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5.2PeripheralIdentificationRegister(PID)
SRIORegisters
Theperipheralidentificationregister(PID)isaconstantregisterthatcontainstheIDandIDrevision
numberforthatperipheral.ThePIDstoresversioninformationusedtoidentifytheperipheral.Allbits
withinthisregisterareread-only(writeshavenoeffect)meaningthatthevalueswithinthisregistershould
behard-codedwiththeappropriatevaluesandmustnotchangefromtheirresetstate.
Figure58.PeripheralIDRegister(PID)
31-2423-16
ReservedTYPE
R-0x00R-0x01
LEGEND:R=Readonly;-n=valueafterreset
15-87-0
CLASSREV
R-0x0AR-0x01
LEGEND:R=Readonly;-n=valueafterreset
Table29.PeripheralIDRegister(PID)FieldDescriptions
BitFieldValueDescription
31-24ReservedReserved
23-16TYPEPeripheraltype:IdentifiesthetypeoftheperipheralRIO
15-8CLASSPeripheralclass:IdentifiestheclassSwitchFabric
7-0REVPeripheralrevision:Identifiestherevisionoftheperipheral.Thisvalueshouldbeginat0x01andbe
incrementedeachtimethedesignisrevised.
SPRU976–March2006SerialRapidIO(SRIO)99
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