pros_edma3_drv_sample_main.c

vicp做为dm6446上的硬件加速器

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/** \file   bios_edma3_drv_sample_main.c
 *
 *  \brief  This file contains the test / demo code to demonstrate the
 *          EDMA driver implemented for DSP/BIOS
 *
 *  (C) Copyright 2006, Texas Instruments, Inc
 *
 *  \author     Sukumar Ghorai
 *  \version    1.0
 */

#include <ti/sdo/edma3/drv/sample/pros_edma3_drv_sample.h>

EDMA3_DRV_Result edma3MemToMemCpytest ();

static void tskHeartBit();

static void printWelcomeBanner(void)
    {
    /* Welcome Message */
    EDMA3_DEBUG_PRINTF("***************************************************************\n\r");
    EDMA3_DEBUG_PRINTF("*                                                             *\n\r");
    EDMA3_DEBUG_PRINTF("*                            ****                             *\n\r");
    EDMA3_DEBUG_PRINTF("*                            ****                             *\n\r");
    EDMA3_DEBUG_PRINTF("*                            ******o***                       *\n\r");
    EDMA3_DEBUG_PRINTF("*                      ********_///_****                      *\n\r");
    EDMA3_DEBUG_PRINTF("*                      ***** /_//_/ ****                      *\n\r");
    EDMA3_DEBUG_PRINTF("*                       ** ** (__/ ****                       *\n\r");
    EDMA3_DEBUG_PRINTF("*                           *********                         *\n\r");
    EDMA3_DEBUG_PRINTF("*                            ****                             *\n\r");
    EDMA3_DEBUG_PRINTF("*                            ***                              *\n\r");
    EDMA3_DEBUG_PRINTF("*                                                             *\n\r");
    EDMA3_DEBUG_PRINTF("*                     TI EDMA3 LOW LEVEL DRIVER               *\n\r");
    EDMA3_DEBUG_PRINTF("*                                                             *\n\r");
    EDMA3_DEBUG_PRINTF("*                                                             *\n\r");
    EDMA3_DEBUG_PRINTF("*       For issues on TI EDMA3 LLD, contact TII PSP Team      *\n\r");
    EDMA3_DEBUG_PRINTF("*                                                             *\n\r");
    EDMA3_DEBUG_PRINTF("*                                                             *\n\r");
    EDMA3_DEBUG_PRINTF("*                                                             *\n\r");
    EDMA3_DEBUG_PRINTF("***************************************************************\n\r");
    EDMA3_DEBUG_PRINTF("\r\n\r\n");
    }

void echo()
    {
    EDMA3_DRV_Result edmaResult = EDMA3_DRV_SOK;

    /* Print the Welcome Message */
    printWelcomeBanner();

    /* Initialize EDMA3 first */
    edmaResult = edma3init();
    if (edmaResult != EDMA3_DRV_SOK)
        {
        EDMA3_DEBUG_PRINTF("echo: edma3init() FAILED, error code: %d\r\n",
                                        edmaResult);
        }
    else
        {
        EDMA3_DEBUG_PRINTF("echo: edma3init() PASSED\r\n");
        }

    if (edmaResult == EDMA3_DRV_SOK)
        {
        /* Edma Test for memory to memory copy */
        EDMA3_DEBUG_PRINTF("\r\nEDMA3: Starting EDMA3 Test memory to memory copy\r\n");

        edmaResult = edma3MemToMemCpytest();

        if (EDMA3_DRV_SOK != edmaResult)
           {
            /* Report EDMA Error */
            EDMA3_DEBUG_PRINTF("\r\nEDMA3: edma3MemToMemCpytest() failed\r\n");
           }
        else
           {
            EDMA3_DEBUG_PRINTF("\r\nEDMA3: edma3MemToMemCpytest() passed\r\n");
           }

        EDMA3_DEBUG_PRINTF("\r\nEDMA3 : End EDMA3 Test memory to memory copy\r\n\n");
        }

    /* Start the Heart Beat Print */
    tskHeartBit();

    return;
    }



void tskHeartBit()
    {
    static unsigned int counter = 0u;

    while (counter < 0x1000000u)
        {
        TSK_sleep (1000u);
        EDMA3_DEBUG_PRINTF("\r\n\r\n!!! EDMA3 LLD HrtBt %x", counter);
        counter++;
        }
    }