source/src/vm/pc9801/pc9801.cpp

   1 /*
   2         NEC PC-9801 Emulator 'ePC-9801'
   3         NEC PC-9801E/F/M Emulator 'ePC-9801E'
   4         NEC PC-9801U Emulator 'ePC-9801U'
   5         NEC PC-9801VF Emulator 'ePC-9801VF'
   6         NEC PC-9801VM Emulator 'ePC-9801VM'
   7         NEC PC-9801VX Emulator 'ePC-9801VX'
   8         NEC PC-9801RA Emulator 'ePC-9801RA'
   9         NEC PC-98XA Emulator 'ePC-98XA'
  10         NEC PC-98XL Emulator 'ePC-98XL'
  11         NEC PC-98RL Emulator 'ePC-98RL'
  12         NEC PC-98DO Emulator 'ePC-98DO'
  13
  14         Author : Takeda.Toshiya
  15         Date   : 2010.09.15-
  16
  17         [ virtual machine ]
  18 */
  19
  20 #include "pc9801.h"
  21 #include "../../emu.h"
  22 #include "../device.h"
  23 #include "../event.h"
  24
  25 #if defined(SUPPORT_OLD_BUZZER)
  26 #include "../beep.h"
  27 #endif
  28 #include "../disk.h"
  29 #if defined(USE_HARD_DISK)
  30 #include "../harddisk.h"
  31 #endif
  32 #include "../i8237.h"
  33 #include "../i8251.h"
  34 #include "../i8253.h"
  35 #include "../i8255.h"
  36 #include "../i8259.h"
  37 #if defined(HAS_I386) || defined(HAS_I486)
  38 #include "../i386.h"
  39 #elif defined(HAS_I86) || defined(HAS_V30)
  40 #include "../i286.h"
  41 #else
  42 #include "../i286.h"
  43 #endif
  44 #include "../io.h"
  45 #include "../ls244.h"
  46 #include "../memory.h"
  47 #include "../noise.h"
  48 #include "../not.h"
  49 #if !defined(SUPPORT_OLD_BUZZER)
  50 #include "../pcm1bit.h"
  51 #endif
  52 //#include "../pcpr201.h"
  53 #include "../prnfile.h"
  54 #if defined(SUPPORT_SASI_IF) || defined(SUPPORT_SCSI_IF)
  55 #include "../scsi_hdd.h"
  56 #include "../scsi_host.h"
  57 #endif
  58 #include "../tms3631.h"
  59 #include "../upd1990a.h"
  60 #include "../upd7220.h"
  61 #include "../upd765a.h"
  62 #include "../ym2203.h"
  63
  64 #ifdef USE_DEBUGGER
  65 #include "../debugger.h"
  66 #endif
  67
  68 #if defined(SUPPORT_24BIT_ADDRESS) || defined(SUPPORT_32BIT_ADDRESS)
  69 #include "cpureg.h"
  70 #endif
  71 #include "display.h"
  72 #include "dmareg.h"
  73 #include "floppy.h"
  74 #include "fmsound.h"
  75 #include "joystick.h"
  76 #include "keyboard.h"
  77 #include "membus.h"
  78 #include "mouse.h"
  79 #if defined(SUPPORT_SASI_IF)
  80 #include "sasi.h"
  81 #endif
  82 #if defined(SUPPORT_SCSI_IF)
  83 #include "scsi.h"
  84 #endif
  85 #if defined(SUPPORT_IDE_IF)
  86 #include "ide.h"
  87 #endif
  88
  89 #if defined(SUPPORT_320KB_FDD_IF)
  90 #include "../pc80s31k.h"
  91 #include "../z80.h"
  92 #endif
  93 #if defined(SUPPORT_CMT_IF)
  94 #include "cmt.h"
  95 #endif
  96
  97 #if defined(_PC98DO) || defined(_PC98DOPLUS)
  98 #include "../pc80s31k.h"
  99 #include "../z80.h"
 100 #include "../pc8801/pc88.h"
 101 #endif
 102
 103 // ----------------------------------------------------------------------------
 104 // initialize
 105 // ----------------------------------------------------------------------------
 106
 107 VM::VM(EMU* parent_emu) : emu(parent_emu)
 108 {
 109         // check configs
 110 #if defined(_PC98DO) || defined(_PC98DOPLUS)
 111         boot_mode = config.boot_mode;
 112 #endif
 113         int cpu_clocks = CPU_CLOCKS;
 114 #if defined(PIT_CLOCK_8MHZ)
 115         pit_clock_8mhz = true;
 116 #else
 117         pit_clock_8mhz = false;
 118 #endif
 119 #if defined(_PC9801E)
 120         if(config.cpu_type != 0) {
 121                 // 8MHz -> 5MHz
 122                 cpu_clocks = 4992030;
 123                 pit_clock_8mhz = false;
 124         }
 125 #elif defined(_PC9801VM) || defined(_PC98DO) || defined(_PC98DOPLUS) || defined(_PC9801VX) || defined(_PC98XL)
 126         if(config.cpu_type != 0) {
 127                 // 10MHz/16MHz -> 8MHz
 128                 cpu_clocks = 7987248;
 129                 pit_clock_8mhz = true;
 130         }
 131 #elif defined(_PC9801RA) || defined(_PC98RL)
 132         if(config.cpu_type != 0) {
 133                 // 20MHz -> 16MHz
 134                 cpu_clocks = 15974496;
 135                 pit_clock_8mhz = true;
 136         }
 137 #endif
 138         int pit_clocks = pit_clock_8mhz ? 1996812 : 2457600;
 139
 140         sound_type = config.sound_type;
 141
 142         // create devices
 143         first_device = last_device = NULL;
 144         dummy = new DEVICE(this, emu);  // must be 1st device
 145         event = new EVENT(this, emu);   // must be 2nd device
 146
 147 #if defined(SUPPORT_OLD_BUZZER)
 148         beep = new BEEP(this, emu);
 149 #else
 150         beep = new PCM1BIT(this, emu);
 151 #endif
 152         dma = new I8237(this, emu);
 153 #if defined(SUPPORT_CMT_IF)
 154         sio_cmt = new I8251(this, emu);         // for cmt
 155         sio_cmt->set_device_name(_T("8251 SIO (CMT)"));
 156 #endif
 157         sio_rs = new I8251(this, emu);          // for rs232c
 158         sio_rs->set_device_name(_T("8251 SIO (RS-232C)"));
 159         sio_kbd = new I8251(this, emu);         // for keyboard
 160         sio_kbd->set_device_name(_T("8251 SIO (Keyboard)"));
 161         pit = new I8253(this, emu);
 162 #if defined(SUPPORT_320KB_FDD_IF)
 163         pio_fdd = new I8255(this, emu);         // for 320kb fdd i/f
 164         pio_fdd->set_device_name(_T("8255 PIO (320KB I/F)"));
 165 #endif
 166         pio_mouse = new I8255(this, emu);       // for mouse
 167         pio_mouse->set_device_name(_T("8255 PIO (Mouse)"));
 168         pio_sys = new I8255(this, emu);         // for system port
 169         pio_sys->set_device_name(_T("8255 PIO (System)"));
 170         pio_prn = new I8255(this, emu);         // for printer
 171         pio_prn->set_device_name(_T("8255 PIO (Printer)"));
 172         pic = new I8259(this, emu);
 173 #if defined(HAS_I386) || defined(HAS_I486)
 174         cpu = new I386(this, emu); // 80386, 80486
 175 #elif defined(HAS_I86) || defined(HAS_V30)
 176         cpu = new I286(this, emu);// 8086, V30, 80286
 177 #else
 178         cpu = new I286(this, emu);
 179 #endif
 180 #if defined(HAS_I86)
 181         cpu->set_device_name(_T("CPU(i8086)"));
 182 #elif defined(HAS_I386)
 183         cpu->set_device_name(_T("CPU(i386)"));
 184 #elif defined(HAS_I486)
 185         cpu->set_device_name(_T("CPU(i486)"));
 186 #elif defined(HAS_PENTIUM)
 187         cpu->set_device_name(_T("CPU(Pentium)"));
 188 #elif defined(HAS_V33A)
 189         cpu->set_device_name(_T("CPU(V33A)"));
 190 #elif defined(HAS_V30)
 191         cpu->set_device_name(_T("CPU(V30)"));
 192 #else
 193         cpu->set_device_name(_T("CPU(i286)"));
 194 #endif
 195         io = new IO(this, emu);
 196         rtcreg = new LS244(this, emu);
 197         rtcreg->set_device_name(_T("74LS244 (RTC)"));
 198         //memory = new MEMORY(this, emu);
 199         memory = new MEMBUS(this, emu);
 200         not_busy = new NOT(this, emu);
 201         not_busy->set_device_name(_T("NOT Gate (Printer Busy)"));
 202 #if defined(HAS_I86) || defined(HAS_V30)
 203         not_prn = new NOT(this, emu);
 204         not_prn->set_device_name(_T("NOT Gate (Printer IRQ)"));
 205 #endif
 206         rtc = new UPD1990A(this, emu);
 207 #if defined(SUPPORT_2HD_FDD_IF)
 208         fdc_2hd = new UPD765A(this, emu);
 209         fdc_2hd->set_device_name(_T("uPD765A FDC (2HD I/F)"));
 210 #endif
 211 #if defined(SUPPORT_2DD_FDD_IF)
 212         fdc_2dd = new UPD765A(this, emu);
 213         fdc_2dd->set_device_name(_T("uPD765A FDC (2DD I/F)"));
 214 #endif
 215 #if defined(SUPPORT_2HD_2DD_FDD_IF)
 216         fdc = new UPD765A(this, emu);
 217         fdc->set_device_name(_T("uPD765A FDC (2HD/2DD I/F)"));
 218 #endif
 219         noise_seek = new NOISE(this, emu);
 220         noise_head_down = new NOISE(this, emu);
 221         noise_head_up = new NOISE(this, emu);
 222 #if defined(SUPPORT_SASI_IF)
 223         sasi_host = new SCSI_HOST(this, emu);
 224         sasi_hdd = new SCSI_HDD(this, emu);
 225         sasi_hdd->set_device_name(_T("SASI Hard Disk Drive"));
 226         sasi_hdd->scsi_id = 0;
 227         sasi_hdd->bytes_per_sec = 625 * 1024; // 625KB/s
 228         for(int i = 0; i < USE_HARD_DISK; i++) {
 229                 sasi_hdd->set_disk_handler(i, new HARDDISK(emu));
 230         }
 231         sasi_hdd->set_context_interface(sasi_host);
 232         sasi_host->set_context_target(sasi_hdd);
 233 #endif
 234 #if defined(SUPPORT_SCSI_IF)
 235         scsi_host = new SCSI_HOST(this, emu);
 236         for(int i = 0; i < USE_HARD_DISK; i++) {
 237                 scsi_hdd[i] = new SCSI_HDD(this, emu);
 238                 scsi_hdd[i]->set_device_name(_T("SCSI Hard Disk Drive #%d"), i + 1);
 239                 scsi_hdd[i]->scsi_id = i;
 240                 scsi_hdd[i]->set_disk_handler(0, new HARDDISK(emu));
 241                 scsi_hdd[i]->set_context_interface(scsi_host);
 242                 scsi_host->set_context_target(scsi_hdd[i]);
 243         }
 244 #endif
 245         gdc_chr = new UPD7220(this, emu);
 246         gdc_chr->set_device_name(_T("uPD7220 GDC (Character)"));
 247         gdc_gfx = new UPD7220(this, emu);
 248         gdc_gfx->set_device_name(_T("uPD7220 GDC (Graphics)"));
 249
 250         if(sound_type == 0 || sound_type == 1) {
 251                 opn = new YM2203(this, emu);
 252 #ifdef SUPPORT_PC98_OPNA
 253                 opn->is_ym2608 = true;
 254 #endif
 255                 fmsound = new FMSOUND(this, emu);
 256                 joystick = new JOYSTICK(this, emu);
 257         } else if(sound_type == 2 || sound_type == 3) {
 258                 tms3631 = new TMS3631(this, emu);
 259                 tms3631->set_device_name(_T("TMS3631 SSG (PC-9801-14)"));
 260                 pit_14 = new I8253(this, emu);
 261                 pit_14->set_device_name(_T("8253 PIT (PC-9801-14)"));
 262                 pio_14 = new I8255(this, emu);
 263                 pio_14->set_device_name(_T("8255 PIO (PC-9801-14)"));
 264                 maskreg_14 = new LS244(this, emu);
 265                 maskreg_14->set_device_name(_T("74LS244 (PC-9801-14)"));
 266         }
 267         if(config.printer_type == 0) {
 268                 printer = new PRNFILE(this, emu);
 269 //      } else if(config.printer_type == 1) {
 270 //              printer = new PCPR201(this, emu);
 271         } else {
 272                 printer = dummy;
 273         }
 274
 275 #if defined(SUPPORT_CMT_IF)
 276         cmt = new CMT(this, emu);
 277 #endif
 278 #if defined(SUPPORT_24BIT_ADDRESS) || defined(SUPPORT_32BIT_ADDRESS)
 279         cpureg = new CPUREG(this, emu);
 280 #endif
 281         display = new DISPLAY(this, emu);
 282         dmareg = new DMAREG(this, emu);
 283         floppy = new FLOPPY(this, emu);
 284         keyboard = new KEYBOARD(this, emu);
 285         mouse = new MOUSE(this, emu);
 286 #if defined(SUPPORT_SASI_IF)
 287         sasi = new SASI(this, emu);
 288 #endif
 289 #if defined(SUPPORT_SCSI_IF)
 290         scsi = new SCSI(this, emu);
 291 #endif
 292 #if defined(SUPPORT_IDE_IF)
 293         ide = new IDE(this, emu);
 294 #endif
 295
 296 #if defined(SUPPORT_320KB_FDD_IF)
 297         // 320kb fdd drives
 298         pio_sub = new I8255(this, emu);
 299         pio_sub->set_device_name(_T("8255 PIO (320KB FDD)"));
 300         pc80s31k = new PC80S31K(this, emu);
 301         pc80s31k->set_device_name(_T("PC-80S31K (320KB FDD)"));
 302         fdc_sub = new UPD765A(this, emu);
 303         fdc_sub->set_device_name(_T("uPD765A FDC (320KB FDD)"));
 304         cpu_sub = new Z80(this, emu);
 305         cpu_sub->set_device_name(_T("Z80 CPU (320KB FDD)"));
 306 #endif
 307
 308         /* IRQ  0  PIT
 309                 1  KEYBOARD
 310                 2  CRTV
 311                 3  (INT0)
 312                 4  RS-232C
 313                 5  (INT1)
 314                 6  (INT2)
 315                 7  SLAVE PIC
 316                 8  PRINTER
 317                 9  (INT3) PC-9801-27 (SASI), PC-9801-55 (SCSI), or IDE
 318                 10 (INT41) FDC (640KB I/F)
 319                 11 (INT42) FDC (1MB I/F)
 320                 12 (INT5) PC-9801-26(K) or PC-9801-14
 321                 13 (INT6) MOUSE
 322                 14
 323                 15 (RESERVED)
 324         */
 325
 326         // set contexts
 327         event->set_context_cpu(cpu, cpu_clocks);
 328 #if defined(SUPPORT_320KB_FDD_IF)
 329         event->set_context_cpu(cpu_sub, 4000000);
 330 #endif
 331         event->set_context_sound(beep);
 332         if(sound_type == 0 || sound_type == 1) {
 333                 event->set_context_sound(opn);
 334         } else if(sound_type == 2 || sound_type == 3) {
 335                 event->set_context_sound(tms3631);
 336         }
 337         event->set_context_sound(noise_seek);
 338         event->set_context_sound(noise_head_down);
 339         event->set_context_sound(noise_head_up);
 340
 341         dma->set_context_memory(memory);
 342         // dma ch.0: sasi
 343         // dma ch.1: memory refresh
 344 #if defined(SUPPORT_2HD_FDD_IF)
 345         dma->set_context_ch2(fdc_2hd);
 346         dma->set_context_tc2(fdc_2hd, SIG_UPD765A_TC, 1);
 347 #endif
 348 #if defined(SUPPORT_2DD_FDD_IF)
 349         dma->set_context_ch3(fdc_2dd);
 350         dma->set_context_tc3(fdc_2dd, SIG_UPD765A_TC, 1);
 351 #endif
 352 #if defined(SUPPORT_2HD_2DD_FDD_IF)
 353 #if !defined(SUPPORT_HIRESO)
 354         dma->set_context_ch2(fdc);
 355         dma->set_context_ch3(fdc);
 356         dma->set_context_tc2(fdc, SIG_UPD765A_TC, 1);
 357         dma->set_context_tc3(fdc, SIG_UPD765A_TC, 1);
 358 #else
 359         dma->set_context_ch1(fdc);
 360         dma->set_context_tc1(fdc, SIG_UPD765A_TC, 1);
 361 #endif
 362 #endif
 363 //      sio_rs->set_context_rxrdy(pic, SIG_I8259_CHIP0 | SIG_I8259_IR4, 1);
 364         sio_kbd->set_context_rxrdy(pic, SIG_I8259_CHIP0 | SIG_I8259_IR1, 1);
 365         pit->set_context_ch0(pic, SIG_I8259_CHIP0 | SIG_I8259_IR0, 1);
 366 #if defined(SUPPORT_OLD_BUZZER)
 367         // pit ch.1: memory refresh
 368 #else
 369         // pit ch.1: buzzer
 370         pit->set_context_ch1(beep, SIG_PCM1BIT_SIGNAL, 1);
 371 #endif
 372         // pit ch.2: rs-232c
 373         pit->set_constant_clock(0, pit_clocks);
 374         pit->set_constant_clock(1, pit_clocks);
 375         pit->set_constant_clock(2, pit_clocks);
 376         pio_mouse->set_context_port_c(mouse, SIG_MOUSE_PORT_C, 0xf0, 0);
 377 #if defined(SUPPORT_HIRESO)
 378         // sysport port.c bit7,5: sysport port.b bit4,3
 379         pio_sys->set_context_port_c(pio_sys, SIG_I8255_PORT_B, 0x80, -3); // SHUT0
 380         pio_sys->set_context_port_c(pio_sys, SIG_I8255_PORT_B, 0x20, -2); // SHUT1
 381 #endif
 382         // sysport port.c bit6: printer strobe
 383 #if defined(SUPPORT_OLD_BUZZER)
 384         pio_sys->set_context_port_c(beep, SIG_BEEP_MUTE, 0x08, 0);
 385 #else
 386         pio_sys->set_context_port_c(beep, SIG_PCM1BIT_MUTE, 0x08, 0);
 387 #endif
 388         // sysport port.c bit2: enable txrdy interrupt
 389         // sysport port.c bit1: enable txempty interrupt
 390         // sysport port.c bit0: enable rxrdy interrupt
 391         pio_prn->set_context_port_a(printer, SIG_PRINTER_DATA, 0xff, 0);
 392         pio_prn->set_context_port_c(printer, SIG_PRINTER_STROBE, 0x80, 0);
 393         if(config.printer_type == 0) {
 394                 PRNFILE *prnfile = (PRNFILE *)printer;
 395                 prnfile->set_context_busy(not_busy, SIG_NOT_INPUT, 1);
 396 //      } else if(config.printer_type == 1) {
 397 //              PRNFILE *pcpr201 = (PCPR201 *)printer;
 398 //              pcpr201->set_context_busy(not_busy, SIG_NOT_INPUT, 1);
 399         }
 400         not_busy->set_context_out(pio_prn, SIG_I8255_PORT_B, 4);
 401 #if defined(HAS_I86) || defined(HAS_V30)
 402         pio_prn->set_context_port_c(not_prn, SIG_NOT_INPUT, 8, 0);
 403         not_prn->set_context_out(pic, SIG_I8259_CHIP1 | SIG_I8259_IR0, 1);
 404 #endif
 405         rtcreg->set_context_output(rtc, SIG_UPD1990A_CMD, 0x07, 0);
 406         rtcreg->set_context_output(rtc, SIG_UPD1990A_DIN, 0x20, 0);
 407         rtcreg->set_context_output(rtc, SIG_UPD1990A_STB, 0x08, 0);
 408         rtcreg->set_context_output(rtc, SIG_UPD1990A_CLK, 0x10, 0);
 409         pic->set_context_cpu(cpu);
 410         rtc->set_context_dout(pio_sys, SIG_I8255_PORT_B, 1);
 411
 412         if(sound_type == 0 || sound_type == 1) {
 413                 opn->set_context_irq(pic, SIG_I8259_CHIP1 | SIG_I8259_IR4, 1);
 414                 opn->set_context_port_b(joystick, SIG_JOYSTICK_SELECT, 0xc0, 0);
 415                 fmsound->set_context_opn(opn);
 416                 joystick->set_context_opn(opn);
 417         } else if(sound_type == 2 || sound_type == 3) {
 418                 pio_14->set_context_port_a(tms3631, SIG_TMS3631_ENVELOP1, 0xff, 0);
 419                 pio_14->set_context_port_b(tms3631, SIG_TMS3631_ENVELOP2, 0xff, 0);
 420                 pio_14->set_context_port_c(tms3631, SIG_TMS3631_DATAREG, 0xff, 0);
 421                 maskreg_14->set_context_output(tms3631, SIG_TMS3631_MASKREG, 0xff, 0);
 422                 pit_14->set_constant_clock(2, 1996800 / 8);
 423                 pit_14->set_context_ch2(pic, SIG_I8259_CHIP1 | SIG_I8259_IR4, 1);
 424         }
 425
 426 #if defined(SUPPORT_24BIT_ADDRESS) || defined(SUPPORT_32BIT_ADDRESS)
 427         cpureg->set_context_cpu(cpu);
 428 #endif
 429         display->set_context_pic(pic);
 430         display->set_context_gdc_chr(gdc_chr, gdc_chr->get_ra());
 431         display->set_context_gdc_gfx(gdc_gfx, gdc_gfx->get_ra(), gdc_gfx->get_cs());
 432         dmareg->set_context_dma(dma);
 433         keyboard->set_context_sio(sio_kbd);
 434         memory->set_context_display(display);
 435         mouse->set_context_pic(pic);
 436         mouse->set_context_pio(pio_mouse);
 437
 438 #if defined(SUPPORT_2HD_FDD_IF)
 439         fdc_2hd->set_context_irq(floppy, SIG_FLOPPY_2HD_IRQ, 1);
 440         fdc_2hd->set_context_drq(floppy, SIG_FLOPPY_2HD_DRQ, 1);
 441         fdc_2hd->set_context_noise_seek(noise_seek);
 442         fdc_2hd->set_context_noise_head_down(noise_head_down);
 443         fdc_2hd->set_context_noise_head_up(noise_head_up);
 444         fdc_2hd->raise_irq_when_media_changed = true;
 445         floppy->set_context_fdc_2hd(fdc_2hd);
 446 #endif
 447 #if defined(SUPPORT_2DD_FDD_IF)
 448         fdc_2dd->set_context_irq(floppy, SIG_FLOPPY_2DD_IRQ, 1);
 449         fdc_2dd->set_context_drq(floppy, SIG_FLOPPY_2DD_DRQ, 1);
 450         fdc_2dd->set_context_noise_seek(noise_seek);
 451         fdc_2dd->set_context_noise_head_down(noise_head_down);
 452         fdc_2dd->set_context_noise_head_up(noise_head_up);
 453         fdc_2dd->raise_irq_when_media_changed = true;
 454         floppy->set_context_fdc_2dd(fdc_2dd);
 455 #endif
 456 #if defined(SUPPORT_2HD_2DD_FDD_IF)
 457         fdc->set_context_irq(floppy, SIG_FLOPPY_IRQ, 1);
 458         fdc->set_context_drq(floppy, SIG_FLOPPY_DRQ, 1);
 459         fdc->set_context_noise_seek(noise_seek);
 460         fdc->set_context_noise_head_down(noise_head_down);
 461         fdc->set_context_noise_head_up(noise_head_up);
 462         fdc->raise_irq_when_media_changed = true;
 463         floppy->set_context_fdc(fdc);
 464 #endif
 465         floppy->set_context_dma(dma);
 466         floppy->set_context_pic(pic);
 467
 468 #if defined(SUPPORT_SASI_IF)
 469 #if !defined(SUPPORT_HIRESO)
 470         sasi_host->set_context_irq(pio_sys, SIG_I8255_PORT_B, 0x10);
 471 #endif
 472         sasi_host->set_context_irq(sasi, SIG_SASI_IRQ, 1);
 473         sasi_host->set_context_drq(sasi, SIG_SASI_DRQ, 1);
 474 #ifdef _PC98XA
 475         dma->set_context_ch3(sasi_host);
 476         dma->set_context_tc3(sasi, SIG_SASI_TC, 1);
 477 #else
 478         dma->set_context_ch0(sasi_host);
 479         dma->set_context_tc0(sasi, SIG_SASI_TC, 1);
 480 #endif
 481         sasi->set_context_host(sasi_host);
 482         sasi->set_context_hdd(sasi_hdd);
 483         sasi->set_context_dma(dma);
 484         sasi->set_context_pic(pic);
 485 #endif
 486 #if defined(SUPPORT_SCSI_IF)
 487         dma->set_context_ch0(scsi);
 488         scsi->set_context_dma(dma);
 489         scsi->set_context_pic(pic);
 490 #endif
 491 #if defined(SUPPORT_IDE_IF)
 492         dma->set_context_ch0(ide);
 493         ide->set_context_dma(dma);
 494         ide->set_context_pic(pic);
 495 #endif
 496
 497 #if defined(SUPPORT_CMT_IF)
 498         sio_cmt->set_context_out(cmt, SIG_CMT_OUT);
 499 //      sio_cmt->set_context_txrdy(cmt, SIG_CMT_TXRDY, 1);
 500 //      sio_cmt->set_context_rxrdy(cmt, SIG_CMT_RXRDY, 1);
 501 //      sio_cmt->set_context_txe(cmt, SIG_CMT_TXEMP, 1);
 502         cmt->set_context_sio(sio_cmt);
 503 #endif
 504
 505         // cpu bus
 506         cpu->set_context_mem(memory);
 507         cpu->set_context_io(io);
 508         cpu->set_context_intr(pic);
 509 #ifdef SINGLE_MODE_DMA
 510         cpu->set_context_dma(dma);
 511 #endif
 512 #ifdef USE_DEBUGGER
 513         cpu->set_context_debugger(new DEBUGGER(this, emu));
 514 #endif
 515
 516 #if defined(SUPPORT_320KB_FDD_IF)
 517         // 320kb fdd drives
 518         pc80s31k->set_context_cpu(cpu_sub);
 519         pc80s31k->set_context_fdc(fdc_sub);
 520         pc80s31k->set_context_pio(pio_sub);
 521         pio_fdd->set_context_port_a(pio_sub, SIG_I8255_PORT_A, 0xff, 0);
 522         pio_fdd->set_context_port_b(pio_sub, SIG_I8255_PORT_A, 0xff, 0);
 523         pio_fdd->set_context_port_c(pio_sub, SIG_I8255_PORT_C, 0x0f, 4);
 524         pio_fdd->set_context_port_c(pio_sub, SIG_I8255_PORT_C, 0xf0, -4);
 525         pio_fdd->clear_ports_by_cmdreg = true;
 526         pio_sub->set_context_port_a(pio_fdd, SIG_I8255_PORT_B, 0xff, 0);
 527         pio_sub->set_context_port_b(pio_fdd, SIG_I8255_PORT_A, 0xff, 0);
 528         pio_sub->set_context_port_c(pio_fdd, SIG_I8255_PORT_C, 0x0f, 4);
 529         pio_sub->set_context_port_c(pio_fdd, SIG_I8255_PORT_C, 0xf0, -4);
 530         pio_sub->clear_ports_by_cmdreg = true;
 531         fdc_sub->set_context_irq(cpu_sub, SIG_CPU_IRQ, 1);
 532         fdc_sub->set_context_noise_seek(noise_seek);
 533         fdc_sub->set_context_noise_head_down(noise_head_down);
 534         fdc_sub->set_context_noise_head_up(noise_head_up);
 535         cpu_sub->set_context_mem(pc80s31k);
 536         cpu_sub->set_context_io(pc80s31k);
 537         cpu_sub->set_context_intr(pc80s31k);
 538 #ifdef USE_DEBUGGER
 539         cpu_sub->set_context_debugger(new DEBUGGER(this, emu));
 540 #endif
 541 #endif
 542
 543         // i/o bus
 544         io->set_iomap_alias_rw(0x0000, pic, 0);
 545         io->set_iomap_alias_rw(0x0002, pic, 1);
 546         io->set_iomap_alias_rw(0x0008, pic, 2);
 547         io->set_iomap_alias_rw(0x000a, pic, 3);
 548
 549         io->set_iomap_alias_rw(0x0001, dma, 0x00);
 550         io->set_iomap_alias_rw(0x0003, dma, 0x01);
 551         io->set_iomap_alias_rw(0x0005, dma, 0x02);
 552         io->set_iomap_alias_rw(0x0007, dma, 0x03);
 553         io->set_iomap_alias_rw(0x0009, dma, 0x04);
 554         io->set_iomap_alias_rw(0x000b, dma, 0x05);
 555         io->set_iomap_alias_rw(0x000d, dma, 0x06);
 556         io->set_iomap_alias_rw(0x000f, dma, 0x07);
 557         io->set_iomap_alias_rw(0x0011, dma, 0x08);
 558         io->set_iomap_alias_w (0x0013, dma, 0x09);
 559         io->set_iomap_alias_w (0x0015, dma, 0x0a);
 560         io->set_iomap_alias_w (0x0017, dma, 0x0b);
 561         io->set_iomap_alias_w (0x0019, dma, 0x0c);
 562         io->set_iomap_alias_rw(0x001b, dma, 0x0d);
 563         io->set_iomap_alias_w (0x001d, dma, 0x0e);
 564         io->set_iomap_alias_w (0x001f, dma, 0x0f);
 565         io->set_iomap_single_w(0x0021, dmareg);
 566         io->set_iomap_single_w(0x0023, dmareg);
 567         io->set_iomap_single_w(0x0025, dmareg);
 568         io->set_iomap_single_w(0x0027, dmareg);
 569 #if defined(SUPPORT_24BIT_ADDRESS) || defined(SUPPORT_32BIT_ADDRESS)
 570         io->set_iomap_single_w(0x0029, dmareg);
 571 #endif
 572 #if defined(SUPPORT_32BIT_ADDRESS)
 573         io->set_iomap_single_w(0x0e05, dmareg);
 574         io->set_iomap_single_w(0x0e07, dmareg);
 575         io->set_iomap_single_w(0x0e09, dmareg);
 576         io->set_iomap_single_w(0x0e0b, dmareg);
 577 #endif
 578
 579         io->set_iomap_single_w(0x0020, rtcreg);
 580
 581         io->set_iomap_alias_rw(0x0030, sio_rs, 0);
 582         io->set_iomap_alias_rw(0x0032, sio_rs, 1);
 583
 584         io->set_iomap_alias_rw(0x0031, pio_sys, 0);
 585         io->set_iomap_alias_rw(0x0033, pio_sys, 1);
 586         io->set_iomap_alias_rw(0x0035, pio_sys, 2);
 587         io->set_iomap_alias_w (0x0037, pio_sys, 3);
 588
 589         io->set_iomap_alias_rw(0x0040, pio_prn, 0);
 590         io->set_iomap_alias_rw(0x0042, pio_prn, 1);
 591         io->set_iomap_alias_rw(0x0044, pio_prn, 2);
 592         io->set_iomap_alias_w (0x0046, pio_prn, 3);
 593
 594         io->set_iomap_alias_rw(0x0041, sio_kbd, 0);
 595         io->set_iomap_alias_rw(0x0043, sio_kbd, 1);
 596
 597 #if defined(SUPPORT_24BIT_ADDRESS) || defined(SUPPORT_32BIT_ADDRESS)
 598         io->set_iomap_single_w(0x0050, cpureg);
 599         io->set_iomap_single_w(0x0052, cpureg);
 600 #endif
 601
 602 #if defined(SUPPORT_320KB_FDD_IF)
 603         io->set_iomap_alias_rw(0x0051, pio_fdd, 0);
 604         io->set_iomap_alias_rw(0x0053, pio_fdd, 1);
 605         io->set_iomap_alias_rw(0x0055, pio_fdd, 2);
 606         io->set_iomap_alias_w (0x0057, pio_fdd, 3);
 607 #endif
 608
 609         io->set_iomap_alias_rw(0x0060, gdc_chr, 0);
 610         io->set_iomap_alias_rw(0x0062, gdc_chr, 1);
 611
 612         io->set_iomap_single_w(0x64, display);
 613         io->set_iomap_single_w(0x68, display);
 614 #if defined(SUPPORT_16_COLORS)
 615         io->set_iomap_single_w(0x6a, display);
 616 #endif
 617         io->set_iomap_single_w(0x6c, display);
 618         io->set_iomap_single_w(0x6e, display);
 619
 620         io->set_iomap_single_w(0x70, display);
 621         io->set_iomap_single_w(0x72, display);
 622         io->set_iomap_single_w(0x74, display);
 623         io->set_iomap_single_w(0x76, display);
 624         io->set_iomap_single_w(0x78, display);
 625         io->set_iomap_single_w(0x7a, display);
 626 #if defined(SUPPORT_GRCG)
 627 #if !defined(SUPPORT_HIRESO)
 628         io->set_iomap_single_w(0x007c, display);
 629         io->set_iomap_single_w(0x007e, display);
 630 #else
 631         io->set_iomap_single_w(0x00a4, display);
 632         io->set_iomap_single_w(0x00a6, display);
 633 #endif
 634 #endif
 635
 636 #if defined(SUPPORT_SASI_IF)
 637         io->set_iomap_single_rw(0x0080, sasi);
 638         io->set_iomap_single_rw(0x0082, sasi);
 639 #endif
 640 #if defined(SUPPORT_SCSI_IF)
 641         io->set_iomap_single_rw(0x0cc0, scsi);
 642         io->set_iomap_single_rw(0x0cc2, scsi);
 643         io->set_iomap_single_rw(0x0cc4, scsi);
 644 #endif
 645 #if defined(SUPPORT_IDE_IF)
 646         io->set_iomap_single_rw(0x0640, ide);
 647         io->set_iomap_single_rw(0x0642, ide);
 648         io->set_iomap_single_rw(0x0644, ide);
 649         io->set_iomap_single_rw(0x0646, ide);
 650         io->set_iomap_single_rw(0x0648, ide);
 651         io->set_iomap_single_rw(0x064a, ide);
 652         io->set_iomap_single_rw(0x064c, ide);
 653         io->set_iomap_single_rw(0x064e, ide);
 654         io->set_iomap_single_rw(0x074c, ide);
 655         io->set_iomap_single_rw(0x074e, ide);
 656 #endif
 657
 658         io->set_iomap_alias_rw(0x00a0, gdc_gfx, 0);
 659         io->set_iomap_alias_rw(0x00a2, gdc_gfx, 1);
 660
 661 #if defined(SUPPORT_2ND_VRAM) && !defined(SUPPORT_HIRESO)
 662         io->set_iomap_single_rw(0x00a4, display);
 663         io->set_iomap_single_rw(0x00a6, display);
 664 #endif
 665         io->set_iomap_single_rw(0xa8, display);
 666         io->set_iomap_single_rw(0xaa, display);
 667         io->set_iomap_single_rw(0xac, display);
 668         io->set_iomap_single_rw(0xae, display);
 669
 670 //      io->set_iomap_single_w(0xa1, display);
 671 //      io->set_iomap_single_w(0xa3, display);
 672 //      io->set_iomap_single_w(0xa5, display);
 673         io->set_iomap_single_rw(0xa1, display);
 674         io->set_iomap_single_rw(0xa3, display);
 675         io->set_iomap_single_rw(0xa5, display);
 676         io->set_iomap_single_rw(0xa9, display);
 677 #if defined(SUPPORT_EGC)
 678         io->set_iomap_range_rw(0x04a0, 0x04af, display);
 679 #endif
 680
 681         io->set_iomap_alias_rw(0x0071, pit, 0);
 682         io->set_iomap_alias_rw(0x0073, pit, 1);
 683         io->set_iomap_alias_rw(0x0075, pit, 2);
 684         io->set_iomap_alias_w (0x0077, pit, 3);
 685
 686         io->set_iomap_single_rw(0x0090, floppy);
 687         io->set_iomap_single_rw(0x0092, floppy);
 688         io->set_iomap_single_rw(0x0094, floppy);
 689         io->set_iomap_single_rw(0x0096, floppy);
 690 #if defined(SUPPORT_2HD_2DD_FDD_IF)
 691 #if !defined(SUPPORT_HIRESO)
 692         io->set_iomap_single_rw(0x00be, floppy);
 693 #else
 694 //#if !defined(_PC98XA) && !defined(_PC98XL)
 695         io->set_iomap_single_w (0x00be, floppy);
 696 //#endif
 697 #endif
 698 #endif
 699 #if !defined(SUPPORT_HIRESO)
 700         io->set_iomap_single_rw(0x00c8, floppy);
 701         io->set_iomap_single_rw(0x00ca, floppy);
 702         io->set_iomap_single_rw(0x00cc, floppy);
 703         io->set_iomap_single_rw(0x00ce, floppy);
 704 #endif
 705
 706 #if defined(SUPPORT_CMT_IF)
 707         io->set_iomap_alias_rw(0x0091, sio_cmt, 0);
 708         io->set_iomap_alias_rw(0x0093, sio_cmt, 1);
 709         io->set_iomap_single_w(0x0095, cmt);
 710         io->set_iomap_single_w(0x0097, cmt);
 711 #endif
 712
 713 #if defined(SUPPORT_24BIT_ADDRESS) || defined(SUPPORT_32BIT_ADDRESS)
 714         io->set_iomap_single_rw(0x00f0, cpureg);
 715         io->set_iomap_single_rw(0x00f2, cpureg);
 716 #endif
 717 #if defined(SUPPORT_32BIT_ADDRESS)
 718         io->set_iomap_single_rw(0x00f6, cpureg);
 719 #endif
 720
 721         if(sound_type == 0 || sound_type == 1) {
 722                 io->set_iomap_single_rw(0x0188, fmsound);
 723                 io->set_iomap_single_rw(0x018a, fmsound);
 724 #ifdef SUPPORT_PC98_OPNA
 725                 io->set_iomap_single_rw(0x018c, fmsound);
 726                 io->set_iomap_single_rw(0x018e, fmsound);
 727                 io->set_iomap_single_rw(0xa460, fmsound);
 728 #endif
 729         } else if(sound_type == 2 || sound_type == 3) {
 730                 io->set_iomap_alias_rw(0x0088, pio_14, 0);
 731                 io->set_iomap_alias_rw(0x008a, pio_14, 1);
 732                 io->set_iomap_alias_rw(0x008c, pio_14, 2);
 733                 io->set_iomap_alias_w(0x008e, pio_14, 3);
 734                 io->set_iovalue_single_r(0x008e, 0x08);
 735                 io->set_iomap_single_w(0x0188, maskreg_14);
 736                 io->set_iomap_single_w(0x018a, maskreg_14);
 737                 io->set_iomap_alias_rw(0x018c, pit_14, 2);
 738                 io->set_iomap_alias_w(0x018e, pit_14, 3);
 739 //              io->set_iovalue_single_r(0x018e, 0x00); // INT0
 740 //              io->set_iovalue_single_r(0x018e, 0x40); // INT41
 741                 io->set_iovalue_single_r(0x018e, 0x80); // INT5
 742 //              io->set_iovalue_single_r(0x018e, 0xc0); // INT6
 743         }
 744
 745 //#if !defined(SUPPORT_HIRESO)
 746 //      io->set_iovalue_single_r(0x0431, 0x04); // bit2: 1 = Normal mode, 0 = Hireso mode
 747 //#else
 748 //      io->set_iovalue_single_r(0x0431, 0x00);
 749 //#endif
 750 #if defined(SUPPORT_ITF_ROM)
 751         io->set_iomap_single_w(0x043d, memory);
 752 #endif
 753 #if !defined(SUPPORT_HIRESO)
 754         io->set_iomap_single_w(0x043f, memory);
 755 #endif
 756 #if defined(SUPPORT_24BIT_ADDRESS) || defined(SUPPORT_32BIT_ADDRESS)
 757 #if !defined(_PC98XA)
 758         io->set_iomap_single_rw(0x0439, memory);
 759 #endif
 760 #if !defined(SUPPORT_HIRESO)
 761         io->set_iomap_single_rw(0x0461, memory);
 762         io->set_iomap_single_rw(0x0463, memory);
 763 #else
 764         io->set_iomap_single_rw(0x0091, memory);
 765         io->set_iomap_single_rw(0x0093, memory);
 766 #endif
 767         io->set_iomap_single_r(0x0567, memory);
 768 #endif
 769 #if defined(SUPPORT_32BIT_ADDRESS)
 770         io->set_iomap_single_w(0x053d, memory);
 771 #endif
 772
 773 #if !(defined(_PC9801) || defined(_PC9801E) || defined(SUPPORT_HIRESO))
 774         io->set_iomap_alias_rw(0x3fd9, pit, 0);
 775         io->set_iomap_alias_rw(0x3fdb, pit, 1);
 776         io->set_iomap_alias_rw(0x3fdd, pit, 2);
 777         io->set_iomap_alias_w (0x3fdf, pit, 3);
 778 #endif
 779
 780 #if !defined(SUPPORT_HIRESO)
 781         io->set_iomap_alias_rw(0x7fd9, pio_mouse, 0);
 782         io->set_iomap_alias_rw(0x7fdb, pio_mouse, 1);
 783         io->set_iomap_alias_rw(0x7fdd, pio_mouse, 2);
 784         io->set_iomap_alias_w (0x7fdf, pio_mouse, 3);
 785         io->set_iomap_single_rw(0xbfdb, mouse);
 786 #else
 787         io->set_iomap_alias_rw(0x0061, pio_mouse, 0);
 788         io->set_iomap_alias_rw(0x0063, pio_mouse, 1);
 789         io->set_iomap_alias_rw(0x0065, pio_mouse, 2);
 790         io->set_iomap_alias_rw(0x0067, pio_mouse, 3);
 791 #endif
 792
 793 #if defined(_PC98DO) || defined(_PC98DOPLUS)
 794         pc88event = new EVENT(this, emu);
 795         pc88event->set_device_name(_T("Event Manager (PC-8801)"));
 796         pc88event->set_frames_per_sec(60);
 797         pc88event->set_lines_per_frame(260);
 798
 799         pc88 = new PC88(this, emu);
 800         pc88->set_context_event_manager(pc88event);
 801         pc88sio = new I8251(this, emu);
 802         pc88sio->set_device_name(_T("8251 SIO (PC-8801)"));
 803         pc88sio->set_context_event_manager(pc88event);
 804         pc88pio = new I8255(this, emu);
 805         pc88pio->set_device_name(_T("8255 PIO (PC-8801)"));
 806         pc88pio->set_context_event_manager(pc88event);
 807         pc88pcm = new PCM1BIT(this, emu);
 808         pc88pcm->set_device_name(_T("1-Bit PCM Sound (PC-8801)"));
 809         pc88pcm->set_context_event_manager(pc88event);
 810         pc88rtc = new UPD1990A(this, emu);
 811         pc88rtc->set_device_name(_T("uPD1990A RTC (PC-8801)"));
 812         pc88rtc->set_context_event_manager(pc88event);
 813         pc88opn = new YM2203(this, emu);
 814 #ifdef SUPPORT_PC88_OPNA
 815         pc88opn->set_device_name(_T("YM2608 OPNA (PC-8801)"));
 816         pc88opn->is_ym2608 = true;
 817 #else
 818         pc88opn->set_device_name(_T("YM2203 OPN (PC-8801)"));
 819 #endif
 820         pc88opn->set_context_event_manager(pc88event);
 821         pc88cpu = new Z80(this, emu);
 822         pc88cpu->set_device_name(_T("Z80 CPU (PC-8801)"));
 823         pc88cpu->set_context_event_manager(pc88event);
 824
 825         if(config.printer_type == 0) {
 826                 pc88prn = new PRNFILE(this, emu);
 827                 pc88prn->set_context_event_manager(pc88event);
 828 //      } else if(config.printer_type == 1) {
 829 //              pc88prn = new PCPR201(this, emu);
 830 //              pc88prn->set_context_event_manager(pc88event);
 831         } else {
 832                 pc88prn = dummy;
 833         }
 834
 835         pc88sub = new PC80S31K(this, emu);
 836         pc88sub->set_device_name(_T("PC-80S31K (PC-8801 Sub)"));
 837         pc88sub->set_context_event_manager(pc88event);
 838         pc88pio_sub = new I8255(this, emu);
 839         pc88pio_sub->set_device_name(_T("8255 PIO (PC-8801 Sub)"));
 840         pc88pio_sub->set_context_event_manager(pc88event);
 841         pc88fdc_sub = new UPD765A(this, emu);
 842         pc88fdc_sub->set_device_name(_T("uPD765A FDC (PC-8801 Sub)"));
 843         pc88fdc_sub->set_context_event_manager(pc88event);
 844         pc88noise_seek = new NOISE(this, emu);
 845         pc88noise_seek->set_context_event_manager(pc88event);
 846         pc88noise_head_down = new NOISE(this, emu);
 847         pc88noise_head_down->set_context_event_manager(pc88event);
 848         pc88noise_head_up = new NOISE(this, emu);
 849         pc88noise_head_up->set_context_event_manager(pc88event);
 850         pc88cpu_sub = new Z80(this, emu);
 851         pc88cpu_sub->set_device_name(_T("Z80 CPU (PC-8801 Sub)"));
 852         pc88cpu_sub->set_context_event_manager(pc88event);
 853
 854         pc88event->set_context_cpu(pc88cpu, (config.cpu_type == 1) ? 3993624 : 7987248);
 855         pc88event->set_context_cpu(pc88cpu_sub, 3993624);
 856         pc88event->set_context_sound(pc88opn);
 857         pc88event->set_context_sound(pc88pcm);
 858         pc88event->set_context_sound(pc88noise_seek);
 859         pc88event->set_context_sound(pc88noise_head_down);
 860         pc88event->set_context_sound(pc88noise_head_up);
 861
 862         pc88->set_context_cpu(pc88cpu);
 863         pc88->set_context_opn(pc88opn);
 864         pc88->set_context_pcm(pc88pcm);
 865         pc88->set_context_pio(pc88pio);
 866         pc88->set_context_prn(pc88prn);
 867         pc88->set_context_rtc(pc88rtc);
 868         pc88->set_context_sio(pc88sio);
 869         pc88cpu->set_context_mem(pc88);
 870         pc88cpu->set_context_io(pc88);
 871         pc88cpu->set_context_intr(pc88);
 872 #ifdef USE_DEBUGGER
 873         pc88cpu->set_context_debugger(new DEBUGGER(this, emu));
 874 #endif
 875         pc88opn->set_context_irq(pc88, SIG_PC88_SOUND_IRQ, 1);
 876         pc88sio->set_context_rxrdy(pc88, SIG_PC88_USART_IRQ, 1);
 877         pc88sio->set_context_out(pc88, SIG_PC88_USART_OUT);
 878
 879         pc88sub->set_context_cpu(pc88cpu_sub);
 880         pc88sub->set_context_fdc(pc88fdc_sub);
 881         pc88sub->set_context_pio(pc88pio_sub);
 882         pc88pio->set_context_port_a(pc88pio_sub, SIG_I8255_PORT_B, 0xff, 0);
 883         pc88pio->set_context_port_b(pc88pio_sub, SIG_I8255_PORT_A, 0xff, 0);
 884         pc88pio->set_context_port_c(pc88pio_sub, SIG_I8255_PORT_C, 0x0f, 4);
 885         pc88pio->set_context_port_c(pc88pio_sub, SIG_I8255_PORT_C, 0xf0, -4);
 886         pc88pio->clear_ports_by_cmdreg = true;
 887         pc88pio_sub->set_context_port_a(pc88pio, SIG_I8255_PORT_B, 0xff, 0);
 888         pc88pio_sub->set_context_port_b(pc88pio, SIG_I8255_PORT_A, 0xff, 0);
 889         pc88pio_sub->set_context_port_c(pc88pio, SIG_I8255_PORT_C, 0x0f, 4);
 890         pc88pio_sub->set_context_port_c(pc88pio, SIG_I8255_PORT_C, 0xf0, -4);
 891         pc88pio_sub->clear_ports_by_cmdreg = true;
 892         pc88fdc_sub->set_context_irq(pc88cpu_sub, SIG_CPU_IRQ, 1);
 893         pc88fdc_sub->set_context_noise_seek(pc88noise_seek);
 894         pc88fdc_sub->set_context_noise_head_down(pc88noise_head_down);
 895         pc88fdc_sub->set_context_noise_head_up(pc88noise_head_up);
 896         pc88cpu_sub->set_context_mem(pc88sub);
 897         pc88cpu_sub->set_context_io(pc88sub);
 898         pc88cpu_sub->set_context_intr(pc88sub);
 899 #ifdef USE_DEBUGGER
 900         pc88cpu_sub->set_context_debugger(new DEBUGGER(this, emu));
 901 #endif
 902 #endif
 903
 904         // initialize all devices
 905         for(DEVICE* device = first_device; device; device = device->next_device) {
 906                 device->initialize();
 907         }
 908         decl_state();
 909
 910 #if defined(_PC9801) || defined(_PC9801E)
 911         fdc_2hd->get_disk_handler(0)->drive_num = 0;
 912         fdc_2hd->get_disk_handler(1)->drive_num = 1;
 913         fdc_2dd->get_disk_handler(0)->drive_num = 2;
 914         fdc_2dd->get_disk_handler(1)->drive_num = 3;
 915         fdc_sub->get_disk_handler(0)->drive_num = 4;
 916         fdc_sub->get_disk_handler(1)->drive_num = 5;
 917 #elif defined(_PC9801VF) || defined(_PC9801U)
 918         fdc_2dd->get_disk_handler(0)->drive_num = 0;
 919         fdc_2dd->get_disk_handler(1)->drive_num = 1;
 920 #elif defined(_PC98DO) || defined(_PC98DOPLUS)
 921         fdc->get_disk_handler(0)->drive_num = 0;
 922         fdc->get_disk_handler(1)->drive_num = 1;
 923         pc88fdc_sub->get_disk_handler(0)->drive_num = 2;
 924         pc88fdc_sub->get_disk_handler(1)->drive_num = 3;
 925 #else
 926         fdc->get_disk_handler(0)->drive_num = 0;
 927         fdc->get_disk_handler(1)->drive_num = 1;
 928 #endif
 929 #if defined(USE_HARD_DISK)
 930         for(int drv = 0; drv < USE_HARD_DISK; drv++) {
 931 #if defined(SUPPORT_SASI_IF)
 932         #if defined(OPEN_HARD_DISK_IN_RESET)
 933                 create_local_path(hd_file_path[drv], _MAX_PATH, _T("SASI%d.DAT"), drv);
 934         #else
 935                 open_hard_disk_tmp(drv, create_local_path(_T("SASI%d.DAT"), drv));
 936         #endif
 937 #endif
 938 #if defined(SUPPORT_SCSI_IF)
 939         #if defined(OPEN_HARD_DISK_IN_RESET)
 940                 create_local_path(hd_file_path[drv], _MAX_PATH, _T("SCSI%d.DAT"), drv);
 941         #else
 942                 open_hard_disk_tmp(drv, create_local_path(_T("SCSI%d.DAT"), drv));
 943         #endif
 944 #endif
 945 #if defined(SUPPORT_IDE_IF)
 946         #if defined(OPEN_HARD_DISK_IN_RESET)
 947                 create_local_path(hd_file_path[drv], _MAX_PATH, _T("IDE%d.DAT"),  drv);
 948         #else
 949                 open_hard_disk_tmp(drv, create_local_path(_T("IDE%d.DAT"), drv));
 950         #endif
 951 #endif
 952         }
 953 #endif
 954 }
 955
 956 VM::~VM()
 957 {
 958         // delete all devices
 959         for(DEVICE* device = first_device; device;) {
 960                 DEVICE *next_device = device->next_device;
 961                 device->release();
 962                 delete device;
 963                 device = next_device;
 964         }
 965 }
 966
 967 DEVICE* VM::get_device(int id)
 968 {
 969         for(DEVICE* device = first_device; device; device = device->next_device) {
 970                 if(device->this_device_id == id) {
 971                         return device;
 972                 }
 973         }
 974         return NULL;
 975 }
 976
 977 // ----------------------------------------------------------------------------
 978 // drive virtual machine
 979 // ----------------------------------------------------------------------------
 980
 981 void VM::reset()
 982 {
 983         // reset all devices
 984         for(DEVICE* device = first_device; device; device = device->next_device) {
 985                 device->reset();
 986         }
 987 #if defined(_PC98DO) || defined(_PC98DOPLUS)
 988         for(DEVICE* device = first_device; device; device = device->next_device) {
 989                 device->reset();
 990         }
 991 #endif
 992
 993         // initial device settings
 994         uint8_t port_a, port_b, port_c;
 995
 996         port_a  = 0xf0; // Clear mouse buttons and counters
 997         port_b  = 0x00;
 998 #if defined(_PC98XA)
 999         port_b |= (uint8_t)((RAM_SIZE - 0x100000) / 0x40000);
1000 #else
1001 #if defined(SUPPORT_HIRESO)
1002         port_b |= 0x80; // DIP SW 1-4, 1 = External FDD #3/#4, 0 = #1/#2
1003 #endif
1004         port_b |= 0x40; // DIP SW 3-6, 1 = Enable internal RAM 80000h-9FFFFh
1005 #if defined(_PC98RL)
1006         port_b |= 0x10; // DIP SW 3-3, 1 = DMA ch.0 for SASI-HDD
1007 #endif
1008 #if defined(USE_CPU_TYPE)
1009         if(config.cpu_type != 0) {
1010 #if !defined(SUPPORT_HIRESO)
1011                 port_b |= 0x02; // SPDSW, 1 = 10MHz, 0 = 12MHz
1012 #else
1013                 port_b |= 0x01; // SPDSW, 1 = 8/16MHz, 0 = 10/20MHz
1014 #endif
1015         }
1016 #endif
1017 #endif
1018         port_c  = 0x00;
1019 #if defined(SUPPORT_HIRESO)
1020 //      port_c |= 0x08; // MODSW, 1 = Normal Mode, 0 = Hirezo Mode
1021 #endif
1022 #if defined(HAS_V30) || defined(HAS_V33)
1023         port_c |= 0x04; // DIP SW 3-8, 1 = V30, 0 = 80x86
1024 #endif
1025         pio_mouse->write_signal(SIG_I8255_PORT_A, port_a, 0xff);
1026         pio_mouse->write_signal(SIG_I8255_PORT_B, port_b, 0xff);
1027         pio_mouse->write_signal(SIG_I8255_PORT_C, port_c, 0xff);
1028
1029         port_a  = 0x00;
1030         port_a |= 0x80; // DIP SW 2-8, 1 = GDC 2.5MHz, 0 = GDC 5MHz
1031         port_a |= 0x40; // DIP SW 2-7, 1 = Do not control FD motor
1032         port_a |= 0x20; // DIP SW 2-6, 1 = Enable internal HD
1033 //      port_a |= 0x10; // DIP SW 2-5, 1 = Initialize emory switch
1034 //      port_a |= 0x08; // DIP SW 2-4, 1 = 20 lines, 0 = 25 lines
1035 //      port_a |= 0x04; // DIP SW 2-3, 1 = 40 columns, 0 = 80 columns
1036         port_a |= 0x02; // DIP SW 2-2, 1 = BASIC mode, 0 = Terminal mode
1037         port_a |= 0x01; // DIP SW 2-1, 1 = Normal mode, 0 = LT mode
1038         port_b  = 0x00;
1039         port_b |= 0x80; // RS-232C CI#, 1 = OFF
1040         port_b |= 0x40; // RS-232C CS#, 1 = OFF
1041         port_b |= 0x20; // RS-232C CD#, 1 = OFF
1042 #if !defined(SUPPORT_HIRESO)
1043 //      port_b |= 0x10; // INT3, 1 = Active, 0 = Inactive
1044         port_b |= 0x08; // DIP SW 1-1, 1 = Hiresolution CRT, 0 = Standard CRT
1045 #else
1046         port_b |= 0x10; // SHUT0
1047         port_b |= 0x08; // SHUT1
1048 #endif
1049 //      port_b |= 0x04; // IMCK, 1 = Parity error occurs in internal RAM
1050 //      port_b |= 0x02; // EMCK, 1 = Parity error occurs in external RAM
1051 //      port_b |= 0x01; // CDAT
1052         port_c  = 0x00;
1053         port_c |= 0x80; // SHUT0
1054         port_c |= 0x40; // PSTBM, 1 = Mask printer's PSTB#
1055         port_c |= 0x20; // SHUT1
1056         port_c |= 0x10; // MCHKEN, 1 = Enable parity check for RAM
1057         port_c |= 0x08; // BUZ, 1 = Stop buzzer
1058         port_c |= 0x04; // TXRE, 1 = Enable IRQ from RS-232C 8251A TXRDY
1059         port_c |= 0x02; // TXEE, 1 = Enable IRQ from RS-232C 8251A TXEMPTY
1060         port_c |= 0x01; // RXRE, 1 = Enable IRQ from RS-232C 8251A RXRDY
1061         pio_sys->write_signal(SIG_I8255_PORT_A, port_a, 0xff);
1062         pio_sys->write_signal(SIG_I8255_PORT_B, port_b, 0xff);
1063         pio_sys->write_signal(SIG_I8255_PORT_C, port_c, 0xff);
1064
1065         port_b  = 0x00;
1066 #if defined(_PC9801)
1067 //      port_b |= 0x80; // TYP1, 0 = PC-9801 (first)
1068 //      port_b |= 0x40; // TYP0, 0
1069 #elif defined(_PC9801U)
1070         port_b |= 0x80; // TYP1, 1 = PC-9801U
1071         port_b |= 0x40; // TYP0, 1
1072 #else
1073         port_b |= 0x80; // TYP1, 1 = Other PC-9801 series
1074 //      port_b |= 0x40; // TYP0, 0
1075 #endif
1076         if(pit_clock_8mhz) {
1077                 port_b |= 0x20; // MOD, 1 = System clock 8MHz, 0 = 5/10MHz
1078         }
1079         port_b |= 0x10; // DIP SW 1-3, 1 = Don't use LCD
1080 #if !defined(SUPPORT_16_COLORS)
1081         port_b |= 0x08; // DIP SW 1-8, 1 = Standard graphic mode, 0 = Enhanced graphic mode
1082 #endif
1083         port_b |= 0x04; // Printer BUSY#, 1 = Inactive, 0 = Active (BUSY)
1084 #if defined(HAS_V30) || defined(HAS_V33)
1085         port_b |= 0x02; // CPUT, 1 = V30/V33, 0 = 80x86
1086 #endif
1087 #if defined(_PC9801VF) || defined(_PC9801U)
1088         port_b |= 0x01; // VF, 1 = PC-9801VF/U
1089 #endif
1090         pio_prn->write_signal(SIG_I8255_PORT_B, port_b, 0xff);
1091
1092 #if defined(SUPPORT_320KB_FDD_IF)
1093         pio_fdd->write_signal(SIG_I8255_PORT_A, 0xff, 0xff);
1094         pio_fdd->write_signal(SIG_I8255_PORT_B, 0xff, 0xff);
1095         pio_fdd->write_signal(SIG_I8255_PORT_C, 0xff, 0xff);
1096 #endif
1097 #if defined(SUPPORT_2DD_FDD_IF)
1098         fdc_2dd->write_signal(SIG_UPD765A_FREADY, 1, 1);        // 2DD FDC RDY is pulluped
1099 #endif
1100
1101         if(sound_type == 0 || sound_type == 1) {
1102 //              opn->write_signal(SIG_YM2203_PORT_A, 0x3f, 0xff);       // PC-9801-26(K) INT0
1103 //              opn->write_signal(SIG_YM2203_PORT_A, 0xbf, 0xff);       // PC-9801-26(K) INT41
1104                 opn->write_signal(SIG_YM2203_PORT_A, 0xff, 0xff);       // PC-9801-26(K) INT5
1105 //              opn->write_signal(SIG_YM2203_PORT_A, 0x7f, 0xff);       // PC-9801-26(K) INT6
1106         }
1107
1108 #if defined(SUPPORT_OLD_BUZZER)
1109         beep->write_signal(SIG_BEEP_ON, 1, 1);
1110         beep->write_signal(SIG_BEEP_MUTE, 1, 1);
1111 #else
1112         beep->write_signal(SIG_PCM1BIT_ON, 1, 1);
1113         beep->write_signal(SIG_PCM1BIT_MUTE, 1, 1);
1114 #endif
1115
1116 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1117         pc88opn->set_reg(0x29, 3); // for Misty Blue
1118         pc88pio->write_signal(SIG_I8255_PORT_C, 0, 0xff);
1119         pc88pio_sub->write_signal(SIG_I8255_PORT_C, 0, 0xff);
1120 #endif
1121
1122 #if defined(USE_HARD_DISK) && defined(OPEN_HARD_DISK_IN_RESET)
1123         // open/close hard disk images
1124         for(int drv = 0; drv < USE_HARD_DISK; drv++) {
1125                 if(hd_file_path[drv][0] != _T('\0')) {
1126                         open_hard_disk_tmp(drv, hd_file_path[drv]);
1127                 } else {
1128                         close_hard_disk_tmp(drv);
1129                 }
1130         }
1131 #endif
1132 }
1133
1134 void VM::run()
1135 {
1136 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1137         if(boot_mode != 0) {
1138                 pc88event->drive();
1139         } else
1140 #endif
1141         event->drive();
1142 }
1143
1144 double VM::get_frame_rate()
1145 {
1146 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1147         if(config.boot_mode != 0) {
1148                 return pc88event->get_frame_rate();
1149         } else
1150 #endif
1151         return event->get_frame_rate();
1152 }
1153
1154 // ----------------------------------------------------------------------------
1155 // debugger
1156 // ----------------------------------------------------------------------------
1157
1158 #ifdef USE_DEBUGGER
1159 DEVICE *VM::get_cpu(int index)
1160 {
1161 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1162         if(index == 0 && boot_mode == 0) {
1163                 return cpu;
1164         } else if(index == 1 && boot_mode != 0) {
1165                 return pc88cpu;
1166         } else if(index == 2 && boot_mode != 0) {
1167                 return pc88cpu_sub;
1168         }
1169 #else
1170         if(index == 0) {
1171                 return cpu;
1172 #if defined(SUPPORT_320KB_FDD_IF)
1173         } else if(index == 1) {
1174                 return cpu_sub;
1175 #endif
1176         }
1177 #endif
1178         return NULL;
1179 }
1180 #endif
1181
1182 // ----------------------------------------------------------------------------
1183 // draw screen
1184 // ----------------------------------------------------------------------------
1185
1186 void VM::draw_screen()
1187 {
1188 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1189         if(boot_mode != 0) {
1190                 pc88->draw_screen();
1191         } else
1192 #endif
1193         display->draw_screen();
1194 }
1195
1196 // ----------------------------------------------------------------------------
1197 // soud manager
1198 // ----------------------------------------------------------------------------
1199
1200 void VM::initialize_sound(int rate, int samples)
1201 {
1202         // init sound manager
1203         event->initialize_sound(rate, samples);
1204
1205         // init sound gen
1206 #if defined(SUPPORT_OLD_BUZZER)
1207         beep->initialize_sound(rate, 2400, 8000);
1208 #else
1209         beep->initialize_sound(rate, 8000);
1210 #endif
1211         if(sound_type == 0 || sound_type == 1) {
1212 #ifdef HAS_YM2608
1213                 opn->initialize_sound(rate, 7987248, samples, 0, 0);
1214 #else
1215                 opn->initialize_sound(rate, 3993624, samples, 0, 0);
1216 #endif
1217         } else if(sound_type == 2 || sound_type == 3) {
1218                 tms3631->initialize_sound(rate, 8000);
1219         }
1220
1221 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1222         // init sound manager
1223         pc88event->initialize_sound(rate, samples);
1224
1225         // init sound gen
1226 #ifdef HAS_YM2608
1227         pc88opn->initialize_sound(rate, 7987248, samples, 0, 0);
1228 #else
1229         pc88opn->initialize_sound(rate, 3993624, samples, 0, 0);
1230 #endif
1231         pc88pcm->initialize_sound(rate, 8000);
1232 #endif
1233 }
1234
1235 uint16_t* VM::create_sound(int* extra_frames)
1236 {
1237 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1238         if(boot_mode != 0) {
1239                 return pc88event->create_sound(extra_frames);
1240         } else
1241 #endif
1242         return event->create_sound(extra_frames);
1243 }
1244
1245 int VM::get_sound_buffer_ptr()
1246 {
1247 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1248         if(boot_mode != 0) {
1249                 return pc88event->get_sound_buffer_ptr();
1250         } else
1251 #endif
1252         return event->get_sound_buffer_ptr();
1253 }
1254
1255 #ifdef USE_SOUND_VOLUME
1256 void VM::set_sound_device_volume(int ch, int decibel_l, int decibel_r)
1257 {
1258         if(ch-- == 0) {
1259                 if(sound_type == 0 || sound_type == 1) {
1260                         opn->set_volume(0, decibel_l, decibel_r);
1261                 }
1262         } else if(ch-- == 0) {
1263                 if(sound_type == 0 || sound_type == 1) {
1264                         opn->set_volume(1, decibel_l, decibel_r);
1265                 }
1266 #if defined(SUPPORT_PC98_OPNA)
1267         } else if(ch-- == 0) {
1268                 if(sound_type == 0 || sound_type == 1) {
1269                         opn->set_volume(2, decibel_l, decibel_r);
1270                 }
1271         } else if(ch-- == 0) {
1272                 if(sound_type == 0 || sound_type == 1) {
1273                         opn->set_volume(3, decibel_l, decibel_r);
1274                 }
1275 #endif
1276         } else if(ch-- == 0) {
1277                 if(sound_type == 2 || sound_type == 3) {
1278                         tms3631->set_volume(0, decibel_l, decibel_r);
1279                 }
1280         } else if(ch-- == 0) {
1281                 beep->set_volume(0, decibel_l, decibel_r);
1282 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1283         } else if(ch-- == 0) {
1284                 pc88opn->set_volume(0, decibel_l, decibel_r);
1285         } else if(ch-- == 0) {
1286                 pc88opn->set_volume(1, decibel_l, decibel_r);
1287 #if defined(SUPPORT_PC88_OPNA)
1288         } else if(ch-- == 0) {
1289                 pc88opn->set_volume(2, decibel_l, decibel_r);
1290         } else if(ch-- == 0) {
1291                 pc88opn->set_volume(3, decibel_l, decibel_r);
1292 #endif
1293         } else if(ch-- == 0) {
1294                 pc88pcm->set_volume(0, decibel_l, decibel_r);
1295 #endif
1296         } else if(ch-- == 0) {
1297                 noise_seek->set_volume(0, decibel_l, decibel_r);
1298                 noise_head_down->set_volume(0, decibel_l, decibel_r);
1299                 noise_head_up->set_volume(0, decibel_l, decibel_r);
1300 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1301                 pc88noise_seek->set_volume(0, decibel_l, decibel_r);
1302                 pc88noise_head_down->set_volume(0, decibel_l, decibel_r);
1303                 pc88noise_head_up->set_volume(0, decibel_l, decibel_r);
1304 #endif
1305         }
1306 }
1307 #endif
1308
1309 // ----------------------------------------------------------------------------
1310 // notify key
1311 // ----------------------------------------------------------------------------
1312
1313 void VM::key_down(int code, bool repeat)
1314 {
1315 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1316         if(boot_mode != 0) {
1317                 pc88->key_down(code, repeat);
1318         } else
1319 #endif
1320         keyboard->key_down(code, repeat);
1321 }
1322
1323 void VM::key_up(int code)
1324 {
1325 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1326         if(boot_mode != 0) {
1327 //              pc88->key_up(code);
1328         } else
1329 #endif
1330         keyboard->key_up(code);
1331 }
1332
1333 bool VM::get_caps_locked()
1334 {
1335 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1336         if(boot_mode != 0) {
1337                 return pc88->get_caps_locked();
1338         } else
1339 #endif
1340         return keyboard->get_caps_locked();
1341 }
1342
1343 bool VM::get_kana_locked()
1344 {
1345 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1346         if(boot_mode != 0) {
1347                 return pc88->get_kana_locked();
1348         } else
1349 #endif
1350         return keyboard->get_kana_locked();
1351 }
1352
1353 // ----------------------------------------------------------------------------
1354 // user interface
1355 // ----------------------------------------------------------------------------
1356
1357 void VM::open_floppy_disk(int drv, const _TCHAR* file_path, int bank)
1358 {
1359         UPD765A *controller = get_floppy_disk_controller(drv);
1360
1361         if(controller != NULL) {
1362                 controller->open_disk(drv & 1, file_path, bank);
1363         }
1364 }
1365
1366 void VM::close_floppy_disk(int drv)
1367 {
1368         UPD765A *controller = get_floppy_disk_controller(drv);
1369
1370         if(controller != NULL) {
1371                 controller->close_disk(drv & 1);
1372         }
1373 }
1374
1375 bool VM::is_floppy_disk_inserted(int drv)
1376 {
1377         DISK *handler = get_floppy_disk_handler(drv);
1378
1379         if(handler != NULL) {
1380                 return handler->inserted;
1381         }
1382         return false;
1383 }
1384
1385 void VM::is_floppy_disk_protected(int drv, bool value)
1386 {
1387         DISK *handler = get_floppy_disk_handler(drv);
1388
1389         if(handler != NULL) {
1390                 handler->write_protected = value;
1391         }
1392 }
1393
1394 bool VM::is_floppy_disk_protected(int drv)
1395 {
1396         DISK *handler = get_floppy_disk_handler(drv);
1397
1398         if(handler != NULL) {
1399                 return handler->write_protected;
1400         }
1401         return false;
1402 }
1403
1404 uint32_t VM::is_floppy_disk_accessed()
1405 {
1406         uint32_t value = 0;
1407
1408 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1409         if(boot_mode != 0) {
1410                 value = pc88fdc_sub->read_signal(0) & 3;
1411         } else {
1412                 value = fdc->read_signal(0) & 3;
1413         }
1414 #else
1415         for(int drv = 0; drv < USE_FLOPPY_DISK; drv += 2) {
1416                 UPD765A *controller = get_floppy_disk_controller(drv);
1417
1418                 if(controller != NULL) {
1419                         value |= (controller->read_signal(0) & 3) << drv;
1420                 }
1421         }
1422 #endif
1423         return value;
1424 }
1425
1426 UPD765A *VM::get_floppy_disk_controller(int drv)
1427 {
1428 #if defined(_PC9801) || defined(_PC9801E)
1429         if(drv == 0 || drv == 1) {
1430                 return fdc_2hd;
1431         } else if(drv == 2 || drv == 3) {
1432                 return fdc_2dd;
1433         } else if(drv == 4 || drv == 5) {
1434                 return fdc_sub;
1435         }
1436 #elif defined(_PC9801VF) || defined(_PC9801U)
1437         if(drv == 0 || drv == 1) {
1438                 return fdc_2dd;
1439         }
1440 #elif defined(_PC98DO) || defined(_PC98DOPLUS)
1441         if(drv == 0 || drv == 1) {
1442                 return fdc;
1443         } else if(drv == 2 || drv == 3) {
1444                 return pc88fdc_sub;
1445         }
1446 #else
1447         if(drv == 0 || drv == 1) {
1448                 return fdc;
1449         }
1450 #endif
1451         return NULL;
1452 }
1453
1454 DISK *VM::get_floppy_disk_handler(int drv)
1455 {
1456         UPD765A *controller = get_floppy_disk_controller(drv);
1457
1458         if(controller != NULL) {
1459                 return controller->get_disk_handler(drv & 1);
1460         }
1461         return NULL;
1462 }
1463
1464 #if defined(USE_HARD_DISK)
1465 void VM::open_hard_disk(int drv, const _TCHAR* file_path)
1466 {
1467         if(drv < USE_HARD_DISK) {
1468 #if defined(OPEN_HARD_DISK_IN_RESET)
1469                 my_tcscpy_s(hd_file_path[drv], _MAX_PATH, file_path);
1470 #else
1471                 open_hard_disk_tmp(drv, file_path);
1472 #endif
1473         }
1474 }
1475
1476 void VM::close_hard_disk(int drv)
1477 {
1478         if(drv < USE_HARD_DISK) {
1479 #if defined(OPEN_HARD_DISK_IN_RESET)
1480                 hd_file_path[drv][0] = _T('\0');
1481 #else
1482                 close_hard_disk_tmp(drv);
1483 #endif
1484         }
1485 }
1486
1487 bool VM::is_hard_disk_inserted(int drv)
1488 {
1489         if(drv < USE_HARD_DISK) {
1490 #if defined(OPEN_HARD_DISK_IN_RESET)
1491                 return (hd_file_path[drv][0] != _T('\0'));
1492 #else
1493                 return is_hard_disk_inserted_tmp(drv);
1494 #endif
1495         }
1496         return false;
1497 }
1498
1499 uint32_t VM::is_hard_disk_accessed()
1500 {
1501         uint32_t status = 0;
1502
1503         for(int drv = 0; drv < USE_HARD_DISK; drv++) {
1504                 HARDDISK *handler = get_hard_disk_handler(drv);
1505
1506                 if(handler != NULL && handler->accessed()) {
1507                         status |= 1 << drv;
1508                 }
1509         }
1510         return status;
1511 }
1512
1513 void VM::open_hard_disk_tmp(int drv, const _TCHAR* file_path)
1514 {
1515         HARDDISK *handler = get_hard_disk_handler(drv);
1516
1517         if(handler != NULL) {
1518                 handler->open(file_path);
1519         }
1520 }
1521
1522 void VM::close_hard_disk_tmp(int drv)
1523 {
1524         HARDDISK *handler = get_hard_disk_handler(drv);
1525
1526         if(handler != NULL) {
1527                 handler->close();
1528         }
1529 }
1530
1531 bool VM::is_hard_disk_inserted_tmp(int drv)
1532 {
1533         HARDDISK *handler = get_hard_disk_handler(drv);
1534
1535         if(handler != NULL) {
1536                 return handler->mounted();
1537         }
1538         return false;
1539 }
1540
1541 HARDDISK *VM::get_hard_disk_handler(int drv)
1542 {
1543         if(drv < USE_HARD_DISK) {
1544 #if defined(SUPPORT_SASI_IF)
1545                 return sasi_hdd->get_disk_handler(drv);
1546 #endif
1547 #if defined(SUPPORT_SCSI_IF)
1548                 return scsi_hdd[drv]->get_disk_handler(0);
1549 #endif
1550 #if defined(SUPPORT_IDE_IF)
1551                 return ide_hdd[drv]->get_disk_handler(0);
1552 #endif
1553         }
1554         return NULL;
1555 }
1556 #endif
1557
1558 #if defined(USE_TAPE)
1559 void VM::play_tape(int drv, const _TCHAR* file_path)
1560 {
1561 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1562         pc88->play_tape(file_path);
1563 #else
1564         cmt->play_tape(file_path);
1565 #endif
1566 }
1567
1568 void VM::rec_tape(int drv, const _TCHAR* file_path)
1569 {
1570 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1571         pc88->rec_tape(file_path);
1572 #else
1573         cmt->rec_tape(file_path);
1574 #endif
1575 }
1576
1577 void VM::close_tape(int drv)
1578 {
1579 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1580         pc88->close_tape();
1581 #else
1582         cmt->close_tape();
1583 #endif
1584 }
1585
1586 bool VM::is_tape_inserted(int drv)
1587 {
1588 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1589         return pc88->is_tape_inserted();
1590 #else
1591         return cmt->is_tape_inserted();
1592 #endif
1593 }
1594 #endif
1595
1596 bool VM::is_frame_skippable()
1597 {
1598 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1599         if(boot_mode != 0) {
1600 //              return pc88event->is_frame_skippable();
1601                 return pc88->is_frame_skippable();
1602         } else
1603 #endif
1604         return event->is_frame_skippable();
1605 }
1606
1607 void VM::update_config()
1608 {
1609 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1610         if(boot_mode != config.boot_mode) {
1611                 // boot mode is changed !!!
1612                 boot_mode = config.boot_mode;
1613                 reset();
1614         } else
1615 #endif
1616         for(DEVICE* device = first_device; device; device = device->next_device) {
1617                 device->update_config();
1618         }
1619 }
1620
1621 #define STATE_VERSION   13
1622
1623 #include "../../statesub.h"
1624
1625 void VM::decl_state(void)
1626 {
1627 #if defined(_PC9801)
1628         state_entry = new csp_state_utils(STATE_VERSION, 0, (_TCHAR *)(_T("CSP::PC9801_HEAD")));
1629 #elif defined(_PC9801E)
1630         state_entry = new csp_state_utils(STATE_VERSION, 0, (_TCHAR *)(_T("CSP::PC9801E_HEAD")));
1631 #elif defined(_PC9801U)
1632         state_entry = new csp_state_utils(STATE_VERSION, 0, (_TCHAR *)(_T("CSP::PC9801U_HEAD")));
1633 #elif defined(_PC9801VF)
1634         state_entry = new csp_state_utils(STATE_VERSION, 0, (_TCHAR *)(_T("CSP::PC9801VF_HEAD")));
1635 #elif defined(_PC9801VM)
1636         state_entry = new csp_state_utils(STATE_VERSION, 0, (_TCHAR *)(_T("CSP::PC9801VF_HEAD")));
1637 #elif defined(_PC98DO)
1638         state_entry = new csp_state_utils(STATE_VERSION, 0, (_TCHAR *)(_T("CSP::PC98DO_HEAD")));
1639 #elif defined(_PC9801DOPLUS)
1640         state_entry = new csp_state_utils(STATE_VERSION, 0, (_TCHAR *)(_T("CSP::PC98DO_PLUS_HEAD")));
1641 #elif defined(_PC9801VX)
1642         state_entry = new csp_state_utils(STATE_VERSION, 0, (_TCHAR *)(_T("CSP::PC9801VX_HEAD")));
1643 #elif defined(_PC98XL)
1644         state_entry = new csp_state_utils(STATE_VERSION, 0, (_TCHAR *)(_T("CSP::PC98XL_HEAD")));
1645 #elif defined(_PC98XA)
1646         state_entry = new csp_state_utils(STATE_VERSION, 0, (_TCHAR *)(_T("CSP::PC98XA_HEAD")));
1647 #elif defined(_PC9801RA)
1648         state_entry = new csp_state_utils(STATE_VERSION, 0, (_TCHAR *)(_T("CSP::PC9801RA_HEAD")));
1649 #elif defined(_PC98RL)
1650         state_entry = new csp_state_utils(STATE_VERSION, 0, (_TCHAR *)(_T("CSP::PC98RL_HEAD")));
1651 #else
1652         state_entry = new csp_state_utils(STATE_VERSION, 0, (_TCHAR *)(_T("CSP::PC9801_SERIES_HEAD")));
1653 #endif
1654
1655         DECL_STATE_ENTRY_BOOL(pit_clock_8mhz);
1656 #if defined(_PC98DO) || defined(_PC98DOPLUS)
1657         DECL_STATE_ENTRY_INT32(boot_mode);
1658 #endif
1659         DECL_STATE_ENTRY_INT32(sound_type);
1660 #if defined(USE_HARD_DISK) && defined(OPEN_HARD_DISK_IN_RESET)
1661         DECL_STATE_ENTRY_MULTI(void, hd_file_path, sizeof(hd_file_path));
1662 #endif
1663         for(DEVICE* device = first_device; device; device = device->next_device) {
1664                 device->decl_state();
1665         }
1666 }
1667
1668 void VM::save_state(FILEIO* state_fio)
1669 {
1670         if(state_entry != NULL) {
1671                 state_entry->save_state(state_fio);
1672         }
1673         for(DEVICE* device = first_device; device; device = device->next_device) {
1674                 device->save_state(state_fio);
1675         }
1676 }
1677
1678 bool VM::load_state(FILEIO* state_fio)
1679 {
1680         bool mb = false;
1681         if(state_entry != NULL) {
1682                 mb = state_entry->load_state(state_fio);
1683         }
1684         if(!mb) {
1685                 emu->out_debug_log("INFO: HEADER DATA ERROR");
1686                 return false;
1687         }
1688         for(DEVICE* device = first_device; device; device = device->next_device) {
1689                 if(!device->load_state(state_fio)) {
1690                         return false;
1691                 }
1692         }
1693         return true;
1694 }
1695