64 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			64 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* SPDX-License-Identifier: GPL-2.0 */
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| /* speakup_dtlk.h - header file for speakups DoubleTalk driver. */
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| 
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| #define SYNTH_IO_EXTENT	0x02
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| #define SYNTH_CLEAR	0x18		/* stops speech */
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| 	/* TTS Port Status Flags */
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| #define TTS_READABLE	0x80	/* mask for bit which is nonzero if a
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| 				 * byte can be read from the TTS port
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| 				 */
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| #define TTS_SPEAKING	0x40	/* mask for SYNC bit, which is nonzero
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| 				 * while DoubleTalk is producing
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| 				 * output with TTS, PCM or CVSD
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| 				 * synthesizers or tone generators
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| 				 * (that is, all but LPC)
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| 				 */
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| #define TTS_SPEAKING2	0x20	/* mask for SYNC2 bit,
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| 				 * which falls to zero up to 0.4 sec
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| 				 * before speech stops
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| 				 */
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| #define TTS_WRITABLE	0x10	/* mask for RDY bit, which when set to
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| 				 * 1, indicates the TTS port is ready
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| 				 * to accept a byte of data.  The RDY
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| 				 * bit goes zero 2-3 usec after
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| 				 * writing, and goes 1 again 180-190
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| 				 * usec later.
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| 				 */
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| #define TTS_ALMOST_FULL	0x08	/* mask for AF bit: When set to 1,
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| 				 * indicates that less than 300 bytes
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| 				 * are available in the TTS input
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| 				 * buffer. AF is always 0 in the PCM,
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| 				 * TGN and CVSD modes.
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| 				 */
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| #define TTS_ALMOST_EMPTY 0x04	/* mask for AE bit: When set to 1,
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| 				 * indicates that less than 300 bytes
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| 				 * are remaining in DoubleTalk's input
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| 				 * (TTS or PCM) buffer. AE is always 1
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| 				 * in the TGN and CVSD modes.
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| 				 */
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| 
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| 				/* data returned by Interrogate command */
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| struct synth_settings {
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| 	u_short serial_number;	/* 0-7Fh:0-7Fh */
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| 	u_char rom_version[24]; /* null terminated string */
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| 	u_char mode;		/* 0=Character; 1=Phoneme; 2=Text */
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| 	u_char punc_level;	/* nB; 0-7 */
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| 	u_char formant_freq;	/* nF; 0-9 */
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| 	u_char pitch;		/* nP; 0-99 */
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| 	u_char speed;		/* nS; 0-9 */
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| 	u_char volume;		/* nV; 0-9 */
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| 	u_char tone;		/* nX; 0-2 */
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| 	u_char expression;	/* nE; 0-9 */
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| 	u_char ext_dict_loaded; /* 1=exception dictionary loaded */
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| 	u_char ext_dict_status; /* 1=exception dictionary enabled */
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| 	u_char free_ram;	/* # pages (truncated) remaining for
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| 				 * text buffer
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| 				 */
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| 	u_char articulation;	/* nA; 0-9 */
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| 	u_char reverb;		/* nR; 0-9 */
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| 	u_char eob;		/* 7Fh value indicating end of
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| 				 * parameter block
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| 				 */
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| 	u_char has_indexing;	/* nonzero if indexing is implemented */
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| };
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