apidoc/latest/mii_8h_source.html

/*

 * Copyright (c) 2016 Piotr Mienkowski

 * Copyright 2022 NXP

 *

 * SPDX-License-Identifier: Apache-2.0

 */


#ifndef ZEPHYR_INCLUDE_NET_MII_H_

#define ZEPHYR_INCLUDE_NET_MII_H_


/* MII management registers */

#define MII_BMCR       0x0

#define MII_BMSR       0x1

#define MII_PHYID1R    0x2

#define MII_PHYID2R    0x3

#define MII_ANAR       0x4

#define MII_ANLPAR     0x5

#define MII_ANER       0x6

#define MII_ANNPTR     0x7

#define MII_ANLPRNPR   0x8

#define MII_1KTCR 0x9

#define MII_1KSTSR 0xa

#define MII_MMD_ACR    0xd

#define MII_MMD_AADR   0xe

#define MII_ESTAT      0xf


/* Basic Mode Control Register (BMCR) bit definitions */

#define MII_BMCR_RESET             (1 << 15)

#define MII_BMCR_LOOPBACK          (1 << 14)

#define MII_BMCR_SPEED_LSB         (1 << 13)

#define MII_BMCR_AUTONEG_ENABLE    (1 << 12)

#define MII_BMCR_POWER_DOWN        (1 << 11)

#define MII_BMCR_ISOLATE           (1 << 10)

#define MII_BMCR_AUTONEG_RESTART   (1 << 9)

#define MII_BMCR_DUPLEX_MODE       (1 << 8)

#define MII_BMCR_SPEED_MSB         (1 << 6)

#define   MII_BMCR_SPEED_MASK      (1 << 6 | 1 << 13)

#define   MII_BMCR_SPEED_10        (0 << 6 | 0 << 13)

#define   MII_BMCR_SPEED_100       (0 << 6 | 1 << 13)

#define   MII_BMCR_SPEED_1000      (1 << 6 | 0 << 13)


/* Basic Mode Status Register (BMSR) bit definitions */

#define MII_BMSR_100BASE_T4        (1 << 15)

#define MII_BMSR_100BASE_X_FULL    (1 << 14)

#define MII_BMSR_100BASE_X_HALF    (1 << 13)

#define MII_BMSR_10_FULL           (1 << 12)

#define MII_BMSR_10_HALF           (1 << 11)

#define MII_BMSR_100BASE_T2_FULL   (1 << 10)

#define MII_BMSR_100BASE_T2_HALF   (1 << 9)

#define MII_BMSR_EXTEND_STATUS     (1 << 8)

#define MII_BMSR_MF_PREAMB_SUPPR   (1 << 6)

#define MII_BMSR_AUTONEG_COMPLETE  (1 << 5)

#define MII_BMSR_REMOTE_FAULT      (1 << 4)

#define MII_BMSR_AUTONEG_ABILITY   (1 << 3)

#define MII_BMSR_LINK_STATUS       (1 << 2)

#define MII_BMSR_JABBER_DETECT     (1 << 1)

#define MII_BMSR_EXTEND_CAPAB      (1 << 0)


/* Auto-negotiation Advertisement Register (ANAR) bit definitions */

/* Auto-negotiation Link Partner Ability Register (ANLPAR) bit definitions */

#define MII_ADVERTISE_NEXT_PAGE    (1 << 15)

#define MII_ADVERTISE_LPACK        (1 << 14)

#define MII_ADVERTISE_REMOTE_FAULT (1 << 13)

#define MII_ADVERTISE_ASYM_PAUSE   (1 << 11)

#define MII_ADVERTISE_PAUSE        (1 << 10)

#define MII_ADVERTISE_100BASE_T4   (1 << 9)

#define MII_ADVERTISE_100_FULL     (1 << 8)

#define MII_ADVERTISE_100_HALF     (1 << 7)

#define MII_ADVERTISE_10_FULL      (1 << 6)

#define MII_ADVERTISE_10_HALF      (1 << 5)

#define MII_ADVERTISE_SEL_MASK     (0x1F << 0)

#define MII_ADVERTISE_SEL_IEEE_802_3   0x01


/* 1000BASE-T Control Register bit definitions */

#define MII_ADVERTISE_1000_FULL    (1 << 9)

#define MII_ADVERTISE_1000_HALF    (1 << 8)


#define MII_ADVERTISE_ALL (MII_ADVERTISE_10_HALF | MII_ADVERTISE_10_FULL |\

                           MII_ADVERTISE_100_HALF | MII_ADVERTISE_100_FULL |\

                           MII_ADVERTISE_SEL_IEEE_802_3)


/* Extended Status Register bit definitions */

#define MII_ESTAT_1000BASE_X_FULL  (1 << 15)

#define MII_ESTAT_1000BASE_X_HALF  (1 << 14)

#define MII_ESTAT_1000BASE_T_FULL  (1 << 13)

#define MII_ESTAT_1000BASE_T_HALF  (1 << 12)


/* MMD Access Control Register (MII_MMD_ACR) Register bit definitions */

#define MII_MMD_ACR_DEVAD_MASK      (0x1F << 0)

#define MII_MMD_ACR_ADDR            (0x00 << 14)

#define MII_MMD_ACR_DATA_NO_POS_INC (0x01 << 14)

#define MII_MMD_ACR_DATA_RW_POS_INC (0x10 << 14)

#define MII_MMD_ACR_DATA_W_POS_INC  (0x11 << 14)


#endif /* ZEPHYR_INCLUDE_NET_MII_H_ */