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,
43 SR_CONF_HORIZ_TRIGGERPOS | SR_CONF_SET,
44 SR_CONF_NUM_TIMEBASE | SR_CONF_GET,
45 SR_CONF_SAMPLERATE | SR_CONF_GET,
48 static const uint32_t analog_devopts[] = {
49 SR_CONF_NUM_VDIV | SR_CONF_GET,
50 SR_CONF_VDIV | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
51 SR_CONF_COUPLING | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
52 SR_CONF_DATA_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
55 static const uint64_t timebases[][2] = {
98 static const uint64_t vdivs[][2] = {
118 #define NUM_TIMEBASE ARRAY_SIZE(timebases)
119 #define NUM_VDIV ARRAY_SIZE(vdivs)
121 static const char *trigger_sources[] = {
146 static const char *trigger_slopes[] = {
151 static const char *coupling[] = {
157 /* Do not change the order of entries */
158 static const char *data_sources[] = {
177 /* short name, full name */
178 static const struct rigol_ds_vendor supported_vendors[] = {
179 [RIGOL] = {"Rigol", "Rigol Technologies"},
180 [AGILENT] = {"Agilent", "Agilent Technologies"},
183 #define VENDOR(x) &supported_vendors[x]
184 /* vendor, series, protocol, max timebase, min vdiv, number of horizontal divs,
185 * live waveform samples, memory buffer samples */
186 static const struct rigol_ds_series supported_series[] = {
187 [VS5000] = {VENDOR(RIGOL), "VS5000", PROTOCOL_V1, FORMAT_RAW,
188 {50, 1}, {2, 1000}, 14, 2048, 0},
189 [DS1000] = {VENDOR(RIGOL), "DS1000", PROTOCOL_V2, FORMAT_IEEE488_2,
190 {50, 1}, {2, 1000}, 12, 600, 1048576},
191 [DS2000] = {VENDOR(RIGOL), "DS2000", PROTOCOL_V3, FORMAT_IEEE488_2,
192 {500, 1}, {2, 1000}, 14, 1400, 14000},
193 [DS2000A] = {VENDOR(RIGOL), "DS2000A", PROTOCOL_V3, FORMAT_IEEE488_2,
194 {1000, 1}, {500, 1000000}, 14, 1400, 14000},
195 [DSO1000] = {VENDOR(AGILENT), "DSO1000", PROTOCOL_V3, FORMAT_IEEE488_2,
196 {50, 1}, {2, 1000}, 12, 600, 20480},
199 #define SERIES(x) &supported_series[x]
200 /* series, model, min timebase, analog channels, digital */
201 static const struct rigol_ds_model supported_models[] = {
202 {SERIES(VS5000), "VS5022", {20, 1000000000}, 2, false},
203 {SERIES(VS5000), "VS5042", {10, 1000000000}, 2, false},
204 {SERIES(VS5000), "VS5062", {5, 1000000000}, 2, false},
205 {SERIES(VS5000), "VS5102", {2, 1000000000}, 2, false},
206 {SERIES(VS5000), "VS5202", {2, 1000000000}, 2, false},
207 {SERIES(VS5000), "VS5022D", {20, 1000000000}, 2, true},
208 {SERIES(VS5000), "VS5042D", {10, 1000000000}, 2, true},
209 {SERIES(VS5000), "VS5062D", {5, 1000000000}, 2, true},
210 {SERIES(VS5000), "VS5102D", {2, 1000000000}, 2, true},
211 {SERIES(VS5000), "VS5202D", {2, 1000000000}, 2, true},
212 {SERIES(DS1000), "DS1052E", {5, 1000000000}, 2, false},
213 {SERIES(DS1000), "DS1102E", {2, 1000000000}, 2, false},
214 {SERIES(DS1000), "DS1152E", {2, 1000000000}, 2, false},
215 {SERIES(DS1000), "DS1052D", {5, 1000000000}, 2, true},
216 {SERIES(DS1000), "DS1102D", {2, 1000000000}, 2, true},
217 {SERIES(DS1000), "DS1152D", {2, 1000000000}, 2, true},
218 {SERIES(DS2000), "DS2072", {5, 1000000000}, 2, false},
219 {SERIES(DS2000), "DS2102", {5, 1000000000}, 2, false},
220 {SERIES(DS2000), "DS2202", {2, 1000000000}, 2, false},
221 {SERIES(DS2000), "DS2302", {1, 1000000000}, 2, false},
222 {SERIES(DS2000A), "DS2072A", {5, 1000000000}, 2, false},
223 {SERIES(DS2000A), "DS2102A", {5, 1000000000}, 2, false},
224 {SERIES(DS2000A), "DS2202A", {2, 1000000000}, 2, false},
225 {SERIES(DS2000A), "DS2302A", {1, 1000000000}, 2, false},
226 {SERIES(DSO1000), "DSO1002A", {5, 1000000000}, 2, false},
227 {SERIES(DSO1000), "DSO1004A", {5, 1000000000}, 4, false},
228 {SERIES(DSO1000), "DSO1012A", {2, 1000000000}, 2, false},
229 {SERIES(DSO1000), "DSO1014A", {2, 1000000000}, 4, false},
230 {SERIES(DSO1000), "DSO1022A", {2, 1000000000}, 2, false},
231 {SERIES(DSO1000), "DSO1024A", {2, 1000000000}, 4, false},
234 SR_PRIV struct sr_dev_driver rigol_ds_driver_info;
235 static struct sr_dev_driver *di = &rigol_ds_driver_info;
237 static void clear_helper(void *priv)
239 struct dev_context *devc;
244 g_free(devc->buffer);
245 for (i = 0; i < ARRAY_SIZE(devc->coupling); i++)
246 g_free(devc->coupling[i]);
247 g_free(devc->trigger_source);
248 g_free(devc->trigger_slope);
249 g_free(devc->analog_groups);
250 g_free(devc->digital_group);
254 static int dev_clear(void)
256 return std_dev_clear(di, clear_helper);
259 static int init(struct sr_context *sr_ctx)
261 return std_init(sr_ctx, di, LOG_PREFIX);
264 static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
266 struct dev_context *devc;
267 struct sr_dev_inst *sdi;
268 struct sr_scpi_hw_info *hw_info;
269 struct sr_channel *ch;
272 const struct rigol_ds_model *model = NULL;
273 gchar *channel_name, **version;
275 if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) {
276 sr_info("Couldn't get IDN response, retrying.");
279 if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) {
280 sr_info("Couldn't get IDN response.");
285 for (i = 0; i < ARRAY_SIZE(supported_models); i++) {
286 if (!strcasecmp(hw_info->manufacturer,
287 supported_models[i].series->vendor->full_name) &&
288 !strcmp(hw_info->model, supported_models[i].name)) {
289 model = &supported_models[i];
295 sr_scpi_hw_info_free(hw_info);
299 sdi = sr_dev_inst_new();
300 sdi->status = SR_ST_ACTIVE;
301 sdi->vendor = g_strdup(model->series->vendor->name);
302 sdi->model = g_strdup(model->name);
303 sdi->version = g_strdup(hw_info->firmware_version);
306 sdi->inst_type = SR_INST_SCPI;
307 sdi->serial_num = g_strdup(hw_info->serial_number);
309 if (!(devc = g_try_malloc0(sizeof(struct dev_context))))
312 devc->limit_frames = 0;
314 devc->format = model->series->format;
316 /* DS1000 models with firmware before 0.2.4 used the old data format. */
317 if (model->series == SERIES(DS1000)) {
318 version = g_strsplit(hw_info->firmware_version, ".", 0);
320 if (!version[0] || !version[1] || !version[2])
322 if (version[0][0] == 0 || version[1][0] == 0 || version[2][0] == 0)
324 for (i = 0; i < 3; i++) {
325 if (sr_atol(version[i], &n[i]) != SR_OK)
330 if (n[0] != 0 || n[1] > 2)
332 if (n[1] == 2 && n[2] > 3)
334 sr_dbg("Found DS1000 firmware < 0.2.4, using raw data format.");
335 devc->format = FORMAT_RAW;
340 sr_scpi_hw_info_free(hw_info);
342 devc->analog_groups = g_malloc0(sizeof(struct sr_channel_group*) *
343 model->analog_channels);
345 for (i = 0; i < model->analog_channels; i++) {
346 if (!(channel_name = g_strdup_printf("CH%d", i + 1)))
348 ch = sr_channel_new(i, SR_CHANNEL_ANALOG, TRUE, channel_name);
349 sdi->channels = g_slist_append(sdi->channels, ch);
351 devc->analog_groups[i] = g_malloc0(sizeof(struct sr_channel_group));
353 devc->analog_groups[i]->name = channel_name;
354 devc->analog_groups[i]->channels = g_slist_append(NULL, ch);
355 sdi->channel_groups = g_slist_append(sdi->channel_groups,
356 devc->analog_groups[i]);
359 if (devc->model->has_digital) {
360 devc->digital_group = g_malloc0(sizeof(struct sr_channel_group*));
362 for (i = 0; i < ARRAY_SIZE(devc->digital_channels); i++) {
363 if (!(channel_name = g_strdup_printf("D%d", i)))
365 ch = sr_channel_new(i, SR_CHANNEL_LOGIC, TRUE, channel_name);
366 g_free(channel_name);
369 sdi->channels = g_slist_append(sdi->channels, ch);
370 devc->digital_group->channels = g_slist_append(
371 devc->digital_group->channels, ch);
373 devc->digital_group->name = g_strdup("LA");
374 sdi->channel_groups = g_slist_append(sdi->channel_groups,
375 devc->digital_group);
378 for (i = 0; i < NUM_TIMEBASE; i++) {
379 if (!memcmp(&devc->model->min_timebase, &timebases[i], sizeof(uint64_t[2])))
380 devc->timebases = &timebases[i];
381 if (!memcmp(&devc->model->series->max_timebase, &timebases[i], sizeof(uint64_t[2])))
382 devc->num_timebases = &timebases[i] - devc->timebases + 1;
385 for (i = 0; i < NUM_VDIV; i++)
386 if (!memcmp(&devc->model->series->min_vdiv, &vdivs[i], sizeof(uint64_t[2])))
387 devc->vdivs = &vdivs[i];
389 if (!(devc->buffer = g_try_malloc(ACQ_BUFFER_SIZE)))
391 if (!(devc->data = g_try_malloc(ACQ_BUFFER_SIZE * sizeof(float))))
394 devc->data_source = DATA_SOURCE_LIVE;
401 static GSList *scan(GSList *options)
403 return sr_scpi_scan(di->priv, options, probe_device);
406 static GSList *dev_list(void)
408 return ((struct drv_context *)(di->priv))->instances;
411 static int dev_open(struct sr_dev_inst *sdi)
413 struct sr_scpi_dev_inst *scpi = sdi->conn;
415 if (sr_scpi_open(scpi) < 0)
418 if (rigol_ds_get_dev_cfg(sdi) != SR_OK)
421 sdi->status = SR_ST_ACTIVE;
426 static int dev_close(struct sr_dev_inst *sdi)
428 struct sr_scpi_dev_inst *scpi;
429 struct dev_context *devc;
431 if (sdi->status != SR_ST_ACTIVE)
432 return SR_ERR_DEV_CLOSED;
437 if (devc->model->series->protocol == PROTOCOL_V2)
438 rigol_ds_config_set(sdi, ":KEY:LOCK DISABLE");
441 if (sr_scpi_close(scpi) < 0)
443 sdi->status = SR_ST_INACTIVE;
449 static int cleanup(void)
454 static int analog_frame_size(const struct sr_dev_inst *sdi)
456 struct dev_context *devc = sdi->priv;
457 struct sr_channel *ch;
458 int analog_channels = 0;
461 for (l = sdi->channels; l; l = l->next) {
463 if (ch->type == SR_CHANNEL_ANALOG && ch->enabled)
467 if (analog_channels == 0)
470 switch (devc->data_source) {
471 case DATA_SOURCE_LIVE:
472 return devc->model->series->live_samples;
473 case DATA_SOURCE_MEMORY:
474 return devc->model->series->buffer_samples / analog_channels;
480 static int digital_frame_size(const struct sr_dev_inst *sdi)
482 struct dev_context *devc = sdi->priv;
484 switch (devc->data_source) {
485 case DATA_SOURCE_LIVE:
486 return devc->model->series->live_samples * 2;
487 case DATA_SOURCE_MEMORY:
488 return devc->model->series->buffer_samples * 2;
494 static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
495 const struct sr_channel_group *cg)
497 struct dev_context *devc;
498 struct sr_channel *ch;
501 int analog_channel = -1;
502 float smallest_diff = 0.0000000001;
506 if (!sdi || !(devc = sdi->priv))
509 /* If a channel group is specified, it must be a valid one. */
510 if (cg && !g_slist_find(sdi->channel_groups, cg)) {
511 sr_err("Invalid channel group specified.");
516 ch = g_slist_nth_data(cg->channels, 0);
519 if (ch->type == SR_CHANNEL_ANALOG) {
520 if (ch->name[2] < '1' || ch->name[2] > '4')
522 analog_channel = ch->name[2] - '1';
527 case SR_CONF_NUM_TIMEBASE:
528 *data = g_variant_new_int32(devc->model->series->num_horizontal_divs);
530 case SR_CONF_NUM_VDIV:
531 *data = g_variant_new_int32(NUM_VDIV);
532 case SR_CONF_DATA_SOURCE:
533 if (devc->data_source == DATA_SOURCE_LIVE)
534 *data = g_variant_new_string("Live");
535 else if (devc->data_source == DATA_SOURCE_MEMORY)
536 *data = g_variant_new_string("Memory");
538 *data = g_variant_new_string("Segmented");
540 case SR_CONF_SAMPLERATE:
541 if (devc->data_source == DATA_SOURCE_LIVE) {
542 samplerate = analog_frame_size(sdi) /
543 (devc->timebase * devc->model->series->num_horizontal_divs);
544 *data = g_variant_new_uint64(samplerate);
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 (!strcmp(devc->trigger_slope, "POS"))
567 else if (!strcmp(devc->trigger_slope, "NEG"))
571 *data = g_variant_new_string(tmp_str);
573 case SR_CONF_TIMEBASE:
574 for (i = 0; i < devc->num_timebases; i++) {
575 float tb = (float)devc->timebases[i][0] / devc->timebases[i][1];
576 float diff = fabs(devc->timebase - tb);
577 if (diff < smallest_diff) {
578 smallest_diff = diff;
584 *data = g_variant_new("(tt)", devc->timebases[idx][0],
585 devc->timebases[idx][1]);
588 if (analog_channel < 0)
590 for (i = 0; i < ARRAY_SIZE(vdivs); i++) {
591 float vdiv = (float)vdivs[i][0] / vdivs[i][1];
592 float diff = fabs(devc->vdiv[analog_channel] - vdiv);
593 if (diff < smallest_diff) {
594 smallest_diff = diff;
600 *data = g_variant_new("(tt)", vdivs[idx][0], vdivs[idx][1]);
602 case SR_CONF_COUPLING:
603 if (analog_channel < 0)
605 *data = g_variant_new_string(devc->coupling[analog_channel]);
614 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
615 const struct sr_channel_group *cg)
617 struct dev_context *devc;
625 if (!(devc = sdi->priv))
628 if (sdi->status != SR_ST_ACTIVE)
629 return SR_ERR_DEV_CLOSED;
631 /* If a channel group is specified, it must be a valid one. */
632 if (cg && !g_slist_find(sdi->channel_groups, cg)) {
633 sr_err("Invalid channel group specified.");
639 case SR_CONF_LIMIT_FRAMES:
640 devc->limit_frames = g_variant_get_uint64(data);
642 case SR_CONF_TRIGGER_SLOPE:
643 tmp_str = g_variant_get_string(data, NULL);
645 if (!tmp_str || !(tmp_str[0] == 'f' || tmp_str[0] == 'r'))
648 g_free(devc->trigger_slope);
649 devc->trigger_slope = g_strdup((tmp_str[0] == 'r') ? "POS" : "NEG");
650 ret = rigol_ds_config_set(sdi, ":TRIG:EDGE:SLOP %s", devc->trigger_slope);
652 case SR_CONF_HORIZ_TRIGGERPOS:
653 t_dbl = g_variant_get_double(data);
654 if (t_dbl < 0.0 || t_dbl > 1.0)
656 devc->horiz_triggerpos = t_dbl;
657 /* We have the trigger offset as a percentage of the frame, but
658 * need to express this in seconds. */
659 t_dbl = -(devc->horiz_triggerpos - 0.5) * devc->timebase * devc->num_timebases;
660 g_ascii_formatd(buffer, sizeof(buffer), "%.6f", t_dbl);
661 ret = rigol_ds_config_set(sdi, ":TIM:OFFS %s", buffer);
663 case SR_CONF_TIMEBASE:
664 g_variant_get(data, "(tt)", &p, &q);
665 for (i = 0; i < devc->num_timebases; i++) {
666 if (devc->timebases[i][0] == p && devc->timebases[i][1] == q) {
667 devc->timebase = (float)p / q;
668 g_ascii_formatd(buffer, sizeof(buffer), "%.9f",
670 ret = rigol_ds_config_set(sdi, ":TIM:SCAL %s", buffer);
674 if (i == devc->num_timebases)
677 case SR_CONF_TRIGGER_SOURCE:
678 tmp_str = g_variant_get_string(data, NULL);
679 for (i = 0; i < ARRAY_SIZE(trigger_sources); i++) {
680 if (!strcmp(trigger_sources[i], tmp_str)) {
681 g_free(devc->trigger_source);
682 devc->trigger_source = g_strdup(trigger_sources[i]);
683 if (!strcmp(devc->trigger_source, "AC Line"))
685 else if (!strcmp(devc->trigger_source, "CH1"))
687 else if (!strcmp(devc->trigger_source, "CH2"))
689 else if (!strcmp(devc->trigger_source, "CH3"))
691 else if (!strcmp(devc->trigger_source, "CH4"))
694 tmp_str = (char *)devc->trigger_source;
695 ret = rigol_ds_config_set(sdi, ":TRIG:EDGE:SOUR %s", tmp_str);
699 if (i == ARRAY_SIZE(trigger_sources))
704 sr_err("No channel group specified.");
705 return SR_ERR_CHANNEL_GROUP;
707 g_variant_get(data, "(tt)", &p, &q);
708 for (i = 0; i < devc->model->analog_channels; i++) {
709 if (cg == devc->analog_groups[i]) {
710 for (j = 0; j < ARRAY_SIZE(vdivs); j++) {
711 if (vdivs[j][0] != p || vdivs[j][1] != q)
713 devc->vdiv[i] = (float)p / q;
714 g_ascii_formatd(buffer, sizeof(buffer), "%.3f",
716 return rigol_ds_config_set(sdi, ":CHAN%d:SCAL %s", i + 1,
723 case SR_CONF_COUPLING:
725 sr_err("No channel group specified.");
726 return SR_ERR_CHANNEL_GROUP;
728 tmp_str = g_variant_get_string(data, NULL);
729 for (i = 0; i < devc->model->analog_channels; i++) {
730 if (cg == devc->analog_groups[i]) {
731 for (j = 0; j < ARRAY_SIZE(coupling); j++) {
732 if (!strcmp(tmp_str, coupling[j])) {
733 g_free(devc->coupling[i]);
734 devc->coupling[i] = g_strdup(coupling[j]);
735 return rigol_ds_config_set(sdi, ":CHAN%d:COUP %s", i + 1,
743 case SR_CONF_DATA_SOURCE:
744 tmp_str = g_variant_get_string(data, NULL);
745 if (!strcmp(tmp_str, "Live"))
746 devc->data_source = DATA_SOURCE_LIVE;
747 else if (devc->model->series->protocol >= PROTOCOL_V2
748 && !strcmp(tmp_str, "Memory"))
749 devc->data_source = DATA_SOURCE_MEMORY;
750 else if (devc->model->series->protocol >= PROTOCOL_V3
751 && !strcmp(tmp_str, "Segmented"))
752 devc->data_source = DATA_SOURCE_SEGMENTED;
764 static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
765 const struct sr_channel_group *cg)
767 GVariant *tuple, *rational[2];
770 struct dev_context *devc = NULL;
775 if (key == SR_CONF_SCAN_OPTIONS) {
776 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
777 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
779 } else if (key == SR_CONF_DEVICE_OPTIONS && cg == NULL) {
780 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
781 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
785 /* Every other option requires a valid device instance. */
786 if (!sdi || !(devc = sdi->priv))
789 /* If a channel group is specified, it must be a valid one. */
791 for (i = 0; i < devc->model->analog_channels; i++)
792 if (cg == devc->analog_groups[i])
794 if (i >= devc->model->analog_channels) {
795 sr_err("Invalid channel group specified.");
801 case SR_CONF_DEVICE_OPTIONS:
803 sr_err("No channel group specified.");
804 return SR_ERR_CHANNEL_GROUP;
806 if (cg == devc->digital_group) {
807 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
808 NULL, 0, sizeof(uint32_t));
811 for (i = 0; i < devc->model->analog_channels; i++) {
812 if (cg == devc->analog_groups[i]) {
813 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
814 analog_devopts, ARRAY_SIZE(analog_devopts), sizeof(uint32_t));
821 case SR_CONF_COUPLING:
823 sr_err("No channel group specified.");
824 return SR_ERR_CHANNEL_GROUP;
826 *data = g_variant_new_strv(coupling, ARRAY_SIZE(coupling));
830 /* Can't know this until we have the exact model. */
833 sr_err("No channel group specified.");
834 return SR_ERR_CHANNEL_GROUP;
836 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
837 for (i = 0; i < NUM_VDIV; i++) {
838 rational[0] = g_variant_new_uint64(devc->vdivs[i][0]);
839 rational[1] = g_variant_new_uint64(devc->vdivs[i][1]);
840 tuple = g_variant_new_tuple(rational, 2);
841 g_variant_builder_add_value(&gvb, tuple);
843 *data = g_variant_builder_end(&gvb);
845 case SR_CONF_TIMEBASE:
847 /* Can't know this until we have the exact model. */
849 if (devc->num_timebases <= 0)
851 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
852 for (i = 0; i < devc->num_timebases; i++) {
853 rational[0] = g_variant_new_uint64(devc->timebases[i][0]);
854 rational[1] = g_variant_new_uint64(devc->timebases[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_TRIGGER_SOURCE:
862 /* Can't know this until we have the exact model. */
864 *data = g_variant_new_strv(trigger_sources,
865 devc->model->has_digital ? ARRAY_SIZE(trigger_sources) : 4);
867 case SR_CONF_TRIGGER_SLOPE:
868 *data = g_variant_new_strv(trigger_slopes, ARRAY_SIZE(trigger_slopes));
870 case SR_CONF_DATA_SOURCE:
872 /* Can't know this until we have the exact model. */
874 switch (devc->model->series->protocol) {
876 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources) - 2);
879 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources) - 1);
882 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources));
893 static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
895 struct sr_scpi_dev_inst *scpi;
896 struct dev_context *devc;
897 struct sr_channel *ch;
898 struct sr_datafeed_packet packet;
901 if (sdi->status != SR_ST_ACTIVE)
902 return SR_ERR_DEV_CLOSED;
907 devc->num_frames = 0;
909 for (l = sdi->channels; l; l = l->next) {
911 sr_dbg("handling channel %s", ch->name);
912 if (ch->type == SR_CHANNEL_ANALOG) {
914 devc->enabled_analog_channels = g_slist_append(
915 devc->enabled_analog_channels, ch);
916 if (ch->enabled != devc->analog_channels[ch->index]) {
917 /* Enabled channel is currently disabled, or vice versa. */
918 if (rigol_ds_config_set(sdi, ":CHAN%d:DISP %s", ch->index + 1,
919 ch->enabled ? "ON" : "OFF") != SR_OK)
921 devc->analog_channels[ch->index] = ch->enabled;
923 } else if (ch->type == SR_CHANNEL_LOGIC) {
925 devc->enabled_digital_channels = g_slist_append(
926 devc->enabled_digital_channels, ch);
927 /* Turn on LA module if currently off. */
928 if (!devc->la_enabled) {
929 if (rigol_ds_config_set(sdi, ":LA:DISP ON") != SR_OK)
931 devc->la_enabled = TRUE;
934 if (ch->enabled != devc->digital_channels[ch->index]) {
935 /* Enabled channel is currently disabled, or vice versa. */
936 if (rigol_ds_config_set(sdi, ":DIG%d:TURN %s", ch->index,
937 ch->enabled ? "ON" : "OFF") != SR_OK)
939 devc->digital_channels[ch->index] = ch->enabled;
944 if (!devc->enabled_analog_channels && !devc->enabled_digital_channels)
947 /* Turn off LA module if on and no digital channels selected. */
948 if (devc->la_enabled && !devc->enabled_digital_channels)
949 if (rigol_ds_config_set(sdi, ":LA:DISP OFF") != SR_OK)
952 /* Set memory mode. */
953 if (devc->data_source == DATA_SOURCE_SEGMENTED) {
954 sr_err("Data source 'Segmented' not yet supported");
958 devc->analog_frame_size = analog_frame_size(sdi);
959 devc->digital_frame_size = digital_frame_size(sdi);
961 switch (devc->model->series->protocol) {
963 if (rigol_ds_config_set(sdi, ":ACQ:MEMD LONG") != SR_OK)
967 /* Apparently for the DS2000 the memory
968 * depth can only be set in Running state -
969 * this matches the behaviour of the UI. */
970 if (rigol_ds_config_set(sdi, ":RUN") != SR_OK)
972 if (rigol_ds_config_set(sdi, ":ACQ:MDEP %d",
973 devc->analog_frame_size) != SR_OK)
975 if (rigol_ds_config_set(sdi, ":STOP") != SR_OK)
982 if (devc->data_source == DATA_SOURCE_LIVE)
983 if (rigol_ds_config_set(sdi, ":RUN") != SR_OK)
986 sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 50,
987 rigol_ds_receive, (void *)sdi);
989 /* Send header packet to the session bus. */
990 std_session_send_df_header(cb_data, LOG_PREFIX);
992 if (devc->enabled_analog_channels)
993 devc->channel_entry = devc->enabled_analog_channels;
995 devc->channel_entry = devc->enabled_digital_channels;
997 if (rigol_ds_capture_start(sdi) != SR_OK)
1000 /* Start of first frame. */
1001 packet.type = SR_DF_FRAME_BEGIN;
1002 sr_session_send(cb_data, &packet);
1007 static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
1009 struct dev_context *devc;
1010 struct sr_scpi_dev_inst *scpi;
1011 struct sr_datafeed_packet packet;
1017 if (sdi->status != SR_ST_ACTIVE) {
1018 sr_err("Device inactive, can't stop acquisition.");
1022 /* End of last frame. */
1023 packet.type = SR_DF_END;
1024 sr_session_send(sdi, &packet);
1026 g_slist_free(devc->enabled_analog_channels);
1027 g_slist_free(devc->enabled_digital_channels);
1028 devc->enabled_analog_channels = NULL;
1029 devc->enabled_digital_channels = NULL;
1031 sr_scpi_source_remove(sdi->session, scpi);
1036 SR_PRIV struct sr_dev_driver rigol_ds_driver_info = {
1038 .longname = "Rigol DS",
1043 .dev_list = dev_list,
1044 .dev_clear = dev_clear,
1045 .config_get = config_get,
1046 .config_set = config_set,
1047 .config_list = config_list,
1048 .dev_open = dev_open,
1049 .dev_close = dev_close,
1050 .dev_acquisition_start = dev_acquisition_start,
1051 .dev_acquisition_stop = dev_acquisition_stop,