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:
Mar. 12, 2019

Filed:

Feb. 08, 2017
Applicant:

Intel Corporation, Santa Clara, CA (US);

Inventors:

Joydeep Ray, Folsom, CA (US);

Varghese George, Folsom, CA (US);

Inder M. Sodhi, Folsom, CA (US);

Jeffrey R. Wilcox, El Dorado Hills, CA (US);

Assignee:

Intel Corporation, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 12/02 (2006.01); G06F 12/06 (2006.01); G11C 5/04 (2006.01); G06F 1/3287 (2019.01); G06F 12/0811 (2016.01); G06F 15/78 (2006.01);
U.S. Cl.
CPC ...
G06F 3/061 (2013.01); G06F 1/3287 (2013.01); G06F 3/0634 (2013.01); G06F 3/0655 (2013.01); G06F 3/0688 (2013.01); G06F 12/0246 (2013.01); G06F 12/0638 (2013.01); G06F 12/0811 (2013.01); G06F 15/781 (2013.01); G11C 5/04 (2013.01); G06F 2212/283 (2013.01); G06F 2212/7206 (2013.01);
Abstract

A processor includes a first memory interface to be coupled to a plurality of dual in-line memory module (DIMM) sockets located off-package, a second memory interface to be coupled to a non-volatile memory (NVM) socket located off-package, and a multi-level memory controller (MLMC). The MLMC is to: control the DIMMs disposed in the plurality of DIMM sockets as main memory in a one-level memory (1LM) configuration; detect a switch from a 1LM mode of operation to a two-level memory (2LM) mode of operation in response to a basic input/output system (BIOS) detection of a low-power DIMM disposed in one of the DIMM sockets and a NVM device disposed in the NVM socket in a 2LM configuration; and control the low-power DIMM as cache in the 2LM configuration in response to detection of the switch from the 1LM mode of operation to the 2LM mode of operation.


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