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
  27 #include "../pcm1bit.h"
  28 #include "../ym2203.h"
  29 #if defined(_FM77AV_VARIANTS)
  30 #include "mb61vh010.h"
  31 #include "../beep.h"
  32 #endif
  33 #if defined(HAS_DMA)
  34 #include "hd6844.h"
  35 #endif
  36 #if defined(_FM8)
  37 #include "./bubblecasette.h"
  38 #endif
  39
  40 #if defined(USE_LED_DEVICE)
  41 #include "./dummydevice.h"
  42 #else
  43 #define SIG_DUMMYDEVICE_BIT0 0
  44 #define SIG_DUMMYDEVICE_BIT1 1
  45 #define SIG_DUMMYDEVICE_BIT2 2
  46 #endif
  47
  48 #include "./fm7_mainio.h"
  49 #include "./fm7_mainmem.h"
  50 #include "./fm7_display.h"
  51 #include "./fm7_keyboard.h"
  52 #include "./joystick.h"
  53
  54 #include "./kanjirom.h"
  55
  56 VM::VM(EMU* parent_emu): emu(parent_emu)
  57 {
  58
  59         first_device = last_device = NULL;
  60 #if defined(_FM8)
  61         psg = NULL;
  62 #else
  63 # if defined(_FM77AV_VARIANTS)
  64         opn[0] = opn[1] = opn[2] = NULL;
  65 # else
  66         opn[0] = opn[1] = opn[2] = psg = NULL;
  67 # endif
  68 #endif
  69         dummy = new DEVICE(this, emu);  // must be 1st device
  70         event = new EVENT(this, emu);   // must be 2nd device
  71
  72         dummycpu = new DEVICE(this, emu);
  73         maincpu = new MC6809(this, emu);
  74         subcpu = new MC6809(this, emu);
  75 #ifdef WITH_Z80
  76         z80cpu = new Z80(this, emu);
  77 #endif
  78         // basic devices
  79         // I/Os
  80 #if defined(HAS_DMA)
  81         dmac = new HD6844(this, emu);
  82 #endif
  83 #if defined(_FM8)
  84         psg = new YM2203(this, emu);
  85 #else
  86         opn[0] = new YM2203(this, emu); // OPN
  87         opn[1] = new YM2203(this, emu); // WHG
  88         opn[2] = new YM2203(this, emu); // THG
  89 # if !defined(_FM77AV_VARIANTS)
  90         psg = new YM2203(this, emu);
  91 # endif
  92 #endif
  93 #if defined(_FM8)
  94         for(int i = 0; i < 2; i++) bubble_casette[i] = new BUBBLECASETTE(this, emu);
  95 #endif
  96         drec = new DATAREC(this, emu);
  97         pcm1bit = new PCM1BIT(this, emu);
  98
  99         connect_320kfdc = connect_1Mfdc = false;
 100         fdc = NULL;
 101 #if defined(_FM8) || defined(_FM7) || defined(_FMNEW7)
 102         if(((config.dipswitch & FM7_DIPSW_CONNECT_320KFDC) != 0) ||
 103            ((config.dipswitch & FM7_DIPSW_CONNECT_1MFDC) != 0)) {
 104 #endif
 105                 fdc = new MB8877(this, emu);
 106 #if defined(_FM8) || defined(_FM7) || defined(_FMNEW7)
 107                 if((config.dipswitch & FM7_DIPSW_CONNECT_320KFDC) != 0) {
 108                         connect_320kfdc = true;
 109                 }
 110                 if((config.dipswitch & FM7_DIPSW_CONNECT_1MFDC) != 0) {
 111                         connect_1Mfdc = true;
 112                 }
 113 #elif defined(_FM77_VARIANTS)
 114                 connect_320kfdc = true;
 115                 if((config.dipswitch & FM7_DIPSW_CONNECT_1MFDC) != 0) {
 116                         connect_1Mfdc = true;
 117                 }
 118 #else   // AV or later.
 119                 connect_320kfdc = true;
 120                 // 1MFDD??
 121 #endif
 122 #if defined(_FM8) || defined(_FM7) || defined(_FMNEW7)
 123         }
 124 #endif
 125         joystick  = new JOYSTICK(this, emu);
 126         printer = new PRNFILE(this, emu);
 127 #if defined(_FM77AV_VARIANTS)
 128         alu = new MB61VH010(this, emu);
 129         keyboard_beep = new BEEP(this, emu);
 130 #endif
 131         keyboard = new KEYBOARD(this, emu);
 132         display = new DISPLAY(this, emu);
 133
 134         mainio  = new FM7_MAINIO(this, emu);
 135         mainmem = new FM7_MAINMEM(this, emu);
 136
 137 #if defined(_FM8) || defined(_FM7) || defined(_FMNEW7)
 138         if((config.dipswitch & FM7_DIPSW_CONNECT_KANJIROM) != 0) {
 139                 kanjiclass1 = new KANJIROM(this, emu, false);
 140         } else {
 141                 kanjiclass1 = NULL;
 142         }
 143 #else
 144         kanjiclass1 = new KANJIROM(this, emu, false);
 145 #endif
 146 #ifdef CAPABLE_KANJI_CLASS2
 147         kanjiclass2 = new KANJIROM(this, emu, true);
 148 #endif
 149 #if defined(USE_LED_DEVICE)
 150         led_terminate = new DUMMYDEVICE(this, emu);
 151 #else
 152         led_terminate = new DEVICE(this, emu);
 153 #endif
 154
 155 #if defined(_USE_QT)
 156         event->set_device_name(_T("EVENT"));
 157
 158         maincpu->set_device_name(_T("MAINCPU(MC6809)"));
 159         subcpu->set_device_name(_T("SUBCPU(MC6809)"));
 160         dummycpu->set_device_name(_T("DUMMYCPU"));
 161 # ifdef WITH_Z80
 162         z80cpu->set_device_name(_T("Z80 CPU"));
 163 # endif
 164
 165         mainio->set_device_name(_T("MAIN I/O"));
 166         mainmem->set_device_name(_T("MAIN MEMORY"));
 167         led_terminate->set_device_name(_T("LEDs"));
 168         if(fdc != NULL) fdc->set_device_name(_T("FDC(320KB)(MB8877)"));
 169
 170         // basic devices
 171         // I/Os
 172 # if defined(HAS_DMA)
 173         dmac->set_device_name(_T("DMAC(HD6844)"));
 174 # endif
 175 # if defined(_FM8)
 176         psg->set_device_name(_T("PSG"));
 177 # else
 178         opn[0]->set_device_name(_T("OPN"));
 179         opn[1]->set_device_name(_T("WHG"));
 180         opn[2]->set_device_name(_T("THG"));
 181 #  if !defined(_FM77AV_VARIANTS)
 182         psg->set_device_name(_T("PSG"));
 183 #  endif
 184 # endif
 185         drec->set_device_name(_T("DATA RECORDER"));
 186         pcm1bit->set_device_name(_T("BEEP"));
 187         joystick->set_device_name(_T("JOYSTICK"));
 188         printer->set_device_name(_T("PRINTER"));
 189 # if defined(_FM77AV_VARIANTS)
 190         alu->set_device_name(_T("ALU(MB61VH010)"));
 191         keyboard_beep->set_device_name(_T("BEEP(KEYBOARD)"));
 192 # endif
 193         keyboard->set_device_name(_T("KEYBOARD"));
 194         display->set_device_name(_T("DISPLAY"));
 195         if(kanjiclass1 != NULL) kanjiclass1->set_device_name(_T("KANJI ROM CLASS1"));
 196 # ifdef CAPABLE_KANJI_CLASS2
 197         if(kanjiclass2 != NULL) kanjiclass2->set_device_name(_T("KANJI ROM CLASS2"));
 198 # endif
 199 # if defined(_FM8)
 200         bubble_casette[0]->set_device_name(_T("BUBBLE0"));
 201         bubble_casette[1]->set_device_name(_T("BUBBLE1"));
 202 # endif
 203 #endif
 204         this->connect_bus();
 205
 206 }
 207
 208 VM::~VM()
 209 {
 210         // delete all devices
 211         for(DEVICE* device = first_device; device;) {
 212                 DEVICE *next_device = device->next_device;
 213                 device->release();
 214                 delete device;
 215                 device = next_device;
 216         }
 217 }
 218
 219 DEVICE* VM::get_device(int id)
 220 {
 221         for(DEVICE* device = first_device; device; device = device->next_device) {
 222                 if(device->this_device_id == id) {
 223                         return device;
 224                 }
 225         }
 226         return NULL;
 227 }
 228
 229 void VM::connect_bus(void)
 230 {
 231         uint32_t mainclock;
 232         uint32_t subclock;
 233
 234         /*
 235          * CLASS CONSTRUCTION
 236          *
 237          * VM
 238          *  |-> MAINCPU -> MAINMEM -> MAINIO -> MAIN DEVICES
 239          *  |             |        |
 240          *  | -> SUBCPU  -> SUBMEM  -> SUBIO -> SUB DEVICES
 241          *  | -> DISPLAY
 242          *  | -> KEYBOARD
 243          *
 244          *  MAINMEM can access SUBMEM/IO, when SUBCPU is halted.
 245          *  MAINMEM and SUBMEM can access DISPLAY and KEYBOARD with exclusive.
 246          *  MAINCPU can access MAINMEM.
 247          *  SUBCPU  can access SUBMEM.
 248          *  DISPLAY : R/W from MAINCPU and SUBCPU.
 249          *  KEYBOARD : R/W
 250          *
 251          */
 252         event->set_frames_per_sec(FRAMES_PER_SEC);
 253         event->set_lines_per_frame(LINES_PER_FRAME);
 254         //event->set_context_cpu(dummycpu, (CPU_CLOCKS * 3) / 8); // MAYBE FIX With eFM77AV40/20.
 255         // With slow clock (for dummycpu), some softwares happen troubles,
 256         // Use faster clock for dummycpu. 20160319 K.Ohta
 257         event->set_context_cpu(dummycpu, SUBCLOCK_NORMAL);
 258
 259 #if defined(_FM8)
 260         mainclock = MAINCLOCK_SLOW;
 261         subclock = SUBCLOCK_SLOW;
 262 #else
 263         if(config.cpu_type == 0) {
 264                 // 2MHz
 265                 subclock = SUBCLOCK_NORMAL;
 266                 mainclock = MAINCLOCK_NORMAL;
 267         } else {
 268                 // 1.2MHz
 269                 mainclock = MAINCLOCK_SLOW;
 270                 subclock = SUBCLOCK_SLOW;
 271         }
 272         //if((config.dipswitch & FM7_DIPSW_CYCLESTEAL) != 0) subclock = subclock / 3;
 273 #endif
 274         event->set_context_cpu(maincpu, mainclock);
 275         event->set_context_cpu(subcpu,  subclock);
 276
 277 #ifdef WITH_Z80
 278         event->set_context_cpu(z80cpu,  4000000);
 279         z80cpu->write_signal(SIG_CPU_BUSREQ, 1, 1);
 280 #endif
 281
 282         event->set_context_sound(pcm1bit);
 283 #if defined(_FM8)
 284         event->set_context_sound(psg);
 285         event->set_context_sound(drec);
 286 #else
 287         event->set_context_sound(opn[0]);
 288         event->set_context_sound(opn[1]);
 289         event->set_context_sound(opn[2]);
 290 # if !defined(_FM77AV_VARIANTS)
 291         event->set_context_sound(psg);
 292 # endif
 293         event->set_context_sound(drec);
 294 # if defined(_FM77AV_VARIANTS)
 295         event->set_context_sound(keyboard_beep);
 296 # endif
 297 #endif
 298 #if !defined(_FM77AV_VARIANTS) && !defined(_FM77L4)
 299         event->register_vline_event(display);
 300         event->register_frame_event(display);
 301 #endif
 302         mainio->set_context_maincpu(maincpu);
 303         mainio->set_context_subcpu(subcpu);
 304
 305         mainio->set_context_display(display);
 306 #if defined(_FM8) || defined(_FM7) || defined(_FMNEW7)
 307         if((config.dipswitch & FM7_DIPSW_CONNECT_KANJIROM) != 0) {
 308                 mainio->set_context_kanjirom_class1(kanjiclass1);
 309         }
 310 #else
 311         mainio->set_context_kanjirom_class1(kanjiclass1);
 312 #endif
 313         mainio->set_context_mainmem(mainmem);
 314         mainio->set_context_keyboard(keyboard);
 315         mainio->set_context_printer(printer);
 316         mainio->set_context_printer_reset(printer, SIG_PRINTER_RESET, 0xffffffff);
 317         mainio->set_context_printer_strobe(printer, SIG_PRINTER_STROBE, 0xffffffff);
 318         mainio->set_context_printer_select(printer, SIG_PRINTER_SELECT, 0xffffffff);
 319 #if defined(CAPABLE_KANJI_CLASS2)
 320         mainio->set_context_kanjirom_class2(kanjiclass2);
 321 #endif
 322 #if defined(_FM8)
 323         for(int i = 0; i < 2; i++) mainio->set_context_bubble(bubble_casette[i], i);
 324 #endif
 325         keyboard->set_context_break_line(mainio, FM7_MAINIO_PUSH_BREAK, 0xffffffff);
 326         keyboard->set_context_int_line(mainio, FM7_MAINIO_KEYBOARDIRQ, 0xffffffff);
 327         keyboard->set_context_int_line(display, SIG_FM7_SUB_KEY_FIRQ, 0xffffffff);
 328 #if defined(_FM77AV_VARIANTS)
 329         keyboard->set_context_beep(keyboard_beep);
 330 #endif
 331         keyboard->set_context_rxrdy(display, SIG_FM7KEY_RXRDY, 0x01);
 332         keyboard->set_context_key_ack(display, SIG_FM7KEY_ACK, 0x01);
 333         keyboard->set_context_ins_led( led_terminate, SIG_DUMMYDEVICE_BIT0, 0xffffffff);
 334         keyboard->set_context_caps_led(led_terminate, SIG_DUMMYDEVICE_BIT1, 0xffffffff);
 335         keyboard->set_context_kana_led(led_terminate, SIG_DUMMYDEVICE_BIT2, 0xffffffff);
 336
 337         drec->set_context_ear(mainio, FM7_MAINIO_CMT_RECV, 0xffffffff);
 338         //drec->set_context_remote(mainio, FM7_MAINIO_CMT_REMOTE, 0xffffffff);
 339         mainio->set_context_datarec(drec);
 340
 341         mainmem->set_context_mainio(mainio);
 342         mainmem->set_context_display(display);
 343         mainmem->set_context_maincpu(maincpu);
 344 #if defined(CAPABLE_DICTROM)
 345         mainmem->set_context_kanjirom_class1(kanjiclass1);
 346 #endif
 347         display->set_context_mainio(mainio);
 348         display->set_context_subcpu(subcpu);
 349         display->set_context_keyboard(keyboard);
 350
 351         mainio->set_context_clock_status(mainmem, FM7_MAINIO_CLOCKMODE, 0xffffffff);
 352         mainio->set_context_clock_status(display, SIG_DISPLAY_CLOCK, 0xffffffff);
 353
 354         subcpu->set_context_bus_halt(display, SIG_FM7_SUB_HALT, 0xffffffff);
 355         subcpu->set_context_bus_halt(mainmem, SIG_FM7_SUB_HALT, 0xffffffff);
 356
 357 #if defined(_FM77_VARIANTS) || defined(_FM77AV_VARIANTS)
 358         display->set_context_kanjiclass1(kanjiclass1);
 359 #endif
 360 #if defined(CAPABLE_KANJI_CLASS2)
 361         display->set_context_kanjiclass2(kanjiclass2);
 362 #endif
 363 #if defined(_FM77AV_VARIANTS)
 364         display->set_context_alu(alu);
 365         alu->set_context_memory(display);
 366 #endif
 367         // Palette, VSYNC, HSYNC, Multi-page, display mode.
 368         mainio->set_context_display(display);
 369 #if defined(_FM8) || (_FM7) || (_FMNEW7)
 370         if(connect_320kfdc || connect_1Mfdc) {
 371 #endif
 372                 //FDC
 373                 fdc->set_context_irq(mainio, FM7_MAINIO_FDC_IRQ, 0x1);
 374                 fdc->set_context_drq(mainio, FM7_MAINIO_FDC_DRQ, 0x1);
 375                 mainio->set_context_fdc(fdc);
 376 #if defined(_FM8) || (_FM7) || (_FMNEW7)
 377         }
 378 #endif
 379         // SOUND
 380         mainio->set_context_beep(pcm1bit);
 381 #if defined(_FM8)
 382         mainio->set_context_psg(psg);
 383 #else
 384 # if !defined(_FM77AV_VARIANTS)
 385         mainio->set_context_psg(psg);
 386 # endif
 387         opn[0]->set_context_irq(mainio, FM7_MAINIO_OPN_IRQ, 0xffffffff);
 388         mainio->set_context_opn(opn[0], 0);
 389         //joystick->set_context_opn(opn[0]);
 390         mainio->set_context_joystick(joystick);
 391         opn[0]->set_context_port_b(joystick, FM7_JOYSTICK_MOUSE_STROBE, 0xff, 0);
 392
 393         opn[1]->set_context_irq(mainio, FM7_MAINIO_WHG_IRQ, 0xffffffff);
 394         mainio->set_context_opn(opn[1], 1);
 395         opn[2]->set_context_irq(mainio, FM7_MAINIO_THG_IRQ, 0xffffffff);
 396         mainio->set_context_opn(opn[2], 2);
 397 #endif
 398         subcpu->set_context_bus_halt(display, SIG_FM7_SUB_HALT, 0xffffffff);
 399         subcpu->set_context_bus_clr(display, SIG_FM7_SUB_USE_CLR, 0x0000000f);
 400
 401         event->register_frame_event(joystick);
 402 #if defined(HAS_DMA)
 403         dmac->set_context_src(fdc, 0);
 404         dmac->set_context_dst(mainmem, 0);
 405         dmac->set_context_int_line(mainio, 0, FM7_MAINIO_DMA_INT, 0xffffffff);
 406         dmac->set_context_drq_line(maincpu, 1, SIG_CPU_BUSREQ, 0xffffffff);
 407         mainio->set_context_dmac(dmac);
 408 #endif
 409
 410         // MEMORIES must set before initialize().
 411         maincpu->set_context_mem(mainmem);
 412         subcpu->set_context_mem(display);
 413 #ifdef WITH_Z80
 414         z80cpu->set_context_mem(mainmem);
 415 #endif
 416 #ifdef USE_DEBUGGER
 417         maincpu->set_context_debugger(new DEBUGGER(this, emu));
 418         subcpu->set_context_debugger(new DEBUGGER(this, emu));
 419 # ifdef WITH_Z80
 420         z80cpu->set_context_debugger(new DEBUGGER(this, emu));
 421 # endif
 422 #endif
 423         for(DEVICE* device = first_device; device; device = device->next_device) {
 424                 device->initialize();
 425         }
 426
 427         // Disks
 428 #if defined(_FM8) || (_FM7) || (_FMNEW7)
 429         if(connect_320kfdc) {
 430 #endif
 431                 for(int i = 0; i < 4; i++) {
 432 #if defined(_FM77AV20) || defined(_FM77AV20EX) || \
 433         defined(_FM77AV40SX) || defined(_FM77AV40EX) || defined(_FM77AV40SX)
 434                         fdc->set_drive_type(i, DRIVE_TYPE_2DD);
 435 #else
 436                         fdc->set_drive_type(i, DRIVE_TYPE_2D);
 437 #endif
 438                         fdc->set_drive_rpm(i, 360);
 439                         fdc->set_drive_mfm(i, true);
 440                 }
 441 #if defined(_FM8) || (_FM7) || (_FMNEW7)
 442         }
 443 #endif
 444
 445 #if defined(_FM8) || (_FM7) || (_FMNEW7)
 446         if(connect_1Mfdc) {
 447 #endif
 448 // 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.
 449 //#if defined(_FM77) || defined(_FM77L4)
 450 //              for(int i = 0; i < 4; i++) {
 451 //                      fdc->set_drive_type(i, DRIVE_TYPE_2HD);
 452 //                      fdc->set_drive_rpm(i, 360);
 453 //                      fdc->set_drive_mfm(i, true);
 454 //              }
 455 //#endif
 456 #if defined(_FM8) || (_FM7) || (_FMNEW7)
 457         }
 458 #endif
 459 }
 460
 461 void VM::update_config()
 462 {
 463         uint32_t vol1, vol2, tmpv;
 464         int ii, i_limit;
 465
 466         for(DEVICE* device = first_device; device; device = device->next_device) {
 467                 device->update_config();
 468         }
 469         //update_dipswitch();
 470 }
 471
 472 void VM::reset()
 473 {
 474         // reset all devices
 475         for(DEVICE* device = first_device; device; device = device->next_device) {
 476                 device->reset();
 477         }
 478 #if !defined(_FM77AV_VARIANTS) || defined(_FM8)
 479         psg->set_reg(0x27, 0); // stop timer
 480         psg->set_reg(0x2e, 0);  // set prescaler
 481         psg->write_signal(SIG_YM2203_MUTE, 0x00, 0x01); // Okay?
 482 #endif
 483 #if !defined(_FM8)
 484         for(int i = 0; i < 3; i++) {
 485                 opn[i]->set_reg(0x27, 0); // stop timer
 486                 opn[i]->set_reg(0x2e, 0);       // set prescaler
 487                 opn[i]->write_signal(SIG_YM2203_MUTE, 0x00, 0x01); // Okay?
 488         }
 489 #endif
 490 }
 491
 492 void VM::special_reset()
 493 {
 494         // BREAK + RESET
 495         mainio->write_signal(FM7_MAINIO_PUSH_BREAK, 1, 1);
 496         mainio->reset();
 497         mainmem->reset();
 498
 499 #if defined(FM77AV_VARIANTS)
 500         mainio->write_signal(FM7_MAINIO_HOT_RESET, 1, 1);
 501 #endif
 502         display->reset();
 503         subcpu->reset();
 504         mainio->write_signal(FM7_MAINIO_PUSH_BREAK, 1, 1);
 505         maincpu->reset();
 506         event->register_event(mainio, EVENT_UP_BREAK, 10000.0 * 1000.0, false, NULL);
 507 }
 508
 509 void VM::run()
 510 {
 511         event->drive();
 512 }
 513
 514 double VM::get_frame_rate()
 515 {
 516         return event->get_frame_rate();
 517 }
 518
 519 #if defined(USE_LED_DEVICE)
 520 uint32_t VM::get_led_status()
 521 {
 522         return led_terminate->read_signal(SIG_DUMMYDEVICE_READWRITE);
 523 }
 524 #endif // USE_LED_DEVICE
 525
 526
 527 // ----------------------------------------------------------------------------
 528 // debugger
 529 // ----------------------------------------------------------------------------
 530
 531 #ifdef USE_DEBUGGER
 532 DEVICE *VM::get_cpu(int index)
 533 {
 534         if(index == 0) {
 535                 return maincpu;
 536         } else if(index == 1) {
 537                 return subcpu;
 538         }
 539 #if defined(_WITH_Z80)
 540         else if(index == 2) {
 541                 return z80cpu;
 542         }
 543 #endif
 544         return NULL;
 545 }
 546 #endif
 547
 548 // ----------------------------------------------------------------------------
 549 // draw screen
 550 // ----------------------------------------------------------------------------
 551
 552 void VM::draw_screen()
 553 {
 554         display->draw_screen();
 555 }
 556
 557 uint32_t VM::get_access_lamp_status()
 558 {
 559         // WILLFIX : Multiple FDC for 1M FD.
 560 #if defined(_FM8) || (_FM7) || (_FMNEW7)
 561         if(connect_320kfdc || connect_1Mfdc) {
 562 #endif
 563                 uint32_t status = fdc->read_signal(0xff);
 564                 return (status & (1 | 4)) ? 1 : (status & (2 | 8)) ? 2 : 0;
 565 #if defined(_FM8) || (_FM7) || (_FMNEW7)
 566         } else {
 567                 return 0x00000000;
 568         }
 569 #endif
 570 }
 571
 572 void VM::initialize_sound(int rate, int samples)
 573 {
 574         // init sound manager
 575         event->initialize_sound(rate, samples);
 576         // init sound gen
 577 #if defined(_FM8)
 578         psg->initialize_sound(rate, (int)(4.9152 * 1000.0 * 1000.0 / 4.0), samples, 0, 0);
 579 #else
 580         opn[0]->initialize_sound(rate, (int)(4.9152 * 1000.0 * 1000.0 / 4.0), samples, 0, 0);
 581         opn[1]->initialize_sound(rate, (int)(4.9152 * 1000.0 * 1000.0 / 4.0), samples, 0, 0);
 582         opn[2]->initialize_sound(rate, (int)(4.9152 * 1000.0 * 1000.0 / 4.0), samples, 0, 0);
 583 # if !defined(_FM77AV_VARIANTS)
 584         psg->initialize_sound(rate, (int)(4.9152 * 1000.0 * 1000.0 / 4.0), samples, 0, 0);
 585 # endif
 586 # if defined(_FM77AV_VARIANTS)
 587         keyboard_beep->initialize_sound(rate, 2400.0, 512);
 588 # endif
 589 #endif
 590         pcm1bit->initialize_sound(rate, 2000);
 591         //drec->initialize_sound(rate, 0);
 592 }
 593
 594 uint16_t* VM::create_sound(int* extra_frames)
 595 {
 596         uint16_t* p = event->create_sound(extra_frames);
 597         return p;
 598 }
 599
 600 int VM::get_sound_buffer_ptr()
 601 {
 602         int pos = event->get_sound_buffer_ptr();
 603         return pos;
 604 }
 605
 606 #ifdef USE_SOUND_VOLUME
 607 void VM::set_sound_device_volume(int ch, int decibel_l, int decibel_r)
 608 {
 609 #if !defined(_FM77AV_VARIANTS)
 610         if(ch-- == 0) {
 611                 psg->set_volume(0, decibel_l, decibel_r);
 612                 psg->set_volume(1, decibel_l, decibel_r);
 613         } else
 614 #endif
 615 #if !defined(_FM8)
 616         if(ch-- == 0) {
 617                 opn[0]->set_volume(0, decibel_l, decibel_r);
 618         } else if(ch-- == 0) {
 619                 opn[0]->set_volume(1, decibel_l, decibel_r);
 620         } else if(ch-- == 0) {
 621                 opn[1]->set_volume(0, decibel_l, decibel_r);
 622         } else if(ch-- == 0) {
 623                 opn[1]->set_volume(1, decibel_l, decibel_r);
 624         } else if(ch-- == 0) {
 625                 opn[2]->set_volume(0, decibel_l, decibel_r);
 626         } else if(ch-- == 0) {
 627                 opn[2]->set_volume(1, decibel_l, decibel_r);
 628         } else
 629 #endif
 630         if(ch-- == 0) {
 631                 pcm1bit->set_volume(0, decibel_l, decibel_r);
 632         } else if(ch-- == 0) {
 633                 drec->set_volume(0, decibel_l, decibel_r);
 634         }
 635 #if defined(_FM77AV_VARIANTS)
 636          else if(ch-- == 0) {
 637                 keyboard_beep->set_volume(0, decibel_l, decibel_r);
 638         }
 639 #endif
 640 }
 641 #endif
 642
 643 // ----------------------------------------------------------------------------
 644 // notify key
 645 // ----------------------------------------------------------------------------
 646
 647 void VM::key_down(int code, bool repeat)
 648 {
 649         if(!repeat) {
 650                 keyboard->key_down(code);
 651         }
 652 }
 653
 654 void VM::key_up(int code)
 655 {
 656         keyboard->key_up(code);
 657 }
 658
 659 // ----------------------------------------------------------------------------
 660 // user interface
 661 // ----------------------------------------------------------------------------
 662
 663 void VM::open_floppy_disk(int drv, const _TCHAR* file_path, int bank)
 664 {
 665         if(fdc != NULL) {
 666                 fdc->open_disk(drv, file_path, bank);
 667         }
 668 }
 669
 670 void VM::close_floppy_disk(int drv)
 671 {
 672         if(fdc != NULL) {
 673                 fdc->close_disk(drv);
 674         }
 675 }
 676
 677 bool VM::is_floppy_disk_inserted(int drv)
 678 {
 679         if(fdc != NULL) {
 680                 return fdc->is_disk_inserted(drv);
 681         } else {
 682                 return false;
 683         }
 684 }
 685
 686 void VM::is_floppy_disk_protected(int drv, bool value)
 687 {
 688         if(fdc != NULL) {
 689                 fdc->is_disk_protected(drv, value);
 690         }
 691 }
 692
 693 bool VM::is_floppy_disk_protected(int drv)
 694 {
 695         if(fdc != NULL) {
 696                 return fdc->is_disk_protected(drv);
 697         } else {
 698                 return false;
 699         }
 700 }
 701
 702 void VM::play_tape(const _TCHAR* file_path)
 703 {
 704         drec->play_tape(file_path);
 705 }
 706
 707 void VM::rec_tape(const _TCHAR* file_path)
 708 {
 709         drec->rec_tape(file_path);
 710 }
 711
 712 void VM::close_tape()
 713 {
 714         drec->close_tape();
 715 }
 716
 717 bool VM::is_tape_inserted()
 718 {
 719         return drec->is_tape_inserted();
 720 }
 721
 722 bool VM::is_tape_playing()
 723 {
 724         return drec->is_tape_playing();
 725 }
 726
 727 bool VM::is_tape_recording()
 728 {
 729         return drec->is_tape_recording();
 730 }
 731
 732 int VM::get_tape_position()
 733 {
 734         return drec->get_tape_position();
 735 }
 736
 737 void VM::push_play()
 738 {
 739         drec->set_ff_rew(0);
 740         drec->set_remote(true);
 741 }
 742
 743
 744 void VM::push_stop()
 745 {
 746         drec->set_remote(false);
 747 }
 748
 749 void VM::push_fast_forward()
 750 {
 751         drec->set_ff_rew(1);
 752         drec->set_remote(true);
 753 }
 754
 755 void VM::push_fast_rewind()
 756 {
 757         drec->set_ff_rew(-1);
 758         drec->set_remote(true);
 759 }
 760
 761 void VM::push_apss_forward()
 762 {
 763         drec->do_apss(1);
 764 }
 765
 766 void VM::push_apss_rewind()
 767 {
 768         drec->do_apss(-1);
 769 }
 770
 771 bool VM::is_frame_skippable()
 772 {
 773         return event->is_frame_skippable();
 774 }
 775
 776 void VM::update_dipswitch()
 777 {
 778         // bit0         0=High 1=Standard
 779         // bit2         0=5"2D 1=5"2HD
 780   //    io->set_iovalue_single_r(0x1ff0, (config.monitor_type & 1) | ((config.drive_type & 1) << 2));
 781 }
 782
 783 void VM::set_cpu_clock(DEVICE *cpu, uint32_t clocks) {
 784         event->set_secondary_cpu_clock(cpu, clocks);
 785 }
 786
 787 #if defined(USE_BUBBLE1)
 788 void VM::open_bubble_casette(int drv, _TCHAR *path, int bank)
 789 {
 790         if((drv >= 2) || (drv < 0)) return;
 791         if(bubble_casette[drv] == NULL) return;
 792         bubble_casette[drv]->open(path, bank);
 793 }
 794
 795 void VM::close_bubble_casette(int drv)
 796 {
 797         if((drv >= 2) || (drv < 0)) return;
 798         if(bubble_casette[drv] == NULL) return;
 799         bubble_casette[drv]->close();
 800 }
 801
 802 bool VM::is_bubble_casette_inserted(int drv)
 803 {
 804         if((drv >= 2) || (drv < 0)) return false;
 805         if(bubble_casette[drv] == NULL) return false;
 806         return bubble_casette[drv]->is_bubble_inserted();
 807 }
 808
 809 bool VM::is_bubble_casette_protected(int drv)
 810 {
 811         if((drv >= 2) || (drv < 0)) return false;
 812         if(bubble_casette[drv] == NULL) return false;
 813         return bubble_casette[drv]->is_bubble_protected();
 814 }
 815
 816 void VM::is_bubble_casette_protected(int drv, bool flag)
 817 {
 818         if((drv >= 2) || (drv < 0)) return;
 819         if(bubble_casette[drv] == NULL) return;
 820         bubble_casette[drv]->set_bubble_protect(flag);
 821 }
 822 #endif
 823
 824
 825 #define STATE_VERSION   4
 826 void VM::save_state(FILEIO* state_fio)
 827 {
 828         state_fio->FputUint32_BE(STATE_VERSION);
 829         state_fio->FputBool(connect_320kfdc);
 830         state_fio->FputBool(connect_1Mfdc);
 831         for(DEVICE* device = first_device; device; device = device->next_device) {
 832                 device->save_state(state_fio);
 833         }
 834 }
 835
 836 bool VM::load_state(FILEIO* state_fio)
 837 {
 838         uint32_t version = state_fio->FgetUint32_BE();
 839         int i = 1;
 840         if(version != STATE_VERSION) {
 841                 return false;
 842         }
 843         connect_320kfdc = state_fio->FgetBool();
 844         connect_1Mfdc = state_fio->FgetBool();
 845         for(DEVICE* device = first_device; device; device = device->next_device) {
 846                 if(!device->load_state(state_fio)) {
 847                         printf("Load Error: DEVID=%d\n", device->this_device_id);
 848                         return false;
 849                 }
 850         }
 851         return true;
 852 }
 853
 854 #ifdef USE_DIG_RESOLUTION
 855 void VM::get_screen_resolution(int *w, int *h)
 856 {
 857         switch(display->get_screen_mode()) {
 858         case DISPLAY_MODE_8_200L:
 859         case DISPLAY_MODE_8_200L_TEXT:
 860                 *w = 640;
 861                 *h = 200;
 862                 break;
 863         case DISPLAY_MODE_8_400L:
 864         case DISPLAY_MODE_8_400L_TEXT:
 865                 *w = 640;
 866                 *h = 400;
 867                 break;
 868         case DISPLAY_MODE_4096:
 869         case DISPLAY_MODE_256k:
 870                 *w = 320;
 871                 *h = 200;
 872                 break;
 873         default:
 874                 *w = 640;
 875                 *h = 200;
 876                 break;
 877         }
 878 }
 879 #endif
 880
 881 bool VM::is_screen_changed()
 882 {
 883         bool f = true;
 884 #if defined(USE_MINIMUM_RENDERING)
 885         f = display->screen_update();
 886         display->reset_screen_update();
 887 #endif
 888         return f;
 889 }