1 /*
2 * originally written by: Kirk Reiser <kirk@braille.uwo.ca>
3 * this version considerably modified by David Borowski, david575@rogers.com
4 * eventually modified by Samuel Thibault <samuel.thibault@ens-lyon.org>
5 *
6 * Copyright (C) 1998-99 Kirk Reiser.
7 * Copyright (C) 2003 David Borowski.
8 * Copyright (C) 2007 Samuel Thibault.
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 *
24 * specificly written as a driver for the speakup screenreview
25 * s not a general device driver.
26 */
27 #include "spk_priv.h"
28 #include "speakup.h"
29
30 #define PROCSPEECH '\n'
31 #define DRV_VERSION "2.11"
32 #define SYNTH_CLEAR '!'
33
34 static struct var_t vars[] = {
35 { CAPS_START, .u.s = {"CAPS_START\n" } },
36 { CAPS_STOP, .u.s = {"CAPS_STOP\n" } },
37 { RATE, .u.n = {"RATE %d\n", 8, 1, 16, 0, 0, NULL } },
38 { PITCH, .u.n = {"PITCH %d\n", 8, 0, 16, 0, 0, NULL } },
39 { VOL, .u.n = {"VOL %d\n", 8, 0, 16, 0, 0, NULL } },
40 { TONE, .u.n = {"TONE %d\n", 8, 0, 16, 0, 0, NULL } },
41 { DIRECT, .u.n = {NULL, 0, 0, 1, 0, 0, NULL } },
42 V_LAST_VAR
43 };
44
45 /*
46 * These attributes will appear in /sys/accessibility/speakup/dummy.
47 */
48 static struct kobj_attribute caps_start_attribute =
49 __ATTR(caps_start, USER_RW, spk_var_show, spk_var_store);
50 static struct kobj_attribute caps_stop_attribute =
51 __ATTR(caps_stop, USER_RW, spk_var_show, spk_var_store);
52 static struct kobj_attribute pitch_attribute =
53 __ATTR(pitch, USER_RW, spk_var_show, spk_var_store);
54 static struct kobj_attribute rate_attribute =
55 __ATTR(rate, USER_RW, spk_var_show, spk_var_store);
56 static struct kobj_attribute tone_attribute =
57 __ATTR(tone, USER_RW, spk_var_show, spk_var_store);
58 static struct kobj_attribute vol_attribute =
59 __ATTR(vol, USER_RW, spk_var_show, spk_var_store);
60
61 static struct kobj_attribute delay_time_attribute =
62 __ATTR(delay_time, ROOT_W, spk_var_show, spk_var_store);
63 static struct kobj_attribute direct_attribute =
64 __ATTR(direct, USER_RW, spk_var_show, spk_var_store);
65 static struct kobj_attribute full_time_attribute =
66 __ATTR(full_time, ROOT_W, spk_var_show, spk_var_store);
67 static struct kobj_attribute jiffy_delta_attribute =
68 __ATTR(jiffy_delta, ROOT_W, spk_var_show, spk_var_store);
69 static struct kobj_attribute trigger_time_attribute =
70 __ATTR(trigger_time, ROOT_W, spk_var_show, spk_var_store);
71
72 /*
73 * Create a group of attributes so that we can create and destroy them all
74 * at once.
75 */
76 static struct attribute *synth_attrs[] = {
77 &caps_start_attribute.attr,
78 &caps_stop_attribute.attr,
79 &pitch_attribute.attr,
80 &rate_attribute.attr,
81 &tone_attribute.attr,
82 &vol_attribute.attr,
83 &delay_time_attribute.attr,
84 &direct_attribute.attr,
85 &full_time_attribute.attr,
86 &jiffy_delta_attribute.attr,
87 &trigger_time_attribute.attr,
88 NULL, /* need to NULL terminate the list of attributes */
89 };
90
91 static struct spk_synth synth_dummy = {
92 .name = "dummy",
93 .version = DRV_VERSION,
94 .long_name = "Dummy",
95 .init = "Speakup\n",
96 .procspeech = PROCSPEECH,
97 .clear = SYNTH_CLEAR,
98 .delay = 500,
99 .trigger = 50,
100 .jiffies = 50,
101 .full = 40000,
102 .startup = SYNTH_START,
103 .checkval = SYNTH_CHECK,
104 .vars = vars,
105 .probe = spk_serial_synth_probe,
106 .release = spk_serial_release,
107 .synth_immediate = spk_synth_immediate,
108 .catch_up = spk_do_catch_up,
109 .flush = spk_synth_flush,
110 .is_alive = spk_synth_is_alive_restart,
111 .synth_adjust = NULL,
112 .read_buff_add = NULL,
113 .get_index = NULL,
114 .indexing = {
115 .command = NULL,
116 .lowindex = 0,
117 .highindex = 0,
118 .currindex = 0,
119 },
120 .attributes = {
121 .attrs = synth_attrs,
122 .name = "dummy",
123 },
124 };
125
126 module_param_named(ser, synth_dummy.ser, int, S_IRUGO);
127 module_param_named(start, synth_dummy.startup, short, S_IRUGO);
128
129 MODULE_PARM_DESC(ser, "Set the serial port for the synthesizer (0-based).");
130 MODULE_PARM_DESC(start, "Start the synthesizer once it is loaded.");
131
dummy_init(void)132 static int __init dummy_init(void)
133 {
134 return synth_add(&synth_dummy);
135 }
136
dummy_exit(void)137 static void __exit dummy_exit(void)
138 {
139 synth_remove(&synth_dummy);
140 }
141
142 module_init(dummy_init);
143 module_exit(dummy_exit);
144 MODULE_AUTHOR("Samuel Thibault <samuel.thibault@ens-lyon.org>");
145 MODULE_DESCRIPTION("Speakup support for text console");
146 MODULE_LICENSE("GPL");
147 MODULE_VERSION(DRV_VERSION);
148
149