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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2010 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/*
* MII overrides for Cicada (now Vitesse) PHYs.
*/
#include <sys/types.h>
#include <sys/ddi.h>
#include <sys/sunddi.h>
#include <sys/mii.h>
#include <sys/miiregs.h>
#include "miipriv.h"
/*
* The Realtek 10/100 PHYs are mostly standard compliant, but they
* lack a true vendor/device ID for the integrated PHY, and they don't
* report the "detected" non-Nway link speed in the appropriate
* registers.
*/
static int rtl8139_check(phy_handle_t *);
static int rtl8201_check(phy_handle_t *);
boolean_t
phy_realtek_probe(phy_handle_t *ph)
{
if ((ph->phy_id == 0) &&
(strcmp(phy_get_driver(ph), "rtls") == 0)) {
ph->phy_vendor = "Realtek";
ph->phy_model = "Internal RTL8139";
ph->phy_check = rtl8139_check;
return (B_TRUE);
} else if (ph->phy_id == 0x8201) {
ph->phy_vendor = "Realtek";
ph->phy_model = "RTL8201";
ph->phy_check = rtl8201_check;
return (B_TRUE);
} else {
return (B_FALSE);
}
}
static int
rtl8139_check(phy_handle_t *ph)
{
int rv;
uint16_t s;
rv = phy_check(ph);
/*
* We possibly override settings, so that we can use the PHYs
* autodetected link speed if the partner isn't doing NWay.
*/
s = phy_read(ph, MII_VENDOR(0));
if (s & (1 << 2)) {
ph->phy_link = LINK_STATE_DOWN;
} else {
ph->phy_link = LINK_STATE_UP;
if (s & (1 << 3)) {
ph->phy_speed = 10;
} else {
ph->phy_speed = 100;
}
}
return (rv);
}
static int
rtl8201_check(phy_handle_t *ph)
{
int rv;
uint16_t s;
rv = phy_check(ph);
/*
* We possibly override settings, so that we can use the PHYs
* autodetected link speed if the partner isn't doing NWay.
*/
s = phy_read(ph, MII_VENDOR(9));
if (s & (1 << 0)) {
ph->phy_link = LINK_STATE_UP;
ph->phy_speed = 100;
} else if (s & (1 << 1)) {
ph->phy_link = LINK_STATE_UP;
ph->phy_speed = 10;
} else {
ph->phy_link = LINK_STATE_DOWN;
}
return (rv);
}
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