CmxSubBlock.h

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/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef TRIGT1CALOBYTESTREAM_CMXSUBBLOCK_H
#define TRIGT1CALOBYTESTREAM_CMXSUBBLOCK_H
 
#include <stdint.h>
 
#include "L1CaloSubBlock.h"
 
namespace LVL1BS {

 
class CmxSubBlock : public L1CaloSubBlock {
 
 public:
   enum CmxFirmwareCode { CMX_CP = 0, CMX_JET = 1, CMX_ENERGY = 2,        // <<== CHECK
                          CMX_UNKNOWN = 3 };
   enum CmxSummingCode  { CRATE = 0, SYSTEM = 1 };
   enum CmxPositions    { LEFT = 0, RIGHT = 1 };
 
   CmxSubBlock();
   ~CmxSubBlock();

   void setCmxHeader(int version, int format, int slice, int crate,
                     int summing, int firmware, int position, int timeslices);
 
   //   Return CMX specific header data
   int cmxSumming()  const;
   int cmxFirmware() const;
   int cmxPosition() const;
   int timeslices()  const;

   static CmxFirmwareCode cmxType(uint32_t word);
   static bool cmxBlock(uint32_t word);
 
 private:
   static const int      s_wordIdVal        = 0xe;
   //  CMX fields packed in module field
   static const int      s_cmxSummingBit    = 3;
   static const int      s_cmxFirmwareBit   = 1;
   static const int      s_cmxPositionBit   = 0;
   static const uint32_t s_cmxSummingMask   = 0x1;
   static const uint32_t s_cmxFirmwareMask  = 0x3;
   static const uint32_t s_cmxPositionMask  = 0x1;
   static const int      s_glinkBitsPerSlice = 97;
 
};
 
inline int CmxSubBlock::cmxSumming() const
{
  return (module() >> s_cmxSummingBit) & s_cmxSummingMask;
}
 
inline int CmxSubBlock::cmxFirmware() const
{
  return (module() >> s_cmxFirmwareBit) & s_cmxFirmwareMask;
}
 
inline int CmxSubBlock::cmxPosition() const
{
  return (module() >> s_cmxPositionBit) & s_cmxPositionMask;
}
 
} // end namespace
 
#endif