From 9c53a6eda68d906a870644dda0e4a176d60405c4 Mon Sep 17 00:00:00 2001
From: dam1n19 <d.a.mapstone@soton.ac.uk>
Date: Thu, 5 Jan 2023 15:18:07 +0000
Subject: [PATCH] fixed word count bug
---
hdl/src/message_build.sv | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/hdl/src/message_build.sv b/hdl/src/message_build.sv
index 6df6b48..7d8a547 100644
--- a/hdl/src/message_build.sv
+++ b/hdl/src/message_build.sv
@@ -29,7 +29,7 @@ module message_build (
logic [8:0] data_word_rem, next_data_word_rem; // Remainder number of bits after 512 division
logic [63:0] cfg_size_reg, next_cfg_size;
logic [2:0] state, next_state; // State Machine State
- logic [53:0] data_word_count, next_data_word_count;
+ logic [54:0] data_word_count, next_data_word_count;
logic next_data_in_ready, next_cfg_ready, next_data_out_valid, next_data_out_last;
logic [511:0] next_data_out;
@@ -49,10 +49,10 @@ module message_build (
// Combine Last Data (after being masked) with end marker and size
assign last_data_word = (data_in & last_word_mask) | end_marker;
- logic [53:0] word_extract;
+ logic [54:0] word_extract;
logic [8:0] rem_extract;
- assign word_extract = cfg_size[63:10];
+ assign word_extract = cfg_size[63:9];
assign rem_extract = cfg_size[8:0];
always_ff @(posedge clk, negedge nrst) begin
@@ -65,7 +65,7 @@ module message_build (
data_out_valid <= 1'b0;
data_out_last <= 1'b0;
data_out <= 512'd0;
- data_word_count <= 54'd0;
+ data_word_count <= 55'd0;
end else begin
state <= next_state;
data_in_ready <= next_data_in_ready;
--
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