diff options
Diffstat (limited to 'fpga/usrp2/gpif/gpif_tb.v')
| -rw-r--r-- | fpga/usrp2/gpif/gpif_tb.v | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/fpga/usrp2/gpif/gpif_tb.v b/fpga/usrp2/gpif/gpif_tb.v deleted file mode 100644 index 686284c2b..000000000 --- a/fpga/usrp2/gpif/gpif_tb.v +++ /dev/null @@ -1,142 +0,0 @@ -// -// Copyright 2011 Ettus Research LLC -// -// This program is free software: you can redistribute it and/or modify -// it under the terms of the GNU General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with this program. If not, see <http://www.gnu.org/licenses/>. -// - - -module gpif_tb(); - - reg sys_clk = 0; - reg sys_rst = 1; - reg gpif_clk = 0; - reg gpif_rst = 1; - - reg [15:0] gpif_data; - reg WR = 0, EP = 0; - - wire CF, DF; - - wire gpif_full_d, gpif_full_c; - wire [18:0] data_o, ctrl_o, data_splt; - wire src_rdy, dst_rdy, src_rdy_splt, dst_rdy_splt; - wire ctrl_src_rdy, ctrl_dst_rdy; - - assign ctrl_dst_rdy = 1; - - initial $dumpfile("gpif_tb.vcd"); - initial $dumpvars(0,gpif_tb); - - initial #1000 gpif_rst = 0; - initial #1000 sys_rst = 0; - always #64 gpif_clk <= ~gpif_clk; - always #47.9 sys_clk <= ~sys_clk; - - wire [18:0] data_int; - wire src_rdy_int, dst_rdy_int; - - assign dst_rdy_splt = 1; - - gpif_wr gpif_write - (.gpif_clk(gpif_clk), .gpif_rst(gpif_rst), - .gpif_data(gpif_data), .gpif_wr(WR), .gpif_ep(EP), - .gpif_full_d(DF), .gpif_full_c(CF), - - .sys_clk(sys_clk), .sys_rst(sys_rst), - .data_o(data_int), .src_rdy_o(src_rdy_int), .dst_rdy_i(dst_rdy_int), - .ctrl_o(ctrl_o), .ctrl_src_rdy_o(ctrl_src_rdy), .ctrl_dst_rdy_i(ctrl_dst_rdy) ); - - packet_reframer tx_packet_reframer - (.clk(sys_clk), .reset(sys_rst), .clear(0), - .data_i(data_int), .src_rdy_i(src_rdy_int), .dst_rdy_o(dst_rdy_int), - .data_o(data_o), .src_rdy_o(src_rdy), .dst_rdy_i(dst_rdy)); - - packet_splitter #(.FRAME_LEN(256)) rx_packet_splitter - (.clk(sys_clk), .reset(sys_rst), .clear(0), - .frames_per_packet(2), - .data_i(data_o), .src_rdy_i(src_rdy), .dst_rdy_o(dst_rdy), - .data_o(data_splt), .src_rdy_o(src_rdy_splt), .dst_rdy_i(dst_rdy_splt)); - - always @(posedge sys_clk) - if(ctrl_src_rdy & ctrl_dst_rdy) - $display("CTRL: %x",ctrl_o); - - always @(posedge sys_clk) - if(src_rdy_splt & dst_rdy_splt) - begin - if(data_splt[16]) - $display("<-------- DATA SOF--------->"); - $display("DATA: %x",data_splt); - if(data_splt[17]) - $display("<-------- DATA EOF--------->"); - end - - initial - begin - #10000; - repeat (1) - begin - @(posedge gpif_clk); - - WR <= 1; - gpif_data <= 256; // Length - @(posedge gpif_clk); - gpif_data <= 16'h00; - @(posedge gpif_clk); - repeat(254) - begin - gpif_data <= gpif_data + 1; - @(posedge gpif_clk); - end - WR <= 0; - - while(DF) - @(posedge gpif_clk); - repeat (16) - @(posedge gpif_clk); - - WR <= 1; - repeat(256) - begin - gpif_data <= gpif_data - 1; - @(posedge gpif_clk); - end - WR <= 0; - - -/* - while(DF) - @(posedge gpif_clk); - - repeat (20) - @(posedge gpif_clk); - WR <= 1; - gpif_data <= 16'h5; - @(posedge gpif_clk); - gpif_data <= 16'h00; - @(posedge gpif_clk); - repeat(254) - begin - gpif_data <= gpif_data - 1; - @(posedge gpif_clk); - end - WR <= 0; - */ - end - end // initial begin - - initial #200000 $finish; - - -endmodule // gpif_tb |