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fm4_eth.c File Reference
Functions | Variables

fm4_eth.c File Reference

Spansion FM4 Ethernet MAC controller. More...

Go to the source code of this file.

Functions

error_t fm4EthInit (NetInterface *interface)
 Spansion FM4 Ethernet MAC initialization.
void fm4EthInitGpio (NetInterface *interface)
 GPIO configuration.
void fm4EthInitDmaDesc (NetInterface *interface)
 Initialize DMA descriptor lists.
void fm4EthTick (NetInterface *interface)
 Spansion FM4 Ethernet MAC timer handler.
void fm4EthEnableIrq (NetInterface *interface)
 Enable interrupts.
void fm4EthDisableIrq (NetInterface *interface)
 Disable interrupts.
void ETHER0_IRQHandler (void)
 Spansion FM4 Ethernet MAC interrupt service routine.
void fm4EthEventHandler (NetInterface *interface)
 Spansion FM4 Ethernet MAC event handler.
error_t fm4EthSendPacket (NetInterface *interface, const NetBuffer *buffer, size_t offset)
 Send a packet.
error_t fm4EthReceivePacket (NetInterface *interface)
 Receive a packet.
error_t fm4EthSetMulticastFilter (NetInterface *interface)
 Configure multicast MAC address filtering.
error_t fm4EthUpdateMacConfig (NetInterface *interface)
 Adjust MAC configuration parameters for proper operation.
void fm4EthWritePhyReg (uint8_t phyAddr, uint8_t regAddr, uint16_t data)
 Write PHY register.
uint16_t fm4EthReadPhyReg (uint8_t phyAddr, uint8_t regAddr)
 Read PHY register.
uint32_t fm4EthCalcCrc (const void *data, size_t length)
 CRC calculation.

Variables

const NicDriver fm4EthDriver
 Spansion FM4 Ethernet MAC driver.

Detailed Description

Spansion FM4 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 fm4_eth.c.

Function Documentation

void ETHER0_IRQHandler ( void   )

Spansion FM4 Ethernet MAC interrupt service routine.

Definition at line 423 of file fm4_eth.c.

uint32_t fm4EthCalcCrc ( 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 762 of file fm4_eth.c.

void fm4EthDisableIrq ( NetInterface *  interface )

Disable interrupts.

Parameters:
[in]interfaceUnderlying network interface

Definition at line 410 of file fm4_eth.c.

void fm4EthEnableIrq ( NetInterface *  interface )

Enable interrupts.

Parameters:
[in]interfaceUnderlying network interface

Definition at line 396 of file fm4_eth.c.

void fm4EthEventHandler ( NetInterface *  interface )

Spansion FM4 Ethernet MAC event handler.

Parameters:
[in]interfaceUnderlying network interface

Definition at line 472 of file fm4_eth.c.

error_t fm4EthInit ( NetInterface *  interface )

Spansion FM4 Ethernet MAC initialization.

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

Definition at line 112 of file fm4_eth.c.

void fm4EthInitDmaDesc ( NetInterface *  interface )

Initialize DMA descriptor lists.

Parameters:
[in]interfaceUnderlying network interface

Definition at line 315 of file fm4_eth.c.

void fm4EthInitGpio ( NetInterface *  interface )

GPIO configuration.

Parameters:
[in]interfaceUnderlying network interface

Definition at line 241 of file fm4_eth.c.

uint16_t fm4EthReadPhyReg ( uint8_t  phyAddr,
uint8_t  regAddr 
)

Read PHY register.

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

Definition at line 736 of file fm4_eth.c.

error_t fm4EthReceivePacket ( NetInterface *  interface )

Receive a packet.

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

Definition at line 564 of file fm4_eth.c.

error_t fm4EthSendPacket ( 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 507 of file fm4_eth.c.

error_t fm4EthSetMulticastFilter ( NetInterface *  interface )

Configure multicast MAC address filtering.

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

Definition at line 628 of file fm4_eth.c.

void fm4EthTick ( NetInterface *  interface )

Spansion FM4 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 384 of file fm4_eth.c.

error_t fm4EthUpdateMacConfig ( NetInterface *  interface )

Adjust MAC configuration parameters for proper operation.

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

Definition at line 684 of file fm4_eth.c.

void fm4EthWritePhyReg ( 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 710 of file fm4_eth.c.

Variable Documentation

const NicDriver fm4EthDriver
Initial value:
{
   NIC_TYPE_ETHERNET,
   ETH_MTU,
   fm4EthInit,
   fm4EthTick,
   fm4EthEnableIrq,
   fm4EthDisableIrq,
   fm4EthEventHandler,
   fm4EthSendPacket,
   fm4EthSetMulticastFilter,
   fm4EthUpdateMacConfig,
   fm4EthWritePhyReg,
   fm4EthReadPhyReg,
   TRUE,
   TRUE,
   TRUE,
   FALSE
}

Spansion FM4 Ethernet MAC driver.

Definition at line 85 of file fm4_eth.c.

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