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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note *//* * 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 _UAPI__LINUX_MII_H__#define _UAPI__LINUX_MII_H__
#include <linux/types.h>#include <linux/ethtool.h>
/* Generic MII registers. */#define MII_BMCR 0x00 /* Basic mode control register */#define MII_BMSR 0x01 /* Basic mode status register */#define MII_PHYSID1 0x02 /* PHYS ID 1 */#define MII_PHYSID2 0x03 /* PHYS ID 2 */#define MII_ADVERTISE 0x04 /* Advertisement control reg */#define MII_LPA 0x05 /* Link partner ability reg */#define MII_EXPANSION 0x06 /* Expansion register */#define MII_CTRL1000 0x09 /* 1000BASE-T control */#define MII_STAT1000 0x0a /* 1000BASE-T status */#define MII_MMD_CTRL 0x0d /* MMD Access Control Register */#define MII_MMD_DATA 0x0e /* MMD Access Data Register */#define MII_ESTATUS 0x0f /* Extended Status */#define MII_DCOUNTER 0x12 /* Disconnect counter */#define MII_FCSCOUNTER 0x13 /* False carrier counter */#define MII_NWAYTEST 0x14 /* N-way auto-neg test reg */#define MII_RERRCOUNTER 0x15 /* Receive error counter */#define MII_SREVISION 0x16 /* Silicon revision */#define MII_RESV1 0x17 /* Reserved... */#define MII_LBRERROR 0x18 /* Lpback, rx, bypass error */#define MII_PHYADDR 0x19 /* PHY address */#define MII_RESV2 0x1a /* Reserved... */#define MII_TPISTATUS 0x1b /* TPI status for 10mbps */#define MII_NCONFIG 0x1c /* Network interface config */
/* Basic mode control register. */#define BMCR_RESV 0x003f /* Unused... */#define BMCR_SPEED1000 0x0040 /* MSB of Speed (1000) */#define BMCR_CTST 0x0080 /* Collision test */#define BMCR_FULLDPLX 0x0100 /* Full duplex */#define BMCR_ANRESTART 0x0200 /* Auto negotiation restart */#define BMCR_ISOLATE 0x0400 /* Isolate data paths from MII */#define BMCR_PDOWN 0x0800 /* Enable low power state */#define BMCR_ANENABLE 0x1000 /* Enable auto negotiation */#define BMCR_SPEED100 0x2000 /* Select 100Mbps */#define BMCR_LOOPBACK 0x4000 /* TXD loopback bits */#define BMCR_RESET 0x8000 /* Reset to default state */#define BMCR_SPEED10 0x0000 /* Select 10Mbps */
/* Basic mode status register. */#define BMSR_ERCAP 0x0001 /* Ext-reg capability */#define BMSR_JCD 0x0002 /* Jabber detected */#define BMSR_LSTATUS 0x0004 /* Link status */#define BMSR_ANEGCAPABLE 0x0008 /* Able to do auto-negotiation */#define BMSR_RFAULT 0x0010 /* Remote fault detected */#define BMSR_ANEGCOMPLETE 0x0020 /* Auto-negotiation complete */#define BMSR_RESV 0x00c0 /* Unused... */#define BMSR_ESTATEN 0x0100 /* Extended Status in R15 */#define BMSR_100HALF2 0x0200 /* Can do 100BASE-T2 HDX */#define BMSR_100FULL2 0x0400 /* Can do 100BASE-T2 FDX */#define BMSR_10HALF 0x0800 /* Can do 10mbps, half-duplex */#define BMSR_10FULL 0x1000 /* Can do 10mbps, full-duplex */#define BMSR_100HALF 0x2000 /* Can do 100mbps, half-duplex */#define BMSR_100FULL 0x4000 /* Can do 100mbps, full-duplex */#define BMSR_100BASE4 0x8000 /* Can do 100mbps, 4k packets */
/* Advertisement control register. */#define ADVERTISE_SLCT 0x001f /* Selector bits */#define ADVERTISE_CSMA 0x0001 /* Only selector supported */#define ADVERTISE_10HALF 0x0020 /* Try for 10mbps half-duplex */#define ADVERTISE_1000XFULL 0x0020 /* Try for 1000BASE-X full-duplex */#define ADVERTISE_10FULL 0x0040 /* Try for 10mbps full-duplex */#define ADVERTISE_1000XHALF 0x0040 /* Try for 1000BASE-X half-duplex */#define ADVERTISE_100HALF 0x0080 /* Try for 100mbps half-duplex */#define ADVERTISE_1000XPAUSE 0x0080 /* Try for 1000BASE-X pause */#define ADVERTISE_100FULL 0x0100 /* Try for 100mbps full-duplex */#define ADVERTISE_1000XPSE_ASYM 0x0100 /* Try for 1000BASE-X asym pause */#define ADVERTISE_100BASE4 0x0200 /* Try for 100mbps 4k packets */#define ADVERTISE_PAUSE_CAP 0x0400 /* Try for pause */#define ADVERTISE_PAUSE_ASYM 0x0800 /* Try for asymetric pause */#define ADVERTISE_XNP 0x1000 /* Extended Next Page */#define ADVERTISE_RESV ADVERTISE_XNP /* Used to be reserved */#define ADVERTISE_RFAULT 0x2000 /* Say we can detect faults */#define ADVERTISE_LPACK 0x4000 /* Ack link partners response */#define ADVERTISE_NPAGE 0x8000 /* Next page bit */
#define ADVERTISE_FULL (ADVERTISE_100FULL | ADVERTISE_10FULL | \ ADVERTISE_CSMA)#define ADVERTISE_ALL (ADVERTISE_10HALF | ADVERTISE_10FULL | \ ADVERTISE_100HALF | ADVERTISE_100FULL)
/* Link partner ability register. */#define LPA_SLCT 0x001f /* Same as advertise selector */#define LPA_10HALF 0x0020 /* Can do 10mbps half-duplex */#define LPA_1000XFULL 0x0020 /* Can do 1000BASE-X full-duplex */#define LPA_10FULL 0x0040 /* Can do 10mbps full-duplex */#define LPA_1000XHALF 0x0040 /* Can do 1000BASE-X half-duplex */#define LPA_100HALF 0x0080 /* Can do 100mbps half-duplex */#define LPA_1000XPAUSE 0x0080 /* Can do 1000BASE-X pause */#define LPA_100FULL 0x0100 /* Can do 100mbps full-duplex */#define LPA_1000XPAUSE_ASYM 0x0100 /* Can do 1000BASE-X pause asym*/#define LPA_100BASE4 0x0200 /* Can do 100mbps 4k packets */#define LPA_PAUSE_CAP 0x0400 /* Can pause */#define LPA_PAUSE_ASYM 0x0800 /* Can pause asymetrically */#define LPA_RESV 0x1000 /* Unused... */#define LPA_RFAULT 0x2000 /* Link partner faulted */#define LPA_LPACK 0x4000 /* Link partner acked us */#define LPA_NPAGE 0x8000 /* Next page bit */
#define LPA_DUPLEX (LPA_10FULL | LPA_100FULL)#define LPA_100 (LPA_100FULL | LPA_100HALF | LPA_100BASE4)
/* Expansion register for auto-negotiation. */#define EXPANSION_NWAY 0x0001 /* Can do N-way auto-nego */#define EXPANSION_LCWP 0x0002 /* Got new RX page code word */#define EXPANSION_ENABLENPAGE 0x0004 /* This enables npage words */#define EXPANSION_NPCAPABLE 0x0008 /* Link partner supports npage */#define EXPANSION_MFAULTS 0x0010 /* Multiple faults detected */#define EXPANSION_RESV 0xffe0 /* Unused... */
#define ESTATUS_1000_XFULL 0x8000 /* Can do 1000BaseX Full */#define ESTATUS_1000_XHALF 0x4000 /* Can do 1000BaseX Half */#define ESTATUS_1000_TFULL 0x2000 /* Can do 1000BT Full */#define ESTATUS_1000_THALF 0x1000 /* Can do 1000BT Half */
/* N-way test register. */#define NWAYTEST_RESV1 0x00ff /* Unused... */#define NWAYTEST_LOOPBACK 0x0100 /* Enable loopback for N-way */#define NWAYTEST_RESV2 0xfe00 /* Unused... */
/* MAC and PHY tx_config_Reg[15:0] for SGMII in-band auto-negotiation.*/#define ADVERTISE_SGMII 0x0001 /* MAC can do SGMII */#define LPA_SGMII 0x0001 /* PHY can do SGMII */#define LPA_SGMII_SPD_MASK 0x0c00 /* SGMII speed mask */#define LPA_SGMII_FULL_DUPLEX 0x1000 /* SGMII full duplex */#define LPA_SGMII_DPX_SPD_MASK 0x1C00 /* SGMII duplex and speed bits */#define LPA_SGMII_10 0x0000 /* 10Mbps */#define LPA_SGMII_10HALF 0x0000 /* Can do 10mbps half-duplex */#define LPA_SGMII_10FULL 0x1000 /* Can do 10mbps full-duplex */#define LPA_SGMII_100 0x0400 /* 100Mbps */#define LPA_SGMII_100HALF 0x0400 /* Can do 100mbps half-duplex */#define LPA_SGMII_100FULL 0x1400 /* Can do 100mbps full-duplex */#define LPA_SGMII_1000 0x0800 /* 1000Mbps */#define LPA_SGMII_1000HALF 0x0800 /* Can do 1000mbps half-duplex */#define LPA_SGMII_1000FULL 0x1800 /* Can do 1000mbps full-duplex */#define LPA_SGMII_LINK 0x8000 /* PHY link with copper-side partner */
/* 1000BASE-T Control register */#define ADVERTISE_1000FULL 0x0200 /* Advertise 1000BASE-T full duplex */#define ADVERTISE_1000HALF 0x0100 /* Advertise 1000BASE-T half duplex */#define CTL1000_PREFER_MASTER 0x0400 /* prefer to operate as master */#define CTL1000_AS_MASTER 0x0800#define CTL1000_ENABLE_MASTER 0x1000
/* 1000BASE-T Status register */#define LPA_1000MSFAIL 0x8000 /* Master/Slave resolution failure */#define LPA_1000MSRES 0x4000 /* Master/Slave resolution status */#define LPA_1000LOCALRXOK 0x2000 /* Link partner local receiver status */#define LPA_1000REMRXOK 0x1000 /* Link partner remote receiver status */#define LPA_1000FULL 0x0800 /* Link partner 1000BASE-T full duplex */#define LPA_1000HALF 0x0400 /* Link partner 1000BASE-T half duplex */
/* Flow control flags */#define FLOW_CTRL_TX 0x01#define FLOW_CTRL_RX 0x02
/* MMD Access Control register fields */#define MII_MMD_CTRL_DEVAD_MASK 0x1f /* Mask MMD DEVAD*/#define MII_MMD_CTRL_ADDR 0x0000 /* Address */#define MII_MMD_CTRL_NOINCR 0x4000 /* no post increment */#define MII_MMD_CTRL_INCR_RDWT 0x8000 /* post increment on reads & writes */#define MII_MMD_CTRL_INCR_ON_WT 0xC000 /* post increment on writes only */
/* This structure is used in all SIOCxMIIxxx ioctl calls */struct mii_ioctl_data { __u16 phy_id; __u16 reg_num; __u16 val_in; __u16 val_out;};
#endif /* _UAPI__LINUX_MII_H__ */