diff options
Diffstat (limited to 'fpga/usrp3/lib/rfnoc/axi_packet_mux.v')
-rw-r--r-- | fpga/usrp3/lib/rfnoc/axi_packet_mux.v | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/fpga/usrp3/lib/rfnoc/axi_packet_mux.v b/fpga/usrp3/lib/rfnoc/axi_packet_mux.v deleted file mode 100644 index 53ce890ba..000000000 --- a/fpga/usrp3/lib/rfnoc/axi_packet_mux.v +++ /dev/null @@ -1,41 +0,0 @@ -// -// Copyright 2016 Ettus Research -// Copyright 2018 Ettus Research, a National Instruments Company -// -// SPDX-License-Identifier: LGPL-3.0-or-later -// -// Muxes and packetizes input AXI-streams. Assumes header on tuser. - -module axi_packet_mux #( - parameter NUM_INPUTS = 1, - parameter MUX_PRE_FIFO_SIZE = 0, // Use 0 (most efficient) unless there is need to compensate for unbalanced input path latencies - parameter MUX_POST_FIFO_SIZE = 0, // Generally leave at 0, similar effect as FIFO_SIZE - parameter FIFO_SIZE = 5 // Size of FIFO in CHDR framer -)( - input clk, input reset, input clear, - input [NUM_INPUTS*64-1:0] i_tdata, input [NUM_INPUTS-1:0] i_tlast, input [NUM_INPUTS-1:0] i_tvalid, output [NUM_INPUTS-1:0] i_tready, input [NUM_INPUTS*128-1:0] i_tuser, - output [63:0] o_tdata, output o_tlast, output o_tvalid, input o_tready -); - - wire [NUM_INPUTS*(64+128)-1:0] i_tdata_flat; - genvar i; - generate - for (i = 0; i < NUM_INPUTS; i = i + 1) begin - assign i_tdata_flat[(128+64)*(i+1)-1:(128+64)*i] = {i_tuser[128*(i+1)-1:128*i],i_tdata[64*(i+1)-1:64*i]}; - end - endgenerate - - wire [63:0] int_tdata; - wire [127:0] int_tuser; - wire int_tlast, int_tvalid, int_tready; - axi_mux #(.PRIO(0), .WIDTH(128+64), .PRE_FIFO_SIZE(MUX_PRE_FIFO_SIZE), .POST_FIFO_SIZE(MUX_POST_FIFO_SIZE), .SIZE(NUM_INPUTS)) axi_mux ( - .clk(clk), .reset(reset), .clear(1'b0), - .i_tdata(i_tdata_flat), .i_tlast(i_tlast), .i_tvalid(i_tvalid), .i_tready(i_tready), - .o_tdata({int_tuser, int_tdata}), .o_tlast(int_tlast), .o_tvalid(int_tvalid), .o_tready(int_tready)); - - chdr_framer #(.SIZE(FIFO_SIZE), .WIDTH(64)) chdr_framer ( - .clk(clk), .reset(reset), .clear(1'b0), - .i_tdata(int_tdata), .i_tuser(int_tuser), .i_tlast(int_tlast), .i_tvalid(int_tvalid), .i_tready(int_tready), - .o_tdata(o_tdata), .o_tlast(o_tlast), .o_tvalid(o_tvalid), .o_tready(o_tready)); - -endmodule |