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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 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | * | |
22 | * specificly written as a driver for the speakup screenreview | |
23 | * s not a general device driver. | |
24 | */ | |
25 | #include "spk_priv.h" | |
26 | #include "speakup.h" | |
27 | #include "serialio.h" | |
28 | ||
29 | #define DRV_VERSION "2.11" | |
30 | #define SYNTH_CLEAR 0x18 /* flush synth buffer */ | |
31 | #define PROCSPEECH '\r' /* start synth processing speech char */ | |
32 | ||
33 | static int synth_probe(struct spk_synth *synth); | |
34 | static void synth_flush(struct spk_synth *synth); | |
35 | ||
36 | static struct var_t vars[] = { | |
d1c07c41 CB |
37 | { CAPS_START, .u.s = {"\x05[f99]" } }, |
38 | { CAPS_STOP, .u.s = {"\x05[f80]" } }, | |
39 | { RATE, .u.n = {"\x05[r%d]", 10, 0, 20, 100, -10, NULL } }, | |
40 | { PITCH, .u.n = {"\x05[f%d]", 80, 39, 4500, 0, 0, NULL } }, | |
41 | { VOL, .u.n = {"\x05[g%d]", 21, 0, 40, 0, 0, NULL } }, | |
42 | { TONE, .u.n = {"\x05[s%d]", 9, 0, 63, 0, 0, 0 } }, | |
43 | { PUNCT, .u.n = {"\x05[A%c]", 0, 0, 3, 0, 0, "nmsa" } }, | |
44 | { DIRECT, .u.n = {NULL, 0, 0, 1, 0, 0, NULL } }, | |
c6e3fd22 WH |
45 | V_LAST_VAR |
46 | }; | |
47 | ||
48 | /* | |
49 | * These attributes will appear in /sys/accessibility/speakup/audptr. | |
50 | */ | |
51 | static struct kobj_attribute caps_start_attribute = | |
52 | __ATTR(caps_start, USER_RW, spk_var_show, spk_var_store); | |
53 | static struct kobj_attribute caps_stop_attribute = | |
54 | __ATTR(caps_stop, USER_RW, spk_var_show, spk_var_store); | |
55 | static struct kobj_attribute pitch_attribute = | |
56 | __ATTR(pitch, USER_RW, spk_var_show, spk_var_store); | |
57 | static struct kobj_attribute punct_attribute = | |
58 | __ATTR(punct, USER_RW, spk_var_show, spk_var_store); | |
59 | static struct kobj_attribute rate_attribute = | |
60 | __ATTR(rate, USER_RW, spk_var_show, spk_var_store); | |
61 | static struct kobj_attribute tone_attribute = | |
62 | __ATTR(tone, USER_RW, spk_var_show, spk_var_store); | |
63 | static struct kobj_attribute vol_attribute = | |
64 | __ATTR(vol, USER_RW, spk_var_show, spk_var_store); | |
65 | ||
66 | static struct kobj_attribute delay_time_attribute = | |
67 | __ATTR(delay_time, ROOT_W, spk_var_show, spk_var_store); | |
68 | static struct kobj_attribute direct_attribute = | |
69 | __ATTR(direct, USER_RW, spk_var_show, spk_var_store); | |
70 | static struct kobj_attribute full_time_attribute = | |
71 | __ATTR(full_time, ROOT_W, spk_var_show, spk_var_store); | |
72 | static struct kobj_attribute jiffy_delta_attribute = | |
73 | __ATTR(jiffy_delta, ROOT_W, spk_var_show, spk_var_store); | |
74 | static struct kobj_attribute trigger_time_attribute = | |
75 | __ATTR(trigger_time, ROOT_W, spk_var_show, spk_var_store); | |
76 | ||
77 | /* | |
78 | * Create a group of attributes so that we can create and destroy them all | |
79 | * at once. | |
80 | */ | |
81 | static struct attribute *synth_attrs[] = { | |
82 | &caps_start_attribute.attr, | |
83 | &caps_stop_attribute.attr, | |
84 | &pitch_attribute.attr, | |
85 | &punct_attribute.attr, | |
86 | &rate_attribute.attr, | |
87 | &tone_attribute.attr, | |
88 | &vol_attribute.attr, | |
89 | &delay_time_attribute.attr, | |
90 | &direct_attribute.attr, | |
91 | &full_time_attribute.attr, | |
92 | &jiffy_delta_attribute.attr, | |
93 | &trigger_time_attribute.attr, | |
94 | NULL, /* need to NULL terminate the list of attributes */ | |
95 | }; | |
96 | ||
97 | static struct spk_synth synth_audptr = { | |
98 | .name = "audptr", | |
99 | .version = DRV_VERSION, | |
100 | .long_name = "Audapter", | |
101 | .init = "\x05[D1]\x05[Ol]", | |
102 | .procspeech = PROCSPEECH, | |
103 | .clear = SYNTH_CLEAR, | |
104 | .delay = 400, | |
105 | .trigger = 50, | |
106 | .jiffies = 30, | |
107 | .full = 18000, | |
108 | .startup = SYNTH_START, | |
109 | .checkval = SYNTH_CHECK, | |
110 | .vars = vars, | |
111 | .probe = synth_probe, | |
112 | .release = spk_serial_release, | |
113 | .synth_immediate = spk_synth_immediate, | |
114 | .catch_up = spk_do_catch_up, | |
115 | .flush = synth_flush, | |
116 | .is_alive = spk_synth_is_alive_restart, | |
117 | .synth_adjust = NULL, | |
118 | .read_buff_add = NULL, | |
119 | .get_index = NULL, | |
120 | .indexing = { | |
121 | .command = NULL, | |
122 | .lowindex = 0, | |
123 | .highindex = 0, | |
124 | .currindex = 0, | |
125 | }, | |
126 | .attributes = { | |
127 | .attrs = synth_attrs, | |
128 | .name = "audptr", | |
129 | }, | |
130 | }; | |
131 | ||
132 | static void synth_flush(struct spk_synth *synth) | |
133 | { | |
134 | int timeout = SPK_XMITR_TIMEOUT; | |
135 | while (spk_serial_tx_busy()) { | |
136 | if (!--timeout) | |
137 | break; | |
138 | udelay(1); | |
139 | } | |
140 | outb(SYNTH_CLEAR, speakup_info.port_tts); | |
141 | spk_serial_out(PROCSPEECH); | |
142 | } | |
143 | ||
144 | static void synth_version(struct spk_synth *synth) | |
145 | { | |
146 | unsigned char test = 0; | |
147 | char synth_id[40] = ""; | |
148 | spk_synth_immediate(synth, "\x05[Q]"); | |
149 | synth_id[test] = spk_serial_in(); | |
150 | if (synth_id[test] == 'A') { | |
151 | do { | |
152 | /* read version string from synth */ | |
153 | synth_id[++test] = spk_serial_in(); | |
154 | } while (synth_id[test] != '\n' && test < 32); | |
155 | synth_id[++test] = 0x00; | |
156 | } | |
157 | if (synth_id[0] == 'A') | |
158 | pr_info("%s version: %s", synth->long_name, synth_id); | |
159 | } | |
160 | ||
161 | static int synth_probe(struct spk_synth *synth) | |
162 | { | |
163 | int failed = 0; | |
164 | ||
165 | failed = serial_synth_probe(synth); | |
166 | if (failed == 0) | |
167 | synth_version(synth); | |
168 | synth->alive = !failed; | |
169 | return 0; | |
170 | } | |
171 | ||
172 | module_param_named(ser, synth_audptr.ser, int, S_IRUGO); | |
173 | module_param_named(start, synth_audptr.startup, short, S_IRUGO); | |
174 | ||
175 | MODULE_PARM_DESC(ser, "Set the serial port for the synthesizer (0-based)."); | |
176 | MODULE_PARM_DESC(start, "Start the synthesizer once it is loaded."); | |
177 | ||
178 | static int __init audptr_init(void) | |
179 | { | |
180 | return synth_add(&synth_audptr); | |
181 | } | |
182 | ||
183 | static void __exit audptr_exit(void) | |
184 | { | |
185 | synth_remove(&synth_audptr); | |
186 | } | |
187 | ||
188 | module_init(audptr_init); | |
189 | module_exit(audptr_exit); | |
190 | MODULE_AUTHOR("Kirk Reiser <kirk@braille.uwo.ca>"); | |
191 | MODULE_AUTHOR("David Borowski"); | |
192 | MODULE_DESCRIPTION("Speakup support for Audapter synthesizer"); | |
193 | MODULE_LICENSE("GPL"); | |
194 | MODULE_VERSION(DRV_VERSION); | |
195 |