ATE210855T1 - Kohärenz- und synchronisationsmechanismus für ein-/ausgangkanalsteuereinheiten in einem datenverarbeitungssystem - Google Patents

Kohärenz- und synchronisationsmechanismus für ein-/ausgangkanalsteuereinheiten in einem datenverarbeitungssystem

Info

Publication number
ATE210855T1
ATE210855T1 AT95933585T AT95933585T ATE210855T1 AT E210855 T1 ATE210855 T1 AT E210855T1 AT 95933585 T AT95933585 T AT 95933585T AT 95933585 T AT95933585 T AT 95933585T AT E210855 T1 ATE210855 T1 AT E210855T1
Authority
AT
Austria
Prior art keywords
operations
coherence
completion
input
data processing
Prior art date
Application number
AT95933585T
Other languages
English (en)
Inventor
Ravi K Arimilli
John S Dodson
Guy Guthrie
Jerry D Lewis
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
Application granted granted Critical
Publication of ATE210855T1 publication Critical patent/ATE210855T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
    • G06F12/0806—Multiuser, multiprocessor or multiprocessing cache systems
    • G06F12/0815—Cache consistency protocols
    • G06F12/0831—Cache consistency protocols using a bus scheme, e.g. with bus monitoring or watching means
    • G06F12/0835—Cache consistency protocols using a bus scheme, e.g. with bus monitoring or watching means for main memory peripheral accesses (e.g. I/O or DMA)
    • 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
    • G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
    • G06F13/28—Handling requests for interconnection or transfer for access to input/output bus using burst mode transfer, e.g. direct memory access DMA, cycle steal
    • 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
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/40—Bus structure
    • G06F13/4004—Coupling between buses
    • G06F13/4027—Coupling between buses using bus bridges
    • G06F13/405—Coupling between buses using bus bridges where the bridge performs a synchronising function
    • 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
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/40—Bus structure
    • G06F13/4004—Coupling between buses
    • G06F13/4027—Coupling between buses using bus bridges
    • G06F13/405—Coupling between buses using bus bridges where the bridge performs a synchronising function
    • G06F13/4059—Coupling between buses using bus bridges where the bridge performs a synchronising function where the synchronisation uses buffers, e.g. for speed matching between buses

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Hardware Redundancy (AREA)
  • Small-Scale Networks (AREA)
AT95933585T 1994-10-03 1995-09-22 Kohärenz- und synchronisationsmechanismus für ein-/ausgangkanalsteuereinheiten in einem datenverarbeitungssystem ATE210855T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/316,977 US5613153A (en) 1994-10-03 1994-10-03 Coherency and synchronization mechanisms for I/O channel controllers in a data processing system
PCT/IB1995/000910 WO1996011430A2 (en) 1994-10-03 1995-09-22 Coherency and synchronization mechanism for i/o channel controllers in a data processing system

Publications (1)

Publication Number Publication Date
ATE210855T1 true ATE210855T1 (de) 2001-12-15

Family

ID=23231561

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95933585T ATE210855T1 (de) 1994-10-03 1995-09-22 Kohärenz- und synchronisationsmechanismus für ein-/ausgangkanalsteuereinheiten in einem datenverarbeitungssystem

Country Status (8)

Country Link
US (1) US5613153A (de)
EP (1) EP0731944B1 (de)
JP (1) JP3280207B2 (de)
KR (1) KR0163231B1 (de)
AT (1) ATE210855T1 (de)
DE (1) DE69524564T2 (de)
ES (1) ES2164781T3 (de)
WO (1) WO1996011430A2 (de)

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Also Published As

Publication number Publication date
JP3280207B2 (ja) 2002-04-30
EP0731944B1 (de) 2001-12-12
JPH08115260A (ja) 1996-05-07
WO1996011430A3 (en) 1996-07-18
US5613153A (en) 1997-03-18
EP0731944A1 (de) 1996-09-18
WO1996011430A2 (en) 1996-04-18
ES2164781T3 (es) 2002-03-01
DE69524564D1 (de) 2002-01-24
KR0163231B1 (ko) 1999-01-15
DE69524564T2 (de) 2002-08-22
KR960015275A (ko) 1996-05-22

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