diff options
| author | Matt Ettus <matt@ettus.com> | 2009-09-02 17:28:57 -0700 | 
|---|---|---|
| committer | Matt Ettus <matt@ettus.com> | 2009-09-02 17:28:57 -0700 | 
| commit | fb04ad0eb86ea0cfa65be66c09c8424213c9c932 (patch) | |
| tree | fed22703437bec514f8407187d0cfdc6c525908e | |
| parent | a3ebf209706e424df88a0f5abbb12b80147c922b (diff) | |
| download | uhd-fb04ad0eb86ea0cfa65be66c09c8424213c9c932.tar.gz uhd-fb04ad0eb86ea0cfa65be66c09c8424213c9c932.tar.bz2 uhd-fb04ad0eb86ea0cfa65be66c09c8424213c9c932.zip | |
cleaning up the new fifos
| -rw-r--r-- | control_lib/newfifo/fifo_2clock.v (renamed from control_lib/newfifo/newfifo_2clock.v) | 0 | ||||
| -rw-r--r-- | control_lib/newfifo/fifo_2clock_cascade.v (renamed from control_lib/newfifo/cascadefifo_2clock.v) | 0 | ||||
| -rw-r--r-- | control_lib/newfifo/fifo_tb.v | 155 | 
3 files changed, 0 insertions, 155 deletions
| diff --git a/control_lib/newfifo/newfifo_2clock.v b/control_lib/newfifo/fifo_2clock.v index 23a6f693c..23a6f693c 100644 --- a/control_lib/newfifo/newfifo_2clock.v +++ b/control_lib/newfifo/fifo_2clock.v diff --git a/control_lib/newfifo/cascadefifo_2clock.v b/control_lib/newfifo/fifo_2clock_cascade.v index 2abbbf3b5..2abbbf3b5 100644 --- a/control_lib/newfifo/cascadefifo_2clock.v +++ b/control_lib/newfifo/fifo_2clock_cascade.v diff --git a/control_lib/newfifo/fifo_tb.v b/control_lib/newfifo/fifo_tb.v deleted file mode 100644 index 98fd63f8d..000000000 --- a/control_lib/newfifo/fifo_tb.v +++ /dev/null @@ -1,155 +0,0 @@ -module fifo_tb(); -    -   reg clk, rst; -   wire short_full, short_empty, long_full, long_empty; -   wire casc_full, casc_empty, casc2_full, casc2_empty; -   reg 	read, write; -    -   wire [7:0] short_do, long_do; -   wire [7:0] casc_do, casc2_do; -   reg [7:0]  di; - -   reg 	      clear = 0; -    -   shortfifo #(.WIDTH(8)) shortfifo -     (.clk(clk),.rst(rst),.datain(di),.dataout(short_do),.clear(clear), -      .read(read),.write(write),.full(short_full),.empty(short_empty)); -    -   longfifo #(.WIDTH(8), .SIZE(4)) longfifo -     (.clk(clk),.rst(rst),.datain(di),.dataout(long_do),.clear(clear), -      .read(read),.write(write),.full(long_full),.empty(long_empty)); -    -   cascadefifo #(.WIDTH(8), .SIZE(4)) cascadefifo -     (.clk(clk),.rst(rst),.datain(di),.dataout(casc_do),.clear(clear), -      .read(read),.write(write),.full(casc_full),.empty(casc_empty)); -    -   cascadefifo2 #(.WIDTH(8), .SIZE(4)) cascadefifo2 -     (.clk(clk),.rst(rst),.datain(di),.dataout(casc2_do),.clear(clear), -      .read(read),.write(write),.full(casc2_full),.empty(casc2_empty)); -    -   initial rst = 1; -   initial #1000 rst = 0; -   initial clk = 0; -   always #50 clk = ~clk; -    -   initial di = 8'hAE; -   initial read = 0; -   initial write = 0; - -   always @(posedge clk) -     if(write) -       di <= di + 1; -    -   always @(posedge clk) -     begin -	if(short_full != long_full) -	  $display("Error: FULL mismatch"); -	if(short_empty != long_empty) -	  $display("Note: EMPTY mismatch, usually not a problem (longfifo has 2 cycle latency)"); -	if(read & (short_do != long_do)) -	  $display("Error: DATA mismatch"); -     end -    -   initial $dumpfile("fifo_tb.vcd"); -   initial $dumpvars(0,fifo_tb); - -   initial -     begin -	@(negedge rst); -	@(posedge clk); -	repeat (10) -	  @(posedge clk); -	write <= 1; -	@(posedge clk); -	write <= 0; -	@(posedge clk); -	@(posedge clk); -	@(posedge clk); -	@(posedge clk); -	@(posedge clk); -	@(posedge clk); -	@(posedge clk); -	@(posedge clk); -	read <= 1; -	@(posedge clk); -	read <= 0; -	@(posedge clk); -	@(posedge clk); -	@(posedge clk); -	@(posedge clk); -	@(posedge clk); - -	repeat(10) -	  begin -	     write <= 1; -	     @(posedge clk); -	     write <= 0; -	     @(posedge clk); -	     @(posedge clk); -	     @(posedge clk); -	     read <= 1; -	     @(posedge clk); -	     read <= 0; -	     @(posedge clk); -	     @(posedge clk); -	     @(posedge clk); -	     @(posedge clk); -	     @(posedge clk); -	  end // repeat (10) -	 -	write <= 1; -	repeat (4) -	  @(posedge clk); -	write <= 0; -	@(posedge clk); -	read <= 1; -	repeat (4) -	  @(posedge clk); -	read <= 0; -	@(posedge clk); - - -	write <= 1; -	repeat (4) -	  @(posedge clk); -	write <= 0; -	@(posedge clk); -	repeat (4) -	  begin -	     read <= 1; -	     @(posedge clk); -	     read <= 0; -	     @(posedge clk); -	  end - -	write <= 1; -	@(posedge clk); -	@(posedge clk); -	@(posedge clk); -	@(posedge clk); -	read <= 1; -	repeat (5) -	  @(posedge clk); -	write <= 0; -	  @(posedge clk); -	  @(posedge clk); -	read <= 0; -	@(posedge clk); - -	write <= 1; -	repeat (16) -	  @(posedge clk); -	write <= 0; -	@(posedge clk); -	 -	read <= 1; -	repeat (16) -	  @(posedge clk); -	read <= 0; -	@(posedge clk); -		  -	repeat (10) -	  @(posedge clk); -	$finish; -     end -endmodule // longfifo_tb | 
