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939ae4b2 | 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 | ||
00e86732 | 17 | /// \class AliMUONPayloadTrigger |
939ae4b2 | 18 | /// Class Payload |
19 | /// | |
20 | /// Decodes rawdata from buffer and stores in TClonesArray. | |
21 | /// | |
22 | /// First version implement for Trigger | |
23 | /// | |
00e86732 | 24 | /// \author Christian Finck |
939ae4b2 | 25 | |
26 | #include "AliMUONPayloadTrigger.h" | |
27 | ||
939ae4b2 | 28 | #include "AliMUONDarcHeader.h" |
29 | #include "AliMUONRegHeader.h" | |
30 | #include "AliMUONLocalStruct.h" | |
31 | #include "AliMUONDDLTrigger.h" | |
32 | ||
1ed3c5c2 | 33 | #include "AliLog.h" |
34 | ||
00e86732 | 35 | /// \cond CLASSIMP |
939ae4b2 | 36 | ClassImp(AliMUONPayloadTrigger) |
00e86732 | 37 | /// \endcond |
939ae4b2 | 38 | |
39 | AliMUONPayloadTrigger::AliMUONPayloadTrigger() | |
40 | : TObject(), | |
41 | fMaxReg(8), | |
9f5dcca3 | 42 | fMaxLoc(16), |
43 | fDDLTrigger(new AliMUONDDLTrigger()), | |
44 | fRegHeader(new AliMUONRegHeader()), | |
45 | fLocalStruct(new AliMUONLocalStruct()) | |
939ae4b2 | 46 | { |
00e86732 | 47 | /// |
48 | /// create an object to read MUON raw digits | |
49 | /// Default ctor for monitoring purposes | |
50 | /// | |
939ae4b2 | 51 | |
939ae4b2 | 52 | } |
53 | ||
54 | //___________________________________ | |
55 | AliMUONPayloadTrigger::~AliMUONPayloadTrigger() | |
56 | { | |
00e86732 | 57 | /// |
58 | /// clean up | |
59 | /// | |
939ae4b2 | 60 | delete fDDLTrigger; |
61 | delete fLocalStruct; | |
62 | delete fRegHeader; | |
63 | } | |
64 | ||
65 | ||
66 | //______________________________________________________ | |
67 | Bool_t AliMUONPayloadTrigger::Decode(UInt_t *buffer) | |
68 | { | |
00e86732 | 69 | /// decode trigger DDL |
5a92f8e6 | 70 | /// store only notified cards |
939ae4b2 | 71 | |
72 | // reading DDL for trigger | |
73 | ||
74 | AliMUONDarcHeader* darcHeader = fDDLTrigger->GetDarcHeader(); | |
75 | ||
18d3ded7 | 76 | static Int_t kGlobalHeaderSize = darcHeader->GetGlobalHeaderLength(); |
77 | static Int_t kDarcHeaderSize = darcHeader->GetDarcHeaderLength(); | |
78 | static Int_t kRegHeaderSize = fRegHeader->GetHeaderLength(); | |
79 | ||
80 | Bool_t scalerEvent = kFALSE; | |
939ae4b2 | 81 | |
82 | Int_t index = 0; | |
18d3ded7 | 83 | |
84 | memcpy(darcHeader->GetHeader(), &buffer[index], (kDarcHeaderSize)*4); | |
85 | index += kDarcHeaderSize; | |
939ae4b2 | 86 | |
d622a0ec | 87 | if(darcHeader->GetEventType() == 0) { |
939ae4b2 | 88 | scalerEvent = kTRUE; |
89 | } else | |
90 | scalerEvent = kFALSE; | |
91 | ||
92 | if(scalerEvent) { | |
93 | // 6 DARC scaler words | |
94 | memcpy(darcHeader->GetDarcScalers(), &buffer[index], darcHeader->GetDarcScalerLength()*4); | |
95 | index += darcHeader->GetDarcScalerLength(); | |
96 | } | |
97 | ||
98 | if (buffer[index++] != darcHeader->GetEndOfDarc()) | |
1ed3c5c2 | 99 | |
100 | AliError(Form("Wrong end of Darc word %x instead of %x\n", | |
101 | buffer[index-1], darcHeader->GetEndOfDarc())); | |
102 | ||
939ae4b2 | 103 | |
104 | // 4 words of global board input + Global board output | |
18d3ded7 | 105 | memcpy(darcHeader->GetGlobalInput(), &buffer[index], (kGlobalHeaderSize)*4); |
106 | index += kGlobalHeaderSize; | |
939ae4b2 | 107 | |
108 | if(scalerEvent) { | |
109 | // 10 Global scaler words | |
110 | memcpy(darcHeader->GetGlobalScalers(), &buffer[index], darcHeader->GetGlobalScalerLength()*4); | |
111 | index += darcHeader->GetGlobalScalerLength(); | |
112 | } | |
113 | ||
114 | if (buffer[index++] != darcHeader->GetEndOfGlobal()) | |
1ed3c5c2 | 115 | |
116 | AliError(Form("Wrong end of Global word %x instead of %x\n", | |
117 | buffer[index-1], darcHeader->GetEndOfGlobal())); | |
118 | ||
77a606e8 | 119 | |
939ae4b2 | 120 | // 8 regional boards |
121 | for (Int_t iReg = 0; iReg < fMaxReg; iReg++) { //loop over regeonal card | |
122 | ||
123 | memcpy(fRegHeader->GetHeader(), &buffer[index], kRegHeaderSize*4); | |
124 | index += kRegHeaderSize; | |
125 | ||
126 | fDDLTrigger->AddRegHeader(*fRegHeader); | |
127 | // 11 regional scaler word | |
128 | if(scalerEvent) { | |
129 | memcpy(fRegHeader->GetScalers(), &buffer[index], fRegHeader->GetScalerLength()*4); | |
130 | index += fRegHeader->GetScalerLength(); | |
131 | } | |
132 | ||
133 | if (buffer[index++] != fRegHeader->GetEndOfReg()) | |
1ed3c5c2 | 134 | |
135 | AliError(Form("Wrong end of Reg word %x instead of %x\n", | |
136 | buffer[index-1], fRegHeader->GetEndOfReg())); | |
137 | ||
939ae4b2 | 138 | |
139 | // 16 local cards per regional board | |
140 | for (Int_t iLoc = 0; iLoc < fMaxLoc; iLoc++) { //loop over local card | |
141 | ||
142 | Int_t dataSize = fLocalStruct->GetLength();; | |
143 | ||
144 | // 5 word trigger information | |
145 | memcpy(fLocalStruct->GetData(), &buffer[index], dataSize*4); | |
146 | index += dataSize; | |
147 | ||
148 | // 45 regional scaler word | |
149 | if(scalerEvent) { | |
150 | memcpy(fLocalStruct->GetScalers(), &buffer[index], fLocalStruct->GetScalerLength()*4); | |
151 | index += fLocalStruct->GetScalerLength(); | |
152 | } | |
153 | ||
154 | if (buffer[index++] != fLocalStruct->GetEndOfLocal()) | |
1ed3c5c2 | 155 | |
156 | AliError(Form("Wrong end of local word %x instead of %x\n", | |
157 | buffer[index-1], fLocalStruct->GetEndOfLocal())); | |
158 | ||
5a92f8e6 | 159 | // fill only if card notified |
160 | if (fLocalStruct->GetData(0) == fLocalStruct->GetDisableWord()) | |
161 | continue; | |
162 | ||
939ae4b2 | 163 | fDDLTrigger->AddLocStruct(*fLocalStruct, iReg); |
164 | ||
165 | } // local card loop | |
166 | ||
167 | } // regional card loop | |
168 | ||
169 | ||
170 | return kTRUE; | |
171 | } | |
172 | ||
173 | //______________________________________________________ | |
174 | void AliMUONPayloadTrigger::ResetDDL() | |
175 | { | |
00e86732 | 176 | /// reseting TClonesArray |
177 | /// after each DDL | |
178 | /// | |
939ae4b2 | 179 | AliMUONDarcHeader* darcHeader = fDDLTrigger->GetDarcHeader(); |
180 | darcHeader->GetRegHeaderArray()->Delete(); | |
181 | } | |
182 | ||
183 | //______________________________________________________ | |
184 | void AliMUONPayloadTrigger::SetMaxReg(Int_t reg) | |
185 | { | |
00e86732 | 186 | /// set regional card number |
939ae4b2 | 187 | if (reg > 8) reg = 8; |
188 | fMaxReg = reg; | |
189 | } | |
190 | ||
191 | //______________________________________________________ | |
192 | void AliMUONPayloadTrigger::SetMaxLoc(Int_t loc) | |
193 | { | |
00e86732 | 194 | /// set local card number |
939ae4b2 | 195 | if (loc > 16) loc = 16; |
196 | fMaxLoc = loc; | |
197 | } |