Patent · US Active

Trusted boot and runtime operation

US9384352B2 · kind B2 · utility

2Cited by

2References

21Claims

0Family size

Assignee

Intel Corporation · US

Inventors

Jiewen Yao · Shanghai, CN
Vincent J. Zimmer · Federal Way, US
Nicholas J. Adams · Beaverton, US
Willard M. Wiseman · Tigard, US
Qin Long · Shanghai, CN
Shihui Li · Shanghai, CN

Key dates

Filing date	Oct 2, 2013
Grant date	Jul 5, 2016
Priority date	—
Expiry date	Jun 26, 2034

Classification

Technology area (CPC G)Physics
CPC primaryG06F9/4403
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

An embodiment includes an apparatus comprising: an out-of-band cryptoprocessor including secure non-volatile storage that couples to a root index, having a fixed address, and comprises first and second variables referenced by the root index; and semiconductor integrated code (SIC) including embedded processor logic to initialize a processor and embedded memory logic to initialize a memory coupled to the processor; wherein (a) the SIC is to be executed responsive to resetting the processor and prior to providing control to boot code, and (b) the SIC is to perform pre-boot operations in response to accessing at least one of the first and second variables. Other embodiments are described herein.

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