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 * this code is specificly written as a driver for the speakup screenreview 19 * package and is not a general device driver. 20 */ 21 #include "spk_priv.h" 22 #include "speakup.h" 23 24 #define DRV_VERSION "2.11" 25 #define SYNTH_CLEAR 0x18 26 #define PROCSPEECH '\r' 27 28 static struct var_t vars[] = { 29 { CAPS_START, .u.s = {"\x05\x31\x32P" } }, 30 { CAPS_STOP, .u.s = {"\x05\x38P" } }, 31 { RATE, .u.n = {"\x05%dE", 8, 1, 16, 0, 0, NULL } }, 32 { PITCH, .u.n = {"\x05%dP", 8, 0, 16, 0, 0, NULL } }, 33 { VOL, .u.n = {"\x05%dV", 8, 0, 16, 0, 0, NULL } }, 34 { TONE, .u.n = {"\x05%dT", 8, 0, 16, 0, 0, NULL } }, 35 { DIRECT, .u.n = {NULL, 0, 0, 1, 0, 0, NULL } }, 36 V_LAST_VAR 37 }; 38 39 /* 40 * These attributes will appear in /sys/accessibility/speakup/bns. 41 */ 42 static struct kobj_attribute caps_start_attribute = 43 __ATTR(caps_start, 0644, spk_var_show, spk_var_store); 44 static struct kobj_attribute caps_stop_attribute = 45 __ATTR(caps_stop, 0644, spk_var_show, spk_var_store); 46 static struct kobj_attribute pitch_attribute = 47 __ATTR(pitch, 0644, spk_var_show, spk_var_store); 48 static struct kobj_attribute rate_attribute = 49 __ATTR(rate, 0644, spk_var_show, spk_var_store); 50 static struct kobj_attribute tone_attribute = 51 __ATTR(tone, 0644, spk_var_show, spk_var_store); 52 static struct kobj_attribute vol_attribute = 53 __ATTR(vol, 0644, spk_var_show, spk_var_store); 54 55 static struct kobj_attribute delay_time_attribute = 56 __ATTR(delay_time, 0644, spk_var_show, spk_var_store); 57 static struct kobj_attribute direct_attribute = 58 __ATTR(direct, 0644, spk_var_show, spk_var_store); 59 static struct kobj_attribute full_time_attribute = 60 __ATTR(full_time, 0644, spk_var_show, spk_var_store); 61 static struct kobj_attribute jiffy_delta_attribute = 62 __ATTR(jiffy_delta, 0644, spk_var_show, spk_var_store); 63 static struct kobj_attribute trigger_time_attribute = 64 __ATTR(trigger_time, 0644, spk_var_show, spk_var_store); 65 66 /* 67 * Create a group of attributes so that we can create and destroy them all 68 * at once. 69 */ 70 static struct attribute *synth_attrs[] = { 71 &caps_start_attribute.attr, 72 &caps_stop_attribute.attr, 73 &pitch_attribute.attr, 74 &rate_attribute.attr, 75 &tone_attribute.attr, 76 &vol_attribute.attr, 77 &delay_time_attribute.attr, 78 &direct_attribute.attr, 79 &full_time_attribute.attr, 80 &jiffy_delta_attribute.attr, 81 &trigger_time_attribute.attr, 82 NULL, /* need to NULL terminate the list of attributes */ 83 }; 84 85 static struct spk_synth synth_bns = { 86 .name = "bns", 87 .version = DRV_VERSION, 88 .long_name = "Braille 'N Speak", 89 .init = "\x05Z\x05\x43", 90 .procspeech = PROCSPEECH, 91 .clear = SYNTH_CLEAR, 92 .delay = 500, 93 .trigger = 50, 94 .jiffies = 50, 95 .full = 40000, 96 .dev_name = SYNTH_DEFAULT_DEV, 97 .startup = SYNTH_START, 98 .checkval = SYNTH_CHECK, 99 .vars = vars, 100 .io_ops = &spk_ttyio_ops, 101 .probe = spk_ttyio_synth_probe, 102 .release = spk_ttyio_release, 103 .synth_immediate = spk_ttyio_synth_immediate, 104 .catch_up = spk_do_catch_up, 105 .flush = spk_synth_flush, 106 .is_alive = spk_synth_is_alive_restart, 107 .synth_adjust = NULL, 108 .read_buff_add = NULL, 109 .get_index = NULL, 110 .indexing = { 111 .command = NULL, 112 .lowindex = 0, 113 .highindex = 0, 114 .currindex = 0, 115 }, 116 .attributes = { 117 .attrs = synth_attrs, 118 .name = "bns", 119 }, 120 }; 121 122 module_param_named(ser, synth_bns.ser, int, 0444); 123 module_param_named(dev, synth_bns.dev_name, charp, S_IRUGO); 124 module_param_named(start, synth_bns.startup, short, 0444); 125 126 MODULE_PARM_DESC(ser, "Set the serial port for the synthesizer (0-based)."); 127 MODULE_PARM_DESC(dev, "Set the device e.g. ttyUSB0, for the synthesizer."); 128 MODULE_PARM_DESC(start, "Start the synthesizer once it is loaded."); 129 130 module_spk_synth(synth_bns); 131 132 MODULE_AUTHOR("Kirk Reiser <kirk@braille.uwo.ca>"); 133 MODULE_AUTHOR("David Borowski"); 134 MODULE_DESCRIPTION("Speakup support for Braille 'n Speak synthesizers"); 135 MODULE_LICENSE("GPL"); 136 MODULE_VERSION(DRV_VERSION); 137 138