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 31#define PROCSPEECH '\r' 32 33static void synth_flush(struct spk_synth *synth); 34 35static struct var_t vars[] = { 36 { CAPS_START, .u.s = {"\x05P+" } }, 37 { CAPS_STOP, .u.s = {"\x05P-" } }, 38 { RATE, .u.n = {"\x05R%d", 7, 0, 9, 0, 0, NULL } }, 39 { PITCH, .u.n = {"\x05P%d", 3, 0, 9, 0, 0, NULL } }, 40 { VOL, .u.n = {"\x05V%d", 9, 0, 9, 0, 0, NULL } }, 41 { TONE, .u.n = {"\x05T%c", 8, 0, 25, 65, 0, NULL } }, 42 { PUNCT, .u.n = {"\x05M%c", 0, 0, 3, 0, 0, "nsma" } }, 43 { DIRECT, .u.n = {NULL, 0, 0, 1, 0, 0, NULL } }, 44 V_LAST_VAR 45}; 46 47/* 48 * These attributes will appear in /sys/accessibility/speakup/spkout. 49 */ 50static struct kobj_attribute caps_start_attribute = 51 __ATTR(caps_start, USER_RW, spk_var_show, spk_var_store); 52static struct kobj_attribute caps_stop_attribute = 53 __ATTR(caps_stop, USER_RW, spk_var_show, spk_var_store); 54static struct kobj_attribute pitch_attribute = 55 __ATTR(pitch, USER_RW, spk_var_show, spk_var_store); 56static struct kobj_attribute punct_attribute = 57 __ATTR(punct, USER_RW, spk_var_show, spk_var_store); 58static struct kobj_attribute rate_attribute = 59 __ATTR(rate, USER_RW, spk_var_show, spk_var_store); 60static struct kobj_attribute tone_attribute = 61 __ATTR(tone, USER_RW, spk_var_show, spk_var_store); 62static struct kobj_attribute vol_attribute = 63 __ATTR(vol, USER_RW, spk_var_show, spk_var_store); 64 65static struct kobj_attribute delay_time_attribute = 66 __ATTR(delay_time, ROOT_W, spk_var_show, spk_var_store); 67static struct kobj_attribute direct_attribute = 68 __ATTR(direct, USER_RW, spk_var_show, spk_var_store); 69static struct kobj_attribute full_time_attribute = 70 __ATTR(full_time, ROOT_W, spk_var_show, spk_var_store); 71static struct kobj_attribute jiffy_delta_attribute = 72 __ATTR(jiffy_delta, ROOT_W, spk_var_show, spk_var_store); 73static struct kobj_attribute trigger_time_attribute = 74 __ATTR(trigger_time, ROOT_W, spk_var_show, spk_var_store); 75 76/* 77 * Create a group of attributes so that we can create and destroy them all 78 * at once. 79 */ 80static struct attribute *synth_attrs[] = { 81 &caps_start_attribute.attr, 82 &caps_stop_attribute.attr, 83 &pitch_attribute.attr, 84 &punct_attribute.attr, 85 &rate_attribute.attr, 86 &tone_attribute.attr, 87 &vol_attribute.attr, 88 &delay_time_attribute.attr, 89 &direct_attribute.attr, 90 &full_time_attribute.attr, 91 &jiffy_delta_attribute.attr, 92 &trigger_time_attribute.attr, 93 NULL, /* need to NULL terminate the list of attributes */ 94}; 95 96static struct spk_synth synth_spkout = { 97 .name = "spkout", 98 .version = DRV_VERSION, 99 .long_name = "Speakout", 100 .init = "\005W1\005I2\005C3", 101 .procspeech = PROCSPEECH, 102 .clear = SYNTH_CLEAR, 103 .delay = 500, 104 .trigger = 50, 105 .jiffies = 50, 106 .full = 40000, 107 .startup = SYNTH_START, 108 .checkval = SYNTH_CHECK, 109 .vars = vars, 110 .probe = serial_synth_probe, 111 .release = spk_serial_release, 112 .synth_immediate = spk_synth_immediate, 113 .catch_up = spk_do_catch_up, 114 .flush = synth_flush, 115 .is_alive = spk_synth_is_alive_restart, 116 .synth_adjust = NULL, 117 .read_buff_add = NULL, 118 .get_index = spk_serial_in_nowait, 119 .indexing = { 120 .command = "\x05[%c", 121 .lowindex = 1, 122 .highindex = 5, 123 .currindex = 1, 124 }, 125 .attributes = { 126 .attrs = synth_attrs, 127 .name = "spkout", 128 }, 129}; 130 131static void synth_flush(struct spk_synth *synth) 132{ 133 int timeout = SPK_XMITR_TIMEOUT; 134 while (spk_serial_tx_busy()) { 135 if (!--timeout) 136 break; 137 udelay(1); 138 } 139 outb(SYNTH_CLEAR, speakup_info.port_tts); 140} 141 142module_param_named(ser, synth_spkout.ser, int, S_IRUGO); 143module_param_named(start, synth_spkout.startup, short, S_IRUGO); 144 145MODULE_PARM_DESC(ser, "Set the serial port for the synthesizer (0-based)."); 146MODULE_PARM_DESC(start, "Start the synthesizer once it is loaded."); 147 148static int __init spkout_init(void) 149{ 150 return synth_add(&synth_spkout); 151} 152 153static void __exit spkout_exit(void) 154{ 155 synth_remove(&synth_spkout); 156} 157 158module_init(spkout_init); 159module_exit(spkout_exit); 160MODULE_AUTHOR("Kirk Reiser <kirk@braille.uwo.ca>"); 161MODULE_AUTHOR("David Borowski"); 162MODULE_DESCRIPTION("Speakup support for Speak Out synthesizers"); 163MODULE_LICENSE("GPL"); 164MODULE_VERSION(DRV_VERSION); 165 166