work in progress on hellacache

rocket/src/main/scala/dcache.scala

@@ -31,9 +31,9 @@ class ioDcache(view: List[String] = null) extends Bundle(view) {
   val req_tag   = UFix(DMEM_TAG_BITS, 'input);
   val req_val   = Bool('input);
   val req_rdy   = Bool('output);
-  val req_wdata = Bits(128, 'input);
+  val req_wdata = Bits(MEM_DATA_BITS, 'input);
   val req_rw    = Bool('input);
-  val resp_data = Bits(128, 'output);
+  val resp_data = Bits(MEM_DATA_BITS, 'output);
   val resp_tag  = Bits(DMEM_TAG_BITS, 'output);
   val resp_val  = Bool('output);
 }