system.cc (8765:659670964330) | system.cc (8769:f95b2a679eb0) |
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1/* 2 * Copyright (c) 2003-2006 The Regents of The University of Michigan 3 * Copyright (c) 2011 Regents of the University of California 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are 8 * met: redistributions of source code must retain the above copyright --- 22 unchanged lines hidden (view full) --- 31 * Nathan Binkert 32 * Ali Saidi 33 * Rick Strong 34 */ 35 36#include "arch/isa_traits.hh" 37#include "arch/remote_gdb.hh" 38#include "arch/utility.hh" | 1/* 2 * Copyright (c) 2003-2006 The Regents of The University of Michigan 3 * Copyright (c) 2011 Regents of the University of California 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are 8 * met: redistributions of source code must retain the above copyright --- 22 unchanged lines hidden (view full) --- 31 * Nathan Binkert 32 * Ali Saidi 33 * Rick Strong 34 */ 35 36#include "arch/isa_traits.hh" 37#include "arch/remote_gdb.hh" 38#include "arch/utility.hh" |
39#include "arch/vtophys.hh" |
|
39#include "base/loader/object_file.hh" 40#include "base/loader/symtab.hh" 41#include "base/trace.hh" | 40#include "base/loader/object_file.hh" 41#include "base/loader/symtab.hh" 42#include "base/trace.hh" |
42#include "config/full_system.hh" | |
43#include "config/the_isa.hh" 44#include "cpu/thread_context.hh" 45#include "debug/Loader.hh" | 43#include "config/the_isa.hh" 44#include "cpu/thread_context.hh" 45#include "debug/Loader.hh" |
46#include "kern/kernel_stats.hh" |
|
46#include "mem/mem_object.hh" 47#include "mem/physical.hh" | 47#include "mem/mem_object.hh" 48#include "mem/physical.hh" |
49#include "mem/vport.hh" 50#include "params/System.hh" |
|
48#include "sim/byteswap.hh" 49#include "sim/debug.hh" | 51#include "sim/byteswap.hh" 52#include "sim/debug.hh" |
53#include "sim/full_system.hh" |
|
50#include "sim/system.hh" 51 | 54#include "sim/system.hh" 55 |
52#if FULL_SYSTEM 53#include "arch/vtophys.hh" 54#include "kern/kernel_stats.hh" 55#include "mem/vport.hh" 56#else 57#include "params/System.hh" 58#endif 59 | |
60using namespace std; 61using namespace TheISA; 62 63vector<System *> System::systemList; 64 65int System::numSystemsRunning = 0; 66 67System::System(Params *p) 68 : SimObject(p), physmem(p->physmem), _numContexts(0), pagePtr(0), | 56using namespace std; 57using namespace TheISA; 58 59vector<System *> System::systemList; 60 61int System::numSystemsRunning = 0; 62 63System::System(Params *p) 64 : SimObject(p), physmem(p->physmem), _numContexts(0), pagePtr(0), |
69#if FULL_SYSTEM | |
70 init_param(p->init_param), 71 loadAddrMask(p->load_addr_mask), | 65 init_param(p->init_param), 66 loadAddrMask(p->load_addr_mask), |
72#endif | |
73 nextPID(0), 74 memoryMode(p->mem_mode), 75 workItemsBegin(0), 76 workItemsEnd(0), 77 _params(p), 78 totalNumInsts(0), 79 instEventQueue("system instruction-based event queue") 80{ --- 5 unchanged lines hidden (view full) --- 86 */ 87 for (int x = 0; x < p->memories.size(); x++) { 88 if (!p->memories[x]) 89 continue; 90 memRanges.push_back(RangeSize(p->memories[x]->start(), 91 p->memories[x]->size())); 92 } 93 | 67 nextPID(0), 68 memoryMode(p->mem_mode), 69 workItemsBegin(0), 70 workItemsEnd(0), 71 _params(p), 72 totalNumInsts(0), 73 instEventQueue("system instruction-based event queue") 74{ --- 5 unchanged lines hidden (view full) --- 80 */ 81 for (int x = 0; x < p->memories.size(); x++) { 82 if (!p->memories[x]) 83 continue; 84 memRanges.push_back(RangeSize(p->memories[x]->start(), 85 p->memories[x]->size())); 86 } 87 |
94#if FULL_SYSTEM 95 kernelSymtab = new SymbolTable; 96 if (!debugSymbolTable) 97 debugSymbolTable = new SymbolTable; | 88 if (FullSystem) { 89 kernelSymtab = new SymbolTable; 90 if (!debugSymbolTable) 91 debugSymbolTable = new SymbolTable; |
98 99 | 92 93 |
100 /** 101 * Get a functional port to memory 102 */ 103 Port *mem_port; 104 functionalPort = new FunctionalPort(name() + "-fport"); 105 mem_port = physmem->getPort("functional"); 106 functionalPort->setPeer(mem_port); 107 mem_port->setPeer(functionalPort); | 94 /** 95 * Get a functional port to memory 96 */ 97 Port *mem_port; 98 functionalPort = new FunctionalPort(name() + "-fport"); 99 mem_port = physmem->getPort("functional"); 100 functionalPort->setPeer(mem_port); 101 mem_port->setPeer(functionalPort); |
108 | 102 |
109 virtPort = new VirtualPort(name() + "-fport"); 110 mem_port = physmem->getPort("functional"); 111 virtPort->setPeer(mem_port); 112 mem_port->setPeer(virtPort); | 103 virtPort = new VirtualPort(name() + "-fport"); 104 mem_port = physmem->getPort("functional"); 105 virtPort->setPeer(mem_port); 106 mem_port->setPeer(virtPort); |
113 114 | 107 108 |
115 /** 116 * Load the kernel code into memory 117 */ 118 if (params()->kernel == "") { 119 inform("No kernel set for full system simulation. Assuming you know what" 120 " you're doing...\n"); 121 } else { 122 // Load kernel code 123 kernel = createObjectFile(params()->kernel); 124 inform("kernel located at: %s", params()->kernel); | 109 /** 110 * Load the kernel code into memory 111 */ 112 if (params()->kernel == "") { 113 inform("No kernel set for full system simulation. " 114 "Assuming you know what you're doing...\n"); 115 } else { 116 // Load kernel code 117 kernel = createObjectFile(params()->kernel); 118 inform("kernel located at: %s", params()->kernel); |
125 | 119 |
126 if (kernel == NULL) 127 fatal("Could not load kernel file %s", params()->kernel); | 120 if (kernel == NULL) 121 fatal("Could not load kernel file %s", params()->kernel); |
128 | 122 |
129 // Load program sections into memory 130 kernel->loadSections(functionalPort, loadAddrMask); | 123 // Load program sections into memory 124 kernel->loadSections(functionalPort, loadAddrMask); |
131 | 125 |
132 // setup entry points 133 kernelStart = kernel->textBase(); 134 kernelEnd = kernel->bssBase() + kernel->bssSize(); 135 kernelEntry = kernel->entryPoint(); | 126 // setup entry points 127 kernelStart = kernel->textBase(); 128 kernelEnd = kernel->bssBase() + kernel->bssSize(); 129 kernelEntry = kernel->entryPoint(); |
136 | 130 |
137 // load symbols 138 if (!kernel->loadGlobalSymbols(kernelSymtab)) 139 fatal("could not load kernel symbols\n"); | 131 // load symbols 132 if (!kernel->loadGlobalSymbols(kernelSymtab)) 133 fatal("could not load kernel symbols\n"); |
140 | 134 |
141 if (!kernel->loadLocalSymbols(kernelSymtab)) 142 fatal("could not load kernel local symbols\n"); | 135 if (!kernel->loadLocalSymbols(kernelSymtab)) 136 fatal("could not load kernel local symbols\n"); |
143 | 137 |
144 if (!kernel->loadGlobalSymbols(debugSymbolTable)) 145 fatal("could not load kernel symbols\n"); | 138 if (!kernel->loadGlobalSymbols(debugSymbolTable)) 139 fatal("could not load kernel symbols\n"); |
146 | 140 |
147 if (!kernel->loadLocalSymbols(debugSymbolTable)) 148 fatal("could not load kernel local symbols\n"); | 141 if (!kernel->loadLocalSymbols(debugSymbolTable)) 142 fatal("could not load kernel local symbols\n"); |
149 | 143 |
150 DPRINTF(Loader, "Kernel start = %#x\n", kernelStart); 151 DPRINTF(Loader, "Kernel end = %#x\n", kernelEnd); 152 DPRINTF(Loader, "Kernel entry = %#x\n", kernelEntry); 153 DPRINTF(Loader, "Kernel loaded...\n"); | 144 DPRINTF(Loader, "Kernel start = %#x\n", kernelStart); 145 DPRINTF(Loader, "Kernel end = %#x\n", kernelEnd); 146 DPRINTF(Loader, "Kernel entry = %#x\n", kernelEntry); 147 DPRINTF(Loader, "Kernel loaded...\n"); 148 } |
154 } | 149 } |
155#endif // FULL_SYSTEM | |
156 157 // increment the number of running systms 158 numSystemsRunning++; 159 160 activeCpus.clear(); 161} 162 163System::~System() 164{ | 150 151 // increment the number of running systms 152 numSystemsRunning++; 153 154 activeCpus.clear(); 155} 156 157System::~System() 158{ |
165#if FULL_SYSTEM | |
166 delete kernelSymtab; 167 delete kernel; | 159 delete kernelSymtab; 160 delete kernel; |
168#else 169 panic("System::fixFuncEventAddr needs to be rewritten " 170 "to work with syscall emulation"); 171#endif // FULL_SYSTEM} | |
172} 173 174void 175System::setMemoryMode(Enums::MemoryMode mode) 176{ 177 assert(getState() == Drained); 178 memoryMode = mode; 179} --- 66 unchanged lines hidden (view full) --- 246 ++running; 247 } 248 return running; 249} 250 251void 252System::initState() 253{ | 161} 162 163void 164System::setMemoryMode(Enums::MemoryMode mode) 165{ 166 assert(getState() == Drained); 167 memoryMode = mode; 168} --- 66 unchanged lines hidden (view full) --- 235 ++running; 236 } 237 return running; 238} 239 240void 241System::initState() 242{ |
254#if FULL_SYSTEM 255 int i; 256 for (i = 0; i < threadContexts.size(); i++) 257 TheISA::startupCPU(threadContexts[i], i); 258#endif | 243 if (FullSystem) { 244 int i; 245 for (i = 0; i < threadContexts.size(); i++) 246 TheISA::startupCPU(threadContexts[i], i); 247 } |
259} 260 261void 262System::replaceThreadContext(ThreadContext *tc, int context_id) 263{ 264 if (context_id >= threadContexts.size()) { 265 panic("replaceThreadContext: bad id, %d >= %d\n", 266 context_id, threadContexts.size()); --- 42 unchanged lines hidden (view full) --- 309{ 310 SimObject::resume(); 311 totalNumInsts = 0; 312} 313 314void 315System::serialize(ostream &os) 316{ | 248} 249 250void 251System::replaceThreadContext(ThreadContext *tc, int context_id) 252{ 253 if (context_id >= threadContexts.size()) { 254 panic("replaceThreadContext: bad id, %d >= %d\n", 255 context_id, threadContexts.size()); --- 42 unchanged lines hidden (view full) --- 298{ 299 SimObject::resume(); 300 totalNumInsts = 0; 301} 302 303void 304System::serialize(ostream &os) 305{ |
317#if FULL_SYSTEM 318 kernelSymtab->serialize("kernel_symtab", os); 319#endif | 306 if (FullSystem) 307 kernelSymtab->serialize("kernel_symtab", os); |
320 SERIALIZE_SCALAR(pagePtr); 321 SERIALIZE_SCALAR(nextPID); 322} 323 324 325void 326System::unserialize(Checkpoint *cp, const string §ion) 327{ | 308 SERIALIZE_SCALAR(pagePtr); 309 SERIALIZE_SCALAR(nextPID); 310} 311 312 313void 314System::unserialize(Checkpoint *cp, const string §ion) 315{ |
328#if FULL_SYSTEM 329 kernelSymtab->unserialize("kernel_symtab", cp, section); 330#endif | 316 if (FullSystem) 317 kernelSymtab->unserialize("kernel_symtab", cp, section); |
331 UNSERIALIZE_SCALAR(pagePtr); 332 UNSERIALIZE_SCALAR(nextPID); 333} 334 335void 336System::printSystems() 337{ 338 vector<System *>::iterator i = systemList.begin(); --- 8 unchanged lines hidden (view full) --- 347printSystems() 348{ 349 System::printSystems(); 350} 351 352const char *System::MemoryModeStrings[3] = {"invalid", "atomic", 353 "timing"}; 354 | 318 UNSERIALIZE_SCALAR(pagePtr); 319 UNSERIALIZE_SCALAR(nextPID); 320} 321 322void 323System::printSystems() 324{ 325 vector<System *>::iterator i = systemList.begin(); --- 8 unchanged lines hidden (view full) --- 334printSystems() 335{ 336 System::printSystems(); 337} 338 339const char *System::MemoryModeStrings[3] = {"invalid", "atomic", 340 "timing"}; 341 |
355#if !FULL_SYSTEM 356 | |
357System * 358SystemParams::create() 359{ 360 return new System(this); 361} | 342System * 343SystemParams::create() 344{ 345 return new System(this); 346} |
362 363#endif | |