1 #if 0 2 3 #define TRACE_TXT(text) \ 4 { \ 5 if(dtlk_trace) \ 6 { \ 7 console_print(text); \ 8 console_print("\n"); \ 9 } \ 10 } 11 12 #define TRACE_CHR(chr) \ 13 { \ 14 if(dtlk_trace) \ 15 console_print(chr); \ 16 } \ 17 18 #endif 19 20 #define DTLK_MINOR 0 21 #define DTLK_IO_EXTENT 0x02 22 23 /* ioctl's use magic number of 0xa3 */ 24 #define DTLK_INTERROGATE 0xa390 /* get settings from the DoubleTalk */ 25 #define DTLK_STATUS 0xa391 /* get status from the DoubleTalk */ 26 27 28 #define DTLK_CLEAR 0x18 /* stops speech */ 29 30 #define DTLK_MAX_RETRIES (loops_per_jiffy/(10000/HZ)) 31 32 /* TTS Port Status Flags */ 33 #define TTS_READABLE 0x80 /* mask for bit which is nonzero if a 34 byte can be read from the TTS port */ 35 #define TTS_SPEAKING 0x40 /* mask for SYNC bit, which is nonzero 36 while DoubleTalk is producing 37 output with TTS, PCM or CVSD 38 synthesizers or tone generators 39 (that is, all but LPC) */ 40 #define TTS_SPEAKING2 0x20 /* mask for SYNC2 bit, 41 which falls to zero up to 0.4 sec 42 before speech stops */ 43 #define TTS_WRITABLE 0x10 /* mask for RDY bit, which when set to 44 1, indicates the TTS port is ready 45 to accept a byte of data. The RDY 46 bit goes zero 2-3 usec after 47 writing, and goes 1 again 180-190 48 usec later. */ 49 #define TTS_ALMOST_FULL 0x08 /* mask for AF bit: When set to 1, 50 indicates that less than 300 free 51 bytes are available in the TTS 52 input buffer. AF is always 0 in the 53 PCM, TGN and CVSD modes. */ 54 #define TTS_ALMOST_EMPTY 0x04 /* mask for AE bit: When set to 1, 55 indicates that less than 300 bytes 56 of data remain in DoubleTalk's 57 input (TTS or PCM) buffer. AE is 58 always 1 in the TGN and CVSD 59 modes. */ 60 61 /* LPC speak commands */ 62 #define LPC_5220_NORMAL 0x60 /* 5220 format decoding table, normal rate */ 63 #define LPC_5220_FAST 0x64 /* 5220 format decoding table, fast rate */ 64 #define LPC_D6_NORMAL 0x20 /* D6 format decoding table, normal rate */ 65 #define LPC_D6_FAST 0x24 /* D6 format decoding table, fast rate */ 66 67 /* LPC Port Status Flags (valid only after one of the LPC 68 speak commands) */ 69 #define LPC_SPEAKING 0x80 /* mask for TS bit: When set to 1, 70 indicates the LPC synthesizer is 71 producing speech.*/ 72 #define LPC_BUFFER_LOW 0x40 /* mask for BL bit: When set to 1, 73 indicates that the hardware LPC 74 data buffer has less than 30 bytes 75 remaining. (Total internal buffer 76 size = 4096 bytes.) */ 77 #define LPC_BUFFER_EMPTY 0x20 /* mask for BE bit: When set to 1, 78 indicates that the LPC data buffer 79 ran out of data (error condition if 80 TS is also 1). */ 81 82 /* data returned by Interrogate command */ 83 struct dtlk_settings 84 { 85 unsigned short serial_number; /* 0-7Fh:0-7Fh */ 86 unsigned char rom_version[24]; /* null terminated string */ 87 unsigned char mode; /* 0=Character; 1=Phoneme; 2=Text */ 88 unsigned char punc_level; /* nB; 0-7 */ 89 unsigned char formant_freq; /* nF; 0-9 */ 90 unsigned char pitch; /* nP; 0-99 */ 91 unsigned char speed; /* nS; 0-9 */ 92 unsigned char volume; /* nV; 0-9 */ 93 unsigned char tone; /* nX; 0-2 */ 94 unsigned char expression; /* nE; 0-9 */ 95 unsigned char ext_dict_loaded; /* 1=exception dictionary loaded */ 96 unsigned char ext_dict_status; /* 1=exception dictionary enabled */ 97 unsigned char free_ram; /* # pages (truncated) remaining for 98 text buffer */ 99 unsigned char articulation; /* nA; 0-9 */ 100 unsigned char reverb; /* nR; 0-9 */ 101 unsigned char eob; /* 7Fh value indicating end of 102 parameter block */ 103 unsigned char has_indexing; /* nonzero if indexing is implemented */ 104 }; 105