F2 F3 deprecate (#267)

* move f3-1 to f4, remove f3
* remove f2
* remove firmware F3 for pipeline
* remove patch for F4 makefile
* fix fw makefile
* migrate bootloader to f4

firmware/targets/f4/Src/rng.c

@@ -0,0 +1,77 @@
+/**
+  ******************************************************************************
+  * @file    rng.c
+  * @brief   This file provides code for the configuration
+  *          of the RNG instances.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2020 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
+  * This software component is licensed by ST under Ultimate Liberty license
+  * SLA0044, the "License"; You may not use this file except in compliance with
+  * the License. You may obtain a copy of the License at:
+  *                             www.st.com/SLA0044
+  *
+  ******************************************************************************
+  */
+
+/* Includes ------------------------------------------------------------------*/
+#include "rng.h"
+
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+
+RNG_HandleTypeDef hrng;
+
+/* RNG init function */
+void MX_RNG_Init(void)
+{
+
+  hrng.Instance = RNG;
+  if (HAL_RNG_Init(&hrng) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+}
+
+void HAL_RNG_MspInit(RNG_HandleTypeDef* rngHandle)
+{
+
+  if(rngHandle->Instance==RNG)
+  {
+  /* USER CODE BEGIN RNG_MspInit 0 */
+
+  /* USER CODE END RNG_MspInit 0 */
+    /* RNG clock enable */
+    __HAL_RCC_RNG_CLK_ENABLE();
+  /* USER CODE BEGIN RNG_MspInit 1 */
+
+  /* USER CODE END RNG_MspInit 1 */
+  }
+}
+
+void HAL_RNG_MspDeInit(RNG_HandleTypeDef* rngHandle)
+{
+
+  if(rngHandle->Instance==RNG)
+  {
+  /* USER CODE BEGIN RNG_MspDeInit 0 */
+
+  /* USER CODE END RNG_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_RNG_CLK_DISABLE();
+  /* USER CODE BEGIN RNG_MspDeInit 1 */
+
+  /* USER CODE END RNG_MspDeInit 1 */
+  }
+}
+
+/* USER CODE BEGIN 1 */
+
+/* USER CODE END 1 */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/