MVXPE_MRU
reg = MVXPE_PRXSNP_SNOOPNOOFBYTES(MVXPE_MRU);
reg |= MVXPE_PRXSNP_L2DEPOSITNOOFBYTES(MVXPE_MRU);
reg |= MVXPE_PMACC0_FRAMESIZELIMIT(MVXPE_MRU);
#define MVXPE_MTU MVXPE_MRU /* Max Transmit Unit */
#define MVXPE_LPI_TS (MVXPE_MRU * 8 / 1000) /* [us] */
#define MVXPE_LPI_TW (MVXPE_MRU * 8 / 1000) /* [us] */
#define MVXPE_LPI_LI (MVXPE_MRU * 8 / 1000) /* [us] */