Patent · US Active

Memory management in secure enclaves

US9747102B2 · kind B2 · utility

11Cited by

0References

9Claims

0Family size

Assignee

Intel Corporation · US

Inventors

Rebekah Leslie · Portland, US
Carlos V. Rozas · Portland, US
Vincent R. Scarlata · Beaverton, US
Simon P. Johnson · Beaverton, US
Uday Savagaonkar · Redmond, US
Barry E. Huntley · Hillsboro, US
Vedvyas Shanbhogue · Austin, US
Ittai Anati · Ramat HaSharon, IL
Francis X. McKeen · Portland, US
Michael A. Goldsmith · Lake Oswego, US
Ilya Alexandrovich · Haifa, IL
Alex Berenzon · Zichron Ya'akov, IL
Wesley H. Smith · Raleigh, US
Gilbert Neiger · Hillsboro, US

Key dates

Filing date	Dec 28, 2012
Grant date	Aug 29, 2017
Priority date	—
Expiry date	Aug 1, 2034

Classification

Technology area (CPC G)Physics
CPC primaryG06F2212/452
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

Embodiments of an invention for memory management in secure enclaves are disclosed. In one embodiment, a processor includes an instruction unit and an execution unit. The instruction unit is to receive a first instruction and a second instruction. The execution unit is to execute the first instruction, wherein execution of the first instruction includes allocating a page in an enclave page cache to a secure enclave. The execution unit is also to execute the second instruction, wherein execution of the second instruction includes confirming the allocation of the page.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.