SMI_PHY_DATA_REG
e6000sw_writereg(sc, REG_GLOBAL2, SMI_PHY_DATA_REG, devreg);
reg = e6000sw_readreg(sc, REG_GLOBAL2, SMI_PHY_DATA_REG);
e6000sw_writereg(sc, REG_GLOBAL2, SMI_PHY_DATA_REG, devreg);
e6000sw_writereg(sc, REG_GLOBAL2, SMI_PHY_DATA_REG, devreg);
val = e6000sw_readreg(sc, REG_GLOBAL2, SMI_PHY_DATA_REG);
e6000sw_writereg(sc, REG_GLOBAL2, SMI_PHY_DATA_REG,