StateMachine.py revision 10307:6df951dcd7d9
1# Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 2# Copyright (c) 2009 The Hewlett-Packard Development Company 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 28from m5.util import orderdict 29 30from slicc.symbols.Symbol import Symbol 31from slicc.symbols.Var import Var 32import slicc.generate.html as html 33import re 34 35python_class_map = { 36 "int": "Int", 37 "uint32_t" : "UInt32", 38 "std::string": "String", 39 "bool": "Bool", 40 "CacheMemory": "RubyCache", 41 "WireBuffer": "RubyWireBuffer", 42 "Sequencer": "RubySequencer", 43 "DirectoryMemory": "RubyDirectoryMemory", 44 "MemoryControl": "MemoryControl", 45 "DMASequencer": "DMASequencer", 46 "Prefetcher":"Prefetcher", 47 "Cycles":"Cycles", 48 } 49 50class StateMachine(Symbol): 51 def __init__(self, symtab, ident, location, pairs, config_parameters): 52 super(StateMachine, self).__init__(symtab, ident, location, pairs) 53 self.table = None 54 self.config_parameters = config_parameters 55 self.prefetchers = [] 56 57 for param in config_parameters: 58 if param.pointer: 59 var = Var(symtab, param.name, location, param.type_ast.type, 60 "(*m_%s_ptr)" % param.name, {}, self) 61 else: 62 var = Var(symtab, param.name, location, param.type_ast.type, 63 "m_%s" % param.name, {}, self) 64 self.symtab.registerSym(param.name, var) 65 if str(param.type_ast.type) == "Prefetcher": 66 self.prefetchers.append(var) 67 68 self.states = orderdict() 69 self.events = orderdict() 70 self.actions = orderdict() 71 self.request_types = orderdict() 72 self.transitions = [] 73 self.in_ports = [] 74 self.functions = [] 75 self.objects = [] 76 self.TBEType = None 77 self.EntryType = None 78 79 def __repr__(self): 80 return "[StateMachine: %s]" % self.ident 81 82 def addState(self, state): 83 assert self.table is None 84 self.states[state.ident] = state 85 86 def addEvent(self, event): 87 assert self.table is None 88 self.events[event.ident] = event 89 90 def addAction(self, action): 91 assert self.table is None 92 93 # Check for duplicate action 94 for other in self.actions.itervalues(): 95 if action.ident == other.ident: 96 action.warning("Duplicate action definition: %s" % action.ident) 97 action.error("Duplicate action definition: %s" % action.ident) 98 if action.short == other.short: 99 other.warning("Duplicate action shorthand: %s" % other.ident) 100 other.warning(" shorthand = %s" % other.short) 101 action.warning("Duplicate action shorthand: %s" % action.ident) 102 action.error(" shorthand = %s" % action.short) 103 104 self.actions[action.ident] = action 105 106 def addRequestType(self, request_type): 107 assert self.table is None 108 self.request_types[request_type.ident] = request_type 109 110 def addTransition(self, trans): 111 assert self.table is None 112 self.transitions.append(trans) 113 114 def addInPort(self, var): 115 self.in_ports.append(var) 116 117 def addFunc(self, func): 118 # register func in the symbol table 119 self.symtab.registerSym(str(func), func) 120 self.functions.append(func) 121 122 def addObject(self, obj): 123 self.symtab.registerSym(str(obj), obj) 124 self.objects.append(obj) 125 126 def addType(self, type): 127 type_ident = '%s' % type.c_ident 128 129 if type_ident == "%s_TBE" %self.ident: 130 if self.TBEType != None: 131 self.error("Multiple Transaction Buffer types in a " \ 132 "single machine."); 133 self.TBEType = type 134 135 elif "interface" in type and "AbstractCacheEntry" == type["interface"]: 136 if self.EntryType != None: 137 self.error("Multiple AbstractCacheEntry types in a " \ 138 "single machine."); 139 self.EntryType = type 140 141 # Needs to be called before accessing the table 142 def buildTable(self): 143 assert self.table is None 144 145 table = {} 146 147 for trans in self.transitions: 148 # Track which actions we touch so we know if we use them 149 # all -- really this should be done for all symbols as 150 # part of the symbol table, then only trigger it for 151 # Actions, States, Events, etc. 152 153 for action in trans.actions: 154 action.used = True 155 156 index = (trans.state, trans.event) 157 if index in table: 158 table[index].warning("Duplicate transition: %s" % table[index]) 159 trans.error("Duplicate transition: %s" % trans) 160 table[index] = trans 161 162 # Look at all actions to make sure we used them all 163 for action in self.actions.itervalues(): 164 if not action.used: 165 error_msg = "Unused action: %s" % action.ident 166 if "desc" in action: 167 error_msg += ", " + action.desc 168 action.warning(error_msg) 169 self.table = table 170 171 def writeCodeFiles(self, path, includes): 172 self.printControllerPython(path) 173 self.printControllerHH(path) 174 self.printControllerCC(path, includes) 175 self.printCSwitch(path) 176 self.printCWakeup(path, includes) 177 178 def printControllerPython(self, path): 179 code = self.symtab.codeFormatter() 180 ident = self.ident 181 py_ident = "%s_Controller" % ident 182 c_ident = "%s_Controller" % self.ident 183 code(''' 184from m5.params import * 185from m5.SimObject import SimObject 186from Controller import RubyController 187 188class $py_ident(RubyController): 189 type = '$py_ident' 190 cxx_header = 'mem/protocol/${c_ident}.hh' 191''') 192 code.indent() 193 for param in self.config_parameters: 194 dflt_str = '' 195 if param.default is not None: 196 dflt_str = str(param.default) + ', ' 197 if python_class_map.has_key(param.type_ast.type.c_ident): 198 python_type = python_class_map[param.type_ast.type.c_ident] 199 code('${{param.name}} = Param.${{python_type}}(${dflt_str}"")') 200 else: 201 self.error("Unknown c++ to python class conversion for c++ " \ 202 "type: '%s'. Please update the python_class_map " \ 203 "in StateMachine.py", param.type_ast.type.c_ident) 204 code.dedent() 205 code.write(path, '%s.py' % py_ident) 206 207 208 def printControllerHH(self, path): 209 '''Output the method declarations for the class declaration''' 210 code = self.symtab.codeFormatter() 211 ident = self.ident 212 c_ident = "%s_Controller" % self.ident 213 214 code(''' 215/** \\file $c_ident.hh 216 * 217 * Auto generated C++ code started by $__file__:$__line__ 218 * Created by slicc definition of Module "${{self.short}}" 219 */ 220 221#ifndef __${ident}_CONTROLLER_HH__ 222#define __${ident}_CONTROLLER_HH__ 223 224#include <iostream> 225#include <sstream> 226#include <string> 227 228#include "mem/protocol/TransitionResult.hh" 229#include "mem/protocol/Types.hh" 230#include "mem/ruby/common/Consumer.hh" 231#include "mem/ruby/common/Global.hh" 232#include "mem/ruby/slicc_interface/AbstractController.hh" 233#include "params/$c_ident.hh" 234''') 235 236 seen_types = set() 237 has_peer = False 238 for var in self.objects: 239 if var.type.ident not in seen_types and not var.type.isPrimitive: 240 code('#include "mem/protocol/${{var.type.c_ident}}.hh"') 241 if "network" in var and "physical_network" in var: 242 has_peer = True 243 seen_types.add(var.type.ident) 244 245 # for adding information to the protocol debug trace 246 code(''' 247extern std::stringstream ${ident}_transitionComment; 248 249class $c_ident : public AbstractController 250{ 251 public: 252 typedef ${c_ident}Params Params; 253 $c_ident(const Params *p); 254 static int getNumControllers(); 255 void init(); 256 MessageBuffer* getMandatoryQueue() const; 257 258 void print(std::ostream& out) const; 259 void wakeup(); 260 void resetStats(); 261 void regStats(); 262 void collateStats(); 263 264 void recordCacheTrace(int cntrl, CacheRecorder* tr); 265 Sequencer* getSequencer() const; 266 267 bool functionalReadBuffers(PacketPtr&); 268 uint32_t functionalWriteBuffers(PacketPtr&); 269 270 void countTransition(${ident}_State state, ${ident}_Event event); 271 void possibleTransition(${ident}_State state, ${ident}_Event event); 272 uint64 getEventCount(${ident}_Event event); 273 bool isPossible(${ident}_State state, ${ident}_Event event); 274 uint64 getTransitionCount(${ident}_State state, ${ident}_Event event); 275 276private: 277''') 278 279 code.indent() 280 # added by SS 281 for param in self.config_parameters: 282 if param.pointer: 283 code('${{param.type_ast.type}}* m_${{param.ident}}_ptr;') 284 else: 285 code('${{param.type_ast.type}} m_${{param.ident}};') 286 287 code(''' 288TransitionResult doTransition(${ident}_Event event, 289''') 290 291 if self.EntryType != None: 292 code(''' 293 ${{self.EntryType.c_ident}}* m_cache_entry_ptr, 294''') 295 if self.TBEType != None: 296 code(''' 297 ${{self.TBEType.c_ident}}* m_tbe_ptr, 298''') 299 300 code(''' 301 const Address addr); 302 303TransitionResult doTransitionWorker(${ident}_Event event, 304 ${ident}_State state, 305 ${ident}_State& next_state, 306''') 307 308 if self.TBEType != None: 309 code(''' 310 ${{self.TBEType.c_ident}}*& m_tbe_ptr, 311''') 312 if self.EntryType != None: 313 code(''' 314 ${{self.EntryType.c_ident}}*& m_cache_entry_ptr, 315''') 316 317 code(''' 318 const Address& addr); 319 320int m_counters[${ident}_State_NUM][${ident}_Event_NUM]; 321int m_event_counters[${ident}_Event_NUM]; 322bool m_possible[${ident}_State_NUM][${ident}_Event_NUM]; 323 324static std::vector<Stats::Vector *> eventVec; 325static std::vector<std::vector<Stats::Vector *> > transVec; 326static int m_num_controllers; 327 328// Internal functions 329''') 330 331 for func in self.functions: 332 proto = func.prototype 333 if proto: 334 code('$proto') 335 336 if has_peer: 337 code('void getQueuesFromPeer(AbstractController *);') 338 if self.EntryType != None: 339 code(''' 340 341// Set and Reset for cache_entry variable 342void set_cache_entry(${{self.EntryType.c_ident}}*& m_cache_entry_ptr, AbstractCacheEntry* m_new_cache_entry); 343void unset_cache_entry(${{self.EntryType.c_ident}}*& m_cache_entry_ptr); 344''') 345 346 if self.TBEType != None: 347 code(''' 348 349// Set and Reset for tbe variable 350void set_tbe(${{self.TBEType.c_ident}}*& m_tbe_ptr, ${ident}_TBE* m_new_tbe); 351void unset_tbe(${{self.TBEType.c_ident}}*& m_tbe_ptr); 352''') 353 354 # Prototype the actions that the controller can take 355 code(''' 356 357// Actions 358''') 359 if self.TBEType != None and self.EntryType != None: 360 for action in self.actions.itervalues(): 361 code('/** \\brief ${{action.desc}} */') 362 code('void ${{action.ident}}(${{self.TBEType.c_ident}}*& ' 363 'm_tbe_ptr, ${{self.EntryType.c_ident}}*& ' 364 'm_cache_entry_ptr, const Address& addr);') 365 elif self.TBEType != None: 366 for action in self.actions.itervalues(): 367 code('/** \\brief ${{action.desc}} */') 368 code('void ${{action.ident}}(${{self.TBEType.c_ident}}*& ' 369 'm_tbe_ptr, const Address& addr);') 370 elif self.EntryType != None: 371 for action in self.actions.itervalues(): 372 code('/** \\brief ${{action.desc}} */') 373 code('void ${{action.ident}}(${{self.EntryType.c_ident}}*& ' 374 'm_cache_entry_ptr, const Address& addr);') 375 else: 376 for action in self.actions.itervalues(): 377 code('/** \\brief ${{action.desc}} */') 378 code('void ${{action.ident}}(const Address& addr);') 379 380 # the controller internal variables 381 code(''' 382 383// Objects 384''') 385 for var in self.objects: 386 th = var.get("template", "") 387 code('${{var.type.c_ident}}$th* m_${{var.ident}}_ptr;') 388 389 code.dedent() 390 code('};') 391 code('#endif // __${ident}_CONTROLLER_H__') 392 code.write(path, '%s.hh' % c_ident) 393 394 def printControllerCC(self, path, includes): 395 '''Output the actions for performing the actions''' 396 397 code = self.symtab.codeFormatter() 398 ident = self.ident 399 c_ident = "%s_Controller" % self.ident 400 has_peer = False 401 402 code(''' 403/** \\file $c_ident.cc 404 * 405 * Auto generated C++ code started by $__file__:$__line__ 406 * Created by slicc definition of Module "${{self.short}}" 407 */ 408 409#include <sys/types.h> 410#include <unistd.h> 411 412#include <cassert> 413#include <sstream> 414#include <string> 415 416#include "base/compiler.hh" 417#include "base/cprintf.hh" 418#include "debug/RubyGenerated.hh" 419#include "debug/RubySlicc.hh" 420#include "mem/protocol/${ident}_Controller.hh" 421#include "mem/protocol/${ident}_Event.hh" 422#include "mem/protocol/${ident}_State.hh" 423#include "mem/protocol/Types.hh" 424#include "mem/ruby/common/Global.hh" 425#include "mem/ruby/system/System.hh" 426''') 427 for include_path in includes: 428 code('#include "${{include_path}}"') 429 430 code(''' 431 432using namespace std; 433''') 434 435 # include object classes 436 seen_types = set() 437 for var in self.objects: 438 if var.type.ident not in seen_types and not var.type.isPrimitive: 439 code('#include "mem/protocol/${{var.type.c_ident}}.hh"') 440 seen_types.add(var.type.ident) 441 442 num_in_ports = len(self.in_ports) 443 444 code(''' 445$c_ident * 446${c_ident}Params::create() 447{ 448 return new $c_ident(this); 449} 450 451int $c_ident::m_num_controllers = 0; 452std::vector<Stats::Vector *> $c_ident::eventVec; 453std::vector<std::vector<Stats::Vector *> > $c_ident::transVec; 454 455// for adding information to the protocol debug trace 456stringstream ${ident}_transitionComment; 457 458#ifndef NDEBUG 459#define APPEND_TRANSITION_COMMENT(str) (${ident}_transitionComment << str) 460#else 461#define APPEND_TRANSITION_COMMENT(str) do {} while (0) 462#endif 463 464/** \\brief constructor */ 465$c_ident::$c_ident(const Params *p) 466 : AbstractController(p) 467{ 468 m_machineID.type = MachineType_${ident}; 469 m_machineID.num = m_version; 470 m_num_controllers++; 471 472 m_in_ports = $num_in_ports; 473''') 474 code.indent() 475 476 # 477 # After initializing the universal machine parameters, initialize the 478 # this machines config parameters. Also if these configuration params 479 # include a sequencer, connect the it to the controller. 480 # 481 for param in self.config_parameters: 482 if param.pointer: 483 code('m_${{param.name}}_ptr = p->${{param.name}};') 484 else: 485 code('m_${{param.name}} = p->${{param.name}};') 486 if re.compile("sequencer").search(param.name): 487 code('m_${{param.name}}_ptr->setController(this);') 488 489 for var in self.objects: 490 if var.ident.find("mandatoryQueue") >= 0: 491 code(''' 492m_${{var.ident}}_ptr = new ${{var.type.c_ident}}(); 493m_${{var.ident}}_ptr->setReceiver(this); 494''') 495 else: 496 if "network" in var and "physical_network" in var and \ 497 var["network"] == "To": 498 has_peer = True 499 code(''' 500m_${{var.ident}}_ptr = new ${{var.type.c_ident}}(); 501peerQueueMap[${{var["physical_network"]}}] = m_${{var.ident}}_ptr; 502m_${{var.ident}}_ptr->setSender(this); 503''') 504 505 code(''' 506if (p->peer != NULL) 507 connectWithPeer(p->peer); 508 509for (int state = 0; state < ${ident}_State_NUM; state++) { 510 for (int event = 0; event < ${ident}_Event_NUM; event++) { 511 m_possible[state][event] = false; 512 m_counters[state][event] = 0; 513 } 514} 515for (int event = 0; event < ${ident}_Event_NUM; event++) { 516 m_event_counters[event] = 0; 517} 518''') 519 code.dedent() 520 code(''' 521} 522 523void 524$c_ident::init() 525{ 526 MachineType machine_type = string_to_MachineType("${{var.machine.ident}}"); 527 int base M5_VAR_USED = MachineType_base_number(machine_type); 528 529 // initialize objects 530 531''') 532 533 code.indent() 534 for var in self.objects: 535 vtype = var.type 536 vid = "m_%s_ptr" % var.ident 537 if "network" not in var: 538 # Not a network port object 539 if "primitive" in vtype: 540 code('$vid = new ${{vtype.c_ident}};') 541 if "default" in var: 542 code('(*$vid) = ${{var["default"]}};') 543 else: 544 # Normal Object 545 if var.ident.find("mandatoryQueue") < 0: 546 th = var.get("template", "") 547 expr = "%s = new %s%s" % (vid, vtype.c_ident, th) 548 args = "" 549 if "non_obj" not in vtype and not vtype.isEnumeration: 550 args = var.get("constructor", "") 551 code('$expr($args);') 552 553 code('assert($vid != NULL);') 554 555 if "default" in var: 556 code('*$vid = ${{var["default"]}}; // Object default') 557 elif "default" in vtype: 558 comment = "Type %s default" % vtype.ident 559 code('*$vid = ${{vtype["default"]}}; // $comment') 560 561 # Set ordering 562 if "ordered" in var: 563 # A buffer 564 code('$vid->setOrdering(${{var["ordered"]}});') 565 566 # Set randomization 567 if "random" in var: 568 # A buffer 569 code('$vid->setRandomization(${{var["random"]}});') 570 571 # Set Priority 572 if vtype.isBuffer and "rank" in var: 573 code('$vid->setPriority(${{var["rank"]}});') 574 575 # Set sender and receiver for trigger queue 576 if var.ident.find("triggerQueue") >= 0: 577 code('$vid->setSender(this);') 578 code('$vid->setReceiver(this);') 579 elif vtype.c_ident == "TimerTable": 580 code('$vid->setClockObj(this);') 581 elif var.ident.find("optionalQueue") >= 0: 582 code('$vid->setSender(this);') 583 code('$vid->setReceiver(this);') 584 585 else: 586 # Network port object 587 network = var["network"] 588 ordered = var["ordered"] 589 590 if "virtual_network" in var: 591 vnet = var["virtual_network"] 592 vnet_type = var["vnet_type"] 593 594 assert var.machine is not None 595 code(''' 596$vid = m_net_ptr->get${network}NetQueue(m_version + base, $ordered, $vnet, "$vnet_type"); 597assert($vid != NULL); 598''') 599 600 # Set the end 601 if network == "To": 602 code('$vid->setSender(this);') 603 else: 604 code('$vid->setReceiver(this);') 605 606 # Set ordering 607 if "ordered" in var: 608 # A buffer 609 code('$vid->setOrdering(${{var["ordered"]}});') 610 611 # Set randomization 612 if "random" in var: 613 # A buffer 614 code('$vid->setRandomization(${{var["random"]}});') 615 616 # Set Priority 617 if "rank" in var: 618 code('$vid->setPriority(${{var["rank"]}})') 619 620 # Set buffer size 621 if vtype.isBuffer: 622 code(''' 623if (m_buffer_size > 0) { 624 $vid->resize(m_buffer_size); 625} 626''') 627 628 # set description (may be overriden later by port def) 629 code(''' 630$vid->setDescription("[Version " + to_string(m_version) + ", ${ident}, name=${{var.ident}}]"); 631 632''') 633 634 if vtype.isBuffer: 635 if "recycle_latency" in var: 636 code('$vid->setRecycleLatency( ' \ 637 'Cycles(${{var["recycle_latency"]}}));') 638 else: 639 code('$vid->setRecycleLatency(m_recycle_latency);') 640 641 # Set the prefetchers 642 code() 643 for prefetcher in self.prefetchers: 644 code('${{prefetcher.code}}.setController(this);') 645 646 code() 647 for port in self.in_ports: 648 # Set the queue consumers 649 code('${{port.code}}.setConsumer(this);') 650 # Set the queue descriptions 651 code('${{port.code}}.setDescription("[Version " + to_string(m_version) + ", $ident, $port]");') 652 653 # Initialize the transition profiling 654 code() 655 for trans in self.transitions: 656 # Figure out if we stall 657 stall = False 658 for action in trans.actions: 659 if action.ident == "z_stall": 660 stall = True 661 662 # Only possible if it is not a 'z' case 663 if not stall: 664 state = "%s_State_%s" % (self.ident, trans.state.ident) 665 event = "%s_Event_%s" % (self.ident, trans.event.ident) 666 code('possibleTransition($state, $event);') 667 668 code.dedent() 669 code(''' 670 AbstractController::init(); 671 resetStats(); 672} 673''') 674 675 mq_ident = "NULL" 676 for port in self.in_ports: 677 if port.code.find("mandatoryQueue_ptr") >= 0: 678 mq_ident = "m_mandatoryQueue_ptr" 679 680 seq_ident = "NULL" 681 for param in self.config_parameters: 682 if param.name == "sequencer": 683 assert(param.pointer) 684 seq_ident = "m_%s_ptr" % param.name 685 686 code(''' 687 688void 689$c_ident::regStats() 690{ 691 AbstractController::regStats(); 692 693 if (m_version == 0) { 694 for (${ident}_Event event = ${ident}_Event_FIRST; 695 event < ${ident}_Event_NUM; ++event) { 696 Stats::Vector *t = new Stats::Vector(); 697 t->init(m_num_controllers); 698 t->name(g_system_ptr->name() + ".${c_ident}." + 699 ${ident}_Event_to_string(event)); 700 t->flags(Stats::pdf | Stats::total | Stats::oneline | 701 Stats::nozero); 702 703 eventVec.push_back(t); 704 } 705 706 for (${ident}_State state = ${ident}_State_FIRST; 707 state < ${ident}_State_NUM; ++state) { 708 709 transVec.push_back(std::vector<Stats::Vector *>()); 710 711 for (${ident}_Event event = ${ident}_Event_FIRST; 712 event < ${ident}_Event_NUM; ++event) { 713 714 Stats::Vector *t = new Stats::Vector(); 715 t->init(m_num_controllers); 716 t->name(g_system_ptr->name() + ".${c_ident}." + 717 ${ident}_State_to_string(state) + 718 "." + ${ident}_Event_to_string(event)); 719 720 t->flags(Stats::pdf | Stats::total | Stats::oneline | 721 Stats::nozero); 722 transVec[state].push_back(t); 723 } 724 } 725 } 726} 727 728void 729$c_ident::collateStats() 730{ 731 for (${ident}_Event event = ${ident}_Event_FIRST; 732 event < ${ident}_Event_NUM; ++event) { 733 for (unsigned int i = 0; i < m_num_controllers; ++i) { 734 std::map<uint32_t, AbstractController *>::iterator it = 735 g_abs_controls[MachineType_${ident}].find(i); 736 assert(it != g_abs_controls[MachineType_${ident}].end()); 737 (*eventVec[event])[i] = 738 (($c_ident *)(*it).second)->getEventCount(event); 739 } 740 } 741 742 for (${ident}_State state = ${ident}_State_FIRST; 743 state < ${ident}_State_NUM; ++state) { 744 745 for (${ident}_Event event = ${ident}_Event_FIRST; 746 event < ${ident}_Event_NUM; ++event) { 747 748 for (unsigned int i = 0; i < m_num_controllers; ++i) { 749 std::map<uint32_t, AbstractController *>::iterator it = 750 g_abs_controls[MachineType_${ident}].find(i); 751 assert(it != g_abs_controls[MachineType_${ident}].end()); 752 (*transVec[state][event])[i] = 753 (($c_ident *)(*it).second)->getTransitionCount(state, event); 754 } 755 } 756 } 757} 758 759void 760$c_ident::countTransition(${ident}_State state, ${ident}_Event event) 761{ 762 assert(m_possible[state][event]); 763 m_counters[state][event]++; 764 m_event_counters[event]++; 765} 766void 767$c_ident::possibleTransition(${ident}_State state, 768 ${ident}_Event event) 769{ 770 m_possible[state][event] = true; 771} 772 773uint64 774$c_ident::getEventCount(${ident}_Event event) 775{ 776 return m_event_counters[event]; 777} 778 779bool 780$c_ident::isPossible(${ident}_State state, ${ident}_Event event) 781{ 782 return m_possible[state][event]; 783} 784 785uint64 786$c_ident::getTransitionCount(${ident}_State state, 787 ${ident}_Event event) 788{ 789 return m_counters[state][event]; 790} 791 792int 793$c_ident::getNumControllers() 794{ 795 return m_num_controllers; 796} 797 798MessageBuffer* 799$c_ident::getMandatoryQueue() const 800{ 801 return $mq_ident; 802} 803 804Sequencer* 805$c_ident::getSequencer() const 806{ 807 return $seq_ident; 808} 809 810void 811$c_ident::print(ostream& out) const 812{ 813 out << "[$c_ident " << m_version << "]"; 814} 815 816void $c_ident::resetStats() 817{ 818 for (int state = 0; state < ${ident}_State_NUM; state++) { 819 for (int event = 0; event < ${ident}_Event_NUM; event++) { 820 m_counters[state][event] = 0; 821 } 822 } 823 824 for (int event = 0; event < ${ident}_Event_NUM; event++) { 825 m_event_counters[event] = 0; 826 } 827 828 AbstractController::resetStats(); 829} 830''') 831 832 if self.EntryType != None: 833 code(''' 834 835// Set and Reset for cache_entry variable 836void 837$c_ident::set_cache_entry(${{self.EntryType.c_ident}}*& m_cache_entry_ptr, AbstractCacheEntry* m_new_cache_entry) 838{ 839 m_cache_entry_ptr = (${{self.EntryType.c_ident}}*)m_new_cache_entry; 840} 841 842void 843$c_ident::unset_cache_entry(${{self.EntryType.c_ident}}*& m_cache_entry_ptr) 844{ 845 m_cache_entry_ptr = 0; 846} 847''') 848 849 if self.TBEType != None: 850 code(''' 851 852// Set and Reset for tbe variable 853void 854$c_ident::set_tbe(${{self.TBEType.c_ident}}*& m_tbe_ptr, ${{self.TBEType.c_ident}}* m_new_tbe) 855{ 856 m_tbe_ptr = m_new_tbe; 857} 858 859void 860$c_ident::unset_tbe(${{self.TBEType.c_ident}}*& m_tbe_ptr) 861{ 862 m_tbe_ptr = NULL; 863} 864''') 865 866 code(''' 867 868void 869$c_ident::recordCacheTrace(int cntrl, CacheRecorder* tr) 870{ 871''') 872 # 873 # Record cache contents for all associated caches. 874 # 875 code.indent() 876 for param in self.config_parameters: 877 if param.type_ast.type.ident == "CacheMemory": 878 assert(param.pointer) 879 code('m_${{param.ident}}_ptr->recordCacheContents(cntrl, tr);') 880 881 code.dedent() 882 code(''' 883} 884 885// Actions 886''') 887 if self.TBEType != None and self.EntryType != None: 888 for action in self.actions.itervalues(): 889 if "c_code" not in action: 890 continue 891 892 code(''' 893/** \\brief ${{action.desc}} */ 894void 895$c_ident::${{action.ident}}(${{self.TBEType.c_ident}}*& m_tbe_ptr, ${{self.EntryType.c_ident}}*& m_cache_entry_ptr, const Address& addr) 896{ 897 DPRINTF(RubyGenerated, "executing ${{action.ident}}\\n"); 898 ${{action["c_code"]}} 899} 900 901''') 902 elif self.TBEType != None: 903 for action in self.actions.itervalues(): 904 if "c_code" not in action: 905 continue 906 907 code(''' 908/** \\brief ${{action.desc}} */ 909void 910$c_ident::${{action.ident}}(${{self.TBEType.c_ident}}*& m_tbe_ptr, const Address& addr) 911{ 912 DPRINTF(RubyGenerated, "executing ${{action.ident}}\\n"); 913 ${{action["c_code"]}} 914} 915 916''') 917 elif self.EntryType != None: 918 for action in self.actions.itervalues(): 919 if "c_code" not in action: 920 continue 921 922 code(''' 923/** \\brief ${{action.desc}} */ 924void 925$c_ident::${{action.ident}}(${{self.EntryType.c_ident}}*& m_cache_entry_ptr, const Address& addr) 926{ 927 DPRINTF(RubyGenerated, "executing ${{action.ident}}\\n"); 928 ${{action["c_code"]}} 929} 930 931''') 932 else: 933 for action in self.actions.itervalues(): 934 if "c_code" not in action: 935 continue 936 937 code(''' 938/** \\brief ${{action.desc}} */ 939void 940$c_ident::${{action.ident}}(const Address& addr) 941{ 942 DPRINTF(RubyGenerated, "executing ${{action.ident}}\\n"); 943 ${{action["c_code"]}} 944} 945 946''') 947 for func in self.functions: 948 code(func.generateCode()) 949 950 # Function for functional reads from messages buffered in the controller 951 code(''' 952bool 953$c_ident::functionalReadBuffers(PacketPtr& pkt) 954{ 955''') 956 for var in self.objects: 957 vtype = var.type 958 if vtype.isBuffer: 959 vid = "m_%s_ptr" % var.ident 960 code('if ($vid->functionalRead(pkt)) { return true; }') 961 code(''' 962 return false; 963} 964''') 965 966 # Function for functional writes to messages buffered in the controller 967 code(''' 968uint32_t 969$c_ident::functionalWriteBuffers(PacketPtr& pkt) 970{ 971 uint32_t num_functional_writes = 0; 972''') 973 for var in self.objects: 974 vtype = var.type 975 if vtype.isBuffer: 976 vid = "m_%s_ptr" % var.ident 977 code('num_functional_writes += $vid->functionalWrite(pkt);') 978 code(''' 979 return num_functional_writes; 980} 981''') 982 983 # Check if this controller has a peer, if yes then write the 984 # function for connecting to the peer. 985 if has_peer: 986 code(''' 987 988void 989$c_ident::getQueuesFromPeer(AbstractController *peer) 990{ 991''') 992 for var in self.objects: 993 if "network" in var and "physical_network" in var and \ 994 var["network"] == "From": 995 code(''' 996m_${{var.ident}}_ptr = peer->getPeerQueue(${{var["physical_network"]}}); 997assert(m_${{var.ident}}_ptr != NULL); 998m_${{var.ident}}_ptr->setReceiver(this); 999 1000''') 1001 code('}') 1002 1003 code.write(path, "%s.cc" % c_ident) 1004 1005 def printCWakeup(self, path, includes): 1006 '''Output the wakeup loop for the events''' 1007 1008 code = self.symtab.codeFormatter() 1009 ident = self.ident 1010 1011 outputRequest_types = True 1012 if len(self.request_types) == 0: 1013 outputRequest_types = False 1014 1015 code(''' 1016// Auto generated C++ code started by $__file__:$__line__ 1017// ${ident}: ${{self.short}} 1018 1019#include <sys/types.h> 1020#include <unistd.h> 1021 1022#include <cassert> 1023 1024#include "base/misc.hh" 1025#include "debug/RubySlicc.hh" 1026#include "mem/protocol/${ident}_Controller.hh" 1027#include "mem/protocol/${ident}_Event.hh" 1028#include "mem/protocol/${ident}_State.hh" 1029''') 1030 1031 if outputRequest_types: 1032 code('''#include "mem/protocol/${ident}_RequestType.hh"''') 1033 1034 code(''' 1035#include "mem/protocol/Types.hh" 1036#include "mem/ruby/common/Global.hh" 1037#include "mem/ruby/system/System.hh" 1038''') 1039 1040 1041 for include_path in includes: 1042 code('#include "${{include_path}}"') 1043 1044 code(''' 1045 1046using namespace std; 1047 1048void 1049${ident}_Controller::wakeup() 1050{ 1051 int counter = 0; 1052 while (true) { 1053 // Some cases will put us into an infinite loop without this limit 1054 assert(counter <= m_transitions_per_cycle); 1055 if (counter == m_transitions_per_cycle) { 1056 // Count how often we are fully utilized 1057 m_fully_busy_cycles++; 1058 1059 // Wakeup in another cycle and try again 1060 scheduleEvent(Cycles(1)); 1061 break; 1062 } 1063''') 1064 1065 code.indent() 1066 code.indent() 1067 1068 # InPorts 1069 # 1070 for port in self.in_ports: 1071 code.indent() 1072 code('// ${ident}InPort $port') 1073 if port.pairs.has_key("rank"): 1074 code('m_cur_in_port = ${{port.pairs["rank"]}};') 1075 else: 1076 code('m_cur_in_port = 0;') 1077 code('${{port["c_code_in_port"]}}') 1078 code.dedent() 1079 1080 code('') 1081 1082 code.dedent() 1083 code.dedent() 1084 code(''' 1085 break; // If we got this far, we have nothing left todo 1086 } 1087} 1088''') 1089 1090 code.write(path, "%s_Wakeup.cc" % self.ident) 1091 1092 def printCSwitch(self, path): 1093 '''Output switch statement for transition table''' 1094 1095 code = self.symtab.codeFormatter() 1096 ident = self.ident 1097 1098 code(''' 1099// Auto generated C++ code started by $__file__:$__line__ 1100// ${ident}: ${{self.short}} 1101 1102#include <cassert> 1103 1104#include "base/misc.hh" 1105#include "base/trace.hh" 1106#include "debug/ProtocolTrace.hh" 1107#include "debug/RubyGenerated.hh" 1108#include "mem/protocol/${ident}_Controller.hh" 1109#include "mem/protocol/${ident}_Event.hh" 1110#include "mem/protocol/${ident}_State.hh" 1111#include "mem/protocol/Types.hh" 1112#include "mem/ruby/common/Global.hh" 1113#include "mem/ruby/system/System.hh" 1114 1115#define HASH_FUN(state, event) ((int(state)*${ident}_Event_NUM)+int(event)) 1116 1117#define GET_TRANSITION_COMMENT() (${ident}_transitionComment.str()) 1118#define CLEAR_TRANSITION_COMMENT() (${ident}_transitionComment.str("")) 1119 1120TransitionResult 1121${ident}_Controller::doTransition(${ident}_Event event, 1122''') 1123 if self.EntryType != None: 1124 code(''' 1125 ${{self.EntryType.c_ident}}* m_cache_entry_ptr, 1126''') 1127 if self.TBEType != None: 1128 code(''' 1129 ${{self.TBEType.c_ident}}* m_tbe_ptr, 1130''') 1131 code(''' 1132 const Address addr) 1133{ 1134''') 1135 code.indent() 1136 1137 if self.TBEType != None and self.EntryType != None: 1138 code('${ident}_State state = getState(m_tbe_ptr, m_cache_entry_ptr, addr);') 1139 elif self.TBEType != None: 1140 code('${ident}_State state = getState(m_tbe_ptr, addr);') 1141 elif self.EntryType != None: 1142 code('${ident}_State state = getState(m_cache_entry_ptr, addr);') 1143 else: 1144 code('${ident}_State state = getState(addr);') 1145 1146 code(''' 1147${ident}_State next_state = state; 1148 1149DPRINTF(RubyGenerated, "%s, Time: %lld, state: %s, event: %s, addr: %s\\n", 1150 *this, curCycle(), ${ident}_State_to_string(state), 1151 ${ident}_Event_to_string(event), addr); 1152 1153TransitionResult result = 1154''') 1155 if self.TBEType != None and self.EntryType != None: 1156 code('doTransitionWorker(event, state, next_state, m_tbe_ptr, m_cache_entry_ptr, addr);') 1157 elif self.TBEType != None: 1158 code('doTransitionWorker(event, state, next_state, m_tbe_ptr, addr);') 1159 elif self.EntryType != None: 1160 code('doTransitionWorker(event, state, next_state, m_cache_entry_ptr, addr);') 1161 else: 1162 code('doTransitionWorker(event, state, next_state, addr);') 1163 1164 code(''' 1165 1166if (result == TransitionResult_Valid) { 1167 DPRINTF(RubyGenerated, "next_state: %s\\n", 1168 ${ident}_State_to_string(next_state)); 1169 countTransition(state, event); 1170 1171 DPRINTFR(ProtocolTrace, "%15d %3s %10s%20s %6s>%-6s %s %s\\n", 1172 curTick(), m_version, "${ident}", 1173 ${ident}_Event_to_string(event), 1174 ${ident}_State_to_string(state), 1175 ${ident}_State_to_string(next_state), 1176 addr, GET_TRANSITION_COMMENT()); 1177 1178 CLEAR_TRANSITION_COMMENT(); 1179''') 1180 if self.TBEType != None and self.EntryType != None: 1181 code('setState(m_tbe_ptr, m_cache_entry_ptr, addr, next_state);') 1182 code('setAccessPermission(m_cache_entry_ptr, addr, next_state);') 1183 elif self.TBEType != None: 1184 code('setState(m_tbe_ptr, addr, next_state);') 1185 code('setAccessPermission(addr, next_state);') 1186 elif self.EntryType != None: 1187 code('setState(m_cache_entry_ptr, addr, next_state);') 1188 code('setAccessPermission(m_cache_entry_ptr, addr, next_state);') 1189 else: 1190 code('setState(addr, next_state);') 1191 code('setAccessPermission(addr, next_state);') 1192 1193 code(''' 1194} else if (result == TransitionResult_ResourceStall) { 1195 DPRINTFR(ProtocolTrace, "%15s %3s %10s%20s %6s>%-6s %s %s\\n", 1196 curTick(), m_version, "${ident}", 1197 ${ident}_Event_to_string(event), 1198 ${ident}_State_to_string(state), 1199 ${ident}_State_to_string(next_state), 1200 addr, "Resource Stall"); 1201} else if (result == TransitionResult_ProtocolStall) { 1202 DPRINTF(RubyGenerated, "stalling\\n"); 1203 DPRINTFR(ProtocolTrace, "%15s %3s %10s%20s %6s>%-6s %s %s\\n", 1204 curTick(), m_version, "${ident}", 1205 ${ident}_Event_to_string(event), 1206 ${ident}_State_to_string(state), 1207 ${ident}_State_to_string(next_state), 1208 addr, "Protocol Stall"); 1209} 1210 1211return result; 1212''') 1213 code.dedent() 1214 code(''' 1215} 1216 1217TransitionResult 1218${ident}_Controller::doTransitionWorker(${ident}_Event event, 1219 ${ident}_State state, 1220 ${ident}_State& next_state, 1221''') 1222 1223 if self.TBEType != None: 1224 code(''' 1225 ${{self.TBEType.c_ident}}*& m_tbe_ptr, 1226''') 1227 if self.EntryType != None: 1228 code(''' 1229 ${{self.EntryType.c_ident}}*& m_cache_entry_ptr, 1230''') 1231 code(''' 1232 const Address& addr) 1233{ 1234 switch(HASH_FUN(state, event)) { 1235''') 1236 1237 # This map will allow suppress generating duplicate code 1238 cases = orderdict() 1239 1240 for trans in self.transitions: 1241 case_string = "%s_State_%s, %s_Event_%s" % \ 1242 (self.ident, trans.state.ident, self.ident, trans.event.ident) 1243 1244 case = self.symtab.codeFormatter() 1245 # Only set next_state if it changes 1246 if trans.state != trans.nextState: 1247 ns_ident = trans.nextState.ident 1248 case('next_state = ${ident}_State_${ns_ident};') 1249 1250 actions = trans.actions 1251 request_types = trans.request_types 1252 1253 # Check for resources 1254 case_sorter = [] 1255 res = trans.resources 1256 for key,val in res.iteritems(): 1257 val = ''' 1258if (!%s.areNSlotsAvailable(%s)) 1259 return TransitionResult_ResourceStall; 1260''' % (key.code, val) 1261 case_sorter.append(val) 1262 1263 # Check all of the request_types for resource constraints 1264 for request_type in request_types: 1265 val = ''' 1266if (!checkResourceAvailable(%s_RequestType_%s, addr)) { 1267 return TransitionResult_ResourceStall; 1268} 1269''' % (self.ident, request_type.ident) 1270 case_sorter.append(val) 1271 1272 # Emit the code sequences in a sorted order. This makes the 1273 # output deterministic (without this the output order can vary 1274 # since Map's keys() on a vector of pointers is not deterministic 1275 for c in sorted(case_sorter): 1276 case("$c") 1277 1278 # Record access types for this transition 1279 for request_type in request_types: 1280 case('recordRequestType(${ident}_RequestType_${{request_type.ident}}, addr);') 1281 1282 # Figure out if we stall 1283 stall = False 1284 for action in actions: 1285 if action.ident == "z_stall": 1286 stall = True 1287 break 1288 1289 if stall: 1290 case('return TransitionResult_ProtocolStall;') 1291 else: 1292 if self.TBEType != None and self.EntryType != None: 1293 for action in actions: 1294 case('${{action.ident}}(m_tbe_ptr, m_cache_entry_ptr, addr);') 1295 elif self.TBEType != None: 1296 for action in actions: 1297 case('${{action.ident}}(m_tbe_ptr, addr);') 1298 elif self.EntryType != None: 1299 for action in actions: 1300 case('${{action.ident}}(m_cache_entry_ptr, addr);') 1301 else: 1302 for action in actions: 1303 case('${{action.ident}}(addr);') 1304 case('return TransitionResult_Valid;') 1305 1306 case = str(case) 1307 1308 # Look to see if this transition code is unique. 1309 if case not in cases: 1310 cases[case] = [] 1311 1312 cases[case].append(case_string) 1313 1314 # Walk through all of the unique code blocks and spit out the 1315 # corresponding case statement elements 1316 for case,transitions in cases.iteritems(): 1317 # Iterative over all the multiple transitions that share 1318 # the same code 1319 for trans in transitions: 1320 code(' case HASH_FUN($trans):') 1321 code(' $case\n') 1322 1323 code(''' 1324 default: 1325 fatal("Invalid transition\\n" 1326 "%s time: %d addr: %s event: %s state: %s\\n", 1327 name(), curCycle(), addr, event, state); 1328 } 1329 1330 return TransitionResult_Valid; 1331} 1332''') 1333 code.write(path, "%s_Transitions.cc" % self.ident) 1334 1335 1336 # ************************** 1337 # ******* HTML Files ******* 1338 # ************************** 1339 def frameRef(self, click_href, click_target, over_href, over_num, text): 1340 code = self.symtab.codeFormatter(fix_newlines=False) 1341 code("""<A href=\"$click_href\" target=\"$click_target\" onmouseover=\" 1342 if (parent.frames[$over_num].location != parent.location + '$over_href') { 1343 parent.frames[$over_num].location='$over_href' 1344 }\"> 1345 ${{html.formatShorthand(text)}} 1346 </A>""") 1347 return str(code) 1348 1349 def writeHTMLFiles(self, path): 1350 # Create table with no row hilighted 1351 self.printHTMLTransitions(path, None) 1352 1353 # Generate transition tables 1354 for state in self.states.itervalues(): 1355 self.printHTMLTransitions(path, state) 1356 1357 # Generate action descriptions 1358 for action in self.actions.itervalues(): 1359 name = "%s_action_%s.html" % (self.ident, action.ident) 1360 code = html.createSymbol(action, "Action") 1361 code.write(path, name) 1362 1363 # Generate state descriptions 1364 for state in self.states.itervalues(): 1365 name = "%s_State_%s.html" % (self.ident, state.ident) 1366 code = html.createSymbol(state, "State") 1367 code.write(path, name) 1368 1369 # Generate event descriptions 1370 for event in self.events.itervalues(): 1371 name = "%s_Event_%s.html" % (self.ident, event.ident) 1372 code = html.createSymbol(event, "Event") 1373 code.write(path, name) 1374 1375 def printHTMLTransitions(self, path, active_state): 1376 code = self.symtab.codeFormatter() 1377 1378 code(''' 1379<HTML> 1380<BODY link="blue" vlink="blue"> 1381 1382<H1 align="center">${{html.formatShorthand(self.short)}}: 1383''') 1384 code.indent() 1385 for i,machine in enumerate(self.symtab.getAllType(StateMachine)): 1386 mid = machine.ident 1387 if i != 0: 1388 extra = " - " 1389 else: 1390 extra = "" 1391 if machine == self: 1392 code('$extra$mid') 1393 else: 1394 code('$extra<A target="Table" href="${mid}_table.html">$mid</A>') 1395 code.dedent() 1396 1397 code(""" 1398</H1> 1399 1400<TABLE border=1> 1401<TR> 1402 <TH> </TH> 1403""") 1404 1405 for event in self.events.itervalues(): 1406 href = "%s_Event_%s.html" % (self.ident, event.ident) 1407 ref = self.frameRef(href, "Status", href, "1", event.short) 1408 code('<TH bgcolor=white>$ref</TH>') 1409 1410 code('</TR>') 1411 # -- Body of table 1412 for state in self.states.itervalues(): 1413 # -- Each row 1414 if state == active_state: 1415 color = "yellow" 1416 else: 1417 color = "white" 1418 1419 click = "%s_table_%s.html" % (self.ident, state.ident) 1420 over = "%s_State_%s.html" % (self.ident, state.ident) 1421 text = html.formatShorthand(state.short) 1422 ref = self.frameRef(click, "Table", over, "1", state.short) 1423 code(''' 1424<TR> 1425 <TH bgcolor=$color>$ref</TH> 1426''') 1427 1428 # -- One column for each event 1429 for event in self.events.itervalues(): 1430 trans = self.table.get((state,event), None) 1431 if trans is None: 1432 # This is the no transition case 1433 if state == active_state: 1434 color = "#C0C000" 1435 else: 1436 color = "lightgrey" 1437 1438 code('<TD bgcolor=$color> </TD>') 1439 continue 1440 1441 next = trans.nextState 1442 stall_action = False 1443 1444 # -- Get the actions 1445 for action in trans.actions: 1446 if action.ident == "z_stall" or \ 1447 action.ident == "zz_recycleMandatoryQueue": 1448 stall_action = True 1449 1450 # -- Print out "actions/next-state" 1451 if stall_action: 1452 if state == active_state: 1453 color = "#C0C000" 1454 else: 1455 color = "lightgrey" 1456 1457 elif active_state and next.ident == active_state.ident: 1458 color = "aqua" 1459 elif state == active_state: 1460 color = "yellow" 1461 else: 1462 color = "white" 1463 1464 code('<TD bgcolor=$color>') 1465 for action in trans.actions: 1466 href = "%s_action_%s.html" % (self.ident, action.ident) 1467 ref = self.frameRef(href, "Status", href, "1", 1468 action.short) 1469 code(' $ref') 1470 if next != state: 1471 if trans.actions: 1472 code('/') 1473 click = "%s_table_%s.html" % (self.ident, next.ident) 1474 over = "%s_State_%s.html" % (self.ident, next.ident) 1475 ref = self.frameRef(click, "Table", over, "1", next.short) 1476 code("$ref") 1477 code("</TD>") 1478 1479 # -- Each row 1480 if state == active_state: 1481 color = "yellow" 1482 else: 1483 color = "white" 1484 1485 click = "%s_table_%s.html" % (self.ident, state.ident) 1486 over = "%s_State_%s.html" % (self.ident, state.ident) 1487 ref = self.frameRef(click, "Table", over, "1", state.short) 1488 code(''' 1489 <TH bgcolor=$color>$ref</TH> 1490</TR> 1491''') 1492 code(''' 1493<!- Column footer-> 1494<TR> 1495 <TH> </TH> 1496''') 1497 1498 for event in self.events.itervalues(): 1499 href = "%s_Event_%s.html" % (self.ident, event.ident) 1500 ref = self.frameRef(href, "Status", href, "1", event.short) 1501 code('<TH bgcolor=white>$ref</TH>') 1502 code(''' 1503</TR> 1504</TABLE> 1505</BODY></HTML> 1506''') 1507 1508 1509 if active_state: 1510 name = "%s_table_%s.html" % (self.ident, active_state.ident) 1511 else: 1512 name = "%s_table.html" % self.ident 1513 code.write(path, name) 1514 1515__all__ = [ "StateMachine" ] 1516