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e75ee7de HV |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2015 Hannu Vuolasaho <vuokkosetae@gmail.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 | ||
20 | #include <config.h> | |
21 | #include "protocol.h" | |
22 | ||
d7083042 HV |
23 | static const uint32_t drvopts[] = { |
24 | /* Device class */ | |
25 | SR_CONF_POWER_SUPPLY, | |
26 | }; | |
27 | ||
28 | static const uint32_t scanopts[] = { | |
29 | SR_CONF_CONN, | |
30 | SR_CONF_SERIALCOMM, | |
31 | }; | |
32 | ||
33 | static const uint32_t devopts[] = { | |
34 | /* Device class */ | |
35 | SR_CONF_POWER_SUPPLY, | |
36 | /* Acquisition modes. */ | |
37 | SR_CONF_CONTINUOUS, | |
38 | SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, | |
39 | SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET, | |
40 | /* Device configuration */ | |
41 | SR_CONF_VOLTAGE | SR_CONF_GET, | |
42 | SR_CONF_VOLTAGE_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
43 | SR_CONF_CURRENT | SR_CONF_GET, | |
44 | SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
45 | SR_CONF_ENABLED | SR_CONF_GET | SR_CONF_SET, | |
b16d975a | 46 | SR_CONF_REGULATION | SR_CONF_GET, |
c40ed60f HV |
47 | SR_CONF_OVER_CURRENT_PROTECTION_ENABLED | SR_CONF_GET | SR_CONF_SET, |
48 | SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED | SR_CONF_GET | SR_CONF_SET, | |
d7083042 HV |
49 | }; |
50 | ||
51 | static const struct korad_kdxxxxp_model models[] = { | |
52 | /* Device enum, vendor, model, ID reply, channels, voltage, current */ | |
53 | {VELLEMAN_LABPS_3005D, "Velleman", "LABPS3005D", | |
54 | "VELLEMANLABPS3005DV2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}}, | |
55 | {0, NULL, NULL, NULL, 0, {0, 0, 0}, {0, 0, 0}} | |
56 | }; | |
57 | ||
e75ee7de HV |
58 | SR_PRIV struct sr_dev_driver korad_kdxxxxp_driver_info; |
59 | ||
60 | static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx) | |
61 | { | |
62 | return std_init(sr_ctx, di, LOG_PREFIX); | |
63 | } | |
64 | ||
65 | static GSList *scan(struct sr_dev_driver *di, GSList *options) | |
66 | { | |
67 | struct drv_context *drvc; | |
d7083042 HV |
68 | struct dev_context *devc; |
69 | GSList *devices, *l; | |
70 | struct sr_dev_inst *sdi; | |
71 | struct sr_config *src; | |
72 | const char *conn, *serialcomm; | |
73 | struct sr_serial_dev_inst *serial; | |
74 | char reply[50]; | |
75 | int i, model_id; | |
76 | unsigned int len; | |
e75ee7de HV |
77 | |
78 | devices = NULL; | |
d7083042 HV |
79 | conn = NULL; |
80 | serialcomm = NULL; | |
e75ee7de HV |
81 | drvc = di->context; |
82 | drvc->instances = NULL; | |
83 | ||
d7083042 HV |
84 | for (l = options; l; l = l->next) { |
85 | src = l->data; | |
86 | switch (src->key) { | |
87 | case SR_CONF_CONN: | |
88 | conn = g_variant_get_string(src->data, NULL); | |
89 | break; | |
90 | case SR_CONF_SERIALCOMM: | |
91 | serialcomm = g_variant_get_string(src->data, NULL); | |
92 | break; | |
93 | default: | |
94 | sr_err("Unknown option %d, skipping.", src->key); | |
95 | break; | |
96 | } | |
97 | } | |
98 | ||
99 | if (!conn) | |
100 | return NULL; | |
101 | if (!serialcomm) | |
102 | serialcomm = "9600/8n1"; | |
103 | ||
104 | serial = sr_serial_dev_inst_new(conn, serialcomm); | |
105 | if (serial_open(serial, SERIAL_RDWR) != SR_OK) | |
106 | return NULL; | |
107 | ||
108 | serial_flush(serial); | |
109 | ||
110 | /* Get the device model. */ | |
111 | len = 0; | |
112 | for (i = 0; models[i].id; i++) { | |
113 | if (strlen(models[i].id) > len) | |
114 | len = strlen(models[i].id); | |
115 | } | |
116 | memset(&reply, 0, sizeof(reply)); | |
117 | sr_dbg("Want max %d bytes.", len); | |
118 | if ((korad_kdxxxxp_send_cmd(serial, "*IDN?") < 0)) | |
119 | return NULL; | |
120 | ||
121 | /* i is used here for debug purposes only. */ | |
122 | if ((i = korad_kdxxxxp_read_chars(serial, len, reply)) < 0) | |
123 | return NULL; | |
124 | sr_dbg("Received: %d, %s", i, reply); | |
125 | model_id = -1; | |
126 | for (i = 0; models[i].id; i++) { | |
127 | if (!strcmp(models[i].id, reply)) | |
128 | model_id = i; | |
129 | } | |
130 | if (model_id < 0) { | |
131 | sr_err("Unknown model ID '%s' detected, aborting.", reply); | |
132 | return NULL; | |
133 | } | |
134 | sr_dbg("Found: %s %s", models[model_id].vendor, models[model_id].name); | |
135 | ||
136 | /* Init device instance, etc. */ | |
137 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); | |
138 | sdi->status = SR_ST_INACTIVE; | |
139 | sdi->vendor = g_strdup(models[model_id].vendor); | |
140 | sdi->model = g_strdup(models[model_id].name); | |
141 | sdi->inst_type = SR_INST_SERIAL; | |
142 | sdi->conn = serial; | |
143 | sdi->driver = di; | |
144 | ||
145 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "CH1"); | |
146 | ||
147 | devc = g_malloc0(sizeof(struct dev_context)); | |
148 | devc->model = &models[model_id]; | |
149 | devc->reply[5] = 0; | |
150 | devc->req_sent_at = 0; | |
151 | sdi->priv = devc; | |
152 | ||
153 | /* Get current status of device. */ | |
154 | if (korad_kdxxxxp_get_all_values(serial, devc) < 0) | |
155 | goto exit_err; | |
156 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
157 | devices = g_slist_append(devices, sdi); | |
158 | ||
159 | serial_close(serial); | |
160 | if (!devices) | |
161 | sr_serial_dev_inst_free(serial); | |
e75ee7de HV |
162 | |
163 | return devices; | |
d7083042 HV |
164 | |
165 | exit_err: | |
166 | sr_dev_inst_free(sdi); | |
167 | g_free(devc); | |
168 | sr_dbg("Scan failed."); | |
169 | ||
170 | return NULL; | |
e75ee7de HV |
171 | } |
172 | ||
173 | static GSList *dev_list(const struct sr_dev_driver *di) | |
174 | { | |
175 | return ((struct drv_context *)(di->context))->instances; | |
176 | } | |
177 | ||
178 | static int dev_clear(const struct sr_dev_driver *di) | |
179 | { | |
180 | return std_dev_clear(di, NULL); | |
181 | } | |
182 | ||
e75ee7de HV |
183 | static int cleanup(const struct sr_dev_driver *di) |
184 | { | |
185 | dev_clear(di); | |
e75ee7de HV |
186 | return SR_OK; |
187 | } | |
188 | ||
189 | static int config_get(uint32_t key, GVariant **data, | |
190 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
191 | { | |
d7083042 | 192 | struct dev_context *devc; |
e75ee7de | 193 | |
e75ee7de HV |
194 | (void)cg; |
195 | ||
d7083042 HV |
196 | if (!sdi || !data) |
197 | return SR_ERR_ARG; | |
198 | ||
199 | devc = sdi->priv; | |
200 | ||
e75ee7de | 201 | switch (key) { |
d7083042 HV |
202 | case SR_CONF_LIMIT_SAMPLES: |
203 | *data = g_variant_new_uint64(devc->limit_samples); | |
204 | break; | |
205 | case SR_CONF_LIMIT_MSEC: | |
206 | *data = g_variant_new_uint64(devc->limit_msec); | |
207 | break; | |
208 | case SR_CONF_VOLTAGE: | |
209 | *data = g_variant_new_double(devc->voltage); | |
210 | break; | |
211 | case SR_CONF_VOLTAGE_TARGET: | |
212 | *data = g_variant_new_double(devc->voltage_max); | |
213 | break; | |
214 | case SR_CONF_CURRENT: | |
215 | *data = g_variant_new_double(devc->current); | |
216 | break; | |
217 | case SR_CONF_CURRENT_LIMIT: | |
218 | *data = g_variant_new_double(devc->current_max); | |
219 | break; | |
220 | case SR_CONF_ENABLED: | |
221 | *data = g_variant_new_boolean(devc->output_enabled); | |
222 | break; | |
b16d975a HV |
223 | case SR_CONF_REGULATION: |
224 | /* Dual channel not supported. */ | |
9e5366df | 225 | *data = g_variant_new_string((devc->cc_mode[0]) ? "CC" : "CV"); |
b16d975a | 226 | break; |
c40ed60f | 227 | case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED: |
9e5366df | 228 | *data = g_variant_new_boolean(devc->ocp_enabled); |
c40ed60f HV |
229 | break; |
230 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED: | |
9e5366df | 231 | *data = g_variant_new_boolean(devc->ovp_enabled); |
c40ed60f | 232 | break; |
e75ee7de HV |
233 | default: |
234 | return SR_ERR_NA; | |
235 | } | |
236 | ||
d7083042 | 237 | return SR_OK; |
e75ee7de HV |
238 | } |
239 | ||
240 | static int config_set(uint32_t key, GVariant *data, | |
241 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
242 | { | |
d7083042 HV |
243 | struct dev_context *devc; |
244 | double dval; | |
245 | gboolean bval; | |
e75ee7de | 246 | |
e75ee7de HV |
247 | (void)cg; |
248 | ||
249 | if (sdi->status != SR_ST_ACTIVE) | |
250 | return SR_ERR_DEV_CLOSED; | |
251 | ||
d7083042 HV |
252 | devc = sdi->priv; |
253 | ||
e75ee7de | 254 | switch (key) { |
d7083042 HV |
255 | case SR_CONF_LIMIT_MSEC: |
256 | if (g_variant_get_uint64(data) == 0) | |
257 | return SR_ERR_ARG; | |
258 | devc->limit_msec = g_variant_get_uint64(data); | |
259 | break; | |
260 | case SR_CONF_LIMIT_SAMPLES: | |
261 | if (g_variant_get_uint64(data) == 0) | |
262 | return SR_ERR_ARG; | |
263 | devc->limit_samples = g_variant_get_uint64(data); | |
264 | break; | |
265 | case SR_CONF_VOLTAGE_TARGET: | |
266 | dval = g_variant_get_double(data); | |
267 | if (dval < devc->model->voltage[0] || dval > devc->model->voltage[1]) | |
268 | return SR_ERR_ARG; | |
269 | devc->voltage_max = dval; | |
270 | devc->target = KDXXXXP_VOLTAGE_MAX; | |
271 | if (korad_kdxxxxp_set_value(sdi->conn, devc) < 0) | |
272 | return SR_ERR; | |
273 | break; | |
274 | case SR_CONF_CURRENT_LIMIT: | |
275 | dval = g_variant_get_double(data); | |
276 | if (dval < devc->model->current[0] || dval > devc->model->current[1]) | |
277 | return SR_ERR_ARG; | |
278 | devc->current_max = dval; | |
279 | devc->target = KDXXXXP_CURRENT_MAX; | |
280 | if (korad_kdxxxxp_set_value(sdi->conn, devc) < 0) | |
281 | return SR_ERR; | |
282 | break; | |
283 | case SR_CONF_ENABLED: | |
284 | bval = g_variant_get_boolean(data); | |
285 | /* Set always so it is possible turn off with sigrok-cli. */ | |
286 | devc->output_enabled = bval; | |
287 | devc->target = KDXXXXP_OUTPUT; | |
288 | if (korad_kdxxxxp_set_value(sdi->conn, devc) < 0) | |
289 | return SR_ERR; | |
c40ed60f HV |
290 | break; |
291 | case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED: | |
292 | bval = g_variant_get_boolean(data); | |
9e5366df | 293 | devc->ocp_enabled = bval; |
c40ed60f HV |
294 | devc->target = KDXXXXP_OCP; |
295 | if (korad_kdxxxxp_set_value(sdi->conn, devc) < 0) | |
296 | return SR_ERR; | |
297 | break; | |
298 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED: | |
299 | bval = g_variant_get_boolean(data); | |
9e5366df | 300 | devc->ovp_enabled = bval; |
c40ed60f HV |
301 | devc->target = KDXXXXP_OVP; |
302 | if (korad_kdxxxxp_set_value(sdi->conn, devc) < 0) | |
303 | return SR_ERR; | |
d7083042 | 304 | break; |
e75ee7de | 305 | default: |
d7083042 | 306 | return SR_ERR_NA; |
e75ee7de HV |
307 | } |
308 | ||
d7083042 | 309 | return SR_OK; |
e75ee7de HV |
310 | } |
311 | ||
312 | static int config_list(uint32_t key, GVariant **data, | |
313 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
314 | { | |
e75ee7de | 315 | |
d7083042 HV |
316 | struct dev_context *devc; |
317 | GVariant *gvar; | |
318 | GVariantBuilder gvb; | |
319 | double dval; | |
320 | int idx; | |
321 | ||
e75ee7de HV |
322 | (void)cg; |
323 | ||
d7083042 HV |
324 | /* Always available (with or without sdi). */ |
325 | if (key == SR_CONF_SCAN_OPTIONS) { | |
326 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
327 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); | |
328 | return SR_OK; | |
329 | } | |
330 | ||
331 | /* Return drvopts without sdi (and devopts with sdi, see below). */ | |
332 | if (key == SR_CONF_DEVICE_OPTIONS && !sdi) { | |
333 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
334 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); | |
335 | return SR_OK; | |
336 | } | |
337 | ||
338 | /* Every other key needs an sdi. */ | |
339 | if (!sdi) | |
340 | return SR_ERR_ARG; | |
341 | ||
342 | devc = sdi->priv; | |
343 | ||
e75ee7de | 344 | switch (key) { |
d7083042 HV |
345 | case SR_CONF_DEVICE_OPTIONS: |
346 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
347 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); | |
348 | break; | |
349 | case SR_CONF_VOLTAGE_TARGET: | |
350 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
351 | /* Min, max, step. */ | |
352 | for (idx = 0; idx < 3; idx++) { | |
353 | dval = devc->model->voltage[idx]; | |
354 | gvar = g_variant_new_double(dval); | |
355 | g_variant_builder_add_value(&gvb, gvar); | |
356 | } | |
357 | *data = g_variant_builder_end(&gvb); | |
358 | break; | |
359 | case SR_CONF_CURRENT_LIMIT: | |
360 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
361 | /* Min, max, step. */ | |
362 | for (idx = 0; idx < 3; idx++) { | |
363 | dval = devc->model->current[idx]; | |
364 | gvar = g_variant_new_double(dval); | |
365 | g_variant_builder_add_value(&gvb, gvar); | |
366 | } | |
367 | *data = g_variant_builder_end(&gvb); | |
368 | break; | |
e75ee7de HV |
369 | default: |
370 | return SR_ERR_NA; | |
371 | } | |
372 | ||
d7083042 | 373 | return SR_OK; |
e75ee7de HV |
374 | } |
375 | ||
376 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) | |
377 | { | |
d7083042 HV |
378 | struct dev_context *devc; |
379 | struct sr_serial_dev_inst *serial; | |
e75ee7de HV |
380 | |
381 | if (sdi->status != SR_ST_ACTIVE) | |
382 | return SR_ERR_DEV_CLOSED; | |
383 | ||
d7083042 HV |
384 | devc = sdi->priv; |
385 | devc->cb_data = cb_data; | |
386 | ||
387 | /* Send header packet to the session bus. */ | |
388 | std_session_send_df_header(cb_data, LOG_PREFIX); | |
389 | ||
390 | devc->starttime = g_get_monotonic_time(); | |
391 | devc->num_samples = 0; | |
392 | devc->reply_pending = FALSE; | |
393 | devc->req_sent_at = 0; | |
394 | serial = sdi->conn; | |
395 | serial_source_add(sdi->session, serial, G_IO_IN, | |
396 | KDXXXXP_POLL_INTERVAL_MS, | |
397 | korad_kdxxxxp_receive_data, (void *)sdi); | |
e75ee7de HV |
398 | |
399 | return SR_OK; | |
400 | } | |
401 | ||
402 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) | |
403 | { | |
e75ee7de HV |
404 | if (sdi->status != SR_ST_ACTIVE) |
405 | return SR_ERR_DEV_CLOSED; | |
406 | ||
d7083042 HV |
407 | return std_serial_dev_acquisition_stop(sdi, cb_data, |
408 | std_serial_dev_close, sdi->conn, LOG_PREFIX); | |
e75ee7de HV |
409 | } |
410 | ||
411 | SR_PRIV struct sr_dev_driver korad_kdxxxxp_driver_info = { | |
412 | .name = "korad-kdxxxxp", | |
413 | .longname = "Korad KDxxxxP", | |
414 | .api_version = 1, | |
415 | .init = init, | |
416 | .cleanup = cleanup, | |
417 | .scan = scan, | |
418 | .dev_list = dev_list, | |
419 | .dev_clear = dev_clear, | |
420 | .config_get = config_get, | |
421 | .config_set = config_set, | |
422 | .config_list = config_list, | |
d7083042 HV |
423 | .dev_open = std_serial_dev_open, |
424 | .dev_close = std_serial_dev_close, | |
e75ee7de HV |
425 | .dev_acquisition_start = dev_acquisition_start, |
426 | .dev_acquisition_stop = dev_acquisition_stop, | |
427 | .context = NULL, | |
428 | }; |