The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 31, 2023

Filed:

Dec. 23, 2020
Applicant:

Intel Corporation, Santa Clara, CA (US);

Inventors:

Nivedita Aggarwal, Portland, OR (US);

Zhenyu Zhu, Folsom, CA (US);

Michael Berger, Jerusalem, IL;

Assignee:

Intel Corporation, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/55 (2013.01); G06F 11/14 (2006.01); G06F 13/42 (2006.01); G06F 21/57 (2013.01); H04L 9/32 (2006.01); G06F 11/07 (2006.01); G06F 11/20 (2006.01); H04L 9/08 (2006.01);
U.S. Cl.
CPC ...
G06F 21/554 (2013.01); G06F 11/1456 (2013.01); G06F 11/1469 (2013.01); G06F 13/4282 (2013.01); G06F 21/572 (2013.01); H04L 9/3239 (2013.01); G06F 2201/805 (2013.01); G06F 2221/033 (2013.01);
Abstract

An apparatus to facilitate descriptor resiliency in a computer system platform is disclosed. The apparatus comprises a non-volatile memory to store firmware for a computer system platform, wherein the firmware comprises a primary descriptor including access permission details for platform components and a secondary descriptor including a backup copy of the access permission details and a controller, coupled to the first non-volatile memory, including recovery hardware to detect a problem during a platform reset with the primary descriptor, recover the contents of the primary descriptor from the backup copy included in the secondary descriptor and store the contents of the backup copy to primary descriptor.


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