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Multi Media Card test.

// Built with BFTC Rev. 1.0.0, gio 14 agosto 2014 16:19:37

/*
    Copyright 2014 Digital Technology Art SRL
    This file is part of Blackfin Toolchain (BFTC) project.

    BFTC is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    BFTC is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Nome-Programma.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "main.h"

unsigned char buff_r[512];
unsigned char buff_w[512];
int main(void)
{
    unsigned char flag;
    int i, s;
    Set_PLL(16, 4);             // CORE: 25MHz * 16 = 400MHz, SCLK: 400MHz / 4 = 100MHz
    Set_Port();                 // Set the port according to project set
    Set_Uart0(115200);          // printf is redirected to UART0
    Set_SPI(SPI_PP);
    Set_ExpansionPort(0xFF);    // PA all in input
    do
    {
        printf("Press any key to start the test ...\n");
        GetChar_Uart0();
        if(MMC_Open())
        {
            printf("MMC Card enabled, test started ...\n");
            for(i = 0; i < 512; i++)
                buff_w[i] = i;
            flag = 1;
            for(s = 0; s < 1024; s++)
            {
                MMC_WriteSector(s, buff_w);
                MMC_ReadSector(s, buff_r);
                for(i = 0; i < 512; i++)
                {
                    if(buff_w[i] != buff_r[i])
                    {
                        flag = 0;
                        break;
                    }
                }
                if(flag)
                    printf("[%4d] MMC Test OK\n", s);
                else
                {
                    printf("[%4d] MMC Test Fail\n", s);
                    break;
                }
            }
            MMC_Close();
        }
        else
        {
            MMC_Close();
            printf("MMC Card error\n");
        }
    }while(1);
    return 0;
}

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