RadiSys ATCA-4616 Especificações descarregar pdf (Página 73)

Changing Shelf Settings Using HPI

Whileinmanualmode,youcanalsoupdatetheDelayBeforeNextPowerOnforthat

hardwareaddress.Thisistheanalogstatevalueofthecontrol.Newvaluesareenteredin

tenthsofasecond.Tochangethedelaybeforethenextpoweron:

1. Brieflysetthecontrolinmanualmode.

2. Changetheanalogstatevalueofthecontrol.

3. Resetthecontroltoautomode.

RefertotheFRUactivationcontrolsectionoftheSAFMappingSpecificationformoredetails

onthiscontrol.

HPI FRU hot-swap policy cancellation

HPIprovidesanotheroverridefeatureforthesystemmanagertostopShelfManager

controlled activationofaFRUeveniftheassociatedFRUactivationcontrolisinautomode.

Forupto3secondsaftertheHPIhot‐swapeventfortheFRUresource’ stransitionto

SAHPI_HS_STATE_INSERTION_PENDINGisreceived,systemmanagerscanusetheHPIAPIcall

saHpiHotSwapPolicyCancel()toabortFRUactivationandholdtheFRUintheM2(Activation

Request)hot‐swapstate.ThesystemmanagercanlaterusetheHPIAPIcall

saHpiResourceActiveSet()toinitiateFRUActivationorsaHpiResourceInactiveSet()tofully

deactivatetheFRU,asdesired.

Similarly,forupto3secondsaftertheHPIhot‐swapeventfortheFRUresource’stransitionto

SAHPI_HS_STATE_EXTRACTION_PENDINGisreceived,systemmanagerscanusetheHPIAPI

callsaHpiHotSwapPolicyCancel()toabortFRUdeactivationandholdtheFRUintheM5

(DeactivationRequest)hot‐swapstate.ThesystemmanagercanlaterusetheHPIAPIcall

saHpiResourceActiveSet()totak etheFRUbacktotheactivestateor

saHpiResourceInactiveSet()toinitiatedeactivationoftheFRU,asdesired.

TheHPIhot‐sw apmanagementfunctions,alongwiththeFRUactivationcontrol,thusprovide

theATCAShelfManagermultiplemethodstooverridethedefaultShelfManager‐controlled

hot‐swapinsertion

orextractionofinte lligentFRUsfromtheshelf.

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RadiSys ATCA-4616 Especificações Página 73