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| Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/an/@/dev/mii/rlswitch.c |
/*-
* Copyright (c) 1997, 1998, 1999
* Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved.
* Copyright (c) 2006 Bernd Walter. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Bill Paul.
* 4. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD: release/9.1.0/sys/dev/mii/rlswitch.c 229093 2011-12-31 14:12:12Z hselasky $");
/*
* driver for RealTek 8305 pseudo PHYs
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <sys/socket.h>
#include <sys/bus.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <net/if_media.h>
#include <dev/mii/mii.h>
#include <dev/mii/miivar.h>
#include "miidevs.h"
#include <machine/bus.h>
#include <pci/if_rlreg.h>
#include "miibus_if.h"
//#define RL_DEBUG
#define RL_VLAN
static int rlswitch_probe(device_t);
static int rlswitch_attach(device_t);
static device_method_t rlswitch_methods[] = {
/* device interface */
DEVMETHOD(device_probe, rlswitch_probe),
DEVMETHOD(device_attach, rlswitch_attach),
DEVMETHOD(device_detach, mii_phy_detach),
DEVMETHOD(device_shutdown, bus_generic_shutdown),
DEVMETHOD_END
};
static devclass_t rlswitch_devclass;
static driver_t rlswitch_driver = {
"rlswitch",
rlswitch_methods,
sizeof(struct mii_softc)
};
DRIVER_MODULE(rlswitch, miibus, rlswitch_driver, rlswitch_devclass, 0, 0);
static int rlswitch_service(struct mii_softc *, struct mii_data *, int);
static void rlswitch_status(struct mii_softc *);
#ifdef RL_DEBUG
static void rlswitch_phydump(device_t dev);
#endif
static const struct mii_phydesc rlswitches[] = {
MII_PHY_DESC(REALTEK, RTL8305SC),
MII_PHY_END
};
static const struct mii_phy_funcs rlswitch_funcs = {
rlswitch_service,
rlswitch_status,
mii_phy_reset
};
static int
rlswitch_probe(device_t dev)
{
int rv;
rv = mii_phy_dev_probe(dev, rlswitches, BUS_PROBE_DEFAULT);
if (rv <= 0)
return (rv);
return (ENXIO);
}
static int
rlswitch_attach(device_t dev)
{
struct mii_softc *sc;
sc = device_get_softc(dev);
/*
* We handle all pseudo PHYs in a single instance.
*/
mii_phy_dev_attach(dev, MIIF_NOISOLATE | MIIF_NOMANPAUSE,
&rlswitch_funcs, 0);
sc->mii_capabilities = BMSR_100TXFDX & sc->mii_capmask;
device_printf(dev, " ");
mii_phy_add_media(sc);
printf("\n");
#ifdef RL_DEBUG
rlswitch_phydump(dev);
#endif
#ifdef RL_VLAN
int val;
/* Global Control 0 */
val = 0;
val |= 0 << 10; /* enable 802.1q VLAN Tag support */
val |= 0 << 9; /* enable VLAN ingress filtering */
val |= 1 << 8; /* disable VLAN tag admit control */
val |= 1 << 6; /* internal use */
val |= 1 << 5; /* internal use */
val |= 1 << 4; /* internal use */
val |= 1 << 3; /* internal use */
val |= 1 << 1; /* reserved */
MIIBUS_WRITEREG(sc->mii_dev, 0, 16, val);
/* Global Control 2 */
val = 0;
val |= 1 << 15; /* reserved */
val |= 0 << 14; /* enable 1552 Bytes support */
val |= 1 << 13; /* enable broadcast input drop */
val |= 1 << 12; /* forward reserved control frames */
val |= 1 << 11; /* disable forwarding unicast frames to other VLAN's */
val |= 1 << 10; /* disable forwarding ARP broadcasts to other VLAN's */
val |= 1 << 9; /* enable 48 pass 1 */
val |= 0 << 8; /* enable VLAN */
val |= 1 << 7; /* reserved */
val |= 1 << 6; /* enable defer */
val |= 1 << 5; /* 43ms LED blink time */
val |= 3 << 3; /* 16:1 queue weight */
val |= 1 << 2; /* disable broadcast storm control */
val |= 1 << 1; /* enable power-on LED blinking */
val |= 1 << 0; /* reserved */
MIIBUS_WRITEREG(sc->mii_dev, 0, 18, val);
/* Port 0 Control Register 0 */
val = 0;
val |= 1 << 15; /* reserved */
val |= 1 << 11; /* drop received packets with wrong VLAN tag */
val |= 1 << 10; /* disable 802.1p priority classification */
val |= 1 << 9; /* disable diffserv priority classification */
val |= 1 << 6; /* internal use */
val |= 3 << 4; /* internal use */
val |= 1 << 3; /* internal use */
val |= 1 << 2; /* internal use */
val |= 1 << 0; /* remove VLAN tags on output */
MIIBUS_WRITEREG(sc->mii_dev, 0, 22, val);
/* Port 1 Control Register 0 */
val = 0;
val |= 1 << 15; /* reserved */
val |= 1 << 11; /* drop received packets with wrong VLAN tag */
val |= 1 << 10; /* disable 802.1p priority classification */
val |= 1 << 9; /* disable diffserv priority classification */
val |= 1 << 6; /* internal use */
val |= 3 << 4; /* internal use */
val |= 1 << 3; /* internal use */
val |= 1 << 2; /* internal use */
val |= 1 << 0; /* remove VLAN tags on output */
MIIBUS_WRITEREG(sc->mii_dev, 1, 22, val);
/* Port 2 Control Register 0 */
val = 0;
val |= 1 << 15; /* reserved */
val |= 1 << 11; /* drop received packets with wrong VLAN tag */
val |= 1 << 10; /* disable 802.1p priority classification */
val |= 1 << 9; /* disable diffserv priority classification */
val |= 1 << 6; /* internal use */
val |= 3 << 4; /* internal use */
val |= 1 << 3; /* internal use */
val |= 1 << 2; /* internal use */
val |= 1 << 0; /* remove VLAN tags on output */
MIIBUS_WRITEREG(sc->mii_dev, 2, 22, val);
/* Port 3 Control Register 0 */
val = 0;
val |= 1 << 15; /* reserved */
val |= 1 << 11; /* drop received packets with wrong VLAN tag */
val |= 1 << 10; /* disable 802.1p priority classification */
val |= 1 << 9; /* disable diffserv priority classification */
val |= 1 << 6; /* internal use */
val |= 3 << 4; /* internal use */
val |= 1 << 3; /* internal use */
val |= 1 << 2; /* internal use */
val |= 1 << 0; /* remove VLAN tags on output */
MIIBUS_WRITEREG(sc->mii_dev, 3, 22, val);
/* Port 4 (system port) Control Register 0 */
val = 0;
val |= 1 << 15; /* reserved */
val |= 0 << 11; /* don't drop received packets with wrong VLAN tag */
val |= 1 << 10; /* disable 802.1p priority classification */
val |= 1 << 9; /* disable diffserv priority classification */
val |= 1 << 6; /* internal use */
val |= 3 << 4; /* internal use */
val |= 1 << 3; /* internal use */
val |= 1 << 2; /* internal use */
val |= 2 << 0; /* add VLAN tags for untagged packets on output */
MIIBUS_WRITEREG(sc->mii_dev, 4, 22, val);
/* Port 0 Control Register 1 and VLAN A */
val = 0;
val |= 0x0 << 12; /* Port 0 VLAN Index */
val |= 1 << 11; /* internal use */
val |= 1 << 10; /* internal use */
val |= 1 << 9; /* internal use */
val |= 1 << 7; /* internal use */
val |= 1 << 6; /* internal use */
val |= 0x11 << 0; /* VLAN A membership */
MIIBUS_WRITEREG(sc->mii_dev, 0, 24, val);
/* Port 0 Control Register 2 and VLAN A */
val = 0;
val |= 1 << 15; /* internal use */
val |= 1 << 14; /* internal use */
val |= 1 << 13; /* internal use */
val |= 1 << 12; /* internal use */
val |= 0x100 << 0; /* VLAN A ID */
MIIBUS_WRITEREG(sc->mii_dev, 0, 25, val);
/* Port 1 Control Register 1 and VLAN B */
val = 0;
val |= 0x1 << 12; /* Port 1 VLAN Index */
val |= 1 << 11; /* internal use */
val |= 1 << 10; /* internal use */
val |= 1 << 9; /* internal use */
val |= 1 << 7; /* internal use */
val |= 1 << 6; /* internal use */
val |= 0x12 << 0; /* VLAN B membership */
MIIBUS_WRITEREG(sc->mii_dev, 1, 24, val);
/* Port 1 Control Register 2 and VLAN B */
val = 0;
val |= 1 << 15; /* internal use */
val |= 1 << 14; /* internal use */
val |= 1 << 13; /* internal use */
val |= 1 << 12; /* internal use */
val |= 0x101 << 0; /* VLAN B ID */
MIIBUS_WRITEREG(sc->mii_dev, 1, 25, val);
/* Port 2 Control Register 1 and VLAN C */
val = 0;
val |= 0x2 << 12; /* Port 2 VLAN Index */
val |= 1 << 11; /* internal use */
val |= 1 << 10; /* internal use */
val |= 1 << 9; /* internal use */
val |= 1 << 7; /* internal use */
val |= 1 << 6; /* internal use */
val |= 0x14 << 0; /* VLAN C membership */
MIIBUS_WRITEREG(sc->mii_dev, 2, 24, val);
/* Port 2 Control Register 2 and VLAN C */
val = 0;
val |= 1 << 15; /* internal use */
val |= 1 << 14; /* internal use */
val |= 1 << 13; /* internal use */
val |= 1 << 12; /* internal use */
val |= 0x102 << 0; /* VLAN C ID */
MIIBUS_WRITEREG(sc->mii_dev, 2, 25, val);
/* Port 3 Control Register 1 and VLAN D */
val = 0;
val |= 0x3 << 12; /* Port 3 VLAN Index */
val |= 1 << 11; /* internal use */
val |= 1 << 10; /* internal use */
val |= 1 << 9; /* internal use */
val |= 1 << 7; /* internal use */
val |= 1 << 6; /* internal use */
val |= 0x18 << 0; /* VLAN D membership */
MIIBUS_WRITEREG(sc->mii_dev, 3, 24, val);
/* Port 3 Control Register 2 and VLAN D */
val = 0;
val |= 1 << 15; /* internal use */
val |= 1 << 14; /* internal use */
val |= 1 << 13; /* internal use */
val |= 1 << 12; /* internal use */
val |= 0x103 << 0; /* VLAN D ID */
MIIBUS_WRITEREG(sc->mii_dev, 3, 25, val);
/* Port 4 Control Register 1 and VLAN E */
val = 0;
val |= 0x0 << 12; /* Port 4 VLAN Index */
val |= 1 << 11; /* internal use */
val |= 1 << 10; /* internal use */
val |= 1 << 9; /* internal use */
val |= 1 << 7; /* internal use */
val |= 1 << 6; /* internal use */
val |= 0 << 0; /* VLAN E membership */
MIIBUS_WRITEREG(sc->mii_dev, 4, 24, val);
/* Port 4 Control Register 2 and VLAN E */
val = 0;
val |= 1 << 15; /* internal use */
val |= 1 << 14; /* internal use */
val |= 1 << 13; /* internal use */
val |= 1 << 12; /* internal use */
val |= 0x104 << 0; /* VLAN E ID */
MIIBUS_WRITEREG(sc->mii_dev, 4, 25, val);
#endif
#ifdef RL_DEBUG
rlswitch_phydump(dev);
#endif
MIIBUS_MEDIAINIT(sc->mii_dev);
return (0);
}
static int
rlswitch_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
{
switch (cmd) {
case MII_POLLSTAT:
break;
case MII_MEDIACHG:
break;
case MII_TICK:
/*
* Is the interface even up?
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
return (0);
break;
}
/* Update the media status. */
PHY_STATUS(sc);
/* Callback if something changed. */
// mii_phy_update(sc, cmd);
return (0);
}
static void
rlswitch_status(struct mii_softc *phy)
{
struct mii_data *mii = phy->mii_pdata;
mii->mii_media_status = IFM_AVALID;
mii->mii_media_active = IFM_ETHER;
mii->mii_media_status |= IFM_ACTIVE;
mii->mii_media_active |=
IFM_100_TX | IFM_FDX | mii_phy_flowstatus(phy);
}
#ifdef RL_DEBUG
static void
rlswitch_phydump(device_t dev) {
int phy, reg, val;
struct mii_softc *sc;
sc = device_get_softc(dev);
device_printf(dev, "rlswitchphydump\n");
for (phy = 0; phy <= 5; phy++) {
printf("PHY%i:", phy);
for (reg = 0; reg <= 31; reg++) {
val = MIIBUS_READREG(sc->mii_dev, phy, reg);
printf(" 0x%x", val);
}
printf("\n");
}
}
#endif