DE69429888D1 - Einrichtung zur Erweiterung der Gerätekapazität eines Busses - Google Patents

Einrichtung zur Erweiterung der Gerätekapazität eines Busses

Info

Publication number
DE69429888D1
DE69429888D1 DE69429888T DE69429888T DE69429888D1 DE 69429888 D1 DE69429888 D1 DE 69429888D1 DE 69429888 T DE69429888 T DE 69429888T DE 69429888 T DE69429888 T DE 69429888T DE 69429888 D1 DE69429888 D1 DE 69429888D1
Authority
DE
Germany
Prior art keywords
expanding
bus
capacity
device capacity
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
DE69429888T
Other languages
English (en)
Inventor
Alan Jay Literati
John Michael Nichols
David Martin Sueper
Richard Alan Windhausen
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.)
AT&T Corp
Original Assignee
AT&T 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 AT&T Corp filed Critical AT&T Corp
Application granted granted Critical
Publication of DE69429888D1 publication Critical patent/DE69429888D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02Addressing or allocation; Relocation
    • G06F12/06Addressing a physical block of locations, e.g. base addressing, module addressing, memory dedication
    • G06F12/0615Address space extension
    • G06F12/063Address space extension for I/O modules, e.g. memory mapped I/O
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14Handling requests for interconnection or transfer
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38Information transfer, e.g. on bus
    • G06F13/382Information transfer, e.g. on bus using universal interface adapter
    • G06F13/385Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
DE69429888T 1993-06-02 1994-05-25 Einrichtung zur Erweiterung der Gerätekapazität eines Busses Expired - Lifetime DE69429888D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/070,571 US5596727A (en) 1993-06-02 1993-06-02 Arrangement for expanding the device capacity of a bus

Publications (1)

Publication Number Publication Date
DE69429888D1 true DE69429888D1 (de) 2002-03-28

Family

ID=22096114

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69429888T Expired - Lifetime DE69429888D1 (de) 1993-06-02 1994-05-25 Einrichtung zur Erweiterung der Gerätekapazität eines Busses

Country Status (5)

Country Link
US (1) US5596727A (de)
EP (1) EP0627687B1 (de)
JP (1) JPH0736816A (de)
CA (1) CA2119228C (de)
DE (1) DE69429888D1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0844655A (ja) * 1994-06-20 1996-02-16 Internatl Business Mach Corp <Ibm> マルチプル・バス情報処理システムのアドレス空間の拡張
US5778199A (en) * 1996-04-26 1998-07-07 Compaq Computer Corporation Blocking address enable signal from a device on a bus
US5935230A (en) * 1997-02-07 1999-08-10 Amiga Development, Llc Multiprocessor arrangement including bus arbitration scheme involving plural CPU clusters that address each other as "phantom" CPUs
US5938776A (en) * 1997-06-27 1999-08-17 Digital Equipment Corporation Detection of SCSI devices at illegal locations
US6078979A (en) * 1998-06-19 2000-06-20 Dell Usa, L.P. Selective isolation of a storage subsystem bus utilzing a subsystem controller
US6122723A (en) * 1998-08-20 2000-09-19 International Business Machines Corporation Switching multi-initiator SCSI devices to a singular target bus
US6115772A (en) * 1998-09-18 2000-09-05 International Business Machines, Inc. System and method for host expansion and connection adaptability for a SCSI storage array
US6182167B1 (en) 1998-10-22 2001-01-30 International Business Machines Corporation Automatic sharing of SCSI multiport device with standard command protocol in conjunction with offline signaling
US6708242B1 (en) * 1999-09-10 2004-03-16 Adaptec, Inc. Methods for addressing extended number of peripheral devices over peripheral bus
JP2002041440A (ja) * 2000-07-13 2002-02-08 Internatl Business Mach Corp <Ibm> コンピュータシステム、バスインタフェイスおよびその制御方法
US6816915B1 (en) * 2001-03-02 2004-11-09 Adaptec, Inc. I/O subsystem topology discovery method
US7533191B2 (en) * 2006-06-30 2009-05-12 Intel Corporation Methods and arrangements for devices to share a common address on a bus
CN104717152B (zh) 2013-12-17 2019-07-19 深圳市中兴微电子技术有限公司 一种实现接口缓存动态分配的方法和装置

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464658A (en) * 1982-03-05 1984-08-07 At&T Laboratories Multipoint data communication system with collision detection
US4494193A (en) * 1982-09-30 1985-01-15 At&T Bell Laboratories Deadlock detection and resolution scheme
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
US5450552A (en) * 1987-08-17 1995-09-12 Nec Corporation Expanded address bus system for providing address signals to expanding devices
US5077736A (en) * 1988-06-28 1991-12-31 Storage Technology Corporation Disk drive memory
GB8816413D0 (en) * 1988-07-09 1988-08-17 Int Computers Ltd Data processing system
US5148433A (en) * 1989-03-13 1992-09-15 Square D Company Transfer network interface
US5175822A (en) * 1989-06-19 1992-12-29 International Business Machines Corporation Apparatus and method for assigning addresses to scsi supported peripheral devices
US5081578A (en) * 1989-11-03 1992-01-14 Ncr Corporation Arbitration apparatus for a parallel bus
US5134619A (en) * 1990-04-06 1992-07-28 Sf2 Corporation Failure-tolerant mass storage system
JP3190032B2 (ja) * 1990-06-12 2001-07-16 株式会社東芝 データ記憶装置
JPH04177552A (ja) * 1990-11-09 1992-06-24 Fujitsu Ten Ltd SCSi装置
US5303244A (en) * 1991-03-01 1994-04-12 Teradata Fault tolerant disk drive matrix
US5274783A (en) * 1991-06-28 1993-12-28 Digital Equipment Corporation SCSI interface employing bus extender and auxiliary bus
DE4227346C2 (de) * 1991-08-19 1999-09-09 Sequent Computer Systems Inc Gerät zur Datenübertragung zwischen mehreren, mit einem SCSI-Bus verbundenen Einheiten
US5191656A (en) * 1991-08-29 1993-03-02 Digital Equipment Corporation Method and apparatus for shared use of a multiplexed address/data signal bus by multiple bus masters
US5333277A (en) * 1992-01-10 1994-07-26 Exportech Trading Company Data buss interface and expansion system
US5239632A (en) * 1992-04-16 1993-08-24 Hewlett-Packard Company Device to translate logical unit number communications on one SCSI bus to ID communications on a subordinate SCSI bus
US5467456A (en) * 1992-06-16 1995-11-14 Ncr Corporation High speed bus branches with compact physical spacing

Also Published As

Publication number Publication date
US5596727A (en) 1997-01-21
JPH0736816A (ja) 1995-02-07
EP0627687B1 (de) 2002-02-20
CA2119228C (en) 1998-04-28
CA2119228A1 (en) 1994-12-03
EP0627687A1 (de) 1994-12-07

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Legal Events

Date Code Title Description
8332 No legal effect for de