RAM_ROM_Teasts/SD_FAT32/sd_fat32/sd_fat32.c

//#############################################################################
//
// FILE:   sd_fat32.c
//
// TITLE:  SD FATFS Library Example
//
//! <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> INPUT.txt <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>  OUTPUT.txt.
//! *<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> INPUT.txt <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
//!  <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> TI:
//!  driverlib.lib - <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> SD <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> SPI
//!  fatfs.lib - <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>  FAT32.
//
//#############################################################################
//
// Included Files
//
#include "driverlib.h"
#include "device.h"
#include "board.h"

#include <sdspi/sdspi.h>
#include <sdspi/SDFatFS.h>

uint16_t SDFatFS_config_count = 1;
SDFatFS_Object sdfatfsObject;

SDSPI_Object sdspiObject = {
        .spiHandle = mySDCardSPI_BASE,
        .spiCsGpioIndex = mySDCardCS
};

SDFatFS_Object* SDFatFS_config [] = {&sdfatfsObject};

SDSPI_Handle sdspiHandle = &sdspiObject;

#define READ_BUFFER_SIZE  128  //  <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>  <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>  <20><><EFBFBD>  <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
/* String conversion macro */
#define STR_(n)             #n
#define STR(n)              STR_(n)

/* Drive number used for FatFs */
#define DRIVE_NUM           0

const char inputfile[] = STR(DRIVE_NUM)":input.txt";
const char outputfile[] = STR(DRIVE_NUM)":output.txt";
const char textarray[] = "hi nima!";
DWORD   freeClusterCount;
DWORD   totalSectorCount;
DWORD   freeSectorCount;

unsigned int bytesWritten = 0;

FIL src;
FIL dst;

unsigned int filesize;
FRESULT fresult;

//
// Main
//
void main(void)
{
    //
    // Initialize device clock and peripherals
    //
    Device_init();

    //
    // Disable pin locks and enable internal pullups.
    //
    Device_initGPIO();

    //
    // Initialize PIE and clear PIE registers. Disables CPU interrupts.
    //
    Interrupt_initModule();

    //
    // Initialize the PIE vector table with pointers to the shell Interrupt
    // Service Routines (ISR).
    //
    Interrupt_initVectorTable();

    //
    // Board initialization
    //
    Board_init();

    SDFatFS_init();
    SDFatFS_Handle sdFatFs_handle = SDFatFS_open(sdspiHandle, DRIVE_NUM);
    if (sdFatFs_handle == NULL)
    {
        while(1);
    }

    //  <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>  <20><>  <20><><EFBFBD><EFBFBD><EFBFBD>
       char readBuffer[READ_BUFFER_SIZE];
       unsigned int bytesRead = 0;

       //Open inputfile[]

       fresult = f_open(&src, inputfile, FA_READ);
       if (fresult != FR_OK) {
           //  <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>  <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>  <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
           while(1);
       }

       //Read from src file
       fresult = f_read(&src, readBuffer, sizeof(readBuffer), &bytesRead);
       if (fresult != FR_OK) {
           //  <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>  <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>  <20><><EFBFBD><EFBFBD><EFBFBD>
           while(1);
       }

       //Close inputfile[]
       fresult = f_close(&src);
       if (fresult != FR_OK) {
           //  <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>  <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>  <20><><EFBFBD><EFBFBD><EFBFBD>
           while(1);
       }
       ESTOP0;
    fresult = f_getfree(STR(DRIVE_NUM), &freeClusterCount, &(dst.obj.fs));
    if (fresult) {
        while (1);
    }

    else {
     //    Get total sectors and free sectors
        totalSectorCount = ((dst.obj.fs)->n_fatent - 2) * (dst.obj.fs)->csize;
        freeSectorCount  = freeClusterCount * (dst.obj.fs)->csize;
        ESTOP0;
    }

    /* Create a new file object for the file copy */
    fresult = f_open(&dst, outputfile, FA_CREATE_ALWAYS|FA_WRITE);
    if (fresult != FR_OK) {
        while(1);
    }
    /*  Write to dst file */
      fresult = f_write(&dst, textarray, 7, &bytesWritten);
      if (fresult != FR_OK) {
          while(1);
      }

    fresult = f_sync(&dst);
    if (fresult != FR_OK) {
        while(1);
    }
    /* Get the filesize of the source file */
    filesize = f_size(&src);

    /* Close outputfile[] */
    fresult = f_close(&dst);
    if (fresult != FR_OK) {
        while(1);
    }

    //
    // Enable Global Interrupt (INTM) and realtime interrupt (DBGM)
    //
    EINT;
    ERTM;


    SDFatFS_close(sdFatFs_handle);
}


int32_t fatfs_getFatTime(void)
{
    return 0;
}
//
// End File
//