DE69334171D1 - Verfahren und Vorrichtung zur Arbitrierung auf einen acyclischen gerichteten Graph - Google Patents

Verfahren und Vorrichtung zur Arbitrierung auf einen acyclischen gerichteten Graph

Info

Publication number
DE69334171D1
DE69334171D1 DE69334171T DE69334171T DE69334171D1 DE 69334171 D1 DE69334171 D1 DE 69334171D1 DE 69334171 T DE69334171 T DE 69334171T DE 69334171 T DE69334171 T DE 69334171T DE 69334171 D1 DE69334171 D1 DE 69334171D1
Authority
DE
Germany
Prior art keywords
arbitrating
directed graph
acyclic directed
acyclic
graph
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
DE69334171T
Other languages
English (en)
Other versions
DE69334171T2 (de
Inventor
Florin Oprescu
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.)
Apple Inc
Original Assignee
Apple Computer Inc
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 Apple Computer Inc filed Critical Apple Computer Inc
Publication of DE69334171D1 publication Critical patent/DE69334171D1/de
Application granted granted Critical
Publication of DE69334171T2 publication Critical patent/DE69334171T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/40052—High-speed IEEE 1394 serial bus
    • H04L12/40078—Bus configuration
    • 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
    • G06F13/14—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
    • G06F13/37—Handling requests for interconnection or transfer for access to common bus or bus system with decentralised access control using a physical-position-dependent priority, e.g. daisy chain, round robin or token passing
    • 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
    • G06F15/163—Interprocessor communication
    • G06F15/173—Interprocessor communication using an interconnection network, e.g. matrix, shuffle, pyramid, star, snowflake
    • G06F15/17337—Direct connection machines, e.g. completely connected computers, point to point communication networks
    • G06F15/17343—Direct connection machines, e.g. completely connected computers, point to point communication networks wherein the interconnection is dynamically configurable, e.g. having loosely coupled nearest neighbor architecture
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/40052—High-speed IEEE 1394 serial bus
    • H04L12/40084—Bus arbitration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/48—Routing tree calculation

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • Bus Control (AREA)
  • Small-Scale Networks (AREA)
  • Computer And Data Communications (AREA)
  • Multi Processors (AREA)
DE69334171T 1992-12-21 1993-12-16 Verfahren und Vorrichtung zur Arbitrierung auf einen acyclischen gerichteten Graph Expired - Lifetime DE69334171T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/994,983 US5630173A (en) 1992-12-21 1992-12-21 Methods and apparatus for bus access arbitration of nodes organized into acyclic directed graph by cyclic token passing and alternatively propagating request to root node and grant signal to the child node
US994983 1992-12-21

Publications (2)

Publication Number Publication Date
DE69334171D1 true DE69334171D1 (de) 2007-10-25
DE69334171T2 DE69334171T2 (de) 2008-06-12

Family

ID=25541282

Family Applications (4)

Application Number Title Priority Date Filing Date
DE69334228T Expired - Lifetime DE69334228D1 (de) 1992-12-21 1993-12-16 Verfahren und Vorrichtung zur Arbitrierung auf einen acyclischen gerichteten Graph
DE69334172T Expired - Lifetime DE69334172T2 (de) 1992-12-21 1993-12-16 Verfahren und Vorrichtung zur Arbitrierung auf einen acyclischen gerichteten Graph
DE69333798T Expired - Lifetime DE69333798T2 (de) 1992-12-21 1993-12-16 Verfahren und gerät zur arbitrierung auf einen azyklischen gerichteten graphen
DE69334171T Expired - Lifetime DE69334171T2 (de) 1992-12-21 1993-12-16 Verfahren und Vorrichtung zur Arbitrierung auf einen acyclischen gerichteten Graph

Family Applications Before (3)

Application Number Title Priority Date Filing Date
DE69334228T Expired - Lifetime DE69334228D1 (de) 1992-12-21 1993-12-16 Verfahren und Vorrichtung zur Arbitrierung auf einen acyclischen gerichteten Graph
DE69334172T Expired - Lifetime DE69334172T2 (de) 1992-12-21 1993-12-16 Verfahren und Vorrichtung zur Arbitrierung auf einen acyclischen gerichteten Graph
DE69333798T Expired - Lifetime DE69333798T2 (de) 1992-12-21 1993-12-16 Verfahren und gerät zur arbitrierung auf einen azyklischen gerichteten graphen

Country Status (9)

Country Link
US (2) US5630173A (de)
EP (4) EP1132821B1 (de)
JP (7) JP3638949B2 (de)
KR (1) KR100290517B1 (de)
AU (1) AU5953994A (de)
CA (4) CA2408252C (de)
DE (4) DE69334228D1 (de)
HK (3) HK1037035A1 (de)
WO (1) WO1994015302A1 (de)

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Also Published As

Publication number Publication date
CA2408252A1 (en) 1994-07-07
WO1994015302A1 (en) 1994-07-07
EP0674788B1 (de) 2005-04-27
KR950704745A (ko) 1995-11-20
JP2004030648A (ja) 2004-01-29
CA2503335C (en) 2010-06-29
JP2006229992A (ja) 2006-08-31
DE69333798T2 (de) 2006-03-09
DE69334171T2 (de) 2008-06-12
JP2002314566A (ja) 2002-10-25
CA2151369C (en) 2004-02-10
EP1132821B1 (de) 2007-09-12
EP1094394B1 (de) 2007-09-12
KR100290517B1 (ko) 2001-09-17
EP1094394A3 (de) 2006-04-19
JP4195469B2 (ja) 2008-12-10
HK1037037A1 (en) 2002-01-25
US5802289A (en) 1998-09-01
JP3663385B2 (ja) 2005-06-22
CA2698356C (en) 2011-04-12
CA2151369A1 (en) 1994-07-07
JP3638949B2 (ja) 2005-04-13
CA2408252C (en) 2005-07-26
DE69334172T2 (de) 2008-06-12
DE69333798D1 (de) 2005-06-02
JP4209428B2 (ja) 2009-01-14
HK1037035A1 (en) 2002-01-25
CA2698356A1 (en) 1994-07-07
JP4195470B2 (ja) 2008-12-10
DE69334172D1 (de) 2007-10-31
JPH08504989A (ja) 1996-05-28
EP1094394A2 (de) 2001-04-25
JP2006238452A (ja) 2006-09-07
US5630173A (en) 1997-05-13
EP1094395B1 (de) 2008-07-02
HK1037036A1 (en) 2002-01-25
JP3834562B2 (ja) 2006-10-18
EP0674788A1 (de) 1995-10-04
JP2002314565A (ja) 2002-10-25
JP3663386B2 (ja) 2005-06-22
EP1094395A3 (de) 2006-04-19
EP1132821A3 (de) 2006-04-19
EP1132821A2 (de) 2001-09-12
JP2006217639A (ja) 2006-08-17
DE69334228D1 (de) 2008-08-14
AU5953994A (en) 1994-07-19
CA2503335A1 (en) 1994-07-07
EP1094395A2 (de) 2001-04-25

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