mirror of
https://github.com/STMicroelectronics/STM32CubeF4.git
synced 2025-05-03 22:17:07 +08:00
320 lines
9.4 KiB
C
320 lines
9.4 KiB
C
/**
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******************************************************************************
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* @file LwIP/LwIP_IAP/Src/main.c
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* @author MCD Application Team
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* @brief Main program body
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2017 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under Ultimate Liberty license
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* SLA0044, the "License"; You may not use this file except in compliance with
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* the License. You may obtain a copy of the License at:
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* www.st.com/SLA0044
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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#include "lwip/init.h"
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#include "lwip/netif.h"
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#include "lwip/timeouts.h"
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#include "netif/etharp.h"
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#include "ethernetif.h"
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#include "app_ethernet.h"
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#include "tftpserver.h"
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#include "httpserver.h"
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#ifdef USE_LCD
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#include "lcd_log.h"
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#endif
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/* Private typedef -----------------------------------------------------------*/
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typedef void (*pFunction)(void);
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/* Private define ------------------------------------------------------------*/
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/* Private macro -------------------------------------------------------------*/
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/* Private variables ---------------------------------------------------------*/
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pFunction Jump_To_Application;
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uint32_t JumpAddress;
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struct netif gnetif;
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/* Private function prototypes -----------------------------------------------*/
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static void BSP_Config(void);
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static void Netif_Config(void);
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static void SystemClock_Config(void);
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/* Private functions ---------------------------------------------------------*/
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/**
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* @brief Main program
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* @param None
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* @retval None
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*/
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int main(void)
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{
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/* Configure Key Button */
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BSP_PB_Init(BUTTON_KEY, BUTTON_MODE_GPIO);
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/* Test if Key push-button on STM324x9I-EVAL Board is not pressed */
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if (BSP_PB_GetState(BUTTON_KEY) != 0x00)
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{ /* Key push-button not pressed: jump to user application */
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/* Check if valid stack address (RAM address) then jump to user application */
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if (((*(__IO uint32_t*)USER_FLASH_FIRST_PAGE_ADDRESS) & 0x2FFE0000 ) == 0x20000000)
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{
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/* Jump to user application */
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JumpAddress = *(__IO uint32_t*) (USER_FLASH_FIRST_PAGE_ADDRESS + 4);
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Jump_To_Application = (pFunction) JumpAddress;
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/* Initialize user application's Stack Pointer */
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__set_MSP(*(__IO uint32_t*) USER_FLASH_FIRST_PAGE_ADDRESS);
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Jump_To_Application();
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/* do nothing */
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while(1);
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}
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else
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{/* Otherwise, do nothing */
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/* LED3 (RED) ON to indicate bad software (when not valid stack address) */
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BSP_LED_Init(LED3);
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BSP_LED_On(LED3);
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/* do nothing */
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while(1);
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}
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}
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/* Enter in IAP mode */
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else
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{
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/* STM32F4xx HAL library initialization:
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- Configure the Flash prefetch, instruction and Data caches
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- Configure the Systick to generate an interrupt each 1 msec
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- Set NVIC Group Priority to 4
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- Global MSP (MCU Support Package) initialization
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*/
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HAL_Init();
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/* Configure the system clock to 180 MHz */
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SystemClock_Config();
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/* Configure the BSP */
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BSP_Config();
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/* Initialize the LwIP stack */
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lwip_init();
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/* Configure the Network interface */
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Netif_Config();
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#ifdef USE_IAP_HTTP
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/* Initialize the webserver module */
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IAP_httpd_init();
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#endif
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#ifdef USE_IAP_TFTP
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/* Initialize the TFTP server */
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IAP_tftpd_init();
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#endif
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/* Notify user about the network interface config */
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User_notification(&gnetif);
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/* Infinite loop */
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while (1)
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{
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/* Read a received packet from the Ethernet buffers and send it
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to the lwIP for handling */
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ethernetif_input(&gnetif);
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/* Handle timeouts */
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sys_check_timeouts();
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#ifdef USE_DHCP
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/* handle periodic timers for LwIP */
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DHCP_Periodic_Handle(&gnetif);
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#endif
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}
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}
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}
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/**
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* @brief Configurates the BSP.
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* @param None
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* @retval None
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*/
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static void BSP_Config(void)
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{
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/* Configure LED1, LED2, and LED4 */
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BSP_LED_Init(LED1);
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BSP_LED_Init(LED2);
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BSP_LED_Init(LED4);
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/* Set Systick Interrupt to the highest priority */
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HAL_NVIC_SetPriority(SysTick_IRQn, 0x0, 0x0);
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/* Init IO Expander */
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BSP_IO_Init();
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/* Enable IO Expander interrupt for ETH MII pin */
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BSP_IO_ConfigPin(MII_INT_PIN, IO_MODE_IT_FALLING_EDGE);
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#ifdef USE_LCD
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/* Initialize the LCD */
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BSP_LCD_Init();
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/* Initialize the LCD Layers */
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BSP_LCD_LayerDefaultInit(1, LCD_FB_START_ADDRESS);
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/* Set LCD Foreground Layer */
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BSP_LCD_SelectLayer(1);
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BSP_LCD_SetFont(&LCD_DEFAULT_FONT);
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/* Initialize LCD Log module */
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LCD_LOG_Init();
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/* Show Header and Footer texts */
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LCD_LOG_SetHeader((uint8_t *)"Ethernet IAP Application");
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LCD_LOG_SetFooter((uint8_t *)"STM324x9I-EVAL board");
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LCD_UsrLog (" State: Ethernet Initialization ...\n");
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#endif
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}
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/**
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* @brief Configurates the network interface
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* @param None
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* @retval None
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*/
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static void Netif_Config(void)
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{
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ip_addr_t ipaddr;
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ip_addr_t netmask;
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ip_addr_t gw;
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#ifdef USE_DHCP
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ip_addr_set_zero_ip4(&ipaddr);
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ip_addr_set_zero_ip4(&netmask);
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ip_addr_set_zero_ip4(&gw);
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#else
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IP_ADDR4(&ipaddr,IP_ADDR0,IP_ADDR1,IP_ADDR2,IP_ADDR3);
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IP_ADDR4(&netmask,NETMASK_ADDR0,NETMASK_ADDR1,NETMASK_ADDR2,NETMASK_ADDR3);
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IP_ADDR4(&gw,GW_ADDR0,GW_ADDR1,GW_ADDR2,GW_ADDR3);
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#endif /* USE_DHCP */
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/* Add the network interface */
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netif_add(&gnetif, &ipaddr, &netmask, &gw, NULL, ðernetif_init, ðernet_input);
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/* Registers the default network interface */
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netif_set_default(&gnetif);
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if (netif_is_link_up(&gnetif))
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{
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/* When the netif is fully configured this function must be called */
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netif_set_up(&gnetif);
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}
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else
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{
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/* When the netif link is down this function must be called */
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netif_set_down(&gnetif);
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}
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/* Set the link callback function, this function is called on change of link status*/
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netif_set_link_callback(&gnetif, ethernetif_update_config);
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}
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/**
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* @brief EXTI line detection callbacks
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* @param GPIO_Pin: Specifies the pins connected EXTI line
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* @retval None
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*/
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void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
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{
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/* Get the IT status register value */
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if(BSP_IO_ITGetStatus(MII_INT_PIN))
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{
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ethernetif_set_link(&gnetif);
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}
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BSP_IO_ITClear();
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}
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/**
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* @brief System Clock Configuration
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* The system Clock is configured as follow :
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* System Clock source = PLL (HSE)
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* SYSCLK(Hz) = 180000000
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* HCLK(Hz) = 180000000
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* AHB Prescaler = 1
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* APB1 Prescaler = 4
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* APB2 Prescaler = 2
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* HSE Frequency(Hz) = 25000000
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* PLL_M = 25
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* PLL_N = 360
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* PLL_P = 2
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* PLL_Q = 7
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* VDD(V) = 3.3
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* Main regulator output voltage = Scale1 mode
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* Flash Latency(WS) = 5
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* @param None
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* @retval None
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*/
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static void SystemClock_Config(void)
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{
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RCC_ClkInitTypeDef RCC_ClkInitStruct;
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RCC_OscInitTypeDef RCC_OscInitStruct;
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/* Enable Power Control clock */
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__HAL_RCC_PWR_CLK_ENABLE();
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/* The voltage scaling allows optimizing the power consumption when the device is
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clocked below the maximum system frequency, to update the voltage scaling value
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regarding system frequency refer to product datasheet. */
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__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
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/* Enable HSE Oscillator and activate PLL with HSE as source */
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
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RCC_OscInitStruct.HSEState = RCC_HSE_ON;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
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RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
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RCC_OscInitStruct.PLL.PLLM = 25;
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RCC_OscInitStruct.PLL.PLLN = 360;
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RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
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RCC_OscInitStruct.PLL.PLLQ = 7;
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HAL_RCC_OscConfig(&RCC_OscInitStruct);
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/* Activate the Over-Drive mode */
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HAL_PWREx_EnableOverDrive();
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/* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2
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clocks dividers */
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RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
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RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
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RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
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HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5);
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}
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#ifdef USE_FULL_ASSERT
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/**
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* @brief Reports the name of the source file and the source line number
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* where the assert_param error has occurred.
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* @param file: pointer to the source file name
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* @param line: assert_param error line source number
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* @retval None
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*/
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void assert_failed(uint8_t* file, uint32_t line)
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{
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/* User can add his own implementation to report the file name and line number,
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ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
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/* Infinite loop */
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while (1)
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{
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}
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}
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#endif
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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