tlb.cc revision 5236
14997Sgblack@eecs.umich.edu/* 24997Sgblack@eecs.umich.edu * Copyright (c) 2007 The Hewlett-Packard Development Company 34997Sgblack@eecs.umich.edu * All rights reserved. 44997Sgblack@eecs.umich.edu * 54997Sgblack@eecs.umich.edu * Redistribution and use of this software in source and binary forms, 64997Sgblack@eecs.umich.edu * with or without modification, are permitted provided that the 74997Sgblack@eecs.umich.edu * following conditions are met: 84997Sgblack@eecs.umich.edu * 94997Sgblack@eecs.umich.edu * The software must be used only for Non-Commercial Use which means any 104997Sgblack@eecs.umich.edu * use which is NOT directed to receiving any direct monetary 114997Sgblack@eecs.umich.edu * compensation for, or commercial advantage from such use. Illustrative 124997Sgblack@eecs.umich.edu * examples of non-commercial use are academic research, personal study, 134997Sgblack@eecs.umich.edu * teaching, education and corporate research & development. 144997Sgblack@eecs.umich.edu * Illustrative examples of commercial use are distributing products for 154997Sgblack@eecs.umich.edu * commercial advantage and providing services using the software for 164997Sgblack@eecs.umich.edu * commercial advantage. 174997Sgblack@eecs.umich.edu * 184997Sgblack@eecs.umich.edu * If you wish to use this software or functionality therein that may be 194997Sgblack@eecs.umich.edu * covered by patents for commercial use, please contact: 204997Sgblack@eecs.umich.edu * Director of Intellectual Property Licensing 214997Sgblack@eecs.umich.edu * Office of Strategy and Technology 224997Sgblack@eecs.umich.edu * Hewlett-Packard Company 234997Sgblack@eecs.umich.edu * 1501 Page Mill Road 244997Sgblack@eecs.umich.edu * Palo Alto, California 94304 254997Sgblack@eecs.umich.edu * 264997Sgblack@eecs.umich.edu * Redistributions of source code must retain the above copyright notice, 274997Sgblack@eecs.umich.edu * this list of conditions and the following disclaimer. Redistributions 284997Sgblack@eecs.umich.edu * in binary form must reproduce the above copyright notice, this list of 294997Sgblack@eecs.umich.edu * conditions and the following disclaimer in the documentation and/or 304997Sgblack@eecs.umich.edu * other materials provided with the distribution. Neither the name of 314997Sgblack@eecs.umich.edu * the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its 324997Sgblack@eecs.umich.edu * contributors may be used to endorse or promote products derived from 334997Sgblack@eecs.umich.edu * this software without specific prior written permission. No right of 344997Sgblack@eecs.umich.edu * sublicense is granted herewith. Derivatives of the software and 354997Sgblack@eecs.umich.edu * output created using the software may be prepared, but only for 364997Sgblack@eecs.umich.edu * Non-Commercial Uses. Derivatives of the software may be shared with 374997Sgblack@eecs.umich.edu * others provided: (i) the others agree to abide by the list of 384997Sgblack@eecs.umich.edu * conditions herein which includes the Non-Commercial Use restrictions; 394997Sgblack@eecs.umich.edu * and (ii) such Derivatives of the software include the above copyright 404997Sgblack@eecs.umich.edu * notice to acknowledge the contribution from this software where 414997Sgblack@eecs.umich.edu * applicable, this list of conditions and the disclaimer below. 424997Sgblack@eecs.umich.edu * 434997Sgblack@eecs.umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 444997Sgblack@eecs.umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 454997Sgblack@eecs.umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 464997Sgblack@eecs.umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 474997Sgblack@eecs.umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 484997Sgblack@eecs.umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 494997Sgblack@eecs.umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 504997Sgblack@eecs.umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 514997Sgblack@eecs.umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 524997Sgblack@eecs.umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 534997Sgblack@eecs.umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 544997Sgblack@eecs.umich.edu * 554997Sgblack@eecs.umich.edu * Authors: Gabe Black 564997Sgblack@eecs.umich.edu */ 574997Sgblack@eecs.umich.edu 584997Sgblack@eecs.umich.edu#include <cstring> 594997Sgblack@eecs.umich.edu 605086Sgblack@eecs.umich.edu#include "config/full_system.hh" 615086Sgblack@eecs.umich.edu 625124Sgblack@eecs.umich.edu#include "arch/x86/pagetable.hh" 635086Sgblack@eecs.umich.edu#include "arch/x86/tlb.hh" 645149Sgblack@eecs.umich.edu#include "arch/x86/x86_traits.hh" 655086Sgblack@eecs.umich.edu#include "base/bitfield.hh" 665086Sgblack@eecs.umich.edu#include "base/trace.hh" 675086Sgblack@eecs.umich.edu#include "cpu/thread_context.hh" 685086Sgblack@eecs.umich.edu#include "cpu/base.hh" 695086Sgblack@eecs.umich.edu#include "mem/packet_access.hh" 705086Sgblack@eecs.umich.edu#include "mem/request.hh" 715086Sgblack@eecs.umich.edu#include "sim/system.hh" 725086Sgblack@eecs.umich.edu 735086Sgblack@eecs.umich.edunamespace X86ISA { 745086Sgblack@eecs.umich.edu 755236Sgblack@eecs.umich.eduTLB::TLB(const Params *p) : MemObject(p), walker(name(), this), size(p->size) 765124Sgblack@eecs.umich.edu{ 775124Sgblack@eecs.umich.edu tlb = new TlbEntry[size]; 785124Sgblack@eecs.umich.edu std::memset(tlb, 0, sizeof(TlbEntry) * size); 795124Sgblack@eecs.umich.edu 805124Sgblack@eecs.umich.edu for (int x = 0; x < size; x++) 815124Sgblack@eecs.umich.edu freeList.push_back(&tlb[x]); 825124Sgblack@eecs.umich.edu} 835124Sgblack@eecs.umich.edu 845236Sgblack@eecs.umich.edubool 855236Sgblack@eecs.umich.eduTLB::Walker::doNext(uint64_t data, PacketPtr &write) 865236Sgblack@eecs.umich.edu{ 875236Sgblack@eecs.umich.edu assert(state != Ready && state != Waiting); 885236Sgblack@eecs.umich.edu write = NULL; 895236Sgblack@eecs.umich.edu switch(state) { 905236Sgblack@eecs.umich.edu case LongPML4: 915236Sgblack@eecs.umich.edu nextState = LongPDP; 925236Sgblack@eecs.umich.edu break; 935236Sgblack@eecs.umich.edu case LongPDP: 945236Sgblack@eecs.umich.edu nextState = LongPD; 955236Sgblack@eecs.umich.edu break; 965236Sgblack@eecs.umich.edu case LongPD: 975236Sgblack@eecs.umich.edu nextState = LongPTE; 985236Sgblack@eecs.umich.edu break; 995236Sgblack@eecs.umich.edu case LongPTE: 1005236Sgblack@eecs.umich.edu nextState = Ready; 1015236Sgblack@eecs.umich.edu return false; 1025236Sgblack@eecs.umich.edu case PAEPDP: 1035236Sgblack@eecs.umich.edu nextState = PAEPD; 1045236Sgblack@eecs.umich.edu break; 1055236Sgblack@eecs.umich.edu case PAEPD: 1065236Sgblack@eecs.umich.edu break; 1075236Sgblack@eecs.umich.edu case PAEPTE: 1085236Sgblack@eecs.umich.edu nextState = Ready; 1095236Sgblack@eecs.umich.edu return false; 1105236Sgblack@eecs.umich.edu case PSEPD: 1115236Sgblack@eecs.umich.edu break; 1125236Sgblack@eecs.umich.edu case PD: 1135236Sgblack@eecs.umich.edu nextState = PTE; 1145236Sgblack@eecs.umich.edu break; 1155236Sgblack@eecs.umich.edu case PTE: 1165236Sgblack@eecs.umich.edu nextState = Ready; 1175236Sgblack@eecs.umich.edu return false; 1185236Sgblack@eecs.umich.edu default: 1195236Sgblack@eecs.umich.edu panic("Unknown page table walker state %d!\n"); 1205236Sgblack@eecs.umich.edu } 1215236Sgblack@eecs.umich.edu return true; 1225236Sgblack@eecs.umich.edu} 1235236Sgblack@eecs.umich.edu 1245236Sgblack@eecs.umich.eduvoid 1255236Sgblack@eecs.umich.eduTLB::Walker::buildReadPacket(Addr addr) 1265236Sgblack@eecs.umich.edu{ 1275236Sgblack@eecs.umich.edu readRequest.setPhys(addr, size, PHYSICAL | uncachable ? UNCACHEABLE : 0); 1285236Sgblack@eecs.umich.edu readPacket.reinitFromRequest(); 1295236Sgblack@eecs.umich.edu} 1305236Sgblack@eecs.umich.edu 1315236Sgblack@eecs.umich.eduTLB::walker::buildWritePacket(Addr addr) 1325236Sgblack@eecs.umich.edu{ 1335236Sgblack@eecs.umich.edu writeRequest.setPhys(addr, size, PHYSICAL | uncachable ? UNCACHEABLE : 0); 1345236Sgblack@eecs.umich.edu writePacket.reinitFromRequest(); 1355236Sgblack@eecs.umich.edu 1365236Sgblack@eecs.umich.edubool 1375236Sgblack@eecs.umich.eduTLB::Walker::WalkerPort::recvTiming(PacketPtr pkt) 1385236Sgblack@eecs.umich.edu{ 1395236Sgblack@eecs.umich.edu if (pkt->isResponse() && !pkt->wasNacked()) { 1405236Sgblack@eecs.umich.edu if (pkt->isRead()) { 1415236Sgblack@eecs.umich.edu assert(packet); 1425236Sgblack@eecs.umich.edu assert(walker->state == Waiting); 1435236Sgblack@eecs.umich.edu packet = NULL; 1445236Sgblack@eecs.umich.edu walker->state = walker->nextState; 1455236Sgblack@eecs.umich.edu walker->nextState = Ready; 1465236Sgblack@eecs.umich.edu PacketPtr write; 1475236Sgblack@eecs.umich.edu if (walker->doNext(pkt, write)) { 1485236Sgblack@eecs.umich.edu packet = &walker->packet; 1495236Sgblack@eecs.umich.edu port->sendTiming(packet); 1505236Sgblack@eecs.umich.edu } 1515236Sgblack@eecs.umich.edu if (write) { 1525236Sgblack@eecs.umich.edu writes.push_back(write); 1535236Sgblack@eecs.umich.edu } 1545236Sgblack@eecs.umich.edu while (!port->blocked() && writes.size()) { 1555236Sgblack@eecs.umich.edu if (port->sendTiming(writes.front())) { 1565236Sgblack@eecs.umich.edu writes.pop_front(); 1575236Sgblack@eecs.umich.edu outstandingWrites++; 1585236Sgblack@eecs.umich.edu } 1595236Sgblack@eecs.umich.edu } 1605236Sgblack@eecs.umich.edu } else { 1615236Sgblack@eecs.umich.edu outstandingWrites--; 1625236Sgblack@eecs.umich.edu } 1635236Sgblack@eecs.umich.edu } else if (pkt->wasNacked()) { 1645236Sgblack@eecs.umich.edu pkt->reinitNacked(); 1655236Sgblack@eecs.umich.edu if (!sendTiming(pkt)) { 1665236Sgblack@eecs.umich.edu if (pkt->isWrite()) { 1675236Sgblack@eecs.umich.edu writes.push_front(pkt); 1685236Sgblack@eecs.umich.edu } 1695236Sgblack@eecs.umich.edu } 1705236Sgblack@eecs.umich.edu } 1715236Sgblack@eecs.umich.edu return true; 1725236Sgblack@eecs.umich.edu} 1735236Sgblack@eecs.umich.edu 1745236Sgblack@eecs.umich.eduTick 1755236Sgblack@eecs.umich.eduTLB::Walker::WalkerPort::recvAtomic(PacketPtr pkt) 1765236Sgblack@eecs.umich.edu{ 1775236Sgblack@eecs.umich.edu return 0; 1785236Sgblack@eecs.umich.edu} 1795236Sgblack@eecs.umich.edu 1805236Sgblack@eecs.umich.eduvoid 1815236Sgblack@eecs.umich.eduTLB::Walker::WalkerPort::recvFunctional(PacketPtr pkt) 1825236Sgblack@eecs.umich.edu{ 1835236Sgblack@eecs.umich.edu return; 1845236Sgblack@eecs.umich.edu} 1855236Sgblack@eecs.umich.edu 1865236Sgblack@eecs.umich.eduvoid 1875236Sgblack@eecs.umich.eduTLB::Walker::WalkerPort::recvStatusChange(Status status) 1885236Sgblack@eecs.umich.edu{ 1895236Sgblack@eecs.umich.edu if (status == RangeChange) { 1905236Sgblack@eecs.umich.edu if (!snoopRangeSent) { 1915236Sgblack@eecs.umich.edu snoopRangeSent = true; 1925236Sgblack@eecs.umich.edu sendStatusChange(Port::RangeChange); 1935236Sgblack@eecs.umich.edu } 1945236Sgblack@eecs.umich.edu return; 1955236Sgblack@eecs.umich.edu } 1965236Sgblack@eecs.umich.edu 1975236Sgblack@eecs.umich.edu panic("Unexpected recvStatusChange.\n"); 1985236Sgblack@eecs.umich.edu} 1995236Sgblack@eecs.umich.edu 2005236Sgblack@eecs.umich.eduvoid 2015236Sgblack@eecs.umich.eduTLB::Walker::WalkerPort::recvRetry() 2025236Sgblack@eecs.umich.edu{ 2035236Sgblack@eecs.umich.edu retrying = false; 2045236Sgblack@eecs.umich.edu if (!sendTiming(packet)) { 2055236Sgblack@eecs.umich.edu retrying = true; 2065236Sgblack@eecs.umich.edu } 2075236Sgblack@eecs.umich.edu} 2085236Sgblack@eecs.umich.edu 2095236Sgblack@eecs.umich.eduPort * 2105236Sgblack@eecs.umich.eduTLB::getPort(const std::string &if_name, int idx) 2115236Sgblack@eecs.umich.edu{ 2125236Sgblack@eecs.umich.edu if (if_name == "walker_port") 2135236Sgblack@eecs.umich.edu return &walker.port; 2145236Sgblack@eecs.umich.edu else 2155236Sgblack@eecs.umich.edu panic("No tlb port named %s!\n", if_name); 2165236Sgblack@eecs.umich.edu} 2175236Sgblack@eecs.umich.edu 2185124Sgblack@eecs.umich.eduvoid 2195124Sgblack@eecs.umich.eduTLB::insert(Addr vpn, TlbEntry &entry) 2205124Sgblack@eecs.umich.edu{ 2215124Sgblack@eecs.umich.edu //TODO Deal with conflicting entries 2225124Sgblack@eecs.umich.edu 2235124Sgblack@eecs.umich.edu TlbEntry *newEntry = NULL; 2245124Sgblack@eecs.umich.edu if (!freeList.empty()) { 2255124Sgblack@eecs.umich.edu newEntry = freeList.front(); 2265124Sgblack@eecs.umich.edu freeList.pop_front(); 2275124Sgblack@eecs.umich.edu } else { 2285124Sgblack@eecs.umich.edu newEntry = entryList.back(); 2295124Sgblack@eecs.umich.edu entryList.pop_back(); 2305124Sgblack@eecs.umich.edu } 2315124Sgblack@eecs.umich.edu *newEntry = entry; 2325124Sgblack@eecs.umich.edu newEntry->vaddr = vpn; 2335124Sgblack@eecs.umich.edu entryList.push_front(newEntry); 2345124Sgblack@eecs.umich.edu} 2355124Sgblack@eecs.umich.edu 2365124Sgblack@eecs.umich.eduTlbEntry * 2375124Sgblack@eecs.umich.eduTLB::lookup(Addr va, bool update_lru) 2385124Sgblack@eecs.umich.edu{ 2395124Sgblack@eecs.umich.edu //TODO make this smarter at some point 2405124Sgblack@eecs.umich.edu EntryList::iterator entry; 2415124Sgblack@eecs.umich.edu for (entry = entryList.begin(); entry != entryList.end(); entry++) { 2425124Sgblack@eecs.umich.edu if ((*entry)->vaddr <= va && (*entry)->vaddr + (*entry)->size > va) { 2435124Sgblack@eecs.umich.edu DPRINTF(TLB, "Matched vaddr %#x to entry starting at %#x " 2445124Sgblack@eecs.umich.edu "with size %#x.\n", va, (*entry)->vaddr, (*entry)->size); 2455124Sgblack@eecs.umich.edu TlbEntry *e = *entry; 2465124Sgblack@eecs.umich.edu if (update_lru) { 2475124Sgblack@eecs.umich.edu entryList.erase(entry); 2485124Sgblack@eecs.umich.edu entryList.push_front(e); 2495124Sgblack@eecs.umich.edu } 2505124Sgblack@eecs.umich.edu return e; 2515124Sgblack@eecs.umich.edu } 2525124Sgblack@eecs.umich.edu } 2535124Sgblack@eecs.umich.edu return NULL; 2545124Sgblack@eecs.umich.edu} 2555124Sgblack@eecs.umich.edu 2565124Sgblack@eecs.umich.eduvoid 2575124Sgblack@eecs.umich.eduTLB::invalidateAll() 2585124Sgblack@eecs.umich.edu{ 2595124Sgblack@eecs.umich.edu} 2605124Sgblack@eecs.umich.edu 2615124Sgblack@eecs.umich.eduvoid 2625124Sgblack@eecs.umich.eduTLB::invalidateNonGlobal() 2635124Sgblack@eecs.umich.edu{ 2645124Sgblack@eecs.umich.edu} 2655124Sgblack@eecs.umich.edu 2665124Sgblack@eecs.umich.eduvoid 2675124Sgblack@eecs.umich.eduTLB::demapPage(Addr va) 2685086Sgblack@eecs.umich.edu{ 2695086Sgblack@eecs.umich.edu} 2705086Sgblack@eecs.umich.edu 2715140Sgblack@eecs.umich.edutemplate<class TlbFault> 2725086Sgblack@eecs.umich.eduFault 2735140Sgblack@eecs.umich.eduTLB::translate(RequestPtr &req, ThreadContext *tc, bool write, bool execute) 2745086Sgblack@eecs.umich.edu{ 2755124Sgblack@eecs.umich.edu Addr vaddr = req->getVaddr(); 2765140Sgblack@eecs.umich.edu DPRINTF(TLB, "Translating vaddr %#x.\n", vaddr); 2775124Sgblack@eecs.umich.edu uint32_t flags = req->getFlags(); 2785124Sgblack@eecs.umich.edu bool storeCheck = flags & StoreCheck; 2795140Sgblack@eecs.umich.edu 2805149Sgblack@eecs.umich.edu int seg = flags & mask(3); 2815124Sgblack@eecs.umich.edu 2825124Sgblack@eecs.umich.edu //XXX Junk code to surpress the warning 2835149Sgblack@eecs.umich.edu if (storeCheck); 2845149Sgblack@eecs.umich.edu 2855149Sgblack@eecs.umich.edu // If this is true, we're dealing with a request to read an internal 2865149Sgblack@eecs.umich.edu // value. 2875232Sgblack@eecs.umich.edu if (seg == SEGMENT_REG_INT) { 2885149Sgblack@eecs.umich.edu Addr prefix = vaddr & IntAddrPrefixMask; 2895149Sgblack@eecs.umich.edu if (prefix == IntAddrPrefixCPUID) { 2905149Sgblack@eecs.umich.edu panic("CPUID memory space not yet implemented!\n"); 2915149Sgblack@eecs.umich.edu } else if (prefix == IntAddrPrefixMSR) { 2925149Sgblack@eecs.umich.edu req->setMmapedIpr(true); 2935149Sgblack@eecs.umich.edu Addr regNum = 0; 2945149Sgblack@eecs.umich.edu switch (vaddr & ~IntAddrPrefixMask) { 2955149Sgblack@eecs.umich.edu case 0x10: 2965149Sgblack@eecs.umich.edu regNum = MISCREG_TSC; 2975149Sgblack@eecs.umich.edu break; 2985149Sgblack@eecs.umich.edu case 0xFE: 2995149Sgblack@eecs.umich.edu regNum = MISCREG_MTRRCAP; 3005149Sgblack@eecs.umich.edu break; 3015149Sgblack@eecs.umich.edu case 0x174: 3025149Sgblack@eecs.umich.edu regNum = MISCREG_SYSENTER_CS; 3035149Sgblack@eecs.umich.edu break; 3045149Sgblack@eecs.umich.edu case 0x175: 3055149Sgblack@eecs.umich.edu regNum = MISCREG_SYSENTER_ESP; 3065149Sgblack@eecs.umich.edu break; 3075149Sgblack@eecs.umich.edu case 0x176: 3085149Sgblack@eecs.umich.edu regNum = MISCREG_SYSENTER_EIP; 3095149Sgblack@eecs.umich.edu break; 3105149Sgblack@eecs.umich.edu case 0x179: 3115149Sgblack@eecs.umich.edu regNum = MISCREG_MCG_CAP; 3125149Sgblack@eecs.umich.edu break; 3135149Sgblack@eecs.umich.edu case 0x17A: 3145149Sgblack@eecs.umich.edu regNum = MISCREG_MCG_STATUS; 3155149Sgblack@eecs.umich.edu break; 3165149Sgblack@eecs.umich.edu case 0x17B: 3175149Sgblack@eecs.umich.edu regNum = MISCREG_MCG_CTL; 3185149Sgblack@eecs.umich.edu break; 3195149Sgblack@eecs.umich.edu case 0x1D9: 3205149Sgblack@eecs.umich.edu regNum = MISCREG_DEBUG_CTL_MSR; 3215149Sgblack@eecs.umich.edu break; 3225149Sgblack@eecs.umich.edu case 0x1DB: 3235149Sgblack@eecs.umich.edu regNum = MISCREG_LAST_BRANCH_FROM_IP; 3245149Sgblack@eecs.umich.edu break; 3255149Sgblack@eecs.umich.edu case 0x1DC: 3265149Sgblack@eecs.umich.edu regNum = MISCREG_LAST_BRANCH_TO_IP; 3275149Sgblack@eecs.umich.edu break; 3285149Sgblack@eecs.umich.edu case 0x1DD: 3295149Sgblack@eecs.umich.edu regNum = MISCREG_LAST_EXCEPTION_FROM_IP; 3305149Sgblack@eecs.umich.edu break; 3315149Sgblack@eecs.umich.edu case 0x1DE: 3325149Sgblack@eecs.umich.edu regNum = MISCREG_LAST_EXCEPTION_TO_IP; 3335149Sgblack@eecs.umich.edu break; 3345149Sgblack@eecs.umich.edu case 0x200: 3355149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_PHYS_BASE_0; 3365149Sgblack@eecs.umich.edu break; 3375149Sgblack@eecs.umich.edu case 0x201: 3385149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_PHYS_MASK_0; 3395149Sgblack@eecs.umich.edu break; 3405149Sgblack@eecs.umich.edu case 0x202: 3415149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_PHYS_BASE_1; 3425149Sgblack@eecs.umich.edu break; 3435149Sgblack@eecs.umich.edu case 0x203: 3445149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_PHYS_MASK_1; 3455149Sgblack@eecs.umich.edu break; 3465149Sgblack@eecs.umich.edu case 0x204: 3475149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_PHYS_BASE_2; 3485149Sgblack@eecs.umich.edu break; 3495149Sgblack@eecs.umich.edu case 0x205: 3505149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_PHYS_MASK_2; 3515149Sgblack@eecs.umich.edu break; 3525149Sgblack@eecs.umich.edu case 0x206: 3535149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_PHYS_BASE_3; 3545149Sgblack@eecs.umich.edu break; 3555149Sgblack@eecs.umich.edu case 0x207: 3565149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_PHYS_MASK_3; 3575149Sgblack@eecs.umich.edu break; 3585149Sgblack@eecs.umich.edu case 0x208: 3595149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_PHYS_BASE_4; 3605149Sgblack@eecs.umich.edu break; 3615149Sgblack@eecs.umich.edu case 0x209: 3625149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_PHYS_MASK_4; 3635149Sgblack@eecs.umich.edu break; 3645149Sgblack@eecs.umich.edu case 0x20A: 3655149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_PHYS_BASE_5; 3665149Sgblack@eecs.umich.edu break; 3675149Sgblack@eecs.umich.edu case 0x20B: 3685149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_PHYS_MASK_5; 3695149Sgblack@eecs.umich.edu break; 3705149Sgblack@eecs.umich.edu case 0x20C: 3715149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_PHYS_BASE_6; 3725149Sgblack@eecs.umich.edu break; 3735149Sgblack@eecs.umich.edu case 0x20D: 3745149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_PHYS_MASK_6; 3755149Sgblack@eecs.umich.edu break; 3765149Sgblack@eecs.umich.edu case 0x20E: 3775149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_PHYS_BASE_7; 3785149Sgblack@eecs.umich.edu break; 3795149Sgblack@eecs.umich.edu case 0x20F: 3805149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_PHYS_MASK_7; 3815149Sgblack@eecs.umich.edu break; 3825149Sgblack@eecs.umich.edu case 0x250: 3835149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_FIX_64K_00000; 3845149Sgblack@eecs.umich.edu break; 3855149Sgblack@eecs.umich.edu case 0x258: 3865149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_FIX_16K_80000; 3875149Sgblack@eecs.umich.edu break; 3885149Sgblack@eecs.umich.edu case 0x259: 3895149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_FIX_16K_A0000; 3905149Sgblack@eecs.umich.edu break; 3915149Sgblack@eecs.umich.edu case 0x268: 3925149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_FIX_4K_C0000; 3935149Sgblack@eecs.umich.edu break; 3945149Sgblack@eecs.umich.edu case 0x269: 3955149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_FIX_4K_C8000; 3965149Sgblack@eecs.umich.edu break; 3975149Sgblack@eecs.umich.edu case 0x26A: 3985149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_FIX_4K_D0000; 3995149Sgblack@eecs.umich.edu break; 4005149Sgblack@eecs.umich.edu case 0x26B: 4015149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_FIX_4K_D8000; 4025149Sgblack@eecs.umich.edu break; 4035149Sgblack@eecs.umich.edu case 0x26C: 4045149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_FIX_4K_E0000; 4055149Sgblack@eecs.umich.edu break; 4065149Sgblack@eecs.umich.edu case 0x26D: 4075149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_FIX_4K_E8000; 4085149Sgblack@eecs.umich.edu break; 4095149Sgblack@eecs.umich.edu case 0x26E: 4105149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_FIX_4K_F0000; 4115149Sgblack@eecs.umich.edu break; 4125149Sgblack@eecs.umich.edu case 0x26F: 4135149Sgblack@eecs.umich.edu regNum = MISCREG_MTRR_FIX_4K_F8000; 4145149Sgblack@eecs.umich.edu break; 4155149Sgblack@eecs.umich.edu case 0x277: 4165149Sgblack@eecs.umich.edu regNum = MISCREG_PAT; 4175149Sgblack@eecs.umich.edu break; 4185149Sgblack@eecs.umich.edu case 0x2FF: 4195149Sgblack@eecs.umich.edu regNum = MISCREG_DEF_TYPE; 4205149Sgblack@eecs.umich.edu break; 4215149Sgblack@eecs.umich.edu case 0x400: 4225149Sgblack@eecs.umich.edu regNum = MISCREG_MC0_CTL; 4235149Sgblack@eecs.umich.edu break; 4245149Sgblack@eecs.umich.edu case 0x404: 4255149Sgblack@eecs.umich.edu regNum = MISCREG_MC1_CTL; 4265149Sgblack@eecs.umich.edu break; 4275149Sgblack@eecs.umich.edu case 0x408: 4285149Sgblack@eecs.umich.edu regNum = MISCREG_MC2_CTL; 4295149Sgblack@eecs.umich.edu break; 4305149Sgblack@eecs.umich.edu case 0x40C: 4315149Sgblack@eecs.umich.edu regNum = MISCREG_MC3_CTL; 4325149Sgblack@eecs.umich.edu break; 4335149Sgblack@eecs.umich.edu case 0x410: 4345149Sgblack@eecs.umich.edu regNum = MISCREG_MC4_CTL; 4355149Sgblack@eecs.umich.edu break; 4365149Sgblack@eecs.umich.edu case 0x401: 4375149Sgblack@eecs.umich.edu regNum = MISCREG_MC0_STATUS; 4385149Sgblack@eecs.umich.edu break; 4395149Sgblack@eecs.umich.edu case 0x405: 4405149Sgblack@eecs.umich.edu regNum = MISCREG_MC1_STATUS; 4415149Sgblack@eecs.umich.edu break; 4425149Sgblack@eecs.umich.edu case 0x409: 4435149Sgblack@eecs.umich.edu regNum = MISCREG_MC2_STATUS; 4445149Sgblack@eecs.umich.edu break; 4455149Sgblack@eecs.umich.edu case 0x40D: 4465149Sgblack@eecs.umich.edu regNum = MISCREG_MC3_STATUS; 4475149Sgblack@eecs.umich.edu break; 4485149Sgblack@eecs.umich.edu case 0x411: 4495149Sgblack@eecs.umich.edu regNum = MISCREG_MC4_STATUS; 4505149Sgblack@eecs.umich.edu break; 4515149Sgblack@eecs.umich.edu case 0x402: 4525149Sgblack@eecs.umich.edu regNum = MISCREG_MC0_ADDR; 4535149Sgblack@eecs.umich.edu break; 4545149Sgblack@eecs.umich.edu case 0x406: 4555149Sgblack@eecs.umich.edu regNum = MISCREG_MC1_ADDR; 4565149Sgblack@eecs.umich.edu break; 4575149Sgblack@eecs.umich.edu case 0x40A: 4585149Sgblack@eecs.umich.edu regNum = MISCREG_MC2_ADDR; 4595149Sgblack@eecs.umich.edu break; 4605149Sgblack@eecs.umich.edu case 0x40E: 4615149Sgblack@eecs.umich.edu regNum = MISCREG_MC3_ADDR; 4625149Sgblack@eecs.umich.edu break; 4635149Sgblack@eecs.umich.edu case 0x412: 4645149Sgblack@eecs.umich.edu regNum = MISCREG_MC4_ADDR; 4655149Sgblack@eecs.umich.edu break; 4665149Sgblack@eecs.umich.edu case 0x403: 4675149Sgblack@eecs.umich.edu regNum = MISCREG_MC0_MISC; 4685149Sgblack@eecs.umich.edu break; 4695149Sgblack@eecs.umich.edu case 0x407: 4705149Sgblack@eecs.umich.edu regNum = MISCREG_MC1_MISC; 4715149Sgblack@eecs.umich.edu break; 4725149Sgblack@eecs.umich.edu case 0x40B: 4735149Sgblack@eecs.umich.edu regNum = MISCREG_MC2_MISC; 4745149Sgblack@eecs.umich.edu break; 4755149Sgblack@eecs.umich.edu case 0x40F: 4765149Sgblack@eecs.umich.edu regNum = MISCREG_MC3_MISC; 4775149Sgblack@eecs.umich.edu break; 4785149Sgblack@eecs.umich.edu case 0x413: 4795149Sgblack@eecs.umich.edu regNum = MISCREG_MC4_MISC; 4805149Sgblack@eecs.umich.edu break; 4815149Sgblack@eecs.umich.edu case 0xC0000080: 4825149Sgblack@eecs.umich.edu regNum = MISCREG_EFER; 4835149Sgblack@eecs.umich.edu break; 4845149Sgblack@eecs.umich.edu case 0xC0000081: 4855149Sgblack@eecs.umich.edu regNum = MISCREG_STAR; 4865149Sgblack@eecs.umich.edu break; 4875149Sgblack@eecs.umich.edu case 0xC0000082: 4885149Sgblack@eecs.umich.edu regNum = MISCREG_LSTAR; 4895149Sgblack@eecs.umich.edu break; 4905149Sgblack@eecs.umich.edu case 0xC0000083: 4915149Sgblack@eecs.umich.edu regNum = MISCREG_CSTAR; 4925149Sgblack@eecs.umich.edu break; 4935149Sgblack@eecs.umich.edu case 0xC0000084: 4945149Sgblack@eecs.umich.edu regNum = MISCREG_SF_MASK; 4955149Sgblack@eecs.umich.edu break; 4965149Sgblack@eecs.umich.edu case 0xC0000100: 4975149Sgblack@eecs.umich.edu regNum = MISCREG_FS_BASE; 4985149Sgblack@eecs.umich.edu break; 4995149Sgblack@eecs.umich.edu case 0xC0000101: 5005149Sgblack@eecs.umich.edu regNum = MISCREG_GS_BASE; 5015149Sgblack@eecs.umich.edu break; 5025149Sgblack@eecs.umich.edu case 0xC0000102: 5035149Sgblack@eecs.umich.edu regNum = MISCREG_KERNEL_GS_BASE; 5045149Sgblack@eecs.umich.edu break; 5055149Sgblack@eecs.umich.edu case 0xC0000103: 5065149Sgblack@eecs.umich.edu regNum = MISCREG_TSC_AUX; 5075149Sgblack@eecs.umich.edu break; 5085149Sgblack@eecs.umich.edu case 0xC0010000: 5095149Sgblack@eecs.umich.edu regNum = MISCREG_PERF_EVT_SEL0; 5105149Sgblack@eecs.umich.edu break; 5115149Sgblack@eecs.umich.edu case 0xC0010001: 5125149Sgblack@eecs.umich.edu regNum = MISCREG_PERF_EVT_SEL1; 5135149Sgblack@eecs.umich.edu break; 5145149Sgblack@eecs.umich.edu case 0xC0010002: 5155149Sgblack@eecs.umich.edu regNum = MISCREG_PERF_EVT_SEL2; 5165149Sgblack@eecs.umich.edu break; 5175149Sgblack@eecs.umich.edu case 0xC0010003: 5185149Sgblack@eecs.umich.edu regNum = MISCREG_PERF_EVT_SEL3; 5195149Sgblack@eecs.umich.edu break; 5205149Sgblack@eecs.umich.edu case 0xC0010004: 5215149Sgblack@eecs.umich.edu regNum = MISCREG_PERF_EVT_CTR0; 5225149Sgblack@eecs.umich.edu break; 5235149Sgblack@eecs.umich.edu case 0xC0010005: 5245149Sgblack@eecs.umich.edu regNum = MISCREG_PERF_EVT_CTR1; 5255149Sgblack@eecs.umich.edu break; 5265149Sgblack@eecs.umich.edu case 0xC0010006: 5275149Sgblack@eecs.umich.edu regNum = MISCREG_PERF_EVT_CTR2; 5285149Sgblack@eecs.umich.edu break; 5295149Sgblack@eecs.umich.edu case 0xC0010007: 5305149Sgblack@eecs.umich.edu regNum = MISCREG_PERF_EVT_CTR3; 5315149Sgblack@eecs.umich.edu break; 5325149Sgblack@eecs.umich.edu case 0xC0010010: 5335149Sgblack@eecs.umich.edu regNum = MISCREG_SYSCFG; 5345149Sgblack@eecs.umich.edu break; 5355149Sgblack@eecs.umich.edu case 0xC0010016: 5365149Sgblack@eecs.umich.edu regNum = MISCREG_IORR_BASE0; 5375149Sgblack@eecs.umich.edu break; 5385149Sgblack@eecs.umich.edu case 0xC0010017: 5395149Sgblack@eecs.umich.edu regNum = MISCREG_IORR_BASE1; 5405149Sgblack@eecs.umich.edu break; 5415149Sgblack@eecs.umich.edu case 0xC0010018: 5425149Sgblack@eecs.umich.edu regNum = MISCREG_IORR_MASK0; 5435149Sgblack@eecs.umich.edu break; 5445149Sgblack@eecs.umich.edu case 0xC0010019: 5455149Sgblack@eecs.umich.edu regNum = MISCREG_IORR_MASK1; 5465149Sgblack@eecs.umich.edu break; 5475149Sgblack@eecs.umich.edu case 0xC001001A: 5485149Sgblack@eecs.umich.edu regNum = MISCREG_TOP_MEM; 5495149Sgblack@eecs.umich.edu break; 5505149Sgblack@eecs.umich.edu case 0xC001001D: 5515149Sgblack@eecs.umich.edu regNum = MISCREG_TOP_MEM2; 5525149Sgblack@eecs.umich.edu break; 5535149Sgblack@eecs.umich.edu case 0xC0010114: 5545149Sgblack@eecs.umich.edu regNum = MISCREG_VM_CR; 5555149Sgblack@eecs.umich.edu break; 5565149Sgblack@eecs.umich.edu case 0xC0010115: 5575149Sgblack@eecs.umich.edu regNum = MISCREG_IGNNE; 5585149Sgblack@eecs.umich.edu break; 5595149Sgblack@eecs.umich.edu case 0xC0010116: 5605149Sgblack@eecs.umich.edu regNum = MISCREG_SMM_CTL; 5615149Sgblack@eecs.umich.edu break; 5625149Sgblack@eecs.umich.edu case 0xC0010117: 5635149Sgblack@eecs.umich.edu regNum = MISCREG_VM_HSAVE_PA; 5645149Sgblack@eecs.umich.edu break; 5655149Sgblack@eecs.umich.edu default: 5665149Sgblack@eecs.umich.edu return new GeneralProtection(0); 5675149Sgblack@eecs.umich.edu } 5685149Sgblack@eecs.umich.edu //The index is multiplied by the size of a MiscReg so that 5695149Sgblack@eecs.umich.edu //any memory dependence calculations will not see these as 5705149Sgblack@eecs.umich.edu //overlapping. 5715149Sgblack@eecs.umich.edu req->setPaddr(regNum * sizeof(MiscReg)); 5725149Sgblack@eecs.umich.edu return NoFault; 5735149Sgblack@eecs.umich.edu } else { 5745149Sgblack@eecs.umich.edu panic("Access to unrecognized internal address space %#x.\n", 5755149Sgblack@eecs.umich.edu prefix); 5765149Sgblack@eecs.umich.edu } 5775149Sgblack@eecs.umich.edu } 5785124Sgblack@eecs.umich.edu 5795140Sgblack@eecs.umich.edu // Get cr0. This will tell us how to do translation. We'll assume it was 5805140Sgblack@eecs.umich.edu // verified to be correct and consistent when set. 5815140Sgblack@eecs.umich.edu CR0 cr0 = tc->readMiscRegNoEffect(MISCREG_CR0); 5825140Sgblack@eecs.umich.edu 5835140Sgblack@eecs.umich.edu // If protected mode has been enabled... 5845140Sgblack@eecs.umich.edu if (cr0.pe) { 5855140Sgblack@eecs.umich.edu Efer efer = tc->readMiscRegNoEffect(MISCREG_EFER); 5865140Sgblack@eecs.umich.edu SegAttr csAttr = tc->readMiscRegNoEffect(MISCREG_CS_ATTR); 5875140Sgblack@eecs.umich.edu // If we're not in 64-bit mode, do protection/limit checks 5885140Sgblack@eecs.umich.edu if (!efer.lma || !csAttr.longMode) { 5895140Sgblack@eecs.umich.edu SegAttr attr = tc->readMiscRegNoEffect(MISCREG_SEG_ATTR(seg)); 5905140Sgblack@eecs.umich.edu if (!attr.writable && write) 5915140Sgblack@eecs.umich.edu return new GeneralProtection(0); 5925140Sgblack@eecs.umich.edu if (!attr.readable && !write && !execute) 5935140Sgblack@eecs.umich.edu return new GeneralProtection(0); 5945140Sgblack@eecs.umich.edu Addr base = tc->readMiscRegNoEffect(MISCREG_SEG_BASE(seg)); 5955140Sgblack@eecs.umich.edu Addr limit = tc->readMiscRegNoEffect(MISCREG_SEG_LIMIT(seg)); 5965140Sgblack@eecs.umich.edu if (!attr.expandDown) { 5975140Sgblack@eecs.umich.edu // We don't have to worry about the access going around the 5985140Sgblack@eecs.umich.edu // end of memory because accesses will be broken up into 5995140Sgblack@eecs.umich.edu // pieces at boundaries aligned on sizes smaller than an 6005140Sgblack@eecs.umich.edu // entire address space. We do have to worry about the limit 6015140Sgblack@eecs.umich.edu // being less than the base. 6025140Sgblack@eecs.umich.edu if (limit < base) { 6035140Sgblack@eecs.umich.edu if (limit < vaddr + req->getSize() && vaddr < base) 6045140Sgblack@eecs.umich.edu return new GeneralProtection(0); 6055140Sgblack@eecs.umich.edu } else { 6065140Sgblack@eecs.umich.edu if (limit < vaddr + req->getSize()) 6075140Sgblack@eecs.umich.edu return new GeneralProtection(0); 6085140Sgblack@eecs.umich.edu } 6095140Sgblack@eecs.umich.edu } else { 6105140Sgblack@eecs.umich.edu if (limit < base) { 6115140Sgblack@eecs.umich.edu if (vaddr <= limit || vaddr + req->getSize() >= base) 6125140Sgblack@eecs.umich.edu return new GeneralProtection(0); 6135140Sgblack@eecs.umich.edu } else { 6145140Sgblack@eecs.umich.edu if (vaddr <= limit && vaddr + req->getSize() >= base) 6155140Sgblack@eecs.umich.edu return new GeneralProtection(0); 6165140Sgblack@eecs.umich.edu } 6175140Sgblack@eecs.umich.edu } 6185140Sgblack@eecs.umich.edu } 6195140Sgblack@eecs.umich.edu // If paging is enabled, do the translation. 6205140Sgblack@eecs.umich.edu if (cr0.pg) { 6215140Sgblack@eecs.umich.edu // The vaddr already has the segment base applied. 6225140Sgblack@eecs.umich.edu TlbEntry *entry = lookup(vaddr); 6235140Sgblack@eecs.umich.edu if (!entry) { 6245124Sgblack@eecs.umich.edu#if FULL_SYSTEM 6255140Sgblack@eecs.umich.edu return new TlbFault(); 6265124Sgblack@eecs.umich.edu#else 6275140Sgblack@eecs.umich.edu return new TlbFault(vaddr); 6285124Sgblack@eecs.umich.edu#endif 6295140Sgblack@eecs.umich.edu } else { 6305140Sgblack@eecs.umich.edu // Do paging protection checks. 6315184Sgblack@eecs.umich.edu Addr paddr = entry->paddr | (vaddr & mask(12)); 6325140Sgblack@eecs.umich.edu req->setPaddr(paddr); 6335140Sgblack@eecs.umich.edu } 6345140Sgblack@eecs.umich.edu } else { 6355140Sgblack@eecs.umich.edu //Use the address which already has segmentation applied. 6365140Sgblack@eecs.umich.edu req->setPaddr(vaddr); 6375140Sgblack@eecs.umich.edu } 6385124Sgblack@eecs.umich.edu } else { 6395140Sgblack@eecs.umich.edu // Real mode 6405140Sgblack@eecs.umich.edu req->setPaddr(vaddr); 6415124Sgblack@eecs.umich.edu } 6425086Sgblack@eecs.umich.edu return NoFault; 6435086Sgblack@eecs.umich.edu}; 6445086Sgblack@eecs.umich.edu 6455140Sgblack@eecs.umich.eduFault 6465140Sgblack@eecs.umich.eduDTB::translate(RequestPtr &req, ThreadContext *tc, bool write) 6475140Sgblack@eecs.umich.edu{ 6485140Sgblack@eecs.umich.edu return TLB::translate<FakeDTLBFault>(req, tc, write, false); 6495140Sgblack@eecs.umich.edu} 6505140Sgblack@eecs.umich.edu 6515140Sgblack@eecs.umich.eduFault 6525140Sgblack@eecs.umich.eduITB::translate(RequestPtr &req, ThreadContext *tc) 6535140Sgblack@eecs.umich.edu{ 6545140Sgblack@eecs.umich.edu return TLB::translate<FakeITLBFault>(req, tc, false, true); 6555140Sgblack@eecs.umich.edu} 6565140Sgblack@eecs.umich.edu 6575086Sgblack@eecs.umich.edu#if FULL_SYSTEM 6585086Sgblack@eecs.umich.edu 6595086Sgblack@eecs.umich.eduTick 6605086Sgblack@eecs.umich.eduDTB::doMmuRegRead(ThreadContext *tc, Packet *pkt) 6615086Sgblack@eecs.umich.edu{ 6625100Ssaidi@eecs.umich.edu return tc->getCpuPtr()->ticks(1); 6635086Sgblack@eecs.umich.edu} 6645086Sgblack@eecs.umich.edu 6655086Sgblack@eecs.umich.eduTick 6665086Sgblack@eecs.umich.eduDTB::doMmuRegWrite(ThreadContext *tc, Packet *pkt) 6675086Sgblack@eecs.umich.edu{ 6685100Ssaidi@eecs.umich.edu return tc->getCpuPtr()->ticks(1); 6695086Sgblack@eecs.umich.edu} 6705086Sgblack@eecs.umich.edu 6715086Sgblack@eecs.umich.edu#endif 6725086Sgblack@eecs.umich.edu 6735086Sgblack@eecs.umich.eduvoid 6745086Sgblack@eecs.umich.eduTLB::serialize(std::ostream &os) 6755086Sgblack@eecs.umich.edu{ 6765086Sgblack@eecs.umich.edu} 6775086Sgblack@eecs.umich.edu 6785086Sgblack@eecs.umich.eduvoid 6795086Sgblack@eecs.umich.eduTLB::unserialize(Checkpoint *cp, const std::string §ion) 6805086Sgblack@eecs.umich.edu{ 6815086Sgblack@eecs.umich.edu} 6825086Sgblack@eecs.umich.edu 6835086Sgblack@eecs.umich.eduvoid 6845086Sgblack@eecs.umich.eduDTB::serialize(std::ostream &os) 6855086Sgblack@eecs.umich.edu{ 6865086Sgblack@eecs.umich.edu TLB::serialize(os); 6875086Sgblack@eecs.umich.edu} 6885086Sgblack@eecs.umich.edu 6895086Sgblack@eecs.umich.eduvoid 6905086Sgblack@eecs.umich.eduDTB::unserialize(Checkpoint *cp, const std::string §ion) 6915086Sgblack@eecs.umich.edu{ 6925086Sgblack@eecs.umich.edu TLB::unserialize(cp, section); 6935086Sgblack@eecs.umich.edu} 6945086Sgblack@eecs.umich.edu 6955086Sgblack@eecs.umich.edu/* end namespace X86ISA */ } 6965086Sgblack@eecs.umich.edu 6974997Sgblack@eecs.umich.eduX86ISA::ITB * 6984997Sgblack@eecs.umich.eduX86ITBParams::create() 6994997Sgblack@eecs.umich.edu{ 7005038Sgblack@eecs.umich.edu return new X86ISA::ITB(this); 7014997Sgblack@eecs.umich.edu} 7024997Sgblack@eecs.umich.edu 7034997Sgblack@eecs.umich.eduX86ISA::DTB * 7044997Sgblack@eecs.umich.eduX86DTBParams::create() 7054997Sgblack@eecs.umich.edu{ 7065038Sgblack@eecs.umich.edu return new X86ISA::DTB(this); 7074997Sgblack@eecs.umich.edu} 708