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Understanding UVM Coverage for RISC-V Processor Designs
RISC-V processor verification demands a comprehensive coverage strategy that addresses both the flexibility of the open ISA and the complexity of modern SoC designs. Unlike proprietary processor cores that arrive pre-verified, RISC-V implementations require thorough verification by your engineering team—including configurable extensions and custom instructions. This white paper delivers a proven methodology for implementing UVM functional coverage for RISC-V cores, combining the open-source RISCV-DV framework with commercial verification tools to achieve measurable, repeatable verification closure.
What You'll Learn:
- Implement a complete UVM coverage model for RISC-V base instructions and standard extensions using RISCV-DV
- Define practical 100% ISA coverage metrics that balance mathematical completeness with simulation feasibility
- Merge functional and code coverage data across multiple testbenches to identify verification gaps efficiently
- Apply constrained random verification techniques specifically tailored to configurable RISC-V architectures
- Debug hardware and software simultaneously using integrated verification tools for embedded processor designs
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