ATE372550T1 - Cache-crossbar-arbitrierung - Google Patents

Cache-crossbar-arbitrierung

Info

Publication number
ATE372550T1
ATE372550T1 AT04779817T AT04779817T ATE372550T1 AT E372550 T1 ATE372550 T1 AT E372550T1 AT 04779817 T AT04779817 T AT 04779817T AT 04779817 T AT04779817 T AT 04779817T AT E372550 T1 ATE372550 T1 AT E372550T1
Authority
AT
Austria
Prior art keywords
processing cores
processor chip
arbiter
crossbar
outputs
Prior art date
Application number
AT04779817T
Other languages
English (en)
Inventor
Kunle Olukotun
Original Assignee
Sun Microsystems 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 Sun Microsystems Inc filed Critical Sun Microsystems Inc
Application granted granted Critical
Publication of ATE372550T1 publication Critical patent/ATE372550T1/de

Links

Classifications

    • 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
    • G06F13/16—Handling requests for interconnection or transfer for access to memory bus
    • G06F13/1605—Handling requests for interconnection or transfer for access to memory bus based on arbitration
    • G06F13/1652—Handling requests for interconnection or transfer for access to memory bus based on arbitration in a multiprocessor architecture
    • G06F13/1657—Access to multiple memories
    • 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
    • G06F12/084—Multiuser, multiprocessor or multiprocessing cache systems with a shared cache
    • 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
    • G06F12/0844—Multiple simultaneous or quasi-simultaneous cache accessing
    • G06F12/0846—Cache with multiple tag or data arrays being simultaneously accessible
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3836—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution
    • G06F9/3851—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution from multiple instruction streams, e.g. multistreaming
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3885—Concurrent instruction execution, e.g. pipeline or look ahead using a plurality of independent parallel functional units
    • G06F9/3889—Concurrent instruction execution, e.g. pipeline or look ahead using a plurality of independent parallel functional units controlled by multiple instructions, e.g. MIMD, decoupled access or execute
    • G06F9/3891—Concurrent instruction execution, e.g. pipeline or look ahead using a plurality of independent parallel functional units controlled by multiple instructions, e.g. MIMD, decoupled access or execute organised in groups of units sharing resources, e.g. clusters

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Multimedia (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Bus Control (AREA)
  • Advance Control (AREA)
AT04779817T 2003-08-19 2004-07-30 Cache-crossbar-arbitrierung ATE372550T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US49660203P 2003-08-19 2003-08-19
US10/855,060 US7133950B2 (en) 2003-08-19 2004-05-26 Request arbitration in multi-core processor

Publications (1)

Publication Number Publication Date
ATE372550T1 true ATE372550T1 (de) 2007-09-15

Family

ID=34221419

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04779817T ATE372550T1 (de) 2003-08-19 2004-07-30 Cache-crossbar-arbitrierung

Country Status (6)

Country Link
US (1) US7133950B2 (de)
EP (1) EP1656615B1 (de)
AT (1) ATE372550T1 (de)
DE (1) DE602004008783T2 (de)
TW (1) TW200516399A (de)
WO (1) WO2005020079A2 (de)

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Also Published As

Publication number Publication date
DE602004008783T2 (de) 2008-06-12
US7133950B2 (en) 2006-11-07
US20050060457A1 (en) 2005-03-17
WO2005020079A2 (en) 2005-03-03
EP1656615A2 (de) 2006-05-17
EP1656615B1 (de) 2007-09-05
WO2005020079A3 (en) 2006-01-12
DE602004008783D1 (de) 2007-10-18
TW200516399A (en) 2005-05-16

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