CmmSubBlock.h

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/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef TRIGT1CALOBYTESTREAM_CMMSUBBLOCK_H
#define TRIGT1CALOBYTESTREAM_CMMSUBBLOCK_H
 
#include <stdint.h>
 
#include "L1CaloSubBlock.h"
 
namespace LVL1BS {

 
class CmmSubBlock : public L1CaloSubBlock {
 
 public:
   enum CmmFirmwareCode { CMM_CP = 0, CMM_JET = 1, CMM_ENERGY = 2,
                          CMM_UNKNOWN = 3 };
   enum CmmSummingCode  { CRATE = 0, SYSTEM = 1 };
   enum CmmPositions    { LEFT = 0, RIGHT = 1 };
 
   CmmSubBlock();
   ~CmmSubBlock();

   void setCmmHeader(int version, int format, int slice, int crate,
                     int summing, int firmware, int position, int timeslices);
 
   //   Return CMM specific header data
   int cmmSumming()  const;
   int cmmFirmware() const;
   int cmmPosition() const;
   int timeslices()  const;

   static CmmFirmwareCode cmmType(uint32_t word);
   static bool cmmBlock(uint32_t word);
 
 private:
   static const int      s_wordIdVal        = 0xe;
   //  CMM fields packed in module field
   static const int      s_cmmSummingBit    = 3;
   static const int      s_cmmFirmwareBit   = 1;
   static const int      s_cmmPositionBit   = 0;
   static const uint32_t s_cmmSummingMask   = 0x1;
   static const uint32_t s_cmmFirmwareMask  = 0x3;
   static const uint32_t s_cmmPositionMask  = 0x1;
   static const int      s_glinkBitsPerSlice = 35;
 
};
 
inline int CmmSubBlock::cmmSumming() const
{
  return (module() >> s_cmmSummingBit) & s_cmmSummingMask;
}
 
inline int CmmSubBlock::cmmFirmware() const
{
  return (module() >> s_cmmFirmwareBit) & s_cmmFirmwareMask;
}
 
inline int CmmSubBlock::cmmPosition() const
{
  return (module() >> s_cmmPositionBit) & s_cmmPositionMask;
}
 
} // end namespace
 
#endif