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Mailbox registers for synchronizing header processing execution

  • US 7,158,520 B1
  • Filed: 03/22/2002
  • Issued: 01/02/2007
  • 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 first packet processing unit configured to generate first packet header information relating to a packet header;

    a second packet processing unit implemented in parallel with the first packet processing unit and configured to generate second packet header information relating to the packet header; and

    a first mailbox register through which the first packet processing and the second packet processing unit communicate.

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