16145Snate@binkert.org/* 26145Snate@binkert.org * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 36145Snate@binkert.org * All rights reserved. 46145Snate@binkert.org * 56145Snate@binkert.org * Redistribution and use in source and binary forms, with or without 66145Snate@binkert.org * modification, are permitted provided that the following conditions are 76145Snate@binkert.org * met: redistributions of source code must retain the above copyright 86145Snate@binkert.org * notice, this list of conditions and the following disclaimer; 96145Snate@binkert.org * redistributions in binary form must reproduce the above copyright 106145Snate@binkert.org * notice, this list of conditions and the following disclaimer in the 116145Snate@binkert.org * documentation and/or other materials provided with the distribution; 126145Snate@binkert.org * neither the name of the copyright holders nor the names of its 136145Snate@binkert.org * contributors may be used to endorse or promote products derived from 146145Snate@binkert.org * this software without specific prior written permission. 156145Snate@binkert.org * 166145Snate@binkert.org * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 176145Snate@binkert.org * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 186145Snate@binkert.org * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 196145Snate@binkert.org * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 206145Snate@binkert.org * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 216145Snate@binkert.org * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 226145Snate@binkert.org * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 236145Snate@binkert.org * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 246145Snate@binkert.org * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 256145Snate@binkert.org * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 266145Snate@binkert.org * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 276145Snate@binkert.org */ 286145Snate@binkert.org 296154Snate@binkert.org#include "mem/ruby/slicc_interface/AbstractCacheEntry.hh" 306145Snate@binkert.org 3111059Snilay@cs.wisc.edu#include "base/trace.hh" 3211059Snilay@cs.wisc.edu#include "debug/RubyCache.hh" 3311059Snilay@cs.wisc.edu 347039Snate@binkert.orgAbstractCacheEntry::AbstractCacheEntry() 357039Snate@binkert.org{ 368086SBrad.Beckmann@amd.com m_Permission = AccessPermission_NotPresent; 3711025Snilay@cs.wisc.edu m_Address = 0; 387839Snilay@cs.wisc.edu m_locked = -1; 396145Snate@binkert.org} 406145Snate@binkert.org 417039Snate@binkert.orgAbstractCacheEntry::~AbstractCacheEntry() 427039Snate@binkert.org{ 436145Snate@binkert.org} 446145Snate@binkert.org 457839Snilay@cs.wisc.eduvoid 467839Snilay@cs.wisc.eduAbstractCacheEntry::changePermission(AccessPermission new_perm) 477839Snilay@cs.wisc.edu{ 488086SBrad.Beckmann@amd.com AbstractEntry::changePermission(new_perm); 497839Snilay@cs.wisc.edu if ((new_perm == AccessPermission_Invalid) || 508084SBrad.Beckmann@amd.com (new_perm == AccessPermission_NotPresent)) { 517839Snilay@cs.wisc.edu m_locked = -1; 527839Snilay@cs.wisc.edu } 537839Snilay@cs.wisc.edu} 5411059Snilay@cs.wisc.edu 5511059Snilay@cs.wisc.eduvoid 5611059Snilay@cs.wisc.eduAbstractCacheEntry::setLocked(int context) 5711059Snilay@cs.wisc.edu{ 5811118Snilay@cs.wisc.edu DPRINTF(RubyCache, "Setting Lock for addr: %#x to %d\n", m_Address, context); 5911059Snilay@cs.wisc.edu m_locked = context; 6011059Snilay@cs.wisc.edu} 6111059Snilay@cs.wisc.edu 6211059Snilay@cs.wisc.eduvoid 6311059Snilay@cs.wisc.eduAbstractCacheEntry::clearLocked() 6411059Snilay@cs.wisc.edu{ 6511118Snilay@cs.wisc.edu DPRINTF(RubyCache, "Clear Lock for addr: %#x\n", m_Address); 6611059Snilay@cs.wisc.edu m_locked = -1; 6711059Snilay@cs.wisc.edu} 6811059Snilay@cs.wisc.edu 6911059Snilay@cs.wisc.edubool 7011059Snilay@cs.wisc.eduAbstractCacheEntry::isLocked(int context) const 7111059Snilay@cs.wisc.edu{ 7211118Snilay@cs.wisc.edu DPRINTF(RubyCache, "Testing Lock for addr: %#llx cur %d con %d\n", 7311059Snilay@cs.wisc.edu m_Address, m_locked, context); 7411059Snilay@cs.wisc.edu return m_locked == context; 7511059Snilay@cs.wisc.edu} 76