static READ32_HANDLER( ym2151_status_32bit_r ) { return YM2151_status_port_0_r(0); }
static READ8_HANDLER( amspdwy_sound_r ) { return (YM2151_status_port_0_r(0) & ~ 0x30) | readinputport(4); }
static READ32_HANDLER( ym2151_status_32bit_r ) { return YM2151_status_port_0_r(0); }
static READ8_HANDLER( amspdwy_sound_r ) { return (YM2151_status_port_0_r(0) & ~ 0x30) | readinputport(4); }