speakup_txprt.c (4034B)
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.com 5 * 6 * Copyright (C) 1998-99 Kirk Reiser. 7 * Copyright (C) 2003 David Borowski. 8 * 9 * specifically written as a driver for the speakup screenreview 10 * s 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 0x18 17#define PROCSPEECH '\r' /* process speech char */ 18 19static struct var_t vars[] = { 20 { CAPS_START, .u.s = {"\x05P8" } }, 21 { CAPS_STOP, .u.s = {"\x05P5" } }, 22 { RATE, .u.n = {"\x05R%d", 5, 0, 9, 0, 0, NULL } }, 23 { PITCH, .u.n = {"\x05P%d", 5, 0, 9, 0, 0, NULL } }, 24 { VOL, .u.n = {"\x05V%d", 5, 0, 9, 0, 0, NULL } }, 25 { TONE, .u.n = {"\x05T%c", 12, 0, 25, 61, 0, NULL } }, 26 { DIRECT, .u.n = {NULL, 0, 0, 1, 0, 0, NULL } }, 27 V_LAST_VAR 28 }; 29 30/* These attributes will appear in /sys/accessibility/speakup/txprt. */ 31 32static struct kobj_attribute caps_start_attribute = 33 __ATTR(caps_start, 0644, spk_var_show, spk_var_store); 34static struct kobj_attribute caps_stop_attribute = 35 __ATTR(caps_stop, 0644, spk_var_show, spk_var_store); 36static struct kobj_attribute pitch_attribute = 37 __ATTR(pitch, 0644, spk_var_show, spk_var_store); 38static struct kobj_attribute rate_attribute = 39 __ATTR(rate, 0644, spk_var_show, spk_var_store); 40static struct kobj_attribute tone_attribute = 41 __ATTR(tone, 0644, spk_var_show, spk_var_store); 42static struct kobj_attribute vol_attribute = 43 __ATTR(vol, 0644, spk_var_show, spk_var_store); 44 45static struct kobj_attribute delay_time_attribute = 46 __ATTR(delay_time, 0644, spk_var_show, spk_var_store); 47static struct kobj_attribute direct_attribute = 48 __ATTR(direct, 0644, spk_var_show, spk_var_store); 49static struct kobj_attribute full_time_attribute = 50 __ATTR(full_time, 0644, spk_var_show, spk_var_store); 51static struct kobj_attribute jiffy_delta_attribute = 52 __ATTR(jiffy_delta, 0644, spk_var_show, spk_var_store); 53static struct kobj_attribute trigger_time_attribute = 54 __ATTR(trigger_time, 0644, spk_var_show, spk_var_store); 55 56/* 57 * Create a group of attributes so that we can create and destroy them all 58 * at once. 59 */ 60static struct attribute *synth_attrs[] = { 61 &caps_start_attribute.attr, 62 &caps_stop_attribute.attr, 63 &pitch_attribute.attr, 64 &rate_attribute.attr, 65 &tone_attribute.attr, 66 &vol_attribute.attr, 67 &delay_time_attribute.attr, 68 &direct_attribute.attr, 69 &full_time_attribute.attr, 70 &jiffy_delta_attribute.attr, 71 &trigger_time_attribute.attr, 72 NULL, /* need to NULL terminate the list of attributes */ 73}; 74 75static struct spk_synth synth_txprt = { 76 .name = "txprt", 77 .version = DRV_VERSION, 78 .long_name = "Transport", 79 .init = "\x05N1", 80 .procspeech = PROCSPEECH, 81 .clear = SYNTH_CLEAR, 82 .delay = 500, 83 .trigger = 50, 84 .jiffies = 50, 85 .full = 40000, 86 .dev_name = SYNTH_DEFAULT_DEV, 87 .startup = SYNTH_START, 88 .checkval = SYNTH_CHECK, 89 .vars = vars, 90 .io_ops = &spk_ttyio_ops, 91 .probe = spk_ttyio_synth_probe, 92 .release = spk_ttyio_release, 93 .synth_immediate = spk_ttyio_synth_immediate, 94 .catch_up = spk_do_catch_up, 95 .flush = spk_synth_flush, 96 .is_alive = spk_synth_is_alive_restart, 97 .synth_adjust = NULL, 98 .read_buff_add = NULL, 99 .get_index = NULL, 100 .indexing = { 101 .command = NULL, 102 .lowindex = 0, 103 .highindex = 0, 104 .currindex = 0, 105 }, 106 .attributes = { 107 .attrs = synth_attrs, 108 .name = "txprt", 109 }, 110}; 111 112module_param_named(ser, synth_txprt.ser, int, 0444); 113module_param_named(dev, synth_txprt.dev_name, charp, 0444); 114module_param_named(start, synth_txprt.startup, short, 0444); 115 116MODULE_PARM_DESC(ser, "Set the serial port for the synthesizer (0-based)."); 117MODULE_PARM_DESC(dev, "Set the device e.g. ttyUSB0, for the synthesizer."); 118MODULE_PARM_DESC(start, "Start the synthesizer once it is loaded."); 119 120module_spk_synth(synth_txprt); 121 122MODULE_AUTHOR("Kirk Reiser <kirk@braille.uwo.ca>"); 123MODULE_AUTHOR("David Borowski"); 124MODULE_DESCRIPTION("Speakup support for Transport synthesizers"); 125MODULE_LICENSE("GPL"); 126MODULE_VERSION(DRV_VERSION); 127