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. 19, 2021

Filed:

Nov. 21, 2018
Applicant:

Advanced Micro Devices, Inc., Santa Clara, CA (US);

Inventors:

Tan Peng, San Jose, CA (US);

Dong Zhu, Austin, TX (US);

Assignee:

Advanced Micro Devices, Inc., Santa Clara, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/20 (2006.01); G01R 31/317 (2006.01); G01R 31/3177 (2006.01); G06F 13/42 (2006.01); H04L 9/08 (2006.01);
U.S. Cl.
CPC ...
G01R 31/31705 (2013.01); G01R 31/3177 (2013.01); G01R 31/31719 (2013.01); G06F 13/4282 (2013.01); H04L 9/0816 (2013.01); G06F 2213/0042 (2013.01);
Abstract

Systems, apparatuses, and methods for implementing debug features on a secure coprocessor to handle communication and computation between a debug tool and a debug target are disclosed. A debug tool generates a graphical user interface (GUI) to display debug information to a user for help in debugging a debug target such as a system on chip (SoC). A secure coprocessor is embedded on the debug target, and the secure coprocessor receives debug requests generated by the debug tool. The secure coprocessor performs various computation tasks and/or other operations to prevent multiple round-trip messages being sent back and forth between the debug tool and the debug target. The secure coprocessor is able to access system memory and determine a status of a processor being tested even when the processor becomes unresponsive.


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