Line data Source code
1 : #ifndef ALICPVRAWSTREAM_H
2 : #define ALICPVRAWSTREAM_H
3 : ///////////////////////////////////////////////////////////////////////////////
4 : ///
5 : /// This is a class for reading raw data of CPV.
6 : /// Author: Mikhail Stolpovskiy, IHEP Protvino (2013)
7 : ///
8 : ///////////////////////////////////////////////////////////////////////////////
9 :
10 : #include <TObject.h>
11 : #include <TClonesArray.h>
12 : #include <TFile.h>
13 : #include "AliPHOSCpvParam.h"
14 : #include <AliBitPacking.h>
15 : #include <AliFstream.h>
16 : #include "AliDAQ.h"
17 : #include "AliRawDataHeaderSim.h"
18 : #include "AliLog.h"
19 :
20 : #include <assert.h>
21 :
22 : class AliRawReader;
23 :
24 0 : class AliPHOSCpvRawStream: public TObject {
25 : public :
26 : AliPHOSCpvRawStream(AliRawReader* rawReader);
27 : AliPHOSCpvRawStream();
28 :
29 : virtual ~AliPHOSCpvRawStream();
30 :
31 : virtual void Reset(); // reset raw stream params, reinitalize the containers
32 : virtual Bool_t Next(); // read next DDL raw data from the CPV raw data stream
33 : void InitVars(Int_t n); // initialise containers
34 : void DelVars(); // delete containers
35 :
36 88 : static Int_t GetNErrors() { return kSumErr;} // return the number of max # of Error Types
37 :
38 0 : Int_t GetNPads() const { return fNPads;} //Get number of pads present in the stream
39 0 : Int_t* GetPadArray() const { return fPad;} //Get pad array from stream decoded
40 0 : Int_t* GetChargeArray() const { return fCharge;} //Get the charge of the pads from dedcoded stream
41 0 : Int_t* GetnDDLInStream() const { return fnDDLInStream;} //Get the DDL input check array
42 0 : Int_t* GetnDDLOutStream() const { return fnDDLOutStream;} //Get the DDL output check array
43 :
44 : static inline const Char_t* GetErrName(Int_t eType);
45 : inline Int_t GetErrors(Int_t ddl,Int_t eType) const; //Get errors and occurance
46 0 : inline void SetZeroSup (Bool_t isSup) {fZeroSup = isSup;}
47 0 : inline Bool_t GetZeroSup () const {return fZeroSup;}
48 :
49 0 : Int_t GetDDLNumber() const{ return fDDLNumber;} //return the number of DDL actually being decoded
50 0 : UInt_t GetLDCNumber() const{ return fLDCNumber;} //return the number of LDC actually being decoded
51 0 : UInt_t GetTimeStamp() const{ return fTimeStamp;} //return the time stamp of the event actually being decoded
52 :
53 8 : void SetTurbo (Bool_t isTurbo) {fTurbo=isTurbo;} // Enable/Disable Turbo
54 0 : Bool_t GetTurbo () { return fTurbo;}
55 : Bool_t Turbo(); // Read CPV Raw data withour error check
56 : Bool_t ReadCPVRawData(); // Read CPV Raw data
57 : Bool_t ReadSegment(Int_t &cntSegment); // Read Segment (we have one segment per DDL in CPV)
58 : Bool_t ReadRow(Int_t &cntRow); // Read Row (Row = column controler)
59 : Bool_t Read3G(Int_t &cnt3G); // Read 3Gassiplex
60 :
61 : Bool_t CheckRow(UInt_t row); // Check Row
62 : Bool_t Check3G (UInt_t _3G); // Check 3Gassiplex
63 : Bool_t CheckPad(UInt_t pad); // Check pad
64 : Bool_t CheckEoE(Int_t &n3G); // Check EoE
65 : Bool_t CheckRowMarker(); // Check RowMarker
66 : Bool_t CheckSegment(); // Check Segment
67 : void DumpData(Int_t nw); // Dump Data
68 : void StorePosition(); // Debug purpose
69 :
70 0 : Double_t GetDdlDataSize() {return 4.0*fRawDataSize;} //returns the data size for the DDL which is decoded in Next(); fRawDataSize = Bytes/4
71 :
72 : /*
73 : // These methods were in AliHMPIDRawStream and I have not yet re-written them for CPV
74 : inline void WriteRaw (TObjArray *pDigLst); //write as raw stream
75 : inline void WriteRowMarker (AliFstream *ddl,UInt_t size); //write row marker in simulation
76 : inline void WriteEoE (AliFstream *ddl,UInt_t row,UInt_t dil,UInt_t wordCnt); //write Enf Of Event word in simulation
77 : inline void WriteSegMarker (AliFstream *ddl,UInt_t row, Int_t nwInSeg); //write Segment Marker word in simulation
78 : inline void Write5FirmwareWords(AliFstream *ddl); //write the firmware control words in simulation
79 : */
80 :
81 : enum EDirection {kFwd,kBwd};
82 : enum Ebits {kbit0 ,kbit1 ,kbit2 ,kbit3 ,kbit4 ,kbit5 ,kbit6 ,kbit7 , kbit8,
83 : kbit9 ,kbit10,kbit11,kbit12,kbit13,kbit14,kbit15,kbit16,
84 : kbit17,kbit18,kbit19,kbit20,kbit21,kbit22,kbit23,kbit24,
85 : kbit25,kbit26,kbit27,kbit28,kbit29,kbit30,kbit31,kbit32};
86 :
87 : enum ECPVRawStreamError { kRawDataSizeErr = 0, kRowMarkerErr = 1, kWrongRowErr = 2, kWrong3GErr = 3,
88 : kWrongPadErr = 4, kEoEFlagErr = 5, kEoESizeErr = 6, kEoE3GErr = 7,
89 : kEoERowErr = 8, kBadSegWordErr = 9, kWrongSegErr = 10, kRowMarkerSizeErr = 11,
90 : kPedQZero =12, kSumErr = 13 //This is always the last one, to retreive the number of errors
91 : }; //Always check the updated list of names in the .cxx file for print-out!
92 :
93 : enum ECPVRawError {
94 : kInvalidRawDataWord = 1
95 : };
96 :
97 : private :
98 : Bool_t GetWord(Int_t n=0,EDirection dir=kFwd); // Get n-th word
99 : UInt_t GetNextWord(); // Get next word
100 : Int_t fNPads; // counter of pads in one DDL
101 : Int_t *fCharge; // Array for charge values for all channels in one DDL
102 : Int_t *fPad; // Array for abs pad values for all channels in one DDL
103 : Int_t fDDLNumber; // index of current DDL number
104 : Int_t *fnDDLInStream; // if the DDL is in the raw data
105 : Int_t *fnDDLOutStream; // if the DDL is in the raw data
106 : UInt_t fLDCNumber; // index of current LDC number
107 : UInt_t fTimeStamp; // TimeStamp
108 : AliRawReader *fRawReader; // object for reading the raw data
109 : UChar_t *fData; // raw data
110 : Int_t **fNumOfErr; // Store the numner of errors for a given error type and a given DDL
111 : Int_t fPosition; // current word
112 : UInt_t fWord; // current position in fData
113 : Bool_t fZeroSup; // set if zero suppression is applied
114 : Int_t *fPos; // for debug purposes
115 : Int_t fiPos; // counter for debug
116 : Bool_t fTurbo; // kTRUE = Turbo decoding is called. DEFAULT: kFALSE = normal decoding is called
117 : Int_t fRawDataSize;
118 30 : ClassDef(AliPHOSCpvRawStream, 1) ; // base class for reading CPV raw digits
119 : };
120 :
121 : /*
122 : //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
123 : void AliPHOSCpvRawStream::WriteRowMarker(AliFstream *ddl,UInt_t size)
124 : {
125 : //Writes the row marker for real data and pedestal into the ddl stream
126 : //Arguments: ddl stream and the size of the block of the given row, the size is at least the 10 EoE words!
127 : //Returns: nothing
128 : UInt_t w32=0;
129 : UInt_t marker=13992; //for pedestal=12968 == 32a8 for zero suppressed 36a8
130 : AliBitPacking::PackWord(size, w32, 16,31); //number of roaw written after row marker (digits and EoE)
131 : AliBitPacking::PackWord(marker,w32,0,15); //the marker word
132 : ddl->WriteBuffer((char*)&w32,sizeof(w32));
133 : } // WriteRowMarker
134 : //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
135 : void AliPHOSCpvRawStream::WriteEoE(AliFstream *ddl,UInt_t row,UInt_t dil,UInt_t wordCnt )
136 : {
137 : //Writes the EoE word from real data and pedestals into the ddl stream
138 : //Arguments: ddl stream, row number, dilogic number and the number of words before the EoE
139 : //Retursns: nothing
140 : UInt_t e=1;
141 : UInt_t w32=0;
142 : assert(1<=row&&row<=24); AliBitPacking::PackWord((UInt_t)row ,w32,22,26); // row number (1...24)
143 : assert(1<=dil&&dil<=10); AliBitPacking::PackWord((UInt_t)dil ,w32,18,21); // DILOGIC number (1...10)
144 : AliBitPacking::PackWord( e ,w32, 7,17); // event number -- not used
145 : AliBitPacking::PackWord((UInt_t)wordCnt ,w32, 0, 6); // word counter (0...47) AliBitPacking::PackWord((UInt_t)1 ,w32,27,27); // bit 27 is always 1 by definition of EoE
146 : AliBitPacking::PackWord((UInt_t)1 ,w32,27,27); // bit 27 is always 1 by definition of EoE
147 : ddl->WriteBuffer((char*)&w32,sizeof(w32));
148 : } // WriteEoE
149 : //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
150 : void AliPHOSCpvRawStream::WriteSegMarker(AliFstream *ddl,UInt_t row, Int_t nwInSeg)
151 : {
152 : //Writes the segment marker (after 8 rows) into the ddl stream
153 : //Arguments: ddl stream and the segment: row 8 -> 0x5800, row 16 -> 5801, row 24 -> 5802 for pedestal
154 : //Retruns: nothing
155 : UInt_t w32=0;
156 :
157 : //Segment marker: 2736 == ab0
158 : //AliBitPacking::PackWord((UInt_t)0 ,w32,27,31); //zero out the rest of the bits, since they are not needed
159 : AliBitPacking::PackWord((UInt_t)2736 ,w32,20,31); //ab0 the segment marker word
160 : AliBitPacking::PackWord((UInt_t)nwInSeg,w32, 8,19); //number of words in the segment
161 : AliBitPacking::PackWord((UInt_t)(row/8),w32, 0, 7); //segment 0,1,2
162 : ddl->WriteBuffer((char*)&w32,sizeof(w32));
163 : //Printf("Segment word created is: %x",w32);
164 : }
165 : //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
166 : void AliPHOSCpvRawStream::Write5FirmwareWords(AliFstream *ddl)
167 : {
168 : //Before each DDL payload 5 words are written:
169 : // 1.) Firmware version, for sim = 999
170 : // 2.) Status and error bits from CD, for sim = 0
171 : // 3.) # FEE RESET received , for sim = 0
172 : // 4.) # TTC READY , for sim = 0
173 : // 5.) Spare/Reserved , for sim = 0
174 : //Returns: nothing
175 : UInt_t w32=0;
176 : AliBitPacking::PackWord((UInt_t)999,w32,0,31); ddl->WriteBuffer((char*)&w32,sizeof(w32));
177 : AliBitPacking::PackWord((UInt_t) 10,w32,0,31); ddl->WriteBuffer((char*)&w32,sizeof(w32));
178 : AliBitPacking::PackWord((UInt_t) 11,w32,0,31); ddl->WriteBuffer((char*)&w32,sizeof(w32));
179 : AliBitPacking::PackWord((UInt_t) 12,w32,0,31); ddl->WriteBuffer((char*)&w32,sizeof(w32));
180 : AliBitPacking::PackWord((UInt_t) 13,w32,0,31); ddl->WriteBuffer((char*)&w32,sizeof(w32));
181 : } // Write5FirmwareWords
182 : //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
183 : void AliPHOSCpvRawStream::WriteRaw(TObjArray *pDigAll)
184 : {
185 : // Write a list of digits for a given chamber in raw data stream
186 : // Arguments: pDigAll- list of digits
187 : // Returns: none
188 : Int_t ddl,r,d,a; //32 bits data word
189 : Int_t cntLpad,cntRpad;
190 : Int_t cntLrow,cntRrow;
191 : Int_t cntL=0,cntR=0; //data words counters for DDLs
192 : Int_t cntLeoe,cntReoe;
193 : UInt_t posL,posR;
194 : UInt_t cntLseg,cntRseg;
195 : UInt_t cntwInLseg=0,cntwInRseg=0;
196 : Int_t cntRdig=0,cntLdig=0;
197 :
198 : UInt_t posLmarker,posRmarker;
199 : // Int_t digcnt=0;
200 :
201 : Int_t isDigThere[14][25][11][48];
202 :
203 : for(Int_t iCh=AliPHOSCpvParam::kMinCh;iCh<=AliPHOSCpvParam::kMaxCh;iCh++){//chambers loop
204 : cntL=0;cntR=0;
205 : for(Int_t iddl=0;iddl<14;iddl++){
206 : for(Int_t irow=1;irow<=24;irow++){
207 : for(Int_t idil=1;idil<=10;idil++){
208 : for(Int_t ipad=0;ipad<48;ipad++){
209 : isDigThere[iddl][irow][idil][ipad]=-1;
210 : }
211 : }
212 : }
213 : }
214 :
215 : AliFstream* ddlL; //output streams, 2 per chamber
216 : AliFstream* ddlR;
217 :
218 : AliRawDataHeaderSim header; header.SetAttribute(0); //empty DDL header
219 :
220 : ddlL = new AliFstream(AliDAQ::DdlFileName("CPV",2*iCh+1)); //left and right looking at the IP
221 : ddlR = new AliFstream(AliDAQ::DdlFileName("CPV",2*iCh)); //open both DDL of this chamber in parallel
222 :
223 : ddlL->WriteBuffer((char*)&header,sizeof(header)); //write dummy header as place holder, actual
224 : ddlR->WriteBuffer((char*)&header,sizeof(header)); //will be rewritten later when total size of DDL is known
225 :
226 : UInt_t w32=0; //32 bits data word
227 : // digcnt=0;
228 :
229 : //added frimware control words
230 : Write5FirmwareWords(ddlL); cntL+=5;
231 : Write5FirmwareWords(ddlR); cntR+=5;
232 :
233 :
234 : TClonesArray *pDigCh=(TClonesArray *)pDigAll->At(iCh); //list of digits for current chamber
235 :
236 : for(Int_t iDig=0;iDig<pDigCh->GetEntriesFast();iDig++){//digits loop
237 : AliHMPIDDigit *pDig1=(AliHMPIDDigit*)pDigCh->At(iDig);
238 : pDig1->Raw(w32,ddl,r,d,a); //??????????
239 : isDigThere[ddl][r][d][a]=iDig;
240 : }
241 :
242 : for(Int_t row = 1; row <= AliPHOSCpvRawStream::kNRows; row++){ //AliPHOSCpvRawStream::kNRows=25!
243 : cntRrow=0;cntLrow=0;cntLseg=0;cntRseg=0;//
244 : cntLeoe=0;cntReoe=0;
245 : posLmarker=ddlL->Tellp(); WriteRowMarker(ddlL,(UInt_t)1); cntL++; cntRrow++; cntwInRseg++;
246 : posRmarker=ddlR->Tellp(); WriteRowMarker(ddlR,(UInt_t)1); cntR++; cntLrow++; cntwInLseg++;
247 : for(Int_t dil = 1; dil <= AliPHOSCpvRawStream::kNDILOGICAdd; dil++){ //AliPHOSCpvRawStream::kNDILOGICAdd = 11!
248 : cntLpad=0;cntRpad=0;
249 : for(Int_t pad = 0; pad < AliPHOSCpvRawStream::kNPadAdd; pad++){ //AliPHOSCpvRawStream::kNPadAdd = 48
250 : for ( Int_t iddl=2*iCh; iddl<=2*iCh+1;iddl++){
251 : if (isDigThere[iddl][row][dil][pad]!=-1) {
252 : AliHMPIDDigit *pDig=(AliHMPIDDigit*)pDigCh->At(isDigThere[iddl][row][dil][pad]);
253 : pDig->Raw(w32,ddl,r,d,a);
254 : if(pDig->Q() < 0 ) continue; //We can turn of the zero sup for pedestal simulation
255 : if(ddl%2){ //write raw digit selecting on DDL
256 : ddlL->WriteBuffer((char*)&w32,sizeof(w32)); cntL++; cntLpad++; cntLrow++; cntLdig++; cntwInLseg++;//Printf(" WL: %x isDig: %d",w32,isDigThere[iddl][row][dil][pad]);
257 : }else{
258 : ddlR->WriteBuffer((char*)&w32,sizeof(w32)); cntR++; cntRpad++; cntRrow++; cntRdig++;cntwInRseg++;//Printf(" WR: %x isDig: %d",w32,isDigThere[iddl][row][dil][pad]);
259 : }
260 : }//ddl
261 : }//isDig
262 : }//pad
263 : WriteEoE(ddlL,row,dil,cntLpad); cntL++; cntLrow++; cntLeoe++; cntwInLseg++; //molnarl: write EoE markers
264 : WriteEoE(ddlR,row,dil,cntRpad); cntR++; cntRrow++; cntReoe++; cntwInRseg++;
265 : }//dil
266 : if(row%8==0){
267 : WriteSegMarker(ddlL,row,cntwInLseg); cntL++; cntLseg++; cntwInLseg=0;
268 : WriteSegMarker(ddlR,row,cntwInRseg); cntR++; cntRseg++; cntwInRseg=0;
269 : }
270 : posL=ddlL->Tellp(); ddlL->Seekp(posLmarker); WriteRowMarker(ddlL,(UInt_t)(cntLrow-1)); ddlL->Seekp(posL); //find the marker position write and go back to the actual position to continue writing
271 : posR=ddlR->Tellp(); ddlR->Seekp(posRmarker); WriteRowMarker(ddlR,(UInt_t)(cntRrow-1)); ddlR->Seekp(posR);
272 : }//row
273 : header.fSize=sizeof(header)+cntL*sizeof(w32); ddlL->Seekp(0); ddlL->WriteBuffer((char*)&header,sizeof(header)); delete ddlL; //rewrite header with size set to
274 : header.fSize=sizeof(header)+cntR*sizeof(w32); ddlR->Seekp(0); ddlR->WriteBuffer((char*)&header,sizeof(header)); delete ddlR; //number of bytes and close file
275 :
276 : //Printf("In Ch %d # digits written to LDD %d RDDL %d",iCh,cntLdig,cntRdig);
277 :
278 : }//chambers loop
279 : }//WriteRaw()
280 : */
281 :
282 :
283 :
284 : //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
285 : Int_t AliPHOSCpvRawStream::GetErrors(Int_t ddl,Int_t eType)const
286 : {
287 : // Return the number of errors for a given error type during raw data reading
288 : // Arguments: errorType
289 : // Returns: error or -999 if error Type does not exist
290 1300 : if(eType < 0 || eType> kSumErr || ddl < 0 || ddl > AliPHOSCpvParam::kNDDL-1 ) return -999;
291 260 : else return fNumOfErr[ddl][eType];
292 520 : } //GetErrors()
293 : //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
294 : const Char_t* AliPHOSCpvRawStream::GetErrName(Int_t eType)
295 : {
296 : // Return the name of the error for a given error tye during raw data reading
297 : // Arguments: errorType
298 : // Returns: error or -999 if error Type does not exist
299 104 : const Char_t *eName[]={ "Raw data size = 0", "Wrong row marker" , "Wrong row index" , "Wrong 3G index",
300 : "Wrong pad index","Missing end-of-event flag","Wrong end-of-event word-count","kEoE3GErr",
301 : "kEoERowErr" , "kBadSegWordErr", "Segment error" , "Number of words in a row exceeds the expected value",
302 : "Ped = 0" , "kSumErr" };
303 : const Char_t *eNoErr="NotDefinedErrorType";
304 52 : if(eType<0 || eType>kSumErr) return eNoErr;
305 52 : else return eName[eType];
306 52 : }//GetErrName()
307 : //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
308 :
309 : #endif
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