1ea4668512d517f8600167965368ffd9.pdf

1ea4668512d517f8600167965368ffd9.pdf

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ifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.MARVELLCONFIDENTIAL,UNDERNDA#12103570ifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.MARVELLCONFIDENTIAL,UNDERNDA#12103570ifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.*UNDERNDA#12103570MARVELLCONFIDENTIAL-UNAUTHORIZEDDISTRIBUTIONORUSESTRICTLYPROHIBITEDMarvell.MovingForwardFasterDoc.No.MV-S109503-00,Rev.-August6,2013CONFIDENTIALDocumentClassification:

ProprietaryInformationCoverLinkStreet88E6321/88E6320FunctionalSpecificationifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.MARVELLCONFIDENTIAL,UNDERNDA#12103570ifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.MARVELLCONFIDENTIAL,UNDERNDA#12103570ifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.*UNDERNDA#12103570MARVELLCONFIDENTIAL-UNAUTHORIZEDDISTRIBUTIONORUSESTRICTLYPROHIBITEDDocumentConventionsNote:

Providesrelatedinformationorinformationofspecialimportance.Caution:

Indicatespotentialdamagetohardwareorsoftware,orlossofdata.Warning:

Indicatesariskofpersonalinjury.DocumentStatusDocStatus:

DraftTechnicalPublication:

0.03Formoreinformation,visitourwebsiteat:

DisclaimerNopartofthisdocumentmaybereproducedortransmittedinanyformorbyanymeans,electronicormechanical,includingphotocopyingandrecording,foranypurpose,withouttheexpresswrittenpermissionofMarvell.Marvellretainstherighttomakechangestothisdocumentatanytime,withoutnotice.Marvellmakesnowarrantyofanykind,expressedorimplied,withregardtoanyinformationcontainedinthisdocument,including,butnotlimitedto,theimpliedwarrantiesofmerchantabilityorfitnessforanyparticularpurpose.Further,Marvelldoesnotwarranttheaccuracyorcompletenessoftheinformation,text,graphics,orotheritemscontainedwithinthisdocument.Marvellproductsarenotdesignedforuseinlife-supportequipmentorapplicationsthatwouldcausealife-threateningsituationifanysuchproductsfailed.DonotuseMarvellproductsinthesetypesofequipmentorapplications.Withrespecttotheproductsdescribedherein,theuserorrecipient,intheabsenceofappropriateU.S.governmentauthorization,agrees:

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2thedirectproductoftheplantormajorcomponentthereof,ifsuchdirectproductiscontrolledfornationalsecurityreasonsbytheEAR,orissubjecttocontrolsundertheU.S.MunitionsList（USML）.Atalltimeshereunder,therecipientofanysuchinformationagreesthattheyshallbedeemedtohavemanuallysignedthisdocumentinconnectionwiththeirreceiptofanysuchinformation.Copyright19992013.MarvellInternationalLtd.Allrightsreserved.Alaska,ARMADA,CarrierSpan,Kinoma,LinkStreet,LinkCrypt,Marvelllogo,Marvell,MovingForwardFaster,PISC,Prestera,Qdeo（forchips）,QDEOlogo（forchips）,QuietVideo,VirtualCableTester,Xelerated,andYukonareregisteredtrademarksofMarvelloritsaffiliates.Avanta,Avastar,DragonFly,HyperDuo,Kirkwood,MarvellSmart,Qdeo,QDEOlogo,TheWorldasYOUSeeIt,VmetaandWirespeedbyDesignaretrademarksofMarvelloritsaffiliates.Patent（s）PendingProductsidentifiedinthisdocumentmaybecoveredbyoneormoreMarvellpatentsand/orpatentapplications.LinkStreet88E6321/88E6320FunctionalSpecificationDoc.No.MV-S109503-00Rev.-CONFIDENTIALCopyright2013MarvellPage2DocumentClassification:

ProprietaryInformationAugust6,2013,DraftNotApprovedbyDocumentControl.ForReviewOnly.ifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.MARVELLCONFIDENTIAL,UNDERNDA#12103570ifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.MARVELLCONFIDENTIAL,UNDERNDA#12103570ifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.*UNDERNDA#12103570MARVELLCONFIDENTIAL-UNAUTHORIZEDDISTRIBUTIONORUSESTRICTLYPROHIBITEDAboutthisDocumentCopyright2013MarvellCONFIDENTIALDoc.No.MV-S109503-00Rev.-August6,2013,DraftDocumentClassification:

ProprietaryInformationPage3NotApprovedbyDocumentControl.ForReviewOnly.PrefaceAboutthisDocumentTheLinkStreet88E6321/88E6320FunctionalSpecificationprovidesadescriptionoftheswitchcoreandPHYs,andincludestherelatedregistertables.RelatedDocuments:

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LinkStreet88E6321/88E6320Datasheet,whichprovidesafeatureslistandoverviewdescribingthefeaturesinthe88E6321and88E6320.Italsoprovidesthepindescription,pinmap,andelectricalspecifications（DocumentNumber:

MV-S108695-00）ifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.MARVELLCONFIDENTIAL,UNDERNDA#12103570ifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.MARVELLCONFIDENTIAL,UNDERNDA#12103570ifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.*UNDERNDA#12103570MARVELLCONFIDENTIAL-UNAUTHORIZEDDISTRIBUTIONORUSESTRICTLYPROHIBITEDDoc.No.MV-S109503-00Rev.-CONFIDENTIALCopyright2013MarvellPage4DocumentClassification:

ProprietaryInformationAugust6,2013,DraftNotApprovedbyDocumentControl.ForReviewOnly.LinkStreet88E6321/88E6320FunctionalSpecificationTable1showsthe88E6321/88E6320devicefeaturedifferences.Table1:

88E6321/88E6320FunctionalSpecificationDeviceDifferences88E632188E6320Features#GEPHYs22#SERDES/GMII22#RGMII/MII/RMII33#GMII（sharedbetweenPort2andPort6）11802.3az（EEE）SupportYesYesPacketBufferMemory1Mbit1MbitJumboFrameSupport10KBytes10KBytes#MACAddresses8K8KQoSQueuesperPort44802.1p,Port,TOS/DS,IPv6,TC,MACYesYesProgrammableWeightingYesYesVLANPort-basedVLANsYesYes802.1QVLANs40964096DoubleTagging（QinQ）YesYesManagementWakeOnLAN/WakeOnFrameYesYesRemoteMgmt/EthertypeDSAYesYesLayer2PCLsYesYes802.1D/s/wSpanningTreeYesYes802.1XPort&MACAuthenticationYesYesPortMirroring/PortTrunkingYesYesIGMP/MLDSnoopingYesYesAVB802.1AS/Qat/QavYesYesTimingAppI/F（TAI）YesYesOtherIEEE1588v2YesYesIngressRateLimitingResources5/port5/portEgressRateShapingYesYesGPIOPins（shared）1515IntegratedVoltageRegulatorsYesYesSynchronousEthernetYesNo256EntryTCAMYesNoCutThroughSwitchingYesNoTypicalPower0.9W0.9WPackage108QFN108QFNifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.MARVELLCONFIDENTIAL,UNDERNDA#12103570ifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.MARVELLCONFIDENTIAL,UNDERNDA#12103570ifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.*UNDERNDA#12103570MARVELLCONFIDENTIAL-UNAUTHORIZEDDISTRIBUTIONORUSESTRICTLYPROHIBITEDTableofContentsCopyright2013MarvellCONFIDENTIALDoc.No.MV-S109503-00Rev.-August6,2013,DraftDocumentClassification:

ProprietaryInformationPage5NotApprovedbyDocumentControl.ForReviewOnly.TableofContents1SwitchCoreFunctionalDescription.232BasicSwitchFunctions.242.1PhysicalSwitchDataFlow.242.2PhysicalInterface.252.3MediaAccessControllers（MAC）.252.3.1Backoff.262.3.2Half-duplexFlowControl.262.3.3Full-duplexFlowControl.262.3.4ForcingFlowControlintheMAC.272.3.5JammingControl-EgressLimit.282.3.6JammingControl-IngressLimit.282.3.7ForcingLink,Speed,andDuplexintheMAC.282.3.8MACBasedRMON/StatisticsCounters.292.3.9PolicyBasedRMON/StatisticsCounters.332.4BasicSwitchOperation.342.4.1LookupEngine.342.4.2AddressSearchingorTranslation.352.4.3AutomaticAddressLearning.352.4.4HardwareAddressLearnLimiting.362.4.5AutomaticAddressAging.372.4.6CPUDirectedAddressLearningandPurging.372.4.7802.1XSourceMACAddressChecking.382.4.8MultipleAddressDatabaseSupport（FID）.393NormalNetworkPorts.403.1IngressPolicy.403.1.1PortStatesFilteringfor802.1DSpanningTree.403.1.2SourceAddressFiltering.413.1.3Layer2PolicyControlLists.443.2VLANS.473.2.1PortBasedVLANs.473.2.2802.1QVLANs.503.2.3802.1sPerVLANSpanningTree.533.3SpecialFrameHandling.553.3.1SwitchingFramesBacktotheirSourcePort.553.3.2TunnelingFramesthroughVLANs.553.3.3ARPMirroring.553.3.4IGMPTrappingorSnooping.56ifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.MARVELLCONFIDENTIAL,UNDERNDA#12103570ifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.MARVELLCONFIDENTIAL,UNDERNDA#12103570ifwvhb3co0ojxa43sfk6w7we8f94ykc2nr-hpuf5cxz*MECTechnologyCo.,Ltd.*UNDERNDA#12103570MARVELLCONFIDENTIAL-UNAUTHORIZEDDISTRIBUTIONORUSESTRICTLYPROHIBITEDLinkStreet88E6321/88E6320FunctionalSpecificationDoc.No.MV-S109503-00Rev.-CONFIDENTIALCopyright2013MarvellPage6DocumentClassification:

ProprietaryInformationAugust6,2013,DraftNotApprovedbyDocumentControl.ForReviewOnly.3.4QualityofService（QoS）Classification.583.4.1IEEETaggedFramePriorityExtraction.583.4.2IPv4andIPv6FramePriorityExtraction.593.4.3DefaultPriority.603.4.4InitialPrioritySelection.603.4.5FrameTypePriorityOverride.623.4.6Layer2PriorityOverride.633.5PortBasedIngressRateLimiting（PIRL）.643.6QueueController.693.6.1FrameLatencies.693.6.2NoHead-of-LineBlocking.693.6.3QoSwithandwithoutFlowControl.693.6.4GuaranteedFrameDeliverywithoutFlowControl.703.6.5TheQueues.703.6.6PerPortFixedorWeightedPriority.713.6.7ProgrammableWeightingTable.723.7EmbeddedMemory.733.8EgressPolicy.743.8.1ForwardUnknown/SecurePort.743.8.2ForwardUnknownforMulticasts.743.8.3Secure802.1QVLANs.753.8.4TaggingandUntaggingFr