101 lines
2.6 KiB
C
101 lines
2.6 KiB
C
/* Includes ------------------------------------------------------------------*/
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#include "app_ethernet.h"
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#include "ethernetif.h"
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#include "udp_config.h"
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#if LWIP_DHCP
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#include "app_dhcp.h"
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#endif
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#include <lwipopts.h>
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#include <lwip/netif.h>
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#include <stm32h7xx_nucleo.h>
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#include <OBSWConfig.h>
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/* Private typedef -----------------------------------------------------------*/
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/* Private define ------------------------------------------------------------*/
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/* Private macro -------------------------------------------------------------*/
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/* Private variables ---------------------------------------------------------*/
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uint32_t ethernetLinkTimer = 0;
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/* Private function prototypes -----------------------------------------------*/
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void handle_status_change(struct netif* netif, bool link_up);
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/* Private functions ---------------------------------------------------------*/
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/**
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* @brief Notify the User about the network interface config status
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* @param netif: the network interface
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* @retval None
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*/
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void ethernet_link_status_updated(struct netif *netif)
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{
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if (netif_is_link_up(netif))
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{
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set_eth_cable_connected(true);
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handle_status_change(netif, true);
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}
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else
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{
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set_eth_cable_connected(false);
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handle_status_change(netif, false);
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}
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}
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void set_lwip_addresses(ip_addr_t* ipaddr, ip_addr_t* netmask, ip_addr_t* gw) {
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IP4_ADDR(ipaddr, IP_ADDR0, IP_ADDR1, IP_ADDR2, IP_ADDR3);
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IP4_ADDR(netmask, NETMASK_ADDR0, NETMASK_ADDR1 ,
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NETMASK_ADDR2, NETMASK_ADDR3);
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IP4_ADDR(gw, GW_ADDR0, GW_ADDR1, GW_ADDR2, GW_ADDR3);
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}
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void handle_status_change(struct netif* netif, bool link_up) {
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if(link_up) {
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#if LWIP_DHCP
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/* Update DHCP state machine */
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set_dhcp_state(DHCP_START);
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#else
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uint8_t iptxt[20];
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sprintf((char *)iptxt, "%s", ip4addr_ntoa(netif_ip4_addr(netif)));
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printf("\rNetwork cable connected. Static IP address: %s | Port: %d\n\r", iptxt,
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UDP_SERVER_PORT);
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#if OBSW_ETHERNET_USE_LED1_LED2 == 1
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BSP_LED_On(LED1);
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BSP_LED_Off(LED2);
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#endif
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#endif /* LWIP_DHCP */
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}
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else {
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printf("Network cable disconnected\n\r");
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#if LWIP_DHCP
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/* Update DHCP state machine */
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set_dhcp_state(DHCP_LINK_DOWN);
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#else
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#if OBSW_ETHERNET_USE_LED1_LED2 == 1
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BSP_LED_Off(LED1);
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BSP_LED_On(LED2);
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#endif
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#endif /* LWIP_DHCP */
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}
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}
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#if LWIP_NETIF_LINK_CALLBACK
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/**
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* @brief Ethernet Link periodic check
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* @param netif
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* @retval None
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*/
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void ethernet_link_periodic_handle(struct netif *netif)
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{
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/* Ethernet Link every 100ms */
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if (HAL_GetTick() - ethernetLinkTimer >= 100)
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{
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ethernetLinkTimer = HAL_GetTick();
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ethernet_link_check_state(netif);
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}
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}
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#endif /* LWIP_NETIF_LINK_CALLBACK */
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