tlb.cc revision 9738
16691Stjones1@inf.ed.ac.uk/* 26691Stjones1@inf.ed.ac.uk * Copyright (c) 2001-2005 The Regents of The University of Michigan 36691Stjones1@inf.ed.ac.uk * Copyright (c) 2007 MIPS Technologies, Inc. 46691Stjones1@inf.ed.ac.uk * Copyright (c) 2007-2008 The Florida State University 56691Stjones1@inf.ed.ac.uk * Copyright (c) 2009 The University of Edinburgh 66691Stjones1@inf.ed.ac.uk * All rights reserved. 76691Stjones1@inf.ed.ac.uk * 86691Stjones1@inf.ed.ac.uk * Redistribution and use in source and binary forms, with or without 96691Stjones1@inf.ed.ac.uk * modification, are permitted provided that the following conditions are 106691Stjones1@inf.ed.ac.uk * met: redistributions of source code must retain the above copyright 116691Stjones1@inf.ed.ac.uk * notice, this list of conditions and the following disclaimer; 126691Stjones1@inf.ed.ac.uk * redistributions in binary form must reproduce the above copyright 136691Stjones1@inf.ed.ac.uk * notice, this list of conditions and the following disclaimer in the 146691Stjones1@inf.ed.ac.uk * documentation and/or other materials provided with the distribution; 156691Stjones1@inf.ed.ac.uk * neither the name of the copyright holders nor the names of its 166691Stjones1@inf.ed.ac.uk * contributors may be used to endorse or promote products derived from 176691Stjones1@inf.ed.ac.uk * this software without specific prior written permission. 186691Stjones1@inf.ed.ac.uk * 196691Stjones1@inf.ed.ac.uk * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 206691Stjones1@inf.ed.ac.uk * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 216691Stjones1@inf.ed.ac.uk * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 226691Stjones1@inf.ed.ac.uk * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 236691Stjones1@inf.ed.ac.uk * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 246691Stjones1@inf.ed.ac.uk * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 256691Stjones1@inf.ed.ac.uk * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 266691Stjones1@inf.ed.ac.uk * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 276691Stjones1@inf.ed.ac.uk * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 286691Stjones1@inf.ed.ac.uk * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 296691Stjones1@inf.ed.ac.uk * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 306691Stjones1@inf.ed.ac.uk * 316691Stjones1@inf.ed.ac.uk * Authors: Nathan Binkert 326691Stjones1@inf.ed.ac.uk * Steve Reinhardt 336691Stjones1@inf.ed.ac.uk * Jaidev Patwardhan 346691Stjones1@inf.ed.ac.uk * Stephen Hines 356691Stjones1@inf.ed.ac.uk * Timothy M. Jones 366691Stjones1@inf.ed.ac.uk */ 376691Stjones1@inf.ed.ac.uk 386691Stjones1@inf.ed.ac.uk#include <string> 396691Stjones1@inf.ed.ac.uk#include <vector> 406691Stjones1@inf.ed.ac.uk 416691Stjones1@inf.ed.ac.uk#include "arch/power/faults.hh" 426691Stjones1@inf.ed.ac.uk#include "arch/power/pagetable.hh" 436691Stjones1@inf.ed.ac.uk#include "arch/power/tlb.hh" 446691Stjones1@inf.ed.ac.uk#include "arch/power/utility.hh" 456691Stjones1@inf.ed.ac.uk#include "base/inifile.hh" 466691Stjones1@inf.ed.ac.uk#include "base/str.hh" 476691Stjones1@inf.ed.ac.uk#include "base/trace.hh" 486691Stjones1@inf.ed.ac.uk#include "cpu/thread_context.hh" 498232Snate@binkert.org#include "debug/Power.hh" 508232Snate@binkert.org#include "debug/TLB.hh" 516691Stjones1@inf.ed.ac.uk#include "mem/page_table.hh" 526691Stjones1@inf.ed.ac.uk#include "params/PowerTLB.hh" 538772Sgblack@eecs.umich.edu#include "sim/full_system.hh" 546691Stjones1@inf.ed.ac.uk#include "sim/process.hh" 556691Stjones1@inf.ed.ac.uk 566691Stjones1@inf.ed.ac.ukusing namespace std; 576691Stjones1@inf.ed.ac.ukusing namespace PowerISA; 586691Stjones1@inf.ed.ac.uk 596691Stjones1@inf.ed.ac.uk/////////////////////////////////////////////////////////////////////// 606691Stjones1@inf.ed.ac.uk// 616691Stjones1@inf.ed.ac.uk// POWER TLB 626691Stjones1@inf.ed.ac.uk// 636691Stjones1@inf.ed.ac.uk 646691Stjones1@inf.ed.ac.uk#define MODE2MASK(X) (1 << (X)) 656691Stjones1@inf.ed.ac.uk 666691Stjones1@inf.ed.ac.ukTLB::TLB(const Params *p) 676691Stjones1@inf.ed.ac.uk : BaseTLB(p), size(p->size), nlu(0) 686691Stjones1@inf.ed.ac.uk{ 696691Stjones1@inf.ed.ac.uk table = new PowerISA::PTE[size]; 706691Stjones1@inf.ed.ac.uk memset(table, 0, sizeof(PowerISA::PTE[size])); 716691Stjones1@inf.ed.ac.uk smallPages = 0; 726691Stjones1@inf.ed.ac.uk} 736691Stjones1@inf.ed.ac.uk 746691Stjones1@inf.ed.ac.ukTLB::~TLB() 756691Stjones1@inf.ed.ac.uk{ 766691Stjones1@inf.ed.ac.uk if (table) 776691Stjones1@inf.ed.ac.uk delete [] table; 786691Stjones1@inf.ed.ac.uk} 796691Stjones1@inf.ed.ac.uk 806691Stjones1@inf.ed.ac.uk// look up an entry in the TLB 816691Stjones1@inf.ed.ac.ukPowerISA::PTE * 826691Stjones1@inf.ed.ac.ukTLB::lookup(Addr vpn, uint8_t asn) const 836691Stjones1@inf.ed.ac.uk{ 846691Stjones1@inf.ed.ac.uk // assume not found... 856691Stjones1@inf.ed.ac.uk PowerISA::PTE *retval = NULL; 866691Stjones1@inf.ed.ac.uk PageTable::const_iterator i = lookupTable.find(vpn); 876691Stjones1@inf.ed.ac.uk if (i != lookupTable.end()) { 886691Stjones1@inf.ed.ac.uk while (i->first == vpn) { 896691Stjones1@inf.ed.ac.uk int index = i->second; 906691Stjones1@inf.ed.ac.uk PowerISA::PTE *pte = &table[index]; 916691Stjones1@inf.ed.ac.uk Addr Mask = pte->Mask; 926691Stjones1@inf.ed.ac.uk Addr InvMask = ~Mask; 936691Stjones1@inf.ed.ac.uk Addr VPN = pte->VPN; 946691Stjones1@inf.ed.ac.uk if (((vpn & InvMask) == (VPN & InvMask)) 956691Stjones1@inf.ed.ac.uk && (pte->G || (asn == pte->asid))) { 966691Stjones1@inf.ed.ac.uk 976691Stjones1@inf.ed.ac.uk // We have a VPN + ASID Match 986691Stjones1@inf.ed.ac.uk retval = pte; 996691Stjones1@inf.ed.ac.uk break; 1006691Stjones1@inf.ed.ac.uk } 1016691Stjones1@inf.ed.ac.uk ++i; 1026691Stjones1@inf.ed.ac.uk } 1036691Stjones1@inf.ed.ac.uk } 1046691Stjones1@inf.ed.ac.uk 1056691Stjones1@inf.ed.ac.uk DPRINTF(TLB, "lookup %#x, asn %#x -> %s ppn %#x\n", vpn, (int)asn, 1066691Stjones1@inf.ed.ac.uk retval ? "hit" : "miss", retval ? retval->PFN1 : 0); 1076691Stjones1@inf.ed.ac.uk return retval; 1086691Stjones1@inf.ed.ac.uk} 1096691Stjones1@inf.ed.ac.uk 1106691Stjones1@inf.ed.ac.ukPowerISA::PTE* 1116691Stjones1@inf.ed.ac.ukTLB::getEntry(unsigned Index) const 1126691Stjones1@inf.ed.ac.uk{ 1136691Stjones1@inf.ed.ac.uk // Make sure that Index is valid 1146691Stjones1@inf.ed.ac.uk assert(Index<size); 1156691Stjones1@inf.ed.ac.uk return &table[Index]; 1166691Stjones1@inf.ed.ac.uk} 1176691Stjones1@inf.ed.ac.uk 1186691Stjones1@inf.ed.ac.ukint 1196691Stjones1@inf.ed.ac.ukTLB::probeEntry(Addr vpn,uint8_t asn) const 1206691Stjones1@inf.ed.ac.uk{ 1216691Stjones1@inf.ed.ac.uk // assume not found... 1226691Stjones1@inf.ed.ac.uk int Ind = -1; 1236691Stjones1@inf.ed.ac.uk PageTable::const_iterator i = lookupTable.find(vpn); 1246691Stjones1@inf.ed.ac.uk if (i != lookupTable.end()) { 1256691Stjones1@inf.ed.ac.uk while (i->first == vpn) { 1266691Stjones1@inf.ed.ac.uk int index = i->second; 1276691Stjones1@inf.ed.ac.uk PowerISA::PTE *pte = &table[index]; 1286691Stjones1@inf.ed.ac.uk Addr Mask = pte->Mask; 1296691Stjones1@inf.ed.ac.uk Addr InvMask = ~Mask; 1306691Stjones1@inf.ed.ac.uk Addr VPN = pte->VPN; 1316691Stjones1@inf.ed.ac.uk if (((vpn & InvMask) == (VPN & InvMask)) 1326691Stjones1@inf.ed.ac.uk && (pte->G || (asn == pte->asid))) { 1336691Stjones1@inf.ed.ac.uk 1346691Stjones1@inf.ed.ac.uk // We have a VPN + ASID Match 1356691Stjones1@inf.ed.ac.uk Ind = index; 1366691Stjones1@inf.ed.ac.uk break; 1376691Stjones1@inf.ed.ac.uk } 1386691Stjones1@inf.ed.ac.uk ++i; 1396691Stjones1@inf.ed.ac.uk } 1406691Stjones1@inf.ed.ac.uk } 1416691Stjones1@inf.ed.ac.uk 1426691Stjones1@inf.ed.ac.uk DPRINTF(Power, "VPN: %x, asid: %d, Result of TLBP: %d\n", vpn, asn, Ind); 1436691Stjones1@inf.ed.ac.uk return Ind; 1446691Stjones1@inf.ed.ac.uk} 1456691Stjones1@inf.ed.ac.uk 1466691Stjones1@inf.ed.ac.ukinline Fault 1476691Stjones1@inf.ed.ac.ukTLB::checkCacheability(RequestPtr &req) 1486691Stjones1@inf.ed.ac.uk{ 1496691Stjones1@inf.ed.ac.uk Addr VAddrUncacheable = 0xA0000000; 1506691Stjones1@inf.ed.ac.uk if ((req->getVaddr() & VAddrUncacheable) == VAddrUncacheable) { 1516691Stjones1@inf.ed.ac.uk 1526691Stjones1@inf.ed.ac.uk // mark request as uncacheable 1536691Stjones1@inf.ed.ac.uk req->setFlags(Request::UNCACHEABLE); 1546691Stjones1@inf.ed.ac.uk } 1556691Stjones1@inf.ed.ac.uk return NoFault; 1566691Stjones1@inf.ed.ac.uk} 1576691Stjones1@inf.ed.ac.uk 1586691Stjones1@inf.ed.ac.ukvoid 1596691Stjones1@inf.ed.ac.ukTLB::insertAt(PowerISA::PTE &pte, unsigned Index, int _smallPages) 1606691Stjones1@inf.ed.ac.uk{ 1616691Stjones1@inf.ed.ac.uk smallPages=_smallPages; 1626691Stjones1@inf.ed.ac.uk if (Index > size){ 1636691Stjones1@inf.ed.ac.uk warn("Attempted to write at index (%d) beyond TLB size (%d)", 1646691Stjones1@inf.ed.ac.uk Index, size); 1656691Stjones1@inf.ed.ac.uk } else { 1666691Stjones1@inf.ed.ac.uk 1676691Stjones1@inf.ed.ac.uk // Update TLB 1686691Stjones1@inf.ed.ac.uk if (table[Index].V0 == true || table[Index].V1 == true) { 1696691Stjones1@inf.ed.ac.uk 1706691Stjones1@inf.ed.ac.uk // Previous entry is valid 1716691Stjones1@inf.ed.ac.uk PageTable::iterator i = lookupTable.find(table[Index].VPN); 1726691Stjones1@inf.ed.ac.uk lookupTable.erase(i); 1736691Stjones1@inf.ed.ac.uk } 1746691Stjones1@inf.ed.ac.uk table[Index]=pte; 1756691Stjones1@inf.ed.ac.uk 1766691Stjones1@inf.ed.ac.uk // Update fast lookup table 1776691Stjones1@inf.ed.ac.uk lookupTable.insert(make_pair(table[Index].VPN, Index)); 1786691Stjones1@inf.ed.ac.uk } 1796691Stjones1@inf.ed.ac.uk} 1806691Stjones1@inf.ed.ac.uk 1816691Stjones1@inf.ed.ac.uk// insert a new TLB entry 1826691Stjones1@inf.ed.ac.ukvoid 1836691Stjones1@inf.ed.ac.ukTLB::insert(Addr addr, PowerISA::PTE &pte) 1846691Stjones1@inf.ed.ac.uk{ 1856691Stjones1@inf.ed.ac.uk fatal("TLB Insert not yet implemented\n"); 1866691Stjones1@inf.ed.ac.uk} 1876691Stjones1@inf.ed.ac.uk 1886691Stjones1@inf.ed.ac.ukvoid 1896691Stjones1@inf.ed.ac.ukTLB::flushAll() 1906691Stjones1@inf.ed.ac.uk{ 1916691Stjones1@inf.ed.ac.uk DPRINTF(TLB, "flushAll\n"); 1926691Stjones1@inf.ed.ac.uk memset(table, 0, sizeof(PowerISA::PTE[size])); 1936691Stjones1@inf.ed.ac.uk lookupTable.clear(); 1946691Stjones1@inf.ed.ac.uk nlu = 0; 1956691Stjones1@inf.ed.ac.uk} 1966691Stjones1@inf.ed.ac.uk 1976691Stjones1@inf.ed.ac.ukvoid 1986691Stjones1@inf.ed.ac.ukTLB::serialize(ostream &os) 1996691Stjones1@inf.ed.ac.uk{ 2006691Stjones1@inf.ed.ac.uk SERIALIZE_SCALAR(size); 2016691Stjones1@inf.ed.ac.uk SERIALIZE_SCALAR(nlu); 2026691Stjones1@inf.ed.ac.uk 2036691Stjones1@inf.ed.ac.uk for (int i = 0; i < size; i++) { 2046691Stjones1@inf.ed.ac.uk nameOut(os, csprintf("%s.PTE%d", name(), i)); 2056691Stjones1@inf.ed.ac.uk table[i].serialize(os); 2066691Stjones1@inf.ed.ac.uk } 2076691Stjones1@inf.ed.ac.uk} 2086691Stjones1@inf.ed.ac.uk 2096691Stjones1@inf.ed.ac.ukvoid 2106691Stjones1@inf.ed.ac.ukTLB::unserialize(Checkpoint *cp, const string §ion) 2116691Stjones1@inf.ed.ac.uk{ 2126691Stjones1@inf.ed.ac.uk UNSERIALIZE_SCALAR(size); 2136691Stjones1@inf.ed.ac.uk UNSERIALIZE_SCALAR(nlu); 2146691Stjones1@inf.ed.ac.uk 2156691Stjones1@inf.ed.ac.uk for (int i = 0; i < size; i++) { 2166691Stjones1@inf.ed.ac.uk table[i].unserialize(cp, csprintf("%s.PTE%d", section, i)); 2176691Stjones1@inf.ed.ac.uk if (table[i].V0 || table[i].V1) { 2186691Stjones1@inf.ed.ac.uk lookupTable.insert(make_pair(table[i].VPN, i)); 2196691Stjones1@inf.ed.ac.uk } 2206691Stjones1@inf.ed.ac.uk } 2216691Stjones1@inf.ed.ac.uk} 2226691Stjones1@inf.ed.ac.uk 2236691Stjones1@inf.ed.ac.ukvoid 2246691Stjones1@inf.ed.ac.ukTLB::regStats() 2256691Stjones1@inf.ed.ac.uk{ 2266691Stjones1@inf.ed.ac.uk read_hits 2276691Stjones1@inf.ed.ac.uk .name(name() + ".read_hits") 2286691Stjones1@inf.ed.ac.uk .desc("DTB read hits") 2296691Stjones1@inf.ed.ac.uk ; 2306691Stjones1@inf.ed.ac.uk 2316691Stjones1@inf.ed.ac.uk read_misses 2326691Stjones1@inf.ed.ac.uk .name(name() + ".read_misses") 2336691Stjones1@inf.ed.ac.uk .desc("DTB read misses") 2346691Stjones1@inf.ed.ac.uk ; 2356691Stjones1@inf.ed.ac.uk 2366691Stjones1@inf.ed.ac.uk 2376691Stjones1@inf.ed.ac.uk read_accesses 2386691Stjones1@inf.ed.ac.uk .name(name() + ".read_accesses") 2396691Stjones1@inf.ed.ac.uk .desc("DTB read accesses") 2406691Stjones1@inf.ed.ac.uk ; 2416691Stjones1@inf.ed.ac.uk 2426691Stjones1@inf.ed.ac.uk write_hits 2436691Stjones1@inf.ed.ac.uk .name(name() + ".write_hits") 2446691Stjones1@inf.ed.ac.uk .desc("DTB write hits") 2456691Stjones1@inf.ed.ac.uk ; 2466691Stjones1@inf.ed.ac.uk 2476691Stjones1@inf.ed.ac.uk write_misses 2486691Stjones1@inf.ed.ac.uk .name(name() + ".write_misses") 2496691Stjones1@inf.ed.ac.uk .desc("DTB write misses") 2506691Stjones1@inf.ed.ac.uk ; 2516691Stjones1@inf.ed.ac.uk 2526691Stjones1@inf.ed.ac.uk 2536691Stjones1@inf.ed.ac.uk write_accesses 2546691Stjones1@inf.ed.ac.uk .name(name() + ".write_accesses") 2556691Stjones1@inf.ed.ac.uk .desc("DTB write accesses") 2566691Stjones1@inf.ed.ac.uk ; 2576691Stjones1@inf.ed.ac.uk 2586691Stjones1@inf.ed.ac.uk hits 2596691Stjones1@inf.ed.ac.uk .name(name() + ".hits") 2606691Stjones1@inf.ed.ac.uk .desc("DTB hits") 2616691Stjones1@inf.ed.ac.uk ; 2626691Stjones1@inf.ed.ac.uk 2636691Stjones1@inf.ed.ac.uk misses 2646691Stjones1@inf.ed.ac.uk .name(name() + ".misses") 2656691Stjones1@inf.ed.ac.uk .desc("DTB misses") 2666691Stjones1@inf.ed.ac.uk ; 2676691Stjones1@inf.ed.ac.uk 2686691Stjones1@inf.ed.ac.uk accesses 2696691Stjones1@inf.ed.ac.uk .name(name() + ".accesses") 2706691Stjones1@inf.ed.ac.uk .desc("DTB accesses") 2716691Stjones1@inf.ed.ac.uk ; 2726691Stjones1@inf.ed.ac.uk 2736691Stjones1@inf.ed.ac.uk hits = read_hits + write_hits; 2746691Stjones1@inf.ed.ac.uk misses = read_misses + write_misses; 2756691Stjones1@inf.ed.ac.uk accesses = read_accesses + write_accesses; 2766691Stjones1@inf.ed.ac.uk} 2776691Stjones1@inf.ed.ac.uk 2786691Stjones1@inf.ed.ac.ukFault 2796972Stjones1@inf.ed.ac.ukTLB::translateInst(RequestPtr req, ThreadContext *tc) 2806691Stjones1@inf.ed.ac.uk{ 2816972Stjones1@inf.ed.ac.uk // Instruction accesses must be word-aligned 2826972Stjones1@inf.ed.ac.uk if (req->getVaddr() & 0x3) { 2836972Stjones1@inf.ed.ac.uk DPRINTF(TLB, "Alignment Fault on %#x, size = %d\n", req->getVaddr(), 2846972Stjones1@inf.ed.ac.uk req->getSize()); 2856972Stjones1@inf.ed.ac.uk return new AlignmentFault(); 2866972Stjones1@inf.ed.ac.uk } 2876972Stjones1@inf.ed.ac.uk 2886972Stjones1@inf.ed.ac.uk Process * p = tc->getProcessPtr(); 2896972Stjones1@inf.ed.ac.uk 2906972Stjones1@inf.ed.ac.uk Fault fault = p->pTable->translate(req); 2916972Stjones1@inf.ed.ac.uk if (fault != NoFault) 2926972Stjones1@inf.ed.ac.uk return fault; 2936972Stjones1@inf.ed.ac.uk 2946972Stjones1@inf.ed.ac.uk return NoFault; 2956972Stjones1@inf.ed.ac.uk} 2966972Stjones1@inf.ed.ac.uk 2976972Stjones1@inf.ed.ac.ukFault 2986972Stjones1@inf.ed.ac.ukTLB::translateData(RequestPtr req, ThreadContext *tc, bool write) 2996972Stjones1@inf.ed.ac.uk{ 3006691Stjones1@inf.ed.ac.uk Process * p = tc->getProcessPtr(); 3016691Stjones1@inf.ed.ac.uk 3026691Stjones1@inf.ed.ac.uk Fault fault = p->pTable->translate(req); 3036691Stjones1@inf.ed.ac.uk if (fault != NoFault) 3046691Stjones1@inf.ed.ac.uk return fault; 3056691Stjones1@inf.ed.ac.uk 3066691Stjones1@inf.ed.ac.uk return NoFault; 3076972Stjones1@inf.ed.ac.uk} 3086972Stjones1@inf.ed.ac.uk 3096972Stjones1@inf.ed.ac.ukFault 3106972Stjones1@inf.ed.ac.ukTLB::translateAtomic(RequestPtr req, ThreadContext *tc, Mode mode) 3116972Stjones1@inf.ed.ac.uk{ 3128806Sgblack@eecs.umich.edu if (FullSystem) 3138772Sgblack@eecs.umich.edu fatal("translate atomic not yet implemented in full system mode.\n"); 3148806Sgblack@eecs.umich.edu 3158806Sgblack@eecs.umich.edu if (mode == Execute) 3168806Sgblack@eecs.umich.edu return translateInst(req, tc); 3178806Sgblack@eecs.umich.edu else 3188806Sgblack@eecs.umich.edu return translateData(req, tc, mode == Write); 3196691Stjones1@inf.ed.ac.uk} 3206691Stjones1@inf.ed.ac.uk 3216691Stjones1@inf.ed.ac.ukvoid 3226691Stjones1@inf.ed.ac.ukTLB::translateTiming(RequestPtr req, ThreadContext *tc, 3236691Stjones1@inf.ed.ac.uk Translation *translation, Mode mode) 3246691Stjones1@inf.ed.ac.uk{ 3256691Stjones1@inf.ed.ac.uk assert(translation); 3266691Stjones1@inf.ed.ac.uk translation->finish(translateAtomic(req, tc, mode), req, tc, mode); 3276691Stjones1@inf.ed.ac.uk} 3286691Stjones1@inf.ed.ac.uk 3298888Sgeoffrey.blake@arm.comFault 3308888Sgeoffrey.blake@arm.comTLB::translateFunctional(RequestPtr req, ThreadContext *tc, Mode mode) 3318888Sgeoffrey.blake@arm.com{ 3328888Sgeoffrey.blake@arm.com panic("Not implemented\n"); 3338888Sgeoffrey.blake@arm.com return NoFault; 3348888Sgeoffrey.blake@arm.com} 3358888Sgeoffrey.blake@arm.com 3369738Sandreas@sandberg.pp.seFault 3379738Sandreas@sandberg.pp.seTLB::finalizePhysical(RequestPtr req, ThreadContext *tc, Mode mode) const 3389738Sandreas@sandberg.pp.se{ 3399738Sandreas@sandberg.pp.se return NoFault; 3409738Sandreas@sandberg.pp.se} 3419738Sandreas@sandberg.pp.se 3426691Stjones1@inf.ed.ac.ukPowerISA::PTE & 3436691Stjones1@inf.ed.ac.ukTLB::index(bool advance) 3446691Stjones1@inf.ed.ac.uk{ 3456691Stjones1@inf.ed.ac.uk PowerISA::PTE *pte = &table[nlu]; 3466691Stjones1@inf.ed.ac.uk 3476691Stjones1@inf.ed.ac.uk if (advance) 3486691Stjones1@inf.ed.ac.uk nextnlu(); 3496691Stjones1@inf.ed.ac.uk 3506691Stjones1@inf.ed.ac.uk return *pte; 3516691Stjones1@inf.ed.ac.uk} 3526691Stjones1@inf.ed.ac.uk 3536691Stjones1@inf.ed.ac.ukPowerISA::TLB * 3546691Stjones1@inf.ed.ac.ukPowerTLBParams::create() 3556691Stjones1@inf.ed.ac.uk{ 3566691Stjones1@inf.ed.ac.uk return new PowerISA::TLB(this); 3576691Stjones1@inf.ed.ac.uk} 358