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5.47LSUnControlRegister6(LSUn_REG6)
SRIORegisters
Therearefouroftheseregisters,oneforeachLSU.
Figure103.LSUnControlRegister6(LSUn_REG6)
31-16
Reserved
R-0x00
LEGEND:R=Readonly;-n=valueafterreset
15-54-10
ReservedCOMPLETION_CODEBSY
R-0x00R-0x00R-
0x00
LEGEND:R=Readonly;-n=valueafterreset
Table77.LSUnControlRegister6(LSUn_REG6)FieldDescriptions
BitFieldValueDescription
31-5ReservedReserved
4-1COMPLETION_CIndicatesthestatusofthependingcommand.
ODE
000bTransactioncomplete,NoErrors(Posted/Non-posted)
001bTransactionTimeoutoccurredonNon-postedtransaction
010bTransactioncomplete,Packetnotsentduetoflowcontrolblockade(Xoff)
011bTransactioncomplete,Non-postedresponsepacket(type8and13)containedERRORstatus,or
responsepayloadlengthwasinerror
100bTransactioncomplete,Packetnotsentduetounsupportedtransactiontypeorinvalidprogramming
encodingforoneormoreLSUregisterfields
101bDMAdatatransfererror
110b"Retry"DOORBELLresponsereceived,orAtomicTest-and-swapwasnotallowed(semaphorein
use)
111bTransactioncomplete,Packetnotsentduetounavailableoutboundcreditatgivenpriority
0BSYIndicatesstatusofthecommandregisters.
0bCommandregistersareavailable(writable)fornextsetoftransferdescriptors
1bCommandregistersarebusywithcurrenttransfer
SerialRapidIO(SRIO) 148SPRU976–March2006
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