L31 Embedded Core Extensions For Wireless And Connectivity


5G is the latest generation of cellular networks using the 3rd Generation Partnership Project (3GPP) 5G New Radio air interface. Unlike previous generations of network (2G, 3G & 4G), which had a one-size-fits-all approach, 5G aims to address a wide range of very different applications. To flexibly support diverse quality of service requirements, network slicing is introduced to enable multip... » read more

An Energy Efficient, Linux-Capable RISC-V Host Platform Designed For The Seamless Plug-In And Control Of Domain-Specific Accelerators


A technical paper titled “Cheshire: A Lightweight, Linux-Capable RISC-V Host Platform for Domain-Specific Accelerator Plug-In” was published by researchers at ETH Zurich and University of Bologna. Abstract: "Power and cost constraints in the internet-of-things (IoT) extreme-edge and TinyML domains, coupled with increasing performance requirements, motivate a trend toward heterogeneous arc... » read more

Tools for Co-Designing HPC Systems Using RISC-V As A Demonstrator


A technical paper titled “Software Development Vehicles to enable extended and early co-design: a RISC-V and HPC case of study” was published by researchers at Barcelona Supercomputing Center and FORTH. Abstract: "Prototyping HPC systems with low-to-mid technology readiness level (TRL) systems is critical for providing feedback to hardware designers, the system software team (e.g., co... » read more

Software-Defined Hardware Architectures


Hardware/software co-design has been a goal for several decades, but success has been limited. More recently, progress has been made in optimizing a processor as well as the addition of accelerators for a given software workload. While those two techniques can produce incredible gains, it is not enough. With increasing demands being placed on all types of processing, single-processor solutio... » read more

No One-Size-Fits-All Approach To RISC-V Processor Optimization


As the demand for high-performance processors continues to grow and semiconductor scaling laws continue to show their limits, the need for processor optimization is inevitable. As I explained in a previous blog, RISC-V is designed to enable this. However, there is no one-size-fits-all approach to processor optimization. As each workload and each application will have their own requirements, th... » read more

A Formal-Based Approach For Efficient RISC-V Processor Verification


The openness of RISC-V allows customizing and extending the architecture and microarchitecture of a RISC-V based core to meet specific requirements. This appetite for more design freedom is also shifting the verification responsibility to a growing community of developers. Processor verification, however, is never easy. The very novelty and flexibility of the new specification results in new fu... » read more

Advanced RISC-V Verification Methodology Projects


The open standard of RISC-V offers developers new freedoms to explore new design flexibilities and enable innovations with optimized processors. As a design moves from concept to implementation new resources are appearing to help with standards for testbenches, verification IP reuse, and coverage analysis. RISC-V offers every SoC team the possibility to design an optimized processor, but this a... » read more

Chips Getting More Secure, But Not Quickly Enough


Experts at the Table: Semiconductor Engineering sat down to talk about the impact of heterogeneous integration, more advanced RISC-V designs, and a growing awareness of security threats, with Mike Borza, Synopsys scientist; John Hallman, product manager for trust and security at Siemens EDA; Pete Hardee, group director for product management at Cadence; Paul Karazuba, vice president of marketin... » read more

Edge HW-SW Co-Design Platform Integrating RISC-V And HW Accelerators


A new technical paper titled "EigenEdge: Real-Time Software Execution at the Edge with RISC-V and Hardware Accelerators" was published by researchers at Columbia University. "We introduce a hardware/software co-design approach that combines software applications designed with Eigen, a powerful open-source C++ library that abstracts linear-algebra workloads, and real-time execution on heterog... » read more

EPFL’s Open Source Single-Core RISC-V Microcontroller for Edge Computing


A new technical paper titled "X-HEEP: An Open-Source, Configurable and Extendible RISC-V Microcontroller" was published by researchers at Ecole Polytechnique Fédérale de Lausanne (EPFL). Abstract: "In this work, we present eXtendible Heterogeneous Energy-Efficient Platform (X-HEEP), a configurable and extendible single-core RISC-V-based ultra-low-power microcontroller. X-HEEP can be used ... » read more

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