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 int32_t hwopts[] = {
37 static const int32_t hwcaps[] = {
40 SR_CONF_TRIGGER_SOURCE,
41 SR_CONF_TRIGGER_SLOPE,
42 SR_CONF_HORIZ_TRIGGERPOS,
48 static const int32_t analog_hwcaps[] = {
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 *coupling[] = {
152 /* Do not change the order of entries */
153 static const char *data_sources[] = {
172 /* short name, full name */
173 static const struct rigol_ds_vendor supported_vendors[] = {
174 [RIGOL] = {"Rigol", "Rigol Technologies"},
175 [AGILENT] = {"Agilent", "Rigol Technologies"},
178 #define VENDOR(x) &supported_vendors[x]
179 /* vendor, series, protocol, max timebase, min vdiv, number of horizontal divs,
180 * live waveform samples, memory buffer samples */
181 static const struct rigol_ds_series supported_series[] = {
182 [VS5000] = {VENDOR(RIGOL), "VS5000", PROTOCOL_V1, FORMAT_RAW,
183 {50, 1}, {2, 1000}, 14, 2048, 0},
184 [DS1000] = {VENDOR(RIGOL), "DS1000", PROTOCOL_V2, FORMAT_IEEE488_2,
185 {50, 1}, {2, 1000}, 12, 600, 1048576},
186 [DS2000] = {VENDOR(RIGOL), "DS2000", PROTOCOL_V3, FORMAT_IEEE488_2,
187 {500, 1}, {2, 1000}, 14, 1400, 14000},
188 [DS2000A] = {VENDOR(RIGOL), "DS2000A", PROTOCOL_V3, FORMAT_IEEE488_2,
189 {1000, 1}, {500, 1000000}, 14, 1400, 14000},
190 [DSO1000] = {VENDOR(AGILENT), "DSO1000", PROTOCOL_V3, FORMAT_IEEE488_2,
191 {50, 1}, {2, 1000}, 12, 600, 20480},
194 #define SERIES(x) &supported_series[x]
195 /* series, model, min timebase, analog channels, digital */
196 static const struct rigol_ds_model supported_models[] = {
197 {SERIES(VS5000), "VS5022", {20, 1000000000}, 2, false},
198 {SERIES(VS5000), "VS5042", {10, 1000000000}, 2, false},
199 {SERIES(VS5000), "VS5062", {5, 1000000000}, 2, false},
200 {SERIES(VS5000), "VS5102", {2, 1000000000}, 2, false},
201 {SERIES(VS5000), "VS5202", {2, 1000000000}, 2, false},
202 {SERIES(VS5000), "VS5022D", {20, 1000000000}, 2, true},
203 {SERIES(VS5000), "VS5042D", {10, 1000000000}, 2, true},
204 {SERIES(VS5000), "VS5062D", {5, 1000000000}, 2, true},
205 {SERIES(VS5000), "VS5102D", {2, 1000000000}, 2, true},
206 {SERIES(VS5000), "VS5202D", {2, 1000000000}, 2, true},
207 {SERIES(DS1000), "DS1052E", {5, 1000000000}, 2, false},
208 {SERIES(DS1000), "DS1102E", {2, 1000000000}, 2, false},
209 {SERIES(DS1000), "DS1152E", {2, 1000000000}, 2, false},
210 {SERIES(DS1000), "DS1052D", {5, 1000000000}, 2, true},
211 {SERIES(DS1000), "DS1102D", {2, 1000000000}, 2, true},
212 {SERIES(DS1000), "DS1152D", {2, 1000000000}, 2, true},
213 {SERIES(DS2000), "DS2072", {5, 1000000000}, 2, false},
214 {SERIES(DS2000), "DS2102", {5, 1000000000}, 2, false},
215 {SERIES(DS2000), "DS2202", {2, 1000000000}, 2, false},
216 {SERIES(DS2000), "DS2302", {1, 1000000000}, 2, false},
217 {SERIES(DS2000A), "DS2072A", {5, 1000000000}, 2, false},
218 {SERIES(DS2000A), "DS2102A", {5, 1000000000}, 2, false},
219 {SERIES(DS2000A), "DS2202A", {2, 1000000000}, 2, false},
220 {SERIES(DS2000A), "DS2302A", {1, 1000000000}, 2, false},
221 {SERIES(DSO1000), "DSO1002A", {5, 1000000000}, 2, false},
222 {SERIES(DSO1000), "DSO1004A", {5, 1000000000}, 4, false},
223 {SERIES(DSO1000), "DSO1012A", {2, 1000000000}, 2, false},
224 {SERIES(DSO1000), "DSO1014A", {2, 1000000000}, 4, false},
225 {SERIES(DSO1000), "DSO1022A", {2, 1000000000}, 2, false},
226 {SERIES(DSO1000), "DSO1024A", {2, 1000000000}, 4, false},
229 SR_PRIV struct sr_dev_driver rigol_ds_driver_info;
230 static struct sr_dev_driver *di = &rigol_ds_driver_info;
232 static void clear_helper(void *priv)
234 struct dev_context *devc;
238 g_free(devc->buffer);
239 g_free(devc->coupling[0]);
240 g_free(devc->coupling[1]);
241 g_free(devc->trigger_source);
242 g_free(devc->trigger_slope);
243 g_slist_free(devc->analog_groups[0].probes);
244 g_slist_free(devc->analog_groups[1].probes);
245 g_slist_free(devc->digital_group.probes);
248 static int dev_clear(void)
250 return std_dev_clear(di, clear_helper);
253 static int init(struct sr_context *sr_ctx)
255 return std_init(sr_ctx, di, LOG_PREFIX);
258 static int probe_port(const char *resource, const char *serialcomm, GSList **devices)
260 struct dev_context *devc;
261 struct sr_dev_inst *sdi;
262 struct sr_scpi_dev_inst *scpi;
263 struct sr_scpi_hw_info *hw_info;
264 struct sr_probe *probe;
267 const struct rigol_ds_model *model = NULL;
268 gchar *channel_name, **version;
272 if (!(scpi = scpi_dev_inst_new(resource, serialcomm)))
275 if (sr_scpi_open(scpi) != SR_OK) {
276 sr_info("Couldn't open SCPI device.");
281 if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) {
282 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];
297 if (!model || !(sdi = sr_dev_inst_new(0, SR_ST_ACTIVE,
298 model->series->vendor->name,
300 hw_info->firmware_version))) {
301 sr_scpi_hw_info_free(hw_info);
312 sdi->inst_type = SR_INST_SCPI;
314 if (!(devc = g_try_malloc0(sizeof(struct dev_context))))
315 return SR_ERR_MALLOC;
317 devc->limit_frames = 0;
319 devc->format = model->series->format;
321 /* DS1000 models with firmware before 0.2.4 used the old data format. */
322 if (model->series == SERIES(DS1000)) {
323 version = g_strsplit(hw_info->firmware_version, ".", 0);
325 if (!version[0] || !version[1] || !version[2])
327 if (version[0][0] == 0 || version[1][0] == 0 || version[2][0] == 0)
329 for (i = 0; i < 3; i++) {
330 if (sr_atol(version[i], &n[i]) != SR_OK)
335 if (n[0] != 0 || n[1] > 2)
337 if (n[1] == 2 && n[2] > 3)
339 sr_dbg("Found DS1000 firmware < 0.2.4, using raw data format.");
340 devc->format = FORMAT_RAW;
345 sr_scpi_hw_info_free(hw_info);
347 for (i = 0; i < model->analog_channels; i++) {
348 if (!(channel_name = g_strdup_printf("CH%d", i + 1)))
349 return SR_ERR_MALLOC;
350 probe = sr_probe_new(i, SR_PROBE_ANALOG, TRUE, channel_name);
351 sdi->probes = g_slist_append(sdi->probes, probe);
352 devc->analog_groups[i].name = channel_name;
353 devc->analog_groups[i].probes = g_slist_append(NULL, probe);
354 sdi->probe_groups = g_slist_append(sdi->probe_groups,
355 &devc->analog_groups[i]);
358 if (devc->model->has_digital) {
359 for (i = 0; i < 16; i++) {
360 if (!(channel_name = g_strdup_printf("D%d", i)))
361 return SR_ERR_MALLOC;
362 probe = sr_probe_new(i, SR_PROBE_LOGIC, TRUE, channel_name);
363 g_free(channel_name);
365 return SR_ERR_MALLOC;
366 sdi->probes = g_slist_append(sdi->probes, probe);
367 devc->digital_group.probes = g_slist_append(
368 devc->digital_group.probes, probe);
370 devc->digital_group.name = "LA";
371 sdi->probe_groups = g_slist_append(sdi->probe_groups,
372 &devc->digital_group);
375 for (i = 0; i < NUM_TIMEBASE; i++) {
376 if (!memcmp(&devc->model->min_timebase, &timebases[i], sizeof(uint64_t[2])))
377 devc->timebases = &timebases[i];
378 if (!memcmp(&devc->model->series->max_timebase, &timebases[i], sizeof(uint64_t[2])))
379 devc->num_timebases = &timebases[i] - devc->timebases + 1;
382 for (i = 0; i < NUM_VDIV; i++)
383 if (!memcmp(&devc->model->series->min_vdiv, &vdivs[i], sizeof(uint64_t[2])))
384 devc->vdivs = &vdivs[i];
386 if (!(devc->buffer = g_try_malloc(ACQ_BUFFER_SIZE)))
387 return SR_ERR_MALLOC;
388 if (!(devc->data = g_try_malloc(ACQ_BUFFER_SIZE * sizeof(float))))
389 return SR_ERR_MALLOC;
391 devc->data_source = DATA_SOURCE_LIVE;
395 *devices = g_slist_append(NULL, sdi);
400 static GSList *scan(GSList *options)
402 struct drv_context *drvc;
403 struct sr_config *src;
407 const gchar *dev_name;
409 gchar *serialcomm = NULL;
413 for (l = options; l; l = l->next) {
417 port = (char *)g_variant_get_string(src->data, NULL);
419 case SR_CONF_SERIALCOMM:
420 serialcomm = (char *)g_variant_get_string(src->data, NULL);
427 if (probe_port(port, serialcomm, &devices) == SR_ERR_MALLOC) {
434 if (!(dir = g_dir_open("/sys/class/usbmisc/", 0, NULL)))
435 if (!(dir = g_dir_open("/sys/class/usb/", 0, NULL)))
437 while ((dev_name = g_dir_read_name(dir))) {
438 if (strncmp(dev_name, "usbtmc", 6))
440 port = g_strconcat("/dev/", dev_name, NULL);
441 ret = probe_port(port, serialcomm, &devices);
445 if (ret == SR_ERR_MALLOC) {
453 /* Tack a copy of the newly found devices onto the driver list. */
454 l = g_slist_copy(devices);
455 drvc->instances = g_slist_concat(drvc->instances, l);
460 static GSList *dev_list(void)
462 return ((struct drv_context *)(di->priv))->instances;
465 static int dev_open(struct sr_dev_inst *sdi)
467 struct sr_scpi_dev_inst *scpi = sdi->conn;
469 if (sr_scpi_open(scpi) < 0)
472 if (rigol_ds_get_dev_cfg(sdi) != SR_OK)
475 sdi->status = SR_ST_ACTIVE;
480 static int dev_close(struct sr_dev_inst *sdi)
482 struct sr_scpi_dev_inst *scpi;
483 struct dev_context *devc;
485 if (sdi->status != SR_ST_INACTIVE)
491 if (devc->model->series->protocol >= PROTOCOL_V2)
492 rigol_ds_config_set(sdi, ":KEY:LOCK DISABLE");
495 if (sr_scpi_close(scpi) < 0)
497 sdi->status = SR_ST_INACTIVE;
503 static int cleanup(void)
508 static int analog_frame_size(const struct sr_dev_inst *sdi)
510 struct dev_context *devc = sdi->priv;
511 struct sr_probe *probe;
512 int analog_probes = 0;
515 for (l = sdi->probes; l; l = l->next) {
517 if (probe->type == SR_PROBE_ANALOG && probe->enabled)
521 if (analog_probes == 0)
524 switch (devc->data_source) {
525 case DATA_SOURCE_LIVE:
526 return devc->model->series->live_samples;
527 case DATA_SOURCE_MEMORY:
528 return devc->model->series->buffer_samples / analog_probes;
534 static int digital_frame_size(const struct sr_dev_inst *sdi)
536 struct dev_context *devc = sdi->priv;
538 switch (devc->data_source) {
539 case DATA_SOURCE_LIVE:
540 return devc->model->series->live_samples * 2;
541 case DATA_SOURCE_MEMORY:
542 return devc->model->series->buffer_samples * 2;
548 static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi,
549 const struct sr_probe_group *probe_group)
551 struct dev_context *devc;
552 struct sr_probe *probe;
555 int analog_channel = -1;
556 float smallest_diff = 0.0000000001;
560 if (!sdi || !(devc = sdi->priv))
563 /* If a probe group is specified, it must be a valid one. */
564 if (probe_group && !g_slist_find(sdi->probe_groups, probe_group)) {
565 sr_err("Invalid probe group specified.");
570 probe = g_slist_nth_data(probe_group->probes, 0);
573 if (probe->type == SR_PROBE_ANALOG) {
574 if (probe->name[2] < '1' || probe->name[2] > '4')
576 analog_channel = probe->name[2] - '1';
581 case SR_CONF_NUM_TIMEBASE:
582 *data = g_variant_new_int32(devc->model->series->num_horizontal_divs);
584 case SR_CONF_NUM_VDIV:
585 *data = g_variant_new_int32(NUM_VDIV);
586 case SR_CONF_DATA_SOURCE:
587 if (devc->data_source == DATA_SOURCE_LIVE)
588 *data = g_variant_new_string("Live");
589 else if (devc->data_source == DATA_SOURCE_MEMORY)
590 *data = g_variant_new_string("Memory");
592 *data = g_variant_new_string("Segmented");
594 case SR_CONF_SAMPLERATE:
595 if (devc->data_source == DATA_SOURCE_LIVE) {
596 samplerate = analog_frame_size(sdi) /
597 (devc->timebase * devc->model->series->num_horizontal_divs);
598 *data = g_variant_new_uint64(samplerate);
603 case SR_CONF_TRIGGER_SOURCE:
604 if (!strcmp(devc->trigger_source, "ACL"))
606 else if (!strcmp(devc->trigger_source, "CHAN1"))
608 else if (!strcmp(devc->trigger_source, "CHAN2"))
610 else if (!strcmp(devc->trigger_source, "CHAN3"))
612 else if (!strcmp(devc->trigger_source, "CHAN4"))
615 tmp_str = devc->trigger_source;
616 *data = g_variant_new_string(tmp_str);
618 case SR_CONF_TIMEBASE:
619 for (i = 0; i < devc->num_timebases; i++) {
620 float tb = (float)devc->timebases[i][0] / devc->timebases[i][1];
621 float diff = fabs(devc->timebase - tb);
622 if (diff < smallest_diff) {
623 smallest_diff = diff;
629 *data = g_variant_new("(tt)", devc->timebases[idx][0],
630 devc->timebases[idx][1]);
633 if (analog_channel < 0)
635 for (i = 0; i < ARRAY_SIZE(vdivs); i++) {
636 float vdiv = (float)vdivs[i][0] / vdivs[i][1];
637 float diff = fabs(devc->vdiv[analog_channel] - vdiv);
638 if (diff < smallest_diff) {
639 smallest_diff = diff;
645 *data = g_variant_new("(tt)", vdivs[idx][0], vdivs[idx][1]);
647 case SR_CONF_COUPLING:
648 if (analog_channel < 0)
650 *data = g_variant_new_string(devc->coupling[analog_channel]);
659 static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi,
660 const struct sr_probe_group *probe_group)
662 struct dev_context *devc;
670 if (!(devc = sdi->priv))
673 if (sdi->status != SR_ST_ACTIVE)
674 return SR_ERR_DEV_CLOSED;
676 /* If a probe group is specified, it must be a valid one. */
677 if (probe_group && !g_slist_find(sdi->probe_groups, probe_group)) {
678 sr_err("Invalid probe group specified.");
684 case SR_CONF_LIMIT_FRAMES:
685 devc->limit_frames = g_variant_get_uint64(data);
687 case SR_CONF_TRIGGER_SLOPE:
688 tmp_str = g_variant_get_string(data, NULL);
690 if (!tmp_str || !(tmp_str[0] == 'f' || tmp_str[0] == 'r'))
693 g_free(devc->trigger_slope);
694 devc->trigger_slope = g_strdup((tmp_str[0] == 'r') ? "POS" : "NEG");
695 ret = rigol_ds_config_set(sdi, ":TRIG:EDGE:SLOP %s", devc->trigger_slope);
697 case SR_CONF_HORIZ_TRIGGERPOS:
698 t_dbl = g_variant_get_double(data);
699 if (t_dbl < 0.0 || t_dbl > 1.0)
701 devc->horiz_triggerpos = t_dbl;
702 /* We have the trigger offset as a percentage of the frame, but
703 * need to express this in seconds. */
704 t_dbl = -(devc->horiz_triggerpos - 0.5) * devc->timebase * devc->num_timebases;
705 g_ascii_formatd(buffer, sizeof(buffer), "%.6f", t_dbl);
706 ret = rigol_ds_config_set(sdi, ":TIM:OFFS %s", buffer);
708 case SR_CONF_TIMEBASE:
709 g_variant_get(data, "(tt)", &p, &q);
710 for (i = 0; i < devc->num_timebases; i++) {
711 if (devc->timebases[i][0] == p && devc->timebases[i][1] == q) {
712 devc->timebase = (float)p / q;
713 g_ascii_formatd(buffer, sizeof(buffer), "%.9f",
715 ret = rigol_ds_config_set(sdi, ":TIM:SCAL %s", buffer);
719 if (i == devc->num_timebases)
722 case SR_CONF_TRIGGER_SOURCE:
723 tmp_str = g_variant_get_string(data, NULL);
724 for (i = 0; i < ARRAY_SIZE(trigger_sources); i++) {
725 if (!strcmp(trigger_sources[i], tmp_str)) {
726 g_free(devc->trigger_source);
727 devc->trigger_source = g_strdup(trigger_sources[i]);
728 if (!strcmp(devc->trigger_source, "AC Line"))
730 else if (!strcmp(devc->trigger_source, "CH1"))
732 else if (!strcmp(devc->trigger_source, "CH2"))
734 else if (!strcmp(devc->trigger_source, "CH3"))
736 else if (!strcmp(devc->trigger_source, "CH4"))
739 tmp_str = (char *)devc->trigger_source;
740 ret = rigol_ds_config_set(sdi, ":TRIG:EDGE:SOUR %s", tmp_str);
744 if (i == ARRAY_SIZE(trigger_sources))
749 sr_err("No probe group specified.");
750 return SR_ERR_PROBE_GROUP;
752 g_variant_get(data, "(tt)", &p, &q);
753 for (i = 0; i < 2; i++) {
754 if (probe_group == &devc->analog_groups[i]) {
755 for (j = 0; j < ARRAY_SIZE(vdivs); j++) {
756 if (vdivs[j][0] != p || vdivs[j][1] != q)
758 devc->vdiv[i] = (float)p / q;
759 g_ascii_formatd(buffer, sizeof(buffer), "%.3f",
761 return rigol_ds_config_set(sdi, ":CHAN%d:SCAL %s", i + 1,
768 case SR_CONF_COUPLING:
770 sr_err("No probe group specified.");
771 return SR_ERR_PROBE_GROUP;
773 tmp_str = g_variant_get_string(data, NULL);
774 for (i = 0; i < 2; i++) {
775 if (probe_group == &devc->analog_groups[i]) {
776 for (j = 0; j < ARRAY_SIZE(coupling); j++) {
777 if (!strcmp(tmp_str, coupling[j])) {
778 g_free(devc->coupling[i]);
779 devc->coupling[i] = g_strdup(coupling[j]);
780 return rigol_ds_config_set(sdi, ":CHAN%d:COUP %s", i + 1,
788 case SR_CONF_DATA_SOURCE:
789 tmp_str = g_variant_get_string(data, NULL);
790 if (!strcmp(tmp_str, "Live"))
791 devc->data_source = DATA_SOURCE_LIVE;
792 else if (devc->model->series->protocol >= PROTOCOL_V2
793 && !strcmp(tmp_str, "Memory"))
794 devc->data_source = DATA_SOURCE_MEMORY;
795 else if (devc->model->series->protocol >= PROTOCOL_V3
796 && !strcmp(tmp_str, "Segmented"))
797 devc->data_source = DATA_SOURCE_SEGMENTED;
809 static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi,
810 const struct sr_probe_group *probe_group)
812 GVariant *tuple, *rational[2];
815 struct dev_context *devc = NULL;
820 if (key == SR_CONF_SCAN_OPTIONS) {
821 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
822 hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t));
824 } else if (key == SR_CONF_DEVICE_OPTIONS && probe_group == NULL) {
825 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
826 hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));
830 /* Every other option requires a valid device instance. */
831 if (!sdi || !(devc = sdi->priv))
834 /* If a probe group is specified, it must be a valid one. */
836 if (probe_group != &devc->analog_groups[0]
837 && probe_group != &devc->analog_groups[1]) {
838 sr_err("Invalid probe group specified.");
844 case SR_CONF_DEVICE_OPTIONS:
846 sr_err("No probe group specified.");
847 return SR_ERR_PROBE_GROUP;
849 if (probe_group == &devc->digital_group) {
850 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
851 NULL, 0, sizeof(int32_t));
854 for (i = 0; i < 2; i++) {
855 if (probe_group == &devc->analog_groups[i]) {
856 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
857 analog_hwcaps, ARRAY_SIZE(analog_hwcaps), sizeof(int32_t));
864 case SR_CONF_COUPLING:
866 sr_err("No probe group specified.");
867 return SR_ERR_PROBE_GROUP;
869 *data = g_variant_new_strv(coupling, ARRAY_SIZE(coupling));
873 /* Can't know this until we have the exact model. */
876 sr_err("No probe group specified.");
877 return SR_ERR_PROBE_GROUP;
879 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
880 for (i = 0; i < NUM_VDIV; i++) {
881 rational[0] = g_variant_new_uint64(devc->vdivs[i][0]);
882 rational[1] = g_variant_new_uint64(devc->vdivs[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_TIMEBASE:
890 /* Can't know this until we have the exact model. */
892 if (devc->num_timebases <= 0)
894 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
895 for (i = 0; i < devc->num_timebases; i++) {
896 rational[0] = g_variant_new_uint64(devc->timebases[i][0]);
897 rational[1] = g_variant_new_uint64(devc->timebases[i][1]);
898 tuple = g_variant_new_tuple(rational, 2);
899 g_variant_builder_add_value(&gvb, tuple);
901 *data = g_variant_builder_end(&gvb);
903 case SR_CONF_TRIGGER_SOURCE:
905 /* Can't know this until we have the exact model. */
907 *data = g_variant_new_strv(trigger_sources,
908 devc->model->has_digital ? ARRAY_SIZE(trigger_sources) : 4);
910 case SR_CONF_DATA_SOURCE:
912 /* Can't know this until we have the exact model. */
914 switch (devc->model->series->protocol) {
916 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources) - 2);
919 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources) - 1);
922 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources));
933 static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
935 struct sr_scpi_dev_inst *scpi;
936 struct dev_context *devc;
937 struct sr_probe *probe;
938 struct sr_datafeed_packet packet;
941 if (sdi->status != SR_ST_ACTIVE)
942 return SR_ERR_DEV_CLOSED;
947 devc->num_frames = 0;
949 for (l = sdi->probes; l; l = l->next) {
951 sr_dbg("handling probe %s", probe->name);
952 if (probe->type == SR_PROBE_ANALOG) {
954 devc->enabled_analog_probes = g_slist_append(
955 devc->enabled_analog_probes, probe);
956 if (probe->enabled != devc->analog_channels[probe->index]) {
957 /* Enabled channel is currently disabled, or vice versa. */
958 if (rigol_ds_config_set(sdi, ":CHAN%d:DISP %s", probe->index + 1,
959 probe->enabled ? "ON" : "OFF") != SR_OK)
961 devc->analog_channels[probe->index] = probe->enabled;
963 } else if (probe->type == SR_PROBE_LOGIC) {
964 if (probe->enabled) {
965 devc->enabled_digital_probes = g_slist_append(
966 devc->enabled_digital_probes, probe);
967 /* Turn on LA module if currently off. */
968 if (!devc->la_enabled) {
969 if (rigol_ds_config_set(sdi, ":LA:DISP ON") != SR_OK)
971 devc->la_enabled = TRUE;
974 if (probe->enabled != devc->digital_channels[probe->index]) {
975 /* Enabled channel is currently disabled, or vice versa. */
976 if (rigol_ds_config_set(sdi, ":DIG%d:TURN %s", probe->index,
977 probe->enabled ? "ON" : "OFF") != SR_OK)
979 devc->digital_channels[probe->index] = probe->enabled;
984 if (!devc->enabled_analog_probes && !devc->enabled_digital_probes)
987 /* Turn off LA module if on and no digital probes selected. */
988 if (devc->la_enabled && !devc->enabled_digital_probes)
989 if (rigol_ds_config_set(sdi, ":LA:DISP OFF") != SR_OK)
992 /* Set memory mode. */
993 if (devc->data_source == DATA_SOURCE_SEGMENTED) {
994 sr_err("Data source 'Segmented' not yet supported");
998 devc->analog_frame_size = analog_frame_size(sdi);
999 devc->digital_frame_size = digital_frame_size(sdi);
1001 switch (devc->model->series->protocol) {
1003 if (rigol_ds_config_set(sdi, ":ACQ:MDEP LONG") != SR_OK)
1007 /* Apparently for the DS2000 the memory
1008 * depth can only be set in Running state -
1009 * this matches the behaviour of the UI. */
1010 if (rigol_ds_config_set(sdi, ":RUN") != SR_OK)
1012 if (rigol_ds_config_set(sdi, ":ACQ:MDEP %d",
1013 devc->analog_frame_size) != SR_OK)
1015 if (rigol_ds_config_set(sdi, ":STOP") != SR_OK)
1022 if (devc->data_source == DATA_SOURCE_LIVE)
1023 if (rigol_ds_config_set(sdi, ":RUN") != SR_OK)
1026 sr_scpi_source_add(scpi, G_IO_IN, 50, rigol_ds_receive, (void *)sdi);
1028 /* Send header packet to the session bus. */
1029 std_session_send_df_header(cb_data, LOG_PREFIX);
1031 if (devc->enabled_analog_probes)
1032 devc->channel_entry = devc->enabled_analog_probes;
1034 devc->channel_entry = devc->enabled_digital_probes;
1036 if (rigol_ds_capture_start(sdi) != SR_OK)
1039 /* Start of first frame. */
1040 packet.type = SR_DF_FRAME_BEGIN;
1041 sr_session_send(cb_data, &packet);
1046 static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
1048 struct dev_context *devc;
1049 struct sr_scpi_dev_inst *scpi;
1050 struct sr_datafeed_packet packet;
1056 if (sdi->status != SR_ST_ACTIVE) {
1057 sr_err("Device inactive, can't stop acquisition.");
1061 /* End of last frame. */
1062 packet.type = SR_DF_END;
1063 sr_session_send(sdi, &packet);
1065 g_slist_free(devc->enabled_analog_probes);
1066 g_slist_free(devc->enabled_digital_probes);
1067 devc->enabled_analog_probes = NULL;
1068 devc->enabled_digital_probes = NULL;
1070 sr_scpi_source_remove(scpi);
1075 SR_PRIV struct sr_dev_driver rigol_ds_driver_info = {
1077 .longname = "Rigol DS",
1082 .dev_list = dev_list,
1083 .dev_clear = dev_clear,
1084 .config_get = config_get,
1085 .config_set = config_set,
1086 .config_list = config_list,
1087 .dev_open = dev_open,
1088 .dev_close = dev_close,
1089 .dev_acquisition_start = dev_acquisition_start,
1090 .dev_acquisition_stop = dev_acquisition_stop,