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 33static int synth_probe(struct spk_synth *synth); 34static void synth_flush(struct spk_synth *synth); 35 36static struct var_t vars[] = { 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 } }, 45 V_LAST_VAR 46}; 47 48/* 49 * These attributes will appear in /sys/accessibility/speakup/audptr. 50 */ 51static struct kobj_attribute caps_start_attribute = 52 __ATTR(caps_start, USER_RW, spk_var_show, spk_var_store); 53static struct kobj_attribute caps_stop_attribute = 54 __ATTR(caps_stop, USER_RW, spk_var_show, spk_var_store); 55static struct kobj_attribute pitch_attribute = 56 __ATTR(pitch, USER_RW, spk_var_show, spk_var_store); 57static struct kobj_attribute punct_attribute = 58 __ATTR(punct, USER_RW, spk_var_show, spk_var_store); 59static struct kobj_attribute rate_attribute = 60 __ATTR(rate, USER_RW, spk_var_show, spk_var_store); 61static struct kobj_attribute tone_attribute = 62 __ATTR(tone, USER_RW, spk_var_show, spk_var_store); 63static struct kobj_attribute vol_attribute = 64 __ATTR(vol, USER_RW, spk_var_show, spk_var_store); 65 66static struct kobj_attribute delay_time_attribute = 67 __ATTR(delay_time, ROOT_W, spk_var_show, spk_var_store); 68static struct kobj_attribute direct_attribute = 69 __ATTR(direct, USER_RW, spk_var_show, spk_var_store); 70static struct kobj_attribute full_time_attribute = 71 __ATTR(full_time, ROOT_W, spk_var_show, spk_var_store); 72static struct kobj_attribute jiffy_delta_attribute = 73 __ATTR(jiffy_delta, ROOT_W, spk_var_show, spk_var_store); 74static 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 */ 81static 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 97static 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 132static 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 144static 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 161static 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 172module_param_named(ser, synth_audptr.ser, int, S_IRUGO); 173module_param_named(start, synth_audptr.startup, short, S_IRUGO); 174 175MODULE_PARM_DESC(ser, "Set the serial port for the synthesizer (0-based)."); 176MODULE_PARM_DESC(start, "Start the synthesizer once it is loaded."); 177 178static int __init audptr_init(void) 179{ 180 return synth_add(&synth_audptr); 181} 182 183static void __exit audptr_exit(void) 184{ 185 synth_remove(&synth_audptr); 186} 187 188module_init(audptr_init); 189module_exit(audptr_exit); 190MODULE_AUTHOR("Kirk Reiser <kirk@braille.uwo.ca>"); 191MODULE_AUTHOR("David Borowski"); 192MODULE_DESCRIPTION("Speakup support for Audapter synthesizer"); 193MODULE_LICENSE("GPL"); 194MODULE_VERSION(DRV_VERSION); 195 196