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3ea47630 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
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 | **************************************************************************/ | |
15 | ||
16 | /* $Id$ */ | |
17 | ||
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | /// | |
20 | /// This class provides access to Altro digits in raw data. | |
21 | /// | |
22 | /// It loops over all Altro digits in the raw data given by the AliRawReader. | |
23 | /// The Next method goes to the next digit. If there are no digits left | |
24 | /// it returns kFALSE. | |
25 | /// Several getters provide information about the current digit. | |
26 | /// | |
27 | /////////////////////////////////////////////////////////////////////////////// | |
28 | ||
29 | #include "AliAltroRawStream.h" | |
30 | #include "AliRawReader.h" | |
3a291af4 | 31 | #include "AliLog.h" |
3ea47630 | 32 | |
33 | ClassImp(AliAltroRawStream) | |
34 | ||
35 | ||
36 | //_____________________________________________________________________________ | |
37 | AliAltroRawStream::AliAltroRawStream(AliRawReader* rawReader) : | |
e7fd2555 | 38 | fNoAltroMapping(kTRUE), |
7e18047e | 39 | fIsOldRCUFormat(kFALSE), |
1e984421 | 40 | fIsShortDataHeader(kFALSE), |
e7fd2555 | 41 | fDDLNumber(-1), |
42 | fPrevDDLNumber(-1), | |
5e6235b5 | 43 | fRCUId(-1), |
44 | fPrevRCUId(-1), | |
3a291af4 | 45 | fHWAddress(-1), |
46 | fPrevHWAddress(-1), | |
3ea47630 | 47 | fTime(-1), |
e7fd2555 | 48 | fPrevTime(-1), |
3ea47630 | 49 | fSignal(-1), |
e7fd2555 | 50 | fTimeBunch(-1), |
3ea47630 | 51 | fRawReader(rawReader), |
52 | fData(NULL), | |
53 | fPosition(0), | |
54 | fCount(0), | |
5e6235b5 | 55 | fBunchLength(0), |
56 | fRCUTrailerData(NULL), | |
57 | fRCUTrailerSize(0) | |
3ea47630 | 58 | { |
59 | // create an object to read Altro raw digits | |
e7fd2555 | 60 | fSegmentation[0] = fSegmentation[1] = fSegmentation[2] = -1; |
3ea47630 | 61 | } |
62 | ||
63 | //_____________________________________________________________________________ | |
64 | AliAltroRawStream::AliAltroRawStream(const AliAltroRawStream& stream) : | |
65 | TObject(stream), | |
e7bee78b | 66 | fNoAltroMapping(stream.fNoAltroMapping), |
67 | fIsOldRCUFormat(stream.fIsOldRCUFormat), | |
68 | fIsShortDataHeader(stream.fIsShortDataHeader), | |
69 | fDDLNumber(stream.fDDLNumber), | |
70 | fPrevDDLNumber(stream.fPrevDDLNumber), | |
71 | fRCUId(stream.fRCUId), | |
72 | fPrevRCUId(stream.fPrevRCUId), | |
73 | fHWAddress(stream.fHWAddress), | |
74 | fPrevHWAddress(stream.fPrevHWAddress), | |
75 | fTime(stream.fTime), | |
76 | fPrevTime(stream.fPrevTime), | |
77 | fSignal(stream.fSignal), | |
78 | fTimeBunch(stream.fTimeBunch), | |
79 | fRawReader(stream.fRawReader), | |
80 | fData(stream.fData), | |
81 | fPosition(stream.fPosition), | |
82 | fCount(stream.fCount), | |
83 | fBunchLength(stream.fBunchLength), | |
84 | fRCUTrailerData(stream.fRCUTrailerData), | |
85 | fRCUTrailerSize(stream.fRCUTrailerSize) | |
3ea47630 | 86 | { |
e7bee78b | 87 | fSegmentation[0] = stream.fSegmentation[0]; |
88 | fSegmentation[1] = stream.fSegmentation[1]; | |
89 | fSegmentation[2] = stream.fSegmentation[2]; | |
3ea47630 | 90 | } |
91 | ||
92 | //_____________________________________________________________________________ | |
3820a703 | 93 | AliAltroRawStream& AliAltroRawStream::operator = (const AliAltroRawStream& stream) |
3ea47630 | 94 | { |
3820a703 | 95 | if(&stream == this) return *this; |
96 | ||
97 | fNoAltroMapping = stream.fNoAltroMapping; | |
98 | fIsOldRCUFormat = stream.fIsOldRCUFormat; | |
99 | fIsShortDataHeader = stream.fIsShortDataHeader; | |
100 | fDDLNumber = stream.fDDLNumber; | |
101 | fPrevDDLNumber = stream.fPrevDDLNumber; | |
102 | fRCUId = stream.fRCUId; | |
103 | fPrevRCUId = stream.fPrevRCUId; | |
104 | fHWAddress = stream.fHWAddress; | |
105 | fPrevHWAddress = stream.fPrevHWAddress; | |
106 | fTime = stream.fTime; | |
107 | fPrevTime = stream.fPrevTime; | |
108 | fSignal = stream.fSignal; | |
109 | fTimeBunch = stream.fTimeBunch; | |
110 | fRawReader = stream.fRawReader; | |
111 | fData = stream.fData; | |
112 | fPosition = stream.fPosition; | |
113 | fCount = stream.fCount; | |
114 | fBunchLength = stream.fBunchLength; | |
115 | fRCUTrailerData = stream.fRCUTrailerData; | |
116 | fRCUTrailerSize = stream.fRCUTrailerSize; | |
117 | ||
118 | fSegmentation[0] = stream.fSegmentation[0]; | |
119 | fSegmentation[1] = stream.fSegmentation[1]; | |
120 | fSegmentation[2] = stream.fSegmentation[2]; | |
121 | ||
3ea47630 | 122 | return *this; |
123 | } | |
124 | ||
125 | //_____________________________________________________________________________ | |
126 | AliAltroRawStream::~AliAltroRawStream() | |
127 | { | |
128 | // clean up | |
129 | ||
130 | } | |
131 | ||
3a291af4 | 132 | //_____________________________________________________________________________ |
133 | void AliAltroRawStream::Reset() | |
134 | { | |
135 | // reset altro raw stream params | |
136 | ||
137 | fPosition = fCount = fBunchLength = 0; | |
138 | ||
5e6235b5 | 139 | fRCUTrailerData = NULL; |
140 | fRCUTrailerSize = 0; | |
141 | ||
142 | fDDLNumber = fPrevDDLNumber = fRCUId = fPrevRCUId = fHWAddress = fPrevHWAddress = fTime = fPrevTime = fSignal = fTimeBunch = -1; | |
3a291af4 | 143 | |
144 | if (fRawReader) fRawReader->Reset(); | |
e7fd2555 | 145 | |
146 | fSegmentation[0] = fSegmentation[1] = fSegmentation[2] = -1; | |
3a291af4 | 147 | } |
3ea47630 | 148 | |
149 | //_____________________________________________________________________________ | |
150 | Bool_t AliAltroRawStream::Next() | |
151 | { | |
152 | // read the next raw digit | |
153 | // returns kFALSE if there is no digit left | |
154 | ||
e7fd2555 | 155 | fPrevDDLNumber = fDDLNumber; |
5e6235b5 | 156 | fPrevRCUId = fRCUId; |
3a291af4 | 157 | fPrevHWAddress = fHWAddress; |
e7fd2555 | 158 | fPrevTime = fTime; |
3ea47630 | 159 | |
160 | while (fCount == 0) { // next trailer | |
161 | if (fPosition <= 0) { // next payload | |
162 | do { | |
163 | if (!fRawReader->ReadNextData(fData)) return kFALSE; | |
164 | } while (fRawReader->GetDataSize() == 0); | |
165 | ||
e7fd2555 | 166 | fDDLNumber = fRawReader->GetDDLID(); |
167 | ||
3a291af4 | 168 | fPosition = GetPosition(); |
3ea47630 | 169 | } |
3ea47630 | 170 | |
eb09ec9a | 171 | ReadTrailer(); |
3ea47630 | 172 | |
3a291af4 | 173 | fBunchLength = 0; |
3ea47630 | 174 | } |
175 | ||
3a291af4 | 176 | if (fBunchLength == 0) ReadBunch(); |
177 | else fTime--; | |
178 | ||
179 | ReadAmplitude(); | |
3ea47630 | 180 | |
181 | return kTRUE; | |
182 | } | |
183 | ||
e7fd2555 | 184 | //_____________________________________________________________________________ |
185 | void AliAltroRawStream::SelectRawData(Int_t detId) | |
186 | { | |
187 | // Select the raw data for specific | |
188 | // detector id | |
189 | AliDebug(1,Form("Selecting raw data for detector %d",detId)); | |
190 | fRawReader->Select(detId); | |
191 | } | |
192 | ||
362c9d61 | 193 | //_____________________________________________________________________________ |
194 | void AliAltroRawStream::SelectRawData(const char *detName) | |
195 | { | |
196 | // Select the raw data for specific | |
197 | // detector name | |
198 | AliDebug(1,Form("Selecting raw data for detector %s",detName)); | |
199 | fRawReader->Select(detName); | |
200 | } | |
201 | ||
3ea47630 | 202 | //_____________________________________________________________________________ |
3a291af4 | 203 | UShort_t AliAltroRawStream::GetNextWord() |
3ea47630 | 204 | { |
3a291af4 | 205 | // Read the next 10 bit word in backward direction |
206 | // The input stream access is given by fData and fPosition | |
3ea47630 | 207 | |
3a291af4 | 208 | fPosition--; |
209 | ||
210 | Int_t iBit = fPosition * 10; | |
3ea47630 | 211 | Int_t iByte = iBit / 8; |
212 | Int_t shift = iBit % 8; | |
3ea47630 | 213 | |
5e6235b5 | 214 | // the raw data is written as integers where the low bits are filled first |
3ea47630 | 215 | // -> little endian is assumed here ! |
5e6235b5 | 216 | Int_t iByteLow = iByte; |
3ea47630 | 217 | iByte++; |
5e6235b5 | 218 | Int_t iByteHigh = iByte; |
3a291af4 | 219 | return ((fData[iByteHigh] * 256 + fData[iByteLow]) >> shift) & 0x03FF; |
220 | } | |
221 | ||
222 | //_____________________________________________________________________________ | |
223 | Bool_t AliAltroRawStream::ReadTrailer() | |
224 | { | |
225 | //Read a trailer of 40 bits in the backward reading mode | |
226 | //In case of no mapping is provided, read a dummy trailer | |
227 | if (fNoAltroMapping) { | |
228 | AliError("No ALTRO mapping information is loaded! Reading a dummy trailer!"); | |
229 | return ReadDummyTrailer(); | |
230 | } | |
231 | ||
232 | //First reading filling words | |
233 | UShort_t temp; | |
234 | Int_t nFillWords = 0; | |
235 | while ((temp = GetNextWord()) == 0x2AA) nFillWords++; | |
776c3b9c | 236 | if (nFillWords == 0) { |
eb09ec9a | 237 | fRawReader->AddMajorErrorLog(kAltroTrailerErr,"no 0x2AA"); |
238 | // PrintDebug(); | |
239 | AliWarning("Incorrect trailer found ! Expected 0x2AA not found !"); | |
240 | // trying to recover and find the next bunch | |
241 | while ((fPosition > 5) && (temp != 0x2AA)) temp = GetNextWord(); | |
242 | if (temp != 0x2AA) { | |
243 | fCount = fPosition = 0; | |
244 | return kFALSE; | |
245 | } | |
246 | temp = GetNextWord(); | |
776c3b9c | 247 | } |
3a291af4 | 248 | |
249 | //Then read the trailer | |
eb09ec9a | 250 | if (fPosition < 5) { |
251 | fRawReader->AddMajorErrorLog(kAltroTrailerErr,Form("size %d < 5", | |
252 | fPosition)); | |
253 | // PrintDebug(); | |
254 | AliWarning(Form("Incorrect raw data size ! Expected at least 5 words but found %d !",fPosition)); | |
255 | fCount = fPosition = 0; | |
256 | return kFALSE; | |
776c3b9c | 257 | } |
3a291af4 | 258 | |
259 | fCount = (temp << 4) & 0x3FF; | |
776c3b9c | 260 | if ((temp >> 6) != 0xA) { |
eb09ec9a | 261 | fRawReader->AddMajorErrorLog(kAltroTrailerErr,"no 0xA"); |
262 | // PrintDebug(); | |
263 | AliWarning(Form("Incorrect trailer found ! Expecting 0xA but found 0x%x !",temp >> 6)); | |
264 | fCount = 0; | |
265 | return kFALSE; | |
776c3b9c | 266 | } |
3a291af4 | 267 | |
268 | temp = GetNextWord(); | |
269 | fHWAddress = (temp & 0x3) << 10; | |
776c3b9c | 270 | if (((temp >> 2) & 0xF) != 0xA) { |
eb09ec9a | 271 | fRawReader->AddMajorErrorLog(kAltroTrailerErr,"no second 0xA"); |
272 | // PrintDebug(); | |
273 | AliWarning(Form("Incorrect trailer found ! Expecting second 0xA but found 0x%x !",(temp >> 2) & 0xF)); | |
274 | fCount = 0; | |
275 | return kFALSE; | |
776c3b9c | 276 | } |
3a291af4 | 277 | fCount |= ((temp & 0x3FF) >> 6); |
278 | if (fCount == 0) return kFALSE; | |
71c94b28 | 279 | if (fCount >= fPosition) { |
280 | fRawReader->AddMajorErrorLog(kAltroTrailerErr,"invalid size"); | |
281 | // PrintDebug(); | |
282 | AliWarning(Form("Incorrect trailer found ! The altro payload size is invalid (%d >= %d) !",fCount,fPosition)); | |
283 | fCount = 0; | |
284 | return kFALSE; | |
285 | } | |
3a291af4 | 286 | temp = GetNextWord(); |
287 | fHWAddress |= temp; | |
288 | ||
289 | fPosition -= (4 - (fCount % 4)) % 4; // skip fill words | |
290 | ||
3a291af4 | 291 | return kTRUE; |
292 | } | |
293 | ||
294 | //_____________________________________________________________________________ | |
295 | Bool_t AliAltroRawStream::ReadDummyTrailer() | |
296 | { | |
297 | //Read a trailer of 40 bits in the backward reading mode | |
298 | //In case of no mapping is provided, read a dummy trailer | |
299 | UShort_t temp; | |
300 | while ((temp = GetNextWord()) == 0x2AA); | |
301 | ||
e7fd2555 | 302 | fSegmentation[0] = temp; |
303 | fSegmentation[1] = GetNextWord(); | |
304 | fSegmentation[2] = GetNextWord(); | |
3a291af4 | 305 | fCount = GetNextWord(); |
306 | if (fCount == 0) return kFALSE; | |
307 | fHWAddress = -1; | |
308 | ||
e7fd2555 | 309 | fPosition -= (4 - (fCount % 4)) % 4; // skip fill words |
310 | ||
3a291af4 | 311 | return kTRUE; |
312 | } | |
313 | ||
314 | //_____________________________________________________________________________ | |
315 | void AliAltroRawStream::ReadBunch() | |
316 | { | |
317 | // Read altro payload in | |
318 | // backward direction | |
71c94b28 | 319 | if (fCount <= 2) { |
eb09ec9a | 320 | fRawReader->AddMinorErrorLog(kBunchLengthReadErr,""); |
321 | // PrintDebug(); | |
71c94b28 | 322 | AliWarning(Form("Could not read bunch length and time bin ! Only %d 10-bit words are left !",fCount)); |
323 | fBunchLength = fTimeBunch = fCount = 0; | |
324 | return; | |
776c3b9c | 325 | } |
3a291af4 | 326 | |
327 | fBunchLength = GetNextWord() - 2; | |
71c94b28 | 328 | if (fBunchLength > fCount) { |
329 | fRawReader->AddMinorErrorLog(kBunchLengthReadErr,Form("bl=%d",fBunchLength)); | |
eb09ec9a | 330 | // PrintDebug(); |
71c94b28 | 331 | AliWarning(Form("Could not read bunch length ! Bunch length = %d (>%d)",fBunchLength,fCount)); |
332 | fBunchLength = fTimeBunch = fCount = 0; | |
333 | return; | |
776c3b9c | 334 | } |
71c94b28 | 335 | fTimeBunch = fBunchLength; |
336 | fCount--; | |
3a291af4 | 337 | |
338 | fTime = GetNextWord(); | |
339 | fCount--; | |
340 | ||
341 | return; | |
342 | } | |
343 | ||
344 | //_____________________________________________________________________________ | |
345 | void AliAltroRawStream::ReadAmplitude() | |
346 | { | |
347 | // Read next time bin amplitude | |
71c94b28 | 348 | if (fCount <= 0) { |
eb09ec9a | 349 | fRawReader->AddMinorErrorLog(kAmplitudeReadErr,""); |
350 | // PrintDebug(); | |
351 | AliWarning("Could not read sample amplitude !"); | |
71c94b28 | 352 | fCount = fSignal = fBunchLength = 0; |
353 | return; | |
776c3b9c | 354 | } |
3a291af4 | 355 | |
356 | fSignal = GetNextWord(); | |
71c94b28 | 357 | |
3a291af4 | 358 | fCount--; |
359 | fBunchLength--; | |
360 | ||
361 | return; | |
362 | } | |
363 | ||
364 | //_____________________________________________________________________________ | |
365 | Int_t AliAltroRawStream::GetPosition() | |
366 | { | |
367 | // Sets the position in the | |
368 | // input stream | |
5e6235b5 | 369 | // Read the RCU trailer |
370 | // This includes the trailer size, | |
371 | // RCU identifier and raw data payload. | |
372 | // The RCU trailer format is described | |
373 | // in details in the RCU manual. | |
374 | ||
7e18047e | 375 | if (!fIsOldRCUFormat) { |
376 | // First read 32-bit word with the | |
377 | // trailer size (22 bits) and RCU ID (the rest) | |
378 | Int_t index = fRawReader->GetDataSize(); | |
379 | UInt_t word = Get32bitWord(index); | |
380 | fRCUId = (Int_t)(word >> 22); | |
381 | Int_t trailerSize = (word & 0x3FFFFF); | |
382 | ||
383 | // Now read the beginning of the trailer | |
384 | // where the payload size is written | |
776c3b9c | 385 | if (trailerSize < 2) { |
7dcdcfe4 | 386 | fRawReader->AddMajorErrorLog(kRCUTrailerErr,Form("tr=%d bytes", |
387 | trailerSize*4)); | |
388 | AliWarning(Form("Invalid trailer size found (%d bytes) !", | |
389 | trailerSize*4)); | |
776c3b9c | 390 | } |
7e18047e | 391 | fRCUTrailerSize = (trailerSize-2)*4; |
392 | index -= fRCUTrailerSize; | |
776c3b9c | 393 | if (index < 4) { |
927aaa44 | 394 | fRawReader->AddMajorErrorLog(kRCUTrailerErr,Form("tr=%d raw=%d bytes", |
395 | trailerSize*4, | |
396 | fRawReader->GetDataSize())); | |
397 | AliWarning(Form("Invalid trailer size found (%d bytes) ! The size is bigger than the raw data size (%d bytes)!", | |
398 | trailerSize*4, | |
399 | fRawReader->GetDataSize())); | |
776c3b9c | 400 | } |
7e18047e | 401 | fRCUTrailerData = fData + index; |
402 | Int_t position = Get32bitWord(index); | |
403 | // The size is specified in a number of 40bits | |
404 | // Therefore we need to transform it to number of bytes | |
405 | position *= 5; | |
406 | ||
407 | // Check the consistency of the header and trailer | |
7dcdcfe4 | 408 | if (((fRawReader->GetDataSize() - trailerSize*4) < position) || |
409 | ((fRawReader->GetDataSize() - trailerSize*4) >= (position + 4))) { | |
410 | fRawReader->AddMajorErrorLog(kRCUTrailerSizeErr,Form("h=%d tr=%d rcu=%d bytes", | |
411 | fRawReader->GetDataSize(), | |
412 | trailerSize*4, | |
413 | position)); | |
414 | AliWarning(Form("Inconsistent raw data size ! Raw data size - %d bytes (from the header), RCU trailer - %d bytes, raw data paylod - %d bytes !", | |
7e18047e | 415 | fRawReader->GetDataSize(), |
416 | trailerSize*4, | |
417 | position)); | |
7dcdcfe4 | 418 | position = fRawReader->GetDataSize() - trailerSize*4; |
776c3b9c | 419 | } |
7e18047e | 420 | |
421 | return position * 8 / 10; | |
422 | } | |
423 | else { | |
424 | // In case of the Old RCU trailer format | |
425 | // we have to read just the size of altro payload | |
426 | // in units of 40-bit words | |
427 | Int_t index = fRawReader->GetDataSize(); | |
428 | Int_t position = Get32bitWord(index); | |
429 | ||
430 | fRCUId = -1; | |
431 | fRCUTrailerSize = 0; | |
432 | fRCUTrailerData = NULL; | |
433 | ||
434 | // The size is specified in a number of 40bits | |
435 | // Therefore we need to transform it to number of bytes | |
436 | position *= 5; | |
437 | ||
1e984421 | 438 | if (!fIsShortDataHeader) { |
7e18047e | 439 | |
1e984421 | 440 | // Check the consistency of the header and trailer |
7dcdcfe4 | 441 | if (((fRawReader->GetDataSize() - 4) < position) || |
442 | ((fRawReader->GetDataSize() - 4) >= (position + 4))) { | |
eb09ec9a | 443 | fRawReader->AddMajorErrorLog(kRCUTrailerSizeErr,Form("h=%d rcu=%d bytes", |
444 | fRawReader->GetDataSize()-4, | |
445 | position)); | |
446 | // PrintDebug(); | |
447 | AliWarning(Form("Inconsistent raw data size ! Expected %d bytes (from the header), found %d bytes (in the RCU trailer)!", | |
448 | fRawReader->GetDataSize()-4, | |
449 | position)); | |
450 | position = fRawReader->GetDataSize()-4; | |
776c3b9c | 451 | } |
1e984421 | 452 | } |
453 | else { | |
454 | // Check the consistency of the header and trailer | |
455 | // In this case the header is shorter by 4 bytes | |
7dcdcfe4 | 456 | if ((fRawReader->GetDataSize() < position) || |
457 | (fRawReader->GetDataSize() >= (position + 4))) { | |
eb09ec9a | 458 | fRawReader->AddMajorErrorLog(kRCUTrailerSizeErr,Form("h=%d rcu=%d bytes", |
459 | fRawReader->GetDataSize(), | |
460 | position)); | |
461 | // PrintDebug(); | |
462 | AliWarning(Form("Inconsistent raw data size ! Expected %d bytes (from the header), found %d bytes (in the RCU trailer)!", | |
463 | fRawReader->GetDataSize(), | |
464 | position)); | |
465 | position = fRawReader->GetDataSize(); | |
776c3b9c | 466 | } |
1e984421 | 467 | |
468 | // 7 32-bit words Common Data Header | |
469 | // therefore we have to shift back by 4 bytes | |
470 | // the pointer to the raw data payload | |
471 | fData -= 4; | |
472 | } | |
473 | ||
7e18047e | 474 | // Return the position in units of 10-bit words |
475 | return position*8/10; | |
476 | } | |
5e6235b5 | 477 | } |
478 | ||
479 | //_____________________________________________________________________________ | |
480 | UInt_t AliAltroRawStream::Get32bitWord(Int_t &index) | |
481 | { | |
482 | // This method returns the 32 bit word at a given | |
483 | // position inside the raw data payload. | |
484 | // The 'index' points to the beginning of the next word. | |
485 | // The method is supposed to be endian (platform) | |
486 | // independent. | |
776c3b9c | 487 | if (!fData) { |
488 | PrintDebug(); | |
5e6235b5 | 489 | AliFatal("Raw data paylod buffer is not yet initialized !"); |
776c3b9c | 490 | } |
491 | ||
492 | if (index < 4) { | |
eb09ec9a | 493 | fRawReader->AddFatalErrorLog(k32bitWordReadErr,Form("pos = %d",index)); |
494 | // PrintDebug(); | |
495 | AliWarning(Form("Invalid raw data payload position (%d) !",index)); | |
776c3b9c | 496 | } |
5e6235b5 | 497 | |
498 | UInt_t word = 0; | |
499 | word = fData[--index] << 24; | |
500 | word |= fData[--index] << 16; | |
501 | word |= fData[--index] << 8; | |
502 | word |= fData[--index]; | |
503 | ||
504 | return word; | |
505 | } | |
506 | ||
507 | //_____________________________________________________________________________ | |
508 | Bool_t AliAltroRawStream::GetRCUTrailerData(UChar_t*& data) const | |
509 | { | |
510 | // Return a pointer to the RCU trailer | |
511 | // data. Should be called always after | |
512 | // the RCU trailer was already processed | |
513 | // in the GetPosition() method | |
514 | if (!fRCUTrailerSize || !fRCUTrailerData) { | |
515 | AliError("No valid RCU trailer data is found !"); | |
516 | data = NULL; | |
517 | return kFALSE; | |
518 | } | |
519 | ||
520 | data = fRCUTrailerData; | |
521 | ||
522 | return kTRUE; | |
3ea47630 | 523 | } |
776c3b9c | 524 | |
525 | //_____________________________________________________________________________ | |
526 | void AliAltroRawStream::PrintDebug() const | |
527 | { | |
528 | // The method prints all the available | |
529 | // debug information. | |
530 | // Its is used in case of decoding errors. | |
531 | ||
532 | AliError("Start of debug printout\n--------------------"); | |
533 | ||
534 | Dump(); | |
535 | if (fRawReader) fRawReader->Dump(); | |
536 | ||
537 | AliError("End of debug printout\n--------------------"); | |
538 | } | |
e68dc1cf | 539 | |
540 | //_____________________________________________________________________________ | |
541 | Int_t AliAltroRawStream::GetBranch() const | |
542 | { | |
543 | // The method provides the RCU branch index (0 or 1) | |
544 | // for the current hardware address. | |
545 | // In case the hardware address has not been yet | |
546 | // initialized, the method returns -1 | |
547 | if (fHWAddress == -1) return -1; | |
548 | ||
549 | return ((fHWAddress >> 11) & 0x1); | |
550 | } | |
551 | ||
552 | //_____________________________________________________________________________ | |
553 | Int_t AliAltroRawStream::GetFEC() const | |
554 | { | |
555 | // The method provides the front-end card index | |
556 | // for the current hardware address. | |
557 | // In case the hardware address has not been yet | |
558 | // initialized, the method returns -1 | |
559 | if (fHWAddress == -1) return -1; | |
560 | ||
561 | return ((fHWAddress >> 7) & 0xF); | |
562 | } | |
563 | ||
564 | //_____________________________________________________________________________ | |
565 | Int_t AliAltroRawStream::GetAltro() const | |
566 | { | |
567 | // The method provides the altro chip index | |
568 | // for the current hardware address. | |
569 | // In case the hardware address has not been yet | |
570 | // initialized, the method returns -1 | |
571 | if (fHWAddress == -1) return -1; | |
572 | ||
573 | return ((fHWAddress >> 4) & 0x7); | |
574 | } | |
575 | ||
576 | //_____________________________________________________________________________ | |
577 | Int_t AliAltroRawStream::GetChannel() const | |
578 | { | |
579 | // The method provides the channel index | |
580 | // for the current hardware address. | |
581 | // In case the hardware address has not been yet | |
582 | // initialized, the method returns -1 | |
583 | if (fHWAddress == -1) return -1; | |
584 | ||
585 | return (fHWAddress & 0xF); | |
586 | } | |
eb09ec9a | 587 | |
588 | //_____________________________________________________________________________ | |
589 | void AliAltroRawStream::AddMappingErrorLog(const char *message) | |
590 | { | |
591 | // Signal a mapping error | |
592 | // The method can be used by the TPC,PHOS,EMCAL,FMD raw stream | |
593 | // classes in order to log an error related to bad altro mapping | |
594 | ||
595 | if (fRawReader) fRawReader->AddMinorErrorLog(kBadAltroMapping,message); | |
596 | } |