int
nsgphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
{
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int reg;
if ((sc->mii_dev.dv_flags & DVF_ACTIVE) == 0)
return (ENXIO);
switch (cmd) {
case MII_POLLSTAT:
/*
* If we're not polling our PHY instance, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
break;
case MII_MEDIACHG:
/*
* If the media indicates a different PHY instance,
* isolate ourselves.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst) {
reg = PHY_READ(sc, MII_BMCR);
PHY_WRITE(sc, MII_BMCR, reg | BMCR_ISO);
return (0);
}
/*
* If the interface is not up, don't do anything.
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
break;
mii_phy_setmedia(sc);
break;
case MII_TICK:
/*
* If we're not currently selected, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
if (mii_phy_tick(sc) == EJUSTRETURN)
return (0);
break;
case MII_DOWN:
mii_phy_down(sc);
return (0);
}
/* Update the media status. */
mii_phy_status(sc);
/* Callback if something changed. */
mii_phy_update(sc, cmd);
return (0);
}
int
rlphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
{
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
/*
* Can't isolate the RTL8139 phy, so it has to be the only one.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
panic("rlphy_service: attempt to isolate phy");
switch (cmd) {
case MII_POLLSTAT:
break;
case MII_MEDIACHG:
/*
* If the interface is not up, don't do anything.
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
break;
mii_phy_setmedia(sc);
break;
case MII_TICK:
/*
* Is the interface even up?
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
return (0);
/*
* Only used for autonegotiation.
*/
if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO)
break;
/*
* The RealTek PHY's autonegotiation doesn't need to be
* kicked; it continues in the background.
*/
break;
case MII_DOWN:
mii_phy_down(sc);
return (0);
}
/* Update the media status. */
mii_phy_status(sc);
/* Callback if something changed. */
mii_phy_update(sc, cmd);
return (0);
}
int
mii_phy_detach(device_t dev)
{
struct mii_softc *sc;
sc = device_get_softc(dev);
mii_phy_down(sc);
sc->mii_dev = NULL;
LIST_REMOVE(sc, mii_list);
return (0);
}
int
exphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
{
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
if ((sc->mii_dev.dv_flags & DVF_ACTIVE) == 0)
return (ENXIO);
/*
* We can't isolate the 3Com PHY, so it has to be the only one!
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
panic("exphy_service: can't isolate 3Com PHY");
switch (cmd) {
case MII_POLLSTAT:
break;
case MII_MEDIACHG:
/*
* If the interface is not up, don't do anything.
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
break;
mii_phy_setmedia(sc);
break;
case MII_TICK:
if (mii_phy_tick(sc) == EJUSTRETURN)
return (0);
break;
case MII_DOWN:
mii_phy_down(sc);
return (0);
}
/* Update the media status. */
mii_phy_status(sc);
/* Callback if something changed. */
mii_phy_update(sc, cmd);
return (0);
}
static int
igphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
{
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
uint16_t reg;
switch (cmd) {
case MII_POLLSTAT:
/*
* If we're not polling our PHY instance, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
break;
case MII_MEDIACHG:
/*
* If the media indicates a different PHY instance,
* isolate ourselves.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst) {
reg = PHY_READ(sc, MII_BMCR);
PHY_WRITE(sc, MII_BMCR, reg | BMCR_ISO);
return (0);
}
/*
* If the interface is not up, don't do anything.
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
break;
reg = PHY_READ(sc, MII_IGPHY_PORT_CTRL);
if (IFM_SUBTYPE(ife->ifm_media) == IFM_AUTO) {
reg |= PSCR_AUTO_MDIX;
reg &= ~PSCR_FORCE_MDI_MDIX;
PHY_WRITE(sc, MII_IGPHY_PORT_CTRL, reg);
} else {
reg &= ~(PSCR_AUTO_MDIX | PSCR_FORCE_MDI_MDIX);
PHY_WRITE(sc, MII_IGPHY_PORT_CTRL, reg);
}
mii_phy_setmedia(sc);
break;
case MII_TICK:
/*
* If we're not currently selected, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
igphy_smartspeed_workaround(sc);
if (mii_phy_tick(sc) == EJUSTRETURN)
return (0);
break;
case MII_DOWN:
mii_phy_down(sc);
return (0);
}
/* Update the media status. */
mii_phy_status(sc);
/* Callback if something changed. */
mii_phy_update(sc, cmd);
return (0);
}
static int
makphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
{
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int reg;
switch (cmd) {
case MII_POLLSTAT:
/*
* If we're not polling our PHY instance, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
break;
case MII_MEDIACHG:
/*
* If the media indicates a different PHY instance,
* isolate ourselves.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst) {
reg = PHY_READ(sc, MII_BMCR);
PHY_WRITE(sc, MII_BMCR, reg | BMCR_ISO);
return (0);
}
/*
* If the interface is not up, don't do anything.
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
break;
mii_phy_setmedia(sc);
if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO) {
/*
* when not in auto mode, we need to restart nego
* anyway, or a switch from a fixed mode to another
* fixed mode may not be seen by the switch.
*/
PHY_WRITE(sc, MII_BMCR,
PHY_READ(sc, MII_BMCR) | BMCR_STARTNEG);
}
break;
case MII_TICK:
/*
* If we're not currently selected, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
if (mii_phy_tick(sc) == EJUSTRETURN)
return (0);
break;
case MII_DOWN:
mii_phy_down(sc);
return (0);
}
/* Update the media status. */
mii_phy_status(sc);
/* Callback if something changed. */
mii_phy_update(sc, cmd);
return (0);
}
static int
ihphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
{
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int reg;
switch (cmd) {
case MII_POLLSTAT:
/*
* If we're not polling our PHY instance, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return 0;
break;
case MII_MEDIACHG:
/*
* If the media indicates a different PHY instance,
* isolate ourselves.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst) {
reg = PHY_READ(sc, MII_BMCR);
PHY_WRITE(sc, MII_BMCR, reg | BMCR_ISO);
return 0;
}
/*
* If the interface is not up, don't do anything.
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
break;
/*
* If media is deselected, disable link (standby).
*/
reg = PHY_READ(sc, IHPHY_MII_ECR);
if (IFM_SUBTYPE(ife->ifm_media) == IFM_NONE)
reg &= ~IHPHY_ECR_LNK_EN;
else
reg |= IHPHY_ECR_LNK_EN;
PHY_WRITE(sc, IHPHY_MII_ECR, reg);
/*
* XXX Adjust MDI/MDIX configuration? Other settings?
*/
mii_phy_setmedia(sc);
break;
case MII_TICK:
/*
* If we're not currently selected, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return 0;
if (mii_phy_tick(sc) == EJUSTRETURN)
return 0;
break;
case MII_DOWN:
mii_phy_down(sc);
PHY_WRITE(sc, MII_BMCR, BMCR_PDOWN);
return 0;
}
/* Update the media status. */
mii_phy_status(sc);
/* Callback if something changed. */
mii_phy_update(sc, cmd);
return 0;
}
int
urlphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
{
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int reg;
DPRINTF(("%s: %s: enter\n", sc->mii_dev.dv_xname, __func__));
if ((sc->mii_dev.dv_flags & DVF_ACTIVE) == 0)
return (ENXIO);
switch (cmd) {
case MII_POLLSTAT:
/*
* If we're not polling our PHY instance, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
break;
case MII_MEDIACHG:
/*
* If we're not currently selected, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
/* If the interface is not up, don't do anything. */
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
break;
mii_phy_setmedia(sc);
break;
case MII_TICK:
/*
* If we're not currently selected, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
/* Just bail now if the interface is down. */
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
return (0);
/*
* If we're not doing autonegotiation, we don't need to do
* any extra work here. However, we need to check the link
* status so we can generate an announcement if the status
* changes.
*/
if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO)
return (0);
/* Read the status register twice; MSR_LINK is latch-low. */
reg = PHY_READ(sc, URLPHY_MSR) | PHY_READ(sc, URLPHY_MSR);
if (reg & URLPHY_MSR_LINK) {
sc->mii_ticks = 0;
break;
}
/*
* Only retry autonegotiation every mii_anegticks seconds.
*/
if (++sc->mii_ticks <= sc->mii_anegticks)
return (0);
sc->mii_ticks = 0;
PHY_RESET(sc);
if (mii_phy_auto(sc, 0) == EJUSTRETURN)
return (0);
break;
case MII_DOWN:
mii_phy_down(sc);
return (0);
}
/* Update the media status. */
mii_phy_status(sc);
/* Callback if something changed. */
mii_phy_update(sc, cmd);
return (0);
}
static int
tlphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
{
struct tlphy_softc *tsc = (struct tlphy_softc *)sc;
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int reg;
if ((sc->mii_flags & MIIF_DOINGAUTO) == 0 && tsc->sc_need_acomp)
tlphy_acomp(tsc);
switch (cmd) {
case MII_POLLSTAT:
/*
* If we're not polling our PHY instance, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
break;
case MII_MEDIACHG:
/*
* If the media indicates a different PHY instance,
* isolate ourselves.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst) {
reg = PHY_READ(sc, MII_BMCR);
PHY_WRITE(sc, MII_BMCR, reg | BMCR_ISO);
return (0);
}
/*
* If the interface is not up, don't do anything.
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
break;
switch (IFM_SUBTYPE(ife->ifm_media)) {
case IFM_AUTO:
/*
* The ThunderLAN PHY doesn't self-configure after
* an autonegotiation cycle, so there's no such
* thing as "already in auto mode".
*/
(void) tlphy_auto(tsc, 1);
break;
case IFM_10_2:
case IFM_10_5:
PHY_WRITE(sc, MII_BMCR, 0);
PHY_WRITE(sc, MII_TLPHY_CTRL, CTRL_AUISEL);
delay(100000);
break;
default:
PHY_WRITE(sc, MII_TLPHY_CTRL, 0);
delay(100000);
mii_phy_setmedia(sc);
}
break;
case MII_TICK:
/*
* If we're not currently selected, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
/*
* Only used for autonegotiation.
*/
if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO)
return (0);
/*
* Is the interface even up?
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
return (0);
/*
* XXX WHAT ABOUT CHECKING LINK ON THE BNC/AUI?!
*/
if (mii_phy_tick(sc) == EJUSTRETURN)
return (0);
break;
case MII_DOWN:
mii_phy_down(sc);
return (0);
}
/* Update the media status. */
mii_phy_status(sc);
/* Callback if something changed. */
mii_phy_update(sc, cmd);
return (0);
}
static int
urlphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
{
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int reg;
DPRINTF(("%s: %s: enter\n", device_xname(sc->mii_dev), __func__));
switch (cmd) {
case MII_POLLSTAT:
/*
* If we're not polling our PHY instance, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
break;
case MII_MEDIACHG:
/*
* If we're not currently selected, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
/* If the interface is not up, don't do anything. */
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
break;
mii_phy_setmedia(sc);
break;
case MII_TICK:
/*
* If we're not currently selected, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
/* Just bail now if the interface is down. */
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
return (0);
/*
* If we're not doing autonegotiation, we don't need to do
* any extra work here. However, we need to check the link
* status so we can generate an announcement if the status
* changes.
*/
if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO)
break;
/* Read the status register twice; MSR_LINK is latch-low. */
reg = PHY_READ(sc, URLPHY_MSR) | PHY_READ(sc, URLPHY_MSR);
if (reg & URLPHY_MSR_LINK) {
/*
* Reset autonegotiation timer to 0 in case the link
* goes down in the next tick.
*/
sc->mii_ticks = 0;
/* See above. */
break;
}
/*
* mii_ticks == 0 means it's the first tick after changing the
* media or the link became down since the last tick (see
* above), so break to update the status.
*/
if (sc->mii_ticks++ == 0)
break;
/*
* Only retry autonegotiation every N seconds.
*/
KASSERT(sc->mii_anegticks != 0);
if (sc->mii_ticks <= sc->mii_anegticks)
return (0);
PHY_RESET(sc);
if (mii_phy_auto(sc, 0) == EJUSTRETURN)
return (0);
break;
case MII_DOWN:
mii_phy_down(sc);
return (0);
}
/* Update the media status. */
mii_phy_status(sc);
/* Callback if something changed. */
mii_phy_update(sc, cmd);
return (0);
}
int
eephy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
{
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int bmcr;
if ((sc->mii_dev.dv_flags & DVF_ACTIVE) == 0)
return (ENXIO);
switch (cmd) {
case MII_POLLSTAT:
/*
* If we're not polling our PHY instance, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
break;
case MII_MEDIACHG:
/*
* If the media indicates a different PHY instance,
* isolate ourselves.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst) {
bmcr = PHY_READ(sc, E1000_CR);
PHY_WRITE(sc, E1000_CR, bmcr | E1000_CR_ISOLATE);
return (0);
}
/*
* If the interface is not up, don't do anything.
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
break;
mii_phy_setmedia(sc);
/*
* If autonegitation is not enabled, we need a
* software reset for the settings to take effect.
*/
if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO) {
bmcr = PHY_READ(sc, E1000_CR);
PHY_WRITE(sc, E1000_CR, bmcr | E1000_CR_RESET);
}
break;
case MII_TICK:
/*
* If we're not currently selected, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
if (mii_phy_tick(sc) == EJUSTRETURN)
return (0);
break;
case MII_DOWN:
mii_phy_down(sc);
return (0);
}
/* Update the media status. */
mii_phy_status(sc);
/* Callback if something changed. */
mii_phy_update(sc, cmd);
return (0);
}
static int
brgphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
{
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int reg, speed, gig;
switch (cmd) {
case MII_POLLSTAT:
/*
* If we're not polling our PHY instance, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
break;
case MII_MEDIACHG:
/*
* If the media indicates a different PHY instance,
* isolate ourselves.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst) {
reg = PHY_READ(sc, MII_BMCR);
PHY_WRITE(sc, MII_BMCR, reg | BMCR_ISO);
return (0);
}
/*
* If the interface is not up, don't do anything.
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
break;
PHY_RESET(sc); /* XXX hardware bug work-around */
switch (IFM_SUBTYPE(ife->ifm_media)) {
case IFM_AUTO:
(void) brgphy_mii_phy_auto(sc);
break;
case IFM_1000_T:
speed = BMCR_S1000;
goto setit;
case IFM_100_TX:
speed = BMCR_S100;
goto setit;
case IFM_10_T:
speed = BMCR_S10;
setit:
brgphy_loop(sc);
if ((ife->ifm_media & IFM_GMASK) == IFM_FDX) {
speed |= BMCR_FDX;
gig = GTCR_ADV_1000TFDX;
} else {
gig = GTCR_ADV_1000THDX;
}
PHY_WRITE(sc, MII_100T2CR, 0);
PHY_WRITE(sc, MII_ANAR, ANAR_CSMA);
PHY_WRITE(sc, MII_BMCR, speed);
if (IFM_SUBTYPE(ife->ifm_media) != IFM_1000_T)
break;
PHY_WRITE(sc, MII_100T2CR, gig);
PHY_WRITE(sc, MII_BMCR,
speed | BMCR_AUTOEN | BMCR_STARTNEG);
if ((sc->mii_mpd_oui != MII_OUI_BROADCOM)
|| (sc->mii_mpd_model != MII_MODEL_BROADCOM_BCM5701))
break;
if (mii->mii_media.ifm_media & IFM_ETH_MASTER)
gig |= GTCR_MAN_MS | GTCR_ADV_MS;
PHY_WRITE(sc, MII_100T2CR, gig);
break;
default:
return (EINVAL);
}
break;
case MII_TICK:
/*
* If we're not currently selected, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
/*
* Is the interface even up?
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
return 0;
/*
* Only used for autonegotiation.
*/
if ((IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO) &&
(IFM_SUBTYPE(ife->ifm_media) != IFM_1000_T)) {
sc->mii_ticks = 0;
break;
}
/*
* Check for link.
* Read the status register twice; BMSR_LINK is latch-low.
*/
reg = PHY_READ(sc, MII_BMSR) | PHY_READ(sc, MII_BMSR);
if (reg & BMSR_LINK) {
sc->mii_ticks = 0;
break;
}
/*
* mii_ticks == 0 means it's the first tick after changing the
* media or the link became down since the last tick
* (see above), so break to update the status.
*/
if (sc->mii_ticks++ == 0)
break;
/*
* Only retry autonegotiation every mii_anegticks seconds.
*/
KASSERT(sc->mii_anegticks != 0);
if (sc->mii_ticks <= sc->mii_anegticks)
break;
brgphy_mii_phy_auto(sc);
break;
case MII_DOWN:
mii_phy_down(sc);
return (0);
}
/* Update the media status. */
mii_phy_status(sc);
/*
* Callback if something changed. Note that we need to poke the DSP on
* the Broadcom PHYs if the media changes.
*/
if (sc->mii_media_active != mii->mii_media_active ||
sc->mii_media_status != mii->mii_media_status ||
cmd == MII_MEDIACHG) {
switch (sc->mii_mpd_oui) {
case MII_OUI_BROADCOM:
switch (sc->mii_mpd_model) {
case MII_MODEL_BROADCOM_BCM5400:
brgphy_bcm5401_dspcode(sc);
break;
case MII_MODEL_BROADCOM_BCM5401:
if (sc->mii_mpd_rev == 1 || sc->mii_mpd_rev == 3)
brgphy_bcm5401_dspcode(sc);
break;
case MII_MODEL_BROADCOM_BCM5411:
brgphy_bcm5411_dspcode(sc);
break;
}
break;
}
}
/* Callback if something changed. */
mii_phy_update(sc, cmd);
return (0);
}
static int
nsphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
{
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int reg;
switch (cmd) {
case MII_POLLSTAT:
/*
* If we're not polling our PHY instance, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
break;
case MII_MEDIACHG:
/*
* If the media indicates a different PHY instance,
* isolate ourselves.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst) {
reg = PHY_READ(sc, MII_BMCR);
PHY_WRITE(sc, MII_BMCR, reg | BMCR_ISO);
return (0);
}
/*
* If the interface is not up, don't do anything.
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
break;
reg = PHY_READ(sc, MII_NSPHY_PCR);
/*
* Set up the PCR to use LED4 to indicate full-duplex
* in both 10baseT and 100baseTX modes.
*/
reg |= PCR_LED4MODE;
/*
* Make sure Carrier Integrity Monitor function is
* disabled (normal for Node operation, but sometimes
* it's not set?!)
*/
reg |= PCR_CIMDIS;
/*
* Make sure "force link good" is set to normal mode.
* It's only intended for debugging.
*/
reg |= PCR_FLINK100;
/*
* Mystery bits which are supposedly `reserved',
* but we seem to need to set them when the PHY
* is connected to some interfaces:
*
* 0x0400 is needed for fxp
* (Intel EtherExpress Pro 10+/100B, 82557 chip)
* (nsphy with a DP83840 chip)
* 0x0100 may be needed for some other card
*/
reg |= 0x0100 | 0x0400;
PHY_WRITE(sc, MII_NSPHY_PCR, reg);
mii_phy_setmedia(sc);
break;
case MII_TICK:
/*
* If we're not currently selected, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
if (mii_phy_tick(sc) == EJUSTRETURN)
return (0);
break;
case MII_DOWN:
mii_phy_down(sc);
return (0);
}
/* Update the media status. */
mii_phy_status(sc);
/* Callback if something changed. */
mii_phy_update(sc, cmd);
return (0);
}
int
mlphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
{
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
struct mii_softc *other = NULL;
struct mlphy_softc *msc = (struct mlphy_softc *)sc;
int other_inst, reg;
LIST_FOREACH(other, &mii->mii_phys, mii_list)
if (other != sc)
break;
if ((sc->mii_dev.dv_flags & DVF_ACTIVE) == 0)
return (ENXIO);
switch (cmd) {
case MII_POLLSTAT:
/*
* If we're not polling our PHY instance, just return.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
break;
case MII_MEDIACHG:
/*
* If the interface is not up, don't do anything.
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
break;
switch (IFM_SUBTYPE(ife->ifm_media)) {
case IFM_AUTO:
msc->ml_state = ML_STATE_AUTO_SELF;
if (other != NULL) {
mii_phy_reset(other);
PHY_WRITE(other, MII_BMCR, BMCR_ISO);
}
(void)mii_phy_auto(sc, 0);
msc->ml_linked = 0;
break;
case IFM_10_T:
/*
* For 10baseT modes, reset and program the
* companion PHY (of any), then setup ourselves
* to match. This will put us in pass-through
* mode and let the companion PHY do all the
* work.
* BMCR data is stored in the ifmedia entry.
*/
if (other != NULL) {
mii_phy_reset(other);
PHY_WRITE(other, MII_BMCR, ife->ifm_data);
}
mii_phy_setmedia(sc);
msc->ml_state = 0;
break;
case IFM_100_TX:
/*
* For 100baseTX modes, reset and isolate the
* companion PHY (if any), then setup ourselves
* accordingly.
*
* BMCR data is stored in the ifmedia entry.
*/
if (other != NULL) {
mii_phy_reset(other);
PHY_WRITE(other, MII_BMCR, BMCR_ISO);
}
mii_phy_setmedia(sc);
msc->ml_state = 0;
break;
default:
return (EINVAL);
}
break;
case MII_TICK:
/*
* If interface is not up, don't do anything
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
return (0);
/*
* Only used for autonegotiation.
*/
if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO)
break;
/*
* Check to see if we have link. If we do, we don't
* need to restart the autonegotiation process. Read
* the BMSR twice in case it's latched.
* If we're in a 10Mbps mode, check the link of the
* 10Mbps PHY. Sometimes the Micro Linear PHY's
* linkstat bit will clear while the linkstat bit of
* the companion PHY will remain set.
*/
if (msc->ml_state == ML_STATE_AUTO_OTHER) {
reg = PHY_READ(other, MII_BMSR) |
PHY_READ(other, MII_BMSR);
} else {
reg = PHY_READ(sc, MII_BMSR) |
PHY_READ(sc, MII_BMSR);
}
if (reg & BMSR_LINK) {
if (!msc->ml_linked) {
msc->ml_linked = 1;
mlphy_status(sc);
}
sc->mii_ticks = 0;
break;
}
/*
* Only retry autonegotiation every 5 seconds.
*/
if (++sc->mii_ticks <= MII_ANEGTICKS)
break;
sc->mii_ticks = 0;
msc->ml_linked = 0;
mii->mii_media_active = IFM_NONE;
mii_phy_reset(sc);
msc->ml_state = ML_STATE_AUTO_SELF;
if (other != NULL) {
mii_phy_reset(other);
PHY_WRITE(other, MII_BMCR, BMCR_ISO);
}
mii_phy_auto(sc, 0);
break;
case MII_DOWN:
mii_phy_down(sc);
return (0);
}
/* Update the media status. */
if (msc->ml_state == ML_STATE_AUTO_OTHER && other != NULL) {
other_inst = other->mii_inst;
other->mii_inst = sc->mii_inst;
if (IFM_INST(ife->ifm_media) == other->mii_inst)
(void) PHY_SERVICE(other, mii, MII_POLLSTAT);
other->mii_inst = other_inst;
sc->mii_media_active = other->mii_media_active;
sc->mii_media_status = other->mii_media_status;
} else
ukphy_status(sc);
/* Callback if something changed. */
mii_phy_update(sc, cmd);
return (0);
}
int
rlphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
{
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int rv;
/*
* Can't isolate the RTL8139 phy, so it has to be the only one.
*/
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
panic("rlphy_service: attempt to isolate phy");
switch (cmd) {
case MII_POLLSTAT:
break;
case MII_MEDIACHG:
/*
* If the interface is not up, don't do anything.
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
break;
switch (IFM_SUBTYPE(ife->ifm_media)) {
case IFM_AUTO:
/*
* If we're already in auto mode, just return.
*/
if (PHY_READ(sc, MII_BMCR) & BMCR_AUTOEN)
return (0);
(void) mii_phy_auto(sc, 0);
break;
case IFM_100_T4:
/*
* XXX Not supported as a manual setting right now.
*/
return (EINVAL);
default:
/*
* BMCR data is stored in the ifmedia entry.
*/
switch (ife->ifm_media &
(IFM_TMASK|IFM_NMASK|IFM_FDX)) {
case IFM_ETHER|IFM_10_T:
rv = ANAR_10|ANAR_CSMA;
break;
case IFM_ETHER|IFM_10_T|IFM_FDX:
rv = ANAR_10_FD|ANAR_CSMA;
break;
case IFM_ETHER|IFM_100_TX:
rv = ANAR_TX|ANAR_CSMA;
break;
case IFM_ETHER|IFM_100_TX|IFM_FDX:
rv = ANAR_TX_FD|ANAR_CSMA;
break;
case IFM_ETHER|IFM_100_T4:
rv = ANAR_T4|ANAR_CSMA;
break;
default:
rv = 0;
break;
}
PHY_WRITE(sc, MII_ANAR, rv);
PHY_WRITE(sc, MII_BMCR, ife->ifm_data);
}
break;
case MII_TICK:
/*
* Is the interface even up?
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
return (0);
/*
* Only used for autonegotiation.
*/
if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO)
break;
/*
* The RealTek PHY's autonegotiation doesn't need to be
* kicked; it continues in the background.
*/
break;
case MII_DOWN:
mii_phy_down(sc);
return (0);
}
/* Update the media status. */
mii_phy_status(sc);
/* Callback if something changed. */
mii_phy_update(sc, cmd);
return (0);
}
