1/* 2 * Copyright (c) 2001-2005 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#include <sys/types.h> 30#include <sys/mman.h> 31#include <errno.h> 32#include <fcntl.h> 33#include <unistd.h> 34#include <zlib.h> 35 36#include <iostream> 37#include <string> 38 39 40#include "base/misc.hh" 41#include "config/full_system.hh" 42#include "mem/packet_impl.hh" 43#include "mem/physical.hh" 44#include "sim/host.hh" 45#include "sim/builder.hh" 46#include "sim/eventq.hh" 47#include "arch/isa_traits.hh" 48 49 50using namespace std; 51using namespace TheISA; 52 53PhysicalMemory::MemResponseEvent::MemResponseEvent(Packet *pkt, MemoryPort* _m) 54 : Event(&mainEventQueue, CPU_Tick_Pri), pkt(pkt), memoryPort(_m) 55{ 56 57 this->setFlags(AutoDelete); 58} 59 60void 61PhysicalMemory::MemResponseEvent::process() 62{ 63 memoryPort->sendTiming(pkt); 64} 65 66const char * 67PhysicalMemory::MemResponseEvent::description() 68{ 69 return "Physical Memory Timing Access respnse event"; 70} 71 72PhysicalMemory::PhysicalMemory(const string &n, Tick latency) 73 : MemObject(n),base_addr(0), pmem_addr(NULL), port(NULL), lat(latency) 74{ 75 // Hardcoded to 128 MB for now. 76 pmem_size = 1 << 27; 77 78 if (pmem_size % TheISA::PageBytes != 0) 79 panic("Memory Size not divisible by page size\n"); 80 81 int map_flags = MAP_ANON | MAP_PRIVATE; 82 pmem_addr = (uint8_t *)mmap(NULL, pmem_size, PROT_READ | PROT_WRITE, 83 map_flags, -1, 0); 84 85 if (pmem_addr == (void *)MAP_FAILED) { 86 perror("mmap"); 87 fatal("Could not mmap!\n"); 88 } 89 90 page_ptr = 0; 91} 92 93void 94PhysicalMemory::init() 95{ 96 if (!port) 97 panic("PhysicalMemory not connected to anything!"); 98 port->sendStatusChange(Port::RangeChange); 99} 100 101PhysicalMemory::~PhysicalMemory() 102{ 103 if (pmem_addr) 104 munmap(pmem_addr, pmem_size); 105 //Remove memPorts? 106} 107 108Addr 109PhysicalMemory::new_page() 110{ 111 Addr return_addr = page_ptr << LogVMPageSize; 112 return_addr += base_addr; 113 114 ++page_ptr; 115 return return_addr; 116} 117 118int 119PhysicalMemory::deviceBlockSize() 120{ 121 //Can accept anysize request 122 return 0; 123} 124 125bool 126PhysicalMemory::doTimingAccess (Packet *pkt, MemoryPort* memoryPort) 127{ 128 doFunctionalAccess(pkt); 129 130 // turn packet around to go back to requester 131 pkt->dest = pkt->src; 132 MemResponseEvent* response = new MemResponseEvent(pkt, memoryPort); 133 response->schedule(curTick + lat); 134 135 return true; 136} 137 138Tick 139PhysicalMemory::doAtomicAccess(Packet *pkt) 140{ 141 doFunctionalAccess(pkt); 142 pkt->time = curTick + lat; 143 return curTick + lat; 144} 145 146void 147PhysicalMemory::doFunctionalAccess(Packet *pkt) 148{ 149 assert(pkt->addr + pkt->size < pmem_size); 150 151 switch (pkt->cmd) { 152 case Read: 153 memcpy(pkt->getPtr<uint8_t>(), pmem_addr + pkt->addr - base_addr, 154 pkt->size); 155 break; 156 case Write: 157 memcpy(pmem_addr + pkt->addr - base_addr, pkt->getPtr<uint8_t>(), 158 pkt->size); 159 // temporary hack: will need to add real LL/SC implementation 160 // for cacheless systems later. 161 if (pkt->req->getFlags() & LOCKED) { 162 pkt->req->setScResult(1); 163 } 164 break; 165 default: 166 panic("unimplemented"); 167 } 168 169 pkt->result = Success; 170} 171 172Port * 173PhysicalMemory::getPort(const std::string &if_name) 174{ 175 if (if_name == "") { 176 if (port != NULL) 177 panic("PhysicalMemory::getPort: additional port requested to memory!");
| 1/* 2 * Copyright (c) 2001-2005 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#include <sys/types.h> 30#include <sys/mman.h> 31#include <errno.h> 32#include <fcntl.h> 33#include <unistd.h> 34#include <zlib.h> 35 36#include <iostream> 37#include <string> 38 39 40#include "base/misc.hh" 41#include "config/full_system.hh" 42#include "mem/packet_impl.hh" 43#include "mem/physical.hh" 44#include "sim/host.hh" 45#include "sim/builder.hh" 46#include "sim/eventq.hh" 47#include "arch/isa_traits.hh" 48 49 50using namespace std; 51using namespace TheISA; 52 53PhysicalMemory::MemResponseEvent::MemResponseEvent(Packet *pkt, MemoryPort* _m) 54 : Event(&mainEventQueue, CPU_Tick_Pri), pkt(pkt), memoryPort(_m) 55{ 56 57 this->setFlags(AutoDelete); 58} 59 60void 61PhysicalMemory::MemResponseEvent::process() 62{ 63 memoryPort->sendTiming(pkt); 64} 65 66const char * 67PhysicalMemory::MemResponseEvent::description() 68{ 69 return "Physical Memory Timing Access respnse event"; 70} 71 72PhysicalMemory::PhysicalMemory(const string &n, Tick latency) 73 : MemObject(n),base_addr(0), pmem_addr(NULL), port(NULL), lat(latency) 74{ 75 // Hardcoded to 128 MB for now. 76 pmem_size = 1 << 27; 77 78 if (pmem_size % TheISA::PageBytes != 0) 79 panic("Memory Size not divisible by page size\n"); 80 81 int map_flags = MAP_ANON | MAP_PRIVATE; 82 pmem_addr = (uint8_t *)mmap(NULL, pmem_size, PROT_READ | PROT_WRITE, 83 map_flags, -1, 0); 84 85 if (pmem_addr == (void *)MAP_FAILED) { 86 perror("mmap"); 87 fatal("Could not mmap!\n"); 88 } 89 90 page_ptr = 0; 91} 92 93void 94PhysicalMemory::init() 95{ 96 if (!port) 97 panic("PhysicalMemory not connected to anything!"); 98 port->sendStatusChange(Port::RangeChange); 99} 100 101PhysicalMemory::~PhysicalMemory() 102{ 103 if (pmem_addr) 104 munmap(pmem_addr, pmem_size); 105 //Remove memPorts? 106} 107 108Addr 109PhysicalMemory::new_page() 110{ 111 Addr return_addr = page_ptr << LogVMPageSize; 112 return_addr += base_addr; 113 114 ++page_ptr; 115 return return_addr; 116} 117 118int 119PhysicalMemory::deviceBlockSize() 120{ 121 //Can accept anysize request 122 return 0; 123} 124 125bool 126PhysicalMemory::doTimingAccess (Packet *pkt, MemoryPort* memoryPort) 127{ 128 doFunctionalAccess(pkt); 129 130 // turn packet around to go back to requester 131 pkt->dest = pkt->src; 132 MemResponseEvent* response = new MemResponseEvent(pkt, memoryPort); 133 response->schedule(curTick + lat); 134 135 return true; 136} 137 138Tick 139PhysicalMemory::doAtomicAccess(Packet *pkt) 140{ 141 doFunctionalAccess(pkt); 142 pkt->time = curTick + lat; 143 return curTick + lat; 144} 145 146void 147PhysicalMemory::doFunctionalAccess(Packet *pkt) 148{ 149 assert(pkt->addr + pkt->size < pmem_size); 150 151 switch (pkt->cmd) { 152 case Read: 153 memcpy(pkt->getPtr<uint8_t>(), pmem_addr + pkt->addr - base_addr, 154 pkt->size); 155 break; 156 case Write: 157 memcpy(pmem_addr + pkt->addr - base_addr, pkt->getPtr<uint8_t>(), 158 pkt->size); 159 // temporary hack: will need to add real LL/SC implementation 160 // for cacheless systems later. 161 if (pkt->req->getFlags() & LOCKED) { 162 pkt->req->setScResult(1); 163 } 164 break; 165 default: 166 panic("unimplemented"); 167 } 168 169 pkt->result = Success; 170} 171 172Port * 173PhysicalMemory::getPort(const std::string &if_name) 174{ 175 if (if_name == "") { 176 if (port != NULL) 177 panic("PhysicalMemory::getPort: additional port requested to memory!");
|
178 port = new MemoryPort(this);
| 178 port = new MemoryPort(name() + "-port", this);
|
179 return port; 180 } else if (if_name == "functional") { 181 /* special port for functional writes at startup. */
| 179 return port; 180 } else if (if_name == "functional") { 181 /* special port for functional writes at startup. */
|
182 return new MemoryPort(this);
| 182 return new MemoryPort(name() + "-funcport", this);
|
183 } else { 184 panic("PhysicalMemory::getPort: unknown port %s requested", if_name); 185 } 186} 187 188void 189PhysicalMemory::recvStatusChange(Port::Status status) 190{ 191} 192
| 183 } else { 184 panic("PhysicalMemory::getPort: unknown port %s requested", if_name); 185 } 186} 187 188void 189PhysicalMemory::recvStatusChange(Port::Status status) 190{ 191} 192
|
193PhysicalMemory::MemoryPort::MemoryPort(PhysicalMemory *_memory) 194 : memory(_memory)
| 193PhysicalMemory::MemoryPort::MemoryPort(const std::string &_name, 194 PhysicalMemory *_memory) 195 : Port(_name), memory(_memory)
|
195{ } 196 197void 198PhysicalMemory::MemoryPort::recvStatusChange(Port::Status status) 199{ 200 memory->recvStatusChange(status); 201} 202 203void 204PhysicalMemory::MemoryPort::getDeviceAddressRanges(AddrRangeList &resp, 205 AddrRangeList &snoop) 206{ 207 memory->getAddressRanges(resp, snoop); 208} 209 210void 211PhysicalMemory::getAddressRanges(AddrRangeList &resp, AddrRangeList &snoop) 212{ 213 snoop.clear(); 214 resp.clear(); 215 resp.push_back(RangeSize(base_addr, pmem_size)); 216} 217 218int 219PhysicalMemory::MemoryPort::deviceBlockSize() 220{ 221 return memory->deviceBlockSize(); 222} 223 224bool 225PhysicalMemory::MemoryPort::recvTiming(Packet *pkt) 226{ 227 return memory->doTimingAccess(pkt, this); 228} 229 230Tick 231PhysicalMemory::MemoryPort::recvAtomic(Packet *pkt) 232{ 233 return memory->doAtomicAccess(pkt); 234} 235 236void 237PhysicalMemory::MemoryPort::recvFunctional(Packet *pkt) 238{ 239 memory->doFunctionalAccess(pkt); 240} 241 242 243 244void 245PhysicalMemory::serialize(ostream &os) 246{ 247 gzFile compressedMem; 248 string filename = name() + ".physmem"; 249 250 SERIALIZE_SCALAR(pmem_size); 251 SERIALIZE_SCALAR(filename); 252 253 // write memory file 254 string thefile = Checkpoint::dir() + "/" + filename.c_str(); 255 int fd = creat(thefile.c_str(), 0664); 256 if (fd < 0) { 257 perror("creat"); 258 fatal("Can't open physical memory checkpoint file '%s'\n", filename); 259 } 260 261 compressedMem = gzdopen(fd, "wb"); 262 if (compressedMem == NULL) 263 fatal("Insufficient memory to allocate compression state for %s\n", 264 filename); 265 266 if (gzwrite(compressedMem, pmem_addr, pmem_size) != pmem_size) { 267 fatal("Write failed on physical memory checkpoint file '%s'\n", 268 filename); 269 } 270 271 if (gzclose(compressedMem)) 272 fatal("Close failed on physical memory checkpoint file '%s'\n", 273 filename); 274} 275 276void 277PhysicalMemory::unserialize(Checkpoint *cp, const string §ion) 278{ 279 gzFile compressedMem; 280 long *tempPage; 281 long *pmem_current; 282 uint64_t curSize; 283 uint32_t bytesRead; 284 const int chunkSize = 16384; 285 286 287 // unmap file that was mmaped in the constructor 288 munmap(pmem_addr, pmem_size); 289 290 string filename; 291 292 UNSERIALIZE_SCALAR(pmem_size); 293 UNSERIALIZE_SCALAR(filename); 294 295 filename = cp->cptDir + "/" + filename; 296 297 // mmap memoryfile 298 int fd = open(filename.c_str(), O_RDONLY); 299 if (fd < 0) { 300 perror("open"); 301 fatal("Can't open physical memory checkpoint file '%s'", filename); 302 } 303 304 compressedMem = gzdopen(fd, "rb"); 305 if (compressedMem == NULL) 306 fatal("Insufficient memory to allocate compression state for %s\n", 307 filename); 308 309 310 pmem_addr = (uint8_t *)mmap(NULL, pmem_size, PROT_READ | PROT_WRITE, 311 MAP_ANON | MAP_PRIVATE, -1, 0); 312 313 if (pmem_addr == (void *)MAP_FAILED) { 314 perror("mmap"); 315 fatal("Could not mmap physical memory!\n"); 316 } 317 318 curSize = 0; 319 tempPage = (long*)malloc(chunkSize); 320 if (tempPage == NULL) 321 fatal("Unable to malloc memory to read file %s\n", filename); 322 323 /* Only copy bytes that are non-zero, so we don't give the VM system hell */ 324 while (curSize < pmem_size) { 325 bytesRead = gzread(compressedMem, tempPage, chunkSize); 326 if (bytesRead != chunkSize && bytesRead != pmem_size - curSize) 327 fatal("Read failed on physical memory checkpoint file '%s'" 328 " got %d bytes, expected %d or %d bytes\n", 329 filename, bytesRead, chunkSize, pmem_size-curSize); 330 331 assert(bytesRead % sizeof(long) == 0); 332 333 for (int x = 0; x < bytesRead/sizeof(long); x++) 334 { 335 if (*(tempPage+x) != 0) { 336 pmem_current = (long*)(pmem_addr + curSize + x * sizeof(long)); 337 *pmem_current = *(tempPage+x); 338 } 339 } 340 curSize += bytesRead; 341 } 342 343 free(tempPage); 344 345 if (gzclose(compressedMem)) 346 fatal("Close failed on physical memory checkpoint file '%s'\n", 347 filename); 348 349} 350 351 352BEGIN_DECLARE_SIM_OBJECT_PARAMS(PhysicalMemory) 353 354 Param<string> file; 355 Param<Range<Addr> > range; 356 Param<Tick> latency; 357 358END_DECLARE_SIM_OBJECT_PARAMS(PhysicalMemory) 359 360BEGIN_INIT_SIM_OBJECT_PARAMS(PhysicalMemory) 361 362 INIT_PARAM_DFLT(file, "memory mapped file", ""), 363 INIT_PARAM(range, "Device Address Range"), 364 INIT_PARAM(latency, "Memory access latency") 365 366END_INIT_SIM_OBJECT_PARAMS(PhysicalMemory) 367 368CREATE_SIM_OBJECT(PhysicalMemory) 369{ 370 371 return new PhysicalMemory(getInstanceName(), latency); 372} 373 374REGISTER_SIM_OBJECT("PhysicalMemory", PhysicalMemory)
| 196{ } 197 198void 199PhysicalMemory::MemoryPort::recvStatusChange(Port::Status status) 200{ 201 memory->recvStatusChange(status); 202} 203 204void 205PhysicalMemory::MemoryPort::getDeviceAddressRanges(AddrRangeList &resp, 206 AddrRangeList &snoop) 207{ 208 memory->getAddressRanges(resp, snoop); 209} 210 211void 212PhysicalMemory::getAddressRanges(AddrRangeList &resp, AddrRangeList &snoop) 213{ 214 snoop.clear(); 215 resp.clear(); 216 resp.push_back(RangeSize(base_addr, pmem_size)); 217} 218 219int 220PhysicalMemory::MemoryPort::deviceBlockSize() 221{ 222 return memory->deviceBlockSize(); 223} 224 225bool 226PhysicalMemory::MemoryPort::recvTiming(Packet *pkt) 227{ 228 return memory->doTimingAccess(pkt, this); 229} 230 231Tick 232PhysicalMemory::MemoryPort::recvAtomic(Packet *pkt) 233{ 234 return memory->doAtomicAccess(pkt); 235} 236 237void 238PhysicalMemory::MemoryPort::recvFunctional(Packet *pkt) 239{ 240 memory->doFunctionalAccess(pkt); 241} 242 243 244 245void 246PhysicalMemory::serialize(ostream &os) 247{ 248 gzFile compressedMem; 249 string filename = name() + ".physmem"; 250 251 SERIALIZE_SCALAR(pmem_size); 252 SERIALIZE_SCALAR(filename); 253 254 // write memory file 255 string thefile = Checkpoint::dir() + "/" + filename.c_str(); 256 int fd = creat(thefile.c_str(), 0664); 257 if (fd < 0) { 258 perror("creat"); 259 fatal("Can't open physical memory checkpoint file '%s'\n", filename); 260 } 261 262 compressedMem = gzdopen(fd, "wb"); 263 if (compressedMem == NULL) 264 fatal("Insufficient memory to allocate compression state for %s\n", 265 filename); 266 267 if (gzwrite(compressedMem, pmem_addr, pmem_size) != pmem_size) { 268 fatal("Write failed on physical memory checkpoint file '%s'\n", 269 filename); 270 } 271 272 if (gzclose(compressedMem)) 273 fatal("Close failed on physical memory checkpoint file '%s'\n", 274 filename); 275} 276 277void 278PhysicalMemory::unserialize(Checkpoint *cp, const string §ion) 279{ 280 gzFile compressedMem; 281 long *tempPage; 282 long *pmem_current; 283 uint64_t curSize; 284 uint32_t bytesRead; 285 const int chunkSize = 16384; 286 287 288 // unmap file that was mmaped in the constructor 289 munmap(pmem_addr, pmem_size); 290 291 string filename; 292 293 UNSERIALIZE_SCALAR(pmem_size); 294 UNSERIALIZE_SCALAR(filename); 295 296 filename = cp->cptDir + "/" + filename; 297 298 // mmap memoryfile 299 int fd = open(filename.c_str(), O_RDONLY); 300 if (fd < 0) { 301 perror("open"); 302 fatal("Can't open physical memory checkpoint file '%s'", filename); 303 } 304 305 compressedMem = gzdopen(fd, "rb"); 306 if (compressedMem == NULL) 307 fatal("Insufficient memory to allocate compression state for %s\n", 308 filename); 309 310 311 pmem_addr = (uint8_t *)mmap(NULL, pmem_size, PROT_READ | PROT_WRITE, 312 MAP_ANON | MAP_PRIVATE, -1, 0); 313 314 if (pmem_addr == (void *)MAP_FAILED) { 315 perror("mmap"); 316 fatal("Could not mmap physical memory!\n"); 317 } 318 319 curSize = 0; 320 tempPage = (long*)malloc(chunkSize); 321 if (tempPage == NULL) 322 fatal("Unable to malloc memory to read file %s\n", filename); 323 324 /* Only copy bytes that are non-zero, so we don't give the VM system hell */ 325 while (curSize < pmem_size) { 326 bytesRead = gzread(compressedMem, tempPage, chunkSize); 327 if (bytesRead != chunkSize && bytesRead != pmem_size - curSize) 328 fatal("Read failed on physical memory checkpoint file '%s'" 329 " got %d bytes, expected %d or %d bytes\n", 330 filename, bytesRead, chunkSize, pmem_size-curSize); 331 332 assert(bytesRead % sizeof(long) == 0); 333 334 for (int x = 0; x < bytesRead/sizeof(long); x++) 335 { 336 if (*(tempPage+x) != 0) { 337 pmem_current = (long*)(pmem_addr + curSize + x * sizeof(long)); 338 *pmem_current = *(tempPage+x); 339 } 340 } 341 curSize += bytesRead; 342 } 343 344 free(tempPage); 345 346 if (gzclose(compressedMem)) 347 fatal("Close failed on physical memory checkpoint file '%s'\n", 348 filename); 349 350} 351 352 353BEGIN_DECLARE_SIM_OBJECT_PARAMS(PhysicalMemory) 354 355 Param<string> file; 356 Param<Range<Addr> > range; 357 Param<Tick> latency; 358 359END_DECLARE_SIM_OBJECT_PARAMS(PhysicalMemory) 360 361BEGIN_INIT_SIM_OBJECT_PARAMS(PhysicalMemory) 362 363 INIT_PARAM_DFLT(file, "memory mapped file", ""), 364 INIT_PARAM(range, "Device Address Range"), 365 INIT_PARAM(latency, "Memory access latency") 366 367END_INIT_SIM_OBJECT_PARAMS(PhysicalMemory) 368 369CREATE_SIM_OBJECT(PhysicalMemory) 370{ 371 372 return new PhysicalMemory(getInstanceName(), latency); 373} 374 375REGISTER_SIM_OBJECT("PhysicalMemory", PhysicalMemory)
|