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c6e3fd22 WH |
1 | /* |
2 | * originally written by: Kirk Reiser <kirk@braille.uwo.ca> | |
3 | * this version considerably modified by David Borowski, david575@rogers.com | |
4 | * | |
5 | * Copyright (C) 1998-99 Kirk Reiser. | |
6 | * Copyright (C) 2003 David Borowski. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
c6e3fd22 WH |
18 | * specificly written as a driver for the speakup screenreview |
19 | * s not a general device driver. | |
20 | */ | |
21 | #include "speakup.h" | |
22 | #include "spk_priv.h" | |
23 | #include "serialio.h" | |
24 | #include "speakup_dtlk.h" /* local header file for LiteTalk values */ | |
25 | ||
26 | #define DRV_VERSION "2.11" | |
c6e3fd22 WH |
27 | #define PROCSPEECH 0x0d |
28 | ||
29 | static int synth_probe(struct spk_synth *synth); | |
30 | ||
31 | static struct var_t vars[] = { | |
e66c3d84 CB |
32 | { CAPS_START, .u.s = {"\x01+35p" } }, |
33 | { CAPS_STOP, .u.s = {"\x01-35p" } }, | |
34 | { RATE, .u.n = {"\x01%ds", 8, 0, 9, 0, 0, NULL } }, | |
35 | { PITCH, .u.n = {"\x01%dp", 50, 0, 99, 0, 0, NULL } }, | |
36 | { VOL, .u.n = {"\x01%dv", 5, 0, 9, 0, 0, NULL } }, | |
37 | { TONE, .u.n = {"\x01%dx", 1, 0, 2, 0, 0, NULL } }, | |
38 | { PUNCT, .u.n = {"\x01%db", 7, 0, 15, 0, 0, NULL } }, | |
39 | { VOICE, .u.n = {"\x01%do", 0, 0, 7, 0, 0, NULL } }, | |
40 | { FREQUENCY, .u.n = {"\x01%df", 5, 0, 9, 0, 0, NULL } }, | |
41 | { DIRECT, .u.n = {NULL, 0, 0, 1, 0, 0, NULL } }, | |
c6e3fd22 WH |
42 | V_LAST_VAR |
43 | }; | |
44 | ||
45 | /* | |
46 | * These attributes will appear in /sys/accessibility/speakup/ltlk. | |
47 | */ | |
48 | static struct kobj_attribute caps_start_attribute = | |
d901aaa7 | 49 | __ATTR(caps_start, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); |
c6e3fd22 | 50 | static struct kobj_attribute caps_stop_attribute = |
d901aaa7 | 51 | __ATTR(caps_stop, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); |
c6e3fd22 | 52 | static struct kobj_attribute freq_attribute = |
d901aaa7 | 53 | __ATTR(freq, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); |
c6e3fd22 | 54 | static struct kobj_attribute pitch_attribute = |
d901aaa7 | 55 | __ATTR(pitch, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); |
c6e3fd22 | 56 | static struct kobj_attribute punct_attribute = |
d901aaa7 | 57 | __ATTR(punct, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); |
c6e3fd22 | 58 | static struct kobj_attribute rate_attribute = |
d901aaa7 | 59 | __ATTR(rate, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); |
c6e3fd22 | 60 | static struct kobj_attribute tone_attribute = |
d901aaa7 | 61 | __ATTR(tone, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); |
c6e3fd22 | 62 | static struct kobj_attribute voice_attribute = |
d901aaa7 | 63 | __ATTR(voice, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); |
c6e3fd22 | 64 | static struct kobj_attribute vol_attribute = |
d901aaa7 | 65 | __ATTR(vol, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); |
c6e3fd22 WH |
66 | |
67 | static struct kobj_attribute delay_time_attribute = | |
22c9bcad | 68 | __ATTR(delay_time, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); |
c6e3fd22 | 69 | static struct kobj_attribute direct_attribute = |
d901aaa7 | 70 | __ATTR(direct, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); |
c6e3fd22 | 71 | static struct kobj_attribute full_time_attribute = |
22c9bcad | 72 | __ATTR(full_time, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); |
c6e3fd22 | 73 | static struct kobj_attribute jiffy_delta_attribute = |
22c9bcad | 74 | __ATTR(jiffy_delta, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); |
c6e3fd22 | 75 | static struct kobj_attribute trigger_time_attribute = |
22c9bcad | 76 | __ATTR(trigger_time, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); |
c6e3fd22 WH |
77 | |
78 | /* | |
79 | * Create a group of attributes so that we can create and destroy them all | |
80 | * at once. | |
81 | */ | |
82 | static struct attribute *synth_attrs[] = { | |
83 | &caps_start_attribute.attr, | |
84 | &caps_stop_attribute.attr, | |
85 | &freq_attribute.attr, | |
86 | &pitch_attribute.attr, | |
87 | &punct_attribute.attr, | |
88 | &rate_attribute.attr, | |
89 | &tone_attribute.attr, | |
90 | &voice_attribute.attr, | |
91 | &vol_attribute.attr, | |
92 | &delay_time_attribute.attr, | |
93 | &direct_attribute.attr, | |
94 | &full_time_attribute.attr, | |
95 | &jiffy_delta_attribute.attr, | |
96 | &trigger_time_attribute.attr, | |
97 | NULL, /* need to NULL terminate the list of attributes */ | |
98 | }; | |
99 | ||
100 | static struct spk_synth synth_ltlk = { | |
101 | .name = "ltlk", | |
102 | .version = DRV_VERSION, | |
103 | .long_name = "LiteTalk", | |
104 | .init = "\01@\x01\x31y\n\0", | |
105 | .procspeech = PROCSPEECH, | |
106 | .clear = SYNTH_CLEAR, | |
107 | .delay = 500, | |
108 | .trigger = 50, | |
109 | .jiffies = 50, | |
110 | .full = 40000, | |
111 | .startup = SYNTH_START, | |
112 | .checkval = SYNTH_CHECK, | |
113 | .vars = vars, | |
114 | .probe = synth_probe, | |
115 | .release = spk_serial_release, | |
116 | .synth_immediate = spk_synth_immediate, | |
117 | .catch_up = spk_do_catch_up, | |
118 | .flush = spk_synth_flush, | |
119 | .is_alive = spk_synth_is_alive_restart, | |
120 | .synth_adjust = NULL, | |
121 | .read_buff_add = NULL, | |
122 | .get_index = spk_serial_in_nowait, | |
123 | .indexing = { | |
124 | .command = "\x01%di", | |
125 | .lowindex = 1, | |
126 | .highindex = 5, | |
127 | .currindex = 1, | |
128 | }, | |
129 | .attributes = { | |
130 | .attrs = synth_attrs, | |
131 | .name = "ltlk", | |
132 | }, | |
133 | }; | |
134 | ||
135 | /* interrogate the LiteTalk and print its settings */ | |
136 | static void synth_interrogate(struct spk_synth *synth) | |
137 | { | |
138 | unsigned char *t, i; | |
139 | unsigned char buf[50], rom_v[20]; | |
8e69a811 | 140 | |
c6e3fd22 WH |
141 | spk_synth_immediate(synth, "\x18\x01?"); |
142 | for (i = 0; i < 50; i++) { | |
143 | buf[i] = spk_serial_in(); | |
144 | if (i > 2 && buf[i] == 0x7f) | |
145 | break; | |
146 | } | |
147 | t = buf+2; | |
148 | for (i = 0; *t != '\r'; t++) { | |
149 | rom_v[i] = *t; | |
150 | if (++i >= 19) | |
151 | break; | |
152 | } | |
153 | rom_v[i] = 0; | |
154 | pr_info("%s: ROM version: %s\n", synth->long_name, rom_v); | |
155 | } | |
156 | ||
157 | static int synth_probe(struct spk_synth *synth) | |
158 | { | |
159 | int failed = 0; | |
160 | ||
ca2beaf8 | 161 | failed = spk_serial_synth_probe(synth); |
c6e3fd22 WH |
162 | if (failed == 0) |
163 | synth_interrogate(synth); | |
164 | synth->alive = !failed; | |
165 | return failed; | |
166 | } | |
167 | ||
168 | module_param_named(ser, synth_ltlk.ser, int, S_IRUGO); | |
169 | module_param_named(start, synth_ltlk.startup, short, S_IRUGO); | |
170 | ||
171 | MODULE_PARM_DESC(ser, "Set the serial port for the synthesizer (0-based)."); | |
172 | MODULE_PARM_DESC(start, "Start the synthesizer once it is loaded."); | |
173 | ||
ae89facc | 174 | module_spk_synth(synth_ltlk); |
c6e3fd22 | 175 | |
c6e3fd22 WH |
176 | MODULE_AUTHOR("Kirk Reiser <kirk@braille.uwo.ca>"); |
177 | MODULE_AUTHOR("David Borowski"); | |
178 | MODULE_DESCRIPTION("Speakup support for DoubleTalk LT/LiteTalk synthesizers"); | |
179 | MODULE_LICENSE("GPL"); | |
180 | MODULE_VERSION(DRV_VERSION); | |
181 |