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