Semiconductor Engineering

The High But Often Unnecessary Cost Of Coherence

Cache coherency, a common technique for improving performance in chips, is becoming less useful as general-purpose processors are supplemented with, and sometimes supplanted by, highly specialized ...
Semiconductor Engineering

Cache Coherence In Network On Chip Design (NTU)

A new technical paper titled “Learning Cache Coherence Traffic for NoC Routing Design” was published by researchers at Nanyang Technological University. “In this work, we propose a cache ...
Design-Reuse

Using OCP and Coherence Extensions to Support System-Level Cache Coherence

Open Core Protocol (OCP) [1][2] is a common standard for Intellectual Property (IP)core interfaces. OCP facilitates IP core plug-and-play and simplifies reuse by decoupling the cores from the on-chip ...
Design-Reuse

Leveraging OCP for Cache Coherent Traffic Within an Embedded Multi-core Cluster

Scaling processing performance beyond the frequency and power envelope of single core systems has led to the emergence of multi-core clusters. Data access management within such processing systems ...
Electronic Design

Adding Cache to IPs and SoCs

Cache memory significantly reduces time and power consumption for memory access in systems-on-chip. Technologies like AMBA protocols facilitate cache coherence and efficient data management across CPU ...