Patent · US Active

System management mode inter-processor interrupt redirection

US8151027B2 · kind B2 · utility

21Cited by

8References

12Claims

0Family size

Assignee

Intel Corporation · US

Inventors

Vincent J. Zimmer · Federal Way, US
Jiewen Yao · Shanghai, CN

Key dates

Filing date	Apr 8, 2009
Grant date	Apr 3, 2012
Priority date	—
Expiry date	Apr 8, 2029

Classification

Technology area (CPC G)Physics
CPC primaryG06F9/4812
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

A method, processor, and system are disclosed. In one embodiment method includes a first processor core among several processor cores entering into a system management mode. At least one of the other additional processor cores apart from the first processor core remain operational and do not enter the system management mode. Then, once in the system management mode, the first processor core responds to an inter-processor interrupt.

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