diff options
Diffstat (limited to 'fpga/usrp3/lib/xge/rtl/verilog/CRC32_D8.v')
| -rw-r--r-- | fpga/usrp3/lib/xge/rtl/verilog/CRC32_D8.v | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/fpga/usrp3/lib/xge/rtl/verilog/CRC32_D8.v b/fpga/usrp3/lib/xge/rtl/verilog/CRC32_D8.v deleted file mode 100644 index 814648684..000000000 --- a/fpga/usrp3/lib/xge/rtl/verilog/CRC32_D8.v +++ /dev/null @@ -1,101 +0,0 @@ -/////////////////////////////////////////////////////////////////////// -// File: CRC32_D8.v -// Date: Fri Feb 8 19:26:59 2008 -// -// Copyright (C) 1999-2003 Easics NV. -// 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 PROVIDED "AS IS" AND WITHOUT ANY EXPRESS -// OR IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED -// WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. -// -// Purpose: Verilog module containing a synthesizable CRC function -// * polynomial: (0 1 2 4 5 7 8 10 11 12 16 22 23 26 32) -// * data width: 8 -// -// Info: tools@easics.be -// http://www.easics.com -/////////////////////////////////////////////////////////////////////// - - -//module CRC32_D8; - - // polynomial: (0 1 2 4 5 7 8 10 11 12 16 22 23 26 32) - // data width: 8 - // convention: the first serial data bit is D[7] - function [31:0] nextCRC32_D8; - - input [7:0] Data; - input [31:0] CRC; - - reg [7:0] D; - reg [31:0] C; - reg [31:0] NewCRC; - - begin - - D = Data; - C = CRC; - - NewCRC[0] = D[6] ^ D[0] ^ C[24] ^ C[30]; - NewCRC[1] = D[7] ^ D[6] ^ D[1] ^ D[0] ^ C[24] ^ C[25] ^ C[30] ^ - C[31]; - NewCRC[2] = D[7] ^ D[6] ^ D[2] ^ D[1] ^ D[0] ^ C[24] ^ C[25] ^ - C[26] ^ C[30] ^ C[31]; - NewCRC[3] = D[7] ^ D[3] ^ D[2] ^ D[1] ^ C[25] ^ C[26] ^ C[27] ^ - C[31]; - NewCRC[4] = D[6] ^ D[4] ^ D[3] ^ D[2] ^ D[0] ^ C[24] ^ C[26] ^ - C[27] ^ C[28] ^ C[30]; - NewCRC[5] = D[7] ^ D[6] ^ D[5] ^ D[4] ^ D[3] ^ D[1] ^ D[0] ^ C[24] ^ - C[25] ^ C[27] ^ C[28] ^ C[29] ^ C[30] ^ C[31]; - NewCRC[6] = D[7] ^ D[6] ^ D[5] ^ D[4] ^ D[2] ^ D[1] ^ C[25] ^ C[26] ^ - C[28] ^ C[29] ^ C[30] ^ C[31]; - NewCRC[7] = D[7] ^ D[5] ^ D[3] ^ D[2] ^ D[0] ^ C[24] ^ C[26] ^ - C[27] ^ C[29] ^ C[31]; - NewCRC[8] = D[4] ^ D[3] ^ D[1] ^ D[0] ^ C[0] ^ C[24] ^ C[25] ^ - C[27] ^ C[28]; - NewCRC[9] = D[5] ^ D[4] ^ D[2] ^ D[1] ^ C[1] ^ C[25] ^ C[26] ^ - C[28] ^ C[29]; - NewCRC[10] = D[5] ^ D[3] ^ D[2] ^ D[0] ^ C[2] ^ C[24] ^ C[26] ^ - C[27] ^ C[29]; - NewCRC[11] = D[4] ^ D[3] ^ D[1] ^ D[0] ^ C[3] ^ C[24] ^ C[25] ^ - C[27] ^ C[28]; - NewCRC[12] = D[6] ^ D[5] ^ D[4] ^ D[2] ^ D[1] ^ D[0] ^ C[4] ^ C[24] ^ - C[25] ^ C[26] ^ C[28] ^ C[29] ^ C[30]; - NewCRC[13] = D[7] ^ D[6] ^ D[5] ^ D[3] ^ D[2] ^ D[1] ^ C[5] ^ C[25] ^ - C[26] ^ C[27] ^ C[29] ^ C[30] ^ C[31]; - NewCRC[14] = D[7] ^ D[6] ^ D[4] ^ D[3] ^ D[2] ^ C[6] ^ C[26] ^ C[27] ^ - C[28] ^ C[30] ^ C[31]; - NewCRC[15] = D[7] ^ D[5] ^ D[4] ^ D[3] ^ C[7] ^ C[27] ^ C[28] ^ - C[29] ^ C[31]; - NewCRC[16] = D[5] ^ D[4] ^ D[0] ^ C[8] ^ C[24] ^ C[28] ^ C[29]; - NewCRC[17] = D[6] ^ D[5] ^ D[1] ^ C[9] ^ C[25] ^ C[29] ^ C[30]; - NewCRC[18] = D[7] ^ D[6] ^ D[2] ^ C[10] ^ C[26] ^ C[30] ^ C[31]; - NewCRC[19] = D[7] ^ D[3] ^ C[11] ^ C[27] ^ C[31]; - NewCRC[20] = D[4] ^ C[12] ^ C[28]; - NewCRC[21] = D[5] ^ C[13] ^ C[29]; - NewCRC[22] = D[0] ^ C[14] ^ C[24]; - NewCRC[23] = D[6] ^ D[1] ^ D[0] ^ C[15] ^ C[24] ^ C[25] ^ C[30]; - NewCRC[24] = D[7] ^ D[2] ^ D[1] ^ C[16] ^ C[25] ^ C[26] ^ C[31]; - NewCRC[25] = D[3] ^ D[2] ^ C[17] ^ C[26] ^ C[27]; - NewCRC[26] = D[6] ^ D[4] ^ D[3] ^ D[0] ^ C[18] ^ C[24] ^ C[27] ^ - C[28] ^ C[30]; - NewCRC[27] = D[7] ^ D[5] ^ D[4] ^ D[1] ^ C[19] ^ C[25] ^ C[28] ^ - C[29] ^ C[31]; - NewCRC[28] = D[6] ^ D[5] ^ D[2] ^ C[20] ^ C[26] ^ C[29] ^ C[30]; - NewCRC[29] = D[7] ^ D[6] ^ D[3] ^ C[21] ^ C[27] ^ C[30] ^ C[31]; - NewCRC[30] = D[7] ^ D[4] ^ C[22] ^ C[28] ^ C[31]; - NewCRC[31] = D[5] ^ C[23] ^ C[29]; - - nextCRC32_D8 = NewCRC; - - end - - endfunction - -//endmodule - -
\ No newline at end of file |