| 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 | |