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Data transfer control device and electronic equipment

  • US 20050044291A1
  • Filed: 10/12/2004
  • Published: 02/24/2005
  • Est. Priority Date: 10/15/1999
  • Status: Active Grant
First Claim
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1. A data transfer control device for transferring data among a plurality of nodes that are connected to a bus, the data transfer control device comprising:

  • a page table fetch circuit that operates when a page table exists in a storage means of another node, to fetch the page table from the other node;

    a page table creation circuit that operates when no page table exists in a storage means of the other node, to create a virtual page table based on page boundary information; and

    a transfer execution circuit which executes processing to divide transfer data into packets that do not traverse page boundaries, based on the thus fetched or created page table, and transmit the packets.

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