Author: marius
Date: Fri Nov 26 21:41:42 2010
New Revision: 215905
URL: http://svn.freebsd.org/changeset/base/215905
Log:
Ensure Bay flow control is disabled as we're going to use IEEE 802.3 annex
31B full duplex flow control instead.
Modified:
head/sys/dev/mii/inphy.c
Modified: head/sys/dev/mii/inphy.c
==============================================================================
--- head/sys/dev/mii/inphy.c Fri Nov 26 21:39:11 2010 (r215904)
+++ head/sys/dev/mii/inphy.c Fri Nov 26 21:41:42 2010 (r215905)
@@ -77,6 +77,7 @@ DRIVER_MODULE(inphy, miibus, inphy_drive
static int inphy_service(struct mii_softc *, struct mii_data *, int);
static void inphy_status(struct mii_softc *);
+static void inphy_reset(struct mii_softc *);
static const struct mii_phydesc inphys[] = {
MII_PHY_DESC(INTEL, I82553C),
@@ -119,7 +120,7 @@ inphy_attach(device_t dev)
IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, IFM_LOOP, sc->mii_inst),
MII_MEDIA_100_TX, NULL);
- mii_phy_reset(sc);
+ inphy_reset(sc);
sc->mii_capabilities = PHY_READ(sc, MII_BMSR) & ma->mii_capmask;
device_printf(dev, " ");
@@ -206,3 +207,14 @@ inphy_status(struct mii_softc *sc)
} else
mii->mii_media_active = ife->ifm_media;
}
+
+static void
+inphy_reset(struct mii_softc *sc)
+{
+
+ mii_phy_reset(sc);
+
+ /* Ensure Bay flow control is disabled. */
+ PHY_WRITE(sc, MII_INPHY_SCR,
+ PHY_READ(sc, MII_INPHY_SCR) & ~SCR_FLOWCTL);
+}
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