ksz8794_driver.c File Reference

KSZ8794 Ethernet switch. More...

#include "core/net.h"
#include "core/ethernet.h"
#include "drivers/switch/ksz8794_driver.h"
#include "debug.h"

Go to the source code of this file.

Macros

#define TRACE_LEVEL   NIC_TRACE_LEVEL
 

Functions

error_t ksz8794Init (NetInterface *interface)
 KSZ8794 Ethernet switch initialization. More...
 
bool_t ksz8794GetLinkState (NetInterface *interface, uint8_t port)
 Get link state. More...
 
void ksz8794Tick (NetInterface *interface)
 KSZ8794 timer handler. More...
 
void ksz8794EnableIrq (NetInterface *interface)
 Enable interrupts. More...
 
void ksz8794DisableIrq (NetInterface *interface)
 Disable interrupts. More...
 
void ksz8794EventHandler (NetInterface *interface)
 KSZ8794 event handler. More...
 
error_t ksz8794TagFrame (NetInterface **interface, NetBuffer *buffer, size_t *offset, uint16_t *type)
 Add tail tag to Ethernet frame. More...
 
error_t ksz8794UntagFrame (NetInterface **interface, uint8_t **frame, size_t *length)
 Decode tail tag from incoming Ethernet frame. More...
 
void ksz8794WritePhyReg (NetInterface *interface, uint8_t port, uint8_t address, uint16_t data)
 Write PHY register. More...
 
uint16_t ksz8794ReadPhyReg (NetInterface *interface, uint8_t port, uint8_t address)
 Read PHY register. More...
 
void ksz8794DumpPhyReg (NetInterface *interface, uint8_t port)
 Dump PHY registers for debugging purpose. More...
 
void ksz8794WriteSwitchReg (NetInterface *interface, uint16_t address, uint8_t data)
 Write switch register. More...
 
uint8_t ksz8794ReadSwitchReg (NetInterface *interface, uint16_t address)
 Read switch register. More...
 
void ksz8794DumpSwitchReg (NetInterface *interface)
 Dump switch registers for debugging purpose. More...
 

Variables

const PhyDriver ksz8794PhyDriver
 KSZ8794 Ethernet switch driver. More...
 
const uint8_t ksz8794IngressTailTag [4]
 Tail tag rules (host to KSZ8794) More...
 

Detailed Description

KSZ8794 Ethernet switch.

License

Copyright (C) 2010-2018 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
1.9.0

Definition in file ksz8794_driver.c.

Macro Definition Documentation

◆ TRACE_LEVEL

#define TRACE_LEVEL   NIC_TRACE_LEVEL

Definition at line 30 of file ksz8794_driver.c.

Function Documentation

◆ ksz8794DisableIrq()

void ksz8794DisableIrq ( NetInterface interface)

Disable interrupts.

Parameters
[in]interfaceUnderlying network interface

Definition at line 317 of file ksz8794_driver.c.

◆ ksz8794DumpPhyReg()

void ksz8794DumpPhyReg ( NetInterface interface,
uint8_t  port 
)

Dump PHY registers for debugging purpose.

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

Definition at line 653 of file ksz8794_driver.c.

◆ ksz8794DumpSwitchReg()

void ksz8794DumpSwitchReg ( NetInterface interface)

Dump switch registers for debugging purpose.

Parameters
[in]interfaceUnderlying network interface

Definition at line 762 of file ksz8794_driver.c.

◆ ksz8794EnableIrq()

void ksz8794EnableIrq ( NetInterface interface)

Enable interrupts.

Parameters
[in]interfaceUnderlying network interface

Definition at line 307 of file ksz8794_driver.c.

◆ ksz8794EventHandler()

void ksz8794EventHandler ( NetInterface interface)

KSZ8794 event handler.

Parameters
[in]interfaceUnderlying network interface

Definition at line 327 of file ksz8794_driver.c.

◆ ksz8794GetLinkState()

bool_t ksz8794GetLinkState ( NetInterface interface,
uint8_t  port 
)

Get link state.

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

Definition at line 158 of file ksz8794_driver.c.

◆ ksz8794Init()

error_t ksz8794Init ( NetInterface interface)

KSZ8794 Ethernet switch initialization.

Parameters
[in]interfaceUnderlying network interface
Returns
Error code

Definition at line 74 of file ksz8794_driver.c.

◆ ksz8794ReadPhyReg()

uint16_t ksz8794ReadPhyReg ( 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 639 of file ksz8794_driver.c.

◆ ksz8794ReadSwitchReg()

uint8_t ksz8794ReadSwitchReg ( NetInterface interface,
uint16_t  address 
)

Read switch register.

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

Definition at line 718 of file ksz8794_driver.c.

◆ ksz8794TagFrame()

error_t ksz8794TagFrame ( NetInterface **  interface,
NetBuffer buffer,
size_t *  offset,
uint16_t *  type 
)

Add tail tag to Ethernet frame.

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

Definition at line 491 of file ksz8794_driver.c.

◆ ksz8794Tick()

void ksz8794Tick ( NetInterface interface)

KSZ8794 timer handler.

Parameters
[in]interfaceUnderlying network interface

Definition at line 207 of file ksz8794_driver.c.

◆ ksz8794UntagFrame()

error_t ksz8794UntagFrame ( NetInterface **  interface,
uint8_t **  frame,
size_t *  length 
)

Decode tail tag from incoming Ethernet frame.

Parameters
[in,out]interfaceUnderlying network interface
[in,out]frameIncoming Ethernet frame to process
[in,out]lengthTotal frame length
Returns
Error code

Definition at line 553 of file ksz8794_driver.c.

◆ ksz8794WritePhyReg()

void ksz8794WritePhyReg ( 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 623 of file ksz8794_driver.c.

◆ ksz8794WriteSwitchReg()

void ksz8794WriteSwitchReg ( NetInterface interface,
uint16_t  address,
uint8_t  data 
)

Write switch register.

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

Definition at line 677 of file ksz8794_driver.c.

Variable Documentation

◆ ksz8794IngressTailTag

const uint8_t ksz8794IngressTailTag[4]
Initial value:
=
{
0,
}
#define KSZ8794_TAIL_TAG_ENCODE(port)

Tail tag rules (host to KSZ8794)

Definition at line 59 of file ksz8794_driver.c.

◆ ksz8794PhyDriver

const PhyDriver ksz8794PhyDriver
Initial value:
=
{
}
void ksz8794EventHandler(NetInterface *interface)
KSZ8794 event handler.
void ksz8794EnableIrq(NetInterface *interface)
Enable interrupts.
void ksz8794Tick(NetInterface *interface)
KSZ8794 timer handler.
error_t ksz8794Init(NetInterface *interface)
KSZ8794 Ethernet switch initialization.
error_t ksz8794UntagFrame(NetInterface **interface, uint8_t **frame, size_t *length)
Decode tail tag from incoming Ethernet frame.
void ksz8794DisableIrq(NetInterface *interface)
Disable interrupts.
error_t ksz8794TagFrame(NetInterface **interface, NetBuffer *buffer, size_t *offset, uint16_t *type)
Add tail tag to Ethernet frame.

KSZ8794 Ethernet switch driver.

Definition at line 43 of file ksz8794_driver.c.