TULIP_CMD_FULLDUPLEX
sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
sc->tulip_cmdmode &= ~(TULIP_CMD_FULLDUPLEX|TULIP_CMD_RXRUN);
sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX;
sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX|TULIP_CMD_TXTHRSHLDCTL;
sc->tulip_cmdmode &= ~(TULIP_CMD_FULLDUPLEX|TULIP_CMD_TXTHRSHLDCTL);
sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX|TULIP_CMD_PORTSELECT;
TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
|TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
|TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
|TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
|TULIP_CMD_FULLDUPLEX);
|TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
|TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX;
sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
sc->tulip_cmdmode &= ~(TULIP_CMD_RXRUN|TULIP_CMD_FULLDUPLEX);
sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX;
sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;