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:
Jun. 28, 2022

Filed:

Jan. 31, 2020
Applicant:

American Megatrends International, Llc, Norcross, GA (US);

Inventors:

Madhan B. Santharam, Duluth, GA (US);

Stefano Righi, Lawrenceville, GA (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/44 (2018.01); G06F 9/4401 (2018.01); G06F 9/445 (2018.01); G06F 9/54 (2006.01);
U.S. Cl.
CPC ...
G06F 9/4411 (2013.01); G06F 9/44505 (2013.01); G06F 9/44578 (2013.01); G06F 9/547 (2013.01);
Abstract

During boot time of a computing system, a human-readable lookup table is utilized to generate a binary lookup table. At runtime, a hook to a function for reading or setting a firmware variable receives a request in a custom format or a standard format. If the request is in the custom format, the hook locates a mapping identifier (ID) associated with a setup question value to be read or set and a performs a lookup operation in the binary lookup table for the mapping ID. The hook retrieves the offset and bit width associated with the setup question value to be read or set from the binary lookup table. The hook then performs the requested get or set operation using the offset and width for the value and a conventional firmware function for getting or setting a firmware variable.


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