149 lines · c
1// SPDX-License-Identifier: GPL-2.0+2/*3 * originally written by: Kirk Reiser <kirk@braille.uwo.ca>4 * this version considerably modified by David Borowski, david575@rogers.com5 *6 * Copyright (C) 1998-99 Kirk Reiser.7 * Copyright (C) 2003 David Borowski.8 *9 * this code is specifically written as a driver for the speakup screenreview10 * package and is not a general device driver.11 */12#include "spk_priv.h"13#include "speakup.h"14 15#define DRV_VERSION "2.11"16#define SYNTH_CLEAR 0x1817#define PROCSPEECH '\r'18 19 20enum default_vars_id {21 CAPS_START_ID = 0, CAPS_STOP_ID,22 RATE_ID, PITCH_ID,23 VOL_ID, TONE_ID,24 DIRECT_ID, V_LAST_VAR_ID,25 NB_ID26};27 28static struct var_t vars[NB_ID] = {29 [CAPS_START_ID] = { CAPS_START, .u.s = {"\x05\x31\x32P" } },30 [CAPS_STOP_ID] = { CAPS_STOP, .u.s = {"\x05\x38P" } },31 [RATE_ID] = { RATE, .u.n = {"\x05%dE", 8, 1, 16, 0, 0, NULL } },32 [PITCH_ID] = { PITCH, .u.n = {"\x05%dP", 8, 0, 16, 0, 0, NULL } },33 [VOL_ID] = { VOL, .u.n = {"\x05%dV", 8, 0, 16, 0, 0, NULL } },34 [TONE_ID] = { TONE, .u.n = {"\x05%dT", 8, 0, 16, 0, 0, NULL } },35 [DIRECT_ID] = { DIRECT, .u.n = {NULL, 0, 0, 1, 0, 0, NULL } },36 V_LAST_VAR37};38 39/*40 * These attributes will appear in /sys/accessibility/speakup/bns.41 */42static struct kobj_attribute caps_start_attribute =43 __ATTR(caps_start, 0644, spk_var_show, spk_var_store);44static struct kobj_attribute caps_stop_attribute =45 __ATTR(caps_stop, 0644, spk_var_show, spk_var_store);46static struct kobj_attribute pitch_attribute =47 __ATTR(pitch, 0644, spk_var_show, spk_var_store);48static struct kobj_attribute rate_attribute =49 __ATTR(rate, 0644, spk_var_show, spk_var_store);50static struct kobj_attribute tone_attribute =51 __ATTR(tone, 0644, spk_var_show, spk_var_store);52static struct kobj_attribute vol_attribute =53 __ATTR(vol, 0644, spk_var_show, spk_var_store);54 55static struct kobj_attribute delay_time_attribute =56 __ATTR(delay_time, 0644, spk_var_show, spk_var_store);57static struct kobj_attribute direct_attribute =58 __ATTR(direct, 0644, spk_var_show, spk_var_store);59static struct kobj_attribute full_time_attribute =60 __ATTR(full_time, 0644, spk_var_show, spk_var_store);61static struct kobj_attribute jiffy_delta_attribute =62 __ATTR(jiffy_delta, 0644, spk_var_show, spk_var_store);63static struct kobj_attribute trigger_time_attribute =64 __ATTR(trigger_time, 0644, spk_var_show, spk_var_store);65 66/*67 * Create a group of attributes so that we can create and destroy them all68 * at once.69 */70static struct attribute *synth_attrs[] = {71 &caps_start_attribute.attr,72 &caps_stop_attribute.attr,73 &pitch_attribute.attr,74 &rate_attribute.attr,75 &tone_attribute.attr,76 &vol_attribute.attr,77 &delay_time_attribute.attr,78 &direct_attribute.attr,79 &full_time_attribute.attr,80 &jiffy_delta_attribute.attr,81 &trigger_time_attribute.attr,82 NULL, /* need to NULL terminate the list of attributes */83};84 85static struct spk_synth synth_bns = {86 .name = "bns",87 .version = DRV_VERSION,88 .long_name = "Braille 'N Speak",89 .init = "\x05Z\x05\x43",90 .procspeech = PROCSPEECH,91 .clear = SYNTH_CLEAR,92 .delay = 500,93 .trigger = 50,94 .jiffies = 50,95 .full = 40000,96 .dev_name = SYNTH_DEFAULT_DEV,97 .startup = SYNTH_START,98 .checkval = SYNTH_CHECK,99 .vars = vars,100 .io_ops = &spk_ttyio_ops,101 .probe = spk_ttyio_synth_probe,102 .release = spk_ttyio_release,103 .synth_immediate = spk_ttyio_synth_immediate,104 .catch_up = spk_do_catch_up,105 .flush = spk_synth_flush,106 .is_alive = spk_synth_is_alive_restart,107 .synth_adjust = NULL,108 .read_buff_add = NULL,109 .get_index = NULL,110 .indexing = {111 .command = NULL,112 .lowindex = 0,113 .highindex = 0,114 .currindex = 0,115 },116 .attributes = {117 .attrs = synth_attrs,118 .name = "bns",119 },120};121 122module_param_named(ser, synth_bns.ser, int, 0444);123module_param_named(dev, synth_bns.dev_name, charp, 0444);124module_param_named(start, synth_bns.startup, short, 0444);125module_param_named(rate, vars[RATE_ID].u.n.default_val, int, 0444);126module_param_named(pitch, vars[PITCH_ID].u.n.default_val, int, 0444);127module_param_named(vol, vars[VOL_ID].u.n.default_val, int, 0444);128module_param_named(tone, vars[TONE_ID].u.n.default_val, int, 0444);129module_param_named(direct, vars[DIRECT_ID].u.n.default_val, int, 0444);130 131 132MODULE_PARM_DESC(ser, "Set the serial port for the synthesizer (0-based).");133MODULE_PARM_DESC(dev, "Set the device e.g. ttyUSB0, for the synthesizer.");134MODULE_PARM_DESC(start, "Start the synthesizer once it is loaded.");135MODULE_PARM_DESC(rate, "Set the rate variable on load.");136MODULE_PARM_DESC(pitch, "Set the pitch variable on load.");137MODULE_PARM_DESC(vol, "Set the vol variable on load.");138MODULE_PARM_DESC(tone, "Set the tone variable on load.");139MODULE_PARM_DESC(direct, "Set the direct variable on load.");140 141module_spk_synth(synth_bns);142 143MODULE_AUTHOR("Kirk Reiser <kirk@braille.uwo.ca>");144MODULE_AUTHOR("David Borowski");145MODULE_DESCRIPTION("Speakup support for Braille 'n Speak synthesizers");146MODULE_LICENSE("GPL");147MODULE_VERSION(DRV_VERSION);148 149