64 lines · c
1/* SPDX-License-Identifier: GPL-2.0 */2/* speakup_dtlk.h - header file for speakups DoubleTalk driver. */3 4#define SYNTH_IO_EXTENT 0x025#define SYNTH_CLEAR 0x18 /* stops speech */6 /* TTS Port Status Flags */7#define TTS_READABLE 0x80 /* mask for bit which is nonzero if a8 * byte can be read from the TTS port9 */10#define TTS_SPEAKING 0x40 /* mask for SYNC bit, which is nonzero11 * while DoubleTalk is producing12 * output with TTS, PCM or CVSD13 * synthesizers or tone generators14 * (that is, all but LPC)15 */16#define TTS_SPEAKING2 0x20 /* mask for SYNC2 bit,17 * which falls to zero up to 0.4 sec18 * before speech stops19 */20#define TTS_WRITABLE 0x10 /* mask for RDY bit, which when set to21 * 1, indicates the TTS port is ready22 * to accept a byte of data. The RDY23 * bit goes zero 2-3 usec after24 * writing, and goes 1 again 180-19025 * usec later.26 */27#define TTS_ALMOST_FULL 0x08 /* mask for AF bit: When set to 1,28 * indicates that less than 300 bytes29 * are available in the TTS input30 * buffer. AF is always 0 in the PCM,31 * TGN and CVSD modes.32 */33#define TTS_ALMOST_EMPTY 0x04 /* mask for AE bit: When set to 1,34 * indicates that less than 300 bytes35 * are remaining in DoubleTalk's input36 * (TTS or PCM) buffer. AE is always 137 * in the TGN and CVSD modes.38 */39 40 /* data returned by Interrogate command */41struct synth_settings {42 u_short serial_number; /* 0-7Fh:0-7Fh */43 u_char rom_version[24]; /* null terminated string */44 u_char mode; /* 0=Character; 1=Phoneme; 2=Text */45 u_char punc_level; /* nB; 0-7 */46 u_char formant_freq; /* nF; 0-9 */47 u_char pitch; /* nP; 0-99 */48 u_char speed; /* nS; 0-9 */49 u_char volume; /* nV; 0-9 */50 u_char tone; /* nX; 0-2 */51 u_char expression; /* nE; 0-9 */52 u_char ext_dict_loaded; /* 1=exception dictionary loaded */53 u_char ext_dict_status; /* 1=exception dictionary enabled */54 u_char free_ram; /* # pages (truncated) remaining for55 * text buffer56 */57 u_char articulation; /* nA; 0-9 */58 u_char reverb; /* nR; 0-9 */59 u_char eob; /* 7Fh value indicating end of60 * parameter block61 */62 u_char has_indexing; /* nonzero if indexing is implemented */63};64