/** 
  ******************************************************************************
  * @file    flash.c
  * @author  Hypmotion Firmware Team
  * @version V1.0.0
  * @date    May 27, 2026
  * @brief   
  *
  ******************************************************************************
  * @Copyright
  * COPYRIGHT NOTICE: (c) 2026 NST.  
  * All rights reserved.
  *
  * The information contained herein is confidential
  * property of Company. The use, copying, transfer or 
  * disclosure of such information is prohibited except
  * by express written agreement with Company.
  *
  ******************************************************************************
*/ 

/* Includes ------------------------------------------------------------------*/

#include "flash.h"

/* Private define ------------------------------------------------------------*/

/* Private macro -------------------------------------------------------------*/

/* Private typedef -----------------------------------------------------------*/

/* Private variables ---------------------------------------------------------*/

/* Private function prototypes -----------------------------------------------*/

/* Private functions ---------------------------------------------------------*/
HAL_StatusTypeDef FLASH_WriteUint32(uint32_t address, uint32_t data)
{
    HAL_StatusTypeDef status;

    HAL_FLASH_Unlock();

    FLASH_EraseInitTypeDef eraseInit;
    uint32_t pageError = 0;

    eraseInit.TypeErase   = FLASH_TYPEERASE_PAGES;
    eraseInit.PageAddress = address;
    eraseInit.NbPages     = 1;

    status = HAL_FLASHEx_Erase(&eraseInit, &pageError);

    if(status != HAL_OK)
    {
        HAL_FLASH_Lock();
        return status;
    }

    status = HAL_FLASH_Program(
                FLASH_TYPEPROGRAM_WORD,
                address,
                data);

    HAL_FLASH_Lock();

    return status;
}

uint32_t FLASH_ReadUint32(uint32_t address)
{
    return *(volatile uint32_t*)address;
}

void FLASH_SaveDeviceID(uint32_t id)
{
    FLASH_WriteUint32(FLASH_DEVICE_ID_ADDR, id);
}

uint32_t FLASH_LoadDeviceID(void)
{
    uint32_t id;

    id = FLASH_ReadUint32(FLASH_DEVICE_ID_ADDR);

#if (FLASH_FORCE_DEFAULT_DEVICE_ID_ON_BOOT != 0U)
    id = FLASH_DEFAULT_DEVICE_ID;
    FLASH_SaveDeviceID(id);
#else
    if(id == 0xFFFFFFFF)
    {
        id = FLASH_DEFAULT_DEVICE_ID;

        FLASH_SaveDeviceID(id);
    }
#endif

    return id;
}
/** @brief
 *  @param[in]
	@return
*/
/************************ (C) COPYRIGHT HYPMOTION *****END OF FILE****************/