Patent · US Active

DMA completion processing mechanism

US7415549B2 · kind B2 · utility

40Cited by

4References

18Claims

0Family size

Assignee

Intel Corporation · US

Inventors

Kiran Vemula · Hyderabad, IN
Victor Lau · Farmington Hills, US
Pak-Lung Seto · Shrewsbury, US
Nai-Chih Chang · Shrewsbury, US
William R. Halleck · Lancaster, US
Suresh Chemudupati · Austin, US
Ankit Parikh · Grafton, US
Gary Tsao · Austin, US

Key dates

Filing date	Sep 27, 2005
Grant date	Aug 19, 2008
Priority date	—
Expiry date	Aug 18, 2026

Classification

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

Abstract

According to one embodiment, a storage device is disclosed. The storage device includes a port having one or more lanes and a direct memory access (DMA) Descriptor Manager (DM). The DM generates and tracks completion of descriptors. The DM includes a first completion lookup table to track one or more fields of an input/output (I/O) context received at a first lane.

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