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:
Jul. 27, 2021
Filed:
Feb. 21, 2019
Applicant:
International Business Machines Corporation, Armonk, NY (US);
Inventors:
Sakethan Reddy Kotta, Serilingampally, IN;
Eric Norman Lais, Georgetown, TX (US);
Rama Krishna Hazari, Telangana, IN;
Kumaraswamy Sripathy, Hyderabad, IN;
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/1081 (2016.01); G06F 12/0891 (2016.01); G06F 12/0831 (2016.01);
U.S. Cl.
CPC ...
G06F 12/1081 (2013.01); G06F 12/0833 (2013.01); G06F 12/0891 (2013.01); G06F 2212/621 (2013.01);
Abstract
Managing direct memory access (DMA) by: defining a translate control entity (TCE) cache flag for cache memory addresses, receiving a DMA TCE related request, checking the TCE cache flag status, and completing the TCE related request according to the TCE cache flag status.