1/* $NetBSD: exphy.c,v 1.16 1999/04/23 04:24:32 thorpej Exp $ */ 2 3/*- 4 * Copyright (c) 1998, 1999 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, --- 41 unchanged lines hidden (view full) --- 50 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 51 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 52 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 53 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 54 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 55 */ 56 57#include <sys/cdefs.h> |
58__FBSDID("$FreeBSD: head/sys/dev/mii/exphy.c 221407 2011-05-03 19:51:29Z marius $"); |
59 60/* 61 * driver for 3Com internal PHYs 62 */ 63 64#include <sys/param.h> 65#include <sys/systm.h> 66#include <sys/kernel.h> --- 39 unchanged lines hidden (view full) --- 106 * Some 3Com internal PHYs report zero for OUI and model, others use 107 * actual values. 108 * Note that the 3Com internal PHYs having OUI 0x105a and model 0 are 109 * handled fine by ukphy(4); they can be isolated and don't require 110 * special treatment after reset. 111 */ 112static const struct mii_phydesc exphys[] = { 113 { 0, 0, "3Com internal media interface" }, |
114 MII_PHY_DESC(xxBROADCOM, 3C905C), |
115 MII_PHY_END 116}; |
117 118static const struct mii_phy_funcs exphy_funcs = { 119 exphy_service, 120 ukphy_status, 121 exphy_reset 122}; 123 |
124static int 125exphy_probe(device_t dev) 126{ 127 128 if (strcmp(device_get_name(device_get_parent(device_get_parent(dev))), 129 "xl") == 0) 130 return (mii_phy_dev_probe(dev, exphys, BUS_PROBE_DEFAULT)); 131 return (ENXIO); 132} 133 134static int 135exphy_attach(device_t dev) 136{ |
137 |
138 /* 139 * The 3Com PHY can never be isolated. 140 */ |
141 mii_phy_dev_attach(dev, MIIF_NOISOLATE | MIIF_NOMANPAUSE, 142 &exphy_funcs, 1); |
143 return (0); 144} 145 146static int 147exphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd) 148{ 149 150 switch (cmd) { --- 20 unchanged lines hidden (view full) --- 171 /* 172 * The 3Com PHY's autonegotiation doesn't need to be 173 * kicked; it continues in the background. 174 */ 175 break; 176 } 177 178 /* Update the media status. */ |
179 PHY_STATUS(sc); |
180 181 /* Callback if something changed. */ 182 mii_phy_update(sc, cmd); 183 return (0); 184} 185 186static void 187exphy_reset(struct mii_softc *sc) 188{ 189 190 mii_phy_reset(sc); 191 192 /* 193 * XXX 3Com PHY doesn't set the BMCR properly after 194 * XXX reset, which breaks autonegotiation. 195 */ 196 PHY_WRITE(sc, MII_BMCR, BMCR_S100|BMCR_AUTOEN|BMCR_FDX); 197} |