Specifications

5
Managing Alarms and Events
95
ATCA-6014 and ATCA-6016 shelf alarm indicators
TheATCA‐6014andtheATCA‐6016shelvesbothhaveashelfalarmpanel(SAP)andashelf
alarmdisplay (SAD).TheSAPisatelcoalarmconnectorlocatedonthefrontoftheATCA‐6014
shelfandontherearoftheATCA‐6016shelf.TheSADconsistsofalarmLEDsthatindicate
minor,major,andcriticalalarms,andislocatedonthefrontofboththeATCA‐6014andthe
ATCA‐6016.
ThealarmLEDsarecontrolleddirectlybythetelcoalarmstatesandthetelcoalarmoutputs
arecontrolledbytheShelfManagerthroughHPI.
TheShelfManagerautomaticallycontrolsthedisplayandthealarmindicators asfollows:
•TurnsontheCritical,Major,orMinorLEDontheshelfalarmdisplaywhenitdetectsa
critical,majororminoralarm.
•TurnsofftheCritical,Major,orMinorLEDontheshelfalarmdisplaywhenallcriticalmajor
orminoralarmsareremoved.
•Restoresthe stateofthealarmLEDsbasedonalarmscurrentlyintheDAT.
Managing shelf alarm indicators
ThissectiongivesmethodsforoverridingtheShelfManager’sdefaultresponsestoshelf
alarmindicatorsontheATCA‐6000andtheATCA‐6006shelves.Formoreinformation,seethe
SAFHPISpecificationandtheSAFMappingSpecification.
Note:TheshelfalarmindicatorsontheATCA‐6002,theATCA‐6014,andtheATCA‐6016
shelvescannotbeoverridden.
Accessing the alarm indicator HPI controls
AccesstotheHPIcontrolsforthealarmindicatorsisthroughaproxyFRUordirectlytoan
intelligentshelfalarmpanelFRU,dependingontheshelf.Table 13liststheresourceIDof
eachoftheseFRU s. FortheIPMBaddressofeachFRU,seeTable 17onpage 134.
Tooverride
theShelfManager'sautomaticcontrolofthealarmindicators, the HPIusermust
changethecontrolmodefromautomatictomanual,andsetthecontrolstatetothedesired
valueforthegivencontrol.ThesearebothdoneusingthesaHpiControlSet()function,
documentedintheSAFHPISpecification.
•TheCtrlMode mustbechangedfromSAHPI_CTRL_MODE_AUTOto
SAHPI_CTRL_MODE_MANUAL.
•TheCtrlStatemustbesettothedesiredvalue,usingtheappropriateunionforthecontrol
type.
Table 13. HPI resource IDs of FRUs for accessing the alarm indicator HPI controls
Shelf FRU that gives access to alarm controls HPI resource ID
ATCA-6000 Virtual SPM 0x1C250
ATCA-6006 Shelf alarm panel (an intelligent FRU) 0x10652