G06F13/36—Handling requests for interconnection or transfer for access to common bus or bus system
    • 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
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/40—Bus structure
    • G06F13/4004—Coupling between buses
    • G06F13/4027—Coupling between buses using bus bridges
    • G06F13/4031—Coupling between buses using bus bridges with arbitration
DE69315382T 1992-06-22 1993-06-21 Rechnersystem und Systemerweiterungseinheit Expired - Lifetime DE69315382D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4163007A JP2531903B2 (ja) 1992-06-22 1992-06-22 コンピュ―タ・システムおよびシステム拡張装置

Publications (1)

Publication Number Publication Date
DE69315382D1 true DE69315382D1 (de) 1998-01-08

Family

ID=15765427

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69315382T Expired - Lifetime DE69315382D1 (de) 1992-06-22 1993-06-21 Rechnersystem und Systemerweiterungseinheit

Country Status (5)

Country Link
US (1) US5557754A (de)
EP (1) EP0576240B1 (de)
JP (1) JP2531903B2 (de)
KR (1) KR960006506B1 (de)
DE (1) DE69315382D1 (de)

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US6212589B1 (en) * 1995-01-27 2001-04-03 Intel Corporation System resource arbitration mechanism for a host bridge
US5754803A (en) * 1996-06-27 1998-05-19 Interdigital Technology Corporation Parallel packetized intermodule arbitrated high speed control and data bus
US6055590A (en) * 1996-06-05 2000-04-25 Compaq Computer Corporation Bridge circuit comprising independent transaction buffers with control logic adapted to store overflow data in second buffer when transaction size exceeds the first buffer size
US5987539A (en) * 1996-06-05 1999-11-16 Compaq Computer Corporation Method and apparatus for flushing a bridge device read buffer
US6035362A (en) * 1996-06-05 2000-03-07 Goodrum; Alan L. Storing data associated with one request while continuing to store data associated with a previous request from the same device
US6021480A (en) * 1996-06-05 2000-02-01 Compaq Computer Corporation Aligning a memory read request with a cache line boundary when the request is for data beginning at a location in the middle of the cache line
US6052513A (en) * 1996-06-05 2000-04-18 Compaq Computer Corporation Multi-threaded bus master
US6075929A (en) * 1996-06-05 2000-06-13 Compaq Computer Corporation Prefetching data in response to a read transaction for which the requesting device relinquishes control of the data bus while awaiting data requested in the transaction
US5872941A (en) * 1996-06-05 1999-02-16 Compaq Computer Corp. Providing data from a bridge to a requesting device while the bridge is receiving the data
US5903906A (en) * 1996-06-05 1999-05-11 Compaq Computer Corporation Receiving a write request that allows less than one cache line of data to be written and issuing a subsequent write request that requires at least one cache line of data to be written
US6108741A (en) * 1996-06-05 2000-08-22 Maclaren; John M. Ordering transactions
US5872939A (en) * 1996-06-05 1999-02-16 Compaq Computer Corporation Bus arbitration
US5845107A (en) * 1996-07-03 1998-12-01 Intel Corporation Signaling protocol conversion between a processor and a high-performance system bus
US5873000A (en) * 1996-07-19 1999-02-16 Compaq Computer Corporation System incorporating hot docking and undocking capabilities without requiring a standby or suspend mode by placing local arbiters of system and base into idle state
US5954809A (en) * 1996-07-19 1999-09-21 Compaq Computer Corporation Circuit for handling distributed arbitration in a computer system having multiple arbiters
US6138192A (en) * 1996-12-31 2000-10-24 Compaq Computer Corporation Delivering a request to write or read data before delivering an earlier write request
US6442632B1 (en) 1997-09-05 2002-08-27 Intel Corporation System resource arbitration mechanism for a host bridge
JP3845996B2 (ja) * 1997-12-04 2006-11-15 スズキ株式会社 内燃機関の空燃比制御装置
JP2000285069A (ja) * 1999-03-31 2000-10-13 Copyer Co Ltd 同期式シリアル通信方法及び同期式シリアル通信システム
US6467006B1 (en) * 1999-07-09 2002-10-15 Pmc-Sierra, Inc. Topology-independent priority arbitration for stackable frame switches
DE10110578B4 (de) * 2000-03-29 2004-06-03 International Business Machines Corporation Hierarchisches Prioritätsfilter mit integrierter Serialisierung
US6961834B2 (en) * 2001-10-12 2005-11-01 Sonics, Inc. Method and apparatus for scheduling of requests to dynamic random access memory device
US6804738B2 (en) 2001-10-12 2004-10-12 Sonics, Inc. Method and apparatus for scheduling a resource to meet quality-of-service restrictions
US7194561B2 (en) 2001-10-12 2007-03-20 Sonics, Inc. Method and apparatus for scheduling requests to a resource using a configurable threshold
US6578117B2 (en) 2001-10-12 2003-06-10 Sonics, Inc. Method and apparatus for scheduling requests using ordered stages of scheduling criteria
US9087036B1 (en) 2004-08-12 2015-07-21 Sonics, Inc. Methods and apparatuses for time annotated transaction level modeling
US8504992B2 (en) * 2003-10-31 2013-08-06 Sonics, Inc. Method and apparatus for establishing a quality of service model
US7665069B2 (en) * 2003-10-31 2010-02-16 Sonics, Inc. Method and apparatus for establishing a quality of service model
US8868397B2 (en) * 2006-11-20 2014-10-21 Sonics, Inc. Transaction co-validation across abstraction layers
US8688887B2 (en) 2009-12-22 2014-04-01 International Business Machines Corporation Computer peripheral expansion apparatus
TWI514151B (zh) * 2011-12-12 2015-12-21 Hon Hai Prec Ind Co Ltd 計算機及其計算機數據傳輸系統
GB2541665B (en) * 2015-08-24 2019-02-20 Advanced Risc Mach Ltd Information switching

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US4271505A (en) * 1979-07-02 1981-06-02 The Foxboro Company Process communication link
US4314335A (en) * 1980-02-06 1982-02-02 The Perkin-Elmer Corporation Multilevel priority arbiter
GB2075310A (en) * 1980-04-30 1981-11-11 Hewlett Packard Ltd Bus extender circuitry for data transmission
US4363096A (en) * 1980-06-26 1982-12-07 Gte Automatic Electric Labs Inc. Arbitration controller providing for access of a common resource by a duplex plurality of central processing units
US4374413A (en) * 1980-06-26 1983-02-15 Gte Automatic Electric Labs Inc. Arbitration controller providing for access of a common resource by a plurality of central processing units
IT1129371B (it) * 1980-11-06 1986-06-04 Cselt Centro Studi Lab Telecom Commutatore di messaggi a struttura distribuita su canale ad accesso casuale per colloquio a messaggi tra unita elaborative
FR2494010B1 (fr) * 1980-11-07 1986-09-19 Thomson Csf Mat Tel Dispositif d'arbitration decentralisee de plusieurs unites de traitement d'un systeme multiprocesseur
US4514823A (en) * 1982-01-15 1985-04-30 International Business Machines Corporation Apparatus and method for extending a parallel channel to a serial I/O device
US4470114A (en) * 1982-03-01 1984-09-04 Burroughs Corporation High speed interconnection network for a cluster of processors
US4604689A (en) * 1983-04-15 1986-08-05 Convergent Technologies, Inc. Bus repeater
CA1239227A (en) * 1984-10-17 1988-07-12 Randy D. Pfeifer Method of and arrangement for ordering of multiprocessor operations in a multiprocessor system
US4730268A (en) * 1985-04-30 1988-03-08 Texas Instruments Incorporated Distributed bus arbitration for a multiprocessor system
NL8503476A (nl) * 1985-12-18 1987-07-16 Philips Nv Bussysteem.
JP2886856B2 (ja) * 1986-04-09 1999-04-26 株式会社日立製作所 二重化バス接続方式
JPS62251951A (ja) * 1986-04-22 1987-11-02 インタ−ナショナル・ビジネス・マシ−ンズ・コ−ポレ−ション デ−タ処理システム
US5142682A (en) * 1987-03-26 1992-08-25 Bull Hn Information Systems Inc. Two-level priority arbiter generating a request to the second level before first-level arbitration is completed
US5241661A (en) * 1987-03-27 1993-08-31 International Business Machines Corporation DMA access arbitration device in which CPU can arbitrate on behalf of attachment having no arbiter
US5388228A (en) * 1987-09-30 1995-02-07 International Business Machines Corp. Computer system having dynamically programmable linear/fairness priority arbitration scheme
US4908823A (en) * 1988-01-29 1990-03-13 Hewlett-Packard Company Hybrid communications link adapter incorporating input/output and data communications technology
JPH034351A (ja) * 1989-04-26 1991-01-10 Dubner Computer Syst Inc システム・バス・データ・リンク装置
JP2507807B2 (ja) * 1989-05-23 1996-06-19 富士通株式会社 分散ア―ビトレ―ション方式
DE69028462T2 (de) * 1989-08-11 1997-03-27 Ibm Vorrichtung zur Verbindung von einer Steuereinheit mit parallelem Bus mit einem Kanal mit serieller Verbindung
US5263163A (en) * 1990-01-19 1993-11-16 Codex Corporation Arbitration among multiple users of a shared resource
US5101477A (en) * 1990-02-16 1992-03-31 International Business Machines Corp. System for high speed transfer of data frames between a channel and an input/output device with request and backup request count registers
US5274783A (en) * 1991-06-28 1993-12-28 Digital Equipment Corporation SCSI interface employing bus extender and auxiliary bus
US5359715A (en) * 1991-09-16 1994-10-25 Ncr Corporation Architectures for computer systems having multiple processors, multiple system buses and multiple I/O buses interfaced via multiple ported interfaces
US5237695A (en) * 1991-11-01 1993-08-17 Hewlett-Packard Company Bus contention resolution method for network devices on a computer network having network segments connected by an interconnection medium over an extended distance
US5265211A (en) * 1992-01-02 1993-11-23 International Business Machines Corporation Arbitration control logic for computer system having dual bus architecture
US5404538A (en) * 1992-10-28 1995-04-04 International Business Machines Corporation Method and apparatus for multilevel bus arbitration

Also Published As

Publication number Publication date
KR960006506B1 (ko) 1996-05-16
US5557754A (en) 1996-09-17
JPH0635850A (ja) 1994-02-10
KR940000981A (ko) 1994-01-10
EP0576240A1 (de) 1993-12-29
JP2531903B2 (ja) 1996-09-04
EP0576240B1 (de) 1997-11-26

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Legal Events

Date Code Title Description
8332 No legal effect for de