Patents by Inventor ASIM A. ZAIDI

ASIM A. ZAIDI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Systems and methods for secure boot ROM patch
    Patent number: 9471785
    Abstract: A data processing system includes a boot read only memory (ROM) configured to store boot code; one time programmable (OTP) storage circuitry configured to store patch instructions; a random access memory (RAM); and a processor coupled to the boot ROM, the OTP storage circuitry, and the RAM. The processor is configured to: in response to a reset of the data processing system, copy one or more patch instructions from the OTP storage circuitry into the RAM, and during execution of the boot code, execute a patch instruction from the RAM in place of a boot instruction of the boot code.
    Type: Grant
    Filed: August 30, 2013
    Date of Patent: October 18, 2016
    Assignee: FREESCALE SEMICONDUCTOR, INC.
    Inventors: Asim A. Zaidi, Chongbin Fan, Fareeduddin A. Mohammed, Mingle Sun, Glen G. Wienecke, Rodney D. Ziolkowski
  • SYSTEMS AND METHODS FOR SECURE BOOT ROM PATCH
    Publication number: 20150067313
    Abstract: A data processing system includes a boot read only memory (ROM) configured to store boot code; one time programmable (OTP) storage circuitry configured to store patch instructions; a random access memory (RAM); and a processor coupled to the boot ROM, the OTP storage circuitry, and the RAM. The processor is configured to: in response to a reset of the data processing system, copy one or more patch instructions from the OTP storage circuitry into the RAM, and during execution of the boot code, execute a patch instruction from the RAM in place of a boot instruction of the boot code.
    Type: Application
    Filed: August 30, 2013
    Publication date: March 5, 2015
    Inventors: ASIM A. ZAIDI, CHONGBIN FAN, FAREEDUDDIN A. MOHAMMED, MINGLE SUN, GLEN G. WIENECKE, RODNEY D. ZIOLKOWSKI