| /* |
| * 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. |
| * |
| * 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 /* 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, NULL } }, |
| { 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, 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_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, |
| .dev_name = SYNTH_DEFAULT_DEV, |
| .startup = SYNTH_START, |
| .checkval = SYNTH_CHECK, |
| .vars = vars, |
| .io_ops = &spk_ttyio_ops, |
| .probe = 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 = NULL, |
| .indexing = { |
| .command = NULL, |
| .lowindex = 0, |
| .highindex = 0, |
| .currindex = 0, |
| }, |
| .attributes = { |
| .attrs = synth_attrs, |
| .name = "audptr", |
| }, |
| }; |
| |
| static void synth_flush(struct spk_synth *synth) |
| { |
| synth->io_ops->flush_buffer(); |
| synth->io_ops->send_xchar(SYNTH_CLEAR); |
| synth->io_ops->synth_out(synth, PROCSPEECH); |
| } |
| |
| static void synth_version(struct spk_synth *synth) |
| { |
| unsigned char test = 0; |
| char synth_id[40] = ""; |
| |
| synth->synth_immediate(synth, "\x05[Q]"); |
| synth_id[test] = synth->io_ops->synth_in(); |
| if (synth_id[test] == 'A') { |
| do { |
| /* read version string from synth */ |
| synth_id[++test] = synth->io_ops->synth_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; |
| |
| failed = spk_ttyio_synth_probe(synth); |
| if (failed == 0) |
| synth_version(synth); |
| synth->alive = !failed; |
| return 0; |
| } |
| |
| module_param_named(ser, synth_audptr.ser, int, 0444); |
| module_param_named(dev, synth_audptr.dev_name, charp, S_IRUGO); |
| module_param_named(start, synth_audptr.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_audptr); |
| |
| 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); |
| |