Programmer Group

1. Three basic characteristics of object-oriented Object: everything is an object Class: a class is an abstract collection of objects with the same properties and behavior Instance: an object is an instance of a class Encapsulation can hide the implementation details and make the code modular; Inheritance can extend existing code modules, ...

UVM register model integration The bus interface timing of MCDF access register is relatively simple. The control register interface first needs to parse cmd at each clock. When cmd is a write instruction, you need to cmd the data_ data_ Write in to cmd_ In the register corresponding to addr. When cmd is a read instruction, you need to rea ...

UVM layering sequence Introduction to layering sequence If we are building more complex protocol bus transmission, such as PCIe, USB3.0, etc., a single transmission level will be less friendly to future incentive multiplexing and upper layer control. For this deeper data transmission, in practice, both VIP and self-developed environments ...

UVM message management 1, Foreword A good verification system should have message management features, which are: Print information in a standardized wayFilter (importance level) informationPrint channel These features are supported in UVM, which provides a series of rich classes and methods to generate and filter messages:Message method ...

Class method A program in a class is also called a method, that is, an internal task or function defined within the scope of the class. The following example defines the display () method for the Transaction class. System Verilog will call the correct display () method according to the type of handle. class Transaction; bit[31:0]addr,crc ...

There are two methods defined in sv's class:.function and task.Below are descriptions of their features and ways of declaring them, as well as their similarities and differences. 1. function Features of 1.1 function function cannot have built-in time-consuming statements, which are returned immediately upon invocation, i.e. do not consum ...