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/*
* Agere Systems Inc.
* 10/100/1000 Base-T Ethernet Driver for the ET1301 and ET131x series MACs
*
* Copyright © 2005 Agere Systems Inc.
* All rights reserved.
* http://www.agere.com
*
*------------------------------------------------------------------------------
*
* et131x_config.c - Handles parsing of configuration data during
* initialization.
*
*------------------------------------------------------------------------------
*
* SOFTWARE LICENSE
*
* This software is provided subject to the following terms and conditions,
* which you should read carefully before using the software. Using this
* software indicates your acceptance of these terms and conditions. If you do
* not agree with these terms and conditions, do not use the software.
*
* Copyright © 2005 Agere Systems Inc.
* All rights reserved.
*
* Redistribution and use in source or binary forms, with or without
* modifications, are permitted provided that the following conditions are met:
*
* . Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following Disclaimer as comments in the code as
* well as in the documentation and/or other materials provided with the
* distribution.
*
* . 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.
*
* . Neither the name of Agere Systems Inc. nor the names of the contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* Disclaimer
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, INFRINGEMENT AND THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. ANY
* USE, MODIFICATION OR DISTRIBUTION OF THIS SOFTWARE IS SOLELY AT THE USERS OWN
* RISK. IN NO EVENT SHALL AGERE SYSTEMS INC. OR CONTRIBUTORS 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, INCLUDING, BUT NOT LIMITED TO, 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 "et131x_version.h"
#include "et131x_debug.h"
#include "et131x_defs.h"
#include <linux/init.h>
#include <linux/module.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/ptrace.h>
#include <linux/slab.h>
#include <linux/ctype.h>
#include <linux/string.h>
#include <linux/timer.h>
#include <linux/interrupt.h>
#include <linux/in.h>
#include <linux/delay.h>
#include <linux/io.h>
#include <linux/bitops.h>
#include <linux/pci.h>
#include <asm/system.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <linux/if_arp.h>
#include <linux/ioport.h>
#include "et1310_phy.h"
#include "et1310_pm.h"
#include "et1310_jagcore.h"
#include "et131x_adapter.h"
#include "et131x_initpci.h"
#include "et131x_config.h"
#include "et1310_tx.h"
/* Data for debugging facilities */
#ifdef CONFIG_ET131X_DEBUG
extern dbg_info_t *et131x_dbginfo;
#endif /* CONFIG_ET131X_DEBUG */
/* Defines for Parameter Default/Min/Max vaules */
#define PARM_SPEED_DUPLEX_DEF 0
#define PARM_SPEED_DUPLEX_MIN 0
#define PARM_SPEED_DUPLEX_MAX 5
#define PARM_FLOW_CTL_DEF 0
#define PARM_FLOW_CTL_MIN 0
#define PARM_FLOW_CTL_MAX 3
#define PARM_JUMBO_PKT_DEF 1514
#define PARM_JUMBO_PKT_MIN 1514
#define PARM_JUMBO_PKT_MAX 9216
#define PARM_PHY_COMA_DEF 0
#define PARM_PHY_COMA_MIN 0
#define PARM_PHY_COMA_MAX 1
#define PARM_SC_GAIN_DEF 7
#define PARM_SC_GAIN_MIN 0
#define PARM_SC_GAIN_MAX 7
#define PARM_PM_WOL_DEF 0
#define PARM_PM_WOL_MIN 0
#define PARM_PM_WOL_MAX 1
#define PARM_NMI_DISABLE_DEF 0
#define PARM_NMI_DISABLE_MIN 0
#define PARM_NMI_DISABLE_MAX 2
/* Module parameter for disabling NMI
* et131x_speed_set :
* Set Link speed and dublex manually (0-5) [0]
* 1 : 10Mb Half-Duplex
* 2 : 10Mb Full-Duplex
* 3 : 100Mb Half-Duplex
* 4 : 100Mb Full-Duplex
* 5 : 1000Mb Full-Duplex
* 0 : Auto Speed Auto Dublex // default
*/
static u32 et131x_nmi_disable = PARM_NMI_DISABLE_DEF;
module_param(et131x_nmi_disable, uint, 0);
MODULE_PARM_DESC(et131x_nmi_disable, "Disable NMI (0-2) [0]");
/* Module parameter for manual speed setting
* et131x_nmi_disable :
* Disable NMI (0-2) [0]
* 0 :
* 1 :
* 2 :
*/
static u32 et131x_speed_set = PARM_SPEED_DUPLEX_DEF;
module_param(et131x_speed_set, uint, 0);
MODULE_PARM_DESC(et131x_speed_set,
"Set Link speed and dublex manually (0-5) [0] \n 1 : 10Mb Half-Duplex \n 2 : 10Mb Full-Duplex \n 3 : 100Mb Half-Duplex \n 4 : 100Mb Full-Duplex \n 5 : 1000Mb Full-Duplex \n 0 : Auto Speed Auto Dublex");
/**
* et131x_config_parse
* @etdev: pointer to the private adapter struct
*
* Parses a configuration from some location (module parameters, for example)
* into the private adapter struct. This really has no sensible analogy in
* Linux as sysfs parameters are dynamic. Several things that were hee could
* go into sysfs, but other stuff like speed handling is part of the mii
* interfaces/ethtool.
*/
void et131x_config_parse(struct et131x_adapter *etdev)
{
static const u8 default_mac[] = { 0x00, 0x05, 0x3d, 0x00, 0x02, 0x00 };
static const u8 duplex[] = { 0, 1, 2, 1, 2, 2 };
static const u16 speed[] = { 0, 10, 10, 100, 100, 1000 };
DBG_ENTER(et131x_dbginfo);
etdev->SpeedDuplex = et131x_speed_set;
if (et131x_speed_set < PARM_SPEED_DUPLEX_MIN ||
et131x_speed_set > PARM_SPEED_DUPLEX_MAX) {
dev_warn(&etdev->pdev->dev, "invalid speed setting ignored.\n");
et131x_speed_set = PARM_SPEED_DUPLEX_DEF;
}
else if (et131x_speed_set != PARM_SPEED_DUPLEX_DEF)
DBG_VERBOSE(et131x_dbginfo, "Speed set manually to : %d \n",
et131x_speed_set);
/* etdev->SpeedDuplex = PARM_SPEED_DUPLEX_DEF; */
etdev->RegistryFlowControl = PARM_FLOW_CTL_DEF;
etdev->RegistryJumboPacket = PARM_JUMBO_PKT_DEF;
etdev->RegistryPhyComa = PARM_PHY_COMA_DEF;
if (et131x_nmi_disable != PARM_NMI_DISABLE_DEF)
etdev->RegistryNMIDisable = et131x_nmi_disable;
else
etdev->RegistryNMIDisable = PARM_NMI_DISABLE_DEF;
etdev->RegistryPhyLoopbk = 0; /* 0 off 1 on */
/* Set the MAC address to a default */
memcpy(etdev->CurrentAddress, default_mac, ETH_ALEN);
etdev->bOverrideAddress = false;
/* Decode SpeedDuplex
*
* Set up as if we are auto negotiating always and then change if we
* go into force mode
*
* If we are the 10/100 device, and gigabit is somehow requested then
* knock it down to 100 full.
*/
if (etdev->pdev->device == ET131X_PCI_DEVICE_ID_FAST &&
etdev->SpeedDuplex == 5)
etdev->SpeedDuplex = 4;
etdev->AiForceSpeed = speed[etdev->SpeedDuplex];
etdev->AiForceDpx = duplex[etdev->SpeedDuplex]; /* Auto FDX */
DBG_LEAVE(et131x_dbginfo);
}
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