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00001 // Authors Rick W and Alex T 9/24/94 00002 // 00003 #ifndef CSCDCCTrailer_h 00004 #define CSCDCCTrailer_h 00005 00006 #include <iostream> 00007 #include <string.h> // bzero 00008 #include "DataFormats/CSCDigi/interface/CSCDCCStatusDigi.h" 00009 00010 00014 struct CSCDCCTrailer { 00015 CSCDCCTrailer() 00016 { 00017 bzero(this, sizeInWords()*2); 00018 dcc_trail1 = 0xEF; 00019 EOE_1 = 0XA; 00020 XXXX_1 = 0X0; //@@ Actually a reserved bit. We should not test on it. 00021 } 00022 00023 CSCDCCTrailer(const CSCDCCStatusDigi & digi) 00024 { 00025 memcpy(this, digi.trailer(), sizeInWords()*2); 00026 } 00029 unsigned fifo_status : 8; 00030 unsigned ddu_data_status2 : 24; 00031 unsigned ddu_data_status1 : 16; 00032 unsigned readout_time : 8; 00033 unsigned dcc_trail1 : 8; 00034 00037 unsigned dollardollar : 1; 00038 unsigned Tx : 3; 00039 unsigned TTS : 4; 00040 unsigned Evt_stat : 4; 00041 unsigned XXXX_2 : 4; 00042 unsigned CRC : 16; 00043 unsigned Evt_lgth : 24; 00044 unsigned XXXX_1 : 4; 00045 unsigned EOE_1 : 4; 00046 00047 static unsigned sizeInWords() {return 8;} 00048 //@@ The XXXX_1 is a reserved bit in CMS format - we really should not be testing it 00049 bool check() const {return (dcc_trail1 == 0xEF) && (EOE_1 == 0XA) && (XXXX_1 == 0X0);} 00050 unsigned short * data() {return (unsigned short *) this;} 00051 00052 }; 00053 #endif
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