Fix xtval when no exception and read_only

2020-01-06 20:07:23 +01:00 · 2020-01-06 20:07:23 +01:00 · 4c7025b964
parent 2a06907902
commit 4c7025b964
1 changed files with 4 additions and 0 deletions
--- a/src/main/scala/vexriscv/plugin/CsrPlugin.scala
+++ b/src/main/scala/vexriscv/plugin/CsrPlugin.scala
@ -866,6 +866,10 @@ class CsrPlugin(val config: CsrPluginConfig) extends Plugin[VexRiscv] with Excep
        }
      }

+      if(exceptionPortCtrl == null){
+        if(mbadaddrAccess == CsrAccess.READ_ONLY) mtval := 0
+        if(sbadaddrAccess == CsrAccess.READ_ONLY) stval := 0
+      }

      lastStage plug new Area{
        import lastStage._