E800_IDX_OF_LFC
val = rd32(hw, E800_PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA(E800_IDX_OF_LFC));
val = rd32(hw, E800_PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER(E800_IDX_OF_LFC));