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lpc175x_eth.h File Reference
Data Structures | Functions | Variables

lpc175x_eth.h File Reference

LPC1758 Ethernet MAC controller. More...

Go to the source code of this file.

Data Structures

struct  Lpc175xTxDesc
 Transmit descriptor. More...
struct  Lpc175xTxStatus
 Transmit status. More...
struct  Lpc175xRxDesc
 Receive descriptor. More...
struct  Lpc175xRxStatus
 Receive status. More...

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 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.h.

Function Documentation

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

LPC175x Ethernet MAC driver.

Definition at line 92 of file lpc175x_eth.c.

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