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00001 #ifndef CSCSPTrailer_h 00002 #define CSCSPTrailer_h 00003 00004 class CSCSPTrailer { 00005 private: 00007 unsigned l1a_ : 8; 00008 unsigned word_count_low : 4; 00009 unsigned trailer_mark_1 : 4; // constant, should be 1111 = 0xF 00011 unsigned trailer_mark_2 : 4; // constant, should be 1111 = 0xF 00012 unsigned trailer_mark_3 : 3; // constant, should be 111 = 0x7 00013 unsigned l1a_fifo_full_ : 1; 00014 unsigned word_count_high: 4; 00015 unsigned trailer_mark_4 : 4; // constant, should be 1111 = 0xF 00017 unsigned month_ : 4; 00018 unsigned year_ : 4; 00019 unsigned bb_ : 1; // SP readout configuration year base (0 / 16) 00020 unsigned spare_1 : 1; 00021 unsigned spare_2 : 1; 00022 unsigned zero_1 : 1; 00023 unsigned trailer_mark_5 : 4; // constant, should be 1111 = 0xF 00025 unsigned core_configuraton : 12; 00026 unsigned trailer_mark_6 : 4; // constant, should be 1111 = 0xF 00028 unsigned day_ : 5; 00029 unsigned zero_2 : 7; 00030 unsigned trailer_mark_7 : 4; // constant, should be 1110 = 0xE 00032 unsigned board_id_ : 12; 00033 unsigned trailer_mark_8 : 4; // constant, should be 1110 = 0xE 00035 unsigned crc_low : 11; 00036 unsigned crc_low_parity : 1; 00037 unsigned trailer_mark_9 : 4; // constant, should be 1110 = 0xE 00039 unsigned crc_high : 11; 00040 unsigned crc_high_parity : 1; 00041 unsigned trailer_mark_10 : 4; // constant, should be 1110 = 0xE 00042 00043 friend class CSCTFPacker; 00044 00045 public: 00046 bool check(void) const throw() { 00047 return spare_1!=0 || spare_2!=0 || zero_1!=0 || zero_2!=0 || 00048 trailer_mark_1!=0xF || trailer_mark_2!=0xF || trailer_mark_3!=0x7 || trailer_mark_4!=0xF || trailer_mark_5!=0xF || trailer_mark_6!=0xF || 00049 trailer_mark_7!=0xE || trailer_mark_8!=0xE || trailer_mark_9!=0xE || trailer_mark_10!=0xE; 00050 } 00051 00052 unsigned int l1a_7bits (void) const throw() { return l1a_; } 00053 unsigned int l1a_queue_size(void) const throw() { return (word_count_high<<4)|word_count_low; } 00054 bool l1a_fifo_full (void) const throw() { return l1a_fifo_full_; } 00055 00056 unsigned int year (void) const throw() { return 2000+16*bb_+year_; } 00057 unsigned int month (void) const throw() { return month_; } 00058 unsigned int day (void) const throw() { return day_; } 00059 unsigned int configuration (void) const throw() { return core_configuraton; } 00060 00061 //unsigned int slot (void) const throw() { return board_id_&0x1F; } 00062 //unsigned int sector (void) const throw() { return (board_id_&0x700)>>8; } 00063 //unsigned int endcap (void) const throw() { return (board_id_&0x800)>>11; } 00064 00065 unsigned int board_id(void) const throw() { return board_id_; } 00066 00067 unsigned int crc (void) const throw() { return crc_low|(crc_high<<11); } 00068 00069 bool unpack(const unsigned short *&buf) throw() { memcpy(this, buf, 8*sizeof(short)); buf+=8; return check(); } 00070 00071 CSCSPTrailer(void){} 00072 }; 00073 00074 #endif
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