VMM_For_Dummies(Read).pdf

《VMM_For_Dummies(Read).pdf》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、VMMForDummiesAmreSultanPierreGirodiasHansvanderSchootXtremeEDACorporation{asultan,pgirodias,hvdschoot}@xtreme-eda.comABSTRACTAdvancedtechniquessuchasobjectorientedprogramming,functionalcoverageanalysis,andconstrainedrandomstimulusgenerationenablerobust,efficientan

2、dreusabletestbenchesforsimulation-basedhardwareverification.ThesearetheconceptsadvocatedbytheVerificationMethodologyManual(VMM)forSystemVerilog.TheVMMdefinesacomprehensivesetofrules,recommendationsandguidelinesforaverificationengineertoexecutethefunctionalverifica

3、tiontaskmoreeffectively.AcorrespondingVMMbaseclasslibraryfromSynopsyscanbeusedaccordinglyasthebasistobuildVMM-complianttestbenchcomponents,andVMM-basedtestbenches.However,forthefirst-timeusertheVMMmayappearcomplicatedandevenintimidating.Itisnotnecessarilyevidentho

4、wtheVMMprinciplesaretobeapplied.ThispaperaimstoshedlightonhowtodevelopabasicVMM-basedverificationenvironmentwiththemostcommonlyusedVMMcomponents.DrawingfromrealVMM-basedprojectexperiencesapplyingthevariousVMMprinciples,weprovidereaderswiththemostusefulthingstoknow

5、abouttheVMMtohitthegroundrunningontheirfirstVMM-basedproject.Withthissynopsisthereadershouldbeabletoanswerthefollowingquestions.WhatdoesaVMM-basedenvironmentlooklike?Whatisatransactionandatransactor?WhatisaVMMchannel?Whatisthebuilt-inrunflow?HowdoIimplementconstra

6、inedrandomstimulusgeneration,andfunctionalcoverage?ThereaderwillbeabletoseethroughexampleshowtheVMMguidelinesareapplied.AfterreadingthepapertheusercantakeadvantageoftheconceptspresentedtoensurehisfirstparticipationinaVMM-basedprojectisbothproductiveandsuccessful.T

7、ableofContents1.0Introduction.............................................................................................................52.0TerminologyandshortOOprimer.........................................................................62.1ObjectOrientedProg

8、rammingTerminologyandRefresher...................................62.2VMMandgeneralverificationterminology...............................................