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/*
* linux/mii.h: definitions for MII-compatible transceivers
* Originally drivers/net/sunhme.h.
*
* Copyright (C) 1996, 1999, 2001 David S. Miller (davem@redhat.com)
*/
#ifndef __LINUX_MII_H__
#define __LINUX_MII_H__
#include <linux/types.h>
#include <linux/ethtool.h>
#define MII_BMCR 0x00
#define MII_BMSR 0x01
#define MII_PHYSID1 0x02
#define MII_PHYSID2 0x03
#define MII_ADVERTISE 0x04
#define MII_LPA 0x05
#define MII_EXPANSION 0x06
#define MII_CTRL1000 0x09
#define MII_STAT1000 0x0a
#define MII_ESTATUS 0x0f
#define MII_DCOUNTER 0x12
#define MII_FCSCOUNTER 0x13
#define MII_NWAYTEST 0x14
#define MII_RERRCOUNTER 0x15
#define MII_SREVISION 0x16
#define MII_RESV1 0x17
#define MII_LBRERROR 0x18
#define MII_PHYADDR 0x19
#define MII_RESV2 0x1a
#define MII_TPISTATUS 0x1b
#define MII_NCONFIG 0x1c
#define BMCR_RESV 0x003f
#define BMCR_SPEED1000 0x0040
#define BMCR_CTST 0x0080
#define BMCR_FULLDPLX 0x0100
#define BMCR_ANRESTART 0x0200
#define BMCR_ISOLATE 0x0400
#define BMCR_PDOWN 0x0800
#define BMCR_ANENABLE 0x1000
#define BMCR_SPEED100 0x2000
#define BMCR_LOOPBACK 0x4000
#define BMCR_RESET 0x8000
#define BMSR_ERCAP 0x0001
#define BMSR_JCD 0x0002
#define BMSR_LSTATUS 0x0004
#define BMSR_ANEGCAPABLE 0x0008
#define BMSR_RFAULT 0x0010
#define BMSR_ANEGCOMPLETE 0x0020
#define BMSR_RESV 0x00c0
#define BMSR_ESTATEN 0x0100
#define BMSR_100HALF2 0x0200
#define BMSR_100FULL2 0x0400
#define BMSR_10HALF 0x0800
#define BMSR_10FULL 0x1000
#define BMSR_100HALF 0x2000
#define BMSR_100FULL 0x4000
#define BMSR_100BASE4 0x8000
#define ADVERTISE_SLCT 0x001f
#define ADVERTISE_CSMA 0x0001
#define ADVERTISE_10HALF 0x0020
#define ADVERTISE_1000XFULL 0x0020
#define ADVERTISE_10FULL 0x0040
#define ADVERTISE_1000XHALF 0x0040
#define ADVERTISE_100HALF 0x0080
#define ADVERTISE_1000XPAUSE 0x0080
#define ADVERTISE_100FULL 0x0100
#define ADVERTISE_1000XPSE_ASYM 0x0100
#define ADVERTISE_100BASE4 0x0200
#define ADVERTISE_PAUSE_CAP 0x0400
#define ADVERTISE_PAUSE_ASYM 0x0800
#define ADVERTISE_RESV 0x1000
#define ADVERTISE_RFAULT 0x2000
#define ADVERTISE_LPACK 0x4000
#define ADVERTISE_NPAGE 0x8000
#define ADVERTISE_FULL (ADVERTISE_100FULL | ADVERTISE_10FULL | \
ADVERTISE_CSMA)
#define ADVERTISE_ALL (ADVERTISE_10HALF | ADVERTISE_10FULL | \
ADVERTISE_100HALF | ADVERTISE_100FULL)
#define LPA_SLCT 0x001f
#define LPA_10HALF 0x0020
#define LPA_1000XFULL 0x0020
#define LPA_10FULL 0x0040
#define LPA_1000XHALF 0x0040
#define LPA_100HALF 0x0080
#define LPA_1000XPAUSE 0x0080
#define LPA_100FULL 0x0100
#define LPA_1000XPAUSE_ASYM 0x0100
#define LPA_100BASE4 0x0200
#define LPA_PAUSE_CAP 0x0400
#define LPA_PAUSE_ASYM 0x0800
#define LPA_RESV 0x1000
#define LPA_RFAULT 0x2000
#define LPA_LPACK 0x4000
#define LPA_NPAGE 0x8000
#define LPA_DUPLEX (LPA_10FULL | LPA_100FULL)
#define LPA_100 (LPA_100FULL | LPA_100HALF | LPA_100BASE4)
#define EXPANSION_NWAY 0x0001
#define EXPANSION_LCWP 0x0002
#define EXPANSION_ENABLENPAGE 0x0004
#define EXPANSION_NPCAPABLE 0x0008
#define EXPANSION_MFAULTS 0x0010
#define EXPANSION_RESV 0xffe0
#define ESTATUS_1000_TFULL 0x2000
#define ESTATUS_1000_THALF 0x1000
#define NWAYTEST_RESV1 0x00ff
#define NWAYTEST_LOOPBACK 0x0100
#define NWAYTEST_RESV2 0xfe00
#define ADVERTISE_1000FULL 0x0200
#define ADVERTISE_1000HALF 0x0100
#define CTL1000_AS_MASTER 0x0800
#define CTL1000_ENABLE_MASTER 0x1000
#define LPA_1000LOCALRXOK 0x2000
#define LPA_1000REMRXOK 0x1000
#define LPA_1000FULL 0x0800
#define LPA_1000HALF 0x0400
#define FLOW_CTRL_TX 0x01
#define FLOW_CTRL_RX 0x02
struct mii_ioctl_data {
__u16 phy_id;
__u16 reg_num;
__u16 val_in;
__u16 val_out;
};
#ifdef __KERNEL__
#include <linux/if.h>
struct ethtool_cmd;
struct mii_if_info {
int phy_id;
int advertising;
int phy_id_mask;
int reg_num_mask;
unsigned int full_duplex : 1;
unsigned int force_media : 1;
unsigned int supports_gmii : 1;
struct net_device *dev;
int (*mdio_read) (struct net_device *dev, int phy_id, int location);
void (*mdio_write) (struct net_device *dev, int phy_id, int location, int val);
};
extern int mii_link_ok (struct mii_if_info *mii);
extern int mii_nway_restart (struct mii_if_info *mii);
extern int mii_ethtool_gset(struct mii_if_info *mii, struct ethtool_cmd *ecmd);
extern int mii_ethtool_sset(struct mii_if_info *mii, struct ethtool_cmd *ecmd);
extern int mii_check_gmii_support(struct mii_if_info *mii);
extern void mii_check_link (struct mii_if_info *mii);
extern unsigned int mii_check_media (struct mii_if_info *mii,
unsigned int ok_to_print,
unsigned int init_media);
extern int generic_mii_ioctl(struct mii_if_info *mii_if,
struct mii_ioctl_data *mii_data, int cmd,
unsigned int *duplex_changed);
static inline struct mii_ioctl_data *if_mii(struct ifreq *rq)
{
return (struct mii_ioctl_data *) &rq->ifr_ifru;
}
static inline unsigned int mii_nway_result (unsigned int negotiated)
{
unsigned int ret;
if (negotiated & LPA_100FULL)
ret = LPA_100FULL;
else if (negotiated & LPA_100BASE4)
ret = LPA_100BASE4;
else if (negotiated & LPA_100HALF)
ret = LPA_100HALF;
else if (negotiated & LPA_10FULL)
ret = LPA_10FULL;
else
ret = LPA_10HALF;
return ret;
}
static inline unsigned int mii_duplex (unsigned int duplex_lock,
unsigned int negotiated)
{
if (duplex_lock)
return 1;
if (mii_nway_result(negotiated) & LPA_DUPLEX)
return 1;
return 0;
}
static inline u32 ethtool_adv_to_mii_adv_t(u32 ethadv)
{
u32 result = 0;
if (ethadv & ADVERTISED_10baseT_Half)
result |= ADVERTISE_10HALF;
if (ethadv & ADVERTISED_10baseT_Full)
result |= ADVERTISE_10FULL;
if (ethadv & ADVERTISED_100baseT_Half)
result |= ADVERTISE_100HALF;
if (ethadv & ADVERTISED_100baseT_Full)
result |= ADVERTISE_100FULL;
if (ethadv & ADVERTISED_Pause)
result |= ADVERTISE_PAUSE_CAP;
if (ethadv & ADVERTISED_Asym_Pause)
result |= ADVERTISE_PAUSE_ASYM;
return result;
}
static inline u32 mii_adv_to_ethtool_adv_t(u32 adv)
{
u32 result = 0;
if (adv & ADVERTISE_10HALF)
result |= ADVERTISED_10baseT_Half;
if (adv & ADVERTISE_10FULL)
result |= ADVERTISED_10baseT_Full;
if (adv & ADVERTISE_100HALF)
result |= ADVERTISED_100baseT_Half;
if (adv & ADVERTISE_100FULL)
result |= ADVERTISED_100baseT_Full;
if (adv & ADVERTISE_PAUSE_CAP)
result |= ADVERTISED_Pause;
if (adv & ADVERTISE_PAUSE_ASYM)
result |= ADVERTISED_Asym_Pause;
return result;
}
static inline u32 ethtool_adv_to_mii_ctrl1000_t(u32 ethadv)
{
u32 result = 0;
if (ethadv & ADVERTISED_1000baseT_Half)
result |= ADVERTISE_1000HALF;
if (ethadv & ADVERTISED_1000baseT_Full)
result |= ADVERTISE_1000FULL;
return result;
}
static inline u32 mii_ctrl1000_to_ethtool_adv_t(u32 adv)
{
u32 result = 0;
if (adv & ADVERTISE_1000HALF)
result |= ADVERTISED_1000baseT_Half;
if (adv & ADVERTISE_1000FULL)
result |= ADVERTISED_1000baseT_Full;
return result;
}
static inline u32 mii_lpa_to_ethtool_lpa_t(u32 lpa)
{
u32 result = 0;
if (lpa & LPA_LPACK)
result |= ADVERTISED_Autoneg;
return result | mii_adv_to_ethtool_adv_t(lpa);
}
static inline u32 mii_stat1000_to_ethtool_lpa_t(u32 lpa)
{
u32 result = 0;
if (lpa & LPA_1000HALF)
result |= ADVERTISED_1000baseT_Half;
if (lpa & LPA_1000FULL)
result |= ADVERTISED_1000baseT_Full;
return result;
}
static inline u32 ethtool_adv_to_mii_adv_x(u32 ethadv)
{
u32 result = 0;
if (ethadv & ADVERTISED_1000baseT_Half)
result |= ADVERTISE_1000XHALF;
if (ethadv & ADVERTISED_1000baseT_Full)
result |= ADVERTISE_1000XFULL;
if (ethadv & ADVERTISED_Pause)
result |= ADVERTISE_1000XPAUSE;
if (ethadv & ADVERTISED_Asym_Pause)
result |= ADVERTISE_1000XPSE_ASYM;
return result;
}
static inline u32 mii_adv_to_ethtool_adv_x(u32 adv)
{
u32 result = 0;
if (adv & ADVERTISE_1000XHALF)
result |= ADVERTISED_1000baseT_Half;
if (adv & ADVERTISE_1000XFULL)
result |= ADVERTISED_1000baseT_Full;
if (adv & ADVERTISE_1000XPAUSE)
result |= ADVERTISED_Pause;
if (adv & ADVERTISE_1000XPSE_ASYM)
result |= ADVERTISED_Asym_Pause;
return result;
}
static inline u32 mii_lpa_to_ethtool_lpa_x(u32 lpa)
{
u32 result = 0;
if (lpa & LPA_LPACK)
result |= ADVERTISED_Autoneg;
return result | mii_adv_to_ethtool_adv_x(lpa);
}
static inline u16 mii_advertise_flowctrl(int cap)
{
u16 adv = 0;
if (cap & FLOW_CTRL_RX)
adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
if (cap & FLOW_CTRL_TX)
adv ^= ADVERTISE_PAUSE_ASYM;
return adv;
}
static inline u8 mii_resolve_flowctrl_fdx(u16 lcladv, u16 rmtadv)
{
u8 cap = 0;
if (lcladv & rmtadv & ADVERTISE_PAUSE_CAP) {
cap = FLOW_CTRL_TX | FLOW_CTRL_RX;
} else if (lcladv & rmtadv & ADVERTISE_PAUSE_ASYM) {
if (lcladv & ADVERTISE_PAUSE_CAP)
cap = FLOW_CTRL_RX;
else if (rmtadv & ADVERTISE_PAUSE_CAP)
cap = FLOW_CTRL_TX;
}
return cap;
}
#endif
#endif
|
