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SG45153A1 - Coupling a data processor to alien apparatus - Google Patents

Coupling a data processor to alien apparatus

Info

Publication number
SG45153A1
SG45153A1 SG1996000717A SG1996000717A SG45153A1 SG 45153 A1 SG45153 A1 SG 45153A1 SG 1996000717 A SG1996000717 A SG 1996000717A SG 1996000717 A SG1996000717 A SG 1996000717A SG 45153 A1 SG45153 A1 SG 45153A1
Authority
SG
Singapore
Prior art keywords
processors
operating system
pairs
processor
memory
Prior art date
Application number
SG1996000717A
Other languages
English (en)
Inventor
Ernest Dysart Baker
John Monroe Dinwiddie Jr
Lonnie Edward Grice
James Maurice Joyce
Johm Mario Loffredo
Kenneth Russell Sanderson
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of SG45153A1 publication Critical patent/SG45153A1/en

Links

Classifications

    • 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
    • G06F11/1658—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Human Computer Interaction (AREA)
  • Hardware Redundancy (AREA)
  • Multi Processors (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Communication Control (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Selective Calling Equipment (AREA)
SG1996000717A 1989-05-17 1990-05-16 Coupling a data processor to alien apparatus SG45153A1 (en)

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 (1)

Publication Number Publication Date
SG45153A1 true SG45153A1 (en) 1998-01-16

Family

ID=23387816

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996000717A SG45153A1 (en) 1989-05-17 1990-05-16 Coupling a data processor to alien apparatus

Country Status (12)

Country Link
US (3) US5155809A (zh)
EP (1) EP0400841B1 (zh)
JP (1) JP2618070B2 (zh)
KR (1) KR940004386B1 (zh)
CN (2) CN1060871C (zh)
AT (1) ATE170645T1 (zh)
AU (1) AU629337B2 (zh)
BR (1) BR9002280A (zh)
CA (1) CA2009779C (zh)
DE (1) DE69032611T2 (zh)
HK (1) HK1021662A1 (zh)
SG (1) SG45153A1 (zh)

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CN1230722A (zh) 1999-10-06
CN1047578A (zh) 1990-12-05
AU629337B2 (en) 1992-10-01
US5155809A (en) 1992-10-13
DE69032611T2 (de) 1999-05-27
CN1163833C (zh) 2004-08-25
AU5487290A (en) 1990-11-22
JPH0373055A (ja) 1991-03-28
CA2009779A1 (en) 1990-11-17
KR940004386B1 (ko) 1994-05-23
ATE170645T1 (de) 1998-09-15
KR900018794A (ko) 1990-12-22
HK1021662A1 (en) 2000-06-23
US5701502A (en) 1997-12-23
CN1060871C (zh) 2001-01-17
EP0400841A2 (en) 1990-12-05
BR9002280A (pt) 1991-08-06
US5388215A (en) 1995-02-07
JP2618070B2 (ja) 1997-06-11
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EP0400841A3 (en) 1994-02-02
EP0400841B1 (en) 1998-09-02

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