add option for 2-cycle load-use delay

2012-11-24 22:01:08 -08:00
parent b514c7b725
commit c036cdc1ea
4 changed files with 9 additions and 6 deletions
--- a/rocket/src/main/scala/nbdcache.scala
+++ b/rocket/src/main/scala/nbdcache.scala
@ -728,7 +728,7 @@ class HellaCache(implicit conf: DCacheConfig) extends Component {

  val s1_read  = isRead(s1_req.cmd)
  val s1_write = isWrite(s1_req.cmd)
-  val s1_readwrite = s1_read || s1_write
+  val s1_readwrite = s1_read || s1_write || isPrefetch(s1_req.cmd)

  val dtlb = new TLB(8)
  dtlb.io.ptw <> io.cpu.ptw