Specifications

3
Software/Firmware Description
61
BIOS recovery
RefertotheFirmwareandSoftwareUpdateInstructionsforthefullBIOSimageupload
procedure.
IftheCPMBIOSfailsbootduetoFlashcorruptionofboththeprimaryandsecondaryboot
Flashimages,theusercanrecovertheFlashBIOSimageusingaBIOScrisisrecovery
procedure.Whenthe“BIOSForceRecovery”jumper(pins5‐6)isinstalledinthecustomer
header(P2),theBIOSimagescanbereloaded.RefertoOnboardheadersonpage 114forthe
fullpinoutoftheCPMcustomerheader.
Oncetherecoverymodeisentered,thesystemBIOStriestofindandloadaBIOSimagefrom
eitherthefrontpanelUSBportorthefrontpanelserialport.OncetheBIOSimageisloaded
successfully,thesystemBIOScontinuesthesubsequentbootphasesfromtheloadedBIOS
imageuntiltheBIOSimageintheflashdeviceisre‐programmed.ThemainandNVRAMBIOS
blocksareupdated,butnotthebootblock.ContactRadisysTechnicalSupportforassistance
oriftheentireBIOSimage(includingthebootblock)needstobereloaded.
IPMC functions
TheIPMCcontrolsthehardwaremanagementsubsystembyenablingpayloadpowerand
ports,detectingcomponenthardwarestates,initiatingresets,andmonitoringmanaged
sensors.
TheCPM’shardwaremanagementsystemcomplieswiththePICMG3.0R3.0base
specification,theHPM.1R1.0firmwareupgradespecification,andtheIntelligentPlatform
ManagementInterface(IPMI)1.5specification, which definesasetofcommoninterfacesfor
managingthesystemandformonitoringsystemhealth.
Usingserial‐over‐LANandIPMI‐over‐LANcommunications,theIPMCprovidesaremoteuser
withaccesstotheCPUserialconsolethroughthebaseinterface.Formoreinformation,see
Chapter4,IPMI‐Over‐LAN,onpage 63andSerial‐Over‐LANonpage 65.
TheCPM'sCPUcommunicateswiththeIPMCthroughakeyboardcontrollerstyle(KCS)
interface,whichprovidesaccesstoIPMIfunctions.ThisallowstheCPUtosendmessagesto
theCPM'sIPMCortoanyothermanagementcontrollerintheshelf.Foralist
oftheIPMI
commandsanddetailsonthesensorsusedontheCPM,refertoAppendixB,IPMICommands
andManagedSensors,onpage 86.
Software/Firmware Update Support
Softwareorfirmwareupdateinstructionsareincludedineachupdatepackage.Inthecaseof
adownloadedupdatepackage,anyupdateinstructionsareincludedasaseparatedocument
inthepackage.
Whenthesoftware/firmwareupdateisprovidedonanupdateCDROM(ISO)image,the
updateinstructionsareincludedasa
separatedocumentontheimagealongwithanyother
documentsassociatedwiththeupdatepackage.