trial SV test
This commit is contained in:
@@ -1,373 +0,0 @@
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`timescale 1ns / 1ps
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`include "interfaces.svh"
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module reflectometer_tb;
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//------------------------------------------------------------
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// Параметры
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//------------------------------------------------------------
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localparam int unsigned DAC_DATA_WIDTH = 14;
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localparam int unsigned ADC_DATA_WIDTH = 12;
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localparam LOGIC_ZERO_LEVEL = 0; // DAC -5V for logic zero
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localparam VOLTAGE_ZERO_LEVEL = 2**(DAC_DATA_WIDTH-1); // DAC 0V for logic zero
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localparam PACK_FACTOR = 1; // not used in TB
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localparam PROCESS_MODE = 0; // 0 - uint, 1 - int. Current accumulator don't support signed sum
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localparam ACCUM_WIDTH = 32; // accumulator number bit witdth
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localparam N_MAX = 4096; // max value of windows to average by experiments
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localparam PACKET_SIZE = 1024; // bytes per UDP packet
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localparam int REQUEST_TIMEOUT = 3 * PACKET_SIZE; // timeout for packet receiving from accumulator
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localparam ZERO_LEVEL = LOGIC_ZERO_LEVEL; // "logic" VS "voltage"
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localparam CLK_ETH_PHY_PERIOD = 8.000; // 125 MHz
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localparam CLK_REF_PERIOD = 5.000; // 200 MHz
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//------------------------------------------------------------
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// Глобальные перменные
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//------------------------------------------------------------
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int unsigned WINDOW_SIZE = 65; // fixed subwindow size to average by time
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//------------------------------------------------------------
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// Тактовые сигналы и сброс
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//------------------------------------------------------------
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logic clk_ref = 1'b0; // 200 MHz
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logic clk_eth_phy = 1'b0; // common for RX & TX
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logic rst_n = 1'b0;
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//------------------------------------------------------------
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// Управление и конфиг DUT
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//------------------------------------------------------------
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logic [31:0] window_size;
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// AXI-S интерфейс для управления
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axis_if axis_control_if (
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.clk(clk_eth_phy),
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.rst_n(rst_n)
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);
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//------------------------------------------------------------
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// Входы DUT
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//------------------------------------------------------------
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// ADC интерфейс
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wire clk_adc;
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wire adc_otr;
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wire [ADC_DATA_WIDTH-1:0] adc_data;
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//------------------------------------------------------------
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// Выходы
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//------------------------------------------------------------
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// Статусы
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wire mmcm_locked;
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wire workflow_done;
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wire processing_done;
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// DAC интерфейс
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wire clk_dac;
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wire dac_wrt;
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wire [DAC_DATA_WIDTH-1:0] dac_data;
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// AXI-S интерфейс для данных
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axis_if axis_accumulator_if (
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.clk(clk_eth_phy),
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.rst_n(rst_n)
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);
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//------------------------------------------------------------
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// Внутренние сигналы тестбенча
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//------------------------------------------------------------
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// Интерфейс хендшейка с MAC-PHY
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wire send_request;
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logic request_ready;
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// Сигнал между ЦАП и АЦП
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real signal_voltage;
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//------------------------------------------------------------
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// Virtual DAC
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//------------------------------------------------------------
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virtual_dac_model #( // default voltage range is +/- 5V
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.DAC_DATA_WIDTH(DAC_DATA_WIDTH)
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// ,.VOLTAGE_GAIN(2)
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) virtual_dac (
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.clk_i(clk_dac),
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.wrt_i(dac_wrt),
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.data_i(dac_data),
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.voltage_o(signal_voltage)
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);
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//------------------------------------------------------------
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// Virtual ADC
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//------------------------------------------------------------
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virtual_adc_model #( // default voltage range is +/- 5V
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.ADC_DATA_WIDTH(ADC_DATA_WIDTH)
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) virtual_adc (
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.clk_i(clk_adc),
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.voltage_i(signal_voltage),
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.otr_o(adc_otr),
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.data_o(adc_data)
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);
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//------------------------------------------------------------
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// Statistics processing
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//------------------------------------------------------------
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//------------------------------------------------------------
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// Config handler
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//------------------------------------------------------------
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//------------------------------------------------------------
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// DUT
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//------------------------------------------------------------
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reflectometer_top #(
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.DAC_DATA_WIDTH(DAC_DATA_WIDTH),
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.ADC_DATA_WIDTH(ADC_DATA_WIDTH),
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.PACK_FACTOR(PACK_FACTOR),
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.PROCESS_MODE(PROCESS_MODE),
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.ZERO_LEVEL(ZERO_LEVEL),
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.ACCUM_WIDTH(ACCUM_WIDTH),
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.N_MAX(N_MAX),
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.PACKET_SIZE(PACKET_SIZE)
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) DUT (
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.clk_in(clk_ref),
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.rst_n(rst_n),
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// Status
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.locked(mmcm_locked),
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.workflow_done(workflow_done),
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.processing_done(processing_done),
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// Accumulator AXI-S bus
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.clk_axis_accumulator(clk_eth_phy), // GMII PHY RX clock
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.axis_accumulator(axis_accumulator_if.master),
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// Control AXI-S bus
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.clk_axis_control(clk_eth_phy), // GMII PHY TX clock
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.axis_control(axis_control_if.slave),
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.window_size(window_size), // direct signal crutch (old controller)
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// RTL-MAC handshake
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.request_ready(request_ready),
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.send_request(send_request),
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// DAC
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.dac_clk_o(clk_dac),
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.dac_data(dac_data),
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.dac_wrt(dac_wrt),
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// ADC
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.adc_clk_o(clk_adc),
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.adc_data(adc_data),
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.adc_otr(adc_otr)
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);
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assign window_size = WINDOW_SIZE;
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//------------------------------------------------------------
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// Тактовые сигналы
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//------------------------------------------------------------
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initial begin
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forever #(CLK_REF_PERIOD/2) clk_ref = ~clk_ref;
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end
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initial begin
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forever #(CLK_ETH_PHY_PERIOD/2) clk_eth_phy = ~clk_eth_phy;
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end
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//------------------------------------------------------------
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// Таски для тестирования
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//------------------------------------------------------------
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// Таски работы с AXI-Stream
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task automatic dut_soft_reset(virtual axis_if#(8).tb vif);
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logic [7:0] tx_packet[];
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tx_packet = '{8'h0f};
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vif.master_send(tx_packet);
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endtask
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task automatic dut_start(virtual axis_if#(8).tb vif);
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logic [7:0] tx_packet[];
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tx_packet = '{8'hf0};
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vif.master_send(tx_packet);
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endtask
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task automatic dut_send_system_config(
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virtual axis_if#(8).tb vif,
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input logic [31:0] pulse_width,
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input logic [31:0] pulse_period,
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input logic [15:0] pulse_num,
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input logic [13:0] pulse_height, // achtung! p_height strictly must have 14 bits of width
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input logic [31:0] pulse_period_adc,
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input logic [31:0] window_size
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);
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// Создаем временный фиксированный массив и упаковываем всё одной строкой
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logic [7:0] tx_packet[];
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// Ахтунг, 14-битный ЦАП захардкожен
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if (DAC_DATA_WIDTH != 14)
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$display("[WARNING] -dut_send_system_config- Default pulse height (DAC bitwidth) is equal to 14. Be aware, controller packet structure is coded for 14 bits");
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tx_packet = '{
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8'h88, // Команда
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pulse_width[7:0], pulse_width[15:8], pulse_width[23:16], pulse_width[31:24],
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pulse_period[7:0], pulse_period[15:8], pulse_period[23:16], pulse_period[31:24],
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pulse_num[7:0], pulse_num[15:8], pulse_height[7:0], 8'({2'b00, pulse_height[13:8]}),
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pulse_period_adc[7:0], pulse_period_adc[15:8], pulse_period_adc[23:16], pulse_period_adc[31:24]
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};
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vif.master_send(tx_packet);
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// TODO remove for new controller
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WINDOW_SIZE = window_size;
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endtask
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// Таски сбора статистики
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task automatic dut_read_output(
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virtual axis_if#(8).tb vif,
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input int sample_num,
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input bit randomize_recv_delays,
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output int output_data[]
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);
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logic [7:0] rx_packet[];
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logic [ACCUM_WIDTH-1:0] data_packet[];
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int numbers_per_packet = PACKET_SIZE/(ACCUM_WIDTH/8);
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int packet_num = $ceil(real'(sample_num / WINDOW_SIZE) / real'(numbers_per_packet));
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int timeout_flag = 0;
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int packet_counter = 0;
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if (sample_num % WINDOW_SIZE) begin
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$display("[ERROR] -dut_read_output- Sample_num must be multiple of WINDOW_SIZE: %0d %% %0d = %0d", sample_num, WINDOW_SIZE, sample_num % WINDOW_SIZE);
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$finish;
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end
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data_packet = new[numbers_per_packet];
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output_data = new[numbers_per_packet * packet_num];
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// count send_request pulses (equal to number of packets)
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fork
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begin : packet_counter_proc
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forever begin
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@(posedge clk_eth_phy);
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if(send_request === 1)
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packet_counter++;
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end
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end
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join_none
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// Wait until reflectometer done sampling and averaging
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wait(processing_done == 1);
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// recv loop
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// если число пакетов превышает заложенное предрассчитанное значение -- ошибка
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fork : recv_loop_proc
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begin
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// packet recv loop
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forever begin
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if (packet_counter > packet_num) begin
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$display("[ERROR] -dut_read_output- Packet overflow detected. Number of data packets exceeds expected amount of packets");
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$finish;
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end
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if (randomize_recv_delays)
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repeat($urandom_range(0, 500)) @(posedge clk_eth_phy);
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timeout_flag = 0;
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fork : receive_packet_timeout
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begin
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request_ready = 1;
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vif.slave_recv(rx_packet);
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request_ready = 0;
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end
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begin
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repeat(REQUEST_TIMEOUT) @(posedge clk_eth_phy);
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timeout_flag = 1;
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end
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join_any
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disable receive_packet_timeout;
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if (timeout_flag) begin
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$display("[ERROR] -dut_read_output- Timeout detected when receiving packet");
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$finish;
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end
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if (rx_packet.size() != PACKET_SIZE) begin
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$display("[ERROR] -dut_read_output- Wrong packet size received: %0d bytes received, %0d bytes expected", rx_packet.size(), PACKET_SIZE);
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$finish;
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end
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// unpack values
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data_packet = {<< byte {rx_packet}};
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data_packet = {<< ACCUM_WIDTH {data_packet}};
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// copy and convert values
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for (int j = 0; j < data_packet.size(); j++) begin
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output_data[(packet_counter-1) * data_packet.size() + j] = int'(data_packet[j]);
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end
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end
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end
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begin
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// IP workflow completion event
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wait(workflow_done == 1);
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end
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join_any
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disable recv_loop_proc;
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disable packet_counter_proc;
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if (packet_counter != packet_num) begin
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$display("[ERROR] -dut_read_output- Wrong number of packets received: %0d received, %0d expected", packet_counter, packet_num);
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$finish;
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end
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endtask
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// Основная таска типового теста
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// todo
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//------------------------------------------------------------
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// ОСНОВНОЙ ПРОЦЕСС ТЕСТИРОВАНИЯ
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//------------------------------------------------------------
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initial begin
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int output_data[];
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automatic virtual axis_if.tb control_vif = axis_control_if.tb;
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automatic virtual axis_if.tb accumulator_vif = axis_accumulator_if.tb;
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$display("[TB] DUT initializaton");
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// Инициализация
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request_ready = 0;
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rst_n = 0;
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#100;
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rst_n = 1;
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wait(mmcm_locked === 1'b1);
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#150;
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$display("[TB] MMCM locked");
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dut_soft_reset(control_vif);
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#100;
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// Тесты
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$display("[TB] Tests start");
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dut_send_system_config(
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.vif(control_vif),
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.pulse_width(32'd123),
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.pulse_period(32'd5000),
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.pulse_num(16'd1),
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.pulse_height(14'd15000), // 0V
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.pulse_period_adc(32'd2600),
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.window_size(1)
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);
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#100;
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dut_start(control_vif);
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dut_read_output(
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.vif(accumulator_vif),
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.sample_num(2600),
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.randomize_recv_delays(0),
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.output_data(output_data)
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);
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#1000;
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$display("Received %0d numbers", output_data.size());
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for (int i = 0; i < output_data.size(); i++) begin
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$write("%0d ", output_data[i]);
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end
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$display("");
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$display("[TB] ALL PASSED");
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$finish;
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end
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endmodule
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+861
@@ -0,0 +1,861 @@
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`timescale 1ns / 1ps
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`define MEASURE_CLK(clk, period) \
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begin \
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realtime t1, t2; \
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@(posedge clk); \
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t1 = $realtime; \
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@(posedge clk); \
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t2 = $realtime; \
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period = t2 - t1; \
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end
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`define ERR_CHECK \
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total_tests++; \
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if (result_flag) begin \
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total_failed_tests++; \
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$error("Test #%0d failed. Err code: %0d", total_tests, result_flag); \
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end \
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module reflectometer_tb;
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//------------------------------------------------------------
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// Параметры
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//------------------------------------------------------------
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localparam int unsigned DAC_DATA_WIDTH = 14;
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localparam int unsigned ADC_DATA_WIDTH = 12;
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localparam LOGIC_ZERO_LEVEL = 0; // DAC -5V for logic zero
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localparam VOLTAGE_ZERO_LEVEL = 2**(DAC_DATA_WIDTH-1); // DAC 0V for logic zero
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localparam PACK_FACTOR = 1; // not used in TB
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localparam PROCESS_MODE = 0; // 0 - uint, 1 - int. Current accumulator don't support signed sum
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localparam ACCUM_WIDTH = 32; // accumulator number bit witdth
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localparam N_MAX = 4096; // max value of windows to average by experiments
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localparam PACKET_SIZE = 1024; // bytes per UDP packet
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localparam int unsigned RD_FIFO_WIDTH = 32;
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localparam int REQUEST_TIMEOUT = 3 * PACKET_SIZE; // timeout for packet receiving from accumulator
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localparam ZERO_LEVEL = LOGIC_ZERO_LEVEL; // "logic" VS "voltage"
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localparam CLK_ETH_PHY_PERIOD = 8.000; // 125 MHz
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localparam CLK_REF_PERIOD = 5.000; // 200 MHz
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localparam int unsigned AXI_DATA_WIDTH = 32;
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localparam int unsigned AXI_STRB_WIDTH = AXI_DATA_WIDTH / 8;
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localparam int unsigned AXI_USER_WIDTH = 1;
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localparam int unsigned AXI_ID_WIDTH = 8;
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localparam int unsigned AXI_MAX_BURST_LEN = 16;
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localparam int unsigned AXIS_DATA_WIDTH = AXI_DATA_WIDTH;
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localparam int unsigned AXIS_LAST_ENABLE = 1;
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localparam int unsigned AXIS_ID_ENABLE = 1;
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localparam int unsigned AXIS_DEST_ENABLE = 0;
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localparam int unsigned AXIS_USER_ENABLE = 1;
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localparam int unsigned ENABLE_SG = 0;
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localparam int unsigned ENABLE_UNALIGNED = 0;
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localparam int unsigned PIPELINE_OUTPUT = 0;
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realtime CLK_ADC_PERIOD;
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realtime CLK_DAC_PERIOD;
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//------------------------------------------------------------
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// Тактовые �игналы и �бро�
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//------------------------------------------------------------
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logic clk_ref = 1'b0; // 200 MHz
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logic rst_n = 1'b0;
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//------------------------------------------------------------
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// Входы DUT
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//------------------------------------------------------------
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// ADC интерфей�
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wire clk_adc;
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wire adc_otr;
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wire [ADC_DATA_WIDTH-1:0] adc_data;
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//------------------------------------------------------------
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// Выходы
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//------------------------------------------------------------
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// Стату�ы
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wire mmcm_locked;
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// DAC интерфей�
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wire clk_dac;
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wire dac_wrt;
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wire [DAC_DATA_WIDTH-1:0] dac_data;
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//------------------------------------------------------------
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// Внутренние �игналы те�тбенча
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//------------------------------------------------------------
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||||
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// Сигнал между Ц�П и �ЦП
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real signal_voltage;
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|
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//------------------------------------------------------------
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||||
// Virtual DAC
|
||||
//------------------------------------------------------------
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||||
virtual_dac_model #( // default voltage range is +/- 5V
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.DAC_DATA_WIDTH(DAC_DATA_WIDTH)
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||||
// ,.VOLTAGE_GAIN(2)
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||||
) virtual_dac (
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.clk_i(clk_dac),
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.wrt_i(dac_wrt),
|
||||
.data_i(dac_data),
|
||||
.voltage_o(signal_voltage)
|
||||
);
|
||||
|
||||
//------------------------------------------------------------
|
||||
// Virtual ADC
|
||||
//------------------------------------------------------------
|
||||
virtual_adc_model #( // default voltage range is +/- 5V
|
||||
.ADC_DATA_WIDTH(ADC_DATA_WIDTH)
|
||||
) virtual_adc (
|
||||
.clk_i(clk_adc),
|
||||
.voltage_i(signal_voltage),
|
||||
.otr_o(adc_otr),
|
||||
.data_o(adc_data)
|
||||
);
|
||||
|
||||
|
||||
//------------------------------------------------------------
|
||||
// DUT
|
||||
//------------------------------------------------------------
|
||||
tb_full_reflectometer #(
|
||||
.AXI_DATA_WIDTH(AXI_DATA_WIDTH),
|
||||
.AXI_STRB_WIDTH(AXI_STRB_WIDTH),
|
||||
.AXI_USER_WIDTH(AXI_USER_WIDTH),
|
||||
.AXI_ID_WIDTH(AXI_ID_WIDTH),
|
||||
.AXI_MAX_BURST_LEN(AXI_MAX_BURST_LEN),
|
||||
.AXIS_DATA_WIDTH(AXIS_DATA_WIDTH),
|
||||
.AXIS_LAST_ENABLE(AXIS_LAST_ENABLE),
|
||||
.AXIS_ID_ENABLE(AXIS_ID_ENABLE),
|
||||
.AXIS_DEST_ENABLE(AXIS_DEST_ENABLE),
|
||||
.AXIS_USER_ENABLE(AXIS_USER_ENABLE),
|
||||
.ENABLE_SG(ENABLE_SG),
|
||||
.ENABLE_UNALIGNED(ENABLE_UNALIGNED),
|
||||
.PIPELINE_OUTPUT(PIPELINE_OUTPUT),
|
||||
|
||||
.DAC_DATA_WIDTH(DAC_DATA_WIDTH),
|
||||
.ADC_DATA_WIDTH(ADC_DATA_WIDTH),
|
||||
.PACK_FACTOR(PACK_FACTOR),
|
||||
.PROCESS_MODE(PROCESS_MODE),
|
||||
.ZERO_LEVEL(ZERO_LEVEL),
|
||||
.ACCUM_WIDTH(ACCUM_WIDTH),
|
||||
.N_MAX(N_MAX),
|
||||
.PACKET_SIZE(PACKET_SIZE),
|
||||
.RD_FIFO_WIDTH(RD_FIFO_WIDTH)
|
||||
) DUT (
|
||||
.ctrl_clk(clk_ref),
|
||||
.rst_n(rst_n),
|
||||
|
||||
// Status
|
||||
.locked(mmcm_locked),
|
||||
|
||||
// m_axil config
|
||||
.s_axil_awaddr (s_axil_awaddr),
|
||||
.s_axil_awprot (s_axil_awprot),
|
||||
.s_axil_awvalid(s_axil_awvalid),
|
||||
.s_axil_awready(s_axil_awready),
|
||||
|
||||
.s_axil_wdata (s_axil_wdata),
|
||||
.s_axil_wstrb (s_axil_wstrb),
|
||||
.s_axil_wvalid (s_axil_wvalid),
|
||||
.s_axil_wready (s_axil_wready),
|
||||
|
||||
.s_axil_bresp (s_axil_bresp),
|
||||
.s_axil_bvalid (s_axil_bvalid),
|
||||
.s_axil_bready (s_axil_bready),
|
||||
|
||||
.s_axil_araddr (s_axil_araddr),
|
||||
.s_axil_arprot (s_axil_arprot),
|
||||
.s_axil_arvalid(s_axil_arvalid),
|
||||
.s_axil_arready(s_axil_arready),
|
||||
|
||||
.s_axil_rdata (s_axil_rdata),
|
||||
.s_axil_rresp (s_axil_rresp),
|
||||
.s_axil_rvalid (s_axil_rvalid),
|
||||
.s_axil_rready (s_axil_rready),
|
||||
|
||||
// s_axis dma reader
|
||||
.m_axis_tdata (),
|
||||
.m_axis_tkeep (),
|
||||
.m_axis_tstrb (),
|
||||
.m_axis_tlast (),
|
||||
.m_axis_tid (),
|
||||
.m_axis_tdest (),
|
||||
.m_axis_tuser (),
|
||||
.m_axis_tvalid(),
|
||||
.m_axis_tready(1'b0),
|
||||
|
||||
// m_axi read_res
|
||||
.s_axi_awid(s_axi_awid),
|
||||
.s_axi_awaddr(s_axi_awaddr),
|
||||
.s_axi_awlen(s_axi_awlen),
|
||||
.s_axi_awsize(s_axi_awsize),
|
||||
.s_axi_awburst(s_axi_awburst),
|
||||
.s_axi_awlock(s_axi_awlock),
|
||||
.s_axi_awcache(s_axi_awcache),
|
||||
.s_axi_awprot(s_axi_awprot),
|
||||
.s_axi_awqos(s_axi_awqos),
|
||||
.s_axi_awregion(s_axi_awregion),
|
||||
.s_axi_awuser(s_axi_awuser),
|
||||
.s_axi_awvalid(s_axi_awvalid),
|
||||
.s_axi_awready(s_axi_awready),
|
||||
.s_axi_wdata(s_axi_wdata),
|
||||
.s_axi_wstrb(s_axi_wstrb),
|
||||
.s_axi_wlast(s_axi_wlast),
|
||||
.s_axi_wuser(s_axi_wuser),
|
||||
.s_axi_wvalid(s_axi_wvalid),
|
||||
.s_axi_wready(s_axi_wready),
|
||||
.s_axi_bid(s_axi_bid),
|
||||
.s_axi_bresp(s_axi_bresp),
|
||||
.s_axi_buser(s_axi_buser),
|
||||
.s_axi_bvalid(s_axi_bvalid),
|
||||
.s_axi_bready(s_axi_bready),
|
||||
.s_axi_arid(s_axi_arid),
|
||||
.s_axi_araddr(s_axi_araddr),
|
||||
.s_axi_arlen(s_axi_arlen),
|
||||
.s_axi_arsize(s_axi_arsize),
|
||||
.s_axi_arburst(s_axi_arburst),
|
||||
.s_axi_arlock(s_axi_arlock),
|
||||
.s_axi_arcache(s_axi_arcache),
|
||||
.s_axi_arprot(s_axi_arprot),
|
||||
.s_axi_arqos(s_axi_arqos),
|
||||
.s_axi_arregion(s_axi_arregion),
|
||||
.s_axi_aruser(s_axi_aruser),
|
||||
.s_axi_arvalid(s_axi_arvalid),
|
||||
.s_axi_arready(s_axi_arready),
|
||||
.s_axi_rid(s_axi_rid),
|
||||
.s_axi_rdata(s_axi_rdata),
|
||||
.s_axi_rresp(s_axi_rresp),
|
||||
.s_axi_rlast(s_axi_rlast),
|
||||
.s_axi_ruser(s_axi_ruser),
|
||||
.s_axi_rvalid(s_axi_rvalid),
|
||||
.s_axi_rready(s_axi_rready),
|
||||
|
||||
// DAC
|
||||
.dac_clk_o(clk_dac),
|
||||
.dac_data(dac_data),
|
||||
.dac_wrt(dac_wrt),
|
||||
|
||||
// ADC
|
||||
.adc_clk_o(clk_adc),
|
||||
.adc_data(adc_data),
|
||||
.adc_otr(adc_otr)
|
||||
);
|
||||
|
||||
//------------------------------------------------------------
|
||||
// Òàêòîâûå ñèãíàëû
|
||||
//------------------------------------------------------------
|
||||
initial begin
|
||||
forever #(CLK_REF_PERIOD/2) clk_ref = ~clk_ref;
|
||||
end
|
||||
|
||||
//------------------------------------------------------------
|
||||
// Òàñêè äëÿ òåñòèðîâàíèÿ
|
||||
//------------------------------------------------------------
|
||||
// Òàñêè ðàáîòû ñ AXI-Lite, AXI
|
||||
|
||||
// Òàñêè äëÿ ðàáîòû ñ DMA
|
||||
|
||||
// Òàñêà êîíôèãóðàöèîííàÿ
|
||||
|
||||
|
||||
task automatic dut_soft_reset(virtual axis_if#(8).tb vif);
|
||||
logic [7:0] tx_packet[];
|
||||
tx_packet = '{8'h0f};
|
||||
vif.master_send(tx_packet);
|
||||
endtask
|
||||
|
||||
task automatic dut_start(virtual axis_if#(8).tb vif);
|
||||
logic [7:0] tx_packet[];
|
||||
tx_packet = '{8'hf0};
|
||||
vif.master_send(tx_packet);
|
||||
endtask
|
||||
|
||||
task automatic dut_send_system_config(
|
||||
virtual axis_if#(8).tb vif,
|
||||
input logic [31:0] pulse_width,
|
||||
input logic [31:0] pulse_period,
|
||||
input logic [15:0] pulse_num,
|
||||
input logic [13:0] pulse_height, // achtung! p_height strictly must have 14 bits of width
|
||||
input logic [31:0] pulse_period_adc,
|
||||
input logic [31:0] window_size
|
||||
);
|
||||
// Ñîçäàåì âðåìåííûé ôèêñèðîâàííûé ìàññèâ è óïàêîâûâàåì âñ¸ îäíîé ñòðîêîé
|
||||
logic [7:0] tx_packet[];
|
||||
|
||||
// Àõòóíã, 14-áèòíûé ÖÀÏ çàõàðäêîæåí
|
||||
if (DAC_DATA_WIDTH != 14)
|
||||
$warning("[WARNING] -dut_send_system_config- Default pulse height (DAC bitwidth) is equal to 14. Be aware, controller packet structure is coded for 14 bits");
|
||||
|
||||
tx_packet = '{
|
||||
8'h88, // Êîìàíäà
|
||||
pulse_width[7:0], pulse_width[15:8], pulse_width[23:16], pulse_width[31:24],
|
||||
pulse_period[7:0], pulse_period[15:8], pulse_period[23:16], pulse_period[31:24],
|
||||
pulse_num[7:0], pulse_num[15:8], pulse_height[7:0], 8'({2'b00, pulse_height[13:8]}),
|
||||
pulse_period_adc[7:0], pulse_period_adc[15:8], pulse_period_adc[23:16], pulse_period_adc[31:24]
|
||||
};
|
||||
|
||||
vif.master_send(tx_packet);
|
||||
|
||||
// TODO remove for new controller
|
||||
window_size_port = window_size;
|
||||
endtask
|
||||
|
||||
|
||||
|
||||
// Òàñêè ñáîðà ñòàòèñòèêè
|
||||
task automatic dut_read_output(
|
||||
virtual axis_if#(8).tb vif,
|
||||
input int sample_num,
|
||||
input int window_size,
|
||||
input bit randomize_recv_delays,
|
||||
output int output_data[]
|
||||
);
|
||||
logic [7:0] rx_packet[];
|
||||
logic [ACCUM_WIDTH-1:0] data_packet[];
|
||||
int numbers_per_packet = PACKET_SIZE/(ACCUM_WIDTH/8);
|
||||
int packet_num = $ceil(real'(sample_num / window_size) / real'(numbers_per_packet));
|
||||
int timeout_flag = 0;
|
||||
int packet_counter = 0;
|
||||
|
||||
if (sample_num % window_size) begin
|
||||
$error("-dut_read_output- Sample_num must be multiple of window_size: %0d %% %0d = %0d", sample_num, window_size, sample_num % window_size);
|
||||
$finish;
|
||||
end
|
||||
|
||||
data_packet = new[numbers_per_packet];
|
||||
output_data = new[numbers_per_packet * packet_num];
|
||||
|
||||
// count send_request pulses (equal to number of packets)
|
||||
fork
|
||||
begin : packet_counter_proc
|
||||
forever begin
|
||||
@(posedge clk_eth_phy);
|
||||
if(send_request === 1)
|
||||
packet_counter++;
|
||||
end
|
||||
end
|
||||
join_none
|
||||
|
||||
// Wait until reflectometer done sampling and averaging
|
||||
wait(processing_done == 1);
|
||||
|
||||
// recv loop
|
||||
// åñëè ÷èñëî ïàêåòîâ ïðåâûøàåò çàëîæåííîå ïðåäðàññ÷èòàííîå çíà÷åíèå -- îøèáêà
|
||||
fork : recv_loop_proc
|
||||
begin
|
||||
// packet recv loop
|
||||
forever begin
|
||||
if (packet_counter > packet_num) begin
|
||||
$error("-dut_read_output- Packet overflow detected. Number of data packets exceeds expected amount of packets");
|
||||
$finish;
|
||||
end
|
||||
|
||||
if (randomize_recv_delays)
|
||||
repeat($urandom_range(0, 500)) @(posedge clk_eth_phy);
|
||||
|
||||
timeout_flag = 0;
|
||||
fork : receive_packet_timeout
|
||||
begin
|
||||
request_ready = 1;
|
||||
vif.slave_recv(rx_packet);
|
||||
request_ready = 0;
|
||||
end
|
||||
begin
|
||||
repeat(REQUEST_TIMEOUT) @(posedge clk_eth_phy);
|
||||
timeout_flag = 1;
|
||||
end
|
||||
join_any
|
||||
|
||||
disable receive_packet_timeout;
|
||||
if (timeout_flag) begin
|
||||
$error("-dut_read_output- Timeout detected when receiving packet");
|
||||
$finish;
|
||||
end
|
||||
|
||||
if (rx_packet.size() != PACKET_SIZE) begin
|
||||
$error("-dut_read_output- Wrong packet size received: %0d bytes received, %0d bytes expected", rx_packet.size(), PACKET_SIZE);
|
||||
$finish;
|
||||
end
|
||||
|
||||
// unpack values
|
||||
data_packet = {<< byte {rx_packet}};
|
||||
data_packet = {<< ACCUM_WIDTH {data_packet}};
|
||||
|
||||
// copy and convert values
|
||||
for (int j = 0; j < data_packet.size(); j++) begin
|
||||
output_data[(packet_counter-1) * data_packet.size() + j] = int'(data_packet[j]);
|
||||
end
|
||||
|
||||
end
|
||||
end
|
||||
begin
|
||||
// IP workflow completion event
|
||||
wait(workflow_done == 1);
|
||||
end
|
||||
join_any
|
||||
|
||||
disable recv_loop_proc;
|
||||
disable packet_counter_proc;
|
||||
|
||||
if (packet_counter != packet_num) begin
|
||||
$error("-dut_read_output- Wrong number of packets received: %0d received, %0d expected", packet_counter, packet_num);
|
||||
$finish;
|
||||
end
|
||||
|
||||
wait(processing_done == 0);
|
||||
|
||||
endtask
|
||||
|
||||
//------------------------------------------------------------
|
||||
// Ôóíêöèè è òàñêè äëÿ âåðèôèêàöèè ñèãíàëîâ
|
||||
//------------------------------------------------------------
|
||||
// Òàñêà ãåíåðàöèè èäåàëüíîãî òåñòîâîãî ñèãíàëà
|
||||
task automatic reference_signal(
|
||||
input int pulse_width,
|
||||
input int pulse_height,
|
||||
input int pulse_period_adc,
|
||||
input int window_size,
|
||||
output real result[]
|
||||
);
|
||||
/*
|
||||
Globals:
|
||||
ADC and DAC clock periods,
|
||||
Virtual ADC and DAC voltage steps
|
||||
|
||||
Task developed with assumption that first discrete values of DAC and ADC
|
||||
are syncrhonized at t==0 and started simultaneously.
|
||||
|
||||
Gains and biases of virtual ADC & DAC are default and ranges are [-5V;5V].
|
||||
Bitwidths may be altered.
|
||||
|
||||
Returned result[] array is an array of sums of voltage potentials in discrete time points.
|
||||
Discrete samples summed over a time window.
|
||||
|
||||
result[time] = (voltage)
|
||||
*/
|
||||
|
||||
int sample_num = pulse_period_adc / window_size; // total averaged output samples from accumulator
|
||||
|
||||
real current_signal_sample, partial_sum;
|
||||
real ref_signal_active_voltage = virtual_dac.code_to_voltage(pulse_height);
|
||||
real ref_signal_zero_voltage = virtual_dac.code_to_voltage(ZERO_LEVEL);
|
||||
|
||||
if (pulse_period_adc % window_size) begin
|
||||
$error("-reference_signal- pulse_period_adc must be multiple of window_size: %0d %% %0d = %0d", pulse_period_adc, window_size, pulse_period_adc % window_size);
|
||||
$finish;
|
||||
end
|
||||
|
||||
result = new[sample_num];
|
||||
partial_sum = 0;
|
||||
|
||||
for (int i = 0; i < pulse_period_adc; i++) begin
|
||||
// var i in ADC timespace
|
||||
// i == 0 is a t0 of pulse generation and sampling
|
||||
current_signal_sample = (i*CLK_ADC_PERIOD <= pulse_width*CLK_DAC_PERIOD) ? ref_signal_active_voltage : ref_signal_zero_voltage;
|
||||
partial_sum += current_signal_sample;
|
||||
if (i % window_size == (window_size-1)) begin
|
||||
result[i / window_size] = partial_sum;
|
||||
partial_sum = 0;
|
||||
end
|
||||
end
|
||||
endtask
|
||||
|
||||
// Ôóíêöèÿ ïðîâåðêè ðàçìåðîâ âûáîðîê
|
||||
function automatic void check_size(
|
||||
input real a[],
|
||||
input real b[]
|
||||
);
|
||||
if (a.size() != b.size())
|
||||
$fatal(1, "Array size mismatch: %0d != %0d",
|
||||
a.size(), b.size());
|
||||
|
||||
if (a.size() == 0)
|
||||
$error(1, "Empty array");
|
||||
endfunction
|
||||
|
||||
// Ñðåäíåå ïî âûáîðêå
|
||||
function automatic real array_mean(
|
||||
input real a[]
|
||||
);
|
||||
real sum = 0.0;
|
||||
|
||||
foreach (a[i])
|
||||
sum += a[i];
|
||||
|
||||
return sum / a.size();
|
||||
endfunction
|
||||
|
||||
// MSE äâóõ âûáîðîê
|
||||
function automatic real calc_mse(
|
||||
input real a[],
|
||||
input real b[]
|
||||
);
|
||||
real sum = 0.0;
|
||||
|
||||
check_size(a, b);
|
||||
|
||||
foreach (a[i]) begin
|
||||
real err;
|
||||
err = a[i] - b[i];
|
||||
sum += err * err;
|
||||
end
|
||||
|
||||
return sum / a.size();
|
||||
endfunction
|
||||
|
||||
// NRMSE äâóõ âûáîðîê (íîðìèðîâàíèå RMSE)
|
||||
function automatic real calc_nrmse(
|
||||
input real a[],
|
||||
input real b[]
|
||||
);
|
||||
const real EPS = 1e-12;
|
||||
real mse, ms = 0;
|
||||
|
||||
mse = calc_mse(a, b);
|
||||
|
||||
foreach (a[i]) begin
|
||||
ms += a[i] * a[i];
|
||||
end
|
||||
ms /= a.size();
|
||||
|
||||
return $sqrt(mse / (ms + EPS));
|
||||
endfunction
|
||||
|
||||
// Ôóíêöèÿ ìîäóëÿ
|
||||
function automatic real abs_f(input real x);
|
||||
return (x < 0.0) ? -x : x;
|
||||
endfunction
|
||||
|
||||
// Ìàêñèìàëüíàÿ àáñîëþòíàÿ îøèáêà
|
||||
function automatic real calc_max_error(
|
||||
input real a[],
|
||||
input real b[]
|
||||
);
|
||||
real max_err = 0.0;
|
||||
|
||||
check_size(a, b);
|
||||
|
||||
foreach (a[i]) begin
|
||||
real err;
|
||||
|
||||
err = abs_f(a[i] - b[i]);
|
||||
|
||||
if (err > max_err)
|
||||
max_err = err;
|
||||
end
|
||||
|
||||
return max_err;
|
||||
endfunction
|
||||
|
||||
// Êîýôôèöèåíò êîððåëÿöèè Ïèðñîíà
|
||||
function automatic real calc_pearson(
|
||||
input real a[],
|
||||
input real b[]
|
||||
);
|
||||
real mean_a;
|
||||
real mean_b;
|
||||
real numerator = 0.0;
|
||||
real denom_a = 0.0;
|
||||
real denom_b = 0.0;
|
||||
|
||||
check_size(a, b);
|
||||
|
||||
mean_a = array_mean(a);
|
||||
mean_b = array_mean(b);
|
||||
|
||||
foreach (a[i]) begin
|
||||
real da;
|
||||
real db;
|
||||
|
||||
da = a[i] - mean_a;
|
||||
db = b[i] - mean_b;
|
||||
|
||||
numerator += da * db;
|
||||
denom_a += da * da;
|
||||
denom_b += db * db;
|
||||
end
|
||||
|
||||
if ((denom_a == 0.0) || (denom_b == 0.0))
|
||||
return 0.0;
|
||||
|
||||
return numerator / $sqrt(denom_a * denom_b);
|
||||
endfunction
|
||||
|
||||
// Âñïîìîãàòåëüíàÿ ôóíêöèÿ äëÿ âûâîäà ìàññèâà
|
||||
function automatic void display_array_f(input real a[]);
|
||||
$write("\t");
|
||||
foreach(a[i])
|
||||
$write("%f ", a[i]);
|
||||
$write("\n");
|
||||
endfunction
|
||||
|
||||
// Âñïîìîãàòåëüíàÿ ôóíêöèÿ äëÿ âûâîäà ìàññèâà
|
||||
function automatic void display_array(input int a[]);
|
||||
$write("\t");
|
||||
foreach(a[i])
|
||||
$write("%0d ", a[i]);
|
||||
$write("\n");
|
||||
endfunction
|
||||
|
||||
// Îñíîâíàÿ òàñêà òèïîâîãî òåñòà
|
||||
task automatic run_test_case(
|
||||
virtual axis_if#(8).tb ctrl_vif,
|
||||
virtual axis_if#(8).tb accum_vif,
|
||||
input int pulse_width,
|
||||
input int pulse_period,
|
||||
input int pulse_num,
|
||||
input int pulse_height,
|
||||
input int pulse_period_adc,
|
||||
input int window_size,
|
||||
input bit rand_recv_delays,
|
||||
input bit use_reset,
|
||||
output int result
|
||||
);
|
||||
int output_data[]; // raw accum values
|
||||
real output_signal_v[]; // accum values after voltage conversion
|
||||
real reference_signal_v[]; // reference signal voltage values
|
||||
real nrmse, pearson, max_err; // error and correlation metrics
|
||||
|
||||
if (use_reset) begin
|
||||
dut_soft_reset(ctrl_vif);
|
||||
#100;
|
||||
end
|
||||
|
||||
dut_send_system_config(
|
||||
.vif(ctrl_vif),
|
||||
.pulse_width(pulse_width),
|
||||
.pulse_period(pulse_period),
|
||||
.pulse_num(pulse_num),
|
||||
.pulse_height(pulse_height),
|
||||
.pulse_period_adc(pulse_period_adc),
|
||||
.window_size(window_size)
|
||||
);
|
||||
#100;
|
||||
|
||||
dut_start(ctrl_vif);
|
||||
|
||||
dut_read_output(
|
||||
.vif(accum_vif),
|
||||
.sample_num(pulse_period_adc),
|
||||
.window_size(window_size),
|
||||
.randomize_recv_delays(rand_recv_delays),
|
||||
.output_data(output_data)
|
||||
);
|
||||
// actual size of payload is pulse_period_adc / window_size
|
||||
output_signal_v = new[pulse_period_adc / window_size];
|
||||
|
||||
`ifdef DEBUG
|
||||
$display("[TB] Output data stream");
|
||||
display_array(output_data);
|
||||
`endif
|
||||
|
||||
// voltage conversion
|
||||
begin
|
||||
// zero level for partial sum
|
||||
real zero_level_bias = window_size * virtual_adc.ZERO_CODE;
|
||||
// common voltage multiplier for step & amplifier
|
||||
real voltage_multiplier = virtual_adc.VOLTAGE_STEP / virtual_adc.VOLTAGE_GAIN;
|
||||
// array conversion
|
||||
foreach (output_signal_v[i]) begin
|
||||
real average_code_per_pulse = real'(output_data[i]) / pulse_num;
|
||||
output_signal_v[i] = (average_code_per_pulse - zero_level_bias) * voltage_multiplier;
|
||||
end
|
||||
end
|
||||
|
||||
reference_signal(
|
||||
.pulse_width(pulse_width),
|
||||
.pulse_height(pulse_height),
|
||||
.pulse_period_adc(pulse_period_adc),
|
||||
.window_size(window_size),
|
||||
.result(reference_signal_v)
|
||||
);
|
||||
|
||||
`ifdef DEBUG
|
||||
$display("[TB] Output signal");
|
||||
display_array_f(output_signal_v);
|
||||
$display("[TB] Reference signal");
|
||||
display_array_f(reference_signal_v);
|
||||
`endif
|
||||
|
||||
nrmse = calc_nrmse(output_signal_v, reference_signal_v);
|
||||
pearson = calc_pearson(output_signal_v, reference_signal_v);
|
||||
max_err = calc_max_error(output_signal_v, reference_signal_v);
|
||||
|
||||
`ifdef DEBUG
|
||||
$display("[TB] Metrics:\n\tNRMSE = %0.4f\t|\tPearson = %0.4f\t|\tMax error = %0.4f", nrmse, pearson, max_err);
|
||||
`endif
|
||||
|
||||
// check metrics
|
||||
result = 0;
|
||||
// if (pearson < PEARSON_THRESHOLD)
|
||||
// result += 1;
|
||||
if (nrmse > NRMSE_THRESHOLD)
|
||||
result += 2;
|
||||
/*
|
||||
Max error not used in evaluation because of fast pulse edge falling
|
||||
resulting in plain difference between active signal level and zero level
|
||||
For ex.: zero_level = 0x00 = -5V. pulse_height = 2^14-1 = 0x3fff = 5V
|
||||
In some cases like jitter this may cause max error = 5 - (-5) = 10(V)
|
||||
This cases are hardly traceble, thus max error not used in eval.
|
||||
|
||||
Pearson not used in evaluation because it only shows correlation of changing signals. Tests broke on static signals.
|
||||
|
||||
Pearson and max err remain in test for info.
|
||||
*/
|
||||
endtask
|
||||
|
||||
//------------------------------------------------------------
|
||||
// ÎÑÍÎÂÍÎÉ ÏÐÎÖÅÑÑ ÒÅÑÒÈÐÎÂÀÍÈß
|
||||
//------------------------------------------------------------
|
||||
initial begin
|
||||
int result_flag;
|
||||
int total_failed_tests = 0, total_tests = 0;
|
||||
|
||||
$info("[TB] DUT initializaton");
|
||||
// Èíèöèàëèçàöèÿ
|
||||
request_ready = 0;
|
||||
rst_n = 0;
|
||||
#100;
|
||||
rst_n = 1;
|
||||
wait(mmcm_locked === 1'b1);
|
||||
#150;
|
||||
$info("[TB] MMCM locked");
|
||||
|
||||
// Meause periods because actual values hardcoded in IP
|
||||
fork
|
||||
`MEASURE_CLK(DUT.clk_sampler, CLK_ADC_PERIOD);
|
||||
`MEASURE_CLK(DUT.clk_generator, CLK_DAC_PERIOD);
|
||||
join
|
||||
$info("[TB] ADC & DAC clock periods measured: ADC_period = %0.3f, DAC_period = %0.3f", CLK_ADC_PERIOD, CLK_DAC_PERIOD);
|
||||
|
||||
// Òåñòû
|
||||
$info("[TB] Tests start");
|
||||
$info("[TB] Simple test run");
|
||||
run_test_case(
|
||||
.ctrl_vif(control_vif),
|
||||
.accum_vif(accumulator_vif),
|
||||
.pulse_width(4000),
|
||||
.pulse_period(10000),
|
||||
.pulse_num(5),
|
||||
.pulse_height(12000),
|
||||
.pulse_period_adc(6000),
|
||||
.window_size(10),
|
||||
.rand_recv_delays(1),
|
||||
.use_reset(1),
|
||||
.result(result_flag)
|
||||
);
|
||||
`ERR_CHECK
|
||||
|
||||
$info("[TB] Random test run");
|
||||
for (int i = 0; i < TEST_NUM; i++) begin
|
||||
int pulse_width, pulse_period, pulse_num, pulse_height, pulse_period_adc, window_size;
|
||||
bit rand_recv_delays, use_reset;
|
||||
|
||||
// Ãåíåðèðóåìûå ïàðàìåòðû
|
||||
pulse_period = $urandom_range(500, 5000);
|
||||
pulse_width = $urandom_range(50, pulse_period);
|
||||
pulse_num = $urandom_range(1, 10);
|
||||
pulse_height = $urandom_range(0, 2**DAC_DATA_WIDTH-1);
|
||||
window_size = $urandom_range(1, 11);
|
||||
pulse_period_adc = $urandom_range(50, N_MAX-1) * window_size;
|
||||
rand_recv_delays = 1;
|
||||
use_reset = 1; // ($urandom_range(0, 10) >= 9);
|
||||
|
||||
$display("Test #%0d", total_tests);
|
||||
`ifdef DEBUG
|
||||
$display("Parameters:\n\tpulse_width=%0d\n\tpulse_period=%0d\n\tpulse_num=%0d\n\tpulse_height=%0d\n\tpulse_period_adc=%0d\n\twindow_size=%0d\n\trand_recv_delays=%0d\n\tuse_reset=%0d",
|
||||
pulse_width, pulse_period, pulse_num, pulse_height, pulse_period_adc, window_size, rand_recv_delays, use_reset);
|
||||
`endif
|
||||
|
||||
run_test_case(
|
||||
.ctrl_vif(control_vif),
|
||||
.accum_vif(accumulator_vif),
|
||||
.pulse_width(pulse_width),
|
||||
.pulse_period(pulse_period),
|
||||
.pulse_num(pulse_num),
|
||||
.pulse_height(pulse_height),
|
||||
.pulse_period_adc(pulse_period_adc),
|
||||
.window_size(window_size),
|
||||
.rand_recv_delays(rand_recv_delays),
|
||||
.use_reset(use_reset),
|
||||
.result(result_flag)
|
||||
);
|
||||
|
||||
`ERR_CHECK
|
||||
if (result_flag) begin
|
||||
$display("Parameters:\n\tpulse_width=%0d\n\tpulse_period=%0d\n\tpulse_num=%0d\n\tpulse_height=%0d\n\tpulse_period_adc=%0d\n\twindow_size=%0d\n\trand_recv_delays=%0d\n\tuse_reset=%0d",
|
||||
pulse_width, pulse_period, pulse_num, pulse_height, pulse_period_adc, window_size, rand_recv_delays, use_reset);
|
||||
end
|
||||
end
|
||||
|
||||
$info("[TB] Corner case test run");
|
||||
run_test_case(
|
||||
.ctrl_vif(control_vif),
|
||||
.accum_vif(accumulator_vif),
|
||||
.pulse_width(0),
|
||||
.pulse_period(1000),
|
||||
.pulse_num(5),
|
||||
.pulse_height(12000),
|
||||
.pulse_period_adc(600),
|
||||
.window_size(10),
|
||||
.rand_recv_delays(0),
|
||||
.use_reset(1),
|
||||
.result(result_flag)
|
||||
);
|
||||
`ERR_CHECK
|
||||
|
||||
run_test_case(
|
||||
.ctrl_vif(control_vif),
|
||||
.accum_vif(accumulator_vif),
|
||||
.pulse_width(1000),
|
||||
.pulse_period(1000),
|
||||
.pulse_num(5),
|
||||
.pulse_height(12000),
|
||||
.pulse_period_adc(600),
|
||||
.window_size(10),
|
||||
.rand_recv_delays(0),
|
||||
.use_reset(1),
|
||||
.result(result_flag)
|
||||
);
|
||||
`ERR_CHECK
|
||||
|
||||
run_test_case(
|
||||
.ctrl_vif(control_vif),
|
||||
.accum_vif(accumulator_vif),
|
||||
.pulse_width(500),
|
||||
.pulse_period(1000),
|
||||
.pulse_num(5),
|
||||
.pulse_height(2**(DAC_DATA_WIDTH-1)),
|
||||
.pulse_period_adc(600),
|
||||
.window_size(10),
|
||||
.rand_recv_delays(0),
|
||||
.use_reset(1),
|
||||
.result(result_flag)
|
||||
);
|
||||
`ERR_CHECK
|
||||
|
||||
run_test_case(
|
||||
.ctrl_vif(control_vif),
|
||||
.accum_vif(accumulator_vif),
|
||||
.pulse_width(500),
|
||||
.pulse_period(1000),
|
||||
.pulse_num(5),
|
||||
.pulse_height(15000),
|
||||
.pulse_period_adc(10),
|
||||
.window_size(1),
|
||||
.rand_recv_delays(0),
|
||||
.use_reset(1),
|
||||
.result(result_flag)
|
||||
);
|
||||
`ERR_CHECK
|
||||
|
||||
$display("[TB] Tests done. [%0d/%0d] tests passed, %0d failed", total_tests - total_failed_tests, total_tests, total_failed_tests);
|
||||
if (!total_failed_tests)
|
||||
$display("[TB] ALL PASSED");
|
||||
$finish;
|
||||
end
|
||||
endmodule
|
||||
+322
@@ -0,0 +1,322 @@
|
||||
|
||||
import dma_reg_pkg::*;
|
||||
|
||||
module tb_full_reflectometer #(
|
||||
// parameters for base reflectometer works
|
||||
parameter int unsigned DAC_DATA_WIDTH = 14,
|
||||
parameter int unsigned ADC_DATA_WIDTH = 12,
|
||||
parameter int unsigned PACK_FACTOR = 1,
|
||||
parameter int unsigned PROCESS_MODE = 0,
|
||||
parameter int unsigned ZERO_LEVEL = 8192,
|
||||
parameter int unsigned ACCUM_WIDTH = 32,
|
||||
parameter int unsigned N_MAX = 4096,
|
||||
parameter int unsigned PACKET_SIZE = 64,
|
||||
parameter int unsigned RD_FIFO_WIDTH = 32,
|
||||
|
||||
|
||||
parameter int unsigned AXI_DATA_WIDTH = 32,
|
||||
|
||||
parameter int unsigned AXI_STRB_WIDTH = AXI_DATA_WIDTH / 8,
|
||||
parameter int unsigned AXI_USER_WIDTH = 1,
|
||||
parameter int unsigned AXI_ID_WIDTH = 8,
|
||||
parameter int unsigned AXI_MAX_BURST_LEN = 16,
|
||||
|
||||
parameter int unsigned AXIS_DATA_WIDTH = AXI_DATA_WIDTH,
|
||||
parameter int unsigned AXIS_KEEP_ENABLE = AXIS_DATA_WIDTH > 8,
|
||||
parameter int unsigned AXIS_KEEP_WIDTH = AXIS_DATA_WIDTH / 8,
|
||||
parameter int unsigned AXIS_LAST_ENABLE = 1,
|
||||
parameter int unsigned AXIS_ID_ENABLE = 1,
|
||||
parameter int unsigned AXIS_DEST_ENABLE = 0,
|
||||
parameter int unsigned AXIS_USER_ENABLE = 1,
|
||||
|
||||
parameter int unsigned ENABLE_SG = 0,
|
||||
parameter int unsigned ENABLE_UNALIGNED = 0,
|
||||
|
||||
parameter int unsigned PIPELINE_OUTPUT = 0
|
||||
)(
|
||||
input logic ctrl_clk,
|
||||
input logic rst_n,
|
||||
output logic locked,
|
||||
|
||||
input logic [dma_reg_pkg::AXI_ADDR_WIDTH-1:0] s_axil_awaddr,
|
||||
input logic [2:0] s_axil_awprot,
|
||||
input logic s_axil_awvalid,
|
||||
output logic s_axil_awready,
|
||||
|
||||
input logic [AXI_DATA_WIDTH-1:0] s_axil_wdata,
|
||||
input logic [AXI_DATA_WIDTH/8-1:0] s_axil_wstrb,
|
||||
input logic s_axil_wvalid,
|
||||
output logic s_axil_wready,
|
||||
|
||||
output logic [1:0] s_axil_bresp,
|
||||
output logic s_axil_bvalid,
|
||||
input logic s_axil_bready,
|
||||
|
||||
input logic [dma_reg_pkg::AXI_ADDR_WIDTH-1:0] s_axil_araddr,
|
||||
input logic [2:0] s_axil_arprot,
|
||||
input logic s_axil_arvalid,
|
||||
output logic s_axil_arready,
|
||||
|
||||
output logic [AXI_DATA_WIDTH-1:0] s_axil_rdata,
|
||||
output logic [1:0] s_axil_rresp,
|
||||
output logic s_axil_rvalid,
|
||||
input logic s_axil_rready,
|
||||
|
||||
output wire [AXIS_DATA_WIDTH-1:0] m_axis_read_data_tdata,
|
||||
output wire [AXIS_KEEP_WIDTH-1:0] m_axis_read_data_tkeep,
|
||||
output wire m_axis_read_data_tvalid,
|
||||
input wire m_axis_read_data_tready,
|
||||
output wire m_axis_read_data_tlast,
|
||||
output wire [dma_reg_pkg::AXIS_ID_WIDTH-1:0] m_axis_read_data_tid,
|
||||
output wire [dma_reg_pkg::AXIS_DEST_WIDTH-1:0] m_axis_read_data_tdest,
|
||||
output wire [dma_reg_pkg::AXIS_USER_WIDTH-1:0] m_axis_read_data_tuser,
|
||||
|
||||
input logic [AXI_ID_WIDTH-1:0] s_axi_awid,
|
||||
input logic [dma_reg_pkg::AXI_ADDR_WIDTH-1:0] s_axi_awaddr,
|
||||
input logic [7:0] s_axi_awlen,
|
||||
input logic [2:0] s_axi_awsize,
|
||||
input logic [1:0] s_axi_awburst,
|
||||
input logic s_axi_awlock,
|
||||
input logic [3:0] s_axi_awcache,
|
||||
input logic [2:0] s_axi_awprot,
|
||||
input logic [3:0] s_axi_awqos,
|
||||
input logic [3:0] s_axi_awregion,
|
||||
input logic [AXI_USER_WIDTH-1:0] s_axi_awuser,
|
||||
input logic s_axi_awvalid,
|
||||
output logic s_axi_awready,
|
||||
input logic [AXI_DATA_WIDTH-1:0] s_axi_wdata,
|
||||
input logic [AXI_DATA_WIDTH/8-1:0] s_axi_wstrb,
|
||||
input logic s_axi_wlast,
|
||||
input logic [AXI_USER_WIDTH-1:0] s_axi_wuser,
|
||||
input logic s_axi_wvalid,
|
||||
output logic s_axi_wready,
|
||||
output logic [AXI_ID_WIDTH-1:0] s_axi_bid,
|
||||
output logic [1:0] s_axi_bresp,
|
||||
output logic [AXI_USER_WIDTH-1:0] s_axi_buser,
|
||||
output logic s_axi_bvalid,
|
||||
input logic s_axi_bready,
|
||||
input logic [AXI_ID_WIDTH-1:0] s_axi_arid,
|
||||
input logic [dma_reg_pkg::AXI_ADDR_WIDTH-1:0] s_axi_araddr,
|
||||
input logic [7:0] s_axi_arlen,
|
||||
input logic [2:0] s_axi_arsize,
|
||||
input logic [1:0] s_axi_arburst,
|
||||
input logic s_axi_arlock,
|
||||
input logic [3:0] s_axi_arcache,
|
||||
input logic [2:0] s_axi_arprot,
|
||||
input logic [3:0] s_axi_arqos,
|
||||
input logic [3:0] s_axi_arregion,
|
||||
input logic [AXI_USER_WIDTH-1:0] s_axi_aruser,
|
||||
input logic s_axi_arvalid,
|
||||
output logic s_axi_arready,
|
||||
output logic [AXI_ID_WIDTH-1:0] s_axi_rid,
|
||||
output logic [AXI_DATA_WIDTH-1:0] s_axi_rdata,
|
||||
output logic [1:0] s_axi_rresp,
|
||||
output logic s_axi_rlast,
|
||||
output logic [AXI_USER_WIDTH-1:0] s_axi_ruser,
|
||||
output logic s_axi_rvalid,
|
||||
input logic s_axi_rready,
|
||||
|
||||
// DAC
|
||||
output wire dac_clk_o,
|
||||
output wire [DAC_DATA_WIDTH-1:0] dac_data,
|
||||
output wire dac_wrt,
|
||||
|
||||
// ADC
|
||||
output wire adc_clk_o,
|
||||
input wire [ADC_DATA_WIDTH-1:0] adc_data,
|
||||
input wire adc_otr
|
||||
|
||||
|
||||
);
|
||||
// ---------------------------------------------------------------------------
|
||||
// AXI-Lite flat -> axi4l_if
|
||||
// ---------------------------------------------------------------------------
|
||||
|
||||
axi4l_if #(
|
||||
.ADDR_W(dma_reg_pkg::AXI_ADDR_WIDTH),
|
||||
.DATA_W(AXI_DATA_WIDTH),
|
||||
.USER_W(AXI_USER_WIDTH)
|
||||
) axil_bus (
|
||||
.aclk(ctrl_clk),
|
||||
.aresetn(rst_n)
|
||||
);
|
||||
|
||||
axi4l_flat_to_if #(
|
||||
.ADDR_W(g_pkg::AXI_ADDR_WIDTH),
|
||||
.DATA_W(AXI_DATA_WIDTH),
|
||||
.USER_W(AXI_USER_WIDTH)
|
||||
) u_axil_flat_to_if (
|
||||
.s_axil_awaddr (s_axil_awaddr),
|
||||
.s_axil_awprot (s_axil_awprot),
|
||||
.s_axil_awvalid(s_axil_awvalid),
|
||||
.s_axil_awready(s_axil_awready),
|
||||
|
||||
.s_axil_wdata (s_axil_wdata),
|
||||
.s_axil_wstrb (s_axil_wstrb),
|
||||
.s_axil_wvalid (s_axil_wvalid),
|
||||
.s_axil_wready (s_axil_wready),
|
||||
|
||||
.s_axil_bresp (s_axil_bresp),
|
||||
.s_axil_bvalid (s_axil_bvalid),
|
||||
.s_axil_bready (s_axil_bready),
|
||||
|
||||
.s_axil_araddr (s_axil_araddr),
|
||||
.s_axil_arprot (s_axil_arprot),
|
||||
.s_axil_arvalid(s_axil_arvalid),
|
||||
.s_axil_arready(s_axil_arready),
|
||||
|
||||
.s_axil_rdata (s_axil_rdata),
|
||||
.s_axil_rresp (s_axil_rresp),
|
||||
.s_axil_rvalid (s_axil_rvalid),
|
||||
.s_axil_rready (s_axil_rready),
|
||||
|
||||
.m_axil(axil_bus)
|
||||
);
|
||||
|
||||
// ---------------------------------------------------------------------------
|
||||
// AXIS interfaces for the updated controller_wrapper_axil
|
||||
// ---------------------------------------------------------------------------
|
||||
|
||||
// AXIS READ DMA MASTER output
|
||||
axis_if #(
|
||||
.DATA_W (AXIS_DATA_WIDTH),
|
||||
.KEEP_W (AXIS_KEEP_WIDTH),
|
||||
.ID_W (AXIS_ID_WIDTH),
|
||||
.DEST_W (dma_reg_pkg::AXIS_DEST_WIDTH),
|
||||
.USER_W (dma_reg_pkg::AXIS_USER_WIDTH)
|
||||
) dma_read_data (
|
||||
.aclk(ctrl_clk),
|
||||
.aresetn(rst_n)
|
||||
);
|
||||
|
||||
logic [AXIS_KEEP_WIDTH-1:0] unused_read_tstrb;
|
||||
|
||||
axis_if_to_flat #(
|
||||
.DATA_W (AXIS_DATA_WIDTH),
|
||||
.KEEP_W (AXIS_KEEP_WIDTH),
|
||||
.ID_W (AXIS_ID_WIDTH),
|
||||
.DEST_W (dma_reg_pkg::AXIS_DEST_WIDTH),
|
||||
.USER_W (dma_reg_pkg::AXIS_USER_WIDTH)
|
||||
) u_read_data_if_to_flat (
|
||||
.s_axis(dma_read_data),
|
||||
|
||||
.m_axis_tdata (m_axis_read_data_tdata),
|
||||
.m_axis_tkeep (m_axis_read_data_tkeep),
|
||||
.m_axis_tstrb (unused_read_tstrb),
|
||||
.m_axis_tlast (m_axis_read_data_tlast),
|
||||
.m_axis_tid (m_axis_read_data_tid),
|
||||
.m_axis_tdest (m_axis_read_data_tdest),
|
||||
.m_axis_tuser (m_axis_read_data_tuser),
|
||||
.m_axis_tvalid(m_axis_read_data_tvalid),
|
||||
.m_axis_tready(m_axis_read_data_tready)
|
||||
);
|
||||
|
||||
axi4_if #(
|
||||
.ADDR_W(dma_reg_pkg::AXI_ADDR_WIDTH),
|
||||
.DATA_W(AXI_DATA_WIDTH),
|
||||
.ID_W (AXI_ID_WIDTH),
|
||||
.USER_W(AXI_USER_WIDTH)
|
||||
) m_axi (
|
||||
.aclk(ctrl_clk),
|
||||
.aresetn(rst_n)
|
||||
);
|
||||
|
||||
axi4_flat_to_if #(
|
||||
.ADDR_W(dma_reg_pkg::AXI_ADDR_WIDTH),
|
||||
.DATA_W(AXI_DATA_WIDTH),
|
||||
.ID_W(AXI_ID_WIDTH),
|
||||
.USER_W(AXI_USER_WIDTH)
|
||||
) u_axi_flat_to_if
|
||||
(
|
||||
.s_axi_awid(s_axi_awid),
|
||||
.s_axi_awaddr(s_axi_awaddr),
|
||||
.s_axi_awlen(s_axi_awlen),
|
||||
.s_axi_awsize(s_axi_awsize),
|
||||
.s_axi_awburst(s_axi_awburst),
|
||||
.s_axi_awlock(s_axi_awlock),
|
||||
.s_axi_awcache(s_axi_awcache),
|
||||
.s_axi_awprot(s_axi_awprot),
|
||||
.s_axi_awqos(s_axi_awqos),
|
||||
.s_axi_awregion(s_axi_awregion),
|
||||
.s_axi_awuser(s_axi_awuser),
|
||||
.s_axi_awvalid(s_axi_awvalid),
|
||||
.s_axi_awready(s_axi_awready),
|
||||
.s_axi_wdata(s_axi_wdata),
|
||||
.s_axi_wstrb(s_axi_wstrb),
|
||||
.s_axi_wlast(s_axi_wlast),
|
||||
.s_axi_wuser(s_axi_wuser),
|
||||
.s_axi_wvalid(s_axi_wvalid),
|
||||
.s_axi_wready(s_axi_wready),
|
||||
.s_axi_bid(s_axi_bid),
|
||||
.s_axi_bresp(s_axi_bresp),
|
||||
.s_axi_buser(s_axi_buser),
|
||||
.s_axi_bvalid(s_axi_bvalid),
|
||||
.s_axi_bready(s_axi_bready),
|
||||
.s_axi_arid(s_axi_arid),
|
||||
.s_axi_araddr(s_axi_araddr),
|
||||
.s_axi_arlen(s_axi_arlen),
|
||||
.s_axi_arsize(s_axi_arsize),
|
||||
.s_axi_arburst(s_axi_arburst),
|
||||
.s_axi_arlock(s_axi_arlock),
|
||||
.s_axi_arcache(s_axi_arcache),
|
||||
.s_axi_arprot(s_axi_arprot),
|
||||
.s_axi_arqos(s_axi_arqos),
|
||||
.s_axi_arregion(s_axi_arregion),
|
||||
.s_axi_aruser(s_axi_aruser),
|
||||
.s_axi_arvalid(s_axi_arvalid),
|
||||
.s_axi_arready(s_axi_arready),
|
||||
.s_axi_rid(s_axi_rid),
|
||||
.s_axi_rdata(s_axi_rdata),
|
||||
.s_axi_rresp(s_axi_rresp),
|
||||
.s_axi_rlast(s_axi_rlast),
|
||||
.s_axi_ruser(s_axi_ruser),
|
||||
.s_axi_rvalid(s_axi_rvalid),
|
||||
.s_axi_rready(s_axi_rready),
|
||||
.m_axi(m_axi)
|
||||
);
|
||||
|
||||
reflectometer_and_dma_wrapper #(
|
||||
.AXI_DATA_WIDTH(AXI_DATA_WIDTH),
|
||||
.AXI_STRB_WIDTH(AXI_STRB_WIDTH),
|
||||
.AXI_USER_WIDTH(AXI_USER_WIDTH),
|
||||
.AXI_MAX_BURST_LEN(AXI_MAX_BURST_LEN),
|
||||
.AXIS_DATA_WIDTH(AXIS_DATA_WIDTH),
|
||||
.AXIS_KEEP_ENABLE(AXIS_KEEP_ENABLE),
|
||||
.AXIS_KEEP_WIDTH(AXIS_KEEP_WIDTH),
|
||||
.AXIS_LAST_ENABLE(AXIS_LAST_ENABLE),
|
||||
.AXIS_ID_ENABLE(AXIS_ID_ENABLE),
|
||||
.AXIS_DEST_ENABLE(AXIS_DEST_ENABLE),
|
||||
.AXIS_USER_ENABLE(AXIS_USER_ENABLE),
|
||||
.ENABLE_SG(ENABLE_SG),
|
||||
.ENABLE_UNALIGNED(ENABLE_UNALIGNED),
|
||||
|
||||
.DAC_DATA_WIDTH(DAC_DATA_WIDTH),
|
||||
.ADC_DATA_WIDTH(ADC_DATA_WIDTH),
|
||||
.PACK_FACTOR(PACK_FACTOR),
|
||||
.PROCESS_MODE(PROCESS_MODE),
|
||||
.ZERO_LEVEL(ZERO_LEVEL),
|
||||
.ACCUM_WIDTH(ACCUM_WIDTH),
|
||||
.N_MAX(N_MAX),
|
||||
.PACKET_SIZE(PACKET_SIZE),
|
||||
.RD_FIFO_WIDTH(RD_FIFO_WIDTH)
|
||||
) dut (
|
||||
.ctrl_clk(ctrl_clk),
|
||||
.rst_n(rst_n),
|
||||
.locked(locked),
|
||||
.s_axil(axil_bus),
|
||||
|
||||
.m_axi(m_axi),
|
||||
|
||||
.m_axis_read_data(dma_read_data),
|
||||
|
||||
.dac_clk_o(clk_dac),
|
||||
.dac_data(dac_data),
|
||||
.dac_wrt(dac_wrt),
|
||||
.adc_clk_o(clk_adc),
|
||||
.adc_data(adc_data),
|
||||
.adc_otr(adc_otr)
|
||||
);
|
||||
|
||||
|
||||
|
||||
endmodule : tb_full_reflectometer
|
||||
Reference in New Issue
Block a user