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Add AVR32 port and demo files.

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Richard Barry 2007-04-01 19:37:01 +00:00
parent b727359f1b
commit bf2b676eaa
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Demo/lwIP_AVR32_UC3/NETWORK/ethernet.c Normal file
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/* This source file is part of the ATMEL FREERTOS-0.9.0 Release */
/*This file has been prepared for Doxygen automatic documentation generation.*/
/*! \file *********************************************************************
*
* \brief ethernet management for AVR32 UC3.
*
* - Compiler: IAR EWAVR32 and GNU GCC for AVR32
* - Supported devices: All AVR32 devices can be used.
* - AppNote:
*
* \author Atmel Corporation: http://www.atmel.com \n
* Support email: avr32@atmel.com
*
*****************************************************************************/
/* Copyright (c) 2007, Atmel Corporation All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. The name of ATMEL may not be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY ATMEL ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY AND
* SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <string.h>
#include "conf_eth.h"
/* Scheduler include files. */
#include "FreeRTOS.h"
#include "task.h"
/* Demo program include files. */
#include "partest.h"
#include "serial.h"
/* ethernet includes */
#include "ethernet.h"
#include "AVR32_EMAC.h"
#if (HTTP_USED == 1)
#include "BasicWEB.h"
#endif
#if (TFTP_USED == 1)
#include "BasicTFTP.h"
#endif
#if (SMTP_USED == 1)
#include "BasicSMTP.h"
#endif
/* lwIP includes */
#include "lwip/sys.h"
#include "lwip/api.h"
#include "lwip/tcpip.h"
#include "lwip/memp.h"
#include "lwip/stats.h"
#include "netif/loopif.h"
//_____ M A C R O S ________________________________________________________
//_____ D E F I N I T I O N S ______________________________________________
/* global variable containing MAC Config (hw addr, IP, GW, ...) */
struct netif EMAC_if;
//_____ D E C L A R A T I O N S ____________________________________________
/* Initialisation required by lwIP. */
static void prvlwIPInit( void );
/* Initialisation of ethernet interfaces by reading config file */
static void prvEthernetConfigureInterface(void * param);
/*! \brief create ethernet task, for ethernet management.
*
* \param uxPriority Input. priority for the task, it should be low
*
*/
void vStartEthernetTask( unsigned portBASE_TYPE uxPriority )
{
/* Setup lwIP. */
prvlwIPInit();
#if (HTTP_USED == 1)
/* Create the WEB server task. This uses the lwIP RTOS abstraction layer.*/
sys_thread_new( vBasicWEBServer, ( void * ) NULL, ethWEBSERVER_PRIORITY );
#endif
#if (TFTP_USED == 1)
/* Create the TFTP server task. This uses the lwIP RTOS abstraction layer.*/
sys_thread_new( vBasicTFTPServer, ( void * ) NULL, ethTFTPSERVER_PRIORITY );
#endif
#if (SMTP_USED == 1)
/* Create the SMTP Host task. This uses the lwIP RTOS abstraction layer.*/
sys_thread_new( vBasicSMTPHost, ( void * ) NULL, ethSMTPHOST_PRIORITY );
#endif
}
/*!
* \brief start lwIP layer.
*/
static void prvlwIPInit( void )
{
/* Initialize lwIP and its interface layer. */
#if LWIP_STATS
stats_init();
#endif
sys_init();
mem_init();
memp_init();
pbuf_init();
netif_init();
/* once TCP stack has been initalized, set hw and IP parameters, initialize MACB too */
tcpip_init( prvEthernetConfigureInterface, NULL );
}
/*!
* \brief set ethernet config
*/
static void prvEthernetConfigureInterface(void * param)
{
struct ip_addr xIpAddr, xNetMask, xGateway;
extern err_t ethernetif_init( struct netif *netif );
portCHAR MacAddress[6];
/* Default MAC addr. */
MacAddress[0] = emacETHADDR0;
MacAddress[1] = emacETHADDR1;
MacAddress[2] = emacETHADDR2;
MacAddress[3] = emacETHADDR3;
MacAddress[4] = emacETHADDR4;
MacAddress[5] = emacETHADDR5;
/* pass the EMAC address to AVR32_EMAC module */
vEMACSetMACAddress( MacAddress );
/* set MAC hardware address length to be used by lwIP */
EMAC_if.hwaddr_len = 6;
/* set MAC hardware address to be used by lwIP */
memcpy( EMAC_if.hwaddr, MacAddress, EMAC_if.hwaddr_len );
/* Default ip addr. */
IP4_ADDR( &xIpAddr,emacIPADDR0,emacIPADDR1,emacIPADDR2,emacIPADDR3 );
/* Default Subnet mask. */
IP4_ADDR( &xNetMask,emacNET_MASK0,emacNET_MASK1,emacNET_MASK2,emacNET_MASK3 );
/* Default Gw addr. */
IP4_ADDR( &xGateway,emacGATEWAY_ADDR0,emacGATEWAY_ADDR1,emacGATEWAY_ADDR2,emacGATEWAY_ADDR3 );
/* add data to netif */
netif_add( &EMAC_if, &xIpAddr, &xNetMask, &xGateway, NULL, ethernetif_init, tcpip_input );
/* make it the default interface */
netif_set_default( &EMAC_if );
/* bring it up */
netif_set_up( &EMAC_if );
}