examples/edma3_driver/src/main.c

   1 /*
   2  * main.c
   3  *
   4  * This file contains the test / demo code to demonstrate the EDMA3 driver
   5  * functionality on DSP/BIOS 6.
   6  *
   7  * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
   8  *
   9  *
  10  *  Redistribution and use in source and binary forms, with or without
  11  *  modification, are permitted provided that the following conditions
  12  *  are met:
  13  *
  14  *    Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions and the following disclaimer.
  16  *
  17  *    Redistributions in binary form must reproduce the above copyright
  18  *    notice, this list of conditions and the following disclaimer in the
  19  *    documentation and/or other materials provided with the
  20  *    distribution.
  21  *
  22  *    Neither the name of Texas Instruments Incorporated nor the names of
  23  *    its contributors may be used to endorse or promote products derived
  24  *    from this software without specific prior written permission.
  25  *
  26  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  27  *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  28  *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  29  *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  30  *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  31  *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  32  *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  33  *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  34  *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  35  *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  36  *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37  *
  38 */
  39
  40 #include <xdc/std.h>
  41 #include <stdio.h>
  42 #include <ti/sysbios/knl/Task.h>
  43 #include <ti/sysbios/BIOS.h>
  44
  45 #include "sample.h"
  46 extern const unsigned int numEdma3Instances;
  47
  48 EDMA3_DRV_Result edma3MemToMemCpytest (EDMA3_DRV_Handle hEdma);
  49
  50 /*
  51  * Local References
  52  */
  53 static void tskHeartBit(void);
  54 void echo(void);
  55
  56 void main()
  57 {
  58     Task_create((Task_FuncPtr)echo, NULL, NULL);
  59
  60     BIOS_start();
  61 }
  62
  63 static void printWelcomeBanner(void)
  64     {
  65     /* Welcome Message */
  66     printf("***************************************************************\n\r");
  67     printf("*                                                             *\n\r");
  68     printf("*                            ****                             *\n\r");
  69     printf("*                            ****                             *\n\r");
  70     printf("*                            ******o***                       *\n\r");
  71     printf("*                      ********_///_****                      *\n\r");
  72     printf("*                      ***** /_//_/ ****                      *\n\r");
  73     printf("*                       ** ** (__/ ****                       *\n\r");
  74     printf("*                           *********                         *\n\r");
  75     printf("*                            ****                             *\n\r");
  76     printf("*                            ***                              *\n\r");
  77     printf("*                                                             *\n\r");
  78     printf("*                     TI EDMA3 LOW LEVEL DRIVER               *\n\r");
  79     printf("*                                                             *\n\r");
  80     printf("*                                                             *\n\r");
  81     printf("*       For issues on TI EDMA3 LLD, contact TII PSP Team      *\n\r");
  82     printf("*                                                             *\n\r");
  83     printf("*                                                             *\n\r");
  84     printf("*                                                             *\n\r");
  85     printf("***************************************************************\n\r");
  86     printf("\r\n\r\n");
  87     }
  88
  89
  90 void echo()
  91     {
  92     EDMA3_DRV_Result edmaResult = EDMA3_DRV_SOK;
  93         unsigned int i;
  94         unsigned int count=0;
  95         EDMA3_DRV_Handle hEdma;
  96
  97     /* Print the Welcome Message */
  98     printWelcomeBanner();
  99
 100         for (count=0; count<10; count++)
 101                 {
 102                 printf ("\nCount = %d\n",count);
 103
 104                 for (i = 0; i < numEdma3Instances; i++)
 105                         {
 106                     hEdma = edma3init(i, &edmaResult);
 107                     if (hEdma)
 108                         {
 109                         printf("edma3init() Passed\n");
 110                         }
 111                     else
 112                         {
 113                         printf("edma3init() Failed, error code: %d\n", edmaResult);
 114                         }
 115
 116                     if (edmaResult == EDMA3_DRV_SOK)
 117                         {
 118                                 printf("\nStart -> EDMA3 Test memory to memory copy on Instance %d\n",i);
 119
 120                             edmaResult = edma3MemToMemCpytest(hEdma);
 121
 122                         if (EDMA3_DRV_SOK != edmaResult)
 123                            {
 124                             /* Report EDMA Error */
 125                             printf("edma3MemToMemCpytest() Failed\n");
 126                            }
 127                         else
 128                            {
 129                             printf("edma3MemToMemCpytest() Passed\n");
 130                            }
 131
 132                         printf("\nEnd -> EDMA3 Test memory to memory copy\n\n");
 133                         }
 134
 135                         /* De-init EDMA3 */
 136                         if (hEdma)
 137                                 {
 138                                 edmaResult = edma3deinit(i, hEdma);
 139                             if (edmaResult != EDMA3_DRV_SOK)
 140                                 {
 141                                 printf("edma3deinit() Failed, error code: %d\n", edmaResult);
 142                                 }
 143                             else
 144                                 {
 145                                 printf("edma3deinit() Passed\n");
 146                                 }
 147                                 }
 148                         }
 149                 }
 150
 151     /* Start the Heart Beat Print */
 152     tskHeartBit();
 153
 154     return;
 155     }
 156
 157
 158 /**
 159  *  \brief   Main sample test case which will call other EDMA3 test cases.
 160  *              If one wants to call Edma3 test cases, include this main
 161  *              test case only.
 162  *
 163  *  \return  EDMA3_DRV_SOK or EDMA3_DRV Error Code
 164  */
 165 EDMA3_DRV_Result edma3MemToMemCpytest (EDMA3_DRV_Handle hEdma)
 166 {
 167     EDMA3_DRV_Result result = EDMA3_DRV_SOK;
 168
 169     if (hEdma == NULL)
 170         {
 171         result = EDMA3_DRV_E_INVALID_PARAM;
 172         }
 173
 174     /* Edma test without linking, async, incr mode */
 175     if (result == EDMA3_DRV_SOK)
 176         {
 177         result = edma3_test(hEdma, MAX_ACOUNT, MAX_BCOUNT, MAX_CCOUNT, EDMA3_DRV_SYNC_A);
 178
 179             if (result == EDMA3_DRV_SOK)
 180                 {
 181                 printf ("edma3_test (without linking) Passed\r\n");
 182                 }
 183             else
 184                 {
 185                 printf ("edma3_test (without linking) Failed\r\n");
 186                 }
 187                 }
 188
 189         /* Edma test with linking, async, incr mode */
 190     if (result == EDMA3_DRV_SOK)
 191         {
 192         result = edma3_test_with_link(hEdma, MAX_ACOUNT, MAX_BCOUNT, MAX_CCOUNT, EDMA3_DRV_SYNC_A);
 193
 194             if (result == EDMA3_DRV_SOK)
 195                 {
 196                 printf ("edma3_test_with_link Passed\r\n");
 197                 }
 198             else
 199                 {
 200                 printf ("edma3_test_with_link Failed\r\n");
 201                 }
 202                 }
 203
 204         /* Qdma test, async, incr mode */
 205     if (result == EDMA3_DRV_SOK)
 206         {
 207         result = qdma_test(hEdma, MAX_ACOUNT, MAX_BCOUNT, MAX_CCOUNT, EDMA3_DRV_SYNC_A);
 208
 209             if (result == EDMA3_DRV_SOK)
 210                 {
 211                 printf ("qdma_test Passed\r\n");
 212                 }
 213             else
 214                 {
 215                 printf ("qdma_test Failed\r\n");
 216                 }
 217                 }
 218
 219         /* Qdma test with linking, async, incr mode */
 220     if (result == EDMA3_DRV_SOK)
 221         {
 222         result = qdma_test_with_link (hEdma, MAX_ACOUNT, MAX_BCOUNT, MAX_CCOUNT, EDMA3_DRV_SYNC_A);
 223
 224             if (result == EDMA3_DRV_SOK)
 225                 {
 226                 printf ("qdma_test_with_link Passed\r\n");
 227                 }
 228             else
 229                 {
 230                 printf ("qdma_test_with_link Failed\r\n");
 231                 }
 232                 }
 233
 234         /* DMA channels with chaining test. */
 235     if (result == EDMA3_DRV_SOK)
 236         {
 237         result = edma3_test_with_chaining(hEdma, MAX_ACOUNT, MAX_BCOUNT, MAX_CCOUNT, EDMA3_DRV_SYNC_A);
 238
 239         if (result == EDMA3_DRV_SOK)
 240             {
 241             printf ("edma3_test_with_chaining Passed\r\n");
 242             }
 243         else
 244             {
 245             printf ("edma3_test_with_chaining Failed\r\n");
 246             }
 247         }
 248
 249         /* DMA channels using Polling mode test. */
 250     if (result == EDMA3_DRV_SOK)
 251         {
 252         result = edma3_test_poll_mode(hEdma, MAX_ACOUNT, MAX_BCOUNT, MAX_CCOUNT, EDMA3_DRV_SYNC_A);
 253
 254         if (result == EDMA3_DRV_SOK)
 255             {
 256             printf ("edma3_test_poll_mode Passed\r\n");
 257             }
 258         else
 259             {
 260             printf ("edma3_test_poll_mode Failed\r\n");
 261             }
 262         }
 263
 264         /* DMA channels in using ping-pong buffers test. */
 265     if (result == EDMA3_DRV_SOK)
 266         {
 267         result = edma3_test_ping_pong_mode(hEdma);
 268
 269         if (result == EDMA3_DRV_SOK)
 270             {
 271             printf ("edma3_test_ping_pong_mode Passed\r\n");
 272             }
 273         else
 274             {
 275             printf ("edma3_test_ping_pong_mode Failed\r\n");
 276             }
 277         }
 278
 279         /* Misc tests. */
 280     if (result == EDMA3_DRV_SOK)
 281         {
 282             result = edma3_misc_test(hEdma);
 283
 284         if (result == EDMA3_DRV_SOK)
 285             {
 286             printf ("edma3_misc_test Passed\r\n");
 287             }
 288         else
 289             {
 290             printf ("edma3_misc_test Failed\r\n");
 291             }
 292         }
 293
 294     return result;
 295 }
 296
 297
 298 void tskHeartBit()
 299     {
 300     static unsigned int counter = 0u;
 301
 302     while (counter < 0x1000000u)
 303         {
 304         printf("\r\n\r\n!!! EDMA3 LLD HrtBt %x", counter);
 305         counter++;
 306         }
 307     }