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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 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "nge.h"
#undef NGE_DBG
#define NGE_DBG NGE_DBG_NDD
static char transfer_speed_propname[] = "transfer-speed";
static char speed_propname[] = "speed";
static char duplex_propname[] = "full-duplex";
/*
* synchronize the adv* and en* parameters.
*
* See comments in <sys/dld.h> for details of the *_en_*
* parameters. The usage of ndd for setting adv parameters will
* synchronize all the en parameters with the nge parameters,
* implicitly disabling any settings made via dladm.
*/
static void
nge_param_sync(nge_t *ngep)
{
ngep->param_en_pause = ngep->param_adv_pause;
ngep->param_en_asym_pause = ngep->param_adv_asym_pause;
ngep->param_en_1000fdx = ngep->param_adv_1000fdx;
ngep->param_en_1000hdx = ngep->param_adv_1000hdx;
ngep->param_en_100fdx = ngep->param_adv_100fdx;
ngep->param_en_100hdx = ngep->param_adv_100hdx;
ngep->param_en_10fdx = ngep->param_adv_10fdx;
ngep->param_en_10hdx = ngep->param_adv_10hdx;
}
boolean_t
nge_nd_get_prop_val(dev_info_t *dip, char *nm, long min, long max, int *pval)
{
/*
* If the parameter is writable, and there's a property
* with the same name, and its value is in range, we use
* it to initialise the parameter. If it exists but is
* out of range, it's ignored.
*/
if (NGE_PROP_EXISTS(dip, nm)) {
*pval = NGE_PROP_GET_INT(dip, nm);
if (*pval >= min && *pval <= max)
return (B_TRUE);
}
return (B_FALSE);
}
#define NGE_INIT_PROP(propname, fieldname, initval) { \
if (nge_nd_get_prop_val(dip, propname, 0, 1, &propval)) \
ngep->fieldname = propval; \
else \
ngep->fieldname = initval; \
}
static void
nge_nd_param_init(nge_t *ngep)
{
dev_info_t *dip;
int propval;
dip = ngep->devinfo;
/*
* initialize values to those from driver.conf (if available)
* or the default value otherwise.
*/
NGE_INIT_PROP("adv_autoneg_cap", param_adv_autoneg, 1);
NGE_INIT_PROP("adv_1000fdx_cap", param_adv_1000fdx, 1);
NGE_INIT_PROP("adv_1000hdx_cap", param_adv_1000hdx, 0);
NGE_INIT_PROP("adv_pause_cap", param_adv_pause, 1);
NGE_INIT_PROP("adv_asym_pause_cap", param_adv_asym_pause, 1);
NGE_INIT_PROP("adv_100fdx_cap", param_adv_100fdx, 1);
NGE_INIT_PROP("adv_100hdx_cap", param_adv_100hdx, 1);
NGE_INIT_PROP("adv_10fdx_cap", param_adv_10fdx, 1);
NGE_INIT_PROP("adv_10hdx_cap", param_adv_10hdx, 1);
}
int
nge_nd_init(nge_t *ngep)
{
dev_info_t *dip;
int duplex;
int speed;
NGE_TRACE(("nge_nd_init($%p)", (void *)ngep));
/*
* initialize from .conf file, if appropriate.
*/
nge_nd_param_init(ngep);
/*
* The link speed may be forced to 10, 100 or 1000 Mbps using
* the property "transfer-speed". This may be done in OBP by
* using the command "apply transfer-speed=<speed> <device>".
* The speed may be 10, 100 or 1000 - any other value will be
* ignored. Note that this does *enables* autonegotiation, but
* restricts it to the speed specified by the property.
*/
dip = ngep->devinfo;
if (NGE_PROP_EXISTS(dip, transfer_speed_propname)) {
speed = NGE_PROP_GET_INT(dip, transfer_speed_propname);
nge_log(ngep, "%s property is %d",
transfer_speed_propname, speed);
switch (speed) {
case 1000:
ngep->param_adv_autoneg = 1;
ngep->param_adv_1000fdx = 1;
ngep->param_adv_1000hdx = 0;
ngep->param_adv_100fdx = 0;
ngep->param_adv_100hdx = 0;
ngep->param_adv_10fdx = 0;
ngep->param_adv_10hdx = 0;
break;
case 100:
ngep->param_adv_autoneg = 1;
ngep->param_adv_1000fdx = 0;
ngep->param_adv_1000hdx = 0;
ngep->param_adv_100fdx = 1;
ngep->param_adv_100hdx = 1;
ngep->param_adv_10fdx = 0;
ngep->param_adv_10hdx = 0;
break;
case 10:
ngep->param_adv_autoneg = 1;
ngep->param_adv_1000fdx = 0;
ngep->param_adv_1000hdx = 0;
ngep->param_adv_100fdx = 0;
ngep->param_adv_100hdx = 0;
ngep->param_adv_10fdx = 1;
ngep->param_adv_10hdx = 1;
break;
default:
break;
}
}
/*
* Also check the "speed" and "full-duplex" properties. Setting
* these properties will override all other settings and *disable*
* autonegotiation, so both should be specified if either one is.
* Otherwise, the unspecified parameter will be set to a default
* value (1000Mb/s, full-duplex).
*/
if (NGE_PROP_EXISTS(dip, speed_propname) ||
NGE_PROP_EXISTS(dip, duplex_propname)) {
ngep->param_adv_autoneg = 0;
ngep->param_adv_1000fdx = 1;
ngep->param_adv_1000hdx = 0;
ngep->param_adv_100fdx = 1;
ngep->param_adv_100hdx = 1;
ngep->param_adv_10fdx = 1;
ngep->param_adv_10hdx = 1;
speed = NGE_PROP_GET_INT(dip, speed_propname);
duplex = NGE_PROP_GET_INT(dip, duplex_propname);
nge_log(ngep, "%s property is %d",
speed_propname, speed);
nge_log(ngep, "%s property is %d",
duplex_propname, duplex);
switch (speed) {
case 1000:
default:
ngep->param_adv_100fdx = 0;
ngep->param_adv_100hdx = 0;
ngep->param_adv_10fdx = 0;
ngep->param_adv_10hdx = 0;
break;
case 100:
ngep->param_adv_1000fdx = 0;
ngep->param_adv_1000hdx = 0;
ngep->param_adv_10fdx = 0;
ngep->param_adv_10hdx = 0;
break;
case 10:
ngep->param_adv_1000fdx = 0;
ngep->param_adv_1000hdx = 0;
ngep->param_adv_100fdx = 0;
ngep->param_adv_100hdx = 0;
break;
}
switch (duplex) {
default:
case 1:
ngep->param_adv_1000hdx = 0;
ngep->param_adv_100hdx = 0;
ngep->param_adv_10hdx = 0;
break;
case 0:
ngep->param_adv_1000fdx = 0;
ngep->param_adv_100fdx = 0;
ngep->param_adv_10fdx = 0;
break;
}
}
nge_param_sync(ngep);
return (0);
}
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