DE69032611T2 - Anordung und Verfahren zum Verbinden eines Datenprozessors mit einem unbekannten Informationsverarbeitungssystem - Google Patents

Anordung und Verfahren zum Verbinden eines Datenprozessors mit einem unbekannten Informationsverarbeitungssystem

Info

Publication number
DE69032611T2
DE69032611T2 DE69032611T DE69032611T DE69032611T2 DE 69032611 T2 DE69032611 T2 DE 69032611T2 DE 69032611 T DE69032611 T DE 69032611T DE 69032611 T DE69032611 T DE 69032611T DE 69032611 T2 DE69032611 T2 DE 69032611T2
Authority
DE
Germany
Prior art keywords
processors
operating system
pairs
processor
memory
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
DE69032611T
Other languages
English (en)
Other versions
DE69032611D1 (de
Inventor
Ernest Dysart Baker
John Monroe Dinwiddie
Lonnie Edward Grice
James Maurice Joyce
John Mario Loffredo
Kenneth Russell Sanderson
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
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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
Publication of DE69032611D1 publication Critical patent/DE69032611D1/de
Application granted granted Critical
Publication of DE69032611T2 publication Critical patent/DE69032611T2/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
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1658—Data re-synchronization of a redundant component, or initial sync of replacement, additional or spare unit
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1629—Error detection by comparing the output of redundant processing systems
    • G06F11/1641—Error detection by comparing the output of redundant processing systems where the comparison is not performed by the redundant processing components
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1675—Temporal synchronisation or re-synchronisation of redundant processing components
    • G06F11/1679—Temporal synchronisation or re-synchronisation of redundant processing components at clock signal level
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
    • G06F12/023—Free address space management
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
    • G06F12/0284—Multiple user address space allocation, e.g. using different base addresses
    • 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
    • G06F13/368—Handling requests for interconnection or transfer for access to common bus or bus system with decentralised access control
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1608—Error detection by comparing the output signals of redundant hardware
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1608—Error detection by comparing the output signals of redundant hardware
    • G06F11/1616—Error detection by comparing the output signals of redundant hardware where the redundant component is an I/O device or an adapter therefor
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1608—Error detection by comparing the output signals of redundant hardware
    • G06F11/1625—Error detection by comparing the output signals of redundant hardware in communications, e.g. transmission, interfaces
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1629—Error detection by comparing the output of redundant processing systems
    • G06F11/1633—Error detection by comparing the output of redundant processing systems using mutual exchange of the output between the redundant processing components
DE69032611T 1989-05-17 1990-05-16 Anordung und Verfahren zum Verbinden eines Datenprozessors mit einem unbekannten Informationsverarbeitungssystem Expired - Lifetime DE69032611T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/353,114 US5155809A (en) 1989-05-17 1989-05-17 Uncoupling a central processing unit from its associated hardware for interaction with data handling apparatus alien to the operating system controlling said unit and hardware

Publications (2)

Publication Number Publication Date
DE69032611D1 DE69032611D1 (de) 1998-10-08
DE69032611T2 true DE69032611T2 (de) 1999-05-27

Family

ID=23387816

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69032611T Expired - Lifetime DE69032611T2 (de) 1989-05-17 1990-05-16 Anordung und Verfahren zum Verbinden eines Datenprozessors mit einem unbekannten Informationsverarbeitungssystem

Country Status (12)

Country Link
US (3) US5155809A (de)
EP (1) EP0400841B1 (de)
JP (1) JP2618070B2 (de)
KR (1) KR940004386B1 (de)
CN (2) CN1163833C (de)
AT (1) ATE170645T1 (de)
AU (1) AU629337B2 (de)
BR (1) BR9002280A (de)
CA (1) CA2009779C (de)
DE (1) DE69032611T2 (de)
HK (1) HK1021662A1 (de)
SG (1) SG45153A1 (de)

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SG45153A1 (en) 1998-01-16
KR940004386B1 (ko) 1994-05-23
US5155809A (en) 1992-10-13
ATE170645T1 (de) 1998-09-15
KR900018794A (ko) 1990-12-22
CA2009779A1 (en) 1990-11-17
US5388215A (en) 1995-02-07
JP2618070B2 (ja) 1997-06-11
EP0400841B1 (de) 1998-09-02
AU5487290A (en) 1990-11-22
CN1060871C (zh) 2001-01-17
JPH0373055A (ja) 1991-03-28
CN1163833C (zh) 2004-08-25
DE69032611D1 (de) 1998-10-08
CN1047578A (zh) 1990-12-05
BR9002280A (pt) 1991-08-06
EP0400841A3 (de) 1994-02-02
HK1021662A1 (en) 2000-06-23
US5701502A (en) 1997-12-23
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CN1230722A (zh) 1999-10-06
AU629337B2 (en) 1992-10-01

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