一种基于UVM面向RISCCPU的可重用功能验证平台_谢峥.pdf

北京大学学报 ( 自然科学版), 第 50 卷 , 第 2 期 , 2014 年 3 月 Acta Scientiarum Naturalium Universitatis Pekinensis, Vol. 50, No. 2 (Mar. 2014) doi: 10.13209/j.0479-8023.2014.031 一种基于 UVM 面向RISC CPU 的 可重用功能验证平台 谢峥 王腾 雍珊珊 陈旭 苏吉婷 王新安† 北京大学深圳研究生院集成微系统科学工程与应用重点实验室 , 深圳 518055; † 通信作者 , E-mail: anxinwang@ 摘要 以 UVM 验证方法学和 UVM1.1 标准库为基础建立验证环境 , 按照面向方面的模式分离功能、时序和 结构属性, 设计参考模型 , 在事务级利用知识库自动产生高功能覆盖率效果的测试用例。面向 RISC CPU 的 功能验证实现领域重用, 以 PKU-DSPII 为例建立完整的验证平台。实验结果表明, 可重用性得到大幅提升, 且测试用例的覆盖率效果提升约 7%。 关键词 UVM; 面向方面建模; 智能验证 ; 领域知识重用 ; 验证自动化 中图分类号 TN47 A RISC CPU Oriented Reusable Functional Verification Platform Based on UVM XIE Zheng, WANG Teng, YONG Shanshan, CHEN Xu, SU Jiting, WANG Xin’an† Key Lab of Integrated Micro System Science Engineering and Application, Shenzhen Graduate School of Peking University, Shenzhen 518055; † Corresponding author, E-mail: anxinwang@ Abstract With a verification environment based on the UVM (universal verification Methodology) verification methodology and UVM1.1 standard library, building a reference model through the aspect-oriented paradigm and separation of properties of function, timing and structure and generating the high functional coverage test cases based on knowledge base at the transaction level, the integrated verification platform took the PKU-DSPII as example, to implement RISC CPU-oriented functional verification and domain reuse. Experimental results show that the reusability is enhanced significantly and the coverage efficiency