test: add full testbenches for accum

2026-04-28 11:57:13 +03:00
parent 91eaf6c4f8
commit 002f0cace5
4 changed files with 622 additions and 2 deletions
--- a/rtl/accum/src/accum_top.sv
+++ b/rtl/accum/src/accum_top.sv
@ -0,0 +1,92 @@
+`timescale 1ns / 1ps
+
+module accumulator_top
+#(
+    parameter DATA_WIDTH = 12,
+    parameter ACCUM_WIDTH = 32,
+    parameter N_MAX = 4096,
+    parameter WINDOW_SIZE = 4,
+    parameter PACKET_SIZE = 8,
+    parameter READ_BATCH_SIZE =(PACKET_SIZE*8)/(ACCUM_WIDTH)
+    )
+(
+    // main clk
+    input clk_in,
+    input rst,
+    
+    // input data
+    input [DATA_WIDTH-1:0] s_axis_tdata,
+    input s_axis_tvalid,
+
+    // parameters
+    input start,
+    input [31:0] smp_num,
+    input [15:0] seq_num,
+
+    // eth signals
+    input eth_clk_in,
+    input req_ready,
+    output send_req,
+
+    // output axis
+    output logic [7:0]      m_axis_tdata,
+    output logic            m_axis_tvalid,
+    input  logic            m_axis_tready,
+    output logic            m_axis_tlast,
+
+    output logic finish
+    );
+
+    wire [ACCUM_WIDTH-1:0] out_data;
+    wire out_valid;
+    wire readout_begin;
+    wire batch_req;
+
+    accumulator #(
+        .DATA_WIDTH(DATA_WIDTH),
+        .ACCUM_WIDTH(ACCUM_WIDTH),
+        .N_MAX(N_MAX),
+        .WINDOW_SIZE(WINDOW_SIZE),
+        .PACKET_SIZE(PACKET_SIZE)
+    ) accum_main (
+        .clk_in(clk_in),
+        .rst(rst),
+        .s_axis_tdata(s_axis_tdata),
+        .s_axis_tvalid(s_axis_tvalid),
+        .start(start),
+        .smp_num(smp_num),
+        .seq_num(seq_num),
+        .out_data(out_data),
+        .out_valid(out_valid),
+        .readout_begin(readout_begin),
+        .batch_req(batch_req),
+        .finish(finish)
+    );
+
+    out_axis_fifo #(
+        .ACCUM_WIDTH(ACCUM_WIDTH),
+        .WINDOW_SIZE(WINDOW_SIZE),
+        .PACKET_SIZE(PACKET_SIZE)
+    ) output_async_fifo (
+        .eth_clk_in    (eth_clk_in),
+        .acc_clk_in    (clk_in),
+        .rst           (rst),
+        .smp_num       (smp_num),
+
+        .m_axis_tdata  (m_axis_tdata),
+        .m_axis_tvalid (m_axis_tvalid),
+        .m_axis_tready (m_axis_tready),
+        .m_axis_tlast  (m_axis_tlast),
+
+        .acc_din       (out_data),
+        .din_valid     (out_valid),
+
+        .readout_begin (readout_begin),
+
+        .req_ready     (req_ready),
+        .send_req      (send_req),
+
+        .batch_req     (batch_req),
+        .finish        (finish)
+    );
+endmodule