//READ8_DEVICE_HANDLER( ym3812_read_port_r ) UINT8 ym3812_read_port_r(void *info, offs_t offset) { return ym3812_r(info, 1); }
//READ8_DEVICE_HANDLER( ym3812_read_port_r ) UINT8 ym3812_read_port_r(UINT8 ChipID, offs_t offset) { return ym3812_r(ChipID, 1); }
//READ8_DEVICE_HANDLER( ym3812_status_port_r ) UINT8 ym3812_status_port_r(void *info, offs_t offset) { return ym3812_r(info, 0); }
//READ8_DEVICE_HANDLER( ym3812_status_port_r ) UINT8 ym3812_status_port_r(UINT8 ChipID, offs_t offset) { return ym3812_r(ChipID, 0); }