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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 | /// \class AliMUONPayloadTrigger | |
20 | /// Class Payload | |
21 | /// | |
22 | /// Decodes rawdata from buffer and stores in TClonesArray. | |
23 | /// | |
24 | /// First version implement for Trigger | |
25 | /// | |
26 | /// \author Christian Finck | |
27 | //----------------------------------------------------------------------------- | |
28 | ||
29 | #include "AliMUONPayloadTrigger.h" | |
30 | ||
31 | #include "AliMUONDarcHeader.h" | |
32 | #include "AliMUONRegHeader.h" | |
33 | #include "AliMUONLocalStruct.h" | |
34 | #include "AliMUONDDLTrigger.h" | |
35 | #include "AliMUONLogger.h" | |
36 | ||
37 | #include "AliLog.h" | |
38 | ||
39 | /// \cond CLASSIMP | |
40 | ClassImp(AliMUONPayloadTrigger) | |
41 | /// \endcond | |
42 | ||
43 | AliMUONPayloadTrigger::AliMUONPayloadTrigger() | |
44 | : TObject(), | |
45 | fMaxReg(8), | |
46 | fMaxLoc(16), | |
47 | fDDLTrigger(new AliMUONDDLTrigger()), | |
48 | fRegHeader(new AliMUONRegHeader()), | |
49 | fLocalStruct(new AliMUONLocalStruct()), | |
50 | fLog(new AliMUONLogger(1000)), | |
51 | fDarcEoWErrors(0), | |
52 | fGlobalEoWErrors(0), | |
53 | fRegEoWErrors(0), | |
54 | fLocalEoWErrors(0), | |
55 | fWarnings(kTRUE), | |
56 | fNofRegSet(kFALSE) | |
57 | { | |
58 | /// | |
59 | /// create an object to read MUON raw digits | |
60 | /// Default ctor for monitoring purposes | |
61 | /// | |
62 | ||
63 | } | |
64 | ||
65 | //___________________________________ | |
66 | AliMUONPayloadTrigger::~AliMUONPayloadTrigger() | |
67 | { | |
68 | /// | |
69 | /// clean up | |
70 | /// | |
71 | delete fDDLTrigger; | |
72 | delete fLocalStruct; | |
73 | delete fRegHeader; | |
74 | delete fLog; | |
75 | } | |
76 | ||
77 | ||
78 | //______________________________________________________ | |
79 | Bool_t AliMUONPayloadTrigger::Decode(UInt_t *buffer, Bool_t scalerEvent) | |
80 | { | |
81 | /// decode trigger DDL | |
82 | /// store only notified cards | |
83 | ||
84 | // reading DDL for trigger | |
85 | ||
86 | AliMUONDarcHeader* darcHeader = fDDLTrigger->GetDarcHeader(); | |
87 | ||
88 | static Int_t kGlobalHeaderSize = darcHeader->GetGlobalHeaderLength(); | |
89 | static Int_t kDarcHeaderSize = darcHeader->GetDarcHeaderLength(); | |
90 | static Int_t kRegHeaderSize = fRegHeader->GetHeaderLength(); | |
91 | static Int_t kRegEmptySize = fRegHeader->GetHeaderLength()+1 + 16*(fLocalStruct->GetLength()+1); | |
92 | static Int_t kRegEmptyScalerSize = fRegHeader->GetHeaderLength() + fRegHeader->GetScalerLength() + 1 + | |
93 | 16*(fLocalStruct->GetLength() + fLocalStruct->GetScalerLength() + 1); | |
94 | ||
95 | Int_t index = 0; | |
96 | ||
97 | memcpy(darcHeader->GetHeader(), &buffer[index], (kDarcHeaderSize)*4); | |
98 | index += kDarcHeaderSize; | |
99 | ||
100 | ||
101 | // darc type vadorh | |
102 | if (darcHeader->GetDarcType() == darcHeader->GetDarcVadohrType()) | |
103 | fMaxReg = 1; | |
104 | ||
105 | // darc type def. | |
106 | if (darcHeader->GetDarcType() == darcHeader->GetDarcDefaultType()) | |
107 | fMaxReg = 8; | |
108 | ||
109 | if(darcHeader->GetEventType() == scalerEvent) | |
110 | if (fWarnings) AliWarning("Wrong event type obtained from the Darc header, take the one of CDH"); | |
111 | ||
112 | ||
113 | if(scalerEvent) { | |
114 | // 6 DARC scaler words | |
115 | memcpy(darcHeader->GetDarcScalers(), &buffer[index], darcHeader->GetDarcScalerLength()*4); | |
116 | index += darcHeader->GetDarcScalerLength(); | |
117 | } | |
118 | ||
119 | if (buffer[index++] != darcHeader->GetEndOfDarc()) { | |
120 | ||
121 | const Char_t* msg = Form("Wrong end of Darc word %x instead of %x\n", | |
122 | buffer[index-1], darcHeader->GetEndOfDarc()); | |
123 | if (fWarnings) AliWarning(msg); | |
124 | AddErrorMessage(msg); | |
125 | fDarcEoWErrors++; | |
126 | } | |
127 | // 4 words of global board input + Global board output | |
128 | memcpy(darcHeader->GetGlobalInput(), &buffer[index], (kGlobalHeaderSize)*4); | |
129 | index += kGlobalHeaderSize; | |
130 | ||
131 | if(scalerEvent) { | |
132 | // 10 Global scaler words | |
133 | memcpy(darcHeader->GetGlobalScalers(), &buffer[index], darcHeader->GetGlobalScalerLength()*4); | |
134 | index += darcHeader->GetGlobalScalerLength(); | |
135 | } | |
136 | ||
137 | if (buffer[index++] != darcHeader->GetEndOfGlobal()) { | |
138 | ||
139 | const Char_t* msg = Form("Wrong end of Global word %x instead of %x\n", | |
140 | buffer[index-1], darcHeader->GetEndOfGlobal()); | |
141 | if (fWarnings) AliWarning(msg); | |
142 | AddErrorMessage(msg); | |
143 | fGlobalEoWErrors++; | |
144 | } | |
145 | // 8 regional boards | |
146 | for (Int_t iReg = 0; iReg < fMaxReg; iReg++) { //loop over regeonal card | |
147 | ||
148 | // skip empty regaional board (not connected or with error reading) | |
149 | if (buffer[index] == fRegHeader->GetErrorWord()) { | |
150 | fDDLTrigger->AddRegHeader(*fRegHeader); | |
151 | if (scalerEvent) | |
152 | index += kRegEmptyScalerSize; | |
153 | else | |
154 | index += kRegEmptySize; | |
155 | continue; | |
156 | } | |
157 | memcpy(fRegHeader->GetHeader(), &buffer[index], kRegHeaderSize*4); | |
158 | index += kRegHeaderSize; | |
159 | ||
160 | fDDLTrigger->AddRegHeader(*fRegHeader); | |
161 | // 11 regional scaler word | |
162 | if(scalerEvent) { | |
163 | memcpy(fRegHeader->GetScalers(), &buffer[index], fRegHeader->GetScalerLength()*4); | |
164 | index += fRegHeader->GetScalerLength(); | |
165 | } | |
166 | ||
167 | if (buffer[index++] != fRegHeader->GetEndOfReg()) { | |
168 | ||
169 | const Char_t* msg = Form("Wrong end of Regional word %x instead of %x\n", | |
170 | buffer[index-1], fRegHeader->GetEndOfReg()); | |
171 | if (fWarnings) AliWarning(msg); | |
172 | AddErrorMessage(msg); | |
173 | fRegEoWErrors++; | |
174 | } | |
175 | // 16 local cards per regional board | |
176 | for (Int_t iLoc = 0; iLoc < fMaxLoc; iLoc++) { //loop over local card | |
177 | ||
178 | Int_t dataSize = fLocalStruct->GetLength();; | |
179 | ||
180 | // 5 word trigger information | |
181 | memcpy(fLocalStruct->GetData(), &buffer[index], dataSize*4); | |
182 | index += dataSize; | |
183 | ||
184 | // 45 regional scaler word | |
185 | if(scalerEvent) { | |
186 | memcpy(fLocalStruct->GetScalers(), &buffer[index], fLocalStruct->GetScalerLength()*4); | |
187 | index += fLocalStruct->GetScalerLength(); | |
188 | } | |
189 | ||
190 | if (buffer[index++] != fLocalStruct->GetEndOfLocal()) { | |
191 | ||
192 | const Char_t* msg = Form("Wrong end of Local word %x instead of %x\n", | |
193 | buffer[index-1], fLocalStruct->GetEndOfLocal()); | |
194 | ||
195 | if (fWarnings) AliWarning(msg); | |
196 | AddErrorMessage(msg); | |
197 | fLocalEoWErrors++; | |
198 | } | |
199 | // fill only if card notified | |
200 | if (fLocalStruct->GetData(0) == fLocalStruct->GetDisableWord()) | |
201 | continue; | |
202 | ||
203 | fDDLTrigger->AddLocStruct(*fLocalStruct, iReg); | |
204 | ||
205 | } // local card loop | |
206 | ||
207 | } // regional card loop | |
208 | ||
209 | ||
210 | return kTRUE; | |
211 | } | |
212 | ||
213 | //______________________________________________________ | |
214 | void AliMUONPayloadTrigger::ResetDDL() | |
215 | { | |
216 | /// reseting TClonesArray | |
217 | /// after each DDL | |
218 | /// | |
219 | AliMUONDarcHeader* darcHeader = fDDLTrigger->GetDarcHeader(); | |
220 | darcHeader->GetRegHeaderArray()->Delete(); | |
221 | fDarcEoWErrors = 0; | |
222 | fGlobalEoWErrors = 0; | |
223 | fRegEoWErrors = 0; | |
224 | fLocalEoWErrors = 0; | |
225 | } | |
226 | ||
227 | //______________________________________________________ | |
228 | void AliMUONPayloadTrigger::SetMaxReg(Int_t reg) | |
229 | { | |
230 | /// set regional card number | |
231 | if (reg > 8) reg = 8; | |
232 | fMaxReg = reg; | |
233 | ||
234 | fNofRegSet = kTRUE; | |
235 | } | |
236 | ||
237 | //______________________________________________________ | |
238 | void AliMUONPayloadTrigger::SetMaxLoc(Int_t loc) | |
239 | { | |
240 | /// set local card number | |
241 | if (loc > 16) loc = 16; | |
242 | fMaxLoc = loc; | |
243 | } | |
244 | ||
245 | //______________________________________________________ | |
246 | void AliMUONPayloadTrigger::AddErrorMessage(const Char_t* msg) | |
247 | { | |
248 | /// adding message to logger | |
249 | ||
250 | TString tmp(msg); | |
251 | ||
252 | Int_t pos = tmp.First("\n"); | |
253 | tmp[pos] = 0; | |
254 | ||
255 | fLog->Log(tmp.Data()); | |
256 | } | |
257 |