Merge branch 'master' into mwest/b200_docs

1 files changed, 71 insertions, 0 deletions

diff --git a/fpga/usrp3/lib/xge/rtl/include/utils.v b/fpga/usrp3/lib/xge/rtl/include/utils.v
new file mode 100644
index 000000000..6137b3e31
--- /dev/null
+++ b/fpga/usrp3/lib/xge/rtl/include/utils.v
@@ -0,0 +1,71 @@
+//////////////////////////////////////////////////////////////////////
+////                                                              ////
+////  File name "utils.v"                                         ////
+////                                                              ////
+////  This file is part of the "10GE MAC" project                 ////
+////  http://www.opencores.org/cores/xge_mac/                     ////
+////                                                              ////
+////  Author(s):                                                  ////
+////      - A. Tanguay (antanguay@opencores.org)                  ////
+////                                                              ////
+//////////////////////////////////////////////////////////////////////
+////                                                              ////
+//// Copyright (C) 2008 AUTHORS. All rights reserved.             ////
+////                                                              ////
+//// This source file may be used and distributed without         ////
+//// restriction provided that this copyright statement is not    ////
+//// removed from the file and that any derivative work contains  ////
+//// the original copyright notice and the associated disclaimer. ////
+////                                                              ////
+//// This source file is free software; you can redistribute it   ////
+//// and/or modify it under the terms of the GNU Lesser General   ////
+//// Public License as published by the Free Software Foundation; ////
+//// either version 2.1 of the License, or (at your option) any   ////
+//// later version.                                               ////
+////                                                              ////
+//// This source 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 Lesser General Public License for more ////
+//// details.                                                     ////
+////                                                              ////
+//// You should have received a copy of the GNU Lesser General    ////
+//// Public License along with this source; if not, download it   ////
+//// from http://www.opencores.org/lgpl.shtml                     ////
+////                                                              ////
+//////////////////////////////////////////////////////////////////////
+ 
+ 
+function [63:0] reverse_64b;
+  input [63:0]   data;
+  integer        i;
+    begin
+        for (i = 0; i < 64; i = i + 1) begin
+            reverse_64b[i] = data[63 - i];
+        end
+    end
+endfunction
+ 
+ 
+function [31:0] reverse_32b;
+  input [31:0]   data;
+  integer        i;
+    begin
+        for (i = 0; i < 32; i = i + 1) begin
+            reverse_32b[i] = data[31 - i];
+        end
+    end
+endfunction
+ 
+ 
+function [7:0] reverse_8b;
+  input [7:0]   data;
+  integer        i;
+    begin
+        for (i = 0; i < 8; i = i + 1) begin
+            reverse_8b[i] = data[7 - i];
+        end
+    end
+endfunction
+ 
+