t_stat set_iobase(UNIT *uptr, int32 val, CONST char *cptr, void *desc)
{
DEVICE* dptr;
PNP_INFO* pnp;
t_stat rc;
uint16 newbase;
if (!cptr) return SCPE_ARG;
if (!uptr) return SCPE_IERR;
if (!(dptr = find_dev_from_unit(uptr))) return SCPE_IERR;
if (!(pnp = (PNP_INFO*)dptr->ctxt)) return SCPE_IERR;
newbase = get_uint (cptr, 16, 0xFF, &rc);
if (rc != SCPE_OK) return rc;
if (dptr->flags & DEV_DIS) {
printf("Device not enabled yet.\n");
pnp->io_base = newbase;
} else {
dptr->flags |= DEV_DIS;
dptr->reset(dptr);
pnp->io_base = newbase;
dptr->flags &= ~DEV_DIS;
dptr->reset(dptr);
}
return SCPE_OK;
}
void VM::reset()
{
// reset all devices
for(DEVICE* device = first_device; device; device = device->next_device) {
device->reset();
}
}
void VM::reset()
{
memory->readrom(config.device_type);
// reset all devices
for(DEVICE* device = first_device; device; device = device->next_device) {
device->reset();
}
}
void VM::special_reset()
{
// system reset
for(DEVICE* device = first_device; device; device = device->next_device) {
device->reset();
}
io->sysreset();
}
void VM::reset()
{
// reset all devices
for(DEVICE* device = first_device; device; device = device->next_device) {
device->reset();
}
and_int->write_signal(SIG_AND_BIT_0, 0, 1); // CLOCK = L
and_int->write_signal(SIG_AND_BIT_1, 1, 1); // INTMASK = H
#if defined(_MZ800) || defined(_MZ1500)
and_snd->write_signal(SIG_AND_BIT_1, 1, 1); // SNDMASK = H
#endif
}
void VM::reset()
{
// reset all devices
for(DEVICE* device = first_device; device; device = device->next_device) {
device->reset();
}
#if defined(_PC98DO) || defined(_PC98DOPLUS)
for(DEVICE* device = first_device; device; device = device->next_device) {
device->reset();
}
#endif
// initial device settings
pio_mouse->write_signal(SIG_I8255_PORT_A, 0xf0, 0xff); // clear mouse status
pio_mouse->write_signal(SIG_I8255_PORT_B, 0x40, 0xff); // cpu high & sw3-6
uint8_t port_c = 0x08; // normal mode & sw1-5 & sw1-6
#if defined(HAS_V30) || defined(HAS_V33)
port_c |= 0x04; // V30
#endif
pio_mouse->write_signal(SIG_I8255_PORT_C, 0x40, 0xff);
pio_sys->write_signal(SIG_I8255_PORT_A, 0xe3, 0xff);
pio_sys->write_signal(SIG_I8255_PORT_B, 0xf8, 0xff);//0xe8??
#if defined(_PC9801)
uint8_t prn_b = 0x00; // system type = first PC-9801
#elif defined(_PC9801U)
uint8_t prn_b = 0xc0; // system type = PC-9801U,PC-98LT,PC-98HA
#else
uint8_t prn_b = 0x80; // system type = others
#endif
if(pit_clock_8mhz) {
prn_b |= 0x20; // system clock is 8MHz
}
prn_b |= 0x10; // don't use LCD display
#if !defined(SUPPORT_16_COLORS)
prn_b |= 0x08; // standard graphics
#endif
prn_b |= 0x04; // printer is not busy
#if defined(HAS_V30) || defined(HAS_V33)
prn_b |= 0x02;
#endif
#if defined(_PC9801VF) || defined(_PC9801U)
prn_b |= 0x01; // PC-9801VF or PC-9801U
#endif
pio_prn->write_signal(SIG_I8255_PORT_B, prn_b, 0xff);
#if defined(SUPPORT_320KB_FDD_IF)
pio_fdd->write_signal(SIG_I8255_PORT_A, 0xff, 0xff);
pio_fdd->write_signal(SIG_I8255_PORT_B, 0xff, 0xff);
pio_fdd->write_signal(SIG_I8255_PORT_C, 0xff, 0xff);
#endif
#if defined(SUPPORT_2DD_FDD_IF)
fdc_2dd->write_signal(SIG_UPD765A_FREADY, 1, 1); // 2DD FDC RDY is pulluped
#endif
if(sound_device_type == 0 || sound_device_type == 1) {
// opn->write_signal(SIG_YM2203_PORT_A, 0x3f, 0xff); // PC-9801-26(K) INT0
// opn->write_signal(SIG_YM2203_PORT_A, 0xbf, 0xff); // PC-9801-26(K) INT41
opn->write_signal(SIG_YM2203_PORT_A, 0xff, 0xff); // PC-9801-26(K) INT5
// opn->write_signal(SIG_YM2203_PORT_A, 0x7f, 0xff); // PC-9801-26(K) INT6
}
#if defined(SUPPORT_OLD_BUZZER)
beep->write_signal(SIG_BEEP_ON, 1, 1);
beep->write_signal(SIG_BEEP_MUTE, 1, 1);
#else
beep->write_signal(SIG_PCM1BIT_ON, 1, 1);
beep->write_signal(SIG_PCM1BIT_MUTE, 1, 1);
#endif
#if defined(_PC98DO) || defined(_PC98DOPLUS)
pc88opn->set_reg(0x29, 3); // for Misty Blue
pc88pio->write_signal(SIG_I8255_PORT_C, 0, 0xff);
pc88pio_sub->write_signal(SIG_I8255_PORT_C, 0, 0xff);
#endif
}