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] = {
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);
253 g_free(devc->digital_group);
257 static int dev_clear(void)
259 return std_dev_clear(di, clear_helper);
262 static int init(struct sr_context *sr_ctx)
264 return std_init(sr_ctx, di, LOG_PREFIX);
267 static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
269 struct dev_context *devc;
270 struct sr_dev_inst *sdi;
271 struct sr_scpi_hw_info *hw_info;
272 struct sr_channel *ch;
275 const struct rigol_ds_model *model = NULL;
276 gchar *channel_name, **version;
278 if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) {
279 sr_info("Couldn't get IDN response, retrying.");
282 if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) {
283 sr_info("Couldn't get IDN response.");
288 for (i = 0; i < ARRAY_SIZE(supported_models); i++) {
289 if (!strcasecmp(hw_info->manufacturer,
290 supported_models[i].series->vendor->full_name) &&
291 !strcmp(hw_info->model, supported_models[i].name)) {
292 model = &supported_models[i];
298 sr_scpi_hw_info_free(hw_info);
302 sdi = g_malloc0(sizeof(struct sr_dev_inst));
303 sdi->status = SR_ST_ACTIVE;
304 sdi->vendor = g_strdup(model->series->vendor->name);
305 sdi->model = g_strdup(model->name);
306 sdi->version = g_strdup(hw_info->firmware_version);
309 sdi->inst_type = SR_INST_SCPI;
310 sdi->serial_num = g_strdup(hw_info->serial_number);
311 devc = g_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);
367 sdi->channels = g_slist_append(sdi->channels, ch);
368 devc->digital_group->channels = g_slist_append(
369 devc->digital_group->channels, ch);
371 devc->digital_group->name = g_strdup("LA");
372 sdi->channel_groups = g_slist_append(sdi->channel_groups,
373 devc->digital_group);
376 for (i = 0; i < NUM_TIMEBASE; i++) {
377 if (!memcmp(&devc->model->min_timebase, &timebases[i], sizeof(uint64_t[2])))
378 devc->timebases = &timebases[i];
379 if (!memcmp(&devc->model->series->max_timebase, &timebases[i], sizeof(uint64_t[2])))
380 devc->num_timebases = &timebases[i] - devc->timebases + 1;
383 for (i = 0; i < NUM_VDIV; i++)
384 if (!memcmp(&devc->model->series->min_vdiv, &vdivs[i], sizeof(uint64_t[2]))) {
385 devc->vdivs = &vdivs[i];
386 devc->num_vdivs = NUM_VDIV - 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)
414 struct sr_scpi_dev_inst *scpi = sdi->conn;
416 if ((ret = sr_scpi_open(scpi)) < 0) {
417 sr_err("Failed to open SCPI device: %s.", sr_strerror(ret));
421 if ((ret = rigol_ds_get_dev_cfg(sdi)) < 0) {
422 sr_err("Failed to get device config: %s.", sr_strerror(ret));
426 sdi->status = SR_ST_ACTIVE;
431 static int dev_close(struct sr_dev_inst *sdi)
433 struct sr_scpi_dev_inst *scpi;
434 struct dev_context *devc;
436 if (sdi->status != SR_ST_ACTIVE)
437 return SR_ERR_DEV_CLOSED;
442 if (devc->model->series->protocol == PROTOCOL_V2)
443 rigol_ds_config_set(sdi, ":KEY:LOCK DISABLE");
446 if (sr_scpi_close(scpi) < 0)
448 sdi->status = SR_ST_INACTIVE;
454 static int cleanup(void)
459 static int analog_frame_size(const struct sr_dev_inst *sdi)
461 struct dev_context *devc = sdi->priv;
462 struct sr_channel *ch;
463 int analog_channels = 0;
466 for (l = sdi->channels; l; l = l->next) {
468 if (ch->type == SR_CHANNEL_ANALOG && ch->enabled)
472 if (analog_channels == 0)
475 switch (devc->data_source) {
476 case DATA_SOURCE_LIVE:
477 return devc->model->series->live_samples;
478 case DATA_SOURCE_MEMORY:
479 return devc->model->series->buffer_samples / analog_channels;
485 static int digital_frame_size(const struct sr_dev_inst *sdi)
487 struct dev_context *devc = sdi->priv;
489 switch (devc->data_source) {
490 case DATA_SOURCE_LIVE:
491 return devc->model->series->live_samples * 2;
492 case DATA_SOURCE_MEMORY:
493 return devc->model->series->buffer_samples * 2;
499 static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
500 const struct sr_channel_group *cg)
502 struct dev_context *devc;
503 struct sr_channel *ch;
506 int analog_channel = -1;
507 float smallest_diff = INFINITY;
511 if (!sdi || !(devc = sdi->priv))
514 /* If a channel group is specified, it must be a valid one. */
515 if (cg && !g_slist_find(sdi->channel_groups, cg)) {
516 sr_err("Invalid channel group specified.");
521 ch = g_slist_nth_data(cg->channels, 0);
524 if (ch->type == SR_CHANNEL_ANALOG) {
525 if (ch->name[2] < '1' || ch->name[2] > '4')
527 analog_channel = ch->name[2] - '1';
532 case SR_CONF_NUM_TIMEBASE:
533 *data = g_variant_new_int32(devc->model->series->num_horizontal_divs);
535 case SR_CONF_NUM_VDIV:
536 *data = g_variant_new_int32(devc->num_vdivs);
538 case SR_CONF_DATA_SOURCE:
539 if (devc->data_source == DATA_SOURCE_LIVE)
540 *data = g_variant_new_string("Live");
541 else if (devc->data_source == DATA_SOURCE_MEMORY)
542 *data = g_variant_new_string("Memory");
544 *data = g_variant_new_string("Segmented");
546 case SR_CONF_SAMPLERATE:
547 if (devc->data_source == DATA_SOURCE_LIVE) {
548 samplerate = analog_frame_size(sdi) /
549 (devc->timebase * devc->model->series->num_horizontal_divs);
550 *data = g_variant_new_uint64(samplerate);
552 sr_dbg("Unknown data source: %d.", devc->data_source);
556 case SR_CONF_TRIGGER_SOURCE:
557 if (!strcmp(devc->trigger_source, "ACL"))
559 else if (!strcmp(devc->trigger_source, "CHAN1"))
561 else if (!strcmp(devc->trigger_source, "CHAN2"))
563 else if (!strcmp(devc->trigger_source, "CHAN3"))
565 else if (!strcmp(devc->trigger_source, "CHAN4"))
568 tmp_str = devc->trigger_source;
569 *data = g_variant_new_string(tmp_str);
571 case SR_CONF_TRIGGER_SLOPE:
572 if (!strncmp(devc->trigger_slope, "POS", 3)) {
574 } else if (!strncmp(devc->trigger_slope, "NEG", 3)) {
577 sr_dbg("Unknown trigger slope: '%s'.", devc->trigger_slope);
580 *data = g_variant_new_string(tmp_str);
582 case SR_CONF_TIMEBASE:
583 for (i = 0; i < devc->num_timebases; i++) {
584 float tb = (float)devc->timebases[i][0] / devc->timebases[i][1];
585 float diff = fabs(devc->timebase - tb);
586 if (diff < smallest_diff) {
587 smallest_diff = diff;
592 sr_dbg("Negative timebase index: %d.", idx);
595 *data = g_variant_new("(tt)", devc->timebases[idx][0],
596 devc->timebases[idx][1]);
599 if (analog_channel < 0) {
600 sr_dbg("Negative analog channel: %d.", analog_channel);
603 for (i = 0; i < ARRAY_SIZE(vdivs); i++) {
604 float vdiv = (float)vdivs[i][0] / vdivs[i][1];
605 float diff = fabs(devc->vdiv[analog_channel] - vdiv);
606 if (diff < smallest_diff) {
607 smallest_diff = diff;
612 sr_dbg("Negative vdiv index: %d.", idx);
615 *data = g_variant_new("(tt)", vdivs[idx][0], vdivs[idx][1]);
617 case SR_CONF_COUPLING:
618 if (analog_channel < 0) {
619 sr_dbg("Negative analog channel: %d.", analog_channel);
622 *data = g_variant_new_string(devc->coupling[analog_channel]);
625 sr_dbg("Tried to get unknown config key: %d.", key);
632 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
633 const struct sr_channel_group *cg)
635 struct dev_context *devc;
643 if (!(devc = sdi->priv))
646 if (sdi->status != SR_ST_ACTIVE)
647 return SR_ERR_DEV_CLOSED;
649 /* If a channel group is specified, it must be a valid one. */
650 if (cg && !g_slist_find(sdi->channel_groups, cg)) {
651 sr_err("Invalid channel group specified.");
657 case SR_CONF_LIMIT_FRAMES:
658 devc->limit_frames = g_variant_get_uint64(data);
660 case SR_CONF_TRIGGER_SLOPE:
661 tmp_str = g_variant_get_string(data, NULL);
663 if (!tmp_str || !(tmp_str[0] == 'f' || tmp_str[0] == 'r')) {
664 sr_err("Unknown trigger slope: '%s'.",
665 (tmp_str) ? tmp_str : "NULL");
669 g_free(devc->trigger_slope);
670 devc->trigger_slope = g_strdup((tmp_str[0] == 'r') ? "POS" : "NEG");
671 ret = rigol_ds_config_set(sdi, ":TRIG:EDGE:SLOP %s", devc->trigger_slope);
673 case SR_CONF_HORIZ_TRIGGERPOS:
674 t_dbl = g_variant_get_double(data);
675 if (t_dbl < 0.0 || t_dbl > 1.0) {
676 sr_err("Invalid horiz. trigger position: %g.", t_dbl);
679 devc->horiz_triggerpos = t_dbl;
680 /* We have the trigger offset as a percentage of the frame, but
681 * need to express this in seconds. */
682 t_dbl = -(devc->horiz_triggerpos - 0.5) * devc->timebase * devc->num_timebases;
683 g_ascii_formatd(buffer, sizeof(buffer), "%.6f", t_dbl);
684 ret = rigol_ds_config_set(sdi, ":TIM:OFFS %s", buffer);
686 case SR_CONF_TIMEBASE:
687 g_variant_get(data, "(tt)", &p, &q);
688 for (i = 0; i < devc->num_timebases; i++) {
689 if (devc->timebases[i][0] == p && devc->timebases[i][1] == q) {
690 devc->timebase = (float)p / q;
691 g_ascii_formatd(buffer, sizeof(buffer), "%.9f",
693 ret = rigol_ds_config_set(sdi, ":TIM:SCAL %s", buffer);
697 if (i == devc->num_timebases) {
698 sr_err("Invalid timebase index: %d.", i);
702 case SR_CONF_TRIGGER_SOURCE:
703 tmp_str = g_variant_get_string(data, NULL);
704 for (i = 0; i < ARRAY_SIZE(trigger_sources); i++) {
705 if (!strcmp(trigger_sources[i], tmp_str)) {
706 g_free(devc->trigger_source);
707 devc->trigger_source = g_strdup(trigger_sources[i]);
708 if (!strcmp(devc->trigger_source, "AC Line"))
710 else if (!strcmp(devc->trigger_source, "CH1"))
712 else if (!strcmp(devc->trigger_source, "CH2"))
714 else if (!strcmp(devc->trigger_source, "CH3"))
716 else if (!strcmp(devc->trigger_source, "CH4"))
719 tmp_str = (char *)devc->trigger_source;
720 ret = rigol_ds_config_set(sdi, ":TRIG:EDGE:SOUR %s", tmp_str);
724 if (i == ARRAY_SIZE(trigger_sources)) {
725 sr_err("Invalid trigger source index: %d.", i);
731 sr_err("No channel group specified.");
732 return SR_ERR_CHANNEL_GROUP;
734 g_variant_get(data, "(tt)", &p, &q);
735 for (i = 0; i < devc->model->analog_channels; i++) {
736 if (cg == devc->analog_groups[i]) {
737 for (j = 0; j < ARRAY_SIZE(vdivs); j++) {
738 if (vdivs[j][0] != p || vdivs[j][1] != q)
740 devc->vdiv[i] = (float)p / q;
741 g_ascii_formatd(buffer, sizeof(buffer), "%.3f",
743 return rigol_ds_config_set(sdi, ":CHAN%d:SCAL %s", i + 1,
746 sr_err("Invalid vdiv index: %d.", j);
750 sr_dbg("Didn't set vdiv, unknown channel(group).");
752 case SR_CONF_COUPLING:
754 sr_err("No channel group specified.");
755 return SR_ERR_CHANNEL_GROUP;
757 tmp_str = g_variant_get_string(data, NULL);
758 for (i = 0; i < devc->model->analog_channels; i++) {
759 if (cg == devc->analog_groups[i]) {
760 for (j = 0; j < ARRAY_SIZE(coupling); j++) {
761 if (!strcmp(tmp_str, coupling[j])) {
762 g_free(devc->coupling[i]);
763 devc->coupling[i] = g_strdup(coupling[j]);
764 return rigol_ds_config_set(sdi, ":CHAN%d:COUP %s", i + 1,
768 sr_err("Invalid coupling index: %d.", j);
772 sr_dbg("Didn't set coupling, unknown channel(group).");
774 case SR_CONF_DATA_SOURCE:
775 tmp_str = g_variant_get_string(data, NULL);
776 if (!strcmp(tmp_str, "Live"))
777 devc->data_source = DATA_SOURCE_LIVE;
778 else if (devc->model->series->protocol >= PROTOCOL_V2
779 && !strcmp(tmp_str, "Memory"))
780 devc->data_source = DATA_SOURCE_MEMORY;
781 else if (devc->model->series->protocol >= PROTOCOL_V3
782 && !strcmp(tmp_str, "Segmented"))
783 devc->data_source = DATA_SOURCE_SEGMENTED;
785 sr_err("Unknown data source: '%s'.", tmp_str);
790 sr_dbg("Tried to set unknown config key: %d.", key);
798 static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
799 const struct sr_channel_group *cg)
801 GVariant *tuple, *rational[2];
804 struct dev_context *devc = NULL;
809 if (key == SR_CONF_SCAN_OPTIONS) {
810 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
811 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
813 } else if (key == SR_CONF_DEVICE_OPTIONS && cg == NULL) {
814 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
815 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
819 /* Every other option requires a valid device instance. */
820 if (!sdi || !(devc = sdi->priv))
823 /* If a channel group is specified, it must be a valid one. */
825 for (i = 0; i < devc->model->analog_channels; i++)
826 if (cg == devc->analog_groups[i])
828 if (i >= devc->model->analog_channels) {
829 sr_err("Invalid channel group specified.");
835 case SR_CONF_DEVICE_OPTIONS:
837 sr_err("No channel group specified.");
838 return SR_ERR_CHANNEL_GROUP;
840 if (cg == devc->digital_group) {
841 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
842 NULL, 0, sizeof(uint32_t));
845 for (i = 0; i < devc->model->analog_channels; i++) {
846 if (cg == devc->analog_groups[i]) {
847 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
848 analog_devopts, ARRAY_SIZE(analog_devopts), sizeof(uint32_t));
855 case SR_CONF_COUPLING:
857 sr_err("No channel group specified.");
858 return SR_ERR_CHANNEL_GROUP;
860 *data = g_variant_new_strv(coupling, ARRAY_SIZE(coupling));
864 /* Can't know this until we have the exact model. */
867 sr_err("No channel group specified.");
868 return SR_ERR_CHANNEL_GROUP;
870 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
871 for (i = 0; i < devc->num_vdivs; i++) {
872 rational[0] = g_variant_new_uint64(devc->vdivs[i][0]);
873 rational[1] = g_variant_new_uint64(devc->vdivs[i][1]);
874 tuple = g_variant_new_tuple(rational, 2);
875 g_variant_builder_add_value(&gvb, tuple);
877 *data = g_variant_builder_end(&gvb);
879 case SR_CONF_TIMEBASE:
881 /* Can't know this until we have the exact model. */
883 if (devc->num_timebases <= 0)
885 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
886 for (i = 0; i < devc->num_timebases; i++) {
887 rational[0] = g_variant_new_uint64(devc->timebases[i][0]);
888 rational[1] = g_variant_new_uint64(devc->timebases[i][1]);
889 tuple = g_variant_new_tuple(rational, 2);
890 g_variant_builder_add_value(&gvb, tuple);
892 *data = g_variant_builder_end(&gvb);
894 case SR_CONF_TRIGGER_SOURCE:
896 /* Can't know this until we have the exact model. */
898 *data = g_variant_new_strv(trigger_sources,
899 devc->model->has_digital ? ARRAY_SIZE(trigger_sources) : 4);
901 case SR_CONF_TRIGGER_SLOPE:
902 *data = g_variant_new_strv(trigger_slopes, ARRAY_SIZE(trigger_slopes));
904 case SR_CONF_DATA_SOURCE:
906 /* Can't know this until we have the exact model. */
908 switch (devc->model->series->protocol) {
910 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources) - 2);
913 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources) - 1);
916 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources));
921 sr_dbg("Tried to list unknown config key: %d.", key);
928 static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
930 struct sr_scpi_dev_inst *scpi;
931 struct dev_context *devc;
932 struct sr_channel *ch;
933 struct sr_datafeed_packet packet;
936 if (sdi->status != SR_ST_ACTIVE)
937 return SR_ERR_DEV_CLOSED;
942 devc->num_frames = 0;
944 for (l = sdi->channels; l; l = l->next) {
946 sr_dbg("handling channel %s", ch->name);
947 if (ch->type == SR_CHANNEL_ANALOG) {
949 devc->enabled_analog_channels = g_slist_append(
950 devc->enabled_analog_channels, ch);
951 if (ch->enabled != devc->analog_channels[ch->index]) {
952 /* Enabled channel is currently disabled, or vice versa. */
953 if (rigol_ds_config_set(sdi, ":CHAN%d:DISP %s", ch->index + 1,
954 ch->enabled ? "ON" : "OFF") != SR_OK)
956 devc->analog_channels[ch->index] = ch->enabled;
958 } else if (ch->type == SR_CHANNEL_LOGIC) {
960 devc->enabled_digital_channels = g_slist_append(
961 devc->enabled_digital_channels, ch);
962 /* Turn on LA module if currently off. */
963 if (!devc->la_enabled) {
964 if (rigol_ds_config_set(sdi, ":LA:DISP ON") != SR_OK)
966 devc->la_enabled = TRUE;
969 if (ch->enabled != devc->digital_channels[ch->index]) {
970 /* Enabled channel is currently disabled, or vice versa. */
971 if (rigol_ds_config_set(sdi, ":DIG%d:TURN %s", ch->index,
972 ch->enabled ? "ON" : "OFF") != SR_OK)
974 devc->digital_channels[ch->index] = ch->enabled;
979 if (!devc->enabled_analog_channels && !devc->enabled_digital_channels)
982 /* Turn off LA module if on and no digital channels selected. */
983 if (devc->la_enabled && !devc->enabled_digital_channels)
984 if (rigol_ds_config_set(sdi, ":LA:DISP OFF") != SR_OK)
987 /* Set memory mode. */
988 if (devc->data_source == DATA_SOURCE_SEGMENTED) {
989 sr_err("Data source 'Segmented' not yet supported");
993 devc->analog_frame_size = analog_frame_size(sdi);
994 devc->digital_frame_size = digital_frame_size(sdi);
996 switch (devc->model->series->protocol) {
998 if (rigol_ds_config_set(sdi, ":ACQ:MEMD LONG") != SR_OK)
1002 /* Apparently for the DS2000 the memory
1003 * depth can only be set in Running state -
1004 * this matches the behaviour of the UI. */
1005 if (rigol_ds_config_set(sdi, ":RUN") != SR_OK)
1007 if (rigol_ds_config_set(sdi, ":ACQ:MDEP %d",
1008 devc->analog_frame_size) != SR_OK)
1010 if (rigol_ds_config_set(sdi, ":STOP") != SR_OK)
1017 if (devc->data_source == DATA_SOURCE_LIVE)
1018 if (rigol_ds_config_set(sdi, ":RUN") != SR_OK)
1021 sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 50,
1022 rigol_ds_receive, (void *)sdi);
1024 /* Send header packet to the session bus. */
1025 std_session_send_df_header(cb_data, LOG_PREFIX);
1027 if (devc->enabled_analog_channels)
1028 devc->channel_entry = devc->enabled_analog_channels;
1030 devc->channel_entry = devc->enabled_digital_channels;
1032 if (rigol_ds_capture_start(sdi) != SR_OK)
1035 /* Start of first frame. */
1036 packet.type = SR_DF_FRAME_BEGIN;
1037 sr_session_send(cb_data, &packet);
1042 static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
1044 struct dev_context *devc;
1045 struct sr_scpi_dev_inst *scpi;
1046 struct sr_datafeed_packet packet;
1052 if (sdi->status != SR_ST_ACTIVE) {
1053 sr_err("Device inactive, can't stop acquisition.");
1057 /* End of last frame. */
1058 packet.type = SR_DF_END;
1059 sr_session_send(sdi, &packet);
1061 g_slist_free(devc->enabled_analog_channels);
1062 g_slist_free(devc->enabled_digital_channels);
1063 devc->enabled_analog_channels = NULL;
1064 devc->enabled_digital_channels = NULL;
1066 sr_scpi_source_remove(sdi->session, scpi);
1071 SR_PRIV struct sr_dev_driver rigol_ds_driver_info = {
1073 .longname = "Rigol DS",
1078 .dev_list = dev_list,
1079 .dev_clear = dev_clear,
1080 .config_get = config_get,
1081 .config_set = config_set,
1082 .config_list = config_list,
1083 .dev_open = dev_open,
1084 .dev_close = dev_close,
1085 .dev_acquisition_start = dev_acquisition_start,
1086 .dev_acquisition_stop = dev_acquisition_stop,