/*

Copyright (c) 2014-2018 Alex Forencich

Permission is hereby granted, free of charge, to any person obtaining a copy

of this software and associated documentation files (the "Software"), to deal

in the Software without restriction, including without limitation the rights

to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

copies of the Software, and to permit persons to whom the Software is

furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in

all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY

FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

THE SOFTWARE.

*/

// Language: Verilog 2001

`timescale 1ns / 1ps

/*

* Testbench for axis_crosspoint

*/

module test_axis_crosspoint_4x4;

// Parameters

parameter S_COUNT = 4;

parameter M_COUNT = 4;

parameter DATA_WIDTH = 8;

parameter KEEP_ENABLE = (DATA_WIDTH>8);

parameter KEEP_WIDTH = (DATA_WIDTH/8);

parameter LAST_ENABLE = 1;

parameter ID_ENABLE = 1;

parameter ID_WIDTH = 8;

parameter DEST_ENABLE = 1;

parameter DEST_WIDTH = 8;

parameter USER_ENABLE = 1;

parameter USER_WIDTH = 1;

// Inputs

reg clk = 0;

reg rst = 0;

reg [7:0] current_test = 0;

reg [S_COUNT*DATA_WIDTH-1:0] s_axis_tdata = 0;

reg [S_COUNT*KEEP_WIDTH-1:0] s_axis_tkeep = 0;

reg [S_COUNT-1:0] s_axis_tvalid = 0;

reg [S_COUNT-1:0] s_axis_tlast = 0;

reg [S_COUNT*ID_WIDTH-1:0] s_axis_tid = 0;

reg [S_COUNT*DEST_WIDTH-1:0] s_axis_tdest = 0;

reg [S_COUNT*USER_WIDTH-1:0] s_axis_tuser = 0;

reg [M_COUNT*$clog2(S_COUNT)-1:0] select = 0;

// Outputs

wire [M_COUNT*DATA_WIDTH-1:0] m_axis_tdata;

wire [M_COUNT*KEEP_WIDTH-1:0] m_axis_tkeep;

wire [M_COUNT-1:0] m_axis_tvalid;

wire [M_COUNT-1:0] m_axis_tlast;

wire [M_COUNT*ID_WIDTH-1:0] m_axis_tid;

wire [M_COUNT*DEST_WIDTH-1:0] m_axis_tdest;

wire [M_COUNT*USER_WIDTH-1:0] m_axis_tuser;

initial begin

// myhdl integration

$from_myhdl(

clk,

rst,

current_test,

s_axis_tdata,

s_axis_tkeep,

s_axis_tvalid,

s_axis_tlast,

s_axis_tid,

s_axis_tdest,

s_axis_tuser,

select

);

$to_myhdl(

m_axis_tdata,

m_axis_tkeep,

m_axis_tvalid,

m_axis_tlast,

m_axis_tid,

m_axis_tdest,

m_axis_tuser

);

// dump file

$dumpfile("test_axis_crosspoint_4x4.lxt");

$dumpvars(0, test_axis_crosspoint_4x4);

end

axis_crosspoint #(

.S_COUNT(S_COUNT),

.M_COUNT(M_COUNT),

.DATA_WIDTH(DATA_WIDTH),

.KEEP_ENABLE(KEEP_ENABLE),

.KEEP_WIDTH(KEEP_WIDTH),

.LAST_ENABLE(LAST_ENABLE),

.ID_ENABLE(ID_ENABLE),

.ID_WIDTH(ID_WIDTH),

.DEST_ENABLE(DEST_ENABLE),

.DEST_WIDTH(DEST_WIDTH),

.USER_ENABLE(USER_ENABLE),

.USER_WIDTH(USER_WIDTH)

)

UUT (

.clk(clk),

.rst(rst),

// AXI inputs

.s_axis_tdata(s_axis_tdata),

.s_axis_tkeep(s_axis_tkeep),

.s_axis_tvalid(s_axis_tvalid),

.s_axis_tlast(s_axis_tlast),

.s_axis_tid(s_axis_tid),

.s_axis_tdest(s_axis_tdest),

.s_axis_tuser(s_axis_tuser),

// AXI output

.m_axis_tdata(m_axis_tdata),

.m_axis_tkeep(m_axis_tkeep),

.m_axis_tvalid(m_axis_tvalid),

.m_axis_tlast(m_axis_tlast),

.m_axis_tid(m_axis_tid),

.m_axis_tdest(m_axis_tdest),

.m_axis_tuser(m_axis_tuser),

// Control

.select(select)

);

endmodule