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RETRIEVING BOOT INSTRUCTIONS FROM NONVOLATILE MEMORY

  • US 20110078432A1
  • Filed: 12/06/2010
  • Published: 03/31/2011
  • Est. Priority Date: 04/10/2006
  • Status: Active Grant
First Claim
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1. A method for booting a device, the method comprising:

  • detecting a reset signal associated with the device;

    retrieving a predetermined page of data from a location in nonvolatile memory location, wherein each page of data is retrieved from the nonvolatile memory as a unit and the page of data includes at least one instruction for booting the device;

    loading the predetermined page including the at least one booting instruction into a register associated with the nonvolatile memory;

    receiving a command to read data stored in the register, wherein the command includes an address identifying a location within the register of the at least one booting instruction;

    directly retrieving the at least one instruction from the register for execution by a processor; and

    retrieving subsequent booting instructions from a Random Access Memory (RAM) of the device for executing an operating system and software applications.

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