diff options
Diffstat (limited to 'fpga/usrp2/fifo/add_routing_header.v')
-rw-r--r-- | fpga/usrp2/fifo/add_routing_header.v | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/fpga/usrp2/fifo/add_routing_header.v b/fpga/usrp2/fifo/add_routing_header.v deleted file mode 100644 index ee6a635f5..000000000 --- a/fpga/usrp2/fifo/add_routing_header.v +++ /dev/null @@ -1,47 +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 add_routing_header - #(parameter PORT_SEL = 0, - parameter PROT_ENG_FLAGS = 1) - (input clk, input reset, input clear, - input [35:0] data_i, input src_rdy_i, output dst_rdy_o, - output [35:0] data_o, output src_rdy_o, input dst_rdy_i); - - reg [1:0] line; - wire [1:0] port_sel_bits = PORT_SEL; - wire [15:0] len = data_i[15:0]; - - always @(posedge clk) - if(reset) - line <= PROT_ENG_FLAGS ? 0 : 1; - else - if(src_rdy_o & dst_rdy_i) - if(data_o[33]) - line <= PROT_ENG_FLAGS ? 0 : 1; - else - if(line != 3) - line <= line + 1; - - assign data_o = (line == 0) ? {4'b0001, 13'b0, port_sel_bits, 1'b1, len[13:0],2'b00} : - (line == 1) ? {3'b000, (PROT_ENG_FLAGS ? 1'b0: 1'b1), data_i[31:0]} : - data_i[35:0]; - - assign dst_rdy_o = dst_rdy_i & (line != 0); - assign src_rdy_o = src_rdy_i; - -endmodule // add_routing_header |