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:
Oct. 17, 2017

Filed:

Apr. 22, 2014
Applicant:

Dell Products, Lp, Round Rock, TX (US);

Inventors:

Richard M. Tonry, Austin, TX (US);

Matthew G. Page, Round Rock, TX (US);

Assignee:

Dell Products, LP, Round Rock, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/57 (2013.01); G06F 9/48 (2006.01); G06F 21/55 (2013.01); G06F 21/56 (2013.01); G06F 21/74 (2013.01);
U.S. Cl.
CPC ...
G06F 21/57 (2013.01); G06F 9/4812 (2013.01); G06F 21/554 (2013.01); G06F 21/566 (2013.01); G06F 21/74 (2013.01); G06F 2221/034 (2013.01);
Abstract

An information handling system includes a processor operable to receive a system management interrupt, and an embedded controller coupled to the processor via a primary interface and via a system management interrupt interface. The embedded controller receives a command to enable address decoding from the processor via the primary interface, sends the system management interrupt via the system management interrupt interface in response to receiving the command, and receives an indication from the processor via the primary interface, the indication including a determination if the processor was operating in a system management mode when the processor sent the command.


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