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098c0d28 | 1 | // $Id: $ |
2 | /************************************************************************** | |
3 | * This file is property of and copyright by the ALICE HLT Project * | |
4 | * ALICE Experiment at CERN, All rights reserved. * | |
5 | * * | |
6 | * Primary Authors: Artur Szostak <artursz@iafrica.com> * | |
7 | * for The ALICE HLT Project. * | |
8 | * * | |
9 | * Permission to use, copy, modify and distribute this software and its * | |
10 | * documentation strictly for non-commercial purposes is hereby granted * | |
11 | * without fee, provided that the above copyright notice appears in all * | |
12 | * copies and that both the copyright notice and this permission notice * | |
13 | * appear in the supporting documentation. The authors make no claims * | |
14 | * about the suitability of this software for any purpose. It is * | |
15 | * provided "as is" without express or implied warranty. * | |
16 | **************************************************************************/ | |
17 | ||
18 | /// @file AliHLTTPCDataCheckerComponent.cxx | |
19 | /// @author Artur Szostak <artursz@iafrica.com> | |
20 | /// @date 9 Aug 2010 | |
21 | /// @brief Implementation of the AliHLTTPCDataCheckerComponent class. | |
22 | /// | |
23 | /// The AliHLTTPCDataCheckerComponent is used to perform data sanity and integrity | |
24 | /// checks on the TPC data. This component should be used for testing and debugging. | |
25 | ||
26 | #include "AliHLTTPCDataCheckerComponent.h" | |
27 | #include "AliHLTTPCDefinitions.h" | |
28 | #include "AliTPCRawStreamV3.h" | |
29 | #include "AliRawReaderMemory.h" | |
30 | #include <vector> | |
31 | #include <cstring> | |
32 | #include <cassert> | |
33 | ||
34 | ClassImp(AliHLTTPCDataCheckerComponent) | |
35 | ||
36 | ||
37 | AliHLTTPCDataCheckerComponent::AliHLTTPCDataCheckerComponent() : | |
38 | fRawStream(NULL), | |
39 | fRawReader(NULL), | |
40 | fForwardBadBlocks(false), | |
41 | fForwardGoodBlocks(false), | |
42 | fIgnoreType(false), | |
43 | fIgnoreOrigin(false), | |
44 | fIgnoreSpec(false), | |
45 | fHandleAllEvents(false) | |
46 | { | |
47 | // Default constructor. | |
48 | } | |
49 | ||
50 | ||
51 | AliHLTTPCDataCheckerComponent::~AliHLTTPCDataCheckerComponent() | |
52 | { | |
53 | // Default destructor. | |
54 | ||
55 | if (fRawStream != NULL) delete fRawStream; | |
56 | if (fRawReader != NULL) delete fRawReader; | |
57 | } | |
58 | ||
59 | ||
60 | const char* AliHLTTPCDataCheckerComponent::GetComponentID() | |
61 | { | |
62 | // Returns the component ID. | |
63 | return "TPCDataChecker"; | |
64 | } | |
65 | ||
66 | ||
67 | void AliHLTTPCDataCheckerComponent::GetInputDataTypes(AliHLTComponentDataTypeList& list) | |
68 | { | |
69 | // Returns the list of input data types that are handled. | |
70 | list.push_back(kAliHLTAnyDataType | kAliHLTDataOriginTPC); | |
71 | } | |
72 | ||
73 | ||
74 | AliHLTComponentDataType AliHLTTPCDataCheckerComponent::GetOutputDataType() | |
75 | { | |
76 | // Returns kAliHLTMultipleDataType. | |
77 | return kAliHLTMultipleDataType; | |
78 | } | |
79 | ||
80 | ||
81 | int AliHLTTPCDataCheckerComponent::GetOutputDataTypes(AliHLTComponentDataTypeList& list) | |
82 | { | |
83 | // Returns the list of output data block types generated. | |
84 | list.push_back(kAliHLTAnyDataType); | |
85 | return int(list.size()); | |
86 | } | |
87 | ||
88 | ||
89 | void AliHLTTPCDataCheckerComponent::GetOutputDataSize(unsigned long& constBase, double& inputMultiplier) | |
90 | { | |
91 | // Returns the buffer size requirements. | |
92 | constBase = 0; | |
93 | inputMultiplier = 0; | |
94 | } | |
95 | ||
96 | ||
97 | AliHLTComponent* AliHLTTPCDataCheckerComponent::Spawn() | |
98 | { | |
99 | // Creates a new instance of the component. | |
100 | return new AliHLTTPCDataCheckerComponent; | |
101 | } | |
102 | ||
103 | ||
104 | Int_t AliHLTTPCDataCheckerComponent::DoInit(int argc, const char** argv) | |
105 | { | |
106 | // Initialises the data checker component from the command line. | |
107 | ||
108 | HLTInfo("Starting TPC data checker component."); | |
109 | ||
110 | fForwardBadBlocks = true; | |
111 | fForwardGoodBlocks = true; | |
112 | fIgnoreType = false; | |
113 | fIgnoreOrigin = false; | |
114 | fIgnoreSpec = false; | |
115 | fHandleAllEvents = false; | |
116 | ||
117 | for (int i = 0; i < argc; ++i) | |
118 | { | |
119 | if (strcmp(argv[i], "-filter") == 0) | |
120 | { | |
121 | if (i+1 < argc) | |
122 | { | |
123 | if (strcmp(argv[i+1], "forwardbad") == 0) | |
124 | { | |
125 | fForwardBadBlocks = true; | |
126 | fForwardGoodBlocks = false; | |
127 | ++i; | |
128 | } | |
129 | else if (strcmp(argv[i+1], "forwardgood") == 0) | |
130 | { | |
131 | fForwardBadBlocks = false; | |
132 | fForwardGoodBlocks = true; | |
133 | ++i; | |
134 | } | |
135 | } | |
136 | fForwardBadBlocks = true; | |
137 | fForwardGoodBlocks = false; | |
138 | continue; | |
139 | } | |
140 | ||
141 | if (strcmp(argv[i], "-ignoretype") == 0) | |
142 | { | |
143 | fIgnoreType = true; | |
144 | continue; | |
145 | } | |
146 | ||
147 | if (strcmp(argv[i], "-ignoreorigin") == 0) | |
148 | { | |
149 | fIgnoreOrigin = true; | |
150 | continue; | |
151 | } | |
152 | ||
153 | if (strcmp(argv[i], "-ignorespec") == 0) | |
154 | { | |
155 | fIgnoreSpec = true; | |
156 | continue; | |
157 | } | |
158 | ||
159 | if (strcmp(argv[i], "-handle-all-events") == 0) | |
160 | { | |
161 | fHandleAllEvents = true; | |
162 | continue; | |
163 | } | |
164 | ||
165 | HLTError("Unknown option '%s'.", argv[i]); | |
166 | return -EINVAL; | |
167 | } // for loop | |
168 | ||
169 | if (fRawReader == NULL) | |
170 | { | |
171 | fRawReader = new AliRawReaderMemory(); | |
172 | if (fRawReader == NULL) | |
173 | { | |
174 | HLTError("Could not allocate new AliRawReaderMemory object."); | |
175 | return -ENOMEM; | |
176 | } | |
177 | } | |
178 | if (fRawStream == NULL) | |
179 | { | |
180 | fRawStream = new AliTPCRawStreamV3(fRawReader); | |
181 | if (fRawStream == NULL) | |
182 | { | |
183 | HLTError("Could not allocate new AliTPCRawStreamV3 object."); | |
184 | return -ENOMEM; | |
185 | } | |
186 | fRawStream->SelectRawData("TPC"); | |
187 | } | |
188 | ||
189 | return 0; | |
190 | } | |
191 | ||
192 | ||
193 | Int_t AliHLTTPCDataCheckerComponent::DoDeinit() | |
194 | { | |
195 | // Cleans up the data checker component. | |
196 | HLTInfo("Stopping TPC data checker component."); | |
197 | if (fRawReader != NULL) | |
198 | { | |
199 | fRawReader->ClearBuffers(); | |
200 | fRawReader->Reset(); | |
201 | } | |
202 | if (fRawStream != NULL) | |
203 | { | |
204 | fRawStream->Reset(); | |
205 | } | |
206 | return 0; | |
207 | } | |
208 | ||
209 | ||
210 | int AliHLTTPCDataCheckerComponent::DoEvent( | |
211 | const AliHLTComponentEventData& evtData, | |
212 | const AliHLTComponentBlockData* blocks, | |
213 | AliHLTComponentTriggerData& trigData, | |
214 | AliHLTUInt8_t* outputPtr, | |
215 | AliHLTUInt32_t& size, | |
216 | AliHLTComponentBlockDataList& outputBlocks | |
217 | ) | |
218 | { | |
219 | // Check all the input data blocks. | |
220 | ||
221 | if (fRawReader == NULL) | |
222 | { | |
223 | HLTError("The raw reader is not set."); | |
224 | size = 0; | |
225 | return -ENOENT; | |
226 | } | |
227 | if (fRawStream == NULL) | |
228 | { | |
229 | HLTError("The TPC raw stream is not set."); | |
230 | size = 0; | |
231 | return -ENOENT; | |
232 | } | |
233 | ||
234 | if (not IsDataEvent() and not fHandleAllEvents) | |
235 | { | |
236 | // Forward all data blocks if we are not supposed to handle this event. | |
237 | for (AliHLTUInt32_t n = 0; n < evtData.fBlockCnt; ++n) | |
238 | { | |
239 | Forward(blocks + n); | |
240 | } | |
241 | size = 0; | |
242 | return 0; | |
243 | } | |
244 | ||
245 | AliHLTEventID_t event = evtData.fEventID; | |
a91fcff2 | 246 | AliHLTComponentDataType anyPrivateType = AliHLTComponentDataTypeInitializer( |
247 | kAliHLTAnyDataType, kAliHLTDataOriginPrivate | |
248 | ); | |
098c0d28 | 249 | |
250 | // Setup the markers indicating the bad blocks. | |
251 | std::vector<bool> badBlock(evtData.fBlockCnt, false); | |
252 | ||
253 | for (AliHLTUInt32_t n = 0; n < evtData.fBlockCnt; ++n) | |
254 | { | |
a91fcff2 | 255 | // Skip private data blocks from the framework. |
256 | if (blocks[n].fDataType == anyPrivateType) continue; | |
257 | ||
098c0d28 | 258 | char ddltype[kAliHLTComponentDataTypefIDsize] = kAliHLTDDLRawDataTypeID; |
259 | if (memcmp(&(blocks[n].fDataType.fID), &ddltype, sizeof(ddltype)) == 0) | |
260 | { | |
261 | badBlock[n] = not CheckRawDataBlock(event, n, blocks + n); | |
262 | } | |
263 | else if (not fIgnoreType) | |
264 | { | |
265 | HLTError("Received raw data block %d in event %lld that we do not know how to handle." | |
266 | " The data block has data type '%s' and specification 0x%8.8X.", | |
267 | n, event, DataType2Text(blocks[n].fDataType).c_str(), blocks[n].fSpecification | |
268 | ); | |
269 | } | |
270 | } | |
271 | ||
272 | // Forward the different blocks. | |
273 | for (AliHLTUInt32_t n = 0; n < evtData.fBlockCnt; ++n) | |
274 | { | |
275 | if (badBlock[n] and fForwardBadBlocks) | |
276 | { | |
277 | //int result = Forward(blocks + n); | |
278 | int result = Forward(blocks + n); | |
279 | if (result != 0) | |
280 | { | |
281 | size = 0; | |
282 | return result; | |
283 | } | |
284 | } | |
285 | if (not badBlock[n] and fForwardGoodBlocks) | |
286 | { | |
287 | int result = Forward(blocks + n); | |
288 | if (result != 0) | |
289 | { | |
290 | size = 0; | |
291 | return result; | |
292 | } | |
293 | } | |
294 | } | |
295 | ||
296 | size = 0; | |
297 | return 0; | |
298 | } | |
299 | ||
300 | ||
301 | bool AliHLTTPCDataCheckerComponent::CheckRawDataBlock( | |
302 | AliHLTEventID_t event, AliHLTUInt32_t index, | |
303 | const AliHLTComponentBlockData* block | |
304 | ) | |
305 | { | |
306 | // Checks TPC raw DDL data blocks. | |
307 | ||
308 | assert(fRawReader != NULL); | |
309 | assert(fRawStream != NULL); | |
310 | ||
311 | // Check the origin field of the data block. | |
312 | if (not fIgnoreOrigin and | |
313 | memcmp(&(block->fDataType.fOrigin), &kAliHLTDataOriginTPC, sizeof(kAliHLTDataOriginTPC)) != 0 | |
314 | ) | |
315 | { | |
316 | char origin[kAliHLTComponentDataTypefOriginSize+1]; | |
317 | char expectedOrigin[kAliHLTComponentDataTypefOriginSize+1]; | |
318 | memcpy(&origin, &(block->fDataType.fOrigin), kAliHLTComponentDataTypefOriginSize); | |
319 | memcpy(&expectedOrigin, &(kAliHLTDataOriginTPC), kAliHLTComponentDataTypefOriginSize); | |
320 | origin[kAliHLTComponentDataTypefOriginSize] = '\0'; // remember the NULL character for the ANSI string. | |
321 | expectedOrigin[kAliHLTComponentDataTypefOriginSize] = '\0'; | |
322 | HLTError("Received raw DDL data block %d in event %lld which has an origin '%s', but expected '%s'.", | |
323 | index, event, origin, expectedOrigin | |
324 | ); | |
325 | return false; | |
326 | } | |
327 | ||
328 | // Decode and check the specification bits. | |
329 | AliHLTUInt8_t slice = AliHLTTPCDefinitions::GetMinSliceNr(block->fSpecification); | |
330 | AliHLTUInt8_t patch = AliHLTTPCDefinitions::GetMinPatchNr(block->fSpecification); | |
331 | Int_t ddlid = AliHLTTPCDefinitions::SlicePatchToDDLId(slice, patch); | |
332 | if (slice != AliHLTTPCDefinitions::GetMaxSliceNr(block->fSpecification)) | |
333 | { | |
334 | HLTError("Received raw DDL data block %d in event %lld which has a" | |
335 | " different minimum and maximum slice number (%d verse %d).", | |
336 | index, event, int(slice), int(AliHLTTPCDefinitions::GetMaxSliceNr(block->fSpecification)) | |
337 | ); | |
338 | return false; | |
339 | } | |
340 | if (patch != AliHLTTPCDefinitions::GetMaxPatchNr(block->fSpecification)) | |
341 | { | |
342 | HLTError("Received raw DDL data block %d in event %lld which has a" | |
343 | " different minimum and maximum patch number (%d verse %d).", | |
344 | index, event, int(patch), int(AliHLTTPCDefinitions::GetMaxPatchNr(block->fSpecification)) | |
345 | ); | |
346 | return false; | |
347 | } | |
348 | if (ddlid == -1) | |
349 | { | |
350 | HLTError("Received raw DDL data block %d in event %lld which has an" | |
351 | " invalid specification 0x%8.8X. Cannot decode the DDL ID number.", | |
352 | index, event, block->fSpecification | |
353 | ); | |
354 | return false; | |
355 | } | |
356 | ||
357 | // Now try decode the DDL data. Do it in a try catch block in case | |
358 | // the decoder segfaults. We want to know about this and log it. | |
359 | bool result = false; | |
360 | try | |
361 | { | |
362 | fRawReader->ClearBuffers(); | |
363 | fRawReader->Reset(); | |
364 | fRawStream->Reset(); | |
365 | fRawReader->AddBuffer(reinterpret_cast<UChar_t*>(block->fPtr), block->fSize, ddlid); | |
366 | if (fRawStream->NextDDL()) | |
367 | { | |
368 | while (fRawStream->NextChannel()) | |
369 | { | |
370 | while (fRawStream->NextBunch()) | |
371 | { | |
098c0d28 | 372 | Int_t bunchLength = fRawStream->GetBunchLength(); |
373 | const UShort_t* bunchData = fRawStream->GetSignals(); | |
098c0d28 | 374 | for (Int_t i = 0; i < bunchLength; ++i) |
375 | { | |
a91fcff2 | 376 | // Check that the 10 bit signal is within range. |
377 | if (bunchData[i] >= 1024) | |
6a644371 | 378 | { |
379 | HLTWarning("Data signal %d in sector %d row %d pad %d is a strange value %d," | |
380 | " for data block %d (DDL ID = %d) in event %lld.", | |
381 | i, fRawStream->GetSector(), fRawStream->GetRow(), | |
382 | fRawStream->GetPad(), bunchData[i], index, ddlid, event | |
383 | ); | |
384 | } | |
098c0d28 | 385 | } |
386 | } | |
387 | } | |
388 | result = true; | |
389 | } | |
390 | else | |
391 | { | |
392 | HLTError("Cannot decode the raw DDL data (DDL ID = %d) from" | |
393 | " data block %d in event %lld.", | |
394 | ddlid, index, event | |
395 | ); | |
396 | } | |
397 | } | |
398 | catch (...) | |
399 | { | |
a91fcff2 | 400 | HLTFatal("Caught an exception when processing raw DDL data (DDL ID = %d)" |
098c0d28 | 401 | " from data block %d in event %lld.", |
402 | ddlid, index, event | |
403 | ); | |
a91fcff2 | 404 | throw; |
098c0d28 | 405 | } |
406 | return result; | |
407 | } | |
408 |