static void
rgephy_status(struct mii_softc *sc)
{
struct mii_data *mii = sc->mii_pdata;
int bmsr, bmcr;
uint16_t ssr;
mii->mii_media_status = IFM_AVALID;
mii->mii_media_active = IFM_ETHER;
if ((sc->mii_flags & MIIF_PHYPRIV0) == 0 && sc->mii_mpd_rev >= 2) {
ssr = PHY_READ(sc, RGEPHY_MII_SSR);
if (ssr & RGEPHY_SSR_LINK)
mii->mii_media_status |= IFM_ACTIVE;
} else {
bmsr = PHY_READ(sc, RL_GMEDIASTAT);
if (bmsr & RL_GMEDIASTAT_LINK)
mii->mii_media_status |= IFM_ACTIVE;
}
bmsr = PHY_READ(sc, RGEPHY_MII_BMSR);
bmcr = PHY_READ(sc, RGEPHY_MII_BMCR);
if (bmcr & RGEPHY_BMCR_ISO) {
mii->mii_media_active |= IFM_NONE;
mii->mii_media_status = 0;
return;
}
if (bmcr & RGEPHY_BMCR_LOOP)
mii->mii_media_active |= IFM_LOOP;
if (bmcr & RGEPHY_BMCR_AUTOEN) {
if ((bmsr & RGEPHY_BMSR_ACOMP) == 0) {
/* Erg, still trying, I guess... */
mii->mii_media_active |= IFM_NONE;
return;
}
}
if ((sc->mii_flags & MIIF_PHYPRIV0) == 0 && sc->mii_mpd_rev >= 2) {
ssr = PHY_READ(sc, RGEPHY_MII_SSR);
switch (ssr & RGEPHY_SSR_SPD_MASK) {
case RGEPHY_SSR_S1000:
mii->mii_media_active |= IFM_1000_T;
break;
case RGEPHY_SSR_S100:
mii->mii_media_active |= IFM_100_TX;
break;
case RGEPHY_SSR_S10:
mii->mii_media_active |= IFM_10_T;
break;
default:
mii->mii_media_active |= IFM_NONE;
break;
}
if (ssr & RGEPHY_SSR_FDX)
mii->mii_media_active |= IFM_FDX;
else
mii->mii_media_active |= IFM_HDX;
} else {
bmsr = PHY_READ(sc, RL_GMEDIASTAT);
if (bmsr & RL_GMEDIASTAT_1000MBPS)
mii->mii_media_active |= IFM_1000_T;
else if (bmsr & RL_GMEDIASTAT_100MBPS)
mii->mii_media_active |= IFM_100_TX;
else if (bmsr & RL_GMEDIASTAT_10MBPS)
mii->mii_media_active |= IFM_10_T;
else
mii->mii_media_active |= IFM_NONE;
if (bmsr & RL_GMEDIASTAT_FDX)
mii->mii_media_active |= IFM_FDX;
else
mii->mii_media_active |= IFM_HDX;
}
if ((mii->mii_media_active & IFM_FDX) != 0)
mii->mii_media_active |= mii_phy_flowstatus(sc);
if ((IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_T) &&
(PHY_READ(sc, RGEPHY_MII_1000STS) & RGEPHY_1000STS_MSR) != 0)
mii->mii_media_active |= IFM_ETH_MASTER;
}
void
brgphy_copper_status(struct mii_softc *sc)
{
struct mii_data *mii = sc->mii_pdata;
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int bmcr, bmsr;
mii->mii_media_status = IFM_AVALID;
mii->mii_media_active = IFM_ETHER;
bmsr = PHY_READ(sc, BRGPHY_MII_BMSR) | PHY_READ(sc, BRGPHY_MII_BMSR);
if (bmsr & BRGPHY_BMSR_LINK)
mii->mii_media_status |= IFM_ACTIVE;
bmcr = PHY_READ(sc, BRGPHY_MII_BMCR);
if (bmcr & BRGPHY_BMCR_LOOP)
mii->mii_media_active |= IFM_LOOP;
if (bmcr & BRGPHY_BMCR_AUTOEN) {
int auxsts;
if ((bmsr & BRGPHY_BMSR_ACOMP) == 0) {
/* Erg, still trying, I guess... */
mii->mii_media_active |= IFM_NONE;
return;
}
auxsts = PHY_READ(sc, BRGPHY_MII_AUXSTS);
switch (auxsts & BRGPHY_AUXSTS_AN_RES) {
case BRGPHY_RES_1000FD:
mii->mii_media_active |= IFM_1000_T | IFM_FDX;
break;
case BRGPHY_RES_1000HD:
mii->mii_media_active |= IFM_1000_T | IFM_HDX;
break;
case BRGPHY_RES_100FD:
mii->mii_media_active |= IFM_100_TX | IFM_FDX;
break;
case BRGPHY_RES_100T4:
mii->mii_media_active |= IFM_100_T4 | IFM_HDX;
break;
case BRGPHY_RES_100HD:
mii->mii_media_active |= IFM_100_TX | IFM_HDX;
break;
case BRGPHY_RES_10FD:
mii->mii_media_active |= IFM_10_T | IFM_FDX;
break;
case BRGPHY_RES_10HD:
mii->mii_media_active |= IFM_10_T | IFM_HDX;
break;
default:
if (sc->mii_oui == MII_OUI_BROADCOM2 &&
sc->mii_model == MII_MODEL_BROADCOM2_BCM5906) {
mii->mii_media_active |= (auxsts &
BRGPHY_RES_100) ? IFM_100_TX : IFM_10_T;
mii->mii_media_active |= (auxsts &
BRGPHY_RES_FULL) ? IFM_FDX : IFM_HDX;
break;
}
mii->mii_media_active |= IFM_NONE;
return;
}
if (mii->mii_media_active & IFM_FDX)
mii->mii_media_active |= mii_phy_flowstatus(sc);
if (IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_T) {
if (PHY_READ(sc, BRGPHY_MII_1000STS) &
BRGPHY_1000STS_MSR)
mii->mii_media_active |= IFM_ETH_MASTER;
}
} else
mii->mii_media_active = ife->ifm_media;
}
void
nsgphy_status(struct mii_softc *sc)
{
struct mii_data *mii = sc->mii_pdata;
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int bmsr, bmcr, physup, gtsr;
mii->mii_media_status = IFM_AVALID;
mii->mii_media_active = IFM_ETHER;
bmsr = PHY_READ(sc, MII_BMSR) | PHY_READ(sc, MII_BMSR);
physup = PHY_READ(sc, NSGPHY_MII_PHYSUP);
if (physup & PHY_SUP_LINK)
mii->mii_media_status |= IFM_ACTIVE;
bmcr = PHY_READ(sc, MII_BMCR);
if (bmcr & BMCR_ISO) {
mii->mii_media_active |= IFM_NONE;
mii->mii_media_status = 0;
return;
}
if (bmcr & BMCR_LOOP)
mii->mii_media_active |= IFM_LOOP;
if (bmcr & BMCR_AUTOEN) {
if ((bmsr & BMSR_ACOMP) == 0) {
/* Erg, still trying, I guess... */
mii->mii_media_active |= IFM_NONE;
return;
}
switch (physup & (PHY_SUP_SPEED1|PHY_SUP_SPEED0)) {
case PHY_SUP_SPEED1:
mii->mii_media_active |= IFM_1000_T;
gtsr = PHY_READ(sc, MII_100T2SR);
if (gtsr & GTSR_MS_RES)
mii->mii_media_active |= IFM_ETH_MASTER;
break;
case PHY_SUP_SPEED0:
mii->mii_media_active |= IFM_100_TX;
break;
case 0:
mii->mii_media_active |= IFM_10_T;
break;
default:
mii->mii_media_active |= IFM_NONE;
mii->mii_media_status = 0;
return;
}
if (physup & PHY_SUP_DUPLEX)
mii->mii_media_active |= mii_phy_flowstatus(sc) | IFM_FDX;
else
mii->mii_media_active |= IFM_HDX;
} else
mii->mii_media_active = ife->ifm_media;
}
static void
tdkphy_status(struct mii_softc *phy)
{
struct mii_data *mii = phy->mii_pdata;
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int bmsr, bmcr, anlpar, diag;
mii->mii_media_status = IFM_AVALID;
mii->mii_media_active = IFM_ETHER;
bmsr = PHY_READ(phy, MII_BMSR) | PHY_READ(phy, MII_BMSR);
if (bmsr & BMSR_LINK)
mii->mii_media_status |= IFM_ACTIVE;
bmcr = PHY_READ(phy, MII_BMCR);
if (bmcr & BMCR_ISO) {
mii->mii_media_active |= IFM_NONE;
mii->mii_media_status = 0;
return;
}
if (bmcr & BMCR_LOOP)
mii->mii_media_active |= IFM_LOOP;
if (bmcr & BMCR_AUTOEN) {
/*
* NWay autonegotiation takes the highest-order common
* bit of the ANAR and ANLPAR (i.e. best media advertised
* both by us and our link partner).
*/
if ((bmsr & BMSR_ACOMP) == 0) {
/* Erg, still trying, I guess... */
mii->mii_media_active |= IFM_NONE;
return;
}
anlpar = PHY_READ(phy, MII_ANAR) & PHY_READ(phy, MII_ANLPAR);
/*
* ANLPAR doesn't get set on my card, but we check it anyway,
* since it is mentioned in the 78Q2120 specs.
*/
if (anlpar & ANLPAR_TX_FD)
mii->mii_media_active |= IFM_100_TX|IFM_FDX;
else if (anlpar & ANLPAR_T4)
mii->mii_media_active |= IFM_100_T4|IFM_HDX;
else if (anlpar & ANLPAR_TX)
mii->mii_media_active |= IFM_100_TX|IFM_HDX;
else if (anlpar & ANLPAR_10_FD)
mii->mii_media_active |= IFM_10_T|IFM_FDX;
else if (anlpar & ANLPAR_10)
mii->mii_media_active |= IFM_10_T|IFM_HDX;
else {
/*
* ANLPAR isn't set, which leaves two possibilities:
* 1) Auto negotiation failed
* 2) Auto negotiation completed, but the card forgot
* to set ANLPAR.
* So we check the MII_DIAG(18) register...
*/
diag = PHY_READ(phy, MII_DIAG);
if (diag & DIAG_NEGFAIL) /* assume 10baseT if no neg */
mii->mii_media_active |= IFM_10_T|IFM_HDX;
else {
if (diag & DIAG_DUPLEX)
mii->mii_media_active |= IFM_FDX;
else
mii->mii_media_active |= IFM_HDX;
if (diag & DIAG_RATE_100)
mii->mii_media_active |= IFM_100_TX;
else
mii->mii_media_active |= IFM_10_T;
}
}
if ((mii->mii_media_active & IFM_FDX) != 0)
mii->mii_media_active |= mii_phy_flowstatus(phy);
} else
mii->mii_media_active = ife->ifm_media;
}
/*
* Media status subroutine. If a PHY driver does media detection simply
* by decoding the NWay autonegotiation, use this routine.
*/
void
ukphy_status(struct mii_softc *phy)
{
struct mii_data *mii = phy->mii_pdata;
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int bmsr, bmcr, anlpar, gtcr, gtsr;
mii->mii_media_status = IFM_AVALID;
mii->mii_media_active = IFM_ETHER;
bmsr = PHY_READ(phy, MII_BMSR) | PHY_READ(phy, MII_BMSR);
if (bmsr & BMSR_LINK)
mii->mii_media_status |= IFM_ACTIVE;
bmcr = PHY_READ(phy, MII_BMCR);
if (bmcr & BMCR_ISO) {
mii->mii_media_active |= IFM_NONE;
mii->mii_media_status = 0;
return;
}
if (bmcr & BMCR_LOOP)
mii->mii_media_active |= IFM_LOOP;
if (bmcr & BMCR_AUTOEN) {
/*
* NWay autonegotiation takes the highest-order common
* bit of the ANAR and ANLPAR (i.e. best media advertised
* both by us and our link partner).
*/
if ((bmsr & BMSR_ACOMP) == 0) {
/* Erg, still trying, I guess... */
mii->mii_media_active |= IFM_NONE;
return;
}
anlpar = PHY_READ(phy, MII_ANAR) & PHY_READ(phy, MII_ANLPAR);
if ((phy->mii_flags & MIIF_HAVE_GTCR) != 0 &&
(phy->mii_extcapabilities &
(EXTSR_1000THDX | EXTSR_1000TFDX)) != 0) {
gtcr = PHY_READ(phy, MII_100T2CR);
gtsr = PHY_READ(phy, MII_100T2SR);
} else
gtcr = gtsr = 0;
if ((gtcr & GTCR_ADV_1000TFDX) && (gtsr & GTSR_LP_1000TFDX))
mii->mii_media_active |= IFM_1000_T|IFM_FDX;
else if ((gtcr & GTCR_ADV_1000THDX) &&
(gtsr & GTSR_LP_1000THDX))
mii->mii_media_active |= IFM_1000_T|IFM_HDX;
else if (anlpar & ANLPAR_TX_FD)
mii->mii_media_active |= IFM_100_TX|IFM_FDX;
else if (anlpar & ANLPAR_T4)
mii->mii_media_active |= IFM_100_T4|IFM_HDX;
else if (anlpar & ANLPAR_TX)
mii->mii_media_active |= IFM_100_TX|IFM_HDX;
else if (anlpar & ANLPAR_10_FD)
mii->mii_media_active |= IFM_10_T|IFM_FDX;
else if (anlpar & ANLPAR_10)
mii->mii_media_active |= IFM_10_T|IFM_HDX;
else
mii->mii_media_active |= IFM_NONE;
if ((mii->mii_media_active & IFM_1000_T) &&
(gtsr & GTSR_MS_RES))
mii->mii_media_active |= IFM_ETH_MASTER;
if (mii->mii_media_active & IFM_FDX)
mii->mii_media_active |= mii_phy_flowstatus(phy);
} else
mii->mii_media_active = ife->ifm_media;
}
static void
jmphy_status(struct mii_softc *sc)
{
struct mii_data *mii = sc->mii_pdata;
int bmcr, ssr;
mii->mii_media_status = IFM_AVALID;
mii->mii_media_active = IFM_ETHER;
ssr = PHY_READ(sc, JMPHY_SSR);
if ((ssr & JMPHY_SSR_LINK_UP) != 0)
mii->mii_media_status |= IFM_ACTIVE;
bmcr = PHY_READ(sc, MII_BMCR);
if ((bmcr & BMCR_ISO) != 0) {
mii->mii_media_active |= IFM_NONE;
mii->mii_media_status = 0;
return;
}
if ((bmcr & BMCR_LOOP) != 0)
mii->mii_media_active |= IFM_LOOP;
if ((ssr & JMPHY_SSR_SPD_DPLX_RESOLVED) == 0) {
/* Erg, still trying, I guess... */
mii->mii_media_active |= IFM_NONE;
return;
}
switch ((ssr & JMPHY_SSR_SPEED_MASK)) {
case JMPHY_SSR_SPEED_1000:
mii->mii_media_active |= IFM_1000_T;
/*
* jmphy(4) got a valid link so reset mii_ticks.
* Resetting mii_ticks is needed in order to
* detect link loss after auto-negotiation.
*/
sc->mii_ticks = 0;
break;
case JMPHY_SSR_SPEED_100:
mii->mii_media_active |= IFM_100_TX;
sc->mii_ticks = 0;
break;
case JMPHY_SSR_SPEED_10:
mii->mii_media_active |= IFM_10_T;
sc->mii_ticks = 0;
break;
default:
mii->mii_media_active |= IFM_NONE;
return;
}
if ((ssr & JMPHY_SSR_DUPLEX) != 0)
mii->mii_media_active |= IFM_FDX | mii_phy_flowstatus(sc);
else
mii->mii_media_active |= IFM_HDX;
if (IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_T) {
if ((PHY_READ(sc, MII_100T2SR) & GTSR_MS_RES) != 0)
mii->mii_media_active |= IFM_ETH_MASTER;
}
}
static void
atphy_status(struct mii_softc *sc)
{
struct mii_data *mii = sc->mii_pdata;
uint32_t bmsr, bmcr, gsr, ssr;
mii->mii_media_status = IFM_AVALID;
mii->mii_media_active = IFM_ETHER;
bmsr = PHY_READ(sc, MII_BMSR) | PHY_READ(sc, MII_BMSR);
if (bmsr & BMSR_LINK)
mii->mii_media_status |= IFM_ACTIVE;
bmcr = PHY_READ(sc, MII_BMCR);
if (bmcr & BMCR_ISO) {
mii->mii_media_active |= IFM_NONE;
mii->mii_media_status = 0;
return;
}
if (bmcr & BMCR_LOOP)
mii->mii_media_active |= IFM_LOOP;
ssr = PHY_READ(sc, ATPHY_SSR);
if (!(ssr & ATPHY_SSR_SPD_DPLX_RESOLVED)) {
/* Erg, still trying, I guess... */
mii->mii_media_active |= IFM_NONE;
return;
}
switch (ssr & ATPHY_SSR_SPEED_MASK) {
case ATPHY_SSR_1000MBS:
mii->mii_media_active |= IFM_1000_T;
/*
* atphy(4) has a valid link so reset mii_ticks.
* Resetting mii_ticks is needed in order to
* detect link loss after auto-negotiation.
*/
sc->mii_ticks = 0;
break;
case ATPHY_SSR_100MBS:
mii->mii_media_active |= IFM_100_TX;
sc->mii_ticks = 0;
break;
case ATPHY_SSR_10MBS:
mii->mii_media_active |= IFM_10_T;
sc->mii_ticks = 0;
break;
default:
mii->mii_media_active |= IFM_NONE;
return;
}
if (ssr & ATPHY_SSR_DUPLEX)
mii->mii_media_active |= IFM_FDX | mii_phy_flowstatus(sc);
else
mii->mii_media_active |= IFM_HDX;
gsr = PHY_READ(sc, MII_100T2SR);
if ((IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_T) &&
gsr & GTSR_MS_RES)
mii->mii_media_active |= IFM_ETH_MASTER;
}
static void
ikphy_status(struct mii_softc *sc)
{
struct mii_data *mii = sc->mii_pdata;
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int pssr, bmcr, gtsr, kmrn;
mii->mii_media_status = IFM_AVALID;
mii->mii_media_active = IFM_ETHER;
pssr = PHY_READ(sc, GG82563_PHY_SPEC_STATUS);
if (pssr & GG82563_PSSR_LINK)
mii->mii_media_status |= IFM_ACTIVE;
bmcr = PHY_READ(sc, MII_BMCR);
if (bmcr & BMCR_ISO) {
mii->mii_media_active |= IFM_NONE;
mii->mii_media_status = 0;
return;
}
if (bmcr & BMCR_LOOP)
mii->mii_media_active |= IFM_LOOP;
if (bmcr & BMCR_AUTOEN) {
/*
* The media status bits are only valid of autonegotiation
* has completed (or it's disabled).
*/
if ((pssr & GG82563_PSSR_SPEED_DUPLEX_RESOLVED) == 0) {
/* Erg, still trying, I guess... */
mii->mii_media_active |= IFM_NONE;
return;
}
switch (pssr & GG82563_PSSR_SPEED_MASK) {
case GG82563_PSSR_SPEED_1000MBPS:
mii->mii_media_active |= IFM_1000_T;
gtsr = PHY_READ(sc, MII_100T2SR);
if (gtsr & GTSR_MS_RES)
mii->mii_media_active |= IFM_ETH_MASTER;
break;
case GG82563_PSSR_SPEED_100MBPS:
mii->mii_media_active |= IFM_100_TX;
break;
case GG82563_PSSR_SPEED_10MBPS:
mii->mii_media_active |= IFM_10_T;
break;
default:
mii->mii_media_active |= IFM_NONE;
mii->mii_media_status = 0;
return;
}
if (pssr & GG82563_PSSR_DUPLEX)
mii->mii_media_active |=
IFM_FDX | mii_phy_flowstatus(sc);
else
mii->mii_media_active |= IFM_HDX;
} else
mii->mii_media_active = ife->ifm_media;
kmrn = PHY_READ(sc, GG82563_PHY_KMRN_MODE_CTRL);
if (mii->mii_media_active & IFM_FDX)
kmrn &= ~GG82563_KMCR_PASS_FALSE_CARRIER;
else
kmrn |= GG82563_KMCR_PASS_FALSE_CARRIER;
PHY_WRITE(sc, GG82563_PHY_KMRN_MODE_CTRL, kmrn);
}
static void
brgphy_status(struct mii_softc *sc)
{
struct brgphy_softc *bsc = (struct brgphy_softc *)sc;
struct mii_data *mii = sc->mii_pdata;
int aux, bmcr, bmsr, val, xstat;
u_int flowstat;
mii->mii_media_status = IFM_AVALID;
mii->mii_media_active = IFM_ETHER;
bmsr = PHY_READ(sc, BRGPHY_MII_BMSR) | PHY_READ(sc, BRGPHY_MII_BMSR);
bmcr = PHY_READ(sc, BRGPHY_MII_BMCR);
if (bmcr & BRGPHY_BMCR_LOOP) {
mii->mii_media_active |= IFM_LOOP;
}
if ((bmcr & BRGPHY_BMCR_AUTOEN) &&
(bmsr & BRGPHY_BMSR_ACOMP) == 0 &&
(bsc->serdes_flags & BRGPHY_NOANWAIT) == 0) {
/* Erg, still trying, I guess... */
mii->mii_media_active |= IFM_NONE;
return;
}
if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) {
/*
* NB: reading the ANAR, ANLPAR or 1000STS after the AUXSTS
* wedges at least the PHY of BCM5704 (but not others).
*/
flowstat = mii_phy_flowstatus(sc);
xstat = PHY_READ(sc, BRGPHY_MII_1000STS);
aux = PHY_READ(sc, BRGPHY_MII_AUXSTS);
/* If copper link is up, get the negotiated speed/duplex. */
if (aux & BRGPHY_AUXSTS_LINK) {
mii->mii_media_status |= IFM_ACTIVE;
switch (aux & BRGPHY_AUXSTS_AN_RES) {
case BRGPHY_RES_1000FD:
mii->mii_media_active |= IFM_1000_T | IFM_FDX; break;
case BRGPHY_RES_1000HD:
mii->mii_media_active |= IFM_1000_T | IFM_HDX; break;
case BRGPHY_RES_100FD:
mii->mii_media_active |= IFM_100_TX | IFM_FDX; break;
case BRGPHY_RES_100T4:
mii->mii_media_active |= IFM_100_T4; break;
case BRGPHY_RES_100HD:
mii->mii_media_active |= IFM_100_TX | IFM_HDX; break;
case BRGPHY_RES_10FD:
mii->mii_media_active |= IFM_10_T | IFM_FDX; break;
case BRGPHY_RES_10HD:
mii->mii_media_active |= IFM_10_T | IFM_HDX; break;
default:
mii->mii_media_active |= IFM_NONE; break;
}
if ((mii->mii_media_active & IFM_FDX) != 0)
mii->mii_media_active |= flowstat;
if (IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_T &&
(xstat & BRGPHY_1000STS_MSR) != 0)
mii->mii_media_active |= IFM_ETH_MASTER;
}
} else {
/* Todo: Add support for flow control. */
/* If serdes link is up, get the negotiated speed/duplex. */
if (bmsr & BRGPHY_BMSR_LINK) {
mii->mii_media_status |= IFM_ACTIVE;
}
/* Check the link speed/duplex based on the PHY type. */
if (bsc->serdes_flags & BRGPHY_5706S) {
mii->mii_media_active |= IFM_1000_SX;
/* If autoneg enabled, read negotiated duplex settings */
if (bmcr & BRGPHY_BMCR_AUTOEN) {
val = PHY_READ(sc, BRGPHY_SERDES_ANAR) & PHY_READ(sc, BRGPHY_SERDES_ANLPAR);
if (val & BRGPHY_SERDES_ANAR_FDX)
mii->mii_media_active |= IFM_FDX;
else
mii->mii_media_active |= IFM_HDX;
}
} else if (bsc->serdes_flags & BRGPHY_5708S) {
PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, BRGPHY_5708S_DIG_PG0);
xstat = PHY_READ(sc, BRGPHY_5708S_PG0_1000X_STAT1);
/* Check for MRBE auto-negotiated speed results. */
switch (xstat & BRGPHY_5708S_PG0_1000X_STAT1_SPEED_MASK) {
case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_10:
mii->mii_media_active |= IFM_10_FL; break;
case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_100:
mii->mii_media_active |= IFM_100_FX; break;
case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_1G:
mii->mii_media_active |= IFM_1000_SX; break;
case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_25G:
mii->mii_media_active |= IFM_2500_SX; break;
}
/* Check for MRBE auto-negotiated duplex results. */
if (xstat & BRGPHY_5708S_PG0_1000X_STAT1_FDX)
mii->mii_media_active |= IFM_FDX;
else
mii->mii_media_active |= IFM_HDX;
} else if (bsc->serdes_flags & BRGPHY_5709S) {
/* Select GP Status Block of the AN MMD, get autoneg results. */
PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_GP_STATUS);
xstat = PHY_READ(sc, BRGPHY_GP_STATUS_TOP_ANEG_STATUS);
/* Restore IEEE0 block (assumed in all brgphy(4) code). */
PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_COMBO_IEEE0);
/* Check for MRBE auto-negotiated speed results. */
switch (xstat & BRGPHY_GP_STATUS_TOP_ANEG_SPEED_MASK) {
case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_10:
mii->mii_media_active |= IFM_10_FL; break;
case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_100:
mii->mii_media_active |= IFM_100_FX; break;
case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_1G:
mii->mii_media_active |= IFM_1000_SX; break;
case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_25G:
mii->mii_media_active |= IFM_2500_SX; break;
}
/* Check for MRBE auto-negotiated duplex results. */
if (xstat & BRGPHY_GP_STATUS_TOP_ANEG_FDX)
mii->mii_media_active |= IFM_FDX;
else
mii->mii_media_active |= IFM_HDX;
}
}
}
static void
rlphy_status(struct mii_softc *phy)
{
struct mii_data *mii = phy->mii_pdata;
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int bmsr, bmcr, anlpar;
mii->mii_media_status = IFM_AVALID;
mii->mii_media_active = IFM_ETHER;
bmsr = PHY_READ(phy, MII_BMSR) | PHY_READ(phy, MII_BMSR);
if (bmsr & BMSR_LINK)
mii->mii_media_status |= IFM_ACTIVE;
bmcr = PHY_READ(phy, MII_BMCR);
if (bmcr & BMCR_ISO) {
mii->mii_media_active |= IFM_NONE;
mii->mii_media_status = 0;
return;
}
if (bmcr & BMCR_LOOP)
mii->mii_media_active |= IFM_LOOP;
if (bmcr & BMCR_AUTOEN) {
/*
* NWay autonegotiation takes the highest-order common
* bit of the ANAR and ANLPAR (i.e. best media advertised
* both by us and our link partner).
*/
if ((bmsr & BMSR_ACOMP) == 0) {
/* Erg, still trying, I guess... */
mii->mii_media_active |= IFM_NONE;
return;
}
if ((anlpar = PHY_READ(phy, MII_ANAR) &
PHY_READ(phy, MII_ANLPAR))) {
if (anlpar & ANLPAR_TX_FD)
mii->mii_media_active |= IFM_100_TX|IFM_FDX;
else if (anlpar & ANLPAR_T4)
mii->mii_media_active |= IFM_100_T4|IFM_HDX;
else if (anlpar & ANLPAR_TX)
mii->mii_media_active |= IFM_100_TX|IFM_HDX;
else if (anlpar & ANLPAR_10_FD)
mii->mii_media_active |= IFM_10_T|IFM_FDX;
else if (anlpar & ANLPAR_10)
mii->mii_media_active |= IFM_10_T|IFM_HDX;
else
mii->mii_media_active |= IFM_NONE;
if ((mii->mii_media_active & IFM_FDX) != 0)
mii->mii_media_active |=
mii_phy_flowstatus(phy);
return;
}
/*
* If the other side doesn't support NWAY, then the
* best we can do is determine if we have a 10Mbps or
* 100Mbps link. There's no way to know if the link
* is full or half duplex, so we default to half duplex
* and hope that the user is clever enough to manually
* change the media settings if we're wrong.
*/
/*
* The RealTek PHY supports non-NWAY link speed
* detection, however it does not report the link
* detection results via the ANLPAR or BMSR registers.
* (What? RealTek doesn't do things the way everyone
* else does? I'm just shocked, shocked I tell you.)
* To determine the link speed, we have to do one
* of two things:
*
* - If this is a standalone RealTek RTL8201(L) or
* workalike PHY, we can determine the link speed by
* testing bit 0 in the magic, vendor-specific register
* at offset 0x19.
*
* - If this is a RealTek MAC with integrated PHY, we
* can test the 'SPEED10' bit of the MAC's media status
* register.
*/
if (!(phy->mii_mpd_model == 0 && phy->mii_mpd_rev == 0)) {
if (PHY_READ(phy, 0x0019) & 0x01)
mii->mii_media_active |= IFM_100_TX;
else
mii->mii_media_active |= IFM_10_T;
} else {
if (PHY_READ(phy, RL_MEDIASTAT) &
RL_MEDIASTAT_SPEED10)
mii->mii_media_active |= IFM_10_T;
else
mii->mii_media_active |= IFM_100_TX;
}
mii->mii_media_active |= IFM_HDX;
} else
mii->mii_media_active = ife->ifm_media;
}