Programmable wake up of memory transfer controllers in a memory transfer engine

CAFC
  • US 6,708,259 B1
  • Filed: 02/01/2002
  • Issued: 03/16/2004
  • Est. Priority Date: 02/02/2001
  • Status: Active Grant
First Claim
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1. In a semiconductor chip, a method of waking up an idle memory transfer controller in response to an event from an external source, said method comprising:

  • a) writing to at least one hardware register of a memory transfer engine including a plurality of memory transfer controllers, said writing performed by an external agent; and

    b) activating an idle memory transfer controller so that it can execute instructions, said activation enabled by the writing step.

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