SAMA5D2 Ethernet MAC driver. More...

#include <limits.h>
#include "chip.h"
#include "peripherals/aic.h"
#include "peripherals/pio.h"
#include "core/net.h"
#include "drivers/mac/sama5d2_eth_driver.h"
#include "debug.h"

Macros
#define	TRACE_LEVEL NIC_TRACE_LEVEL

Functions
error_t	sama5d2EthInit (NetInterface *interface)
	SAMA5D2 Ethernet MAC initialization. More...

__weak_func void	sama5d2EthInitGpio (NetInterface *interface)
	GPIO configuration. More...

void	sama5d2EthInitBufferDesc (NetInterface *interface)
	Initialize buffer descriptors. More...

void	sama5d2EthTick (NetInterface *interface)
	SAMA5D2 Ethernet MAC timer handler. More...

void	sama5d2EthEnableIrq (NetInterface *interface)
	Enable interrupts. More...

void	sama5d2EthDisableIrq (NetInterface *interface)
	Disable interrupts. More...

void	sama5d2EthIrqHandler (void)
	SAMA5D2 Ethernet MAC interrupt service routine. More...

void	sama5d2EthEventHandler (NetInterface *interface)
	SAMA5D2 Ethernet MAC event handler. More...

error_t	sama5d2EthSendPacket (NetInterface interface, const NetBuffer buffer, size_t offset, NetTxAncillary *ancillary)
	Send a packet. More...

error_t	sama5d2EthReceivePacket (NetInterface *interface)
	Receive a packet. More...

error_t	sama5d2EthUpdateMacAddrFilter (NetInterface *interface)
	Configure MAC address filtering. More...

error_t	sama5d2EthUpdateMacConfig (NetInterface *interface)
	Adjust MAC configuration parameters for proper operation. More...

void	sama5d2EthWritePhyReg (uint8_t opcode, uint8_t phyAddr, uint8_t regAddr, uint16_t data)
	Write PHY register. More...

uint16_t	sama5d2EthReadPhyReg (uint8_t opcode, uint8_t phyAddr, uint8_t regAddr)
	Read PHY register. More...

Variables
const NicDriver	sama5d2EthDriver
	SAMA5D2 Ethernet MAC driver. More...

Detailed Description

SAMA5D2 Ethernet MAC driver.

License

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

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: 2.4.0

Definition in file sama5d2_eth_driver.c.

Macro Definition Documentation

◆ TRACE_LEVEL

#define TRACE_LEVEL NIC_TRACE_LEVEL

Definition at line 32 of file sama5d2_eth_driver.c.

Function Documentation

◆ sama5d2EthDisableIrq()

void sama5d2EthDisableIrq ( NetInterface * interface )

Disable interrupts.

Parameters

[in] interface Underlying network interface

Definition at line 431 of file sama5d2_eth_driver.c.

◆ sama5d2EthEnableIrq()

void sama5d2EthEnableIrq ( NetInterface * interface )

Enable interrupts.

Parameters

[in] interface Underlying network interface

Definition at line 403 of file sama5d2_eth_driver.c.

◆ sama5d2EthEventHandler()

void sama5d2EthEventHandler ( NetInterface * interface )

SAMA5D2 Ethernet MAC event handler.

Parameters

[in] interface Underlying network interface

Definition at line 517 of file sama5d2_eth_driver.c.

◆ sama5d2EthInit()

error_t sama5d2EthInit ( NetInterface * interface )

SAMA5D2 Ethernet MAC initialization.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 151 of file sama5d2_eth_driver.c.

◆ sama5d2EthInitBufferDesc()

void sama5d2EthInitBufferDesc ( NetInterface * interface )

Initialize buffer descriptors.

Parameters

[in] interface Underlying network interface

Definition at line 292 of file sama5d2_eth_driver.c.

◆ sama5d2EthInitGpio()

__weak_func void sama5d2EthInitGpio ( NetInterface * interface )

GPIO configuration.

Parameters

[in] interface Underlying network interface

Definition at line 272 of file sama5d2_eth_driver.c.

◆ sama5d2EthIrqHandler()

void sama5d2EthIrqHandler ( void )

SAMA5D2 Ethernet MAC interrupt service routine.

Definition at line 458 of file sama5d2_eth_driver.c.

◆ sama5d2EthReadPhyReg()

uint16_t sama5d2EthReadPhyReg	(	uint8_t	opcode,
		uint8_t	phyAddr,
		uint8_t	regAddr
	)

Read PHY register.

Parameters

[in]	opcode	Access type (2 bits)
[in]	phyAddr	PHY address (5 bits)
[in]	regAddr	Register address (5 bits)

Returns: Register value

Definition at line 963 of file sama5d2_eth_driver.c.

◆ sama5d2EthReceivePacket()

error_t sama5d2EthReceivePacket ( NetInterface * interface )

Receive a packet.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 623 of file sama5d2_eth_driver.c.

◆ sama5d2EthSendPacket()

error_t sama5d2EthSendPacket	(	NetInterface *	interface,
		const NetBuffer *	buffer,
		size_t	offset,
		NetTxAncillary *	ancillary
	)

Send a packet.

Parameters

[in]	interface	Underlying network interface
[in]	buffer	Multi-part buffer containing the data to send
[in]	offset	Offset to the first data byte
[in]	ancillary	Additional options passed to the stack along with the packet

Returns: Error code

Definition at line 553 of file sama5d2_eth_driver.c.

◆ sama5d2EthTick()

void sama5d2EthTick ( NetInterface * interface )

SAMA5D2 Ethernet MAC timer handler.

This routine is periodically called by the TCP/IP stack to handle periodic operations such as polling the link state

Parameters

[in] interface Underlying network interface

Definition at line 378 of file sama5d2_eth_driver.c.

◆ sama5d2EthUpdateMacAddrFilter()

error_t sama5d2EthUpdateMacAddrFilter ( NetInterface * interface )

Configure MAC address filtering.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 755 of file sama5d2_eth_driver.c.

◆ sama5d2EthUpdateMacConfig()

error_t sama5d2EthUpdateMacConfig ( NetInterface * interface )

Adjust MAC configuration parameters for proper operation.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 881 of file sama5d2_eth_driver.c.

◆ sama5d2EthWritePhyReg()

void sama5d2EthWritePhyReg	(	uint8_t	opcode,
		uint8_t	phyAddr,
		uint8_t	regAddr,
		uint16_t	data
	)

Write PHY register.

Parameters

[in]	opcode	Access type (2 bits)
[in]	phyAddr	PHY address (5 bits)
[in]	regAddr	Register address (5 bits)
[in]	data	Register value

Definition at line 924 of file sama5d2_eth_driver.c.

Variable Documentation

◆ sama5d2EthDriver

const NicDriver sama5d2EthDriver

Initial value:

=
{
   NIC_TYPE_ETHERNET,
   ETH_MTU,
   sama5d2EthInit,
   sama5d2EthTick,
   sama5d2EthEnableIrq,
   sama5d2EthDisableIrq,
   sama5d2EthEventHandler,
   sama5d2EthSendPacket,
   sama5d2EthUpdateMacAddrFilter,
   sama5d2EthUpdateMacConfig,
   sama5d2EthWritePhyReg,
   sama5d2EthReadPhyReg,
   TRUE,
   TRUE,
   TRUE,
   FALSE
}

SAMA5D2 Ethernet MAC driver.

Definition at line 124 of file sama5d2_eth_driver.c.

Macros

Functions

Variables

Detailed Description

License

Macro Definition Documentation

◆ TRACE_LEVEL

Function Documentation

◆ sama5d2EthDisableIrq()

◆ sama5d2EthEnableIrq()

◆ sama5d2EthEventHandler()

◆ sama5d2EthInit()

◆ sama5d2EthInitBufferDesc()

◆ sama5d2EthInitGpio()

◆ sama5d2EthIrqHandler()

◆ sama5d2EthReadPhyReg()

◆ sama5d2EthReceivePacket()

◆ sama5d2EthSendPacket()

◆ sama5d2EthTick()

◆ sama5d2EthUpdateMacAddrFilter()

◆ sama5d2EthUpdateMacConfig()

◆ sama5d2EthWritePhyReg()

Variable Documentation

◆ sama5d2EthDriver