Infineon XMC4400 Ethernet MAC driver. More...

#include "xmc4400.h"
#include "core/net.h"
#include "drivers/mac/xmc4400_eth_driver.h"
#include "debug.h"

Macros
#define	TRACE_LEVEL NIC_TRACE_LEVEL

Functions
error_t	xmc4400EthInit (NetInterface *interface)
	XMC4400 Ethernet MAC initialization. More...

__weak_func void	xmc4400EthInitGpio (NetInterface *interface)
	GPIO configuration. More...

void	xmc4400EthInitDmaDesc (NetInterface *interface)
	Initialize DMA descriptor lists. More...

void	xmc4400EthTick (NetInterface *interface)
	XMC4400 Ethernet MAC timer handler. More...

void	xmc4400EthEnableIrq (NetInterface *interface)
	Enable interrupts. More...

void	xmc4400EthDisableIrq (NetInterface *interface)
	Disable interrupts. More...

void	ETH0_0_IRQHandler (void)
	XMC4400 Ethernet MAC interrupt service routine. More...

void	xmc4400EthEventHandler (NetInterface *interface)
	XMC4400 Ethernet MAC event handler. More...

error_t	xmc4400EthSendPacket (NetInterface interface, const NetBuffer buffer, size_t offset, NetTxAncillary *ancillary)
	Send a packet. More...

error_t	xmc4400EthReceivePacket (NetInterface *interface)
	Receive a packet. More...

error_t	xmc4400EthUpdateMacAddrFilter (NetInterface *interface)
	Configure MAC address filtering. More...

error_t	xmc4400EthUpdateMacConfig (NetInterface *interface)
	Adjust MAC configuration parameters for proper operation. More...

void	xmc4400EthWritePhyReg (uint8_t opcode, uint8_t phyAddr, uint8_t regAddr, uint16_t data)
	Write PHY register. More...

uint16_t	xmc4400EthReadPhyReg (uint8_t opcode, uint8_t phyAddr, uint8_t regAddr)
	Read PHY register. More...

uint32_t	xmc4400EthCalcCrc (const void *data, size_t length)
	CRC calculation. More...

Variables
const NicDriver	xmc4400EthDriver
	XMC4400 Ethernet MAC driver. More...

Detailed Description

Infineon XMC4400 Ethernet MAC driver.

License

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

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: 2.4.0

Definition in file xmc4400_eth_driver.c.

Macro Definition Documentation

◆ TRACE_LEVEL

#define TRACE_LEVEL NIC_TRACE_LEVEL

Definition at line 32 of file xmc4400_eth_driver.c.

Function Documentation

◆ ETH0_0_IRQHandler()

void ETH0_0_IRQHandler ( void )

XMC4400 Ethernet MAC interrupt service routine.

Definition at line 451 of file xmc4400_eth_driver.c.

◆ xmc4400EthCalcCrc()

uint32_t xmc4400EthCalcCrc	(	const void *	data,
		size_t	length
	)

CRC calculation.

Parameters

[in]	data	Pointer to the data over which to calculate the CRC
[in]	length	Number of bytes to process

Returns: Resulting CRC value

Definition at line 911 of file xmc4400_eth_driver.c.

◆ xmc4400EthDisableIrq()

void xmc4400EthDisableIrq ( NetInterface * interface )

Disable interrupts.

Parameters

[in] interface Underlying network interface

Definition at line 424 of file xmc4400_eth_driver.c.

◆ xmc4400EthEnableIrq()

void xmc4400EthEnableIrq ( NetInterface * interface )

Enable interrupts.

Parameters

[in] interface Underlying network interface

Definition at line 396 of file xmc4400_eth_driver.c.

◆ xmc4400EthEventHandler()

void xmc4400EthEventHandler ( NetInterface * interface )

XMC4400 Ethernet MAC event handler.

Parameters

[in] interface Underlying network interface

Definition at line 504 of file xmc4400_eth_driver.c.

◆ xmc4400EthInit()

error_t xmc4400EthInit ( NetInterface * interface )

XMC4400 Ethernet MAC initialization.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 118 of file xmc4400_eth_driver.c.

◆ xmc4400EthInitDmaDesc()

void xmc4400EthInitDmaDesc ( NetInterface * interface )

Initialize DMA descriptor lists.

Parameters

[in] interface Underlying network interface

Definition at line 315 of file xmc4400_eth_driver.c.

◆ xmc4400EthInitGpio()

__weak_func void xmc4400EthInitGpio ( NetInterface * interface )

GPIO configuration.

Parameters

[in] interface Underlying network interface

Definition at line 248 of file xmc4400_eth_driver.c.

◆ xmc4400EthReadPhyReg()

uint16_t xmc4400EthReadPhyReg	(	uint8_t	opcode,
		uint8_t	phyAddr,
		uint8_t	regAddr
	)

Read PHY register.

Parameters

[in]	opcode	Access type (2 bits)
[in]	phyAddr	PHY address (5 bits)
[in]	regAddr	Register address (5 bits)

Returns: Register value

Definition at line 865 of file xmc4400_eth_driver.c.

◆ xmc4400EthReceivePacket()

error_t xmc4400EthReceivePacket ( NetInterface * interface )

Receive a packet.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 588 of file xmc4400_eth_driver.c.

◆ xmc4400EthSendPacket()

error_t xmc4400EthSendPacket	(	NetInterface *	interface,
		const NetBuffer *	buffer,
		size_t	offset,
		NetTxAncillary *	ancillary
	)

Send a packet.

Parameters

[in]	interface	Underlying network interface
[in]	buffer	Multi-part buffer containing the data to send
[in]	offset	Offset to the first data byte
[in]	ancillary	Additional options passed to the stack along with the packet

Returns: Error code

Definition at line 529 of file xmc4400_eth_driver.c.

◆ xmc4400EthTick()

void xmc4400EthTick ( NetInterface * interface )

XMC4400 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] interface Underlying network interface

Definition at line 371 of file xmc4400_eth_driver.c.

◆ xmc4400EthUpdateMacAddrFilter()

error_t xmc4400EthUpdateMacAddrFilter ( NetInterface * interface )

Configure MAC address filtering.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 658 of file xmc4400_eth_driver.c.

◆ xmc4400EthUpdateMacConfig()

error_t xmc4400EthUpdateMacConfig ( NetInterface * interface )

Adjust MAC configuration parameters for proper operation.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 780 of file xmc4400_eth_driver.c.

◆ xmc4400EthWritePhyReg()

void xmc4400EthWritePhyReg	(	uint8_t	opcode,
		uint8_t	phyAddr,
		uint8_t	regAddr,
		uint16_t	data
	)

Write PHY register.

Parameters

[in]	opcode	Access type (2 bits)
[in]	phyAddr	PHY address (5 bits)
[in]	regAddr	Register address (5 bits)
[in]	data	Register value

Definition at line 823 of file xmc4400_eth_driver.c.

Variable Documentation

◆ xmc4400EthDriver

const NicDriver xmc4400EthDriver

Initial value:

=
{
   NIC_TYPE_ETHERNET,
   ETH_MTU,
   xmc4400EthInit,
   xmc4400EthTick,
   xmc4400EthEnableIrq,
   xmc4400EthDisableIrq,
   xmc4400EthEventHandler,
   xmc4400EthSendPacket,
   xmc4400EthUpdateMacAddrFilter,
   xmc4400EthUpdateMacConfig,
   xmc4400EthWritePhyReg,
   xmc4400EthReadPhyReg,
   TRUE,
   TRUE,
   TRUE,
   FALSE
}

XMC4400 Ethernet MAC driver.

Definition at line 91 of file xmc4400_eth_driver.c.

Macros

Functions

Variables

Detailed Description

License

Macro Definition Documentation

◆ TRACE_LEVEL

Function Documentation

◆ ETH0_0_IRQHandler()

◆ xmc4400EthCalcCrc()

◆ xmc4400EthDisableIrq()

◆ xmc4400EthEnableIrq()

◆ xmc4400EthEventHandler()

◆ xmc4400EthInit()

◆ xmc4400EthInitDmaDesc()

◆ xmc4400EthInitGpio()

◆ xmc4400EthReadPhyReg()

◆ xmc4400EthReceivePacket()

◆ xmc4400EthSendPacket()

◆ xmc4400EthTick()

◆ xmc4400EthUpdateMacAddrFilter()

◆ xmc4400EthUpdateMacConfig()

◆ xmc4400EthWritePhyReg()

Variable Documentation

◆ xmc4400EthDriver