/**
*     Copyright (c) 2023, Nations Technologies Inc.
*
*     All rights reserved.
*
*     This software is the exclusive property of Nations Technologies Inc. (Hereinafter
* referred to as NATIONS). This software, and the product of NATIONS described herein
* (Hereinafter referred to as the Product) are owned by NATIONS under the laws and treaties
* of the People's Republic of China and other applicable jurisdictions worldwide.
*
*     NATIONS does not grant any license under its patents, copyrights, trademarks, or other
* intellectual property rights. Names and brands of third party may be mentioned or referred
* thereto (if any) for identification purposes only.
*
*     NATIONS reserves the right to make changes, corrections, enhancements, modifications, and
* improvements to this software at any time without notice. Please contact NATIONS and obtain
* the latest version of this software before placing orders.

*     Although NATIONS has attempted to provide accurate and reliable information, NATIONS assumes
* no responsibility for the accuracy and reliability of this software.
*
*     It is the responsibility of the user of this software to properly design, program, and test
* the functionality and safety of any application made of this information and any resulting product.
* In no event shall NATIONS be liable for any direct, indirect, incidental, special,exemplary, or
* consequential damages arising in any way out of the use of this software or the Product.
*
*     NATIONS Products are neither intended nor warranted for usage in systems or equipment, any
* malfunction or failure of which may cause loss of human life, bodily injury or severe property
* damage. Such applications are deemed, "Insecure Usage".
*
*     All Insecure Usage shall be made at user's risk. User shall indemnify NATIONS and hold NATIONS
* harmless from and against all claims, costs, damages, and other liabilities, arising from or related
* to any customer's Insecure Usage.

*     Any express or implied warranty with regard to this software or the Product, including,but not
* limited to, the warranties of merchantability, fitness for a particular purpose and non-infringement
* are disclaimed to the fullest extent permitted by law.

*     Unless otherwise explicitly permitted by NATIONS, anyone may not duplicate, modify, transcribe
* or otherwise distribute this software for any purposes, in whole or in part.
*
*     NATIONS products and technologies shall not be used for or incorporated into any products or systems
* whose manufacture, use, or sale is prohibited under any applicable domestic or foreign laws or regulations.
* User shall comply with any applicable export control laws and regulations promulgated and administered by
* the governments of any countries asserting jurisdiction over the parties or transactions.
**/


/**
*\*\file      main.c
*\*\author    Nations
*\*\version   v1.0.0
*\*\copyright Copyright (c) 2023, Nations Technologies Inc. All rights reserved.
**/
#include "main.h"
#include "spi_flash.h"


/** n32h47x_48x_StdPeriph_Examples **/

/** SPI_FLASH_DMA **/

typedef enum
{
    FAILED = 0,
    PASSED = !FAILED
} TestStatus;

#define FLASH_WriteAddress  0x700000
#define FLASH_ReadAddress   FLASH_WriteAddress
#define FLASH_SectorToErase FLASH_WriteAddress


#define sFLASH_ID sFLASH_W25Q128_ID


#define BufferSize  300
#define countof(a) (sizeof(a) / sizeof(*(a)))

uint8_t Tx_Buffer[512];
uint8_t Rx_Buffer[512];

__IO uint16_t Index  = 0x0;
volatile TestStatus TransferStatus1 = FAILED, TransferStatus2 = PASSED;
__IO unsigned int FlashID = 0;

TestStatus Buffercmp(uint8_t* pBuffer1, uint8_t* pBuffer2, uint16_t BufferLength);
void SPI_DMA_PageWrite(uint32_t WriteAddr);
void SPI_DMA_BufferRead(uint32_t ReadAddr);

/**
*\*\name    main.
*\*\fun     main function.
*\*\param   none
*\*\return  none
**/
int main(void)
{
    uint16_t i;
    /*!< At this stage the microcontroller clock setting is already configured,
         this is done through SystemInit() function which is called from startup
         file (startup_n32h4xx.s) before to branch to application main.
         To reconfigure the default setting of SystemInit() function, refer to
         system_n32h47x_48x.c file
       */
    log_init();

    /* Initialize the SPI FLASH driver */
    sFLASH_Init();

    /* Get SPI Flash ID */
    FlashID = sFLASH_ReadID();
    printf("Read ID=0x%06x\r\n", FlashID);

    for(i = 0; i < 512; i++)
    {
        Tx_Buffer[i] = i + 1;
    }

    /* Check the SPI Flash ID */
    if ((FlashID == sFLASH_ID) || (FlashID == sFLASH_W25Q128_ID_DTR))
    {

        /* Perform a write in the Flash followed by a read of the written data */
        /* Erase SPI FLASH Sector to write on */
        sFLASH_EraseSector(FLASH_SectorToErase);

        /* Write Tx_Buffer data to SPI FLASH memory */
        //SPI_DMA_PageWrite(FLASH_WriteAddress);
        sFLASH_DMA_WriteBuffer(Tx_Buffer, FLASH_WriteAddress, BufferSize);

        /* Read data from SPI FLASH memory */
        //SPI_DMA_BufferRead(FLASH_ReadAddress);
        sFLASH_DMA_ReadBuffer(Rx_Buffer, FLASH_ReadAddress, BufferSize);

        /* Check the correctness of written dada */
        TransferStatus1 = Buffercmp(Tx_Buffer, Rx_Buffer, BufferSize);

        if(PASSED == TransferStatus1)
            printf("spi dma write and read flash OK.\r\n");
        else
            printf("spi dma write and read flash fail.\r\n");

        /* TransferStatus1 = PASSED, if the transmitted and received data by SPI1
           are the same */
        /* TransferStatus1 = FAILED, if the transmitted and received data by SPI1
           are different */
        /* Perform an erase in the Flash followed by a read of the written data */
        /* Erase SPI FLASH Sector to write on */
        sFLASH_EraseSector(FLASH_SectorToErase);

        /* Read data from SPI FLASH memory */
        sFLASH_DMA_ReadBuffer(Rx_Buffer, FLASH_ReadAddress, BufferSize);

        /* Check the correctness of erasing operation dada */
        for (Index = 0; Index < BufferSize; Index++)
        {
            if (Rx_Buffer[Index] != 0xFF)
            {
                TransferStatus2 = FAILED;
                break;
            }
        }

        if(PASSED == TransferStatus2)
            printf("Sector erase OK.\r\n");
        else
            printf("Sector erase fail.\r\n");

        /* TransferStatus2 = PASSED, if the specified sector part is erased */
        /* TransferStatus2 = FAILED, if the specified sector part is not well erased */
    }
    else
    {
        printf("Read ID fail.\r\n");
    }

    while (1)
    {
    }
}

/**
*\*\name    Buffercmp.
*\*\fun     Compares two buffers.
*\*\param   pBuffer1
*\*\param   pBuffer2
*\*\param   BufferLength
*\*\return  FAILED or PASSED
**/
TestStatus Buffercmp(uint8_t* pBuffer1, uint8_t* pBuffer2, uint16_t BufferLength)
{
    while (BufferLength--)
    {
        if (*pBuffer1 != *pBuffer2)
        {
            return FAILED;
        }

        pBuffer1++;
        pBuffer2++;
    }

    return PASSED;
}


#ifdef USE_FULL_ASSERT

/**
*\*\name    assert_failed.
*\*\fun     Reports the name of the source file and the source line number
*\*\                where the assert_param error has occurred
*\*\param   expr
*\*\param   file        pointer to the source file name
*\*\param   line        assert_param error line source number
*\*\return  none
**/
void assert_failed(const uint8_t* expr, const uint8_t* file, uint32_t line)
{
    /* User can add his own implementation to report the file name and line number,
       ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */

    /* Infinite loop */
    while (1)
    {
    }
}

#endif



