Agnisys

  UVM Register Model, a key component of the Universal Verification Methodology (UVM), is a standardized methodology for verifying digital designs. It provides a framework for creating robust and reusable testbenches in the field of hardware verification. One essential aspect of UVM is its Register Abstraction Layer (RAL), which enables efficient verification of register-rich designs. In this article, we'll take a closer look at the UVM Register Model and explore its key components and concepts. Register Abstraction Layer (RAL) The  UMV Register Layer  is designed to model and verify register-based functionalities in a design. This includes registers, memory-mapped registers, and the associated fields within those registers. The primary purpose of RAL is to provide a systematic and efficient way of accessing and manipulating registers during verification. RAL Model in UVM Environment The UVM environment is a collection of components, including the genera...

  Chip designers  have always reused circuitry, when possible, to shrink the project schedule, save resources, and reduce risk by using a silicon-verified design. Many types of  chip design  elements are common in diverse applications, and gradually these became packaged into libraries shared across all the teams in a company. The advent of register-transfer-level (RTL) descriptions made reuse much easier since logic synthesis tools could map the same code to many different silicon technologies. Rise of Reusing IP Chips In the 1990s, internal reuse was complemented by a robust commercial silicon intellectual property (IP) industry, in which both digital RTL cores and hard macros for analog elements were licensed to many different customers. Chip designers could focus their time and effort on differentiating features rather than common functions where custom  chip design  yielded no competitive advantage. Today’s large system-on-chip (SoC) designs contain hu...