1 files changed, 6 insertions, 0 deletions
diff --git a/src/rtl/keywrap.v b/src/rtl/keywrap.v
index 02c20fc..36e95bf 100644
--- a/src/rtl/keywrap.v
+++ b/src/rtl/keywrap.v
@@ -270,6 +270,12 @@ module keywrap #(parameter ADDR_BITS = 13)
           if (a1_we)
             a1_reg <= write_data;
 
+          if (zeroise_reg)
+            begin
+              for (i = 0 ; i < 8 ; i = i + 1)
+                key_reg[i] <= 32'h0;
+            end
+
           if (key_we)
             key_reg[address[2 : 0]] <= write_data;