1*2067fd92SSamuel Thibault /* SPDX-License-Identifier: GPL-2.0 */ 2*2067fd92SSamuel Thibault /* speakup_dtlk.h - header file for speakups DoubleTalk driver. */ 3*2067fd92SSamuel Thibault 4*2067fd92SSamuel Thibault #define SYNTH_IO_EXTENT 0x02 5*2067fd92SSamuel Thibault #define SYNTH_CLEAR 0x18 /* stops speech */ 6*2067fd92SSamuel Thibault /* TTS Port Status Flags */ 7*2067fd92SSamuel Thibault #define TTS_READABLE 0x80 /* mask for bit which is nonzero if a 8*2067fd92SSamuel Thibault * byte can be read from the TTS port 9*2067fd92SSamuel Thibault */ 10*2067fd92SSamuel Thibault #define TTS_SPEAKING 0x40 /* mask for SYNC bit, which is nonzero 11*2067fd92SSamuel Thibault * while DoubleTalk is producing 12*2067fd92SSamuel Thibault * output with TTS, PCM or CVSD 13*2067fd92SSamuel Thibault * synthesizers or tone generators 14*2067fd92SSamuel Thibault * (that is, all but LPC) 15*2067fd92SSamuel Thibault */ 16*2067fd92SSamuel Thibault #define TTS_SPEAKING2 0x20 /* mask for SYNC2 bit, 17*2067fd92SSamuel Thibault * which falls to zero up to 0.4 sec 18*2067fd92SSamuel Thibault * before speech stops 19*2067fd92SSamuel Thibault */ 20*2067fd92SSamuel Thibault #define TTS_WRITABLE 0x10 /* mask for RDY bit, which when set to 21*2067fd92SSamuel Thibault * 1, indicates the TTS port is ready 22*2067fd92SSamuel Thibault * to accept a byte of data. The RDY 23*2067fd92SSamuel Thibault * bit goes zero 2-3 usec after 24*2067fd92SSamuel Thibault * writing, and goes 1 again 180-190 25*2067fd92SSamuel Thibault * usec later. 26*2067fd92SSamuel Thibault */ 27*2067fd92SSamuel Thibault #define TTS_ALMOST_FULL 0x08 /* mask for AF bit: When set to 1, 28*2067fd92SSamuel Thibault * indicates that less than 300 bytes 29*2067fd92SSamuel Thibault * are available in the TTS input 30*2067fd92SSamuel Thibault * buffer. AF is always 0 in the PCM, 31*2067fd92SSamuel Thibault * TGN and CVSD modes. 32*2067fd92SSamuel Thibault */ 33*2067fd92SSamuel Thibault #define TTS_ALMOST_EMPTY 0x04 /* mask for AE bit: When set to 1, 34*2067fd92SSamuel Thibault * indicates that less than 300 bytes 35*2067fd92SSamuel Thibault * are remaining in DoubleTalk's input 36*2067fd92SSamuel Thibault * (TTS or PCM) buffer. AE is always 1 37*2067fd92SSamuel Thibault * in the TGN and CVSD modes. 38*2067fd92SSamuel Thibault */ 39*2067fd92SSamuel Thibault 40*2067fd92SSamuel Thibault /* data returned by Interrogate command */ 41*2067fd92SSamuel Thibault struct synth_settings { 42*2067fd92SSamuel Thibault u_short serial_number; /* 0-7Fh:0-7Fh */ 43*2067fd92SSamuel Thibault u_char rom_version[24]; /* null terminated string */ 44*2067fd92SSamuel Thibault u_char mode; /* 0=Character; 1=Phoneme; 2=Text */ 45*2067fd92SSamuel Thibault u_char punc_level; /* nB; 0-7 */ 46*2067fd92SSamuel Thibault u_char formant_freq; /* nF; 0-9 */ 47*2067fd92SSamuel Thibault u_char pitch; /* nP; 0-99 */ 48*2067fd92SSamuel Thibault u_char speed; /* nS; 0-9 */ 49*2067fd92SSamuel Thibault u_char volume; /* nV; 0-9 */ 50*2067fd92SSamuel Thibault u_char tone; /* nX; 0-2 */ 51*2067fd92SSamuel Thibault u_char expression; /* nE; 0-9 */ 52*2067fd92SSamuel Thibault u_char ext_dict_loaded; /* 1=exception dictionary loaded */ 53*2067fd92SSamuel Thibault u_char ext_dict_status; /* 1=exception dictionary enabled */ 54*2067fd92SSamuel Thibault u_char free_ram; /* # pages (truncated) remaining for 55*2067fd92SSamuel Thibault * text buffer 56*2067fd92SSamuel Thibault */ 57*2067fd92SSamuel Thibault u_char articulation; /* nA; 0-9 */ 58*2067fd92SSamuel Thibault u_char reverb; /* nR; 0-9 */ 59*2067fd92SSamuel Thibault u_char eob; /* 7Fh value indicating end of 60*2067fd92SSamuel Thibault * parameter block 61*2067fd92SSamuel Thibault */ 62*2067fd92SSamuel Thibault u_char has_indexing; /* nonzero if indexing is implemented */ 63*2067fd92SSamuel Thibault }; 64