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Lab 45of 60

  1. SystemVerilog RTL Foundations6

  2. Strong Typing & Data Modeling6

  3. Parameters, Packages & Reuse5

  4. Interfaces & Modports5

  5. Assertions & Temporal Reasoning7

  6. Testbench Architecture5

  7. OOP Verification Foundations6

  8. Concurrency & Communication5

  9. Constrained Random6

  10. Functional Coverage5

  11. Integrated Verification Projects4

Concurrency & CommunicationPublished

Semaphores & Shared Resource Arbitration

Let two threads drive one bus at once and watch the transactions interleave into nonsense, then serialise access with a semaphore and confirm every transfer completes intact.

Advanced~50 minSelf-checking testbench2 challenges
Concepts covered
  • semaphore
  • get/put keys
  • Mutual exclusion
This lab is part of SystemVerilog Labs

Unlock the complete lab — language semantics, hardware meaning, complete SystemVerilog source, a self-checking testbench, compiler-diagnostic evidence, debugging walkthroughs and challenges — with the SystemVerilog Labs package.

  • Language semantics & hardware meaning
  • Complete, runnable SystemVerilog
  • Self-checking testbench
  • Compiler-diagnostic evidence
  • Debugging walkthroughs
  • 2 progressive challenges
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