Quelle mii.h Sprache: C

/* 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_RESV  0x1000 /* Unused...                   */
#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__ */

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