2 * This file is part of the libsigrok project.
4 * Copyright (C) 2017 Sven Schnelle <svens@stackframe.org>
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
25 static struct sr_dev_driver lecroy_xstream_driver_info;
27 static const char *manufacturers[] = {
31 static const uint32_t scanopts[] = {
35 static const uint32_t drvopts[] = {
39 static const uint32_t devopts[] = {
40 SR_CONF_LIMIT_FRAMES | SR_CONF_GET | SR_CONF_SET,
41 SR_CONF_SAMPLERATE | SR_CONF_GET,
42 SR_CONF_TIMEBASE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
43 SR_CONF_NUM_HDIV | SR_CONF_GET,
44 SR_CONF_HORIZ_TRIGGERPOS | SR_CONF_GET | SR_CONF_SET,
45 SR_CONF_TRIGGER_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
46 SR_CONF_TRIGGER_SLOPE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
49 static const uint32_t devopts_cg_analog[] = {
50 SR_CONF_NUM_VDIV | SR_CONF_GET,
51 SR_CONF_VDIV | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
52 SR_CONF_COUPLING | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
55 static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
57 struct sr_dev_inst *sdi;
58 struct dev_context *devc;
59 struct sr_scpi_hw_info *hw_info;
65 if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) {
66 sr_info("Couldn't get IDN response.");
70 if (std_str_idx_s(hw_info->manufacturer, ARRAY_AND_SIZE(manufacturers)) < 0)
73 sdi = g_malloc0(sizeof(struct sr_dev_inst));
74 sdi->vendor = g_strdup(hw_info->manufacturer);
75 sdi->model = g_strdup(hw_info->model);
76 sdi->version = g_strdup(hw_info->firmware_version);
77 sdi->serial_num = g_strdup(hw_info->serial_number);
78 sdi->driver = &lecroy_xstream_driver_info;
79 sdi->inst_type = SR_INST_SCPI;
82 sr_scpi_hw_info_free(hw_info);
85 devc = g_malloc0(sizeof(struct dev_context));
89 if (lecroy_xstream_init_device(sdi) != SR_OK)
95 sr_scpi_hw_info_free(hw_info);
96 sr_dev_inst_free(sdi);
102 static GSList *scan(struct sr_dev_driver *di, GSList *options)
104 return sr_scpi_scan(di->context, options, probe_device);
107 static void clear_helper(struct dev_context *devc)
109 lecroy_xstream_state_free(devc->model_state);
110 g_free(devc->analog_groups);
113 static int dev_clear(const struct sr_dev_driver *di)
115 return std_dev_clear_with_callback(di, (std_dev_clear_callback)clear_helper);
118 static int dev_open(struct sr_dev_inst *sdi)
120 if (sr_scpi_open(sdi->conn) != SR_OK)
123 if (lecroy_xstream_state_get(sdi) != SR_OK)
129 static int dev_close(struct sr_dev_inst *sdi)
131 return sr_scpi_close(sdi->conn);
134 static int config_get(uint32_t key, GVariant **data,
135 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
138 struct dev_context *devc;
139 const struct scope_config *model;
140 struct scope_state *state;
147 model = devc->model_config;
148 state = devc->model_state;
152 case SR_CONF_NUM_HDIV:
153 *data = g_variant_new_int32(model->num_xdivs);
155 case SR_CONF_TIMEBASE:
156 *data = g_variant_new("(tt)",
157 (*model->timebases)[state->timebase][0],
158 (*model->timebases)[state->timebase][1]);
160 case SR_CONF_NUM_VDIV:
161 for (i = 0; i < model->analog_channels; i++) {
162 if (cg != devc->analog_groups[i])
164 *data = g_variant_new_int32(model->num_ydivs);
168 for (i = 0; i < model->analog_channels; i++) {
169 if (cg != devc->analog_groups[i])
171 *data = g_variant_new("(tt)",
172 (*model->vdivs)[state->analog_channels[i].vdiv][0],
173 (*model->vdivs)[state->analog_channels[i].vdiv][1]);
176 case SR_CONF_TRIGGER_SOURCE:
177 *data = g_variant_new_string((*model->trigger_sources)[state->trigger_source]);
179 case SR_CONF_TRIGGER_SLOPE:
180 *data = g_variant_new_string((*model->trigger_slopes)[state->trigger_slope]);
182 case SR_CONF_HORIZ_TRIGGERPOS:
183 *data = g_variant_new_double(state->horiz_triggerpos);
185 case SR_CONF_COUPLING:
186 for (i = 0; i < model->analog_channels; i++) {
187 if (cg != devc->analog_groups[i])
189 *data = g_variant_new_string((*model->coupling_options)[state->analog_channels[i].coupling]);
192 case SR_CONF_SAMPLERATE:
193 *data = g_variant_new_uint64(state->sample_rate);
195 case SR_CONF_ENABLED:
196 *data = g_variant_new_boolean(FALSE);
205 static int config_set(uint32_t key, GVariant *data,
206 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
210 char command[MAX_COMMAND_SIZE];
211 struct dev_context *devc;
212 const struct scope_config *model;
213 struct scope_state *state;
217 gboolean update_sample_rate;
224 model = devc->model_config;
225 state = devc->model_state;
226 update_sample_rate = FALSE;
231 case SR_CONF_LIMIT_FRAMES:
232 devc->frame_limit = g_variant_get_uint64(data);
235 case SR_CONF_TRIGGER_SOURCE:
236 tmp = g_variant_get_string(data, NULL);
237 for (i = 0; i < model->num_trigger_sources; i++) {
238 if (g_strcmp0(tmp, (*model->trigger_sources)[i]) != 0)
240 state->trigger_source = i;
241 g_snprintf(command, sizeof(command),
242 "SET TRIGGER SOURCE %s",
243 (*model->trigger_sources)[i]);
245 ret = sr_scpi_send(sdi->conn, command);
250 g_variant_get(data, "(tt)", &p, &q);
252 for (i = 0; i < model->num_vdivs; i++) {
253 if (p != (*model->vdivs)[i][0] || q != (*model->vdivs)[i][1])
255 for (j = 1; j <= model->analog_channels; j++) {
256 if (cg != devc->analog_groups[j - 1])
258 state->analog_channels[j - 1].vdiv = i;
259 g_snprintf(command, sizeof(command),
260 "C%d:VDIV %E", j, (float)p/q);
262 if (sr_scpi_send(sdi->conn, command) != SR_OK ||
263 sr_scpi_get_opc(sdi->conn) != SR_OK)
273 case SR_CONF_TIMEBASE:
274 g_variant_get(data, "(tt)", &p, &q);
276 for (i = 0; i < model->num_timebases; i++) {
277 if (p != (*model->timebases)[i][0] ||
278 q != (*model->timebases)[i][1])
281 g_snprintf(command, sizeof(command),
282 "TIME_DIV %E", (float)p/q);
284 ret = sr_scpi_send(sdi->conn, command);
285 update_sample_rate = TRUE;
289 case SR_CONF_HORIZ_TRIGGERPOS:
290 tmp_d = g_variant_get_double(data);
292 if (tmp_d < 0.0 || tmp_d > 1.0)
295 state->horiz_triggerpos = tmp_d;
296 tmp_d = -(tmp_d - 0.5) *
297 ((double)(*model->timebases)[state->timebase][0] /
298 (*model->timebases)[state->timebase][1])
301 g_snprintf(command, sizeof(command), "TRIG POS %e S", tmp_d);
303 ret = sr_scpi_send(sdi->conn, command);
305 case SR_CONF_TRIGGER_SLOPE:
306 tmp = g_variant_get_string(data, NULL);
307 for (i = 0; i < model->num_trigger_slopes; i++) {
308 if (g_strcmp0(tmp, (*model->trigger_slopes)[i]) != 0)
310 state->trigger_slope = i;
311 g_snprintf(command, sizeof(command),
312 "SET TRIGGER SLOPE %s",
313 (*model->trigger_slopes)[i]);
315 ret = sr_scpi_send(sdi->conn, command);
319 case SR_CONF_COUPLING:
320 tmp = g_variant_get_string(data, NULL);
322 for (i = 0; i < model->num_coupling_options; i++) {
323 if (strcmp(tmp, (*model->coupling_options)[i]) != 0)
325 for (j = 1; j <= model->analog_channels; j++) {
326 if (cg != devc->analog_groups[j - 1])
328 state->analog_channels[j - 1].coupling = i;
330 g_snprintf(command, sizeof(command),
331 "C%d:COUPLING %s", j, tmp);
333 if (sr_scpi_send(sdi->conn, command) != SR_OK ||
334 sr_scpi_get_opc(sdi->conn) != SR_OK)
349 ret = sr_scpi_get_opc(sdi->conn);
351 if (ret == SR_OK && update_sample_rate)
352 ret = lecroy_xstream_update_sample_rate(sdi);
357 static int config_list(uint32_t key, GVariant **data,
358 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
360 struct dev_context *devc;
361 const struct scope_config *model;
363 devc = (sdi) ? sdi->priv : NULL;
364 model = (devc) ? devc->model_config : NULL;
367 case SR_CONF_SCAN_OPTIONS:
368 return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, NULL, NULL);
369 case SR_CONF_DEVICE_OPTIONS:
371 return STD_CONFIG_LIST(key, data, sdi, cg, NULL, drvopts, devopts);
372 *data = std_gvar_array_u32(ARRAY_AND_SIZE(devopts_cg_analog));
374 case SR_CONF_COUPLING:
375 *data = g_variant_new_strv(*model->coupling_options, model->num_coupling_options);
377 case SR_CONF_TRIGGER_SOURCE:
380 *data = g_variant_new_strv(*model->trigger_sources, model->num_trigger_sources);
382 case SR_CONF_TRIGGER_SLOPE:
385 *data = g_variant_new_strv(*model->trigger_slopes, model->num_trigger_slopes);
387 case SR_CONF_TIMEBASE:
390 *data = std_gvar_tuple_array(*model->timebases, model->num_timebases);
395 *data = std_gvar_tuple_array(*model->vdivs, model->num_vdivs);
404 SR_PRIV int lecroy_xstream_request_data(const struct sr_dev_inst *sdi)
406 char command[MAX_COMMAND_SIZE];
407 struct sr_channel *ch;
408 struct dev_context *devc;
412 ch = devc->current_channel->data;
414 if (ch->type != SR_CHANNEL_ANALOG)
417 g_snprintf(command, sizeof(command),
418 "COMM_FORMAT DEF9,WORD,BIN;C%d:WAVEFORM?", ch->index + 1);
419 return sr_scpi_send(sdi->conn, command);
422 static int setup_channels(const struct sr_dev_inst *sdi)
425 gboolean setup_changed;
426 char command[MAX_COMMAND_SIZE];
427 struct scope_state *state;
428 struct sr_channel *ch;
429 struct dev_context *devc;
430 struct sr_scpi_dev_inst *scpi;
434 state = devc->model_state;
435 setup_changed = FALSE;
437 for (l = sdi->channels; l; l = l->next) {
440 case SR_CHANNEL_ANALOG:
441 if (ch->enabled == state->analog_channels[ch->index].state)
443 g_snprintf(command, sizeof(command), "C%d:TRACE %s",
444 ch->index + 1, ch->enabled ? "ON" : "OFF");
446 if (sr_scpi_send(scpi, command) != SR_OK)
448 state->analog_channels[ch->index].state = ch->enabled;
449 setup_changed = TRUE;
456 if (setup_changed && lecroy_xstream_update_sample_rate(sdi) != SR_OK)
462 static int dev_acquisition_start(const struct sr_dev_inst *sdi)
465 struct sr_channel *ch;
466 struct dev_context *devc;
468 struct sr_scpi_dev_inst *scpi;
473 /* Preset empty results. */
474 g_slist_free(devc->enabled_channels);
475 devc->enabled_channels = NULL;
478 * Contruct the list of enabled channels. Determine the highest
479 * number of digital pods involved in the acquisition.
482 for (l = sdi->channels; l; l = l->next) {
486 /* Only add a single digital channel per group (pod). */
487 devc->enabled_channels = g_slist_append(
488 devc->enabled_channels, ch);
491 if (!devc->enabled_channels)
495 * Configure the analog channels and the
496 * corresponding digital pods.
498 if (setup_channels(sdi) != SR_OK) {
499 sr_err("Failed to setup channel configuration!");
505 * Start acquisition on the first enabled channel. The
506 * receive routine will continue driving the acquisition.
508 sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 50,
509 lecroy_xstream_receive_data, (void *)sdi);
511 std_session_send_df_header(sdi);
513 devc->current_channel = devc->enabled_channels;
515 return lecroy_xstream_request_data(sdi);
518 g_slist_free(devc->enabled_channels);
519 devc->enabled_channels = NULL;
524 static int dev_acquisition_stop(struct sr_dev_inst *sdi)
526 struct dev_context *devc;
527 struct sr_scpi_dev_inst *scpi;
529 std_session_send_df_end(sdi);
533 devc->num_frames = 0;
534 g_slist_free(devc->enabled_channels);
535 devc->enabled_channels = NULL;
537 sr_scpi_source_remove(sdi->session, scpi);
542 static struct sr_dev_driver lecroy_xstream_driver_info = {
543 .name = "lecroy-xstream",
544 .longname = "LeCroy X-Stream",
547 .cleanup = std_cleanup,
549 .dev_list = std_dev_list,
550 .dev_clear = dev_clear,
551 .config_get = config_get,
552 .config_set = config_set,
553 .config_list = config_list,
554 .dev_open = dev_open,
555 .dev_close = dev_close,
556 .dev_acquisition_start = dev_acquisition_start,
557 .dev_acquisition_stop = dev_acquisition_stop,
560 SR_REGISTER_DEV_DRIVER(lecroy_xstream_driver_info);