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5.57SourceOperationsCAR(SRC_OP)
SRIORegisters
ThesourceoperationsCAR(SRC_OP)isshowninFigure120anddescribedinTable128.
Figure120.SourceOperationsCAR(SRC_OP)-AddressOffset1018h
3124
Reserved
R-0
23181716
ReservedIMPLMNT_DEFINED_2
R-0R-00
15141312111098
STREAM_WRITE_WITH_ATOMIC_TEST_
READWRITEDATA_MESSDOORBELLReserved
WRITERESPAND_SWAP
R-0R-0R-0R-0R-0R-0R-0R-0
76543210
ATOMIC_ATOMIC_ATOMIC_ATOMIC_PORT_
ReservedIMPLMNT_DEFINED_1
INCRMNTDCRMNTSETCLEARWRITE
R-0R-0R-0R-0R-0R-1R-00
LEGEND:R=Readonly;-n=Valueafterreset
Table128.SourceOperationsCAR(SRC_OP)FieldDescriptions
BitFieldValueDescription
31–18Reserved0Theseread-onlybitsreturn0swhenread.
17–16IMPLMNT_DEFINED_2Definedbythedeviceimplementation
15READPEcansupportareadoperation
14WRITEPEcansupportawriteoperation
13STREAM_WRITEPEcansupportastreaming-writeoperation
12WRITE_WITH_RESPPEcansupportawrite-with-responseoperation
11DATA_MESSPEcansupportadatamessageoperation
10DOORBELLPEcansupportadoorbelloperation
9Reserved0Thisread-onlybitreturns0whenread.
8ATOMIC_TEST_PEcansupportanatomictest-and-swapoperation
AND_SWAP
7ATOMIC_INCRMNTPEcansupportanatomicincrementoperation
6ATOMIC_DCRMNTPEcansupportanatomicdecrementoperation
5ATOMIC_SETPEcansupportanatomicsetoperation
4ATOMIC_CLEARPEcansupportanatomicclearoperation
3Reserved0Thisread-onlybitreturns0whenread.
2PORT_WRITEPEcansupportaport-writegeneration
1–0IMPLMNT_DEFINED_1Definedbythedeviceimplementation
SerialRapidIO(SRIO) 188SPRUE13A–September2006
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