Intel Corporation

Kiran Vemula

Victor Lau

William R Halleck

Nai-Chih Chang

Pak-Lung Seto

Gary Tsao

Naichih Chang

Suresh Chemudupati

Pak-Iung Seto

Ankit Parikh

A storage device is disclosed. The storage device includes a storage controller. The storage controller includes a direct memory access (DMA) Descriptor Manager (DM) to generate DMA descriptors by monitoring user data and a data integrity field (DIF) transferred between a host memory and a local memory based upon a function being performed.

DMA descriptor management mechanism

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.

DMA completion processing mechanism

Growing community of inventors

Worcester, MA, United States of America

Kiran Vemula