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_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 = g_malloc0(sizeof(struct sr_dev_inst));
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);
308 devc = g_malloc0(sizeof(struct dev_context));
309 devc->limit_frames = 0;
311 devc->format = model->series->format;
313 /* DS1000 models with firmware before 0.2.4 used the old data format. */
314 if (model->series == SERIES(DS1000)) {
315 version = g_strsplit(hw_info->firmware_version, ".", 0);
317 if (!version[0] || !version[1] || !version[2])
319 if (version[0][0] == 0 || version[1][0] == 0 || version[2][0] == 0)
321 for (i = 0; i < 3; i++) {
322 if (sr_atol(version[i], &n[i]) != SR_OK)
327 if (n[0] != 0 || n[1] > 2)
329 if (n[1] == 2 && n[2] > 3)
331 sr_dbg("Found DS1000 firmware < 0.2.4, using raw data format.");
332 devc->format = FORMAT_RAW;
337 sr_scpi_hw_info_free(hw_info);
339 devc->analog_groups = g_malloc0(sizeof(struct sr_channel_group*) *
340 model->analog_channels);
342 for (i = 0; i < model->analog_channels; i++) {
343 if (!(channel_name = g_strdup_printf("CH%d", i + 1)))
345 ch = sr_channel_new(i, SR_CHANNEL_ANALOG, TRUE, channel_name);
346 sdi->channels = g_slist_append(sdi->channels, ch);
348 devc->analog_groups[i] = g_malloc0(sizeof(struct sr_channel_group));
350 devc->analog_groups[i]->name = channel_name;
351 devc->analog_groups[i]->channels = g_slist_append(NULL, ch);
352 sdi->channel_groups = g_slist_append(sdi->channel_groups,
353 devc->analog_groups[i]);
356 if (devc->model->has_digital) {
357 devc->digital_group = g_malloc0(sizeof(struct sr_channel_group*));
359 for (i = 0; i < ARRAY_SIZE(devc->digital_channels); i++) {
360 if (!(channel_name = g_strdup_printf("D%d", i)))
362 ch = sr_channel_new(i, SR_CHANNEL_LOGIC, TRUE, channel_name);
363 g_free(channel_name);
364 sdi->channels = g_slist_append(sdi->channels, ch);
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];
384 if (!(devc->buffer = g_try_malloc(ACQ_BUFFER_SIZE)))
386 if (!(devc->data = g_try_malloc(ACQ_BUFFER_SIZE * sizeof(float))))
389 devc->data_source = DATA_SOURCE_LIVE;
396 static GSList *scan(GSList *options)
398 return sr_scpi_scan(di->priv, options, probe_device);
401 static GSList *dev_list(void)
403 return ((struct drv_context *)(di->priv))->instances;
406 static int dev_open(struct sr_dev_inst *sdi)
409 struct sr_scpi_dev_inst *scpi = sdi->conn;
411 if ((ret = sr_scpi_open(scpi)) < 0) {
412 sr_err("Failed to open SCPI device: %s.", sr_strerror(ret));
416 if ((ret = rigol_ds_get_dev_cfg(sdi)) < 0) {
417 sr_err("Failed to get device config: %s.", sr_strerror(ret));
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);
546 sr_dbg("Unknown data source: %d.", devc->data_source);
550 case SR_CONF_TRIGGER_SOURCE:
551 if (!strcmp(devc->trigger_source, "ACL"))
553 else if (!strcmp(devc->trigger_source, "CHAN1"))
555 else if (!strcmp(devc->trigger_source, "CHAN2"))
557 else if (!strcmp(devc->trigger_source, "CHAN3"))
559 else if (!strcmp(devc->trigger_source, "CHAN4"))
562 tmp_str = devc->trigger_source;
563 *data = g_variant_new_string(tmp_str);
565 case SR_CONF_TRIGGER_SLOPE:
566 if (!strncmp(devc->trigger_slope, "POS", 3)) {
568 } else if (!strncmp(devc->trigger_slope, "NEG", 3)) {
571 sr_dbg("Unknown trigger slope: '%s'.", devc->trigger_slope);
574 *data = g_variant_new_string(tmp_str);
576 case SR_CONF_TIMEBASE:
577 for (i = 0; i < devc->num_timebases; i++) {
578 float tb = (float)devc->timebases[i][0] / devc->timebases[i][1];
579 float diff = fabs(devc->timebase - tb);
580 if (diff < smallest_diff) {
581 smallest_diff = diff;
586 sr_dbg("Negative timebase index: %d.", idx);
589 *data = g_variant_new("(tt)", devc->timebases[idx][0],
590 devc->timebases[idx][1]);
593 if (analog_channel < 0) {
594 sr_dbg("Negative analog channel: %d.", analog_channel);
597 for (i = 0; i < ARRAY_SIZE(vdivs); i++) {
598 float vdiv = (float)vdivs[i][0] / vdivs[i][1];
599 float diff = fabs(devc->vdiv[analog_channel] - vdiv);
600 if (diff < smallest_diff) {
601 smallest_diff = diff;
606 sr_dbg("Negative vdiv index: %d.", idx);
609 *data = g_variant_new("(tt)", vdivs[idx][0], vdivs[idx][1]);
611 case SR_CONF_COUPLING:
612 if (analog_channel < 0) {
613 sr_dbg("Negative analog channel: %d.", analog_channel);
616 *data = g_variant_new_string(devc->coupling[analog_channel]);
619 sr_dbg("Tried to get unknown config key: %d.", key);
626 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
627 const struct sr_channel_group *cg)
629 struct dev_context *devc;
637 if (!(devc = sdi->priv))
640 if (sdi->status != SR_ST_ACTIVE)
641 return SR_ERR_DEV_CLOSED;
643 /* If a channel group is specified, it must be a valid one. */
644 if (cg && !g_slist_find(sdi->channel_groups, cg)) {
645 sr_err("Invalid channel group specified.");
651 case SR_CONF_LIMIT_FRAMES:
652 devc->limit_frames = g_variant_get_uint64(data);
654 case SR_CONF_TRIGGER_SLOPE:
655 tmp_str = g_variant_get_string(data, NULL);
657 if (!tmp_str || !(tmp_str[0] == 'f' || tmp_str[0] == 'r')) {
658 sr_err("Unknown trigger slope: '%s'.",
659 (tmp_str) ? tmp_str : "NULL");
663 g_free(devc->trigger_slope);
664 devc->trigger_slope = g_strdup((tmp_str[0] == 'r') ? "POS" : "NEG");
665 ret = rigol_ds_config_set(sdi, ":TRIG:EDGE:SLOP %s", devc->trigger_slope);
667 case SR_CONF_HORIZ_TRIGGERPOS:
668 t_dbl = g_variant_get_double(data);
669 if (t_dbl < 0.0 || t_dbl > 1.0) {
670 sr_err("Invalid horiz. trigger position: %g.", t_dbl);
673 devc->horiz_triggerpos = t_dbl;
674 /* We have the trigger offset as a percentage of the frame, but
675 * need to express this in seconds. */
676 t_dbl = -(devc->horiz_triggerpos - 0.5) * devc->timebase * devc->num_timebases;
677 g_ascii_formatd(buffer, sizeof(buffer), "%.6f", t_dbl);
678 ret = rigol_ds_config_set(sdi, ":TIM:OFFS %s", buffer);
680 case SR_CONF_TIMEBASE:
681 g_variant_get(data, "(tt)", &p, &q);
682 for (i = 0; i < devc->num_timebases; i++) {
683 if (devc->timebases[i][0] == p && devc->timebases[i][1] == q) {
684 devc->timebase = (float)p / q;
685 g_ascii_formatd(buffer, sizeof(buffer), "%.9f",
687 ret = rigol_ds_config_set(sdi, ":TIM:SCAL %s", buffer);
691 if (i == devc->num_timebases) {
692 sr_err("Invalid timebase index: %d.", i);
696 case SR_CONF_TRIGGER_SOURCE:
697 tmp_str = g_variant_get_string(data, NULL);
698 for (i = 0; i < ARRAY_SIZE(trigger_sources); i++) {
699 if (!strcmp(trigger_sources[i], tmp_str)) {
700 g_free(devc->trigger_source);
701 devc->trigger_source = g_strdup(trigger_sources[i]);
702 if (!strcmp(devc->trigger_source, "AC Line"))
704 else if (!strcmp(devc->trigger_source, "CH1"))
706 else if (!strcmp(devc->trigger_source, "CH2"))
708 else if (!strcmp(devc->trigger_source, "CH3"))
710 else if (!strcmp(devc->trigger_source, "CH4"))
713 tmp_str = (char *)devc->trigger_source;
714 ret = rigol_ds_config_set(sdi, ":TRIG:EDGE:SOUR %s", tmp_str);
718 if (i == ARRAY_SIZE(trigger_sources)) {
719 sr_err("Invalid trigger source index: %d.", i);
725 sr_err("No channel group specified.");
726 return SR_ERR_CHANNEL_GROUP;
728 g_variant_get(data, "(tt)", &p, &q);
729 for (i = 0; i < devc->model->analog_channels; i++) {
730 if (cg == devc->analog_groups[i]) {
731 for (j = 0; j < ARRAY_SIZE(vdivs); j++) {
732 if (vdivs[j][0] != p || vdivs[j][1] != q)
734 devc->vdiv[i] = (float)p / q;
735 g_ascii_formatd(buffer, sizeof(buffer), "%.3f",
737 return rigol_ds_config_set(sdi, ":CHAN%d:SCAL %s", i + 1,
740 sr_err("Invalid vdiv index: %d.", j);
744 sr_dbg("Didn't set vdiv, unknown channel(group).");
746 case SR_CONF_COUPLING:
748 sr_err("No channel group specified.");
749 return SR_ERR_CHANNEL_GROUP;
751 tmp_str = g_variant_get_string(data, NULL);
752 for (i = 0; i < devc->model->analog_channels; i++) {
753 if (cg == devc->analog_groups[i]) {
754 for (j = 0; j < ARRAY_SIZE(coupling); j++) {
755 if (!strcmp(tmp_str, coupling[j])) {
756 g_free(devc->coupling[i]);
757 devc->coupling[i] = g_strdup(coupling[j]);
758 return rigol_ds_config_set(sdi, ":CHAN%d:COUP %s", i + 1,
762 sr_err("Invalid coupling index: %d.", j);
766 sr_dbg("Didn't set coupling, unknown channel(group).");
768 case SR_CONF_DATA_SOURCE:
769 tmp_str = g_variant_get_string(data, NULL);
770 if (!strcmp(tmp_str, "Live"))
771 devc->data_source = DATA_SOURCE_LIVE;
772 else if (devc->model->series->protocol >= PROTOCOL_V2
773 && !strcmp(tmp_str, "Memory"))
774 devc->data_source = DATA_SOURCE_MEMORY;
775 else if (devc->model->series->protocol >= PROTOCOL_V3
776 && !strcmp(tmp_str, "Segmented"))
777 devc->data_source = DATA_SOURCE_SEGMENTED;
779 sr_err("Unknown data source: '%s'.", tmp_str);
784 sr_dbg("Tried to set unknown config key: %d.", key);
792 static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
793 const struct sr_channel_group *cg)
795 GVariant *tuple, *rational[2];
798 struct dev_context *devc = NULL;
803 if (key == SR_CONF_SCAN_OPTIONS) {
804 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
805 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
807 } else if (key == SR_CONF_DEVICE_OPTIONS && cg == NULL) {
808 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
809 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
813 /* Every other option requires a valid device instance. */
814 if (!sdi || !(devc = sdi->priv))
817 /* If a channel group is specified, it must be a valid one. */
819 for (i = 0; i < devc->model->analog_channels; i++)
820 if (cg == devc->analog_groups[i])
822 if (i >= devc->model->analog_channels) {
823 sr_err("Invalid channel group specified.");
829 case SR_CONF_DEVICE_OPTIONS:
831 sr_err("No channel group specified.");
832 return SR_ERR_CHANNEL_GROUP;
834 if (cg == devc->digital_group) {
835 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
836 NULL, 0, sizeof(uint32_t));
839 for (i = 0; i < devc->model->analog_channels; i++) {
840 if (cg == devc->analog_groups[i]) {
841 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
842 analog_devopts, ARRAY_SIZE(analog_devopts), sizeof(uint32_t));
849 case SR_CONF_COUPLING:
851 sr_err("No channel group specified.");
852 return SR_ERR_CHANNEL_GROUP;
854 *data = g_variant_new_strv(coupling, ARRAY_SIZE(coupling));
858 /* Can't know this until we have the exact model. */
861 sr_err("No channel group specified.");
862 return SR_ERR_CHANNEL_GROUP;
864 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
865 for (i = 0; i < NUM_VDIV; i++) {
866 rational[0] = g_variant_new_uint64(devc->vdivs[i][0]);
867 rational[1] = g_variant_new_uint64(devc->vdivs[i][1]);
868 tuple = g_variant_new_tuple(rational, 2);
869 g_variant_builder_add_value(&gvb, tuple);
871 *data = g_variant_builder_end(&gvb);
873 case SR_CONF_TIMEBASE:
875 /* Can't know this until we have the exact model. */
877 if (devc->num_timebases <= 0)
879 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
880 for (i = 0; i < devc->num_timebases; i++) {
881 rational[0] = g_variant_new_uint64(devc->timebases[i][0]);
882 rational[1] = g_variant_new_uint64(devc->timebases[i][1]);
883 tuple = g_variant_new_tuple(rational, 2);
884 g_variant_builder_add_value(&gvb, tuple);
886 *data = g_variant_builder_end(&gvb);
888 case SR_CONF_TRIGGER_SOURCE:
890 /* Can't know this until we have the exact model. */
892 *data = g_variant_new_strv(trigger_sources,
893 devc->model->has_digital ? ARRAY_SIZE(trigger_sources) : 4);
895 case SR_CONF_TRIGGER_SLOPE:
896 *data = g_variant_new_strv(trigger_slopes, ARRAY_SIZE(trigger_slopes));
898 case SR_CONF_DATA_SOURCE:
900 /* Can't know this until we have the exact model. */
902 switch (devc->model->series->protocol) {
904 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources) - 2);
907 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources) - 1);
910 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources));
915 sr_dbg("Tried to list unknown config key: %d.", key);
922 static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
924 struct sr_scpi_dev_inst *scpi;
925 struct dev_context *devc;
926 struct sr_channel *ch;
927 struct sr_datafeed_packet packet;
930 if (sdi->status != SR_ST_ACTIVE)
931 return SR_ERR_DEV_CLOSED;
936 devc->num_frames = 0;
938 for (l = sdi->channels; l; l = l->next) {
940 sr_dbg("handling channel %s", ch->name);
941 if (ch->type == SR_CHANNEL_ANALOG) {
943 devc->enabled_analog_channels = g_slist_append(
944 devc->enabled_analog_channels, ch);
945 if (ch->enabled != devc->analog_channels[ch->index]) {
946 /* Enabled channel is currently disabled, or vice versa. */
947 if (rigol_ds_config_set(sdi, ":CHAN%d:DISP %s", ch->index + 1,
948 ch->enabled ? "ON" : "OFF") != SR_OK)
950 devc->analog_channels[ch->index] = ch->enabled;
952 } else if (ch->type == SR_CHANNEL_LOGIC) {
954 devc->enabled_digital_channels = g_slist_append(
955 devc->enabled_digital_channels, ch);
956 /* Turn on LA module if currently off. */
957 if (!devc->la_enabled) {
958 if (rigol_ds_config_set(sdi, ":LA:DISP ON") != SR_OK)
960 devc->la_enabled = TRUE;
963 if (ch->enabled != devc->digital_channels[ch->index]) {
964 /* Enabled channel is currently disabled, or vice versa. */
965 if (rigol_ds_config_set(sdi, ":DIG%d:TURN %s", ch->index,
966 ch->enabled ? "ON" : "OFF") != SR_OK)
968 devc->digital_channels[ch->index] = ch->enabled;
973 if (!devc->enabled_analog_channels && !devc->enabled_digital_channels)
976 /* Turn off LA module if on and no digital channels selected. */
977 if (devc->la_enabled && !devc->enabled_digital_channels)
978 if (rigol_ds_config_set(sdi, ":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 /* Send header packet to the session bus. */
1019 std_session_send_df_header(cb_data, LOG_PREFIX);
1021 if (devc->enabled_analog_channels)
1022 devc->channel_entry = devc->enabled_analog_channels;
1024 devc->channel_entry = devc->enabled_digital_channels;
1026 if (rigol_ds_capture_start(sdi) != SR_OK)
1029 /* Start of first frame. */
1030 packet.type = SR_DF_FRAME_BEGIN;
1031 sr_session_send(cb_data, &packet);
1036 static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
1038 struct dev_context *devc;
1039 struct sr_scpi_dev_inst *scpi;
1040 struct sr_datafeed_packet packet;
1046 if (sdi->status != SR_ST_ACTIVE) {
1047 sr_err("Device inactive, can't stop acquisition.");
1051 /* End of last frame. */
1052 packet.type = SR_DF_END;
1053 sr_session_send(sdi, &packet);
1055 g_slist_free(devc->enabled_analog_channels);
1056 g_slist_free(devc->enabled_digital_channels);
1057 devc->enabled_analog_channels = NULL;
1058 devc->enabled_digital_channels = NULL;
1060 sr_scpi_source_remove(sdi->session, scpi);
1065 SR_PRIV struct sr_dev_driver rigol_ds_driver_info = {
1067 .longname = "Rigol DS",
1072 .dev_list = dev_list,
1073 .dev_clear = dev_clear,
1074 .config_get = config_get,
1075 .config_set = config_set,
1076 .config_list = config_list,
1077 .dev_open = dev_open,
1078 .dev_close = dev_close,
1079 .dev_acquisition_start = dev_acquisition_start,
1080 .dev_acquisition_stop = dev_acquisition_stop,