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【AT-START-F407测评】ETH + LwIP2.1.2 iPerf 实测63.6MB/s

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大头哥|  楼主 | 2021-2-3 09:22 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
刚刚用BSP自带的DEMO ETH实测了一下网口加载和速度, 63.6MB/s。

只改了IP地址:

/**
  ******************************************************************************
  * File   : netconf.c
  * Version: V1.2.8
  * Date   : 2020-11-27
  * Brief  : Network connection configuration
  ******************************************************************************
  */

/* Includes ------------------------------------------------------------------*/
#include "lwip/memp.h"
#include "lwip/tcp.h"
#include "lwip/priv/tcp_priv.h"
#include "lwip/udp.h"
#include "netif/etharp.h"
#include "lwip/dhcp.h"
#include "ethernetif.h"
#include "main.h"
#include "netconf.h"
#include <stdio.h>

/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
#define ADDR_LENGTH   (4)
/* Private variables ---------------------------------------------------------*/
struct netif netif;
__IO uint32_t TCPTimer = 0;
__IO uint32_t ARPTimer = 0;

#if LWIP_DHCP
__IO uint32_t DHCPfineTimer = 0;
__IO uint32_t DHCPcoarseTimer = 0;
static uint32_t IPaddress = 0;
#else
static uint8_t G_IP[ADDR_LENGTH]   = {192, 168, 53, 32};
static uint8_t G_GW[ADDR_LENGTH]   = {192, 168, 53, 2};
static uint8_t G_MASK[ADDR_LENGTH] = {255, 255, 255, 0};
#endif

/* Private function prototypes -----------------------------------------------*/
extern void client_init(void);
extern void server_init(void);

/* Private functions ---------------------------------------------------------*/

/**
  * [url=home.php?mod=space&uid=247401]@brief[/url]  Initializes the lwIP stack
  * @param  None
  * @retval None
  */
void LwIP_Init(void)
{
  ip_addr_t ipaddr;
  ip_addr_t netmask;
  ip_addr_t gw;
  uint8_t macaddress[6]={0,0,0x44,0x45,0x56,1};

  /* Initializes the dynamic memory heap defined by MEM_SIZE.*/
  mem_init();

  /* Initializes the memory pools defined by MEMP_NUM_x.*/
  memp_init();


#if LWIP_DHCP  //need DHCP server
  ipaddr.addr = 0;
  netmask.addr = 0;
  gw.addr = 0;

#else
  IP4_ADDR(&ipaddr, G_IP[0], G_IP[1], G_IP[2], G_IP[3]);
  IP4_ADDR(&netmask, G_MASK[0], G_MASK[1], G_MASK[2], G_MASK[3]);
  IP4_ADDR(&gw, G_GW[0], G_GW[1], G_GW[2], G_GW[3]);
#endif

  Set_MAC_Address(macaddress);

  /* - netif_add(struct netif *netif, struct ip_addr *ipaddr,
            struct ip_addr *netmask, struct ip_addr *gw,
            void *state, err_t (* init)(struct netif *netif),
            err_t (* input)(struct pbuf *p, struct netif *netif))
   
   Adds your network interface to the netif_list. Allocate a struct
  netif and pass a pointer to this structure as the first argument.
  Give pointers to cleared ip_addr structures when using DHCP,
  or fill them with sane numbers otherwise. The state pointer may be NULL.

  The init function pointer must point to a initialization function for
  your ethernet netif interface. The following code illustrates it's use.*/
  netif_add(&netif, &ipaddr, &netmask, &gw, NULL, &ethernetif_init, &netif_input);

  /*  Registers the default network interface.*/
  netif_set_default(&netif);


#if LWIP_DHCP
  /*  Creates a new DHCP client for this interface on the first call.
  Note: you must call dhcp_fine_tmr() and dhcp_coarse_tmr() at
  the predefined regular intervals after starting the client.
  You can peek in the netif->dhcp struct for the actual DHCP status.*/
  dhcp_start(&netif);
#endif

  /*  When the netif is fully configured this function must be called.*/
  netif_set_up(&netif);

}

/**
  * @brief  Called when a frame is received
  * @param  None
  * @retval None
  */
void LwIP_Pkt_Handle(void)
{
  /* Read a received packet from the Ethernet buffers and send it to the lwIP for handling */
  ethernetif_input(&netif);
}

/**
  * @brief  LwIP periodic tasks
  * @param  localtime the current LocalTime value
  * @retval None
  */
void LwIP_Periodic_Handle(__IO uint32_t localtime)
{

  /* TCP periodic process every 250 ms */
  if (localtime - TCPTimer >= TCP_TMR_INTERVAL)
  {
    TCPTimer =  localtime;
    tcp_tmr();
  }
  /* ARP periodic process every 5s */
  if (localtime - ARPTimer >= ARP_TMR_INTERVAL)
  {
    ARPTimer =  localtime;
    etharp_tmr();
  }

#if LWIP_DHCP
  /* Fine DHCP periodic process every 500ms */
  if (localtime - DHCPfineTimer >= DHCP_FINE_TIMER_MSECS)
  {
    DHCPfineTimer =  localtime;
    dhcp_fine_tmr();
  }
  /* DHCP Coarse periodic process every 60s */
  if (localtime - DHCPcoarseTimer >= DHCP_COARSE_TIMER_MSECS)
  {
    DHCPcoarseTimer =  localtime;
    dhcp_coarse_tmr();
  }
#endif

}


iPerf的实测结果:
    user@ubuntu1804 ~ $ sudo iperf -c 192.168.53.32 -i 2 -t 60
    ------------------------------------------------------------
    Client connecting to 192.168.53.32, TCP port 5001
    TCP window size: 85.0 KByte (default)
    ------------------------------------------------------------
    [  3] local 192.168.53.2 port 59678 connected with 192.168.53.32 port 5001
    [ ID] Interval       Transfer     Bandwidth
    [  3]  0.0- 2.0 sec  15.2 MBytes  64.0 Mbits/sec
    [  3]  2.0- 4.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3]  4.0- 6.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3]  6.0- 8.0 sec  15.2 MBytes  64.0 Mbits/sec
    [  3]  8.0-10.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 10.0-12.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 12.0-14.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 14.0-16.0 sec  15.2 MBytes  64.0 Mbits/sec
    [  3] 16.0-18.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 18.0-20.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 20.0-22.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 22.0-24.0 sec  15.2 MBytes  64.0 Mbits/sec
    [  3] 24.0-26.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 26.0-28.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 28.0-30.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 30.0-32.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 32.0-34.0 sec  15.2 MBytes  64.0 Mbits/sec
    [  3] 34.0-36.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 36.0-38.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 38.0-40.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 40.0-42.0 sec  15.2 MBytes  64.0 Mbits/sec
    [  3] 42.0-44.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 44.0-46.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 46.0-48.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 48.0-50.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 50.0-52.0 sec  15.2 MBytes  64.0 Mbits/sec
    [  3] 52.0-54.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 54.0-56.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 56.0-58.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3] 58.0-60.0 sec  15.1 MBytes  63.4 Mbits/sec
    [  3]  0.0-60.0 sec   455 MBytes  63.6 Mbits/sec

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caizhiwei| | 2021-2-13 13:58 | 只看该作者
标题有误,63.6 Mbits/,注意是bit哦,不是Byte

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