/*
   * 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
   *
   * this code is specificly written as a driver for the speakup screenreview
   * package and is not a general device driver.
   */
  
  #include "spk_priv.h"
  #include "speakup.h"
  #include "speakup_acnt.h" /* local header file for Accent values */
  
  #define DRV_VERSION "2.11"

  #define PROCSPEECH '\r'
  
  static int synth_probe(struct spk_synth *synth);
  
  static struct var_t vars[] = {

  	{ CAPS_START, .u.s = {"\033P8" } },
  	{ CAPS_STOP, .u.s = {"\033P5" } },
  	{ RATE, .u.n = {"\033R%c", 9, 0, 17, 0, 0, "0123456789abcdefgh" } },
  	{ PITCH, .u.n = {"\033P%d", 5, 0, 9, 0, 0, NULL } },
  	{ VOL, .u.n = {"\033A%d", 9, 0, 9, 0, 0, NULL } },
  	{ TONE, .u.n = {"\033V%d", 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/acntsa.
   */
  static struct kobj_attribute caps_start_attribute =

  	__ATTR(caps_start, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);

  static struct kobj_attribute caps_stop_attribute =

  	__ATTR(caps_stop, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);

  static struct kobj_attribute pitch_attribute =

  	__ATTR(pitch, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);

  static struct kobj_attribute rate_attribute =

  	__ATTR(rate, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);

  static struct kobj_attribute tone_attribute =

  	__ATTR(tone, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);

  static struct kobj_attribute vol_attribute =

  	__ATTR(vol, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);

  
  static struct kobj_attribute delay_time_attribute =

  	__ATTR(delay_time, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);

  static struct kobj_attribute direct_attribute =

  	__ATTR(direct, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);

  static struct kobj_attribute full_time_attribute =

  	__ATTR(full_time, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);

  static struct kobj_attribute jiffy_delta_attribute =

  	__ATTR(jiffy_delta, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);

  static struct kobj_attribute trigger_time_attribute =

  	__ATTR(trigger_time, S_IWUSR|S_IRUGO, 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,
  	&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_acntsa = {
  	.name = "acntsa",
  	.version = DRV_VERSION,
  	.long_name = "Accent-SA",
  	.init = "\033T2\033=M\033Oi\033N1
  ",
  	.procspeech = PROCSPEECH,
  	.clear = SYNTH_CLEAR,
  	.delay = 400,
  	.trigger = 50,
  	.jiffies = 30,
  	.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 = NULL,
  	.indexing = {
  		.command = NULL,
  		.lowindex = 0,
  		.highindex = 0,
  		.currindex = 0,
  	},
  	.attributes = {
  		.attrs = synth_attrs,
  		.name = "acntsa",
  	},
  };
  
  static int synth_probe(struct spk_synth *synth)
  {
  	int failed;

  	failed = spk_serial_synth_probe(synth);

  	if (failed == 0) {
  		spk_synth_immediate(synth, "\033=R\r");
  		mdelay(100);
  	}
  	synth->alive = !failed;
  	return failed;
  }
  
  module_param_named(ser, synth_acntsa.ser, int, S_IRUGO);
  module_param_named(start, synth_acntsa.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.");

  module_spk_synth(synth_acntsa);

  MODULE_AUTHOR("Kirk Reiser <kirk@braille.uwo.ca>");
  MODULE_AUTHOR("David Borowski");
  MODULE_DESCRIPTION("Speakup support for Accent SA synthesizer");
  MODULE_LICENSE("GPL");
  MODULE_VERSION(DRV_VERSION);