summaryrefslogtreecommitdiffstats
path: root/drivers/accessibility/speakup/speakup_txprt.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/accessibility/speakup/speakup_txprt.c')
-rw-r--r--drivers/accessibility/speakup/speakup_txprt.c156
1 files changed, 156 insertions, 0 deletions
diff --git a/drivers/accessibility/speakup/speakup_txprt.c b/drivers/accessibility/speakup/speakup_txprt.c
new file mode 100644
index 0000000000..4d0a0d4c41
--- /dev/null
+++ b/drivers/accessibility/speakup/speakup_txprt.c
@@ -0,0 +1,156 @@
+// 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.
+ *
+ * specifically 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' /* process speech char */
+
+
+
+
+enum default_vars_id {
+ CAPS_START_ID = 0, CAPS_STOP_ID,
+ RATE_ID, PITCH_ID,
+ VOL_ID, TONE_ID,
+ DIRECT_ID, V_LAST_VAR_ID,
+ NB_ID
+};
+
+
+
+
+
+static struct var_t vars[NB_ID] = {
+ [CAPS_START_ID] = { CAPS_START, .u.s = {"\x05P8" } },
+ [CAPS_STOP_ID] = { CAPS_STOP, .u.s = {"\x05P5" } },
+ [RATE_ID] = { RATE, .u.n = {"\x05R%d", 5, 0, 9, 0, 0, NULL } },
+ [PITCH_ID] = { PITCH, .u.n = {"\x05P%d", 5, 0, 9, 0, 0, NULL } },
+ [VOL_ID] = { VOL, .u.n = {"\x05V%d", 5, 0, 9, 0, 0, NULL } },
+ [TONE_ID] = { TONE, .u.n = {"\x05T%c", 12, 0, 25, 61, 0, NULL } },
+ [DIRECT_ID] = { DIRECT, .u.n = {NULL, 0, 0, 1, 0, 0, NULL } },
+ V_LAST_VAR
+ };
+
+/* These attributes will appear in /sys/accessibility/speakup/txprt. */
+
+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 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,
+ &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_txprt = {
+ .name = "txprt",
+ .version = DRV_VERSION,
+ .long_name = "Transport",
+ .init = "\x05N1",
+ .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 = 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 = "txprt",
+ },
+};
+
+module_param_named(ser, synth_txprt.ser, int, 0444);
+module_param_named(dev, synth_txprt.dev_name, charp, 0444);
+module_param_named(start, synth_txprt.startup, short, 0444);
+module_param_named(rate, vars[RATE_ID].u.n.default_val, int, 0444);
+module_param_named(pitch, vars[PITCH_ID].u.n.default_val, int, 0444);
+module_param_named(vol, vars[VOL_ID].u.n.default_val, int, 0444);
+module_param_named(tone, vars[TONE_ID].u.n.default_val, int, 0444);
+module_param_named(direct, vars[DIRECT_ID].u.n.default_val, int, 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_PARM_DESC(rate, "Set the rate variable on load.");
+MODULE_PARM_DESC(pitch, "Set the pitch variable on load.");
+MODULE_PARM_DESC(vol, "Set the vol variable on load.");
+MODULE_PARM_DESC(tone, "Set the tone variable on load.");
+MODULE_PARM_DESC(direct, "Set the direct variable on load.");
+
+
+
+module_spk_synth(synth_txprt);
+
+MODULE_AUTHOR("Kirk Reiser <kirk@braille.uwo.ca>");
+MODULE_AUTHOR("David Borowski");
+MODULE_DESCRIPTION("Speakup support for Transport synthesizers");
+MODULE_LICENSE("GPL");
+MODULE_VERSION(DRV_VERSION);
+