2 * This file is part of the libsigrok project.
4 * Copyright (C) 2014 Bert Vermeulen <bert@biot.com>
5 * Copyright (C) 2017,2019 Frank Stettner <frank-stettner@gmx.net>
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
27 static struct sr_dev_driver scpi_pps_driver_info;
28 static struct sr_dev_driver hp_ib_pps_driver_info;
30 static const uint32_t scanopts[] = {
35 static const uint32_t drvopts[] = {
39 static const struct pps_channel_instance pci[] = {
40 { SR_MQ_VOLTAGE, SCPI_CMD_GET_MEAS_VOLTAGE, "V" },
41 { SR_MQ_CURRENT, SCPI_CMD_GET_MEAS_CURRENT, "I" },
42 { SR_MQ_POWER, SCPI_CMD_GET_MEAS_POWER, "P" },
43 { SR_MQ_FREQUENCY, SCPI_CMD_GET_MEAS_FREQUENCY, "F" },
46 static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi,
47 int (*get_hw_id)(struct sr_scpi_dev_inst *scpi,
48 struct sr_scpi_hw_info **scpi_response))
50 struct dev_context *devc;
51 struct sr_dev_inst *sdi;
52 struct sr_scpi_hw_info *hw_info;
53 struct sr_channel_group *cg;
54 struct sr_channel *ch;
55 const struct scpi_pps *device;
56 struct pps_channel *pch;
57 struct channel_spec *channels;
58 struct channel_group_spec *channel_groups, *cgs;
59 struct pps_channel_group *pcg;
64 unsigned int num_channels, num_channel_groups, ch_num, ch_idx, i, j;
69 if (get_hw_id(scpi, &hw_info) != SR_OK) {
70 sr_info("Couldn't get IDN response.");
75 for (i = 0; i < num_pps_profiles; i++) {
76 vendor = sr_vendor_alias(hw_info->manufacturer);
77 if (g_ascii_strcasecmp(vendor, pps_profiles[i].vendor))
79 model_re = g_regex_new(pps_profiles[i].model, 0, 0, NULL);
80 if (g_regex_match(model_re, hw_info->model, 0, &model_mi))
81 device = &pps_profiles[i];
82 g_match_info_unref(model_mi);
83 g_regex_unref(model_re);
88 sr_scpi_hw_info_free(hw_info);
92 sdi = g_malloc0(sizeof(struct sr_dev_inst));
93 sdi->vendor = g_strdup(vendor);
94 sdi->model = g_strdup(hw_info->model);
95 sdi->version = g_strdup(hw_info->firmware_version);
97 sdi->driver = &scpi_pps_driver_info;
98 sdi->inst_type = SR_INST_SCPI;
99 sdi->serial_num = g_strdup(hw_info->serial_number);
101 devc = g_malloc0(sizeof(struct dev_context));
102 devc->device = device;
103 sr_sw_limits_init(&devc->limits);
106 if (device->num_channels) {
107 /* Static channels and groups. */
108 channels = (struct channel_spec *)device->channels;
109 num_channels = device->num_channels;
110 channel_groups = (struct channel_group_spec *)device->channel_groups;
111 num_channel_groups = device->num_channel_groups;
113 /* Channels and groups need to be probed. */
114 ret = device->probe_channels(sdi, hw_info, &channels, &num_channels,
115 &channel_groups, &num_channel_groups);
117 sr_err("Failed to probe for channels.");
121 * Since these were dynamically allocated, we'll need to free them
124 devc->channels = channels;
125 devc->channel_groups = channel_groups;
129 for (ch_num = 0; ch_num < num_channels; ch_num++) {
130 /* Create one channel per measurable output unit. */
131 for (i = 0; i < ARRAY_SIZE(pci); i++) {
132 if (!sr_scpi_cmd_get(devc->device->commands, pci[i].command))
134 g_snprintf(ch_name, 16, "%s%s", pci[i].prefix,
135 channels[ch_num].name);
136 ch = sr_channel_new(sdi, ch_idx++, SR_CHANNEL_ANALOG, TRUE,
138 pch = g_malloc0(sizeof(struct pps_channel));
139 pch->hw_output_idx = ch_num;
140 pch->hwname = channels[ch_num].name;
146 for (i = 0; i < num_channel_groups; i++) {
147 cgs = &channel_groups[i];
148 cg = g_malloc0(sizeof(struct sr_channel_group));
149 cg->name = g_strdup(cgs->name);
150 for (j = 0, mask = 1; j < 64; j++, mask <<= 1) {
151 if (cgs->channel_index_mask & mask) {
152 for (l = sdi->channels; l; l = l->next) {
155 /* Add mqflags from channel_group_spec only to voltage
156 * and current channels.
158 if (pch->mq == SR_MQ_VOLTAGE || pch->mq == SR_MQ_CURRENT)
159 pch->mqflags = cgs->mqflags;
162 if (pch->hw_output_idx == j)
163 cg->channels = g_slist_append(cg->channels, ch);
167 pcg = g_malloc0(sizeof(struct pps_channel_group));
168 pcg->features = cgs->features;
170 sdi->channel_groups = g_slist_append(sdi->channel_groups, cg);
173 sr_scpi_hw_info_free(hw_info);
176 /* Don't send SCPI_CMD_LOCAL for HP 66xxB using SCPI over GPIB. */
177 if (!(devc->device->dialect == SCPI_DIALECT_HP_66XXB &&
178 scpi->transport == SCPI_TRANSPORT_LIBGPIB))
179 sr_scpi_cmd(sdi, devc->device->commands, 0, NULL, SCPI_CMD_LOCAL);
184 static gchar *hpib_get_revision(struct sr_scpi_dev_inst *scpi)
189 GRegex *version_regex;
191 ret = sr_scpi_get_string(scpi, "ROM?", &response);
192 if (ret != SR_OK && !response)
195 /* Example version string: "B01 B01" */
196 version_regex = g_regex_new("[A-Z][0-9]{2} [A-Z][0-9]{2}", 0, 0, NULL);
197 matches = g_regex_match(version_regex, response, 0, NULL);
198 g_regex_unref(version_regex);
201 /* Not a valid version string. Ignore it. */
205 /* Replace space with dot. */
213 * This function assumes the response is in the form "HP<model_number>"
215 * HP made many GPIB (then called HP-IB) instruments before the SCPI command
216 * set was introduced into the standard. We haven't seen any non-HP instruments
217 * which respond to the "ID?" query, so assume all are HP for now.
219 static int hpib_get_hw_id(struct sr_scpi_dev_inst *scpi,
220 struct sr_scpi_hw_info **scpi_response)
224 struct sr_scpi_hw_info *hw_info;
226 ret = sr_scpi_get_string(scpi, "ID?", &response);
227 if ((ret != SR_OK) || !response)
230 hw_info = g_malloc0(sizeof(struct sr_scpi_hw_info));
232 *scpi_response = hw_info;
233 hw_info->model = response;
234 hw_info->firmware_version = hpib_get_revision(scpi);
235 hw_info->manufacturer = g_strdup("HP");
240 static struct sr_dev_inst *probe_scpi_pps_device(struct sr_scpi_dev_inst *scpi)
242 return probe_device(scpi, sr_scpi_get_hw_id);
245 static struct sr_dev_inst *probe_hpib_pps_device(struct sr_scpi_dev_inst *scpi)
247 return probe_device(scpi, hpib_get_hw_id);
250 static GSList *scan_scpi_pps(struct sr_dev_driver *di, GSList *options)
252 return sr_scpi_scan(di->context, options, probe_scpi_pps_device);
255 static GSList *scan_hpib_pps(struct sr_dev_driver *di, GSList *options)
257 return sr_scpi_scan(di->context, options, probe_hpib_pps_device);
260 static int dev_open(struct sr_dev_inst *sdi)
262 struct dev_context *devc;
263 struct sr_scpi_dev_inst *scpi;
267 if (sr_scpi_open(scpi) < 0)
272 /* Don't send SCPI_CMD_REMOTE for HP 66xxB using SCPI over GPIB. */
273 if (!(devc->device->dialect == SCPI_DIALECT_HP_66XXB &&
274 scpi->transport == SCPI_TRANSPORT_LIBGPIB))
275 sr_scpi_cmd(sdi, devc->device->commands, 0, NULL, SCPI_CMD_REMOTE);
277 devc->beeper_was_set = FALSE;
278 if (sr_scpi_cmd_resp(sdi, devc->device->commands, 0, NULL,
279 &beeper, G_VARIANT_TYPE_BOOLEAN, SCPI_CMD_BEEPER) == SR_OK) {
280 if (g_variant_get_boolean(beeper)) {
281 devc->beeper_was_set = TRUE;
282 sr_scpi_cmd(sdi, devc->device->commands,
283 0, NULL, SCPI_CMD_BEEPER_DISABLE);
285 g_variant_unref(beeper);
291 static int dev_close(struct sr_dev_inst *sdi)
293 struct sr_scpi_dev_inst *scpi;
294 struct dev_context *devc;
302 if (devc->beeper_was_set)
303 sr_scpi_cmd(sdi, devc->device->commands,
304 0, NULL, SCPI_CMD_BEEPER_ENABLE);
306 /* Don't send SCPI_CMD_LOCAL for HP 66xxB using SCPI over GPIB. */
307 if (!(devc->device->dialect == SCPI_DIALECT_HP_66XXB &&
308 scpi->transport == SCPI_TRANSPORT_LIBGPIB))
309 sr_scpi_cmd(sdi, devc->device->commands, 0, NULL, SCPI_CMD_LOCAL);
311 return sr_scpi_close(scpi);
314 static void clear_helper(struct dev_context *devc)
316 g_free(devc->channels);
317 g_free(devc->channel_groups);
320 static int dev_clear(const struct sr_dev_driver *di)
322 return std_dev_clear_with_callback(di, (std_dev_clear_callback)clear_helper);
325 static int config_get(uint32_t key, GVariant **data,
326 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
328 struct dev_context *devc;
329 const GVariantType *gvtype;
331 int channel_group_cmd;
332 char *channel_group_name;
336 gboolean is_hmp_sqii;
345 * These options only apply to channel groups with a single
346 * channel -- they're per-channel settings for the device.
350 * Config keys are handled below depending on whether a channel
351 * group was provided by the frontend. However some of these
352 * take a CG on one PPS but not on others. Check the device's
353 * profile for that here, and NULL out the channel group as needed.
355 for (i = 0; i < devc->device->num_devopts; i++) {
356 if (devc->device->devopts[i] == key) {
366 case SR_CONF_ENABLED:
367 gvtype = G_VARIANT_TYPE_BOOLEAN;
368 cmd = SCPI_CMD_GET_OUTPUT_ENABLED;
370 case SR_CONF_VOLTAGE:
371 gvtype = G_VARIANT_TYPE_DOUBLE;
372 cmd = SCPI_CMD_GET_MEAS_VOLTAGE;
374 case SR_CONF_VOLTAGE_TARGET:
375 gvtype = G_VARIANT_TYPE_DOUBLE;
376 cmd = SCPI_CMD_GET_VOLTAGE_TARGET;
378 case SR_CONF_OUTPUT_FREQUENCY:
379 gvtype = G_VARIANT_TYPE_DOUBLE;
380 cmd = SCPI_CMD_GET_MEAS_FREQUENCY;
382 case SR_CONF_OUTPUT_FREQUENCY_TARGET:
383 gvtype = G_VARIANT_TYPE_DOUBLE;
384 cmd = SCPI_CMD_GET_FREQUENCY_TARGET;
386 case SR_CONF_CURRENT:
387 gvtype = G_VARIANT_TYPE_DOUBLE;
388 cmd = SCPI_CMD_GET_MEAS_CURRENT;
390 case SR_CONF_CURRENT_LIMIT:
391 gvtype = G_VARIANT_TYPE_DOUBLE;
392 cmd = SCPI_CMD_GET_CURRENT_LIMIT;
394 case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
395 if (devc->device->dialect == SCPI_DIALECT_HMP) {
396 /* OVP is always enabled. */
397 *data = g_variant_new_boolean(TRUE);
400 gvtype = G_VARIANT_TYPE_BOOLEAN;
401 cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ENABLED;
403 case SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE:
404 if (devc->device->dialect == SCPI_DIALECT_HP_66XXB ||
405 devc->device->dialect == SCPI_DIALECT_HP_COMP)
406 gvtype = G_VARIANT_TYPE_STRING;
408 gvtype = G_VARIANT_TYPE_BOOLEAN;
409 cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ACTIVE;
411 case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD:
412 gvtype = G_VARIANT_TYPE_DOUBLE;
413 cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_THRESHOLD;
415 case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
416 gvtype = G_VARIANT_TYPE_BOOLEAN;
417 cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ENABLED;
419 case SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE:
420 if (devc->device->dialect == SCPI_DIALECT_HP_66XXB ||
421 devc->device->dialect == SCPI_DIALECT_HP_COMP)
422 gvtype = G_VARIANT_TYPE_STRING;
424 gvtype = G_VARIANT_TYPE_BOOLEAN;
425 cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ACTIVE;
427 case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD:
428 gvtype = G_VARIANT_TYPE_DOUBLE;
429 cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_THRESHOLD;
431 case SR_CONF_OVER_TEMPERATURE_PROTECTION:
432 if (devc->device->dialect == SCPI_DIALECT_HMP) {
433 /* OTP is always enabled. */
434 *data = g_variant_new_boolean(TRUE);
437 gvtype = G_VARIANT_TYPE_BOOLEAN;
438 cmd = SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION;
440 case SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE:
441 if (devc->device->dialect == SCPI_DIALECT_HP_66XXB ||
442 devc->device->dialect == SCPI_DIALECT_HP_COMP ||
443 devc->device->dialect == SCPI_DIALECT_HMP)
444 gvtype = G_VARIANT_TYPE_STRING;
446 gvtype = G_VARIANT_TYPE_BOOLEAN;
447 cmd = SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION_ACTIVE;
449 case SR_CONF_REGULATION:
450 gvtype = G_VARIANT_TYPE_STRING;
451 cmd = SCPI_CMD_GET_OUTPUT_REGULATION;
454 return sr_sw_limits_config_get(&devc->limits, key, data);
459 channel_group_cmd = 0;
460 channel_group_name = NULL;
462 channel_group_cmd = SCPI_CMD_SELECT_CHANNEL;
463 channel_group_name = g_strdup(cg->name);
467 is_hmp_sqii |= cmd == SCPI_CMD_GET_OUTPUT_REGULATION;
468 is_hmp_sqii |= cmd == SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION_ACTIVE;
469 is_hmp_sqii &= devc->device->dialect == SCPI_DIALECT_HMP;
472 /* STAT:QUES:INST:ISUMx query requires channel spec. */
473 sr_err("Need a channel group for regulation or OTP-active query.");
476 ret = sr_scpi_cmd_resp(sdi, devc->device->commands,
477 0, NULL, data, gvtype, cmd, channel_group_name);
479 ret = sr_scpi_cmd_resp(sdi, devc->device->commands,
480 channel_group_cmd, channel_group_name, data, gvtype, cmd);
482 g_free(channel_group_name);
485 * Handle special cases
488 if (cmd == SCPI_CMD_GET_OUTPUT_REGULATION) {
489 if (devc->device->dialect == SCPI_DIALECT_PHILIPS) {
491 * The Philips PM2800 series returns VOLT/CURR. We always return
492 * a GVariant string in the Rigol notation (CV/CC/UR).
494 s = g_variant_get_string(*data, NULL);
495 if (!g_strcmp0(s, "VOLT")) {
496 g_variant_unref(*data);
497 *data = g_variant_new_string("CV");
498 } else if (!g_strcmp0(s, "CURR")) {
499 g_variant_unref(*data);
500 *data = g_variant_new_string("CC");
503 if (devc->device->dialect == SCPI_DIALECT_HP_COMP) {
504 /* Evaluate Status Register from a HP 66xx in COMP mode. */
505 s = g_variant_get_string(*data, NULL);
507 g_variant_unref(*data);
509 *data = g_variant_new_string("CV");
510 else if (reg & (1 << 1))
511 *data = g_variant_new_string("CC");
512 else if (reg & (1 << 2))
513 *data = g_variant_new_string("UR");
514 else if (reg & (1 << 9))
515 *data = g_variant_new_string("CC-");
517 *data = g_variant_new_string("");
519 if (devc->device->dialect == SCPI_DIALECT_HP_66XXB) {
520 /* Evaluate Operational Status Register from a HP 66xxB. */
521 s = g_variant_get_string(*data, NULL);
523 g_variant_unref(*data);
525 *data = g_variant_new_string("CV");
526 else if (reg & (1 << 10))
527 *data = g_variant_new_string("CC");
528 else if (reg & (1 << 11))
529 *data = g_variant_new_string("CC-");
531 *data = g_variant_new_string("UR");
533 if (devc->device->dialect == SCPI_DIALECT_HMP) {
534 /* Evaluate Condition Status Register from a HMP series device. */
535 s = g_variant_get_string(*data, NULL);
537 g_variant_unref(*data);
539 *data = g_variant_new_string("CC");
540 else if (reg & (1 << 1))
541 *data = g_variant_new_string("CV");
543 *data = g_variant_new_string("UR");
546 s = g_variant_get_string(*data, NULL);
547 if (g_strcmp0(s, "CV") && g_strcmp0(s, "CC") && g_strcmp0(s, "CC-") &&
548 g_strcmp0(s, "UR") && g_strcmp0(s, "")) {
550 sr_err("Unknown response to SCPI_CMD_GET_OUTPUT_REGULATION: %s", s);
555 if (cmd == SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ACTIVE) {
556 if (devc->device->dialect == SCPI_DIALECT_HP_COMP) {
557 /* Evaluate Status Register from a HP 66xx in COMP mode. */
558 s = g_variant_get_string(*data, NULL);
560 g_variant_unref(*data);
561 *data = g_variant_new_boolean(reg & (1 << 3));
563 if (devc->device->dialect == SCPI_DIALECT_HP_66XXB) {
564 /* Evaluate Questionable Status Register bit 0 from a HP 66xxB. */
565 s = g_variant_get_string(*data, NULL);
567 g_variant_unref(*data);
568 *data = g_variant_new_boolean(reg & (1 << 0));
572 if (cmd == SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ACTIVE) {
573 if (devc->device->dialect == SCPI_DIALECT_HP_COMP) {
574 /* Evaluate Status Register from a HP 66xx in COMP mode. */
575 s = g_variant_get_string(*data, NULL);
577 g_variant_unref(*data);
578 *data = g_variant_new_boolean(reg & (1 << 6));
580 if (devc->device->dialect == SCPI_DIALECT_HP_66XXB) {
581 /* Evaluate Questionable Status Register bit 1 from a HP 66xxB. */
582 s = g_variant_get_string(*data, NULL);
584 g_variant_unref(*data);
585 *data = g_variant_new_boolean(reg & (1 << 1));
589 if (cmd == SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION_ACTIVE) {
590 if (devc->device->dialect == SCPI_DIALECT_HP_COMP) {
591 /* Evaluate Status Register from a HP 66xx in COMP mode. */
592 s = g_variant_get_string(*data, NULL);
594 g_variant_unref(*data);
595 *data = g_variant_new_boolean(reg & (1 << 4));
597 if (devc->device->dialect == SCPI_DIALECT_HP_66XXB ||
598 devc->device->dialect == SCPI_DIALECT_HMP) {
599 /* Evaluate Questionable Status Register bit 4 from a HP 66xxB. */
600 s = g_variant_get_string(*data, NULL);
602 g_variant_unref(*data);
603 *data = g_variant_new_boolean(reg & (1 << 4));
610 static int config_set(uint32_t key, GVariant *data,
611 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
613 struct dev_context *devc;
615 int channel_group_cmd;
616 char *channel_group_name;
622 channel_group_cmd = 0;
623 channel_group_name = NULL;
625 channel_group_cmd = SCPI_CMD_SELECT_CHANNEL;
626 channel_group_name = g_strdup(cg->name);
632 case SR_CONF_ENABLED:
633 if (g_variant_get_boolean(data))
634 ret = sr_scpi_cmd(sdi, devc->device->commands,
635 channel_group_cmd, channel_group_name,
636 SCPI_CMD_SET_OUTPUT_ENABLE);
638 ret = sr_scpi_cmd(sdi, devc->device->commands,
639 channel_group_cmd, channel_group_name,
640 SCPI_CMD_SET_OUTPUT_DISABLE);
642 case SR_CONF_VOLTAGE_TARGET:
643 d = g_variant_get_double(data);
644 ret = sr_scpi_cmd(sdi, devc->device->commands,
645 channel_group_cmd, channel_group_name,
646 SCPI_CMD_SET_VOLTAGE_TARGET, d);
648 case SR_CONF_OUTPUT_FREQUENCY_TARGET:
649 d = g_variant_get_double(data);
650 ret = sr_scpi_cmd(sdi, devc->device->commands,
651 channel_group_cmd, channel_group_name,
652 SCPI_CMD_SET_FREQUENCY_TARGET, d);
654 case SR_CONF_CURRENT_LIMIT:
655 d = g_variant_get_double(data);
656 ret = sr_scpi_cmd(sdi, devc->device->commands,
657 channel_group_cmd, channel_group_name,
658 SCPI_CMD_SET_CURRENT_LIMIT, d);
660 case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
661 if (g_variant_get_boolean(data))
662 ret = sr_scpi_cmd(sdi, devc->device->commands,
663 channel_group_cmd, channel_group_name,
664 SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_ENABLE);
666 ret = sr_scpi_cmd(sdi, devc->device->commands,
667 channel_group_cmd, channel_group_name,
668 SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_DISABLE);
670 case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD:
671 d = g_variant_get_double(data);
672 ret = sr_scpi_cmd(sdi, devc->device->commands,
673 channel_group_cmd, channel_group_name,
674 SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_THRESHOLD, d);
676 case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
677 if (g_variant_get_boolean(data))
678 ret = sr_scpi_cmd(sdi, devc->device->commands,
679 channel_group_cmd, channel_group_name,
680 SCPI_CMD_SET_OVER_CURRENT_PROTECTION_ENABLE);
682 ret = sr_scpi_cmd(sdi, devc->device->commands,
683 channel_group_cmd, channel_group_name,
684 SCPI_CMD_SET_OVER_CURRENT_PROTECTION_DISABLE);
686 case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD:
687 d = g_variant_get_double(data);
688 ret = sr_scpi_cmd(sdi, devc->device->commands,
689 channel_group_cmd, channel_group_name,
690 SCPI_CMD_SET_OVER_CURRENT_PROTECTION_THRESHOLD, d);
692 case SR_CONF_OVER_TEMPERATURE_PROTECTION:
693 if (g_variant_get_boolean(data))
694 ret = sr_scpi_cmd(sdi, devc->device->commands,
695 channel_group_cmd, channel_group_name,
696 SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_ENABLE);
698 ret = sr_scpi_cmd(sdi, devc->device->commands,
699 channel_group_cmd, channel_group_name,
700 SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_DISABLE);
703 ret = sr_sw_limits_config_set(&devc->limits, key, data);
706 g_free(channel_group_name);
711 static int config_list(uint32_t key, GVariant **data,
712 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
714 struct dev_context *devc;
715 struct sr_channel *ch;
716 struct pps_channel *pch;
717 const struct channel_spec *ch_spec;
721 devc = (sdi) ? sdi->priv : NULL;
725 case SR_CONF_SCAN_OPTIONS:
726 case SR_CONF_DEVICE_OPTIONS:
727 return std_opts_config_list(key, data, sdi, cg,
728 ARRAY_AND_SIZE(scanopts),
729 ARRAY_AND_SIZE(drvopts),
730 (devc && devc->device) ? devc->device->devopts : NULL,
731 (devc && devc->device) ? devc->device->num_devopts : 0);
733 case SR_CONF_CHANNEL_CONFIG:
734 if (!devc || !devc->device)
738 if (devc->device->features & PPS_INDEPENDENT)
739 s[i++] = "Independent";
740 if (devc->device->features & PPS_SERIES)
742 if (devc->device->features & PPS_PARALLEL)
746 * Shouldn't happen: independent-only devices
747 * shouldn't advertise this option at all.
751 *data = g_variant_new_strv(s, i);
758 * Per-channel-group options depending on a channel are actually
759 * done with the first channel. Channel groups in PPS can have
760 * more than one channel, but they will typically be of equal
761 * specification for use in series or parallel mode.
763 ch = cg->channels->data;
765 if (!devc || !devc->device)
767 ch_spec = &(devc->device->channels[pch->hw_output_idx]);
770 case SR_CONF_DEVICE_OPTIONS:
771 *data = std_gvar_array_u32(devc->device->devopts_cg, devc->device->num_devopts_cg);
773 case SR_CONF_VOLTAGE_TARGET:
774 *data = std_gvar_min_max_step_array(ch_spec->voltage);
776 case SR_CONF_OUTPUT_FREQUENCY_TARGET:
777 *data = std_gvar_min_max_step_array(ch_spec->frequency);
779 case SR_CONF_CURRENT_LIMIT:
780 *data = std_gvar_min_max_step_array(ch_spec->current);
782 case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD:
783 *data = std_gvar_min_max_step_array(ch_spec->ovp);
785 case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD:
786 *data = std_gvar_min_max_step_array(ch_spec->ocp);
796 static int dev_acquisition_start(const struct sr_dev_inst *sdi)
798 struct dev_context *devc;
799 struct sr_scpi_dev_inst *scpi;
805 /* Prime the pipe with the first channel. */
806 devc->cur_acquisition_channel = sr_next_enabled_channel(sdi, NULL);
808 /* Device specific initialization before acquisition starts. */
809 if (devc->device->init_acquisition)
810 devc->device->init_acquisition(sdi);
812 if ((ret = sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 10,
813 scpi_pps_receive_data, (void *)sdi)) != SR_OK)
815 std_session_send_df_header(sdi);
816 sr_sw_limits_acquisition_start(&devc->limits);
821 static int dev_acquisition_stop(struct sr_dev_inst *sdi)
823 struct sr_scpi_dev_inst *scpi;
827 sr_scpi_source_remove(sdi->session, scpi);
829 std_session_send_df_end(sdi);
834 static struct sr_dev_driver scpi_pps_driver_info = {
836 .longname = "SCPI PPS",
839 .cleanup = std_cleanup,
840 .scan = scan_scpi_pps,
841 .dev_list = std_dev_list,
842 .dev_clear = dev_clear,
843 .config_get = config_get,
844 .config_set = config_set,
845 .config_list = config_list,
846 .dev_open = dev_open,
847 .dev_close = dev_close,
848 .dev_acquisition_start = dev_acquisition_start,
849 .dev_acquisition_stop = dev_acquisition_stop,
853 static struct sr_dev_driver hp_ib_pps_driver_info = {
855 .longname = "HP-IB PPS",
858 .cleanup = std_cleanup,
859 .scan = scan_hpib_pps,
860 .dev_list = std_dev_list,
861 .dev_clear = dev_clear,
862 .config_get = config_get,
863 .config_set = config_set,
864 .config_list = config_list,
865 .dev_open = dev_open,
866 .dev_close = dev_close,
867 .dev_acquisition_start = dev_acquisition_start,
868 .dev_acquisition_stop = dev_acquisition_stop,
871 SR_REGISTER_DEV_DRIVER(scpi_pps_driver_info);
872 SR_REGISTER_DEV_DRIVER(hp_ib_pps_driver_info);