PEER-TO-PEER LINK SHARING FOR UPSTREAM COMMUNICATIONS FROM XPUS TO A HOST PROCESSOR

PEER-TO-PEER LINK SHARING FOR UPSTREAM COMMUNICATIONS FROM XPUS TO A HOST PROCESSOR

A processor unit comprising a first controller to couple to a host processing unit over a first link; a second controller to couple to a second processor unit over a second link, wherein the second processor unit is to couple to the host central processing unit via a third link; and circuitry to det...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Puffer, David M, Pal, Rahul, Suthar, Nayan Amrutlal, Jagannathan, Ashok
Format: Patent
Sprache:eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
PHYSICS
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Beschreibung
Zusammenfassung:A processor unit comprising a first controller to couple to a host processing unit over a first link; a second controller to couple to a second processor unit over a second link, wherein the second processor unit is to couple to the host central processing unit via a third link; and circuitry to determine whether to send a cache coherent request to the host central processing unit over the first link or over the second link via the second processing unit.