Tiva TM4C129 Ethernet controller. More...

#include <stdint.h>
#include <stdbool.h>
#include "inc/hw_emac.h"
#include "inc/hw_flash.h"
#include "inc/hw_ints.h"
#include "inc/hw_memmap.h"
#include "inc/hw_types.h"
#include "driverlib/gpio.h"
#include "driverlib/interrupt.h"
#include "driverlib/pin_map.h"
#include "driverlib/sysctl.h"
#include "core/net.h"
#include "drivers/mac/tm4c129_eth_driver.h"
#include "debug.h"

Macros
#define	TRACE_LEVEL NIC_TRACE_LEVEL

Functions
error_t	tm4c129EthInit (NetInterface *interface)
	TM4C129 Ethernet MAC initialization. More...

__weak_func void	tm4c129EthInitGpio (NetInterface *interface)
	GPIO configuration. More...

void	tm4c129EthInitDmaDesc (NetInterface *interface)
	Initialize DMA descriptor lists. More...

void	tm4c129EthTick (NetInterface *interface)
	TM4C129 Ethernet MAC timer handler. More...

void	tm4c129EthEnableIrq (NetInterface *interface)
	Enable interrupts. More...

void	tm4c129EthDisableIrq (NetInterface *interface)
	Disable interrupts. More...

void	tm4c129EthIrqHandler (void)
	TM4C129 Ethernet MAC interrupt service routine. More...

void	tm4c129EthEventHandler (NetInterface *interface)
	TM4C129 Ethernet MAC event handler. More...

error_t	tm4c129EthSendPacket (NetInterface interface, const NetBuffer buffer, size_t offset, NetTxAncillary *ancillary)
	Send a packet. More...

error_t	tm4c129EthReceivePacket (NetInterface *interface)
	Receive a packet. More...

error_t	tm4c129EthUpdateMacAddrFilter (NetInterface *interface)
	Configure MAC address filtering. More...

error_t	tm4c129EthUpdateMacConfig (NetInterface *interface)
	Adjust MAC configuration parameters for proper operation. More...

void	tm4c129EthWritePhyReg (uint8_t opcode, uint8_t phyAddr, uint8_t regAddr, uint16_t data)
	Write PHY register. More...

uint16_t	tm4c129EthReadPhyReg (uint8_t opcode, uint8_t phyAddr, uint8_t regAddr)
	Read PHY register. More...

void	tm4c129EthDumpPhyReg (void)
	Dump PHY registers for debugging purpose. More...

uint32_t	tm4c129EthCalcCrc (const void *data, size_t length)
	CRC calculation. More...

Variables
const NicDriver	tm4c129EthDriver
	TM4C129 Ethernet MAC driver. More...

Detailed Description

Tiva TM4C129 Ethernet controller.

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 tm4c129_eth_driver.c.

Macro Definition Documentation

◆ TRACE_LEVEL

#define TRACE_LEVEL NIC_TRACE_LEVEL

Definition at line 32 of file tm4c129_eth_driver.c.

Function Documentation

◆ tm4c129EthCalcCrc()

uint32_t tm4c129EthCalcCrc	(	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 1091 of file tm4c129_eth_driver.c.

◆ tm4c129EthDisableIrq()

void tm4c129EthDisableIrq ( NetInterface * interface )

Disable interrupts.

Parameters

[in] interface Underlying network interface

Definition at line 478 of file tm4c129_eth_driver.c.

◆ tm4c129EthDumpPhyReg()

void tm4c129EthDumpPhyReg ( void )

Dump PHY registers for debugging purpose.

Definition at line 1067 of file tm4c129_eth_driver.c.

◆ tm4c129EthEnableIrq()

void tm4c129EthEnableIrq ( NetInterface * interface )

Enable interrupts.

Parameters

[in] interface Underlying network interface

Definition at line 445 of file tm4c129_eth_driver.c.

◆ tm4c129EthEventHandler()

void tm4c129EthEventHandler ( NetInterface * interface )

TM4C129 Ethernet MAC event handler.

Parameters

[in] interface Underlying network interface

Definition at line 578 of file tm4c129_eth_driver.c.

◆ tm4c129EthInit()

error_t tm4c129EthInit ( NetInterface * interface )

TM4C129 Ethernet MAC initialization.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 124 of file tm4c129_eth_driver.c.

◆ tm4c129EthInitDmaDesc()

void tm4c129EthInitDmaDesc ( NetInterface * interface )

Initialize DMA descriptor lists.

Parameters

[in] interface Underlying network interface

Definition at line 351 of file tm4c129_eth_driver.c.

◆ tm4c129EthInitGpio()

__weak_func void tm4c129EthInitGpio ( NetInterface * interface )

GPIO configuration.

Parameters

[in] interface Underlying network interface

Definition at line 314 of file tm4c129_eth_driver.c.

◆ tm4c129EthIrqHandler()

void tm4c129EthIrqHandler ( void )

TM4C129 Ethernet MAC interrupt service routine.

Definition at line 510 of file tm4c129_eth_driver.c.

◆ tm4c129EthReadPhyReg()

uint16_t tm4c129EthReadPhyReg	(	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 1024 of file tm4c129_eth_driver.c.

◆ tm4c129EthReceivePacket()

error_t tm4c129EthReceivePacket ( NetInterface * interface )

Receive a packet.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 747 of file tm4c129_eth_driver.c.

◆ tm4c129EthSendPacket()

error_t tm4c129EthSendPacket	(	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 688 of file tm4c129_eth_driver.c.

◆ tm4c129EthTick()

void tm4c129EthTick ( NetInterface * interface )

TM4C129 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 420 of file tm4c129_eth_driver.c.

◆ tm4c129EthUpdateMacAddrFilter()

error_t tm4c129EthUpdateMacAddrFilter ( NetInterface * interface )

Configure MAC address filtering.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 817 of file tm4c129_eth_driver.c.

◆ tm4c129EthUpdateMacConfig()

error_t tm4c129EthUpdateMacConfig ( NetInterface * interface )

Adjust MAC configuration parameters for proper operation.

Parameters

[in] interface Underlying network interface

Returns: Error code

Definition at line 939 of file tm4c129_eth_driver.c.

◆ tm4c129EthWritePhyReg()

void tm4c129EthWritePhyReg	(	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 982 of file tm4c129_eth_driver.c.

Variable Documentation

◆ tm4c129EthDriver

const NicDriver tm4c129EthDriver

Initial value:

=
{
   NIC_TYPE_ETHERNET,
   ETH_MTU,
   tm4c129EthInit,
   tm4c129EthTick,
   tm4c129EthEnableIrq,
   tm4c129EthDisableIrq,
   tm4c129EthEventHandler,
   tm4c129EthSendPacket,
   tm4c129EthUpdateMacAddrFilter,
   tm4c129EthUpdateMacConfig,
   tm4c129EthWritePhyReg,
   tm4c129EthReadPhyReg,
   TRUE,
   TRUE,
   TRUE,
   FALSE
}

TM4C129 Ethernet MAC driver.

Definition at line 97 of file tm4c129_eth_driver.c.

Macros

Functions

Variables

Detailed Description

License

Macro Definition Documentation

◆ TRACE_LEVEL

Function Documentation

◆ tm4c129EthCalcCrc()

◆ tm4c129EthDisableIrq()

◆ tm4c129EthDumpPhyReg()

◆ tm4c129EthEnableIrq()

◆ tm4c129EthEventHandler()

◆ tm4c129EthInit()

◆ tm4c129EthInitDmaDesc()

◆ tm4c129EthInitGpio()

◆ tm4c129EthIrqHandler()

◆ tm4c129EthReadPhyReg()

◆ tm4c129EthReceivePacket()

◆ tm4c129EthSendPacket()

◆ tm4c129EthTick()

◆ tm4c129EthUpdateMacAddrFilter()

◆ tm4c129EthUpdateMacConfig()

◆ tm4c129EthWritePhyReg()

Variable Documentation

◆ tm4c129EthDriver