From a6f9b41f3f7124a03df36609ef7d390cb35bb834 Mon Sep 17 00:00:00 2001
From: vauban353 <vauban353@gmail.com>
Date: Sat, 31 Dec 2022 14:05:40 +0000
Subject: [PATCH] SYZYGY port validation: simplify loopback checker RTL.
---
.../HDL/XCVR_LOOPBACK/pattern_chk.v | 37 +++++++++++--------
1 file changed, 21 insertions(+), 16 deletions(-)
diff --git a/script_support/HDL/XCVR_LOOPBACK/pattern_chk.v b/script_support/HDL/XCVR_LOOPBACK/pattern_chk.v
index 7521bcb..0486507 100644
--- a/script_support/HDL/XCVR_LOOPBACK/pattern_chk.v
+++ b/script_support/HDL/XCVR_LOOPBACK/pattern_chk.v
@@ -73,9 +73,9 @@ input [3:0] DISP_ERR, LCV_ERR; //XCVR dispartity and code violations status
output LANE_ARST_N;//PCS reset
output reg [g_DATA_WID-1:0]error_count_o;//error counter
-output reg error_o;//error flag
-output reg rx_val_o;
-output reg lock_o;//data lock status
+output error_o;//error flag
+output rx_val_o;
+output lock_o;//data lock status
@@ -100,6 +100,11 @@ reg LANE_RESET_INIT_1;
reg LANE_RESET_INIT_2;
reg LANE_RESET_INIT_3;
+
+assign rx_val_o = s_rx_val;
+assign lock_o = s_lock;
+assign error_o = s_error;
+
//Logic for resetting XCVR PCS in the event of
//receiving disparity error and code violations
@@ -336,13 +341,13 @@ always@(posedge clk_i,negedge reset_n_i)
s_error_count <= 32'h00000000;
s_error <= 1'b1;
end
- else if(clear_d2==1'b1)
- begin
- s_rx_val <= rx_val_i;
- s_lock <= 1'b1;
- s_error_count <= 32'h00000000;
- s_error <= 1'b0;
- end
+// else if(clear_d2==1'b1)
+// begin
+// s_rx_val <= rx_val_i;
+// s_lock <= 1'b1;
+// s_error_count <= 32'h00000000;
+// s_error <= 1'b0;
+// end
else
begin
s_rx_val <= rx_val_i;
@@ -370,17 +375,17 @@ always@(posedge clk_i,negedge reset_n_i)
begin
if (reset_n_i == 1'b0)
begin
- rx_val_o <= 1'b0;
- lock_o <= 1'b0;
+// rx_val_o <= 1'b0;
+// lock_o <= 1'b0;
error_count_o <= 32'h00000000;
- error_o <= 1'b0;
+// error_o <= 1'b0;
end
else if(start_d2 == 1'b1)
begin
- rx_val_o <= s_rx_val;
- lock_o <= s_lock;
+// rx_val_o <= s_rx_val;
+// lock_o <= s_lock;
error_count_o <= s_error_count;
- error_o <= s_error;
+// error_o <= s_error;
end
end
--
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