freertos/demo/lwip_sam_example/network/ethernet.c File Reference

Ethernet management for the FreeRTOS with lwIP example.

Copyright (c) 2012-2018 Microchip Technology Inc. and its subsidiaries.

#include <string.h>
#include "FreeRTOS.h"
#include "task.h"
#include "partest.h"
#include "conf_lwip_threads.h"
#include "ethernet.h"
#include "netif/ethernetif.h"
#include "conf_eth.h"
#include "gmac.h"
#include "ethernet_phy.h"
#include "lwip/sys.h"
#include "lwip/api.h"
#include "lwip/tcpip.h"
#include "lwip/memp.h"
#include <lwip/dhcp.h>
#include <lwip/dns.h>
#include <lwip/netif.h>
#include "lwip/stats.h"
#include "lwip/init.h"
#include "lwip/inet.h"

Data Structures
struct	timers_info

Typedefs
typedef struct timers_info	timers_info_t

Functions
static void	ethernet_configure_interface (void)
	Set ethernet config. More...
	portTASK_FUNCTION (vStartEthernetTask, pvParameters)
	create ethernet task, for ethernet management. More...
static void	prvlwIPInit (void)
	start lwIP layer. More...
void	status_callback (struct netif *netif)
	Status callback used to print address given by DHCP. More...
static void	tcpip_init_done (void *arg)
	Callback executed when the TCP/IP init is done. More...
void	vStartEthernetTaskLauncher (unsigned portBASE_TYPE uxPriority)
	Create the vStartEthernetTask task. More...

Variables
struct netif	gs_net_if

typedef struct timers_info timers_info_t

static void ethernet_configure_interface ( void  )

static

Set ethernet config.

References ip_addr::addr, ethernetif_init(), gs_net_if, IP4_ADDR, netif_add(), netif_set_default(), netif_set_up(), NULL, and status_callback().

Referenced by tcpip_init_done().

portTASK_FUNCTION	(	vStartEthernetTask	,
		pvParameters
	)

create ethernet task, for ethernet management.

Parameters

uxPriority

Input. priority for the task, it should be low

References NULL, prvlwIPInit(), sys_thread_new(), and vTaskDelete().

static void prvlwIPInit ( void  )

static

start lwIP layer.

References sys_sem_free(), sys_sem_new(), sys_sem_wait, tcpip_init(), and tcpip_init_done().

Referenced by portTASK_FUNCTION().

void status_callback

(

struct netif *

netif

)

Status callback used to print address given by DHCP.

Callback function used to print the given IP address when the link is up.

Parameters

netif

Instance to network interface.

References inet_ntoa, netif::ip_addr, and netif_is_up.

static void tcpip_init_done ( void *  arg )

static

Callback executed when the TCP/IP init is done.

References ethernet_configure_interface(), and sys_sem_signal().

Referenced by prvlwIPInit().

void vStartEthernetTaskLauncher

(

unsigned portBASE_TYPE

uxPriority

)

Create the vStartEthernetTask task.

Parameters

uxPriority

Input; priority of the task to create.

References configMINIMAL_STACK_SIZE, NULL, and xTaskCreate.

Referenced by main().

struct netif gs_net_if