1*b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 2c6e3fd22SWilliam Hubbs /* speakup_dtlk.h - header file for speakups DoubleTalk driver. */ 3c6e3fd22SWilliam Hubbs 4c6e3fd22SWilliam Hubbs #define SYNTH_IO_EXTENT 0x02 5c6e3fd22SWilliam Hubbs #define SYNTH_CLEAR 0x18 /* stops speech */ 6c6e3fd22SWilliam Hubbs /* TTS Port Status Flags */ 7c6e3fd22SWilliam Hubbs #define TTS_READABLE 0x80 /* mask for bit which is nonzero if a 813d825edSAleksei Fedotov * byte can be read from the TTS port 913d825edSAleksei Fedotov */ 10c6e3fd22SWilliam Hubbs #define TTS_SPEAKING 0x40 /* mask for SYNC bit, which is nonzero 1113d825edSAleksei Fedotov * while DoubleTalk is producing 1213d825edSAleksei Fedotov * output with TTS, PCM or CVSD 1313d825edSAleksei Fedotov * synthesizers or tone generators 1413d825edSAleksei Fedotov * (that is, all but LPC) 1513d825edSAleksei Fedotov */ 16c6e3fd22SWilliam Hubbs #define TTS_SPEAKING2 0x20 /* mask for SYNC2 bit, 1713d825edSAleksei Fedotov * which falls to zero up to 0.4 sec 1813d825edSAleksei Fedotov * before speech stops 1913d825edSAleksei Fedotov */ 20c6e3fd22SWilliam Hubbs #define TTS_WRITABLE 0x10 /* mask for RDY bit, which when set to 2113d825edSAleksei Fedotov * 1, indicates the TTS port is ready 2213d825edSAleksei Fedotov * to accept a byte of data. The RDY 2313d825edSAleksei Fedotov * bit goes zero 2-3 usec after 2413d825edSAleksei Fedotov * writing, and goes 1 again 180-190 2513d825edSAleksei Fedotov * usec later. 2613d825edSAleksei Fedotov */ 27c6e3fd22SWilliam Hubbs #define TTS_ALMOST_FULL 0x08 /* mask for AF bit: When set to 1, 2813d825edSAleksei Fedotov * indicates that less than 300 bytes 2913d825edSAleksei Fedotov * are available in the TTS input 3013d825edSAleksei Fedotov * buffer. AF is always 0 in the PCM, 3113d825edSAleksei Fedotov * TGN and CVSD modes. 3213d825edSAleksei Fedotov */ 33c6e3fd22SWilliam Hubbs #define TTS_ALMOST_EMPTY 0x04 /* mask for AE bit: When set to 1, 3413d825edSAleksei Fedotov * indicates that less than 300 bytes 3513d825edSAleksei Fedotov * are remaining in DoubleTalk's input 3613d825edSAleksei Fedotov * (TTS or PCM) buffer. AE is always 1 3713d825edSAleksei Fedotov * in the TGN and CVSD modes. 3813d825edSAleksei Fedotov */ 39c6e3fd22SWilliam Hubbs 40c6e3fd22SWilliam Hubbs /* data returned by Interrogate command */ 41c6e3fd22SWilliam Hubbs struct synth_settings { 42c6e3fd22SWilliam Hubbs u_short serial_number; /* 0-7Fh:0-7Fh */ 43c6e3fd22SWilliam Hubbs u_char rom_version[24]; /* null terminated string */ 44c6e3fd22SWilliam Hubbs u_char mode; /* 0=Character; 1=Phoneme; 2=Text */ 45c6e3fd22SWilliam Hubbs u_char punc_level; /* nB; 0-7 */ 46c6e3fd22SWilliam Hubbs u_char formant_freq; /* nF; 0-9 */ 47c6e3fd22SWilliam Hubbs u_char pitch; /* nP; 0-99 */ 48c6e3fd22SWilliam Hubbs u_char speed; /* nS; 0-9 */ 49c6e3fd22SWilliam Hubbs u_char volume; /* nV; 0-9 */ 50c6e3fd22SWilliam Hubbs u_char tone; /* nX; 0-2 */ 51c6e3fd22SWilliam Hubbs u_char expression; /* nE; 0-9 */ 52c6e3fd22SWilliam Hubbs u_char ext_dict_loaded; /* 1=exception dictionary loaded */ 53c6e3fd22SWilliam Hubbs u_char ext_dict_status; /* 1=exception dictionary enabled */ 54c6e3fd22SWilliam Hubbs u_char free_ram; /* # pages (truncated) remaining for 5513d825edSAleksei Fedotov * text buffer 5613d825edSAleksei Fedotov */ 57c6e3fd22SWilliam Hubbs u_char articulation; /* nA; 0-9 */ 58c6e3fd22SWilliam Hubbs u_char reverb; /* nR; 0-9 */ 59c6e3fd22SWilliam Hubbs u_char eob; /* 7Fh value indicating end of 6013d825edSAleksei Fedotov * parameter block 6113d825edSAleksei Fedotov */ 62c6e3fd22SWilliam Hubbs u_char has_indexing; /* nonzero if indexing is implemented */ 63c6e3fd22SWilliam Hubbs }; 64