MCD_modelTaskTable[TASK_FECTX].TDTstart;
                MCD_taskTable[channel].TDTend =
                    MCD_modelTaskTable[TASK_FECTX].TDTend;
-               MCD_startDmaENetXmit(srcAddr, srcAddr, destAddr, MCD_taskTable,
+               MCD_startDmaENetXmit((char *)srcAddr, (char *)srcAddr,
+                                    (char *)destAddr, MCD_taskTable,
                                     channel);
        } else if (flags & MCD_FECRX_DMA) {
                /* TDTStart and TDTEnd */
                    MCD_modelTaskTable[TASK_FECRX].TDTstart;
                MCD_taskTable[channel].TDTend =
                    MCD_modelTaskTable[TASK_FECRX].TDTend;
-               MCD_startDmaENetRcv(srcAddr, srcAddr, destAddr, MCD_taskTable,
+               MCD_startDmaENetRcv((char *)srcAddr, (char *)srcAddr,
+                                   (char *)destAddr, MCD_taskTable,
                                    channel);
        } else if (flags & MCD_SINGLE_DMA) {
                /* this buffer descriptor is used for storing off initial
                            MCD_modelTaskTable[TASK_SINGLENOEU].TDTstart;
                        MCD_taskTable[channel].TDTend =
                            MCD_modelTaskTable[TASK_SINGLENOEU].TDTend;
-                       MCD_startDmaSingleNoEu(srcAddr, srcIncr, destAddr,
-                                              destIncr, dmaSize, xferSizeIncr,
+                       MCD_startDmaSingleNoEu((char *)srcAddr, srcIncr,
+                                              (char *)destAddr, destIncr,
+                                              (int)dmaSize, xferSizeIncr,
                                               flags, (int *)
                                               &(MCD_relocBuffDesc[channel]),
                                               cSave, MCD_taskTable, channel);
                            MCD_modelTaskTable[TASK_SINGLEEU].TDTstart;
                        MCD_taskTable[channel].TDTend =
                            MCD_modelTaskTable[TASK_SINGLEEU].TDTend;
-                       MCD_startDmaSingleEu(srcAddr, srcIncr, destAddr,
-                                            destIncr, dmaSize, xferSizeIncr,
+                       MCD_startDmaSingleEu((char *)srcAddr, srcIncr,
+                                            (char *)destAddr, destIncr,
+                                            (int)dmaSize, xferSizeIncr,
                                             flags, (int *)
                                             &(MCD_relocBuffDesc[channel]),
                                             cSave, MCD_taskTable, channel);