system.cc revision 8826
12689Sktlim@umich.edu/* 28703Sandreas.hansson@arm.com * Copyright (c) 2011-2012 ARM Limited 38666SPrakash.Ramrakhyani@arm.com * All rights reserved 48666SPrakash.Ramrakhyani@arm.com * 58666SPrakash.Ramrakhyani@arm.com * The license below extends only to copyright in the software and shall 68666SPrakash.Ramrakhyani@arm.com * not be construed as granting a license to any other intellectual 78666SPrakash.Ramrakhyani@arm.com * property including but not limited to intellectual property relating 88666SPrakash.Ramrakhyani@arm.com * to a hardware implementation of the functionality of the software 98666SPrakash.Ramrakhyani@arm.com * licensed hereunder. You may use the software subject to the license 108666SPrakash.Ramrakhyani@arm.com * terms below provided that you ensure that this notice is replicated 118666SPrakash.Ramrakhyani@arm.com * unmodified and in its entirety in all distributions of the software, 128666SPrakash.Ramrakhyani@arm.com * modified or unmodified, in source code or in binary form. 138666SPrakash.Ramrakhyani@arm.com * 142689Sktlim@umich.edu * Copyright (c) 2003-2006 The Regents of The University of Michigan 157897Shestness@cs.utexas.edu * Copyright (c) 2011 Regents of the University of California 162689Sktlim@umich.edu * All rights reserved. 172689Sktlim@umich.edu * 182689Sktlim@umich.edu * Redistribution and use in source and binary forms, with or without 192689Sktlim@umich.edu * modification, are permitted provided that the following conditions are 202689Sktlim@umich.edu * met: redistributions of source code must retain the above copyright 212689Sktlim@umich.edu * notice, this list of conditions and the following disclaimer; 222689Sktlim@umich.edu * redistributions in binary form must reproduce the above copyright 232689Sktlim@umich.edu * notice, this list of conditions and the following disclaimer in the 242689Sktlim@umich.edu * documentation and/or other materials provided with the distribution; 252689Sktlim@umich.edu * neither the name of the copyright holders nor the names of its 262689Sktlim@umich.edu * contributors may be used to endorse or promote products derived from 272689Sktlim@umich.edu * this software without specific prior written permission. 282689Sktlim@umich.edu * 292689Sktlim@umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 302689Sktlim@umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 312689Sktlim@umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 322689Sktlim@umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 332689Sktlim@umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 342689Sktlim@umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 352689Sktlim@umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 362689Sktlim@umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 372689Sktlim@umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 382689Sktlim@umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 392689Sktlim@umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 402689Sktlim@umich.edu * 412689Sktlim@umich.edu * Authors: Steve Reinhardt 422689Sktlim@umich.edu * Lisa Hsu 432689Sktlim@umich.edu * Nathan Binkert 442689Sktlim@umich.edu * Ali Saidi 457897Shestness@cs.utexas.edu * Rick Strong 462689Sktlim@umich.edu */ 472689Sktlim@umich.edu 482521SN/A#include "arch/isa_traits.hh" 493960Sgblack@eecs.umich.edu#include "arch/remote_gdb.hh" 504194Ssaidi@eecs.umich.edu#include "arch/utility.hh" 518769Sgblack@eecs.umich.edu#include "arch/vtophys.hh" 521070SN/A#include "base/loader/object_file.hh" 531070SN/A#include "base/loader/symtab.hh" 542521SN/A#include "base/trace.hh" 556658Snate@binkert.org#include "config/the_isa.hh" 568229Snate@binkert.org#include "cpu/thread_context.hh" 578232Snate@binkert.org#include "debug/Loader.hh" 588666SPrakash.Ramrakhyani@arm.com#include "debug/WorkItems.hh" 598769Sgblack@eecs.umich.edu#include "kern/kernel_stats.hh" 608799Sgblack@eecs.umich.edu#include "mem/fs_translating_port_proxy.hh" 612521SN/A#include "mem/mem_object.hh" 622522SN/A#include "mem/physical.hh" 638769Sgblack@eecs.umich.edu#include "params/System.hh" 642037SN/A#include "sim/byteswap.hh" 658229Snate@binkert.org#include "sim/debug.hh" 668769Sgblack@eecs.umich.edu#include "sim/full_system.hh" 6756SN/A#include "sim/system.hh" 686658Snate@binkert.org 692SN/Ausing namespace std; 702107SN/Ausing namespace TheISA; 712SN/A 722SN/Avector<System *> System::systemList; 732SN/A 742SN/Aint System::numSystemsRunning = 0; 752SN/A 761070SN/ASystem::System(Params *p) 778703Sandreas.hansson@arm.com : MemObject(p), _systemPort("system_port", this), 788703Sandreas.hansson@arm.com physmem(p->physmem), 798703Sandreas.hansson@arm.com _numContexts(0), 808826Snilay@cs.wisc.edu pagePtr(0), 812521SN/A init_param(p->init_param), 827580SAli.Saidi@arm.com loadAddrMask(p->load_addr_mask), 837770SAli.Saidi@ARM.com nextPID(0), 847914SBrad.Beckmann@amd.com memoryMode(p->mem_mode), 857914SBrad.Beckmann@amd.com workItemsBegin(0), 867914SBrad.Beckmann@amd.com workItemsEnd(0), 878666SPrakash.Ramrakhyani@arm.com numWorkIds(p->num_work_ids), 887914SBrad.Beckmann@amd.com _params(p), 898666SPrakash.Ramrakhyani@arm.com totalNumInsts(0), 907897Shestness@cs.utexas.edu instEventQueue("system instruction-based event queue") 912SN/A{ 921070SN/A // add self to global system list 931070SN/A systemList.push_back(this); 941070SN/A 958460SAli.Saidi@ARM.com /** Keep track of all memories we can execute code out of 968460SAli.Saidi@ARM.com * in our system 978460SAli.Saidi@ARM.com */ 988460SAli.Saidi@ARM.com for (int x = 0; x < p->memories.size(); x++) { 998460SAli.Saidi@ARM.com if (!p->memories[x]) 1008460SAli.Saidi@ARM.com continue; 1018460SAli.Saidi@ARM.com memRanges.push_back(RangeSize(p->memories[x]->start(), 1028460SAli.Saidi@ARM.com p->memories[x]->size())); 1038460SAli.Saidi@ARM.com } 1048460SAli.Saidi@ARM.com 1058769Sgblack@eecs.umich.edu if (FullSystem) { 1068769Sgblack@eecs.umich.edu kernelSymtab = new SymbolTable; 1078769Sgblack@eecs.umich.edu if (!debugSymbolTable) 1088769Sgblack@eecs.umich.edu debugSymbolTable = new SymbolTable; 1091070SN/A 1108769Sgblack@eecs.umich.edu /** 1118799Sgblack@eecs.umich.edu * Get a port proxy to memory 1128769Sgblack@eecs.umich.edu */ 1138799Sgblack@eecs.umich.edu physProxy = new PortProxy(*getSystemPort()); 1148799Sgblack@eecs.umich.edu virtProxy = new FSTranslatingPortProxy(*getSystemPort()); 1158666SPrakash.Ramrakhyani@arm.com } 1162SN/A} 1172SN/A 1182SN/ASystem::~System() 1192SN/A{ 1201070SN/A delete kernelSymtab; 1211070SN/A delete kernel; 1228666SPrakash.Ramrakhyani@arm.com 1238666SPrakash.Ramrakhyani@arm.com for (uint32_t j = 0; j < numWorkIds; j++) 1248666SPrakash.Ramrakhyani@arm.com delete workItemStats[j]; 1252SN/A} 1262SN/A 1278706Sandreas.hansson@arm.comvoid 1288706Sandreas.hansson@arm.comSystem::init() 1298706Sandreas.hansson@arm.com{ 1308706Sandreas.hansson@arm.com // check that the system port is connected 1318706Sandreas.hansson@arm.com if (!_systemPort.isConnected()) 1328706Sandreas.hansson@arm.com panic("System port on %s is not connected.\n", name()); 1338706Sandreas.hansson@arm.com} 1348706Sandreas.hansson@arm.com 1358703Sandreas.hansson@arm.comPort* 1368703Sandreas.hansson@arm.comSystem::getPort(const std::string &if_name, int idx) 1378703Sandreas.hansson@arm.com{ 1388703Sandreas.hansson@arm.com // no need to distinguish at the moment (besides checking) 1398703Sandreas.hansson@arm.com return &_systemPort; 1408703Sandreas.hansson@arm.com} 1418703Sandreas.hansson@arm.com 1422901Ssaidi@eecs.umich.eduvoid 1434762Snate@binkert.orgSystem::setMemoryMode(Enums::MemoryMode mode) 1442901Ssaidi@eecs.umich.edu{ 1452901Ssaidi@eecs.umich.edu assert(getState() == Drained); 1462901Ssaidi@eecs.umich.edu memoryMode = mode; 1472901Ssaidi@eecs.umich.edu} 1482901Ssaidi@eecs.umich.edu 1493960Sgblack@eecs.umich.edubool System::breakpoint() 1503960Sgblack@eecs.umich.edu{ 1514095Sbinkertn@umich.edu if (remoteGDB.size()) 1524095Sbinkertn@umich.edu return remoteGDB[0]->breakpoint(); 1534095Sbinkertn@umich.edu return false; 1543960Sgblack@eecs.umich.edu} 1553960Sgblack@eecs.umich.edu 1567445Ssteve.reinhardt@amd.com/** 1577445Ssteve.reinhardt@amd.com * Setting rgdb_wait to a positive integer waits for a remote debugger to 1587445Ssteve.reinhardt@amd.com * connect to that context ID before continuing. This should really 1597445Ssteve.reinhardt@amd.com be a parameter on the CPU object or something... 1607445Ssteve.reinhardt@amd.com */ 1617445Ssteve.reinhardt@amd.comint rgdb_wait = -1; 1627445Ssteve.reinhardt@amd.com 163180SN/Aint 1645718Shsul@eecs.umich.eduSystem::registerThreadContext(ThreadContext *tc, int assigned) 1652SN/A{ 1665712Shsul@eecs.umich.edu int id; 1675718Shsul@eecs.umich.edu if (assigned == -1) { 1685718Shsul@eecs.umich.edu for (id = 0; id < threadContexts.size(); id++) { 1695718Shsul@eecs.umich.edu if (!threadContexts[id]) 1705718Shsul@eecs.umich.edu break; 1715718Shsul@eecs.umich.edu } 1725718Shsul@eecs.umich.edu 1735718Shsul@eecs.umich.edu if (threadContexts.size() <= id) 1745718Shsul@eecs.umich.edu threadContexts.resize(id + 1); 1755718Shsul@eecs.umich.edu } else { 1765718Shsul@eecs.umich.edu if (threadContexts.size() <= assigned) 1775718Shsul@eecs.umich.edu threadContexts.resize(assigned + 1); 1785718Shsul@eecs.umich.edu id = assigned; 1791806SN/A } 1801806SN/A 1812680Sktlim@umich.edu if (threadContexts[id]) 1825823Ssaidi@eecs.umich.edu fatal("Cannot have two CPUs with the same id (%d)\n", id); 1831806SN/A 1842680Sktlim@umich.edu threadContexts[id] = tc; 1855714Shsul@eecs.umich.edu _numContexts++; 1861070SN/A 1875512SMichael.Adler@intel.com int port = getRemoteGDBPort(); 1887445Ssteve.reinhardt@amd.com if (port) { 1894095Sbinkertn@umich.edu RemoteGDB *rgdb = new RemoteGDB(this, tc); 1905512SMichael.Adler@intel.com GDBListener *gdbl = new GDBListener(rgdb, port + id); 1914095Sbinkertn@umich.edu gdbl->listen(); 1927445Ssteve.reinhardt@amd.com 1934095Sbinkertn@umich.edu if (rgdb_wait != -1 && rgdb_wait == id) 1944095Sbinkertn@umich.edu gdbl->accept(); 1951070SN/A 1964095Sbinkertn@umich.edu if (remoteGDB.size() <= id) { 1974095Sbinkertn@umich.edu remoteGDB.resize(id + 1); 1984095Sbinkertn@umich.edu } 1994095Sbinkertn@umich.edu 2004095Sbinkertn@umich.edu remoteGDB[id] = rgdb; 2011070SN/A } 2021070SN/A 2037914SBrad.Beckmann@amd.com activeCpus.push_back(false); 2047914SBrad.Beckmann@amd.com 2051806SN/A return id; 206180SN/A} 20775SN/A 2086029Ssteve.reinhardt@amd.comint 2096029Ssteve.reinhardt@amd.comSystem::numRunningContexts() 2106029Ssteve.reinhardt@amd.com{ 2116029Ssteve.reinhardt@amd.com int running = 0; 2126029Ssteve.reinhardt@amd.com for (int i = 0; i < _numContexts; ++i) { 2136029Ssteve.reinhardt@amd.com if (threadContexts[i]->status() != ThreadContext::Halted) 2146029Ssteve.reinhardt@amd.com ++running; 2156029Ssteve.reinhardt@amd.com } 2166029Ssteve.reinhardt@amd.com return running; 2176029Ssteve.reinhardt@amd.com} 2186029Ssteve.reinhardt@amd.com 219180SN/Avoid 2207733SAli.Saidi@ARM.comSystem::initState() 2211129SN/A{ 2228806Sgblack@eecs.umich.edu int i; 2238769Sgblack@eecs.umich.edu if (FullSystem) { 2248769Sgblack@eecs.umich.edu for (i = 0; i < threadContexts.size(); i++) 2258769Sgblack@eecs.umich.edu TheISA::startupCPU(threadContexts[i], i); 2268799Sgblack@eecs.umich.edu // Moved from the constructor to here since it relies on the 2278799Sgblack@eecs.umich.edu // address map being resolved in the interconnect 2288799Sgblack@eecs.umich.edu /** 2298799Sgblack@eecs.umich.edu * Load the kernel code into memory 2308799Sgblack@eecs.umich.edu */ 2318799Sgblack@eecs.umich.edu if (params()->kernel == "") { 2328799Sgblack@eecs.umich.edu inform("No kernel set for full system simulation. " 2338799Sgblack@eecs.umich.edu "Assuming you know what you're doing...\n"); 2348799Sgblack@eecs.umich.edu } else { 2358799Sgblack@eecs.umich.edu // Load kernel code 2368799Sgblack@eecs.umich.edu kernel = createObjectFile(params()->kernel); 2378799Sgblack@eecs.umich.edu inform("kernel located at: %s", params()->kernel); 2388706Sandreas.hansson@arm.com 2398799Sgblack@eecs.umich.edu if (kernel == NULL) 2408799Sgblack@eecs.umich.edu fatal("Could not load kernel file %s", params()->kernel); 2418706Sandreas.hansson@arm.com 2428799Sgblack@eecs.umich.edu // Load program sections into memory 2438799Sgblack@eecs.umich.edu kernel->loadSections(physProxy, loadAddrMask); 2448706Sandreas.hansson@arm.com 2458799Sgblack@eecs.umich.edu // setup entry points 2468799Sgblack@eecs.umich.edu kernelStart = kernel->textBase(); 2478799Sgblack@eecs.umich.edu kernelEnd = kernel->bssBase() + kernel->bssSize(); 2488799Sgblack@eecs.umich.edu kernelEntry = kernel->entryPoint(); 2498706Sandreas.hansson@arm.com 2508799Sgblack@eecs.umich.edu // load symbols 2518799Sgblack@eecs.umich.edu if (!kernel->loadGlobalSymbols(kernelSymtab)) 2528799Sgblack@eecs.umich.edu fatal("could not load kernel symbols\n"); 2538706Sandreas.hansson@arm.com 2548799Sgblack@eecs.umich.edu if (!kernel->loadLocalSymbols(kernelSymtab)) 2558799Sgblack@eecs.umich.edu fatal("could not load kernel local symbols\n"); 2568706Sandreas.hansson@arm.com 2578799Sgblack@eecs.umich.edu if (!kernel->loadGlobalSymbols(debugSymbolTable)) 2588799Sgblack@eecs.umich.edu fatal("could not load kernel symbols\n"); 2598706Sandreas.hansson@arm.com 2608799Sgblack@eecs.umich.edu if (!kernel->loadLocalSymbols(debugSymbolTable)) 2618799Sgblack@eecs.umich.edu fatal("could not load kernel local symbols\n"); 2628706Sandreas.hansson@arm.com 2638799Sgblack@eecs.umich.edu DPRINTF(Loader, "Kernel start = %#x\n", kernelStart); 2648799Sgblack@eecs.umich.edu DPRINTF(Loader, "Kernel end = %#x\n", kernelEnd); 2658799Sgblack@eecs.umich.edu DPRINTF(Loader, "Kernel entry = %#x\n", kernelEntry); 2668799Sgblack@eecs.umich.edu DPRINTF(Loader, "Kernel loaded...\n"); 2678799Sgblack@eecs.umich.edu } 2688706Sandreas.hansson@arm.com } 2698706Sandreas.hansson@arm.com 2708706Sandreas.hansson@arm.com // increment the number of running systms 2718706Sandreas.hansson@arm.com numSystemsRunning++; 2728706Sandreas.hansson@arm.com 2738706Sandreas.hansson@arm.com activeCpus.clear(); 2748706Sandreas.hansson@arm.com 2758806Sgblack@eecs.umich.edu if (!FullSystem) 2768806Sgblack@eecs.umich.edu return; 2778806Sgblack@eecs.umich.edu 2788806Sgblack@eecs.umich.edu for (i = 0; i < threadContexts.size(); i++) 2798806Sgblack@eecs.umich.edu TheISA::startupCPU(threadContexts[i], i); 2801129SN/A} 2811129SN/A 2821129SN/Avoid 2835713Shsul@eecs.umich.eduSystem::replaceThreadContext(ThreadContext *tc, int context_id) 284180SN/A{ 2855713Shsul@eecs.umich.edu if (context_id >= threadContexts.size()) { 2862680Sktlim@umich.edu panic("replaceThreadContext: bad id, %d >= %d\n", 2875713Shsul@eecs.umich.edu context_id, threadContexts.size()); 288180SN/A } 289180SN/A 2905713Shsul@eecs.umich.edu threadContexts[context_id] = tc; 2915713Shsul@eecs.umich.edu if (context_id < remoteGDB.size()) 2925713Shsul@eecs.umich.edu remoteGDB[context_id]->replaceThreadContext(tc); 2932SN/A} 2942SN/A 2952378SN/AAddr 2968601Ssteve.reinhardt@amd.comSystem::allocPhysPages(int npages) 2972378SN/A{ 2987770SAli.Saidi@ARM.com Addr return_addr = pagePtr << LogVMPageSize; 2998601Ssteve.reinhardt@amd.com pagePtr += npages; 3008813Sgblack@eecs.umich.edu if (pagePtr > physmem->size()) 3013162Ssaidi@eecs.umich.edu fatal("Out of memory, please increase size of physical memory."); 3022378SN/A return return_addr; 3032378SN/A} 3045795Ssaidi@eecs.umich.edu 3055795Ssaidi@eecs.umich.eduAddr 3065795Ssaidi@eecs.umich.eduSystem::memSize() 3075795Ssaidi@eecs.umich.edu{ 3085795Ssaidi@eecs.umich.edu return physmem->size(); 3095795Ssaidi@eecs.umich.edu} 3105795Ssaidi@eecs.umich.edu 3115795Ssaidi@eecs.umich.eduAddr 3125795Ssaidi@eecs.umich.eduSystem::freeMemSize() 3135795Ssaidi@eecs.umich.edu{ 3147770SAli.Saidi@ARM.com return physmem->size() - (pagePtr << LogVMPageSize); 3155795Ssaidi@eecs.umich.edu} 3165795Ssaidi@eecs.umich.edu 3178460SAli.Saidi@ARM.combool 3188460SAli.Saidi@ARM.comSystem::isMemory(const Addr addr) const 3198460SAli.Saidi@ARM.com{ 3208460SAli.Saidi@ARM.com std::list<Range<Addr> >::const_iterator i; 3218460SAli.Saidi@ARM.com for (i = memRanges.begin(); i != memRanges.end(); i++) { 3228460SAli.Saidi@ARM.com if (*i == addr) 3238460SAli.Saidi@ARM.com return true; 3248460SAli.Saidi@ARM.com } 3258460SAli.Saidi@ARM.com return false; 3268460SAli.Saidi@ARM.com} 3278460SAli.Saidi@ARM.com 3281070SN/Avoid 3297897Shestness@cs.utexas.eduSystem::resume() 3307897Shestness@cs.utexas.edu{ 3317897Shestness@cs.utexas.edu SimObject::resume(); 3327897Shestness@cs.utexas.edu totalNumInsts = 0; 3337897Shestness@cs.utexas.edu} 3347897Shestness@cs.utexas.edu 3357897Shestness@cs.utexas.eduvoid 3361070SN/ASystem::serialize(ostream &os) 3371070SN/A{ 3388769Sgblack@eecs.umich.edu if (FullSystem) 3398769Sgblack@eecs.umich.edu kernelSymtab->serialize("kernel_symtab", os); 3407770SAli.Saidi@ARM.com SERIALIZE_SCALAR(pagePtr); 3417770SAli.Saidi@ARM.com SERIALIZE_SCALAR(nextPID); 3421070SN/A} 3431070SN/A 3441070SN/A 3451070SN/Avoid 3461070SN/ASystem::unserialize(Checkpoint *cp, const string §ion) 3471070SN/A{ 3488769Sgblack@eecs.umich.edu if (FullSystem) 3498769Sgblack@eecs.umich.edu kernelSymtab->unserialize("kernel_symtab", cp, section); 3507770SAli.Saidi@ARM.com UNSERIALIZE_SCALAR(pagePtr); 3517770SAli.Saidi@ARM.com UNSERIALIZE_SCALAR(nextPID); 3521070SN/A} 3532SN/A 3542SN/Avoid 3558666SPrakash.Ramrakhyani@arm.comSystem::regStats() 3568666SPrakash.Ramrakhyani@arm.com{ 3578666SPrakash.Ramrakhyani@arm.com for (uint32_t j = 0; j < numWorkIds ; j++) { 3588666SPrakash.Ramrakhyani@arm.com workItemStats[j] = new Stats::Histogram(); 3598666SPrakash.Ramrakhyani@arm.com stringstream namestr; 3608666SPrakash.Ramrakhyani@arm.com ccprintf(namestr, "work_item_type%d", j); 3618666SPrakash.Ramrakhyani@arm.com workItemStats[j]->init(20) 3628666SPrakash.Ramrakhyani@arm.com .name(name() + "." + namestr.str()) 3638666SPrakash.Ramrakhyani@arm.com .desc("Run time stat for" + namestr.str()) 3648666SPrakash.Ramrakhyani@arm.com .prereq(*workItemStats[j]); 3658666SPrakash.Ramrakhyani@arm.com } 3668666SPrakash.Ramrakhyani@arm.com} 3678666SPrakash.Ramrakhyani@arm.com 3688666SPrakash.Ramrakhyani@arm.comvoid 3698666SPrakash.Ramrakhyani@arm.comSystem::workItemEnd(uint32_t tid, uint32_t workid) 3708666SPrakash.Ramrakhyani@arm.com{ 3718666SPrakash.Ramrakhyani@arm.com std::pair<uint32_t,uint32_t> p(tid, workid); 3728666SPrakash.Ramrakhyani@arm.com if (!lastWorkItemStarted.count(p)) 3738666SPrakash.Ramrakhyani@arm.com return; 3748666SPrakash.Ramrakhyani@arm.com 3758666SPrakash.Ramrakhyani@arm.com Tick samp = curTick() - lastWorkItemStarted[p]; 3768666SPrakash.Ramrakhyani@arm.com DPRINTF(WorkItems, "Work item end: %d\t%d\t%lld\n", tid, workid, samp); 3778666SPrakash.Ramrakhyani@arm.com 3788666SPrakash.Ramrakhyani@arm.com if (workid >= numWorkIds) 3798666SPrakash.Ramrakhyani@arm.com fatal("Got workid greater than specified in system configuration\n"); 3808666SPrakash.Ramrakhyani@arm.com 3818666SPrakash.Ramrakhyani@arm.com workItemStats[workid]->sample(samp); 3828666SPrakash.Ramrakhyani@arm.com lastWorkItemStarted.erase(p); 3838666SPrakash.Ramrakhyani@arm.com} 3848666SPrakash.Ramrakhyani@arm.com 3858666SPrakash.Ramrakhyani@arm.comvoid 3862SN/ASystem::printSystems() 3872SN/A{ 3882SN/A vector<System *>::iterator i = systemList.begin(); 3892SN/A vector<System *>::iterator end = systemList.end(); 3902SN/A for (; i != end; ++i) { 3912SN/A System *sys = *i; 3922SN/A cerr << "System " << sys->name() << ": " << hex << sys << endl; 3932SN/A } 3942SN/A} 3952SN/A 3962SN/Avoid 3972SN/AprintSystems() 3982SN/A{ 3992SN/A System::printSystems(); 4002SN/A} 4012SN/A 4022902Ssaidi@eecs.umich.educonst char *System::MemoryModeStrings[3] = {"invalid", "atomic", 4032902Ssaidi@eecs.umich.edu "timing"}; 4042902Ssaidi@eecs.umich.edu 4054762Snate@binkert.orgSystem * 4064762Snate@binkert.orgSystemParams::create() 4072424SN/A{ 4085530Snate@binkert.org return new System(this); 4092424SN/A} 410