/*!
 * @file        main.c
 *
 * @brief       Main program body
 *
 * @version     V1.0.4
 *
 * @date        2025-02-15
 *
 * @attention
 *
 *  Copyright (C) 2021-2025 Geehy Semiconductor
 *
 *  You may not use this file except in compliance with the
 *  GEEHY COPYRIGHT NOTICE (GEEHY SOFTWARE PACKAGE LICENSE).
 *
 *  The program is only for reference, which is distributed in the hope
 *  that it will be useful and instructional for customers to develop
 *  their software. Unless required by applicable law or agreed to in
 *  writing, the program is distributed on an "AS IS" BASIS, WITHOUT
 *  ANY WARRANTY OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the GEEHY SOFTWARE PACKAGE LICENSE for the governing permissions
 *  and limitations under the License.
 */

/* Includes ***************************************************************/
#include "main.h"
#include "Board.h"
#include "stdio.h"

#include "FreeRTOS.h"
#include "task.h"
#include "queue.h"
#include "list.h"

/* Private includes *******************************************************/

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

#define DATA_BUF_SIZE       (32)

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

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

typedef enum {FALSE, TRUE} BOOL;

/** USART1 receive buffer*/
uint8_t rxDataBufUSART1[DATA_BUF_SIZE] = {0};
/** USART1 transmit buffer*/
uint8_t txDataBufUSART1[DATA_BUF_SIZE] = {0};

/** USART2 receive buffer*/
uint8_t rxDataBufUSART2[DATA_BUF_SIZE] = {0};
/** USART2 transmit buffer*/
uint8_t txDataBufUSART2[DATA_BUF_SIZE] = {0};

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

/** USART Write data */
void USART_Write(USART_T* usart,uint8_t *dat);

/** USART Init */
void USART_Init(void);
/** Delay */
void Delay(uint32_t count);
/** Buffer compare*/
BOOL BufferCompare(uint8_t *buf1, uint8_t *buf2, uint8_t size);

/** Task handle */
static TaskHandle_t xHandleTaskLedToggle = NULL;
static TaskHandle_t xHandleTaskUsartTest = NULL;

/** User create task */
static void UserTaskCreate(void);

/** Led toggle task */
void vTaskLedToggle(void *pvParameters);
/** Usart1 test task */
void vTaskUsartTest(void *pvParameters);

/* External variables *****************************************************/

/* External functions *****************************************************/

/*!
 * @brief       Main program
 *
 * @param       None
 *
 * @retval      None
 */
int main(void)
{
    SystemClockConfig();
    BOARD_LEDInit(LED2);
    BOARD_LEDInit(LED3);

    /* USART Initialization */
    USART_Init();

    /* User create task */
    UserTaskCreate();

    /* Startup FreeRTOS */
    vTaskStartScheduler();

    while(1);
}

/*!
 * @brief       User Create Task
 *
 * @param       None
 *
 * @retval      None
 */
static void UserTaskCreate(void)
{
    xTaskCreate(vTaskLedToggle,
                "TaskLedToggle",
                 128,
                 NULL,
                 0,
                 &xHandleTaskLedToggle);

    xTaskCreate(vTaskUsartTest,
                "TaskUsartTest",
                128,
                NULL,
                2,
                &xHandleTaskUsartTest);
}

/*!
 * @brief       Led toggle task
 *
 * @param       pvParameters - passed into the task function as the function parameters
 *
 * @retval      None
 */
void vTaskLedToggle(void *pvParameters)
{
    UNUSED(pvParameters);
    while(1)
    {
        /* Toggle LED2 */
        BOARD_LEDToggle(LED2);
        /* Task blocking time Delay */
        vTaskDelay(500);
    }
}

/*!
 * @brief       Led toggle task
 *
 * @param       pvParameters - passed into the task function as the function parameters
 *
 * @retval      None
 */
void vTaskUsartTest(void *pvParameters)
{
    UNUSED(pvParameters);
    BOOL state = TRUE;
    int timeout = 0;
    /* Init txDataBufUSART2 */
    for(int i = 0; i < DATA_BUF_SIZE; i++)
    {
        txDataBufUSART1[i] = i;
        txDataBufUSART2[i] = i;
    }

    while(1)
    {
        /* Send Data from USART1 to USART2 */
        timeout = 0;
        for(int i = 0; i < DATA_BUF_SIZE; i++)
        {
            /* Wait until end of transmission */
            while(USART_ReadStatusFlag(USART1, USART_FLAG_TXBE) == RESET)
            {
                vTaskDelay(10);
                timeout++;
                if(timeout > 10)
                {
                    break;
                }
            }

            USART_TxData(USART1, txDataBufUSART1[i]);

            /* Wait until end of reception */
            while(USART_ReadStatusFlag(USART2, USART_FLAG_RXBNE) == RESET)
            {
                vTaskDelay(10);
                timeout++;
                if(timeout > 10)
                {
                    break;
                }
            }

            rxDataBufUSART2[i] = USART_RxData(USART2);
        }

         /* Verify data */
        state = BufferCompare(rxDataBufUSART2, txDataBufUSART1, DATA_BUF_SIZE);

        /* Data is ok then turn off LED3 */
        if(state == TRUE)
        {
            BOARD_LEDOn(LED3);
        }
        else
        {
            BOARD_LEDOff(LED3);
        }

        /* Task blocking time Delay */
        vTaskDelay(1000);

        timeout = 0;
        /* Send Data from USART2 to USART1 */
        for(int i = 0; i < DATA_BUF_SIZE; i++)
        {
            /* Wait until end of transmission */
            while(USART_ReadStatusFlag(USART2, USART_FLAG_TXBE) == RESET)
            {
                vTaskDelay(10);
                timeout++;
                if(timeout > 10)
                {
                    break;
                }
            }

            USART_TxData(USART2, txDataBufUSART2[i]);

            /* Wait until end of reception */
            while(USART_ReadStatusFlag(USART1, USART_FLAG_RXBNE) == RESET)
            {
                vTaskDelay(10);
                timeout++;
                if(timeout > 10)
                {
                    break;
                }
            }

            rxDataBufUSART1[i] = USART_RxData(USART1);
        }

         /* Verify data */
        state = BufferCompare(rxDataBufUSART1, txDataBufUSART2, DATA_BUF_SIZE);

        /* Data is ok then turn off LED3 */
        if(state == TRUE)
        {
            BOARD_LEDOn(LED3);
        }
        else
        {
            BOARD_LEDOff(LED3);
        }

        /* Task blocking time Delay */
        vTaskDelay(1000);
    }
}

/*!
 * @brief       Compares two buffers
 *
 * @param       buf1:    First buffer to be compared
 *
 * @param       buf1:    Second buffer to be compared
 *
 * @param       size:    Buffer size
 *
 * @retval      Return SET if buf1 = buf2. If not then return RESET
 */
BOOL BufferCompare(uint8_t *buf1, uint8_t *buf2, uint8_t size)
{
    uint8_t i;

    for(i = 0; i < size; i++)
    {
        if(buf1[i] != buf2[i])
        {
            return FALSE;
        }
    }

    return TRUE;
}

/*!
 * @brief       USARTS Initialization
 *
 * @param       None
 *
 * @retval      None
 */
void USART_Init(void)
{
    USART_Config_T usartConfigStruct;

    usartConfigStruct.baudRate = 115200;
    usartConfigStruct.hardwareFlow = USART_HARDWARE_FLOW_NONE;
    usartConfigStruct.mode = USART_MODE_TX_RX;
    usartConfigStruct.parity = USART_PARITY_NONE;
    usartConfigStruct.stopBits = USART_STOP_BIT_1;
    usartConfigStruct.wordLength = USART_WORD_LEN_8B;

    BOARD_COMInit(COM1, &usartConfigStruct);
    BOARD_COMInit(COM2, &usartConfigStruct);

    Delay(0x7FFF);

    /* Disable USART1 RXBNE interrput */
    USART_DisableInterrupt(USART1,USART_INT_RXBNE);
    USART_DisableInterrupt(USART2,USART_INT_RXBNE);

    /* Disable USART2 RXBNE interrput */
    USART_ClearStatusFlag(USART1, USART_FLAG_RXBNE);
    USART_ClearStatusFlag(USART2, USART_FLAG_RXBNE);
}

/*!
 * @brief       Delay
 *
 * @param       count:  delay count
 *
 * @retval      None
 */
void Delay(uint32_t count)
{
    volatile uint32_t delay = count;
    while(delay--);
}
