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:
Feb. 23, 2016

Filed:

Mar. 20, 2014
Applicant:

Analog Devices, Inc., Norwood, MA (US);

Inventor:

Richard F. Grafton, Abington, MA (US);

Assignee:

ANALOG DEVICES, INC., Norwood, MA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 21/70 (2013.01);
U.S. Cl.
CPC ...
G06F 21/70 (2013.01);
Abstract

A security-aware master is provided, such that a master can determine its security state before attempting access to secure resources or before requesting secure access level. An exemplary system include a system interconnect; one or more masters coupled with the system interconnect; and a master security check register coupled with the system interconnect. The master security check register is configured to receive a request from a master via the system interconnect to access the master security check register, wherein the request includes a master operating state signal that indicates a security state of the master requesting access, and return a data value to the master based on the master operating state signal, wherein the data value indicates a current security state of the master requesting access.


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