PIC32MX Ethernet MAC driver. More...

#include <p32xxxx.h>
#include <sys/kmem.h>
#include "core/net.h"
#include "drivers/mac/pic32mx_eth_driver.h"
#include "debug.h"

Macros
#define	TRACE_LEVEL NIC_TRACE_LEVEL

Functions
error_t	pic32mxEthInit (NetInterface *interface)
	PIC32MX Ethernet MAC initialization. More...

__weak_func void	pic32mxEthInitGpio (NetInterface *interface)
	GPIO configuration. More...

void	pic32mxEthInitBufferDesc (NetInterface *interface)
	Initialize DMA descriptor lists. More...

void	pic32mxEthTick (NetInterface *interface)
	PIC32MX Ethernet MAC timer handler. More...

void	pic32mxEthEnableIrq (NetInterface *interface)
	Enable interrupts. More...

void	pic32mxEthDisableIrq (NetInterface *interface)
	Disable interrupts. More...

void	pic32mxEthIrqHandler (void)
	PIC32MX Ethernet MAC interrupt service routine. More...

void	pic32mxEthEventHandler (NetInterface *interface)
	PIC32MX Ethernet MAC event handler. More...

error_t	pic32mxEthSendPacket (NetInterface interface, const NetBuffer buffer, size_t offset, NetTxAncillary *ancillary)
	Send a packet. More...

error_t	pic32mxEthReceivePacket (NetInterface *interface)
	Receive a packet. More...

error_t	pic32mxEthUpdateMacAddrFilter (NetInterface *interface)
	Configure MAC address filtering. More...

error_t	pic32mxEthUpdateMacConfig (NetInterface *interface)
	Adjust MAC configuration parameters for proper operation. More...

void	pic32mxEthWritePhyReg (uint8_t opcode, uint8_t phyAddr, uint8_t regAddr, uint16_t data)
	Write PHY register. More...

uint16_t	pic32mxEthReadPhyReg (uint8_t opcode, uint8_t phyAddr, uint8_t regAddr)
	Read PHY register. More...

uint32_t	pic32mxEthCalcCrc (const void *data, size_t length)
	CRC calculation. More...

Variables
const NicDriver	pic32mxEthDriver
	PIC32MX Ethernet MAC driver. More...

Detailed Description

PIC32MX 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 pic32mx_eth_driver.c.

Macro Definition Documentation

◆ TRACE_LEVEL

#define TRACE_LEVEL NIC_TRACE_LEVEL

Definition at line 32 of file pic32mx_eth_driver.c.

Function Documentation

◆ pic32mxEthCalcCrc()

uint32_t pic32mxEthCalcCrc	(	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 780 of file pic32mx_eth_driver.c.

◆ pic32mxEthDisableIrq()

void pic32mxEthDisableIrq ( NetInterface * interface )

Disable interrupts.

Parameters

[in] interface Underlying network interface

Definition at line 359 of file pic32mx_eth_driver.c.

◆ pic32mxEthEnableIrq()

void pic32mxEthEnableIrq ( NetInterface * interface )

Enable interrupts.

Parameters

[in] interface Underlying network interface

Definition at line 331 of file pic32mx_eth_driver.c.

◆ pic32mxEthEventHandler()

void pic32mxEthEventHandler ( NetInterface * interface )

PIC32MX Ethernet MAC event handler.

Parameters

[in] interface Underlying network interface

Definition at line 439 of file pic32mx_eth_driver.c.

◆ pic32mxEthInit()

error_t pic32mxEthInit ( NetInterface * interface )

PIC32MX Ethernet MAC initialization.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 94 of file pic32mx_eth_driver.c.

◆ pic32mxEthInitBufferDesc()

void pic32mxEthInitBufferDesc ( NetInterface * interface )

Initialize DMA descriptor lists.

Parameters

[in] interface Underlying network interface

Definition at line 240 of file pic32mx_eth_driver.c.

◆ pic32mxEthInitGpio()

__weak_func void pic32mxEthInitGpio ( NetInterface * interface )

GPIO configuration.

Parameters

[in] interface Underlying network interface

Definition at line 230 of file pic32mx_eth_driver.c.

◆ pic32mxEthIrqHandler()

void pic32mxEthIrqHandler ( void )

PIC32MX Ethernet MAC interrupt service routine.

Definition at line 386 of file pic32mx_eth_driver.c.

◆ pic32mxEthReadPhyReg()

uint16_t pic32mxEthReadPhyReg	(	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 734 of file pic32mx_eth_driver.c.

◆ pic32mxEthReceivePacket()

error_t pic32mxEthReceivePacket ( NetInterface * interface )

Receive a packet.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 529 of file pic32mx_eth_driver.c.

◆ pic32mxEthSendPacket()

error_t pic32mxEthSendPacket	(	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 471 of file pic32mx_eth_driver.c.

◆ pic32mxEthTick()

void pic32mxEthTick ( NetInterface * interface )

PIC32MX 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 306 of file pic32mx_eth_driver.c.

◆ pic32mxEthUpdateMacAddrFilter()

error_t pic32mxEthUpdateMacAddrFilter ( NetInterface * interface )

Configure MAC address filtering.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 602 of file pic32mx_eth_driver.c.

◆ pic32mxEthUpdateMacConfig()

error_t pic32mxEthUpdateMacConfig ( NetInterface * interface )

Adjust MAC configuration parameters for proper operation.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 655 of file pic32mx_eth_driver.c.

◆ pic32mxEthWritePhyReg()

void pic32mxEthWritePhyReg	(	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 698 of file pic32mx_eth_driver.c.

Variable Documentation

◆ pic32mxEthDriver

const NicDriver pic32mxEthDriver

Initial value:

=
{
   NIC_TYPE_ETHERNET,
   ETH_MTU,
   pic32mxEthInit,
   pic32mxEthTick,
   pic32mxEthEnableIrq,
   pic32mxEthDisableIrq,
   pic32mxEthEventHandler,
   pic32mxEthSendPacket,
   pic32mxEthUpdateMacAddrFilter,
   pic32mxEthUpdateMacConfig,
   pic32mxEthWritePhyReg,
   pic32mxEthReadPhyReg,
   TRUE,
   TRUE,
   TRUE,
   FALSE
}

PIC32MX Ethernet MAC driver.

Definition at line 67 of file pic32mx_eth_driver.c.

Macros

Functions

Variables

Detailed Description

License

Macro Definition Documentation

◆ TRACE_LEVEL

Function Documentation

◆ pic32mxEthCalcCrc()

◆ pic32mxEthDisableIrq()

◆ pic32mxEthEnableIrq()

◆ pic32mxEthEventHandler()

◆ pic32mxEthInit()

◆ pic32mxEthInitBufferDesc()

◆ pic32mxEthInitGpio()

◆ pic32mxEthIrqHandler()

◆ pic32mxEthReadPhyReg()

◆ pic32mxEthReceivePacket()

◆ pic32mxEthSendPacket()

◆ pic32mxEthTick()

◆ pic32mxEthUpdateMacAddrFilter()

◆ pic32mxEthUpdateMacConfig()

◆ pic32mxEthWritePhyReg()

Variable Documentation

◆ pic32mxEthDriver