Patent · US Active

Methods and systems for direct memory access (DMA) in-flight status

US8706923B2 · kind B2 · utility

2Cited by

3References

11Claims

0Family size

Assignee

TEXAS INSTRUMENTS INCORPORATED · US

Inventors

Jagadeesh Sankaran · Dublin, US
Jeremiah E. Golston · Sugar Land, US

Key dates

Filing date	Sep 14, 2010
Grant date	Apr 22, 2014
Priority date	—
Expiry date	Jan 7, 2031

Classification

Technology area (CPC G)Physics
CPC primaryG06F13/28
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

In accordance with at least some embodiments, a system includes a processing entity configured to run multiple threads. The system also includes a direct memory access (DMA) engine coupled to the processing entity, the DMA engine being configured to track DMA in-flight status information for each of a plurality of DMA channels. The processing entity is configured to manage overlapping DMA requests to a DMA channel of the DMA engine based on said DMA in-flight status information.

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