typedef struct packed {
                       logic        TEST1;
                       logic        RME;
                       logic [3:0]  RM;

                       logic        LS;
                       logic        DS;
                       logic        SD;
                       logic        TEST_RNM;
                       logic        BC1;
                       logic        BC2;
                      } ccm_ext_in_pkt_t;

typedef struct packed {
                       logic        TEST1;
                       logic        RME;
                       logic [3:0]  RM;
                       logic        LS;
                       logic        DS;
                       logic        SD;
                       logic        TEST_RNM;
                       logic        BC1;
                       logic        BC2;
                      } dccm_ext_in_pkt_t;


typedef struct packed {
                       logic        TEST1;
                       logic        RME;
                       logic [3:0]  RM;
                       logic        LS;
                       logic        DS;
                       logic        SD;
                       logic        TEST_RNM;
                       logic        BC1;
                       logic        BC2;
                      } ic_data_ext_in_pkt_t;


typedef struct packed {
                       logic        TEST1;
                       logic        RME;
                       logic [3:0]  RM;
                       logic        LS;
                       logic        DS;
                       logic        SD;
                       logic        TEST_RNM;
                       logic        BC1;
                       logic        BC2;
                      } ic_tag_ext_in_pkt_t;