add watchdog and move externs

Author: dnakhooda

.mxproject

@@ -22,7 +22,6 @@ endif()
 set(CMAKE_PROJECT_NAME MSB-FW-2)
 
 # NER Include toolchain file
-include("cmake/gcc-arm-none-eabi.cmake")
 
 # Enable compile command to ease indexing with e.g. clangd
 set(CMAKE_EXPORT_COMPILE_COMMANDS TRUE)

CMakeLists.txt

@@ -41,6 +41,10 @@ extern "C" {
 
 /* Exported constants --------------------------------------------------------*/
 /* USER CODE BEGIN EC */
+extern IWDG_HandleTypeDef hiwdg;
+extern I2C_HandleTypeDef hi2c1;
+extern SPI_HandleTypeDef hspi1;
+extern SPI_HandleTypeDef hspi2;
 
 /* USER CODE END EC */
 

Core/Inc/main.h

@@ -57,7 +57,7 @@
 /*#define HAL_HASH_MODULE_ENABLED */
 /*#define HAL_HCD_MODULE_ENABLED */
 /*#define HAL_IRDA_MODULE_ENABLED */
-/*#define HAL_IWDG_MODULE_ENABLED */
+#define HAL_IWDG_MODULE_ENABLED
 #define HAL_I2C_MODULE_ENABLED
 /*#define HAL_I3C_MODULE_ENABLED */
 /*#define HAL_I2S_MODULE_ENABLED */

Core/Inc/stm32h5xx_hal_conf.h

@@ -19,9 +19,6 @@
 /* Includes ------------------------------------------------------------------*/
 #include "app_threadx.h"
 #include "main.h"
-#include "u_queues.h"
-#include "fdcan.h"
-#include "u_tx_debug.h"
 
 /* Private includes ----------------------------------------------------------*/
 /* USER CODE BEGIN Includes */
@@ -62,6 +59,8 @@ FDCAN_HandleTypeDef hfdcan2;
 I2C_HandleTypeDef hi2c1;
 I2C_HandleTypeDef hi2c2;
 
+IWDG_HandleTypeDef hiwdg;
+
 UART_HandleTypeDef hlpuart1;
 UART_HandleTypeDef huart4;
 
@@ -96,6 +95,7 @@ static void MX_ADC1_Init(void);
 static void MX_TIM3_Init(void);
 static void MX_TIM15_Init(void);
 static void MX_TIM1_Init(void);
+static void MX_IWDG_Init(void);
 /* USER CODE BEGIN PFP */
 
 /* USER CODE END PFP */
@@ -195,6 +195,7 @@ int main(void)
   MX_TIM3_Init();
   MX_TIM15_Init();
   MX_TIM1_Init();
+  MX_IWDG_Init();
   /* USER CODE BEGIN 2 */
 
   /* USER CODE END 2 */
@@ -232,12 +233,13 @@ void SystemClock_Config(void)
   /** Initializes the RCC Oscillators according to the specified parameters
   * in the RCC_OscInitTypeDef structure.
   */
-  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI|RCC_OSCILLATORTYPE_HSE
-                              |RCC_OSCILLATORTYPE_CSI;
+  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI|RCC_OSCILLATORTYPE_LSI
+                              |RCC_OSCILLATORTYPE_HSE|RCC_OSCILLATORTYPE_CSI;
   RCC_OscInitStruct.HSEState = RCC_HSE_ON;
   RCC_OscInitStruct.HSIState = RCC_HSI_ON;
   RCC_OscInitStruct.HSIDiv = RCC_HSI_DIV2;
   RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
+  RCC_OscInitStruct.LSIState = RCC_LSI_ON;
   RCC_OscInitStruct.CSIState = RCC_CSI_ON;
   RCC_OscInitStruct.CSICalibrationValue = RCC_CSICALIBRATION_DEFAULT;
   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
@@ -754,6 +756,36 @@ static void MX_ICACHE_Init(void)
 
 }
 
+/**
+  * @brief IWDG Initialization Function
+  * @param None
+  * @retval None
+  */
+static void MX_IWDG_Init(void)
+{
+
+  /* USER CODE BEGIN IWDG_Init 0 */
+
+  /* USER CODE END IWDG_Init 0 */
+
+  /* USER CODE BEGIN IWDG_Init 1 */
+
+  /* USER CODE END IWDG_Init 1 */
+  hiwdg.Instance = IWDG;
+  hiwdg.Init.Prescaler = IWDG_PRESCALER_4;
+  hiwdg.Init.Window = 4095;
+  hiwdg.Init.Reload = 4095;
+  hiwdg.Init.EWI = 0;
+  if (HAL_IWDG_Init(&hiwdg) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  /* USER CODE BEGIN IWDG_Init 2 */
+
+  /* USER CODE END IWDG_Init 2 */
+
+}
+
 /**
   * @brief LPUART1 Initialization Function
   * @param None

Core/Src/main.c

@@ -15,10 +15,6 @@
 #include "lsm6dsv_reg.h"
 #include "lis2mdl_reg.h"
 
-extern I2C_HandleTypeDef hi2c1;
-extern SPI_HandleTypeDef hspi1;
-extern SPI_HandleTypeDef hspi2;
-
 static sht30_t sht30;
 static stmdev_ctx_t imu;
 static stmdev_ctx_t lis2mdl_ctx;

Core/Src/u_sensors.c

@@ -27,6 +27,9 @@ static thread_t _default_thread = {
 void default_thread(ULONG thread_input) {
 
     while(1) {
+        /* Kick watch dog */
+        HAL_IWDG_Refresh(&hiwdg);
+
         /* Sleep Thread for specified number of ticks. */
         tx_thread_sleep(_default_thread.sleep);
     }