Patent · US Active

Extended message signaled interrupts (MSI) message data

US10922252B2 · kind B2 · utility

0Cited by

3References

31Claims

0Family size

Assignee

QUALCOMM Incorporated · US

Inventors

Ofer Rosenberg · San Diego, US
Amit Gil · Jerusalem, IL
James Lionel Panian · San Marcos, US
Piyush Patel · San Jose, US
Shaul Yohai Yifrach · Haifa, IL

Key dates

Filing date	Jun 16, 2016
Grant date	Feb 16, 2021
Priority date	—
Expiry date	Nov 28, 2036

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02D10/00
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

Extended message signaled interrupts (MSI) data are disclosed. In one aspect, MSI bits are modified to include a system level identifier. In an exemplary aspect, an upper sixteen bits of the MSI message data are modified to be the system level identifier. By providing the system level identifier within the MSI message data, an interrupt controller can verify the interrupt source.

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