source/src/vm/fm7/fm7.cpp

   1 /*
   2  * FM7 -> VM
   3  * (C) 2015 K.Ohta <whatisthis.sowhat _at_ gmail.com>
   4  * History:
   5  *   Feb 27, 2015 : Initial
   6  */
   7
   8 #include "fm7.h"
   9 #include "../../emu.h"
  10 #include "../../config.h"
  11 #include "../device.h"
  12 #include "../event.h"
  13 #include "../memory.h"
  14 #include "../prnfile.h"
  15
  16 #ifdef USE_DEBUGGER
  17 #include "../debugger.h"
  18 #endif
  19
  20 #include "../datarec.h"
  21 #include "../disk.h"
  22
  23 #include "../mc6809.h"
  24 #include "../z80.h"
  25 #include "../mb8877.h"
  26 #include "../noise.h"
  27
  28 #include "../pcm1bit.h"
  29 #include "../ym2203.h"
  30 #include "../ay_3_891x.h"
  31 #include "../and.h"
  32 #include "../or.h"
  33 #include "../i8251.h"
  34
  35 #if defined(_FM77AV_VARIANTS)
  36 #include "mb61vh010.h"
  37 #include "../beep.h"
  38 #endif
  39 #if defined(HAS_DMA)
  40 #include "hd6844.h"
  41 #endif
  42 #if defined(_FM8)
  43 #include "./bubblecasette.h"
  44 #endif
  45 #if defined(_FM8)
  46 #include "./fm8_mainio.h"
  47 #else
  48 #include "./fm7_mainio.h"
  49 #endif
  50 #include "./fm7_mainmem.h"
  51 #include "./fm7_display.h"
  52 #include "./fm7_keyboard.h"
  53 #include "./joystick.h"
  54
  55 #include "./kanjirom.h"
  56 #if defined(CAPABLE_JCOMMCARD)
  57 #include "./jcommcard.h"
  58 #endif
  59
  60 VM::VM(EMU* parent_emu): emu(parent_emu)
  61 {
  62
  63         first_device = last_device = NULL;
  64 #if defined(_FM8)
  65         psg = NULL;
  66 #else
  67 # if defined(_FM77AV_VARIANTS)
  68         opn[0] = opn[1] = opn[2] = NULL;
  69 # else
  70         opn[0] = opn[1] = opn[2] = NULL;
  71         psg = NULL;
  72 # endif
  73 #endif
  74         for(int i = 0; i < 3; i++) uart[i] = NULL;
  75
  76         dummy = new DEVICE(this, emu);  // must be 1st device
  77         event = new EVENT(this, emu);   // must be 2nd device
  78
  79         //dummycpu = new DEVICE(this, emu);
  80         maincpu = new MC6809(this, emu);
  81         subcpu = new MC6809(this, emu);
  82         g_substat_display = new AND(this, emu);
  83         g_substat_mainhalt = new AND(this, emu);
  84
  85
  86 #ifdef WITH_Z80
  87         if((config.dipswitch & FM7_DIPSW_Z80CARD_ON) != 0) {
  88                 z80cpu = new Z80(this, emu);
  89                 g_mainstat = new AND(this, emu);
  90                 g_intr = new OR(this, emu);
  91
  92                 g_intr_irq = new AND(this, emu);
  93                 g_intr_firq = new AND(this, emu);
  94                 g_nmi = new AND(this, emu);
  95         } else {
  96                 z80cpu = NULL;
  97                 g_mainstat = NULL;
  98                 g_intr = NULL;
  99
 100                 g_intr_irq = NULL;
 101                 g_intr_firq = NULL;
 102                 g_nmi = NULL;
 103         }
 104 #endif
 105 #if defined(CAPABLE_JCOMMCARD)
 106         if((config.dipswitch & FM7_DIPSW_JSUBCARD_ON) != 0) {
 107                 jsubcpu = new MC6809(this, emu);
 108                 jcommcard = new FM7_JCOMMCARD(this, emu);
 109                 g_jsubhalt = new AND(this, emu);
 110         } else {
 111                 jsubcpu = NULL;
 112                 jcommcard = NULL;
 113                 g_jsubhalt = NULL;
 114         }
 115 #endif
 116 # if defined(_FM77AV40) || defined(_FM77AV40SX) || defined(_FM77AV40EX) || defined(_FM77AV20) \
 117         || defined(_FM77AV20EX) || defined(_FM8)
 118         uart[0] = new I8251(this, emu);
 119 # else
 120 #  if defined(CAPABLE_JCOMMCARD)
 121         if((config.dipswitch & FM7_DIPSW_JSUBCARD_ON) != 0) uart[0] = new I8251(this, emu);
 122 #  endif
 123         if(((config.dipswitch & FM7_DIPSW_RS232C_ON) != 0) && (uart[0] == NULL)) uart[0] = new I8251(this, emu);
 124 # endif
 125         if((config.dipswitch & FM7_DIPSW_MODEM_ON) != 0) uart[1] = new I8251(this, emu);
 126         if((config.dipswitch & FM7_DIPSW_MIDI_ON) != 0) uart[2] = new I8251(this, emu);
 127
 128
 129         // basic devices
 130         // I/Os
 131 #if defined(HAS_DMA)
 132         dmac = new HD6844(this, emu);
 133 #endif
 134 #if defined(_FM8)
 135 #  if defined(USE_AY_3_8910_AS_PSG)
 136         psg = new AY_3_891X(this, emu);
 137 #  else
 138         psg = new YM2203(this, emu);
 139 #  endif
 140 #else
 141         opn[0] = new YM2203(this, emu); // OPN
 142         opn[1] = new YM2203(this, emu); // WHG
 143         opn[2] = new YM2203(this, emu); // THG
 144 # if !defined(_FM77AV_VARIANTS)
 145 #  if defined(USE_AY_3_8910_AS_PSG)
 146         psg = new AY_3_891X(this, emu);
 147 #  else
 148         psg = new YM2203(this, emu);
 149 #  endif
 150 # endif
 151 #endif
 152 #if defined(_FM8)
 153         for(int i = 0; i < 2; i++) bubble_casette[i] = new BUBBLECASETTE(this, emu);
 154 #endif
 155         drec = NULL;
 156         drec = new DATAREC(this, emu);
 157         drec->set_context_noise_play(new NOISE(this, emu));
 158         drec->set_context_noise_stop(new NOISE(this, emu));
 159         drec->set_context_noise_fast(new NOISE(this, emu));
 160         pcm1bit = new PCM1BIT(this, emu);
 161
 162         connect_320kfdc = connect_1Mfdc = false;
 163         fdc = NULL;
 164 #if defined(HAS_2HD)
 165         fdc_2HD = NULL;
 166 #endif
 167
 168 #if defined(_FM8) || defined(_FM7) || defined(_FMNEW7)
 169         if((config.dipswitch & FM7_DIPSW_CONNECT_320KFDC) != 0) {
 170                 fdc = new MB8877(this, emu);
 171                 fdc->set_context_noise_seek(new NOISE(this, emu));
 172                 fdc->set_context_noise_head_down(new NOISE(this, emu));
 173                 fdc->set_context_noise_head_up(new NOISE(this, emu));
 174                 connect_320kfdc = true;
 175         }
 176 #else
 177         {
 178                 fdc = new MB8877(this, emu);
 179                 fdc->set_context_noise_seek(new NOISE(this, emu));
 180                 fdc->set_context_noise_head_down(new NOISE(this, emu));
 181                 fdc->set_context_noise_head_up(new NOISE(this, emu));
 182                 connect_320kfdc = true;
 183         }
 184 #endif
 185 #if defined(HAS_2HD)
 186         if((config.dipswitch & FM7_DIPSW_CONNECT_1MFDC) != 0) {
 187                 fdc_2HD = new MB8877(this, emu);
 188                 fdc_2HD->set_context_noise_seek(new NOISE(this, emu));
 189                 fdc_2HD->set_context_noise_head_down(new NOISE(this, emu));
 190                 fdc_2HD->set_context_noise_head_up(new NOISE(this, emu));
 191                 connect_1Mfdc = true;
 192         }
 193 #endif
 194
 195         joystick  = new JOYSTICK(this, emu);
 196         printer = new PRNFILE(this, emu);
 197 #if defined(_FM77AV_VARIANTS)
 198         alu = new MB61VH010(this, emu);
 199         keyboard_beep = new BEEP(this, emu);
 200 #endif
 201         keyboard = new KEYBOARD(this, emu);
 202         display = new DISPLAY(this, emu);
 203 #if defined(_FM8)
 204         mainio  = new FM8_MAINIO(this, emu);
 205 #else
 206         mainio  = new FM7_MAINIO(this, emu);
 207 #endif
 208         mainmem = new FM7_MAINMEM(this, emu);
 209
 210 #if defined(_FM8) || defined(_FM7) || defined(_FMNEW7)
 211         if((config.dipswitch & FM7_DIPSW_CONNECT_KANJIROM) != 0) {
 212                 kanjiclass1 = new KANJIROM(this, emu, false);
 213         } else {
 214                 kanjiclass1 = NULL;
 215         }
 216 #else
 217         kanjiclass1 = new KANJIROM(this, emu, false);
 218 #endif
 219 #ifdef CAPABLE_KANJI_CLASS2
 220         kanjiclass2 = new KANJIROM(this, emu, true);
 221 #endif
 222
 223 # if defined(_FM77AV20) || defined(_FM77AV40) || defined(_FM77AV20EX) || defined(_FM77AV40EX) || defined(_FM77AV40SX)
 224         g_rs232c_dtr = new AND(this, emu);
 225         g_rs232c_dtr->set_mask(SIG_AND_BIT_0);
 226         g_rs232c_dtr->set_mask(SIG_AND_BIT_1);
 227
 228         // DCD
 229 #endif
 230 #ifdef WITH_Z80
 231         if(g_mainstat != NULL) {
 232                 g_mainstat->set_mask(SIG_AND_BIT_0);
 233                 g_mainstat->set_mask(SIG_AND_BIT_1);
 234                 maincpu->set_context_bus_ba(g_mainstat, SIG_AND_BIT_0, 0xffffffff);
 235                 maincpu->set_context_bus_bs(g_mainstat, SIG_AND_BIT_1, 0xffffffff);
 236                 g_mainstat->set_context_out(mainio, FM7_MAINIO_RUN_Z80, 0xffffffff);
 237         }
 238         if(z80cpu != NULL) {
 239                 z80cpu->set_context_busack(mainio, FM7_MAINIO_RUN_6809, 0xffffffff);
 240                 mainio->set_context_z80cpu(z80cpu);
 241         }
 242 #endif
 243 #if defined(_USE_QT)
 244         event->set_device_name(_T("EVENT"));
 245         dummy->set_device_name(_T("1st Dummy"));
 246
 247         maincpu->set_device_name(_T("MAINCPU(MC6809B)"));
 248         subcpu->set_device_name(_T("SUBCPU(MC6809B)"));
 249 #if defined(CAPABLE_JCOMMCARD)
 250         if(jsubcpu != NULL) {
 251                 jsubcpu->set_device_name(_T("J.COMM BOARD CPU(MC6809)"));
 252         }
 253         if(jcommcard != NULL) {
 254                 jcommcard->set_device_name(_T("Japanese COMM BOARD"));
 255         }
 256         if(g_jsubhalt != NULL) {
 257                 g_jsubhalt->set_device_name(_T("J.COMM BOARD HALT(MC6809)"));
 258         }
 259 # endif
 260 # ifdef WITH_Z80
 261         if(z80cpu != NULL) z80cpu->set_device_name(_T("Z80 CPU BOARD"));
 262 # endif
 263         if(fdc != NULL) fdc->set_device_name(_T("MB8877 FDC(320KB)"));
 264 #if defined(HAS_2HD)
 265         if(fdc_2HD != NULL) fdc_2HD->set_device_name(_T("MB8877 FDC(1MB/2HD)"));
 266 #endif
 267         if(uart[0] != NULL) {
 268                 uart[0]->set_device_name(_T("RS-232C BOARD(I8251 SIO)"));
 269         }
 270 # if defined(CAPABLE_JCOMMCARD)
 271         if((config.dipswitch & FM7_DIPSW_JSUBCARD_ON) != 0) {
 272                 if(uart[0] != NULL) uart[0]->set_device_name(_T("J.COMM BOARD RS-232C(I8251 SIO)"));
 273         }
 274 # elif defined(_FM77AV20) || defined(_FM77AV40) || defined(_FM77AV20EX) || \
 275         defined(_FM77AV40EX) || defined(_FM77AV40SX) || defined(_FM8)
 276         if(uart[0] != NULL) uart[0]->set_device_name(_T("RS-232C(I8251 SIO)"));
 277 # endif
 278
 279         if(uart[1] != NULL) {
 280                 uart[1]->set_device_name(_T("MODEM BOARD(I8251 SIO)"));
 281         }
 282         if(uart[2] != NULL) {
 283                 uart[2]->set_device_name(_T("MIDI BOARD(I8251 SIO)"));
 284         }
 285
 286         // basic devices
 287         // I/Os
 288 # if defined(_FM8)
 289         psg->set_device_name(_T("AY-3-8910 PSG"));
 290 # else
 291         opn[0]->set_device_name(_T("YM2203 OPN"));
 292         opn[1]->set_device_name(_T("YM2203 WHG"));
 293         opn[2]->set_device_name(_T("YM2203 THG"));
 294 #  if !defined(_FM77AV_VARIANTS)
 295         psg->set_device_name(_T("AY-3-8910 PSG"));
 296 #  endif
 297         pcm1bit->set_device_name(_T("BEEP"));
 298         printer->set_device_name(_T("PRINTER I/F"));
 299 # if defined(_FM77AV_VARIANTS)
 300         keyboard_beep->set_device_name(_T("BEEP(KEYBOARD)"));
 301 # endif
 302         if(kanjiclass1 != NULL) kanjiclass1->set_device_name(_T("KANJI ROM CLASS1"));
 303 # ifdef CAPABLE_KANJI_CLASS2
 304         if(kanjiclass2 != NULL) kanjiclass2->set_device_name(_T("KANJI ROM CLASS2"));
 305 # endif
 306 # if defined(_FM8)
 307         bubble_casette[0]->set_device_name(_T("BUBBLE CASETTE #0"));
 308         bubble_casette[1]->set_device_name(_T("BUBBLE CASETTE #1"));
 309 # endif
 310 #endif
 311 # if defined(_FM77AV20) || defined(_FM77AV40) || defined(_FM77AV20EX) || defined(_FM77AV40EX) || defined(_FM77AV40SX)
 312         g_rs232c_dtr->set_device_name(_T("RS232C DTR(AND)"));
 313 #endif
 314 #ifdef WITH_Z80
 315         if(g_intr != NULL) g_intr->set_device_name(_T("Z80 INTR(OR)"));
 316         if(g_mainstat != NULL) g_mainstat->set_device_name(_T("Z80 HALT/RUN(AND)"));
 317         if(g_intr_irq != NULL) g_intr_irq->set_device_name(_T("Z80 IRQ(AND)"));
 318         if(g_intr_firq != NULL) g_intr_firq->set_device_name(_T("Z80 FIRQ(AND)"));
 319         if(g_nmi != NULL) g_nmi->set_device_name(_T("Z80 NMI(AND)"));
 320 #endif
 321         g_substat_display->set_device_name(_T("DISPLAY STATUS(AND)"));
 322         g_substat_mainhalt->set_device_name(_T("SUBSYSTEM HALT STATUS(AND)"));
 323 #endif
 324         this->connect_bus();
 325
 326 }
 327
 328 VM::~VM()
 329 {
 330         // delete all devices
 331         for(DEVICE* device = first_device; device;) {
 332                 DEVICE *next_device = device->next_device;
 333                 device->release();
 334                 delete device;
 335                 device = next_device;
 336         }
 337 }
 338
 339 DEVICE* VM::get_device(int id)
 340 {
 341         for(DEVICE* device = first_device; device; device = device->next_device) {
 342                 if(device->this_device_id == id) {
 343                         return device;
 344                 }
 345         }
 346         return NULL;
 347 }
 348
 349 void VM::connect_bus(void)
 350 {
 351         uint32_t mainclock;
 352         uint32_t subclock;
 353
 354         /*
 355          * CLASS CONSTRUCTION
 356          *
 357          * VM
 358          *  |-> MAINCPU -> MAINMEM -> MAINIO -> MAIN DEVICES
 359          *  |             |        |
 360          *  | -> SUBCPU  -> SUBMEM  -> SUBIO -> SUB DEVICES
 361          *  | -> DISPLAY
 362          *  | -> KEYBOARD
 363          *
 364          *  MAINMEM can access SUBMEM/IO, when SUBCPU is halted.
 365          *  MAINMEM and SUBMEM can access DISPLAY and KEYBOARD with exclusive.
 366          *  MAINCPU can access MAINMEM.
 367          *  SUBCPU  can access SUBMEM.
 368          *  DISPLAY : R/W from MAINCPU and SUBCPU.
 369          *  KEYBOARD : R/W
 370          *
 371          */
 372         event->set_frames_per_sec(FRAMES_PER_SEC);
 373         event->set_lines_per_frame(LINES_PER_FRAME);
 374         mainclock = CPU_CLOCKS; // Hack
 375         subclock = SUBCLOCK_NORMAL;
 376
 377         event->set_context_cpu(maincpu, mainclock);
 378         event->set_context_cpu(subcpu,  subclock);
 379
 380 #ifdef WITH_Z80
 381         if(z80cpu != NULL) {
 382                 event->set_context_cpu(z80cpu,  4000000);
 383                 z80cpu->write_signal(SIG_CPU_BUSREQ, 1, 1);
 384
 385                 g_intr_irq->set_mask(SIG_AND_BIT_0);
 386                 g_intr_irq->set_mask(SIG_AND_BIT_1);
 387
 388                 g_intr_firq->set_mask(SIG_AND_BIT_0);
 389                 g_intr_firq->set_mask(SIG_AND_BIT_1);
 390
 391                 g_nmi->set_mask(SIG_AND_BIT_0);
 392                 g_nmi->set_mask(SIG_AND_BIT_1);
 393
 394                 mainio->set_context_irq(g_intr_irq, SIG_AND_BIT_1, 0xffffffff);
 395                 g_intr_irq->set_context_out(g_intr, SIG_OR_BIT_0, 0xffffffff);
 396
 397                 mainio->set_context_firq(g_intr_firq, SIG_AND_BIT_1, 0xffffffff);
 398                 g_intr_firq->set_context_out(g_intr, SIG_OR_BIT_0, 0xffffffff);
 399
 400                 g_intr->set_context_out(z80cpu, SIG_CPU_IRQ, 0xffffffff);
 401
 402                 mainio->set_context_nmi(g_nmi, SIG_AND_BIT_1, 0xffffffff);
 403                 g_nmi->set_context_out(z80cpu, SIG_CPU_NMI, 0xffffffff);
 404         }
 405         maincpu->write_signal(SIG_CPU_HALTREQ, 0, 1);
 406 #endif
 407 #if defined(CAPABLE_JCOMMCARD)
 408         if((jsubcpu != NULL) && (jcommcard != NULL)) {
 409                 event->set_context_cpu(jsubcpu,  JCOMMCARD_CLOCK);
 410                 jcommcard->set_context_cpu(jsubcpu);
 411                 if(g_jsubhalt != NULL) {
 412                         g_jsubhalt->set_mask(SIG_AND_BIT_0);
 413                         g_jsubhalt->set_mask(SIG_AND_BIT_1);
 414
 415                         jsubcpu->set_context_bus_ba(g_jsubhalt, SIG_AND_BIT_0, 0xffffffff);
 416                         jsubcpu->set_context_bus_bs(g_jsubhalt, SIG_AND_BIT_1, 0xffffffff);
 417                         g_jsubhalt->set_context_out(jcommcard, FM7_JCOMMCARD_BUS_HALT, 0xffffffff);
 418                         mainio->set_context_jcommcard(jcommcard);
 419                 }
 420         }
 421 #endif
 422         event->set_context_sound(pcm1bit);
 423 #if defined(_FM8)
 424         event->set_context_sound(psg);
 425         if(drec != NULL) event->set_context_sound(drec);
 426 #else
 427         event->set_context_sound(opn[0]);
 428         event->set_context_sound(opn[1]);
 429         event->set_context_sound(opn[2]);
 430 # if !defined(_FM77AV_VARIANTS)
 431         event->set_context_sound(psg);
 432 # endif
 433         event->set_context_sound(drec);
 434         if(fdc != NULL) {
 435                 event->set_context_sound(fdc->get_context_noise_seek());
 436                 event->set_context_sound(fdc->get_context_noise_head_down());
 437                 event->set_context_sound(fdc->get_context_noise_head_up());
 438         }
 439 #if defined(HAS_2HD)
 440         if(fdc_2HD != NULL) {
 441                 event->set_context_sound(fdc_2HD->get_context_noise_seek());
 442                 event->set_context_sound(fdc_2HD->get_context_noise_head_down());
 443                 event->set_context_sound(fdc_2HD->get_context_noise_head_up());
 444         }
 445 #endif
 446         if(drec != NULL) {
 447                 event->set_context_sound(drec->get_context_noise_play());
 448                 event->set_context_sound(drec->get_context_noise_stop());
 449                 event->set_context_sound(drec->get_context_noise_fast());
 450         }
 451 # if defined(_FM77AV_VARIANTS)
 452         event->set_context_sound(keyboard_beep);
 453 # endif
 454 #endif
 455 #if !defined(_FM77AV_VARIANTS) && !defined(_FM77L4)
 456         //event->register_vline_event(display);
 457         //event->register_frame_event(display);
 458 #endif
 459         mainio->set_context_maincpu(maincpu);
 460         mainio->set_context_subcpu(subcpu);
 461
 462         mainio->set_context_display(display);
 463         mainio->set_context_irq(maincpu, SIG_CPU_IRQ, 0xffffffff);
 464         mainio->set_context_firq(maincpu, SIG_CPU_FIRQ, 0xffffffff);
 465         mainio->set_context_nmi(maincpu, SIG_CPU_NMI, 0xffffffff);
 466 #if defined(_FM77AV) || defined(_FM7) || defined(_FMNEW7) || defined(_FM77_VARIANTS)
 467         if((config.dipswitch & FM7_DIPSW_RS232C_ON) != 0)       mainio->set_context_uart(0, uart[0]); /* $FD06- : RS232C */
 468 #else
 469         mainio->set_context_uart(0, uart[0]);
 470 #endif
 471         mainio->set_context_uart(1, uart[1]); /* $FD40- : MODEM */
 472         mainio->set_context_uart(2, uart[2]); /* $FDEA- : MIDI */
 473
 474 #if defined(_FM77AV20) || defined(_FM77AV40) || defined(_FM77AV20EX) || defined(_FM77AV40EX) || defined(_FM77AV40SX)
 475         mainio->set_context_rs232c_dtr(g_rs232c_dtr);
 476         if(uart[0] != NULL) uart[0]->set_context_dtr(g_rs232c_dtr, SIG_AND_BIT_1, 0xffffffff);
 477 #endif
 478         if(uart[0] != NULL) {
 479                 uart[0]->set_context_rxrdy(mainio, FM7_MAINIO_UART0_RXRDY, 0xffffffff);
 480                 uart[0]->set_context_txrdy(mainio, FM7_MAINIO_UART0_TXRDY, 0xffffffff);
 481                 uart[0]->set_context_syndet(mainio, FM7_MAINIO_UART0_SYNDET, 0xffffffff);
 482         }
 483         if(uart[1] != NULL) {
 484                 uart[1]->set_context_rxrdy(mainio, FM7_MAINIO_MODEM_RXRDY, 0xffffffff);
 485                 uart[1]->set_context_txrdy(mainio, FM7_MAINIO_MODEM_TXRDY, 0xffffffff);
 486                 uart[1]->set_context_syndet(mainio, FM7_MAINIO_MODEM_SYNDET, 0xffffffff);
 487         }
 488         if(uart[2] != NULL) {
 489                 uart[2]->set_context_rxrdy(mainio, FM7_MAINIO_MIDI_RXRDY, 0xffffffff);
 490                 uart[2]->set_context_txrdy(mainio, FM7_MAINIO_MIDI_TXRDY, 0xffffffff);
 491                 uart[2]->set_context_syndet(mainio, FM7_MAINIO_MIDI_SYNDET, 0xffffffff);
 492         }
 493
 494 #if defined(_FM8) || defined(_FM7) || defined(_FMNEW7)
 495         if((config.dipswitch & FM7_DIPSW_CONNECT_KANJIROM) != 0) {
 496                 mainio->set_context_kanjirom_class1(kanjiclass1);
 497         }
 498 #else
 499         mainio->set_context_kanjirom_class1(kanjiclass1);
 500 #endif
 501         mainio->set_context_mainmem(mainmem);
 502         mainio->set_context_keyboard(keyboard);
 503         mainio->set_context_printer(printer);
 504         mainio->set_context_printer_reset(printer, SIG_PRINTER_RESET, 0xffffffff);
 505         mainio->set_context_printer_strobe(printer, SIG_PRINTER_STROBE, 0xffffffff);
 506         mainio->set_context_printer_select(printer, SIG_PRINTER_SELECT, 0xffffffff);
 507 #if defined(CAPABLE_KANJI_CLASS2)
 508         mainio->set_context_kanjirom_class2(kanjiclass2);
 509 #endif
 510 #if defined(_FM8)
 511         for(int i = 0; i < 2; i++) mainio->set_context_bubble(bubble_casette[i], i);
 512 #endif
 513         keyboard->set_context_break_line(mainio, FM7_MAINIO_PUSH_BREAK, 0xffffffff);
 514         keyboard->set_context_int_line(mainio, FM7_MAINIO_KEYBOARDIRQ, 0xffffffff);
 515         keyboard->set_context_int_line(display, SIG_FM7_SUB_KEY_FIRQ, 0xffffffff);
 516 #if defined(_FM77AV_VARIANTS)
 517         keyboard->set_context_beep(keyboard_beep);
 518 #endif
 519         keyboard->set_context_rxrdy(display, SIG_FM7KEY_RXRDY, 0x01);
 520         keyboard->set_context_key_ack(display, SIG_FM7KEY_ACK, 0x01);
 521
 522         if(drec != NULL) {
 523                 drec->set_context_ear(mainio, FM7_MAINIO_CMT_RECV, 0xffffffff);
 524                 //drec->set_context_remote(mainio, FM7_MAINIO_CMT_REMOTE, 0xffffffff);
 525                 mainio->set_context_datarec(drec);
 526         }
 527         mainmem->set_context_mainio(mainio);
 528         mainmem->set_context_display(display);
 529         mainmem->set_context_maincpu(maincpu);
 530 #if defined(CAPABLE_DICTROM)
 531         mainmem->set_context_kanjirom_class1(kanjiclass1);
 532 #endif
 533         display->set_context_mainio(mainio);
 534         display->set_context_subcpu(subcpu);
 535         display->set_context_keyboard(keyboard);
 536
 537         mainio->set_context_clock_status(mainmem, FM7_MAINIO_CLOCKMODE, 0xffffffff);
 538         mainio->set_context_clock_status(display, SIG_DISPLAY_CLOCK, 0xffffffff);
 539
 540         g_substat_display->set_mask(SIG_AND_BIT_0);
 541         g_substat_display->set_mask(SIG_AND_BIT_1);
 542         subcpu->set_context_bus_ba(g_substat_display, SIG_AND_BIT_0, 0xffffffff);
 543         subcpu->set_context_bus_bs(g_substat_display, SIG_AND_BIT_1, 0xffffffff);
 544         g_substat_display->set_context_out(display, SIG_FM7_SUB_HALT, 0xffffffff);
 545
 546         g_substat_mainhalt->set_mask(SIG_AND_BIT_0);
 547         g_substat_mainhalt->set_mask(SIG_AND_BIT_1);
 548         subcpu->set_context_bus_ba(g_substat_mainhalt, SIG_AND_BIT_0, 0xffffffff);
 549         subcpu->set_context_bus_bs(g_substat_mainhalt, SIG_AND_BIT_1, 0xffffffff);
 550         g_substat_mainhalt->set_context_out(mainmem, SIG_FM7_SUB_HALT, 0xffffffff);
 551
 552 #if defined(_FM77_VARIANTS) || defined(_FM77AV_VARIANTS)
 553         display->set_context_kanjiclass1(kanjiclass1);
 554 #endif
 555 #if defined(CAPABLE_KANJI_CLASS2)
 556         display->set_context_kanjiclass2(kanjiclass2);
 557 #endif
 558 #if defined(_FM77AV_VARIANTS)
 559         display->set_context_alu(alu);
 560         alu->set_context_memory(display);
 561         alu->set_direct_access_offset(DISPLAY_VRAM_DIRECT_ACCESS);
 562 #endif
 563         // Palette, VSYNC, HSYNC, Multi-page, display mode.
 564         mainio->set_context_display(display);
 565
 566 #if defined(_FM8) || (_FM7) || (_FMNEW7)
 567         if(connect_320kfdc) {
 568 #endif
 569                 if(fdc != NULL) {
 570                         //FDC
 571                         fdc->set_context_irq(mainio, FM7_MAINIO_FDC_IRQ, 0x1);
 572                         fdc->set_context_drq(mainio, FM7_MAINIO_FDC_DRQ, 0x1);
 573                         mainio->set_context_fdc(fdc);
 574                 }
 575 #if defined(_FM8) || (_FM7) || (_FMNEW7)
 576         }
 577 #endif
 578 #if defined(HAS_2HD)
 579         if(connect_1Mfdc && (fdc_2HD != NULL)) {
 580                 //FDC
 581                 fdc_2HD->set_context_irq(mainio, FM7_MAINIO_FDC_IRQ_2HD, 0x1);
 582                 fdc_2HD->set_context_drq(mainio, FM7_MAINIO_FDC_DRQ_2HD, 0x1);
 583                 mainio->set_context_fdc_2HD(fdc_2HD);
 584         }
 585 #endif
 586         // SOUND
 587         mainio->set_context_beep(pcm1bit);
 588 #if defined(_FM8)
 589         mainio->set_context_psg(psg);
 590 #else
 591 # if !defined(_FM77AV_VARIANTS)
 592         mainio->set_context_psg(psg);
 593 # endif
 594         opn[0]->set_context_irq(mainio, FM7_MAINIO_OPN_IRQ, 0xffffffff);
 595         mainio->set_context_opn(opn[0], 0);
 596         joystick->set_context_opn(opn[0]);
 597         mainio->set_context_joystick(joystick);
 598         opn[0]->set_context_port_b(joystick, FM7_JOYSTICK_MOUSE_STROBE, 0xff, 0);
 599
 600         opn[1]->set_context_irq(mainio, FM7_MAINIO_WHG_IRQ, 0xffffffff);
 601         mainio->set_context_opn(opn[1], 1);
 602         opn[2]->set_context_irq(mainio, FM7_MAINIO_THG_IRQ, 0xffffffff);
 603         mainio->set_context_opn(opn[2], 2);
 604 #endif
 605         subcpu->set_context_bus_clr(display, SIG_FM7_SUB_USE_CLR, 0x0000000f);
 606
 607         event->register_frame_event(joystick);
 608 #if defined(HAS_DMA)
 609         dmac->set_context_src(fdc, 0);
 610         dmac->set_context_dst(mainmem, 0);
 611         dmac->set_context_int_line(mainio, FM7_MAINIO_DMA_INT, 0xffffffff);
 612         dmac->set_context_busreq_line(maincpu, 1, SIG_CPU_BUSREQ, 0xffffffff);
 613         mainio->set_context_dmac(dmac);
 614 #endif
 615
 616         // MEMORIES must set before initialize().
 617         //dummycpu->set_context_mem(dummy);
 618         maincpu->set_context_mem(mainmem);
 619         subcpu->set_context_mem(display);
 620         //dummycpu->write_signal(SIG_CPU_BUSREQ, 1, 1);
 621 #ifdef WITH_Z80
 622         if(z80cpu != NULL) z80cpu->set_context_mem(mainmem);
 623 #endif
 624 #if defined(CAPABLE_JCOMMCARD)
 625         if((jsubcpu != NULL) && (jcommcard != NULL)) {
 626                 jsubcpu->set_context_mem(jcommcard);
 627         }
 628 #endif
 629 #ifdef USE_DEBUGGER
 630         maincpu->set_context_debugger(new DEBUGGER(this, emu));
 631         subcpu->set_context_debugger(new DEBUGGER(this, emu));
 632 # ifdef WITH_Z80
 633         if(z80cpu != NULL) z80cpu->set_context_debugger(new DEBUGGER(this, emu));
 634 # endif
 635 # if defined(CAPABLE_JCOMMCARD)
 636         if(jsubcpu != NULL) {
 637                 jsubcpu->set_context_debugger(new DEBUGGER(this, emu));
 638         }
 639 # endif
 640 #endif
 641         for(DEVICE* device = first_device; device; device = device->next_device) {
 642                 device->initialize();
 643         }
 644
 645 #if defined(WITH_Z80)
 646         if(g_intr_irq != NULL) g_intr_irq->write_signal(SIG_AND_BIT_0, ((config.dipswitch & FM7_DIPSW_Z80_IRQ_ON) != 0) ? 1 : 0, 1);
 647         if(g_intr_firq != NULL) g_intr_firq->write_signal(SIG_AND_BIT_0, ((config.dipswitch & FM7_DIPSW_Z80_FIRQ_ON) != 0) ? 1 : 0, 1);
 648         if(g_nmi != NULL) g_nmi->write_signal(SIG_AND_BIT_0, ((config.dipswitch & FM7_DIPSW_Z80_NMI_ON) != 0) ? 1 : 0, 1);
 649 #endif
 650         // Disks
 651 #if defined(_FM8) || (_FM7) || (_FMNEW7)
 652         if(connect_320kfdc) {
 653 #endif
 654                 if(fdc != NULL) {
 655                         for(int i = 0; i < 4; i++) {
 656 #if defined(_FM77AV20) || defined(_FM77AV20EX) || \
 657         defined(_FM77AV40SX) || defined(_FM77AV40EX) || defined(_FM77AV40SX)
 658                                 fdc->set_drive_type(i, DRIVE_TYPE_2DD);
 659 #else
 660                                 fdc->set_drive_type(i, DRIVE_TYPE_2D);
 661 #endif
 662                                 fdc->set_drive_mfm(i, true);
 663                                 fdc->set_drive_rpm(i, 300);
 664                         }
 665                 }
 666 #if defined(_FM8) || (_FM7) || (_FMNEW7)
 667         }
 668 #endif
 669
 670 #if defined(HAS_2HD)
 671         if(connect_1Mfdc && (fdc_2HD != NULL)) {
 672 // ToDo: Implement another FDC for 1MB (2HD or 8''), this is used by FM-8 to FM-77? Not FM77AV or later? I still know this.
 673                 for(int i = 0; i < 2; i++) {
 674                         fdc_2HD->set_drive_type(i, DRIVE_TYPE_2HD);
 675                         fdc_2HD->set_drive_mfm(i, true);
 676                         fdc_2HD->set_drive_rpm(i, 300);
 677                 }
 678         }
 679 #endif
 680 }
 681
 682 void VM::update_config()
 683 {
 684         for(DEVICE* device = first_device; device; device = device->next_device) {
 685                 device->update_config();
 686         }
 687         update_dipswitch();
 688 }
 689
 690 void VM::reset()
 691 {
 692         // reset all devices
 693         for(DEVICE* device = first_device; device; device = device->next_device) {
 694                 device->reset();
 695         }
 696 #if !defined(_FM77AV_VARIANTS) || defined(_FM8)
 697 # if defined(USE_AY_3_8910_AS_PSG)
 698         psg->set_reg(0x2e, 0);  // set prescaler
 699         psg->write_signal(SIG_AY_3_891X_MUTE, 0x00, 0x01); // Okay?
 700 # else
 701         psg->set_reg(0x27, 0); // stop timer
 702         psg->set_reg(0x2e, 0);  // set prescaler
 703         psg->write_signal(SIG_YM2203_MUTE, 0x00, 0x01); // Okay?
 704 #endif
 705 #endif
 706 #if !defined(_FM8)
 707         for(int i = 0; i < 3; i++) {
 708                 opn[i]->set_reg(0x27, 0); // stop timer
 709                 opn[i]->set_reg(0x2e, 0);       // set prescaler
 710                 opn[i]->write_signal(SIG_YM2203_MUTE, 0x00, 0x01); // Okay?
 711         }
 712 #endif
 713 }
 714
 715 void VM::special_reset()
 716 {
 717         // BREAK + RESET
 718         mainio->reset();
 719         mainmem->reset();
 720         //mainio->write_signal(FM7_MAINIO_PUSH_BREAK, 1, 1);
 721         //keyboard->write_signal(SIG_FM7KEY_OVERRIDE_PRESS_BREAK, 0xffffffff, 0xffffffff);
 722
 723 #if defined(FM77AV_VARIANTS)
 724         mainio->write_signal(FM7_MAINIO_HOT_RESET, 1, 1);
 725 #endif
 726         display->reset();
 727         subcpu->reset();
 728         maincpu->reset();
 729         mainio->write_signal(FM7_MAINIO_PUSH_BREAK, 1, 1);
 730         keyboard->write_signal(SIG_FM7KEY_OVERRIDE_PRESS_BREAK, 0xffffffff, 0xffffffff);
 731         event->register_event(mainio, EVENT_UP_BREAK, 1000.0 * 1000.0, false, NULL);
 732 }
 733
 734 void VM::run()
 735 {
 736         event->drive();
 737 }
 738
 739 double VM::get_frame_rate()
 740 {
 741         return event->get_frame_rate();
 742 }
 743
 744
 745
 746 // ----------------------------------------------------------------------------
 747 // debugger
 748 // ----------------------------------------------------------------------------
 749
 750 #ifdef USE_DEBUGGER
 751 DEVICE *VM::get_cpu(int index)
 752 {
 753         if(index == 0) {
 754                 return maincpu;
 755         } else if(index == 1) {
 756                 return subcpu;
 757         }
 758 #if defined(WITH_Z80)
 759         else if(index == 2) {
 760 # if defined(CAPABLE_JCOMMCARD)
 761                 if(z80cpu == NULL) {
 762                         return jsubcpu;
 763                 }
 764 # endif
 765                 return z80cpu;
 766         }
 767 # if defined(CAPABLE_JCOMMCARD)
 768         else if(index == 3) {
 769                 return jsubcpu;
 770         }
 771 # endif
 772 #else
 773 # if defined(CAPABLE_JCOMMCARD)
 774         else if(index == 2) {
 775                 return jsubcpu;
 776         }
 777 # endif
 778 #endif
 779         return NULL;
 780 }
 781 #endif
 782
 783 // ----------------------------------------------------------------------------
 784 // draw screen
 785 // ----------------------------------------------------------------------------
 786
 787 void VM::draw_screen()
 788 {
 789         display->draw_screen();
 790 }
 791
 792 void VM::initialize_sound(int rate, int samples)
 793 {
 794         // init sound manager
 795         event->initialize_sound(rate, samples);
 796         // init sound gen
 797 #if defined(_FM8)
 798         psg->initialize_sound(rate, (int)(4.9152 * 1000.0 * 1000.0 / 4.0), samples, 0, 0);
 799 #else
 800         opn[0]->initialize_sound(rate, (int)(4.9152 * 1000.0 * 1000.0 / 4.0), samples, 0, 0);
 801         opn[1]->initialize_sound(rate, (int)(4.9152 * 1000.0 * 1000.0 / 4.0), samples, 0, 0);
 802         opn[2]->initialize_sound(rate, (int)(4.9152 * 1000.0 * 1000.0 / 4.0), samples, 0, 0);
 803 # if !defined(_FM77AV_VARIANTS)
 804         psg->initialize_sound(rate, (int)(4.9152 * 1000.0 * 1000.0 / 4.0), samples, 0, 0);
 805 # endif
 806 # if defined(_FM77AV_VARIANTS)
 807         keyboard_beep->initialize_sound(rate, 2400.0, 512);
 808 # endif
 809 #endif
 810         pcm1bit->initialize_sound(rate, 2000);
 811         //drec->initialize_sound(rate, 0);
 812 }
 813
 814 uint16_t* VM::create_sound(int* extra_frames)
 815 {
 816         uint16_t* p = event->create_sound(extra_frames);
 817         return p;
 818 }
 819
 820 int VM::get_sound_buffer_ptr()
 821 {
 822         int pos = event->get_sound_buffer_ptr();
 823         return pos;
 824 }
 825
 826 #ifdef USE_SOUND_VOLUME
 827 void VM::set_sound_device_volume(int ch, int decibel_l, int decibel_r)
 828 {
 829 #if !defined(_FM77AV_VARIANTS)
 830         if(ch-- == 0) {
 831                 psg->set_volume(0, decibel_l, decibel_r);
 832                 psg->set_volume(1, decibel_l, decibel_r);
 833         } else
 834 #endif
 835 #if !defined(_FM8)
 836         if(ch-- == 0) {
 837                 opn[0]->set_volume(0, decibel_l, decibel_r);
 838         } else if(ch-- == 0) {
 839                 opn[0]->set_volume(1, decibel_l, decibel_r);
 840         } else if(ch-- == 0) {
 841                 opn[1]->set_volume(0, decibel_l, decibel_r);
 842         } else if(ch-- == 0) {
 843                 opn[1]->set_volume(1, decibel_l, decibel_r);
 844         } else if(ch-- == 0) {
 845                 opn[2]->set_volume(0, decibel_l, decibel_r);
 846         } else if(ch-- == 0) {
 847                 opn[2]->set_volume(1, decibel_l, decibel_r);
 848         } else
 849 #endif
 850         if(ch-- == 0) {
 851                 pcm1bit->set_volume(0, decibel_l, decibel_r);
 852         } else if(ch-- == 0) {
 853                 if(drec != NULL) drec->set_volume(0, decibel_l, decibel_r);
 854         }
 855 #if defined(_FM77AV_VARIANTS)
 856         else if(ch-- == 0) {
 857                 keyboard_beep->set_volume(0, decibel_l, decibel_r);
 858         }
 859 #endif
 860         else if(ch-- == 0) {
 861                 if(fdc != NULL) {
 862                         fdc->get_context_noise_seek()->set_volume(0, decibel_l, decibel_r);
 863                         fdc->get_context_noise_head_down()->set_volume(0, decibel_l, decibel_r);
 864                         fdc->get_context_noise_head_up()->set_volume(0, decibel_l, decibel_r);
 865                 }
 866         }
 867 #if defined(HAS_2HD)
 868         else if(ch-- == 0) {
 869                 if(fdc_2HD != NULL) {
 870                         fdc_2HD->get_context_noise_seek()->set_volume(0, decibel_l, decibel_r);
 871                         fdc_2HD->get_context_noise_head_down()->set_volume(0, decibel_l, decibel_r);
 872                         fdc_2HD->get_context_noise_head_up()->set_volume(0, decibel_l, decibel_r);
 873                 }
 874         }
 875 #endif
 876         else if(ch-- == 0) {
 877                 if(drec != NULL) {
 878                         drec->get_context_noise_play()->set_volume(0, decibel_l, decibel_r);
 879                         drec->get_context_noise_stop()->set_volume(0, decibel_l, decibel_r);
 880                         drec->get_context_noise_fast()->set_volume(0, decibel_l, decibel_r);
 881                 }
 882         }
 883 }
 884 #endif
 885
 886 // ----------------------------------------------------------------------------
 887 // notify key
 888 // ----------------------------------------------------------------------------
 889
 890 void VM::key_down(int code, bool repeat)
 891 {
 892         if(!repeat) {
 893                 keyboard->key_down(code);
 894         }
 895 }
 896
 897 void VM::key_up(int code)
 898 {
 899         keyboard->key_up(code);
 900 }
 901
 902 bool VM::get_caps_locked()
 903 {
 904         return keyboard->get_caps_locked();
 905 }
 906
 907 bool VM::get_kana_locked()
 908 {
 909         return keyboard->get_kana_locked();
 910 }
 911
 912 // Get INS status.Important with FM-7 series (^_^;
 913 uint32_t VM::get_extra_leds()
 914 {
 915         return keyboard->read_signal(SIG_FM7KEY_LED_STATUS);
 916 }
 917
 918
 919 // ----------------------------------------------------------------------------
 920 // user interface
 921 // ----------------------------------------------------------------------------
 922
 923 void VM::open_floppy_disk(int drv, const _TCHAR* file_path, int bank)
 924 {
 925         if(drv < 0) return;
 926 #if defined(HAS_2HD)
 927         if(drv < 2) {
 928                 if(fdc != NULL) {
 929                         fdc->open_disk(drv, file_path, bank);
 930                 }
 931         } else {
 932                 if(fdc_2HD != NULL) {
 933                         fdc_2HD->open_disk(drv - 2, file_path, bank);
 934                 }
 935         }
 936 #else
 937         if(fdc != NULL) {
 938                 fdc->open_disk(drv, file_path, bank);
 939         }
 940 #endif
 941 }
 942
 943 void VM::close_floppy_disk(int drv)
 944 {
 945 #if defined(HAS_2HD)
 946         if(drv < 2) {
 947                 if(fdc != NULL) fdc->close_disk(drv);
 948         } else {
 949                 if(fdc_2HD != NULL) fdc_2HD->close_disk(drv - 2);
 950         }
 951 #else
 952         if(fdc != NULL) {
 953                 fdc->close_disk(drv);
 954         }
 955 #endif
 956 }
 957
 958 bool VM::is_floppy_disk_inserted(int drv)
 959 {
 960 #if defined(HAS_2HD)
 961         if((fdc != NULL) && (drv < 2)) {
 962                 return fdc->is_disk_inserted(drv);
 963         } else if(fdc_2HD != NULL) {
 964                 return fdc_2HD->is_disk_inserted(drv - 2);
 965         } else {
 966                 return false;
 967         }
 968 #else
 969         if(fdc != NULL) {
 970                 return fdc->is_disk_inserted(drv);
 971         } else {
 972                 return false;
 973         }
 974 #endif
 975 }
 976
 977 void VM::is_floppy_disk_protected(int drv, bool value)
 978 {
 979 #if defined(HAS_2HD)
 980         if((fdc != NULL) && (drv < 2)) {
 981                 fdc->is_disk_protected(drv, value);
 982         } else if(fdc_2HD != NULL) {
 983                 fdc_2HD->is_disk_protected(drv - 2, value);
 984         }
 985 #else
 986         if(fdc != NULL) {
 987                 fdc->is_disk_protected(drv, value);
 988         }
 989 #endif
 990 }
 991
 992 bool VM::is_floppy_disk_protected(int drv)
 993 {
 994 #if defined(HAS_2HD)
 995         if((fdc != NULL) && (drv < 2)) {
 996                 return fdc->is_disk_protected(drv);
 997         } else if(fdc_2HD != NULL) {
 998                 return fdc_2HD->is_disk_protected(drv);
 999         } else {
1000                 return false;
1001         }
1002 #else
1003         if(fdc != NULL) {
1004                 return fdc->is_disk_protected(drv);
1005         } else {
1006                 return false;
1007         }
1008 #endif
1009 }
1010
1011 uint32_t VM::is_floppy_disk_accessed()
1012 {
1013         uint32_t v = 0;
1014 #if defined(HAS_2HD)
1015         uint32_t v1, v2;
1016         v1 = v2 = 0;
1017 # if defined(_FM8) || (_FM7) || (_FMNEW7)
1018         if(connect_320kfdc) {
1019 # endif
1020                 if(fdc != NULL) v1 = fdc->read_signal(0);
1021 # if defined(_FM8) || (_FM7) || (_FMNEW7)
1022         }
1023 # endif
1024         if(connect_1Mfdc) {
1025                 if(fdc_2HD != NULL) v2 = fdc_2HD->read_signal(0);
1026         }
1027         v1 = v1 & 0x03;
1028         v2 = (v2 & 0x03) << 2;
1029         v = v1 | v2;
1030         return v;
1031 #else
1032 # if defined(_FM8) || (_FM7) || (_FMNEW7)
1033         if(connect_320kfdc) {
1034 # endif
1035                 v = fdc->read_signal(0);
1036 # if defined(_FM8) || (_FM7) || (_FMNEW7)
1037         }
1038 # endif
1039         return v;
1040 #endif
1041 }
1042
1043 void VM::play_tape(int drv, const _TCHAR* file_path)
1044 {
1045         if(drec != NULL) drec->play_tape(file_path);
1046 }
1047
1048 void VM::rec_tape(int drv, const _TCHAR* file_path)
1049 {
1050         if(drec != NULL) drec->rec_tape(file_path);
1051 }
1052
1053 void VM::close_tape(int drv)
1054 {
1055         if(drec != NULL) drec->close_tape();
1056 }
1057
1058 bool VM::is_tape_inserted(int drv)
1059 {
1060         if(drec != NULL) {
1061                 return drec->is_tape_inserted();
1062         }
1063         return false;
1064 }
1065
1066 bool VM::is_tape_playing(int drv)
1067 {
1068         if(drec != NULL) {
1069                 return drec->is_tape_playing();
1070         }
1071         return false;
1072 }
1073
1074 bool VM::is_tape_recording(int drv)
1075 {
1076         if(drec != NULL) {
1077                 return drec->is_tape_recording();
1078         }
1079         return false;
1080 }
1081
1082 int VM::get_tape_position(int drv)
1083 {
1084         if(drec != NULL) {
1085                 return drec->get_tape_position();
1086         }
1087         return 0;
1088 }
1089
1090 const _TCHAR* VM::get_tape_message(int drv)
1091 {
1092         if(drec != NULL) {
1093                 return drec->get_message();
1094         }
1095         return NULL;
1096 }
1097
1098 void VM::push_play(int drv)
1099 {
1100         if(drec != NULL) {
1101                 drec->set_ff_rew(0);
1102                 drec->set_remote(true);
1103         }
1104 }
1105
1106
1107 void VM::push_stop(int drv)
1108 {
1109         if(drec != NULL) {
1110                 drec->set_remote(false);
1111         }
1112 }
1113
1114 void VM::push_fast_forward(int drv)
1115 {
1116         if(drec != NULL) {
1117                 drec->set_ff_rew(1);
1118                 drec->set_remote(true);
1119         }
1120 }
1121
1122 void VM::push_fast_rewind(int drv)
1123 {
1124         if(drec != NULL) {
1125                 drec->set_ff_rew(-1);
1126                 drec->set_remote(true);
1127         }
1128 }
1129
1130 void VM::push_apss_forward(int drv)
1131 {
1132         if(drec != NULL) {
1133                 drec->do_apss(1);
1134         }
1135 }
1136
1137 void VM::push_apss_rewind(int drv)
1138 {
1139         if(drec != NULL) {
1140                 drec->do_apss(-1);
1141         }
1142 }
1143
1144 bool VM::is_frame_skippable()
1145 {
1146         return event->is_frame_skippable();
1147 }
1148
1149 void VM::update_dipswitch()
1150 {
1151 #if defined(WITH_Z80)
1152         if(g_intr_irq != NULL) g_intr_irq->write_signal(SIG_AND_BIT_0, ((config.dipswitch & FM7_DIPSW_Z80_IRQ_ON) != 0) ? 1 : 0, 1);
1153         if(g_intr_firq != NULL) g_intr_firq->write_signal(SIG_AND_BIT_0, ((config.dipswitch & FM7_DIPSW_Z80_FIRQ_ON) != 0) ? 1 : 0, 1);
1154         if(g_nmi != NULL) g_nmi->write_signal(SIG_AND_BIT_0, ((config.dipswitch & FM7_DIPSW_Z80_NMI_ON) != 0) ? 1 : 0, 1);
1155 #endif
1156 }
1157
1158 void VM::set_cpu_clock(DEVICE *cpu, uint32_t clocks) {
1159         event->set_secondary_cpu_clock(cpu, clocks);
1160 }
1161
1162 #if defined(USE_BUBBLE1)
1163 void VM::open_bubble_casette(int drv, const _TCHAR *path, int bank)
1164 {
1165         if((drv >= 2) || (drv < 0)) return;
1166         if(bubble_casette[drv] == NULL) return;
1167         bubble_casette[drv]->open((_TCHAR *)path, bank);
1168 }
1169
1170 void VM::close_bubble_casette(int drv)
1171 {
1172         if((drv >= 2) || (drv < 0)) return;
1173         if(bubble_casette[drv] == NULL) return;
1174         bubble_casette[drv]->close();
1175 }
1176
1177 bool VM::is_bubble_casette_inserted(int drv)
1178 {
1179         if((drv >= 2) || (drv < 0)) return false;
1180         if(bubble_casette[drv] == NULL) return false;
1181         return bubble_casette[drv]->is_bubble_inserted();
1182 }
1183
1184 bool VM::is_bubble_casette_protected(int drv)
1185 {
1186         if((drv >= 2) || (drv < 0)) return false;
1187         if(bubble_casette[drv] == NULL) return false;
1188         return bubble_casette[drv]->is_bubble_protected();
1189 }
1190
1191 void VM::is_bubble_casette_protected(int drv, bool flag)
1192 {
1193         if((drv >= 2) || (drv < 0)) return;
1194         if(bubble_casette[drv] == NULL) return;
1195         bubble_casette[drv]->set_bubble_protect(flag);
1196 }
1197 #endif
1198
1199
1200 #define STATE_VERSION   8
1201 void VM::save_state(FILEIO* state_fio)
1202 {
1203         state_fio->FputUint32_BE(STATE_VERSION);
1204         state_fio->FputBool(connect_320kfdc);
1205         state_fio->FputBool(connect_1Mfdc);
1206         for(DEVICE* device = first_device; device; device = device->next_device) {
1207                 const char *name = typeid(*device).name() + 6; // skip "class "
1208                 int _len = strlen(name);
1209                 if(_len <= 0) _len = 1;
1210                 if(_len >= 128) _len = 128;
1211                 state_fio->FputInt32(_len);
1212                 state_fio->Fwrite(name, _len, 1);
1213                 //printf("SAVE State: DEVID=%d NAME=%s\n", device->this_device_id, name);
1214                 device->save_state(state_fio);
1215         }
1216 }
1217
1218 bool VM::load_state(FILEIO* state_fio)
1219 {
1220         uint32_t version = state_fio->FgetUint32_BE();
1221         if(version != STATE_VERSION) {
1222                 return false;
1223         }
1224         connect_320kfdc = state_fio->FgetBool();
1225         connect_1Mfdc = state_fio->FgetBool();
1226         for(DEVICE* device = first_device; device; device = device->next_device) {
1227                 const char *name = typeid(*device).name() + 6; // skip "class "
1228                 char nr_data[130];
1229                 int _len;
1230                 bool b_stat = false;
1231                 _len = state_fio->FgetInt32();
1232                 if(_len > 0) {
1233                         if(_len >= 128) _len = 128;
1234                         memset(nr_data, 0x00, sizeof(nr_data));
1235                         state_fio->Fread(nr_data, _len, 1);
1236                         int stat = strncmp(name, nr_data, _len);
1237                         if(stat == 0) b_stat = true;
1238                 }
1239                 if(!b_stat) {
1240                         //printf("Load Error: DEVID=%d NAME=%s\n", device->this_device_id, name);
1241                         return false;
1242                 }
1243                 if(!device->load_state(state_fio)) {
1244                         //printf("Load Error: DEVID=%d\n", device->this_device_id);
1245                         return false;
1246                 }
1247         }
1248         return true;
1249 }
1250
1251 #ifdef USE_DIG_RESOLUTION
1252 void VM::get_screen_resolution(int *w, int *h)
1253 {
1254         switch(display->get_screen_mode()) {
1255         case DISPLAY_MODE_8_200L:
1256         case DISPLAY_MODE_8_200L_TEXT:
1257                 *w = 640;
1258                 *h = 200;
1259                 break;
1260         case DISPLAY_MODE_8_400L:
1261         case DISPLAY_MODE_8_400L_TEXT:
1262                 *w = 640;
1263                 *h = 400;
1264                 break;
1265         case DISPLAY_MODE_4096:
1266         case DISPLAY_MODE_256k:
1267                 *w = 320;
1268                 *h = 200;
1269                 break;
1270         default:
1271                 *w = 640;
1272                 *h = 200;
1273                 break;
1274         }
1275 }
1276 #endif
1277
1278 bool VM::is_screen_changed()
1279 {
1280         bool f = true;
1281 #if defined(USE_MINIMUM_RENDERING)
1282         f = display->screen_update();
1283         display->reset_screen_update();
1284 #endif
1285         return f;
1286 }