xe_phy_writereg
xe_phy_writereg(scp, PHY_BMCR, bmcr);
xe_phy_writereg(scp, PHY_ANAR, anar);
xe_phy_writereg(scp, PHY_BMCR, bmcr);
xe_phy_writereg(scp, PHY_BMCR, PHY_BMCR_SPEEDSEL);
xe_phy_writereg(scp, PHY_BMCR, 0x0000);
xe_phy_writereg(scp, PHY_BMCR, PHY_BMCR_SPEEDSEL);
xe_phy_writereg(scp, PHY_BMCR, 0x0000);
xe_phy_writereg(scp, PHY_BMCR, PHY_BMCR_SPEEDSEL);
xe_phy_writereg(scp, PHY_BMCR, 0x0000);
xe_phy_writereg(scp, PHY_BMCR, PHY_BMCR_RESET);
static void xe_phy_writereg (struct xe_softc *scp, u_int16_t reg, u_int16_t data);