/**
  ******************************************************************************
  * @file    main.c
  * @author  MCU Application Team
  * @brief   Main program body
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2023 Puya Semiconductor Co.
  * All rights reserved.</center></h2>
  *
  * This software component is licensed by Puya 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
  *
  ******************************************************************************
  * @attention
  *
  * <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 "FreeRTOS.h"
#include "task.h"
#include "queue.h"
#include "event_groups.h"

/* Private define ------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
TaskHandle_t Task1Handler;
TaskHandle_t Task2Handler;

/* Private user code ---------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
#define NOTIFY_SEMAPHORE        1
#define NOTIFY_EVENTGROUPS      0
#define NOTIFY_MESSAGE          0
#define EVENTBIT_0             (1<<0)
#define EVENTBIT_1             (1<<1)

/* Private function prototypes -----------------------------------------------*/
static void APP_SystemClockConfig(void);
static void Task1(void *pvParamters);
static void Task2(void *pvParamters);

/**
  * @brief  Main program.
  * @retval int
  */
int main(void)
{
  /* Reset of all peripherals, Initializes the Systick */
  HAL_Init();

  /* System clock configuration */
  APP_SystemClockConfig();

  /* Initialize UART */	
  BSP_UART_Config();

  /* Create the tasks that are created using the original xTaskCreate() API function. */
  xTaskCreate( Task1, "Task1", 128, NULL, 1, &Task1Handler );  
  xTaskCreate( Task2, "Task2", 128, NULL, 2, &Task2Handler );

  /* Start the scheduler. */
  vTaskStartScheduler();
}

/**
  * @brief  Task notification simulates releasing semaphore, sending event flag bits, and sending messages.
            Send or release data stored in "pxTCB->ulNotifiedValue[ uxIndexToNotify ]"
  * @param  *pvParamters: The parameters passed to the task function when the task is created
  * @retval None
  */
static void Task1(void *pvParamters)
{
  static uint8_t CountValue = 0;
  while (1)
  {
#if(NOTIFY_SEMAPHORE)
    /* If CountValue = 10,prepare give a semaphore to Task2 */
    if(CountValue == 10)
    {
      /* Give a semaphore to Task2,semaphore value add 1 */
      xTaskNotifyGive(Task2Handler);
      printf("Task1: semaphore give success\r\n");
    }
    CountValue ++;
    /* If CountValue = 11,set CountValue = 0 */
    if(CountValue == 11)
    {
      CountValue = 0;
    }
    /* vTaskDelay(100): Blocking delay,Task1 goes into a blocked state after invocation */
    vTaskDelay(100);
#elif(NOTIFY_EVENTGROUPS)
    /* If CountValue = 10,send event flag bit(EVENTBIT_0) to Task2 */
    if(CountValue == 10)
    {
      printf("Task1: Bit0 set 1\r\n");
      /* Write assgin bit 1.pxTCB->ulNotifiedValue[ uxIndexToNotify ] |= EVENTBIT_0 */
      xTaskNotify(Task2Handler, EVENTBIT_0, eSetBits);
    }
    /* If CountValue = 20,send event flag bit(EVENTBIT_1) to Task2 */
    else if(CountValue == 20)
    {
      printf("Task1: Bit1 set 1\r\n");
      /* Write assgin bit 1.pxTCB->ulNotifiedValue[ uxIndexToNotify ] |= EVENTBIT_1 */
      xTaskNotify(Task2Handler, EVENTBIT_1, eSetBits);
    }
    CountValue ++;
    /* If CountValue = 21,set CountValue = 0 */
    if(CountValue ==21)
    {
      CountValue = 0;
    }
    /* vTaskDelay(100): Blocking delay,Task1 goes into a blocked state after invocation */
    vTaskDelay(100);
#elif(NOTIFY_MESSAGE)
    /* If CountValue = 10,send message to Task2 */
    if(CountValue == 10)
    {
      /* Write a byte.pxTCB->ulNotifiedValue[ uxIndexToNotify ] = CountValue */
      /* eSetValueWithOverwrite: Overwrite the way to update notification values*/
      xTaskNotify(Task2Handler, CountValue, eSetValueWithOverwrite);
      printf("Task1: message send success\r\n");
    }
    /* If CountValue = 20,send message to Task2 */
    else if(CountValue == 20)
    {
      /* Write a byte.pxTCB->ulNotifiedValue[ uxIndexToNotify ] = CountValue */
      /* eSetValueWithOverwrite: Overwrite the way to update notification values*/
      xTaskNotify(Task2Handler, CountValue, eSetValueWithOverwrite);
      printf("Task1: message send success\r\n");
    }
    CountValue ++;
    /* If CountValue = 21,set CountValue = 0 */
    if(CountValue ==21)
    {
      CountValue = 0;
    }
    /* vTaskDelay(100): Blocking delay,Task1 goes into a blocked state after invocation */
    vTaskDelay(100);
#else

#endif
  }
}

/**
  * @brief  Task notify simulute receive semaphore、event group、message
  * @param  *pvParamters: The parameters passed to the task function when the task is created
  * @retval None
  */
static void Task2(void *pvParamters)
{
  while(1)
  {
#if(NOTIFY_SEMAPHORE)
    uint32_t RevValue = 0;
    /* Take notification value. */
    /* pdTURE: simulate binary semaphore. */
/*    RevValue = ulTaskNotifyTake(pdTRUE, portMAX_DELAY); */ 
    /* pdFALSE: simulate count semaphore. */
    /* portMAX_DELAY: don't get the data you want, keep waiting, task enters the blocked state. */
    RevValue = ulTaskNotifyTake(pdFALSE, portMAX_DELAY); 
    if(RevValue != 0)
    {
      printf("Task2: rev_value = %d\r\n",(unsigned int) RevValue);
    }
    /* vTaskDelay(2000): Blocking delay,Task2 goes into a blocked state after invocation */
    vTaskDelay(2000);
#elif(NOTIFY_EVENTGROUPS)
    uint32_t NotifyValue = 0;
    /* Get NotifyValue from pxTCB->ulNotifiedValue[uxIndexToNotify].Then set pxTCB->ulNotifiedValue[uxIndexToNotify] = 0 */
    /* portMAX_DELAY: don't get the data you want, keep waiting, task enters the blocked state. */
    xTaskNotifyWait(0, 0xFFFFFFFF, &NotifyValue, portMAX_DELAY);
    /* If NotifyValue != 0,output EventBit. */
    if(NotifyValue & (EVENTBIT_0 | EVENTBIT_1))
    {
      printf("Task2: NotifyValue = %d\r\n",(unsigned int)NotifyValue);
      NotifyValue = 0;
    }
#elif(NOTIFY_MESSAGE)
    uint32_t NotifyValue = 0;
    /* Read abyte.NotifyValue = pxTCB->ulNotifiedValue[uxIndexToNotify].Then set pxTCB->ulNotifiedValue[uxIndexToNotify] = 0 */
    /* portMAX_DELAY: don't get the data you want, keep waiting, task enters the blocked state. */
    xTaskNotifyWait(0, 0xFFFFFFFF, &NotifyValue, portMAX_DELAY);

    printf("Task2: notify_value = %d\r\n", (unsigned int)NotifyValue);
#else

#endif
  }
}

/**
  * @brief  System clock configuration function
  * @param  None
  * @retval None
  */
static void APP_SystemClockConfig(void)
{
  RCC_OscInitTypeDef  OscInitstruct = {0};
  RCC_ClkInitTypeDef  ClkInitstruct = {0};
  
  OscInitstruct.OscillatorType  = RCC_OSCILLATORTYPE_HSE | RCC_OSCILLATORTYPE_HSI | RCC_OSCILLATORTYPE_LSE | 
                                  RCC_OSCILLATORTYPE_LSI | 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_OFF;                           /* 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_OFF;                              /* Close 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      = 12; */                                   /* 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)
  {
    APP_ErrorHandler();
  }
  
  ClkInitstruct.ClockType       = RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
  ClkInitstruct.SYSCLKSource    = RCC_SYSCLKSOURCE_HSI;                 /* System clock selection HSI */
  ClkInitstruct.AHBCLKDivider   = RCC_SYSCLK_DIV1;                      /* AHB clock 1 division */
  ClkInitstruct.APB1CLKDivider  = RCC_HCLK_DIV1;                        /* APB1 clock 1 division */
  ClkInitstruct.APB2CLKDivider  = RCC_HCLK_DIV2;                        /* APB2 clock 2 division */
  /* Configure Clock */
  if(HAL_RCC_ClockConfig(&ClkInitstruct, FLASH_LATENCY_0) != HAL_OK)
  {
    APP_ErrorHandler();
  }
}

/**
  * @brief  This function is executed in case of error occurrence.
  * @param  None
  * @retval None
  */
void APP_ErrorHandler(void)
{
  /* Infinite loop */
  while (1)
  {
  }
}


#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******************/
