static MACHINE_INIT( trvquest )
{
via_config(0, &via_0_interface);
via_config(1, &via_1_interface);
via_config(2, &via_2_interface);
via_reset();
}
static MACHINE_INIT( gameplan )
{
via_config(0, &via_0_interface);
via_config(1, &via_1_interface);
via_config(2, &via_2_interface);
via_reset();
r6532_init(0, &r6532_interface);
}
void uservia_reset()
{
via_reset(&uservia);
uservia.read_portA = uservia_read_portA;
uservia.read_portB = uservia_read_portB;
uservia.write_portA = uservia_write_portA;
uservia.write_portB = uservia_write_portB;
uservia.set_cb2 = music4000_shift;
uservia.intnum = 2;
}
void via_init(
struct Via65c22 *via, const char *name,
void (*outa)(Uint8 mask, Uint8 data),
void (*outb)(Uint8 mask, Uint8 data),
void (*outsr)(Uint8 data),
Uint8 (*ina)(Uint8 mask),
Uint8 (*inb)(Uint8 mask),
Uint8 (*insr)(void),
void (*setint)(int level)
) {
via->name = name;
via->outa = outa ? outa : def_outa;
via->outb = outb ? outb : def_outb;
via->outsr = outsr ? outsr : def_outsr;
via->ina = ina ? ina : def_ina;
via->inb = inb ? inb : def_inb;
via->insr = insr ? insr : def_insr;
via->setint = setint ? setint : def_setint;
via_reset(via);
}
static MACHINE_RESET( trvquest )
{
via_reset();
}
static MACHINE_RESET( bmcbowl )
{
via_reset();
}
static MACHINE_RESET( ssystem3 )
{
via_reset();
}