/data/refman/pasoursint/CMSSW_5_3_3/src/EventFilter/FEDInterface/interface/GlobalEventNumber.h

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#ifndef EVF_FEDINTERFACE_GLOBALEVENTNUMBER_H
#define EVF_FEDINTERFACE_GLOBALEVENTNUMBER_H


#include <stddef.h>
#include "interface/shared/fed_header.h" // from xdaq

#include "EventFilter/FEDInterface/interface/FEDConstants.h"

namespace evf{
  namespace evtn{

      const unsigned int DAQ_TOTTRG_OFFSET = 2; //offset in 32-bit words
      const unsigned int DAQ_BOARDID_OFFSET = 1;
      const unsigned int DAQ_BOARDID_MASK = 0xffff0000;
      const unsigned int DAQ_BOARDID_SHIFT = 24;
      const unsigned int DAQ_BOARDID_VALUE = 0x11;

      enum EvmRecordScheme {
        BST32_3BX = 34 * SLINK_WORD_SIZE, 
        BST32_5BX = 48 * SLINK_WORD_SIZE,
        BST52_3BX = 37 * SLINK_WORD_SIZE,
        BST52_5BX = 51 * SLINK_WORD_SIZE
      }; // EvmRecordsize

      const unsigned int EVM_BOARDID_OFFSET = 1;
      const unsigned int EVM_BOARDID_MASK = 0xffff0000;
      const unsigned int EVM_BOARDID_SHIFT = 24;
      const unsigned int EVM_BOARDID_VALUE = 0x11;

      const unsigned int EVM_GTFE_BLOCK_V0000 = 6; //size in 64-bit words
      const unsigned int EVM_GTFE_BLOCK_V0011 = 9; //size in 64-bit words, new format, not yet in effect
      const unsigned int EVM_GTFE_BSTGPS_OFFSET = 4; //offset in 32-bit words

      const unsigned int EVM_TCS_BLOCK = 5; //size in 64-bit words
      const unsigned int EVM_TCS_TRIGNR_OFFSET  = 5; //offset in 32-bit words
      const unsigned int EVM_TCS_LSBLNR_OFFSET  = 0; //offset in 32-bit words
      const unsigned int EVM_TCS_ORBTNR_OFFSET  = 6; //offset in 32-bit words
      const unsigned int EVM_TCS_LSBLNR_MASK    = 0x0000ffff; // 16 LSB
      const unsigned int EVM_TCS_EVNTYP_MASK    = 0x00f00000; // 4 bits
      const unsigned int EVM_TCS_EVNTYP_SHIFT   = 20; 
      const unsigned int EVM_TCS_BCNRIN_MASK    = 0x00000fff; // 12 LSB

      const unsigned int EVM_FDL_BLOCK = 7; //size in 64-bit words
      const unsigned int EVM_FDL_BCNRIN_OFFSET  = 1; //offset in 32-bit words
      const unsigned int EVM_FDL_TECTRG_OFFSET  = 2; //offset in 32-bit words
      const unsigned int EVM_FDL_ALGOB1_OFFSET  = 4; //offset in 32-bit words
      const unsigned int EVM_FDL_ALGOB2_OFFSET  = 6; //offset in 32-bit words
      const unsigned int EVM_FDL_PSCVSN_OFFSET  = 11; //offset in 32-bit words



      const unsigned int GTPE_BOARDID_OFFSET = 16;
      const unsigned int GTPE_BOARDID_MASK = 0x000000ff;
      const unsigned int GTPE_BOARDID_SHIFT = 0;
      const unsigned int GTPE_BOARDID_VALUE = 0x1;
      const unsigned int GTPE_TRIGNR_OFFSET  = 14; //offset in 32-bit words
      const unsigned int GTPE_ORBTNR_OFFSET  = 18; //offset in 32-bit words
      const unsigned int GTPE_BCNRIN_OFFSET  = 3; //offset in 32-bit words
      const unsigned int GTPE_BCNRIN_MASK    = 0x00000fff; // 12 LSB

      unsigned int offset(bool);
      inline bool daq_board_sense(const unsigned char *p)
        {
          return (*(unsigned int*)(p + sizeof(fedh_t) + DAQ_BOARDID_OFFSET * SLINK_WORD_SIZE / 2) >> DAQ_BOARDID_SHIFT) == DAQ_BOARDID_VALUE;
        }
      bool evm_board_sense(const unsigned char *p, size_t size);
      void evm_board_setformat(size_t size);

      inline bool gtpe_board_sense(const unsigned char *p)
        {
          return (*(unsigned int*)(p + GTPE_BOARDID_OFFSET * SLINK_WORD_SIZE / 2) >> GTPE_BOARDID_SHIFT) != 0;
        }
      unsigned int get(const unsigned char *, bool);
      unsigned int gtpe_get(const unsigned char *);
      unsigned int getlbn(const unsigned char *);
      unsigned int gtpe_getlbn(const unsigned char *);
      unsigned int getgpslow(const unsigned char *);
      unsigned int getgpshigh(const unsigned char *);
      unsigned int getorbit(const unsigned char *);
      unsigned int getevtyp(const unsigned char *);
      unsigned int gtpe_getorbit(const unsigned char *);
      unsigned int getfdlbx(const unsigned char *);
      unsigned int gtpe_getbx(const unsigned char *);
      unsigned int getfdlpsc(const unsigned char *);
      unsigned long long getfdlttr(const unsigned char *);
      unsigned long long getfdlta1(const unsigned char *);
      unsigned long long getfdlta2(const unsigned char *);
  }
}
#endif