X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=ITS%2FAliITSRawStreamSDD.cxx;h=379153fadd8193dd46ca55b69e1b468e0ee965fd;hb=3f9d76006624becfd54b06032befdada1bb95a0b;hp=789dfb2dc686f5c32a4110940753dcdb8c16c0c3;hpb=a97b3678d2b467065e293043d7caade7637dbcf8;p=u%2Fmrichter%2FAliRoot.git diff --git a/ITS/AliITSRawStreamSDD.cxx b/ITS/AliITSRawStreamSDD.cxx index 789dfb2dc68..379153fadd8 100644 --- a/ITS/AliITSRawStreamSDD.cxx +++ b/ITS/AliITSRawStreamSDD.cxx @@ -1,5 +1,5 @@ /************************************************************************** - * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * + * Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. * * * * Author: The ALICE Off-line Project. * * Contributors are mentioned in the code where appropriate. * @@ -13,7 +13,7 @@ * provided "as is" without express or implied warranty. * **************************************************************************/ -/* $Id$ */ +/* $Id$*/ /////////////////////////////////////////////////////////////////////////////// /// @@ -22,84 +22,113 @@ /////////////////////////////////////////////////////////////////////////////// #include "AliITSRawStreamSDD.h" +#include "AliITSRawStreamSDDCompressed.h" #include "AliRawReader.h" +#include "AliLog.h" ClassImp(AliITSRawStreamSDD) - -const Int_t AliITSRawStreamSDD::fgkDDLModuleMap[kDDLsNumber][kModulesPerDDL] = { - - {240,241,242,246,247,248,252,253,254,258,259,260}, - {264,265,266,270,271,272,276,277,278,282,283,284}, - {288,289,290,294,295,296,300,301,302,306,307,308}, - {312,313,314,318,319,320,-1,-1,-1,-1,-1,-1}, - {243,244,245,249,250,251,255,256,257,261,262,263}, - {267,268,269,273,274,275,279,280,281,285,286,287}, - {291,292,293,297,298,299,303,304,305,309,310,311}, - {315,316,317,321,322,323,-1,-1,-1,-1,-1,-1}, - {324,325,326,327,332,333,334,335,340,341,342,343}, - {348,349,350,351,356,357,358,359,364,365,366,367}, - {372,373,374,375,380,381,382,383,388,389,390,391}, - {396,397,398,399,404,405,406,407,412,413,414,415}, - {420,421,422,423,428,429,430,431,436,437,438,439}, - {444,445,446,447,452,453,454,455,460,461,462,463}, - {468,469,470,471,476,477,478,479,484,485,486,487}, - {492,493,494,495,-1,-1,-1,-1,-1,-1,-1,-1}, - {328,329,330,331,336,337,338,339,344,345,346,347}, - {352,353,354,355,360,361,362,363,368,369,370,371}, - {376,377,378,379,384,385,386,387,392,393,394,395}, - {400,401,402,403,408,409,410,411,416,417,418,419}, - {424,425,426,427,432,433,434,435,440,441,442,443}, - {448,449,450,451,456,457,458,459,464,465,466,467}, - {472,473,474,475,480,481,482,483,488,489,490,491}, - {496,497,498,499,-1,-1,-1,-1,-1,-1,-1,-1}}; const UInt_t AliITSRawStreamSDD::fgkCodeLength[8] = {8, 18, 2, 3, 4, 5, 6, 7}; +//______________________________________________________________________ AliITSRawStreamSDD::AliITSRawStreamSDD(AliRawReader* rawReader) : AliITSRawStream(rawReader), +fDDLModuleMap(0), fData(0), -fCarlosId(0), +fResetSkip(kTRUE), fEventId(0), +fCarlosId(-1), fChannel(0), fJitter(0), -fNCarlos(kModulesPerDDL), -fNfifo0(0), -fNfifo1(0), -fNfifo2(0), -fNfifo3(0), -fDDL(0){ +fEightBitSignal(0), +fDecompressAmbra(kTRUE) +{ // create an object to read ITS SDD raw digits - - for(Int_t i=0;i<2;i++){ - for(Int_t ic=0;icReset(); fRawReader->Select("ITSSDD"); - //fRawReader->SelectEquipment(17, 101, 101);//select this for test data - //fNCarlos = 8; //select this for test data + for(Short_t i=0; iReset(); + rawReader->Select("ITSSDD"); + do{ + if(!rawReader->ReadNextData(data)) return 0x0; + }while(rawReader->GetDataSize()==0); + UChar_t attr=rawReader->GetBlockAttributes(); + return attr; +} +//______________________________________________________________________ +AliITSRawStream* AliITSRawStreamSDD::CreateRawStreamSDD(AliRawReader* rawReader, UChar_t attributes){ + // instantiates the proper raw stream from block attributes value + + Int_t rawFormat=(attributes&0xE0)>>5; + rawReader->Reset(); + AliITSRawStream* inputSDD; + if(rawFormat==0){ + inputSDD=new AliITSRawStreamSDDCompressed(rawReader); + inputSDD->SetADCEncoded(kTRUE); + }else{ + inputSDD=new AliITSRawStreamSDD(rawReader); + } + return inputSDD; +} +//______________________________________________________________________ +AliITSRawStream* AliITSRawStreamSDD::CreateRawStreamSDD(AliRawReader* rawReader){ + // reads the data format from CDH and instantiates the proper raw stream + UChar_t attr=ReadBlockAttributes(rawReader); + return CreateRawStreamSDD(rawReader,attr); +} +//______________________________________________________________________ UInt_t AliITSRawStreamSDD::ReadBits() { // read bits from the given channel - UInt_t result = (fChannelData[fCarlosId][fChannel] & ((1<>= fReadBits[fCarlosId][fChannel]; fLastBit[fCarlosId][fChannel] -= fReadBits[fCarlosId][fChannel]; return result; } +//______________________________________________________________________ Int_t AliITSRawStreamSDD::DecompAmbra(Int_t value) const { // AMBRA decompression (from 8 to 10 bit) @@ -107,156 +136,98 @@ Int_t AliITSRawStreamSDD::DecompAmbra(Int_t value) const if ((value & 0x80) == 0) { return value & 0x7f; } else if ((value & 0x40) == 0) { + if(value&1) return 0x080 + ((value & 0x3f) << 1); return 0x081 + ((value & 0x3f) << 1); } else if ((value & 0x20) == 0) { + if(value&1) return 0x103 + ((value & 0x1f) << 3); return 0x104 + ((value & 0x1f) << 3); } else { + if(value&1) return 0x207 + ((value & 0x1f) << 4); return 0x208 + ((value & 0x1f) << 4); } } +//______________________________________________________________________ Bool_t AliITSRawStreamSDD::Next() { // read the next raw digit // returns kFALSE if there is no digit left +// returns kTRUE and fCompletedModule=kFALSE and fCompletedDDL=kFALSE when a digit is found +// returns kTRUE and fCompletedModule=kTRUE and fCompletedDDL=kFALSE when a module is completed (=3x3FFFFFFF footer words) +// returns kTRUE and fCompletedModule=kFALSE and fCompletedDDL=kTRUE when a DDL is completed (=jitter word) fPrevModuleID = fModuleID; - fDDL=fRawReader->GetDDLID(); - Int_t ddln = fRawReader->GetDDLID(); - if(ddln <0) ddln=0; - while (fSkip[ddln] < 9) { - if (!fRawReader->ReadNextInt(fData)) return kFALSE; - if ((fData >> 30) == 0x01) continue; // JTAG word - fSkip[ddln]++; - } - + fCompletedModule=kFALSE; - Int_t countFoot[kModulesPerDDL]; - for(Int_t i=0;i= 2) || (fCarlosId >= kModulesPerDDL) || (fLastBit[fCarlosId][fChannel] < fReadBits[fCarlosId][fChannel]) ) { + if (!fRawReader->ReadNextInt(fData)) return kFALSE; // read next word - if (!fRawReader->ReadNextInt(fData)) return kFALSE; // read next word - ddln = fRawReader->GetDDLID(); - if(ddln!=fDDL){ - Reset(); - for(Int_t icr=0;icr (kDDLsNumber-1)) ddln = 0; - while (fSkip[ddln] < 9) { - if (!fRawReader->ReadNextInt(fData)) return kFALSE; - if ((fData >> 30) == 0x01) continue; // JTAG word - fSkip[ddln]++; - } - fChannel = -1; - - - if( ((fData << 4) >> 4) == 0){ - fCarlosId = 0;fNfifo0 = fCarlosId; - } - else if (((fData << 4) >> 4) == 1){ - fCarlosId = 1;fNfifo0 = fCarlosId; - } - else if (((fData << 4) >> 4) == 2){ - fCarlosId = 2; - if(fNCarlos == 8) fNfifo1 = fCarlosId; - else fNfifo0 = fCarlosId; - } - else if (((fData << 4) >> 4) == 3){ - fCarlosId = 3;fNfifo1 = fCarlosId; - } - else if (((fData << 4) >> 4) == 4){ - fCarlosId = 4; - if(fNCarlos == 8) fNfifo2 = fCarlosId; - else fNfifo1 = fCarlosId; - } - else if (((fData << 4) >> 4) == 5){ - fCarlosId = 5; - if(fNCarlos == 8) fNfifo2 = fCarlosId; - else fNfifo1 = fCarlosId; - } - else if (((fData << 4) >> 4) == 6){ - fCarlosId = 6; - if(fNCarlos == 8) fNfifo3 = fCarlosId; - else fNfifo2 = fCarlosId; - } - else if (((fData << 4) >> 4) == 7){ - fCarlosId = 7; - if(fNCarlos == 8) fNfifo3 = fCarlosId; - else fNfifo2 = fCarlosId; - } - else if (((fData << 4) >> 4) == 8){ - fCarlosId = 8;fNfifo2 = fCarlosId; - } - else if (((fData << 4) >> 4) == 9){ - fCarlosId = 9;fNfifo3 = fCarlosId; - } - else if (((fData << 4) >> 4) == 10){ - fCarlosId = 10;fNfifo3 = fCarlosId; - } - else if (((fData << 4) >> 4) == 11){ - fCarlosId = 11;fNfifo3 = fCarlosId; - } - else if (((fData << 4) >> 4) == 16){ - fCarlosId = fNfifo0; - } - else if (((fData << 4) >> 4) == 17){ - fCarlosId = fNfifo1; - } - else if (((fData << 4) >> 4) == 18){ - fCarlosId = fNfifo2; - } - else if (((fData << 4) >> 4) == 19){ - fCarlosId = fNfifo3; - } - if(fData==1059004191) continue; - if (fNCarlos == 8 && (fCarlosId == 8 || fCarlosId == 9 || - fCarlosId ==10 || fCarlosId == 11))continue; - - fModuleID = fgkDDLModuleMap[fRawReader->GetDDLID()][fCarlosId]; - - if ((fData >> 28) == 0x02) { // header - fEventId = (fData >> 3) & 0x07FF; - } else if ((fData >> 28) == 0x03) { // footer - countFoot[fCarlosId]++; // stop before the last word (last word=jitter) - if(countFoot[fCarlosId]==3){ - return kFALSE; - } - } else if ((fData >> 29) == 0x00) { // error + if((fData >> 16) == 0x7F00){ // jitter word + fJitter = fData&0x000000ff; + fResetSkip=kTRUE; + fCompletedModule=kFALSE; + fCompletedDDL=kTRUE; + return kTRUE; + } + + UInt_t nData28= fData >> 28; + UInt_t nData30= fData >> 30; - if ((fData & 0x00000163) != 0) { - - Error("Next", "error codes = %8.8x",fData); - return kFALSE; - + + if (nData28== 0x02) { // header + fEventId = (fData >> 3) & 0x07FF; + } else if (nData28== 0x03) { // Carlos and FIFO words or Footers + if(fData>=fICarlosWord[0]&&fData<=fICarlosWord[11]) { // Carlos Word + fCarlosId = fData-fICarlosWord[0]; + Int_t iFifoIdx = fCarlosId/3; + fNfifo[iFifoIdx] = fCarlosId; + } else if (fData>=fIFifoWord[0]&&fData<=fIFifoWord[3]){ // FIFO word + fCarlosId = fNfifo[fData-fIFifoWord[0]]; + } else if(fData==0x3FFFFFFF){ // Carlos footer + fICountFoot[fCarlosId]++; // stop before the last word (last word=jitter) + if(fICountFoot[fCarlosId]==3){ + fCompletedModule=kTRUE; + fCompletedDDL=kFALSE; + return kTRUE; + } + } else if(fData==0x3F1F1F1F){ // CarlosRX footer + // CARLOSRX footer -- do nothing + }else{ + fRawReader->AddMajorErrorLog(kDataError,"Bad footer"); + AliWarning(Form("Invalid data: bad footer %08X\n", fData)); + return kFALSE; } - } else if ((fData >> 30) == 0x01) { // JTAG word - // ignored - } else if ((fData >> 30) == 0x02) { // channel 0 data - - fChannel = 0; - } else if ((fData >> 30) == 0x03) { // channel 1 data - fChannel = 1; + } else if (nData30 == 0x02 || nData30 == 0x03) { + fChannel = nData30-2; + fChannelData[fCarlosId][fChannel] += + (ULong64_t(fData & 0x3FFFFFFF) << fLastBit[fCarlosId][fChannel]); + fLastBit[fCarlosId][fChannel] += 30; + } else if (nData28== 0x04) { + // JTAG word -- do nothing } else { // unknown data format - Error("Next", "invalid data: %8.8x\n", fData); + fRawReader->AddMajorErrorLog(kDataFormatErr,Form("Invalid data %8.8x",fData)); + AliWarning(Form("Invalid data: %08X\n", fData)); return kFALSE; } - if (fChannel >= 0) { // add read word to the data - fChannelData[fCarlosId][fChannel] += - (ULong64_t(fData & 0x3FFFFFFF) << fLastBit[fCarlosId][fChannel]); - fLastBit[fCarlosId][fChannel] += 30; + if(fCarlosId>=0 && fCarlosId GetDDLID(); + fModuleID = GetModuleNumber(nDDL,fCarlosId); } - } else { // decode data - if (fReadCode[fCarlosId][fChannel]) {// read the next code word fChannelCode[fCarlosId][fChannel] = ReadBits(); fReadCode[fCarlosId][fChannel] = kFALSE; fReadBits[fCarlosId][fChannel] = fgkCodeLength[fChannelCode[fCarlosId][fChannel]]; - } else { // read the next data word UInt_t data = ReadBits(); fReadCode[fCarlosId][fChannel] = kTRUE; @@ -266,36 +237,47 @@ Bool_t AliITSRawStreamSDD::Next() } else if (fChannelCode[fCarlosId][fChannel] == 1) { // next anode fTimeBin[fCarlosId][fChannel] = 0; fAnode[fCarlosId][fChannel]++; - - }else { // ADC signal data - fSignal = DecompAmbra(data + (1 << fChannelCode[fCarlosId][fChannel]) + fLowThreshold[fChannel]); + } else { // ADC signal data + fEightBitSignal=data + (1 << fChannelCode[fCarlosId][fChannel]); + if(fDecompressAmbra) fSignal = DecompAmbra(fEightBitSignal + fLowThresholdArray[fModuleID-kSPDModules][fChannel]); fCoord1 = fAnode[fCarlosId][fChannel]; fCoord2 = fTimeBin[fCarlosId][fChannel]; fTimeBin[fCarlosId][fChannel]++; + fCompletedModule=kFALSE; + fCompletedDDL=kFALSE; return kTRUE; } } } } - return kFALSE; - + return kFALSE; } +//______________________________________________________________________ void AliITSRawStreamSDD::Reset(){ + //reset data member for a new ddl - for(Int_t i=0;i<2;i++){ for(Int_t ic=0;icGetDDLID(); } + +//______________________________________________________________________ +Bool_t AliITSRawStreamSDD::SkipHeaderWord(){ + // skip the 1 DDL header word = 0xffffffff + while (kTRUE) { + if (!fRawReader->ReadNextInt(fData)) return kFALSE; + if ((fData >> 30) == 0x01) continue; // JTAG word + if(fData==0xFFFFFFFF) return kTRUE; + } +} +