oh/memory/hdl/fifo_async.v

//`include "../../elink/hdl/elink_constants.v"
module fifo_async 
   (/*AUTOARG*/
   // Outputs
   full, prog_full, dout, empty, valid,
   // Inputs
   wr_rst, rd_rst, wr_clk, rd_clk, wr_en, din, rd_en
   );
   
   parameter DW    = 104;        //FIFO width
   parameter DEPTH = 32;          //FIFO depth
     
   //##########
   //# RESET/CLOCK
   //##########
   input 	   wr_rst;    //write reset
   input 	   rd_rst;    //read reset 
   input           wr_clk;    //write clock   
   input           rd_clk;    //read clock   

   //##########
   //# FIFO WRITE
   //##########
   input             wr_en;   
   input [DW-1:0]    din;
   output            full;
   output            prog_full;

   //###########
   //# FIFO READ
   //###########
   input 	      rd_en;
   output [DW-1:0] dout;
   output 	      empty;
   output 	      valid;

   
`ifdef TARGET_CLEAN

   fifo_async_model fifo_model (.full		(),
				.prog_full	(prog_full),
				.almost_full	(full),
				/*AUTOINST*/
				// Outputs
				.dout		(dout[DW-1:0]),
				.empty		(empty),
				.valid		(valid),
				// Inputs
				.wr_rst		(wr_rst),
				.rd_rst		(rd_rst),
				.wr_clk		(wr_clk),
				.rd_clk		(rd_clk),
				.wr_en		(wr_en),
				.din		(din[DW-1:0]),
				.rd_en		(rd_en));
   
`elsif TARGET_XILINX   
   generate
      if((DW==104) & (DEPTH==32))
	begin
	   fifo_async_104x32 fifo_async_104x32 (.full		(),
						.prog_full	(prog_full),
						.almost_full	(full),
						/*AUTOINST*/
						// Outputs
						.dout		(dout[DW-1:0]),
						.empty		(empty),
						.valid		(valid),
						// Inputs
						.wr_rst		(wr_rst),
						.rd_rst		(rd_rst),
						.wr_clk		(wr_clk),
						.rd_clk		(rd_clk),
						.wr_en		(wr_en),
						.din		(din[DW-1:0]),
						.rd_en		(rd_en));
	   
	end 

      
	      
   endgenerate
   
      
`endif // !`elsif TARGET_XILINX
   
   
endmodule // fifo_async
// Local Variables:
// verilog-library-directories:("." "../../xilibs/hdl")
// End:

/*
  Copyright (C) 2013 Adapteva, Inc.
  Contributed by Andreas Olofsson, Roman Trogan <support@adapteva.com>

  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 (see the file COPYING).  If not, see
  <http://www.gnu.org/licenses/>.
*/