MSK_PORT_B
sc->msk_devs[MSK_PORT_B] = device_add_child(dev, "msk", -1);
if (sc->msk_devs[MSK_PORT_B] == NULL) {
mmd->port = MSK_PORT_B;
device_set_ivars(sc->msk_devs[MSK_PORT_B], mmd);
if (sc->msk_devs[MSK_PORT_B] != NULL) {
free(device_get_ivars(sc->msk_devs[MSK_PORT_B]),
device_delete_child(dev, sc->msk_devs[MSK_PORT_B]);
if ((status & Y2_HWE_L2_MASK) != 0 && sc->msk_if[MSK_PORT_B] != NULL)
msk_handle_hwerr(sc->msk_if[MSK_PORT_B], status >> 8);
rxput[MSK_PORT_A] = rxput[MSK_PORT_B] = 0;
if (sc->msk_if[MSK_PORT_B] != NULL)
msk_txeof(sc->msk_if[MSK_PORT_B],
if (rxput[MSK_PORT_B] > 0)
msk_rxput(sc->msk_if[MSK_PORT_B]);
sc_if1 = sc->msk_if[MSK_PORT_B];