Exemplo n.º 1
0
int main(int argc, const char **argv)
{
    int test_result = 0;
    int srcAlloc;
    unsigned int *srcBuffer = 0;

    fprintf(stderr, "Main::%s %s\n", __DATE__, __TIME__);
    DmaManager *dma = platformInit();
    ReadTestRequestProxy *device = new ReadTestRequestProxy(IfcNames_ReadTestRequestS2H,TILE_NUMBER);
    ReadTestIndication memReadIndication(IfcNames_ReadTestIndicationH2S,TILE_NUMBER);

    fprintf(stderr, "Main::allocating memory...\n");
    srcAlloc = portalAlloc(alloc_sz, 0);
    srcBuffer = (unsigned int *)portalMmap(srcAlloc, alloc_sz);
    for (int i = 0; i < numWords; i++)
        srcBuffer[i] = i;
    portalCacheFlush(srcAlloc, srcBuffer, alloc_sz, 1);
    fprintf(stderr, "Main::flush and invalidate complete\n");

    /* Test 1: check that match is ok */
    unsigned int ref_srcAlloc = dma->reference(srcAlloc);
    fprintf(stderr, "ref_srcAlloc=%d\n", ref_srcAlloc);
    fprintf(stderr, "Main::orig_test read numWords=%d burstLen=%d iterCnt=%d\n", numWords, burstLen, iterCnt);
    portalTimerStart(0);
    device->startRead(ref_srcAlloc, numWords * 4, burstLen * 4, iterCnt);
    sem_wait(&test_sem);
    if (mismatchCount) {
        fprintf(stderr, "Main::first test failed to match %d.\n", mismatchCount);
        test_result++;     // failed
    }
    platformStatistics();

    /* Test 2: check that mismatch is detected */
    srcBuffer[0] = -1;
    srcBuffer[numWords/2] = -1;
    srcBuffer[numWords-1] = -1;
    portalCacheFlush(srcAlloc, srcBuffer, alloc_sz, 1);

    fprintf(stderr, "Starting second read, mismatches expected\n");
    mismatchCount = 0;
    device->startRead(ref_srcAlloc, numWords * 4, burstLen * 4, iterCnt);
    sem_wait(&test_sem);
    if (mismatchCount != 3/*number of errors introduced above*/ * iterCnt) {
        fprintf(stderr, "Main::second test failed to match mismatchCount=%d (expected %d) iterCnt=%d numWords=%d.\n",
            mismatchCount, 3*iterCnt,
            iterCnt, numWords);
        test_result++;     // failed
    }
#if 0
    MonkitFile pmf("perf.monkit");
    pmf.setHwCycles(cycles)
        .setReadBwUtil(read_util)
        .writeFile();
#endif
    return test_result;
}
Exemplo n.º 2
0
int main(int argc, const char **argv)
{
  ReadTestRequestProxy *device = new ReadTestRequestProxy(IfcNames_ReadTestRequestS2H);
  ReadTestIndication deviceIndication(IfcNames_ReadTestIndicationH2S);
  DmaManager *dma = platformInit();

  int srcAlloc;
  srcAlloc = portalAlloc(test_sz, 0);
  unsigned int *srcBuffer = (unsigned int *)portalMmap(srcAlloc, test_sz);

  for (unsigned int i = 0; i < test_sz/sizeof(unsigned int); i++)
    srcBuffer[i] = i;
  portalCacheFlush(srcAlloc, srcBuffer, test_sz, 1);
  unsigned int ref_srcAlloc = dma->reference(srcAlloc);
  printf( "Main::starting read %lx\n", test_sz);
  device->startRead(ref_srcAlloc, test_sz, burstLen, 1);
  sem_wait(&test_sem);
  return 0;
}