2 * This file is part of the libsigrok project.
4 * Copyright (C) 2012 Martin Ling <martin-git@earth.li>
5 * Copyright (C) 2013 Bert Vermeulen <bert@biot.com>
6 * Copyright (C) 2013 Mathias Grimmberger <mgri@zaphod.sax.de>
8 * This program is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
30 #include <libsigrok/libsigrok.h>
31 #include "libsigrok-internal.h"
35 static const uint32_t scanopts[] = {
40 static const uint32_t devopts[] = {
42 SR_CONF_LIMIT_FRAMES | SR_CONF_SET,
43 SR_CONF_TIMEBASE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
44 SR_CONF_TRIGGER_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
45 SR_CONF_TRIGGER_SLOPE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
46 SR_CONF_HORIZ_TRIGGERPOS | SR_CONF_SET,
47 SR_CONF_NUM_HDIV | SR_CONF_GET,
48 SR_CONF_SAMPLERATE | SR_CONF_GET,
49 SR_CONF_DATA_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
52 static const uint32_t analog_devopts[] = {
53 SR_CONF_NUM_VDIV | SR_CONF_GET,
54 SR_CONF_VDIV | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
55 SR_CONF_COUPLING | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
58 static const uint64_t timebases[][2] = {
101 static const uint64_t vdivs[][2] = {
124 #define NUM_TIMEBASE ARRAY_SIZE(timebases)
125 #define NUM_VDIV ARRAY_SIZE(vdivs)
127 static const char *trigger_sources[] = {
152 static const char *trigger_slopes[] = {
157 static const char *coupling[] = {
163 /* Do not change the order of entries */
164 static const char *data_sources[] = {
184 /* short name, full name */
185 static const struct rigol_ds_vendor supported_vendors[] = {
186 [RIGOL] = {"Rigol", "Rigol Technologies"},
187 [AGILENT] = {"Agilent", "Agilent Technologies"},
190 #define VENDOR(x) &supported_vendors[x]
191 /* vendor, series, protocol, max timebase, min vdiv, number of horizontal divs,
192 * live waveform samples, memory buffer samples */
193 static const struct rigol_ds_series supported_series[] = {
194 [VS5000] = {VENDOR(RIGOL), "VS5000", PROTOCOL_V1, FORMAT_RAW,
195 {50, 1}, {2, 1000}, 14, 2048, 0},
196 [DS1000] = {VENDOR(RIGOL), "DS1000", PROTOCOL_V2, FORMAT_IEEE488_2,
197 {50, 1}, {2, 1000}, 12, 600, 1048576},
198 [DS2000] = {VENDOR(RIGOL), "DS2000", PROTOCOL_V3, FORMAT_IEEE488_2,
199 {500, 1}, {500, 1000000}, 14, 1400, 14000},
200 [DS2000A] = {VENDOR(RIGOL), "DS2000A", PROTOCOL_V3, FORMAT_IEEE488_2,
201 {1000, 1}, {500, 1000000}, 14, 1400, 14000},
202 [DSO1000] = {VENDOR(AGILENT), "DSO1000", PROTOCOL_V3, FORMAT_IEEE488_2,
203 {50, 1}, {2, 1000}, 12, 600, 20480},
204 [DS1000Z] = {VENDOR(RIGOL), "DS1000Z", PROTOCOL_V4, FORMAT_IEEE488_2,
205 {50, 1}, {1, 1000}, 12, 1200, 12000000},
208 #define SERIES(x) &supported_series[x]
209 /* series, model, min timebase, analog channels, digital */
210 static const struct rigol_ds_model supported_models[] = {
211 {SERIES(VS5000), "VS5022", {20, 1000000000}, 2, false},
212 {SERIES(VS5000), "VS5042", {10, 1000000000}, 2, false},
213 {SERIES(VS5000), "VS5062", {5, 1000000000}, 2, false},
214 {SERIES(VS5000), "VS5102", {2, 1000000000}, 2, false},
215 {SERIES(VS5000), "VS5202", {2, 1000000000}, 2, false},
216 {SERIES(VS5000), "VS5022D", {20, 1000000000}, 2, true},
217 {SERIES(VS5000), "VS5042D", {10, 1000000000}, 2, true},
218 {SERIES(VS5000), "VS5062D", {5, 1000000000}, 2, true},
219 {SERIES(VS5000), "VS5102D", {2, 1000000000}, 2, true},
220 {SERIES(VS5000), "VS5202D", {2, 1000000000}, 2, true},
221 {SERIES(DS1000), "DS1052E", {5, 1000000000}, 2, false},
222 {SERIES(DS1000), "DS1102E", {2, 1000000000}, 2, false},
223 {SERIES(DS1000), "DS1152E", {2, 1000000000}, 2, false},
224 {SERIES(DS1000), "DS1052D", {5, 1000000000}, 2, true},
225 {SERIES(DS1000), "DS1102D", {2, 1000000000}, 2, true},
226 {SERIES(DS1000), "DS1152D", {2, 1000000000}, 2, true},
227 {SERIES(DS2000), "DS2072", {5, 1000000000}, 2, false},
228 {SERIES(DS2000), "DS2102", {5, 1000000000}, 2, false},
229 {SERIES(DS2000), "DS2202", {2, 1000000000}, 2, false},
230 {SERIES(DS2000), "DS2302", {1, 1000000000}, 2, false},
231 {SERIES(DS2000A), "DS2072A", {5, 1000000000}, 2, false},
232 {SERIES(DS2000A), "DS2102A", {5, 1000000000}, 2, false},
233 {SERIES(DS2000A), "DS2202A", {2, 1000000000}, 2, false},
234 {SERIES(DS2000A), "DS2302A", {1, 1000000000}, 2, false},
235 {SERIES(DSO1000), "DSO1002A", {5, 1000000000}, 2, false},
236 {SERIES(DSO1000), "DSO1004A", {5, 1000000000}, 4, false},
237 {SERIES(DSO1000), "DSO1012A", {2, 1000000000}, 2, false},
238 {SERIES(DSO1000), "DSO1014A", {2, 1000000000}, 4, false},
239 {SERIES(DSO1000), "DSO1022A", {2, 1000000000}, 2, false},
240 {SERIES(DSO1000), "DSO1024A", {2, 1000000000}, 4, false},
241 {SERIES(DS1000Z), "DS1054Z", {5, 1000000000}, 4, false},
242 {SERIES(DS1000Z), "DS1074Z", {5, 1000000000}, 4, false},
243 {SERIES(DS1000Z), "DS1104Z", {5, 1000000000}, 4, false},
244 {SERIES(DS1000Z), "DS1074Z-S", {5, 1000000000}, 4, false},
245 {SERIES(DS1000Z), "DS1104Z-S", {5, 1000000000}, 4, false},
246 {SERIES(DS1000Z), "MSO1074Z", {5, 1000000000}, 4, true},
247 {SERIES(DS1000Z), "MSO1104Z", {5, 1000000000}, 4, true},
248 {SERIES(DS1000Z), "MSO1074Z-S", {5, 1000000000}, 4, true},
249 {SERIES(DS1000Z), "MSO1104Z-S", {5, 1000000000}, 4, true},
252 SR_PRIV struct sr_dev_driver rigol_ds_driver_info;
254 static void clear_helper(void *priv)
256 struct dev_context *devc;
261 g_free(devc->buffer);
262 for (i = 0; i < ARRAY_SIZE(devc->coupling); i++)
263 g_free(devc->coupling[i]);
264 g_free(devc->trigger_source);
265 g_free(devc->trigger_slope);
266 g_free(devc->analog_groups);
270 static int dev_clear(const struct sr_dev_driver *di)
272 return std_dev_clear(di, clear_helper);
275 static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
277 struct dev_context *devc;
278 struct sr_dev_inst *sdi;
279 struct sr_scpi_hw_info *hw_info;
280 struct sr_channel *ch;
283 const struct rigol_ds_model *model = NULL;
284 gchar *channel_name, **version;
286 if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) {
287 sr_info("Couldn't get IDN response, retrying.");
290 if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) {
291 sr_info("Couldn't get IDN response.");
296 for (i = 0; i < ARRAY_SIZE(supported_models); i++) {
297 if (!g_ascii_strcasecmp(hw_info->manufacturer,
298 supported_models[i].series->vendor->full_name) &&
299 !strcmp(hw_info->model, supported_models[i].name)) {
300 model = &supported_models[i];
306 sr_scpi_hw_info_free(hw_info);
310 sdi = g_malloc0(sizeof(struct sr_dev_inst));
311 sdi->vendor = g_strdup(model->series->vendor->name);
312 sdi->model = g_strdup(model->name);
313 sdi->version = g_strdup(hw_info->firmware_version);
315 sdi->driver = &rigol_ds_driver_info;
316 sdi->inst_type = SR_INST_SCPI;
317 sdi->serial_num = g_strdup(hw_info->serial_number);
318 devc = g_malloc0(sizeof(struct dev_context));
319 devc->limit_frames = 0;
321 devc->format = model->series->format;
323 /* DS1000 models with firmware before 0.2.4 used the old data format. */
324 if (model->series == SERIES(DS1000)) {
325 version = g_strsplit(hw_info->firmware_version, ".", 0);
327 if (!version[0] || !version[1] || !version[2])
329 if (version[0][0] == 0 || version[1][0] == 0 || version[2][0] == 0)
331 for (i = 0; i < 3; i++) {
332 if (sr_atol(version[i], &n[i]) != SR_OK)
337 scpi->firmware_version = n[0] * 100 + n[1] * 10 + n[2];
338 if (scpi->firmware_version < 24) {
339 sr_dbg("Found DS1000 firmware < 0.2.4, using raw data format.");
340 devc->format = FORMAT_RAW;
347 sr_scpi_hw_info_free(hw_info);
349 devc->analog_groups = g_malloc0(sizeof(struct sr_channel_group*) *
350 model->analog_channels);
352 for (i = 0; i < model->analog_channels; i++) {
353 channel_name = g_strdup_printf("CH%d", i + 1);
354 ch = sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, TRUE, channel_name);
356 devc->analog_groups[i] = g_malloc0(sizeof(struct sr_channel_group));
358 devc->analog_groups[i]->name = channel_name;
359 devc->analog_groups[i]->channels = g_slist_append(NULL, ch);
360 sdi->channel_groups = g_slist_append(sdi->channel_groups,
361 devc->analog_groups[i]);
364 if (devc->model->has_digital) {
365 devc->digital_group = g_malloc0(sizeof(struct sr_channel_group));
367 for (i = 0; i < ARRAY_SIZE(devc->digital_channels); i++) {
368 channel_name = g_strdup_printf("D%d", i);
369 ch = sr_channel_new(sdi, i, SR_CHANNEL_LOGIC, TRUE, channel_name);
370 g_free(channel_name);
371 devc->digital_group->channels = g_slist_append(
372 devc->digital_group->channels, ch);
374 devc->digital_group->name = g_strdup("LA");
375 sdi->channel_groups = g_slist_append(sdi->channel_groups,
376 devc->digital_group);
379 for (i = 0; i < NUM_TIMEBASE; i++) {
380 if (!memcmp(&devc->model->min_timebase, &timebases[i], sizeof(uint64_t[2])))
381 devc->timebases = &timebases[i];
382 if (!memcmp(&devc->model->series->max_timebase, &timebases[i], sizeof(uint64_t[2])))
383 devc->num_timebases = &timebases[i] - devc->timebases + 1;
386 for (i = 0; i < NUM_VDIV; i++) {
387 if (!memcmp(&devc->model->series->min_vdiv,
388 &vdivs[i], sizeof(uint64_t[2]))) {
389 devc->vdivs = &vdivs[i];
390 devc->num_vdivs = NUM_VDIV - i;
394 devc->buffer = g_malloc(ACQ_BUFFER_SIZE);
395 devc->data = g_malloc(ACQ_BUFFER_SIZE * sizeof(float));
397 devc->data_source = DATA_SOURCE_LIVE;
404 static GSList *scan(struct sr_dev_driver *di, GSList *options)
406 return sr_scpi_scan(di->context, options, probe_device);
409 static int dev_open(struct sr_dev_inst *sdi)
412 struct sr_scpi_dev_inst *scpi = sdi->conn;
414 if ((ret = sr_scpi_open(scpi)) < 0) {
415 sr_err("Failed to open SCPI device: %s.", sr_strerror(ret));
419 if ((ret = rigol_ds_get_dev_cfg(sdi)) < 0) {
420 sr_err("Failed to get device config: %s.", sr_strerror(ret));
424 sdi->status = SR_ST_ACTIVE;
429 static int dev_close(struct sr_dev_inst *sdi)
431 struct sr_scpi_dev_inst *scpi;
432 struct dev_context *devc;
434 if (sdi->status != SR_ST_ACTIVE)
435 return SR_ERR_DEV_CLOSED;
440 if (devc->model->series->protocol == PROTOCOL_V2)
441 rigol_ds_config_set(sdi, ":KEY:LOCK DISABLE");
444 if (sr_scpi_close(scpi) < 0)
446 sdi->status = SR_ST_INACTIVE;
452 static int analog_frame_size(const struct sr_dev_inst *sdi)
454 struct dev_context *devc = sdi->priv;
455 struct sr_channel *ch;
456 int analog_channels = 0;
459 for (l = sdi->channels; l; l = l->next) {
461 if (ch->type == SR_CHANNEL_ANALOG && ch->enabled)
465 if (analog_channels == 0)
468 switch (devc->data_source) {
469 case DATA_SOURCE_LIVE:
470 return devc->model->series->live_samples;
471 case DATA_SOURCE_MEMORY:
472 return devc->model->series->buffer_samples / analog_channels;
478 static int digital_frame_size(const struct sr_dev_inst *sdi)
480 struct dev_context *devc = sdi->priv;
482 switch (devc->data_source) {
483 case DATA_SOURCE_LIVE:
484 return devc->model->series->live_samples * 2;
485 case DATA_SOURCE_MEMORY:
486 return devc->model->series->buffer_samples * 2;
492 static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
493 const struct sr_channel_group *cg)
495 struct dev_context *devc;
496 struct sr_channel *ch;
499 int analog_channel = -1;
500 float smallest_diff = INFINITY;
504 if (!sdi || !(devc = sdi->priv))
507 /* If a channel group is specified, it must be a valid one. */
508 if (cg && !g_slist_find(sdi->channel_groups, cg)) {
509 sr_err("Invalid channel group specified.");
514 ch = g_slist_nth_data(cg->channels, 0);
517 if (ch->type == SR_CHANNEL_ANALOG) {
518 if (ch->name[2] < '1' || ch->name[2] > '4')
520 analog_channel = ch->name[2] - '1';
525 case SR_CONF_NUM_HDIV:
526 *data = g_variant_new_int32(devc->model->series->num_horizontal_divs);
528 case SR_CONF_NUM_VDIV:
529 *data = g_variant_new_int32(devc->num_vdivs);
531 case SR_CONF_DATA_SOURCE:
532 if (devc->data_source == DATA_SOURCE_LIVE)
533 *data = g_variant_new_string("Live");
534 else if (devc->data_source == DATA_SOURCE_MEMORY)
535 *data = g_variant_new_string("Memory");
537 *data = g_variant_new_string("Segmented");
539 case SR_CONF_SAMPLERATE:
540 if (devc->data_source == DATA_SOURCE_LIVE) {
541 samplerate = analog_frame_size(sdi) /
542 (devc->timebase * devc->model->series->num_horizontal_divs);
543 *data = g_variant_new_uint64(samplerate);
545 sr_dbg("Unknown data source: %d.", devc->data_source);
549 case SR_CONF_TRIGGER_SOURCE:
550 if (!strcmp(devc->trigger_source, "ACL"))
552 else if (!strcmp(devc->trigger_source, "CHAN1"))
554 else if (!strcmp(devc->trigger_source, "CHAN2"))
556 else if (!strcmp(devc->trigger_source, "CHAN3"))
558 else if (!strcmp(devc->trigger_source, "CHAN4"))
561 tmp_str = devc->trigger_source;
562 *data = g_variant_new_string(tmp_str);
564 case SR_CONF_TRIGGER_SLOPE:
565 if (!strncmp(devc->trigger_slope, "POS", 3)) {
567 } else if (!strncmp(devc->trigger_slope, "NEG", 3)) {
570 sr_dbg("Unknown trigger slope: '%s'.", devc->trigger_slope);
573 *data = g_variant_new_string(tmp_str);
575 case SR_CONF_TIMEBASE:
576 for (i = 0; i < devc->num_timebases; i++) {
577 float tb = (float)devc->timebases[i][0] / devc->timebases[i][1];
578 float diff = fabs(devc->timebase - tb);
579 if (diff < smallest_diff) {
580 smallest_diff = diff;
585 sr_dbg("Negative timebase index: %d.", idx);
588 *data = g_variant_new("(tt)", devc->timebases[idx][0],
589 devc->timebases[idx][1]);
592 if (analog_channel < 0) {
593 sr_dbg("Negative analog channel: %d.", analog_channel);
596 for (i = 0; i < ARRAY_SIZE(vdivs); i++) {
597 float vdiv = (float)vdivs[i][0] / vdivs[i][1];
598 float diff = fabs(devc->vdiv[analog_channel] - vdiv);
599 if (diff < smallest_diff) {
600 smallest_diff = diff;
605 sr_dbg("Negative vdiv index: %d.", idx);
608 *data = g_variant_new("(tt)", vdivs[idx][0], vdivs[idx][1]);
610 case SR_CONF_COUPLING:
611 if (analog_channel < 0) {
612 sr_dbg("Negative analog channel: %d.", analog_channel);
615 *data = g_variant_new_string(devc->coupling[analog_channel]);
624 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
625 const struct sr_channel_group *cg)
627 struct dev_context *devc;
637 if (sdi->status != SR_ST_ACTIVE)
638 return SR_ERR_DEV_CLOSED;
640 /* If a channel group is specified, it must be a valid one. */
641 if (cg && !g_slist_find(sdi->channel_groups, cg)) {
642 sr_err("Invalid channel group specified.");
648 case SR_CONF_LIMIT_FRAMES:
649 devc->limit_frames = g_variant_get_uint64(data);
651 case SR_CONF_TRIGGER_SLOPE:
652 tmp_str = g_variant_get_string(data, NULL);
654 if (!tmp_str || !(tmp_str[0] == 'f' || tmp_str[0] == 'r')) {
655 sr_err("Unknown trigger slope: '%s'.",
656 (tmp_str) ? tmp_str : "NULL");
660 g_free(devc->trigger_slope);
661 devc->trigger_slope = g_strdup((tmp_str[0] == 'r') ? "POS" : "NEG");
662 ret = rigol_ds_config_set(sdi, ":TRIG:EDGE:SLOP %s", devc->trigger_slope);
664 case SR_CONF_HORIZ_TRIGGERPOS:
665 t_dbl = g_variant_get_double(data);
666 if (t_dbl < 0.0 || t_dbl > 1.0) {
667 sr_err("Invalid horiz. trigger position: %g.", t_dbl);
670 devc->horiz_triggerpos = t_dbl;
671 /* We have the trigger offset as a percentage of the frame, but
672 * need to express this in seconds. */
673 t_dbl = -(devc->horiz_triggerpos - 0.5) * devc->timebase * devc->num_timebases;
674 g_ascii_formatd(buffer, sizeof(buffer), "%.6f", t_dbl);
675 ret = rigol_ds_config_set(sdi, ":TIM:OFFS %s", buffer);
677 case SR_CONF_TIMEBASE:
678 g_variant_get(data, "(tt)", &p, &q);
679 for (i = 0; i < devc->num_timebases; i++) {
680 if (devc->timebases[i][0] == p && devc->timebases[i][1] == q) {
681 devc->timebase = (float)p / q;
682 g_ascii_formatd(buffer, sizeof(buffer), "%.9f",
684 ret = rigol_ds_config_set(sdi, ":TIM:SCAL %s", buffer);
688 if (i == devc->num_timebases) {
689 sr_err("Invalid timebase index: %d.", i);
693 case SR_CONF_TRIGGER_SOURCE:
694 tmp_str = g_variant_get_string(data, NULL);
695 for (i = 0; i < ARRAY_SIZE(trigger_sources); i++) {
696 if (!strcmp(trigger_sources[i], tmp_str)) {
697 g_free(devc->trigger_source);
698 devc->trigger_source = g_strdup(trigger_sources[i]);
699 if (!strcmp(devc->trigger_source, "AC Line"))
701 else if (!strcmp(devc->trigger_source, "CH1"))
703 else if (!strcmp(devc->trigger_source, "CH2"))
705 else if (!strcmp(devc->trigger_source, "CH3"))
707 else if (!strcmp(devc->trigger_source, "CH4"))
710 tmp_str = (char *)devc->trigger_source;
711 ret = rigol_ds_config_set(sdi, ":TRIG:EDGE:SOUR %s", tmp_str);
715 if (i == ARRAY_SIZE(trigger_sources)) {
716 sr_err("Invalid trigger source index: %d.", i);
722 sr_err("No channel group specified.");
723 return SR_ERR_CHANNEL_GROUP;
725 g_variant_get(data, "(tt)", &p, &q);
726 for (i = 0; i < devc->model->analog_channels; i++) {
727 if (cg == devc->analog_groups[i]) {
728 for (j = 0; j < ARRAY_SIZE(vdivs); j++) {
729 if (vdivs[j][0] != p || vdivs[j][1] != q)
731 devc->vdiv[i] = (float)p / q;
732 g_ascii_formatd(buffer, sizeof(buffer), "%.3f",
734 return rigol_ds_config_set(sdi, ":CHAN%d:SCAL %s", i + 1,
737 sr_err("Invalid vdiv index: %d.", j);
741 sr_dbg("Didn't set vdiv, unknown channel(group).");
743 case SR_CONF_COUPLING:
745 sr_err("No channel group specified.");
746 return SR_ERR_CHANNEL_GROUP;
748 tmp_str = g_variant_get_string(data, NULL);
749 for (i = 0; i < devc->model->analog_channels; i++) {
750 if (cg == devc->analog_groups[i]) {
751 for (j = 0; j < ARRAY_SIZE(coupling); j++) {
752 if (!strcmp(tmp_str, coupling[j])) {
753 g_free(devc->coupling[i]);
754 devc->coupling[i] = g_strdup(coupling[j]);
755 return rigol_ds_config_set(sdi, ":CHAN%d:COUP %s", i + 1,
759 sr_err("Invalid coupling index: %d.", j);
763 sr_dbg("Didn't set coupling, unknown channel(group).");
765 case SR_CONF_DATA_SOURCE:
766 tmp_str = g_variant_get_string(data, NULL);
767 if (!strcmp(tmp_str, "Live"))
768 devc->data_source = DATA_SOURCE_LIVE;
769 else if (devc->model->series->protocol >= PROTOCOL_V2
770 && !strcmp(tmp_str, "Memory"))
771 devc->data_source = DATA_SOURCE_MEMORY;
772 else if (devc->model->series->protocol >= PROTOCOL_V3
773 && !strcmp(tmp_str, "Segmented"))
774 devc->data_source = DATA_SOURCE_SEGMENTED;
776 sr_err("Unknown data source: '%s'.", tmp_str);
787 static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
788 const struct sr_channel_group *cg)
790 GVariant *tuple, *rational[2];
793 struct dev_context *devc = NULL;
795 if (key == SR_CONF_SCAN_OPTIONS) {
796 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
797 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
799 } else if (key == SR_CONF_DEVICE_OPTIONS && !cg) {
800 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
801 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
805 /* Every other option requires a valid device instance. */
806 if (!sdi || !(devc = sdi->priv))
809 /* If a channel group is specified, it must be a valid one. */
810 if (cg && !g_slist_find(sdi->channel_groups, cg)) {
811 sr_err("Invalid channel group specified.");
816 case SR_CONF_DEVICE_OPTIONS:
818 sr_err("No channel group specified.");
819 return SR_ERR_CHANNEL_GROUP;
821 if (cg == devc->digital_group) {
822 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
823 NULL, 0, sizeof(uint32_t));
826 for (i = 0; i < devc->model->analog_channels; i++) {
827 if (cg == devc->analog_groups[i]) {
828 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
829 analog_devopts, ARRAY_SIZE(analog_devopts), sizeof(uint32_t));
836 case SR_CONF_COUPLING:
838 sr_err("No channel group specified.");
839 return SR_ERR_CHANNEL_GROUP;
841 *data = g_variant_new_strv(coupling, ARRAY_SIZE(coupling));
845 /* Can't know this until we have the exact model. */
848 sr_err("No channel group specified.");
849 return SR_ERR_CHANNEL_GROUP;
851 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
852 for (i = 0; i < devc->num_vdivs; i++) {
853 rational[0] = g_variant_new_uint64(devc->vdivs[i][0]);
854 rational[1] = g_variant_new_uint64(devc->vdivs[i][1]);
855 tuple = g_variant_new_tuple(rational, 2);
856 g_variant_builder_add_value(&gvb, tuple);
858 *data = g_variant_builder_end(&gvb);
860 case SR_CONF_TIMEBASE:
862 /* Can't know this until we have the exact model. */
864 if (devc->num_timebases <= 0)
866 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
867 for (i = 0; i < devc->num_timebases; i++) {
868 rational[0] = g_variant_new_uint64(devc->timebases[i][0]);
869 rational[1] = g_variant_new_uint64(devc->timebases[i][1]);
870 tuple = g_variant_new_tuple(rational, 2);
871 g_variant_builder_add_value(&gvb, tuple);
873 *data = g_variant_builder_end(&gvb);
875 case SR_CONF_TRIGGER_SOURCE:
877 /* Can't know this until we have the exact model. */
879 *data = g_variant_new_strv(trigger_sources,
880 devc->model->has_digital ? ARRAY_SIZE(trigger_sources) : 4);
882 case SR_CONF_TRIGGER_SLOPE:
883 *data = g_variant_new_strv(trigger_slopes, ARRAY_SIZE(trigger_slopes));
885 case SR_CONF_DATA_SOURCE:
887 /* Can't know this until we have the exact model. */
889 switch (devc->model->series->protocol) {
891 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources) - 2);
894 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources) - 1);
897 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources));
908 static int dev_acquisition_start(const struct sr_dev_inst *sdi)
910 struct sr_scpi_dev_inst *scpi;
911 struct dev_context *devc;
912 struct sr_channel *ch;
913 struct sr_datafeed_packet packet;
914 gboolean some_digital;
917 if (sdi->status != SR_ST_ACTIVE)
918 return SR_ERR_DEV_CLOSED;
923 devc->num_frames = 0;
925 some_digital = FALSE;
926 for (l = sdi->channels; l; l = l->next) {
928 sr_dbg("handling channel %s", ch->name);
929 if (ch->type == SR_CHANNEL_ANALOG) {
931 devc->enabled_channels = g_slist_append(
932 devc->enabled_channels, ch);
933 if (ch->enabled != devc->analog_channels[ch->index]) {
934 /* Enabled channel is currently disabled, or vice versa. */
935 if (rigol_ds_config_set(sdi, ":CHAN%d:DISP %s", ch->index + 1,
936 ch->enabled ? "ON" : "OFF") != SR_OK)
938 devc->analog_channels[ch->index] = ch->enabled;
940 } else if (ch->type == SR_CHANNEL_LOGIC) {
941 /* Only one list entry for DS1000D series. All channels are retrieved
942 * together when this entry is processed. */
944 devc->model->series->protocol > PROTOCOL_V2 ||
946 devc->enabled_channels = g_slist_append(
947 devc->enabled_channels, ch);
950 /* Turn on LA module if currently off. */
951 if (!devc->la_enabled) {
952 if (rigol_ds_config_set(sdi,
953 devc->model->series->protocol >= PROTOCOL_V4 ?
954 ":LA:STAT ON" : ":LA:DISP ON") != SR_OK)
956 devc->la_enabled = TRUE;
959 if (ch->enabled != devc->digital_channels[ch->index]) {
960 /* Enabled channel is currently disabled, or vice versa. */
961 if (rigol_ds_config_set(sdi,
962 devc->model->series->protocol >= PROTOCOL_V4 ?
963 ":LA:DIG%d:DISP %s" : ":DIG%d:TURN %s", ch->index,
964 ch->enabled ? "ON" : "OFF") != SR_OK)
966 devc->digital_channels[ch->index] = ch->enabled;
971 if (!devc->enabled_channels)
974 /* Turn off LA module if on and no digital channels selected. */
975 if (devc->la_enabled && !some_digital)
976 if (rigol_ds_config_set(sdi,
977 devc->model->series->protocol >= PROTOCOL_V4 ?
978 ":LA:STAT OFF" : ":LA:DISP OFF") != SR_OK)
981 /* Set memory mode. */
982 if (devc->data_source == DATA_SOURCE_SEGMENTED) {
983 sr_err("Data source 'Segmented' not yet supported");
987 devc->analog_frame_size = analog_frame_size(sdi);
988 devc->digital_frame_size = digital_frame_size(sdi);
990 switch (devc->model->series->protocol) {
992 if (rigol_ds_config_set(sdi, ":ACQ:MEMD LONG") != SR_OK)
996 /* Apparently for the DS2000 the memory
997 * depth can only be set in Running state -
998 * this matches the behaviour of the UI. */
999 if (rigol_ds_config_set(sdi, ":RUN") != SR_OK)
1001 if (rigol_ds_config_set(sdi, ":ACQ:MDEP %d",
1002 devc->analog_frame_size) != SR_OK)
1004 if (rigol_ds_config_set(sdi, ":STOP") != SR_OK)
1011 if (devc->data_source == DATA_SOURCE_LIVE)
1012 if (rigol_ds_config_set(sdi, ":RUN") != SR_OK)
1015 sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 50,
1016 rigol_ds_receive, (void *)sdi);
1018 std_session_send_df_header(sdi, LOG_PREFIX);
1020 devc->channel_entry = devc->enabled_channels;
1022 if (rigol_ds_capture_start(sdi) != SR_OK)
1025 /* Start of first frame. */
1026 packet.type = SR_DF_FRAME_BEGIN;
1027 sr_session_send(sdi, &packet);
1032 static int dev_acquisition_stop(struct sr_dev_inst *sdi)
1034 struct dev_context *devc;
1035 struct sr_scpi_dev_inst *scpi;
1039 if (sdi->status != SR_ST_ACTIVE) {
1040 sr_err("Device inactive, can't stop acquisition.");
1044 std_session_send_df_end(sdi, LOG_PREFIX);
1046 g_slist_free(devc->enabled_channels);
1047 devc->enabled_channels = NULL;
1049 sr_scpi_source_remove(sdi->session, scpi);
1054 SR_PRIV struct sr_dev_driver rigol_ds_driver_info = {
1056 .longname = "Rigol DS",
1059 .cleanup = std_cleanup,
1061 .dev_list = std_dev_list,
1062 .dev_clear = dev_clear,
1063 .config_get = config_get,
1064 .config_set = config_set,
1065 .config_list = config_list,
1066 .dev_open = dev_open,
1067 .dev_close = dev_close,
1068 .dev_acquisition_start = dev_acquisition_start,
1069 .dev_acquisition_stop = dev_acquisition_stop,