lpc18xx_eth_driver.c File Reference

LPC1800 Ethernet MAC driver. More...

#include "lpc18xx.h"
#include "core/net.h"
#include "drivers/mac/lpc18xx_eth_driver.h"
#include "debug.h"

Go to the source code of this file.

Macros

#define TRACE_LEVEL   NIC_TRACE_LEVEL
 

Functions

error_t lpc18xxEthInit (NetInterface *interface)
 LPC18xx Ethernet MAC initialization. More...
 
void lpc18xxEthInitDmaDesc (NetInterface *interface)
 Initialize DMA descriptor lists. More...
 
void lpc18xxEthTick (NetInterface *interface)
 LPC18xx Ethernet MAC timer handler. More...
 
void lpc18xxEthEnableIrq (NetInterface *interface)
 Enable interrupts. More...
 
void lpc18xxEthDisableIrq (NetInterface *interface)
 Disable interrupts. More...
 
void ETHERNET_IRQHandler (void)
 LPC18xx Ethernet MAC interrupt service routine. More...
 
void lpc18xxEthEventHandler (NetInterface *interface)
 LPC18xx Ethernet MAC event handler. More...
 
error_t lpc18xxEthSendPacket (NetInterface *interface, const NetBuffer *buffer, size_t offset, NetTxAncillary *ancillary)
 Send a packet. More...
 
error_t lpc18xxEthReceivePacket (NetInterface *interface)
 Receive a packet. More...
 
error_t lpc18xxEthUpdateMacAddrFilter (NetInterface *interface)
 Configure MAC address filtering. More...
 
error_t lpc18xxEthUpdateMacConfig (NetInterface *interface)
 Adjust MAC configuration parameters for proper operation. More...
 
void lpc18xxEthWritePhyReg (uint8_t opcode, uint8_t phyAddr, uint8_t regAddr, uint16_t data)
 Write PHY register. More...
 
uint16_t lpc18xxEthReadPhyReg (uint8_t opcode, uint8_t phyAddr, uint8_t regAddr)
 Read PHY register. More...
 
uint32_t lpc18xxEthCalcCrc (const void *data, size_t length)
 CRC calculation. More...
 

Variables

const NicDriver lpc18xxEthDriver
 LPC18xx Ethernet MAC driver. More...
 

Detailed Description

LPC1800 Ethernet MAC driver.

License

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

Copyright (C) 2010-2020 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
1.9.8

Definition in file lpc18xx_eth_driver.c.

Macro Definition Documentation

◆ TRACE_LEVEL

#define TRACE_LEVEL   NIC_TRACE_LEVEL

Definition at line 32 of file lpc18xx_eth_driver.c.

Function Documentation

◆ ETHERNET_IRQHandler()

void ETHERNET_IRQHandler ( void  )

LPC18xx Ethernet MAC interrupt service routine.

Definition at line 440 of file lpc18xx_eth_driver.c.

◆ lpc18xxEthCalcCrc()

uint32_t lpc18xxEthCalcCrc ( 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 852 of file lpc18xx_eth_driver.c.

◆ lpc18xxEthDisableIrq()

void lpc18xxEthDisableIrq ( NetInterface interface)

Disable interrupts.

Parameters
[in]interfaceUnderlying network interface

Definition at line 413 of file lpc18xx_eth_driver.c.

◆ lpc18xxEthEnableIrq()

void lpc18xxEthEnableIrq ( NetInterface interface)

Enable interrupts.

Parameters
[in]interfaceUnderlying network interface

Definition at line 385 of file lpc18xx_eth_driver.c.

◆ lpc18xxEthEventHandler()

void lpc18xxEthEventHandler ( NetInterface interface)

LPC18xx Ethernet MAC event handler.

Parameters
[in]interfaceUnderlying network interface

Definition at line 494 of file lpc18xx_eth_driver.c.

◆ lpc18xxEthInit()

error_t lpc18xxEthInit ( NetInterface interface)

LPC18xx Ethernet MAC initialization.

Parameters
[in]interfaceUnderlying network interface
Returns
Error code

Definition at line 114 of file lpc18xx_eth_driver.c.

◆ lpc18xxEthInitDmaDesc()

void lpc18xxEthInitDmaDesc ( NetInterface interface)

Initialize DMA descriptor lists.

Parameters
[in]interfaceUnderlying network interface

Definition at line 291 of file lpc18xx_eth_driver.c.

◆ lpc18xxEthReadPhyReg()

uint16_t lpc18xxEthReadPhyReg ( 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 806 of file lpc18xx_eth_driver.c.

◆ lpc18xxEthReceivePacket()

error_t lpc18xxEthReceivePacket ( NetInterface interface)

Receive a packet.

Parameters
[in]interfaceUnderlying network interface
Returns
Error code

Definition at line 591 of file lpc18xx_eth_driver.c.

◆ lpc18xxEthSendPacket()

error_t lpc18xxEthSendPacket ( 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 532 of file lpc18xx_eth_driver.c.

◆ lpc18xxEthTick()

void lpc18xxEthTick ( NetInterface interface)

LPC18xx 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 360 of file lpc18xx_eth_driver.c.

◆ lpc18xxEthUpdateMacAddrFilter()

error_t lpc18xxEthUpdateMacAddrFilter ( NetInterface interface)

Configure MAC address filtering.

Parameters
[in]interfaceUnderlying network interface
Returns
Error code

Definition at line 661 of file lpc18xx_eth_driver.c.

◆ lpc18xxEthUpdateMacConfig()

error_t lpc18xxEthUpdateMacConfig ( NetInterface interface)

Adjust MAC configuration parameters for proper operation.

Parameters
[in]interfaceUnderlying network interface
Returns
Error code

Definition at line 721 of file lpc18xx_eth_driver.c.

◆ lpc18xxEthWritePhyReg()

void lpc18xxEthWritePhyReg ( 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 764 of file lpc18xx_eth_driver.c.

Variable Documentation

◆ lpc18xxEthDriver

void lpc18xxEthEnableIrq(NetInterface *interface)
Enable interrupts.
void lpc18xxEthWritePhyReg(uint8_t opcode, uint8_t phyAddr, uint8_t regAddr, uint16_t data)
Write PHY register.
#define TRUE
Definition: os_port.h:50
uint16_t lpc18xxEthReadPhyReg(uint8_t opcode, uint8_t phyAddr, uint8_t regAddr)
Read PHY register.
error_t lpc18xxEthInit(NetInterface *interface)
LPC18xx Ethernet MAC initialization.
void lpc18xxEthTick(NetInterface *interface)
LPC18xx Ethernet MAC timer handler.
#define FALSE
Definition: os_port.h:46
void lpc18xxEthEventHandler(NetInterface *interface)
LPC18xx Ethernet MAC event handler.
error_t lpc18xxEthSendPacket(NetInterface *interface, const NetBuffer *buffer, size_t offset, NetTxAncillary *ancillary)
Send a packet.
error_t lpc18xxEthUpdateMacConfig(NetInterface *interface)
Adjust MAC configuration parameters for proper operation.
#define ETH_MTU
Definition: ethernet.h:105
error_t lpc18xxEthUpdateMacAddrFilter(NetInterface *interface)
Configure MAC address filtering.
void lpc18xxEthDisableIrq(NetInterface *interface)
Disable interrupts.
Ethernet interface.
Definition: nic.h:82