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// SPDX-License-Identifier: GPL-2.0+
/*
* 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.
*
* specificly written as a driver for the speakup screenreview
* s not a general device driver.
*/
#include "spk_priv.h"
#include "speakup.h"
#define DRV_VERSION "2.11"
#define SYNTH_CLEAR 0x18
#define PROCSPEECH '\r'
static void synth_flush(struct spk_synth *synth);
static struct var_t vars[] = {
{ CAPS_START, .u.s = {"\x05P+" } },
{ CAPS_STOP, .u.s = {"\x05P-" } },
{ RATE, .u.n = {"\x05R%d", 7, 0, 9, 0, 0, NULL } },
{ PITCH, .u.n = {"\x05P%d", 3, 0, 9, 0, 0, NULL } },
{ VOL, .u.n = {"\x05V%d", 9, 0, 9, 0, 0, NULL } },
{ TONE, .u.n = {"\x05T%c", 8, 0, 25, 65, 0, NULL } },
{ PUNCT, .u.n = {"\x05M%c", 0, 0, 3, 0, 0, "nsma" } },
{ DIRECT, .u.n = {NULL, 0, 0, 1, 0, 0, NULL } },
V_LAST_VAR
};
/* These attributes will appear in /sys/accessibility/speakup/spkout. */
static struct kobj_attribute caps_start_attribute =
__ATTR(caps_start, 0644, spk_var_show, spk_var_store);
static struct kobj_attribute caps_stop_attribute =
__ATTR(caps_stop, 0644, spk_var_show, spk_var_store);
static struct kobj_attribute pitch_attribute =
__ATTR(pitch, 0644, spk_var_show, spk_var_store);
static struct kobj_attribute punct_attribute =
__ATTR(punct, 0644, spk_var_show, spk_var_store);
static struct kobj_attribute rate_attribute =
__ATTR(rate, 0644, spk_var_show, spk_var_store);
static struct kobj_attribute tone_attribute =
__ATTR(tone, 0644, spk_var_show, spk_var_store);
static struct kobj_attribute vol_attribute =
__ATTR(vol, 0644, spk_var_show, spk_var_store);
static struct kobj_attribute delay_time_attribute =
__ATTR(delay_time, 0644, spk_var_show, spk_var_store);
static struct kobj_attribute direct_attribute =
__ATTR(direct, 0644, spk_var_show, spk_var_store);
static struct kobj_attribute full_time_attribute =
__ATTR(full_time, 0644, spk_var_show, spk_var_store);
static struct kobj_attribute jiffy_delta_attribute =
__ATTR(jiffy_delta, 0644, spk_var_show, spk_var_store);
static struct kobj_attribute trigger_time_attribute =
__ATTR(trigger_time, 0644, 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_spkout = {
.name = "spkout",
.version = DRV_VERSION,
.long_name = "Speakout",
.init = "\005W1\005I2\005C3",
.procspeech = PROCSPEECH,
.clear = SYNTH_CLEAR,
.delay = 500,
.trigger = 50,
.jiffies = 50,
.full = 40000,
.dev_name = SYNTH_DEFAULT_DEV,
.startup = SYNTH_START,
.checkval = SYNTH_CHECK,
.vars = vars,
.io_ops = &spk_ttyio_ops,
.probe = spk_ttyio_synth_probe,
.release = spk_ttyio_release,
.synth_immediate = spk_ttyio_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 = spk_synth_get_index,
.indexing = {
.command = "\x05[%c",
.lowindex = 1,
.highindex = 5,
.currindex = 1,
},
.attributes = {
.attrs = synth_attrs,
.name = "spkout",
},
};
static void synth_flush(struct spk_synth *synth)
{
synth->io_ops->flush_buffer();
synth->io_ops->send_xchar(SYNTH_CLEAR);
}
module_param_named(ser, synth_spkout.ser, int, 0444);
module_param_named(dev, synth_spkout.dev_name, charp, 0444);
module_param_named(start, synth_spkout.startup, short, 0444);
MODULE_PARM_DESC(ser, "Set the serial port for the synthesizer (0-based).");
MODULE_PARM_DESC(dev, "Set the device e.g. ttyUSB0, for the synthesizer.");
MODULE_PARM_DESC(start, "Start the synthesizer once it is loaded.");
module_spk_synth(synth_spkout);
MODULE_AUTHOR("Kirk Reiser <kirk@braille.uwo.ca>");
MODULE_AUTHOR("David Borowski");
MODULE_DESCRIPTION("Speakup support for Speak Out synthesizers");
MODULE_LICENSE("GPL");
MODULE_VERSION(DRV_VERSION);
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