/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file    stm32_lpm_if.c
  * @author  Yunhorn (r) Technology Limited Application Team
  * @brief   Low layer function to enter/exit low power modes (stop, sleep)
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2023 Yunhorn Technology Limited.
  * Copyright (c) 2023 Shenzhen Yunhorn Technology Co., Ltd.
  * All rights reserved.
  *
  * This software is licensed under terms that can be found in the LICENSE file
  * in the root directory of this software component.
  * If no LICENSE file comes with this software, it is provided AS-IS.
  *
  ******************************************************************************
  */
/* USER CODE END Header */

/* Includes ------------------------------------------------------------------*/
#include "platform.h"
#include "stm32_lpm.h"
#include "stm32_lpm_if.h"
#include "usart_if.h"

/* USER CODE BEGIN Includes */
#include "dma.h"
#include "gpio.h"
#include "i2c.h"
/* USER CODE END Includes */

/* External variables ---------------------------------------------------------*/
/* USER CODE BEGIN EV */

/* USER CODE END EV */

/* Private typedef -----------------------------------------------------------*/
/**
  * @brief Power driver callbacks handler
  */
const struct UTIL_LPM_Driver_s UTIL_PowerDriver =
{
  PWR_EnterSleepMode,
  PWR_ExitSleepMode,

  PWR_EnterStopMode,
  PWR_ExitStopMode,

  PWR_EnterOffMode,
  PWR_ExitOffMode,
};

/* USER CODE BEGIN PTD */

/* USER CODE END PTD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */

/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */

/* USER CODE END PM */

/* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN PV */

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* Exported functions --------------------------------------------------------*/

void PWR_EnterOffMode(void)
{
#if 0
	//HAL_GPIO_WritePin(GPIOB, GPIO_PIN_2, GPIO_PIN_RESET); /* LED OFF */
	  HAL_SuspendTick();
	  HAL_UART_DeInit(&huart2);
	  //LL_PWR_ClearFlag_WU();
	  //__HAL_PWR_CLEAR_FLAG(PWR_FLAG_SB);
	  __HAL_PWR_CLEAR_FLAG(PWR_FLAG_WU);
	  __HAL_PWR_CLEAR_FLAG(PWR_FLAG_LPMODES);
	  //LL_PWR_ClearFlag_WU();
	  HAL_PWR_EnterSTANDBYMode();
#endif
	  POWER_OFF;
		//HAL_UART_DeInit(&huart2);
		//vcom_DeInit();
		HAL_GPIO_DeInit(GPIOA,GPIO_PIN_All);
		HAL_GPIO_DeInit(GPIOB,GPIO_PIN_All);
		HAL_GPIO_DeInit(GPIOC,GPIO_PIN_All);
	  HAL_SuspendTick();
	  HAL_PWR_EnterSTANDBYMode();
#if 0
	LED_OFF;
	HAL_UART_DeInit(&huart2);
  HAL_PWR_DisableWakeUpPin(PWR_WAKEUP_PIN1);//禁用所有使用的唤醒源:PWR_WAKEUP_PIN1 connected to PA.00
  __HAL_PWR_CLEAR_FLAG(PWR_FLAG_WU);//清除所有相关的唤醒标志
  HAL_PWR_EnableWakeUpPin(PWR_WAKEUP_PIN1);//启用连接到PA.00的WakeUp Pin
  HAL_PWR_EnterSTANDBYMode();//进入待机模式

  /* USER CODE BEGIN EnterOffMode_1 */
	HAL_PWR_EnterSTANDBYMode();
  /* USER CODE END EnterOffMode_1 */
#endif
}

void PWR_ExitOffMode(void)
{
  /* USER CODE BEGIN ExitOffMode_1 */
#if 1
	POWER_ON;
	HAL_ResumeTick();
	  //__HAL_PWR_CLEAR_FLAG(PWR_FLAG_SB);
	//HAL_GPIO_WritePin(GPIOB, GPIO_PIN_2, GPIO_PIN_SET); /* LED ON */
	return;
#endif

#if 0
    __HAL_PWR_CLEAR_FLAG(PWR_FLAG_SB);
    LED_ON;
    HAL_Delay(200);
#endif
  /* USER CODE END ExitOffMode_1 */
}

void PWR_EnterStopMode(void)
{
  /* USER CODE BEGIN EnterStopMode_1 */
	POWER_OFF;
	//HAL_UART_DeInit(&huart2);
	//vcom_DeInit();
	HAL_GPIO_DeInit(GPIOA,GPIO_PIN_All);
	HAL_GPIO_DeInit(GPIOB,GPIO_PIN_All);
	HAL_GPIO_DeInit(GPIOC,GPIO_PIN_All);
  /* USER CODE END EnterStopMode_1 */
  HAL_SuspendTick();
  /* Clear Status Flag before entering STOP/STANDBY Mode */
  LL_PWR_ClearFlag_C1STOP_C1STB();

  /* USER CODE BEGIN EnterStopMode_2 */

  /* USER CODE END EnterStopMode_2 */
  HAL_PWREx_EnterSTOP2Mode(PWR_STOPENTRY_WFI);
  /* USER CODE BEGIN EnterStopMode_3 */

  /* USER CODE END EnterStopMode_3 */
}

void PWR_ExitStopMode(void)
{
  /* USER CODE BEGIN ExitStopMode_1 */

  /* USER CODE END ExitStopMode_1 */
  /* Resume sysTick : work around for debugger problem in dual core */

  HAL_ResumeTick();
  POWER_ON;
  /*Not retained periph:
    ADC interface
    DAC interface USARTx, TIMx, i2Cx, SPIx
    SRAM ctrls, DMAx, DMAMux, AES, RNG, HSEM  */

  /* Resume not retained USARTx and DMA */
  //vcom_Resume();
  /* USER CODE BEGIN ExitStopMode_2 */
  MX_GPIO_Init();
  MX_DMA_Init();
  MX_I2C2_Init();

  /* USER CODE END ExitStopMode_2 */
}

void PWR_EnterSleepMode(void)
{
  /* USER CODE BEGIN EnterSleepMode_1 */

  /* USER CODE END EnterSleepMode_1 */
  /* Suspend sysTick */
  HAL_SuspendTick();
  /* USER CODE BEGIN EnterSleepMode_2 */

  /* USER CODE END EnterSleepMode_2 */
  HAL_PWR_EnterSLEEPMode(PWR_MAINREGULATOR_ON, PWR_SLEEPENTRY_WFI);
  /* USER CODE BEGIN EnterSleepMode_3 */

  /* USER CODE END EnterSleepMode_3 */
}

void PWR_ExitSleepMode(void)
{
  /* USER CODE BEGIN ExitSleepMode_1 */

  /* USER CODE END ExitSleepMode_1 */
  /* Resume sysTick */
  HAL_ResumeTick();

  /* USER CODE BEGIN ExitSleepMode_2 */

  /* USER CODE END ExitSleepMode_2 */
}

/* USER CODE BEGIN EF */

/* USER CODE END EF */

/* Private Functions Definition -----------------------------------------------*/
/* USER CODE BEGIN PrFD */

/* USER CODE END PrFD */