static void zaccaria_init_machine(void)
{
pia_unconfig();
pia_config(0, PIA_STANDARD_ORDERING | PIA_8BIT, &pia_0_intf);
pia_config(1, PIA_STANDARD_ORDERING | PIA_8BIT, &pia_1_intf);
pia_reset();
}
static void mcr68_common_init(void)
{
int i;
/* reset the 6840's */
m6840_status = 0x00;
m6840_status_read_since_int = 0x00;
m6840_msb_buffer = m6840_lsb_buffer = 0;
for (i = 0; i < 3; i++)
{
m6840_state[i].control = 0x00;
m6840_state[i].latch = 0xffff;
m6840_state[i].count = 0xffff;
m6840_state[i].timer = timer_alloc(counter_fired_callback);
m6840_state[i].timer_active = 0;
m6840_state[i].period = m6840_counter_periods[i];
}
/* initialize the clock */
m6840_internal_counter_period = TIME_IN_HZ(Machine->drv->cpu[0].cpu_clock / 10);
/* reset cocktail flip */
mcr_cocktail_flip = 0;
/* initialize the sound */
pia_unconfig();
mcr_sound_init();
}
void spiders_init_machine(void)
{
pia_unconfig();
pia_config(0, PIA_STANDARD_ORDERING, &pia_0_intf);
pia_config(1, PIA_ALTERNATE_ORDERING, &pia_1_intf);
pia_config(2, PIA_STANDARD_ORDERING, &pia_2_intf);
pia_config(3, PIA_STANDARD_ORDERING, &pia_3_intf);
pia_reset();
}
