Corrected some flags and completed the FPGA set-up.

src/main.cu

@@ -43,7 +43,7 @@ int main()
     assert_cu( cuCtxGetDevice(&GPU) );
     printf("Device for this context: %d\n",GPU);
     CUcontext cuCtx;
-    assert_cu( cuCtxCreate(&cuCtx,0,GPU) );
+    assert_cu( cuCtxCreate(&cuCtx,CU_CTX_MAP_HOST,GPU) );
     assert_cu( cuCtxGetDevice(&GPU) );
     printf("Device for this context: %d\n",GPU);
     int pi;
@@ -98,7 +98,7 @@ int main()
 
     /* Config PCI for Pages*/
     pcilib_kmem_handle_t* pciHandlePage;
-    pciHandlePage = pcilib_alloc_kernel_memory(pciCtx,PCILIB_KMEM_TYPE_CONSISTENT,1,64,4096,PCILIB_KMEM_USE_STANDARD,PCILIB_KMEM_FLAG_REUSE);
+    pciHandlePage = pcilib_alloc_kernel_memory(pciCtx,PCILIB_KMEM_TYPE_DMA_C2S_PAGE,1,PAGE_SIZE,4096,PCILIB_KMEM_USE_DMA_PAGES,(pcilib_kmem_flags_t)(PCILIB_KMEM_FLAG_EXCLUSIVE|PCILIB_KMEM_FLAG_PERSISTENT|PCILIB_KMEM_FLAG_HARDWARE));
     if( pciHandlePage == NULL )
     {
 	printf("Cannot allocate  PCI kernel memory\n");
@@ -123,7 +123,7 @@ int main()
 
     /* Config PCI for Desc */
     pcilib_kmem_handle_t* pciHandleDesc;
-    pciHandleDesc = pcilib_alloc_kernel_memory(pciCtx,PCILIB_KMEM_TYPE_CONSISTENT,1,64,4096,PCILIB_KMEM_USE_STANDARD,PCILIB_KMEM_FLAG_REUSE);
+    pciHandleDesc = pcilib_alloc_kernel_memory(pciCtx,PCILIB_KMEM_TYPE_CONSISTENT,1,128,4096,PCILIB_KMEM_USE_DMA_RING,(pcilib_kmem_flags_t)(PCILIB_KMEM_FLAG_EXCLUSIVE|PCILIB_KMEM_FLAG_PERSISTENT|PCILIB_KMEM_FLAG_HARDWARE));
     if( pciHandleDesc == NULL )
     {
 	printf("Cannot allocate  PCI kernel memory\n");
@@ -151,15 +151,24 @@ int main()
 
     /* FPGA */
     printf("\nWorking on the FPGA\n");
-    WR32 (REG_RESET_DMA, 1);
-    usleep (100000);
-    WR32 (REG_RESET_DMA, 0);
-    usleep (100000);
-    
+    WR32(REG_RESET_DMA, 1);
+    usleep(100000);
+    WR32(REG_RESET_DMA, 0);
+    usleep(100000);
+    WR32_sleep(REG_NUM_PACKETS_PER_DESCRIPTOR,16);
+    WR32_sleep(REG_PACKET_LENGTH,64);
+    WR64_sleep(REG_UPDATE_ADDRESS,pciBusPage+DESCRIPTOR_OFFSET);
+    WR32_sleep(REG_CONTROL,CONTROL_ENABLE_READ|CONTROL_SOURCE_RX_FIFO);
+    WR64_sleep(REG_DESCRIPTOR_ADDRESS,pciBusDesc);
+    WR32_sleep(REG_DMA,1);
+    WR32_sleep(REG_INTERCONNECT, 0x262);
+    usleep(100000);
 
     
     /* Close everything */
     printf("\nClosing the connections\n");
+    pcilib_free_kernel_memory(pciCtx,pciHandleDesc,(pcilib_kmem_flags_t)(PCILIB_KMEM_FLAG_PERSISTENT|PCILIB_KMEM_FLAG_HARDWARE));
+    pcilib_free_kernel_memory(pciCtx,pciHandlePage,(pcilib_kmem_flags_t)(PCILIB_KMEM_FLAG_PERSISTENT|PCILIB_KMEM_FLAG_HARDWARE));
     assert_cu( cuMemHostUnregister((void*) pciVa) );
     pcilib_close(pciCtx);
     assert_gdr( gdr_unmap(g,GPUMemHandlePage,gpuPageVa,3*PAGE_SIZE) );