lpc175x_eth_driver.c File Reference

LPC1758 Ethernet MAC controller. More...

#include "lpc17xx.h"
#include "core/net.h"
#include "drivers/mac/lpc175x_eth_driver.h"
#include "debug.h"

Go to the source code of this file.

Macros

#define TRACE_LEVEL   NIC_TRACE_LEVEL
 

Functions

error_t lpc175xEthInit (NetInterface *interface)
 LPC175x Ethernet MAC initialization. More...
 
void lpc175xEthInitDesc (NetInterface *interface)
 Initialize TX and RX descriptors. More...
 
void lpc175xEthTick (NetInterface *interface)
 LPC175x Ethernet MAC timer handler. More...
 
void lpc175xEthEnableIrq (NetInterface *interface)
 Enable interrupts. More...
 
void lpc175xEthDisableIrq (NetInterface *interface)
 Disable interrupts. More...
 
void ENET_IRQHandler (void)
 LPC175x Ethernet MAC interrupt service routine. More...
 
void lpc175xEthEventHandler (NetInterface *interface)
 LPC175x Ethernet MAC event handler. More...
 
error_t lpc175xEthSendPacket (NetInterface *interface, const NetBuffer *buffer, size_t offset)
 Send a packet. More...
 
error_t lpc175xEthReceivePacket (NetInterface *interface)
 Receive a packet. More...
 
error_t lpc175xEthUpdateMacAddrFilter (NetInterface *interface)
 Configure MAC address filtering. More...
 
error_t lpc175xEthUpdateMacConfig (NetInterface *interface)
 Adjust MAC configuration parameters for proper operation. More...
 
void lpc175xEthWritePhyReg (uint8_t phyAddr, uint8_t regAddr, uint16_t data)
 Write PHY register. More...
 
uint16_t lpc175xEthReadPhyReg (uint8_t phyAddr, uint8_t regAddr)
 Read PHY register. More...
 
void lpc175xEthWriteSmi (uint32_t data, uint_t length)
 SMI write operation. More...
 
uint32_t lpc175xEthReadSmi (uint_t length)
 SMI read operation. More...
 
uint32_t lpc175xEthCalcCrc (const void *data, size_t length)
 CRC calculation. More...
 

Variables

const NicDriver lpc175xEthDriver
 LPC175x Ethernet MAC driver. More...
 

Detailed Description

LPC1758 Ethernet MAC controller.

License

Copyright (C) 2010-2018 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
1.9.0

Definition in file lpc175x_eth_driver.c.

Macro Definition Documentation

◆ TRACE_LEVEL

#define TRACE_LEVEL   NIC_TRACE_LEVEL

Definition at line 30 of file lpc175x_eth_driver.c.

Function Documentation

◆ ENET_IRQHandler()

void ENET_IRQHandler ( void  )

LPC175x Ethernet MAC interrupt service routine.

Definition at line 329 of file lpc175x_eth_driver.c.

◆ lpc175xEthCalcCrc()

uint32_t lpc175xEthCalcCrc ( 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 769 of file lpc175x_eth_driver.c.

◆ lpc175xEthDisableIrq()

void lpc175xEthDisableIrq ( NetInterface interface)

Disable interrupts.

Parameters
[in]interfaceUnderlying network interface

Definition at line 316 of file lpc175x_eth_driver.c.

◆ lpc175xEthEnableIrq()

void lpc175xEthEnableIrq ( NetInterface interface)

Enable interrupts.

Parameters
[in]interfaceUnderlying network interface

Definition at line 302 of file lpc175x_eth_driver.c.

◆ lpc175xEthEventHandler()

void lpc175xEthEventHandler ( NetInterface interface)

LPC175x Ethernet MAC event handler.

Parameters
[in]interfaceUnderlying network interface

Definition at line 387 of file lpc175x_eth_driver.c.

◆ lpc175xEthInit()

error_t lpc175xEthInit ( NetInterface interface)

LPC175x Ethernet MAC initialization.

Parameters
[in]interfaceUnderlying network interface
Returns
Error code

Definition at line 119 of file lpc175x_eth_driver.c.

◆ lpc175xEthInitDesc()

void lpc175xEthInitDesc ( NetInterface interface)

Initialize TX and RX descriptors.

Parameters
[in]interfaceUnderlying network interface

Definition at line 239 of file lpc175x_eth_driver.c.

◆ lpc175xEthReadPhyReg()

uint16_t lpc175xEthReadPhyReg ( uint8_t  phyAddr,
uint8_t  regAddr 
)

Read PHY register.

Parameters
[in]phyAddrPHY address
[in]regAddrRegister address
Returns
Register value

Definition at line 664 of file lpc175x_eth_driver.c.

◆ lpc175xEthReadSmi()

uint32_t lpc175xEthReadSmi ( uint_t  length)

SMI read operation.

Parameters
[in]lengthNumber of bits to be read
Returns
Data resulting from the MDIO read operation

Definition at line 732 of file lpc175x_eth_driver.c.

◆ lpc175xEthReceivePacket()

error_t lpc175xEthReceivePacket ( NetInterface interface)

Receive a packet.

Parameters
[in]interfaceUnderlying network interface
Returns
Error code

Definition at line 498 of file lpc175x_eth_driver.c.

◆ lpc175xEthSendPacket()

error_t lpc175xEthSendPacket ( 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 420 of file lpc175x_eth_driver.c.

◆ lpc175xEthTick()

void lpc175xEthTick ( NetInterface interface)

LPC175x 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 290 of file lpc175x_eth_driver.c.

◆ lpc175xEthUpdateMacAddrFilter()

error_t lpc175xEthUpdateMacAddrFilter ( NetInterface interface)

Configure MAC address filtering.

Parameters
[in]interfaceUnderlying network interface
Returns
Error code

Definition at line 545 of file lpc175x_eth_driver.c.

◆ lpc175xEthUpdateMacConfig()

error_t lpc175xEthUpdateMacConfig ( NetInterface interface)

Adjust MAC configuration parameters for proper operation.

Parameters
[in]interfaceUnderlying network interface
Returns
Error code

Definition at line 598 of file lpc175x_eth_driver.c.

◆ lpc175xEthWritePhyReg()

void lpc175xEthWritePhyReg ( uint8_t  phyAddr,
uint8_t  regAddr,
uint16_t  data 
)

Write PHY register.

Parameters
[in]phyAddrPHY address
[in]regAddrRegister address
[in]dataRegister value

Definition at line 636 of file lpc175x_eth_driver.c.

◆ lpc175xEthWriteSmi()

void lpc175xEthWriteSmi ( uint32_t  data,
uint_t  length 
)

SMI write operation.

Parameters
[in]dataRaw data to be written
[in]lengthNumber of bits to be written

Definition at line 696 of file lpc175x_eth_driver.c.

Variable Documentation

◆ lpc175xEthDriver

const NicDriver lpc175xEthDriver
Initial value:
=
{
}
uint16_t lpc175xEthReadPhyReg(uint8_t phyAddr, uint8_t regAddr)
Read PHY register.
error_t lpc175xEthUpdateMacConfig(NetInterface *interface)
Adjust MAC configuration parameters for proper operation.
void lpc175xEthEventHandler(NetInterface *interface)
LPC175x Ethernet MAC event handler.
void lpc175xEthTick(NetInterface *interface)
LPC175x Ethernet MAC timer handler.
error_t lpc175xEthUpdateMacAddrFilter(NetInterface *interface)
Configure MAC address filtering.
void lpc175xEthDisableIrq(NetInterface *interface)
Disable interrupts.
#define TRUE
Definition: os_port.h:48
#define ETH_MTU
Definition: ethernet.h:82
Ethernet interface.
Definition: nic.h:69
void lpc175xEthWritePhyReg(uint8_t phyAddr, uint8_t regAddr, uint16_t data)
Write PHY register.
error_t lpc175xEthSendPacket(NetInterface *interface, const NetBuffer *buffer, size_t offset)
Send a packet.
void lpc175xEthEnableIrq(NetInterface *interface)
Enable interrupts.
#define FALSE
Definition: os_port.h:44
error_t lpc175xEthInit(NetInterface *interface)
LPC175x Ethernet MAC initialization.

LPC175x Ethernet MAC driver.

Definition at line 92 of file lpc175x_eth_driver.c.