Import Mbed OS hard-float snapshot

targets/TARGET_STM/TARGET_STM32WB/STM32Cube_FW/otp.c

@@ -0,0 +1,53 @@
+/**
+  ******************************************************************************
+  * @file    otp.c
+  * @author  MCD Application Team
+  * @brief   OTP manager
+  ******************************************************************************
+   * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2019 STMicroelectronics. 
+  * All rights reserved.</center></h2>
+  *
+  * This software component is licensed by ST under BSD 3-Clause license,
+  * the "License"; You may not use this file except in compliance with the 
+  * License. You may obtain a copy of the License at:
+  *                        opensource.org/licenses/BSD-3-Clause
+  *
+  ******************************************************************************
+ */
+
+
+/* Includes ------------------------------------------------------------------*/
+#include "utilities_common.h"
+
+#include "otp.h"
+
+/* Private typedef -----------------------------------------------------------*/
+/* Private defines -----------------------------------------------------------*/
+/* Private macros ------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+/* Global variables ----------------------------------------------------------*/
+/* Private function prototypes -----------------------------------------------*/
+/* Functions Definition ------------------------------------------------------*/
+
+uint8_t * OTP_Read( uint8_t id )
+{
+  uint8_t *p_id;
+
+  p_id = (uint8_t*)(CFG_OTP_END_ADRESS - 7) ;
+
+  while( ((*( p_id + 7 )) != id) && ( p_id != (uint8_t*)CFG_OTP_BASE_ADDRESS) )
+  {
+    p_id -= 8 ;
+  }
+
+  if((*( p_id + 7 )) != id)
+  {
+    p_id = 0 ;
+  }
+
+  return p_id ;
+}
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/