18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */
28c2ecf20Sopenharmony_ci/* speakup_dtlk.h - header file for speakups DoubleTalk driver. */
38c2ecf20Sopenharmony_ci
48c2ecf20Sopenharmony_ci#define SYNTH_IO_EXTENT	0x02
58c2ecf20Sopenharmony_ci#define SYNTH_CLEAR	0x18		/* stops speech */
68c2ecf20Sopenharmony_ci	/* TTS Port Status Flags */
78c2ecf20Sopenharmony_ci#define TTS_READABLE	0x80	/* mask for bit which is nonzero if a
88c2ecf20Sopenharmony_ci				 * byte can be read from the TTS port
98c2ecf20Sopenharmony_ci				 */
108c2ecf20Sopenharmony_ci#define TTS_SPEAKING	0x40	/* mask for SYNC bit, which is nonzero
118c2ecf20Sopenharmony_ci				 * while DoubleTalk is producing
128c2ecf20Sopenharmony_ci				 * output with TTS, PCM or CVSD
138c2ecf20Sopenharmony_ci				 * synthesizers or tone generators
148c2ecf20Sopenharmony_ci				 * (that is, all but LPC)
158c2ecf20Sopenharmony_ci				 */
168c2ecf20Sopenharmony_ci#define TTS_SPEAKING2	0x20	/* mask for SYNC2 bit,
178c2ecf20Sopenharmony_ci				 * which falls to zero up to 0.4 sec
188c2ecf20Sopenharmony_ci				 * before speech stops
198c2ecf20Sopenharmony_ci				 */
208c2ecf20Sopenharmony_ci#define TTS_WRITABLE	0x10	/* mask for RDY bit, which when set to
218c2ecf20Sopenharmony_ci				 * 1, indicates the TTS port is ready
228c2ecf20Sopenharmony_ci				 * to accept a byte of data.  The RDY
238c2ecf20Sopenharmony_ci				 * bit goes zero 2-3 usec after
248c2ecf20Sopenharmony_ci				 * writing, and goes 1 again 180-190
258c2ecf20Sopenharmony_ci				 * usec later.
268c2ecf20Sopenharmony_ci				 */
278c2ecf20Sopenharmony_ci#define TTS_ALMOST_FULL	0x08	/* mask for AF bit: When set to 1,
288c2ecf20Sopenharmony_ci				 * indicates that less than 300 bytes
298c2ecf20Sopenharmony_ci				 * are available in the TTS input
308c2ecf20Sopenharmony_ci				 * buffer. AF is always 0 in the PCM,
318c2ecf20Sopenharmony_ci				 * TGN and CVSD modes.
328c2ecf20Sopenharmony_ci				 */
338c2ecf20Sopenharmony_ci#define TTS_ALMOST_EMPTY 0x04	/* mask for AE bit: When set to 1,
348c2ecf20Sopenharmony_ci				 * indicates that less than 300 bytes
358c2ecf20Sopenharmony_ci				 * are remaining in DoubleTalk's input
368c2ecf20Sopenharmony_ci				 * (TTS or PCM) buffer. AE is always 1
378c2ecf20Sopenharmony_ci				 * in the TGN and CVSD modes.
388c2ecf20Sopenharmony_ci				 */
398c2ecf20Sopenharmony_ci
408c2ecf20Sopenharmony_ci				/* data returned by Interrogate command */
418c2ecf20Sopenharmony_cistruct synth_settings {
428c2ecf20Sopenharmony_ci	u_short serial_number;	/* 0-7Fh:0-7Fh */
438c2ecf20Sopenharmony_ci	u_char rom_version[24]; /* null terminated string */
448c2ecf20Sopenharmony_ci	u_char mode;		/* 0=Character; 1=Phoneme; 2=Text */
458c2ecf20Sopenharmony_ci	u_char punc_level;	/* nB; 0-7 */
468c2ecf20Sopenharmony_ci	u_char formant_freq;	/* nF; 0-9 */
478c2ecf20Sopenharmony_ci	u_char pitch;		/* nP; 0-99 */
488c2ecf20Sopenharmony_ci	u_char speed;		/* nS; 0-9 */
498c2ecf20Sopenharmony_ci	u_char volume;		/* nV; 0-9 */
508c2ecf20Sopenharmony_ci	u_char tone;		/* nX; 0-2 */
518c2ecf20Sopenharmony_ci	u_char expression;	/* nE; 0-9 */
528c2ecf20Sopenharmony_ci	u_char ext_dict_loaded; /* 1=exception dictionary loaded */
538c2ecf20Sopenharmony_ci	u_char ext_dict_status; /* 1=exception dictionary enabled */
548c2ecf20Sopenharmony_ci	u_char free_ram;	/* # pages (truncated) remaining for
558c2ecf20Sopenharmony_ci				 * text buffer
568c2ecf20Sopenharmony_ci				 */
578c2ecf20Sopenharmony_ci	u_char articulation;	/* nA; 0-9 */
588c2ecf20Sopenharmony_ci	u_char reverb;		/* nR; 0-9 */
598c2ecf20Sopenharmony_ci	u_char eob;		/* 7Fh value indicating end of
608c2ecf20Sopenharmony_ci				 * parameter block
618c2ecf20Sopenharmony_ci				 */
628c2ecf20Sopenharmony_ci	u_char has_indexing;	/* nonzero if indexing is implemented */
638c2ecf20Sopenharmony_ci};
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