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//
// Copyright 2013 Ettus Research LLC
//
module data_swapper_64 (
input [2:0] swap_lanes,
input [63:0] i_tdata,
output [63:0] o_tdata
);
localparam SWAP_32B = 3'b100;
localparam SWAP_16B = 3'b010;
localparam SWAP_8B = 3'b001;
wire [63:0] data_p1, data_p2;
assign data_p1 = (|(swap_lanes & SWAP_32B)) ? { i_tdata[31:0], i_tdata[63:32] } : i_tdata;
assign data_p2 = (|(swap_lanes & SWAP_16B)) ? { data_p1[47:32], data_p1[63:48], data_p1[15:0], data_p1[31:16] } : data_p1;
assign o_tdata = (|(swap_lanes & SWAP_8B)) ? { data_p2[55:48], data_p2[63:56], data_p2[39:32], data_p2[47:40],
data_p2[23:16], data_p2[31:24], data_p2[7:0], data_p2[15:8] } : data_p2;
endmodule // data_swapper_64
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