Typedef mux_ar_t

typedef struct packed {                                       
    mux_id_t              id;                                       
    addr_t            addr;                                     
    axi_pkg::len_t    len;                                      
    axi_pkg::size_t   size;                                     
    axi_pkg::burst_t  burst;                                    
    logic             lock;                                     
    axi_pkg::cache_t  cache;                                    
    axi_pkg::prot_t   prot;                                     
    axi_pkg::qos_t    qos;                                      
    axi_pkg::region_t region;                                   
    user_t            user;                                     
  } mux_ar_t;

AR channel after the multiplexer