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Logical separation and accessing of descriptor memories

  • US 7,215,662 B1
  • Filed: 03/22/2002
  • Issued: 05/08/2007
  • Est. Priority Date: 03/22/2002
  • Status: Expired due to Fees
First Claim
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1. A packet header processing engine comprising:

  • a template memory configured to store template data;

    a tag descriptor memory configured to store tag descriptor data;

    a layer x (Lx) descriptor memory configured to store Lx descriptor data; and

    an Lx header execution unit connected to the template memory, the tag descriptor memory, and the Lx descriptor memory and configured to construct an Lx header from at least one of the template data, the tag descriptor data, or the Lx descriptor data.

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