lan8770_driver.c File Reference

LAN8770 100Base-T1 Ethernet PHY driver. More...

#include "core/net.h"
#include "drivers/phy/lan8770_driver.h"
#include "debug.h"

Go to the source code of this file.

Macros
#define	TRACE_LEVEL   NIC_TRACE_LEVEL

Functions
error_t	lan8770Init (NetInterface *interface)
	LAN8770 PHY transceiver initialization. More...
__weak_func void	lan8770InitHook (NetInterface *interface)
	LAN8770 custom configuration. More...
void	lan8770Tick (NetInterface *interface)
	LAN8770 timer handler. More...
void	lan8770EnableIrq (NetInterface *interface)
	Enable interrupts. More...
void	lan8770DisableIrq (NetInterface *interface)
	Disable interrupts. More...
void	lan8770EventHandler (NetInterface *interface)
	LAN8770 event handler. More...
void	lan8770WritePhyReg (NetInterface *interface, uint8_t address, uint16_t data)
	Write PHY register. More...
uint16_t	lan8770ReadPhyReg (NetInterface *interface, uint8_t address)
	Read PHY register. More...
void	lan8770DumpPhyReg (NetInterface *interface)
	Dump PHY registers for debugging purpose. More...
void	lan8770WriteExtReg (NetInterface *interface, uint8_t bank, uint8_t addr, uint16_t data)
	Write extended register. More...
uint16_t	lan8770ReadExtReg (NetInterface *interface, uint8_t bank, uint8_t addr)
	Read extended register. More...

Variables
const PhyDriver	lan8770PhyDriver
	LAN8770 Ethernet PHY driver. More...

Detailed Description

LAN8770 100Base-T1 Ethernet PHY driver.

License

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

Copyright (C) 2010-2025 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

2.5.4

Definition in file lan8770_driver.c.

Macro Definition Documentation

TRACE_LEVEL

#define TRACE_LEVEL   NIC_TRACE_LEVEL

Definition at line 32 of file lan8770_driver.c.

Function Documentation

lan8770DisableIrq()

void lan8770DisableIrq

(

NetInterface *

interface

)

Disable interrupts.

Parameters

[in]

interface

Underlying network interface

Definition at line 217 of file lan8770_driver.c.

lan8770DumpPhyReg()

void lan8770DumpPhyReg

(

NetInterface *

interface

)

Dump PHY registers for debugging purpose.

Parameters

[in]

interface

Underlying network interface

Definition at line 320 of file lan8770_driver.c.

lan8770EnableIrq()

void lan8770EnableIrq

(

NetInterface *

interface

)

Enable interrupts.

Parameters

[in]

interface

Underlying network interface

Definition at line 202 of file lan8770_driver.c.

lan8770EventHandler()

void lan8770EventHandler

(

NetInterface *

interface

)

LAN8770 event handler.

Parameters

[in]

interface

Underlying network interface

Definition at line 232 of file lan8770_driver.c.

lan8770Init()

error_t lan8770Init

(

NetInterface *

interface

)

LAN8770 PHY transceiver initialization.

Parameters

[in]

interface

Underlying network interface

Returns

Error code

Definition at line 60 of file lan8770_driver.c.

lan8770InitHook()

__weak_func void lan8770InitHook

(

NetInterface *

interface

)

LAN8770 custom configuration.

Parameters

[in]

interface

Underlying network interface

Definition at line 154 of file lan8770_driver.c.

lan8770ReadExtReg()

uint16_t lan8770ReadExtReg	(	NetInterface *	interface,
		uint8_t	bank,
		uint8_t	addr
	)

Read extended register.

Parameters

[in]	interface	Underlying network interface
[in]	bank	Register bank
[in]	addr	Register address

Returns

Extended register value

Definition at line 373 of file lan8770_driver.c.

lan8770ReadPhyReg()

uint16_t lan8770ReadPhyReg	(	NetInterface *	interface,
		uint8_t	address
	)

Read PHY register.

Parameters

[in]	interface	Underlying network interface
[in]	address	PHY register address

Returns

Register value

Definition at line 294 of file lan8770_driver.c.

lan8770Tick()

void lan8770Tick

(

NetInterface *

interface

)

LAN8770 timer handler.

Parameters

[in]

interface

Underlying network interface

Definition at line 164 of file lan8770_driver.c.

lan8770WriteExtReg()

void lan8770WriteExtReg	(	NetInterface *	interface,
		uint8_t	bank,
		uint8_t	addr,
		uint16_t	data
	)

Write extended register.

Parameters

[in]	interface	Underlying network interface
[in]	bank	Register bank
[in]	addr	Register address
[in]	data	Extended register value

Definition at line 345 of file lan8770_driver.c.

lan8770WritePhyReg()

void lan8770WritePhyReg	(	NetInterface *	interface,
		uint8_t	address,
		uint16_t	data
	)

Write PHY register.

Parameters

[in]	interface	Underlying network interface
[in]	address	PHY register address
[in]	data	Register value

Definition at line 270 of file lan8770_driver.c.

Variable Documentation

lan8770PhyDriver

const PhyDriver lan8770PhyDriver

Initial value:

=
{
   lan8770Init,
   lan8770Tick,
   lan8770EnableIrq,
   lan8770DisableIrq,
   lan8770EventHandler
}

LAN8770 Ethernet PHY driver.

Definition at line 44 of file lan8770_driver.c.