aboutsummaryrefslogtreecommitdiffstats
path: root/fpga/usrp3/lib/vita/chdr_16sc_to_12sc_tb.v
diff options
context:
space:
mode:
authorMartin Braun <martin.braun@ettus.com>2014-10-07 11:25:20 +0200
committerMartin Braun <martin.braun@ettus.com>2014-10-07 11:25:20 +0200
commitfd3e84941de463fa1a7ebab0a69515b4bf2614cd (patch)
tree3fa721a13d41d2c0451d663a59a220a38fd5e614 /fpga/usrp3/lib/vita/chdr_16sc_to_12sc_tb.v
parent3b66804e41891e358c790b453a7a59ec7462dba4 (diff)
downloaduhd-fd3e84941de463fa1a7ebab0a69515b4bf2614cd.tar.gz
uhd-fd3e84941de463fa1a7ebab0a69515b4bf2614cd.tar.bz2
uhd-fd3e84941de463fa1a7ebab0a69515b4bf2614cd.zip
Removed copy of FPGA source files.
Diffstat (limited to 'fpga/usrp3/lib/vita/chdr_16sc_to_12sc_tb.v')
-rw-r--r--fpga/usrp3/lib/vita/chdr_16sc_to_12sc_tb.v165
1 files changed, 0 insertions, 165 deletions
diff --git a/fpga/usrp3/lib/vita/chdr_16sc_to_12sc_tb.v b/fpga/usrp3/lib/vita/chdr_16sc_to_12sc_tb.v
deleted file mode 100644
index e6f81daeb..000000000
--- a/fpga/usrp3/lib/vita/chdr_16sc_to_12sc_tb.v
+++ /dev/null
@@ -1,165 +0,0 @@
-//Purpose: to test 8 to 16 converter
-`timescale 1ns/1ps
-
-module chdr_16sc_to_12sc_tb();
-
- reg clk = 0;
- reg reset = 1;
- //generate clock
- always #10 clk = ~clk;
-
- initial $dumpfile("chdr_16sc_to_12sc_tb.vcd");
- initial $dumpvars(0,chdr_16sc_to_12sc_tb);
-
- //tells when to finish
- initial
- begin
- #50 reset = 0;
- #50000;
- $finish;
- end
-
- //setting registers and wire
- reg [63:0] i_tdata;
- reg i_tlast = 0;
- reg i_tvalid = 0;
- wire i_tready ;
- reg [7:0] set_addr;
- reg [31:0] set_data;
- reg set_stb;
-
-
- wire [63:0] o_tdata;
- wire o_tlast;
-
- wire o_tvalid;
- reg o_tready;
-
- chdr_16sc_to_12sc #(.BASE(89))dut
- (.clk(clk), .reset(reset),
- .set_data(set_data), .set_stb(set_stb), .set_addr(set_addr),
- .i_tdata(i_tdata), .i_tlast(i_tlast), .i_tvalid(i_tvalid), .i_tready(i_tready),
- .o_tdata(o_tdata), .o_tlast(o_tlast), .o_tvalid(o_tvalid), .o_tready(o_tready), .debug());
-
- //if you want to feed a bigger input change array sizes here
-
- reg [63:0] data[0:7];
- initial $readmemh("from16_to_x.hex", data);
-
- //test packet loop
- task test_packet;
- input [15:0] len;
- input [31:0] sid;
- reg [1:0] index;
-
- begin
- index <= 0;
- @(posedge clk) ;
- //send header
- i_tdata = {1'b0, 1'b0, 1'b1, 1'b0, 12'h0, len + 16'd16,sid};
- i_tvalid <= 1;
- i_tlast <= 0;
- @(posedge clk);
- while (i_tready != 1)
- @(posedge clk);
- i_tdata <= {64'b0};
- @(posedge clk);
- while (i_tready != 1)
- @(posedge clk);
-
- //-1 for last bit accounting
- repeat (len[15:3] + (len[2]|len[1]|len[0]) - 1)
- begin
- i_tdata <= {data[index]};
- index <= index+1;
- //while (i_tready != 1)
- //@(posedge clk);
- @(posedge clk);
- while (i_tready != 1)
- @(posedge clk);
-
- end
- i_tlast <= 1'b1;
- i_tdata <= {data[index]};
-
- @(posedge clk);
- while (i_tready != 1)
- @(posedge clk);
-
- i_tvalid <= 0;
- end
- endtask // test_packet
-
- //test_destination loop
-
- task test_destination;
- input enable;
- input [15:0] dest_home;
-
-
- begin
- @(posedge clk);
-
- set_data <= {enable,dest_home};
- set_addr <= 89;
- set_stb <= 1;
-
- @(posedge clk);
- set_stb <= 0;
- end
- endtask
-
-
-
-
-
- //main loop
- initial
- begin
- i_tvalid <= 0;
- o_tready <= 1;
-
- i_tdata <= 0;
-
- @(negedge reset);
- @(posedge clk);
- @(posedge clk);
-
-//end on line one
-//1
- test_destination(1,16'hFEED);
- test_packet(4, 32'hDEAD_BEEF);
-//2
- test_destination(1,16'hFEED);
- test_packet(8, 32'hDEAD_BEEF);
-//3
- test_destination(1,16'hFEED);
- test_packet(12, 32'hDEAD_BEEF);
-//4
-
- test_destination(1,16'hFEED);
- test_packet(16, 32'hDEAD_BEEF);
-//5
- test_destination(1,16'hFEED);
- test_packet(20, 32'hDEAD_BEEF);
-//6
- test_destination(1,16'hFEED);
- test_packet(24, 32'hDEAD_BEEF);
-
-//end on line two
-
-//7
-
- test_destination(1,16'hFEED);
- test_packet(28, 32'hDEAD_BEEF);
-//8
-
- test_destination(1,16'hFEED);
- test_packet(32, 32'hDEAD_BEEF);
-
-
- end
-
-
-
-endmodule