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SRIORegisters
Table73.LSUInterruptConditionStatusRegister(LSU_ICSR)FieldDescriptions(continued)
BitFieldValueDescription
19ICS190LSU3interruptconditionnotdetected.
1LSU3interruptconditiondetected.Transactionwasnotsentduetounsupportedtransactiontypeor
invalidfieldencoding.
18ICS180LSU3interruptconditionnotdetected.
1LSU3interruptconditiondetected.TransactionwasnotsentduetoXoffcondition.
17ICS170LSU3interruptconditionnotdetected.
1LSU3interruptconditiondetected.Non-postedtransactionreceivedERRORresponse,orerrorin
responsepayload.
16ICS160LSU3interruptconditionnotdetected.
1LSU3interruptconditiondetected.Transactioncomplete,Noerrors(posted/non-posted).Enablefor
thisinterruptisultimatelycontrolledbytheInterruptReqbitofLSU3_REG4.Thisallows
enabling/disablingonaperrequestbasis.ForoptimumLSUperformance,interruptpacingshould
notbeusedontheLSUinterrupts.
15ICS150LSU2interruptconditionnotdetected.
1LSU2interruptconditiondetected.Packetnotsentduetounavailableoutboundcreditatgiven
priority.
14ICS140LSU2interruptconditionnotdetected.
1LSU2interruptconditiondetected.RetryDoorbellresponsereceivedorAtomictest-and-swapwas
notallowed(semaphoreinuse).
13ICS130LSU2interruptconditionnotdetected.
1LSU2interruptconditiondetected.TransactionwasnotsentduetoDMAdatatransfererror.
12ICS120LSU2interruptconditionnotdetected.
1LSU2interruptconditiondetected.Transactiontimeoutoccurred.
11ICS110LSU2interruptconditionnotdetected.
1LSU2interruptconditiondetected.Transactionwasnotsentduetounsupportedtransactiontypeor
invalidfieldencoding.
10ICS100LSU2interruptconditionnotdetected.
1LSU2interruptconditiondetected.TransactionwasnotsentduetoXoffcondition.
9ICS90LSU2interruptconditionnotdetected.
1LSU2interruptconditiondetected.Non-postedtransactionreceivedERRORresponse,orerrorin
responsepayload.
8ICS80LSU2interruptconditionnotdetected.
1LSU2interruptconditiondetected.Transactioncomplete,Noerrors(posted/non-posted).Enablefor
thisinterruptisultimatelycontrolledbytheInterruptReqbitofLSU2_REG4.Thisallows
enabling/disablingonaperrequestbasis.ForoptimumLSUperformance,interruptpacingshould
notbeusedontheLSUinterrupts.
7ICS70LSU1interruptconditionnotdetected.
1LSU1interruptconditiondetected.Packetnotsentduetounavailableoutboundcreditatgiven
priority.
6ICS60LSU1interruptconditionnotdetected.
1LSU1interruptconditiondetected.RetryDoorbellresponsereceivedorAtomictest-and-swapwas
notallowed(semaphoreinuse).
5ICS50LSU1interruptconditionnotdetected.
1LSU1interruptconditiondetected.TransactionwasnotsentduetoDMAdatatransfererror.
4ICS40LSU1interruptconditionnotdetected.
1LSU1interruptconditiondetected.Transactiontimeoutoccurred.
3ICS30LSU1interruptconditionnotdetected.
1LSU1interruptconditiondetected.Transactionwasnotsentduetounsupportedtransactiontypeor
invalidfieldencoding.
2ICS20LSU1interruptconditionnotdetected.
1LSU1interruptconditiondetected.TransactionwasnotsentduetoXoffcondition.
SPRUE13A–September2006SerialRapidIO(SRIO)139
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