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Consolidate, add configuration parameters, and add tid and tdest ports to AXI stream crosspoint

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Alex Forencich 2017-11-20 20:16:21 -08:00
parent 496c63bd1c
commit 91a7169f46
8 changed files with 580 additions and 705 deletions
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63
rtl/axis_crosspoint.py
View File

@ -78,29 +78,44 @@ THE SOFTWARE.
*/ */
module {{name}} # module {{name}} #
( (
parameter DATA_WIDTH = 8 parameter DATA_WIDTH = 8,
parameter KEEP_ENABLE = (DATA_WIDTH>8),
parameter KEEP_WIDTH = (DATA_WIDTH/8),
parameter LAST_ENABLE = 1,
parameter ID_ENABLE = 0,
parameter ID_WIDTH = 8,
parameter DEST_ENABLE = 0,
parameter DEST_WIDTH = 8,
parameter USER_ENABLE = 1,
parameter USER_WIDTH = 1
) )
( (
input wire clk, input wire clk,
input wire rst, input wire rst,
/* /*
* AXI Stream inputs * AXI Stream inputs
*/ */
{%- for p in range(m) %} {%- for p in range(m) %}
input wire [DATA_WIDTH-1:0] input_{{p}}_axis_tdata, input wire [DATA_WIDTH-1:0] input_{{p}}_axis_tdata,
input wire [KEEP_WIDTH-1:0] input_{{p}}_axis_tkeep,
input wire input_{{p}}_axis_tvalid, input wire input_{{p}}_axis_tvalid,
input wire input_{{p}}_axis_tlast, input wire input_{{p}}_axis_tlast,
input wire input_{{p}}_axis_tuser, input wire [ID_WIDTH-1:0] input_{{p}}_axis_tid,
input wire [DEST_WIDTH-1:0] input_{{p}}_axis_tdest,
input wire [USER_WIDTH-1:0] input_{{p}}_axis_tuser,
{% endfor %} {% endfor %}
/* /*
* AXI Stream outputs * AXI Stream outputs
*/ */
{%- for p in range(n) %} {%- for p in range(n) %}
output wire [DATA_WIDTH-1:0] output_{{p}}_axis_tdata, output wire [DATA_WIDTH-1:0] output_{{p}}_axis_tdata,
output wire [KEEP_WIDTH-1:0] output_{{p}}_axis_tkeep,
output wire output_{{p}}_axis_tvalid, output wire output_{{p}}_axis_tvalid,
output wire output_{{p}}_axis_tlast, output wire output_{{p}}_axis_tlast,
output wire output_{{p}}_axis_tuser, output wire [ID_WIDTH-1:0] output_{{p}}_axis_tid,
output wire [DEST_WIDTH-1:0] output_{{p}}_axis_tdest,
output wire [USER_WIDTH-1:0] output_{{p}}_axis_tuser,
{% endfor %} {% endfor %}
/* /*
* Control * Control
@ -110,29 +125,37 @@ module {{name}} #
{%- endfor %} {%- endfor %}
); );
{% for p in range(m) %} {% for p in range(m) %}
reg [DATA_WIDTH-1:0] input_{{p}}_axis_tdata_reg = {DATA_WIDTH{1'b0}}; reg [DATA_WIDTH-1:0] input_{{p}}_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] input_{{p}}_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg input_{{p}}_axis_tvalid_reg = 1'b0; reg input_{{p}}_axis_tvalid_reg = 1'b0;
reg input_{{p}}_axis_tlast_reg = 1'b0; reg input_{{p}}_axis_tlast_reg = 1'b0;
reg input_{{p}}_axis_tuser_reg = 1'b0; reg [ID_WIDTH-1:0] input_{{p}}_axis_tid_reg = {ID_WIDTH{1'b0}};
reg [DEST_WIDTH-1:0] input_{{p}}_axis_tdest_reg = {DEST_WIDTH{1'b0}};
reg [USER_WIDTH-1:0] input_{{p}}_axis_tuser_reg = {USER_WIDTH{1'b0}};
{% endfor %} {% endfor %}
{%- for p in range(n) %} {%- for p in range(n) %}
reg [DATA_WIDTH-1:0] output_{{p}}_axis_tdata_reg = {DATA_WIDTH{1'b0}}; reg [DATA_WIDTH-1:0] output_{{p}}_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] output_{{p}}_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg output_{{p}}_axis_tvalid_reg = 1'b0; reg output_{{p}}_axis_tvalid_reg = 1'b0;
reg output_{{p}}_axis_tlast_reg = 1'b0; reg output_{{p}}_axis_tlast_reg = 1'b0;
reg output_{{p}}_axis_tuser_reg = 1'b0; reg [ID_WIDTH-1:0] output_{{p}}_axis_tid_reg = {ID_WIDTH{1'b0}};
reg [DEST_WIDTH-1:0] output_{{p}}_axis_tdest_reg = {DEST_WIDTH{1'b0}};
reg [USER_WIDTH-1:0] output_{{p}}_axis_tuser_reg = {USER_WIDTH{1'b0}};
{% endfor %} {% endfor %}
{%- for p in range(n) %} {%- for p in range(n) %}
reg [{{w-1}}:0] output_{{p}}_select_reg = {{w}}'d0; reg [{{w-1}}:0] output_{{p}}_select_reg = {{w}}'d0;
{%- endfor %} {%- endfor %}
{% for p in range(n) %} {% for p in range(n) %}
assign output_{{p}}_axis_tdata = output_{{p}}_axis_tdata_reg; assign output_{{p}}_axis_tdata = output_{{p}}_axis_tdata_reg;
assign output_{{p}}_axis_tkeep = KEEP_ENABLE ? output_{{p}}_axis_tkeep_reg : {KEEP_WIDTH{1'b1}};
assign output_{{p}}_axis_tvalid = output_{{p}}_axis_tvalid_reg; assign output_{{p}}_axis_tvalid = output_{{p}}_axis_tvalid_reg;
assign output_{{p}}_axis_tlast = output_{{p}}_axis_tlast_reg; assign output_{{p}}_axis_tlast = LAST_ENABLE ? output_{{p}}_axis_tlast_reg : 1'b1;
assign output_{{p}}_axis_tuser = output_{{p}}_axis_tuser_reg; assign output_{{p}}_axis_tid = ID_ENABLE ? output_{{p}}_axis_tid_reg : {ID_WIDTH{1'b0}};
assign output_{{p}}_axis_tdest = DEST_ENABLE ? output_{{p}}_axis_tdest_reg : {DEST_WIDTH{1'b0}};
assign output_{{p}}_axis_tuser = USER_ENABLE ? output_{{p}}_axis_tuser_reg : {USER_WIDTH{1'b0}};
{% endfor %} {% endfor %}
always @(posedge clk) begin always @(posedge clk) begin
if (rst) begin if (rst) begin
{%- for p in range(n) %} {%- for p in range(n) %}
@ -163,7 +186,10 @@ always @(posedge clk) begin
{%- for p in range(m) %} {%- for p in range(m) %}
input_{{p}}_axis_tdata_reg <= input_{{p}}_axis_tdata; input_{{p}}_axis_tdata_reg <= input_{{p}}_axis_tdata;
input_{{p}}_axis_tkeep_reg <= input_{{p}}_axis_tkeep;
input_{{p}}_axis_tlast_reg <= input_{{p}}_axis_tlast; input_{{p}}_axis_tlast_reg <= input_{{p}}_axis_tlast;
input_{{p}}_axis_tid_reg <= input_{{p}}_axis_tid;
input_{{p}}_axis_tdest_reg <= input_{{p}}_axis_tdest;
input_{{p}}_axis_tuser_reg <= input_{{p}}_axis_tuser; input_{{p}}_axis_tuser_reg <= input_{{p}}_axis_tuser;
{%- endfor %} {%- endfor %}
{%- for p in range(n) %} {%- for p in range(n) %}
@ -172,7 +198,10 @@ always @(posedge clk) begin
{%- for q in range(m) %} {%- for q in range(m) %}
{{w}}'d{{q}}: begin {{w}}'d{{q}}: begin
output_{{p}}_axis_tdata_reg <= input_{{q}}_axis_tdata_reg; output_{{p}}_axis_tdata_reg <= input_{{q}}_axis_tdata_reg;
output_{{p}}_axis_tkeep_reg <= input_{{q}}_axis_tkeep_reg;
output_{{p}}_axis_tlast_reg <= input_{{q}}_axis_tlast_reg; output_{{p}}_axis_tlast_reg <= input_{{q}}_axis_tlast_reg;
output_{{p}}_axis_tid_reg <= input_{{q}}_axis_tid_reg;
output_{{p}}_axis_tdest_reg <= input_{{q}}_axis_tdest_reg;
output_{{p}}_axis_tuser_reg <= input_{{q}}_axis_tuser_reg; output_{{p}}_axis_tuser_reg <= input_{{q}}_axis_tuser_reg;
end end
{%- endfor %} {%- endfor %}
@ -183,14 +212,14 @@ end
endmodule endmodule
""") """)
output_file.write(t.render( output_file.write(t.render(
m=m, m=m,
n=n, n=n,
w=select_width, w=select_width,
name=name name=name
)) ))
print("Done") print("Done")
if __name__ == "__main__": if __name__ == "__main__":

224
rtl/axis_crosspoint_4x4.v
View File

@ -31,57 +31,90 @@ THE SOFTWARE.
*/ */
module axis_crosspoint_4x4 # module axis_crosspoint_4x4 #
( (
parameter DATA_WIDTH = 8 parameter DATA_WIDTH = 8,
parameter KEEP_ENABLE = (DATA_WIDTH>8),
parameter KEEP_WIDTH = (DATA_WIDTH/8),
parameter LAST_ENABLE = 1,
parameter ID_ENABLE = 0,
parameter ID_WIDTH = 8,
parameter DEST_ENABLE = 0,
parameter DEST_WIDTH = 8,
parameter USER_ENABLE = 1,
parameter USER_WIDTH = 1
) )
( (
input wire clk, input wire clk,
input wire rst, input wire rst,
/* /*
* AXI Stream inputs * AXI Stream inputs
*/ */
input wire [DATA_WIDTH-1:0] input_0_axis_tdata, input wire [DATA_WIDTH-1:0] input_0_axis_tdata,
input wire [KEEP_WIDTH-1:0] input_0_axis_tkeep,
input wire input_0_axis_tvalid, input wire input_0_axis_tvalid,
input wire input_0_axis_tlast, input wire input_0_axis_tlast,
input wire input_0_axis_tuser, input wire [ID_WIDTH-1:0] input_0_axis_tid,
input wire [DEST_WIDTH-1:0] input_0_axis_tdest,
input wire [USER_WIDTH-1:0] input_0_axis_tuser,
input wire [DATA_WIDTH-1:0] input_1_axis_tdata, input wire [DATA_WIDTH-1:0] input_1_axis_tdata,
input wire [KEEP_WIDTH-1:0] input_1_axis_tkeep,
input wire input_1_axis_tvalid, input wire input_1_axis_tvalid,
input wire input_1_axis_tlast, input wire input_1_axis_tlast,
input wire input_1_axis_tuser, input wire [ID_WIDTH-1:0] input_1_axis_tid,
input wire [DEST_WIDTH-1:0] input_1_axis_tdest,
input wire [USER_WIDTH-1:0] input_1_axis_tuser,
input wire [DATA_WIDTH-1:0] input_2_axis_tdata, input wire [DATA_WIDTH-1:0] input_2_axis_tdata,
input wire [KEEP_WIDTH-1:0] input_2_axis_tkeep,
input wire input_2_axis_tvalid, input wire input_2_axis_tvalid,
input wire input_2_axis_tlast, input wire input_2_axis_tlast,
input wire input_2_axis_tuser, input wire [ID_WIDTH-1:0] input_2_axis_tid,
input wire [DEST_WIDTH-1:0] input_2_axis_tdest,
input wire [USER_WIDTH-1:0] input_2_axis_tuser,
input wire [DATA_WIDTH-1:0] input_3_axis_tdata, input wire [DATA_WIDTH-1:0] input_3_axis_tdata,
input wire [KEEP_WIDTH-1:0] input_3_axis_tkeep,
input wire input_3_axis_tvalid, input wire input_3_axis_tvalid,
input wire input_3_axis_tlast, input wire input_3_axis_tlast,
input wire input_3_axis_tuser, input wire [ID_WIDTH-1:0] input_3_axis_tid,
input wire [DEST_WIDTH-1:0] input_3_axis_tdest,
input wire [USER_WIDTH-1:0] input_3_axis_tuser,
/* /*
* AXI Stream outputs * AXI Stream outputs
*/ */
output wire [DATA_WIDTH-1:0] output_0_axis_tdata, output wire [DATA_WIDTH-1:0] output_0_axis_tdata,
output wire [KEEP_WIDTH-1:0] output_0_axis_tkeep,
output wire output_0_axis_tvalid, output wire output_0_axis_tvalid,
output wire output_0_axis_tlast, output wire output_0_axis_tlast,
output wire output_0_axis_tuser, output wire [ID_WIDTH-1:0] output_0_axis_tid,
output wire [DEST_WIDTH-1:0] output_0_axis_tdest,
output wire [USER_WIDTH-1:0] output_0_axis_tuser,
output wire [DATA_WIDTH-1:0] output_1_axis_tdata, output wire [DATA_WIDTH-1:0] output_1_axis_tdata,
output wire [KEEP_WIDTH-1:0] output_1_axis_tkeep,
output wire output_1_axis_tvalid, output wire output_1_axis_tvalid,
output wire output_1_axis_tlast, output wire output_1_axis_tlast,
output wire output_1_axis_tuser, output wire [ID_WIDTH-1:0] output_1_axis_tid,
output wire [DEST_WIDTH-1:0] output_1_axis_tdest,
output wire [USER_WIDTH-1:0] output_1_axis_tuser,
output wire [DATA_WIDTH-1:0] output_2_axis_tdata, output wire [DATA_WIDTH-1:0] output_2_axis_tdata,
output wire [KEEP_WIDTH-1:0] output_2_axis_tkeep,
output wire output_2_axis_tvalid, output wire output_2_axis_tvalid,
output wire output_2_axis_tlast, output wire output_2_axis_tlast,
output wire output_2_axis_tuser, output wire [ID_WIDTH-1:0] output_2_axis_tid,
output wire [DEST_WIDTH-1:0] output_2_axis_tdest,
output wire [USER_WIDTH-1:0] output_2_axis_tuser,
output wire [DATA_WIDTH-1:0] output_3_axis_tdata, output wire [DATA_WIDTH-1:0] output_3_axis_tdata,
output wire [KEEP_WIDTH-1:0] output_3_axis_tkeep,
output wire output_3_axis_tvalid, output wire output_3_axis_tvalid,
output wire output_3_axis_tlast, output wire output_3_axis_tlast,
output wire output_3_axis_tuser, output wire [ID_WIDTH-1:0] output_3_axis_tid,
output wire [DEST_WIDTH-1:0] output_3_axis_tdest,
output wire [USER_WIDTH-1:0] output_3_axis_tuser,
/* /*
* Control * Control
@ -92,71 +125,106 @@ module axis_crosspoint_4x4 #
input wire [1:0] output_3_select input wire [1:0] output_3_select
); );
reg [DATA_WIDTH-1:0] input_0_axis_tdata_reg = {DATA_WIDTH{1'b0}}; reg [DATA_WIDTH-1:0] input_0_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] input_0_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg input_0_axis_tvalid_reg = 1'b0; reg input_0_axis_tvalid_reg = 1'b0;
reg input_0_axis_tlast_reg = 1'b0; reg input_0_axis_tlast_reg = 1'b0;
reg input_0_axis_tuser_reg = 1'b0; reg [ID_WIDTH-1:0] input_0_axis_tid_reg = {ID_WIDTH{1'b0}};
reg [DEST_WIDTH-1:0] input_0_axis_tdest_reg = {DEST_WIDTH{1'b0}};
reg [USER_WIDTH-1:0] input_0_axis_tuser_reg = {USER_WIDTH{1'b0}};
reg [DATA_WIDTH-1:0] input_1_axis_tdata_reg = {DATA_WIDTH{1'b0}}; reg [DATA_WIDTH-1:0] input_1_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] input_1_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg input_1_axis_tvalid_reg = 1'b0; reg input_1_axis_tvalid_reg = 1'b0;
reg input_1_axis_tlast_reg = 1'b0; reg input_1_axis_tlast_reg = 1'b0;
reg input_1_axis_tuser_reg = 1'b0; reg [ID_WIDTH-1:0] input_1_axis_tid_reg = {ID_WIDTH{1'b0}};
reg [DEST_WIDTH-1:0] input_1_axis_tdest_reg = {DEST_WIDTH{1'b0}};
reg [USER_WIDTH-1:0] input_1_axis_tuser_reg = {USER_WIDTH{1'b0}};
reg [DATA_WIDTH-1:0] input_2_axis_tdata_reg = {DATA_WIDTH{1'b0}}; reg [DATA_WIDTH-1:0] input_2_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] input_2_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg input_2_axis_tvalid_reg = 1'b0; reg input_2_axis_tvalid_reg = 1'b0;
reg input_2_axis_tlast_reg = 1'b0; reg input_2_axis_tlast_reg = 1'b0;
reg input_2_axis_tuser_reg = 1'b0; reg [ID_WIDTH-1:0] input_2_axis_tid_reg = {ID_WIDTH{1'b0}};
reg [DEST_WIDTH-1:0] input_2_axis_tdest_reg = {DEST_WIDTH{1'b0}};
reg [USER_WIDTH-1:0] input_2_axis_tuser_reg = {USER_WIDTH{1'b0}};
reg [DATA_WIDTH-1:0] input_3_axis_tdata_reg = {DATA_WIDTH{1'b0}}; reg [DATA_WIDTH-1:0] input_3_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] input_3_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg input_3_axis_tvalid_reg = 1'b0; reg input_3_axis_tvalid_reg = 1'b0;
reg input_3_axis_tlast_reg = 1'b0; reg input_3_axis_tlast_reg = 1'b0;
reg input_3_axis_tuser_reg = 1'b0; reg [ID_WIDTH-1:0] input_3_axis_tid_reg = {ID_WIDTH{1'b0}};
reg [DEST_WIDTH-1:0] input_3_axis_tdest_reg = {DEST_WIDTH{1'b0}};
reg [USER_WIDTH-1:0] input_3_axis_tuser_reg = {USER_WIDTH{1'b0}};
reg [DATA_WIDTH-1:0] output_0_axis_tdata_reg = {DATA_WIDTH{1'b0}}; reg [DATA_WIDTH-1:0] output_0_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] output_0_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg output_0_axis_tvalid_reg = 1'b0; reg output_0_axis_tvalid_reg = 1'b0;
reg output_0_axis_tlast_reg = 1'b0; reg output_0_axis_tlast_reg = 1'b0;
reg output_0_axis_tuser_reg = 1'b0; reg [ID_WIDTH-1:0] output_0_axis_tid_reg = {ID_WIDTH{1'b0}};
reg [DEST_WIDTH-1:0] output_0_axis_tdest_reg = {DEST_WIDTH{1'b0}};
reg [USER_WIDTH-1:0] output_0_axis_tuser_reg = {USER_WIDTH{1'b0}};
reg [DATA_WIDTH-1:0] output_1_axis_tdata_reg = {DATA_WIDTH{1'b0}}; reg [DATA_WIDTH-1:0] output_1_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] output_1_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg output_1_axis_tvalid_reg = 1'b0; reg output_1_axis_tvalid_reg = 1'b0;
reg output_1_axis_tlast_reg = 1'b0; reg output_1_axis_tlast_reg = 1'b0;
reg output_1_axis_tuser_reg = 1'b0; reg [ID_WIDTH-1:0] output_1_axis_tid_reg = {ID_WIDTH{1'b0}};
reg [DEST_WIDTH-1:0] output_1_axis_tdest_reg = {DEST_WIDTH{1'b0}};
reg [USER_WIDTH-1:0] output_1_axis_tuser_reg = {USER_WIDTH{1'b0}};
reg [DATA_WIDTH-1:0] output_2_axis_tdata_reg = {DATA_WIDTH{1'b0}}; reg [DATA_WIDTH-1:0] output_2_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] output_2_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg output_2_axis_tvalid_reg = 1'b0; reg output_2_axis_tvalid_reg = 1'b0;
reg output_2_axis_tlast_reg = 1'b0; reg output_2_axis_tlast_reg = 1'b0;
reg output_2_axis_tuser_reg = 1'b0; reg [ID_WIDTH-1:0] output_2_axis_tid_reg = {ID_WIDTH{1'b0}};
reg [DEST_WIDTH-1:0] output_2_axis_tdest_reg = {DEST_WIDTH{1'b0}};
reg [USER_WIDTH-1:0] output_2_axis_tuser_reg = {USER_WIDTH{1'b0}};
reg [DATA_WIDTH-1:0] output_3_axis_tdata_reg = {DATA_WIDTH{1'b0}}; reg [DATA_WIDTH-1:0] output_3_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] output_3_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg output_3_axis_tvalid_reg = 1'b0; reg output_3_axis_tvalid_reg = 1'b0;
reg output_3_axis_tlast_reg = 1'b0; reg output_3_axis_tlast_reg = 1'b0;
reg output_3_axis_tuser_reg = 1'b0; reg [ID_WIDTH-1:0] output_3_axis_tid_reg = {ID_WIDTH{1'b0}};
reg [DEST_WIDTH-1:0] output_3_axis_tdest_reg = {DEST_WIDTH{1'b0}};
reg [USER_WIDTH-1:0] output_3_axis_tuser_reg = {USER_WIDTH{1'b0}};
reg [1:0] output_0_select_reg = 2'd0; reg [1:0] output_0_select_reg = 2'd0;
reg [1:0] output_1_select_reg = 2'd0; reg [1:0] output_1_select_reg = 2'd0;
reg [1:0] output_2_select_reg = 2'd0; reg [1:0] output_2_select_reg = 2'd0;
reg [1:0] output_3_select_reg = 2'd0; reg [1:0] output_3_select_reg = 2'd0;
assign output_0_axis_tdata = output_0_axis_tdata_reg; assign output_0_axis_tdata = output_0_axis_tdata_reg;
assign output_0_axis_tkeep = KEEP_ENABLE ? output_0_axis_tkeep_reg : {KEEP_WIDTH{1'b1}};
assign output_0_axis_tvalid = output_0_axis_tvalid_reg; assign output_0_axis_tvalid = output_0_axis_tvalid_reg;
assign output_0_axis_tlast = output_0_axis_tlast_reg; assign output_0_axis_tlast = LAST_ENABLE ? output_0_axis_tlast_reg : 1'b1;
assign output_0_axis_tuser = output_0_axis_tuser_reg; assign output_0_axis_tid = ID_ENABLE ? output_0_axis_tid_reg : {ID_WIDTH{1'b0}};
assign output_0_axis_tdest = DEST_ENABLE ? output_0_axis_tdest_reg : {DEST_WIDTH{1'b0}};
assign output_0_axis_tuser = USER_ENABLE ? output_0_axis_tuser_reg : {USER_WIDTH{1'b0}};
assign output_1_axis_tdata = output_1_axis_tdata_reg; assign output_1_axis_tdata = output_1_axis_tdata_reg;
assign output_1_axis_tkeep = KEEP_ENABLE ? output_1_axis_tkeep_reg : {KEEP_WIDTH{1'b1}};
assign output_1_axis_tvalid = output_1_axis_tvalid_reg; assign output_1_axis_tvalid = output_1_axis_tvalid_reg;
assign output_1_axis_tlast = output_1_axis_tlast_reg; assign output_1_axis_tlast = LAST_ENABLE ? output_1_axis_tlast_reg : 1'b1;
assign output_1_axis_tuser = output_1_axis_tuser_reg; assign output_1_axis_tid = ID_ENABLE ? output_1_axis_tid_reg : {ID_WIDTH{1'b0}};
assign output_1_axis_tdest = DEST_ENABLE ? output_1_axis_tdest_reg : {DEST_WIDTH{1'b0}};
assign output_1_axis_tuser = USER_ENABLE ? output_1_axis_tuser_reg : {USER_WIDTH{1'b0}};
assign output_2_axis_tdata = output_2_axis_tdata_reg; assign output_2_axis_tdata = output_2_axis_tdata_reg;
assign output_2_axis_tkeep = KEEP_ENABLE ? output_2_axis_tkeep_reg : {KEEP_WIDTH{1'b1}};
assign output_2_axis_tvalid = output_2_axis_tvalid_reg; assign output_2_axis_tvalid = output_2_axis_tvalid_reg;
assign output_2_axis_tlast = output_2_axis_tlast_reg; assign output_2_axis_tlast = LAST_ENABLE ? output_2_axis_tlast_reg : 1'b1;
assign output_2_axis_tuser = output_2_axis_tuser_reg; assign output_2_axis_tid = ID_ENABLE ? output_2_axis_tid_reg : {ID_WIDTH{1'b0}};
assign output_2_axis_tdest = DEST_ENABLE ? output_2_axis_tdest_reg : {DEST_WIDTH{1'b0}};
assign output_2_axis_tuser = USER_ENABLE ? output_2_axis_tuser_reg : {USER_WIDTH{1'b0}};
assign output_3_axis_tdata = output_3_axis_tdata_reg; assign output_3_axis_tdata = output_3_axis_tdata_reg;
assign output_3_axis_tkeep = KEEP_ENABLE ? output_3_axis_tkeep_reg : {KEEP_WIDTH{1'b1}};
assign output_3_axis_tvalid = output_3_axis_tvalid_reg; assign output_3_axis_tvalid = output_3_axis_tvalid_reg;
assign output_3_axis_tlast = output_3_axis_tlast_reg; assign output_3_axis_tlast = LAST_ENABLE ? output_3_axis_tlast_reg : 1'b1;
assign output_3_axis_tuser = output_3_axis_tuser_reg; assign output_3_axis_tid = ID_ENABLE ? output_3_axis_tid_reg : {ID_WIDTH{1'b0}};
assign output_3_axis_tdest = DEST_ENABLE ? output_3_axis_tdest_reg : {DEST_WIDTH{1'b0}};
assign output_3_axis_tuser = USER_ENABLE ? output_3_axis_tuser_reg : {USER_WIDTH{1'b0}};
always @(posedge clk) begin always @(posedge clk) begin
if (rst) begin if (rst) begin
@ -215,40 +283,64 @@ always @(posedge clk) begin
end end
input_0_axis_tdata_reg <= input_0_axis_tdata; input_0_axis_tdata_reg <= input_0_axis_tdata;
input_0_axis_tkeep_reg <= input_0_axis_tkeep;
input_0_axis_tlast_reg <= input_0_axis_tlast; input_0_axis_tlast_reg <= input_0_axis_tlast;
input_0_axis_tid_reg <= input_0_axis_tid;
input_0_axis_tdest_reg <= input_0_axis_tdest;
input_0_axis_tuser_reg <= input_0_axis_tuser; input_0_axis_tuser_reg <= input_0_axis_tuser;
input_1_axis_tdata_reg <= input_1_axis_tdata; input_1_axis_tdata_reg <= input_1_axis_tdata;
input_1_axis_tkeep_reg <= input_1_axis_tkeep;
input_1_axis_tlast_reg <= input_1_axis_tlast; input_1_axis_tlast_reg <= input_1_axis_tlast;
input_1_axis_tid_reg <= input_1_axis_tid;
input_1_axis_tdest_reg <= input_1_axis_tdest;
input_1_axis_tuser_reg <= input_1_axis_tuser; input_1_axis_tuser_reg <= input_1_axis_tuser;
input_2_axis_tdata_reg <= input_2_axis_tdata; input_2_axis_tdata_reg <= input_2_axis_tdata;
input_2_axis_tkeep_reg <= input_2_axis_tkeep;
input_2_axis_tlast_reg <= input_2_axis_tlast; input_2_axis_tlast_reg <= input_2_axis_tlast;
input_2_axis_tid_reg <= input_2_axis_tid;
input_2_axis_tdest_reg <= input_2_axis_tdest;
input_2_axis_tuser_reg <= input_2_axis_tuser; input_2_axis_tuser_reg <= input_2_axis_tuser;
input_3_axis_tdata_reg <= input_3_axis_tdata; input_3_axis_tdata_reg <= input_3_axis_tdata;
input_3_axis_tkeep_reg <= input_3_axis_tkeep;
input_3_axis_tlast_reg <= input_3_axis_tlast; input_3_axis_tlast_reg <= input_3_axis_tlast;
input_3_axis_tid_reg <= input_3_axis_tid;
input_3_axis_tdest_reg <= input_3_axis_tdest;
input_3_axis_tuser_reg <= input_3_axis_tuser; input_3_axis_tuser_reg <= input_3_axis_tuser;
case (output_0_select_reg) case (output_0_select_reg)
2'd0: begin 2'd0: begin
output_0_axis_tdata_reg <= input_0_axis_tdata_reg; output_0_axis_tdata_reg <= input_0_axis_tdata_reg;
output_0_axis_tkeep_reg <= input_0_axis_tkeep_reg;
output_0_axis_tlast_reg <= input_0_axis_tlast_reg; output_0_axis_tlast_reg <= input_0_axis_tlast_reg;
output_0_axis_tid_reg <= input_0_axis_tid_reg;
output_0_axis_tdest_reg <= input_0_axis_tdest_reg;
output_0_axis_tuser_reg <= input_0_axis_tuser_reg; output_0_axis_tuser_reg <= input_0_axis_tuser_reg;
end end
2'd1: begin 2'd1: begin
output_0_axis_tdata_reg <= input_1_axis_tdata_reg; output_0_axis_tdata_reg <= input_1_axis_tdata_reg;
output_0_axis_tkeep_reg <= input_1_axis_tkeep_reg;
output_0_axis_tlast_reg <= input_1_axis_tlast_reg; output_0_axis_tlast_reg <= input_1_axis_tlast_reg;
output_0_axis_tid_reg <= input_1_axis_tid_reg;
output_0_axis_tdest_reg <= input_1_axis_tdest_reg;
output_0_axis_tuser_reg <= input_1_axis_tuser_reg; output_0_axis_tuser_reg <= input_1_axis_tuser_reg;
end end
2'd2: begin 2'd2: begin
output_0_axis_tdata_reg <= input_2_axis_tdata_reg; output_0_axis_tdata_reg <= input_2_axis_tdata_reg;
output_0_axis_tkeep_reg <= input_2_axis_tkeep_reg;
output_0_axis_tlast_reg <= input_2_axis_tlast_reg; output_0_axis_tlast_reg <= input_2_axis_tlast_reg;
output_0_axis_tid_reg <= input_2_axis_tid_reg;
output_0_axis_tdest_reg <= input_2_axis_tdest_reg;
output_0_axis_tuser_reg <= input_2_axis_tuser_reg; output_0_axis_tuser_reg <= input_2_axis_tuser_reg;
end end
2'd3: begin 2'd3: begin
output_0_axis_tdata_reg <= input_3_axis_tdata_reg; output_0_axis_tdata_reg <= input_3_axis_tdata_reg;
output_0_axis_tkeep_reg <= input_3_axis_tkeep_reg;
output_0_axis_tlast_reg <= input_3_axis_tlast_reg; output_0_axis_tlast_reg <= input_3_axis_tlast_reg;
output_0_axis_tid_reg <= input_3_axis_tid_reg;
output_0_axis_tdest_reg <= input_3_axis_tdest_reg;
output_0_axis_tuser_reg <= input_3_axis_tuser_reg; output_0_axis_tuser_reg <= input_3_axis_tuser_reg;
end end
endcase endcase
@ -256,22 +348,34 @@ always @(posedge clk) begin
case (output_1_select_reg) case (output_1_select_reg)
2'd0: begin 2'd0: begin
output_1_axis_tdata_reg <= input_0_axis_tdata_reg; output_1_axis_tdata_reg <= input_0_axis_tdata_reg;
output_1_axis_tkeep_reg <= input_0_axis_tkeep_reg;
output_1_axis_tlast_reg <= input_0_axis_tlast_reg; output_1_axis_tlast_reg <= input_0_axis_tlast_reg;
output_1_axis_tid_reg <= input_0_axis_tid_reg;
output_1_axis_tdest_reg <= input_0_axis_tdest_reg;
output_1_axis_tuser_reg <= input_0_axis_tuser_reg; output_1_axis_tuser_reg <= input_0_axis_tuser_reg;
end end
2'd1: begin 2'd1: begin
output_1_axis_tdata_reg <= input_1_axis_tdata_reg; output_1_axis_tdata_reg <= input_1_axis_tdata_reg;
output_1_axis_tkeep_reg <= input_1_axis_tkeep_reg;
output_1_axis_tlast_reg <= input_1_axis_tlast_reg; output_1_axis_tlast_reg <= input_1_axis_tlast_reg;
output_1_axis_tid_reg <= input_1_axis_tid_reg;
output_1_axis_tdest_reg <= input_1_axis_tdest_reg;
output_1_axis_tuser_reg <= input_1_axis_tuser_reg; output_1_axis_tuser_reg <= input_1_axis_tuser_reg;
end end
2'd2: begin 2'd2: begin
output_1_axis_tdata_reg <= input_2_axis_tdata_reg; output_1_axis_tdata_reg <= input_2_axis_tdata_reg;
output_1_axis_tkeep_reg <= input_2_axis_tkeep_reg;
output_1_axis_tlast_reg <= input_2_axis_tlast_reg; output_1_axis_tlast_reg <= input_2_axis_tlast_reg;
output_1_axis_tid_reg <= input_2_axis_tid_reg;
output_1_axis_tdest_reg <= input_2_axis_tdest_reg;
output_1_axis_tuser_reg <= input_2_axis_tuser_reg; output_1_axis_tuser_reg <= input_2_axis_tuser_reg;
end end
2'd3: begin 2'd3: begin
output_1_axis_tdata_reg <= input_3_axis_tdata_reg; output_1_axis_tdata_reg <= input_3_axis_tdata_reg;
output_1_axis_tkeep_reg <= input_3_axis_tkeep_reg;
output_1_axis_tlast_reg <= input_3_axis_tlast_reg; output_1_axis_tlast_reg <= input_3_axis_tlast_reg;
output_1_axis_tid_reg <= input_3_axis_tid_reg;
output_1_axis_tdest_reg <= input_3_axis_tdest_reg;
output_1_axis_tuser_reg <= input_3_axis_tuser_reg; output_1_axis_tuser_reg <= input_3_axis_tuser_reg;
end end
endcase endcase
@ -279,22 +383,34 @@ always @(posedge clk) begin
case (output_2_select_reg) case (output_2_select_reg)
2'd0: begin 2'd0: begin
output_2_axis_tdata_reg <= input_0_axis_tdata_reg; output_2_axis_tdata_reg <= input_0_axis_tdata_reg;
output_2_axis_tkeep_reg <= input_0_axis_tkeep_reg;
output_2_axis_tlast_reg <= input_0_axis_tlast_reg; output_2_axis_tlast_reg <= input_0_axis_tlast_reg;
output_2_axis_tid_reg <= input_0_axis_tid_reg;
output_2_axis_tdest_reg <= input_0_axis_tdest_reg;
output_2_axis_tuser_reg <= input_0_axis_tuser_reg; output_2_axis_tuser_reg <= input_0_axis_tuser_reg;
end end
2'd1: begin 2'd1: begin
output_2_axis_tdata_reg <= input_1_axis_tdata_reg; output_2_axis_tdata_reg <= input_1_axis_tdata_reg;
output_2_axis_tkeep_reg <= input_1_axis_tkeep_reg;
output_2_axis_tlast_reg <= input_1_axis_tlast_reg; output_2_axis_tlast_reg <= input_1_axis_tlast_reg;
output_2_axis_tid_reg <= input_1_axis_tid_reg;
output_2_axis_tdest_reg <= input_1_axis_tdest_reg;
output_2_axis_tuser_reg <= input_1_axis_tuser_reg; output_2_axis_tuser_reg <= input_1_axis_tuser_reg;
end end
2'd2: begin 2'd2: begin
output_2_axis_tdata_reg <= input_2_axis_tdata_reg; output_2_axis_tdata_reg <= input_2_axis_tdata_reg;
output_2_axis_tkeep_reg <= input_2_axis_tkeep_reg;
output_2_axis_tlast_reg <= input_2_axis_tlast_reg; output_2_axis_tlast_reg <= input_2_axis_tlast_reg;
output_2_axis_tid_reg <= input_2_axis_tid_reg;
output_2_axis_tdest_reg <= input_2_axis_tdest_reg;
output_2_axis_tuser_reg <= input_2_axis_tuser_reg; output_2_axis_tuser_reg <= input_2_axis_tuser_reg;
end end
2'd3: begin 2'd3: begin
output_2_axis_tdata_reg <= input_3_axis_tdata_reg; output_2_axis_tdata_reg <= input_3_axis_tdata_reg;
output_2_axis_tkeep_reg <= input_3_axis_tkeep_reg;
output_2_axis_tlast_reg <= input_3_axis_tlast_reg; output_2_axis_tlast_reg <= input_3_axis_tlast_reg;
output_2_axis_tid_reg <= input_3_axis_tid_reg;
output_2_axis_tdest_reg <= input_3_axis_tdest_reg;
output_2_axis_tuser_reg <= input_3_axis_tuser_reg; output_2_axis_tuser_reg <= input_3_axis_tuser_reg;
end end
endcase endcase
@ -302,22 +418,34 @@ always @(posedge clk) begin
case (output_3_select_reg) case (output_3_select_reg)
2'd0: begin 2'd0: begin
output_3_axis_tdata_reg <= input_0_axis_tdata_reg; output_3_axis_tdata_reg <= input_0_axis_tdata_reg;
output_3_axis_tkeep_reg <= input_0_axis_tkeep_reg;
output_3_axis_tlast_reg <= input_0_axis_tlast_reg; output_3_axis_tlast_reg <= input_0_axis_tlast_reg;
output_3_axis_tid_reg <= input_0_axis_tid_reg;
output_3_axis_tdest_reg <= input_0_axis_tdest_reg;
output_3_axis_tuser_reg <= input_0_axis_tuser_reg; output_3_axis_tuser_reg <= input_0_axis_tuser_reg;
end end
2'd1: begin 2'd1: begin
output_3_axis_tdata_reg <= input_1_axis_tdata_reg; output_3_axis_tdata_reg <= input_1_axis_tdata_reg;
output_3_axis_tkeep_reg <= input_1_axis_tkeep_reg;
output_3_axis_tlast_reg <= input_1_axis_tlast_reg; output_3_axis_tlast_reg <= input_1_axis_tlast_reg;
output_3_axis_tid_reg <= input_1_axis_tid_reg;
output_3_axis_tdest_reg <= input_1_axis_tdest_reg;
output_3_axis_tuser_reg <= input_1_axis_tuser_reg; output_3_axis_tuser_reg <= input_1_axis_tuser_reg;
end end
2'd2: begin 2'd2: begin
output_3_axis_tdata_reg <= input_2_axis_tdata_reg; output_3_axis_tdata_reg <= input_2_axis_tdata_reg;
output_3_axis_tkeep_reg <= input_2_axis_tkeep_reg;
output_3_axis_tlast_reg <= input_2_axis_tlast_reg; output_3_axis_tlast_reg <= input_2_axis_tlast_reg;
output_3_axis_tid_reg <= input_2_axis_tid_reg;
output_3_axis_tdest_reg <= input_2_axis_tdest_reg;
output_3_axis_tuser_reg <= input_2_axis_tuser_reg; output_3_axis_tuser_reg <= input_2_axis_tuser_reg;
end end
2'd3: begin 2'd3: begin
output_3_axis_tdata_reg <= input_3_axis_tdata_reg; output_3_axis_tdata_reg <= input_3_axis_tdata_reg;
output_3_axis_tkeep_reg <= input_3_axis_tkeep_reg;
output_3_axis_tlast_reg <= input_3_axis_tlast_reg; output_3_axis_tlast_reg <= input_3_axis_tlast_reg;
output_3_axis_tid_reg <= input_3_axis_tid_reg;
output_3_axis_tdest_reg <= input_3_axis_tdest_reg;
output_3_axis_tuser_reg <= input_3_axis_tuser_reg; output_3_axis_tuser_reg <= input_3_axis_tuser_reg;
end end
endcase endcase

206
rtl/axis_crosspoint_64.py
View File

@ -1,206 +0,0 @@
#!/usr/bin/env python
"""
Generates an AXI Stream crosspoint switch with the specified number of ports
"""
from __future__ import print_function
import argparse
import math
from jinja2 import Template
def main():
parser = argparse.ArgumentParser(description=__doc__.strip())
parser.add_argument('-p', '--ports', type=int, default=[4], nargs='+', help="number of ports")
parser.add_argument('-n', '--name', type=str, help="module name")
parser.add_argument('-o', '--output', type=str, help="output file name")
args = parser.parse_args()
try:
generate(**args.__dict__)
except IOError as ex:
print(ex)
exit(1)
def generate(ports=4, name=None, output=None):
if type(ports) is int:
m = n = ports
elif len(ports) == 1:
m = n = ports[0]
else:
m, n = ports
if name is None:
name = "axis_crosspoint_64_{0}x{1}".format(m, n)
if output is None:
output = name + ".v"
print("Opening file '{0}'...".format(output))
output_file = open(output, 'w')
print("Generating {0}x{1} port AXI Stream crosspoint {2}...".format(m, n, name))
select_width = int(math.ceil(math.log(m, 2)))
t = Template(u"""/*
Copyright (c) 2014-2017 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
/*
* AXI4-Stream {{m}}x{{n}} crosspoint (64 bit datapath)
*/
module {{name}} #
(
parameter DATA_WIDTH = 64,
parameter KEEP_WIDTH = (DATA_WIDTH/8)
)
(
input wire clk,
input wire rst,
/*
* AXI Stream inputs
*/
{%- for p in range(m) %}
input wire [DATA_WIDTH-1:0] input_{{p}}_axis_tdata,
input wire [KEEP_WIDTH-1:0] input_{{p}}_axis_tkeep,
input wire input_{{p}}_axis_tvalid,
input wire input_{{p}}_axis_tlast,
input wire input_{{p}}_axis_tuser,
{% endfor %}
/*
* AXI Stream outputs
*/
{%- for p in range(n) %}
output wire [DATA_WIDTH-1:0] output_{{p}}_axis_tdata,
output wire [KEEP_WIDTH-1:0] output_{{p}}_axis_tkeep,
output wire output_{{p}}_axis_tvalid,
output wire output_{{p}}_axis_tlast,
output wire output_{{p}}_axis_tuser,
{% endfor %}
/*
* Control
*/
{%- for p in range(n) %}
input wire [{{w-1}}:0] output_{{p}}_select{% if not loop.last %},{% endif %}
{%- endfor %}
);
{% for p in range(m) %}
reg [DATA_WIDTH-1:0] input_{{p}}_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] input_{{p}}_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg input_{{p}}_axis_tvalid_reg = 1'b0;
reg input_{{p}}_axis_tlast_reg = 1'b0;
reg input_{{p}}_axis_tuser_reg = 1'b0;
{% endfor %}
{%- for p in range(n) %}
reg [DATA_WIDTH-1:0] output_{{p}}_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] output_{{p}}_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg output_{{p}}_axis_tvalid_reg = 1'b0;
reg output_{{p}}_axis_tlast_reg = 1'b0;
reg output_{{p}}_axis_tuser_reg = 1'b0;
{% endfor %}
{%- for p in range(n) %}
reg [{{w-1}}:0] output_{{p}}_select_reg = {{w}}'d0;
{%- endfor %}
{% for p in range(n) %}
assign output_{{p}}_axis_tdata = output_{{p}}_axis_tdata_reg;
assign output_{{p}}_axis_tkeep = output_{{p}}_axis_tkeep_reg;
assign output_{{p}}_axis_tvalid = output_{{p}}_axis_tvalid_reg;
assign output_{{p}}_axis_tlast = output_{{p}}_axis_tlast_reg;
assign output_{{p}}_axis_tuser = output_{{p}}_axis_tuser_reg;
{% endfor %}
always @(posedge clk) begin
if (rst) begin
{%- for p in range(n) %}
output_{{p}}_select_reg <= {{w}}'d0;
{%- endfor %}
{% for p in range(m) %}
input_{{p}}_axis_tvalid_reg <= 1'b0;
{%- endfor %}
{% for p in range(n) %}
output_{{p}}_axis_tvalid_reg <= 1'b0;
{%- endfor %}
end else begin
{%- for p in range(m) %}
input_{{p}}_axis_tvalid_reg <= input_{{p}}_axis_tvalid;
{%- endfor %}
{% for p in range(n) %}
output_{{p}}_select_reg <= output_{{p}}_select;
{%- endfor %}
{%- for p in range(n) %}
case (output_{{p}}_select_reg)
{%- for q in range(m) %}
{{w}}'d{{q}}: output_{{p}}_axis_tvalid_reg <= input_{{q}}_axis_tvalid_reg;
{%- endfor %}
endcase
{%- endfor %}
end
{%- for p in range(m) %}
input_{{p}}_axis_tdata_reg <= input_{{p}}_axis_tdata;
input_{{p}}_axis_tkeep_reg <= input_{{p}}_axis_tkeep;
input_{{p}}_axis_tlast_reg <= input_{{p}}_axis_tlast;
input_{{p}}_axis_tuser_reg <= input_{{p}}_axis_tuser;
{%- endfor %}
{%- for p in range(n) %}
case (output_{{p}}_select_reg)
{%- for q in range(m) %}
{{w}}'d{{q}}: begin
output_{{p}}_axis_tdata_reg <= input_{{q}}_axis_tdata_reg;
output_{{p}}_axis_tkeep_reg <= input_{{q}}_axis_tkeep_reg;
output_{{p}}_axis_tlast_reg <= input_{{q}}_axis_tlast_reg;
output_{{p}}_axis_tuser_reg <= input_{{q}}_axis_tuser_reg;
end
{%- endfor %}
endcase
{%- endfor %}
end
endmodule
""")
output_file.write(t.render(
m=m,
n=n,
w=select_width,
name=name
))
print("Done")
if __name__ == "__main__":
main()

367
rtl/axis_crosspoint_64_4x4.v
View File

@ -1,367 +0,0 @@
/*
Copyright (c) 2014-2017 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
/*
* AXI4-Stream 4x4 crosspoint (64 bit datapath)
*/
module axis_crosspoint_64_4x4 #
(
parameter DATA_WIDTH = 64,
parameter KEEP_WIDTH = (DATA_WIDTH/8)
)
(
input wire clk,
input wire rst,
/*
* AXI Stream inputs
*/
input wire [DATA_WIDTH-1:0] input_0_axis_tdata,
input wire [KEEP_WIDTH-1:0] input_0_axis_tkeep,
input wire input_0_axis_tvalid,
input wire input_0_axis_tlast,
input wire input_0_axis_tuser,
input wire [DATA_WIDTH-1:0] input_1_axis_tdata,
input wire [KEEP_WIDTH-1:0] input_1_axis_tkeep,
input wire input_1_axis_tvalid,
input wire input_1_axis_tlast,
input wire input_1_axis_tuser,
input wire [DATA_WIDTH-1:0] input_2_axis_tdata,
input wire [KEEP_WIDTH-1:0] input_2_axis_tkeep,
input wire input_2_axis_tvalid,
input wire input_2_axis_tlast,
input wire input_2_axis_tuser,
input wire [DATA_WIDTH-1:0] input_3_axis_tdata,
input wire [KEEP_WIDTH-1:0] input_3_axis_tkeep,
input wire input_3_axis_tvalid,
input wire input_3_axis_tlast,
input wire input_3_axis_tuser,
/*
* AXI Stream outputs
*/
output wire [DATA_WIDTH-1:0] output_0_axis_tdata,
output wire [KEEP_WIDTH-1:0] output_0_axis_tkeep,
output wire output_0_axis_tvalid,
output wire output_0_axis_tlast,
output wire output_0_axis_tuser,
output wire [DATA_WIDTH-1:0] output_1_axis_tdata,
output wire [KEEP_WIDTH-1:0] output_1_axis_tkeep,
output wire output_1_axis_tvalid,
output wire output_1_axis_tlast,
output wire output_1_axis_tuser,
output wire [DATA_WIDTH-1:0] output_2_axis_tdata,
output wire [KEEP_WIDTH-1:0] output_2_axis_tkeep,
output wire output_2_axis_tvalid,
output wire output_2_axis_tlast,
output wire output_2_axis_tuser,
output wire [DATA_WIDTH-1:0] output_3_axis_tdata,
output wire [KEEP_WIDTH-1:0] output_3_axis_tkeep,
output wire output_3_axis_tvalid,
output wire output_3_axis_tlast,
output wire output_3_axis_tuser,
/*
* Control
*/
input wire [1:0] output_0_select,
input wire [1:0] output_1_select,
input wire [1:0] output_2_select,
input wire [1:0] output_3_select
);
reg [DATA_WIDTH-1:0] input_0_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] input_0_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg input_0_axis_tvalid_reg = 1'b0;
reg input_0_axis_tlast_reg = 1'b0;
reg input_0_axis_tuser_reg = 1'b0;
reg [DATA_WIDTH-1:0] input_1_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] input_1_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg input_1_axis_tvalid_reg = 1'b0;
reg input_1_axis_tlast_reg = 1'b0;
reg input_1_axis_tuser_reg = 1'b0;
reg [DATA_WIDTH-1:0] input_2_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] input_2_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg input_2_axis_tvalid_reg = 1'b0;
reg input_2_axis_tlast_reg = 1'b0;
reg input_2_axis_tuser_reg = 1'b0;
reg [DATA_WIDTH-1:0] input_3_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] input_3_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg input_3_axis_tvalid_reg = 1'b0;
reg input_3_axis_tlast_reg = 1'b0;
reg input_3_axis_tuser_reg = 1'b0;
reg [DATA_WIDTH-1:0] output_0_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] output_0_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg output_0_axis_tvalid_reg = 1'b0;
reg output_0_axis_tlast_reg = 1'b0;
reg output_0_axis_tuser_reg = 1'b0;
reg [DATA_WIDTH-1:0] output_1_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] output_1_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg output_1_axis_tvalid_reg = 1'b0;
reg output_1_axis_tlast_reg = 1'b0;
reg output_1_axis_tuser_reg = 1'b0;
reg [DATA_WIDTH-1:0] output_2_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] output_2_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg output_2_axis_tvalid_reg = 1'b0;
reg output_2_axis_tlast_reg = 1'b0;
reg output_2_axis_tuser_reg = 1'b0;
reg [DATA_WIDTH-1:0] output_3_axis_tdata_reg = {DATA_WIDTH{1'b0}};
reg [KEEP_WIDTH-1:0] output_3_axis_tkeep_reg = {KEEP_WIDTH{1'b0}};
reg output_3_axis_tvalid_reg = 1'b0;
reg output_3_axis_tlast_reg = 1'b0;
reg output_3_axis_tuser_reg = 1'b0;
reg [1:0] output_0_select_reg = 2'd0;
reg [1:0] output_1_select_reg = 2'd0;
reg [1:0] output_2_select_reg = 2'd0;
reg [1:0] output_3_select_reg = 2'd0;
assign output_0_axis_tdata = output_0_axis_tdata_reg;
assign output_0_axis_tkeep = output_0_axis_tkeep_reg;
assign output_0_axis_tvalid = output_0_axis_tvalid_reg;
assign output_0_axis_tlast = output_0_axis_tlast_reg;
assign output_0_axis_tuser = output_0_axis_tuser_reg;
assign output_1_axis_tdata = output_1_axis_tdata_reg;
assign output_1_axis_tkeep = output_1_axis_tkeep_reg;
assign output_1_axis_tvalid = output_1_axis_tvalid_reg;
assign output_1_axis_tlast = output_1_axis_tlast_reg;
assign output_1_axis_tuser = output_1_axis_tuser_reg;
assign output_2_axis_tdata = output_2_axis_tdata_reg;
assign output_2_axis_tkeep = output_2_axis_tkeep_reg;
assign output_2_axis_tvalid = output_2_axis_tvalid_reg;
assign output_2_axis_tlast = output_2_axis_tlast_reg;
assign output_2_axis_tuser = output_2_axis_tuser_reg;
assign output_3_axis_tdata = output_3_axis_tdata_reg;
assign output_3_axis_tkeep = output_3_axis_tkeep_reg;
assign output_3_axis_tvalid = output_3_axis_tvalid_reg;
assign output_3_axis_tlast = output_3_axis_tlast_reg;
assign output_3_axis_tuser = output_3_axis_tuser_reg;
always @(posedge clk) begin
if (rst) begin
output_0_select_reg <= 2'd0;
output_1_select_reg <= 2'd0;
output_2_select_reg <= 2'd0;
output_3_select_reg <= 2'd0;
input_0_axis_tvalid_reg <= 1'b0;
input_1_axis_tvalid_reg <= 1'b0;
input_2_axis_tvalid_reg <= 1'b0;
input_3_axis_tvalid_reg <= 1'b0;
output_0_axis_tvalid_reg <= 1'b0;
output_1_axis_tvalid_reg <= 1'b0;
output_2_axis_tvalid_reg <= 1'b0;
output_3_axis_tvalid_reg <= 1'b0;
end else begin
input_0_axis_tvalid_reg <= input_0_axis_tvalid;
input_1_axis_tvalid_reg <= input_1_axis_tvalid;
input_2_axis_tvalid_reg <= input_2_axis_tvalid;
input_3_axis_tvalid_reg <= input_3_axis_tvalid;
output_0_select_reg <= output_0_select;
output_1_select_reg <= output_1_select;
output_2_select_reg <= output_2_select;
output_3_select_reg <= output_3_select;
case (output_0_select_reg)
2'd0: output_0_axis_tvalid_reg <= input_0_axis_tvalid_reg;
2'd1: output_0_axis_tvalid_reg <= input_1_axis_tvalid_reg;
2'd2: output_0_axis_tvalid_reg <= input_2_axis_tvalid_reg;
2'd3: output_0_axis_tvalid_reg <= input_3_axis_tvalid_reg;
endcase
case (output_1_select_reg)
2'd0: output_1_axis_tvalid_reg <= input_0_axis_tvalid_reg;
2'd1: output_1_axis_tvalid_reg <= input_1_axis_tvalid_reg;
2'd2: output_1_axis_tvalid_reg <= input_2_axis_tvalid_reg;
2'd3: output_1_axis_tvalid_reg <= input_3_axis_tvalid_reg;
endcase
case (output_2_select_reg)
2'd0: output_2_axis_tvalid_reg <= input_0_axis_tvalid_reg;
2'd1: output_2_axis_tvalid_reg <= input_1_axis_tvalid_reg;
2'd2: output_2_axis_tvalid_reg <= input_2_axis_tvalid_reg;
2'd3: output_2_axis_tvalid_reg <= input_3_axis_tvalid_reg;
endcase
case (output_3_select_reg)
2'd0: output_3_axis_tvalid_reg <= input_0_axis_tvalid_reg;
2'd1: output_3_axis_tvalid_reg <= input_1_axis_tvalid_reg;
2'd2: output_3_axis_tvalid_reg <= input_2_axis_tvalid_reg;
2'd3: output_3_axis_tvalid_reg <= input_3_axis_tvalid_reg;
endcase
end
input_0_axis_tdata_reg <= input_0_axis_tdata;
input_0_axis_tkeep_reg <= input_0_axis_tkeep;
input_0_axis_tlast_reg <= input_0_axis_tlast;
input_0_axis_tuser_reg <= input_0_axis_tuser;
input_1_axis_tdata_reg <= input_1_axis_tdata;
input_1_axis_tkeep_reg <= input_1_axis_tkeep;
input_1_axis_tlast_reg <= input_1_axis_tlast;
input_1_axis_tuser_reg <= input_1_axis_tuser;
input_2_axis_tdata_reg <= input_2_axis_tdata;
input_2_axis_tkeep_reg <= input_2_axis_tkeep;
input_2_axis_tlast_reg <= input_2_axis_tlast;
input_2_axis_tuser_reg <= input_2_axis_tuser;
input_3_axis_tdata_reg <= input_3_axis_tdata;
input_3_axis_tkeep_reg <= input_3_axis_tkeep;
input_3_axis_tlast_reg <= input_3_axis_tlast;
input_3_axis_tuser_reg <= input_3_axis_tuser;
case (output_0_select_reg)
2'd0: begin
output_0_axis_tdata_reg <= input_0_axis_tdata_reg;
output_0_axis_tkeep_reg <= input_0_axis_tkeep_reg;
output_0_axis_tlast_reg <= input_0_axis_tlast_reg;
output_0_axis_tuser_reg <= input_0_axis_tuser_reg;
end
2'd1: begin
output_0_axis_tdata_reg <= input_1_axis_tdata_reg;
output_0_axis_tkeep_reg <= input_1_axis_tkeep_reg;
output_0_axis_tlast_reg <= input_1_axis_tlast_reg;
output_0_axis_tuser_reg <= input_1_axis_tuser_reg;
end
2'd2: begin
output_0_axis_tdata_reg <= input_2_axis_tdata_reg;
output_0_axis_tkeep_reg <= input_2_axis_tkeep_reg;
output_0_axis_tlast_reg <= input_2_axis_tlast_reg;
output_0_axis_tuser_reg <= input_2_axis_tuser_reg;
end
2'd3: begin
output_0_axis_tdata_reg <= input_3_axis_tdata_reg;
output_0_axis_tkeep_reg <= input_3_axis_tkeep_reg;
output_0_axis_tlast_reg <= input_3_axis_tlast_reg;
output_0_axis_tuser_reg <= input_3_axis_tuser_reg;
end
endcase
case (output_1_select_reg)
2'd0: begin
output_1_axis_tdata_reg <= input_0_axis_tdata_reg;
output_1_axis_tkeep_reg <= input_0_axis_tkeep_reg;
output_1_axis_tlast_reg <= input_0_axis_tlast_reg;
output_1_axis_tuser_reg <= input_0_axis_tuser_reg;
end
2'd1: begin
output_1_axis_tdata_reg <= input_1_axis_tdata_reg;
output_1_axis_tkeep_reg <= input_1_axis_tkeep_reg;
output_1_axis_tlast_reg <= input_1_axis_tlast_reg;
output_1_axis_tuser_reg <= input_1_axis_tuser_reg;
end
2'd2: begin
output_1_axis_tdata_reg <= input_2_axis_tdata_reg;
output_1_axis_tkeep_reg <= input_2_axis_tkeep_reg;
output_1_axis_tlast_reg <= input_2_axis_tlast_reg;
output_1_axis_tuser_reg <= input_2_axis_tuser_reg;
end
2'd3: begin
output_1_axis_tdata_reg <= input_3_axis_tdata_reg;
output_1_axis_tkeep_reg <= input_3_axis_tkeep_reg;
output_1_axis_tlast_reg <= input_3_axis_tlast_reg;
output_1_axis_tuser_reg <= input_3_axis_tuser_reg;
end
endcase
case (output_2_select_reg)
2'd0: begin
output_2_axis_tdata_reg <= input_0_axis_tdata_reg;
output_2_axis_tkeep_reg <= input_0_axis_tkeep_reg;
output_2_axis_tlast_reg <= input_0_axis_tlast_reg;
output_2_axis_tuser_reg <= input_0_axis_tuser_reg;
end
2'd1: begin
output_2_axis_tdata_reg <= input_1_axis_tdata_reg;
output_2_axis_tkeep_reg <= input_1_axis_tkeep_reg;
output_2_axis_tlast_reg <= input_1_axis_tlast_reg;
output_2_axis_tuser_reg <= input_1_axis_tuser_reg;
end
2'd2: begin
output_2_axis_tdata_reg <= input_2_axis_tdata_reg;
output_2_axis_tkeep_reg <= input_2_axis_tkeep_reg;
output_2_axis_tlast_reg <= input_2_axis_tlast_reg;
output_2_axis_tuser_reg <= input_2_axis_tuser_reg;
end
2'd3: begin
output_2_axis_tdata_reg <= input_3_axis_tdata_reg;
output_2_axis_tkeep_reg <= input_3_axis_tkeep_reg;
output_2_axis_tlast_reg <= input_3_axis_tlast_reg;
output_2_axis_tuser_reg <= input_3_axis_tuser_reg;
end
endcase
case (output_3_select_reg)
2'd0: begin
output_3_axis_tdata_reg <= input_0_axis_tdata_reg;
output_3_axis_tkeep_reg <= input_0_axis_tkeep_reg;
output_3_axis_tlast_reg <= input_0_axis_tlast_reg;
output_3_axis_tuser_reg <= input_0_axis_tuser_reg;
end
2'd1: begin
output_3_axis_tdata_reg <= input_1_axis_tdata_reg;
output_3_axis_tkeep_reg <= input_1_axis_tkeep_reg;
output_3_axis_tlast_reg <= input_1_axis_tlast_reg;
output_3_axis_tuser_reg <= input_1_axis_tuser_reg;
end
2'd2: begin
output_3_axis_tdata_reg <= input_2_axis_tdata_reg;
output_3_axis_tkeep_reg <= input_2_axis_tkeep_reg;
output_3_axis_tlast_reg <= input_2_axis_tlast_reg;
output_3_axis_tuser_reg <= input_2_axis_tuser_reg;
end
2'd3: begin
output_3_axis_tdata_reg <= input_3_axis_tdata_reg;
output_3_axis_tkeep_reg <= input_3_axis_tkeep_reg;
output_3_axis_tlast_reg <= input_3_axis_tlast_reg;
output_3_axis_tuser_reg <= input_3_axis_tuser_reg;
end
endcase
end
endmodule

115
tb/test_axis_crosspoint_4x4.py
View File

@ -44,6 +44,15 @@ def bench():
# Parameters # Parameters
DATA_WIDTH = 8 DATA_WIDTH = 8
KEEP_ENABLE = (DATA_WIDTH>8)
KEEP_WIDTH = (DATA_WIDTH/8)
LAST_ENABLE = 1
ID_ENABLE = 1
ID_WIDTH = 8
DEST_ENABLE = 1
DEST_WIDTH = 8
USER_ENABLE = 1
USER_WIDTH = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -51,21 +60,33 @@ def bench():
current_test = Signal(intbv(0)[8:]) current_test = Signal(intbv(0)[8:])
input_0_axis_tdata = Signal(intbv(0)[DATA_WIDTH:]) input_0_axis_tdata = Signal(intbv(0)[DATA_WIDTH:])
input_0_axis_tkeep = Signal(intbv(1)[KEEP_WIDTH:])
input_0_axis_tvalid = Signal(bool(0)) input_0_axis_tvalid = Signal(bool(0))
input_0_axis_tlast = Signal(bool(0)) input_0_axis_tlast = Signal(bool(0))
input_0_axis_tuser = Signal(bool(0)) input_0_axis_tid = Signal(intbv(0)[ID_WIDTH:])
input_0_axis_tdest = Signal(intbv(0)[DEST_WIDTH:])
input_0_axis_tuser = Signal(intbv(0)[USER_WIDTH:])
input_1_axis_tdata = Signal(intbv(0)[DATA_WIDTH:]) input_1_axis_tdata = Signal(intbv(0)[DATA_WIDTH:])
input_1_axis_tkeep = Signal(intbv(1)[KEEP_WIDTH:])
input_1_axis_tvalid = Signal(bool(0)) input_1_axis_tvalid = Signal(bool(0))
input_1_axis_tlast = Signal(bool(0)) input_1_axis_tlast = Signal(bool(0))
input_1_axis_tuser = Signal(bool(0)) input_1_axis_tid = Signal(intbv(0)[ID_WIDTH:])
input_1_axis_tdest = Signal(intbv(0)[DEST_WIDTH:])
input_1_axis_tuser = Signal(intbv(0)[USER_WIDTH:])
input_2_axis_tdata = Signal(intbv(0)[DATA_WIDTH:]) input_2_axis_tdata = Signal(intbv(0)[DATA_WIDTH:])
input_2_axis_tkeep = Signal(intbv(1)[KEEP_WIDTH:])
input_2_axis_tvalid = Signal(bool(0)) input_2_axis_tvalid = Signal(bool(0))
input_2_axis_tlast = Signal(bool(0)) input_2_axis_tlast = Signal(bool(0))
input_2_axis_tuser = Signal(bool(0)) input_2_axis_tid = Signal(intbv(0)[ID_WIDTH:])
input_2_axis_tdest = Signal(intbv(0)[DEST_WIDTH:])
input_2_axis_tuser = Signal(intbv(0)[USER_WIDTH:])
input_3_axis_tdata = Signal(intbv(0)[DATA_WIDTH:]) input_3_axis_tdata = Signal(intbv(0)[DATA_WIDTH:])
input_3_axis_tkeep = Signal(intbv(1)[KEEP_WIDTH:])
input_3_axis_tvalid = Signal(bool(0)) input_3_axis_tvalid = Signal(bool(0))
input_3_axis_tlast = Signal(bool(0)) input_3_axis_tlast = Signal(bool(0))
input_3_axis_tuser = Signal(bool(0)) input_3_axis_tid = Signal(intbv(0)[ID_WIDTH:])
input_3_axis_tdest = Signal(intbv(0)[DEST_WIDTH:])
input_3_axis_tuser = Signal(intbv(0)[USER_WIDTH:])
output_0_select = Signal(intbv(0)[2:]) output_0_select = Signal(intbv(0)[2:])
output_1_select = Signal(intbv(0)[2:]) output_1_select = Signal(intbv(0)[2:])
@ -74,21 +95,33 @@ def bench():
# Outputs # Outputs
output_0_axis_tdata = Signal(intbv(0)[DATA_WIDTH:]) output_0_axis_tdata = Signal(intbv(0)[DATA_WIDTH:])
output_0_axis_tkeep = Signal(intbv(1)[KEEP_WIDTH:])
output_0_axis_tvalid = Signal(bool(0)) output_0_axis_tvalid = Signal(bool(0))
output_0_axis_tlast = Signal(bool(0)) output_0_axis_tlast = Signal(bool(0))
output_0_axis_tuser = Signal(bool(0)) output_0_axis_tid = Signal(intbv(0)[ID_WIDTH:])
output_0_axis_tdest = Signal(intbv(0)[DEST_WIDTH:])
output_0_axis_tuser = Signal(intbv(0)[USER_WIDTH:])
output_1_axis_tdata = Signal(intbv(0)[DATA_WIDTH:]) output_1_axis_tdata = Signal(intbv(0)[DATA_WIDTH:])
output_1_axis_tkeep = Signal(intbv(1)[KEEP_WIDTH:])
output_1_axis_tvalid = Signal(bool(0)) output_1_axis_tvalid = Signal(bool(0))
output_1_axis_tlast = Signal(bool(0)) output_1_axis_tlast = Signal(bool(0))
output_1_axis_tuser = Signal(bool(0)) output_1_axis_tid = Signal(intbv(0)[ID_WIDTH:])
output_1_axis_tdest = Signal(intbv(0)[DEST_WIDTH:])
output_1_axis_tuser = Signal(intbv(0)[USER_WIDTH:])
output_2_axis_tdata = Signal(intbv(0)[DATA_WIDTH:]) output_2_axis_tdata = Signal(intbv(0)[DATA_WIDTH:])
output_2_axis_tkeep = Signal(intbv(1)[KEEP_WIDTH:])
output_2_axis_tvalid = Signal(bool(0)) output_2_axis_tvalid = Signal(bool(0))
output_2_axis_tlast = Signal(bool(0)) output_2_axis_tlast = Signal(bool(0))
output_2_axis_tuser = Signal(bool(0)) output_2_axis_tid = Signal(intbv(0)[ID_WIDTH:])
output_2_axis_tdest = Signal(intbv(0)[DEST_WIDTH:])
output_2_axis_tuser = Signal(intbv(0)[USER_WIDTH:])
output_3_axis_tdata = Signal(intbv(0)[DATA_WIDTH:]) output_3_axis_tdata = Signal(intbv(0)[DATA_WIDTH:])
output_3_axis_tkeep = Signal(intbv(1)[KEEP_WIDTH:])
output_3_axis_tvalid = Signal(bool(0)) output_3_axis_tvalid = Signal(bool(0))
output_3_axis_tlast = Signal(bool(0)) output_3_axis_tlast = Signal(bool(0))
output_3_axis_tuser = Signal(bool(0)) output_3_axis_tid = Signal(intbv(0)[ID_WIDTH:])
output_3_axis_tdest = Signal(intbv(0)[DEST_WIDTH:])
output_3_axis_tuser = Signal(intbv(0)[USER_WIDTH:])
# sources and sinks # sources and sinks
source_0_pause = Signal(bool(0)) source_0_pause = Signal(bool(0))
@ -106,8 +139,11 @@ def bench():
clk, clk,
rst, rst,
tdata=input_0_axis_tdata, tdata=input_0_axis_tdata,
tkeep=input_0_axis_tkeep,
tvalid=input_0_axis_tvalid, tvalid=input_0_axis_tvalid,
tlast=input_0_axis_tlast, tlast=input_0_axis_tlast,
tid=input_0_axis_tid,
tdest=input_0_axis_tdest,
tuser=input_0_axis_tuser, tuser=input_0_axis_tuser,
pause=source_0_pause, pause=source_0_pause,
name='source_0' name='source_0'
@ -119,8 +155,11 @@ def bench():
clk, clk,
rst, rst,
tdata=input_1_axis_tdata, tdata=input_1_axis_tdata,
tkeep=input_1_axis_tkeep,
tvalid=input_1_axis_tvalid, tvalid=input_1_axis_tvalid,
tlast=input_1_axis_tlast, tlast=input_1_axis_tlast,
tid=input_1_axis_tid,
tdest=input_1_axis_tdest,
tuser=input_1_axis_tuser, tuser=input_1_axis_tuser,
pause=source_1_pause, pause=source_1_pause,
name='source_1' name='source_1'
@ -132,8 +171,11 @@ def bench():
clk, clk,
rst, rst,
tdata=input_2_axis_tdata, tdata=input_2_axis_tdata,
tkeep=input_2_axis_tkeep,
tvalid=input_2_axis_tvalid, tvalid=input_2_axis_tvalid,
tlast=input_2_axis_tlast, tlast=input_2_axis_tlast,
tid=input_2_axis_tid,
tdest=input_2_axis_tdest,
tuser=input_2_axis_tuser, tuser=input_2_axis_tuser,
pause=source_2_pause, pause=source_2_pause,
name='source_2' name='source_2'
@ -145,8 +187,11 @@ def bench():
clk, clk,
rst, rst,
tdata=input_3_axis_tdata, tdata=input_3_axis_tdata,
tkeep=input_3_axis_tkeep,
tvalid=input_3_axis_tvalid, tvalid=input_3_axis_tvalid,
tlast=input_3_axis_tlast, tlast=input_3_axis_tlast,
tid=input_3_axis_tid,
tdest=input_3_axis_tdest,
tuser=input_3_axis_tuser, tuser=input_3_axis_tuser,
pause=source_3_pause, pause=source_3_pause,
name='source_3' name='source_3'
@ -158,8 +203,11 @@ def bench():
clk, clk,
rst, rst,
tdata=output_0_axis_tdata, tdata=output_0_axis_tdata,
tkeep=output_0_axis_tkeep,
tvalid=output_0_axis_tvalid, tvalid=output_0_axis_tvalid,
tlast=output_0_axis_tlast, tlast=output_0_axis_tlast,
tid=output_0_axis_tid,
tdest=output_0_axis_tdest,
tuser=output_0_axis_tuser, tuser=output_0_axis_tuser,
pause=sink_0_pause, pause=sink_0_pause,
name='sink_0' name='sink_0'
@ -171,8 +219,11 @@ def bench():
clk, clk,
rst, rst,
tdata=output_1_axis_tdata, tdata=output_1_axis_tdata,
tkeep=output_1_axis_tkeep,
tvalid=output_1_axis_tvalid, tvalid=output_1_axis_tvalid,
tlast=output_1_axis_tlast, tlast=output_1_axis_tlast,
tid=output_1_axis_tid,
tdest=output_1_axis_tdest,
tuser=output_1_axis_tuser, tuser=output_1_axis_tuser,
pause=sink_1_pause, pause=sink_1_pause,
name='sink_1' name='sink_1'
@ -184,8 +235,11 @@ def bench():
clk, clk,
rst, rst,
tdata=output_2_axis_tdata, tdata=output_2_axis_tdata,
tkeep=output_2_axis_tkeep,
tvalid=output_2_axis_tvalid, tvalid=output_2_axis_tvalid,
tlast=output_2_axis_tlast, tlast=output_2_axis_tlast,
tid=output_2_axis_tid,
tdest=output_2_axis_tdest,
tuser=output_2_axis_tuser, tuser=output_2_axis_tuser,
pause=sink_2_pause, pause=sink_2_pause,
name='sink_2' name='sink_2'
@ -197,8 +251,11 @@ def bench():
clk, clk,
rst, rst,
tdata=output_3_axis_tdata, tdata=output_3_axis_tdata,
tkeep=output_3_axis_tkeep,
tvalid=output_3_axis_tvalid, tvalid=output_3_axis_tvalid,
tlast=output_3_axis_tlast, tlast=output_3_axis_tlast,
tid=output_3_axis_tid,
tdest=output_3_axis_tdest,
tuser=output_3_axis_tuser, tuser=output_3_axis_tuser,
pause=sink_3_pause, pause=sink_3_pause,
name='sink_3' name='sink_3'
@ -215,37 +272,61 @@ def bench():
current_test=current_test, current_test=current_test,
input_0_axis_tdata=input_0_axis_tdata, input_0_axis_tdata=input_0_axis_tdata,
input_0_axis_tkeep=input_0_axis_tkeep,
input_0_axis_tvalid=input_0_axis_tvalid, input_0_axis_tvalid=input_0_axis_tvalid,
input_0_axis_tlast=input_0_axis_tlast, input_0_axis_tlast=input_0_axis_tlast,
input_0_axis_tid=input_0_axis_tid,
input_0_axis_tdest=input_0_axis_tdest,
input_0_axis_tuser=input_0_axis_tuser, input_0_axis_tuser=input_0_axis_tuser,
input_1_axis_tdata=input_1_axis_tdata, input_1_axis_tdata=input_1_axis_tdata,
input_1_axis_tkeep=input_1_axis_tkeep,
input_1_axis_tvalid=input_1_axis_tvalid, input_1_axis_tvalid=input_1_axis_tvalid,
input_1_axis_tlast=input_1_axis_tlast, input_1_axis_tlast=input_1_axis_tlast,
input_1_axis_tid=input_1_axis_tid,
input_1_axis_tdest=input_1_axis_tdest,
input_1_axis_tuser=input_1_axis_tuser, input_1_axis_tuser=input_1_axis_tuser,
input_2_axis_tdata=input_2_axis_tdata, input_2_axis_tdata=input_2_axis_tdata,
input_2_axis_tkeep=input_2_axis_tkeep,
input_2_axis_tvalid=input_2_axis_tvalid, input_2_axis_tvalid=input_2_axis_tvalid,
input_2_axis_tlast=input_2_axis_tlast, input_2_axis_tlast=input_2_axis_tlast,
input_2_axis_tid=input_2_axis_tid,
input_2_axis_tdest=input_2_axis_tdest,
input_2_axis_tuser=input_2_axis_tuser, input_2_axis_tuser=input_2_axis_tuser,
input_3_axis_tdata=input_3_axis_tdata, input_3_axis_tdata=input_3_axis_tdata,
input_3_axis_tkeep=input_3_axis_tkeep,
input_3_axis_tvalid=input_3_axis_tvalid, input_3_axis_tvalid=input_3_axis_tvalid,
input_3_axis_tlast=input_3_axis_tlast, input_3_axis_tlast=input_3_axis_tlast,
input_3_axis_tid=input_3_axis_tid,
input_3_axis_tdest=input_3_axis_tdest,
input_3_axis_tuser=input_3_axis_tuser, input_3_axis_tuser=input_3_axis_tuser,
output_0_axis_tdata=output_0_axis_tdata, output_0_axis_tdata=output_0_axis_tdata,
output_0_axis_tkeep=output_0_axis_tkeep,
output_0_axis_tvalid=output_0_axis_tvalid, output_0_axis_tvalid=output_0_axis_tvalid,
output_0_axis_tlast=output_0_axis_tlast, output_0_axis_tlast=output_0_axis_tlast,
output_0_axis_tid=output_0_axis_tid,
output_0_axis_tdest=output_0_axis_tdest,
output_0_axis_tuser=output_0_axis_tuser, output_0_axis_tuser=output_0_axis_tuser,
output_1_axis_tdata=output_1_axis_tdata, output_1_axis_tdata=output_1_axis_tdata,
output_1_axis_tkeep=output_1_axis_tkeep,
output_1_axis_tvalid=output_1_axis_tvalid, output_1_axis_tvalid=output_1_axis_tvalid,
output_1_axis_tlast=output_1_axis_tlast, output_1_axis_tlast=output_1_axis_tlast,
output_1_axis_tid=output_1_axis_tid,
output_1_axis_tdest=output_1_axis_tdest,
output_1_axis_tuser=output_1_axis_tuser, output_1_axis_tuser=output_1_axis_tuser,
output_2_axis_tdata=output_2_axis_tdata, output_2_axis_tdata=output_2_axis_tdata,
output_2_axis_tkeep=output_2_axis_tkeep,
output_2_axis_tvalid=output_2_axis_tvalid, output_2_axis_tvalid=output_2_axis_tvalid,
output_2_axis_tlast=output_2_axis_tlast, output_2_axis_tlast=output_2_axis_tlast,
output_2_axis_tid=output_2_axis_tid,
output_2_axis_tdest=output_2_axis_tdest,
output_2_axis_tuser=output_2_axis_tuser, output_2_axis_tuser=output_2_axis_tuser,
output_3_axis_tdata=output_3_axis_tdata, output_3_axis_tdata=output_3_axis_tdata,
output_3_axis_tkeep=output_3_axis_tkeep,
output_3_axis_tvalid=output_3_axis_tvalid, output_3_axis_tvalid=output_3_axis_tvalid,
output_3_axis_tlast=output_3_axis_tlast, output_3_axis_tlast=output_3_axis_tlast,
output_3_axis_tid=output_3_axis_tid,
output_3_axis_tdest=output_3_axis_tdest,
output_3_axis_tuser=output_3_axis_tuser, output_3_axis_tuser=output_3_axis_tuser,
output_0_select=output_0_select, output_0_select=output_0_select,
@ -280,10 +361,10 @@ def bench():
output_2_select.next = 2 output_2_select.next = 2
output_3_select.next = 3 output_3_select.next = 3
test_frame0 = axis_ep.AXIStreamFrame(b'\x01\x00\x00\xFF\x01\x02\x03\x04') test_frame0 = axis_ep.AXIStreamFrame(b'\x01\x00\x00\xFF\x01\x02\x03\x04', id=0, dest=0)
test_frame1 = axis_ep.AXIStreamFrame(b'\x01\x01\x01\xFF\x01\x02\x03\x04') test_frame1 = axis_ep.AXIStreamFrame(b'\x01\x01\x01\xFF\x01\x02\x03\x04', id=1, dest=1)
test_frame2 = axis_ep.AXIStreamFrame(b'\x01\x02\x02\xFF\x01\x02\x03\x04') test_frame2 = axis_ep.AXIStreamFrame(b'\x01\x02\x02\xFF\x01\x02\x03\x04', id=2, dest=2)
test_frame3 = axis_ep.AXIStreamFrame(b'\x01\x03\x03\xFF\x01\x02\x03\x04') test_frame3 = axis_ep.AXIStreamFrame(b'\x01\x03\x03\xFF\x01\x02\x03\x04', id=3, dest=3)
source_0.send(test_frame0) source_0.send(test_frame0)
source_1.send(test_frame1) source_1.send(test_frame1)
source_2.send(test_frame2) source_2.send(test_frame2)
@ -322,10 +403,10 @@ def bench():
output_2_select.next = 1 output_2_select.next = 1
output_3_select.next = 0 output_3_select.next = 0
test_frame0 = axis_ep.AXIStreamFrame(b'\x02\x00\x03\xFF\x01\x02\x03\x04') test_frame0 = axis_ep.AXIStreamFrame(b'\x02\x00\x03\xFF\x01\x02\x03\x04', id=0, dest=3)
test_frame1 = axis_ep.AXIStreamFrame(b'\x02\x01\x02\xFF\x01\x02\x03\x04') test_frame1 = axis_ep.AXIStreamFrame(b'\x02\x01\x02\xFF\x01\x02\x03\x04', id=1, dest=2)
test_frame2 = axis_ep.AXIStreamFrame(b'\x02\x02\x01\xFF\x01\x02\x03\x04') test_frame2 = axis_ep.AXIStreamFrame(b'\x02\x02\x01\xFF\x01\x02\x03\x04', id=2, dest=1)
test_frame3 = axis_ep.AXIStreamFrame(b'\x02\x03\x00\xFF\x01\x02\x03\x04') test_frame3 = axis_ep.AXIStreamFrame(b'\x02\x03\x00\xFF\x01\x02\x03\x04', id=3, dest=0)
source_0.send(test_frame0) source_0.send(test_frame0)
source_1.send(test_frame1) source_1.send(test_frame1)
source_2.send(test_frame2) source_2.send(test_frame2)
@ -364,7 +445,7 @@ def bench():
output_2_select.next = 0 output_2_select.next = 0
output_3_select.next = 0 output_3_select.next = 0
test_frame0 = axis_ep.AXIStreamFrame(b'\x03\x00\xFF\xFF\x01\x02\x03\x04') test_frame0 = axis_ep.AXIStreamFrame(b'\x03\x00\xFF\xFF\x01\x02\x03\x04', id=0, dest=0)
source_0.send(test_frame0) source_0.send(test_frame0)
yield clk.posedge yield clk.posedge

108
tb/test_axis_crosspoint_4x4.v
View File

@ -33,6 +33,15 @@ module test_axis_crosspoint_4x4;
// Parameters // Parameters
parameter DATA_WIDTH = 8; 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 // Inputs
reg clk = 0; reg clk = 0;
@ -40,21 +49,33 @@ reg rst = 0;
reg [7:0] current_test = 0; reg [7:0] current_test = 0;
reg [DATA_WIDTH-1:0] input_0_axis_tdata = 0; reg [DATA_WIDTH-1:0] input_0_axis_tdata = 0;
reg [KEEP_WIDTH-1:0] input_0_axis_tkeep = 0;
reg input_0_axis_tvalid = 0; reg input_0_axis_tvalid = 0;
reg input_0_axis_tlast = 0; reg input_0_axis_tlast = 0;
reg input_0_axis_tuser = 0; reg [ID_WIDTH-1:0] input_0_axis_tid = 0;
reg [DEST_WIDTH-1:0] input_0_axis_tdest = 0;
reg [USER_WIDTH-1:0] input_0_axis_tuser = 0;
reg [DATA_WIDTH-1:0] input_1_axis_tdata = 0; reg [DATA_WIDTH-1:0] input_1_axis_tdata = 0;
reg [KEEP_WIDTH-1:0] input_1_axis_tkeep = 0;
reg input_1_axis_tvalid = 0; reg input_1_axis_tvalid = 0;
reg input_1_axis_tlast = 0; reg input_1_axis_tlast = 0;
reg input_1_axis_tuser = 0; reg [ID_WIDTH-1:0] input_1_axis_tid = 0;
reg [DEST_WIDTH-1:0] input_1_axis_tdest = 0;
reg [USER_WIDTH-1:0] input_1_axis_tuser = 0;
reg [DATA_WIDTH-1:0] input_2_axis_tdata = 0; reg [DATA_WIDTH-1:0] input_2_axis_tdata = 0;
reg [KEEP_WIDTH-1:0] input_2_axis_tkeep = 0;
reg input_2_axis_tvalid = 0; reg input_2_axis_tvalid = 0;
reg input_2_axis_tlast = 0; reg input_2_axis_tlast = 0;
reg input_2_axis_tuser = 0; reg [ID_WIDTH-1:0] input_2_axis_tid = 0;
reg [DEST_WIDTH-1:0] input_2_axis_tdest = 0;
reg [USER_WIDTH-1:0] input_2_axis_tuser = 0;
reg [DATA_WIDTH-1:0] input_3_axis_tdata = 0; reg [DATA_WIDTH-1:0] input_3_axis_tdata = 0;
reg [KEEP_WIDTH-1:0] input_3_axis_tkeep = 0;
reg input_3_axis_tvalid = 0; reg input_3_axis_tvalid = 0;
reg input_3_axis_tlast = 0; reg input_3_axis_tlast = 0;
reg input_3_axis_tuser = 0; reg [ID_WIDTH-1:0] input_3_axis_tid = 0;
reg [DEST_WIDTH-1:0] input_3_axis_tdest = 0;
reg [USER_WIDTH-1:0] input_3_axis_tuser = 0;
reg [1:0] output_0_select = 0; reg [1:0] output_0_select = 0;
reg [1:0] output_1_select = 0; reg [1:0] output_1_select = 0;
@ -63,21 +84,33 @@ reg [1:0] output_3_select = 0;
// Outputs // Outputs
wire [DATA_WIDTH-1:0] output_0_axis_tdata; wire [DATA_WIDTH-1:0] output_0_axis_tdata;
wire [KEEP_WIDTH-1:0] output_0_axis_tkeep;
wire output_0_axis_tvalid; wire output_0_axis_tvalid;
wire output_0_axis_tlast; wire output_0_axis_tlast;
wire output_0_axis_tuser; wire [ID_WIDTH-1:0] output_0_axis_tid;
wire [DEST_WIDTH-1:0] output_0_axis_tdest;
wire [USER_WIDTH-1:0] output_0_axis_tuser;
wire [DATA_WIDTH-1:0] output_1_axis_tdata; wire [DATA_WIDTH-1:0] output_1_axis_tdata;
wire [KEEP_WIDTH-1:0] output_1_axis_tkeep;
wire output_1_axis_tvalid; wire output_1_axis_tvalid;
wire output_1_axis_tlast; wire output_1_axis_tlast;
wire output_1_axis_tuser; wire [ID_WIDTH-1:0] output_1_axis_tid;
wire [DEST_WIDTH-1:0] output_1_axis_tdest;
wire [USER_WIDTH-1:0] output_1_axis_tuser;
wire [DATA_WIDTH-1:0] output_2_axis_tdata; wire [DATA_WIDTH-1:0] output_2_axis_tdata;
wire [KEEP_WIDTH-1:0] output_2_axis_tkeep;
wire output_2_axis_tvalid; wire output_2_axis_tvalid;
wire output_2_axis_tlast; wire output_2_axis_tlast;
wire output_2_axis_tuser; wire [ID_WIDTH-1:0] output_2_axis_tid;
wire [DEST_WIDTH-1:0] output_2_axis_tdest;
wire [USER_WIDTH-1:0] output_2_axis_tuser;
wire [DATA_WIDTH-1:0] output_3_axis_tdata; wire [DATA_WIDTH-1:0] output_3_axis_tdata;
wire [KEEP_WIDTH-1:0] output_3_axis_tkeep;
wire output_3_axis_tvalid; wire output_3_axis_tvalid;
wire output_3_axis_tlast; wire output_3_axis_tlast;
wire output_3_axis_tuser; wire [ID_WIDTH-1:0] output_3_axis_tid;
wire [DEST_WIDTH-1:0] output_3_axis_tdest;
wire [USER_WIDTH-1:0] output_3_axis_tuser;
initial begin initial begin
// myhdl integration // myhdl integration
@ -86,20 +119,32 @@ initial begin
rst, rst,
current_test, current_test,
input_0_axis_tdata, input_0_axis_tdata,
input_0_axis_tkeep,
input_0_axis_tvalid, input_0_axis_tvalid,
input_0_axis_tlast, input_0_axis_tlast,
input_0_axis_tid,
input_0_axis_tdest,
input_0_axis_tuser, input_0_axis_tuser,
input_1_axis_tdata, input_1_axis_tdata,
input_1_axis_tkeep,
input_1_axis_tvalid, input_1_axis_tvalid,
input_1_axis_tlast, input_1_axis_tlast,
input_1_axis_tid,
input_1_axis_tdest,
input_1_axis_tuser, input_1_axis_tuser,
input_2_axis_tdata, input_2_axis_tdata,
input_2_axis_tkeep,
input_2_axis_tvalid, input_2_axis_tvalid,
input_2_axis_tlast, input_2_axis_tlast,
input_2_axis_tid,
input_2_axis_tdest,
input_2_axis_tuser, input_2_axis_tuser,
input_3_axis_tdata, input_3_axis_tdata,
input_3_axis_tkeep,
input_3_axis_tvalid, input_3_axis_tvalid,
input_3_axis_tlast, input_3_axis_tlast,
input_3_axis_tid,
input_3_axis_tdest,
input_3_axis_tuser, input_3_axis_tuser,
output_0_select, output_0_select,
output_1_select, output_1_select,
@ -108,20 +153,32 @@ initial begin
); );
$to_myhdl( $to_myhdl(
output_0_axis_tdata, output_0_axis_tdata,
output_0_axis_tkeep,
output_0_axis_tvalid, output_0_axis_tvalid,
output_0_axis_tlast, output_0_axis_tlast,
output_0_axis_tid,
output_0_axis_tdest,
output_0_axis_tuser, output_0_axis_tuser,
output_1_axis_tdata, output_1_axis_tdata,
output_1_axis_tkeep,
output_1_axis_tvalid, output_1_axis_tvalid,
output_1_axis_tlast, output_1_axis_tlast,
output_1_axis_tid,
output_1_axis_tdest,
output_1_axis_tuser, output_1_axis_tuser,
output_2_axis_tdata, output_2_axis_tdata,
output_2_axis_tkeep,
output_2_axis_tvalid, output_2_axis_tvalid,
output_2_axis_tlast, output_2_axis_tlast,
output_2_axis_tid,
output_2_axis_tdest,
output_2_axis_tuser, output_2_axis_tuser,
output_3_axis_tdata, output_3_axis_tdata,
output_3_axis_tkeep,
output_3_axis_tvalid, output_3_axis_tvalid,
output_3_axis_tlast, output_3_axis_tlast,
output_3_axis_tid,
output_3_axis_tdest,
output_3_axis_tuser output_3_axis_tuser
); );
@ -131,44 +188,77 @@ initial begin
end end
axis_crosspoint_4x4 #( axis_crosspoint_4x4 #(
.DATA_WIDTH(DATA_WIDTH) .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 ( UUT (
.clk(clk), .clk(clk),
.rst(rst), .rst(rst),
// AXI inputs // AXI inputs
.input_0_axis_tdata(input_0_axis_tdata), .input_0_axis_tdata(input_0_axis_tdata),
.input_0_axis_tkeep(input_0_axis_tkeep),
.input_0_axis_tvalid(input_0_axis_tvalid), .input_0_axis_tvalid(input_0_axis_tvalid),
.input_0_axis_tlast(input_0_axis_tlast), .input_0_axis_tlast(input_0_axis_tlast),
.input_0_axis_tid(input_0_axis_tid),
.input_0_axis_tdest(input_0_axis_tdest),
.input_0_axis_tuser(input_0_axis_tuser), .input_0_axis_tuser(input_0_axis_tuser),
.input_1_axis_tdata(input_1_axis_tdata), .input_1_axis_tdata(input_1_axis_tdata),
.input_1_axis_tkeep(input_1_axis_tkeep),
.input_1_axis_tvalid(input_1_axis_tvalid), .input_1_axis_tvalid(input_1_axis_tvalid),
.input_1_axis_tlast(input_1_axis_tlast), .input_1_axis_tlast(input_1_axis_tlast),
.input_1_axis_tid(input_1_axis_tid),
.input_1_axis_tdest(input_1_axis_tdest),
.input_1_axis_tuser(input_1_axis_tuser), .input_1_axis_tuser(input_1_axis_tuser),
.input_2_axis_tdata(input_2_axis_tdata), .input_2_axis_tdata(input_2_axis_tdata),
.input_2_axis_tkeep(input_2_axis_tkeep),
.input_2_axis_tvalid(input_2_axis_tvalid), .input_2_axis_tvalid(input_2_axis_tvalid),
.input_2_axis_tlast(input_2_axis_tlast), .input_2_axis_tlast(input_2_axis_tlast),
.input_2_axis_tid(input_2_axis_tid),
.input_2_axis_tdest(input_2_axis_tdest),
.input_2_axis_tuser(input_2_axis_tuser), .input_2_axis_tuser(input_2_axis_tuser),
.input_3_axis_tdata(input_3_axis_tdata), .input_3_axis_tdata(input_3_axis_tdata),
.input_3_axis_tkeep(input_3_axis_tkeep),
.input_3_axis_tvalid(input_3_axis_tvalid), .input_3_axis_tvalid(input_3_axis_tvalid),
.input_3_axis_tlast(input_3_axis_tlast), .input_3_axis_tlast(input_3_axis_tlast),
.input_3_axis_tid(input_3_axis_tid),
.input_3_axis_tdest(input_3_axis_tdest),
.input_3_axis_tuser(input_3_axis_tuser), .input_3_axis_tuser(input_3_axis_tuser),
// AXI outputs // AXI outputs
.output_0_axis_tdata(output_0_axis_tdata), .output_0_axis_tdata(output_0_axis_tdata),
.output_0_axis_tkeep(output_0_axis_tkeep),
.output_0_axis_tvalid(output_0_axis_tvalid), .output_0_axis_tvalid(output_0_axis_tvalid),
.output_0_axis_tlast(output_0_axis_tlast), .output_0_axis_tlast(output_0_axis_tlast),
.output_0_axis_tid(output_0_axis_tid),
.output_0_axis_tdest(output_0_axis_tdest),
.output_0_axis_tuser(output_0_axis_tuser), .output_0_axis_tuser(output_0_axis_tuser),
.output_1_axis_tdata(output_1_axis_tdata), .output_1_axis_tdata(output_1_axis_tdata),
.output_1_axis_tkeep(output_1_axis_tkeep),
.output_1_axis_tvalid(output_1_axis_tvalid), .output_1_axis_tvalid(output_1_axis_tvalid),
.output_1_axis_tlast(output_1_axis_tlast), .output_1_axis_tlast(output_1_axis_tlast),
.output_1_axis_tid(output_1_axis_tid),
.output_1_axis_tdest(output_1_axis_tdest),
.output_1_axis_tuser(output_1_axis_tuser), .output_1_axis_tuser(output_1_axis_tuser),
.output_2_axis_tdata(output_2_axis_tdata), .output_2_axis_tdata(output_2_axis_tdata),
.output_2_axis_tkeep(output_2_axis_tkeep),
.output_2_axis_tvalid(output_2_axis_tvalid), .output_2_axis_tvalid(output_2_axis_tvalid),
.output_2_axis_tlast(output_2_axis_tlast), .output_2_axis_tlast(output_2_axis_tlast),
.output_2_axis_tid(output_2_axis_tid),
.output_2_axis_tdest(output_2_axis_tdest),
.output_2_axis_tuser(output_2_axis_tuser), .output_2_axis_tuser(output_2_axis_tuser),
.output_3_axis_tdata(output_3_axis_tdata), .output_3_axis_tdata(output_3_axis_tdata),
.output_3_axis_tkeep(output_3_axis_tkeep),
.output_3_axis_tvalid(output_3_axis_tvalid), .output_3_axis_tvalid(output_3_axis_tvalid),
.output_3_axis_tlast(output_3_axis_tlast), .output_3_axis_tlast(output_3_axis_tlast),
.output_3_axis_tid(output_3_axis_tid),
.output_3_axis_tdest(output_3_axis_tdest),
.output_3_axis_tuser(output_3_axis_tuser), .output_3_axis_tuser(output_3_axis_tuser),
// Control // Control
.output_0_select(output_0_select), .output_0_select(output_0_select),

110
tb/test_axis_crosspoint_64_4x4.py → tb/test_axis_crosspoint_4x4_64.py
View File

@ -28,8 +28,8 @@ import os
import axis_ep import axis_ep
module = 'axis_crosspoint_64_4x4' module = 'axis_crosspoint_4x4'
testbench = 'test_%s' % module testbench = 'test_%s_64' % module
srcs = [] srcs = []
@ -44,7 +44,15 @@ def bench():
# Parameters # Parameters
DATA_WIDTH = 64 DATA_WIDTH = 64
KEEP_ENABLE = (DATA_WIDTH>8)
KEEP_WIDTH = (DATA_WIDTH/8) KEEP_WIDTH = (DATA_WIDTH/8)
LAST_ENABLE = 1
ID_ENABLE = 1
ID_WIDTH = 8
DEST_ENABLE = 1
DEST_WIDTH = 8
USER_ENABLE = 1
USER_WIDTH = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -52,25 +60,33 @@ def bench():
current_test = Signal(intbv(0)[8:]) current_test = Signal(intbv(0)[8:])
input_0_axis_tdata = Signal(intbv(0)[DATA_WIDTH:]) input_0_axis_tdata = Signal(intbv(0)[DATA_WIDTH:])
input_0_axis_tkeep = Signal(intbv(0)[KEEP_WIDTH:]) input_0_axis_tkeep = Signal(intbv(1)[KEEP_WIDTH:])
input_0_axis_tvalid = Signal(bool(0)) input_0_axis_tvalid = Signal(bool(0))
input_0_axis_tlast = Signal(bool(0)) input_0_axis_tlast = Signal(bool(0))
input_0_axis_tuser = Signal(bool(0)) input_0_axis_tid = Signal(intbv(0)[ID_WIDTH:])
input_0_axis_tdest = Signal(intbv(0)[DEST_WIDTH:])
input_0_axis_tuser = Signal(intbv(0)[USER_WIDTH:])
input_1_axis_tdata = Signal(intbv(0)[DATA_WIDTH:]) input_1_axis_tdata = Signal(intbv(0)[DATA_WIDTH:])
input_1_axis_tkeep = Signal(intbv(0)[KEEP_WIDTH:]) input_1_axis_tkeep = Signal(intbv(1)[KEEP_WIDTH:])
input_1_axis_tvalid = Signal(bool(0)) input_1_axis_tvalid = Signal(bool(0))
input_1_axis_tlast = Signal(bool(0)) input_1_axis_tlast = Signal(bool(0))
input_1_axis_tuser = Signal(bool(0)) input_1_axis_tid = Signal(intbv(0)[ID_WIDTH:])
input_1_axis_tdest = Signal(intbv(0)[DEST_WIDTH:])
input_1_axis_tuser = Signal(intbv(0)[USER_WIDTH:])
input_2_axis_tdata = Signal(intbv(0)[DATA_WIDTH:]) input_2_axis_tdata = Signal(intbv(0)[DATA_WIDTH:])
input_2_axis_tkeep = Signal(intbv(0)[KEEP_WIDTH:]) input_2_axis_tkeep = Signal(intbv(1)[KEEP_WIDTH:])
input_2_axis_tvalid = Signal(bool(0)) input_2_axis_tvalid = Signal(bool(0))
input_2_axis_tlast = Signal(bool(0)) input_2_axis_tlast = Signal(bool(0))
input_2_axis_tuser = Signal(bool(0)) input_2_axis_tid = Signal(intbv(0)[ID_WIDTH:])
input_2_axis_tdest = Signal(intbv(0)[DEST_WIDTH:])
input_2_axis_tuser = Signal(intbv(0)[USER_WIDTH:])
input_3_axis_tdata = Signal(intbv(0)[DATA_WIDTH:]) input_3_axis_tdata = Signal(intbv(0)[DATA_WIDTH:])
input_3_axis_tkeep = Signal(intbv(0)[KEEP_WIDTH:]) input_3_axis_tkeep = Signal(intbv(1)[KEEP_WIDTH:])
input_3_axis_tvalid = Signal(bool(0)) input_3_axis_tvalid = Signal(bool(0))
input_3_axis_tlast = Signal(bool(0)) input_3_axis_tlast = Signal(bool(0))
input_3_axis_tuser = Signal(bool(0)) input_3_axis_tid = Signal(intbv(0)[ID_WIDTH:])
input_3_axis_tdest = Signal(intbv(0)[DEST_WIDTH:])
input_3_axis_tuser = Signal(intbv(0)[USER_WIDTH:])
output_0_select = Signal(intbv(0)[2:]) output_0_select = Signal(intbv(0)[2:])
output_1_select = Signal(intbv(0)[2:]) output_1_select = Signal(intbv(0)[2:])
@ -79,25 +95,33 @@ def bench():
# Outputs # Outputs
output_0_axis_tdata = Signal(intbv(0)[DATA_WIDTH:]) output_0_axis_tdata = Signal(intbv(0)[DATA_WIDTH:])
output_0_axis_tkeep = Signal(intbv(0)[KEEP_WIDTH:]) output_0_axis_tkeep = Signal(intbv(1)[KEEP_WIDTH:])
output_0_axis_tvalid = Signal(bool(0)) output_0_axis_tvalid = Signal(bool(0))
output_0_axis_tlast = Signal(bool(0)) output_0_axis_tlast = Signal(bool(0))
output_0_axis_tuser = Signal(bool(0)) output_0_axis_tid = Signal(intbv(0)[ID_WIDTH:])
output_0_axis_tdest = Signal(intbv(0)[DEST_WIDTH:])
output_0_axis_tuser = Signal(intbv(0)[USER_WIDTH:])
output_1_axis_tdata = Signal(intbv(0)[DATA_WIDTH:]) output_1_axis_tdata = Signal(intbv(0)[DATA_WIDTH:])
output_1_axis_tkeep = Signal(intbv(0)[KEEP_WIDTH:]) output_1_axis_tkeep = Signal(intbv(1)[KEEP_WIDTH:])
output_1_axis_tvalid = Signal(bool(0)) output_1_axis_tvalid = Signal(bool(0))
output_1_axis_tlast = Signal(bool(0)) output_1_axis_tlast = Signal(bool(0))
output_1_axis_tuser = Signal(bool(0)) output_1_axis_tid = Signal(intbv(0)[ID_WIDTH:])
output_1_axis_tdest = Signal(intbv(0)[DEST_WIDTH:])
output_1_axis_tuser = Signal(intbv(0)[USER_WIDTH:])
output_2_axis_tdata = Signal(intbv(0)[DATA_WIDTH:]) output_2_axis_tdata = Signal(intbv(0)[DATA_WIDTH:])
output_2_axis_tkeep = Signal(intbv(0)[KEEP_WIDTH:]) output_2_axis_tkeep = Signal(intbv(1)[KEEP_WIDTH:])
output_2_axis_tvalid = Signal(bool(0)) output_2_axis_tvalid = Signal(bool(0))
output_2_axis_tlast = Signal(bool(0)) output_2_axis_tlast = Signal(bool(0))
output_2_axis_tuser = Signal(bool(0)) output_2_axis_tid = Signal(intbv(0)[ID_WIDTH:])
output_2_axis_tdest = Signal(intbv(0)[DEST_WIDTH:])
output_2_axis_tuser = Signal(intbv(0)[USER_WIDTH:])
output_3_axis_tdata = Signal(intbv(0)[DATA_WIDTH:]) output_3_axis_tdata = Signal(intbv(0)[DATA_WIDTH:])
output_3_axis_tkeep = Signal(intbv(0)[KEEP_WIDTH:]) output_3_axis_tkeep = Signal(intbv(1)[KEEP_WIDTH:])
output_3_axis_tvalid = Signal(bool(0)) output_3_axis_tvalid = Signal(bool(0))
output_3_axis_tlast = Signal(bool(0)) output_3_axis_tlast = Signal(bool(0))
output_3_axis_tuser = Signal(bool(0)) output_3_axis_tid = Signal(intbv(0)[ID_WIDTH:])
output_3_axis_tdest = Signal(intbv(0)[DEST_WIDTH:])
output_3_axis_tuser = Signal(intbv(0)[USER_WIDTH:])
# sources and sinks # sources and sinks
source_0_pause = Signal(bool(0)) source_0_pause = Signal(bool(0))
@ -118,6 +142,8 @@ def bench():
tkeep=input_0_axis_tkeep, tkeep=input_0_axis_tkeep,
tvalid=input_0_axis_tvalid, tvalid=input_0_axis_tvalid,
tlast=input_0_axis_tlast, tlast=input_0_axis_tlast,
tid=input_0_axis_tid,
tdest=input_0_axis_tdest,
tuser=input_0_axis_tuser, tuser=input_0_axis_tuser,
pause=source_0_pause, pause=source_0_pause,
name='source_0' name='source_0'
@ -132,6 +158,8 @@ def bench():
tkeep=input_1_axis_tkeep, tkeep=input_1_axis_tkeep,
tvalid=input_1_axis_tvalid, tvalid=input_1_axis_tvalid,
tlast=input_1_axis_tlast, tlast=input_1_axis_tlast,
tid=input_1_axis_tid,
tdest=input_1_axis_tdest,
tuser=input_1_axis_tuser, tuser=input_1_axis_tuser,
pause=source_1_pause, pause=source_1_pause,
name='source_1' name='source_1'
@ -146,6 +174,8 @@ def bench():
tkeep=input_2_axis_tkeep, tkeep=input_2_axis_tkeep,
tvalid=input_2_axis_tvalid, tvalid=input_2_axis_tvalid,
tlast=input_2_axis_tlast, tlast=input_2_axis_tlast,
tid=input_2_axis_tid,
tdest=input_2_axis_tdest,
tuser=input_2_axis_tuser, tuser=input_2_axis_tuser,
pause=source_2_pause, pause=source_2_pause,
name='source_2' name='source_2'
@ -160,6 +190,8 @@ def bench():
tkeep=input_3_axis_tkeep, tkeep=input_3_axis_tkeep,
tvalid=input_3_axis_tvalid, tvalid=input_3_axis_tvalid,
tlast=input_3_axis_tlast, tlast=input_3_axis_tlast,
tid=input_3_axis_tid,
tdest=input_3_axis_tdest,
tuser=input_3_axis_tuser, tuser=input_3_axis_tuser,
pause=source_3_pause, pause=source_3_pause,
name='source_3' name='source_3'
@ -174,6 +206,8 @@ def bench():
tkeep=output_0_axis_tkeep, tkeep=output_0_axis_tkeep,
tvalid=output_0_axis_tvalid, tvalid=output_0_axis_tvalid,
tlast=output_0_axis_tlast, tlast=output_0_axis_tlast,
tid=output_0_axis_tid,
tdest=output_0_axis_tdest,
tuser=output_0_axis_tuser, tuser=output_0_axis_tuser,
pause=sink_0_pause, pause=sink_0_pause,
name='sink_0' name='sink_0'
@ -188,6 +222,8 @@ def bench():
tkeep=output_1_axis_tkeep, tkeep=output_1_axis_tkeep,
tvalid=output_1_axis_tvalid, tvalid=output_1_axis_tvalid,
tlast=output_1_axis_tlast, tlast=output_1_axis_tlast,
tid=output_1_axis_tid,
tdest=output_1_axis_tdest,
tuser=output_1_axis_tuser, tuser=output_1_axis_tuser,
pause=sink_1_pause, pause=sink_1_pause,
name='sink_1' name='sink_1'
@ -202,6 +238,8 @@ def bench():
tkeep=output_2_axis_tkeep, tkeep=output_2_axis_tkeep,
tvalid=output_2_axis_tvalid, tvalid=output_2_axis_tvalid,
tlast=output_2_axis_tlast, tlast=output_2_axis_tlast,
tid=output_2_axis_tid,
tdest=output_2_axis_tdest,
tuser=output_2_axis_tuser, tuser=output_2_axis_tuser,
pause=sink_2_pause, pause=sink_2_pause,
name='sink_2' name='sink_2'
@ -216,6 +254,8 @@ def bench():
tkeep=output_3_axis_tkeep, tkeep=output_3_axis_tkeep,
tvalid=output_3_axis_tvalid, tvalid=output_3_axis_tvalid,
tlast=output_3_axis_tlast, tlast=output_3_axis_tlast,
tid=output_3_axis_tid,
tdest=output_3_axis_tdest,
tuser=output_3_axis_tuser, tuser=output_3_axis_tuser,
pause=sink_3_pause, pause=sink_3_pause,
name='sink_3' name='sink_3'
@ -235,42 +275,58 @@ def bench():
input_0_axis_tkeep=input_0_axis_tkeep, input_0_axis_tkeep=input_0_axis_tkeep,
input_0_axis_tvalid=input_0_axis_tvalid, input_0_axis_tvalid=input_0_axis_tvalid,
input_0_axis_tlast=input_0_axis_tlast, input_0_axis_tlast=input_0_axis_tlast,
input_0_axis_tid=input_0_axis_tid,
input_0_axis_tdest=input_0_axis_tdest,
input_0_axis_tuser=input_0_axis_tuser, input_0_axis_tuser=input_0_axis_tuser,
input_1_axis_tdata=input_1_axis_tdata, input_1_axis_tdata=input_1_axis_tdata,
input_1_axis_tkeep=input_1_axis_tkeep, input_1_axis_tkeep=input_1_axis_tkeep,
input_1_axis_tvalid=input_1_axis_tvalid, input_1_axis_tvalid=input_1_axis_tvalid,
input_1_axis_tlast=input_1_axis_tlast, input_1_axis_tlast=input_1_axis_tlast,
input_1_axis_tid=input_1_axis_tid,
input_1_axis_tdest=input_1_axis_tdest,
input_1_axis_tuser=input_1_axis_tuser, input_1_axis_tuser=input_1_axis_tuser,
input_2_axis_tdata=input_2_axis_tdata, input_2_axis_tdata=input_2_axis_tdata,
input_2_axis_tkeep=input_2_axis_tkeep, input_2_axis_tkeep=input_2_axis_tkeep,
input_2_axis_tvalid=input_2_axis_tvalid, input_2_axis_tvalid=input_2_axis_tvalid,
input_2_axis_tlast=input_2_axis_tlast, input_2_axis_tlast=input_2_axis_tlast,
input_2_axis_tid=input_2_axis_tid,
input_2_axis_tdest=input_2_axis_tdest,
input_2_axis_tuser=input_2_axis_tuser, input_2_axis_tuser=input_2_axis_tuser,
input_3_axis_tdata=input_3_axis_tdata, input_3_axis_tdata=input_3_axis_tdata,
input_3_axis_tkeep=input_3_axis_tkeep, input_3_axis_tkeep=input_3_axis_tkeep,
input_3_axis_tvalid=input_3_axis_tvalid, input_3_axis_tvalid=input_3_axis_tvalid,
input_3_axis_tlast=input_3_axis_tlast, input_3_axis_tlast=input_3_axis_tlast,
input_3_axis_tid=input_3_axis_tid,
input_3_axis_tdest=input_3_axis_tdest,
input_3_axis_tuser=input_3_axis_tuser, input_3_axis_tuser=input_3_axis_tuser,
output_0_axis_tdata=output_0_axis_tdata, output_0_axis_tdata=output_0_axis_tdata,
output_0_axis_tkeep=output_0_axis_tkeep, output_0_axis_tkeep=output_0_axis_tkeep,
output_0_axis_tvalid=output_0_axis_tvalid, output_0_axis_tvalid=output_0_axis_tvalid,
output_0_axis_tlast=output_0_axis_tlast, output_0_axis_tlast=output_0_axis_tlast,
output_0_axis_tid=output_0_axis_tid,
output_0_axis_tdest=output_0_axis_tdest,
output_0_axis_tuser=output_0_axis_tuser, output_0_axis_tuser=output_0_axis_tuser,
output_1_axis_tdata=output_1_axis_tdata, output_1_axis_tdata=output_1_axis_tdata,
output_1_axis_tkeep=output_1_axis_tkeep, output_1_axis_tkeep=output_1_axis_tkeep,
output_1_axis_tvalid=output_1_axis_tvalid, output_1_axis_tvalid=output_1_axis_tvalid,
output_1_axis_tlast=output_1_axis_tlast, output_1_axis_tlast=output_1_axis_tlast,
output_1_axis_tid=output_1_axis_tid,
output_1_axis_tdest=output_1_axis_tdest,
output_1_axis_tuser=output_1_axis_tuser, output_1_axis_tuser=output_1_axis_tuser,
output_2_axis_tdata=output_2_axis_tdata, output_2_axis_tdata=output_2_axis_tdata,
output_2_axis_tkeep=output_2_axis_tkeep, output_2_axis_tkeep=output_2_axis_tkeep,
output_2_axis_tvalid=output_2_axis_tvalid, output_2_axis_tvalid=output_2_axis_tvalid,
output_2_axis_tlast=output_2_axis_tlast, output_2_axis_tlast=output_2_axis_tlast,
output_2_axis_tid=output_2_axis_tid,
output_2_axis_tdest=output_2_axis_tdest,
output_2_axis_tuser=output_2_axis_tuser, output_2_axis_tuser=output_2_axis_tuser,
output_3_axis_tdata=output_3_axis_tdata, output_3_axis_tdata=output_3_axis_tdata,
output_3_axis_tkeep=output_3_axis_tkeep, output_3_axis_tkeep=output_3_axis_tkeep,
output_3_axis_tvalid=output_3_axis_tvalid, output_3_axis_tvalid=output_3_axis_tvalid,
output_3_axis_tlast=output_3_axis_tlast, output_3_axis_tlast=output_3_axis_tlast,
output_3_axis_tid=output_3_axis_tid,
output_3_axis_tdest=output_3_axis_tdest,
output_3_axis_tuser=output_3_axis_tuser, output_3_axis_tuser=output_3_axis_tuser,
output_0_select=output_0_select, output_0_select=output_0_select,
@ -305,10 +361,10 @@ def bench():
output_2_select.next = 2 output_2_select.next = 2
output_3_select.next = 3 output_3_select.next = 3
test_frame0 = axis_ep.AXIStreamFrame(b'\x01\x00\x00\xFF\x01\x02\x03\x04') test_frame0 = axis_ep.AXIStreamFrame(b'\x01\x00\x00\xFF\x01\x02\x03\x04', id=0, dest=0)
test_frame1 = axis_ep.AXIStreamFrame(b'\x01\x01\x01\xFF\x01\x02\x03\x04') test_frame1 = axis_ep.AXIStreamFrame(b'\x01\x01\x01\xFF\x01\x02\x03\x04', id=1, dest=1)
test_frame2 = axis_ep.AXIStreamFrame(b'\x01\x02\x02\xFF\x01\x02\x03\x04') test_frame2 = axis_ep.AXIStreamFrame(b'\x01\x02\x02\xFF\x01\x02\x03\x04', id=2, dest=2)
test_frame3 = axis_ep.AXIStreamFrame(b'\x01\x03\x03\xFF\x01\x02\x03\x04') test_frame3 = axis_ep.AXIStreamFrame(b'\x01\x03\x03\xFF\x01\x02\x03\x04', id=3, dest=3)
source_0.send(test_frame0) source_0.send(test_frame0)
source_1.send(test_frame1) source_1.send(test_frame1)
source_2.send(test_frame2) source_2.send(test_frame2)
@ -347,10 +403,10 @@ def bench():
output_2_select.next = 1 output_2_select.next = 1
output_3_select.next = 0 output_3_select.next = 0
test_frame0 = axis_ep.AXIStreamFrame(b'\x02\x00\x03\xFF\x01\x02\x03\x04') test_frame0 = axis_ep.AXIStreamFrame(b'\x02\x00\x03\xFF\x01\x02\x03\x04', id=0, dest=3)
test_frame1 = axis_ep.AXIStreamFrame(b'\x02\x01\x02\xFF\x01\x02\x03\x04') test_frame1 = axis_ep.AXIStreamFrame(b'\x02\x01\x02\xFF\x01\x02\x03\x04', id=1, dest=2)
test_frame2 = axis_ep.AXIStreamFrame(b'\x02\x02\x01\xFF\x01\x02\x03\x04') test_frame2 = axis_ep.AXIStreamFrame(b'\x02\x02\x01\xFF\x01\x02\x03\x04', id=2, dest=1)
test_frame3 = axis_ep.AXIStreamFrame(b'\x02\x03\x00\xFF\x01\x02\x03\x04') test_frame3 = axis_ep.AXIStreamFrame(b'\x02\x03\x00\xFF\x01\x02\x03\x04', id=3, dest=0)
source_0.send(test_frame0) source_0.send(test_frame0)
source_1.send(test_frame1) source_1.send(test_frame1)
source_2.send(test_frame2) source_2.send(test_frame2)
@ -389,7 +445,7 @@ def bench():
output_2_select.next = 0 output_2_select.next = 0
output_3_select.next = 0 output_3_select.next = 0
test_frame0 = axis_ep.AXIStreamFrame(b'\x03\x00\xFF\xFF\x01\x02\x03\x04') test_frame0 = axis_ep.AXIStreamFrame(b'\x03\x00\xFF\xFF\x01\x02\x03\x04', id=0, dest=0)
source_0.send(test_frame0) source_0.send(test_frame0)
yield clk.posedge yield clk.posedge

92
tb/test_axis_crosspoint_64_4x4.v → tb/test_axis_crosspoint_4x4_64.v
View File

@ -27,13 +27,21 @@ THE SOFTWARE.
`timescale 1ns / 1ps `timescale 1ns / 1ps
/* /*
* Testbench for axis_crosspoint_64_4x4 * Testbench for axis_crosspoint_4x4
*/ */
module test_axis_crosspoint_64_4x4; module test_axis_crosspoint_4x4_64;
// Parameters // Parameters
parameter DATA_WIDTH = 64; parameter DATA_WIDTH = 64;
parameter KEEP_ENABLE = (DATA_WIDTH>8);
parameter KEEP_WIDTH = (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 // Inputs
reg clk = 0; reg clk = 0;
@ -44,22 +52,30 @@ reg [DATA_WIDTH-1:0] input_0_axis_tdata = 0;
reg [KEEP_WIDTH-1:0] input_0_axis_tkeep = 0; reg [KEEP_WIDTH-1:0] input_0_axis_tkeep = 0;
reg input_0_axis_tvalid = 0; reg input_0_axis_tvalid = 0;
reg input_0_axis_tlast = 0; reg input_0_axis_tlast = 0;
reg input_0_axis_tuser = 0; reg [ID_WIDTH-1:0] input_0_axis_tid = 0;
reg [DEST_WIDTH-1:0] input_0_axis_tdest = 0;
reg [USER_WIDTH-1:0] input_0_axis_tuser = 0;
reg [DATA_WIDTH-1:0] input_1_axis_tdata = 0; reg [DATA_WIDTH-1:0] input_1_axis_tdata = 0;
reg [KEEP_WIDTH-1:0] input_1_axis_tkeep = 0; reg [KEEP_WIDTH-1:0] input_1_axis_tkeep = 0;
reg input_1_axis_tvalid = 0; reg input_1_axis_tvalid = 0;
reg input_1_axis_tlast = 0; reg input_1_axis_tlast = 0;
reg input_1_axis_tuser = 0; reg [ID_WIDTH-1:0] input_1_axis_tid = 0;
reg [DEST_WIDTH-1:0] input_1_axis_tdest = 0;
reg [USER_WIDTH-1:0] input_1_axis_tuser = 0;
reg [DATA_WIDTH-1:0] input_2_axis_tdata = 0; reg [DATA_WIDTH-1:0] input_2_axis_tdata = 0;
reg [KEEP_WIDTH-1:0] input_2_axis_tkeep = 0; reg [KEEP_WIDTH-1:0] input_2_axis_tkeep = 0;
reg input_2_axis_tvalid = 0; reg input_2_axis_tvalid = 0;
reg input_2_axis_tlast = 0; reg input_2_axis_tlast = 0;
reg input_2_axis_tuser = 0; reg [ID_WIDTH-1:0] input_2_axis_tid = 0;
reg [DEST_WIDTH-1:0] input_2_axis_tdest = 0;
reg [USER_WIDTH-1:0] input_2_axis_tuser = 0;
reg [DATA_WIDTH-1:0] input_3_axis_tdata = 0; reg [DATA_WIDTH-1:0] input_3_axis_tdata = 0;
reg [KEEP_WIDTH-1:0] input_3_axis_tkeep = 0; reg [KEEP_WIDTH-1:0] input_3_axis_tkeep = 0;
reg input_3_axis_tvalid = 0; reg input_3_axis_tvalid = 0;
reg input_3_axis_tlast = 0; reg input_3_axis_tlast = 0;
reg input_3_axis_tuser = 0; reg [ID_WIDTH-1:0] input_3_axis_tid = 0;
reg [DEST_WIDTH-1:0] input_3_axis_tdest = 0;
reg [USER_WIDTH-1:0] input_3_axis_tuser = 0;
reg [1:0] output_0_select = 0; reg [1:0] output_0_select = 0;
reg [1:0] output_1_select = 0; reg [1:0] output_1_select = 0;
@ -71,22 +87,30 @@ wire [DATA_WIDTH-1:0] output_0_axis_tdata;
wire [KEEP_WIDTH-1:0] output_0_axis_tkeep; wire [KEEP_WIDTH-1:0] output_0_axis_tkeep;
wire output_0_axis_tvalid; wire output_0_axis_tvalid;
wire output_0_axis_tlast; wire output_0_axis_tlast;
wire output_0_axis_tuser; wire [ID_WIDTH-1:0] output_0_axis_tid;
wire [DEST_WIDTH-1:0] output_0_axis_tdest;
wire [USER_WIDTH-1:0] output_0_axis_tuser;
wire [DATA_WIDTH-1:0] output_1_axis_tdata; wire [DATA_WIDTH-1:0] output_1_axis_tdata;
wire [KEEP_WIDTH-1:0] output_1_axis_tkeep; wire [KEEP_WIDTH-1:0] output_1_axis_tkeep;
wire output_1_axis_tvalid; wire output_1_axis_tvalid;
wire output_1_axis_tlast; wire output_1_axis_tlast;
wire output_1_axis_tuser; wire [ID_WIDTH-1:0] output_1_axis_tid;
wire [DEST_WIDTH-1:0] output_1_axis_tdest;
wire [USER_WIDTH-1:0] output_1_axis_tuser;
wire [DATA_WIDTH-1:0] output_2_axis_tdata; wire [DATA_WIDTH-1:0] output_2_axis_tdata;
wire [KEEP_WIDTH-1:0] output_2_axis_tkeep; wire [KEEP_WIDTH-1:0] output_2_axis_tkeep;
wire output_2_axis_tvalid; wire output_2_axis_tvalid;
wire output_2_axis_tlast; wire output_2_axis_tlast;
wire output_2_axis_tuser; wire [ID_WIDTH-1:0] output_2_axis_tid;
wire [DEST_WIDTH-1:0] output_2_axis_tdest;
wire [USER_WIDTH-1:0] output_2_axis_tuser;
wire [DATA_WIDTH-1:0] output_3_axis_tdata; wire [DATA_WIDTH-1:0] output_3_axis_tdata;
wire [KEEP_WIDTH-1:0] output_3_axis_tkeep; wire [KEEP_WIDTH-1:0] output_3_axis_tkeep;
wire output_3_axis_tvalid; wire output_3_axis_tvalid;
wire output_3_axis_tlast; wire output_3_axis_tlast;
wire output_3_axis_tuser; wire [ID_WIDTH-1:0] output_3_axis_tid;
wire [DEST_WIDTH-1:0] output_3_axis_tdest;
wire [USER_WIDTH-1:0] output_3_axis_tuser;
initial begin initial begin
// myhdl integration // myhdl integration
@ -98,21 +122,29 @@ initial begin
input_0_axis_tkeep, input_0_axis_tkeep,
input_0_axis_tvalid, input_0_axis_tvalid,
input_0_axis_tlast, input_0_axis_tlast,
input_0_axis_tid,
input_0_axis_tdest,
input_0_axis_tuser, input_0_axis_tuser,
input_1_axis_tdata, input_1_axis_tdata,
input_1_axis_tkeep, input_1_axis_tkeep,
input_1_axis_tvalid, input_1_axis_tvalid,
input_1_axis_tlast, input_1_axis_tlast,
input_1_axis_tid,
input_1_axis_tdest,
input_1_axis_tuser, input_1_axis_tuser,
input_2_axis_tdata, input_2_axis_tdata,
input_2_axis_tkeep, input_2_axis_tkeep,
input_2_axis_tvalid, input_2_axis_tvalid,
input_2_axis_tlast, input_2_axis_tlast,
input_2_axis_tid,
input_2_axis_tdest,
input_2_axis_tuser, input_2_axis_tuser,
input_3_axis_tdata, input_3_axis_tdata,
input_3_axis_tkeep, input_3_axis_tkeep,
input_3_axis_tvalid, input_3_axis_tvalid,
input_3_axis_tlast, input_3_axis_tlast,
input_3_axis_tid,
input_3_axis_tdest,
input_3_axis_tuser, input_3_axis_tuser,
output_0_select, output_0_select,
output_1_select, output_1_select,
@ -124,32 +156,48 @@ initial begin
output_0_axis_tkeep, output_0_axis_tkeep,
output_0_axis_tvalid, output_0_axis_tvalid,
output_0_axis_tlast, output_0_axis_tlast,
output_0_axis_tid,
output_0_axis_tdest,
output_0_axis_tuser, output_0_axis_tuser,
output_1_axis_tdata, output_1_axis_tdata,
output_1_axis_tkeep, output_1_axis_tkeep,
output_1_axis_tvalid, output_1_axis_tvalid,
output_1_axis_tlast, output_1_axis_tlast,
output_1_axis_tid,
output_1_axis_tdest,
output_1_axis_tuser, output_1_axis_tuser,
output_2_axis_tdata, output_2_axis_tdata,
output_2_axis_tkeep, output_2_axis_tkeep,
output_2_axis_tvalid, output_2_axis_tvalid,
output_2_axis_tlast, output_2_axis_tlast,
output_2_axis_tid,
output_2_axis_tdest,
output_2_axis_tuser, output_2_axis_tuser,
output_3_axis_tdata, output_3_axis_tdata,
output_3_axis_tkeep, output_3_axis_tkeep,
output_3_axis_tvalid, output_3_axis_tvalid,
output_3_axis_tlast, output_3_axis_tlast,
output_3_axis_tid,
output_3_axis_tdest,
output_3_axis_tuser output_3_axis_tuser
); );
// dump file // dump file
$dumpfile("test_axis_crosspoint_64_4x4.lxt"); $dumpfile("test_axis_crosspoint_4x4_64.lxt");
$dumpvars(0, test_axis_crosspoint_64_4x4); $dumpvars(0, test_axis_crosspoint_4x4_64);
end end
axis_crosspoint_64_4x4 #( axis_crosspoint_4x4 #(
.DATA_WIDTH(DATA_WIDTH), .DATA_WIDTH(DATA_WIDTH),
.KEEP_WIDTH(KEEP_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 ( UUT (
.clk(clk), .clk(clk),
@ -159,42 +207,58 @@ UUT (
.input_0_axis_tkeep(input_0_axis_tkeep), .input_0_axis_tkeep(input_0_axis_tkeep),
.input_0_axis_tvalid(input_0_axis_tvalid), .input_0_axis_tvalid(input_0_axis_tvalid),
.input_0_axis_tlast(input_0_axis_tlast), .input_0_axis_tlast(input_0_axis_tlast),
.input_0_axis_tid(input_0_axis_tid),
.input_0_axis_tdest(input_0_axis_tdest),
.input_0_axis_tuser(input_0_axis_tuser), .input_0_axis_tuser(input_0_axis_tuser),
.input_1_axis_tdata(input_1_axis_tdata), .input_1_axis_tdata(input_1_axis_tdata),
.input_1_axis_tkeep(input_1_axis_tkeep), .input_1_axis_tkeep(input_1_axis_tkeep),
.input_1_axis_tvalid(input_1_axis_tvalid), .input_1_axis_tvalid(input_1_axis_tvalid),
.input_1_axis_tlast(input_1_axis_tlast), .input_1_axis_tlast(input_1_axis_tlast),
.input_1_axis_tid(input_1_axis_tid),
.input_1_axis_tdest(input_1_axis_tdest),
.input_1_axis_tuser(input_1_axis_tuser), .input_1_axis_tuser(input_1_axis_tuser),
.input_2_axis_tdata(input_2_axis_tdata), .input_2_axis_tdata(input_2_axis_tdata),
.input_2_axis_tkeep(input_2_axis_tkeep), .input_2_axis_tkeep(input_2_axis_tkeep),
.input_2_axis_tvalid(input_2_axis_tvalid), .input_2_axis_tvalid(input_2_axis_tvalid),
.input_2_axis_tlast(input_2_axis_tlast), .input_2_axis_tlast(input_2_axis_tlast),
.input_2_axis_tid(input_2_axis_tid),
.input_2_axis_tdest(input_2_axis_tdest),
.input_2_axis_tuser(input_2_axis_tuser), .input_2_axis_tuser(input_2_axis_tuser),
.input_3_axis_tdata(input_3_axis_tdata), .input_3_axis_tdata(input_3_axis_tdata),
.input_3_axis_tkeep(input_3_axis_tkeep), .input_3_axis_tkeep(input_3_axis_tkeep),
.input_3_axis_tvalid(input_3_axis_tvalid), .input_3_axis_tvalid(input_3_axis_tvalid),
.input_3_axis_tlast(input_3_axis_tlast), .input_3_axis_tlast(input_3_axis_tlast),
.input_3_axis_tid(input_3_axis_tid),
.input_3_axis_tdest(input_3_axis_tdest),
.input_3_axis_tuser(input_3_axis_tuser), .input_3_axis_tuser(input_3_axis_tuser),
// AXI outputs // AXI outputs
.output_0_axis_tdata(output_0_axis_tdata), .output_0_axis_tdata(output_0_axis_tdata),
.output_0_axis_tkeep(output_0_axis_tkeep), .output_0_axis_tkeep(output_0_axis_tkeep),
.output_0_axis_tvalid(output_0_axis_tvalid), .output_0_axis_tvalid(output_0_axis_tvalid),
.output_0_axis_tlast(output_0_axis_tlast), .output_0_axis_tlast(output_0_axis_tlast),
.output_0_axis_tid(output_0_axis_tid),
.output_0_axis_tdest(output_0_axis_tdest),
.output_0_axis_tuser(output_0_axis_tuser), .output_0_axis_tuser(output_0_axis_tuser),
.output_1_axis_tdata(output_1_axis_tdata), .output_1_axis_tdata(output_1_axis_tdata),
.output_1_axis_tkeep(output_1_axis_tkeep), .output_1_axis_tkeep(output_1_axis_tkeep),
.output_1_axis_tvalid(output_1_axis_tvalid), .output_1_axis_tvalid(output_1_axis_tvalid),
.output_1_axis_tlast(output_1_axis_tlast), .output_1_axis_tlast(output_1_axis_tlast),
.output_1_axis_tid(output_1_axis_tid),
.output_1_axis_tdest(output_1_axis_tdest),
.output_1_axis_tuser(output_1_axis_tuser), .output_1_axis_tuser(output_1_axis_tuser),
.output_2_axis_tdata(output_2_axis_tdata), .output_2_axis_tdata(output_2_axis_tdata),
.output_2_axis_tkeep(output_2_axis_tkeep), .output_2_axis_tkeep(output_2_axis_tkeep),
.output_2_axis_tvalid(output_2_axis_tvalid), .output_2_axis_tvalid(output_2_axis_tvalid),
.output_2_axis_tlast(output_2_axis_tlast), .output_2_axis_tlast(output_2_axis_tlast),
.output_2_axis_tid(output_2_axis_tid),
.output_2_axis_tdest(output_2_axis_tdest),
.output_2_axis_tuser(output_2_axis_tuser), .output_2_axis_tuser(output_2_axis_tuser),
.output_3_axis_tdata(output_3_axis_tdata), .output_3_axis_tdata(output_3_axis_tdata),
.output_3_axis_tkeep(output_3_axis_tkeep), .output_3_axis_tkeep(output_3_axis_tkeep),
.output_3_axis_tvalid(output_3_axis_tvalid), .output_3_axis_tvalid(output_3_axis_tvalid),
.output_3_axis_tlast(output_3_axis_tlast), .output_3_axis_tlast(output_3_axis_tlast),
.output_3_axis_tid(output_3_axis_tid),
.output_3_axis_tdest(output_3_axis_tdest),
.output_3_axis_tuser(output_3_axis_tuser), .output_3_axis_tuser(output_3_axis_tuser),
// Control // Control
.output_0_select(output_0_select), .output_0_select(output_0_select),