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/**

 * @file ip101_driver.h

 * @brief IC+ IP101 Ethernet PHY driver

 *

 * @section License

 *

 * SPDX-License-Identifier: GPL-2.0-or-later

 *

 * Copyright (C) 2010-2024 Oryx Embedded SARL. All rights reserved.

 *

 * This file is part of CycloneTCP Open.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

 *

 * @author Oryx Embedded SARL (www.oryx-embedded.com)

 * @version 2.4.4

 **/


#ifndef _IP101_DRIVER_H

#define _IP101_DRIVER_H


//Dependencies

#include "core/nic.h"


//PHY address

#ifndef IP101_PHY_ADDR

   #define IP101_PHY_ADDR 1

#elif (IP101_PHY_ADDR < 0 || IP101_PHY_ADDR > 31)

   #error IP101_PHY_ADDR parameter is not valid

#endif


//IP101 PHY registers

#define IP101_BMCR                         0x00

#define IP101_BMSR                         0x01

#define IP101_PHYID1                       0x02

#define IP101_PHYID2                       0x03

#define IP101_ANAR                         0x04

#define IP101_ANLPAR                       0x05

#define IP101_ANER                         0x06

#define IP101_ANNPTR                       0x07

#define IP101_ANLPNPR                      0x08

#define IP101_MMDACR                       0x0D

#define IP101_MMDAADR                      0x0E

#define IP101_PHYSCR                       0x10

#define IP101_ICSR                         0x11

#define IP101_PHYSMR                       0x12

#define IP101_IOSCR                        0x1D

#define IP101_PHYMCSSR                     0x1E


//IP101 MMD registers

#define IP101_PCS_CTRL1                    0x03, 0x00

#define IP101_PCS_STAT1                    0x03, 0x01

#define IP101_EEE_CAPABILITY               0x03, 0x14

#define IP101_EEE_WAKE_ERROR_COUNT         0x03, 0x16

#define IP101_EEE_ADV                      0x07, 0x3C

#define IP101_EEE_LP_ABILITY               0x07, 0x3D


//Control register

#define IP101_BMCR_RESET                   0x8000

#define IP101_BMCR_LOOPBACK                0x4000

#define IP101_BMCR_SPEED_SEL               0x2000

#define IP101_BMCR_AN_EN                   0x1000

#define IP101_BMCR_POWER_DOWN              0x0800

#define IP101_BMCR_ISOLATE                 0x0400

#define IP101_BMCR_RESTART_AN              0x0200

#define IP101_BMCR_DUPLEX_MODE             0x0100

#define IP101_BMCR_COL_TEST                0x0080


//Basic Status register

#define IP101_BMSR_100BT4                  0x8000

#define IP101_BMSR_100BTX_FD               0x4000

#define IP101_BMSR_100BTX_HD               0x2000

#define IP101_BMSR_10BT_FD                 0x1000

#define IP101_BMSR_10BT_HD                 0x0800

#define IP101_BMSR_MF_PREAMBLE_SUPPR       0x0040

#define IP101_BMSR_AN_COMPLETE             0x0020

#define IP101_BMSR_REMOTE_FAULT            0x0010

#define IP101_BMSR_AN_CAPABLE              0x0008

#define IP101_BMSR_LINK_STATUS             0x0004

#define IP101_BMSR_JABBER_DETECT           0x0002

#define IP101_BMSR_EXTENDED_CAPABLE        0x0001


//PHY Identifier 1 register

#define IP101_PHYID1_PHY_ID_MSB            0xFFFF

#define IP101_PHYID1_PHY_ID_MSB_DEFAULT    0x0243


//PHY Identifier 2 register

#define IP101_PHYID2__DEFAULT              0xC54


//Auto-Negotiation Advertisement register

#define IP101_ANAR_NEXT_PAGE               0x8000

#define IP101_ANAR_REMOTE_FAULT            0x2000

#define IP101_ANAR_ASYM_PAUSE              0x0800

#define IP101_ANAR_PAUSE                   0x0400

#define IP101_ANAR_100BT4                  0x0200

#define IP101_ANAR_100BTX_FD               0x0100

#define IP101_ANAR_100BTX_HD               0x0080

#define IP101_ANAR_10BT_FD                 0x0040

#define IP101_ANAR_10BT_HD                 0x0020

#define IP101_ANAR_SELECTOR                0x001F

#define IP101_ANAR_SELECTOR_DEFAULT        0x0001


//Auto-Negotiation Link Partner Ability register

#define IP101_ANLPAR_NEXT_PAGE             0x8000

#define IP101_ANLPAR_ACK                   0x4000

#define IP101_ANLPAR_REMOTE_FAULT          0x2000

#define IP101_ANLPAR_ASYM_PAUSE            0x0800

#define IP101_ANLPAR_PAUSE                 0x0400

#define IP101_ANLPAR_100BT4                0x0200

#define IP101_ANLPAR_100BTX_FD             0x0100

#define IP101_ANLPAR_100BTX_HD             0x0080

#define IP101_ANLPAR_10BT_FD               0x0040

#define IP101_ANLPAR_10BT_HD               0x0020

#define IP101_ANLPAR_SELECTOR              0x001F

#define IP101_ANLPAR_SELECTOR_DEFAULT      0x0001


//Auto-Negotiation Expansion register

#define IP101_ANER_MLF                     0x0010

#define IP101_ANER_LP_NP_ABLE              0x0008

#define IP101_ANER_NP_ABLE                 0x0004

#define IP101_ANER_PAGE_RX                 0x0002

#define IP101_ANER_LP_AN_ABLE              0x0001


//Auto-Negotiation Next Page Transmit register

#define IP101_ANNPTR_NEXT_PAGE             0x8000

#define IP101_ANNPTR_MSG_PAGE              0x2000

#define IP101_ANNPTR_ACK2                  0x1000

#define IP101_ANNPTR_TOGGLE                0x0800

#define IP101_ANNPTR_MESSAGE               0x07FF


//Auto-Negotiation Link Partner Next Page register

#define IP101_ANLPNPR_NEXT_PAGE            0x8000

#define IP101_ANLPNPR_ACK                  0x4000

#define IP101_ANLPNPR_MSG_PAGE             0x2000

#define IP101_ANLPNPR_ACK2                 0x1000

#define IP101_ANLPNPR_TOGGLE               0x0800

#define IP101_ANLPNPR_MESSAGE              0x07FF


//MMD Access Control register

#define IP101_MMDACR_FUNC                  0xC000

#define IP101_MMDACR_FUNC_ADDR             0x0000

#define IP101_MMDACR_FUNC_DATA_NO_POST_INC 0x4000

#define IP101_MMDACR_FUNC_DATA_POST_INC_RW 0x8000

#define IP101_MMDACR_FUNC_DATA_POST_INC_W  0xC000

#define IP101_MMDACR_DEVAD                 0x001F


//PHY Specific Control register

#define IP101_PHYSCR_RMII_V10              0x2000

#define IP101_PHYSCR_RMII_V12              0x1000

#define IP101_PHYSCR_AUTO_MDIX_DIS         0x0800

#define IP101_PHYSCR_JABBER_EN             0x0200

#define IP101_PHYSCR_FEF_DIS               0x0100

#define IP101_PHYSCR_NWAY_PSAVE_DIS        0x0080

#define IP101_PHYSCR_BYPASS_DSP_RESET      0x0020

#define IP101_PHYSCR_REPEATER_MODE         0x0004

#define IP101_PHYSCR_LDPS_EN               0x0002

#define IP101_PHYSCR_ANALOG_OFF            0x0001


//Interrupt Control/Status register

#define IP101_ICSR_INTR_EN                 0x8000

#define IP101_ICSR_ALL_MASK                0x0800

#define IP101_ICSR_SPEED_MASK              0x0400

#define IP101_ICSR_DUPLEX_MASK             0x0200

#define IP101_ICSR_LINK_MASK               0x0100

#define IP101_ICSR_INTR_STATUS             0x0008

#define IP101_ICSR_SPEED_CHANGE            0x0004

#define IP101_ICSR_DUPLEX_CHANGE           0x0002

#define IP101_ICSR_LINK_CHANGE             0x0001


//PHY Status Monitoring register

#define IP101_PHYSMR_SPEED                 0x4000

#define IP101_PHYSMR_DUPLEX                0x2000

#define IP101_PHYSMR_AN_COMPLETE           0x0800

#define IP101_PHYSMR_LINK_UP               0x0400

#define IP101_PHYSMR_MDIX                  0x0200

#define IP101_PHYSMR_POLARITY              0x0100

#define IP101_PHYSMR_JABBER                0x0080

#define IP101_PHYSMR_AN_ARBIT_STATE        0x000F


//Digital I/O Specific Control register

#define IP101_IOSCR_RMII_WITH_ER           0x0080

#define IP101_IOSCR_SEL_INTR32             0x0004


//PHY MDI/MDIX Control and Specific Status register

#define IP101_PHYMCSSR_LINK_UP             0x0100

#define IP101_PHYMCSSR_FORCE_MDIX          0x0008

#define IP101_PHYMCSSR_OP_MODE             0x0007

#define IP101_PHYMCSSR_OP_MODE_LINK_OFF    0x0000

#define IP101_PHYMCSSR_OP_MODE_10M_HD      0x0001

#define IP101_PHYMCSSR_OP_MODE_100M_HD     0x0002

#define IP101_PHYMCSSR_OP_MODE_10M_FD      0x0005

#define IP101_PHYMCSSR_OP_MODE_100M_FD     0x0006


//C++ guard

#ifdef __cplusplus

extern "C" {

#endif


//IP101 Ethernet PHY driver

extern const PhyDriver ip101PhyDriver;


//IP101 related functions

error_t ip101Init(NetInterface *interface);

void ip101InitHook(NetInterface *interface);


void ip101Tick(NetInterface *interface);


void ip101EnableIrq(NetInterface *interface);

void ip101DisableIrq(NetInterface *interface);


void ip101EventHandler(NetInterface *interface);


void ip101WritePhyReg(NetInterface *interface, uint8_t address,

   uint16_t data);


uint16_t ip101ReadPhyReg(NetInterface *interface, uint8_t address);


void ip101DumpPhyReg(NetInterface *interface);


void ip101WriteMmdReg(NetInterface *interface, uint8_t devAddr,

   uint16_t regAddr, uint16_t data);


uint16_t ip101ReadMmdReg(NetInterface *interface, uint8_t devAddr,

   uint16_t regAddr);


//C++ guard

#ifdef __cplusplus

}

#endif


#endif