struct CADIAddr_t
{
public: // methods
    CADIAddr_t(CADIMemSpace_t space_par = 0,
               CADIAddrSimple_t addr_par = 0) :
        space(space_par),
        addr(addr_par)
    {
    }
    bool operator == (const CADIAddr_t &other) const
          { return (space == other.space) && (addr == other.addr); }
public: // data
    CADIMemSpace_t   space; 
    CADIAddrSimple_t addr; 
};

space

is the numeric designation of the memory space (uint32_t).

addr

is the actual memory address (uint64_t).