lpc178x_eth_driver.c File Reference

LPC1786/88 Ethernet MAC controller. More...

#include "lpc177x_8x.h"
#include "core/net.h"
#include "drivers/mac/lpc178x_eth_driver.h"
#include "debug.h"

Go to the source code of this file.

Macros

#define TRACE_LEVEL   NIC_TRACE_LEVEL
 

Functions

error_t lpc178xEthInit (NetInterface *interface)
 LPC178x Ethernet MAC initialization. More...
 
void lpc178xEthInitDesc (NetInterface *interface)
 Initialize TX and RX descriptors. More...
 
void lpc178xEthTick (NetInterface *interface)
 LPC178x Ethernet MAC timer handler. More...
 
void lpc178xEthEnableIrq (NetInterface *interface)
 Enable interrupts. More...
 
void lpc178xEthDisableIrq (NetInterface *interface)
 Disable interrupts. More...
 
void ENET_IRQHandler (void)
 LPC178x Ethernet MAC interrupt service routine. More...
 
void lpc178xEthEventHandler (NetInterface *interface)
 LPC178x Ethernet MAC event handler. More...
 
error_t lpc178xEthSendPacket (NetInterface *interface, const NetBuffer *buffer, size_t offset)
 Send a packet. More...
 
error_t lpc178xEthReceivePacket (NetInterface *interface)
 Receive a packet. More...
 
error_t lpc178xEthUpdateMacAddrFilter (NetInterface *interface)
 Configure MAC address filtering. More...
 
error_t lpc178xEthUpdateMacConfig (NetInterface *interface)
 Adjust MAC configuration parameters for proper operation. More...
 
void lpc178xEthWritePhyReg (uint8_t opcode, uint8_t phyAddr, uint8_t regAddr, uint16_t data)
 Write PHY register. More...
 
uint16_t lpc178xEthReadPhyReg (uint8_t opcode, uint8_t phyAddr, uint8_t regAddr)
 Read PHY register. More...
 
uint32_t lpc178xEthCalcCrc (const void *data, size_t length)
 CRC calculation. More...
 

Variables

const NicDriver lpc178xEthDriver
 LPC178x Ethernet MAC driver. More...
 

Detailed Description

LPC1786/88 Ethernet MAC controller.

License

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

Copyright (C) 2010-2019 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
1.9.6

Definition in file lpc178x_eth_driver.c.

Macro Definition Documentation

◆ TRACE_LEVEL

#define TRACE_LEVEL   NIC_TRACE_LEVEL

Definition at line 32 of file lpc178x_eth_driver.c.

Function Documentation

◆ ENET_IRQHandler()

void ENET_IRQHandler ( void  )

LPC178x Ethernet MAC interrupt service routine.

Definition at line 342 of file lpc178x_eth_driver.c.

◆ lpc178xEthCalcCrc()

uint32_t lpc178xEthCalcCrc ( 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 735 of file lpc178x_eth_driver.c.

◆ lpc178xEthDisableIrq()

void lpc178xEthDisableIrq ( NetInterface interface)

Disable interrupts.

Parameters
[in]interfaceUnderlying network interface

Definition at line 329 of file lpc178x_eth_driver.c.

◆ lpc178xEthEnableIrq()

void lpc178xEthEnableIrq ( NetInterface interface)

Enable interrupts.

Parameters
[in]interfaceUnderlying network interface

Definition at line 315 of file lpc178x_eth_driver.c.

◆ lpc178xEthEventHandler()

void lpc178xEthEventHandler ( NetInterface interface)

LPC178x Ethernet MAC event handler.

Parameters
[in]interfaceUnderlying network interface

Definition at line 400 of file lpc178x_eth_driver.c.

◆ lpc178xEthInit()

error_t lpc178xEthInit ( NetInterface interface)

LPC178x Ethernet MAC initialization.

Parameters
[in]interfaceUnderlying network interface
Returns
Error code

Definition at line 121 of file lpc178x_eth_driver.c.

◆ lpc178xEthInitDesc()

void lpc178xEthInitDesc ( NetInterface interface)

Initialize TX and RX descriptors.

Parameters
[in]interfaceUnderlying network interface

Definition at line 252 of file lpc178x_eth_driver.c.

◆ lpc178xEthReadPhyReg()

uint16_t lpc178xEthReadPhyReg ( 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 691 of file lpc178x_eth_driver.c.

◆ lpc178xEthReceivePacket()

error_t lpc178xEthReceivePacket ( NetInterface interface)

Receive a packet.

Parameters
[in]interfaceUnderlying network interface
Returns
Error code

Definition at line 511 of file lpc178x_eth_driver.c.

◆ lpc178xEthSendPacket()

error_t lpc178xEthSendPacket ( NetInterface interface,
const NetBuffer buffer,
size_t  offset 
)

Send a packet.

Parameters
[in]interfaceUnderlying network interface
[in]bufferMulti-part buffer containing the data to send
[in]offsetOffset to the first data byte
Returns
Error code

Definition at line 433 of file lpc178x_eth_driver.c.

◆ lpc178xEthTick()

void lpc178xEthTick ( NetInterface interface)

LPC178x 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 303 of file lpc178x_eth_driver.c.

◆ lpc178xEthUpdateMacAddrFilter()

error_t lpc178xEthUpdateMacAddrFilter ( NetInterface interface)

Configure MAC address filtering.

Parameters
[in]interfaceUnderlying network interface
Returns
Error code

Definition at line 558 of file lpc178x_eth_driver.c.

◆ lpc178xEthUpdateMacConfig()

error_t lpc178xEthUpdateMacConfig ( NetInterface interface)

Adjust MAC configuration parameters for proper operation.

Parameters
[in]interfaceUnderlying network interface
Returns
Error code

Definition at line 616 of file lpc178x_eth_driver.c.

◆ lpc178xEthWritePhyReg()

void lpc178xEthWritePhyReg ( 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 655 of file lpc178x_eth_driver.c.

Variable Documentation

◆ lpc178xEthDriver

#define TRUE
Definition: os_port.h:50
void lpc178xEthDisableIrq(NetInterface *interface)
Disable interrupts.
uint16_t lpc178xEthReadPhyReg(uint8_t opcode, uint8_t phyAddr, uint8_t regAddr)
Read PHY register.
#define FALSE
Definition: os_port.h:46
void lpc178xEthEnableIrq(NetInterface *interface)
Enable interrupts.
void lpc178xEthEventHandler(NetInterface *interface)
LPC178x Ethernet MAC event handler.
#define ETH_MTU
Definition: ethernet.h:91
error_t lpc178xEthUpdateMacConfig(NetInterface *interface)
Adjust MAC configuration parameters for proper operation.
error_t lpc178xEthInit(NetInterface *interface)
LPC178x Ethernet MAC initialization.
void lpc178xEthWritePhyReg(uint8_t opcode, uint8_t phyAddr, uint8_t regAddr, uint16_t data)
Write PHY register.
error_t lpc178xEthSendPacket(NetInterface *interface, const NetBuffer *buffer, size_t offset)
Send a packet.
void lpc178xEthTick(NetInterface *interface)
LPC178x Ethernet MAC timer handler.
error_t lpc178xEthUpdateMacAddrFilter(NetInterface *interface)
Configure MAC address filtering.
@ NIC_TYPE_ETHERNET
Ethernet interface.
Definition: nic.h:79