lpc43xx_eth_driver.c File Reference

LPC4300 Ethernet MAC driver. More...

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

Go to the source code of this file.

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

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
2.4.0

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]dataPointer to the data over which to calculate the CRC
[in]lengthNumber 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]interfaceUnderlying network interface

Definition at line 411 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthEnableIrq()

void lpc43xxEthEnableIrq ( NetInterface interface)

Enable interrupts.

Parameters
[in]interfaceUnderlying network interface

Definition at line 383 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthEventHandler()

void lpc43xxEthEventHandler ( NetInterface interface)

LPC43xx Ethernet MAC event handler.

Parameters
[in]interfaceUnderlying network interface

Definition at line 492 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthInit()

error_t lpc43xxEthInit ( NetInterface interface)

LPC43xx Ethernet MAC initialization.

Parameters
[in]interfaceUnderlying 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]interfaceUnderlying network interface

Definition at line 289 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthInitGpio()

__weak_func void lpc43xxEthInitGpio ( NetInterface interface)

GPIO configuration.

Parameters
[in]interfaceUnderlying 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]opcodeAccess type (2 bits)
[in]phyAddrPHY address (5 bits)
[in]regAddrRegister 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]interfaceUnderlying 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]interfaceUnderlying network interface
[in]bufferMulti-part buffer containing the data to send
[in]offsetOffset to the first data byte
[in]ancillaryAdditional 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]interfaceUnderlying network interface

Definition at line 358 of file lpc43xx_eth_driver.c.

◆ lpc43xxEthUpdateMacAddrFilter()

error_t lpc43xxEthUpdateMacAddrFilter ( NetInterface interface)

Configure MAC address filtering.

Parameters
[in]interfaceUnderlying 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]interfaceUnderlying 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]opcodeAccess type (2 bits)
[in]phyAddrPHY address (5 bits)
[in]regAddrRegister address (5 bits)
[in]dataRegister value

Definition at line 762 of file lpc43xx_eth_driver.c.

Variable Documentation

◆ lpc43xxEthDriver

const NicDriver lpc43xxEthDriver
Initial value:
=
{
}
#define ETH_MTU
Definition: ethernet.h:116
void lpc43xxEthEnableIrq(NetInterface *interface)
Enable interrupts.
error_t lpc43xxEthUpdateMacAddrFilter(NetInterface *interface)
Configure MAC address filtering.
void lpc43xxEthDisableIrq(NetInterface *interface)
Disable interrupts.
error_t lpc43xxEthUpdateMacConfig(NetInterface *interface)
Adjust MAC configuration parameters for proper operation.
error_t lpc43xxEthSendPacket(NetInterface *interface, const NetBuffer *buffer, size_t offset, NetTxAncillary *ancillary)
Send a packet.
error_t lpc43xxEthInit(NetInterface *interface)
LPC43xx Ethernet MAC initialization.
uint16_t lpc43xxEthReadPhyReg(uint8_t opcode, uint8_t phyAddr, uint8_t regAddr)
Read PHY register.
void lpc43xxEthEventHandler(NetInterface *interface)
LPC43xx Ethernet MAC event handler.
void lpc43xxEthTick(NetInterface *interface)
LPC43xx Ethernet MAC timer handler.
void lpc43xxEthWritePhyReg(uint8_t opcode, uint8_t phyAddr, uint8_t regAddr, uint16_t data)
Write PHY register.
@ NIC_TYPE_ETHERNET
Ethernet interface.
Definition: nic.h:83
#define TRUE
Definition: os_port.h:50
#define FALSE
Definition: os_port.h:46

LPC43xx Ethernet MAC driver.

Definition at line 87 of file lpc43xx_eth_driver.c.