The Art of Verification

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  • System Verilog
    • “STATIC Properties and STATIC Methods”
    • @event Vs wait(event.triggered) in SystemVerilog
    • Concept of “This” in System Verilog:
    • Constraint Override in System Verilog:
    • Different Array Types and Queues in System Verilog
    • Directed Testing Vs Constraint Random Verification
    • Enable/Disable specific constraints:
    • Inheritance in SystemVerilog OOPs:
    • Encapsulation:
    • Polymorphism:
    • Flavours of Fork..Join
    • Generate randc behavior from rand variable:
    • Generate the array of unique values without using random and constraints
    • How to generate an array of unique random values
    • Ifdef Vs plusargs:
    • Logic in Systemverilog:
    • Mailbox in System Verilog
    • Plusargs in SystemVerilog:
    • Randcase Vs Randsequence in Systemverilog
    • randomize() Vs std::randomize()
    • Semaphore in SystemVerilog:
    • Shallow Copy Vs Deep Copy
    • STATIC and AUTOMATIC Lifetime:
    • Streaming Operator in SystemVerilog(Pack/Unpack):
    • System Verilog rand_mode() and constraint_mode()
    • Virtual Vs Pure Virtual Methods:
    • Weighted Distribution in System Verilog
  • UVM
    • Advantages of UVM over SV
    • Callbacks Vs Factory
    • Clock Monitors in SoC Verification
    • SoC Verification Flow
    • Concept of UVM Factory
    • Create() Vs new()
    • Typical UVM Testbench Architecture
    • How to build UVM Environment Part – 1
    • How to build UVM Environment Part – 2
    • How to Build UVM Environment Part – 3
    • How to Build UVM Environment Part – 4
    • How to Terminate UVM Test? (UVM Objections)
    • How to handle Interrupt in UVM?
    • How UVM Callback works?
    • How UVM Phasing is triggered?
    • How UVM RAL works?
    • How Virtual Interface can be pass using uvm_config_db in the UVM Environment?
    • M_sequencer Vs P_sequencer
    • Raise/Drop objection Automatically with UVM
    • Reset Testing using Phase Jump in UVM
    • UVM Macros, Messaging and UVM Reporting:
    • UVM Phasing
    • UVM Sequence Arbitration Mechanism
    • UVM Sequencer and Driver Communication:
    • UVM TLM Concepts:
    • uvm_config_db and uvm_resource_db
    • uvm_report_catcher/uvm_error demoter Example
    • Virtual Sequence and Sequencers:
    • Why do we need a Virtual Interface?
  • Functional Coverage
    • Types of Coverage Metrics
    • Functional Coverage Guidelines for Implementers:
    • Functional Coverage Options in System Verilog
  • Assertions
    • Assertions and Advantages of Assertions
    • Immediate Vs Concurrent Assertions
    • Basic Assertions Examples Part-1
    • Basic Assertions Examples Part-2
    • System Verilog Assertion Binding (SVA Bind)
  • Interview Questions
    • System Verilog Interview Questions
    • UVM Interview Questions
    • Understanding with AXI Protocol and Cache Coherency
    • General Questions on Coverage:
    • How to think like a Verification Engineer
  • Contact

Tag - Verification

  • Assertions

Formal Verification: Where to use it and Why?

May 5, 2022
by The Art of Verification
12 min read
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With innovations in technologies and methodology, the benefits of formal functional verification apply in many more areas. If we understand the characteristics of areas with high formal applicability, we can identify not only...

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  • UVM

How to handle Interrupt in UVM?

September 4, 2021
by The Art of Verification
6 min read
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Interrupt handling is a well-known feature of any SoC which usually comprises of CPU, Bus Fabric, several Controllers, Sub-Systems & many IP blocks as part of it. In some way or other Interrupts are used to act as...

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  • UVM

How Virtual Interface can be pass using uvm_config_db in the UVM Environment?

September 2, 2021
by The Art of Verification
5 min read
7 Comments

How to connect the DUT to the UVM Testbench?? In our traditional directed Testbench environments, all the components are “static” in nature & information (data/control) is also exchanged in the form of...

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  • System Verilog
  • UVM

Clock Monitors in SoC Verification

August 5, 2021
by The Art of Verification
7 min read
6 Comments

Introduction As technologies advance, we see increasingly complex SoCs in the market, SoCs that have various wireless modules, and processors that use new bus architectures to communicate with them. They can also have various...

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  • UVM

How UVM RAL works?

July 5, 2021
by The Art of Verification
9 min read
12 Comments

Today let’s talk about UVM RAL. In this post, I will introduce – What is RAL? and Why RAL is needed? and How the UVM RAL structure looks like? We know that our DUT (be it an SoC or Subsystem or Design Block) contains a...

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  • Interview Questions

Understanding with AXI Protocol and Cache Coherency

June 24, 2021
by The Art of Verification
1 min read
15 Comments

As AXI protocol and Cache Coherency are commonly used concepts these days in almost each and every complex SoC’s so knowledge of those concepts are must for everyone to know how it works. All AXI and Cache...

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  • UVM

How to Build UVM Environment Part – 4

May 16, 2021
by The Art of Verification
11 min read
5 Comments

Scoreboard The basic function of the scoreboard is to check the correctness of the output data of the design under test. The scoreboard you create should derive from uvm_scoreboard; however, there is no current functionality...

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  • UVM

How to Build UVM Environment Part – 3

May 16, 2021
by The Art of Verification
6 min read
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AGENTS As mentioned, an agent is a container that instantiates the driver, monitor, and sequencer. Agents can be either active or passive. In active mode, all three components are created, while in passive mode only the...

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  • UVM

How to build UVM Environment Part – 2

May 16, 2021
by The Art of Verification
11 min read
1 Comment

SEQUENCER The job of the sequencer is to control the flow of sequences to the driver. The fact that you can write six lines of code yet have a powerful implementation is the beauty of UVM. Having the sequencer mechanism...

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  • UVM

How to build UVM Environment Part – 1

May 16, 2021
by The Art of Verification
7 min read
2 Comments

In earlier post i.e. we learned which all components are required to develop UVM Environment/Testbench to verify complex Designs. In this blog post we will verify a small RTL Design by developing complete UVM...

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1 2 3 … 7 Next

Read More

  • UVM Sequencer and Driver Communication:
  • M_sequencer Vs P_sequencer
  • randomize() Vs std::randomize()
  • Create() Vs new()
  • Logic in Systemverilog:
  • UVM Macros, Messaging and UVM Reporting:
  • Semaphore in SystemVerilog:
  • SoC Verification Flow
  • How UVM Callback works?
  • “STATIC Properties and STATIC Methods”
  • How to Build UVM Environment Part – 3
  • Callbacks Vs Factory
  • Virtual Sequence and Sequencers:
  • UVM Interview Questions
  • Assertions and Advantages of Assertions
  • Shallow Copy Vs Deep Copy
  • Ifdef Vs plusargs:
  • Understanding with AXI Protocol and Cache Coherency
  • UVM Phasing
  • uvm_report_catcher/uvm_error demoter Example
  • STATIC and AUTOMATIC Lifetime:
  • Basic Assertions Examples Part-1
  • Mailbox in System Verilog
  • Virtual Vs Pure Virtual Methods:
  • Functional Coverage Guidelines for Implementers:
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  • Home
  • About
  • System Verilog
    • “STATIC Properties and STATIC Methods”
    • @event Vs wait(event.triggered) in SystemVerilog
    • Concept of “This” in System Verilog:
    • Constraint Override in System Verilog:
    • Different Array Types and Queues in System Verilog
    • Directed Testing Vs Constraint Random Verification
    • Enable/Disable specific constraints:
    • Inheritance in SystemVerilog OOPs:
    • Encapsulation:
    • Polymorphism:
    • Flavours of Fork..Join
    • Generate randc behavior from rand variable:
    • Generate the array of unique values without using random and constraints
    • How to generate an array of unique random values
    • Ifdef Vs plusargs:
    • Logic in Systemverilog:
    • Mailbox in System Verilog
    • Plusargs in SystemVerilog:
    • Randcase Vs Randsequence in Systemverilog
    • randomize() Vs std::randomize()
    • Semaphore in SystemVerilog:
    • Shallow Copy Vs Deep Copy
    • STATIC and AUTOMATIC Lifetime:
    • Streaming Operator in SystemVerilog(Pack/Unpack):
    • System Verilog rand_mode() and constraint_mode()
    • Virtual Vs Pure Virtual Methods:
    • Weighted Distribution in System Verilog
  • UVM
    • Advantages of UVM over SV
    • Callbacks Vs Factory
    • Clock Monitors in SoC Verification
    • SoC Verification Flow
    • Concept of UVM Factory
    • Create() Vs new()
    • Typical UVM Testbench Architecture
    • How to build UVM Environment Part – 1
    • How to build UVM Environment Part – 2
    • How to Build UVM Environment Part – 3
    • How to Build UVM Environment Part – 4
    • How to Terminate UVM Test? (UVM Objections)
    • How to handle Interrupt in UVM?
    • How UVM Callback works?
    • How UVM Phasing is triggered?
    • How UVM RAL works?
    • How Virtual Interface can be pass using uvm_config_db in the UVM Environment?
    • M_sequencer Vs P_sequencer
    • Raise/Drop objection Automatically with UVM
    • Reset Testing using Phase Jump in UVM
    • UVM Macros, Messaging and UVM Reporting:
    • UVM Phasing
    • UVM Sequence Arbitration Mechanism
    • UVM Sequencer and Driver Communication:
    • UVM TLM Concepts:
    • uvm_config_db and uvm_resource_db
    • uvm_report_catcher/uvm_error demoter Example
    • Virtual Sequence and Sequencers:
    • Why do we need a Virtual Interface?
  • Functional Coverage
    • Types of Coverage Metrics
    • Functional Coverage Guidelines for Implementers:
    • Functional Coverage Options in System Verilog
  • Assertions
    • Assertions and Advantages of Assertions
    • Immediate Vs Concurrent Assertions
    • Basic Assertions Examples Part-1
    • Basic Assertions Examples Part-2
    • System Verilog Assertion Binding (SVA Bind)
  • Interview Questions
    • System Verilog Interview Questions
    • UVM Interview Questions
    • Understanding with AXI Protocol and Cache Coherency
    • General Questions on Coverage:
    • How to think like a Verification Engineer
  • Contact
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  • Twitter
  • Google Plus