1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
16 /** @file AliFMDRawReader.cxx
17 @author Christian Holm Christensen <cholm@nbi.dk>
18 @date Mon Mar 27 12:45:23 2006
19 @brief Class to read raw data
22 //____________________________________________________________________
24 // Class to read ADC values from a AliRawReader object.
26 // This class uses the AliFMDRawStreamer class to read the ALTRO
34 // +-----------------+ <<references>> +--------------+
35 // | AliFMDRawReader |<>----------------| AliRawReader |
36 // +-----------------+ +--------------+
40 // +-----------------+ <<uses>> |
41 // | AliFMDRawStream |------------------------+
42 // +-----------------+
49 // #include <AliLog.h> // ALILOG_H
50 #include "AliFMDDebug.h" // Better debug macros
51 #include "AliFMDParameters.h" // ALIFMDPARAMETERS_H
52 #include "AliFMDDigit.h" // ALIFMDDIGIT_H
53 #include "AliFMDSDigit.h" // ALIFMDSDIGIT_H
54 // #include "AliFMDRawStream.h" // ALIFMDRAWSTREAM_H
55 #include "AliRawReader.h" // ALIRAWREADER_H
56 #include "AliFMDRawReader.h" // ALIFMDRAWREADER_H
57 #include "AliFMDDebug.h"
58 #include "AliFMDCalibSampleRate.h"
59 #include "AliFMDCalibStripRange.h"
60 #include "AliFMDAltroMapping.h"
61 // #include "AliFMDAltroIO.h" // ALIFMDALTROIO_H
62 #include "AliAltroRawStreamV3.h"
63 #include <TArrayS.h> // ROOT_TArrayS
64 #include <TTree.h> // ROOT_TTree
65 #include <TClonesArray.h> // ROOT_TClonesArray
71 //____________________________________________________________________
72 ClassImp(AliFMDRawReader)
74 ; // This is here to keep Emacs for indenting the next line
77 //____________________________________________________________________
78 AliFMDRawReader::AliFMDRawReader(AliRawReader* reader, TTree* tree)
79 : TTask("FMDRawReader", "Reader of Raw ADC values from the FMD"),
91 for (Int_t i = 0; i < 3; i++) {
93 fZeroSuppress[i] = kFALSE;
98 //____________________________________________________________________
100 AliFMDRawReader::Exec(Option_t*)
103 TClonesArray* array = new TClonesArray("AliFMDDigit");
108 fTree->Branch("FMD", &array);
112 Int_t nWrite = fTree->Fill();
113 AliFMDDebug(1, ("Got a grand total of %d digits, wrote %d bytes to tree",
114 array->GetEntriesFast(), nWrite));
118 //____________________________________________________________________
120 AliFMDRawReader::NewDDL(AliAltroRawStreamV3& input, UShort_t& det)
122 // Process a new DDL. Sets the internal data members fZeroSuppress,
123 // fSampleRate, and fNoiseFactor based on information in the RCU trailer.
126 // input Input stream
127 // det On return, the detector number
130 // negative value in case of problems, the DDL number otherwise
132 // Get the DDL number
133 UInt_t ddl = input.GetDDLNumber();
134 AliFMDDebug(2, ("DDL number %d", ddl));
136 // Note, previously, the ALTROCFG1 register was interpreted as
138 // Bits Value Description
139 // 0- 3 0/1 1st Baseline filter, mode
140 // 4- 5 Over-1 2nd baseline filter, # of pre-samples
141 // 6- 9 factor 2nd baseline filter, # of post-samples
142 // 10- 0 2nd baseline filter, enable
143 // 11-12 00 Zero suppression, glitch filter mode
144 // 13-15 001 Zero suppression, # of post samples
145 // 16-17 01 Zero suppression, # of pre samples
146 // 18 0/1 Zero suppression, enable
148 // The interpretation used in AliAltroRawStreamerV3 - which
149 // corresponds directly to ALTRO DPCFG register - is
151 // Bits Value Description
152 // 0- 3 0/1 1st Baseline filter, mode
153 // 4 0 Polarity (if '1', then "1's inverse")
154 // 5- 6 01 Zero suppression, # of pre samples
155 // 7-10 0001 Zero suppression, # of post samples
156 // 11 0 2nd baseline filter, enable
157 // 12-13 00 Zero suppression, glitch filter mode
158 // 14-16 factor 2nd baseline filter, # of post-samples
159 // 17-18 01 2nd baseline filter, # of pre-samples
160 // 19 0/1 Zero suppression, enable
162 // Writing 'x' for variable values, that means we have the
163 // following patterns for the 2 cases
165 // bit # 20 16 12 8 4 0
166 // old |0x01|0010|00xx|xxxx|xxxx|
167 // new |x01x|xx00|0000|1010|xxxx|
169 // That means that we can check if bits 10-13 are '1000' or
170 // '0000', which will tell us if the value was written with the
171 // new or the old interpretation. That is, we can check that
173 // if (((altrocfg1 >> 10) & 0x8) == 0x8) {
174 // // old interpretation
177 // // New interpretation
180 // That means, that we should never
182 // - change the # of zero suppression post samples
183 // - Turn on 2nd baseline correction
184 // - Change the zero-suppression glitch filter mode
186 // This change as introduced in version 1.2 of Rcu++
188 UInt_t cfg1 = input.GetAltroCFG1();
189 if (((cfg1 >> 10) & 0x8) == 0x8) {
190 UInt_t cfg2 = input.GetAltroCFG2();
191 AliFMDDebug(3, ("We have data from older MiniConf 0x%x cfg2=0x%08x",
192 ((cfg1 >> 10) & 0x8), cfg2));
193 fZeroSuppress[ddl] = (cfg1 >> 0) & 0x1;
194 fNoiseFactor[ddl] = (cfg1 >> 6) & 0xF;
195 fSampleRate[ddl] = (cfg2 >> 20) & 0xF;
198 AliFMDDebug(3, ("We have data from newer MiniConf 0x%x",
199 ((cfg1 >> 10) & 0x8)));
200 fZeroSuppress[ddl] = input.GetZeroSupp();
201 // WARNING: We store the noise factor in the 2nd baseline
202 // filters excluded post samples, since we'll never use that
204 fNoiseFactor[ddl] = input.GetNPostsamples();
205 // WARNING: We store the sample rate in the number of pre-trigger
206 // samples, since we'll never use that mode.
207 fSampleRate[ddl] = input.GetNPretriggerSamples();
209 AliFMDDebug(3, ("RCU @ DDL %d zero suppression: %s",
210 ddl, (fZeroSuppress[ddl] ? "yes" : "no")));
211 AliFMDDebug(3, ("RCU @ DDL %d noise factor: %d", ddl,fNoiseFactor[ddl]));
212 AliFMDDebug(3, ("RCU @ DDL %d sample rate: %d", ddl,fSampleRate[ddl]));
216 Int_t nChAddrMismatch = input.GetNChAddrMismatch();
217 Int_t nChLenMismatch = input.GetNChLengthMismatch();
218 if (nChAddrMismatch != 0)
219 AliWarning(Form("Got %d channels with address mis-matches for 0x%03x",
220 nChAddrMismatch, ddl));
221 if (nChLenMismatch != 0)
222 AliWarning(Form("Got %d channels with length mis-matches for 0x%03x",
223 nChLenMismatch, ddl));
225 // Map DDL number to the detector number
226 AliFMDParameters* pars = AliFMDParameters::Instance();
227 AliFMDAltroMapping* map = pars->GetAltroMap();
228 if (map->DDL2Detector(ddl) < 0) return -1;
229 det = map->DDL2Detector(ddl);
231 if (AliLog::GetDebugLevel("FMD", 0) > 5)
232 input.PrintRCUTrailer();
236 //____________________________________________________________________
238 AliFMDRawReader::NewChannel(const AliAltroRawStreamV3& input, UShort_t det,
239 Char_t& ring, UShort_t& sec, Short_t& strbase)
241 // Processs a new channel. Sets the internal data members
242 // fMinStrip, fMaxStrip, and fPreSamp.
245 // input Input stream
246 // ring On return, the ring identifier
247 // sec On return, the sector number
248 // strbase On return, the strip base
251 // negative value in case of problems, hardware address otherwise
253 // Get the hardware address, and map that to detector coordinates
254 UShort_t board, chip, channel;
255 Int_t ddl = input.GetDDLNumber();
256 Int_t hwaddr = input.GetHWAddress();
257 if (input.IsChannelBad()) {
258 AliError(Form("Channel 0x%03x is marked as bad!", hwaddr));
261 AliFMDParameters* pars = AliFMDParameters::Instance();
262 AliFMDAltroMapping* map = pars->GetAltroMap();
263 // Map to hardware stuff
264 map->ChannelAddress(hwaddr, board, chip, channel);
265 // Then try to map to detector address
266 if (!map->Channel2StripBase(board, chip, channel, ring, sec, strbase)) {
267 AliError(Form("Failed to get detector id from DDL %d, "
268 "hardware address 0x%03x", ddl, hwaddr));
271 AliFMDDebug(4, ("Board: 0x%02x, Altro: 0x%x, Channel: 0x%x",
272 board, chip, channel));
274 // Get the 'conditions'
275 fMinStrip = pars->GetMinStrip(det, ring, sec, strbase);
276 fMaxStrip = pars->GetMaxStrip(det, ring, sec, strbase);
277 fPreSamp = pars->GetPreSamples(det, ring, sec, strbase);
278 if (fSampleRate[ddl] == 0)
279 fSampleRate[ddl] = pars->GetSampleRate(det, ring, sec, strbase);
284 //____________________________________________________________________
286 AliFMDRawReader::NewSample(const AliAltroRawStreamV3& input,
287 Int_t i, UShort_t t, UShort_t sec,
288 UShort_t strbase, Short_t& str, UShort_t& samp)
290 // Process a new timebin
293 // input Input stream
294 // i Index into bunch data
296 // strbase Base of strip numbers for this channel
297 // str On return, the strip number
298 // samp On return, the sample number
301 // negative value in case of problems, ADC value otherwise
302 if (t < fPreSamp) return -1;
304 Int_t ddl = input.GetDDLNumber();
305 Int_t hwa = input.GetHWAddress();
306 const UShort_t* data = input.GetSignals();
307 Short_t adc = data[i];
308 AliFMDDebug(10, ("0x%04x/0x%03x/%04d %4d", ddl, hwa, t, adc));
310 AliFMDParameters* pars = AliFMDParameters::Instance();
311 AliFMDAltroMapping* map = pars->GetAltroMap();
315 map->Timebin2Strip(sec, t, fPreSamp, fSampleRate[ddl], stroff, samp);
316 str = strbase + stroff;
318 AliFMDDebug(20, ("0x%04x/0x%03x/%04d=%4d maps to strip %3d sample %d "
319 "(pre: %d, min: %d, max: %d, rate: %d)",
320 ddl, hwa, t, adc, str, samp, fPreSamp,
321 fMinStrip, fMaxStrip, fSampleRate[ddl]));
323 AliFMDDebug(10, ("Got presamples at timebin %d", i));
327 // VA1 Local strip number
328 Short_t lstrip = (t - fPreSamp) / fSampleRate[ddl] + fMinStrip;
330 AliFMDDebug(15, ("Checking if strip %d (%d) in range [%d,%d]",
331 lstrip, str, fMinStrip, fMaxStrip));
332 if (lstrip < fMinStrip || lstrip > fMaxStrip) {
333 AliFMDDebug(10, ("Strip %03d-%d (%d,%d) from t=%d out of range (%3d->%3d)",
334 str, samp, lstrip, stroff, t, fMinStrip, fMaxStrip));
337 // Possibly do pedestal subtraction of signal
339 AliWarning(Form("ADC value out of range: %4d", adc));
343 //____________________________________________________________________
345 AliFMDRawReader::NextSample(UShort_t& det, Char_t& rng, UShort_t& sec,
346 UShort_t& str, UShort_t& sam, UShort_t& rat,
347 Short_t& adc, Bool_t& zs, UShort_t& fac)
349 // Scan current event for next signal. It returns kFALSE when
350 // there's no more data in the event.
351 static AliAltroRawStreamV3 stream(fReader); // = 0;
352 static Int_t ddl = -1;
353 static UShort_t tdet = 0;
354 static Char_t trng = '\0';
355 static UShort_t tsec = 0;
356 static Short_t tstr = 0;
357 static Short_t bstr = -1;
358 static UShort_t tsam = 0;
359 static UInt_t trate = 0;
360 static Int_t hwaddr = -1;
361 static UShort_t start = 0;
362 static UShort_t length = 0;
363 static Short_t t = -1;
366 if (stream.GetDDLNumber() < 0) {
367 fReader->Select("FMD");
381 if (t < start - length + 1) {
382 if (!stream.NextBunch()) {
383 if (!stream.NextChannel()) {
384 if (!stream.NextDDL()) {
388 ddl = NewDDL(stream, tdet);
390 hwaddr = NewChannel(stream, tdet, trng, tsec, bstr);
392 start = stream.GetStartTimeBin();
393 length = stream.GetBunchLength();
397 Int_t tadc = NewSample(stream, i, t, tsec, bstr, tstr, tsam);
405 rat = fSampleRate[ddl];
406 zs = fZeroSuppress[ddl];
407 fac = fNoiseFactor[ddl];
418 //____________________________________________________________________
420 AliFMDRawReader::NextSignal(UShort_t& det, Char_t& rng,
421 UShort_t& sec, UShort_t& str,
422 Short_t& adc, Bool_t& zs,
426 // Get the next signal
429 // det On return, the detector
430 // rng On return, the ring
431 // sec On return, the sector
432 // str On return, the strip
433 // adc On return, the ADC value
434 // zs On return, whether zero-supp. is enabled
435 // fac On return, the usd noise factor
438 // true if valid data is returned
443 if (!NextSample(det, rng, sec, str, samp, rate, adc, zs, fac))
446 Bool_t take = kFALSE;
448 case 1: take = kTRUE; break;
449 case 2: if (samp == 1) take = kTRUE; break;
450 case 3: if (samp == 1) take = kTRUE; break;
451 case 4: if (samp == 2) take = kTRUE; break;
452 default: if (samp == rate-2) take = kTRUE; break;
460 //____________________________________________________________________
462 AliFMDRawReader::SelectSample(UShort_t samp, UShort_t rate)
464 // Check if the passed sample is the one we need
465 Bool_t take = kFALSE;
467 case 1: take = kTRUE; break;
468 case 2: if (samp == 1) take = kTRUE; break;
469 case 3: if (samp == 1) take = kTRUE; break;
470 case 4: if (samp == 2) take = kTRUE; break;
471 default: if (samp == rate-2) take = kTRUE; break;
477 //____________________________________________________________________
479 AliFMDRawReader::ReadAdcs(TClonesArray* array)
481 // Read ADC values from raw input into passed TClonesArray of AliFMDDigit
483 AliFMDDebug(2, ("Reading ADC values into a TClonesArray"));
485 // Read raw data into the digits array, using AliFMDAltroReader.
487 AliError("No TClonesArray passed");
490 const UShort_t kUShortMax = (1 << 16) - 1;
491 fSeen.Reset(kUShortMax);
493 AliAltroRawStreamV3 input(fReader);
495 input.SelectRawData("FMD");
497 // Loop over input RORCs
498 while (input.NextDDL()) {
500 Int_t ddl = NewDDL(input, det);
503 while (input.NextChannel()) {
504 // Get the hardware address, and map that to detector coordinates
508 Int_t hwaddr = NewChannel(input, det, ring, sec, strbase);
509 if (hwaddr < 0) break;
512 while (input.NextBunch()) {
513 // Get Lenght of bunch, and pointer to the data
514 const UShort_t* data = input.GetSignals();
515 UShort_t start = input.GetStartTimeBin();
516 UShort_t length = input.GetBunchLength();
518 // Loop over the data and store it.
519 for (Int_t i = 0; i < length; i++) {
524 Int_t adc = NewSample(input, i, t, sec, strbase, str, samp);
525 if (adc < 0) continue;
526 UShort_t counts = adc;
528 AliFMDDebug(10, ("FMD%d%c[%02d,%03d]-%d: %4d",
529 det, ring, sec, str, samp, counts));
530 // Check the cache of indicies
531 Int_t idx = fSeen(det, ring, sec, str);
532 AliFMDDigit* digit = 0;
533 if (idx == kUShortMax) {
534 // We haven't seen this strip yet.
535 fSeen(det, ring, sec, str) = idx = array->GetEntriesFast();
536 AliFMDDebug(7,("making digit for FMD%d%c[%2d,%3d]-%d "
538 det, ring, sec, str, samp, t));
539 digit = new ((*array)[idx]) AliFMDDigit(det, ring, sec, str);
540 digit->SetDefaultCounts(fSampleRate[ddl]);
543 digit = static_cast<AliFMDDigit*>(array->At(idx));
544 AliFMDDebug(10, ("Setting FMD%d%c[%2d,%3d]-%d "
545 "from timebin %4d=%4d (%4d)",
546 det, ring, sec, str, samp, t, counts, data[i]));
547 digit->SetCount(samp, counts);
555 //____________________________________________________________________
556 Bool_t AliFMDRawReader::ReadSODevent(AliFMDCalibSampleRate* sampleRate,
557 AliFMDCalibStripRange* stripRange,
559 TArrayS &pulseLength,
563 // Read SOD event into passed objects.
566 // samplerate The sample rate object to fill
567 // striprange The strip range object to fill
568 // pulseSize The pulse size object to fill
569 // pulseLength The pulse length (in events) object to fill
572 // @c true on success
574 AliFMDDebug(0, ("Start of SOD/EOD"));
576 UInt_t shift_clk[18];
577 UInt_t sample_clk[18];
578 UInt_t strip_low[18];
579 UInt_t strip_high[18];
580 UInt_t pulse_size[18];
581 UInt_t pulse_length[18];
582 for (size_t i = 0; i < 18; i++) {
590 AliFMDParameters* param = AliFMDParameters::Instance();
591 AliFMDAltroMapping* map = param->GetAltroMap();
593 AliAltroRawStreamV3 streamer(fReader);
595 streamer.SelectRawData("FMD");
596 //fReader->GetDDLID();
597 while (streamer.NextDDL()) {
598 Int_t ddl = streamer.GetDDLNumber();
599 Int_t detID = fReader->GetDetectorID();
600 if (detectors) detectors[map->DDL2Detector(ddl)-1] = kTRUE;
601 AliFMDDebug(0, (" From reader: DDL number is %d , det ID is %d",ddl,detID));
603 ULong_t nPayloadWords = streamer.GetRCUPayloadSizeInSOD();
604 UChar_t* payloadData = streamer.GetRCUPayloadInSOD();
605 UInt_t* payloadWords = reinterpret_cast<UInt_t*>(payloadData);
606 //UInt_t* payloadWords = streamer.GetRCUPayloadInSOD();
608 //std::cout<<nPayloadWords<<" "<<ddl<<std::endl;
609 for (ULong_t i = 1; i <= nPayloadWords ; i++, payloadWords++) {
610 UInt_t payloadWord = *payloadWords; // Get32bitWord(i);
612 //std::cout<<i<<Form(" word: 0x%x",payloadWord)<<std::endl;
613 // address is only 24 bit
614 UInt_t address = (0xffffff & payloadWord);
615 UInt_t type = ((address >> 21) & 0xf);
616 UInt_t error = ((address >> 20) & 0x1);
617 UInt_t bcast = ((address >> 18) & 0x1);
618 UInt_t bc_not_altro = ((address >> 17) & 0x1);
619 UInt_t board = ((address >> 12) & 0x1f);
620 UInt_t instruction = 0;
624 instruction = address & 0xfff;
626 chip = ((address >> 9) & 0x7);
627 channel = ((address >> 5) & 0x5);
628 instruction = (address & 0x1f);
631 Bool_t readDataWord = kFALSE;
633 case 0x0: // Fec read
634 readDataWord = kTRUE;
636 case 0x2: // Fec write
643 case 0x6: // End sequence
645 i = nPayloadWords + 1;
651 //Don't read unless we have a FEC_RD
652 if(!readDataWord) continue;
654 UInt_t dataWord = *payloadWords;//Get32bitWord(i);
655 UInt_t data = (0xFFFFF & dataWord) ;
656 //UInt_t data = (0xFFFF & dataWord) ;
659 AliWarning(Form("error bit detected at Word 0x%06x; "
660 "error % d, type %d, bc_not_altro %d, "
661 "bcast %d, board 0x%02x, chip 0x%x, "
662 "channel 0x%02x, instruction 0x%03x",
663 address, error, type, bc_not_altro,
664 bcast,board,chip,channel,instruction));
670 switch(instruction) {
672 case 0x01: break; // First ADC T
673 case 0x02: break; // I 3.3 V
674 case 0x03: break; // I 2.5 V altro digital
675 case 0x04: break; // I 2.5 V altro analog
676 case 0x05: break; // I 2.5 V VA
677 case 0x06: break; // First ADC T
678 case 0x07: break; // I 3.3 V
679 case 0x08: break; // I 2.5 V altro digital
680 case 0x09: break; // I 2.5 V altro analog
681 case 0x0A: break; // I 2.5 V VA
682 case 0x2D: break; // Second ADC T
683 case 0x2E: break; // I 1.5 V VA
684 case 0x2F: break; // I -2.0 V
685 case 0x30: break; // I -2.0 V VA
686 case 0x31: break; // 2.5 V Digital driver
687 case 0x32: break; // Second ADC T
688 case 0x33: break; // I 1.5 V VA
689 case 0x34: break; // I -2.0 V
690 case 0x35: break; // I -2.0 V VA
691 case 0x36: break; // 2.5 V Digital driver
692 case 0x37: break; // Third ADC T
693 case 0x38: break; // Temperature sens. 1
694 case 0x39: break; // Temperature sens. 2
695 case 0x3A: break; // U 2.5 altro digital (m)
696 case 0x3B: break; // U 2.5 altro analog (m)
697 case 0x3C: break; // Third ADC T
698 case 0x3D: break; // Temperature sens. 1
699 case 0x3E: break; // Temperature sens. 2
700 case 0x3F: break; // U 2.5 altro digital (m)
701 case 0x40: break; // U 2.5 altro analog (m)
702 case 0x41: break; // Forth ADC T
703 case 0x42: break; // U 2.5 VA (m)
704 case 0x43: break; // U 1.5 VA (m)
705 case 0x44: break; // U -2.0 VA (m)
706 case 0x45: break; // U -2.0 (m)
707 case 0x46: break; // Forth ADC T
708 case 0x47: break; // U 2.5 VA (m)
709 case 0x48: break; // U 1.5 VA (m)
710 case 0x49: break; // U -2.0 VA (m)
711 case 0x4A: break; // U -2.0 (m)
713 case 0x0B: break; // L1 trigger CouNTer
714 case 0x0C: break; // L2 trigger CouNTer
715 case 0x0D: break; // Sampling CLK CouNTer
716 case 0x0E: break; // DSTB CouNTer
718 case 0x0F: break; // Test mode word
719 case 0x10: break; // Undersampling ratio.
720 // Configuration and status
721 case 0x11: break; // Config/Status Register 0
722 case 0x12: break; // Config/Status Register 1
723 case 0x13: break; // Config/Status Register 2
724 case 0x14: break; // Config/Status Register 3
725 case 0x15: break; // Free
727 case 0x16: break; // Latch L1, L2, SCLK Counters
728 case 0x17: break; // Clear counters
729 case 0x18: break; // Clear CSR1
730 case 0x19: break; // rstb ALTROs
731 case 0x1A: break; // rstb BC
732 case 0x1B: break; // Start conversion
733 case 0x1C: break; // Scan event length
734 case 0x1D: break; // Read event length
735 case 0x1E: break; // Start test mode
736 case 0x1F: break; // Read acquisition memory
738 case 0x20: break; // FMDD status
739 case 0x21: break; // L0 counters
740 case 0x22: break; // FMD: Wait to hold
741 case 0x23: break; // FMD: L1 timeout
742 case 0x24: break; // FMD: L2 timeout
743 case 0x25: // FMD: Shift clk
744 shift_clk[board] = ((data >> 8 ) & 0xFF);
745 AliFMDDebug(30, ("Read shift_clk=%d for board 0x%02x",
746 shift_clk[board], board));
748 case 0x26: // FMD: Strips
749 strip_low[board] = ((data >> 0 ) & 0xFF);
750 strip_high[board] = ((data >> 8 ) & 0xFF);
752 case 0x27: // FMD: Cal pulse
753 pulse_size[board] = ((data >> 8 ) & 0xFF);
755 case 0x28: break; // FMD: Shape bias
756 case 0x29: break; // FMD: Shape ref
757 case 0x2A: break; // FMD: Preamp ref
758 case 0x2B: // FMD: Sample clk
759 sample_clk[board] = ((data >> 8 ) & 0xFF);
760 AliFMDDebug(30, ("Read sample_clk=%d for board 0x%02x",
761 sample_clk[board], board));
763 case 0x2C: break; // FMD: Commands
764 case 0x4B: // FMD: Cal events
765 pulse_length[board] = ((data >> 0 ) & 0xFF);
770 AliFMDDebug(50, ("instruction 0x%x, dataword 0x%x",
771 instruction,dataWord));
772 } // End of loop over Result memory event
779 const UInt_t boards[4] = {0,1,16,17};
780 for(Int_t i=0;i<4;i++) {
781 if(ddl==0 && (i==1 || i==3)) continue;
783 UInt_t chip =0, channel=0;
784 det = map->DDL2Detector(ddl);
785 map->Channel2StripBase(boards[i], chip, channel, ring, sector, strip);
787 UInt_t samplerate = 0;
789 if(sample_clk[boards[i]] == 0) {
791 Int_t sample1 = sample_clk[boards[0]];
792 Int_t sample2 = sample_clk[boards[2]];
793 if(sample1) sample_clk[boards[i]] = sample1;
794 else sample_clk[boards[i]] = sample2;
797 Int_t sample1 = sample_clk[boards[0]];
798 Int_t sample2 = sample_clk[boards[1]];
799 Int_t sample3 = sample_clk[boards[2]];
800 Int_t sample4 = sample_clk[boards[3]];
802 if(sample1 == sample2) agreement++;
803 if(sample1 == sample3) agreement++;
804 if(sample1 == sample4) agreement++;
805 if(sample2 == sample3) agreement++;
806 if(sample2 == sample4) agreement++;
807 if(sample3 == sample4) agreement++;
813 sample_clk[boards[i]] = sample_clk[boards[idx]];
814 shift_clk[boards[i]] = shift_clk[boards[idx]];
815 strip_low[boards[i]] = strip_low[boards[idx]];
816 strip_high[boards[i]] = strip_high[boards[idx]];
817 pulse_length[boards[i]] = pulse_length[boards[idx]];
818 pulse_size[boards[i]] = pulse_size[boards[idx]];
819 AliFMDDebug(3, ("Vote taken for ddl %d, board 0x%x",
826 if(sample_clk[boards[i]])
827 samplerate = shift_clk[boards[i]]/sample_clk[boards[i]];
828 AliFMDDebug(10, ("Sample rate for board 0x%02x is %d",
829 boards[i], samplerate));
830 sampleRate->Set(det,ring,sector,0,samplerate);
831 stripRange->Set(det,ring,sector,0,
832 strip_low[boards[i]],strip_high[boards[i]]);
834 AliFMDDebug(20, ("det %d, ring %c, ",det,ring));
835 pulseLength.AddAt(pulse_length[boards[i]],
836 GetHalfringIndex(det,ring,boards[i]/16));
837 pulseSize.AddAt(pulse_size[boards[i]],
838 GetHalfringIndex(det,ring,boards[i]/16));
842 AliFMDDebug(20, (": Board: 0x%02x\n"
843 "\tstrip_low %3d, strip_high %3d\n"
844 "\tshift_clk %3d, sample_clk %3d\n"
845 "\tpulse_size %3d, pulse_length %3d",
847 strip_low[boards[i]], strip_high[boards[i]],
848 shift_clk[boards[i]], sample_clk[boards[i]],
849 pulse_size[boards[i]],pulse_length[boards[i]]));
854 AliFMDParameters::Instance()->SetSampleRate(sampleRate);
855 AliFMDParameters::Instance()->SetStripRange(stripRange);
857 AliFMDDebug(0, ("End of SOD/EOD"));
861 //____________________________________________________________________
863 UInt_t AliFMDRawReader::Get32bitWord(Int_t idx)
865 // This method returns the 32 bit word at a given
866 // position inside the raw data payload.
867 // The 'index' points to the beginning of the next word.
868 // The method is supposed to be endian (platform)
871 AliFatal("Raw data paylod buffer is not yet initialized !");
877 // fRawReader->AddFatalErrorLog(k32bitWordReadErr,Form("pos = %d",index));
879 AliWarning(Form("Invalid raw data payload position (%d) !",index));
884 word = fData[--index] << 24;
885 word |= fData[--index] << 16;
886 word |= fData[--index] << 8;
887 word |= fData[--index] << 0 ;
891 //_____________________________________________________________________
892 Int_t AliFMDRawReader::GetHalfringIndex(UShort_t det, Char_t ring,
893 UShort_t board) const
896 // Get short index for a given half-ring
899 // det Detector number
900 // ring Ring identifer
901 // board Board number
906 UShort_t iring = (ring == 'I' ? 1 : 0);
908 Int_t index = (((det-1) << 2) | (iring << 1) | (board << 0));
914 //____________________________________________________________________