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/>.
28 #include "libsigrok.h"
29 #include "libsigrok-internal.h"
32 static const uint32_t scanopts[] = {
37 static const uint32_t devopts[] = {
39 SR_CONF_LIMIT_FRAMES | SR_CONF_SET,
40 SR_CONF_TIMEBASE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
41 SR_CONF_TRIGGER_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
42 SR_CONF_TRIGGER_SLOPE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
43 SR_CONF_HORIZ_TRIGGERPOS | SR_CONF_SET,
44 SR_CONF_NUM_HDIV | SR_CONF_GET,
45 SR_CONF_SAMPLERATE | SR_CONF_GET,
46 SR_CONF_DATA_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
49 static const uint32_t analog_devopts[] = {
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 const uint64_t timebases[][2] = {
98 static const uint64_t vdivs[][2] = {
121 #define NUM_TIMEBASE ARRAY_SIZE(timebases)
122 #define NUM_VDIV ARRAY_SIZE(vdivs)
124 static const char *trigger_sources[] = {
149 static const char *trigger_slopes[] = {
154 static const char *coupling[] = {
160 /* Do not change the order of entries */
161 static const char *data_sources[] = {
180 /* short name, full name */
181 static const struct rigol_ds_vendor supported_vendors[] = {
182 [RIGOL] = {"Rigol", "Rigol Technologies"},
183 [AGILENT] = {"Agilent", "Agilent Technologies"},
186 #define VENDOR(x) &supported_vendors[x]
187 /* vendor, series, protocol, max timebase, min vdiv, number of horizontal divs,
188 * live waveform samples, memory buffer samples */
189 static const struct rigol_ds_series supported_series[] = {
190 [VS5000] = {VENDOR(RIGOL), "VS5000", PROTOCOL_V1, FORMAT_RAW,
191 {50, 1}, {2, 1000}, 14, 2048, 0},
192 [DS1000] = {VENDOR(RIGOL), "DS1000", PROTOCOL_V2, FORMAT_IEEE488_2,
193 {50, 1}, {2, 1000}, 12, 600, 1048576},
194 [DS2000] = {VENDOR(RIGOL), "DS2000", PROTOCOL_V3, FORMAT_IEEE488_2,
195 {500, 1}, {500, 1000000}, 14, 1400, 14000},
196 [DS2000A] = {VENDOR(RIGOL), "DS2000A", PROTOCOL_V3, FORMAT_IEEE488_2,
197 {1000, 1}, {500, 1000000}, 14, 1400, 14000},
198 [DSO1000] = {VENDOR(AGILENT), "DSO1000", PROTOCOL_V3, FORMAT_IEEE488_2,
199 {50, 1}, {2, 1000}, 12, 600, 20480},
202 #define SERIES(x) &supported_series[x]
203 /* series, model, min timebase, analog channels, digital */
204 static const struct rigol_ds_model supported_models[] = {
205 {SERIES(VS5000), "VS5022", {20, 1000000000}, 2, false},
206 {SERIES(VS5000), "VS5042", {10, 1000000000}, 2, false},
207 {SERIES(VS5000), "VS5062", {5, 1000000000}, 2, false},
208 {SERIES(VS5000), "VS5102", {2, 1000000000}, 2, false},
209 {SERIES(VS5000), "VS5202", {2, 1000000000}, 2, false},
210 {SERIES(VS5000), "VS5022D", {20, 1000000000}, 2, true},
211 {SERIES(VS5000), "VS5042D", {10, 1000000000}, 2, true},
212 {SERIES(VS5000), "VS5062D", {5, 1000000000}, 2, true},
213 {SERIES(VS5000), "VS5102D", {2, 1000000000}, 2, true},
214 {SERIES(VS5000), "VS5202D", {2, 1000000000}, 2, true},
215 {SERIES(DS1000), "DS1052E", {5, 1000000000}, 2, false},
216 {SERIES(DS1000), "DS1102E", {2, 1000000000}, 2, false},
217 {SERIES(DS1000), "DS1152E", {2, 1000000000}, 2, false},
218 {SERIES(DS1000), "DS1052D", {5, 1000000000}, 2, true},
219 {SERIES(DS1000), "DS1102D", {2, 1000000000}, 2, true},
220 {SERIES(DS1000), "DS1152D", {2, 1000000000}, 2, true},
221 {SERIES(DS2000), "DS2072", {5, 1000000000}, 2, false},
222 {SERIES(DS2000), "DS2102", {5, 1000000000}, 2, false},
223 {SERIES(DS2000), "DS2202", {2, 1000000000}, 2, false},
224 {SERIES(DS2000), "DS2302", {1, 1000000000}, 2, false},
225 {SERIES(DS2000A), "DS2072A", {5, 1000000000}, 2, false},
226 {SERIES(DS2000A), "DS2102A", {5, 1000000000}, 2, false},
227 {SERIES(DS2000A), "DS2202A", {2, 1000000000}, 2, false},
228 {SERIES(DS2000A), "DS2302A", {1, 1000000000}, 2, false},
229 {SERIES(DSO1000), "DSO1002A", {5, 1000000000}, 2, false},
230 {SERIES(DSO1000), "DSO1004A", {5, 1000000000}, 4, false},
231 {SERIES(DSO1000), "DSO1012A", {2, 1000000000}, 2, false},
232 {SERIES(DSO1000), "DSO1014A", {2, 1000000000}, 4, false},
233 {SERIES(DSO1000), "DSO1022A", {2, 1000000000}, 2, false},
234 {SERIES(DSO1000), "DSO1024A", {2, 1000000000}, 4, false},
237 SR_PRIV struct sr_dev_driver rigol_ds_driver_info;
238 static struct sr_dev_driver *di = &rigol_ds_driver_info;
240 static void clear_helper(void *priv)
242 struct dev_context *devc;
247 g_free(devc->buffer);
248 for (i = 0; i < ARRAY_SIZE(devc->coupling); i++)
249 g_free(devc->coupling[i]);
250 g_free(devc->trigger_source);
251 g_free(devc->trigger_slope);
252 g_free(devc->analog_groups);
256 static int dev_clear(void)
258 return std_dev_clear(di, clear_helper);
261 static int init(struct sr_context *sr_ctx)
263 return std_init(sr_ctx, di, LOG_PREFIX);
266 static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
268 struct dev_context *devc;
269 struct sr_dev_inst *sdi;
270 struct sr_scpi_hw_info *hw_info;
271 struct sr_channel *ch;
274 const struct rigol_ds_model *model = NULL;
275 gchar *channel_name, **version;
277 if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) {
278 sr_info("Couldn't get IDN response, retrying.");
281 if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) {
282 sr_info("Couldn't get IDN response.");
287 for (i = 0; i < ARRAY_SIZE(supported_models); i++) {
288 if (!strcasecmp(hw_info->manufacturer,
289 supported_models[i].series->vendor->full_name) &&
290 !strcmp(hw_info->model, supported_models[i].name)) {
291 model = &supported_models[i];
297 sr_scpi_hw_info_free(hw_info);
301 sdi = g_malloc0(sizeof(struct sr_dev_inst));
302 sdi->status = SR_ST_ACTIVE;
303 sdi->vendor = g_strdup(model->series->vendor->name);
304 sdi->model = g_strdup(model->name);
305 sdi->version = g_strdup(hw_info->firmware_version);
308 sdi->inst_type = SR_INST_SCPI;
309 sdi->serial_num = g_strdup(hw_info->serial_number);
310 devc = g_malloc0(sizeof(struct dev_context));
311 devc->limit_frames = 0;
313 devc->format = model->series->format;
315 /* DS1000 models with firmware before 0.2.4 used the old data format. */
316 if (model->series == SERIES(DS1000)) {
317 version = g_strsplit(hw_info->firmware_version, ".", 0);
319 if (!version[0] || !version[1] || !version[2])
321 if (version[0][0] == 0 || version[1][0] == 0 || version[2][0] == 0)
323 for (i = 0; i < 3; i++) {
324 if (sr_atol(version[i], &n[i]) != SR_OK)
329 if (n[0] != 0 || n[1] > 2)
331 if (n[1] == 2 && n[2] > 3)
333 sr_dbg("Found DS1000 firmware < 0.2.4, using raw data format.");
334 devc->format = FORMAT_RAW;
339 sr_scpi_hw_info_free(hw_info);
341 devc->analog_groups = g_malloc0(sizeof(struct sr_channel_group*) *
342 model->analog_channels);
344 for (i = 0; i < model->analog_channels; i++) {
345 if (!(channel_name = g_strdup_printf("CH%d", i + 1)))
347 ch = sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, TRUE, channel_name);
349 devc->analog_groups[i] = g_malloc0(sizeof(struct sr_channel_group));
351 devc->analog_groups[i]->name = channel_name;
352 devc->analog_groups[i]->channels = g_slist_append(NULL, ch);
353 sdi->channel_groups = g_slist_append(sdi->channel_groups,
354 devc->analog_groups[i]);
357 if (devc->model->has_digital) {
358 devc->digital_group = g_malloc0(sizeof(struct sr_channel_group));
360 for (i = 0; i < ARRAY_SIZE(devc->digital_channels); i++) {
361 if (!(channel_name = g_strdup_printf("D%d", i)))
363 ch = sr_channel_new(sdi, i, SR_CHANNEL_LOGIC, TRUE, channel_name);
364 g_free(channel_name);
365 devc->digital_group->channels = g_slist_append(
366 devc->digital_group->channels, ch);
368 devc->digital_group->name = g_strdup("LA");
369 sdi->channel_groups = g_slist_append(sdi->channel_groups,
370 devc->digital_group);
373 for (i = 0; i < NUM_TIMEBASE; i++) {
374 if (!memcmp(&devc->model->min_timebase, &timebases[i], sizeof(uint64_t[2])))
375 devc->timebases = &timebases[i];
376 if (!memcmp(&devc->model->series->max_timebase, &timebases[i], sizeof(uint64_t[2])))
377 devc->num_timebases = &timebases[i] - devc->timebases + 1;
380 for (i = 0; i < NUM_VDIV; i++)
381 if (!memcmp(&devc->model->series->min_vdiv, &vdivs[i], sizeof(uint64_t[2]))) {
382 devc->vdivs = &vdivs[i];
383 devc->num_vdivs = NUM_VDIV - i;
386 if (!(devc->buffer = g_try_malloc(ACQ_BUFFER_SIZE)))
388 if (!(devc->data = g_try_malloc(ACQ_BUFFER_SIZE * sizeof(float))))
391 devc->data_source = DATA_SOURCE_LIVE;
398 static GSList *scan(GSList *options)
400 return sr_scpi_scan(di->priv, options, probe_device);
403 static GSList *dev_list(void)
405 return ((struct drv_context *)(di->priv))->instances;
408 static int dev_open(struct sr_dev_inst *sdi)
411 struct sr_scpi_dev_inst *scpi = sdi->conn;
413 if ((ret = sr_scpi_open(scpi)) < 0) {
414 sr_err("Failed to open SCPI device: %s.", sr_strerror(ret));
418 if ((ret = rigol_ds_get_dev_cfg(sdi)) < 0) {
419 sr_err("Failed to get device config: %s.", sr_strerror(ret));
423 sdi->status = SR_ST_ACTIVE;
428 static int dev_close(struct sr_dev_inst *sdi)
430 struct sr_scpi_dev_inst *scpi;
431 struct dev_context *devc;
433 if (sdi->status != SR_ST_ACTIVE)
434 return SR_ERR_DEV_CLOSED;
439 if (devc->model->series->protocol == PROTOCOL_V2)
440 rigol_ds_config_set(sdi, ":KEY:LOCK DISABLE");
443 if (sr_scpi_close(scpi) < 0)
445 sdi->status = SR_ST_INACTIVE;
451 static int cleanup(void)
456 static int analog_frame_size(const struct sr_dev_inst *sdi)
458 struct dev_context *devc = sdi->priv;
459 struct sr_channel *ch;
460 int analog_channels = 0;
463 for (l = sdi->channels; l; l = l->next) {
465 if (ch->type == SR_CHANNEL_ANALOG && ch->enabled)
469 if (analog_channels == 0)
472 switch (devc->data_source) {
473 case DATA_SOURCE_LIVE:
474 return devc->model->series->live_samples;
475 case DATA_SOURCE_MEMORY:
476 return devc->model->series->buffer_samples / analog_channels;
482 static int digital_frame_size(const struct sr_dev_inst *sdi)
484 struct dev_context *devc = sdi->priv;
486 switch (devc->data_source) {
487 case DATA_SOURCE_LIVE:
488 return devc->model->series->live_samples * 2;
489 case DATA_SOURCE_MEMORY:
490 return devc->model->series->buffer_samples * 2;
496 static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
497 const struct sr_channel_group *cg)
499 struct dev_context *devc;
500 struct sr_channel *ch;
503 int analog_channel = -1;
504 float smallest_diff = INFINITY;
508 if (!sdi || !(devc = sdi->priv))
511 /* If a channel group is specified, it must be a valid one. */
512 if (cg && !g_slist_find(sdi->channel_groups, cg)) {
513 sr_err("Invalid channel group specified.");
518 ch = g_slist_nth_data(cg->channels, 0);
521 if (ch->type == SR_CHANNEL_ANALOG) {
522 if (ch->name[2] < '1' || ch->name[2] > '4')
524 analog_channel = ch->name[2] - '1';
529 case SR_CONF_NUM_HDIV:
530 *data = g_variant_new_int32(devc->model->series->num_horizontal_divs);
532 case SR_CONF_NUM_VDIV:
533 *data = g_variant_new_int32(devc->num_vdivs);
535 case SR_CONF_DATA_SOURCE:
536 if (devc->data_source == DATA_SOURCE_LIVE)
537 *data = g_variant_new_string("Live");
538 else if (devc->data_source == DATA_SOURCE_MEMORY)
539 *data = g_variant_new_string("Memory");
541 *data = g_variant_new_string("Segmented");
543 case SR_CONF_SAMPLERATE:
544 if (devc->data_source == DATA_SOURCE_LIVE) {
545 samplerate = analog_frame_size(sdi) /
546 (devc->timebase * devc->model->series->num_horizontal_divs);
547 *data = g_variant_new_uint64(samplerate);
549 sr_dbg("Unknown data source: %d.", devc->data_source);
553 case SR_CONF_TRIGGER_SOURCE:
554 if (!strcmp(devc->trigger_source, "ACL"))
556 else if (!strcmp(devc->trigger_source, "CHAN1"))
558 else if (!strcmp(devc->trigger_source, "CHAN2"))
560 else if (!strcmp(devc->trigger_source, "CHAN3"))
562 else if (!strcmp(devc->trigger_source, "CHAN4"))
565 tmp_str = devc->trigger_source;
566 *data = g_variant_new_string(tmp_str);
568 case SR_CONF_TRIGGER_SLOPE:
569 if (!strncmp(devc->trigger_slope, "POS", 3)) {
571 } else if (!strncmp(devc->trigger_slope, "NEG", 3)) {
574 sr_dbg("Unknown trigger slope: '%s'.", devc->trigger_slope);
577 *data = g_variant_new_string(tmp_str);
579 case SR_CONF_TIMEBASE:
580 for (i = 0; i < devc->num_timebases; i++) {
581 float tb = (float)devc->timebases[i][0] / devc->timebases[i][1];
582 float diff = fabs(devc->timebase - tb);
583 if (diff < smallest_diff) {
584 smallest_diff = diff;
589 sr_dbg("Negative timebase index: %d.", idx);
592 *data = g_variant_new("(tt)", devc->timebases[idx][0],
593 devc->timebases[idx][1]);
596 if (analog_channel < 0) {
597 sr_dbg("Negative analog channel: %d.", analog_channel);
600 for (i = 0; i < ARRAY_SIZE(vdivs); i++) {
601 float vdiv = (float)vdivs[i][0] / vdivs[i][1];
602 float diff = fabs(devc->vdiv[analog_channel] - vdiv);
603 if (diff < smallest_diff) {
604 smallest_diff = diff;
609 sr_dbg("Negative vdiv index: %d.", idx);
612 *data = g_variant_new("(tt)", vdivs[idx][0], vdivs[idx][1]);
614 case SR_CONF_COUPLING:
615 if (analog_channel < 0) {
616 sr_dbg("Negative analog channel: %d.", analog_channel);
619 *data = g_variant_new_string(devc->coupling[analog_channel]);
622 sr_dbg("Tried to get unknown config key: %d.", key);
629 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
630 const struct sr_channel_group *cg)
632 struct dev_context *devc;
640 if (!(devc = sdi->priv))
643 if (sdi->status != SR_ST_ACTIVE)
644 return SR_ERR_DEV_CLOSED;
646 /* If a channel group is specified, it must be a valid one. */
647 if (cg && !g_slist_find(sdi->channel_groups, cg)) {
648 sr_err("Invalid channel group specified.");
654 case SR_CONF_LIMIT_FRAMES:
655 devc->limit_frames = g_variant_get_uint64(data);
657 case SR_CONF_TRIGGER_SLOPE:
658 tmp_str = g_variant_get_string(data, NULL);
660 if (!tmp_str || !(tmp_str[0] == 'f' || tmp_str[0] == 'r')) {
661 sr_err("Unknown trigger slope: '%s'.",
662 (tmp_str) ? tmp_str : "NULL");
666 g_free(devc->trigger_slope);
667 devc->trigger_slope = g_strdup((tmp_str[0] == 'r') ? "POS" : "NEG");
668 ret = rigol_ds_config_set(sdi, ":TRIG:EDGE:SLOP %s", devc->trigger_slope);
670 case SR_CONF_HORIZ_TRIGGERPOS:
671 t_dbl = g_variant_get_double(data);
672 if (t_dbl < 0.0 || t_dbl > 1.0) {
673 sr_err("Invalid horiz. trigger position: %g.", t_dbl);
676 devc->horiz_triggerpos = t_dbl;
677 /* We have the trigger offset as a percentage of the frame, but
678 * need to express this in seconds. */
679 t_dbl = -(devc->horiz_triggerpos - 0.5) * devc->timebase * devc->num_timebases;
680 g_ascii_formatd(buffer, sizeof(buffer), "%.6f", t_dbl);
681 ret = rigol_ds_config_set(sdi, ":TIM:OFFS %s", buffer);
683 case SR_CONF_TIMEBASE:
684 g_variant_get(data, "(tt)", &p, &q);
685 for (i = 0; i < devc->num_timebases; i++) {
686 if (devc->timebases[i][0] == p && devc->timebases[i][1] == q) {
687 devc->timebase = (float)p / q;
688 g_ascii_formatd(buffer, sizeof(buffer), "%.9f",
690 ret = rigol_ds_config_set(sdi, ":TIM:SCAL %s", buffer);
694 if (i == devc->num_timebases) {
695 sr_err("Invalid timebase index: %d.", i);
699 case SR_CONF_TRIGGER_SOURCE:
700 tmp_str = g_variant_get_string(data, NULL);
701 for (i = 0; i < ARRAY_SIZE(trigger_sources); i++) {
702 if (!strcmp(trigger_sources[i], tmp_str)) {
703 g_free(devc->trigger_source);
704 devc->trigger_source = g_strdup(trigger_sources[i]);
705 if (!strcmp(devc->trigger_source, "AC Line"))
707 else if (!strcmp(devc->trigger_source, "CH1"))
709 else if (!strcmp(devc->trigger_source, "CH2"))
711 else if (!strcmp(devc->trigger_source, "CH3"))
713 else if (!strcmp(devc->trigger_source, "CH4"))
716 tmp_str = (char *)devc->trigger_source;
717 ret = rigol_ds_config_set(sdi, ":TRIG:EDGE:SOUR %s", tmp_str);
721 if (i == ARRAY_SIZE(trigger_sources)) {
722 sr_err("Invalid trigger source index: %d.", i);
728 sr_err("No channel group specified.");
729 return SR_ERR_CHANNEL_GROUP;
731 g_variant_get(data, "(tt)", &p, &q);
732 for (i = 0; i < devc->model->analog_channels; i++) {
733 if (cg == devc->analog_groups[i]) {
734 for (j = 0; j < ARRAY_SIZE(vdivs); j++) {
735 if (vdivs[j][0] != p || vdivs[j][1] != q)
737 devc->vdiv[i] = (float)p / q;
738 g_ascii_formatd(buffer, sizeof(buffer), "%.3f",
740 return rigol_ds_config_set(sdi, ":CHAN%d:SCAL %s", i + 1,
743 sr_err("Invalid vdiv index: %d.", j);
747 sr_dbg("Didn't set vdiv, unknown channel(group).");
749 case SR_CONF_COUPLING:
751 sr_err("No channel group specified.");
752 return SR_ERR_CHANNEL_GROUP;
754 tmp_str = g_variant_get_string(data, NULL);
755 for (i = 0; i < devc->model->analog_channels; i++) {
756 if (cg == devc->analog_groups[i]) {
757 for (j = 0; j < ARRAY_SIZE(coupling); j++) {
758 if (!strcmp(tmp_str, coupling[j])) {
759 g_free(devc->coupling[i]);
760 devc->coupling[i] = g_strdup(coupling[j]);
761 return rigol_ds_config_set(sdi, ":CHAN%d:COUP %s", i + 1,
765 sr_err("Invalid coupling index: %d.", j);
769 sr_dbg("Didn't set coupling, unknown channel(group).");
771 case SR_CONF_DATA_SOURCE:
772 tmp_str = g_variant_get_string(data, NULL);
773 if (!strcmp(tmp_str, "Live"))
774 devc->data_source = DATA_SOURCE_LIVE;
775 else if (devc->model->series->protocol >= PROTOCOL_V2
776 && !strcmp(tmp_str, "Memory"))
777 devc->data_source = DATA_SOURCE_MEMORY;
778 else if (devc->model->series->protocol >= PROTOCOL_V3
779 && !strcmp(tmp_str, "Segmented"))
780 devc->data_source = DATA_SOURCE_SEGMENTED;
782 sr_err("Unknown data source: '%s'.", tmp_str);
787 sr_dbg("Tried to set unknown config key: %d.", key);
795 static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
796 const struct sr_channel_group *cg)
798 GVariant *tuple, *rational[2];
801 struct dev_context *devc = NULL;
806 if (key == SR_CONF_SCAN_OPTIONS) {
807 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
808 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
810 } else if (key == SR_CONF_DEVICE_OPTIONS && cg == NULL) {
811 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
812 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
816 /* Every other option requires a valid device instance. */
817 if (!sdi || !(devc = sdi->priv))
820 /* If a channel group is specified, it must be a valid one. */
821 if (cg && !g_slist_find(sdi->channel_groups, cg)) {
822 sr_err("Invalid channel group specified.");
827 case SR_CONF_DEVICE_OPTIONS:
829 sr_err("No channel group specified.");
830 return SR_ERR_CHANNEL_GROUP;
832 if (cg == devc->digital_group) {
833 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
834 NULL, 0, sizeof(uint32_t));
837 for (i = 0; i < devc->model->analog_channels; i++) {
838 if (cg == devc->analog_groups[i]) {
839 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
840 analog_devopts, ARRAY_SIZE(analog_devopts), sizeof(uint32_t));
847 case SR_CONF_COUPLING:
849 sr_err("No channel group specified.");
850 return SR_ERR_CHANNEL_GROUP;
852 *data = g_variant_new_strv(coupling, ARRAY_SIZE(coupling));
856 /* Can't know this until we have the exact model. */
859 sr_err("No channel group specified.");
860 return SR_ERR_CHANNEL_GROUP;
862 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
863 for (i = 0; i < devc->num_vdivs; i++) {
864 rational[0] = g_variant_new_uint64(devc->vdivs[i][0]);
865 rational[1] = g_variant_new_uint64(devc->vdivs[i][1]);
866 tuple = g_variant_new_tuple(rational, 2);
867 g_variant_builder_add_value(&gvb, tuple);
869 *data = g_variant_builder_end(&gvb);
871 case SR_CONF_TIMEBASE:
873 /* Can't know this until we have the exact model. */
875 if (devc->num_timebases <= 0)
877 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
878 for (i = 0; i < devc->num_timebases; i++) {
879 rational[0] = g_variant_new_uint64(devc->timebases[i][0]);
880 rational[1] = g_variant_new_uint64(devc->timebases[i][1]);
881 tuple = g_variant_new_tuple(rational, 2);
882 g_variant_builder_add_value(&gvb, tuple);
884 *data = g_variant_builder_end(&gvb);
886 case SR_CONF_TRIGGER_SOURCE:
888 /* Can't know this until we have the exact model. */
890 *data = g_variant_new_strv(trigger_sources,
891 devc->model->has_digital ? ARRAY_SIZE(trigger_sources) : 4);
893 case SR_CONF_TRIGGER_SLOPE:
894 *data = g_variant_new_strv(trigger_slopes, ARRAY_SIZE(trigger_slopes));
896 case SR_CONF_DATA_SOURCE:
898 /* Can't know this until we have the exact model. */
900 switch (devc->model->series->protocol) {
902 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources) - 2);
905 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources) - 1);
908 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources));
913 sr_dbg("Tried to list unknown config key: %d.", key);
920 static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
922 struct sr_scpi_dev_inst *scpi;
923 struct dev_context *devc;
924 struct sr_channel *ch;
925 struct sr_datafeed_packet packet;
928 if (sdi->status != SR_ST_ACTIVE)
929 return SR_ERR_DEV_CLOSED;
934 devc->num_frames = 0;
936 for (l = sdi->channels; l; l = l->next) {
938 sr_dbg("handling channel %s", ch->name);
939 if (ch->type == SR_CHANNEL_ANALOG) {
941 devc->enabled_analog_channels = g_slist_append(
942 devc->enabled_analog_channels, ch);
943 if (ch->enabled != devc->analog_channels[ch->index]) {
944 /* Enabled channel is currently disabled, or vice versa. */
945 if (rigol_ds_config_set(sdi, ":CHAN%d:DISP %s", ch->index + 1,
946 ch->enabled ? "ON" : "OFF") != SR_OK)
948 devc->analog_channels[ch->index] = ch->enabled;
950 } else if (ch->type == SR_CHANNEL_LOGIC) {
952 devc->enabled_digital_channels = g_slist_append(
953 devc->enabled_digital_channels, ch);
954 /* Turn on LA module if currently off. */
955 if (!devc->la_enabled) {
956 if (rigol_ds_config_set(sdi, ":LA:DISP ON") != SR_OK)
958 devc->la_enabled = TRUE;
961 if (ch->enabled != devc->digital_channels[ch->index]) {
962 /* Enabled channel is currently disabled, or vice versa. */
963 if (rigol_ds_config_set(sdi, ":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_analog_channels && !devc->enabled_digital_channels)
974 /* Turn off LA module if on and no digital channels selected. */
975 if (devc->la_enabled && !devc->enabled_digital_channels)
976 if (rigol_ds_config_set(sdi, ":LA:DISP OFF") != SR_OK)
979 /* Set memory mode. */
980 if (devc->data_source == DATA_SOURCE_SEGMENTED) {
981 sr_err("Data source 'Segmented' not yet supported");
985 devc->analog_frame_size = analog_frame_size(sdi);
986 devc->digital_frame_size = digital_frame_size(sdi);
988 switch (devc->model->series->protocol) {
990 if (rigol_ds_config_set(sdi, ":ACQ:MEMD LONG") != SR_OK)
994 /* Apparently for the DS2000 the memory
995 * depth can only be set in Running state -
996 * this matches the behaviour of the UI. */
997 if (rigol_ds_config_set(sdi, ":RUN") != SR_OK)
999 if (rigol_ds_config_set(sdi, ":ACQ:MDEP %d",
1000 devc->analog_frame_size) != SR_OK)
1002 if (rigol_ds_config_set(sdi, ":STOP") != SR_OK)
1009 if (devc->data_source == DATA_SOURCE_LIVE)
1010 if (rigol_ds_config_set(sdi, ":RUN") != SR_OK)
1013 sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 50,
1014 rigol_ds_receive, (void *)sdi);
1016 /* Send header packet to the session bus. */
1017 std_session_send_df_header(cb_data, LOG_PREFIX);
1019 if (devc->enabled_analog_channels)
1020 devc->channel_entry = devc->enabled_analog_channels;
1022 devc->channel_entry = devc->enabled_digital_channels;
1024 if (rigol_ds_capture_start(sdi) != SR_OK)
1027 /* Start of first frame. */
1028 packet.type = SR_DF_FRAME_BEGIN;
1029 sr_session_send(cb_data, &packet);
1034 static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
1036 struct dev_context *devc;
1037 struct sr_scpi_dev_inst *scpi;
1038 struct sr_datafeed_packet packet;
1044 if (sdi->status != SR_ST_ACTIVE) {
1045 sr_err("Device inactive, can't stop acquisition.");
1049 /* End of last frame. */
1050 packet.type = SR_DF_END;
1051 sr_session_send(sdi, &packet);
1053 g_slist_free(devc->enabled_analog_channels);
1054 g_slist_free(devc->enabled_digital_channels);
1055 devc->enabled_analog_channels = NULL;
1056 devc->enabled_digital_channels = NULL;
1058 sr_scpi_source_remove(sdi->session, scpi);
1063 SR_PRIV struct sr_dev_driver rigol_ds_driver_info = {
1065 .longname = "Rigol DS",
1070 .dev_list = dev_list,
1071 .dev_clear = dev_clear,
1072 .config_get = config_get,
1073 .config_set = config_set,
1074 .config_list = config_list,
1075 .dev_open = dev_open,
1076 .dev_close = dev_close,
1077 .dev_acquisition_start = dev_acquisition_start,
1078 .dev_acquisition_stop = dev_acquisition_stop,