From 192392b524f9a06b563fc97b774b8703875ec6ed Mon Sep 17 00:00:00 2001
From: Ross Thompson <stephen.thompson.37@us.af.mil>
Date: Wed, 11 Aug 2021 16:56:22 -0500
Subject: [PATCH] Modified invalid plic reads to return 0 rather than deadbeaf.

---
 wally-pipelined/src/uncore/plic.sv | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wally-pipelined/src/uncore/plic.sv b/wally-pipelined/src/uncore/plic.sv
index ef7ecdd5b..9d5f14376 100644
--- a/wally-pipelined/src/uncore/plic.sv
+++ b/wally-pipelined/src/uncore/plic.sv
@@ -139,7 +139,7 @@ module plic (
             Dout <= #1 {26'b0,intClaim};
             intInProgress <= #1 intInProgress | (4'b1 << (intClaim-1)); // claimed requests are currently in progress of being serviced until they are completed
           end
-          default: Dout <= #1 32'hdeadbeef; // invalid access
+          default: Dout <= #1 32'h0; // invalid access
         endcase
       else
         Dout <= #1 32'h0;