Exemplo n.º 1
0
static MACHINE_RESET( super8 )
{
	/* reset PIO */
	z80pio_init(0, &z80pio_intf);
	z80pio_reset(0);
	keyboard_scan();
	/* enable ROM in base >0000, and re-enable RAM shortly thereafter */
	memory_set_bankptr(1, memory_region(REGION_CPU1) + 0xC000);
	timer_set(TIME_IN_USEC(10), 0, reset_timer_callback);
}
Exemplo n.º 2
0
/* initialize pio emurator */
void z80pio_init (z80pio_interface *intf)
{
	int i;

	memset (pios, 0, sizeof (pios));

	for (i = 0; i < intf->num; i++)
	{
		pios[i].intr = intf->intr[i];
		pios[i].rdyr[0] = intf->rdyA[i];
		pios[i].rdyr[1] = intf->rdyB[i];
		z80pio_reset (i);
	}
}
Exemplo n.º 3
0
void z80pio_init(int which, z80pio_interface *intf)
{
	z80pio *pio = pios + which;

	assert(which < MAX_PIO);

	memset(pio, 0, sizeof(*pio));

	pio->intr = intf->intr;
	pio->rdyr[0] = intf->rdyA;
	pio->rdyr[1] = intf->rdyB;
	z80pio_reset(which);

    state_save_register_item_array("z80pio", which, pio->vector);
    state_save_register_item_array("z80pio", which, pio->mode);
    state_save_register_item_array("z80pio", which, pio->enable);
    state_save_register_item_array("z80pio", which, pio->mask);
    state_save_register_item_array("z80pio", which, pio->dir);
    state_save_register_item_array("z80pio", which, pio->rdy);
    state_save_register_item_array("z80pio", which, pio->in);
    state_save_register_item_array("z80pio", which, pio->out);
    state_save_register_item_array("z80pio", which, pio->strobe);
    state_save_register_item_array("z80pio", which, pio->int_state);
}
Exemplo n.º 4
0
void z80pio_0_reset (void) { z80pio_reset (0); }