/**
  ******************************************************************************
  * @file    main.c
  * @author  MCU Application Team
  * @brief   Main program body
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) Puya Semiconductor Co.
  * All rights reserved.</center></h2>
  *
  * <h2><center>&copy; Copyright (c) 2016 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 "main.h"
#include "openbootloader.h"

/* Private define ------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private user code ---------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
static void APP_SystemClockConfig(void);

/**
  * @brief  Main program.
  * @retval int
  */
int main(void)
{
  /* 初始化所有外设，Flash接口，SysTick */
  HAL_Init();

  /* Configure user Button */
  BSP_PB_Init(BUTTON_USER, BUTTON_MODE_GPIO);

  /* Check if the USER Button is pressed */
  if (BSP_PB_GetState(BUTTON_USER) == 0x01)
  {
    /* 系统时钟配置 */
    APP_SystemClockConfig();

    OpenBootloader_Init();

    /* Infinite loop */
    while (1)
    {
      OpenBootloader_ProtocolDetection();
    }
  }
  OPENBL_FLASH_JumpToAddress(APP_ADDR);
  while (1)
  {
  }
}

/**
  * @brief  System Clock Configuration
  * @param  None
  * @retval None
  */
static void APP_SystemClockConfig(void)
{
  RCC_OscInitTypeDef  OscInitstruct = {0};
  RCC_ClkInitTypeDef  ClkInitstruct = {0};

  OscInitstruct.OscillatorType  = RCC_OSCILLATORTYPE_HSI | RCC_OSCILLATORTYPE_HSI48M;
  OscInitstruct.HSEState        = RCC_HSE_OFF;                              /* Close HSE */
  /* OscInitstruct.HSEFreq         = RCC_HSE_16_32MHz; */                     /* Choose HSE frequency of 16-32MHz */
  OscInitstruct.HSI48MState     = RCC_HSI48M_ON;                            /* Close HSI48M */
  OscInitstruct.HSIState        = RCC_HSI_ON;                               /* Enable HSI */
  OscInitstruct.LSEState        = RCC_LSE_OFF;                              /* Close LSE */
  /* OscInitstruct.LSEDriver       = RCC_LSEDRIVE_HIGH; */                    /* Drive capability level: high */
  OscInitstruct.LSIState        = RCC_LSI_OFF;                              /* Close LSI */
  OscInitstruct.PLL.PLLState    = RCC_PLL_ON;                               /* Open PLL */
  OscInitstruct.PLL.PLLSource   = RCC_PLLSOURCE_HSI_DIV2;                   /* PLL clock source selection HSI/2 */
  OscInitstruct.PLL.PLLPrediv   = RCC_PLL_PREDIV_DIV1;                      /* PLL clock Prediv factor */
  OscInitstruct.PLL.PLLMUL      = 9;                                        /* PLL clock source 12-fold frequency */
  OscInitstruct.PLL.PLLPostdiv  = RCC_PLL_POSTDIV_DIV1;                     /* PLL clock Postdiv factor */

  /* Configure oscillator */
  if (HAL_RCC_OscConfig(&OscInitstruct) != HAL_OK)
  {
    HAL_NVIC_SystemReset();
  }

  ClkInitstruct.ClockType       = RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
  ClkInitstruct.SYSCLKSource    = RCC_SYSCLKSOURCE_PLLCLK;              /* System clock selection PLL */
  ClkInitstruct.AHBCLKDivider   = RCC_SYSCLK_DIV1;                      /* AHB clock 1 division */
  ClkInitstruct.APB1CLKDivider  = RCC_HCLK_DIV2;                        /* APB1 clock 2 division */
  ClkInitstruct.APB2CLKDivider  = RCC_HCLK_DIV2;                        /* APB2 clock 2 division */

  /* Configure Clock */
  if (HAL_RCC_ClockConfig(&ClkInitstruct, FLASH_LATENCY_3) != HAL_OK)
  {
    HAL_NVIC_SystemReset();
  }
}



#ifdef  USE_FULL_ASSERT
/**
  * @brief  Reports the name of the source file and the source line number
  *         where the assert_param error has occurred.
  * @param  file: pointer to the source file name
  * @param  line: assert_param error line source number
  * @retval None
  */
void assert_failed(uint8_t *file, uint32_t line)
{
  /* User can add his own implementation to report the file name and line number,
     for example: printf("Wrong parameters value: file %s on line %d\r\n", file, line)  */
  /* Infinite loop */
  while (1)
  {
  }
}
#endif /* USE_FULL_ASSERT */

/************************ (C) COPYRIGHT Puya *****END OF FILE******************/
