PCIExpressTechnology3.0

PCIExpressTechnology3.0
PCIExpress3.0isthelatestgenerationofthepopularperipheralinterfacefoundinvirtuallyeveryPC,server,andindustrialcomputer.Itshighbandwidth,lowlatency,andcost-to-performanceratiomakeitanaturalchoiceformanyperipheraldevicestoday.EachnewgenerationofPCIExpressaddsmorefeatures,capabilitiesandbandwidth,whichmaintainsitspopularityasadeviceinterconnect.MindShare'sbookstakethehardworkoutofdecipheringthespecs,andthisonefollowsthattradition.MindShare'sPCIExpressTechnologybookprovidesathoroughdescriptionoftheinterfacewithnumerouspracticalexamplesthatillustratetheconcepts.Writteninatutorialstyle,thisbookisidealforanyonenewtoPCIExpress.Atthesametime,itsthoroughcoverageofthedetailsmakesitanessentialresourceforseasonedveterans.次要内容如下：PCIExpressOriginsConfigurationSpaceandAccessMethodsEnumerationProcessPacketTypesandFieldsTransactionOrderingTrafficClasses,VirtualChannelsandArbitration(QoS)FlowControlACK/NAKProtocolLogicalPHY(8b/10b,128b/130b,Scrambling)ElectricalPHYLinkTrainingandInitializationInterruptDelivery(Legacy,MSI,MSI-X)ErrorDetectionandReportingPowerManagement(forbothsoftwareandhardware)2.0and2.1Features(suchas5.0GT/s,TLPHints,andMulti-Casting)3.0Features(suchas8.0GT/s,andanewencodingscheme)ConsiderationsforHighSpeedSignaling(suchasEqualization)