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1 | // ========== Copyright Header Begin ========================================== |
2 | // | |
3 | // OpenSPARC T2 Processor File: XactorCtrl.vr | |
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 | #include <vera_defines.vrh> | |
36 | #include "XactorUtilities.vrh" | |
37 | #include "XactorDefines.vri" | |
38 | #include "XactorBaseBuilder.vrh" | |
39 | ||
40 | class XactorCtrl { | |
41 | ||
42 | // Transactor name | |
43 | string XactorName; | |
44 | // Report | |
45 | ReportClass MyReport; | |
46 | // Event that is triggered when the transactor is enabled | |
47 | event EnableEvent; | |
48 | // Event triggered when the transactor is reset | |
49 | event ResetEvent; | |
50 | // Flag set when the transactor is disabled | |
51 | protected bit DisableFlag; | |
52 | // Flag set when the transactor is reset | |
53 | protected bit ResetFlag; | |
54 | // Semaphore to control access to the Expect Data Structure of | |
55 | // the transactor's manager | |
56 | integer ExpectDataStructSemaphore; | |
57 | // Semphore to control access to the Expect Data Structure (with | |
58 | // "wildcard" values) of the transactor's manager | |
59 | integer XExpectDataStructSemaphore; | |
60 | // Semaphore to control access to the drive fifo. | |
61 | integer DriveFifoSemaphore; | |
62 | ||
63 | task new(XactorBaseBuilder Builder) { | |
64 | // Get transactor name | |
65 | XactorName = Builder.CreateName(); | |
66 | MyReport = Builder.CreateReport(); | |
67 | // By default the transactor is disabled. | |
68 | DisableFlag = 1'b1; | |
69 | // By default the transactor is not reset. | |
70 | ResetFlag = 1'b0; | |
71 | // Allocate only one Key for each semaphore. | |
72 | ExpectDataStructSemaphore = alloc(SEMAPHORE, 0, 1, 1); | |
73 | if(ExpectDataStructSemaphore == 0) { | |
74 | MyReport.report(RTYP_XACTOR_FMWORK_MEM_ALLOCATION_ERROR, | |
75 | "$0s: Failed to allocate ExpectDataStructSemaphore semaphore!!", | |
76 | XactorName); | |
77 | } | |
78 | XExpectDataStructSemaphore = alloc(SEMAPHORE, 0, 1, 1); | |
79 | if(XExpectDataStructSemaphore == 0) { | |
80 | MyReport.report(RTYP_XACTOR_FMWORK_MEM_ALLOCATION_ERROR, | |
81 | "$0s: Failed to allocate XExpectDataStructSemaphore semaphore!!", | |
82 | XactorName); | |
83 | } | |
84 | DriveFifoSemaphore = alloc(SEMAPHORE, 0, 1, 1); | |
85 | if(DriveFifoSemaphore == 0) { | |
86 | MyReport.report(RTYP_XACTOR_FMWORK_MEM_ALLOCATION_ERROR, | |
87 | "$0s: Failed to allocate DriveFifoSemaphore semaphore!!", | |
88 | XactorName); | |
89 | } | |
90 | } | |
91 | ||
92 | // Accessors | |
93 | ||
94 | task SetDisableFlag(bit Value) { | |
95 | DisableFlag = Value; | |
96 | } | |
97 | ||
98 | task SetResetFlag(bit Value) { | |
99 | ResetFlag = Value; | |
100 | } | |
101 | ||
102 | function bit GetDisableFlag() { | |
103 | GetDisableFlag = DisableFlag; | |
104 | } | |
105 | ||
106 | function bit GetResetFlag() { | |
107 | GetResetFlag = ResetFlag; | |
108 | } | |
109 | ||
110 | function event GetResetEvent() { | |
111 | GetResetEvent = ResetEvent; | |
112 | } | |
113 | ||
114 | function event GetEnableEvent() { | |
115 | GetEnableEvent = EnableEvent; | |
116 | } | |
117 | } | |
118 |