lan9303_driver.c File Reference

LAN9303 3-port Ethernet switch. More...

#include "core/net.h"
#include "drivers/switch/lan9303_driver.h"
#include "debug.h"

Go to the source code of this file.

Macros

#define TRACE_LEVEL   NIC_TRACE_LEVEL
 

Functions

error_t lan9303Init (NetInterface *interface)
 LAN9303 Ethernet switch initialization. More...
 
bool_t lan9303GetLinkState (NetInterface *interface, uint8_t port)
 Get link state. More...
 
void lan9303Tick (NetInterface *interface)
 LAN9303 timer handler. More...
 
void lan9303EnableIrq (NetInterface *interface)
 Enable interrupts. More...
 
void lan9303DisableIrq (NetInterface *interface)
 Disable interrupts. More...
 
void lan9303EventHandler (NetInterface *interface)
 LAN9303 event handler. More...
 
error_t lan9303TagFrame (NetInterface *interface, NetBuffer *buffer, size_t *offset, uint8_t port, uint16_t *type)
 Add special VLAN tag to Ethernet frame. More...
 
error_t lan9303UntagFrame (NetInterface *interface, uint8_t **frame, size_t *length, uint8_t *port)
 Decode special VLAN tag from incoming Ethernet frame. More...
 
void lan9303WritePhyReg (NetInterface *interface, uint8_t port, uint8_t address, uint16_t data)
 Write PHY register. More...
 
uint16_t lan9303ReadPhyReg (NetInterface *interface, uint8_t port, uint8_t address)
 Read PHY register. More...
 
void lan9303DumpPhyReg (NetInterface *interface, uint8_t port)
 Dump PHY registers for debugging purpose. More...
 
void lan9303WriteSysReg (NetInterface *interface, uint16_t address, uint32_t data)
 Write system CSR register. More...
 
uint32_t lan9303ReadSysReg (NetInterface *interface, uint16_t address)
 Read system CSR register. More...
 
void lan9303DumpSysReg (NetInterface *interface)
 Dump system CSR registers for debugging purpose. More...
 
void lan9303WriteSwitchReg (NetInterface *interface, uint16_t address, uint32_t data)
 Write switch fabric CSR register. More...
 
uint32_t lan9303ReadSwitchReg (NetInterface *interface, uint16_t address)
 Read switch fabric CSR register. More...
 

Variables

const PhyDriver lan9303PhyDriver
 LAN9303 Ethernet switch driver. More...
 

Detailed Description

LAN9303 3-port Ethernet switch.

License

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

Copyright (C) 2010-2019 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
1.9.6

Definition in file lan9303_driver.c.

Macro Definition Documentation

◆ TRACE_LEVEL

#define TRACE_LEVEL   NIC_TRACE_LEVEL

Definition at line 32 of file lan9303_driver.c.

Function Documentation

◆ lan9303DisableIrq()

void lan9303DisableIrq ( NetInterface interface)

Disable interrupts.

Parameters
[in]interfaceUnderlying network interface

Definition at line 290 of file lan9303_driver.c.

◆ lan9303DumpPhyReg()

void lan9303DumpPhyReg ( NetInterface interface,
uint8_t  port 
)

Dump PHY registers for debugging purpose.

Parameters
[in]interfaceUnderlying network interface
[in]portPort number

Definition at line 600 of file lan9303_driver.c.

◆ lan9303DumpSysReg()

void lan9303DumpSysReg ( NetInterface interface)

Dump system CSR registers for debugging purpose.

Parameters
[in]interfaceUnderlying network interface

Definition at line 684 of file lan9303_driver.c.

◆ lan9303EnableIrq()

void lan9303EnableIrq ( NetInterface interface)

Enable interrupts.

Parameters
[in]interfaceUnderlying network interface

Definition at line 280 of file lan9303_driver.c.

◆ lan9303EventHandler()

void lan9303EventHandler ( NetInterface interface)

LAN9303 event handler.

Parameters
[in]interfaceUnderlying network interface

Definition at line 300 of file lan9303_driver.c.

◆ lan9303GetLinkState()

bool_t lan9303GetLinkState ( NetInterface interface,
uint8_t  port 
)

Get link state.

Parameters
[in]interfaceUnderlying network interface
[in]portPort number
Returns
Link state

Definition at line 165 of file lan9303_driver.c.

◆ lan9303Init()

error_t lan9303Init ( NetInterface interface)

LAN9303 Ethernet switch initialization.

Parameters
[in]interfaceUnderlying network interface
Returns
Error code

Definition at line 62 of file lan9303_driver.c.

◆ lan9303ReadPhyReg()

uint16_t lan9303ReadPhyReg ( NetInterface interface,
uint8_t  port,
uint8_t  address 
)

Read PHY register.

Parameters
[in]interfaceUnderlying network interface
[in]portPort number
[in]addressPHY register address
Returns
Register value

Definition at line 586 of file lan9303_driver.c.

◆ lan9303ReadSwitchReg()

uint32_t lan9303ReadSwitchReg ( NetInterface interface,
uint16_t  address 
)

Read switch fabric CSR register.

Parameters
[in]interfaceUnderlying network interface
[in]addressSwitch fabric register address
Returns
Register value

Definition at line 745 of file lan9303_driver.c.

◆ lan9303ReadSysReg()

uint32_t lan9303ReadSysReg ( NetInterface interface,
uint16_t  address 
)

Read system CSR register.

Parameters
[in]interfaceUnderlying network interface
[in]addressSystem register address
Returns
Register value

Definition at line 654 of file lan9303_driver.c.

◆ lan9303TagFrame()

error_t lan9303TagFrame ( NetInterface interface,
NetBuffer buffer,
size_t *  offset,
uint8_t  port,
uint16_t *  type 
)

Add special VLAN tag to Ethernet frame.

Parameters
[in]interfaceUnderlying network interface
[in]bufferMulti-part buffer containing the payload
[in,out]offsetOffset to the first payload byte
[in]portSwitch port identifier
[in,out]typeEthernet type
Returns
Error code

Definition at line 445 of file lan9303_driver.c.

◆ lan9303Tick()

void lan9303Tick ( NetInterface interface)

LAN9303 timer handler.

Parameters
[in]interfaceUnderlying network interface

Definition at line 199 of file lan9303_driver.c.

◆ lan9303UntagFrame()

error_t lan9303UntagFrame ( NetInterface interface,
uint8_t **  frame,
size_t *  length,
uint8_t *  port 
)

Decode special VLAN tag from incoming Ethernet frame.

Parameters
[in]interfaceUnderlying network interface
[in,out]framePointer to the received Ethernet frame
[in,out]lengthLength of the frame, in bytes
[out]portSwitch port identifier
Returns
Error code

Definition at line 504 of file lan9303_driver.c.

◆ lan9303WritePhyReg()

void lan9303WritePhyReg ( NetInterface interface,
uint8_t  port,
uint8_t  address,
uint16_t  data 
)

Write PHY register.

Parameters
[in]interfaceUnderlying network interface
[in]portPort number
[in]addressPHY register address
[in]dataRegister value

Definition at line 570 of file lan9303_driver.c.

◆ lan9303WriteSwitchReg()

void lan9303WriteSwitchReg ( NetInterface interface,
uint16_t  address,
uint32_t  data 
)

Write switch fabric CSR register.

Parameters
[in]interfaceUnderlying network interface
[in]addressSwitch fabric register address
[in]dataRegister value

Definition at line 708 of file lan9303_driver.c.

◆ lan9303WriteSysReg()

void lan9303WriteSysReg ( NetInterface interface,
uint16_t  address,
uint32_t  data 
)

Write system CSR register.

Parameters
[in]interfaceUnderlying network interface
[in]addressSystem register address
[in]dataRegister value

Definition at line 624 of file lan9303_driver.c.

Variable Documentation

◆ lan9303PhyDriver

const PhyDriver lan9303PhyDriver
Initial value:

LAN9303 Ethernet switch driver.

Definition at line 44 of file lan9303_driver.c.

void lan9303Tick(NetInterface *interface)
LAN9303 timer handler.
void lan9303EventHandler(NetInterface *interface)
LAN9303 event handler.
error_t lan9303Init(NetInterface *interface)
LAN9303 Ethernet switch initialization.
void lan9303DisableIrq(NetInterface *interface)
Disable interrupts.
error_t lan9303TagFrame(NetInterface *interface, NetBuffer *buffer, size_t *offset, uint8_t port, uint16_t *type)
Add special VLAN tag to Ethernet frame.
void lan9303EnableIrq(NetInterface *interface)
Enable interrupts.
error_t lan9303UntagFrame(NetInterface *interface, uint8_t **frame, size_t *length, uint8_t *port)
Decode special VLAN tag from incoming Ethernet frame.