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:
Aug. 25, 2026
Filed:
Apr. 01, 2022
Intel Corporation, Santa Clara, CA (US);
Vidhya Krishnan, Folsom, CA (US);
Ankur Shah, Folsom, CA (US);
Bryan White, Chandler, AZ (US);
Daniel Nemiroff, El Dorado Hills, CA (US);
David Puffer, Tempe, AZ (US);
Julien Carreno, El Dorado Hills, CA (US);
Scott Janus, Loomis, CA (US);
Ravi Sahita, Portland, OR (US);
Hema Nalluri, Bengaluru, IN;
Utkarsh Y. Kakaiya, Folsom, CA (US);
Intel Corporation, Santa Clara, CA (US);
Abstract
Security and support for trust domain operation is described. An example of a method includes processing, at an accelerator, one or more compute workloads received from a host system; upon receiving a notification that a trust domain has transitioned to a secure state, transition an original set of privileges for the accelerator to a downgraded set of privileges; upon receiving a command from the host system for the trust domain, processing the command in accordance with the trust domain; and upon receiving a request from the host system to access a register, for a register included in an allowed list of registers for access, allow access to the register, and, for a register that is not within the allowed list of registers for access, disallowing access to the register.