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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/usrp2/fifo/resp_packet_padder36.v
parent3b66804e41891e358c790b453a7a59ec7462dba4 (diff)
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Removed copy of FPGA source files.
Diffstat (limited to 'fpga/usrp2/fifo/resp_packet_padder36.v')
-rw-r--r--fpga/usrp2/fifo/resp_packet_padder36.v88
1 files changed, 0 insertions, 88 deletions
diff --git a/fpga/usrp2/fifo/resp_packet_padder36.v b/fpga/usrp2/fifo/resp_packet_padder36.v
deleted file mode 100644
index 18fc18291..000000000
--- a/fpga/usrp2/fifo/resp_packet_padder36.v
+++ /dev/null
@@ -1,88 +0,0 @@
-//
-// Copyright 2011-2012 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/>.
-//
-
-// PAD to NUM LINES
-
-module resp_packet_padder36
-#(
- parameter NUM_LINES32 = 128
-)
-(
- input clk, input reset,
-
- //input interface
- input [35:0] data_i,
- input src_rdy_i,
- output dst_rdy_o,
-
- //output interface
- output [35:0] data_o,
- output src_rdy_o,
- input dst_rdy_i
-);
-
- localparam STATE_FWD = 0;
- localparam STATE_PAD = 1;
- reg state;
-
- reg [15:0] counter;
-
- always @(posedge clk) begin
- if (reset) begin
- counter <= 0;
- end
- else if (src_rdy_o && dst_rdy_i) begin
- if (data_o[33]) counter <= 0;
- else counter <= counter + 1;
- end
- end
-
- always @(posedge clk) begin
- if (reset) begin
- state <= STATE_FWD;
- end
- else case(state)
-
- STATE_FWD: begin
- if (src_rdy_i && dst_rdy_o && data_i[33] && ~data_o[33]) begin
- state <= STATE_PAD;
- end
- end
-
- STATE_PAD: begin
- if (src_rdy_o && dst_rdy_i && data_o[33]) begin
- state <= STATE_FWD;
- end
- end
-
- endcase //state
- end
-
- //assign data out
- assign data_o[31:0] = (state == STATE_FWD)? data_i[31:0] : {32'b0};
- wire eof = (counter == (NUM_LINES32-1));
- assign data_o[35:32] = {data_i[35:34], eof, data_i[32]};
-
- //assign ready
- assign src_rdy_o = (state == STATE_FWD)? src_rdy_i : 1'b1;
- assign dst_rdy_o = (state == STATE_FWD)? dst_rdy_i : 1'b0;
-
-endmodule // resp_packet_padder36
-
-
-
-