https://github.com/cocotb/cocotb

cocotb: Python-based chip (RTL) verification
https://github.com/cocotb/cocotb

python test uvm verification verilog vhdl

Last synced: 11 months ago
JSON representation

cocotb: Python-based chip (RTL) verification

• Host: GitHub
• URL: https://github.com/cocotb/cocotb
• Owner: cocotb
• License: bsd-3-clause
• Created: 2013-06-12T20:07:15.000Z (almost 13 years ago)
• Default Branch: master
• Last Pushed: 2025-05-09T04:08:48.000Z (11 months ago)
• Last Synced: 2025-05-09T05:21:02.892Z (11 months ago)
• Topics: python, test, uvm, verification, verilog, vhdl
• Language: Python
• Homepage: https://www.cocotb.org
• Size: 9.3 MB
• Stars: 1,966
• Watchers: 104
• Forks: 549
• Open Issues: 422
• Metadata Files:
  • Readme: README.md
  • Contributing: CONTRIBUTING.md
  • License: LICENSE

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• StarryDivineSky - cocotb/cocotb - Verification of Chip Designs with Python）是一个基于Python的开源硬件验证框架，主要用于芯片设计的寄存器传输级（RTL）验证。项目通过Python语言编写测试用例，实现对数字电路设计的自动化测试，显著降低了验证门槛，尤其适合熟悉Python的工程师快速构建测试环境。其核心工作原理是通过Python脚本与仿真工具（如Verilator、Icarus、GHDL等）进行交互，利用Python的动态特性实现对硬件设计的实时监控和信号控制，同时支持多线程和协程（coroutines）技术，实现测试用例的并行执行与高精度时序控制。项目特色包括：1）完全开源，支持跨平台使用；2）提供丰富的接口库，可直接操作硬件设计中的信号和寄存器；3）支持多种仿真工具插件扩展，兼容主流工业级仿真器；4）集成VUnit等工具链，提升验证效率；5）通过断言机制（assertions）和覆盖率分析功能，确保设计的完整性和可靠性。cocotb被广泛应用于半导体行业，用于验证从简单逻辑门到复杂SoC（系统级芯片）的设计，尤其适合需要高频次迭代测试的场景。其社区活跃且持续更新，开发者可通过插件机制扩展功能，例如支持新的仿真工具或增加调试可视化模块。项目通过模块化设计，允许用户根据需求定制测试流程，同时提供详细的文档和示例代码，降低了学习成本，是RTL验证领域的重要开源工具。 (硬件_其他 / 资源传输下载)

README

          
**cocotb** is a framework empowering users to write VHDL and Verilog testbenches in Python.

[![Documentation Status](https://readthedocs.org/projects/cocotb/badge/?version=development)](https://docs.cocotb.org/en/stable/)

[![CI](https://github.com/cocotb/cocotb/actions/workflows/build-test-dev.yml/badge.svg?branch=master)](https://github.com/cocotb/cocotb/actions/workflows/build-test-dev.yml)

[![PyPI](https://img.shields.io/pypi/dm/cocotb.svg?label=PyPI%20downloads)](https://pypi.org/project/cocotb/)

[![Gitpod Ready-to-Code](https://img.shields.io/badge/Gitpod-ready--to--code-blue?logo=gitpod)](https://gitpod.io/#https://github.com/cocotb/cocotb)

[![codecov](https://codecov.io/gh/cocotb/cocotb/branch/master/graph/badge.svg)](https://codecov.io/gh/cocotb/cocotb)

* Check out the [tutorial](https://docs.cocotb.org/en/stable/quickstart.html)

* Read the [docs](https://docs.cocotb.org/en/stable/)

* Find more info in the [wiki](https://github.com/cocotb/cocotb/wiki)

* Discover [useful extensions](https://github.com/cocotb/cocotb/wiki/Further-Resources#utility-libraries-and-frameworks)

* Join the discussion in the [Gitter chat room](https://gitter.im/cocotb/Lobby)

* [Ask a question](https://github.com/cocotb/cocotb/discussions)

* [Raise a bug / request an enhancement](https://github.com/cocotb/cocotb/issues/new)

**Note: The current `master` branch of the cocotb repository is expected to be released as cocotb 2.0, which contains API-breaking changes from previous 1.x releases.**