OpenCores
URL https://opencores.org/ocsvn/sparc64soc/sparc64soc/trunk

Subversion Repositories sparc64soc

[/] [sparc64soc/] [trunk/] [T1-CPU/] [exu/] [sparc_exu_ecc_dec.v] - Blame information for rev 2

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 2 dmitryr 
// ========== Copyright Header Begin ==========================================
2 
//
3 
// OpenSPARC T1 Processor File: sparc_exu_ecc_dec.v
4 
// Copyright (c) 2006 Sun Microsystems, Inc.  All Rights Reserved.
5 
// DO NOT ALTER OR REMOVE COPYRIGHT NOTICES.
6 
//
7 
// The above named program is free software; you can redistribute it and/or
8 
// modify it under the terms of the GNU General Public
9 
// License version 2 as published by the Free Software Foundation.
10 
//
11 
// The above named program is distributed in the hope that it will be
12 
// useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
13 
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 
// General Public License for more details.
15 
//
16 
// You should have received a copy of the GNU General Public
17 
// License along with this work; if not, write to the Free Software
18 
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
19 
//
20 
// ========== Copyright Header End ============================================
21 
////////////////////////////////////////////////////////////////////////
22 
/*
23 
//  Module Name: sparc_exu_ecc_dec
24 
//      Description:  Decodes the result from the ecc checking block
25 
//                      into a 64 bit value that is used to correct single bit errors.
26 
//                      Correction is performed by e ^ data.
27 
*/
28 
module sparc_exu_ecc_dec (/*AUTOARG*/
29 
   // Outputs
30 
   e,
31 
   // Inputs
32 
   q
33 
   ) ;
34 
   input [6:0] q;
35 
   output [63:0] e;
36 
 
37 
   assign e[0] = ~q[6] & ~q[5] & ~q[4] & ~q[3] & ~q[2] & q[1] & q[0];
38 
   assign e[1] = ~q[6] & ~q[5] & ~q[4] & ~q[3] & q[2] & ~q[1] & q[0];
39 
   assign e[2] = ~q[6] & ~q[5] & ~q[4] & ~q[3] & q[2] & q[1] & ~q[0];
40 
   assign e[3] = ~q[6] & ~q[5] & ~q[4] & ~q[3] & q[2] & q[1] & q[0];
41 
   assign e[4] = ~q[6] & ~q[5] & ~q[4] & q[3] & ~q[2] & ~q[1] & q[0];
42 
   assign e[5] = ~q[6] & ~q[5] & ~q[4] & q[3] & ~q[2] & q[1] & ~q[0];
43 
   assign e[6] = ~q[6] & ~q[5] & ~q[4] & q[3] & ~q[2] & q[1] & q[0];
44 
   assign e[7] = ~q[6] & ~q[5] & ~q[4] & q[3] & q[2] & ~q[1] & ~q[0];
45 
   assign e[8] = ~q[6] & ~q[5] & ~q[4] & q[3] & q[2] & ~q[1] & q[0];
46 
   assign e[9] = ~q[6] & ~q[5] & ~q[4] & q[3] & q[2] & q[1] & ~q[0];
47 
   assign e[10] = ~q[6] & ~q[5] & ~q[4] & q[3] & q[2] & q[1] & q[0];
48 
   assign e[11] = ~q[6] & ~q[5] & q[4] & ~q[3] & ~q[2] & ~q[1] & q[0];
49 
   assign e[12] = ~q[6] & ~q[5] & q[4] & ~q[3] & ~q[2] & q[1] & ~q[0];
50 
   assign e[13] = ~q[6] & ~q[5] & q[4] & ~q[3] & ~q[2] & q[1] & q[0];
51 
   assign e[14] = ~q[6] & ~q[5] & q[4] & ~q[3] & q[2] & ~q[1] & ~q[0];
52 
   assign e[15] = ~q[6] & ~q[5] & q[4] & ~q[3] & q[2] & ~q[1] & q[0];
53 
   assign e[16] = ~q[6] & ~q[5] & q[4] & ~q[3] & q[2] & q[1] & ~q[0];
54 
   assign e[17] = ~q[6] & ~q[5] & q[4] & ~q[3] & q[2] & q[1] & q[0];
55 
   assign e[18] = ~q[6] & ~q[5] & q[4] & q[3] & ~q[2] & ~q[1] & ~q[0];
56 
   assign e[19] = ~q[6] & ~q[5] & q[4] & q[3] & ~q[2] & ~q[1] & q[0];
57 
   assign e[20] = ~q[6] & ~q[5] & q[4] & q[3] & ~q[2] & q[1] & ~q[0];
58 
   assign e[21] = ~q[6] & ~q[5] & q[4] & q[3] & ~q[2] & q[1] & q[0];
59 
   assign e[22] = ~q[6] & ~q[5] & q[4] & q[3] & q[2] & ~q[1] & ~q[0];
60 
   assign e[23] = ~q[6] & ~q[5] & q[4] & q[3] & q[2] & ~q[1] & q[0];
61 
   assign e[24] = ~q[6] & ~q[5] & q[4] & q[3] & q[2] & q[1] & ~q[0];
62 
   assign e[25] = ~q[6] & ~q[5] & q[4] & q[3] & q[2] & q[1] & q[0];
63 
   assign e[26] = ~q[6] & q[5] & ~q[4] & ~q[3] & ~q[2] & ~q[1] & q[0];
64 
   assign e[27] = ~q[6] & q[5] & ~q[4] & ~q[3] & ~q[2] & q[1] & ~q[0];
65 
   assign e[28] = ~q[6] & q[5] & ~q[4] & ~q[3] & ~q[2] & q[1] & q[0];
66 
   assign e[29] = ~q[6] & q[5] & ~q[4] & ~q[3] & q[2] & ~q[1] & ~q[0];
67 
   assign e[30] = ~q[6] & q[5] & ~q[4] & ~q[3] & q[2] & ~q[1] & q[0];
68 
   assign e[31] = ~q[6] & q[5] & ~q[4] & ~q[3] & q[2] & q[1] & ~q[0];
69 
   assign e[32] = ~q[6] & q[5] & ~q[4] & ~q[3] & q[2] & q[1] & q[0];
70 
   assign e[33] = ~q[6] & q[5] & ~q[4] & q[3] & ~q[2] & ~q[1] & ~q[0];
71 
   assign e[34] = ~q[6] & q[5] & ~q[4] & q[3] & ~q[2] & ~q[1] & q[0];
72 
   assign e[35] = ~q[6] & q[5] & ~q[4] & q[3] & ~q[2] & q[1] & ~q[0];
73 
   assign e[36] = ~q[6] & q[5] & ~q[4] & q[3] & ~q[2] & q[1] & q[0];
74 
   assign e[37] = ~q[6] & q[5] & ~q[4] & q[3] & q[2] & ~q[1] & ~q[0];
75 
   assign e[38] = ~q[6] & q[5] & ~q[4] & q[3] & q[2] & ~q[1] & q[0];
76 
   assign e[39] = ~q[6] & q[5] & ~q[4] & q[3] & q[2] & q[1] & ~q[0];
77 
   assign e[40] = ~q[6] & q[5] & ~q[4] & q[3] & q[2] & q[1] & q[0];
78 
   assign e[41] = ~q[6] & q[5] & q[4] & ~q[3] & ~q[2] & ~q[1] & ~q[0];
79 
   assign e[42] = ~q[6] & q[5] & q[4] & ~q[3] & ~q[2] & ~q[1] & q[0];
80 
   assign e[43] = ~q[6] & q[5] & q[4] & ~q[3] & ~q[2] & q[1] & ~q[0];
81 
   assign e[44] = ~q[6] & q[5] & q[4] & ~q[3] & ~q[2] & q[1] & q[0];
82 
   assign e[45] = ~q[6] & q[5] & q[4] & ~q[3] & q[2] & ~q[1] & ~q[0];
83 
   assign e[46] = ~q[6] & q[5] & q[4] & ~q[3] & q[2] & ~q[1] & q[0];
84 
   assign e[47] = ~q[6] & q[5] & q[4] & ~q[3] & q[2] & q[1] & ~q[0];
85 
   assign e[48] = ~q[6] & q[5] & q[4] & ~q[3] & q[2] & q[1] & q[0];
86 
   assign e[49] = ~q[6] & q[5] & q[4] & q[3] & ~q[2] & ~q[1] & ~q[0];
87 
   assign e[50] = ~q[6] & q[5] & q[4] & q[3] & ~q[2] & ~q[1] & q[0];
88 
   assign e[51] = ~q[6] & q[5] & q[4] & q[3] & ~q[2] & q[1] & ~q[0];
89 
   assign e[52] = ~q[6] & q[5] & q[4] & q[3] & ~q[2] & q[1] & q[0];
90 
   assign e[53] = ~q[6] & q[5] & q[4] & q[3] & q[2] & ~q[1] & ~q[0];
91 
   assign e[54] = ~q[6] & q[5] & q[4] & q[3] & q[2] & ~q[1] & q[0];
92 
   assign e[55] = ~q[6] & q[5] & q[4] & q[3] & q[2] & q[1] & ~q[0];
93 
   assign e[56] = ~q[6] & q[5] & q[4] & q[3] & q[2] & q[1] & q[0];
94 
   assign e[57] = q[6] & ~q[5] & ~q[4] & ~q[3] & ~q[2] & ~q[1] & q[0];
95 
   assign e[58] = q[6] & ~q[5] & ~q[4] & ~q[3] & ~q[2] & q[1] & ~q[0];
96 
   assign e[59] = q[6] & ~q[5] & ~q[4] & ~q[3] & ~q[2] & q[1] & q[0];
97 
   assign e[60] = q[6] & ~q[5] & ~q[4] & ~q[3] & q[2] & ~q[1] & ~q[0];
98 
   assign e[61] = q[6] & ~q[5] & ~q[4] & ~q[3] & q[2] & ~q[1] & q[0];
99 
   assign e[62] = q[6] & ~q[5] & ~q[4] & ~q[3] & q[2] & q[1] & ~q[0];
100 
   assign e[63] = q[6] & ~q[5] & ~q[4] & ~q[3] & q[2] & q[1] & q[0];
101 
 
102 
endmodule // sparc_exu_ecc_dec

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.