/* USER CODE BEGIN Header */

/**
 ******************************************************************************
 * @file    stm32f1xx_it.c
 * @brief   Interrupt Service Routines.
 ******************************************************************************
 * @attention
 *
 * <h2><center>&copy; Copyright (c) 2022 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
 *
 ******************************************************************************
 */
/* USER CODE END Header */

/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "stm32f1xx_it.h"
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "stdio.h"
#include "rtklib.h"
#include <global_var.h>
/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN TD */

/* USER CODE END TD */

/* 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 */

//double UTC_time[6], GPS_sec;
/* USER CODE END PV */

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

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */

/* USER CODE END 0 */

/* External variables --------------------------------------------------------*/
extern DMA_HandleTypeDef hdma_usart1_tx;
extern DMA_HandleTypeDef hdma_usart2_rx;
extern UART_HandleTypeDef huart1;
extern UART_HandleTypeDef huart2;
/* USER CODE BEGIN EV */
extern TIM_HandleTypeDef htim3;

/* USER CODE END EV */

/******************************************************************************/
/*           Cortex-M3 Processor Interruption and Exception Handlers          */
/******************************************************************************/
/**
  * @brief This function handles Non maskable interrupt.
  */
void NMI_Handler(void)
{
  /* USER CODE BEGIN NonMaskableInt_IRQn 0 */

  /* USER CODE END NonMaskableInt_IRQn 0 */
  /* USER CODE BEGIN NonMaskableInt_IRQn 1 */
	while (1)
	{
	}
  /* USER CODE END NonMaskableInt_IRQn 1 */
}

/**
  * @brief This function handles Hard fault interrupt.
  */
void HardFault_Handler(void)
{
  /* USER CODE BEGIN HardFault_IRQn 0 */

  /* USER CODE END HardFault_IRQn 0 */
  while (1)
  {
    /* USER CODE BEGIN W1_HardFault_IRQn 0 */
    /* USER CODE END W1_HardFault_IRQn 0 */
  }
}

/**
  * @brief This function handles Memory management fault.
  */
void MemManage_Handler(void)
{
  /* USER CODE BEGIN MemoryManagement_IRQn 0 */

  /* USER CODE END MemoryManagement_IRQn 0 */
  while (1)
  {
    /* USER CODE BEGIN W1_MemoryManagement_IRQn 0 */
    /* USER CODE END W1_MemoryManagement_IRQn 0 */
  }
}

/**
  * @brief This function handles Prefetch fault, memory access fault.
  */
void BusFault_Handler(void)
{
  /* USER CODE BEGIN BusFault_IRQn 0 */

  /* USER CODE END BusFault_IRQn 0 */
  while (1)
  {
    /* USER CODE BEGIN W1_BusFault_IRQn 0 */
    /* USER CODE END W1_BusFault_IRQn 0 */
  }
}

/**
  * @brief This function handles Undefined instruction or illegal state.
  */
void UsageFault_Handler(void)
{
  /* USER CODE BEGIN UsageFault_IRQn 0 */

  /* USER CODE END UsageFault_IRQn 0 */
  while (1)
  {
    /* USER CODE BEGIN W1_UsageFault_IRQn 0 */
    /* USER CODE END W1_UsageFault_IRQn 0 */
  }
}

/**
  * @brief This function handles System service call via SWI instruction.
  */
void SVC_Handler(void)
{
  /* USER CODE BEGIN SVCall_IRQn 0 */

  /* USER CODE END SVCall_IRQn 0 */
  /* USER CODE BEGIN SVCall_IRQn 1 */

  /* USER CODE END SVCall_IRQn 1 */
}

/**
  * @brief This function handles Debug monitor.
  */
void DebugMon_Handler(void)
{
  /* USER CODE BEGIN DebugMonitor_IRQn 0 */

  /* USER CODE END DebugMonitor_IRQn 0 */
  /* USER CODE BEGIN DebugMonitor_IRQn 1 */

  /* USER CODE END DebugMonitor_IRQn 1 */
}

/**
  * @brief This function handles Pendable request for system service.
  */
void PendSV_Handler(void)
{
  /* USER CODE BEGIN PendSV_IRQn 0 */

  /* USER CODE END PendSV_IRQn 0 */
  /* USER CODE BEGIN PendSV_IRQn 1 */

  /* USER CODE END PendSV_IRQn 1 */
}

/**
  * @brief This function handles System tick timer.
  */
void SysTick_Handler(void)
{
  /* USER CODE BEGIN SysTick_IRQn 0 */

  /* USER CODE END SysTick_IRQn 0 */
  HAL_IncTick();
  /* USER CODE BEGIN SysTick_IRQn 1 */

  /* USER CODE END SysTick_IRQn 1 */
}

/******************************************************************************/
/* STM32F1xx Peripheral Interrupt Handlers                                    */
/* Add here the Interrupt Handlers for the used peripherals.                  */
/* For the available peripheral interrupt handler names,                      */
/* please refer to the startup file (startup_stm32f1xx.s).                    */
/******************************************************************************/

/**
  * @brief This function handles EXTI line0 interrupt.
  */
void EXTI0_IRQHandler(void)
{
  /* USER CODE BEGIN EXTI0_IRQn 0 */

  /* USER CODE END EXTI0_IRQn 0 */
  HAL_GPIO_EXTI_IRQHandler(SPI1_INIT1_Pin);
  /* USER CODE BEGIN EXTI0_IRQn 1 */

  /* USER CODE END EXTI0_IRQn 1 */
}

/**
  * @brief This function handles EXTI line1 interrupt.
  */
void EXTI1_IRQHandler(void)
{
  /* USER CODE BEGIN EXTI1_IRQn 0 */

  /* USER CODE END EXTI1_IRQn 0 */
  HAL_GPIO_EXTI_IRQHandler(PPS_INT_Pin);
  /* USER CODE BEGIN EXTI1_IRQn 1 */

  /* USER CODE END EXTI1_IRQn 1 */
}

/**
  * @brief This function handles DMA1 channel4 global interrupt.
  */
void DMA1_Channel4_IRQHandler(void)
{
  /* USER CODE BEGIN DMA1_Channel4_IRQn 0 */

  /* USER CODE END DMA1_Channel4_IRQn 0 */
  HAL_DMA_IRQHandler(&hdma_usart1_tx);
  /* USER CODE BEGIN DMA1_Channel4_IRQn 1 */

  /* USER CODE END DMA1_Channel4_IRQn 1 */
}

/**
  * @brief This function handles DMA1 channel6 global interrupt.
  */
void DMA1_Channel6_IRQHandler(void)
{
  /* USER CODE BEGIN DMA1_Channel6_IRQn 0 */

  /* USER CODE END DMA1_Channel6_IRQn 0 */
  HAL_DMA_IRQHandler(&hdma_usart2_rx);
  /* USER CODE BEGIN DMA1_Channel6_IRQn 1 */

  /* USER CODE END DMA1_Channel6_IRQn 1 */
}

/**
  * @brief This function handles EXTI line[9:5] interrupts.
  */
void EXTI9_5_IRQHandler(void)
{
  /* USER CODE BEGIN EXTI9_5_IRQn 0 */

  /* USER CODE END EXTI9_5_IRQn 0 */
  HAL_GPIO_EXTI_IRQHandler(SPI2_INIT1_Pin);
  /* USER CODE BEGIN EXTI9_5_IRQn 1 */

  /* USER CODE END EXTI9_5_IRQn 1 */
}

/**
  * @brief This function handles USART1 global interrupt.
  */
void USART1_IRQHandler(void)
{
  /* USER CODE BEGIN USART1_IRQn 0 */

  /* USER CODE END USART1_IRQn 0 */
  HAL_UART_IRQHandler(&huart1);
  /* USER CODE BEGIN USART1_IRQn 1 */

  /* USER CODE END USART1_IRQn 1 */
}

/**
  * @brief This function handles USART2 global interrupt.
  */
void USART2_IRQHandler(void)
{
  /* USER CODE BEGIN USART2_IRQn 0 */
	uint32_t temp, i;
	uint8_t ans = 0;

  /* USER CODE END USART2_IRQn 0 */
  HAL_UART_IRQHandler(&huart2);
  /* USER CODE BEGIN USART2_IRQn 1 */

	if (__HAL_UART_GET_FLAG(&huart2,UART_FLAG_IDLE) != RESET)
	{
		__HAL_UART_CLEAR_IDLEFLAG(&huart2); 			// clean IDEL INT flag
		__HAL_UART_DISABLE_IT(&huart2, UART_IT_IDLE); 	// disable IDLE
		HAL_UART_DMAStop(&huart2); 						// stop DMA receive
		temp = __HAL_DMA_GET_COUNTER(&hdma_usart2_rx);  // get read size

		for (i = 0; i < UART_BF_SIZE - temp; i++)
		{
			ans = input_nmea(&nmea_rmc, U2_Rx_buf[i]);
			if (2 == ans) 								// success get time for name RMC
			{
				SYS_TIME.SYS_GPST_TIME = nmea_rmc.sol.gpsttime;
				SYS_TIME.SYS_UTC_TIME = nmea_rmc.sol.utctime;
				break;
			}
		}
		if (2 != ans)
		{
			__HAL_UART_ENABLE_IT(&huart2, UART_IT_IDLE);
			HAL_UART_Receive_DMA(&huart2, U2_Rx_buf, UART_BF_SIZE);
		}
	}

  /* USER CODE END USART2_IRQn 1 */
}

/* USER CODE BEGIN 1 */
void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
{
	if (GPIO_Pin == SPI2_INIT1_Pin && 1 == IMU_mng_TDK.enable)
	{

		TDK_IMU_INT = 1;
		if (0 == IMU_mng_TDK.lock)
		{
			IMU_mng_TDK.ready = 1;
			IMU_mng_TDK.gpstime = SYS_TIME.SYS_GPST_TIME;
			IMU_mng_TDK.utctime = SYS_TIME.SYS_UTC_TIME;
			IMU_mng_TDK.gpstime.sec = IMU_mng_TDK.utctime.sec = __HAL_TIM_GET_COUNTER(&htim3)/10000.0;
		}
		else
		{
//			while (1)
				;
		}
		HAL_GPIO_TogglePin(LED1_GPIO_Port, LED1_Pin);
	}
	else if (GPIO_Pin == SPI1_INIT1_Pin && 1 == IMU_mng_ST.enable)
	{

		ST_IMU_INT = 1;
		if (0 == IMU_mng_ST.lock)
		{
			IMU_mng_ST.ready = 1;
			IMU_mng_ST.gpstime = SYS_TIME.SYS_GPST_TIME;
			IMU_mng_ST.utctime = SYS_TIME.SYS_UTC_TIME;
			IMU_mng_ST.gpstime.sec = IMU_mng_ST.utctime.sec = __HAL_TIM_GET_COUNTER(&htim3)/10000.0;
		}
		else
		{
//			while (1)
				;
		}
		HAL_GPIO_TogglePin(LED0_GPIO_Port, LED0_Pin);
	}
	else if (GPIO_Pin == PPS_INT_Pin)
	{
		/* Neet to add sec and clean Tim CNT */
		__HAL_TIM_SET_COUNTER(&htim3, 0); // clean TIM3 CNT
		SYS_TIME.SYS_GPST_TIME.time += 1;
		SYS_TIME.SYS_UTC_TIME.time += 1;
	}
}

/* USER CODE END 1 */