Typedef obi_a_chan_t

typedef struct packed {                                                               
    addr_t       addr;                                                                  
    logic        we;                                                                    
    strb_t       be;                                                                    
    data_t       wdata;                                                                 
    id_t         aid;                                                                   
    a_optional_t a_optional;                                                            
  } obi_a_chan_t;