From 39cb4fba0a79a215e5b0f4db8f9b87e991a1f26d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Joachim=20Stro=CC=88mbergson?= <joachim@secworks.se>
Date: Thu, 21 Aug 2014 16:04:38 +0200
Subject: Adding a second sample register. Now it works MUCH better.

---
 src/rtl/external_avalanche_entropy.v | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/rtl/external_avalanche_entropy.v b/src/rtl/external_avalanche_entropy.v
index 0916f7c..f7599c5 100644
--- a/src/rtl/external_avalanche_entropy.v
+++ b/src/rtl/external_avalanche_entropy.v
@@ -63,6 +63,7 @@ module external_avalanche_entropy(
   //----------------------------------------------------------------
   // Registers including update variables and write enable.
   //----------------------------------------------------------------
+  reg noise_sample0_reg;
   reg noise_sample_reg;
 
   reg flank0_reg;
@@ -106,7 +107,9 @@ module external_avalanche_entropy(
         end
       else
         begin
-          noise_sample_reg <= noise;
+
+          noise_sample0_reg <= noise;
+          noise_sample_reg <= noise_sample0_reg;
 
           flank0_reg <= noise_sample_reg;
           flank1_reg <= flank0_reg;
-- 
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