1/*
2 * Copyright 2018 Google, Inc.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met: redistributions of source code must retain the above copyright
7 * notice, this list of conditions and the following disclaimer;
8 * redistributions in binary form must reproduce the above copyright
9 * notice, this list of conditions and the following disclaimer in the
10 * documentation and/or other materials provided with the distribution;
11 * neither the name of the copyright holders nor the names of its
12 * contributors may be used to endorse or promote products derived from
13 * this software without specific prior written permission.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
18 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
19 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
21 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 *
27 * Authors: Gabe Black
28 */
29
30#include <memory>
31#include <vector>
32
33#include "base/logging.hh"
34#include "systemc/core/kernel.hh"
35#include "systemc/core/module.hh"
36#include "systemc/core/process_types.hh"
37#include "systemc/ext/core/sc_module.hh"
38#include "systemc/ext/core/sc_module_name.hh"
39
40namespace sc_gem5
41{
42
43Process *
44newMethodProcess(const char *name, ProcessFuncWrapper *func)
45{
46 Process *p = new Method(name, func);
47 scheduler.reg(p);
48 return p;
49}
50
51Process *
52newThreadProcess(const char *name, ProcessFuncWrapper *func)
53{
54 Process *p = new Thread(name, func);
55 scheduler.reg(p);
56 return p;
57}
58
59Process *
60newCThreadProcess(const char *name, ProcessFuncWrapper *func)
61{
62 Process *p = new CThread(name, func);
63 scheduler.reg(p);
64 p->dontInitialize();
65 return p;
66}
67
68UniqueNameGen nameGen;
69
70} // namespace sc_gem5
71
72namespace sc_core
73{
74
75sc_bind_proxy::sc_bind_proxy(sc_interface &_interface) :
76 _interface(&_interface), _port(nullptr)
77{}
78
79sc_bind_proxy::sc_bind_proxy(sc_port_base &_port) :
80 _interface(nullptr), _port(&_port)
81{}
82
83const sc_bind_proxy SC_BIND_PROXY_NUL(*(sc_port_base *)nullptr);
84
85sc_module::~sc_module() { delete _gem5_module; }
86
87const sc_bind_proxy SC_BIND_PROXY_NIL(*(sc_port_base *)nullptr);
88
89void
90sc_module::operator () (const sc_bind_proxy &p001,
91 const sc_bind_proxy &p002,
92 const sc_bind_proxy &p003,
93 const sc_bind_proxy &p004,
94 const sc_bind_proxy &p005,
95 const sc_bind_proxy &p006,
96 const sc_bind_proxy &p007,
97 const sc_bind_proxy &p008,
98 const sc_bind_proxy &p009,
99 const sc_bind_proxy &p010,
100 const sc_bind_proxy &p011,
101 const sc_bind_proxy &p012,
102 const sc_bind_proxy &p013,
103 const sc_bind_proxy &p014,
104 const sc_bind_proxy &p015,
105 const sc_bind_proxy &p016,
106 const sc_bind_proxy &p017,
107 const sc_bind_proxy &p018,
108 const sc_bind_proxy &p019,
109 const sc_bind_proxy &p020,
110 const sc_bind_proxy &p021,
111 const sc_bind_proxy &p022,
112 const sc_bind_proxy &p023,
113 const sc_bind_proxy &p024,
114 const sc_bind_proxy &p025,
115 const sc_bind_proxy &p026,
116 const sc_bind_proxy &p027,
117 const sc_bind_proxy &p028,
118 const sc_bind_proxy &p029,
119 const sc_bind_proxy &p030,
120 const sc_bind_proxy &p031,
121 const sc_bind_proxy &p032,
122 const sc_bind_proxy &p033,
123 const sc_bind_proxy &p034,
124 const sc_bind_proxy &p035,
125 const sc_bind_proxy &p036,
126 const sc_bind_proxy &p037,
127 const sc_bind_proxy &p038,
128 const sc_bind_proxy &p039,
129 const sc_bind_proxy &p040,
130 const sc_bind_proxy &p041,
131 const sc_bind_proxy &p042,
132 const sc_bind_proxy &p043,
133 const sc_bind_proxy &p044,
134 const sc_bind_proxy &p045,
135 const sc_bind_proxy &p046,
136 const sc_bind_proxy &p047,
137 const sc_bind_proxy &p048,
138 const sc_bind_proxy &p049,
139 const sc_bind_proxy &p050,
140 const sc_bind_proxy &p051,
141 const sc_bind_proxy &p052,
142 const sc_bind_proxy &p053,
143 const sc_bind_proxy &p054,
144 const sc_bind_proxy &p055,
145 const sc_bind_proxy &p056,
146 const sc_bind_proxy &p057,
147 const sc_bind_proxy &p058,
148 const sc_bind_proxy &p059,
149 const sc_bind_proxy &p060,
150 const sc_bind_proxy &p061,
151 const sc_bind_proxy &p062,
152 const sc_bind_proxy &p063,
153 const sc_bind_proxy &p064)
154{
155 std::vector<const ::sc_core::sc_bind_proxy *> proxies;
156 auto insert = [&proxies](const ::sc_core::sc_bind_proxy &p) -> bool {
157 if (!p.port() && !p.interface())
158 return false;
159 proxies.push_back(&p);
160 return true;
161 };
162 insert(p001) && insert(p002) && insert(p003) && insert(p004) &&
163 insert(p005) && insert(p006) && insert(p007) && insert(p008) &&
164 insert(p009) && insert(p010) && insert(p011) && insert(p012) &&
165 insert(p013) && insert(p014) && insert(p015) && insert(p016) &&
166 insert(p017) && insert(p018) && insert(p019) && insert(p020) &&
167 insert(p021) && insert(p022) && insert(p023) && insert(p024) &&
168 insert(p025) && insert(p026) && insert(p027) && insert(p028) &&
169 insert(p029) && insert(p030) && insert(p031) && insert(p032) &&
170 insert(p033) && insert(p034) && insert(p035) && insert(p036) &&
171 insert(p037) && insert(p038) && insert(p039) && insert(p040) &&
172 insert(p041) && insert(p042) && insert(p043) && insert(p044) &&
173 insert(p045) && insert(p046) && insert(p047) && insert(p048) &&
174 insert(p049) && insert(p050) && insert(p051) && insert(p052) &&
175 insert(p053) && insert(p054) && insert(p055) && insert(p056) &&
176 insert(p057) && insert(p058) && insert(p059) && insert(p060) &&
177 insert(p061) && insert(p062) && insert(p063) && insert(p064);
178 _gem5_module->bindPorts(proxies);
179}
180
181const std::vector<sc_object *> &
182sc_module::get_child_objects() const
183{
184 return _gem5_module->obj()->get_child_objects();
185}
186
187const std::vector<sc_event *> &
188sc_module::get_child_events() const
189{
190 return _gem5_module->obj()->get_child_events();
191}
192
193sc_module::sc_module() :
194 sc_object(sc_gem5::newModuleChecked()->name()),
195 _gem5_module(sc_gem5::currentModule())
196{}
197
198sc_module::sc_module(const sc_module_name &) : sc_module() {}
199sc_module::sc_module(const char *_name) : sc_module(sc_module_name(_name)) {}
200sc_module::sc_module(const std::string &_name) :
201 sc_module(sc_module_name(_name.c_str()))
202{}
203
204void
205sc_module::reset_signal_is(const sc_in<bool> &, bool)
206{
207 warn("%s not implemented.\n", __PRETTY_FUNCTION__);
208}
209
210void
211sc_module::reset_signal_is(const sc_inout<bool> &, bool)
212{
213 warn("%s not implemented.\n", __PRETTY_FUNCTION__);
214}
215
216void
217sc_module::reset_signal_is(const sc_out<bool> &, bool)
218{
219 warn("%s not implemented.\n", __PRETTY_FUNCTION__);
220}
221
222void
223sc_module::reset_signal_is(const sc_signal_in_if<bool> &, bool)
224{
225 warn("%s not implemented.\n", __PRETTY_FUNCTION__);
226}
227
228
229void
230sc_module::async_reset_signal_is(const sc_in<bool> &, bool)
231{
232 warn("%s not implemented.\n", __PRETTY_FUNCTION__);
233}
234
235void
236sc_module::async_reset_signal_is(const sc_inout<bool> &, bool)
237{
238 warn("%s not implemented.\n", __PRETTY_FUNCTION__);
239}
240
241void
242sc_module::async_reset_signal_is(const sc_out<bool> &, bool)
243{
244 warn("%s not implemented.\n", __PRETTY_FUNCTION__);
245}
246
247void
248sc_module::async_reset_signal_is(const sc_signal_in_if<bool> &, bool)
249{
250 warn("%s not implemented.\n", __PRETTY_FUNCTION__);
251}
252
253
254void
255sc_module::dont_initialize()
256{
257 ::sc_gem5::Process::newest()->dontInitialize();
258}
259
260void
261sc_module::set_stack_size(size_t size)
262{
263 ::sc_gem5::Process::newest()->setStackSize(size);
264}
265
266
267void sc_module::next_trigger() { ::sc_core::next_trigger(); }
268
269void
270sc_module::next_trigger(const sc_event &e)
271{
272 ::sc_core::next_trigger(e);
273}
274
275void
276sc_module::next_trigger(const sc_event_or_list &eol)
277{
278 ::sc_core::next_trigger(eol);
279}
280
281void
282sc_module::next_trigger(const sc_event_and_list &eal)
283{
284 ::sc_core::next_trigger(eal);
285}
286
287void
288sc_module::next_trigger(const sc_time &t)
289{
290 ::sc_core::next_trigger(t);
291}
292
293void
294sc_module::next_trigger(double d, sc_time_unit u)
295{
296 ::sc_core::next_trigger(d, u);
297}
298
299void
300sc_module::next_trigger(const sc_time &t, const sc_event &e)
301{
302 ::sc_core::next_trigger(t, e);
303}
304
305void
306sc_module::next_trigger(double d, sc_time_unit u, const sc_event &e)
307{
308 ::sc_core::next_trigger(d, u, e);
309}
310
311void
312sc_module::next_trigger(const sc_time &t, const sc_event_or_list &eol)
313{
314 ::sc_core::next_trigger(t, eol);
315}
316
317void
318sc_module::next_trigger(double d, sc_time_unit u, const sc_event_or_list &eol)
319{
320 ::sc_core::next_trigger(d, u, eol);
321}
322
323void
324sc_module::next_trigger(const sc_time &t, const sc_event_and_list &eal)
325{
326 ::sc_core::next_trigger(t, eal);
327}
328
329void
330sc_module::next_trigger(double d, sc_time_unit u, const sc_event_and_list &eal)
331{
332 ::sc_core::next_trigger(d, u, eal);
333}
334
335
336bool
337sc_module::timed_out()
338{
339 warn("%s not implemented.\n", __PRETTY_FUNCTION__);
340 return false;
341}
342
343
344void
345sc_module::wait()
346{
347 ::sc_core::wait();
348}
349
350void
351sc_module::wait(int i)
352{
353 ::sc_core::wait(i);
354}
355
356void
357sc_module::wait(const sc_event &e)
358{
359 ::sc_core::wait(e);
360}
361
362void
363sc_module::wait(const sc_event_or_list &eol)
364{
365 ::sc_core::wait(eol);
366}
367
368void
369sc_module::wait(const sc_event_and_list &eal)
370{
371 ::sc_core::wait(eal);
372}
373
374void
375sc_module::wait(const sc_time &t)
376{
377 ::sc_core::wait(t);
378}
379
380void
381sc_module::wait(double d, sc_time_unit u)
382{
383 ::sc_core::wait(d, u);
384}
385
386void
387sc_module::wait(const sc_time &t, const sc_event &e)
388{
389 ::sc_core::wait(t, e);
390}
391
392void
393sc_module::wait(double d, sc_time_unit u, const sc_event &e)
394{
395 ::sc_core::wait(d, u, e);
396}
397
398void
399sc_module::wait(const sc_time &t, const sc_event_or_list &eol)
400{
401 ::sc_core::wait(t, eol);
402}
403
404void
405sc_module::wait(double d, sc_time_unit u, const sc_event_or_list &eol)
406{
407 ::sc_core::wait(d, u, eol);
408}
409
410void
411sc_module::wait(const sc_time &t, const sc_event_and_list &eal)
412{
413 ::sc_core::wait(t, eal);
414}
415
416void
417sc_module::wait(double d, sc_time_unit u, const sc_event_and_list &eal)
418{
419 ::sc_core::wait(d, u, eal);
420}
421
422
423void
424sc_module::halt()
425{
426 ::sc_core::halt();
427}
428
429void
430sc_module::at_posedge(const sc_signal_in_if<bool> &s)
431{
432 ::sc_core::at_posedge(s);
433}
434
435void
436sc_module::at_posedge(const sc_signal_in_if<sc_dt::sc_logic> &s)
437{
438 ::sc_core::at_posedge(s);
439}
440
441void
442sc_module::at_negedge(const sc_signal_in_if<bool> &s)
443{
444 ::sc_core::at_negedge(s);
445}
446
447void
448sc_module::at_negedge(const sc_signal_in_if<sc_dt::sc_logic> &s)
449{
450 ::sc_core::at_negedge(s);
451}
452
453
454void
455next_trigger()
456{
457 sc_gem5::Process *p = sc_gem5::scheduler.current();
458 p->setDynamic(nullptr);
459}
460
461void
462next_trigger(const sc_event &e)
463{
464 sc_gem5::Process *p = sc_gem5::scheduler.current();
465 p->setDynamic(new ::sc_gem5::SensitivityEvent(p, &e));
466}
467
468void
469next_trigger(const sc_event_or_list &eol)
470{
471 sc_gem5::Process *p = sc_gem5::scheduler.current();
472 p->setDynamic(new ::sc_gem5::SensitivityEventOrList(p, &eol));
473}
474
475void
476next_trigger(const sc_event_and_list &eal)
477{
478 sc_gem5::Process *p = sc_gem5::scheduler.current();
479 p->setDynamic(new ::sc_gem5::SensitivityEventAndList(p, &eal));
480}
481
482void
483next_trigger(const sc_time &t)
484{
485 sc_gem5::Process *p = sc_gem5::scheduler.current();
486 p->setDynamic(new ::sc_gem5::SensitivityTimeout(p, t));
487}
488
489void
490next_trigger(double d, sc_time_unit u)
491{
492 next_trigger(sc_time(d, u));
493}
494
495void
496next_trigger(const sc_time &t, const sc_event &e)
497{
498 sc_gem5::Process *p = sc_gem5::scheduler.current();
499 p->setDynamic(new ::sc_gem5::SensitivityTimeoutAndEvent(p, t, &e));
500}
501
502void
503next_trigger(double d, sc_time_unit u, const sc_event &e)
504{
505 next_trigger(sc_time(d, u), e);
506}
507
508void
509next_trigger(const sc_time &t, const sc_event_or_list &eol)
510{
511 sc_gem5::Process *p = sc_gem5::scheduler.current();
512 p->setDynamic(
513 new ::sc_gem5::SensitivityTimeoutAndEventOrList(p, t, &eol));
514}
515
516void
517next_trigger(double d, sc_time_unit u, const sc_event_or_list &eol)
518{
519 next_trigger(sc_time(d, u), eol);
520}
521
522void
523next_trigger(const sc_time &t, const sc_event_and_list &eal)
524{
525 sc_gem5::Process *p = sc_gem5::scheduler.current();
526 p->setDynamic(
527 new ::sc_gem5::SensitivityTimeoutAndEventAndList(p, t, &eal));
528}
529
530void
531next_trigger(double d, sc_time_unit u, const sc_event_and_list &eal)
532{
533 next_trigger(sc_time(d, u), eal);
534}
535
536bool
537timed_out()
538{
539 warn("%s not implemented.\n", __PRETTY_FUNCTION__);
540 return false;
541}
542
543
544void
545wait()
546{
547 sc_gem5::Process *p = sc_gem5::scheduler.current();
548 p->setDynamic(nullptr);
549 sc_gem5::scheduler.yield();
550}
551
552void
553wait(int n)
554{
555 for (int i = 0; i < n; i++)
556 wait();
557}
558
559void
560wait(const sc_event &e)
561{
562 sc_gem5::Process *p = sc_gem5::scheduler.current();
563 p->setDynamic(new ::sc_gem5::SensitivityEvent(p, &e));
564 sc_gem5::scheduler.yield();
565}
566
567void
568wait(const sc_event_or_list &eol)
569{
570 sc_gem5::Process *p = sc_gem5::scheduler.current();
571 p->setDynamic(new ::sc_gem5::SensitivityEventOrList(p, &eol));
572 sc_gem5::scheduler.yield();
573}
574
575void
576wait(const sc_event_and_list &eal)
577{
578 sc_gem5::Process *p = sc_gem5::scheduler.current();
579 p->setDynamic(new ::sc_gem5::SensitivityEventAndList(p, &eal));
580 sc_gem5::scheduler.yield();
581}
582
583void
584wait(const sc_time &t)
585{
586 sc_gem5::Process *p = sc_gem5::scheduler.current();
587 p->setDynamic(new ::sc_gem5::SensitivityTimeout(p, t));
588 sc_gem5::scheduler.yield();
589}
590
591void
592wait(double d, sc_time_unit u)
593{
594 wait(sc_time(d, u));
595}
596
597void
598wait(const sc_time &t, const sc_event &e)
599{
600 sc_gem5::Process *p = sc_gem5::scheduler.current();
601 p->setDynamic(new ::sc_gem5::SensitivityTimeoutAndEvent(p, t, &e));
602 sc_gem5::scheduler.yield();
603}
604
605void
606wait(double d, sc_time_unit u, const sc_event &e)
607{
608 wait(sc_time(d, u), e);
609}
610
611void
612wait(const sc_time &t, const sc_event_or_list &eol)
613{
614 sc_gem5::Process *p = sc_gem5::scheduler.current();
615 p->setDynamic(
616 new ::sc_gem5::SensitivityTimeoutAndEventOrList(p, t, &eol));
617 sc_gem5::scheduler.yield();
618}
619
620void
621wait(double d, sc_time_unit u, const sc_event_or_list &eol)
622{
623 wait(sc_time(d, u), eol);
624}
625
626void
627wait(const sc_time &t, const sc_event_and_list &eal)
628{
629 sc_gem5::Process *p = sc_gem5::scheduler.current();
630 p->setDynamic(
631 new ::sc_gem5::SensitivityTimeoutAndEventAndList(p, t, &eal));
632 sc_gem5::scheduler.yield();
633}
634
635void
636wait(double d, sc_time_unit u, const sc_event_and_list &eal)
637{
638 wait(sc_time(d, u), eal);
639}
640
641void
642halt()
643{
644 warn("%s not implemented.\n", __PRETTY_FUNCTION__);
645}
646
647void
648at_posedge(const sc_signal_in_if<bool> &)
649{
650 warn("%s not implemented.\n", __PRETTY_FUNCTION__);
651}
652
653void
654at_posedge(const sc_signal_in_if<sc_dt::sc_logic> &)
655{
656 warn("%s not implemented.\n", __PRETTY_FUNCTION__);
657}
658
659void
660at_negedge(const sc_signal_in_if<bool> &)
661{
662 warn("%s not implemented.\n", __PRETTY_FUNCTION__);
663}
664
665void
666at_negedge(const sc_signal_in_if<sc_dt::sc_logic> &)
667{
668 warn("%s not implemented.\n", __PRETTY_FUNCTION__);
669}
670
671const char *
672sc_gen_unique_name(const char *seed)
673{
674 ::sc_gem5::Module *mod = ::sc_gem5::currentModule();
675 return mod ? mod->uniqueName(seed) :
676 ::sc_gem5::nameGen.gen(seed);
677}
678
679bool
680sc_hierarchical_name_exists(const char *name)
681{
682 warn("%s not implemented.\n", __PRETTY_FUNCTION__);
683 return false;
684}
685
686bool
687sc_start_of_simulation_invoked()
688{
689 return ::sc_gem5::kernel->startOfSimulationComplete();
690}
691
692bool
693sc_end_of_simulation_invoked()
694{
695 return ::sc_gem5::kernel->endOfSimulationComplete();
696}
697
698sc_module *
699sc_module_sc_new(sc_module *mod)
700{
701 static std::vector<std::unique_ptr<sc_module> > modules;
702 modules.emplace_back(mod);
703 return mod;
704}
705
706} // namespace sc_core