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.
Patent No.:
Date of Patent:
Dec. 29, 2015
Filed:
May. 20, 2013
Advanced Micro Devices, Inc., Sunnyvale, CA (US);
Winthrop J. Wu, Shrewsbury, MA (US);
ADVANCED MICRO DEVICES, INC., Sunnyvale, CA (US);
Abstract
A computer system includes a security processor, a first scan chain coupled to the security processor, a non-secure element, and a second scan chain coupled to the non-secure element. The computer system also includes one or more test access port controllers to control operation of the first and second scan chains, and further includes debug control logic, coupled to the one or more test access port controllers, to enable the one or more test access port controllers to activate debug functionality on the second scan chain but not the first scan chain in response to a predefined condition being satisfied.