LPC4300 Ethernet MAC driver. More...

#include "lpc43xx.h"
#include "core/net.h"
#include "drivers/mac/lpc43xx_eth_driver.h"
#include "debug.h"

Macros
#define	TRACE_LEVEL NIC_TRACE_LEVEL

Functions
error_t	lpc43xxEthInit (NetInterface *interface)
	LPC43xx Ethernet MAC initialization. More...

__weak_func void	lpc43xxEthInitGpio (NetInterface *interface)
	GPIO configuration. More...

void	lpc43xxEthInitDmaDesc (NetInterface *interface)
	Initialize DMA descriptor lists. More...

void	lpc43xxEthTick (NetInterface *interface)
	LPC43xx Ethernet MAC timer handler. More...

void	lpc43xxEthEnableIrq (NetInterface *interface)
	Enable interrupts. More...

void	lpc43xxEthDisableIrq (NetInterface *interface)
	Disable interrupts. More...

void	ETHERNET_IRQHandler (void)
	LPC43xx Ethernet MAC interrupt service routine. More...

void	lpc43xxEthEventHandler (NetInterface *interface)
	LPC43xx Ethernet MAC event handler. More...

error_t	lpc43xxEthSendPacket (NetInterface interface, const NetBuffer buffer, size_t offset, NetTxAncillary *ancillary)
	Send a packet. More...

error_t	lpc43xxEthReceivePacket (NetInterface *interface)
	Receive a packet. More...

error_t	lpc43xxEthUpdateMacAddrFilter (NetInterface *interface)
	Configure MAC address filtering. More...

error_t	lpc43xxEthUpdateMacConfig (NetInterface *interface)
	Adjust MAC configuration parameters for proper operation. More...

void	lpc43xxEthWritePhyReg (uint8_t opcode, uint8_t phyAddr, uint8_t regAddr, uint16_t data)
	Write PHY register. More...

uint16_t	lpc43xxEthReadPhyReg (uint8_t opcode, uint8_t phyAddr, uint8_t regAddr)
	Read PHY register. More...

uint32_t	lpc43xxEthCalcCrc (const void *data, size_t length)
	CRC calculation. More...

Variables
const NicDriver	lpc43xxEthDriver
	LPC43xx Ethernet MAC driver. More...

Detailed Description

LPC4300 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: 2.4.4

Definition in file lpc43xx_eth_driver.c.

Macro Definition Documentation

◆ TRACE_LEVEL

#define TRACE_LEVEL NIC_TRACE_LEVEL

Definition at line 32 of file lpc43xx_eth_driver.c.

Function Documentation

◆ ETHERNET_IRQHandler()

void ETHERNET_IRQHandler ( void )

LPC43xx Ethernet MAC interrupt service routine.

Definition at line 438 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthCalcCrc()

uint32_t lpc43xxEthCalcCrc	(	const void *	data,
		size_t	length
	)

CRC calculation.

Parameters

[in]	data	Pointer to the data over which to calculate the CRC
[in]	length	Number of bytes to process

Returns: Resulting CRC value

Definition at line 850 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthDisableIrq()

void lpc43xxEthDisableIrq ( NetInterface * interface )

Disable interrupts.

Parameters

[in] interface Underlying network interface

Definition at line 411 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthEnableIrq()

void lpc43xxEthEnableIrq ( NetInterface * interface )

Enable interrupts.

Parameters

[in] interface Underlying network interface

Definition at line 383 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthEventHandler()

void lpc43xxEthEventHandler ( NetInterface * interface )

LPC43xx Ethernet MAC event handler.

Parameters

[in] interface Underlying network interface

Definition at line 492 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthInit()

error_t lpc43xxEthInit ( NetInterface * interface )

LPC43xx Ethernet MAC initialization.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 114 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthInitDmaDesc()

void lpc43xxEthInitDmaDesc ( NetInterface * interface )

Initialize DMA descriptor lists.

Parameters

[in] interface Underlying network interface

Definition at line 289 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthInitGpio()

__weak_func void lpc43xxEthInitGpio ( NetInterface * interface )

GPIO configuration.

Parameters

[in] interface Underlying network interface

Definition at line 245 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthReadPhyReg()

uint16_t lpc43xxEthReadPhyReg	(	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 804 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthReceivePacket()

error_t lpc43xxEthReceivePacket ( NetInterface * interface )

Receive a packet.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 589 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthSendPacket()

error_t lpc43xxEthSendPacket	(	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 530 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthTick()

void lpc43xxEthTick ( NetInterface * interface )

LPC43xx 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 358 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthUpdateMacAddrFilter()

error_t lpc43xxEthUpdateMacAddrFilter ( NetInterface * interface )

Configure MAC address filtering.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 659 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthUpdateMacConfig()

error_t lpc43xxEthUpdateMacConfig ( NetInterface * interface )

Adjust MAC configuration parameters for proper operation.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 719 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthWritePhyReg()

void lpc43xxEthWritePhyReg	(	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 762 of file lpc43xx_eth_driver.c.

Variable Documentation

◆ lpc43xxEthDriver

const NicDriver lpc43xxEthDriver

Initial value:

=
{
   NIC_TYPE_ETHERNET,
   ETH_MTU,
   lpc43xxEthInit,
   lpc43xxEthTick,
   lpc43xxEthEnableIrq,
   lpc43xxEthDisableIrq,
   lpc43xxEthEventHandler,
   lpc43xxEthSendPacket,
   lpc43xxEthUpdateMacAddrFilter,
   lpc43xxEthUpdateMacConfig,
   lpc43xxEthWritePhyReg,
   lpc43xxEthReadPhyReg,
   TRUE,
   TRUE,
   TRUE,
   FALSE
}

LPC43xx Ethernet MAC driver.

Definition at line 87 of file lpc43xx_eth_driver.c.

Macros

Functions

Variables

Detailed Description

License

Macro Definition Documentation

◆ TRACE_LEVEL

Function Documentation

◆ ETHERNET_IRQHandler()

◆ lpc43xxEthCalcCrc()

◆ lpc43xxEthDisableIrq()

◆ lpc43xxEthEnableIrq()

◆ lpc43xxEthEventHandler()

◆ lpc43xxEthInit()

◆ lpc43xxEthInitDmaDesc()

◆ lpc43xxEthInitGpio()

◆ lpc43xxEthReadPhyReg()

◆ lpc43xxEthReceivePacket()

◆ lpc43xxEthSendPacket()

◆ lpc43xxEthTick()

◆ lpc43xxEthUpdateMacAddrFilter()

◆ lpc43xxEthUpdateMacConfig()

◆ lpc43xxEthWritePhyReg()

Variable Documentation

◆ lpc43xxEthDriver