/************************************************************************** * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * * * * Author: The ALICE Off-line Project. * * Contributors are mentioned in the code where appropriate. * * * * Permission to use, copy, modify and distribute this software and its * * documentation strictly for non-commercial purposes is hereby granted * * without fee, provided that the above copyright notice appears in all * * copies and that both the copyright notice and this permission notice * * appear in the supporting documentation. The authors make no claims * * about the suitability of this software for any purpose. It is * * provided "as is" without express or implied warranty. * **************************************************************************/ /* $Id$ */ //////////////////////////////////////////////////////////////////////////// // // // This class provides access to TRD digits in raw data. // // // // It loops over all TRD digits in the raw data given by the AliRawReader // // The Next method goes to the next digit. If there are no digits left // // it returns kFALSE. // // Several getters provide information about the current digit. // // // // Author: // // Christian Lippmann (C.Lippmann@gsi.de) // // // //////////////////////////////////////////////////////////////////////////// #include "AliLog.h" #include "AliRawReader.h" #include "AliTRDRawStream.h" #include "AliTRDgeometry.h" #include "AliTRDcalibDB.h" #include "AliTRDdigitsManager.h" #include "AliTRDdataArrayI.h" #include "AliTRDdataArrayS.h" #include "AliTRDSignalIndex.h" #include "AliTRDfeeParam.h" ClassImp(AliTRDRawStream) //_____________________________________________________________________________ AliTRDRawStream::AliTRDRawStream() :AliTRDrawStreamBase() // :TObject() ,fGeo(NULL) ,fSig() ,fADC(0) ,fTB(0) ,fEv(0) ,fROB(0) ,fMCM(0) ,fSM(0) ,fLAYER(0) ,fSTACK(0) ,fROC(0) ,fSIDE(0) ,fDCS(0) ,fROW(0) ,fCOL(0) ,fDET(0) ,fLastDET(-1) ,fBCctr(0) ,fPTctr(0) ,fPTphase(0) ,fRVmajor(0) ,fRVminor(0) ,fHCHWords(0) ,fTBins(0) ,fTCon(0) ,fPEDon(0) ,fGAINon(0) ,fXTon(0) ,fNonLinOn(0) ,fBypass(0) ,fCommonAdditive(0) ,fZeroSuppressed(0) ,fHCHctr1(0) ,fHCHctr2(0) ,fMCMHctr1(0) ,fMCMHctr2(0) ,fGTUctr1(0) ,fGTUctr2(0) ,fHCdataCtr(0) ,fTracklPID(0.) ,fTracklDefL(0.) ,fTracklPadPos(0.) ,fTracklPadRow(0) ,fGTUlinkMask() ,fRawReader(NULL) ,fRawVersion(2) ,fNextStatus(0) ,fTbSwitch(0) ,fTbSwitchCtr(0) ,fTimeWords(0) ,fWordCtr(0) ,fRowMax(0) ,fColMax(0) ,fADCmask() ,fChamberDone() ,fRetVal(0) ,fEqID(0) ,fDataSize(0) ,fSizeOK(kFALSE) ,fCountBytes(0) ,fBufSize(0) ,fBufferSet(kFALSE) ,fPos(NULL) ,fDataWord(NULL) ,fTimeBinsCalib(0) { // // Default constructor // for (Int_t i = 0; i < 540; i++) { fChamberDone[i] = 0; } } //_____________________________________________________________________________ AliTRDRawStream::AliTRDRawStream(AliRawReader *rawReader) :AliTRDrawStreamBase(rawReader) // :TObject() ,fGeo(NULL) ,fSig() ,fADC(0) ,fTB(0) ,fEv(0) ,fROB(0) ,fMCM(0) ,fSM(0) ,fLAYER(0) ,fSTACK(0) ,fROC(0) ,fSIDE(0) ,fDCS(0) ,fROW(0) ,fCOL(0) ,fDET(0) ,fLastDET(-1) ,fBCctr(0) ,fPTctr(0) ,fPTphase(0) ,fRVmajor(0) ,fRVminor(0) ,fHCHWords(0) ,fTBins(0) ,fTCon(0) ,fPEDon(0) ,fGAINon(0) ,fXTon(0) ,fNonLinOn(0) ,fBypass(0) ,fCommonAdditive(0) ,fZeroSuppressed(0) ,fHCHctr1(0) ,fHCHctr2(0) ,fMCMHctr1(0) ,fMCMHctr2(0) ,fGTUctr1(0) ,fGTUctr2(0) ,fHCdataCtr(0) ,fTracklPID(0.) ,fTracklDefL(0.) ,fTracklPadPos(0.) ,fTracklPadRow(0) ,fGTUlinkMask() ,fRawReader(rawReader) ,fRawVersion(2) ,fNextStatus(0) ,fTbSwitch(0) ,fTbSwitchCtr(0) ,fTimeWords(0) ,fWordCtr(0) ,fRowMax(0) ,fColMax(0) ,fADCmask() ,fChamberDone() ,fRetVal(0) ,fEqID(0) ,fDataSize(0) ,fSizeOK(kFALSE) ,fCountBytes(0) ,fBufSize(0) ,fBufferSet(kFALSE) ,fPos(NULL) ,fDataWord(NULL) ,fTimeBinsCalib(0) { // // Create an object to read TRD raw digits // fRawReader->Select("TRD"); for (Int_t i = 0; i < 540; i++) { fChamberDone[i] = 0; } } //_____________________________________________________________________________ AliTRDRawStream::AliTRDRawStream(const AliTRDRawStream& stream) :AliTRDrawStreamBase(stream) // :TObject() ,fGeo(NULL) ,fSig() ,fADC(-1) ,fTB(-1) ,fEv(-1) ,fROB(-1) ,fMCM(-1) ,fSM(-1) ,fLAYER(-1) ,fSTACK(-1) ,fROC(-1) ,fSIDE(-1) ,fDCS(-1) ,fROW(-1) ,fCOL(-1) ,fDET(0) ,fLastDET(-1) ,fBCctr(-1) ,fPTctr(-1) ,fPTphase(-1) ,fRVmajor(-1) ,fRVminor(-1) ,fHCHWords(-1) ,fTBins(-1) ,fTCon(0) ,fPEDon(0) ,fGAINon(0) ,fXTon(0) ,fNonLinOn(-1) ,fBypass(-1) ,fCommonAdditive(-1) ,fZeroSuppressed(0) ,fHCHctr1(-1) ,fHCHctr2(-1) ,fMCMHctr1(-1) ,fMCMHctr2(-1) ,fGTUctr1(-1) ,fGTUctr2(-1) ,fHCdataCtr(-1) ,fTracklPID(-1.) ,fTracklDefL(-1.) ,fTracklPadPos(-1.) ,fTracklPadRow(-1) ,fGTUlinkMask() ,fRawReader(NULL) ,fRawVersion(-1) ,fNextStatus(0) ,fTbSwitch(0) ,fTbSwitchCtr(0) ,fTimeWords(0) ,fWordCtr(0) ,fRowMax(-1) ,fColMax(-1) ,fADCmask() ,fChamberDone() ,fRetVal(0) ,fEqID(0) ,fDataSize(0) ,fSizeOK(kFALSE) ,fCountBytes(0) ,fBufSize(0) ,fBufferSet(kFALSE) ,fPos(NULL) ,fDataWord(NULL) ,fTimeBinsCalib(0) { // // Copy constructor // AliFatal("Copy constructor not implemented"); } //_____________________________________________________________________________ AliTRDRawStream& AliTRDRawStream::operator = (const AliTRDRawStream& /* stream */) { // // Assigment operator // AliFatal("Assignment operator not implemented"); return *this; } //_____________________________________________________________________________ AliTRDRawStream::~AliTRDRawStream() { // // Destructor // if (fGeo) { delete fGeo; } } //_____________________________________________________________________________ void AliTRDRawStream::SetRawReader(AliRawReader *rawReader) { // // Sets the raw reader // if (rawReader) { fRawReader = rawReader; } } //_____________________________________________________________________________ Bool_t AliTRDRawStream::SetRawVersion(Int_t rv) { // // Set the raw data version // if ( rv >= 0 && rv <= 3 ) { fRawVersion = rv; return kTRUE; } return kFALSE; } //____________________________________________________________________________ Bool_t AliTRDRawStream::Init() { // // Initialization // if (!AliTRDcalibDB::Instance()) { AliError("Could not get calibration object"); return kFALSE; } if (!fGeo) { fGeo = new AliTRDgeometry(); } fTimeBinsCalib = AliTRDcalibDB::Instance()->GetNumberOfTimeBins(); AliDebug(2, Form("Number of Timebins read from CDB: %d", fTimeBinsCalib)); // The number of data words needed for this number of time bins (there // are 3 time bins in one word) fTimeWords = (fTimeBinsCalib-1)/3 + 1; fTbSwitch = 3; fTbSwitchCtr = 0; fHCHctr1 = fHCHctr2 = 0; fGTUctr1 = fGTUctr2 = -1; fHCdataCtr = 0; fWordCtr = 0; fDET = 0; fLastDET = -1; fRetVal = 0; fEqID = 0; fDataSize = 0; fSizeOK = kFALSE; fNextStatus = kStart; fCountBytes = 0; fBufSize = 0; fDataWord = NULL; fPos = NULL; fWordCtr = 0; fBufferSet = kFALSE; return kTRUE; } //____________________________________________________________________________ Int_t AliTRDRawStream::NextData() { // // Updates the next data word pointer // if (fCountBytes + kSizeWord >= fBufSize) { fBufferSet = fRawReader->ReadNextData(fPos); if (fBufferSet == kTRUE) { fBufSize = fRawReader->GetDataSize(); fCountBytes = 0; fDataWord = (UInt_t*)fPos; fNextStatus = kNextSM; fWordCtr = 0; return kNextSM; } else { fNextStatus = kStop; return kNoMoreData; } } else { fPos += kSizeWord; fCountBytes += kSizeWord; fDataWord = (UInt_t*)fPos; fWordCtr++; return kWordOK; } } //____________________________________________________________________________ Bool_t AliTRDRawStream::Next() { // // Updates the next data word pointer // if (fNextStatus == kStart) { Init(); } while (fNextStatus != kStop) { // !kStop NextData(); if (fNextStatus == kNextMCM || fNextStatus == kNextData) { fHCdataCtr += 4; if( ((*fDataWord & 0x80000000) == 0x0) && ((*fDataWord & 0x0000000f) == 0xC) ) { // MCM Header DecodeMCMheader(); if ( fMCM < 0 || fMCM > 15 || fROB < 0 || fROB > 7 ) { AliWarning("Wrong fMCM or fROB. Skip this data"); fRawReader->AddMajorErrorLog(kWrongMCMorROB,Form("MCM=%d, ROB=%d",fMCM,fROB)); fNextStatus = kNextHC; continue; } fTbSwitch = 3; // For first adc channel we expect: (*fDataWord & 3) = 3 fTbSwitchCtr = 0; // fADC = fTB = 0; // Reset Counter fNextStatus = kNextData; continue; } if ( *fDataWord == kEndofrawdatamarker ) { // End of half-chamber data, finished fGTUctr1 = -1; fNextStatus = kNextHC; continue; } if (fNextStatus == kNextData ) { // MCM header is set, ADC data is valid. // Found some data. Decode it now: fRetVal = DecodeDataWord(); if ( fRetVal == 0 ) continue; if ( fRetVal == -1 ) { fNextStatus = kNextHC; continue; } if ( fRetVal == 1) { { // A real pad fTB += 3; return kTRUE; } } // following ifs have been moved to DEcodeDatawordV1V2 // if ( fADC > 1 && fADC < (Int_t)fGeo->ADCmax()-1 ) // { // // Write Digits // if ( fCOL >= 0 && fCOL < fColMax && fROW >= 0 && fROW < fRowMax ) // { // A real pad // fTB += 3; // return kTRUE; // } // } // else // { // fCOL = -1; // } }// kNextData continue; } //next mcm if ( fNextStatus == kNextHC ) { // // 1) Find end_of_tracklet_marker // // GTU Link Mask? if ( (*fDataWord & 0xfffff000) == 0xe0000000 ) { DecodeGTUlinkMask(); continue; } // endoftrackletmarker? if ( *fDataWord == kEndoftrackletmarker ) { AliDebug(3, "end-of-tracklet-marker found"); fNextStatus = kSeekNonEoTracklet; continue; } else { // Tracklets found AliDebug(3, "Tracklet found"); DecodeTracklet(); continue; } } //if next HC if (fNextStatus == kSeekNonEoTracklet) { // // 2) Look for non-end_of_tracklet_marker // //printf("Word %d: 0x%08x\n", fWordCtr, *fDataWord); if ( *fDataWord != kEndoftrackletmarker ) { fNextStatus = kDecodeHC; AliDebug(3, "NON end-of-tracklet-marker found"); //// no do not continue - this should be the hcheader } else { //just go on and find the non-end_of_tracklet_marker continue; } } if ( fNextStatus == kDecodeHC ) { AliDebug(3, "Decode HC"); // // 3) This Word must be Half Chamber Header // if ( (*fDataWord & 0x00000003) == 1 ) { // HC header DecodeHCheader(fTimeBinsCalib); // This is the new header! fLastDET = fDET; fDET = fGeo->GetDetector(fLAYER, fSTACK, fSM); fRowMax = fGeo->GetRowMax(fLAYER,fSTACK,fSM); fColMax = fGeo->GetColMax(fROC); fMCMHctr2 = 0; fHCdataCtr = 0; fChamberDone[fDET]++; fNextStatus = kNextMCM; AliDebug(3, "Decode HC OK"); continue; } //HC header else { AliDebug(3, "Decode HC NOT OK"); fNextStatus = kNextSM; continue; } } // if decode HC if (fNextStatus == kNextSM) { fDET = 0; fRetVal = 0; fEqID = 0; fDataSize = 0; fSizeOK = kFALSE; // After reading the first word check for size of this data and get Eq. ID if ( fWordCtr == 1 ) { fDataSize = fRawReader->GetDataSize()/4; // Size of this payload in 32bit words fEqID = fRawReader->GetEquipmentId(); // Get Equipment ID if ( fDataSize > 0 ) fSizeOK = kTRUE; } // GTU Link Mask? if ( (*fDataWord & 0xfffff000) == 0xe0000000 ) { DecodeGTUlinkMask(); fNextStatus = kNextHC; continue; } else { AliWarning(Form("Equipment %d: First data word is not GTU Link Mask!", fEqID)); fRawReader->AddMajorErrorLog(kGTULinkMaskMissing,Form("Equipment %d",fEqID)); fNextStatus = kStop; } }// if nextSM } // not kStop AliDebug(1, Form("That's all folks! %d", fSM)); return kFALSE; } //____________________________________________________________________________ Int_t AliTRDRawStream::NextChamber(AliTRDdigitsManager *man) { // // Updates the next data word pointer // AliTRDdataArrayS *digits = 0; AliTRDdataArrayI *track0 = 0; AliTRDdataArrayI *track1 = 0; AliTRDdataArrayI *track2 = 0; AliTRDSignalIndex *indexes = 0; if (fNextStatus == kStart) { Init(); } while (fNextStatus != kStop) { // !kStop NextData(); if (fNextStatus == kNextMCM || fNextStatus == kNextData) //while (fNextStatus == kNextMCM || fNextStatus == kNextData) { fHCdataCtr += 4; if( ((*fDataWord & 0x80000000) == 0x0) && ((*fDataWord & 0x0000000f) == 0xC) ) { // MCM Header DecodeMCMheader(); if ( fMCM < 0 || fMCM > 15 || fROB < 0 || fROB > 7 ) { AliWarning("Wrong fMCM or fROB. Skip this data"); fRawReader->AddMajorErrorLog(kWrongMCMorROB,Form("MCM=%d, ROB=%d",fMCM,fROB)); fNextStatus = kNextHC; continue; } fTbSwitch = 3; // For first adc channel we expect: (*fDataWord & 3) = 3 fTbSwitchCtr = 0; // fADC = fTB = 0; // Reset Counter fNextStatus = kNextData; // NextData(); // if while loop! continue; // if if } if ( *fDataWord == kEndofrawdatamarker ) { // End of half-chamber data, finished fGTUctr1 = -1; fNextStatus = kNextHC; // full chamber processed ? if (fChamberDone[fDET] == 2) { return fDET; } else { // break; // if while loop continue; // if if } } if (fNextStatus == kNextData ) { // MCM header is set, ADC data is valid. // Found some data. Decode it now: fRetVal = DecodeDataWord(); if ( fRetVal == 0 ) continue; if ( fRetVal == -1 ) { fNextStatus = kNextHC; // NextData(); // if while loop! // break; //if while loop! continue;// if if } if ( fRetVal == 1) { { // A real pad // here fill the data arrays //return kTRUE; for (Int_t it = 0; it < 3; it++) { if ( GetTimeBin() + it < GetNumberOfTimeBins() ) { if (GetSignals()[it] > 0) { digits->SetDataUnchecked(fROW, fCOL, fTB + it, fSig[it]); indexes->AddIndexTBin(fROW, fCOL, fTB + it); if (man->UsesDictionaries()) { track0->SetDataUnchecked(fROW, fCOL, fTB + it, 0); track1->SetDataUnchecked(fROW, fCOL, fTB + it, 0); track2->SetDataUnchecked(fROW, fCOL, fTB + it, 0); } } } // check the tbins range } // for each tbin of current 3 fTB += 3; }// real pad } // if fRetVal == 1 // following ifs have been moved to DEcodeDatawordV1V2 // if ( fADC > 1 && fADC < (Int_t)fGeo->ADCmax()-1 ) // { // // Write Digits // if ( fCOL >= 0 && fCOL < fColMax && fROW >= 0 && fROW < fRowMax ) // { // A real pad // fTB += 3; // return kTRUE; // } // } // else // { // fCOL = -1; // } }// kNextData // NextData(); // if while loop! continue; //if if } //next mcm if ( fNextStatus == kNextHC ) { // // 1) Find end_of_tracklet_marker // // GTU Link Mask? if ( (*fDataWord & 0xfffff000) == 0xe0000000 ) { DecodeGTUlinkMask(); continue; } // endoftrackletmarker? if ( *fDataWord == kEndoftrackletmarker ) { AliDebug(3, "end-of-tracklet-marker found"); fNextStatus = kSeekNonEoTracklet; continue; } else { // Tracklets found AliDebug(3, "Tracklet found"); DecodeTracklet(); continue; } } //if next HC if (fNextStatus == kSeekNonEoTracklet) { // // 2) Look for non-end_of_tracklet_marker // //printf("Word %d: 0x%08x\n", fWordCtr, *fDataWord); if ( *fDataWord != kEndoftrackletmarker ) { fNextStatus = kDecodeHC; AliDebug(3, "NON end-of-tracklet-marker found"); //// no do not continue - this should be the hcheader } else { //just go on and find the non-end_of_tracklet_marker continue; } } if ( fNextStatus == kDecodeHC ) { AliDebug(3, "Decode HC"); // // 3) This Word must be Half Chamber Header // if ( (*fDataWord & 0x00000003) == 1 ) { // HC header DecodeHCheader(fTimeBinsCalib); // This is the new header! fDET = fGeo->GetDetector(fLAYER, fSTACK, fSM); fRowMax = fGeo->GetRowMax(fLAYER,fSTACK,fSM); fColMax = fGeo->GetColMax(fROC); if (fLastDET != fDET) { AliDebug(4, "New DET!"); // allocate stuff for the new det //man->ResetArrays(); digits = (AliTRDdataArrayS *) man->GetDigits(fDET); track0 = (AliTRDdataArrayI *) man->GetDictionary(fDET,0); track1 = (AliTRDdataArrayI *) man->GetDictionary(fDET,1); track2 = (AliTRDdataArrayI *) man->GetDictionary(fDET,2); // Allocate memory space for the digits buffer if (digits->GetNtime() == 0) { AliDebug(4, "Allocating digits"); //AliDebug(5, Form("Alloc digits for det %d", det)); digits->Allocate(fRowMax, fColMax, fTBins); if (man->UsesDictionaries()) { track0->Allocate(fRowMax, fColMax, fTBins); track1->Allocate(fRowMax, fColMax, fTBins); track2->Allocate(fRowMax, fColMax, fTBins); } } indexes = man->GetIndexes(fDET); indexes->SetSM(fSM); indexes->SetStack(fSTACK); indexes->SetLayer(fLAYER); indexes->SetDetNumber(fDET); if (indexes->IsAllocated() == kFALSE) { AliDebug(4, "Allocating indexes"); indexes->Allocate(fRowMax, fColMax, fTBins); } fLastDET = fDET; } fMCMHctr2 = 0; fHCdataCtr = 0; fChamberDone[fDET]++; fNextStatus = kNextMCM; AliDebug(3, "Decode HC OK"); continue; } //HC header else { AliDebug(3, "Decode HC NOT OK"); fNextStatus = kNextSM; continue; } } // if decode HC if (fNextStatus == kNextSM) { fDET = 0; fRetVal = 0; fEqID = 0; fDataSize = 0; fSizeOK = kFALSE; // After reading the first word check for size of this data and get Eq. ID if ( fWordCtr == 1 ) { fDataSize = fRawReader->GetDataSize()/4; // Size of this payload in 32bit words fEqID = fRawReader->GetEquipmentId(); // Get Equipment ID if ( fDataSize > 0 ) fSizeOK = kTRUE; } // GTU Link Mask? if ( (*fDataWord & 0xfffff000) == 0xe0000000 ) { DecodeGTUlinkMask(); fNextStatus = kNextHC; continue; } else { AliWarning(Form("Equipment %d: First data word is not GTU Link Mask!", fEqID)); fRawReader->AddMajorErrorLog(kGTULinkMaskMissing,Form("Equipment %d",fEqID)); fNextStatus = kStop; } }// if nextSM } // not kStop AliDebug(1, Form("That's all folks! %d", fSM)); //return kFALSE; return -1; } //============================================================================ // Decoding functions //============================================================================ //____________________________________________________________________________ void AliTRDRawStream::DecodeHCheader(Int_t timeBins) { // // Decode the HC header (fRawVersion == 2, 3, 4, ???) // fRVmajor = (*fDataWord >> 24) & 0x7f; fRVminor = (*fDataWord >> 17) & 0x7f; if (fRVmajor < 2 || fRVmajor > 4) AliError(Form(" Unsupported raw version: %d", fRawVersion)) if ( fRawVersion != fRVmajor ) { AliWarning("==============================================================================="); AliWarning(Form("Mismatch between fRawVersion (%d) and fRVmajor from HC header (%d)" ,fRawVersion,fRVmajor)); AliWarning(Form("Setting fRawVersion to %d", fRVmajor)); AliWarning("==============================================================================="); fRawVersion = fRVmajor; } // // check for zero suppression if ( fRawVersion >= 3 || fRawVersion <= 4 ) fZeroSuppressed = kTRUE; else fZeroSuppressed = kFALSE; // 1st word (h[0]) if ( (*fDataWord & 0x3) == 1 ) { fHCHWords = (*fDataWord >> 14) & 0x7; fSM = (*fDataWord >> 9) & 0x1f; fLAYER = (*fDataWord >> 6) & 0x7; fSTACK = (*fDataWord >> 3) & 0x7; fSIDE = (*fDataWord >> 2) & 0x1; fROC = fGeo->GetDetectorSec(fLAYER, fSTACK); AliDebug(3, Form("0x%08x: HC header: sm=%d; roc=%d; side=%x", *fDataWord, fSM, fROC, fSIDE+10)); if ((fSM < 0) || (fSM > 17) || (fLAYER < 0) || (fLAYER > 5) || (fSTACK < 0) || (fSTACK > 4) || (fSIDE < 0) || (fSIDE > 1)) { AliWarning(Form("0x%08x: Strange HC header: dcs=%d; sm=%d; layer=%d; stack=%d.", *fDataWord, fDCS, fSM, fLAYER, fSTACK)); fRawReader->AddMajorErrorLog(kHCHeaderCorrupt,Form("0x%08x:dcs=%d; sm=%d; layer=%d; stack=%d.", *fDataWord, fDCS, fSM, fLAYER, fSTACK)); } else { fHCHctr1++; fHCHctr2++; } } else { AliWarning(Form("0x%08x: No HC header when it was expected.", *fDataWord)); fRawReader->AddMajorErrorLog(kHCHeaderMissing,Form("0x%08x", *fDataWord)); } // 2nd word (h[1]) if ( fHCHWords >= 1 ) { // read one more word if (NextData() != kWordOK) { AliWarning("Next HC word missing"); fRawReader->AddMajorErrorLog(kHCWordMissing,"Next HC word missing"); fNextStatus = kNextHC; return; } if ( (*fDataWord & 0x3) == 1 ) { fBCctr = (*fDataWord >> 16); fPTctr = (*fDataWord >> 12) & 0xf; fPTphase = (*fDataWord >> 8) & 0xf; fTBins = ((*fDataWord >> 2) & 0x3f) + 1; AliDebug(3, Form("0x%08x: HC header 2: BCctr=%d PTctr=%d PTph=%d TB=%d" , *fDataWord, fBCctr, fPTctr, fPTphase, fTBins)); if( fTBins != timeBins ) { AliWarning("==============================================================================="); AliError(Form("Mismatch between nNTB from CDB (%d) and from HC header (%d)" , timeBins, fTBins)); AliWarning(Form("We will use the value from the raw data (HC header): %d", fTBins)); AliWarning("==============================================================================="); fTimeWords = (fTBins - 1)/3 + 1; } } } // 3nd word (h[2]) if ( fHCHWords >= 2 ) { // read one more word if (NextData() != kWordOK) { AliWarning("Next HC word missing"); fRawReader->AddMajorErrorLog(kHCWordMissing,"Next HC word missing"); fNextStatus = kNextHC; return; } if ( (*fDataWord & 0x3) == 1 ) { fTCon = (*fDataWord >> 29) & 0x1; fPEDon = (*fDataWord >> 31) & 0x1; fGAINon = (*fDataWord >> 30) & 0x1; fXTon = (*fDataWord >> 28) & 0x1; fNonLinOn = (*fDataWord >> 27) & 0x1; fBypass = (*fDataWord >> 26) & 0x1; fCommonAdditive = (*fDataWord >> 20) & 0x3f; AliDebug(3, Form("0x%08x: HC header 3: TC=%d, PED=%d, GAIN=%d, XT=%d, NonLin=%d, Bypass=%d, Add=%d" , fTCon, fPEDon, fGAINon, fXTon, fNonLinOn, fBypass, fCommonAdditive)); } } } //____________________________________________________________________________ void AliTRDRawStream::DecodeMCMheader() { // // Decode the MCM header // if ( fRawVersion < 1 || fRawVersion > 3 ) { AliError(Form(" Unsupported raw version: %d", fRawVersion)); } fMCM = (*fDataWord & 0xff000000) >> 24; fEv = (*fDataWord & 0x00fffff0) >> 4; fROB = fMCM / 16; fMCM = fMCM % 16; fROW = AliTRDfeeParam::Instance()->GetPadRowFromMCM(fROB, fMCM); AliDebug(4, Form("0x%08x: SM%d L%dS%d. MCM Header: fROB=%d fMCM=%02d fEv=%02d" , *fDataWord, fSM, fLAYER, fSTACK, fROB, fMCM, fEv)); if ( fROB % 2 == 0 && fSIDE == 1 ) { AliWarning(Form("SM%d L%dS%d: Mismatch between fROB (%d) and fSIDE (%d): fMCM=%02d" , fSM, fLAYER, fSTACK, fROB, fSIDE, fMCM )); fRawReader->AddMajorErrorLog(kROBSideMismatch,Form("SM%d L%dS%d: fROB (%d) fSIDE (%d): fMCM=%02d" , fSM, fLAYER, fSTACK, fROB, fSIDE, fMCM )); } if ( fROB % 2 != 0 && fSIDE == 0 ) { AliWarning(Form("SM%d L%dS%d: Mismatch between fROB (%d) and fSIDE (%d): fMCM=%02d" , fSM, fLAYER, fSTACK, fROB, fSIDE, fMCM )); fRawReader->AddMajorErrorLog(kROBSideMismatch,Form("SM%d L%dS%d: fROB (%d) fSIDE (%d): fMCM=%02d" , fSM, fLAYER, fSTACK, fROB, fSIDE, fMCM )); } if ( (fSTACK == 2 && fROW >= fGeo->RowmaxC0()) || (fSTACK != 2 && fROW >= fGeo->RowmaxC1()) || fROW < 0 ) { AliWarning(Form("SM%d L%dS%d: Wrong Padrow (%d) fROB=%d, fSIDE=%d, fMCM=%02d" , fSM, fLAYER, fSTACK, fROW, fROB, fSIDE, fMCM )); fRawReader->AddMajorErrorLog(kWrongPadrow,Form("SM%d L%dS%d: Padrow (%d) fROB=%d, fSIDE=%d, fMCM=%02d" , fSM, fLAYER, fSTACK, fROW, fROB, fSIDE, fMCM )); } fMCMHctr1++; fMCMHctr2++; // AdcMask for Zero supressed data if ( fRawVersion == 3 ) { // read one more word if (NextData() != kWordOK) { AliWarning("MCM ADC mask missing"); fRawReader->AddMajorErrorLog(kMCMADCMaskMissing,"Missing"); fNextStatus = kNextHC; return; } if ( (*fDataWord & 0x000007ff) == 0xC ) { // at the moment bits 4-10 are empty for ( Int_t ctr = 0; ctr < fGeo->ADCmax(); ctr++ ) { if ( (*fDataWord >> (11+ctr)) == 0x1 ) fADCmask[ctr] = kTRUE; else fADCmask[ctr] = kFALSE; } AliDebug(4, Form("0x%08x: ADC mask", *fDataWord)); } else { AliWarning("Expected ADC mask but did not find one!"); fRawReader->AddMajorErrorLog(kMCMADCMaskMissing,"Decode error"); } } } //____________________________________________________________________________ void AliTRDRawStream::DecodeTracklet() { // // Decode the Tracklet // // this function is not tested yet on real tracklets // if ( fRawVersion < 1 || fRawVersion > 3 ) { AliError(Form(" Unsupported raw version: %d", fRawVersion)); } fTracklPID = (*fDataWord >> 24) & 0xff; fTracklPadRow = (*fDataWord >> 20) & 0xf; // 0:15 fTracklDefL = (*fDataWord >> 13) & 0x7f; fTracklPadPos = (*fDataWord) & 0x1fff; fTracklPID /= (Float_t)((1<<8) - 1); // 0:1 (steps of 0.39%) fTracklDefL = (fTracklDefL - ((1<< 7)-1)/2.) * 140.e-4; // -0.889:0.889cm fTracklPadPos = (fTracklPadPos - ((1<<13)-1)/2.) * 160.e-4; // -65.528:65.528 cm //AliDebug(4, Form("0x%08x: Tracklet found: SM%d L%dS%d side %x: PadRow=%d PadPos=%f DefL=%f PID=%f" // , *fDataWord, fSM, fLAYER, fSTACK, fSIDE+10 // , fTracklPadRow, fTracklPadPos, fTracklDefL, fTracklPID)); if( (fSTACK == 2) && (fTracklPadRow >= (Int_t) fGeo->RowmaxC0()) || (fSTACK != 2) && (fTracklPadRow >= (Int_t) fGeo->RowmaxC1()) ) { AliWarning(Form("Strange Row read from Tracklet Word: %d", fTracklPadRow)); fRawReader->AddMajorErrorLog(kTrackletRowMismatch,Form("Word: %d", fTracklPadRow)); } } //____________________________________________________________________________ void AliTRDRawStream::DecodeGTUlinkMask() { // // Decode the link masks sent by the GTU. These marke the active optical links // between GTU and Super Module. Up to now only fully active links are found // (0xfff = 12 active links). // if ( fRawVersion < 1 || fRawVersion > 3 ) { AliError(Form(" Unsupported raw version: %d", fRawVersion)); } if ( fGTUctr1 == -1 ) fGTUctr2++; fGTUctr1++; if ( (fGTUctr1 >= 0) && (fGTUctr1 < 5) && (fGTUctr2 >= 0) && (fGTUctr2 < 18) ) { fGTUlinkMask[fGTUctr2][fGTUctr1] = (*fDataWord & 0xfff); } } //____________________________________________________________________________ Int_t AliTRDRawStream::DecodeDataWord() { // // Decode the Data // if ( fRawVersion >= 1 && fRawVersion <= 2 ) { return DecodeDataWordV1V2(); } else if ( fRawVersion >= 3 && fRawVersion <= 3 ) { return DecodeDataWordV3(); } AliError(Form(" Unsupported raw version: %d", fRawVersion)); return -1; } //____________________________________________________________________________ Int_t AliTRDRawStream::DecodeDataWordV1V2() { // // Decode the Data (full raw data. No zero suppression. 21 adc channels) // // return 0 means continue to next data word // return -1 means break data loop // // // check the content first! - something wrong with that... // // Decode 32 bit data words with information from 3 time bins and copy the data // fSig[0] = (*fDataWord & 0x00000ffc) >> 2; // fSig[1] = (*fDataWord & 0x003ff000) >> 12; // fSig[2] = (*fDataWord & 0xffc00000) >> 22; // if (fSig[0] <= 0 && fSig[1] <= 0 && fSig[2] <= 0) // return 0; if ( (*fDataWord & 0x00000003) != 0x2 && (*fDataWord & 0x00000003) != 0x3) { //AliWarning(Form("Data %08x : Data Word ends neither with b11 nor b10", (Int_t)*fDataWord)); fRawReader->AddMinorErrorLog(kDataMaskError,Form("Data %08x", (Int_t)*fDataWord)); return -1; } if ( (*fDataWord & 0x00000003) != fTbSwitch ) { // Next ADC channel found fTbSwitch = (fTbSwitch & 2) | !(fTbSwitch & 1); // 0x3 <--> 0x2 fTbSwitchCtr = 0; fADC++; fTB=0; } fTbSwitchCtr++; // Just read one word // We have only timeTotal time bins if ( fTbSwitchCtr > fTimeWords ) { //AliWarning(Form("Data is strange. Already found %d words for this ADC channel", (Int_t)fTbSwitchCtr)); fRawReader->AddMinorErrorLog(kADCNumberOverflow,Form("%d words", (Int_t)fTbSwitchCtr)); return 0; } // We have only 21 ADC channels. if ( fADC > (Int_t)fGeo->ADCmax()-1 ) { //AliWarning(Form("Data %08x : Data is strange. fADC is already %d", (Int_t)*fDataWord, (Int_t)fADC)); fRawReader->AddMinorErrorLog(kADCChannelOverflow,Form("Data %08x : fADC=%d", (Int_t)*fDataWord, (Int_t)fADC)); return 0; } // There are 18 pads connected to each MCM ADC channels 2...19. The other channels cross to other // MCMs and are good for online tracking in the MCM. if ( fADC > 1 && fADC < (Int_t)fGeo->ADCmax()-1 ) { // Get Pad column fCOL = AliTRDfeeParam::Instance()->GetPadColFromADC(fROB, fMCM, fADC); // We have only 144 Pad Columns //if ( fCOL > fColMax-1 || fCOL < 0 ) { if ( fCOL >= 0 && fCOL < fColMax && fROW >= 0 && fROW < fRowMax ) { // Decode 32 bit data words with information from 3 time bins and copy the data fSig[0] = (*fDataWord & 0x00000ffc) >> 2; fSig[1] = (*fDataWord & 0x003ff000) >> 12; fSig[2] = (*fDataWord & 0xffc00000) >> 22; if (fSig[0] > 0 || fSig[1] > 0 || fSig[2] > 0) return 1; else return 0; } else { // AliWarning(Form("SM%d L%dS%d: Wrong Pad column (%d) fROB=%d, fSIDE=%d, fMCM=%02d", fSM, // fLAYER, fSTACK, fCOL, fROB, fSIDE, fMCM )); fRawReader->AddMajorErrorLog(kWrongPadcolumn,Form("SM%d L%dS%d: column (%d) fROB=%d, fSIDE=%d, fMCM=%02d", fSM, fLAYER, fSTACK, fCOL, fROB, fSIDE, fMCM )); return 0; } // Print data to screen: // Do NOT switch on for default production, it is VERY slow // AliDebug(5, Form("SM%d L%dS%d: ROB%d MCM=%d ADC=%d (ROW=%d COL=%d): Data %04d %04d %04d\n", // fSM, fLAYER, fSTACK, fROB, fMCM, fADC, fROW, fCOL, fSig[0], fSig[1], fSig[2])); } else { fCOL = -1; return 0; } return 1; } //____________________________________________________________________________ Int_t AliTRDRawStream::DecodeDataWordV3() { // // Decode the data (Zero suppresses data. 21 adc channels) // // return 0 means continue to next data word // return -1 means break data loop // // NOT TESTED YET!!!!!!!! // if ( (*fDataWord & 0x00000003) != 0x2 && (*fDataWord & 0x00000003) != 0x3) { AliWarning(Form("Data %08x : Data Word ends neither with b11 nor b10", (Int_t)*fDataWord)); fRawReader->AddMinorErrorLog(kDataMaskError,Form("Data %08x", (Int_t)*fDataWord)); return -1; } if ( (*fDataWord & 0x00000003) != fTbSwitch ) { // Next ADC channel found fTbSwitch = (fTbSwitch & 2) | !(fTbSwitch & 1); // 0x3 <--> 0x2 fTbSwitchCtr = 0; // // Jump to next ADC channel that is not masked do { fADC++; } while ( ((fADC < fGeo->ADCmax()) && (fADCmask[fADC] == kFALSE)) || (fADC >= fGeo->ADCmax()) ); fTB=0; } fTbSwitchCtr++; // Just read one word // We have only timeTotal time bins if ( fTbSwitchCtr > fTimeWords ) { AliWarning(Form("Data is strange. Already found %d words for this ADC channel", (Int_t)fTbSwitchCtr)); fRawReader->AddMinorErrorLog(kADCNumberOverflow,Form("%d words", (Int_t)fTbSwitchCtr)); return 0; } // We have only 21 ADC channels. if ( fADC > (Int_t)fGeo->ADCmax()-1 ) { AliWarning(Form("Data %08x : Data is strange. fADC is already %d", (Int_t)*fDataWord, (Int_t)fADC)); fRawReader->AddMinorErrorLog(kADCChannelOverflow,Form("Data %08x : fADC=%d", (Int_t)*fDataWord, (Int_t)fADC)); return 0; } // There are 18 pads connected to each MCM ADC channels 2...19. The other channels cross to other // MCMs and are good for online tracking in the MCM. if ( fADC > 1 && fADC < (Int_t)fGeo->ADCmax()-1 ) { // Get Pad column //fCOL = fGeo->GetPadColFromADC(fROB, fMCM, fADC); fCOL = AliTRDfeeParam::Instance()->GetPadColFromADC(fROB, fMCM, fADC); // We have only 144 Pad Columns if ( fCOL > fColMax-1 || fCOL < 0 ) { AliWarning(Form("SM%d L%dS%d: Wrong Pad column (%d) fROB=%d, fSIDE=%d, fMCM=%02d", fSM, fLAYER, fSTACK, fCOL, fROB, fSIDE, fMCM )); fRawReader->AddMajorErrorLog(kWrongPadcolumn,Form("SM%d L%dS%d: column (%d) fROB=%d, fSIDE=%d, fMCM=%02d", fSM, fLAYER, fSTACK, fCOL, fROB, fSIDE, fMCM )); } // Decode 32 bit data words with information from 3 time bins and copy the data fSig[0] = (*fDataWord & 0x00000ffc) >> 2; fSig[1] = (*fDataWord & 0x003ff000) >> 12; fSig[2] = (*fDataWord & 0xffc00000) >> 22; // Print data to screen: AliDebug(5, Form("SM%d L%dS%d: ROB%d MCM=%d ADC=%d (ROW=%d COL=%d): Data %04d %04d %04d\n", fSM, fLAYER, fSTACK, fROB, fMCM, fADC, fROW, fCOL, fSig[0], fSig[1], fSig[2])); } else { fCOL = -1; } return 1; }