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_alias_rw (0x0200, fdc, 0);  // STATUS/COMMAND
 533         io->set_iomap_alias_rw (0x0202, fdc, 1);  // TRACK
 534         io->set_iomap_alias_rw (0x0204, fdc, 2);  // SECTOR
 535         io->set_iomap_alias_rw (0x0206, fdc, 3);  // DATA
 536         io->set_iomap_single_rw(0x0208, floppy);  // DRIVE STATUS / DRIVE CONTROL
 537         io->set_iomap_single_rw(0x020c, floppy);  // DRIVE SELECT
 538         io->set_iomap_single_rw(0x020e, floppy);  // Towns drive SW
 539
 540         io->set_iomap_range_rw (0x0400, 0x0404, memory); // System Status
 541 //      io->set_iomap_range_rw (0x0406, 0x043f, memory); // Reserved
 542
 543         io->set_iomap_range_rw(0x0440, 0x0443, crtc); // CRTC
 544         io->set_iomap_range_rw(0x0448, 0x044f, crtc); // VIDEO OUT (CRTC)
 545
 546         io->set_iomap_range_rw(0x0450, 0x0452, sprite); // SPRITE
 547
 548         io->set_iomap_single_rw(0x0458, vram);         // VRAM ACCESS CONTROLLER (ADDRESS)
 549         io->set_iomap_range_rw (0x045a, 0x045b, vram); // VRAM ACCESS CONTROLLER (DATA)
 550
 551         io->set_iomap_single_rw(0x0480, memory); //  MEMORY REGISTER
 552         io->set_iomap_single_rw(0x0484, dictionary); // Dictionary
 553
 554         io->set_iomap_alias_r(0x48a, iccard1, 0); //
 555         //io->set_iomap_alias_rw(0x490, memory_card); // After Towns2
 556         //io->set_iomap_alias_rw(0x491, memory_card); // After Towns2
 557
 558         io->set_iomap_range_rw(0x04c0, 0x04c6, cdrom); // CDROM
 559         io->set_iomap_range_r (0x04cc, 0x04cd, cdrom); // CDROM
 560         // PAD, Sound
 561
 562         io->set_iomap_single_r(0x04d0, joystick); // Pad1
 563         io->set_iomap_single_r(0x04d2, joystick); // Pad 2
 564         io->set_iomap_single_w(0x04d6, joystick); // Pad out
 565
 566         io->set_iomap_single_rw(0x04d5, adpcm); // mute
 567         // OPN2(YM2612)
 568         io->set_iomap_alias_rw(0x04d8, opn2, 0); // STATUS(R)/Addrreg 0(W)
 569         io->set_iomap_alias_w (0x04da, opn2, 1);  // Datareg 0(W)
 570         io->set_iomap_alias_w (0x04dc, opn2, 2);  // Addrreg 1(W)
 571         io->set_iomap_alias_w (0x04de, opn2, 3);  // Datareg 1(W)
 572         // Electrical volume
 573 //      io->set_iomap_alias_rw(0x04e0, e_volume[0], 0);
 574 //      io->set_iomap_alias_rw(0x04e1, e_volume[0], 1);
 575 //      io->set_iomap_alias_rw(0x04e2, e_volume[1], 0);
 576 //      io->set_iomap_alias_rw(0x04e3, e_volume[1], 1);
 577
 578         // ADPCM
 579         io->set_iomap_range_rw(0x04e7, 0x04ec, adpcm); // A/D SAMPLING DATA REG
 580         io->set_iomap_range_rw(0x04f0, 0x04f8, rf5c68); // A/D SAMPLING DATA REG
 581
 582         io->set_iomap_single_rw(0x05c0, memory); // NMI MASK
 583         io->set_iomap_single_r (0x05c2, memory);  // NMI STATUS
 584         io->set_iomap_single_r (0x05c8, sprite); // TVRAM EMULATION
 585         io->set_iomap_single_w (0x05ca, crtc); // VSYNC INTERRUPT
 586         io->set_iomap_single_rw(0x05e0, memory); //  MEMORY WAIT REGISTER ffrom AB.COM
 587         io->set_iomap_single_rw(0x05e2, memory); // MEMORY WAIT REGISTER ffrom AB.COM
 588         io->set_iomap_single_rw(0x05e8, memory); // RAM capacity register.(later Towns1H/2H/1F/2F).
 589         io->set_iomap_single_rw(0x05ec, memory); // RAM Wait register , ofcially after Towns2, but exists after Towns1H.
 590         io->set_iomap_single_r (0x05ed, memory); // RAM Wait register , ofcially after Towns2, but exists after Towns1H.
 591
 592         io->set_iomap_single_rw(0x0600, keyboard);
 593         io->set_iomap_single_rw(0x0602, keyboard);
 594         io->set_iomap_single_rw(0x0604, keyboard);
 595
 596         //io->set_iomap_single_rw(0x0800, printer);
 597         //io->set_iomap_single_rw(0x0802, printer);
 598         //io->set_iomap_single_rw(0x0804, printer);
 599
 600         io->set_iomap_alias_rw (0x0a00, sio, 0);
 601         io->set_iomap_alias_rw (0x0a02, sio, 1);
 602 //      io->set_iomap_single_r (0x0a04, serial);
 603 //      io->set_iomap_single_r (0x0a06, serial);
 604 //      io->set_iomap_single_w (0x0a08, serial);
 605 //      io->set_iomap_single_rw(0x0a0a, modem);
 606
 607         io->set_iomap_single_rw(0x0c30, scsi);
 608         io->set_iomap_single_rw(0x0c32, scsi);
 609         io->set_iomap_single_r (0x0c34, scsi);
 610
 611         io->set_iomap_range_rw (0x3000, 0x3fff, dictionary); // CMOS
 612
 613         io->set_iomap_range_rw (0xfd90, 0xfda0, crtc);  // Palette and CRTC
 614         io->set_iomap_single_r (0xfda2, crtc);  // CRTC
 615         io->set_iomap_single_rw(0xfda4, memory);        // memory
 616
 617         io->set_iomap_range_rw (0xff80, 0xff83, planevram);     // MMIO
 618         io->set_iomap_single_r (0xff84, planevram);     // MMIO
 619         io->set_iomap_single_rw(0xff86, planevram);     // MMIO
 620         io->set_iomap_single_rw(0xff88, memory);        // MMIO
 621         io->set_iomap_range_rw (0xff94, 0xff99, memory);        // MMIO
 622         io->set_iomap_range_r  (0xff9c, 0xff9d, memory);        // MMIO
 623         io->set_iomap_single_rw(0xff9e, memory);        // MMIO
 624         io->set_iomap_single_rw(0xffa0, planevram);     // MMIO
 625
 626 //      io->set_iomap_range_w (0xff94, 0xff95, fontrom);
 627 //      io->set_iomap_range_r (0xff96, 0xff97, fontrom);
 628
 629         // Vram allocation may be before initialize().
 630         // initialize all devices
 631 #if defined(__GIT_REPO_VERSION)
 632         strncpy(_git_revision, __GIT_REPO_VERSION, sizeof(_git_revision) - 1);
 633 #endif
 634         // ToDo : Use config framework
 635         int exram_size = config.current_ram_size;
 636         if(exram_size < 1) {
 637                 if(machine_id < 0x0200) { // Model1 - 2H
 638                         exram_size = 6;
 639                 } else if(machine_id == 0x0500) { // CX
 640                         exram_size = 15;
 641                 } else if(machine_id < 0x0700) {  // 10F,20H
 642                         exram_size = 8;
 643                 } else if(machine_id == 0x0800) { // HG
 644                         exram_size = 15;
 645                 } else {
 646                         exram_size = 31;
 647                 }
 648         }
 649         if(exram_size < MIN_RAM_SIZE) {
 650                 exram_size = MIN_RAM_SIZE;
 651         }
 652
 653         memory->set_extra_ram_size(exram_size);
 654
 655 #if defined(WITH_I386SX)
 656         cpu->device_model = INTEL_80386;
 657 #elif defined(WITH_I486SX)
 658         cpu->device_model = INTEL_I486SX;
 659 #elif defined(WITH_I486DX)
 660         cpu->device_model = INTEL_I486DX;
 661 #elif defined(WITH_PENTIUM)
 662         cpu->device_model = INTEL_PENTIUM;
 663 #else
 664         // I386
 665         cpu->device_model = INTEL_80386;
 666 #endif
 667
 668         for(DEVICE* device = first_device; device; device = device->next_device) {
 669                 device->initialize();
 670         }
 671 //      cpu->set_address_mask(0xffffffff);
 672 }
 673
 674 VM::~VM()
 675 {
 676         // delete all devices
 677         for(DEVICE* device = first_device; device;) {
 678                 DEVICE *next_device = device->next_device;
 679 //              printf("DEVID=%d\n", device->this_device_id);
 680                 device->release();
 681                 delete device;
 682                 device = next_device;
 683         }
 684 }
 685
 686 DEVICE* VM::get_device(int id)
 687 {
 688         for(DEVICE* device = first_device; device; device = device->next_device) {
 689                 if(device->this_device_id == id) {
 690                         return device;
 691                 }
 692         }
 693         return NULL;
 694 }
 695
 696 void VM::set_machine_type(uint16_t machine_id, uint16_t cpu_id)
 697 {
 698         if(memory != NULL) {
 699                 memory->set_cpu_id(cpu_id);
 700                 memory->set_machine_id(machine_id);
 701         }
 702         if(crtc != NULL) {
 703                 crtc->set_cpu_id(cpu_id);
 704                 crtc->set_machine_id(machine_id);
 705         }
 706         if(timer != NULL) {
 707                 timer->set_cpu_id(cpu_id);
 708                 timer->set_machine_id(machine_id);
 709         }
 710         if(cdrom != NULL) {
 711                 cdrom->set_cpu_id(cpu_id);
 712                 cdrom->set_machine_id(machine_id);
 713         }
 714         if(scsi != NULL) {
 715                 scsi->set_cpu_id(cpu_id);
 716                 scsi->set_machine_id(machine_id);
 717         }
 718         if(serialrom != NULL) {
 719                 serialrom->set_cpu_id(cpu_id);
 720                 serialrom->set_machine_id(machine_id);
 721         }
 722         if(floppy != NULL) {
 723                 floppy->set_cpu_id(cpu_id);
 724                 floppy->set_machine_id(machine_id);
 725         }
 726 #if defined(HAS_20PIX_FONTS)
 727         if(fontrom_20pix != NULL) {
 728                 fontrom_20pix->set_cpu_id(cpu_id);
 729                 fontrom_20pix->set_machine_id(machine_id);
 730         }
 731 #endif
 732
 733 }
 734
 735
 736 // ----------------------------------------------------------------------------
 737 // drive virtual machine
 738 // ----------------------------------------------------------------------------
 739
 740 void VM::reset()
 741 {
 742         // reset all devices
 743         boot_seq = true;
 744         for(DEVICE* device = first_device; device; device = device->next_device) {
 745                 device->reset();
 746         }
 747 //      cpu->set_address_mask(0xffffffff);
 748 }
 749
 750 void VM::special_reset(int num)
 751 {
 752         // reset all devices
 753         boot_seq = true;
 754
 755         for(DEVICE* device = first_device; device; device = device->next_device) {
 756                 device->reset();
 757         }
 758         keyboard->special_reset(num);
 759
 760 //      cpu->set_address_mask(0xffffffff);
 761 }
 762
 763 void VM::run()
 764 {
 765         event->drive();
 766 }
 767
 768 // ----------------------------------------------------------------------------
 769 // debugger
 770 // ----------------------------------------------------------------------------
 771
 772 #ifdef USE_DEBUGGER
 773 DEVICE *VM::get_cpu(int index)
 774 {
 775         if(index == 0) {
 776                 return cpu;
 777         }
 778         return NULL;
 779 }
 780 #endif
 781
 782 // ----------------------------------------------------------------------------
 783 // draw screen
 784 // ----------------------------------------------------------------------------
 785
 786 void VM::draw_screen()
 787 {
 788         crtc->draw_screen();
 789 }
 790
 791 uint32_t VM::is_floppy_disk_accessed()
 792 {
 793         uint32_t val = fdc->read_signal(0);
 794         if(boot_seq) {
 795                 if(val != 0) {
 796                         keyboard->write_signal(SIG_KEYBOARD_BOOTSEQ_END, 0xffffffff, 0xffffffff);
 797                         boot_seq = false;
 798                 }
 799         }
 800         return val;
 801 }
 802
 803 // ----------------------------------------------------------------------------
 804 // soud manager
 805 // ----------------------------------------------------------------------------
 806
 807 void VM::initialize_sound(int rate, int samples)
 808 {
 809         emu->lock_vm();
 810         // init sound manager
 811         event->initialize_sound(rate, samples);
 812
 813         // init sound gen
 814         beep->initialize_sound(rate, 8000);
 815
 816         // init OPN2
 817         // MASTER CLOCK MAYBE 600KHz * 12 = 7200KHz .
 818         // From FM-Towns Technical Databook (Rev.2), Page 201
 819         opn2->initialize_sound(rate, (int)(600.0e3 * 12.0) , samples, 0.0, 0.0);
 820         //opn2->initialize_sound(rate, (int)(8000.0e3) , samples, 0.0, 0.0);
 821         //opn2->initialize_sound(rate, (int)(600.0e3 * 6.0) , samples, 0.0, 0.0);
 822
 823         // init PCM
 824         rf5c68->initialize_sound(rate, samples);
 825
 826         // add_sound_in_source() must add after per initialize_sound().
 827         adc_in_ch = event->add_sound_in_source(rate, samples, 2);
 828         adc->set_sample_rate(19200);
 829         adc->set_sound_bank(adc_in_ch);
 830 #if 0
 831         mixer->set_context_out_line(adc_in_ch);
 832         mixer->set_context_sample_out(adc_in_ch, rate, samples); // Must be 2ch.
 833         // ToDo: Check recording sample rate & channels.
 834         mic_in_ch = event->add_sound_in_source(rate, samples, 2);
 835         mixer->set_context_mic_in(mic_in_ch, rate, samples);
 836
 837         line_in_ch = event->add_sound_in_source(rate, samples, 2);
 838         mixer->set_context_line_in(line_in_ch, rate, samples);
 839 #endif
 840         emu->unlock_vm();
 841 }
 842
 843 uint16_t* VM::create_sound(int* extra_frames)
 844 {
 845         return event->create_sound(extra_frames);
 846 }
 847
 848 int VM::get_sound_buffer_ptr()
 849 {
 850         return event->get_sound_buffer_ptr();
 851 }
 852
 853 void VM::clear_sound_in()
 854 {
 855         event->clear_sound_in_source(adc_in_ch);
 856         event->clear_sound_in_source(mic_in_ch);
 857         event->clear_sound_in_source(line_in_ch);
 858         return;
 859 }
 860
 861 int VM::get_sound_in_data(int ch, int32_t* dst, int expect_samples, int expect_rate, int expect_channels)
 862 {
 863         if(dst == NULL) return 0;
 864         if(expect_samples <= 0) return 0;
 865         int n_ch = -1;
 866         switch(ch) {
 867         case 0x00:
 868                 n_ch = line_in_ch;
 869                 break;
 870         case 0x01:
 871                 n_ch = mic_in_ch;
 872                 break;
 873         case 0x100:
 874                 n_ch = adc_in_ch;
 875                 break;
 876         }
 877         if(n_ch < 0) return 0;
 878         int samples = event->get_sound_in_data(n_ch, dst, expect_samples, expect_rate, expect_channels);
 879         return samples;
 880 }
 881
 882 // Write to event's buffer
 883 int VM::sound_in(int ch, int32_t* src, int samples)
 884 {
 885         if(ch < 0) return 0;
 886         if(ch >= 2) return 0;
 887         int n_ch = -1;
 888         switch(ch) {
 889         case 0x100:  // ADC in from MIXER, not connected.
 890                 break;
 891         case 0x00: // LINE
 892                 n_ch = line_in_ch;
 893                 break;
 894         case 0x01: // MIC
 895                 n_ch = mic_in_ch;
 896                 break;
 897         }
 898         if(n_ch < 0) return 0;
 899
 900         int ss = 0;
 901         {
 902                 emu->lock_vm();
 903                 ss =  event->write_sound_in_buffer(n_ch, src, samples);
 904                 emu->unlock_vm();
 905
 906         }
 907         return ss;
 908 }
 909
 910 #if defined(USE_HARD_DISK)
 911 void VM::open_hard_disk(int drv, const _TCHAR* file_path)
 912 {
 913         if((drv < USE_HARD_DISK) && (drv < 8) && (drv >= 0)) {
 914                 if(scsi_hdd[drv] != NULL) {
 915                         scsi_hdd[drv]->open(0, file_path, 512);
 916                 }
 917         }
 918 }
 919
 920 void VM::close_hard_disk(int drv)
 921 {
 922         if((drv < USE_HARD_DISK) && (drv < 8) && (drv >= 0)) {
 923                 if(scsi_hdd[drv] != NULL) {
 924                         scsi_hdd[drv]->close(0);
 925                 }
 926         }
 927 }
 928
 929 bool VM::is_hard_disk_inserted(int drv)
 930 {
 931         if((drv < USE_HARD_DISK) && (drv < 8) && (drv >= 0)) {
 932                 if(scsi_hdd[drv] != NULL) {
 933                         return scsi_hdd[drv]->mounted(0);
 934                 }
 935         }
 936         return false;
 937 }
 938
 939 uint32_t VM::is_hard_disk_accessed()
 940 {
 941         uint32_t status = 0;
 942
 943         for(int drv = 0; drv < USE_HARD_DISK; drv++) {
 944                 if(scsi_hdd[drv] != NULL) {
 945                         if(scsi_hdd[drv]->accessed(0)) {
 946                                 status |= 1 << drv;
 947                         }
 948                 }
 949         }
 950         if(boot_seq) {
 951                 if(status != 0) {
 952                         keyboard->write_signal(SIG_KEYBOARD_BOOTSEQ_END, 0xffffffff, 0xffffffff);
 953                         boot_seq = false;
 954                 }
 955         }
 956         return status;
 957 }
 958 #endif // USE_HARD_DISK
 959
 960 void VM::open_compact_disc(int drv, const _TCHAR* file_path)
 961 {
 962         cdrom->open(file_path);
 963 }
 964
 965 void VM::close_compact_disc(int drv)
 966 {
 967         cdrom->close();
 968 }
 969
 970 bool VM::is_compact_disc_inserted(int drv)
 971 {
 972         return cdrom->mounted();
 973 }
 974
 975 uint32_t VM::is_compact_disc_accessed()
 976 {
 977         uint32_t status = cdrom->accessed();
 978         if(boot_seq) {
 979                 if(status != 0) {
 980                         keyboard->write_signal(SIG_KEYBOARD_BOOTSEQ_END, 0xffffffff, 0xffffffff);
 981                         boot_seq = false;
 982                 }
 983         }
 984         return status;
 985 }
 986
 987 #ifdef USE_SOUND_VOLUME
 988 void VM::set_sound_device_volume(int ch, int decibel_l, int decibel_r)
 989 {
 990 #ifndef HAS_LINEIN_SOUND
 991 //      if(ch >= 7) ch++;
 992 #endif
 993 #ifndef HAS_MIC_SOUND
 994 //      if(ch >= 8) ch++;
 995 #endif
 996 #ifndef HAS_MODEM_SOUND
 997 //      if(ch >= 9) ch++;
 998 #endif
 999 #ifndef HAS_2ND_ADPCM
1000 //      if(ch >= 10) ch++;
1001 #endif
1002 #if 0
1003         if(ch == 0) { // BEEP
1004                 mixer->set_volume(beep_mix_ch, decibel_l, decibel_r);
1005         }
1006         else if(ch == 1) { // CD-ROM
1007                 //e_volume[1]->set_volume(0, decibel_l);
1008                 //e_volume[1]->set_volume(1, decibel_r);
1009                 mixer->set_volume(cdc_mix_ch, decibel_l, decibel_r);
1010         }
1011         else if(ch == 2) { // OPN2
1012                 mixer->set_volume(opn2_mix_ch, decibel_l, decibel_r);
1013         }
1014         else if(ch == 3) { // ADPCM
1015                 mixer->set_volume(pcm_mix_ch, decibel_l, decibel_r);
1016         }
1017         else if(ch == 4) { // LINE IN
1018                 //mixer->set_volume(line_mix_ch, decibel_l, decibel_r);
1019         }
1020         else if(ch == 5) { // MIC
1021                 //mic->set_volume(0, (decibel_l + decibel_r) / 2);
1022         }
1023         else if(ch == 6) { // MODEM
1024                 //modem->set_volume(0, (decibel_l + decibel_r) / 2);
1025         }
1026 #ifdef HAS_2ND_ADPCM
1027         else if(ch == 7) { // ADPCM
1028                 adpcm2->set_volume(0, decibel_l, decibel_r);
1029         }
1030 #endif
1031         else if(ch == 8) { // FDD
1032                 fdc->set_volume(0, decibel_l, decibel_r);
1033         }
1034         else if(ch == 9) { // HDD(ToDo)
1035                 fdc->set_volume(0, decibel_l, decibel_r);
1036         }
1037 #else
1038         if(ch == 0) { // BEEP
1039                 beep->set_volume(0, decibel_l, decibel_r);
1040         }
1041         else if(ch == 1) { // CD-ROM
1042                 cdrom->set_volume(0, decibel_l, decibel_r);
1043         }
1044         else if(ch == 2) { // OPN2
1045                 opn2->set_volume(0, decibel_l, decibel_r);
1046         }
1047         else if(ch == 3) { // ADPCM
1048                 rf5c68->set_volume(0, decibel_l, decibel_r);
1049         }
1050         else if(ch == 4) { // SEEK, HEAD UP / DOWN
1051                 seek_sound->set_volume(0, decibel_l, decibel_r);
1052                 head_up_sound->set_volume(0, decibel_l, decibel_r);
1053                 head_down_sound->set_volume(0, decibel_l, decibel_r);
1054         }
1055
1056 #endif
1057 }
1058 #endif
1059
1060 // ----------------------------------------------------------------------------
1061 // notify key
1062 // ----------------------------------------------------------------------------
1063
1064 void VM::key_down(int code, bool repeat)
1065 {
1066         keyboard->key_down(code);
1067 }
1068
1069 void VM::key_up(int code)
1070 {
1071         keyboard->key_up(code);
1072 }
1073
1074 // ----------------------------------------------------------------------------
1075 // user interface
1076 // ----------------------------------------------------------------------------
1077 void VM::open_cart(int drv, const _TCHAR* file_path)
1078 {
1079         switch(drv) {
1080         case 0:
1081                 if(iccard1 != NULL) {
1082                         iccard1->open_cart(file_path);
1083                 }
1084                 break;
1085         case 1:
1086                 if(iccard2 != NULL) {
1087                         iccard2->open_cart(file_path);
1088                 }
1089                 break;
1090         }
1091 }
1092
1093 void VM::close_cart(int drv)
1094 {
1095         switch(drv) {
1096         case 0:
1097                 if(iccard1 != NULL) {
1098                         iccard1->close_cart();
1099                 }
1100                 break;
1101         case 1:
1102                 if(iccard2 != NULL) {
1103                         iccard2->close_cart();
1104                 }
1105                 break;
1106         }
1107 }
1108
1109 bool VM::is_cart_inserted(int drv)
1110 {
1111         switch(drv) {
1112         case 0:
1113                 if(iccard1 != NULL) {
1114                         return iccard1->is_cart_inserted();
1115                 }
1116                 break;
1117         case 1:
1118                 if(iccard2 != NULL) {
1119                         return iccard2->is_cart_inserted();
1120                 }
1121                 break;
1122         }
1123         return false;
1124 }
1125
1126 void VM::open_floppy_disk(int drv, const _TCHAR* file_path, int bank)
1127 {
1128
1129         fdc->open_disk(drv, file_path, bank);
1130         if(fdc->is_disk_inserted(drv)) {
1131                 floppy->change_disk(drv);
1132         }
1133 }
1134
1135 void VM::close_floppy_disk(int drv)
1136 {
1137         fdc->close_disk(drv);
1138 }
1139
1140 bool VM::is_floppy_disk_inserted(int drv)
1141 {
1142         return fdc->is_disk_inserted(drv);
1143 }
1144
1145 void VM::is_floppy_disk_protected(int drv, bool value)
1146 {
1147         fdc->is_disk_protected(drv, value);
1148 }
1149
1150 bool VM::is_floppy_disk_protected(int drv)
1151 {
1152         return fdc->is_disk_protected(drv);
1153 }
1154
1155 bool VM::is_frame_skippable()
1156 {
1157         return event->is_frame_skippable();
1158 }
1159
1160 void VM::update_config()
1161 {
1162         for(DEVICE* device = first_device; device; device = device->next_device) {
1163                 device->update_config();
1164         }
1165 }
1166
1167 double VM::get_current_usec()
1168 {
1169         if(event == NULL) return 0.0;
1170         return event->get_current_usec();
1171 }
1172
1173 uint64_t VM::get_current_clock_uint64()
1174 {
1175                 if(event == NULL) return (uint64_t)0;
1176                 return event->get_current_clock_uint64();
1177 }
1178
1179 #define STATE_VERSION   3
1180
1181 bool VM::process_state(FILEIO* state_fio, bool loading)
1182 {
1183         if(!state_fio->StateCheckUint32(STATE_VERSION)) {
1184                 return false;
1185         }
1186         for(DEVICE* device = first_device; device; device = device->next_device) {
1187                 // Note: typeid(foo).name is fixed by recent ABI.Not decr. 6.
1188                 // const char *name = typeid(*device).name();
1189                 //       But, using get_device_name() instead of typeid(foo).name() 20181008 K.O
1190                 const char *name = device->get_device_name();
1191                 int len = (int)strlen(name);
1192                 if(!state_fio->StateCheckInt32(len)) {
1193                         return false;
1194                 }
1195                 if(!state_fio->StateCheckBuffer(name, len, 1)) {
1196                         return false;
1197                 }
1198                 if(!device->process_state(state_fio, loading)) {
1199                         if(loading) {
1200                                 printf("Data loading Error: DEVID=%d\n", device->this_device_id);
1201                         }
1202                         return false;
1203                 }
1204         }
1205         // Machine specified.
1206         state_fio->StateValue(beep_mix_ch);
1207         state_fio->StateValue(cdc_mix_ch);
1208         state_fio->StateValue(opn2_mix_ch);
1209         state_fio->StateValue(pcm_mix_ch);
1210         state_fio->StateValue(line_mix_ch);
1211         state_fio->StateValue(modem_mix_ch);
1212         state_fio->StateValue(mic_mix_ch);
1213
1214         state_fio->StateValue(boot_seq);
1215
1216         return true;
1217 }
1218