Update src/main/scala/rocket/CSR.scala

Co-authored-by: Hongren Zheng <i@zenithal.me>
chipsalliance · Jul 25, 2023 · 241759c · 241759c
1 parent de5db3b
commit 241759c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/main/scala/rocket/CSR.scala b/src/main/scala/rocket/CSR.scala
@@ -1041,7 +1041,7 @@ class CSRFile(
       reg_mstatus.v := true.B
       reg_vsstatus.spp := reg_mstatus.prv
       reg_vsepc := epc
-      reg_vscause := Mux(cause(xLen-1), interruptMSB.U | (Mux(cause_lsbs > 12, cause_lsbs, cause_lsbs - 1)), cause) 
+      reg_vscause := Mux(cause(xLen-1) && !cause_lsbs(cause_lsbs.getWidth-1, 4).orR, Cat(cause(xLen-1, 2), 1.U(2.W)), cause)
       reg_vstval := tval
       reg_vsstatus.spie := reg_vsstatus.sie
       reg_vsstatus.sie := false.B