12067fd92SSamuel Thibault /* SPDX-License-Identifier: GPL-2.0 */ 22067fd92SSamuel Thibault /* speakup_dtlk.h - header file for speakups DoubleTalk driver. */ 32067fd92SSamuel Thibault 42067fd92SSamuel Thibault #define SYNTH_IO_EXTENT 0x02 52067fd92SSamuel Thibault #define SYNTH_CLEAR 0x18 /* stops speech */ 62067fd92SSamuel Thibault /* TTS Port Status Flags */ 72067fd92SSamuel Thibault #define TTS_READABLE 0x80 /* mask for bit which is nonzero if a 82067fd92SSamuel Thibault * byte can be read from the TTS port 92067fd92SSamuel Thibault */ 102067fd92SSamuel Thibault #define TTS_SPEAKING 0x40 /* mask for SYNC bit, which is nonzero 112067fd92SSamuel Thibault * while DoubleTalk is producing 122067fd92SSamuel Thibault * output with TTS, PCM or CVSD 132067fd92SSamuel Thibault * synthesizers or tone generators 142067fd92SSamuel Thibault * (that is, all but LPC) 152067fd92SSamuel Thibault */ 162067fd92SSamuel Thibault #define TTS_SPEAKING2 0x20 /* mask for SYNC2 bit, 172067fd92SSamuel Thibault * which falls to zero up to 0.4 sec 182067fd92SSamuel Thibault * before speech stops 192067fd92SSamuel Thibault */ 202067fd92SSamuel Thibault #define TTS_WRITABLE 0x10 /* mask for RDY bit, which when set to 212067fd92SSamuel Thibault * 1, indicates the TTS port is ready 222067fd92SSamuel Thibault * to accept a byte of data. The RDY 232067fd92SSamuel Thibault * bit goes zero 2-3 usec after 242067fd92SSamuel Thibault * writing, and goes 1 again 180-190 252067fd92SSamuel Thibault * usec later. 262067fd92SSamuel Thibault */ 272067fd92SSamuel Thibault #define TTS_ALMOST_FULL 0x08 /* mask for AF bit: When set to 1, 282067fd92SSamuel Thibault * indicates that less than 300 bytes 292067fd92SSamuel Thibault * are available in the TTS input 302067fd92SSamuel Thibault * buffer. AF is always 0 in the PCM, 312067fd92SSamuel Thibault * TGN and CVSD modes. 322067fd92SSamuel Thibault */ 332067fd92SSamuel Thibault #define TTS_ALMOST_EMPTY 0x04 /* mask for AE bit: When set to 1, 342067fd92SSamuel Thibault * indicates that less than 300 bytes 352067fd92SSamuel Thibault * are remaining in DoubleTalk's input 362067fd92SSamuel Thibault * (TTS or PCM) buffer. AE is always 1 372067fd92SSamuel Thibault * in the TGN and CVSD modes. 382067fd92SSamuel Thibault */ 392067fd92SSamuel Thibault 402067fd92SSamuel Thibault /* data returned by Interrogate command */ 412067fd92SSamuel Thibault struct synth_settings { 422067fd92SSamuel Thibault u_short serial_number; /* 0-7Fh:0-7Fh */ 432067fd92SSamuel Thibault u_char rom_version[24]; /* null terminated string */ 442067fd92SSamuel Thibault u_char mode; /* 0=Character; 1=Phoneme; 2=Text */ 452067fd92SSamuel Thibault u_char punc_level; /* nB; 0-7 */ 462067fd92SSamuel Thibault u_char formant_freq; /* nF; 0-9 */ 472067fd92SSamuel Thibault u_char pitch; /* nP; 0-99 */ 482067fd92SSamuel Thibault u_char speed; /* nS; 0-9 */ 492067fd92SSamuel Thibault u_char volume; /* nV; 0-9 */ 502067fd92SSamuel Thibault u_char tone; /* nX; 0-2 */ 512067fd92SSamuel Thibault u_char expression; /* nE; 0-9 */ 522067fd92SSamuel Thibault u_char ext_dict_loaded; /* 1=exception dictionary loaded */ 532067fd92SSamuel Thibault u_char ext_dict_status; /* 1=exception dictionary enabled */ 542067fd92SSamuel Thibault u_char free_ram; /* # pages (truncated) remaining for 552067fd92SSamuel Thibault * text buffer 562067fd92SSamuel Thibault */ 572067fd92SSamuel Thibault u_char articulation; /* nA; 0-9 */ 582067fd92SSamuel Thibault u_char reverb; /* nR; 0-9 */ 592067fd92SSamuel Thibault u_char eob; /* 7Fh value indicating end of 602067fd92SSamuel Thibault * parameter block 612067fd92SSamuel Thibault */ 622067fd92SSamuel Thibault u_char has_indexing; /* nonzero if indexing is implemented */ 632067fd92SSamuel Thibault }; 64