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ca1a7cb5 BV |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2014 Bert Vermeulen <bert@biot.com> | |
5 | * | |
6 | * This program is free software: you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation, either version 3 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
6ec6c43b | 20 | #include <config.h> |
9e45cd41 | 21 | #include <string.h> |
ba464a12 | 22 | #include <strings.h> |
91ef511d | 23 | #include "scpi.h" |
ca1a7cb5 BV |
24 | #include "protocol.h" |
25 | ||
dd5c48a6 | 26 | static struct sr_dev_driver scpi_pps_driver_info; |
c2af709b | 27 | static struct sr_dev_driver hp_ib_pps_driver_info; |
9e45cd41 | 28 | |
584560f1 | 29 | static const uint32_t scanopts[] = { |
9e45cd41 BV |
30 | SR_CONF_CONN, |
31 | SR_CONF_SERIALCOMM, | |
32 | }; | |
ca1a7cb5 | 33 | |
9d9cf1c4 | 34 | static const uint32_t drvopts[] = { |
a258204e | 35 | SR_CONF_POWER_SUPPLY, |
a258204e BV |
36 | }; |
37 | ||
329733d9 | 38 | static const struct pps_channel_instance pci[] = { |
01b0257a BV |
39 | { SR_MQ_VOLTAGE, SCPI_CMD_GET_MEAS_VOLTAGE, "V" }, |
40 | { SR_MQ_CURRENT, SCPI_CMD_GET_MEAS_CURRENT, "I" }, | |
41 | { SR_MQ_POWER, SCPI_CMD_GET_MEAS_POWER, "P" }, | |
4264f1c0 | 42 | { SR_MQ_FREQUENCY, SCPI_CMD_GET_MEAS_FREQUENCY, "F" }, |
01b0257a BV |
43 | }; |
44 | ||
c2af709b AG |
45 | static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi, |
46 | int (*get_hw_id)(struct sr_scpi_dev_inst *scpi, | |
47 | struct sr_scpi_hw_info **scpi_response) | |
48 | ) | |
ca1a7cb5 | 49 | { |
9e45cd41 BV |
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; | |
01b0257a | 56 | struct pps_channel *pch; |
4a471029 BV |
57 | struct channel_spec *channels; |
58 | struct channel_group_spec *channel_groups, *cgs; | |
9e45cd41 | 59 | struct pps_channel_group *pcg; |
58b77c41 BV |
60 | GRegex *model_re; |
61 | GMatchInfo *model_mi; | |
01b0257a | 62 | GSList *l; |
9e45cd41 | 63 | uint64_t mask; |
4a471029 BV |
64 | unsigned int num_channels, num_channel_groups, ch_num, ch_idx, i, j; |
65 | int ret; | |
22c18b03 | 66 | const char *vendor; |
01b0257a | 67 | char ch_name[16]; |
9e45cd41 | 68 | |
c2af709b | 69 | if (get_hw_id(scpi, &hw_info) != SR_OK) { |
9e45cd41 BV |
70 | sr_info("Couldn't get IDN response."); |
71 | return NULL; | |
72 | } | |
73 | ||
74 | device = NULL; | |
75 | for (i = 0; i < num_pps_profiles; i++) { | |
91ef511d | 76 | vendor = sr_vendor_alias(hw_info->manufacturer); |
34577da6 | 77 | if (g_ascii_strcasecmp(vendor, pps_profiles[i].vendor)) |
22c18b03 | 78 | continue; |
58b77c41 BV |
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)) | |
9e45cd41 | 81 | device = &pps_profiles[i]; |
58b77c41 BV |
82 | g_match_info_unref(model_mi); |
83 | g_regex_unref(model_re); | |
84 | if (device) | |
9e45cd41 | 85 | break; |
9e45cd41 BV |
86 | } |
87 | if (!device) { | |
88 | sr_scpi_hw_info_free(hw_info); | |
89 | return NULL; | |
90 | } | |
91 | ||
aac29cc1 | 92 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
93 | sdi->vendor = g_strdup(vendor); |
94 | sdi->model = g_strdup(hw_info->model); | |
95 | sdi->version = g_strdup(hw_info->firmware_version); | |
9e45cd41 | 96 | sdi->conn = scpi; |
4f840ce9 | 97 | sdi->driver = &scpi_pps_driver_info; |
9e45cd41 | 98 | sdi->inst_type = SR_INST_SCPI; |
d08667c5 SA |
99 | sdi->serial_num = g_strdup(hw_info->serial_number); |
100 | ||
9e45cd41 BV |
101 | devc = g_malloc0(sizeof(struct dev_context)); |
102 | devc->device = device; | |
103 | sdi->priv = devc; | |
104 | ||
4a471029 BV |
105 | if (device->num_channels) { |
106 | /* Static channels and groups. */ | |
329733d9 | 107 | channels = (struct channel_spec *)device->channels; |
4a471029 | 108 | num_channels = device->num_channels; |
329733d9 | 109 | channel_groups = (struct channel_group_spec *)device->channel_groups; |
4a471029 BV |
110 | num_channel_groups = device->num_channel_groups; |
111 | } else { | |
112 | /* Channels and groups need to be probed. */ | |
113 | ret = device->probe_channels(sdi, hw_info, &channels, &num_channels, | |
114 | &channel_groups, &num_channel_groups); | |
115 | if (ret != SR_OK) { | |
116 | sr_err("Failed to probe for channels."); | |
117 | return NULL; | |
118 | } | |
119 | /* | |
120 | * Since these were dynamically allocated, we'll need to free them | |
121 | * later. | |
122 | */ | |
123 | devc->channels = channels; | |
124 | devc->channel_groups = channel_groups; | |
125 | } | |
126 | ||
01b0257a | 127 | ch_idx = 0; |
4a471029 | 128 | for (ch_num = 0; ch_num < num_channels; ch_num++) { |
01b0257a | 129 | /* Create one channel per measurable output unit. */ |
01b0257a | 130 | for (i = 0; i < ARRAY_SIZE(pci); i++) { |
91ef511d | 131 | if (!scpi_cmd_get(devc->device->commands, pci[i].command)) |
01b0257a BV |
132 | continue; |
133 | g_snprintf(ch_name, 16, "%s%s", pci[i].prefix, | |
4a471029 | 134 | channels[ch_num].name); |
5e23fcab ML |
135 | ch = sr_channel_new(sdi, ch_idx++, SR_CHANNEL_ANALOG, TRUE, |
136 | ch_name); | |
01b0257a BV |
137 | pch = g_malloc0(sizeof(struct pps_channel)); |
138 | pch->hw_output_idx = ch_num; | |
4a471029 | 139 | pch->hwname = channels[ch_num].name; |
01b0257a BV |
140 | pch->mq = pci[i].mq; |
141 | ch->priv = pch; | |
01b0257a | 142 | } |
9e45cd41 | 143 | } |
ca1a7cb5 | 144 | |
4a471029 BV |
145 | for (i = 0; i < num_channel_groups; i++) { |
146 | cgs = &channel_groups[i]; | |
9e45cd41 BV |
147 | cg = g_malloc0(sizeof(struct sr_channel_group)); |
148 | cg->name = g_strdup(cgs->name); | |
149 | for (j = 0, mask = 1; j < 64; j++, mask <<= 1) { | |
150 | if (cgs->channel_index_mask & mask) { | |
01b0257a BV |
151 | for (l = sdi->channels; l; l = l->next) { |
152 | ch = l->data; | |
153 | pch = ch->priv; | |
154 | if (pch->hw_output_idx == j) | |
155 | cg->channels = g_slist_append(cg->channels, ch); | |
156 | } | |
9e45cd41 BV |
157 | } |
158 | } | |
159 | pcg = g_malloc0(sizeof(struct pps_channel_group)); | |
160 | pcg->features = cgs->features; | |
161 | cg->priv = pcg; | |
162 | sdi->channel_groups = g_slist_append(sdi->channel_groups, cg); | |
163 | } | |
ca1a7cb5 | 164 | |
4a471029 BV |
165 | sr_scpi_hw_info_free(hw_info); |
166 | hw_info = NULL; | |
167 | ||
91ef511d | 168 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_LOCAL); |
ca1a7cb5 | 169 | |
9e45cd41 BV |
170 | return sdi; |
171 | } | |
ca1a7cb5 | 172 | |
c2af709b | 173 | static gchar *hpib_get_revision(struct sr_scpi_dev_inst *scpi) |
9e45cd41 | 174 | { |
c2af709b AG |
175 | int ret; |
176 | gboolean matches; | |
177 | char *response; | |
178 | GRegex *version_regex; | |
179 | ||
180 | ret = sr_scpi_get_string(scpi, "ROM?", &response); | |
181 | if (ret != SR_OK && !response) | |
182 | return NULL; | |
183 | ||
184 | /* Example version string: "B01 B01" */ | |
185 | version_regex = g_regex_new("[A-Z][0-9]{2} [A-Z][0-9]{2}", 0, 0, NULL); | |
186 | matches = g_regex_match(version_regex, response, 0, NULL); | |
187 | g_regex_unref(version_regex); | |
188 | ||
189 | if (!matches) { | |
190 | /* Not a valid version string. Ignore it. */ | |
191 | g_free(response); | |
192 | response = NULL; | |
193 | } else { | |
194 | /* Replace space with dot. */ | |
195 | response[3] = '.'; | |
196 | } | |
197 | ||
198 | return response; | |
199 | } | |
200 | ||
201 | /* | |
202 | * This function assumes the response is in the form "HP<model_number>" | |
203 | * | |
204 | * HP made many GPIB (then called HP-IB) instruments before the SCPI command | |
205 | * set was introduced into the standard. We haven't seen any non-HP instruments | |
206 | * which respond to the "ID?" query, so assume all are HP for now. | |
207 | */ | |
208 | static int hpib_get_hw_id(struct sr_scpi_dev_inst *scpi, | |
209 | struct sr_scpi_hw_info **scpi_response) | |
210 | { | |
211 | int ret; | |
212 | char *response; | |
213 | struct sr_scpi_hw_info *hw_info; | |
214 | ||
215 | ret = sr_scpi_get_string(scpi, "ID?", &response); | |
216 | if ((ret != SR_OK) || !response) | |
217 | return SR_ERR; | |
218 | ||
219 | hw_info = g_malloc0(sizeof(struct sr_scpi_hw_info)); | |
220 | ||
221 | *scpi_response = hw_info; | |
222 | hw_info->model = response; | |
223 | hw_info->firmware_version = hpib_get_revision(scpi); | |
224 | hw_info->manufacturer = g_strdup("HP"); | |
225 | ||
226 | return SR_OK; | |
227 | } | |
228 | ||
229 | static struct sr_dev_inst *probe_scpi_pps_device(struct sr_scpi_dev_inst *scpi) | |
230 | { | |
231 | return probe_device(scpi, sr_scpi_get_hw_id); | |
232 | } | |
233 | ||
234 | static struct sr_dev_inst *probe_hpib_pps_device(struct sr_scpi_dev_inst *scpi) | |
235 | { | |
236 | return probe_device(scpi, hpib_get_hw_id); | |
237 | } | |
238 | ||
239 | static GSList *scan_scpi_pps(struct sr_dev_driver *di, GSList *options) | |
240 | { | |
241 | return sr_scpi_scan(di->context, options, probe_scpi_pps_device); | |
242 | } | |
243 | ||
244 | static GSList *scan_hpib_pps(struct sr_dev_driver *di, GSList *options) | |
245 | { | |
246 | return sr_scpi_scan(di->context, options, probe_hpib_pps_device); | |
ca1a7cb5 BV |
247 | } |
248 | ||
ca1a7cb5 BV |
249 | static int dev_open(struct sr_dev_inst *sdi) |
250 | { | |
ee2860ee | 251 | struct dev_context *devc; |
9e45cd41 | 252 | struct sr_scpi_dev_inst *scpi; |
ee2860ee | 253 | GVariant *beeper; |
9e45cd41 | 254 | |
7d4f1741 | 255 | if (sdi->status != SR_ST_INACTIVE) |
9e45cd41 | 256 | return SR_ERR; |
ca1a7cb5 | 257 | |
9e45cd41 BV |
258 | scpi = sdi->conn; |
259 | if (sr_scpi_open(scpi) < 0) | |
260 | return SR_ERR; | |
ca1a7cb5 BV |
261 | |
262 | sdi->status = SR_ST_ACTIVE; | |
263 | ||
91ef511d BV |
264 | devc = sdi->priv; |
265 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_REMOTE); | |
ee2860ee | 266 | devc->beeper_was_set = FALSE; |
91ef511d BV |
267 | if (scpi_cmd_resp(sdi, devc->device->commands, &beeper, |
268 | G_VARIANT_TYPE_BOOLEAN, SCPI_CMD_BEEPER) == SR_OK) { | |
ee2860ee BV |
269 | if (g_variant_get_boolean(beeper)) { |
270 | devc->beeper_was_set = TRUE; | |
91ef511d | 271 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_BEEPER_DISABLE); |
ee2860ee BV |
272 | } |
273 | g_variant_unref(beeper); | |
274 | } | |
60475cd7 | 275 | |
ca1a7cb5 BV |
276 | return SR_OK; |
277 | } | |
278 | ||
279 | static int dev_close(struct sr_dev_inst *sdi) | |
280 | { | |
9e45cd41 | 281 | struct sr_scpi_dev_inst *scpi; |
ee2860ee | 282 | struct dev_context *devc; |
ca1a7cb5 | 283 | |
9e45cd41 BV |
284 | if (sdi->status != SR_ST_ACTIVE) |
285 | return SR_ERR_DEV_CLOSED; | |
ca1a7cb5 | 286 | |
ee2860ee | 287 | devc = sdi->priv; |
9e45cd41 BV |
288 | scpi = sdi->conn; |
289 | if (scpi) { | |
ee2860ee | 290 | if (devc->beeper_was_set) |
91ef511d BV |
291 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_BEEPER_ENABLE); |
292 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_LOCAL); | |
9e45cd41 BV |
293 | sr_scpi_close(scpi); |
294 | sdi->status = SR_ST_INACTIVE; | |
295 | } | |
ca1a7cb5 BV |
296 | |
297 | return SR_OK; | |
298 | } | |
299 | ||
4a471029 BV |
300 | static void clear_helper(void *priv) |
301 | { | |
302 | struct dev_context *devc; | |
303 | ||
304 | devc = priv; | |
305 | g_free(devc->channels); | |
306 | g_free(devc->channel_groups); | |
307 | g_free(devc); | |
308 | } | |
309 | ||
1e726f56 | 310 | static int dev_clear(const struct sr_dev_driver *di) |
ca1a7cb5 | 311 | { |
4a471029 | 312 | return std_dev_clear(di, clear_helper); |
ca1a7cb5 BV |
313 | } |
314 | ||
584560f1 | 315 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
ca1a7cb5 BV |
316 | const struct sr_channel_group *cg) |
317 | { | |
9e45cd41 | 318 | struct dev_context *devc; |
478c8d92 BV |
319 | const GVariantType *gvtype; |
320 | unsigned int i; | |
321 | int cmd, ret; | |
069d9f25 | 322 | const char *s; |
ca1a7cb5 | 323 | |
9e45cd41 BV |
324 | if (!sdi) |
325 | return SR_ERR_ARG; | |
326 | ||
327 | devc = sdi->priv; | |
ca1a7cb5 | 328 | |
478c8d92 | 329 | if (cg) { |
9e45cd41 BV |
330 | /* |
331 | * These options only apply to channel groups with a single | |
332 | * channel -- they're per-channel settings for the device. | |
333 | */ | |
478c8d92 BV |
334 | |
335 | /* | |
336 | * Config keys are handled below depending on whether a channel | |
337 | * group was provided by the frontend. However some of these | |
338 | * take a CG on one PPS but not on others. Check the device's | |
339 | * profile for that here, and NULL out the channel group as needed. | |
340 | */ | |
341 | for (i = 0; i < devc->device->num_devopts; i++) { | |
342 | if (devc->device->devopts[i] == key) { | |
343 | cg = NULL; | |
344 | break; | |
345 | } | |
346 | } | |
478c8d92 | 347 | } |
9e45cd41 | 348 | |
478c8d92 BV |
349 | gvtype = NULL; |
350 | cmd = -1; | |
351 | switch (key) { | |
7a0b98b5 | 352 | case SR_CONF_ENABLED: |
478c8d92 BV |
353 | gvtype = G_VARIANT_TYPE_BOOLEAN; |
354 | cmd = SCPI_CMD_GET_OUTPUT_ENABLED; | |
355 | break; | |
7a0b98b5 | 356 | case SR_CONF_VOLTAGE: |
478c8d92 BV |
357 | gvtype = G_VARIANT_TYPE_DOUBLE; |
358 | cmd = SCPI_CMD_GET_MEAS_VOLTAGE; | |
359 | break; | |
7a0b98b5 | 360 | case SR_CONF_VOLTAGE_TARGET: |
478c8d92 | 361 | gvtype = G_VARIANT_TYPE_DOUBLE; |
ca95e90f | 362 | cmd = SCPI_CMD_GET_VOLTAGE_TARGET; |
478c8d92 | 363 | break; |
4264f1c0 AG |
364 | case SR_CONF_OUTPUT_FREQUENCY: |
365 | gvtype = G_VARIANT_TYPE_DOUBLE; | |
366 | cmd = SCPI_CMD_GET_MEAS_FREQUENCY; | |
367 | break; | |
368 | case SR_CONF_OUTPUT_FREQUENCY_TARGET: | |
369 | gvtype = G_VARIANT_TYPE_DOUBLE; | |
370 | cmd = SCPI_CMD_GET_FREQUENCY_TARGET; | |
371 | break; | |
7a0b98b5 | 372 | case SR_CONF_CURRENT: |
478c8d92 BV |
373 | gvtype = G_VARIANT_TYPE_DOUBLE; |
374 | cmd = SCPI_CMD_GET_MEAS_CURRENT; | |
375 | break; | |
7a0b98b5 | 376 | case SR_CONF_CURRENT_LIMIT: |
478c8d92 | 377 | gvtype = G_VARIANT_TYPE_DOUBLE; |
ca95e90f | 378 | cmd = SCPI_CMD_GET_CURRENT_LIMIT; |
478c8d92 BV |
379 | break; |
380 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED: | |
381 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
382 | cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ENABLED; | |
383 | break; | |
384 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE: | |
385 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
386 | cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ACTIVE; | |
387 | break; | |
388 | case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD: | |
389 | gvtype = G_VARIANT_TYPE_DOUBLE; | |
390 | cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_THRESHOLD; | |
391 | break; | |
392 | case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED: | |
393 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
394 | cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ENABLED; | |
395 | break; | |
396 | case SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE: | |
397 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
398 | cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ACTIVE; | |
399 | break; | |
400 | case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD: | |
401 | gvtype = G_VARIANT_TYPE_DOUBLE; | |
402 | cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_THRESHOLD; | |
403 | break; | |
404 | case SR_CONF_OVER_TEMPERATURE_PROTECTION: | |
405 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
406 | cmd = SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION; | |
407 | break; | |
7a0b98b5 | 408 | case SR_CONF_REGULATION: |
60475cd7 BV |
409 | gvtype = G_VARIANT_TYPE_STRING; |
410 | cmd = SCPI_CMD_GET_OUTPUT_REGULATION; | |
478c8d92 | 411 | } |
91ef511d BV |
412 | if (!gvtype) |
413 | return SR_ERR_NA; | |
414 | ||
415 | if (cg) | |
416 | select_channel(sdi, cg->channels->data); | |
417 | ret = scpi_cmd_resp(sdi, devc->device->commands, data, gvtype, cmd); | |
418 | ||
419 | if (cmd == SCPI_CMD_GET_OUTPUT_REGULATION) { | |
420 | /* | |
421 | * The Rigol DP800 series return CV/CC/UR, Philips PM2800 | |
422 | * return VOLT/CURR. We always return a GVariant string in | |
423 | * the Rigol notation. | |
424 | */ | |
d66c93cc | 425 | s = g_variant_get_string(*data, NULL); |
069d9f25 AJ |
426 | if (!strcmp(s, "VOLT")) { |
427 | g_variant_unref(*data); | |
91ef511d | 428 | *data = g_variant_new_string("CV"); |
069d9f25 AJ |
429 | } else if (!strcmp(s, "CURR")) { |
430 | g_variant_unref(*data); | |
91ef511d | 431 | *data = g_variant_new_string("CC"); |
069d9f25 AJ |
432 | } |
433 | ||
434 | s = g_variant_get_string(*data, NULL); | |
435 | if (strcmp(s, "CV") && strcmp(s, "CC") && strcmp(s, "UR")) { | |
91ef511d BV |
436 | sr_dbg("Unknown response to SCPI_CMD_GET_OUTPUT_REGULATION: %s", s); |
437 | ret = SR_ERR_DATA; | |
438 | } | |
91ef511d | 439 | } |
ca1a7cb5 BV |
440 | |
441 | return ret; | |
442 | } | |
443 | ||
584560f1 | 444 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
ca1a7cb5 BV |
445 | const struct sr_channel_group *cg) |
446 | { | |
91ef511d | 447 | struct dev_context *devc; |
9e45cd41 | 448 | double d; |
ca1a7cb5 | 449 | int ret; |
ca1a7cb5 | 450 | |
fdedbfcd BV |
451 | if (!sdi) |
452 | return SR_ERR_ARG; | |
453 | ||
ca1a7cb5 BV |
454 | if (sdi->status != SR_ST_ACTIVE) |
455 | return SR_ERR_DEV_CLOSED; | |
456 | ||
60475cd7 | 457 | if (cg) |
9e45cd41 | 458 | /* Channel group specified. */ |
60475cd7 BV |
459 | select_channel(sdi, cg->channels->data); |
460 | ||
91ef511d | 461 | devc = sdi->priv; |
e57057ae | 462 | |
60475cd7 | 463 | switch (key) { |
7a0b98b5 | 464 | case SR_CONF_ENABLED: |
60475cd7 | 465 | if (g_variant_get_boolean(data)) |
91ef511d BV |
466 | ret = scpi_cmd(sdi, devc->device->commands, |
467 | SCPI_CMD_SET_OUTPUT_ENABLE); | |
60475cd7 | 468 | else |
91ef511d BV |
469 | ret = scpi_cmd(sdi, devc->device->commands, |
470 | SCPI_CMD_SET_OUTPUT_DISABLE); | |
60475cd7 | 471 | break; |
7a0b98b5 | 472 | case SR_CONF_VOLTAGE_TARGET: |
60475cd7 | 473 | d = g_variant_get_double(data); |
91ef511d BV |
474 | ret = scpi_cmd(sdi, devc->device->commands, |
475 | SCPI_CMD_SET_VOLTAGE_TARGET, d); | |
60475cd7 | 476 | break; |
4264f1c0 AG |
477 | case SR_CONF_OUTPUT_FREQUENCY_TARGET: |
478 | d = g_variant_get_double(data); | |
91ef511d BV |
479 | ret = scpi_cmd(sdi, devc->device->commands, |
480 | SCPI_CMD_SET_FREQUENCY_TARGET, d); | |
4264f1c0 | 481 | break; |
7a0b98b5 | 482 | case SR_CONF_CURRENT_LIMIT: |
60475cd7 | 483 | d = g_variant_get_double(data); |
91ef511d BV |
484 | ret = scpi_cmd(sdi, devc->device->commands, |
485 | SCPI_CMD_SET_CURRENT_LIMIT, d); | |
60475cd7 BV |
486 | break; |
487 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED: | |
488 | if (g_variant_get_boolean(data)) | |
91ef511d BV |
489 | ret = scpi_cmd(sdi, devc->device->commands, |
490 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_ENABLE); | |
60475cd7 | 491 | else |
91ef511d BV |
492 | ret = scpi_cmd(sdi, devc->device->commands, |
493 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_DISABLE); | |
60475cd7 BV |
494 | break; |
495 | case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD: | |
496 | d = g_variant_get_double(data); | |
91ef511d BV |
497 | ret = scpi_cmd(sdi, devc->device->commands, |
498 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_THRESHOLD, d); | |
60475cd7 BV |
499 | break; |
500 | case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED: | |
501 | if (g_variant_get_boolean(data)) | |
91ef511d BV |
502 | ret = scpi_cmd(sdi, devc->device->commands, |
503 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_ENABLE); | |
60475cd7 | 504 | else |
91ef511d BV |
505 | ret = scpi_cmd(sdi, devc->device->commands, |
506 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_DISABLE); | |
60475cd7 BV |
507 | break; |
508 | case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD: | |
509 | d = g_variant_get_double(data); | |
91ef511d BV |
510 | ret = scpi_cmd(sdi, devc->device->commands, |
511 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_THRESHOLD, d); | |
60475cd7 BV |
512 | break; |
513 | case SR_CONF_OVER_TEMPERATURE_PROTECTION: | |
514 | if (g_variant_get_boolean(data)) | |
91ef511d BV |
515 | ret = scpi_cmd(sdi, devc->device->commands, |
516 | SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_ENABLE); | |
60475cd7 | 517 | else |
91ef511d BV |
518 | ret = scpi_cmd(sdi, devc->device->commands, |
519 | SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_DISABLE); | |
60475cd7 BV |
520 | break; |
521 | default: | |
522 | ret = SR_ERR_NA; | |
ca1a7cb5 BV |
523 | } |
524 | ||
525 | return ret; | |
526 | } | |
527 | ||
584560f1 | 528 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
ca1a7cb5 BV |
529 | const struct sr_channel_group *cg) |
530 | { | |
9e45cd41 BV |
531 | struct dev_context *devc; |
532 | struct sr_channel *ch; | |
329733d9 | 533 | const struct channel_spec *ch_spec; |
9e45cd41 BV |
534 | GVariant *gvar; |
535 | GVariantBuilder gvb; | |
536 | int ret, i; | |
537 | const char *s[16]; | |
538 | ||
539 | /* Always available, even without sdi. */ | |
540 | if (key == SR_CONF_SCAN_OPTIONS) { | |
584560f1 BV |
541 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
542 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); | |
9e45cd41 | 543 | return SR_OK; |
a258204e BV |
544 | } else if (key == SR_CONF_DEVICE_OPTIONS && !sdi) { |
545 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
9d9cf1c4 | 546 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); |
a258204e | 547 | return SR_OK; |
9e45cd41 | 548 | } |
ca1a7cb5 | 549 | |
9e45cd41 BV |
550 | if (!sdi) |
551 | return SR_ERR_ARG; | |
552 | devc = sdi->priv; | |
ca1a7cb5 BV |
553 | |
554 | ret = SR_OK; | |
9e45cd41 BV |
555 | if (!cg) { |
556 | /* No channel group: global options. */ | |
557 | switch (key) { | |
558 | case SR_CONF_DEVICE_OPTIONS: | |
584560f1 | 559 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
9e45cd41 | 560 | devc->device->devopts, devc->device->num_devopts, |
584560f1 | 561 | sizeof(uint32_t)); |
9e45cd41 | 562 | break; |
7a0b98b5 | 563 | case SR_CONF_CHANNEL_CONFIG: |
478c8d92 | 564 | /* Not used. */ |
9e45cd41 BV |
565 | i = 0; |
566 | if (devc->device->features & PPS_INDEPENDENT) | |
567 | s[i++] = "Independent"; | |
568 | if (devc->device->features & PPS_SERIES) | |
569 | s[i++] = "Series"; | |
570 | if (devc->device->features & PPS_PARALLEL) | |
571 | s[i++] = "Parallel"; | |
572 | if (i == 0) { | |
573 | /* | |
574 | * Shouldn't happen: independent-only devices | |
575 | * shouldn't advertise this option at all. | |
576 | */ | |
577 | return SR_ERR_NA; | |
578 | } | |
579 | *data = g_variant_new_strv(s, i); | |
580 | break; | |
581 | default: | |
582 | return SR_ERR_NA; | |
583 | } | |
584 | } else { | |
585 | /* Channel group specified. */ | |
9e45cd41 BV |
586 | /* |
587 | * Per-channel-group options depending on a channel are actually | |
588 | * done with the first channel. Channel groups in PPS can have | |
589 | * more than one channel, but they will typically be of equal | |
01b0257a | 590 | * specification for use in series or parallel mode. |
9e45cd41 | 591 | */ |
9e45cd41 BV |
592 | ch = cg->channels->data; |
593 | ||
594 | switch (key) { | |
595 | case SR_CONF_DEVICE_OPTIONS: | |
584560f1 | 596 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
9e45cd41 | 597 | devc->device->devopts_cg, devc->device->num_devopts_cg, |
584560f1 | 598 | sizeof(uint32_t)); |
9e45cd41 | 599 | break; |
7a0b98b5 | 600 | case SR_CONF_VOLTAGE_TARGET: |
9e45cd41 BV |
601 | ch_spec = &(devc->device->channels[ch->index]); |
602 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
603 | /* Min, max, write resolution. */ | |
604 | for (i = 0; i < 3; i++) { | |
605 | gvar = g_variant_new_double(ch_spec->voltage[i]); | |
606 | g_variant_builder_add_value(&gvb, gvar); | |
607 | } | |
608 | *data = g_variant_builder_end(&gvb); | |
609 | break; | |
4264f1c0 AG |
610 | case SR_CONF_OUTPUT_FREQUENCY_TARGET: |
611 | ch_spec = &(devc->device->channels[ch->index]); | |
612 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
613 | /* Min, max, write resolution. */ | |
614 | for (i = 0; i < 3; i++) { | |
615 | gvar = g_variant_new_double(ch_spec->frequency[i]); | |
616 | g_variant_builder_add_value(&gvb, gvar); | |
617 | } | |
618 | *data = g_variant_builder_end(&gvb); | |
619 | break; | |
7a0b98b5 | 620 | case SR_CONF_CURRENT_LIMIT: |
9e45cd41 BV |
621 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); |
622 | /* Min, max, step. */ | |
623 | for (i = 0; i < 3; i++) { | |
624 | ch_spec = &(devc->device->channels[ch->index]); | |
625 | gvar = g_variant_new_double(ch_spec->current[i]); | |
626 | g_variant_builder_add_value(&gvb, gvar); | |
627 | } | |
628 | *data = g_variant_builder_end(&gvb); | |
629 | break; | |
630 | default: | |
631 | return SR_ERR_NA; | |
632 | } | |
ca1a7cb5 BV |
633 | } |
634 | ||
635 | return ret; | |
636 | } | |
637 | ||
695dc859 | 638 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) |
ca1a7cb5 | 639 | { |
9e45cd41 BV |
640 | struct dev_context *devc; |
641 | struct sr_scpi_dev_inst *scpi; | |
642 | struct sr_channel *ch; | |
01b0257a BV |
643 | struct pps_channel *pch; |
644 | int cmd, ret; | |
ca1a7cb5 BV |
645 | |
646 | if (sdi->status != SR_ST_ACTIVE) | |
647 | return SR_ERR_DEV_CLOSED; | |
648 | ||
9e45cd41 BV |
649 | devc = sdi->priv; |
650 | scpi = sdi->conn; | |
9e45cd41 | 651 | |
01b0257a | 652 | if ((ret = sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 10, |
9e45cd41 BV |
653 | scpi_pps_receive_data, (void *)sdi)) != SR_OK) |
654 | return ret; | |
bee2b016 | 655 | std_session_send_df_header(sdi); |
9e45cd41 | 656 | |
01b0257a | 657 | /* Prime the pipe with the first channel's fetch. */ |
9c24d16a | 658 | ch = sr_next_enabled_channel(sdi, NULL); |
01b0257a | 659 | pch = ch->priv; |
c1603f45 | 660 | if ((ret = select_channel(sdi, ch)) < 0) |
984e4b0d | 661 | return ret; |
01b0257a BV |
662 | if (pch->mq == SR_MQ_VOLTAGE) |
663 | cmd = SCPI_CMD_GET_MEAS_VOLTAGE; | |
4264f1c0 AG |
664 | else if (pch->mq == SR_MQ_FREQUENCY) |
665 | cmd = SCPI_CMD_GET_MEAS_FREQUENCY; | |
01b0257a BV |
666 | else if (pch->mq == SR_MQ_CURRENT) |
667 | cmd = SCPI_CMD_GET_MEAS_CURRENT; | |
668 | else if (pch->mq == SR_MQ_POWER) | |
669 | cmd = SCPI_CMD_GET_MEAS_POWER; | |
670 | else | |
671 | return SR_ERR; | |
91ef511d | 672 | scpi_cmd(sdi, devc->device->commands, cmd, pch->hwname); |
ca1a7cb5 BV |
673 | |
674 | return SR_OK; | |
675 | } | |
676 | ||
695dc859 | 677 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
ca1a7cb5 | 678 | { |
9e45cd41 BV |
679 | struct sr_scpi_dev_inst *scpi; |
680 | float f; | |
681 | ||
ca1a7cb5 BV |
682 | if (sdi->status != SR_ST_ACTIVE) |
683 | return SR_ERR_DEV_CLOSED; | |
684 | ||
9e45cd41 BV |
685 | scpi = sdi->conn; |
686 | ||
687 | /* | |
688 | * A requested value is certainly on the way. Retrieve it now, | |
689 | * to avoid leaving the device in a state where it's not expecting | |
690 | * commands. | |
691 | */ | |
692 | sr_scpi_get_float(scpi, NULL, &f); | |
693 | sr_scpi_source_remove(sdi->session, scpi); | |
694 | ||
bee2b016 | 695 | std_session_send_df_end(sdi); |
bf48cceb | 696 | |
ca1a7cb5 BV |
697 | return SR_OK; |
698 | } | |
699 | ||
dd5c48a6 | 700 | static struct sr_dev_driver scpi_pps_driver_info = { |
ca1a7cb5 BV |
701 | .name = "scpi-pps", |
702 | .longname = "SCPI PPS", | |
703 | .api_version = 1, | |
c2fdcc25 | 704 | .init = std_init, |
700d6b64 | 705 | .cleanup = std_cleanup, |
c2af709b AG |
706 | .scan = scan_scpi_pps, |
707 | .dev_list = std_dev_list, | |
708 | .dev_clear = dev_clear, | |
709 | .config_get = config_get, | |
710 | .config_set = config_set, | |
711 | .config_list = config_list, | |
712 | .dev_open = dev_open, | |
713 | .dev_close = dev_close, | |
714 | .dev_acquisition_start = dev_acquisition_start, | |
715 | .dev_acquisition_stop = dev_acquisition_stop, | |
716 | .context = NULL, | |
717 | }; | |
718 | ||
719 | static struct sr_dev_driver hp_ib_pps_driver_info = { | |
720 | .name = "hpib-pps", | |
721 | .longname = "HP-IB PPS", | |
722 | .api_version = 1, | |
723 | .init = std_init, | |
724 | .cleanup = std_cleanup, | |
725 | .scan = scan_hpib_pps, | |
c01bf34c | 726 | .dev_list = std_dev_list, |
ca1a7cb5 BV |
727 | .dev_clear = dev_clear, |
728 | .config_get = config_get, | |
729 | .config_set = config_set, | |
730 | .config_list = config_list, | |
731 | .dev_open = dev_open, | |
732 | .dev_close = dev_close, | |
733 | .dev_acquisition_start = dev_acquisition_start, | |
734 | .dev_acquisition_stop = dev_acquisition_stop, | |
41812aca | 735 | .context = NULL, |
ca1a7cb5 | 736 | }; |
dd5c48a6 | 737 | SR_REGISTER_DEV_DRIVER(scpi_pps_driver_info); |
c2af709b | 738 | SR_REGISTER_DEV_DRIVER(hp_ib_pps_driver_info); |