// Copyright 2018 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#pragma once

#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_GBCR        0x09    /* 1000BASE-T control           */
#define MII_GBSR        0x0a    /* 1000BASE-T status           */
#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    */
#define MII_EPAGSR      0x1f    /* Page Select register */

/* 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  */