ENETC_PSIPMAR1
ENETC_PSIPMAR1(0), ENETC_PTXMBAR, ENETC_PCAPR0, ENETC_PCAPR1,
u16 lower = __raw_readw(hw->port + ENETC_PSIPMAR1(si));
__raw_writew(lower, hw->port + ENETC_PSIPMAR1(si));