///
/// This is a base class for reading raw data digits in Altro format
/// The class is able to read both old and new RCU trailer formats
-/// One can switch between formats using fIsOldRCUFormat flag.
+/// Switch between formats is done automatically using the last payload word.
/// In case the Common Data Header is 7 32-bit words long, one
/// can use the fIsShortDataHeader flag.
///
virtual void Reset();
virtual Bool_t Next();
+ virtual Bool_t NextDDL(UChar_t* data = NULL); // Iterate over DDLs/RCUs
+ virtual Bool_t NextChannel(); // Iterate over altro channels
+ virtual Bool_t NextBunch(UShort_t *bunchData,
+ Int_t &bunchLength,
+ Int_t &startTimeBin); // Iterate over altro bunches
+
Int_t GetDDLNumber() const { return fDDLNumber; } // Provide current DDL number
Int_t GetPrevDDLNumber() const { return fPrevDDLNumber; }// Provide previous DDL number
Bool_t IsNewDDLNumber() const {return (fDDLNumber != fPrevDDLNumber);};
Int_t GetSignal() const { return fSignal; } // Provide signal in ADC counts
Int_t GetTimeLength() const { return fTimeBunch; } // Provide total length of current time bunch
+ Int_t GetChannelPayloadSize() const { return fChannelPayloadSize; }
+ Int_t GetRCUPayloadSizeInSOD() const;
+
Int_t GetBranch() const; // Provide the branch index for the current hardware address
Int_t GetFEC() const; // Provide the front-end card index for the current hardware address
Int_t GetAltro() const; // Provide the altro chip index for the current hardware address
Bool_t GetRCUTrailerData(UChar_t*& data) const; // Provide a pointer to RCU trailer
Int_t GetRCUTrailerSize() const { return fRCUTrailerSize; } // Provide size of RCU trailer
+ // RCU trailer related getters
+ UInt_t GetFECERRA() const { return fFECERRA; }
+ UInt_t GetFECERRB() const { return fFECERRB; }
+ UShort_t GetERRREG2() const { return fERRREG2; }
+ UShort_t GetNChAddrMismatch() const { return fERRREG3; }
+ UShort_t GetNChLengthMismatch() const { return fERRREG4; }
+
+ UShort_t GetActiveFECsA() const { return fActiveFECsA; }
+ UShort_t GetActiveFECsB() const { return fActiveFECsB; }
+
+ UInt_t GetAltroCFG1() const { return fAltroCFG1; }
+ UChar_t GetBaselineCorr() const { return fAltroCFG1 & 0xF; }
+ Bool_t GetPolarity() const { return (fAltroCFG1 >> 4) & 0x1; }
+ UChar_t GetNPresamples() const { return (fAltroCFG1 >> 5) & 0x3; }
+ UChar_t GetNPostsamples() const { return (fAltroCFG1 >> 7) & 0xF; }
+ Bool_t GetSecondBaselineCorr() const { return (fAltroCFG1 >> 11) & 0x1; }
+ UChar_t GetGlitchFilter() const { return (fAltroCFG1 >> 12) & 0x3; }
+ UChar_t GetNNonZSPostsamples() const { return (fAltroCFG1 >> 14) & 0x7; }
+ UChar_t GetNNonZSPresamples() const { return (fAltroCFG1 >> 17) & 0x3; }
+ Bool_t GetZeroSupp() const { return (fAltroCFG1 >> 19) & 0x1; }
+
+ UInt_t GetAltroCFG2() const { return fAltroCFG2; }
+ Bool_t GetNAltroBuffers() const { return (fAltroCFG2 >> 24) & 0x1; }
+ UChar_t GetNPretriggerSamples() const{ return (fAltroCFG2 >> 20) & 0xF; }
+ UShort_t GetNSamplesPerCh() const { return (fAltroCFG2 >> 10) & 0x3FF; }
+ Bool_t GetSparseRO() const { return (fAltroCFG2 >> 9) & 0x1; }
+ Double_t GetTSample() const;
+ Double_t GetL1Phase() const;
+ void PrintRCUTrailer() const;
+
void SelectRawData(Int_t detId); // Select raw data for specific detector id
void SelectRawData(const char *detName); // Select raw data for specific detector name
- void SetNoAltroMapping(Bool_t flag) { fNoAltroMapping = flag; } // Specify whenever to use or not the altro mapping
- void SetOldRCUFormat(Bool_t flag) { fIsOldRCUFormat = flag; } // Specify whenever to use or not the old RCU trailer format
void SetShortDataHeader(Bool_t flag) { fIsShortDataHeader = flag; } // Specify whenever to assume or not a short CDH format
void PrintDebug() const; // Print debug information in case of decoding errors
kTimeBinReadErr = 4,
kAmplitudeReadErr = 5,
k32bitWordReadErr = 6,
- kBadAltroMapping = 7
+ kBadAltroMapping = 7,
+ kRCUTrailerErr = 8
};
AliAltroRawStream& operator = (const AliAltroRawStream& stream);
protected:
- Bool_t fNoAltroMapping; // temporary flag in case of no altro mapping is provided
- Short_t fSegmentation[3]; // temporary container for the dummy trailer, to be removed
-
- Bool_t fIsOldRCUFormat; // flag used to select between old and new RCU trailer format
Bool_t fIsShortDataHeader; // flag used to select between normal and short CDH format
private :
UShort_t GetNextWord();
Bool_t ReadTrailer();
- Bool_t ReadDummyTrailer();
void ReadBunch();
void ReadAmplitude();
Int_t GetPosition();
UInt_t Get32bitWord(Int_t &index);
+ Int_t ReadRCUTrailer(Int_t &index, Int_t trailerSize);
Int_t fDDLNumber; // index of current DDL number
Int_t fPrevDDLNumber;// index of previous DDL number
Int_t fPosition; // current (10 bit) position in fData
Int_t fCount; // counter of words to be read for current trailer
+ Int_t fChannelPayloadSize; //
Int_t fBunchLength; // remaining number of signal bins in the current bunch
UChar_t* fRCUTrailerData; // pointer to RCU trailer data
Int_t fRCUTrailerSize; // size of RCU trailer data in bytes
+ // RCU trailer contents
+ UInt_t fFECERRA; // contains errors related to ALTROBUS transactions
+ UInt_t fFECERRB; // contains errors related to ALTROBUS transactions
+ UShort_t fERRREG2; // contains errors related to ALTROBUS transactions or trailer of ALTRO channel block
+ UShort_t fERRREG3; // contains number of altro channels skipped due to an address mismatch
+ UShort_t fERRREG4; // contains number of altro channels skipped due to a block length mismatch
+ UShort_t fActiveFECsA; // bit pattern of active FECs in branch A
+ UShort_t fActiveFECsB; // bit pattern of active FECs in branch B
+ UInt_t fAltroCFG1; // ALTROCFG1 register
+ UInt_t fAltroCFG2; // ALTROCFG2 and ALTROIF registers
+
ClassDef(AliAltroRawStream, 0) // base class for reading Altro raw digits
};
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff