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