HP Lto 5 Manual
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Page 101
ResultingPartition1ResultingPartition0 Second Partition Size First Partition Size Additional Partitions DefinedIDPSDPFDP 0(non-existent)1.5TB0FFFFh00h100 0(non-existent)1.5TB005DCh 1.5TB–s–37.5GB (overhead) sGB,wheres=37.5*nnl1n38nl37.5*(n–1)
Page 102
Regardlessofwhichmethodwasusedtospecifypartitionsizes(FDP,SDPorIDPbits),oncea FORMATMEDIUMcommandhascompleted,aMODESENSEcommandwillalwaysreportIDP=1. Thedrivewillnotretaininformationonhowthepartitionswerespecified. Protocol-SpecificLogicalUnitmodepage(FCdrives) 01234567 PageCode{18h}Rsvd(0)PS(0)0 PageLength{06h)1 Reserved(0)2 EPDC[1]Reserved(0)3 Reserved(0)4–7 ThetargetdoesnotusetheprecisedeliveryfunctionandignoresthecontentsoftheCRNfield...
Page 103
01234567 RR_TOVUnits(3)Reserved(0)6 ResourceRecoveryTime-OutValue—RR_TOV(F0h,thatis,24s)7 DisableTargetFabricDiscovery.Ifthedriveisnotattachedtoanarbitratedloop,theDTFDbit isignored. DTFD Whenattachedbyanarbitratedloop,thedrivewilldiscoverafabricloopportif oneispresentontheloopandperformpublicloopfunctions. 0 Whenattachedbyanarbitratedloop,thedrivewillnotrecognizethepresenceof afabricloopportontheloop.Thedriveperformsonlytheprivateloopfunctions. 1 PreventLoopPortBypassPLPB...
Page 104
DisableTargetInitiatedPortEnableDTIPE ThedriveenablesitsportintotheloopwithoutwaitingforaLoopPortEnable primitive. 0 ThedrivewaitsforaninitiatortosendtheLoopPortEnableprimitivebeforeinserting itselfintotheloop.ThedriveusesthehardaddressavailableintheSCAconnector ordeviceaddressjumperstodetermineifprimitivesareaddressedtoit.ALoop PortEnableprimitivewiththebroadcastaddresswillalsocausethedrivetoinsert itselfintotheloop. Note:IftheDTIPEbitissetto1,thePLPBbitmustbesetto0. 1...
Page 105
01234567 InitiatorResponseTimeout[03E8h]6–7 RejecttoOpenLimit[0]8 9 Reserved(0)10–15 Thetimeforwhichthetargetportwillretryconnectionrequeststoaninitiatorportthat arerejectedwithresponsesindicatingtheinitiatorportmaynolongerbepresentbefore recognizinganI_Tnexusloss.Valuesareasfollows: I_TNexusLossTime Vendorspecificamountoftime0000h Timeinmilliseconds.Thedefaultvalueof07D0hfallswithinthisrange,so thedrivewillretryrequestfor2seconds,thatis,07D0h(2000)milliseconds. 0001h– FFFEh Retryrequestsforever.FFFFh...
Page 106
Aone-bytecounterthatisincrementedbyonebythedeviceservereverytimethevalues inthismodepageortheEnhancedPHYControlmodepagearechanged.Whenthe counterreachesitsmaximumvalueofFFh,thenextincrementwrapsitbackto01h.The GenerationCodefieldisalsocontainedintheEnhancedPHYControlmodepageandthe Protocol-SpecificPortlogpage,andmaybeusedtocorrelatePHYsettingsacrossmode pageandlogpageaccesses. GenerationCode Thegenerationcodeisunknown.00h EachSASmodedescriptorisdefinedasfollows: 01234567 Reserved(0)+0...
Page 107
Thelinkratenegotiatedduringthelastlinkreset.ThismaybelessthantheProgrammed MinimumPhysicalLinkRateorgreaterthantheProgrammedMaximumPhysicalLinkRate iftheyhavebeenchangedsincethelastlinkreset.Valuesappropriateforthisdeviceare asfollows: NegotiatedLogicalLink Rate PHYisenabled.Unknownphysicallinkrate.UNKNOWN0h PHYisdisabled.DISABLED1h PHYisenabled—1.5Gb/sG18h PHYisenabled—3.0Gb/sG29h PHYisenabled—6.0Gb/sG3Ah TheattachedPHYiscapablebehavingasaSSP/STP/SMPinitiator.1AttachedSSP/STP/SMP InitiatorPort...
Page 108
01234567 Reserved(0)4 ProtocolIdentifier(6h)Reserved(0)5 GenerationCode6 NumberofPHYs(2)7 EnhancedPHYControlmodedescriptors FirstEnhancedPHYControlmodedescriptor(20bytes)8 27 SecondEnhancedPHYControlmodedescriptor(20bytes)28 47 Aone-bytecounterthatisincrementedbyonebythedeviceservereverytimethevalues inthispageorthePHYControlandDiscovermodesub-pagearechanged.Whenthe counterreachesitsmaximumvalueofFFh,thenextincrementwrapsitbackto01h.The...
Page 109
PowerConditionmodepage ThePowerConditionmodepagecontrolsthepowerconditiontransitions(idleorstandby)ofa logicalunit: 01234567 PageCode{1Ah}SPF(0)PS(0)0 PageLength{0Ah)1 Reserved(0)2 Standby(0)Idle(0)Reserved(0)3 IdleConditionTimer(MSB)4 (LSB)7 StandbyConditionTimer(MSB)8 (LSB)11 TheIdleandStandbybitsarenotchangeable.Becausebotharesetto0,theTimersareignored. InformationExceptionsmodepage TheInformationExceptionsmodepageisusedtocontrolexceptionreportingthroughthe“Requested Recoverylogpage”(page67):...
Page 110
IftheTestflagisclearthenextcommandwillbeprocessednormally.0Test Atestbitofonewillgeneratefalseinformationalexceptionconditions.Asaresult,the nextSCSIcommandaftertheModeSelectwillreturnCHECKCONDITIONwithasense keyofRECOVEREDERRORandadditionalsenseof5DFFh(failurepredictionthreshold exceeded-false).TheDExcptbitmustnotbesetatthesametime. 1 TheTestbitwillneverbereadas1whenperformingaModeSensecommand.Thisisnotan indicationthatthedriveisintestmode.Forexample,usingtheTestbitandTestFlagNumber,...
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