void initpc()
{
char *p;
// allegro_init();
get_executable_name(pcempath,511);
pclog("executable_name = %s\n", pcempath);
p=get_filename(pcempath);
*p=0;
pclog("path = %s\n", pcempath);
fdd_init();
keyboard_init();
mouse_init();
joystick_init();
midi_init();
loadconfig(NULL);
pclog("Config loaded\n");
loadfont("mda.rom", 0, cga_fontdat, cga_fontdatm);
loadfont("roms/pc1512/40078.ic127", 0, pc1512_fontdat, pc1512_fontdatm);
loadfont("roms/pc200/40109.bin", 0, pc200_fontdat, pc200_fontdatm);
codegen_init();
cpuspeed2=(AT)?2:1;
// cpuspeed2=cpuspeed;
atfullspeed=0;
device_init();
initvideo();
mem_init();
loadbios();
mem_add_bios();
timer_reset();
sound_reset();
fdc_init();
// #ifdef USE_NETWORKING
vlan_reset(); //NETWORK
network_card_init(network_card_current);
// #endif
loaddisc(0,discfns[0]);
loaddisc(1,discfns[1]);
//loadfont();
loadnvr();
sound_init();
resetide();
#if __unix
if (cdrom_drive == -1)
cdrom_null_open(cdrom_drive);
else
#endif
ioctl_open(cdrom_drive);
pit_reset();
/* if (romset==ROM_AMI386 || romset==ROM_AMI486) */fullspeed();
ali1429_reset();
// CPUID=(is486 && (cpuspeed==7 || cpuspeed>=9));
// pclog("Init - CPUID %i %i\n",CPUID,cpuspeed);
shadowbios=0;
#if __unix
if (cdrom_drive == -1)
cdrom_null_reset();
else
#endif
ioctl_reset();
}
void resetpchard()
{
if (!modelchanged)
device_close_all();
else
modelchanged = 0;
device_init();
midi_close();
midi_init();
timer_reset();
sound_reset();
mem_resize();
if (pcfirsttime)
{
fdc_init();
pcfirsttime = 0;
}
else
fdc_hard_reset();
model_init();
video_init();
speaker_init();
// #ifdef USE_NETWORKING
vlan_reset(); //NETWORK
network_card_init(network_card_current);
// #endif
sound_card_init(sound_card_current);
if (GUS)
device_add(&gus_device);
if (GAMEBLASTER)
device_add(&cms_device);
if (SSI2001)
device_add(&ssi2001_device);
if (voodoo_enabled)
device_add(&voodoo_device);
pc_reset();
resetide();
loadnvr();
// cpuspeed2 = (AT)?2:1;
// atfullspeed = 0;
// setpitclock(models[model].cpu[cpu_manufacturer].cpus[cpu].rspeed);
shadowbios = 0;
ali1429_reset();
keyboard_at_reset();
// output=3;
#if __unix
if (cdrom_drive == -1)
cdrom_null_reset();
else
#endif
ioctl_reset();
}
void piix_write(int func, int addr, uint8_t val, void *priv)
{
// pclog("piix_write: func=%d addr=%02x val=%02x %04x:%08x\n", func, addr, val, CS, pc);
if (func > 1)
return;
if (func == 1) /*IDE*/
{
switch (addr)
{
case 0x04:
// pclog("IDE on/off\n");
if (romset == ROM_P55T2P4) resetide();
card_piix_ide[0x04] = (card_piix_ide[0x04] & ~5) | (val & 5);
break;
case 0x07:
card_piix_ide[0x07] = (card_piix_ide[0x07] & ~0x38) | (val & 0x38);
break;
case 0x0d:
card_piix_ide[0x0d] = val;
break;
case 0x20:
card_piix_ide[0x20] = (val & ~0x0f) | 1;
break;
case 0x21:
card_piix_ide[0x21] = val;
break;
#if 0
case 0x33:
/* Note by OBattler: This is a hack, but it's needed to reset the cylinders of the IDE devices. */
if (romset != ROM_P55T2P4) break;
if (val != piix_33)
{
resetide();
}
piix_33 = val;
break;
#endif
case 0x40:
card_piix_ide[0x40] = val;
break;
case 0x41:
if ((val ^ card_piix_ide[0x41]) & 0x80)
{
ide_pri_disable();
if (val & 0x80)
ide_pri_enable();
}
card_piix_ide[0x41] = val;
break;
case 0x42:
card_piix_ide[0x42] = val;
break;
case 0x43:
if ((val ^ card_piix_ide[0x43]) & 0x80)
{
ide_sec_disable();
if (val & 0x80)
ide_sec_enable();
}
card_piix_ide[0x43] = val;
break;
case 0x44:
if (piix_type >= 3) card_piix_ide[0x44] = val;
break;
}
if (addr == 4 || (addr & ~3) == 0x20) /*Bus master base address*/
{
uint16_t base = (card_piix_ide[0x20] & 0xf0) | (card_piix_ide[0x21] << 8);
io_removehandler(0, 0x10000, piix_bus_master_read, NULL, NULL, piix_bus_master_write, NULL, NULL, NULL);
if (card_piix_ide[0x04] & 1)
io_sethandler(base, 0x10, piix_bus_master_read, NULL, NULL, piix_bus_master_write, NULL, NULL, NULL);
}
// pclog("PIIX write %02X %02X\n", addr, val);
}
else
{
switch (addr)
{
case 0x00: case 0x01: case 0x02: case 0x03:
case 0x08: case 0x09: case 0x0a: case 0x0b:
case 0x0e:
return;
}
if (addr == 0x6A)
{
if (piix_type == 1)
card_piix[addr] = (val & 0xFC) | (card_piix[addr] | 3);
else if (piix_type == 3)
card_piix[addr] = (val & 0xFD) | (card_piix[addr] | 2);
}
else
card_piix[addr] = val;
}
}
