projects / OpenSPARC-T2-DV / blame
? search:
summary | tags | clone url | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Initial commit of OpenSPARC T2 design and verification files.
[OpenSPARC-T2-DV] / design / sys / iop / niu / rtl / niu_gnt_encoder.v
CommitLineData
86530b38
AT		 1// ========== Copyright Header Begin ==========================================
2//
3// OpenSPARC T2 Processor File: niu_gnt_encoder.v
4// Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved
5// 4150 Network Circle, Santa Clara, California 95054, U.S.A.
6//
7// * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8//
9// This program is free software; you can redistribute it and/or modify
10// it under the terms of the GNU General Public License as published by
11// the Free Software Foundation; version 2 of the License.
12//
13// This program is distributed in the hope that it will be useful,
14// but WITHOUT ANY WARRANTY; without even the implied warranty of
15// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16// GNU General Public License for more details.
17//
18// You should have received a copy of the GNU General Public License
19// along with this program; if not, write to the Free Software
20// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21//
22// For the avoidance of doubt, and except that if any non-GPL license
23// choice is available it will apply instead, Sun elects to use only
24// the General Public License version 2 (GPLv2) at this time for any
25// software where a choice of GPL license versions is made
26// available with the language indicating that GPLv2 or any later version
27// may be used, or where a choice of which version of the GPL is applied is
28// otherwise unspecified.
29//
30// Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
31// CA 95054 USA or visit www.sun.com if you need additional information or
32// have any questions.
33//
34// ========== Copyright Header End ============================================
35
36/* This file is genetated from encoder.c */
37module niu_gnt_encoder (gnt,gnt_num);
38input [63:0] gnt;
39output [5:0] gnt_num;
40
41
42reg [5:0] gnt_num;
43
44 always @ (gnt)
45 casex(gnt[63:0])
46 /* ----------------------------------------- */
47 64'h1: gnt_num[5:0] = 6'd0;
48 64'h2: gnt_num[5:0] = 6'd1;
49 64'h4: gnt_num[5:0] = 6'd2;
50 64'h8: gnt_num[5:0] = 6'd3;
51 64'h10: gnt_num[5:0] = 6'd4;
52 64'h20: gnt_num[5:0] = 6'd5;
53 64'h40: gnt_num[5:0] = 6'd6;
54 64'h80: gnt_num[5:0] = 6'd7;
55 64'h100: gnt_num[5:0] = 6'd8;
56 64'h200: gnt_num[5:0] = 6'd9;
57 64'h400: gnt_num[5:0] = 6'd10;
58 64'h800: gnt_num[5:0] = 6'd11;
59 64'h1000: gnt_num[5:0] = 6'd12;
60 64'h2000: gnt_num[5:0] = 6'd13;
61 64'h4000: gnt_num[5:0] = 6'd14;
62 64'h8000: gnt_num[5:0] = 6'd15;
63 64'h10000: gnt_num[5:0] = 6'd16;
64 64'h20000: gnt_num[5:0] = 6'd17;
65 64'h40000: gnt_num[5:0] = 6'd18;
66 64'h80000: gnt_num[5:0] = 6'd19;
67 64'h100000: gnt_num[5:0] = 6'd20;
68 64'h200000: gnt_num[5:0] = 6'd21;
69 64'h400000: gnt_num[5:0] = 6'd22;
70 64'h800000: gnt_num[5:0] = 6'd23;
71 64'h1000000: gnt_num[5:0] = 6'd24;
72 64'h2000000: gnt_num[5:0] = 6'd25;
73 64'h4000000: gnt_num[5:0] = 6'd26;
74 64'h8000000: gnt_num[5:0] = 6'd27;
75 64'h10000000: gnt_num[5:0] = 6'd28;
76 64'h20000000: gnt_num[5:0] = 6'd29;
77 64'h40000000: gnt_num[5:0] = 6'd30;
78 64'h80000000: gnt_num[5:0] = 6'd31;
79 /* ----------------------------------------- */
80 64'h1_00000000: gnt_num[5:0] = 6'd32;
81 64'h2_00000000: gnt_num[5:0] = 6'd33;
82 64'h4_00000000: gnt_num[5:0] = 6'd34;
83 64'h8_00000000: gnt_num[5:0] = 6'd35;
84 64'h10_00000000: gnt_num[5:0] = 6'd36;
85 64'h20_00000000: gnt_num[5:0] = 6'd37;
86 64'h40_00000000: gnt_num[5:0] = 6'd38;
87 64'h80_00000000: gnt_num[5:0] = 6'd39;
88 64'h100_00000000: gnt_num[5:0] = 6'd40;
89 64'h200_00000000: gnt_num[5:0] = 6'd41;
90 64'h400_00000000: gnt_num[5:0] = 6'd42;
91 64'h800_00000000: gnt_num[5:0] = 6'd43;
92 64'h1000_00000000: gnt_num[5:0] = 6'd44;
93 64'h2000_00000000: gnt_num[5:0] = 6'd45;
94 64'h4000_00000000: gnt_num[5:0] = 6'd46;
95 64'h8000_00000000: gnt_num[5:0] = 6'd47;
96 64'h10000_00000000: gnt_num[5:0] = 6'd48;
97 64'h20000_00000000: gnt_num[5:0] = 6'd49;
98 64'h40000_00000000: gnt_num[5:0] = 6'd50;
99 64'h80000_00000000: gnt_num[5:0] = 6'd51;
100 64'h100000_00000000: gnt_num[5:0] = 6'd52;
101 64'h200000_00000000: gnt_num[5:0] = 6'd53;
102 64'h400000_00000000: gnt_num[5:0] = 6'd54;
103 64'h800000_00000000: gnt_num[5:0] = 6'd55;
104 64'h1000000_00000000: gnt_num[5:0] = 6'd56;
105 64'h2000000_00000000: gnt_num[5:0] = 6'd57;
106 64'h4000000_00000000: gnt_num[5:0] = 6'd58;
107 64'h8000000_00000000: gnt_num[5:0] = 6'd59;
108 64'h10000000_00000000: gnt_num[5:0] = 6'd60;
109 64'h20000000_00000000: gnt_num[5:0] = 6'd61;
110 64'h40000000_00000000: gnt_num[5:0] = 6'd62;
111 64'h80000000_00000000: gnt_num[5:0] = 6'd63;
112 default: gnt_num[5:0] = 6'd0;
113 endcase
114
115
116endmodule // niu_gnt_encoder
Full OpenSPARC design & verification tarball including full HDL.