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 * specificly written as a driver for the speakup screenreview 19 * s 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' /* process speech char */ 27 28 static struct var_t vars[] = { 29 { CAPS_START, .u.s = {"\x05P8" } }, 30 { CAPS_STOP, .u.s = {"\x05P5" } }, 31 { RATE, .u.n = {"\x05R%d", 5, 0, 9, 0, 0, NULL } }, 32 { PITCH, .u.n = {"\x05P%d", 5, 0, 9, 0, 0, NULL } }, 33 { VOL, .u.n = {"\x05V%d", 5, 0, 9, 0, 0, NULL } }, 34 { TONE, .u.n = {"\x05T%c", 12, 0, 25, 61, 0, NULL } }, 35 { DIRECT, .u.n = {NULL, 0, 0, 1, 0, 0, NULL } }, 36 V_LAST_VAR 37 }; 38 39 /* These attributes will appear in /sys/accessibility/speakup/txprt. */ 40 41 static struct kobj_attribute caps_start_attribute = 42 __ATTR(caps_start, 0644, spk_var_show, spk_var_store); 43 static struct kobj_attribute caps_stop_attribute = 44 __ATTR(caps_stop, 0644, spk_var_show, spk_var_store); 45 static struct kobj_attribute pitch_attribute = 46 __ATTR(pitch, 0644, spk_var_show, spk_var_store); 47 static struct kobj_attribute rate_attribute = 48 __ATTR(rate, 0644, spk_var_show, spk_var_store); 49 static struct kobj_attribute tone_attribute = 50 __ATTR(tone, 0644, spk_var_show, spk_var_store); 51 static struct kobj_attribute vol_attribute = 52 __ATTR(vol, 0644, spk_var_show, spk_var_store); 53 54 static struct kobj_attribute delay_time_attribute = 55 __ATTR(delay_time, 0644, spk_var_show, spk_var_store); 56 static struct kobj_attribute direct_attribute = 57 __ATTR(direct, 0644, spk_var_show, spk_var_store); 58 static struct kobj_attribute full_time_attribute = 59 __ATTR(full_time, 0644, spk_var_show, spk_var_store); 60 static struct kobj_attribute jiffy_delta_attribute = 61 __ATTR(jiffy_delta, 0644, spk_var_show, spk_var_store); 62 static struct kobj_attribute trigger_time_attribute = 63 __ATTR(trigger_time, 0644, spk_var_show, spk_var_store); 64 65 /* 66 * Create a group of attributes so that we can create and destroy them all 67 * at once. 68 */ 69 static struct attribute *synth_attrs[] = { 70 &caps_start_attribute.attr, 71 &caps_stop_attribute.attr, 72 &pitch_attribute.attr, 73 &rate_attribute.attr, 74 &tone_attribute.attr, 75 &vol_attribute.attr, 76 &delay_time_attribute.attr, 77 &direct_attribute.attr, 78 &full_time_attribute.attr, 79 &jiffy_delta_attribute.attr, 80 &trigger_time_attribute.attr, 81 NULL, /* need to NULL terminate the list of attributes */ 82 }; 83 84 static struct spk_synth synth_txprt = { 85 .name = "txprt", 86 .version = DRV_VERSION, 87 .long_name = "Transport", 88 .init = "\x05N1", 89 .procspeech = PROCSPEECH, 90 .clear = SYNTH_CLEAR, 91 .delay = 500, 92 .trigger = 50, 93 .jiffies = 50, 94 .full = 40000, 95 .dev_name = SYNTH_DEFAULT_DEV, 96 .startup = SYNTH_START, 97 .checkval = SYNTH_CHECK, 98 .vars = vars, 99 .io_ops = &spk_ttyio_ops, 100 .probe = spk_ttyio_synth_probe, 101 .release = spk_ttyio_release, 102 .synth_immediate = spk_ttyio_synth_immediate, 103 .catch_up = spk_do_catch_up, 104 .flush = spk_synth_flush, 105 .is_alive = spk_synth_is_alive_restart, 106 .synth_adjust = NULL, 107 .read_buff_add = NULL, 108 .get_index = NULL, 109 .indexing = { 110 .command = NULL, 111 .lowindex = 0, 112 .highindex = 0, 113 .currindex = 0, 114 }, 115 .attributes = { 116 .attrs = synth_attrs, 117 .name = "txprt", 118 }, 119 }; 120 121 module_param_named(ser, synth_txprt.ser, int, 0444); 122 module_param_named(dev, synth_txprt.dev_name, charp, S_IRUGO); 123 module_param_named(start, synth_txprt.startup, short, 0444); 124 125 MODULE_PARM_DESC(ser, "Set the serial port for the synthesizer (0-based)."); 126 MODULE_PARM_DESC(dev, "Set the device e.g. ttyUSB0, for the synthesizer."); 127 MODULE_PARM_DESC(start, "Start the synthesizer once it is loaded."); 128 129 module_spk_synth(synth_txprt); 130 131 MODULE_AUTHOR("Kirk Reiser <kirk@braille.uwo.ca>"); 132 MODULE_AUTHOR("David Borowski"); 133 MODULE_DESCRIPTION("Speakup support for Transport synthesizers"); 134 MODULE_LICENSE("GPL"); 135 MODULE_VERSION(DRV_VERSION); 136 137