RX_ETHHDR_LEN_S
#define RX_T6_ETHHDR_LEN_G(x) (((x) >> RX_ETHHDR_LEN_S) & RX_T6_ETHHDR_LEN_M)
#define RX_ETHHDR_LEN_V(x) ((x) << RX_ETHHDR_LEN_S)
#define RX_ETHHDR_LEN_G(x) (((x) >> RX_ETHHDR_LEN_S) & RX_ETHHDR_LEN_M)