159 #define TT_LOW  7
621 #define ACIA_D7E2S (0<<2)	/* 7 data, even parity, 2 stop */
622 #define ACIA_D7O2S (1<<2)	/* 7 data, odd parity, 2 stop */
623 #define ACIA_D7E1S (2<<2)	/* 7 data, even parity, 1 stop */
624 #define ACIA_D7O1S (3<<2)	/* 7 data, odd parity, 1 stop */
628 #define ACIA_D8O1S (7<<2)	/* 8 data, odd parity, 1 stop */
637 #define ACIA_RID (0<<7)		/* RxINT disabled */
638 #define ACIA_RIE (1<<7)		/* RxINT enabled */
648 #define ACIA_IRQ  (1<<7)	/* Interrupt Request */
753 #define	MW_LM1992_VOLUME(dB)	\  argument
754     (0x0c0 | ((dB) < -80 ? 0 : (dB) > 0 ? 40 : (((dB) + 80) / 2)))
755 #define	MW_LM1992_BALLEFT(dB)	\  argument
756     (0x140 | ((dB) < -40 ? 0 : (dB) > 0 ? 20 : (((dB) + 40) / 2)))
757 #define	MW_LM1992_BALRIGHT(dB)	\  argument
758     (0x100 | ((dB) < -40 ? 0 : (dB) > 0 ? 20 : (((dB) + 40) / 2)))
759 #define	MW_LM1992_TREBLE(dB)	\  argument
760     (0x080 | ((dB) < -12 ? 0 : (dB) > 12 ? 12 : (((dB) / 2) + 6)))
761 #define	MW_LM1992_BASS(dB)	\  argument
762     (0x040 | ((dB) < -12 ? 0 : (dB) > 12 ? 12 : (((dB) / 2) + 6)))