/*
* originally written by: Kirk Reiser <kirk@braille.uwo.ca>
* 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 "spk_priv.h"
#include "speakup.h"
#include "serialio.h"
#define DRV_VERSION "2.11"
#define SYNTH_CLEAR 0x18 /* flush synth buffer */
#define PROCSPEECH '\r' /* start synth processing speech char */
static int synth_probe(struct spk_synth *synth);
static void synth_flush(struct spk_synth *synth);
static struct var_t vars[] = {
{ CAPS_START, .u.s = {"\x05[f99]" } },
{ CAPS_STOP, .u.s = {"\x05[f80]" } },
{ RATE, .u.n = {"\x05[r%d]", 10, 0, 20, 100, -10, NULL } },
{ PITCH, .u.n = {"\x05[f%d]", 80, 39, 4500, 0, 0, NULL } },
{ VOL, .u.n = {"\x05[g%d]", 21, 0, 40, 0, 0, NULL } },
{ TONE, .u.n = {"\x05[s%d]", 9, 0, 63, 0, 0, 0 } },
{ PUNCT, .u.n = {"\x05[A%c]", 0, 0, 3, 0, 0, "nmsa" } },
{ DIRECT, .u.n = {NULL, 0, 0, 1, 0, 0, NULL } },
V_LAST_VAR
};
/*
* These attributes will appear in /sys/accessibility/speakup/audptr.
*/
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 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 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,
&pitch_attribute.attr,
&punct_attribute.attr,
&rate_attribute.attr,
&tone_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_audptr = {
.name = "audptr",
.version = DRV_VERSION,
.long_name = "Audapter",
.init = "\x05[D1]\x05[Ol]",
.procspeech = PROCSPEECH,
.clear = SYNTH_CLEAR,
.delay = 400,
.trigger = 50,
.jiffies = 30,
.full = 18000,
.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 = synth_flush,
.is_alive = spk_synth_is_alive_restart,
.synth_adjust = NULL,
.read_buff_add = NULL,
.get_index = NULL,
.indexing = {
.command = NULL,
.lowindex = 0,
.highindex = 0,
.currindex = 0,
},
.attributes = {
.attrs = synth_attrs,
.name = "audptr",
},
};
static void synth_flush(struct spk_synth *synth)
{
int timeout = SPK_XMITR_TIMEOUT;
while (spk_serial_tx_busy()) {
if (!--timeout)
break;
udelay(1);
}
outb(SYNTH_CLEAR, speakup_info.port_tts);
spk_serial_out(PROCSPEECH);
}
static void synth_version(struct spk_synth *synth)
{
unsigned char test = 0;
char synth_id[40] = "";
spk_synth_immediate(synth, "\x05[Q]");
synth_id[test] = spk_serial_in();
if (synth_id[test] == 'A') {
do {
/* read version string from synth */
synth_id[++test] = spk_serial_in();
} while (synth_id[test] != '\n' && test < 32);
synth_id[++test] = 0x00;
}
if (synth_id[0] == 'A')
pr_info("%s version: %s", synth->long_name, synth_id);
}
static int synth_probe(struct spk_synth *synth)
{
int failed = 0;
failed = serial_synth_probe(synth);
if (failed == 0)
synth_version(synth);
synth->alive = !failed;
return 0;
}
module_param_named(ser, synth_audptr.ser, int, S_IRUGO);
module_param_named(start, synth_audptr.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 audptr_init(void)
{
return synth_add(&synth_audptr);
}
static void __exit audptr_exit(void)
{
synth_remove(&synth_audptr);
}
module_init(audptr_init);
module_exit(audptr_exit);
MODULE_AUTHOR("Kirk Reiser <kirk@braille.uwo.ca>");
MODULE_AUTHOR("David Borowski");
MODULE_DESCRIPTION("Speakup support for Audapter synthesizer");
MODULE_LICENSE("GPL");
MODULE_VERSION(DRV_VERSION);