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. 23, 2021

Filed:

Dec. 19, 2017
Applicant:

Western Digital Technologies, Inc., San Jose, CA (US);

Inventors:

Shay Benisty, Beer Sheva, IL;

Alon Marcu, Tel-Mond, IL;

Ariel Navon, Revava, IL;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 12/1081 (2016.01); G06F 13/42 (2006.01);
U.S. Cl.
CPC ...
G06F 12/1081 (2013.01); G06F 3/0611 (2013.01); G06F 3/0635 (2013.01); G06F 3/0659 (2013.01); G06F 3/0679 (2013.01); G06F 13/4282 (2013.01); G06F 2213/0026 (2013.01);
Abstract

Apparatuses and methods of directly accessing a memory space of a storage device by a host are provided. In one embodiment, a method of driverless access of a non-volatile memory of a non-volatile memory device by a host includes initializing a PCIe memory space mapping a portion of the non-volatile memory of the non-volatile memory device to a host memory space. The non-volatile memory is mapped through a PCIe link between the host and the non-volatile memory device. Load/store commands are sent to the PCIe memory space for driverless access. The method further includes negotiating an alignment size of the minimum transaction packet size to complete the load/store commands.


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