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1 | // ========== Copyright Header Begin ========================================== |
2 | // | |
3 | // OpenSPARC T2 Processor File: ccx_tag_class.vrh | |
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 | #ifndef INC__TMP_CCX_TAG_CLASS_VRH | |
36 | #define INC__TMP_CCX_TAG_CLASS_VRH | |
37 | ||
38 | extern class TAG_MEM { | |
39 | string name; | |
40 | reg type; | |
41 | reg [2:0] max_tag; | |
42 | reg [6:0] max_line; | |
43 | reg [239:0] tag_mem [128]; | |
44 | task new ( | |
45 | reg new_type, | |
46 | reg [6:0] new_max_line, | |
47 | reg [2:0] new_max_tag, | |
48 | integer inst=0 | |
49 | ); | |
50 | task dump_mem ( | |
51 | integer msglevel | |
52 | ); | |
53 | task dump_line ( | |
54 | string why, | |
55 | reg [6:0] index, | |
56 | integer msglevel | |
57 | ); | |
58 | task dump_group ( | |
59 | string why, | |
60 | reg [5:0] index | |
61 | ); | |
62 | task write_tag ( | |
63 | reg [2:0] way, | |
64 | reg [6:0] index, | |
65 | reg [28:0] tag, | |
66 | reg valid, | |
67 | reg hitCheck=0 | |
68 | ); | |
69 | function reg [3:0] get_way ( | |
70 | string why, | |
71 | reg [6:0] index, | |
72 | reg [28:0] tag | |
73 | ); | |
74 | task search_tagmem ( | |
75 | var reg valid, | |
76 | var reg [6:0] index | |
77 | ); | |
78 | task get_tag ( | |
79 | reg [6:0] index, | |
80 | var reg valid, | |
81 | var reg [28:0] tag | |
82 | ); | |
83 | task read_line ( | |
84 | reg [6:0] index, | |
85 | var reg [28:0] tag0, | |
86 | var reg [28:0] tag1, | |
87 | var reg [28:0] tag2, | |
88 | var reg [28:0] tag3, | |
89 | var reg [28:0] tag4, | |
90 | var reg [28:0] tag5, | |
91 | var reg [28:0] tag6, | |
92 | var reg [28:0] tag7, | |
93 | var reg valid0, | |
94 | var reg valid1, | |
95 | var reg valid2, | |
96 | var reg valid3, | |
97 | var reg valid4, | |
98 | var reg valid5, | |
99 | var reg valid6, | |
100 | var reg valid7 | |
101 | ); | |
102 | function reg line_valid ( | |
103 | reg [6:0] index | |
104 | ); | |
105 | task error_check ( | |
106 | reg [2:0] way, | |
107 | reg [6:0] index | |
108 | ); | |
109 | task create_vector (reg format, | |
110 | reg [3:0] way, | |
111 | var reg [31:0] vect | |
112 | ); | |
113 | task evict_group (reg [28:0] evict_tag, | |
114 | reg [4:0] evict_index, | |
115 | var reg [111:0] inv_vect | |
116 | ); | |
117 | ||
118 | } | |
119 | ||
120 | #endif |