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. 26, 2019

Filed:

Jul. 26, 2018
Applicant:

Google Llc, Mountain View, CA (US);

Inventors:

Rama Krishna Govindaraju, San Jose, CA (US);

Liqun Cheng, Foster City, CA (US);

Parthasarathy Ranganathan, San Jose, CA (US);

Assignee:

Google LLC, Mountain View, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 12/0862 (2016.01); G06F 3/06 (2006.01); G06F 12/0868 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0862 (2013.01); G06F 3/06 (2013.01); G06F 12/0868 (2013.01); G06F 2212/602 (2013.01);
Abstract

Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for pre-fetching data. The methods, systems, and apparatus include actions of providing a request for data to an input-output device and receiving a set of memory addresses for the requested data. Additional actions include determining a subset of the memory addresses, providing a request for a processor to pre-fetch or inject data corresponding to the subset of the memory addresses, and receiving the requested data and the set of memory addresses. Additional actions include determining that the received data includes data for the subset of memory addresses that has been requested to be pre-fetched or injected, storing the data for the subset of memory addresses in a cache of the processor, and storing remaining data of the received data for the memory addresses in a main memory.


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