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Diffstat (limited to 'fpga/usrp2/gpif/packet_reframer.v')
-rw-r--r-- | fpga/usrp2/gpif/packet_reframer.v | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/fpga/usrp2/gpif/packet_reframer.v b/fpga/usrp2/gpif/packet_reframer.v deleted file mode 100644 index e0ce9e174..000000000 --- a/fpga/usrp2/gpif/packet_reframer.v +++ /dev/null @@ -1,70 +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/>. -// - - -// Join vita packets longer than one GPIF frame - -module packet_reframer - (input clk, input reset, input clear, - input [15:0] data_i, - input src_rdy_i, - output dst_rdy_o, - output [18:0] data_o, - output src_rdy_o, - input dst_rdy_i, - output reg state, - output eof_out, - output reg [15:0] length); - - //reg state; - //reg [15:0] length; - - localparam RF_IDLE = 0; - localparam RF_PKT = 1; - - always @(posedge clk) - if(reset | clear) - state <= RF_IDLE; - else - if(src_rdy_i & dst_rdy_i) - case(state) - RF_IDLE : - begin - length <= {data_i[14:0],1'b0}; - state <= RF_PKT; - end - RF_PKT : - begin - if(eof_out) state <= RF_IDLE; - length <= length - 1; - end - endcase // case (state) - - assign dst_rdy_o = dst_rdy_i; // this is a little pessimistic but ok - assign src_rdy_o = src_rdy_i; - - wire occ_out = 0; - assign eof_out = (state == RF_PKT) & (length == 2); - wire sof_out = (state == RF_IDLE); - assign data_o = {occ_out, eof_out, sof_out, data_i[15:0]}; - - -endmodule // packet_reframer - - - - |