/* * originally written by: Kirk Reiser * this version considerably modified by David Borowski, david575@rogers.com * * Copyright (C) 1998-99 Kirk Reiser. * Copyright (C) 2003 David Borowski. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * specificly written as a driver for the speakup screenreview * s not a general device driver. */ #include "speakup.h" #include "spk_priv.h" #include "serialio.h" #include "speakup_dtlk.h" /* local header file for LiteTalk values */ #define DRV_VERSION "2.11" #define PROCSPEECH 0x0d static int synth_probe(struct spk_synth *synth); static struct var_t vars[] = { { CAPS_START, .u.s = {"\x01+35p" } }, { CAPS_STOP, .u.s = {"\x01-35p" } }, { RATE, .u.n = {"\x01%ds", 8, 0, 9, 0, 0, NULL } }, { PITCH, .u.n = {"\x01%dp", 50, 0, 99, 0, 0, NULL } }, { VOL, .u.n = {"\x01%dv", 5, 0, 9, 0, 0, NULL } }, { TONE, .u.n = {"\x01%dx", 1, 0, 2, 0, 0, NULL } }, { PUNCT, .u.n = {"\x01%db", 7, 0, 15, 0, 0, NULL } }, { VOICE, .u.n = {"\x01%do", 0, 0, 7, 0, 0, NULL } }, { FREQUENCY, .u.n = {"\x01%df", 5, 0, 9, 0, 0, NULL } }, { DIRECT, .u.n = {NULL, 0, 0, 1, 0, 0, NULL } }, V_LAST_VAR }; /* * These attributes will appear in /sys/accessibility/speakup/ltlk. */ static struct kobj_attribute caps_start_attribute = __ATTR(caps_start, USER_RW, spk_var_show, spk_var_store); static struct kobj_attribute caps_stop_attribute = __ATTR(caps_stop, USER_RW, spk_var_show, spk_var_store); static struct kobj_attribute freq_attribute = __ATTR(freq, USER_RW, spk_var_show, spk_var_store); static struct kobj_attribute pitch_attribute = __ATTR(pitch, USER_RW, spk_var_show, spk_var_store); static struct kobj_attribute punct_attribute = __ATTR(punct, USER_RW, spk_var_show, spk_var_store); static struct kobj_attribute rate_attribute = __ATTR(rate, USER_RW, spk_var_show, spk_var_store); static struct kobj_attribute tone_attribute = __ATTR(tone, USER_RW, spk_var_show, spk_var_store); static struct kobj_attribute voice_attribute = __ATTR(voice, USER_RW, spk_var_show, spk_var_store); static struct kobj_attribute vol_attribute = __ATTR(vol, USER_RW, spk_var_show, spk_var_store); static struct kobj_attribute delay_time_attribute = __ATTR(delay_time, ROOT_W, spk_var_show, spk_var_store); static struct kobj_attribute direct_attribute = __ATTR(direct, USER_RW, spk_var_show, spk_var_store); static struct kobj_attribute full_time_attribute = __ATTR(full_time, ROOT_W, spk_var_show, spk_var_store); static struct kobj_attribute jiffy_delta_attribute = __ATTR(jiffy_delta, ROOT_W, spk_var_show, spk_var_store); static struct kobj_attribute trigger_time_attribute = __ATTR(trigger_time, ROOT_W, spk_var_show, spk_var_store); /* * Create a group of attributes so that we can create and destroy them all * at once. */ static struct attribute *synth_attrs[] = { &caps_start_attribute.attr, &caps_stop_attribute.attr, &freq_attribute.attr, &pitch_attribute.attr, &punct_attribute.attr, &rate_attribute.attr, &tone_attribute.attr, &voice_attribute.attr, &vol_attribute.attr, &delay_time_attribute.attr, &direct_attribute.attr, &full_time_attribute.attr, &jiffy_delta_attribute.attr, &trigger_time_attribute.attr, NULL, /* need to NULL terminate the list of attributes */ }; static struct spk_synth synth_ltlk = { .name = "ltlk", .version = DRV_VERSION, .long_name = "LiteTalk", .init = "\01@\x01\x31y\n\0", .procspeech = PROCSPEECH, .clear = SYNTH_CLEAR, .delay = 500, .trigger = 50, .jiffies = 50, .full = 40000, .startup = SYNTH_START, .checkval = SYNTH_CHECK, .vars = vars, .probe = synth_probe, .release = spk_serial_release, .synth_immediate = spk_synth_immediate, .catch_up = spk_do_catch_up, .flush = spk_synth_flush, .is_alive = spk_synth_is_alive_restart, .synth_adjust = NULL, .read_buff_add = NULL, .get_index = spk_serial_in_nowait, .indexing = { .command = "\x01%di", .lowindex = 1, .highindex = 5, .currindex = 1, }, .attributes = { .attrs = synth_attrs, .name = "ltlk", }, }; /* interrogate the LiteTalk and print its settings */ static void synth_interrogate(struct spk_synth *synth) { unsigned char *t, i; unsigned char buf[50], rom_v[20]; spk_synth_immediate(synth, "\x18\x01?"); for (i = 0; i < 50; i++) { buf[i] = spk_serial_in(); if (i > 2 && buf[i] == 0x7f) break; } t = buf+2; for (i = 0; *t != '\r'; t++) { rom_v[i] = *t; if (++i >= 19) break; } rom_v[i] = 0; pr_info("%s: ROM version: %s\n", synth->long_name, rom_v); } static int synth_probe(struct spk_synth *synth) { int failed = 0; failed = spk_serial_synth_probe(synth); if (failed == 0) synth_interrogate(synth); synth->alive = !failed; return failed; } module_param_named(ser, synth_ltlk.ser, int, S_IRUGO); module_param_named(start, synth_ltlk.startup, short, S_IRUGO); MODULE_PARM_DESC(ser, "Set the serial port for the synthesizer (0-based)."); MODULE_PARM_DESC(start, "Start the synthesizer once it is loaded."); static int __init ltlk_init(void) { return synth_add(&synth_ltlk); } static void __exit ltlk_exit(void) { synth_remove(&synth_ltlk); } module_init(ltlk_init); module_exit(ltlk_exit); MODULE_AUTHOR("Kirk Reiser "); MODULE_AUTHOR("David Borowski"); MODULE_DESCRIPTION("Speakup support for DoubleTalk LT/LiteTalk synthesizers"); MODULE_LICENSE("GPL"); MODULE_VERSION(DRV_VERSION);