source/src/vm/fmtowns/fmtowns.cpp

   1 /*
   2         FUJITSU FM-Towns Emulator 'eFMTowns'
   3
   4         Author : Kyuma Ohta <whatisthis.sowhat _at_ gmail.com>
   5         Date   : 2016.12.28 -
   6
   7         [ virtual machine ]
   8         History:
   9                 2016-12-28 Copy from eFMR-50.
  10 */
  11
  12 #include "fmtowns.h"
  13 #include "../../emu.h"
  14 #include "../device.h"
  15 #include "../event.h"
  16
  17 //#include "../hd46505.h"
  18 #include "../i8251.h"
  19 #include "../i8253.h"
  20 #include "../i8259.h"
  21
  22 #include "../i386_np21.h"
  23 //#include "../i386.h"
  24
  25 #include "../io.h"
  26 #include "../mb8877.h"
  27 #include "../msm58321.h"
  28 #include "../noise.h"
  29 #include "../pcm1bit.h"
  30 #include "../harddisk.h"
  31 #include "../scsi_hdd.h"
  32 #include "./towns_scsi_host.h"
  33 #include "../upd71071.h"
  34
  35 #include "./cdrom.h"
  36 #include "./crtc.h"
  37 #include "./dictionary.h"
  38 #include "./dmac.h"
  39 #include "./towns_memory.h"
  40 #include "./sprite.h"
  41 #include "./sysrom.h"
  42 #include "./vram.h"
  43
  44 // Electric Volume
  45 //#include "mb87078.h"
  46 //YM-2612 "OPN2"
  47 //#include "../ym2612.h"
  48 //RF5C68 PCM
  49 #include "rf5c68.h"
  50 //AD7820 ADC
  51 #include "ad7820kr.h"
  52 #include "ym2612.h"
  53 // 80387?
  54
  55 #ifdef USE_DEBUGGER
  56 #include "../debugger.h"
  57 #endif
  58
  59 #include "./adpcm.h"
  60 //#include "./cdc.h"
  61 #include "./floppy.h"
  62 #include "./fontroms.h"
  63 #include "./joystick.h"
  64 #include "./joypad.h"
  65 #include "./keyboard.h"
  66 #include "./mouse.h"
  67 #include "./msdosrom.h"
  68 #include "./scsi.h"
  69 #include "./serialrom.h"
  70 #include "./timer.h"
  71 #include "./iccard.h"
  72
  73 #include "./planevram.h"
  74
  75 // ----------------------------------------------------------------------------
  76 // initialize
  77 // ----------------------------------------------------------------------------
  78 using FMTOWNS::ADPCM;
  79 //using FMTOWNS::CDC;
  80 using FMTOWNS::DICTIONARY;
  81 using FMTOWNS::FLOPPY;
  82 using FMTOWNS::FONT_ROMS;
  83 using FMTOWNS::JOYSTICK;
  84 using FMTOWNS::JOYPAD;
  85 using FMTOWNS::KEYBOARD;
  86 using FMTOWNS::MOUSE;
  87 using FMTOWNS::MSDOSROM;
  88 using FMTOWNS::SCSI;
  89 using FMTOWNS::SERIAL_ROM;
  90 using FMTOWNS::SYSROM;
  91 using FMTOWNS::TIMER;
  92 using FMTOWNS::TOWNS_ICCARD;
  93
  94 using FMTOWNS::TOWNS_CDROM;
  95 using FMTOWNS::TOWNS_CRTC;
  96 using FMTOWNS::TOWNS_DMAC;
  97 using FMTOWNS::TOWNS_MEMORY;
  98 using FMTOWNS::TOWNS_SCSI_HOST;
  99 using FMTOWNS::TOWNS_SPRITE;
 100 using FMTOWNS::TOWNS_VRAM;
 101 using FMTOWNS::PLANEVRAM;
 102
 103
 104 VM::VM(EMU_TEMPLATE* parent_emu) : VM_TEMPLATE(parent_emu)
 105 {
 106 /*
 107         Machine ID & CPU ID
 108
 109         FMR-50FD/HD/LT  0xF8
 110         FMR-50FX/HX     0xE0
 111         FMR-50SFX/SHX   0xE8
 112         FMR-50LT        0xF8
 113         FMR-50NBX       0x28
 114         FMR-50NB        0x60
 115         FMR-50NE/T      0x08
 116         FMR-CARD        0x70
 117
 118         80286           0x00
 119         80386           0x01
 120         80386SX         0x03
 121         80486           0x02
 122 */
 123
 124         // create devices
 125         first_device = last_device = NULL;
 126         dummy = new DEVICE(this, emu);  // must be 1st device
 127         event = new EVENT(this, emu);   // must be 2nd device
 128 #if defined(_USE_QT)
 129         dummy->set_device_name(_T("1st Dummy"));
 130         event->set_device_name(_T("EVENT"));
 131 #endif
 132
 133         cpu = new I386(this, emu);
 134 #if defined(_USE_QT)
 135   #if defined(HAS_I386)
 136         cpu->set_device_name(_T("CPU(i386)"));
 137   #elif defined(HAS_I486)
 138         cpu->set_device_name(_T("CPU(i486)"));
 139   #elif defined(HAS_PENTIUM)
 140         cpu->set_device_name(_T("CPU(Pentium)"));
 141   #endif
 142 #endif
 143
 144         io = new IO(this, emu);
 145
 146         crtc = new TOWNS_CRTC(this, emu);
 147         cdrom = new TOWNS_CDROM(this, emu);
 148
 149         memory = new TOWNS_MEMORY(this, emu);
 150         vram = new TOWNS_VRAM(this, emu);
 151         sprite = new TOWNS_SPRITE(this, emu);
 152         sysrom = new SYSROM(this, emu);
 153         msdosrom = new MSDOSROM(this, emu);
 154         fontrom = new FONT_ROMS(this, emu);
 155         dictionary = new DICTIONARY(this, emu);
 156 #if defined(HAS_20PIX_FONTS)
 157         fontrom_20pix = new FONT_ROM_20PIX(this, emu);
 158 #endif
 159         serialrom = new SERIAL_ROM(this, emu);
 160
 161         adpcm = new ADPCM(this, emu);
 162 //      mixer = new MIXER(this, emu); // Pseudo mixer.
 163
 164         planevram = new PLANEVRAM(this, emu);
 165
 166         adc = new AD7820KR(this, emu);
 167         rf5c68 = new RF5C68(this, emu);
 168 //      e_volume[0] = new MB87878(this, emu);
 169 //      e_volume[1] = new MB87878(this, emu);
 170
 171         sio = new I8251(this, emu);
 172         pit0 = new I8253(this, emu);
 173         pit1 = new I8253(this, emu);
 174         pic = new I8259(this, emu);
 175         fdc = new MB8877(this, emu);
 176         rtc = new MSM58321(this, emu);
 177         beep = new PCM1BIT(this, emu);
 178         opn2 = new YM2612(this, emu);
 179
 180         seek_sound = new NOISE(this, emu);
 181         head_up_sound = new NOISE(this, emu);
 182         head_down_sound = new NOISE(this, emu);
 183
 184 //      scsi_host = new TOWNS_SCSI_HOST(this, emu);
 185         scsi_host = new SCSI_HOST(this, emu);
 186
 187         for(int i = 0; i < 7; i++) {
 188                 scsi_hdd[i] = NULL;
 189         }
 190 #if defined(USE_HARD_DISK)
 191         for(int i = 0; i < USE_HARD_DISK; i++) {
 192                 scsi_hdd[i] = new SCSI_HDD(this, emu);
 193                 scsi_hdd[i]->set_device_name(_T("SCSI Hard Disk Drive #%d"), i + 1);
 194                 scsi_hdd[i]->scsi_id = i ;
 195                 scsi_hdd[i]->set_disk_handler(0, new HARDDISK(emu));
 196                 scsi_hdd[i]->set_context_interface(scsi_host);
 197                 my_sprintf_s(scsi_hdd[i]->vendor_id, 9, "FUJITSU");
 198                 my_sprintf_s(scsi_hdd[i]->product_id, 17, "SCSI-HDD");
 199                 scsi_host->set_context_target(scsi_hdd[i]);
 200         }
 201 #endif
 202         dma = new TOWNS_DMAC(this, emu);
 203         extra_dma = new TOWNS_DMAC(this, emu);
 204
 205         floppy = new FLOPPY(this, emu);
 206         keyboard = new KEYBOARD(this, emu);
 207         joystick = new JOYSTICK(this, emu);
 208         scsi = new SCSI(this, emu);
 209         timer = new TIMER(this, emu);
 210
 211         iccard1 = new TOWNS_ICCARD(this, emu);
 212 #if 0
 213         iccard2 = new TOWNS_ICCARD(this, emu);
 214 #else
 215         iccard2 = NULL;
 216 #endif
 217         joypad[0] = new JOYPAD(this, emu);
 218         joypad[1] = new JOYPAD(this, emu);
 219         mouse = new MOUSE(this, emu);
 220
 221         uint16_t machine_id = 0x0100; // FM-Towns1
 222         uint16_t cpu_id = 0x0001;     // i386DX
 223         uint32_t cpu_clock = 16000 * 1000; // 16MHz
 224 #if defined(_FMTOWNS1_2ND_GEN)
 225         machine_id = 0x0200;   // 1F/2F/1H/2H
 226 #elif defined(_FMTOWNS_UX_VARIANTS)
 227         machine_id = 0x0300;   // UX10/20/40
 228         cpu_id = 0x0003;       // i386SX
 229 #elif defined(_FMTOWNS1_3RD_GEN)
 230         machine_id = 0x0400;  // 10F/20F.40H/80H
 231 #elif defined(_FMTOWNS2_CX_VARIANTS)
 232         machine_id = 0x0500;  // CX10/20/30/40
 233 #elif defined(_FMTOWNS_UG_VARIANTS)
 234         machine_id = 0x0600;  // UG10/20/40/80
 235         cpu_id = 0x0003;      // i386SX
 236         cpu_clock = 20000 * 1000; // 20MHz
 237 #elif defined(_FMTOWNS_HR_VARIANTS)
 238         machine_id = 0x0700;
 239         cpu_id = 0x0002;      // i486SX
 240         cpu_clock = 20000 * 1000; // 20MHz
 241 #elif defined(_FMTOWNS_HG_VARIANTS)
 242         machine_id = 0x0800;
 243         cpu_clock = 20000 * 1000; // 20MHz
 244 #elif defined(_FMTOWNS_SG_VARIANTS)
 245         machine_id = 0x0800; // OK?
 246 #elif defined(_FMTOWNS_SR_VARIANTS)
 247         machine_id = 0x0700; // OK?
 248         cpu_id = 0x0002;      // i486SX
 249         cpu_clock = 20000 * 1000; // 20MHz
 250 #elif defined(_FMTOWNS_UR_VARIANTS)
 251         machine_id = 0x0900;  // UR10/20/40/80
 252         cpu_id = 0x0002;      // i486DX
 253         cpu_clock = 20000 * 1000; // ToDo: Correct frequency.
 254 #elif defined(_FMTOWNS_MA_VARIANTS)
 255         machine_id = 0x0b00; // OK?
 256         cpu_id = 0x0002;      // i486SX
 257         cpu_clock = 33000 * 1000; // 33MHz
 258 #elif defined(_FMTOWNS_ME_VARIANTS)
 259         machine_id = 0x0d00; // OK?
 260         cpu_id = 0x0002;      // i486SX
 261         cpu_clock = 25000 * 1000; // 25MHz
 262 #elif defined(_FMTOWNS_MF_VARIANTS)
 263         machine_id = 0x0f00; // OK?
 264         cpu_id = 0x0002;      // i486SX
 265         cpu_clock = 33000 * 1000; // 33MHz
 266 #elif defined(_FMTOWNS_MX_VARIANTS)
 267         machine_id = 0x0c00; // OK?
 268         cpu_id = 0x0002;      // i486DX (With FPU?)
 269         cpu_clock = 66000 * 1000; // 66MHz
 270 #elif defined(_FMTOWNS_HC_VARIANTS)
 271         // 20210227 K.O
 272         // From FMTowns::MachineID()  of TSUGARU,
 273         // git 83d4ec2309ac9fcbb8c01f26061ff0d49c5321e4.
 274         machine_id = 0x1100; // OK?
 275         cpu_id = 0x0002;      // Pentium (With FPU?)
 276         cpu_clock = 50000 * 1000; // ToDo: Correctness frequency.
 277 #else
 278         // ToDo: Pentium Model (After HB).
 279
 280 #endif
 281
 282         event->set_frames_per_sec(FRAMES_PER_SEC);
 283         event->set_lines_per_frame(LINES_PER_FRAME);
 284
 285         set_machine_type(machine_id, cpu_id);
 286         // set contexts
 287         event->set_context_cpu(cpu, cpu_clock);
 288
 289         adc_in_ch = -1;
 290         line_in_ch = -1;
 291         modem_in_ch = -1;
 292         mic_in_ch = -1;
 293
 294         // Use pseudo mixer instead of event.Due to using ADC.
 295 #if 0
 296         line_mix_ch = -1;
 297         modem_mix_ch = -1;
 298         mic_mix_ch = -1;
 299         //line_mix_ch = mixer->set_context_sound(line_in);
 300         //modem_mix_ch = mixer->set_context_sound(modem_in);
 301         //mic_mix_ch = mixer->set_context_sound(mic_in);
 302         beep_mix_ch = mixer->set_context_sound(beep);
 303         pcm_mix_ch  = mixer->set_context_sound(rf5c68);
 304         opn2_mix_ch = mixer->set_context_sound(opn2);
 305         cdc_mix_ch = mixer->set_context_sound(cdrom);
 306         mixer->set_interpolate_filter_freq(pcm_mix_ch, 4000); // channel, freq; disable if freq <= 0.
 307         event->set_context_sound(mixer);
 308 #else
 309         // Temporally not use mixer.
 310         event->set_context_sound(beep);
 311         event->set_context_sound(opn2);
 312         event->set_context_sound(rf5c68);
 313         event->set_context_sound(cdrom);
 314 #endif
 315         fdc->set_context_noise_seek(seek_sound);
 316         fdc->set_context_noise_head_down(head_down_sound);
 317         fdc->set_context_noise_head_up(head_up_sound);
 318         event->set_context_sound(seek_sound);
 319         event->set_context_sound(head_down_sound);
 320         event->set_context_sound(head_up_sound);
 321
 322 #ifdef USE_DEBUGGER
 323         pit0->set_context_debugger(new DEBUGGER(this, emu));
 324         pit1->set_context_debugger(new DEBUGGER(this, emu));
 325 #endif
 326         pit0->set_context_ch0(timer, SIG_TIMER_CH0, 1);
 327         pit0->set_context_ch1(timer, SIG_TIMER_CH1, 1);
 328         pit0->set_context_ch2(beep,  SIG_PCM1BIT_SIGNAL, 1);
 329         pit0->set_constant_clock(0, 307200);
 330         pit0->set_constant_clock(1, 307200);
 331         pit0->set_constant_clock(2, 307200);
 332         pit1->set_constant_clock(0, 1229900);
 333         pit1->set_constant_clock(1, 1229900);
 334         pit1->set_constant_clock(2, 1229900);
 335 //      pic->set_context_cpu(cpu);
 336         pic->set_context_cpu(memory);
 337         fdc->set_context_irq(floppy, SIG_FLOPPY_IRQ, 1);
 338         rtc->set_context_data(timer, SIG_TIMER_RTC, 0x0f, 0);
 339         rtc->set_context_busy(timer, SIG_TIMER_RTC_BUSY, 0x80);
 340         scsi_host->set_context_irq(scsi, SIG_SCSI_IRQ, 1);
 341         scsi_host->set_context_drq(scsi, SIG_SCSI_DRQ, 1);
 342         scsi_host->set_context_drq(keyboard, SIG_KEYBOARD_BOOTSEQ_END, 1);
 343
 344         dma->set_context_memory(memory);
 345         dma->set_context_ch0(fdc);
 346         dma->set_context_ch1(scsi_host);
 347         //dma->set_context_ch2(printer);
 348         dma->set_context_ch3(cdrom);
 349         dma->set_context_tc1(scsi, SIG_SCSI_EOT, 0xffffffff);
 350         dma->set_context_tc3(cdrom, SIG_TOWNS_CDROM_DMAINT, 0xffffffff);
 351         dma->set_context_ack3(cdrom, SIG_TOWNS_CDROM_DMAACK, 0xffffffff);
 352
 353         dma->set_context_ube1(scsi_host, SIG_SCSI_16BIT_BUS, 0x02);
 354
 355         dma->set_context_child_dma(extra_dma);
 356
 357         floppy->set_context_fdc(fdc);
 358
 359         sprite->set_context_vram(vram);
 360         sprite->set_context_font(fontrom);
 361         sprite->set_context_crtc(crtc);
 362 #ifdef USE_DEBUGGER
 363         sprite->set_context_debugger(new DEBUGGER(this, emu));
 364 #endif
 365
 366         vram->set_context_sprite(sprite);
 367         vram->set_context_crtc(crtc);
 368
 369         planevram->set_context_vram(vram);
 370         planevram->set_context_sprite(sprite);
 371         planevram->set_context_crtc(crtc);
 372
 373         crtc->set_context_sprite(sprite);
 374         crtc->set_context_vram(vram);
 375         crtc->set_context_font(fontrom);
 376
 377         //e_volume[0]->set_context_ch0(line_in, MB87878_VOLUME_LEFT);
 378         //e_volume[0]->set_context_ch1(line_in, MB87878_VOLUME_RIGHT);
 379         //e_volume[0]->set_context_ch2(NULL, MB87878_VOLUME_LEFT);
 380         //e_volume[0]->set_context_ch3(NULL, MB87878_VOLUME_RIGHT);
 381 //      e_volume[1]->set_context_ch0(cdrom, MB87878_VOLUME_LEFT);
 382 //      e_volume[1]->set_context_ch1(cdrom, MB87878_VOLUME_RIGHT);
 383         //e_volume[1]->set_context_ch2(mic, MB87878_VOLUME_LEFT | MB87878_VOLUME_RIGHT);
 384         //e_volume[1]->set_context_ch3(modem, MB87878_VOLUME_LEFT | MB87878_VOLUME_RIGHT);
 385
 386         memory->set_context_cpu(cpu);
 387         memory->set_context_dmac(dma);
 388         memory->set_context_vram(vram);
 389         memory->set_context_planevram(planevram);
 390         memory->set_context_crtc(crtc);
 391         memory->set_context_system_rom(sysrom);
 392         memory->set_context_msdos(msdosrom);
 393         memory->set_context_dictionary(dictionary);
 394         memory->set_context_font_rom(fontrom);
 395         memory->set_context_timer(timer);
 396         memory->set_context_serial_rom(serialrom);
 397         memory->set_context_sprite(sprite);
 398         memory->set_context_pcm(rf5c68);
 399         memory->set_context_iccard(iccard1, 0);
 400         memory->set_context_iccard(iccard2, 1);
 401
 402         adpcm->set_context_opn2(opn2);
 403         adpcm->set_context_rf5c68(rf5c68);
 404         adpcm->set_context_adc(adc);
 405
 406         rf5c68->set_context_interrupt_boundary(adpcm, SIG_ADPCM_WRITE_INTERRUPT, 0xffffffff);
 407 #ifdef USE_DEBUGGER
 408         rf5c68->set_context_debugger(new DEBUGGER(this, emu));
 409 #endif
 410         opn2->set_context_irq(adpcm, SIG_ADPCM_OPX_INTR, 0xffffffff);
 411
 412         adc->set_sample_rate(19200);
 413         adc->set_sound_bank(-1);
 414         adc->set_context_interrupt(adpcm, SIG_ADPCM_ADC_INTR, 0xffffffff);
 415
 416         scsi->set_context_dma(dma);
 417         scsi->set_context_host(scsi_host);
 418         scsi->set_context_pic(pic);
 419         timer->set_context_pcm(beep);
 420         timer->set_context_rtc(rtc);
 421         timer->set_context_halt_line(cpu, SIG_CPU_HALTREQ, 0xffffffff);
 422
 423         joystick->set_context_mouse(mouse, SIG_MOUSE_STROBE, 0xff);
 424
 425         joystick->set_context_enable0(joypad[0], SIG_JOYPAD_ENABLE, 0xffffffff);
 426         joystick->set_context_enable1(joypad[1], SIG_JOYPAD_ENABLE, 0xffffffff);
 427         joystick->set_context_mask(joypad[0], SIG_JOYPAD_SELECT_BUS, 0x10); // Mouse0 or joypad0
 428         joystick->set_context_mask(joypad[1], SIG_JOYPAD_SELECT_BUS, 0x20); // Mouse1 or joypad1
 429         joystick->set_context_query(joypad[0], SIG_JOYPAD_QUERY, 0x1);
 430         joystick->set_context_query(joypad[1], SIG_JOYPAD_QUERY, 0x2);
 431
 432         joypad[0]->set_context_port_num(0);
 433         joypad[1]->set_context_port_num(1);
 434         joypad[0]->set_context_data(joystick, SIG_JOYPORT_CH0 | SIG_JOYPORT_TYPE_2BUTTONS | SIG_JOYPORT_DATA, 0xffffffff);
 435         joypad[1]->set_context_data(joystick, SIG_JOYPORT_CH1 | SIG_JOYPORT_TYPE_2BUTTONS | SIG_JOYPORT_DATA, 0xffffffff);
 436
 437         joypad[0]->set_context_com(joystick, SIG_JOYPORT_CH0 | SIG_JOYPORT_TYPE_2BUTTONS | SIG_JOYPORT_COM, 0xffffffff);
 438         joypad[1]->set_context_com(joystick, SIG_JOYPORT_CH1 | SIG_JOYPORT_TYPE_2BUTTONS | SIG_JOYPORT_COM, 0xffffffff);
 439         // cpu bus
 440         cpu->set_context_mem(memory);
 441         cpu->set_context_io(io);
 442         cpu->set_context_intr(pic);
 443         cpu->set_context_dma(dma);
 444         cpu->set_context_bios(NULL);
 445         cpu->set_context_extreset(memory, SIG_FMTOWNS_NOTIFY_RESET, 0xffffffff);
 446 #ifdef USE_DEBUGGER
 447         cpu->set_context_debugger(new DEBUGGER(this, emu));
 448 #endif
 449         // Interrupts
 450         // IRQ0  : TIMER
 451         // IRQ1  : KEYBOARD
 452         // IRQ2  : USART (ToDo)
 453         // IRQ3  : EXTRA USART (ToDo)
 454         // IRQ4  : EXTRA I/O (Maybe not implement)
 455         // IRQ5  : EXTRA I/O (Maybe not implement)
 456         // IRQ6  : FDC
 457         // IRQ7  : Deisy chain (to IRQ8 - 15)
 458         timer->set_context_intr_line(pic, SIG_I8259_CHIP0 | SIG_I8259_IR0, 0xffffffff);
 459         keyboard->set_context_intr_line(pic, SIG_I8259_CHIP0 | SIG_I8259_IR1, 0xffffffff);
 460         floppy->set_context_intr_line(pic, SIG_I8259_CHIP0 | SIG_I8259_IR6, 0xffffffff);
 461
 462         // IRQ8  : SCSI (-> scsi.cpp)
 463         // IRQ9  : CDC/CDROM
 464         // IRQ10 : EXTRA I/O (Maybe not implement)
 465         // IRQ11 : VSYNC
 466         // IRQ12 : PRINTER (ToDo)
 467         // IRQ13 : ADPCM AND OPN2 (Route to adpcm.cpp)
 468         // IRQ14 : EXTRA I/O (Maybe not implement)
 469         // IRQ15 : RESERVED.
 470         cdrom->set_context_mpuint_line(pic, SIG_I8259_CHIP1 | SIG_I8259_IR1, 0xffffffff);
 471         crtc->set_context_vsync(pic, SIG_I8259_CHIP1 | SIG_I8259_IR3, 0xffffffff);
 472         adpcm->set_context_intr_line(pic, SIG_I8259_CHIP1 | SIG_I8259_IR5, 0xffffffff);
 473
 474         // DMA0  : FDC/DRQ
 475         // DMA1  : SCSI (-> scsi.cpp)
 476         // DMA2  : PRINTER (ToDo)
 477         // DMA3  : CDC/CDROM
 478         // EXTRA DMA0 : EXTRA SLOT (Maybe not implement)
 479         // EXTRA DMA1 : Reserved
 480         // EXTRA DMA2 : Reserved
 481         // EXTRA DMA3 : Reserved
 482         fdc->set_context_drq(dma, SIG_UPD71071_CH0, 1);
 483         fdc->set_context_drq(keyboard, SIG_KEYBOARD_BOOTSEQ_END, 1);
 484         cdrom->set_context_drq_line(dma, SIG_UPD71071_CH3, 0xff);
 485         cdrom->set_context_drq_line(keyboard, SIG_KEYBOARD_BOOTSEQ_END, 1);
 486
 487         // NMI0 : KEYBOARD (RAS)
 488         // NMI1 : Extra SLOT (Maybe not implement)
 489         keyboard->set_context_nmi_line(memory, SIG_CPU_NMI, 0xffffffff);
 490
 491         cdrom->set_context_dmac(dma);
 492         // For Debugging, will remove 20200822 K.O
 493         cdrom->set_context_cpu(cpu);
 494
 495         // i/o bus
 496         io->set_iowait_range_rw(0x0000, 0xffff, 6); // ToDo: May variable wait.
 497
 498         io->set_iomap_alias_rw (0x0000, pic, I8259_ADDR_CHIP0 | 0);
 499         io->set_iomap_alias_rw (0x0002, pic, I8259_ADDR_CHIP0 | 1);
 500         io->set_iomap_alias_rw (0x0010, pic, I8259_ADDR_CHIP1 | 0);
 501         io->set_iomap_alias_rw (0x0012, pic, I8259_ADDR_CHIP1 | 1);
 502
 503         io->set_iomap_range_rw (0x0020, 0x0025, memory);
 504         io->set_iomap_range_rw (0x0026, 0x0027, timer);  // Freerun counter
 505         io->set_iomap_single_rw(0x0028, memory);
 506
 507         io->set_iomap_range_r  (0x0030, 0x0031, memory);        // cpu id / machine id
 508         io->set_iomap_single_rw(0x0032, memory);        // serial rom (routed from memory)
 509         io->set_iomap_single_r (0x0034, scsi);  // ENABLE/ UNABLE to WORD DMA for SCSI
 510
 511         io->set_iomap_alias_rw(0x0040, pit0, 0);
 512         io->set_iomap_alias_rw(0x0042, pit0, 1);
 513         io->set_iomap_alias_rw(0x0044, pit0, 2);
 514         io->set_iomap_alias_rw(0x0046, pit0, 3);
 515         io->set_iomap_alias_rw(0x0050, pit1, 0);
 516         io->set_iomap_alias_rw(0x0052, pit1, 1);
 517         io->set_iomap_alias_rw(0x0054, pit1, 2);
 518         io->set_iomap_alias_rw(0x0056, pit1, 3);
 519
 520         io->set_iomap_single_rw(0x0060, timer); // Beep and interrupts register
 521         io->set_iomap_single_rw(0x0068, timer); // Interval timer register2 (after Towns 10F).
 522         io->set_iomap_single_rw(0x006a, timer); // Interval timer register2 (after Towns 10F).
 523         io->set_iomap_single_rw(0x006b, timer); // Interval timer register2 (after Towns 10F).
 524         io->set_iomap_single_rw(0x006c, timer); // 1uS wait register (after Towns 10F).
 525
 526         io->set_iomap_single_rw(0x0070, timer); // RTC DATA
 527         io->set_iomap_single_w (0x0080, timer); // RTC COMMAND
 528
 529         io->set_iomap_range_rw (0x00a0, 0x00af, dma);
 530         io->set_iomap_range_rw (0x00b0, 0x00bf, extra_dma);
 531
 532         io->set_iomap_single_rw(0x00c0, memory);   // CACHE CONTROLLER
 533         io->set_iomap_single_rw(0x00c2, memory);   // CACHE CONTROLLER
 534
 535         io->set_iomap_alias_rw (0x0200, fdc, 0);  // STATUS/COMMAND
 536         io->set_iomap_alias_rw (0x0202, fdc, 1);  // TRACK
 537         io->set_iomap_alias_rw (0x0204, fdc, 2);  // SECTOR
 538         io->set_iomap_alias_rw (0x0206, fdc, 3);  // DATA
 539         io->set_iomap_single_rw(0x0208, floppy);  // DRIVE STATUS / DRIVE CONTROL
 540         io->set_iomap_single_rw(0x020c, floppy);  // DRIVE SELECT
 541         io->set_iomap_single_r (0x020d, floppy);  // FDDVEXT (after HG/HR).
 542         io->set_iomap_single_rw(0x020e, floppy);  // Towns drive SW
 543
 544         io->set_iomap_range_rw (0x0400, 0x0404, memory); // System Status
 545 //      io->set_iomap_range_rw (0x0406, 0x043f, memory); // Reserved
 546
 547         io->set_iomap_range_rw(0x0440, 0x0443, crtc); // CRTC
 548         io->set_iomap_range_rw(0x0448, 0x044f, crtc); // VIDEO OUT (CRTC)
 549
 550         io->set_iomap_range_rw(0x0450, 0x0452, sprite); // SPRITE
 551
 552         io->set_iomap_single_rw(0x0458, vram);         // VRAM ACCESS CONTROLLER (ADDRESS)
 553         io->set_iomap_range_rw (0x045a, 0x045b, vram); // VRAM ACCESS CONTROLLER (DATA)
 554
 555         io->set_iomap_single_rw(0x0480, memory); //  MEMORY REGISTER
 556         io->set_iomap_single_rw(0x0484, dictionary); // Dictionary
 557
 558         io->set_iomap_alias_r(0x48a, iccard1, 0); //
 559         //io->set_iomap_alias_rw(0x490, memory_card); // After Towns2
 560         //io->set_iomap_alias_rw(0x491, memory_card); // After Towns2
 561
 562         io->set_iomap_range_rw(0x04c0, 0x04c6, cdrom); // CDROM
 563         io->set_iomap_range_r (0x04cc, 0x04cd, cdrom); // CDROM
 564         // PAD, Sound
 565
 566         io->set_iomap_single_r(0x04d0, joystick); // Pad1
 567         io->set_iomap_single_r(0x04d2, joystick); // Pad 2
 568         io->set_iomap_single_w(0x04d6, joystick); // Pad out
 569
 570         io->set_iomap_single_rw(0x04d5, adpcm); // mute
 571         // OPN2(YM2612)
 572         io->set_iomap_alias_rw(0x04d8, opn2, 0); // STATUS(R)/Addrreg 0(W)
 573         io->set_iomap_alias_w (0x04da, opn2, 1);  // Datareg 0(W)
 574         io->set_iomap_alias_w (0x04dc, opn2, 2);  // Addrreg 1(W)
 575         io->set_iomap_alias_w (0x04de, opn2, 3);  // Datareg 1(W)
 576         // Electrical volume
 577 //      io->set_iomap_alias_rw(0x04e0, e_volume[0], 0);
 578 //      io->set_iomap_alias_rw(0x04e1, e_volume[0], 1);
 579 //      io->set_iomap_alias_rw(0x04e2, e_volume[1], 0);
 580 //      io->set_iomap_alias_rw(0x04e3, e_volume[1], 1);
 581
 582         // ADPCM
 583         io->set_iomap_range_rw(0x04e7, 0x04ec, adpcm); // A/D SAMPLING DATA REG
 584         io->set_iomap_range_rw(0x04f0, 0x04f8, rf5c68); // A/D SAMPLING DATA REG
 585
 586         io->set_iomap_single_rw(0x05c0, memory); // NMI MASK
 587         io->set_iomap_single_r (0x05c2, memory);  // NMI STATUS
 588         io->set_iomap_single_r (0x05c8, sprite); // TVRAM EMULATION
 589         io->set_iomap_single_w (0x05ca, crtc); // VSYNC INTERRUPT
 590
 591         io->set_iomap_single_rw(0x05e0, memory); // Hidden MEMORY WAIT REGISTER from AB.COM (Towns 1/2)
 592         io->set_iomap_single_rw(0x05e2, memory); // Hidden MEMORY WAIT REGISTER from AB.COM (After Towns 1H/1F/2H/2F )
 593         io->set_iomap_single_rw(0x05e8, memory); // RAM capacity register.(later Towns1H/2H/1F/2F).
 594         io->set_iomap_single_rw(0x05ec, memory); // RAM Wait register , ofcially after Towns2, but exists after Towns1H.
 595         io->set_iomap_single_r (0x05ed, memory); // Maximum clock register (After HR/HG).
 596         io->set_iomap_single_rw(0x05ee, vram);   // VRAM CACHE CONTROLLER
 597
 598         io->set_iomap_single_rw(0x0600, keyboard);
 599         io->set_iomap_single_rw(0x0602, keyboard);
 600         io->set_iomap_single_rw(0x0604, keyboard);
 601
 602         //io->set_iomap_single_rw(0x0800, printer);
 603         //io->set_iomap_single_rw(0x0802, printer);
 604         //io->set_iomap_single_rw(0x0804, printer);
 605
 606         io->set_iomap_alias_rw (0x0a00, sio, 0);
 607         io->set_iomap_alias_rw (0x0a02, sio, 1);
 608 //      io->set_iomap_single_r (0x0a04, serial);
 609 //      io->set_iomap_single_r (0x0a06, serial);
 610 //      io->set_iomap_single_w (0x0a08, serial);
 611 //      io->set_iomap_single_rw(0x0a0a, modem);
 612
 613         io->set_iomap_single_rw(0x0c30, scsi);
 614         io->set_iomap_single_rw(0x0c32, scsi);
 615         io->set_iomap_single_r (0x0c34, scsi);
 616
 617         io->set_iomap_range_rw (0x3000, 0x3fff, dictionary); // CMOS
 618
 619         io->set_iomap_range_rw (0xfd90, 0xfda0, crtc);  // Palette and CRTC
 620         io->set_iomap_single_r (0xfda2, crtc);  // CRTC
 621         io->set_iomap_single_rw(0xfda4, memory);        // memory
 622
 623         io->set_iomap_range_rw (0xff80, 0xff83, planevram);     // MMIO
 624         io->set_iomap_single_r (0xff84, planevram);     // MMIO
 625         io->set_iomap_single_rw(0xff86, planevram);     // MMIO
 626         io->set_iomap_single_rw(0xff88, memory);        // MMIO
 627         io->set_iomap_range_rw (0xff94, 0xff99, memory);        // MMIO
 628         io->set_iomap_range_r  (0xff9c, 0xff9d, memory);        // MMIO
 629         io->set_iomap_single_rw(0xff9e, memory);        // MMIO
 630         io->set_iomap_single_rw(0xffa0, planevram);     // MMIO
 631
 632 //      io->set_iomap_range_w (0xff94, 0xff95, fontrom);
 633 //      io->set_iomap_range_r (0xff96, 0xff97, fontrom);
 634
 635         // Vram allocation may be before initialize().
 636         // initialize all devices
 637 #if defined(__GIT_REPO_VERSION)
 638         strncpy(_git_revision, __GIT_REPO_VERSION, sizeof(_git_revision) - 1);
 639 #endif
 640         // ToDo : Use config framework
 641         int exram_size = config.current_ram_size;
 642         if(exram_size < 1) {
 643                 if(machine_id < 0x0200) { // Model1 - 2H
 644                         exram_size = 6;
 645                 } else if(machine_id == 0x0500) { // CX
 646                         exram_size = 15;
 647                 } else if(machine_id < 0x0700) {  // 10F,20H
 648                         exram_size = 8;
 649                 } else if(machine_id == 0x0800) { // HG
 650                         exram_size = 15;
 651                 } else {
 652                         exram_size = 31;
 653                 }
 654         }
 655         if(exram_size < MIN_RAM_SIZE) {
 656                 exram_size = MIN_RAM_SIZE;
 657         }
 658
 659         memory->set_extra_ram_size(exram_size);
 660
 661 #if defined(WITH_I386SX)
 662         cpu->device_model = INTEL_80386;
 663 #elif defined(WITH_I486SX)
 664         cpu->device_model = INTEL_I486SX;
 665 #elif defined(WITH_I486DX)
 666         cpu->device_model = INTEL_I486DX;
 667 #elif defined(WITH_PENTIUM)
 668         cpu->device_model = INTEL_PENTIUM;
 669 #else
 670         // I386
 671         cpu->device_model = INTEL_80386;
 672 #endif
 673
 674         for(DEVICE* device = first_device; device; device = device->next_device) {
 675                 device->initialize();
 676         }
 677 //      cpu->set_address_mask(0xffffffff);
 678 }
 679
 680 VM::~VM()
 681 {
 682         // delete all devices
 683         for(DEVICE* device = first_device; device;) {
 684                 DEVICE *next_device = device->next_device;
 685 //              printf("DEVID=%d\n", device->this_device_id);
 686                 device->release();
 687                 delete device;
 688                 device = next_device;
 689         }
 690 }
 691
 692 DEVICE* VM::get_device(int id)
 693 {
 694         for(DEVICE* device = first_device; device; device = device->next_device) {
 695                 if(device->this_device_id == id) {
 696                         return device;
 697                 }
 698         }
 699         return NULL;
 700 }
 701
 702 void VM::set_machine_type(uint16_t machine_id, uint16_t cpu_id)
 703 {
 704         if(memory != NULL) {
 705                 memory->set_cpu_id(cpu_id);
 706                 memory->set_machine_id(machine_id);
 707         }
 708         if(crtc != NULL) {
 709                 crtc->set_cpu_id(cpu_id);
 710                 crtc->set_machine_id(machine_id);
 711         }
 712         if(timer != NULL) {
 713                 timer->set_cpu_id(cpu_id);
 714                 timer->set_machine_id(machine_id);
 715         }
 716         if(cdrom != NULL) {
 717                 cdrom->set_cpu_id(cpu_id);
 718                 cdrom->set_machine_id(machine_id);
 719         }
 720         if(scsi != NULL) {
 721                 scsi->set_cpu_id(cpu_id);
 722                 scsi->set_machine_id(machine_id);
 723         }
 724         if(serialrom != NULL) {
 725                 serialrom->set_cpu_id(cpu_id);
 726                 serialrom->set_machine_id(machine_id);
 727         }
 728         if(floppy != NULL) {
 729                 floppy->set_cpu_id(cpu_id);
 730                 floppy->set_machine_id(machine_id);
 731         }
 732 #if defined(HAS_20PIX_FONTS)
 733         if(fontrom_20pix != NULL) {
 734                 fontrom_20pix->set_cpu_id(cpu_id);
 735                 fontrom_20pix->set_machine_id(machine_id);
 736         }
 737 #endif
 738         if(vram != NULL) {
 739                 vram->set_cpu_id(cpu_id);
 740                 vram->set_machine_id(machine_id);
 741         }
 742
 743 }
 744
 745
 746 // ----------------------------------------------------------------------------
 747 // drive virtual machine
 748 // ----------------------------------------------------------------------------
 749
 750 void VM::reset()
 751 {
 752         // reset all devices
 753         boot_seq = true;
 754         for(DEVICE* device = first_device; device; device = device->next_device) {
 755                 device->reset();
 756         }
 757 //      cpu->set_address_mask(0xffffffff);
 758 }
 759
 760 void VM::special_reset(int num)
 761 {
 762         // reset all devices
 763         boot_seq = true;
 764
 765         for(DEVICE* device = first_device; device; device = device->next_device) {
 766                 device->reset();
 767         }
 768         keyboard->special_reset(num);
 769
 770 //      cpu->set_address_mask(0xffffffff);
 771 }
 772
 773 void VM::run()
 774 {
 775         event->drive();
 776 }
 777
 778 // ----------------------------------------------------------------------------
 779 // debugger
 780 // ----------------------------------------------------------------------------
 781
 782 #ifdef USE_DEBUGGER
 783 DEVICE *VM::get_cpu(int index)
 784 {
 785         if(index == 0) {
 786                 return cpu;
 787         }
 788         return NULL;
 789 }
 790 #endif
 791
 792 // ----------------------------------------------------------------------------
 793 // draw screen
 794 // ----------------------------------------------------------------------------
 795
 796 void VM::draw_screen()
 797 {
 798         crtc->draw_screen();
 799 }
 800
 801 uint32_t VM::is_floppy_disk_accessed()
 802 {
 803         uint32_t val = fdc->read_signal(0);
 804         if(boot_seq) {
 805                 if(val != 0) {
 806                         keyboard->write_signal(SIG_KEYBOARD_BOOTSEQ_END, 0xffffffff, 0xffffffff);
 807                         boot_seq = false;
 808                 }
 809         }
 810         return val;
 811 }
 812
 813 // ----------------------------------------------------------------------------
 814 // soud manager
 815 // ----------------------------------------------------------------------------
 816
 817 void VM::initialize_sound(int rate, int samples)
 818 {
 819         emu->lock_vm();
 820         // init sound manager
 821         event->initialize_sound(rate, samples);
 822
 823         // init sound gen
 824         beep->initialize_sound(rate, 8000);
 825
 826         // init OPN2
 827         // MASTER CLOCK MAYBE 600KHz * 12 = 7200KHz .
 828         // From FM-Towns Technical Databook (Rev.2), Page 201
 829         opn2->initialize_sound(rate, (int)(600.0e3 * 12.0) , samples, 0.0, 0.0);
 830         //opn2->initialize_sound(rate, (int)(8000.0e3) , samples, 0.0, 0.0);
 831         //opn2->initialize_sound(rate, (int)(600.0e3 * 6.0) , samples, 0.0, 0.0);
 832
 833         // init PCM
 834         rf5c68->initialize_sound(rate, samples);
 835
 836         // add_sound_in_source() must add after per initialize_sound().
 837         adc_in_ch = event->add_sound_in_source(rate, samples, 2);
 838         adc->set_sample_rate(19200);
 839         adc->set_sound_bank(adc_in_ch);
 840 #if 0
 841         mixer->set_context_out_line(adc_in_ch);
 842         mixer->set_context_sample_out(adc_in_ch, rate, samples); // Must be 2ch.
 843         // ToDo: Check recording sample rate & channels.
 844         mic_in_ch = event->add_sound_in_source(rate, samples, 2);
 845         mixer->set_context_mic_in(mic_in_ch, rate, samples);
 846
 847         line_in_ch = event->add_sound_in_source(rate, samples, 2);
 848         mixer->set_context_line_in(line_in_ch, rate, samples);
 849 #endif
 850         emu->unlock_vm();
 851 }
 852
 853 uint16_t* VM::create_sound(int* extra_frames)
 854 {
 855         return event->create_sound(extra_frames);
 856 }
 857
 858 int VM::get_sound_buffer_ptr()
 859 {
 860         return event->get_sound_buffer_ptr();
 861 }
 862
 863 void VM::clear_sound_in()
 864 {
 865         event->clear_sound_in_source(adc_in_ch);
 866         event->clear_sound_in_source(mic_in_ch);
 867         event->clear_sound_in_source(line_in_ch);
 868         return;
 869 }
 870
 871 int VM::get_sound_in_data(int ch, int32_t* dst, int expect_samples, int expect_rate, int expect_channels)
 872 {
 873         if(dst == NULL) return 0;
 874         if(expect_samples <= 0) return 0;
 875         int n_ch = -1;
 876         switch(ch) {
 877         case 0x00:
 878                 n_ch = line_in_ch;
 879                 break;
 880         case 0x01:
 881                 n_ch = mic_in_ch;
 882                 break;
 883         case 0x100:
 884                 n_ch = adc_in_ch;
 885                 break;
 886         }
 887         if(n_ch < 0) return 0;
 888         int samples = event->get_sound_in_data(n_ch, dst, expect_samples, expect_rate, expect_channels);
 889         return samples;
 890 }
 891
 892 // Write to event's buffer
 893 int VM::sound_in(int ch, int32_t* src, int samples)
 894 {
 895         if(ch < 0) return 0;
 896         if(ch >= 2) return 0;
 897         int n_ch = -1;
 898         switch(ch) {
 899         case 0x100:  // ADC in from MIXER, not connected.
 900                 break;
 901         case 0x00: // LINE
 902                 n_ch = line_in_ch;
 903                 break;
 904         case 0x01: // MIC
 905                 n_ch = mic_in_ch;
 906                 break;
 907         }
 908         if(n_ch < 0) return 0;
 909
 910         int ss = 0;
 911         {
 912                 emu->lock_vm();
 913                 ss =  event->write_sound_in_buffer(n_ch, src, samples);
 914                 emu->unlock_vm();
 915
 916         }
 917         return ss;
 918 }
 919
 920 #if defined(USE_HARD_DISK)
 921 void VM::open_hard_disk(int drv, const _TCHAR* file_path)
 922 {
 923         if((drv < USE_HARD_DISK) && (drv < 8) && (drv >= 0)) {
 924                 if(scsi_hdd[drv] != NULL) {
 925                         scsi_hdd[drv]->open(0, file_path, 512);
 926                 }
 927         }
 928 }
 929
 930 void VM::close_hard_disk(int drv)
 931 {
 932         if((drv < USE_HARD_DISK) && (drv < 8) && (drv >= 0)) {
 933                 if(scsi_hdd[drv] != NULL) {
 934                         scsi_hdd[drv]->close(0);
 935                 }
 936         }
 937 }
 938
 939 bool VM::is_hard_disk_inserted(int drv)
 940 {
 941         if((drv < USE_HARD_DISK) && (drv < 8) && (drv >= 0)) {
 942                 if(scsi_hdd[drv] != NULL) {
 943                         return scsi_hdd[drv]->mounted(0);
 944                 }
 945         }
 946         return false;
 947 }
 948
 949 uint32_t VM::is_hard_disk_accessed()
 950 {
 951         uint32_t status = 0;
 952
 953         for(int drv = 0; drv < USE_HARD_DISK; drv++) {
 954                 if(scsi_hdd[drv] != NULL) {
 955                         if(scsi_hdd[drv]->accessed(0)) {
 956                                 status |= 1 << drv;
 957                         }
 958                 }
 959         }
 960         if(boot_seq) {
 961                 if(status != 0) {
 962                         keyboard->write_signal(SIG_KEYBOARD_BOOTSEQ_END, 0xffffffff, 0xffffffff);
 963                         boot_seq = false;
 964                 }
 965         }
 966         return status;
 967 }
 968 #endif // USE_HARD_DISK
 969
 970 void VM::open_compact_disc(int drv, const _TCHAR* file_path)
 971 {
 972         cdrom->open(file_path);
 973 }
 974
 975 void VM::close_compact_disc(int drv)
 976 {
 977         cdrom->close();
 978 }
 979
 980 bool VM::is_compact_disc_inserted(int drv)
 981 {
 982         return cdrom->mounted();
 983 }
 984
 985 uint32_t VM::is_compact_disc_accessed()
 986 {
 987         uint32_t status = cdrom->accessed();
 988         if(boot_seq) {
 989                 if(status != 0) {
 990                         keyboard->write_signal(SIG_KEYBOARD_BOOTSEQ_END, 0xffffffff, 0xffffffff);
 991                         boot_seq = false;
 992                 }
 993         }
 994         return status;
 995 }
 996
 997 #ifdef USE_SOUND_VOLUME
 998 void VM::set_sound_device_volume(int ch, int decibel_l, int decibel_r)
 999 {
1000 #ifndef HAS_LINEIN_SOUND
1001 //      if(ch >= 7) ch++;
1002 #endif
1003 #ifndef HAS_MIC_SOUND
1004 //      if(ch >= 8) ch++;
1005 #endif
1006 #ifndef HAS_MODEM_SOUND
1007 //      if(ch >= 9) ch++;
1008 #endif
1009 #ifndef HAS_2ND_ADPCM
1010 //      if(ch >= 10) ch++;
1011 #endif
1012 #if 0
1013         if(ch == 0) { // BEEP
1014                 mixer->set_volume(beep_mix_ch, decibel_l, decibel_r);
1015         }
1016         else if(ch == 1) { // CD-ROM
1017                 //e_volume[1]->set_volume(0, decibel_l);
1018                 //e_volume[1]->set_volume(1, decibel_r);
1019                 mixer->set_volume(cdc_mix_ch, decibel_l, decibel_r);
1020         }
1021         else if(ch == 2) { // OPN2
1022                 mixer->set_volume(opn2_mix_ch, decibel_l, decibel_r);
1023         }
1024         else if(ch == 3) { // ADPCM
1025                 mixer->set_volume(pcm_mix_ch, decibel_l, decibel_r);
1026         }
1027         else if(ch == 4) { // LINE IN
1028                 //mixer->set_volume(line_mix_ch, decibel_l, decibel_r);
1029         }
1030         else if(ch == 5) { // MIC
1031                 //mic->set_volume(0, (decibel_l + decibel_r) / 2);
1032         }
1033         else if(ch == 6) { // MODEM
1034                 //modem->set_volume(0, (decibel_l + decibel_r) / 2);
1035         }
1036 #ifdef HAS_2ND_ADPCM
1037         else if(ch == 7) { // ADPCM
1038                 adpcm2->set_volume(0, decibel_l, decibel_r);
1039         }
1040 #endif
1041         else if(ch == 8) { // FDD
1042                 fdc->set_volume(0, decibel_l, decibel_r);
1043         }
1044         else if(ch == 9) { // HDD(ToDo)
1045                 fdc->set_volume(0, decibel_l, decibel_r);
1046         }
1047 #else
1048         if(ch == 0) { // BEEP
1049                 beep->set_volume(0, decibel_l, decibel_r);
1050         }
1051         else if(ch == 1) { // CD-ROM
1052                 cdrom->set_volume(0, decibel_l, decibel_r);
1053         }
1054         else if(ch == 2) { // OPN2
1055                 opn2->set_volume(0, decibel_l, decibel_r);
1056         }
1057         else if(ch == 3) { // ADPCM
1058                 rf5c68->set_volume(0, decibel_l, decibel_r);
1059         }
1060         else if(ch == 4) { // SEEK, HEAD UP / DOWN
1061                 seek_sound->set_volume(0, decibel_l, decibel_r);
1062                 head_up_sound->set_volume(0, decibel_l, decibel_r);
1063                 head_down_sound->set_volume(0, decibel_l, decibel_r);
1064         }
1065
1066 #endif
1067 }
1068 #endif
1069
1070 // ----------------------------------------------------------------------------
1071 // notify key
1072 // ----------------------------------------------------------------------------
1073
1074 void VM::key_down(int code, bool repeat)
1075 {
1076         keyboard->key_down(code);
1077 }
1078
1079 void VM::key_up(int code)
1080 {
1081         keyboard->key_up(code);
1082 }
1083
1084 // ----------------------------------------------------------------------------
1085 // user interface
1086 // ----------------------------------------------------------------------------
1087 void VM::open_cart(int drv, const _TCHAR* file_path)
1088 {
1089         switch(drv) {
1090         case 0:
1091                 if(iccard1 != NULL) {
1092                         iccard1->open_cart(file_path);
1093                 }
1094                 break;
1095         case 1:
1096                 if(iccard2 != NULL) {
1097                         iccard2->open_cart(file_path);
1098                 }
1099                 break;
1100         }
1101 }
1102
1103 void VM::close_cart(int drv)
1104 {
1105         switch(drv) {
1106         case 0:
1107                 if(iccard1 != NULL) {
1108                         iccard1->close_cart();
1109                 }
1110                 break;
1111         case 1:
1112                 if(iccard2 != NULL) {
1113                         iccard2->close_cart();
1114                 }
1115                 break;
1116         }
1117 }
1118
1119 bool VM::is_cart_inserted(int drv)
1120 {
1121         switch(drv) {
1122         case 0:
1123                 if(iccard1 != NULL) {
1124                         return iccard1->is_cart_inserted();
1125                 }
1126                 break;
1127         case 1:
1128                 if(iccard2 != NULL) {
1129                         return iccard2->is_cart_inserted();
1130                 }
1131                 break;
1132         }
1133         return false;
1134 }
1135
1136 void VM::open_floppy_disk(int drv, const _TCHAR* file_path, int bank)
1137 {
1138
1139         fdc->open_disk(drv, file_path, bank);
1140         floppy->change_disk(drv);
1141 }
1142
1143 void VM::close_floppy_disk(int drv)
1144 {
1145         fdc->close_disk(drv);
1146 //      floppy->change_disk(drv);
1147 }
1148
1149 bool VM::is_floppy_disk_inserted(int drv)
1150 {
1151         return fdc->is_disk_inserted(drv);
1152 }
1153
1154 void VM::is_floppy_disk_protected(int drv, bool value)
1155 {
1156         fdc->is_disk_protected(drv, value);
1157 }
1158
1159 bool VM::is_floppy_disk_protected(int drv)
1160 {
1161         return fdc->is_disk_protected(drv);
1162 }
1163
1164 bool VM::is_frame_skippable()
1165 {
1166         return event->is_frame_skippable();
1167 }
1168
1169 void VM::update_config()
1170 {
1171         for(DEVICE* device = first_device; device; device = device->next_device) {
1172                 device->update_config();
1173         }
1174 }
1175
1176 double VM::get_current_usec()
1177 {
1178         if(event == NULL) return 0.0;
1179         return event->get_current_usec();
1180 }
1181
1182 uint64_t VM::get_current_clock_uint64()
1183 {
1184                 if(event == NULL) return (uint64_t)0;
1185                 return event->get_current_clock_uint64();
1186 }
1187
1188 #define STATE_VERSION   3
1189
1190 bool VM::process_state(FILEIO* state_fio, bool loading)
1191 {
1192         if(!state_fio->StateCheckUint32(STATE_VERSION)) {
1193                 return false;
1194         }
1195         for(DEVICE* device = first_device; device; device = device->next_device) {
1196                 // Note: typeid(foo).name is fixed by recent ABI.Not decr. 6.
1197                 // const char *name = typeid(*device).name();
1198                 //       But, using get_device_name() instead of typeid(foo).name() 20181008 K.O
1199                 const char *name = device->get_device_name();
1200                 int len = (int)strlen(name);
1201                 if(!state_fio->StateCheckInt32(len)) {
1202                         return false;
1203                 }
1204                 if(!state_fio->StateCheckBuffer(name, len, 1)) {
1205                         return false;
1206                 }
1207                 if(!device->process_state(state_fio, loading)) {
1208                         if(loading) {
1209                                 printf("Data loading Error: DEVID=%d\n", device->this_device_id);
1210                         }
1211                         return false;
1212                 }
1213         }
1214         // Machine specified.
1215         state_fio->StateValue(beep_mix_ch);
1216         state_fio->StateValue(cdc_mix_ch);
1217         state_fio->StateValue(opn2_mix_ch);
1218         state_fio->StateValue(pcm_mix_ch);
1219         state_fio->StateValue(line_mix_ch);
1220         state_fio->StateValue(modem_mix_ch);
1221         state_fio->StateValue(mic_mix_ch);
1222
1223         state_fio->StateValue(boot_seq);
1224
1225         return true;
1226 }
1227