Adding debug port for mixer and csprng. In the csprng the debug_update will trigger fifo extraction and thus force random number generation.

1 files changed, 6 insertions, 1 deletions

diff --git a/src/rtl/trng_mixer.v b/src/rtl/trng_mixer.v
index 7d398f5..d11050c 100644
--- a/src/rtl/trng_mixer.v
+++ b/src/rtl/trng_mixer.v
@@ -69,7 +69,10 @@ module trng_mixer(
 
                   output wire [511 : 0] seed_data,
                   output wire           seed_syn,
-                  input wire            seed_ack
+                  input wire            seed_ack,
+
+                  output wire [7 : 0]   debug,
+                  input wire            debug_update
                  );
 
 
@@ -246,6 +249,8 @@ module trng_mixer(
   assign entropy1_ack = tmp_entropy1_ack;
   assign entropy2_ack = tmp_entropy2_ack;
 
+  assign debug = 8'h55;
+
 
   //----------------------------------------------------------------
   // core instantiation.