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<h1><a name="socgen_project"></a><big>SOCGEN Project</big></h1>
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<h1><a name="socgen_project"></a><big>SOCGEN Project</big></h1>
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<h2><br>
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<h2><br>
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</h2>
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</h2>
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<h2><a name="manifesto"></a>Verification Guidelines</h2>
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<h2><a name="manifesto"></a>Verification Guidelines</h2>
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<p><br>
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<p><br>
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<br>
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<br>
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</p>
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</p>
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<p>Verification is the art of stimulating a component
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<p>Verification is the process of stimulating a component
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module and checking that it produces the correct outputs. Stimulations
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module and checking that it produces the correct outputs. Stimulations
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are designed to
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are designed to
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ensure that all of the components functions are exercised and any
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ensure that all of the components functions are exercised and any
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deviation from the expected behaviour is reported as an error.
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deviation from the expected behaviour is reported as an error.
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Every
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Every
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component must have at least one test case but may have as many as
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component must have at least one test case but may have as many as
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needed to fully verify the design. All components will have at least
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needed to fully verify the design. All components will have at least
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one interface and a bus functional model (bfm) must be created for each
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one interface and a bus functional model (bfm) must be created for each
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and every interface.<br>
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and every interface.<br>
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</p>
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</p>
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<p>A complete test suite is required for every component module.
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<p>A complete test suite is required for every component module.
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Each test_case is simulated and the log file will indicate whether the
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Each test_case is simulated and the log file will indicate whether the
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test passed or failed. Other output files such as dump files may also
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test passed or failed. Other output files such as dump files may also
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be produced duging the simulation.<br>
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be produced duging the simulation.<br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p></p>
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<p></p>
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<br>
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<br>
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<p><img style="width: 800px; height: 600px;" alt=""
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<p><img style="width: 800px; height: 600px;" alt=""
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src="../png/ver_fig1.png"><br>
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src="../png/ver_fig1.png"><br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p>A test suite is needed for every piece of IP in the design and
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<p>A test suite is needed for every piece of IP in the design and
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creating this suite can be a very labor intensive operation. It usually
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creating this suite can be a very labor intensive operation. It usually
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takes four hours to create the test_cases for each hour that was spent
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takes four hours to create the test_cases for each hour that was spent
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creating the rtl code. A full test must be run on every leaf cell
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creating the rtl code. A full test must be run on every leaf cell
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component and some of these are repeated as the components are used as
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component and some of these are repeated as the components are used as
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children of other components. It is essential that all test_cases
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children of other components. It is essential that all test_cases
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are written so that they may be reused when testing the component when
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are written so that they may be reused when testing the component when
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it it part of a parent component.<br>
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it it part of a parent component.<br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p><img style="width: 800px; height: 600px;" alt=""
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<p><img style="width: 800px; height: 600px;" alt=""
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src="../png/ver_fig2.png"><br>
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src="../png/ver_fig2.png"><br>
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</p>
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</p>
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<p>In this case a new component is created by combining two leaf
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<p>In this case a new component is created by combining two leaf
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cell components and its test_case is created by combining blocks from
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cell components and its test_case is created by combining blocks from
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those two components test_cases.<br>
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those two components test_cases.<br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p><br>
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<p><br>
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<br>
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<br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p><img style="width: 800px; height: 600px;" alt=""
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<p><img style="width: 800px; height: 600px;" alt=""
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src="../png/ver_fig3.png"><br>
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src="../png/ver_fig3.png"><br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p>Every interface on the component is connected to it's own bfm model
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<p>Every interface on the component is connected to it's own bfm model
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that contains all the tasks needed to test the interface. The calling
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that contains all the tasks needed to test the interface. The calling
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sequences needed to preform a particular test are all loaded from a
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sequences needed to preform a particular test are all loaded from a
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sperate test_define file. It is important that each interface has its
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sperate test_define file. It is important that each interface has its
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task calls in
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task calls in
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a seperate code block in the test_define file. The goal is to develop
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a seperate code block in the test_define file. The goal is to develop
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these models and task
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these models and task
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calls on the component simulation and then reuse them as the
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calls on the component simulation and then reuse them as the
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component is used in larger designs. Interleaving task calls for
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component is used in larger designs. Interleaving task calls for
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different models makes that difficult.<br>
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different models makes that difficult.<br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<h2><a name="manifesto"></a>Protocol checkers and monitors<br>
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<h2><a name="manifesto"></a>Protocol checkers and monitors<br>
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</h2>
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</h2>
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<br>
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<br>
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|
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Protocol checkers and monitors are similar to a bus functional
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Protocol checkers and monitors are similar to a bus functional
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models except that they are for obsevation only and cannot
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models except that they are for obsevation only and cannot
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control any signals. They watch every transaction that occurs on the
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control any signals. They watch every transaction that occurs on the
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interface and reports a failure when anything violates that interfaces
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interface and reports a failure when anything violates that interfaces
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defined protocols. <span style="font-family: serif;"> They are created
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defined protocols. <span style="font-family: serif;"> They are created
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in a seperate module and may be instantiated in the testbench and
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in a seperate module and may be instantiated in the testbench and
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connected to an interface.<br>
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connected to an interface.<br>
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<br>
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<br>
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The same protocol checker can also be included in the rtl code so it
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The same protocol checker can also be included in the rtl code so it
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can monitor an interface that is buried deep inside a chip. Once
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can monitor an interface that is buried deep inside a chip. Once
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inserted in the rtl source it will watch for and report errors
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inserted in the rtl source it will watch for and report errors
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that may occur during the regression suite. Since protocol checkers
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that may occur during the regression suite. Since protocol checkers
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are not synthesizable they must be excluded from synthesis with a
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are not synthesizable they must be excluded from synthesis with a
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`ifndef SYNTHESYS statement.<br>
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`ifndef SYNTHESYS statement.<br>
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<br>
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<br>
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Monitors are similar to protocol checkers except that they are designed
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Monitors are similar to protocol checkers except that they are designed
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to be implemetent in actual logic. If they ever fire during
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to be implemetent in actual logic. If they ever fire during
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product usage then these events should be latched and saved for later
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product usage then these events should be latched and saved for later
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debugging.<br>
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debugging.<br>
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<br>
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<br>
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</span>
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</span>
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<p><br>
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<p><br>
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<br>
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<br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<h2><a name="manifesto"></a>guidelines for creating reusable test_cases<br>
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<h2><a name="manifesto"></a>guidelines for creating reusable test_cases<br>
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</h2>
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</h2>
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<br>
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<br>
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All test_cases will have a master clock and reset signal.
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All test_cases will have a master clock and reset signal.
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The DUT and all models will respond to the reset signal. Anything in
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The DUT and all models will respond to the reset signal. Anything in
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test_define will only change state on the rising edge of clock.<br
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test_define will only change state on the rising edge of clock.<br
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style="font-family: serif;">
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style="font-family: serif;">
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<br style="font-family: serif;">
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<br style="font-family: serif;">
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<span style="font-family: serif;"> All test_cases will be
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<span style="font-family: serif;"> All test_cases will be
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self-checking. Test suites are usually run by scripts and robots
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self-checking. Test suites are usually run by scripts and robots
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that need a simple method to determine wether a test_case finished and
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that need a simple method to determine wether a test_case finished and
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passed. </span><br style="font-family: serif;">
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passed. </span><br style="font-family: serif;">
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<br style="font-family: serif;">
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<br style="font-family: serif;">
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<span style="font-family: serif;"> All models, tasks and protocal
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<span style="font-family: serif;"> All models, tasks and protocal
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checkers will use a common method to report if there is a failure.</span><br
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checkers will use a common method to report if there is a failure.</span><br
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style="font-family: serif;">
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style="font-family: serif;">
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<br style="font-family: serif;">
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<br style="font-family: serif;">
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<span style="font-family: serif;"> All test sequences will use a
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<span style="font-family: serif;"> All test sequences will use a
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common method to signal the successful completion of the test</span><br
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common method to signal the successful completion of the test</span><br
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style="font-family: serif;">
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style="font-family: serif;">
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<br style="font-family: serif;">
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<br style="font-family: serif;">
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<span style="font-family: serif;"> All messages in the log file
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<span style="font-family: serif;"> All messages in the log file
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must use the following format:</span><br>
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must use the following format:</span><br>
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<br style="font-family: serif;">
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<br style="font-family: serif;">
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<ul style="font-family: monospace;">
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<ul style="font-family: monospace;">
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<li><big>Time stamp This is the
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<li><big>Time stamp This is the
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$realtime formated by %t</big></li>
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$realtime formated by %t</big></li>
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<li><big>Instance Name This is obtained with
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<li><big>Instance Name This is obtained with
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%m</big></li>
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%m</big></li>
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<li><big>Message Type This is either
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<li><big>Message Type This is either
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ERROR or WARNING. No type indicates informational message</big></li>
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ERROR or WARNING. No type indicates informational message</big></li>
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<li><big>Message
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<li><big>Message
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|
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|
|
|
|
|
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</big><br>
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</big><br>
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</li>
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</li>
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</ul>
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</ul>
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<br style="font-family: serif;">
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<br style="font-family: serif;">
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<br style="font-family: serif;">
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<br style="font-family: serif;">
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<p style="font-family: serif;"> All test cases MUST have a
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<p style="font-family: serif;"> All test cases MUST have a
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finite run time. Use a TIMEOUT counter to stop the sim if it
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finite run time. Use a TIMEOUT counter to stop the sim if it
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exceeds the expected number of clocks<br style="font-family: serif;">
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exceeds the expected number of clocks<br style="font-family: serif;">
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</p>
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</p>
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<span style="font-family: serif;">
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<span style="font-family: serif;">
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<code><span style="font-family: serif;">All test_cases must be
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<code><span style="font-family: serif;">All test_cases must be
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deterministic. If any pseudorandom delays are used they must be
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deterministic. If any pseudorandom delays are used they must be
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"seeded" and repeatable from run to run.</span></code></span><code
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"seeded" and repeatable from run to run.</span></code></span><code
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style="font-family: serif;"><br>
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style="font-family: serif;"><br>
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<br>
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<br>
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<br>
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<br>
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<span style="font-family: serif;"> </span></code><span
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<span style="font-family: serif;"> </span></code><span
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style="font-family: serif;"><code><span style="font-family: serif;">Do
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style="font-family: serif;"><code><span style="font-family: serif;">Do
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not interweave threads in the test_define blocks. Each block should
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not interweave threads in the test_define blocks. Each fork/join block
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should
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only access a single BFM.</span><br style="font-family: serif;">
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only access a single BFM.</span><br style="font-family: serif;">
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<br style="font-family: serif;">
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<br style="font-family: serif;">
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<br style="font-family: serif;">
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<br style="font-family: serif;">
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<span style="font-family: serif;"> Plan on designs where you will
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<span style="font-family: serif;"> Plan on designs where you will
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need to test multiple instances of a component</span><br
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need to test multiple instances of a component</span><br
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style="font-family: serif;">
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style="font-family: serif;">
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<br style="font-family: serif;">
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<br style="font-family: serif;">
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<span style="font-family: serif;"> Only test a single
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<span style="font-family: serif;"> Only test a single
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configuration or mode in any test_case. If you need to test 3 different
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configuration or mode in any test_case. If you need to test 3 different
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modes then create 3 different test_cases. The exception to this is when
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modes then create 3 different test_cases. The exception to this is when
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there is a mission mode requirement to switch modes and you are testing
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there is a mission mode requirement to switch modes and you are testing
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that switch. </span><br style="font-family: serif;">
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that switch. </span><br style="font-family: serif;">
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</code></span>
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</code></span>
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<p style="font-family: serif;"><br>
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<p style="font-family: serif;"><br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<h2><a name="manifesto"></a>Gate and Post Route Simulations<br>
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<h2><a name="manifesto"></a>Gate and Post Route Simulations<br>
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</h2>
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</h2>
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<br>
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<br>
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All signals between the DUT and the bfms change only at the
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All signals between the DUT and the bfms change only at the
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rising edge of clk. This is fine for RTL sims but will not work for
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rising edge of clk. This is fine for RTL sims but will not work for
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real logic with setup and hold time requirements. For these the signals
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real logic with setup and hold time requirements. For these the signals
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driving the dut must be delayed from clk and from each other to provide
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driving the dut must be delayed from clk and from each other to provide
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the required setup and hold times. Signals from the DUT will have
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the required setup and hold times. Signals from the DUT will have
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delays and must only be tested during a prescribed time window.<br>
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delays and must only be tested during a prescribed time window.<br>
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This is accomplished with a set of modules that mimic the functions of
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This is accomplished with a set of modules that mimic the functions of
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a IC tester. These modules provide the interface between the BFM's and
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a IC tester. These modules provide the interface between the BFM's and
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the DUT.<br>
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the DUT.<br>
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<br>
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<br>
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<br>
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<br>
|
<img style="width: 800px; height: 600px;" alt=""
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<img style="width: 800px; height: 600px;" alt=""
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src="../png/ver_fig4.png"><br>
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src="../png/ver_fig4.png"><br>
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<br style="font-family: serif;">
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<br style="font-family: serif;">
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<br style="font-family: serif;">
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<br style="font-family: serif;">
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<span style="font-family: serif;"></span><span
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<span style="font-family: serif;"></span><span
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style="font-family: serif;"><br>
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style="font-family: serif;"><br>
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</span>
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</span>
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<p></p>
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<p></p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<p><br>
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<p><br>
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<br>
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<br>
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</p>
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</p>
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<p><br>
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<p><br>
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</p>
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</p>
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<h2><a name="manifesto"></a>simulation directory (sim)<br>
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<h2><a name="manifesto"></a>simulation directory (sim)<br>
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</h2>
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</h2>
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<p><br>
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<p><br>
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</p>
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</p>
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<big><code>
|
<big><code>
|
./sim<br>
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./sim<br>
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+/bin<br>
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+/bin<br>
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Makefile<br>
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Makefile<br>
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+/bench<br>
|
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+verilog<br>
|
|
TestBench<br>
|
|
+models<br>
|
|
model1<br>
|
|
model2<br>
|
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.<br>
|
|
.<br>
|
|
.<br>
|
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+/lib<br>
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+/lib<br>
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+lib_part1<br>
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+lib_part1<br>
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lib_part(s).v<br>
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lib_part(s).v<br>
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+lib_part2<br>
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+lib_part2<br>
|
.<br>
|
.<br>
|
.<br>
|
.<br>
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.<br>
|
.<br>
|
</code><code> +/run</code><br>
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</code><code> +/run</code><br>
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<code> +test_case1<br>
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<code> +/test_case1<br>
|
filelist<br>
|
|
dmp_define<br>
|
dmp_define<br>
|
modellist<br>
|
|
dut<br>
|
|
test_define<br>
|
test_define<br>
|
liblist<br>
|
+/test_case2<br>
|
TB.defs<br>
|
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+test_case2<br>
|
|
.<br>
|
|
.<br>
|
.<br>
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.<br>
|
.<br>
|
+/log<br>
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+/xml<br>
|
test_case1.log<br>
|
</code><code> test_case1.xml<br>
|
test_case2.log<br>
|
test_case2.xml<br>
|
.<br>
|
|
.<br>
|
|
.<br>
|
|
+/out<br>
|
|
</code><code> test_case1.vcd<br>
|
|
test_case2.vcd<br>
|
|
.<br>
|
.<br>
|
.<br>
|
.<br>
|
.</code><br>
|
.</code><br>
|
</big>
|
</big>
|
<code><ouabache design="" works=""><big><br>
|
<code><ouabache design="" works=""><br>
|
<br>
|
|
<br>
|
|
</big>
|
|
<br>
|
|
</ouabache></code>
|
</ouabache></code>
|
<p>Each component will have a ./sim directory for the test suite.
|
<p>Each component will have a ./sim directory for the test suite.
|
Typing:<br>
|
Typing:<br>
|
</p>
|
</p>
|
<p><big><big><br>
|
<p><big><big><br>
|
<small><span style="font-family: monospace;">
|
<small><span style="font-family: monospace;">
|
<>:~$>cd ./sim/bin</span><br style="font-family: monospace;">
|
<>:~$>cd ./sim/bin</span><br style="font-family: monospace;">
|
</small><span style="font-family: monospace;"><small>
|
</small><span style="font-family: monospace;"><small>
|
<>:~$>make run_sims</small><br>
|
<>:~$>make run_sims</small><br>
|
</span></big></big></p>
|
</span></big></big></p>
|
<p><big><big><span style="font-family: monospace;"><br>
|
<p><big><big><span style="font-family: monospace;"><br>
|
</span></big></big>
|
</span></big></big>
|
</p>
|
</p>
|
will run the entire test suite. After that has been done then
|
will run the entire test suite. After that has been done then
|
individual test_cases may be rerun by changing into their test_case
|
individual test_cases may be rerun by changing into their test_case
|
directory and typing:<br>
|
directory and typing:<br>
|
<code><ouabache design="" works=""><br>
|
<code><ouabache design="" works=""><br>
|
<br>
|
<br>
|
</ouabache></code>
|
</ouabache></code>
|
<p><big><big><span style="font-family: monospace;"><small><>:~$>make
|
<p><big><big><span style="font-family: monospace;"><small><>:~$>make
|
sim</small></span></big></big>
|
sim</small></span></big></big>
|
</p>
|
</p>
|
<p><br>
|
<p><br>
|
</p>
|
</p>
|
<p>Each test_case will produce a log file that may be parsed for the
|
<p>Each test_case will produce a log file that may be parsed for the
|
string "PASSED" to indicate that the sim finished. If so then the log
|
string "PASSED" to indicate that the sim finished. If so then the log
|
file should be parsed for the strings "ERROR" and "WARNING" to see if
|
file should be parsed for the strings "ERROR" and "WARNING" to see if
|
there were and errors or warnings. <br>
|
there were and errors or warnings. <br>
|
</p>
|
</p>
|
<p>Simulating a test_case requires involking a verilog simulator and
|
<p>Simulating a test_case requires involking a verilog simulator and
|
passing it command line arguments and a TestBench file. Icarus verilog
|
passing it command line arguments and a TestBench file. Icarus verilog
|
is the default simulator for the socgen project. Socgen uses a minumal
|
is the default simulator for the socgen project. Socgen uses a minumal
|
command line and instead puts most needed information in the TestBench
|
command line and instead puts most needed information in the TestBench
|
file. The only command line option is to set the VCD flag if a
|
file. The only command line option is to set the VCD flag if a
|
value change dump file is needed.<br>
|
value change dump file is needed.<br>
|
</p>
|
</p>
|
<p><br>
|
<p><br>
|
</p>
|
</p>
|
<p><br>
|
<p><br>
|
<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
</p>
|
</p>
|
<h2><a name="manifesto"></a>TestBench file<br>
|
<h2><a name="manifesto"></a>TestBench file<br>
|
</h2>
|
</h2>
|
<code>
|
<code>
|
<ouabache design="" works="">--------------------------------------------------------------------------------------------------------------------------------------<br>
|
<ouabache design="" works="">--------------------------------------------------------------------------------------------------------------------------------------<br>
|
<br>
|
<br>
|
`include "./TB.defs"<br>
|
`include "./TB.defs"<br>
|
<br>
|
<br>
|
`ifndef TIMESCALE<br>
|
`ifndef TIMESCALE<br>
|
`define TIMESCALE 1ns/1ns<br>
|
`define TIMESCALE 1ns/1ns<br>
|
`endif<br>
|
`endif<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
`ifndef TIMEFORMAT<br>
|
`ifndef TIMEFORMAT<br>
|
`define TIMEFORMAT $timeformat(-6, 2, "
|
`define TIMEFORMAT $timeformat(-6, 2, "
|
us", 14);<br>
|
us", 14);<br>
|
`endif<br>
|
`endif<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
`ifndef PERIOD<br>
|
`ifndef PERIOD<br>
|
`define PERIOD
|
`define PERIOD
|
40.00000 <br>
|
40.00000 <br>
|
`endif<br>
|
`endif<br>
|
<br>
|
<br>
|
`ifndef TIMEOUT<br>
|
`ifndef TIMEOUT<br>
|
`define TIMEOUT 200000<br>
|
`define TIMEOUT 200000<br>
|
`endif<br>
|
`endif<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
`timescale `TIMESCALE<br>
|
`timescale `TIMESCALE<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
`include "./filelist"<br>
|
`include "./filelist"<br>
|
`include "./liblist"<br>
|
`include "./liblist"<br>
|
`include "./modellist"<br>
|
`include "./modellist"<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
module TB();<br>
|
module TB();<br>
|
<br>
|
<br>
|
wire clk;<br>
|
wire clk;<br>
|
wire reset;<br>
|
wire reset;<br>
|
<br>
|
<br>
|
`include "./dut"<br>
|
`include "./dut"<br>
|
`include "./test_define"<br>
|
`include "./test_define"<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
`ifdef VCD<br>
|
`ifdef VCD<br>
|
initial<br>
|
initial<br>
|
begin<br>
|
begin<br>
|
`include "./dmp_define"<br>
|
`include "./dmp_define"<br>
|
end<br>
|
end<br>
|
`endif<br>
|
`endif<br>
|
<br>
|
<br>
|
clock_gen<br>
|
clock_gen<br>
|
#(.PERIOD(`PERIOD),<br>
|
#(.PERIOD(`PERIOD),<br>
|
.TIMEOUT(`TIMEOUT))<br>
|
.TIMEOUT(`TIMEOUT))<br>
|
cg <br>
|
cg <br>
|
( .clk ( clk ),<br>
|
( .clk ( clk ),<br>
|
|
|
.reset ( reset )<br>
|
.reset ( reset )<br>
|
);<br>
|
);<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
endmodule<br>
|
endmodule<br>
|
</ouabache></code><span style="font-family: monospace;"><br>
|
</ouabache></code><span style="font-family: monospace;"><br>
|
--------------------------------------------------------------------------------------------------------------------------------------<br>
|
--------------------------------------------------------------------------------------------------------------------------------------<br>
|
</span>
|
</span>
|
<p><span style="font-family: monospace;"><br>
|
<p><span style="font-family: monospace;"><br>
|
</span></p>
|
</span></p>
|
<p><br>
|
<p><br>
|
<span style="font-family: monospace;"></span></p>
|
<span style="font-family: monospace;"></span></p>
|
<p>A single TestBench file provides the infrastructure for all
|
<p>A single TestBench file provides the infrastructure for all
|
test cases. The actual testing is determined by the data contained in
|
test cases. The actual testing is determined by the data contained in
|
six files in the ./sim/run/test_case directory. The TestBench file
|
six files in the ./sim/run/test_case directory. The TestBench file
|
creates a top level module named TB and instantiates a clock_reset
|
creates a top level module named TB and instantiates a clock_reset
|
generator module to provide each test_case with a clock and a reset
|
generator module to provide each test_case with a clock and a reset
|
signal. It also provides a vcd dump and timeout functions
|
signal. It also provides a vcd dump and timeout functions
|
for each test_case.<span style="font-family: monospace;"><br>
|
for each test_case.<span style="font-family: monospace;"><br>
|
</span></p>
|
</span></p>
|
<p><span style="font-family: monospace;"><br>
|
<p><span style="font-family: monospace;"><br>
|
</span></p>
|
</span></p>
|
<p><span style="font-family: monospace;"><br>
|
<p><span style="font-family: monospace;"><br>
|
</span></p>
|
</span></p>
|
<h2><a name="manifesto"></a>TB.defs <br>
|
<h2><a name="manifesto"></a>TB.defs <br>
|
</h2>
|
</h2>
|
<p><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span>
|
<p><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span>
|
</p>
|
</p>
|
<code>
|
<code>
|
`define TIMESCALE 1ns/1ns<br>
|
`define TIMESCALE 1ns/1ns<br>
|
`define TIMEFORMAT $timeformat(-6, 2, "
|
`define TIMEFORMAT $timeformat(-6, 2, "
|
us", 14);<br>
|
us", 14);<br>
|
`define PERIOD
|
`define PERIOD
|
40.0000 <br>
|
40.0000 <br>
|
`define TIMEOUT 200000<br>
|
`define TIMEOUT 200000<br>
|
</code>
|
</code>
|
<p></p>
|
<p></p>
|
<p><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------<br>
|
<p><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------<br>
|
</span></p>
|
</span></p>
|
<p><span style="font-family: monospace;"><br>
|
<p><span style="font-family: monospace;"><br>
|
</span></p>
|
</span></p>
|
<p>The TB.defs file may be used to set up the timescale and master
|
<p>The TB.defs file may be used to set up the timescale and master
|
clock period for the simulation. Any model or lib part that needs
|
clock period for the simulation. Any model or lib part that needs
|
to reset the timescale back to the system default must use:<br>
|
to reset the timescale back to the system default must use:<br>
|
</p>
|
</p>
|
<p><code>`timescale `TIMESCALE<br>
|
<p><code>`timescale `TIMESCALE<br>
|
</code></p>
|
</code></p>
|
<p><code><br>
|
<p><code><br>
|
<span style="font-family: serif;">Do NOT use</span><br>
|
<span style="font-family: serif;">Do NOT use</span><br>
|
</code></p>
|
</code></p>
|
<p><code>`include "./timescale.v"<br>
|
<p><code>`include "./timescale.v"<br>
|
</code></p>
|
</code></p>
|
<p><code><br>
|
<p><code><br>
|
<span style="font-family: serif;">The socgen project does not contain
|
<span style="font-family: serif;">The socgen project does not contain
|
any timescale.v file. All socgen rtl code is preprocessed before
|
any timescale.v file. All socgen rtl code is preprocessed before
|
it is passed to simulation and the value of the timescale may change
|
it is passed to simulation and the value of the timescale may change
|
depending on the simulation. All ip components must only contain
|
depending on the simulation. All ip components must only contain
|
synthesisable code and should not have any need for timescale.<br>
|
synthesisable code and should not have any need for timescale.<br>
|
</span></code></p>
|
</span></code></p>
|
<p><code><span style="font-family: serif;">TIMEFORMAT will set the
|
<p><code><span style="font-family: serif;">TIMEFORMAT will set the
|
format that is used when time is displayed using the %t format . All
|
format that is used when time is displayed using the %t format . All
|
$display statements must start by displaying $realtime using the %t
|
$display statements must start by displaying $realtime using the %t
|
format so every line in the log has a time stamp. Any display statement
|
format so every line in the log has a time stamp. Any display statement
|
from an instantiated module must also have %m to print out it's
|
from an instantiated module must also have %m to print out it's
|
instance name. If the message is an error or a warning then the strings
|
instance name. If the message is an error or a warning then the strings
|
ERROR or WARNING must be used so that this information may be parsed
|
ERROR or WARNING must be used so that this information may be parsed
|
from the log file.<br>
|
from the log file.<br>
|
<br style="font-family: serif;">
|
<br style="font-family: serif;">
|
</span></code></p>
|
</span></code></p>
|
<p><span style="font-family: monospace;"><br>
|
<p><span style="font-family: monospace;"><br>
|
</span>The TB.defs file may also
|
</span>The TB.defs file may also
|
be used to pass the size and location of an embedded bit
|
be used to pass the size and location of an embedded bit
|
file to the device_under_test<span style="font-family: monospace;"> <br>
|
file to the device_under_test<span style="font-family: monospace;"> <br>
|
</span></p>
|
</span></p>
|
<p><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span></p>
|
<p><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span></p>
|
<p><span style="font-family: monospace;">`define ROM_WORDS 2048 <br>
|
<p><span style="font-family: monospace;">`define ROM_WORDS 2048 <br>
|
`define ROM_ADDR 11 <br>
|
`define ROM_ADDR 11 <br>
|
`define ROM_WIDTH 12 <br>
|
`define ROM_WIDTH 12 <br>
|
`define ROM_FILE "../../../../../sw/mouse/mouse.abs12"<br>
|
`define ROM_FILE "../../../../../sw/mouse/mouse.abs12"<br>
|
</span><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span><br>
|
</span><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span><br>
|
</p>
|
</p>
|
<p>The path is the relative path from the test_case run directory.<span
|
<p>The path is the relative path from the test_case run directory.<span
|
style="font-family: monospace;"><br>
|
style="font-family: monospace;"><br>
|
</span></p>
|
</span></p>
|
<p><span style="font-family: monospace;"><br>
|
<p><span style="font-family: monospace;"><br>
|
</span></p>
|
</span></p>
|
<h2><a name="manifesto"></a>filelist </h2>
|
<h2><a name="manifesto"></a>filelist </h2>
|
<p style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------<br>
|
<p style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------<br>
|
</p>
|
</p>
|
<p style="font-family: monospace;">`include
|
<p style="font-family: monospace;">`include
|
"../../../rtl/gen/sim/soc_mouse.v"<br>
|
"../../../rtl/gen/sim/soc_mouse.v"<br>
|
`include "../../../../pic16c5x/rtl/gen/sim/pic16c5x.v"<br>
|
`include "../../../../pic16c5x/rtl/gen/sim/pic16c5x.v"<br>
|
`include
|
`include
|
"../../../../../children/logic/ip/io_module/rtl/gen/sim/io_module_mouse.v"<br>
|
"../../../../../children/logic/ip/io_module/rtl/gen/sim/io_module_mouse.v"<br>
|
`include
|
`include
|
"../../../../../children/logic/ip/ps2_interface/rtl/gen/sim/ps2_interface.v"<br>
|
"../../../../../children/logic/ip/ps2_interface/rtl/gen/sim/ps2_interface.v"<br>
|
`include "../../../../../children/logic/ip/uart/rtl/gen/sim/uart.v"<br>
|
`include "../../../../../children/logic/ip/uart/rtl/gen/sim/uart.v"<br>
|
</p>
|
</p>
|
<code style="font-family: monospace;"></code>
|
<code style="font-family: monospace;"></code>
|
<span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span>
|
<span style="font-family: monospace;">-------------------------------------------------------------------------------------------------------------------------------------</span>
|
<p><br>
|
<p></p>
|
</p>
|
|
<p>The filelist uses `include statements to load all the rtl files into
|
|
the simulation.The paths are relative from the test_case run
|
|
directory. Note that all the verilog files have been post-processed and
|
|
search directories or include directories are not needed.
|
|
</p>
|
|
<p><br>
|
<p><br>
|
</p>
|
</p>
|
<h2><a name="manifesto"></a>liblist</h2>
|
<h2><a name="manifesto"></a>liblist</h2>
|
<p><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span>
|
<p><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span>
|
</p>
|
</p>
|
<code>
|
<code>
|
<br>
|
<br>
|
`include "../../lib/cde_sram/cde_sram.v"<br>
|
`include "../../lib/cde_sram/cde_sram.v"<br>
|
`include "../../lib/cde_lifo/cde_lifo.v"<br>
|
`include "../../lib/cde_lifo/cde_lifo.v"<br>
|
`include "../../lib/cde_synchronizers/cde_sync_with_hysteresis.v"<br>
|
`include "../../lib/cde_synchronizers/cde_sync_with_hysteresis.v"<br>
|
<br>
|
<br>
|
</code>
|
</code>
|
<span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span><br>
|
<span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span><br>
|
<p>The liblist uses `include statements to load all the generic lib
|
<p>The liblist uses `include statements to load all the generic lib
|
models into
|
models into
|
the simulation.The paths are relative from the test_case run
|
the simulation.The paths are relative from the test_case run
|
directory. Note that these libs may be replaced by vendor
|
directory. Note that these libs may be replaced by vendor
|
specific instances when the design is synthesised into gates.<br>
|
specific instances when the design is synthesised into gates.<br>
|
</p>
|
</p>
|
<p><br>
|
<p><br>
|
</p>
|
</p>
|
<p></p>
|
<p></p>
|
<p><br>
|
<p><br>
|
</p>
|
</p>
|
<h2><a name="manifesto"></a>modellist</h2>
|
<h2><a name="manifesto"></a>modellist</h2>
|
<p><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span>
|
<p><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span>
|
</p>
|
</p>
|
<code><br>
|
<code><br>
|
`include "../../bench/verilog/models/clock_gen.v"<br>
|
`include "../../bench/verilog/models/clock_gen.v"<br>
|
`include "../../bench/verilog/models/ps2_model.v"<br>
|
`include "../../bench/verilog/models/ps2_model.v"<br>
|
</code><code>`include "../../bench/verilog/models/uart_model.v"</code><code>
|
</code><code>`include "../../bench/verilog/models/uart_model.v"</code><code>
|
<br>
|
<br>
|
`include "../../bench/verilog/models/iobuftri.v" <br>
|
`include "../../bench/verilog/models/iobuftri.v" <br>
|
</code><span style="font-family: monospace;"></span><code><br>
|
</code><span style="font-family: monospace;"></span><code><br>
|
</code>
|
</code>
|
<span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span><br>
|
<span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span><br>
|
<br>
|
<br>
|
This list loads all of the simulation models used in the simulation.<br>
|
This list loads all of the simulation models used in the simulation.<br>
|
<br>
|
<br>
|
<p><br>
|
<p><br>
|
<br>
|
<br>
|
</p>
|
</p>
|
<h2><a name="manifesto"></a>dut<br>
|
<h2><a name="manifesto"></a>dut<br>
|
</h2>
|
</h2>
|
<p><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span><code><br>
|
<p><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span><code><br>
|
wire ps2_data_pad_oe;<br>
|
wire ps2_data_pad_oe;<br>
|
wire ps2_data_pad_in;<br>
|
wire ps2_data_pad_in;<br>
|
wire ps2_data;<br>
|
wire ps2_data;<br>
|
wire ps2_clk_pad_oe;<br>
|
wire ps2_clk_pad_oe;<br>
|
wire ps2_clk_pad_in;<br>
|
wire ps2_clk_pad_in;<br>
|
wire ps2_clk;<br>
|
wire ps2_clk;<br>
|
<br>
|
<br>
|
wire [7:0] portaout;<br>
|
wire [7:0] portaout;<br>
|
wire [7:0] portbout;<br>
|
wire [7:0] portbout;<br>
|
wire [7:0] portcout;<br>
|
wire [7:0] portcout;<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
wire [9:0] y_pos;<br>
|
wire [9:0] y_pos;<br>
|
wire [9:0] x_pos;<br>
|
wire [9:0] x_pos;<br>
|
wire
|
wire
|
new_packet;<br>
|
new_packet;<br>
|
wire
|
wire
|
ms_mid; <br>
|
ms_mid; <br>
|
wire
|
wire
|
ms_right; <br>
|
ms_right; <br>
|
wire
|
wire
|
ms_left; <br>
|
ms_left; <br>
|
<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
wire
|
wire
|
serial_txd;<br>
|
serial_txd;<br>
|
wire
|
wire
|
serial_rxd;<br>
|
serial_rxd;<br>
|
wire loop;<br>
|
wire loop;<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
soc_mouse<br>
|
soc_mouse<br>
|
#(<br>
|
#(<br>
|
.ROM_WORDS ( `ROM_WORDS ), <br>
|
.ROM_WORDS ( `ROM_WORDS ), <br>
|
.ROM_ADDR ( `ROM_ADDR ), <br>
|
.ROM_ADDR ( `ROM_ADDR ), <br>
|
.ROM_WIDTH ( `ROM_WIDTH ), <br>
|
.ROM_WIDTH ( `ROM_WIDTH ), <br>
|
.ROM_FILE ( `ROM_FILE )<br>
|
.ROM_FILE ( `ROM_FILE )<br>
|
)<br>
|
)<br>
|
dut(<br>
|
dut(<br>
|
.clk (
|
.clk (
|
clk ),<br>
|
clk ),<br>
|
.reset (
|
.reset (
|
reset ),<br>
|
reset ),<br>
|
<br>
|
<br>
|
.ps2_data_pad_in ( ps2_data_pad_in ),<br>
|
.ps2_data_pad_in ( ps2_data_pad_in ),<br>
|
.ps2_clk_pad_in ( ps2_clk_pad_in ),<br>
|
.ps2_clk_pad_in ( ps2_clk_pad_in ),<br>
|
<br>
|
<br>
|
.ps2_data_pad_oe ( ps2_data_pad_oe ),<br>
|
.ps2_data_pad_oe ( ps2_data_pad_oe ),<br>
|
.ps2_clk_pad_oe ( ps2_clk_pad_oe ),<br>
|
.ps2_clk_pad_oe ( ps2_clk_pad_oe ),<br>
|
<br>
|
<br>
|
.portaout (
|
.portaout (
|
portaout ),<br>
|
portaout ),<br>
|
.portbout ( portbout
|
.portbout ( portbout
|
),<br>
|
),<br>
|
.portcout (
|
.portcout (
|
portcout ),<br>
|
portcout ),<br>
|
<br>
|
<br>
|
.y_pos (
|
.y_pos (
|
y_pos ),<br>
|
y_pos ),<br>
|
.x_pos (
|
.x_pos (
|
x_pos ),<br>
|
x_pos ),<br>
|
.new_packet ( new_packet
|
.new_packet ( new_packet
|
),<br>
|
),<br>
|
.ms_mid (
|
.ms_mid (
|
ms_mid ), <br>
|
ms_mid ), <br>
|
.ms_right (
|
.ms_right (
|
ms_right
|
ms_right
|
), <br>
|
), <br>
|
.ms_left (
|
.ms_left (
|
ms_left ), <br>
|
ms_left ), <br>
|
<br>
|
<br>
|
.txd_pad_out (
|
.txd_pad_out (
|
serial_txd ),<br>
|
serial_txd ),<br>
|
.rxd_pad_in (
|
.rxd_pad_in (
|
serial_rxd ),<br>
|
serial_rxd ),<br>
|
.cts_pad_in (
|
.cts_pad_in (
|
loop
|
loop
|
),<br>
|
),<br>
|
.rts_pad_out (
|
.rts_pad_out (
|
loop
|
loop
|
) <br>
|
) <br>
|
<br>
|
<br>
|
);<br>
|
);<br>
|
</code></p>
|
</code></p>
|
<p><code>uart_model <br>
|
<p><code>uart_model <br>
|
#(.CLKCNT(4'hc))<br>
|
#(.CLKCNT(4'hc))<br>
|
uart_model<br>
|
uart_model<br>
|
(<br>
|
(<br>
|
|
|
.clk
|
.clk
|
(
|
(
|
clk
|
clk
|
),<br>
|
),<br>
|
|
|
.reset
|
.reset
|
(
|
(
|
reset
|
reset
|
),
|
),
|
<br>
|
<br>
|
|
|
.txd_in
|
.txd_in
|
|
|
( serial_txd ),<br>
|
( serial_txd ),<br>
|
|
|
.rxd_out
|
.rxd_out
|
|
|
( serial_rxd )<br>
|
( serial_rxd )<br>
|
<br>
|
<br>
|
);</code><br>
|
);</code><br>
|
<code></code></p>
|
<code></code></p>
|
<p><code><br>
|
<p><code><br>
|
</code></p>
|
</code></p>
|
<p><code><br>
|
<p><code><br>
|
iobuftri<br>
|
iobuftri<br>
|
data_tri_buf<br>
|
data_tri_buf<br>
|
(<br>
|
(<br>
|
.i (
|
.i (
|
1'b0 ),<br>
|
1'b0 ),<br>
|
.oe ( ps2_data_pad_oe ),<br>
|
.oe ( ps2_data_pad_oe ),<br>
|
.o ( ps2_data_pad_in ),<br>
|
.o ( ps2_data_pad_in ),<br>
|
.pad ( ps2_data )<br>
|
.pad ( ps2_data )<br>
|
);<br>
|
);<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
iobuftri<br>
|
iobuftri<br>
|
clk_tri_buf<br>
|
clk_tri_buf<br>
|
(<br>
|
(<br>
|
.i ( 1'b0
|
.i ( 1'b0
|
),<br>
|
),<br>
|
.oe ( ps2_clk_pad_oe ),<br>
|
.oe ( ps2_clk_pad_oe ),<br>
|
.o ( ps2_clk_pad_in ),<br>
|
.o ( ps2_clk_pad_in ),<br>
|
.pad ( ps2_clk )<br>
|
.pad ( ps2_clk )<br>
|
);<br>
|
);<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
pullup ua0(ps2_clk);<br>
|
pullup ua0(ps2_clk);<br>
|
pullup ua1(ps2_data);<br>
|
pullup ua1(ps2_data);<br>
|
<br>
|
<br>
|
<br>
|
<br>
|
ps2_model <br>
|
ps2_model <br>
|
#(.CLKCNT(10'h177))<br>
|
#(.CLKCNT(10'h177))<br>
|
ps2_model<br>
|
ps2_model<br>
|
(<br>
|
(<br>
|
|
|
.clk
|
.clk
|
(
|
(
|
clk
|
clk
|
),<br>
|
),<br>
|
|
|
.reset
|
.reset
|
(
|
(
|
reset
|
reset
|
),
|
),
|
<br>
|
<br>
|
|
|
.ps2_clk
|
.ps2_clk
|
(
|
(
|
ps2_clk
|
ps2_clk
|
),<br>
|
),<br>
|
|
|
.ps2_data
|
.ps2_data
|
(
|
(
|
ps2_data
|
ps2_data
|
)<br>
|
)<br>
|
<br>
|
<br>
|
);</code></p>
|
);</code></p>
|
<p><code><br>
|
<p><code><br>
|
</code></p>
|
</code></p>
|
<p><code><br>
|
<p><code><br>
|
</code><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span><br>
|
</code><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span><br>
|
</p>
|
</p>
|
<p>This file is a verilog code segment that declares all the wires and
|
<p>This file is a verilog code segment that declares all the wires and
|
regs needed in the sim (except for clk and reset). It then
|
regs needed in the sim (except for clk and reset). It then
|
instantiates the component and all needed models for the simulation.<br>
|
instantiates the component and all needed models for the simulation.<br>
|
</p>
|
</p>
|
<p><br>
|
<p><br>
|
</p>
|
</p>
|
<p><br>
|
<p><br>
|
</p>
|
</p>
|
<p><br>
|
<p><br>
|
</p>
|
</p>
|
<h2><a name="manifesto"></a>test_define<br>
|
<h2><a name="manifesto"></a>test_define<br>
|
</h2>
|
</h2>
|
<p><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span></p>
|
<p><span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span></p>
|
<p><br>
|
<p><br>
|
</p>
|
</p>
|
<p><span style="font-family: monospace;">initial</span><br
|
<p><span style="font-family: monospace;">initial</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">begin</span><span
|
<span style="font-family: monospace;">begin</span><span
|
style="font-family: monospace;"></span><br
|
style="font-family: monospace;"></span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">$display("
|
<span style="font-family: monospace;">$display("
|
");</span><br style="font-family: monospace;">
|
");</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">$display("
|
<span style="font-family: monospace;">$display("
|
===================================================");</span><br
|
===================================================");</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">$display("
|
<span style="font-family: monospace;">$display("
|
Test
|
Test
|
Start");</span><br style="font-family: monospace;">
|
Start");</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">$display("
|
<span style="font-family: monospace;">$display("
|
===================================================");</span><br
|
===================================================");</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">$display("
|
<span style="font-family: monospace;">$display("
|
");</span><br style="font-family: monospace;">
|
");</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'h00;</span><br style="font-family: monospace;">
|
= 8'h00;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_ack
|
<span style="font-family: monospace;">device_ack
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b1;</span><br style="font-family: monospace;">
|
= 1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_stop
|
<span style="font-family: monospace;">device_stop
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(20);</span><br
|
<span style="font-family: monospace;">cg.next(20);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.reset_off;</span><br
|
<span style="font-family: monospace;">cg.reset_off;</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
cg.next(1);</span><br style="font-family: monospace;">
|
cg.next(1);</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'hfa;</span><br style="font-family: monospace;">
|
= 8'hfa;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'haa;</span><br style="font-family: monospace;">
|
= 8'haa;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'h00;</span><br style="font-family: monospace;">
|
= 8'h00;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
cg.next(1);</span><br style="font-family: monospace;">
|
cg.next(1);</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'hfa;</span><br style="font-family: monospace;">
|
= 8'hfa;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
cg.next(1);</span><br style="font-family: monospace;">
|
cg.next(1);</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'hfa;</span><br style="font-family: monospace;">
|
= 8'hfa;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
cg.next(1);</span><br style="font-family: monospace;">
|
cg.next(1);</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'hfa;</span><br style="font-family: monospace;">
|
= 8'hfa;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
cg.next(1);</span><br style="font-family: monospace;">
|
cg.next(1);</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'hfa;</span><br style="font-family: monospace;">
|
= 8'hfa;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
cg.next(1);</span><br style="font-family: monospace;">
|
cg.next(1);</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'hfa;</span><br style="font-family: monospace;">
|
= 8'hfa;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
cg.next(1);</span><br style="font-family: monospace;">
|
cg.next(1);</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'hfa;</span><br style="font-family: monospace;">
|
= 8'hfa;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
cg.next(1);</span><br style="font-family: monospace;">
|
cg.next(1);</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'hfa;</span><br style="font-family: monospace;">
|
= 8'hfa;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'h03;</span><br style="font-family: monospace;">
|
= 8'h03;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
cg.next(1);</span><br style="font-family: monospace;">
|
cg.next(1);</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'hfa;</span><br style="font-family: monospace;">
|
= 8'hfa;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
cg.next(1);</span><br style="font-family: monospace;">
|
cg.next(1);</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'hfa;</span><br style="font-family: monospace;">
|
= 8'hfa;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
cg.next(1);</span><br style="font-family: monospace;">
|
cg.next(1);</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'hfa;</span><br style="font-family: monospace;">
|
= 8'hfa;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
cg.next(1);</span><br style="font-family: monospace;">
|
cg.next(1);</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'hfa;</span><br style="font-family: monospace;">
|
= 8'hfa;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
<span style="font-family: monospace;">while (device_rx_read == 1'b0 )
|
cg.next(1);</span><br style="font-family: monospace;">
|
cg.next(1);</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
<span style="font-family: monospace;">cg.next(2000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'hfa;</span><br style="font-family: monospace;">
|
= 8'hfa;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'h12;</span><br style="font-family: monospace;">
|
= 8'h12;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b1;</span><br style="font-family: monospace;">
|
= 1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'h34;</span><br style="font-family: monospace;">
|
= 8'h34;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'h56;</span><br style="font-family: monospace;">
|
= 8'h56;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'h78;</span><br style="font-family: monospace;">
|
= 8'h78;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b0;</span><br style="font-family: monospace;">
|
= 1'b0;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'h9a;</span><br style="font-family: monospace;">
|
= 8'h9a;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_parity
|
<span style="font-family: monospace;">device_parity
|
= 1'b1;</span><br style="font-family: monospace;">
|
= 1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">device_tx_data
|
<span style="font-family: monospace;">device_tx_data
|
= 8'hbc;</span><br style="font-family: monospace;">
|
= 8'hbc;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b1;</span><br style="font-family: monospace;">
|
1'b1;</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
<span style="font-family: monospace;">cg.next(1);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">device_write
|
<span style="font-family: monospace;">device_write
|
=
|
=
|
1'b0;</span><br style="font-family: monospace;">
|
1'b0;</span><br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
<span style="font-family: monospace;">cg.next(20000);</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<span style="font-family: monospace;">$display("%t
|
<span style="font-family: monospace;">$display("%t
|
Test PASSED",$realtime);</span><br style="font-family: monospace;">
|
Test PASSED",$realtime);</span><br style="font-family: monospace;">
|
<span style="font-family: monospace;">$finish;</span><br
|
<span style="font-family: monospace;">$finish;</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<span style="font-family: monospace;">end</span><br
|
<span style="font-family: monospace;">end</span><br
|
style="font-family: monospace;">
|
style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br style="font-family: monospace;">
|
<br>
|
<br>
|
</p>
|
</p>
|
<p><br>
|
<p><br>
|
</p>
|
</p>
|
<p><br>
|
<p><br>
|
<span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span><br>
|
<span style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------</span><br>
|
</p>
|
</p>
|
<p><br>
|
<p><br>
|
</p>
|
</p>
|
<h2><a name="manifesto"></a>dmp_define<br>
|
<h2><a name="manifesto"></a>dmp_define<br>
|
</h2>
|
</h2>
|
<p style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------<br>
|
<p style="font-family: monospace;">--------------------------------------------------------------------------------------------------------------------------------------<br>
|
</p>
|
</p>
|
<p style="font-family: monospace;">$dumpfile ("TestBench.vcd");<br>
|
<p style="font-family: monospace;">$dumpfile ("TestBench.vcd");<br>
|
$dumpvars (0, TB);<br>
|
$dumpvars (0, TB);<br>
|
--------------------------------------------------------------------------------------------------------------------------------------<br>
|
--------------------------------------------------------------------------------------------------------------------------------------<br>
|
<br>
|
<br>
|
</p>
|
</p>
|
<p><br>
|
<p><br>
|
<br>
|
<br>
|
</p>
|
</p>
|
<p><br>
|
<p></p>
|
<br>
|
<p></p>
|
</p>
|
|
<p><br>
|
|
<br>
|
|
</p>
|
|
<p><br>
|
|
</p>
|
|
<p><br>
|
|
</p>
|
|
<p><br>
|
|
</p>
|
|
<p>This is a test<br>
|
|
</p>
|
|
<p><br>
|
<p><br>
|
<br>
|
<br>
|
</p>
|
</p>
|
<p><br>
|
<p><br>
|
<br>
|
<br>
|
</p>
|
</p>
|
<p><br>
|
<p><br>
|
<br>
|
<br>
|
</p>
|
</p>
|
<p><br>
|
<p><br>
|
<br>
|
<br>
|
</p>
|
</p>
|
<p><br>
|
<p><br>
|
<br>
|
<br>
|
</p>
|
</p>
|
<p><br>
|
<p><br>
|
<br>
|
<br>
|
</p>
|
</p>
|
</body>
|
</body>
|
</html>
|
</html>
|
|
|
