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lpc175x_eth.c File Reference
Functions | Variables

lpc175x_eth.c File Reference

LPC1758 Ethernet MAC controller. More...

Go to the source code of this file.

Functions

error_t lpc175xEthInit (NetInterface *interface)
 LPC175x Ethernet MAC initialization.
void lpc175xEthInitGpio (NetInterface *interface)
 GPIO configuration.
void lpc175xEthInitDesc (NetInterface *interface)
 Initialize TX and RX descriptors.
void lpc175xEthTick (NetInterface *interface)
 LPC175x Ethernet MAC timer handler.
void lpc175xEthEnableIrq (NetInterface *interface)
 Enable interrupts.
void lpc175xEthDisableIrq (NetInterface *interface)
 Disable interrupts.
void ENET_IRQHandler (void)
 LPC175x Ethernet MAC interrupt service routine.
void lpc175xEthEventHandler (NetInterface *interface)
 LPC175x Ethernet MAC event handler.
error_t lpc175xEthSendPacket (NetInterface *interface, const NetBuffer *buffer, size_t offset)
 Send a packet.
error_t lpc175xEthReceivePacket (NetInterface *interface)
 Receive a packet.
error_t lpc175xEthSetMulticastFilter (NetInterface *interface)
 Configure multicast MAC address filtering.
error_t lpc175xEthUpdateMacConfig (NetInterface *interface)
 Adjust MAC configuration parameters for proper operation.
void lpc175xEthWritePhyReg (uint8_t phyAddr, uint8_t regAddr, uint16_t data)
 Write PHY register.
uint16_t lpc175xEthReadPhyReg (uint8_t phyAddr, uint8_t regAddr)
 Read PHY register.
void lpc175xEthWriteSmi (uint32_t data, uint_t length)
 SMI write operation.
uint32_t lpc175xEthReadSmi (uint_t length)
 SMI read operation.
uint32_t lpc175xEthCalcCrc (const void *data, size_t length)
 CRC calculation.

Variables

const NicDriver lpc175xEthDriver
 LPC175x Ethernet MAC driver.

Detailed Description

LPC1758 Ethernet MAC controller.

License

Copyright (C) 2010-2017 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:
1.7.6

Definition in file lpc175x_eth.c.

Function Documentation

void ENET_IRQHandler ( void   )

LPC175x Ethernet MAC interrupt service routine.

Definition at line 329 of file lpc175x_eth.c.

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.c.

void lpc175xEthDisableIrq ( NetInterface *  interface )

Disable interrupts.

Parameters:
[in]interfaceUnderlying network interface

Definition at line 316 of file lpc175x_eth.c.

void lpc175xEthEnableIrq ( NetInterface *  interface )

Enable interrupts.

Parameters:
[in]interfaceUnderlying network interface

Definition at line 302 of file lpc175x_eth.c.

void lpc175xEthEventHandler ( NetInterface *  interface )

LPC175x Ethernet MAC event handler.

Parameters:
[in]interfaceUnderlying network interface

Definition at line 387 of file lpc175x_eth.c.

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.c.

void lpc175xEthInitDesc ( NetInterface *  interface )

Initialize TX and RX descriptors.

Parameters:
[in]interfaceUnderlying network interface

Definition at line 239 of file lpc175x_eth.c.

void lpc175xEthInitGpio ( NetInterface *  interface )

GPIO configuration.

Parameters:
[in]interfaceUnderlying network interface

Definition at line 209 of file lpc175x_eth.c.

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.c.

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.c.

error_t lpc175xEthReceivePacket ( NetInterface *  interface )

Receive a packet.

Parameters:
[in]interfaceUnderlying network interface
Returns:
Error code

Definition at line 498 of file lpc175x_eth.c.

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.c.

error_t lpc175xEthSetMulticastFilter ( NetInterface *  interface )

Configure multicast MAC address filtering.

Parameters:
[in]interfaceUnderlying network interface
Returns:
Error code

Definition at line 545 of file lpc175x_eth.c.

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.c.

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.c.

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.c.

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.c.

Variable Documentation

const NicDriver lpc175xEthDriver
Initial value:
{
   NIC_TYPE_ETHERNET,
   ETH_MTU,
   lpc175xEthInit,
   lpc175xEthTick,
   lpc175xEthEnableIrq,
   lpc175xEthDisableIrq,
   lpc175xEthEventHandler,
   lpc175xEthSendPacket,
   lpc175xEthSetMulticastFilter,
   lpc175xEthUpdateMacConfig,
   lpc175xEthWritePhyReg,
   lpc175xEthReadPhyReg,
   TRUE,
   TRUE,
   TRUE,
   FALSE
}

LPC175x Ethernet MAC driver.

Definition at line 92 of file lpc175x_eth.c.

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