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path: root/freebsd/sys/dev/mii/brgphy.c
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Diffstat (limited to 'freebsd/sys/dev/mii/brgphy.c')
-rw-r--r--freebsd/sys/dev/mii/brgphy.c93
1 files changed, 54 insertions, 39 deletions
diff --git a/freebsd/sys/dev/mii/brgphy.c b/freebsd/sys/dev/mii/brgphy.c
index 5633413c..bd80e61e 100644
--- a/freebsd/sys/dev/mii/brgphy.c
+++ b/freebsd/sys/dev/mii/brgphy.c
@@ -87,7 +87,7 @@ static device_method_t brgphy_methods[] = {
DEVMETHOD(device_attach, brgphy_attach),
DEVMETHOD(device_detach, mii_phy_detach),
DEVMETHOD(device_shutdown, bus_generic_shutdown),
- { 0, 0 }
+ DEVMETHOD_END
};
static devclass_t brgphy_devclass;
@@ -144,6 +144,10 @@ static const struct mii_phydesc brgphys[] = {
MII_PHY_DESC(xxBROADCOM_ALT1, BCM5761),
MII_PHY_DESC(xxBROADCOM_ALT1, BCM5709S),
MII_PHY_DESC(xxBROADCOM_ALT2, BCM5717C),
+ MII_PHY_DESC(xxBROADCOM_ALT2, BCM5719C),
+ MII_PHY_DESC(xxBROADCOM_ALT2, BCM5720C),
+ MII_PHY_DESC(xxBROADCOM_ALT2, BCM57765),
+ MII_PHY_DESC(xxBROADCOM_ALT2, BCM57780),
MII_PHY_DESC(BROADCOM2, BCM5906),
MII_PHY_END
};
@@ -215,16 +219,20 @@ brgphy_attach(device_t dev)
bsc->mii_model = MII_MODEL(ma->mii_id2);
bsc->mii_rev = MII_REV(ma->mii_id2);
bsc->serdes_flags = 0;
+ ifp = sc->mii_pdata->mii_ifp;
if (bootverbose)
device_printf(dev, "OUI 0x%06x, model 0x%04x, rev. %d\n",
bsc->mii_oui, bsc->mii_model, bsc->mii_rev);
+ /* Find the MAC driver associated with this PHY. */
+ if (strcmp(ifp->if_dname, "bge") == 0)
+ bge_sc = ifp->if_softc;
+ else if (strcmp(ifp->if_dname, "bce") == 0)
+ bce_sc = ifp->if_softc;
+
/* Handle any special cases based on the PHY ID */
switch (bsc->mii_oui) {
- case MII_OUI_BROADCOM:
- case MII_OUI_BROADCOM2:
- break;
case MII_OUI_xxBROADCOM:
switch (bsc->mii_model) {
case MII_MODEL_xxBROADCOM_BCM5706:
@@ -244,7 +252,8 @@ brgphy_attach(device_t dev)
sc->mii_flags |= MIIF_HAVEFIBER;
}
break;
- } break;
+ }
+ break;
case MII_OUI_xxBROADCOM_ALT1:
switch (bsc->mii_model) {
case MII_MODEL_xxBROADCOM_ALT1_BCM5708S:
@@ -252,25 +261,19 @@ brgphy_attach(device_t dev)
sc->mii_flags |= MIIF_HAVEFIBER;
break;
case MII_MODEL_xxBROADCOM_ALT1_BCM5709S:
- bsc->serdes_flags |= BRGPHY_5709S;
+ /*
+ * XXX
+ * 5720S and 5709S shares the same PHY id.
+ * Assume 5720S PHY if parent device is bge(4).
+ */
+ if (bge_sc != NULL)
+ bsc->serdes_flags |= BRGPHY_5708S;
+ else
+ bsc->serdes_flags |= BRGPHY_5709S;
sc->mii_flags |= MIIF_HAVEFIBER;
break;
}
break;
- case MII_OUI_xxBROADCOM_ALT2:
- /* No special handling yet. */
- break;
- default:
- device_printf(dev, "Unrecognized OUI for PHY!\n");
- }
-
- ifp = sc->mii_pdata->mii_ifp;
-
- /* Find the MAC driver associated with this PHY. */
- if (strcmp(ifp->if_dname, "bge") == 0) {
- bge_sc = ifp->if_softc;
- } else if (strcmp(ifp->if_dname, "bce") == 0) {
- bce_sc = ifp->if_softc;
}
brgphy_reset(sc);
@@ -400,8 +403,6 @@ brgphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
sc->mii_media_status != mii->mii_media_status ||
cmd == MII_MEDIACHG) {
switch (bsc->mii_oui) {
- case MII_OUI_BROADCOM:
- break;
case MII_OUI_xxBROADCOM:
switch (bsc->mii_model) {
case MII_MODEL_xxBROADCOM_BCM5400:
@@ -419,8 +420,6 @@ brgphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
break;
}
break;
- case MII_OUI_xxBROADCOM_ALT1:
- break;
}
}
mii_phy_update(sc, cmd);
@@ -454,7 +453,7 @@ brgphy_setmedia(struct mii_softc *sc, int media)
break;
}
- if ((media & IFM_GMASK) == IFM_FDX) {
+ if ((media & IFM_FDX) != 0) {
bmcr |= BRGPHY_BMCR_FDX;
gig = BRGPHY_1000CTL_AFD;
} else {
@@ -637,6 +636,11 @@ brgphy_mii_phy_auto(struct mii_softc *sc, int media)
(sc->mii_flags & MIIF_FORCEPAUSE) != 0)
anar |= BRGPHY_ANAR_PC | BRGPHY_ANAR_ASP;
PHY_WRITE(sc, BRGPHY_MII_ANAR, anar);
+ ktcr = BRGPHY_1000CTL_AFD | BRGPHY_1000CTL_AHD;
+ if (bsc->mii_model == MII_MODEL_xxBROADCOM_BCM5701)
+ ktcr |= BRGPHY_1000CTL_MSE | BRGPHY_1000CTL_MSC;
+ PHY_WRITE(sc, BRGPHY_MII_1000CTL, ktcr);
+ PHY_READ(sc, BRGPHY_MII_1000CTL);
} else {
anar = BRGPHY_SERDES_ANAR_FDX | BRGPHY_SERDES_ANAR_HDX;
if ((media & IFM_FLOW) != 0 ||
@@ -645,12 +649,6 @@ brgphy_mii_phy_auto(struct mii_softc *sc, int media)
PHY_WRITE(sc, BRGPHY_SERDES_ANAR, anar);
}
- ktcr = BRGPHY_1000CTL_AFD | BRGPHY_1000CTL_AHD;
- if (bsc->mii_model == MII_MODEL_xxBROADCOM_BCM5701)
- ktcr |= BRGPHY_1000CTL_MSE | BRGPHY_1000CTL_MSC;
- PHY_WRITE(sc, BRGPHY_MII_1000CTL, ktcr);
- ktcr = PHY_READ(sc, BRGPHY_MII_1000CTL);
-
PHY_WRITE(sc, BRGPHY_MII_BMCR, BRGPHY_BMCR_AUTOEN |
BRGPHY_BMCR_STARTNEG);
PHY_WRITE(sc, BRGPHY_MII_IMR, 0xFF00);
@@ -913,15 +911,25 @@ brgphy_reset(struct mii_softc *sc)
struct bge_softc *bge_sc = NULL;
struct bce_softc *bce_sc = NULL;
struct ifnet *ifp;
- int val;
+ int i, val;
+
+ /*
+ * Perform a reset. Note that at least some Broadcom PHYs default to
+ * being powered down as well as isolated after a reset but don't work
+ * if one or both of these bits are cleared. However, they just work
+ * fine if both bits remain set, so we don't use mii_phy_reset() here.
+ */
+ PHY_WRITE(sc, BRGPHY_MII_BMCR, BRGPHY_BMCR_RESET);
- /* Perform a standard PHY reset. */
- mii_phy_reset(sc);
+ /* Wait 100ms for it to complete. */
+ for (i = 0; i < 100; i++) {
+ if ((PHY_READ(sc, BRGPHY_MII_BMCR) & BRGPHY_BMCR_RESET) == 0)
+ break;
+ DELAY(1000);
+ }
/* Handle any PHY specific procedures following the reset. */
switch (bsc->mii_oui) {
- case MII_OUI_BROADCOM:
- break;
case MII_OUI_xxBROADCOM:
switch (bsc->mii_model) {
case MII_MODEL_xxBROADCOM_BCM5400:
@@ -939,8 +947,14 @@ brgphy_reset(struct mii_softc *sc)
break;
}
break;
- case MII_OUI_xxBROADCOM_ALT1:
case MII_OUI_xxBROADCOM_ALT2:
+ switch (bsc->mii_model) {
+ case MII_MODEL_xxBROADCOM_ALT2_BCM5717C:
+ case MII_MODEL_xxBROADCOM_ALT2_BCM5719C:
+ case MII_MODEL_xxBROADCOM_ALT2_BCM5720C:
+ case MII_MODEL_xxBROADCOM_ALT2_BCM57765:
+ return;
+ }
break;
}
@@ -968,9 +982,10 @@ brgphy_reset(struct mii_softc *sc)
if (bge_sc->bge_phy_flags & BGE_PHY_JITTER_BUG)
brgphy_fixup_jitter_bug(sc);
- brgphy_jumbo_settings(sc, ifp->if_mtu);
+ if (bge_sc->bge_flags & BGE_FLAG_JUMBO)
+ brgphy_jumbo_settings(sc, ifp->if_mtu);
- if (bge_sc->bge_phy_flags & BGE_PHY_WIRESPEED)
+ if ((bge_sc->bge_phy_flags & BGE_PHY_NO_WIRESPEED) == 0)
brgphy_ethernet_wirespeed(sc);
/* Enable Link LED on Dell boxes */
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-02 00:26:04 +0000