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Commit | Line | Data |
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f4816ac6 ML |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2012 Martin Ling <martin-git@earth.li> | |
88e429c9 | 5 | * Copyright (C) 2013 Bert Vermeulen <bert@biot.com> |
bafd4890 | 6 | * Copyright (C) 2013 Mathias Grimmberger <mgri@zaphod.sax.de> |
f4816ac6 ML |
7 | * |
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. | |
12 | * | |
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. | |
17 | * | |
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/>. | |
20 | */ | |
21 | ||
e0b7d23c ML |
22 | #include <fcntl.h> |
23 | #include <unistd.h> | |
24 | #include <stdlib.h> | |
25 | #include <string.h> | |
f4816ac6 ML |
26 | #include <glib.h> |
27 | #include "libsigrok.h" | |
28 | #include "libsigrok-internal.h" | |
29 | #include "protocol.h" | |
30 | ||
ca55277c ML |
31 | static const int32_t hwopts[] = { |
32 | SR_CONF_CONN, | |
33 | }; | |
34 | ||
f6a0ac9f | 35 | static const int32_t hwcaps[] = { |
1953564a | 36 | SR_CONF_OSCILLOSCOPE, |
1953564a BV |
37 | SR_CONF_TIMEBASE, |
38 | SR_CONF_TRIGGER_SOURCE, | |
39 | SR_CONF_TRIGGER_SLOPE, | |
40 | SR_CONF_HORIZ_TRIGGERPOS, | |
d62d7ad1 | 41 | SR_CONF_NUM_TIMEBASE, |
f48e0249 ML |
42 | }; |
43 | ||
44 | static const int32_t analog_hwcaps[] = { | |
d62d7ad1 | 45 | SR_CONF_NUM_VDIV, |
f48e0249 | 46 | SR_CONF_VDIV, |
78bcc55a | 47 | SR_CONF_COUPLING, |
babab622 | 48 | SR_CONF_DATA_SOURCE, |
e0b7d23c ML |
49 | }; |
50 | ||
f6a0ac9f | 51 | static const uint64_t timebases[][2] = { |
e0b7d23c ML |
52 | /* nanoseconds */ |
53 | { 2, 1000000000 }, | |
54 | { 5, 1000000000 }, | |
55 | { 10, 1000000000 }, | |
56 | { 20, 1000000000 }, | |
57 | { 50, 1000000000 }, | |
58 | { 100, 1000000000 }, | |
59 | { 500, 1000000000 }, | |
60 | /* microseconds */ | |
61 | { 1, 1000000 }, | |
62 | { 2, 1000000 }, | |
63 | { 5, 1000000 }, | |
64 | { 10, 1000000 }, | |
65 | { 20, 1000000 }, | |
66 | { 50, 1000000 }, | |
67 | { 100, 1000000 }, | |
68 | { 200, 1000000 }, | |
69 | { 500, 1000000 }, | |
70 | /* milliseconds */ | |
71 | { 1, 1000 }, | |
72 | { 2, 1000 }, | |
73 | { 5, 1000 }, | |
74 | { 10, 1000 }, | |
75 | { 20, 1000 }, | |
76 | { 50, 1000 }, | |
77 | { 100, 1000 }, | |
78 | { 200, 1000 }, | |
79 | { 500, 1000 }, | |
80 | /* seconds */ | |
81 | { 1, 1 }, | |
82 | { 2, 1 }, | |
83 | { 5, 1 }, | |
84 | { 10, 1 }, | |
85 | { 20, 1 }, | |
86 | { 50, 1 }, | |
bafd4890 ML |
87 | { 100, 1 }, |
88 | { 200, 1 }, | |
89 | { 500, 1 }, | |
90 | /* { 1000, 1 }, Confuses other code? */ | |
e0b7d23c ML |
91 | }; |
92 | ||
f6a0ac9f | 93 | static const uint64_t vdivs[][2] = { |
bafd4890 ML |
94 | /* microvolts */ |
95 | { 500, 1000000 }, | |
e0b7d23c | 96 | /* millivolts */ |
bafd4890 | 97 | { 1, 1000 }, |
e0b7d23c ML |
98 | { 2, 1000 }, |
99 | { 5, 1000 }, | |
100 | { 10, 1000 }, | |
101 | { 20, 1000 }, | |
102 | { 50, 1000 }, | |
103 | { 100, 1000 }, | |
104 | { 200, 1000 }, | |
105 | { 500, 1000 }, | |
106 | /* volts */ | |
107 | { 1, 1 }, | |
108 | { 2, 1 }, | |
109 | { 5, 1 }, | |
110 | { 10, 1 }, | |
e0b7d23c ML |
111 | }; |
112 | ||
bafd4890 ML |
113 | #define NUM_TIMEBASE ARRAY_SIZE(timebases) |
114 | #define NUM_VDIV ARRAY_SIZE(vdivs) | |
115 | ||
e0b7d23c ML |
116 | static const char *trigger_sources[] = { |
117 | "CH1", | |
118 | "CH2", | |
119 | "EXT", | |
120 | "AC Line", | |
6bb192bc ML |
121 | "D0", |
122 | "D1", | |
123 | "D2", | |
124 | "D3", | |
125 | "D4", | |
126 | "D5", | |
127 | "D6", | |
128 | "D7", | |
129 | "D8", | |
130 | "D9", | |
131 | "D10", | |
132 | "D11", | |
133 | "D12", | |
134 | "D13", | |
135 | "D14", | |
136 | "D15", | |
e0b7d23c ML |
137 | }; |
138 | ||
139 | static const char *coupling[] = { | |
140 | "AC", | |
141 | "DC", | |
142 | "GND", | |
e0b7d23c ML |
143 | }; |
144 | ||
babab622 ML |
145 | /* Do not change the order of entries */ |
146 | static const char *data_sources[] = { | |
147 | "Live", | |
148 | "Memory", | |
149 | "Segmented", | |
150 | }; | |
151 | ||
152 | /* | |
153 | * name, series, protocol flavor, min timebase, max timebase, min vdiv, | |
154 | * digital channels, number of horizontal divs | |
155 | */ | |
bafd4890 | 156 | static const struct rigol_ds_model supported_models[] = { |
babab622 ML |
157 | {"DS1052E", RIGOL_DS1000, PROTOCOL_LEGACY, {5, 1000000000}, {50, 1}, {2, 1000}, false, 12}, |
158 | {"DS1102E", RIGOL_DS1000, PROTOCOL_LEGACY, {2, 1000000000}, {50, 1}, {2, 1000}, false, 12}, | |
159 | {"DS1152E", RIGOL_DS1000, PROTOCOL_LEGACY, {2, 1000000000}, {50, 1}, {2, 1000}, false, 12}, | |
160 | {"DS1052D", RIGOL_DS1000, PROTOCOL_LEGACY, {5, 1000000000}, {50, 1}, {2, 1000}, true, 12}, | |
161 | {"DS1102D", RIGOL_DS1000, PROTOCOL_LEGACY, {2, 1000000000}, {50, 1}, {2, 1000}, true, 12}, | |
162 | {"DS1152D", RIGOL_DS1000, PROTOCOL_LEGACY, {2, 1000000000}, {50, 1}, {2, 1000}, true, 12}, | |
163 | {"DS2072", RIGOL_DS2000, PROTOCOL_IEEE488_2, {5, 1000000000}, {500, 1}, {500, 1000000}, false, 14}, | |
164 | {"DS2102", RIGOL_DS2000, PROTOCOL_IEEE488_2, {5, 1000000000}, {500, 1}, {500, 1000000}, false, 14}, | |
165 | {"DS2202", RIGOL_DS2000, PROTOCOL_IEEE488_2, {2, 1000000000}, {500, 1}, {500, 1000000}, false, 14}, | |
512bb890 BV |
166 | }; |
167 | ||
3086efdd ML |
168 | SR_PRIV struct sr_dev_driver rigol_ds_driver_info; |
169 | static struct sr_dev_driver *di = &rigol_ds_driver_info; | |
f4816ac6 | 170 | |
fa85f376 | 171 | static void clear_helper(void *priv) |
f4816ac6 | 172 | { |
f4816ac6 | 173 | struct dev_context *devc; |
f4816ac6 | 174 | |
ba358ffd | 175 | devc = priv; |
babab622 ML |
176 | g_free(devc->data); |
177 | g_free(devc->buffer); | |
fa85f376 UH |
178 | g_free(devc->coupling[0]); |
179 | g_free(devc->coupling[1]); | |
180 | g_free(devc->trigger_source); | |
181 | g_free(devc->trigger_slope); | |
ba358ffd BV |
182 | g_slist_free(devc->analog_groups[0].probes); |
183 | g_slist_free(devc->analog_groups[1].probes); | |
184 | g_slist_free(devc->digital_group.probes); | |
fa85f376 | 185 | } |
f4816ac6 | 186 | |
3b412e3a | 187 | static int dev_clear(void) |
fa85f376 UH |
188 | { |
189 | return std_dev_clear(di, clear_helper); | |
f4816ac6 ML |
190 | } |
191 | ||
254dd102 BV |
192 | static int set_cfg(const struct sr_dev_inst *sdi, const char *format, ...) |
193 | { | |
254dd102 BV |
194 | va_list args; |
195 | char buf[256]; | |
196 | ||
254dd102 BV |
197 | va_start(args, format); |
198 | vsnprintf(buf, 255, format, args); | |
199 | va_end(args); | |
3086efdd | 200 | if (rigol_ds_send(sdi, buf) != SR_OK) |
254dd102 BV |
201 | return SR_ERR; |
202 | ||
203 | /* When setting a bunch of parameters in a row, the DS1052E scrambles | |
204 | * some of them unless there is at least 100ms delay in between. */ | |
8f35be72 | 205 | sr_spew("delay %dms", 100); |
e31d410d | 206 | g_usleep(100000); |
254dd102 BV |
207 | |
208 | return SR_OK; | |
209 | } | |
210 | ||
6078d2c9 | 211 | static int init(struct sr_context *sr_ctx) |
f4816ac6 | 212 | { |
f6beaac5 | 213 | return std_init(sr_ctx, di, LOG_PREFIX); |
f4816ac6 ML |
214 | } |
215 | ||
cc9fd2d2 | 216 | static int probe_port(const char *port, GSList **devices) |
f4816ac6 | 217 | { |
cc9fd2d2 BV |
218 | struct dev_context *devc; |
219 | struct sr_dev_inst *sdi; | |
ae67644f | 220 | struct sr_usbtmc_dev_inst *usbtmc; |
cc9fd2d2 | 221 | struct sr_probe *probe; |
f6a0ac9f | 222 | unsigned int i; |
9bd4c956 | 223 | int len, num_tokens; |
bafd4890 ML |
224 | const char *manufacturer, *model_name, *version; |
225 | const struct rigol_ds_model *model = NULL; | |
fb6e5ba8 | 226 | char buf[256]; |
cc9fd2d2 | 227 | gchar **tokens, *channel_name; |
fb6e5ba8 | 228 | |
46a743c1 | 229 | *devices = NULL; |
ae67644f | 230 | if (!(usbtmc = sr_usbtmc_dev_inst_new(port))) |
9bd4c956 ML |
231 | return SR_ERR_MALLOC; |
232 | ||
ae67644f | 233 | if ((usbtmc->fd = open(usbtmc->device, O_RDWR)) < 0) |
9bd4c956 | 234 | return SR_ERR; |
ae67644f ML |
235 | len = write(usbtmc->fd, "*IDN?", 5); |
236 | len = read(usbtmc->fd, buf, sizeof(buf)); | |
237 | if (close(usbtmc->fd) < 0) | |
9bd4c956 ML |
238 | return SR_ERR; |
239 | ||
ae67644f | 240 | sr_usbtmc_dev_inst_free(usbtmc); |
9bd4c956 | 241 | |
ca55277c ML |
242 | if (len == 0) |
243 | return SR_ERR_NA; | |
f4816ac6 | 244 | |
ca55277c | 245 | buf[len] = 0; |
cc9fd2d2 BV |
246 | tokens = g_strsplit(buf, ",", 0); |
247 | sr_dbg("response: %s [%s]", port, buf); | |
4b97c74e | 248 | |
ca55277c | 249 | for (num_tokens = 0; tokens[num_tokens] != NULL; num_tokens++); |
e0b7d23c | 250 | |
ca55277c ML |
251 | if (num_tokens < 4) { |
252 | g_strfreev(tokens); | |
253 | return SR_ERR_NA; | |
254 | } | |
e0b7d23c | 255 | |
ca55277c | 256 | manufacturer = tokens[0]; |
bafd4890 | 257 | model_name = tokens[1]; |
ca55277c | 258 | version = tokens[3]; |
fb6e5ba8 | 259 | |
bafd4890 | 260 | if (strcasecmp(manufacturer, "Rigol Technologies")) { |
ca55277c ML |
261 | g_strfreev(tokens); |
262 | return SR_ERR_NA; | |
263 | } | |
fb6e5ba8 | 264 | |
ca55277c | 265 | for (i = 0; i < ARRAY_SIZE(supported_models); i++) { |
bafd4890 ML |
266 | if (!strcmp(model_name, supported_models[i].name)) { |
267 | model = &supported_models[i]; | |
ca55277c | 268 | break; |
fb6e5ba8 | 269 | } |
ca55277c | 270 | } |
fb6e5ba8 | 271 | |
bafd4890 | 272 | if (!model || !(sdi = sr_dev_inst_new(0, SR_ST_ACTIVE, |
babab622 | 273 | manufacturer, model_name, version))) { |
ca55277c ML |
274 | g_strfreev(tokens); |
275 | return SR_ERR_NA; | |
276 | } | |
fb6e5ba8 | 277 | |
ca55277c | 278 | g_strfreev(tokens); |
fb6e5ba8 | 279 | |
ae67644f | 280 | if (!(sdi->conn = sr_usbtmc_dev_inst_new(port))) |
ca55277c | 281 | return SR_ERR_MALLOC; |
cc9fd2d2 | 282 | sdi->driver = di; |
ae67644f | 283 | sdi->inst_type = SR_INST_USBTMC; |
512bb890 | 284 | |
cc9fd2d2 | 285 | if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) |
ca55277c | 286 | return SR_ERR_MALLOC; |
cc9fd2d2 | 287 | devc->limit_frames = 0; |
bafd4890 | 288 | devc->model = model; |
512bb890 | 289 | |
ca55277c | 290 | for (i = 0; i < 2; i++) { |
3d3a601e ML |
291 | channel_name = (i == 0 ? "CH1" : "CH2"); |
292 | if (!(probe = sr_probe_new(i, SR_PROBE_ANALOG, TRUE, channel_name))) | |
ca55277c ML |
293 | return SR_ERR_MALLOC; |
294 | sdi->probes = g_slist_append(sdi->probes, probe); | |
3d3a601e ML |
295 | devc->analog_groups[i].name = channel_name; |
296 | devc->analog_groups[i].probes = g_slist_append(NULL, probe); | |
297 | sdi->probe_groups = g_slist_append(sdi->probe_groups, | |
298 | &devc->analog_groups[i]); | |
ca55277c | 299 | } |
512bb890 | 300 | |
bafd4890 | 301 | if (devc->model->has_digital) { |
ca55277c ML |
302 | for (i = 0; i < 16; i++) { |
303 | if (!(channel_name = g_strdup_printf("D%d", i))) | |
304 | return SR_ERR_MALLOC; | |
305 | probe = sr_probe_new(i, SR_PROBE_LOGIC, TRUE, channel_name); | |
306 | g_free(channel_name); | |
307 | if (!probe) | |
308 | return SR_ERR_MALLOC; | |
309 | sdi->probes = g_slist_append(sdi->probes, probe); | |
3d3a601e ML |
310 | devc->digital_group.probes = g_slist_append( |
311 | devc->digital_group.probes, probe); | |
512bb890 | 312 | } |
b3916147 ML |
313 | devc->digital_group.name = "LA"; |
314 | sdi->probe_groups = g_slist_append(sdi->probe_groups, | |
315 | &devc->digital_group); | |
ca55277c | 316 | } |
bafd4890 ML |
317 | |
318 | for (i = 0; i < NUM_TIMEBASE; i++) { | |
319 | if (!memcmp(&devc->model->min_timebase, &timebases[i], sizeof(uint64_t[2]))) | |
320 | devc->timebases = &timebases[i]; | |
321 | if (!memcmp(&devc->model->max_timebase, &timebases[i], sizeof(uint64_t[2]))) | |
322 | devc->num_timebases = &timebases[i] - devc->timebases + 1; | |
323 | } | |
324 | ||
325 | for (i = 0; i < NUM_VDIV; i++) { | |
326 | if (!memcmp(&devc->model->min_vdiv, &vdivs[i], sizeof(uint64_t[2]))) { | |
6ff1394e ML |
327 | devc->vdivs = &vdivs[i]; |
328 | devc->num_vdivs = NUM_VDIV - (&vdivs[i] - &vdivs[0]); | |
bafd4890 ML |
329 | } |
330 | } | |
331 | ||
babab622 ML |
332 | if (!(devc->buffer = g_try_malloc(ACQ_BUFFER_SIZE))) |
333 | return SR_ERR_MALLOC; | |
334 | if (!(devc->data = g_try_malloc(ACQ_BUFFER_SIZE * sizeof(float)))) | |
335 | return SR_ERR_MALLOC; | |
336 | ||
337 | devc->data_source = DATA_SOURCE_LIVE; | |
338 | ||
cc9fd2d2 BV |
339 | sdi->priv = devc; |
340 | ||
341 | *devices = g_slist_append(NULL, sdi); | |
512bb890 | 342 | |
ca55277c ML |
343 | return SR_OK; |
344 | } | |
512bb890 | 345 | |
6078d2c9 | 346 | static GSList *scan(GSList *options) |
ca55277c ML |
347 | { |
348 | struct drv_context *drvc; | |
ca55277c | 349 | struct sr_config *src; |
cc9fd2d2 | 350 | GSList *l, *devices; |
ca55277c | 351 | GDir *dir; |
ca55277c | 352 | int ret; |
cc9fd2d2 BV |
353 | const gchar *dev_name; |
354 | gchar *port = NULL; | |
fb6e5ba8 | 355 | |
ca55277c | 356 | drvc = di->priv; |
d2e0b1fa | 357 | |
ca55277c ML |
358 | for (l = options; l; l = l->next) { |
359 | src = l->data; | |
360 | if (src->key == SR_CONF_CONN) { | |
cc9fd2d2 | 361 | port = (char *)g_variant_get_string(src->data, NULL); |
ca55277c | 362 | break; |
fb6e5ba8 | 363 | } |
ca55277c | 364 | } |
fb6e5ba8 | 365 | |
46a743c1 | 366 | devices = NULL; |
cc9fd2d2 BV |
367 | if (port) { |
368 | if (probe_port(port, &devices) == SR_ERR_MALLOC) | |
ca55277c | 369 | return NULL; |
ca55277c | 370 | } else { |
da970d24 BV |
371 | if (!(dir = g_dir_open("/sys/class/usbmisc/", 0, NULL))) |
372 | if (!(dir = g_dir_open("/sys/class/usb/", 0, NULL))) | |
373 | return NULL; | |
ca55277c | 374 | while ((dev_name = g_dir_read_name(dir))) { |
cc9fd2d2 | 375 | if (strncmp(dev_name, "usbtmc", 6)) |
ca55277c | 376 | continue; |
cc9fd2d2 BV |
377 | port = g_strconcat("/dev/", dev_name, NULL); |
378 | ret = probe_port(port, &devices); | |
379 | g_free(port); | |
ca55277c ML |
380 | if (ret == SR_ERR_MALLOC) { |
381 | g_dir_close(dir); | |
ca55277c | 382 | return NULL; |
6bb192bc ML |
383 | } |
384 | } | |
ca55277c ML |
385 | g_dir_close(dir); |
386 | } | |
f4816ac6 | 387 | |
46a743c1 BV |
388 | /* Tack a copy of the newly found devices onto the driver list. */ |
389 | l = g_slist_copy(devices); | |
390 | drvc->instances = g_slist_concat(drvc->instances, l); | |
cc9fd2d2 | 391 | |
f4816ac6 ML |
392 | return devices; |
393 | } | |
394 | ||
6078d2c9 | 395 | static GSList *dev_list(void) |
f4816ac6 | 396 | { |
0e94d524 | 397 | return ((struct drv_context *)(di->priv))->instances; |
f4816ac6 ML |
398 | } |
399 | ||
6078d2c9 | 400 | static int dev_open(struct sr_dev_inst *sdi) |
f4816ac6 | 401 | { |
ae67644f | 402 | struct sr_usbtmc_dev_inst *usbtmc = sdi->conn; |
9bd4c956 | 403 | |
ae67644f | 404 | if ((usbtmc->fd = open(usbtmc->device, O_RDWR)) < 0) |
e0b7d23c | 405 | return SR_ERR; |
e0b7d23c | 406 | |
3086efdd | 407 | if (rigol_ds_get_dev_cfg(sdi) != SR_OK) |
254dd102 | 408 | return SR_ERR; |
f4816ac6 | 409 | |
46a743c1 | 410 | sdi->status = SR_ST_ACTIVE; |
cc9fd2d2 | 411 | |
f4816ac6 ML |
412 | return SR_OK; |
413 | } | |
414 | ||
6078d2c9 | 415 | static int dev_close(struct sr_dev_inst *sdi) |
f4816ac6 | 416 | { |
ae67644f | 417 | struct sr_usbtmc_dev_inst *usbtmc; |
e0b7d23c | 418 | |
ae67644f ML |
419 | usbtmc = sdi->conn; |
420 | if (usbtmc && usbtmc->fd != -1) { | |
421 | close(usbtmc->fd); | |
422 | usbtmc->fd = -1; | |
cc9fd2d2 BV |
423 | sdi->status = SR_ST_INACTIVE; |
424 | } | |
f4816ac6 ML |
425 | |
426 | return SR_OK; | |
427 | } | |
428 | ||
6078d2c9 | 429 | static int cleanup(void) |
f4816ac6 | 430 | { |
3b412e3a | 431 | return dev_clear(); |
f4816ac6 ML |
432 | } |
433 | ||
8f996b89 ML |
434 | static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi, |
435 | const struct sr_probe_group *probe_group) | |
d62d7ad1 | 436 | { |
e43fdd8d | 437 | struct dev_context *devc; |
f48e0249 | 438 | unsigned int i; |
d62d7ad1 | 439 | |
e43fdd8d BV |
440 | if (!sdi || !(devc = sdi->priv)) |
441 | return SR_ERR_ARG; | |
442 | ||
be60a9e4 BV |
443 | /* If a probe group is specified, it must be a valid one. */ |
444 | if (probe_group) { | |
445 | if (probe_group != &devc->analog_groups[0] | |
446 | && probe_group != &devc->analog_groups[1]) { | |
447 | sr_err("Invalid probe group specified."); | |
448 | return SR_ERR; | |
449 | } | |
450 | } | |
451 | ||
d62d7ad1 BV |
452 | switch (id) { |
453 | case SR_CONF_NUM_TIMEBASE: | |
bafd4890 | 454 | *data = g_variant_new_int32(devc->num_timebases); |
d62d7ad1 BV |
455 | break; |
456 | case SR_CONF_NUM_VDIV: | |
be60a9e4 BV |
457 | if (!probe_group) { |
458 | sr_err("No probe group specified."); | |
459 | return SR_ERR_PROBE_GROUP; | |
460 | } | |
f48e0249 | 461 | for (i = 0; i < 2; i++) { |
e43fdd8d | 462 | if (probe_group == &devc->analog_groups[i]) { |
bafd4890 | 463 | *data = g_variant_new_int32(devc->num_vdivs); |
f48e0249 ML |
464 | return SR_OK; |
465 | } | |
466 | } | |
467 | return SR_ERR_NA; | |
babab622 ML |
468 | case SR_CONF_DATA_SOURCE: |
469 | if (devc->data_source == DATA_SOURCE_LIVE) | |
470 | *data = g_variant_new_string("Live"); | |
471 | else if (devc->data_source == DATA_SOURCE_MEMORY) | |
472 | *data = g_variant_new_string("Memory"); | |
473 | else | |
474 | *data = g_variant_new_string("Segmented"); | |
475 | break; | |
d62d7ad1 | 476 | default: |
bd6fbf62 | 477 | return SR_ERR_NA; |
d62d7ad1 BV |
478 | } |
479 | ||
480 | return SR_OK; | |
481 | } | |
482 | ||
8f996b89 ML |
483 | static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi, |
484 | const struct sr_probe_group *probe_group) | |
f4816ac6 | 485 | { |
29d957ce | 486 | struct dev_context *devc; |
f6a0ac9f | 487 | uint64_t tmp_u64, p, q; |
254dd102 | 488 | double t_dbl; |
f48e0249 | 489 | unsigned int i, j; |
254dd102 BV |
490 | int ret; |
491 | const char *tmp_str; | |
f4816ac6 | 492 | |
e43fdd8d BV |
493 | if (!(devc = sdi->priv)) |
494 | return SR_ERR_ARG; | |
29d957ce | 495 | |
e73ffd42 BV |
496 | if (sdi->status != SR_ST_ACTIVE) |
497 | return SR_ERR_DEV_CLOSED; | |
f4816ac6 | 498 | |
be60a9e4 BV |
499 | /* If a probe group is specified, it must be a valid one. */ |
500 | if (probe_group) { | |
501 | if (probe_group != &devc->analog_groups[0] | |
502 | && probe_group != &devc->analog_groups[1]) { | |
503 | sr_err("Invalid probe group specified."); | |
504 | return SR_ERR; | |
505 | } | |
506 | } | |
507 | ||
f4816ac6 | 508 | ret = SR_OK; |
035a1078 | 509 | switch (id) { |
1953564a | 510 | case SR_CONF_LIMIT_FRAMES: |
f6a0ac9f | 511 | devc->limit_frames = g_variant_get_uint64(data); |
e0b7d23c | 512 | break; |
1953564a | 513 | case SR_CONF_TRIGGER_SLOPE: |
f6a0ac9f | 514 | tmp_u64 = g_variant_get_uint64(data); |
254dd102 BV |
515 | if (tmp_u64 != 0 && tmp_u64 != 1) |
516 | return SR_ERR; | |
517 | g_free(devc->trigger_slope); | |
518 | devc->trigger_slope = g_strdup(tmp_u64 ? "POS" : "NEG"); | |
519 | ret = set_cfg(sdi, ":TRIG:EDGE:SLOP %s", devc->trigger_slope); | |
e0b7d23c | 520 | break; |
1953564a | 521 | case SR_CONF_HORIZ_TRIGGERPOS: |
254dd102 BV |
522 | t_dbl = g_variant_get_double(data); |
523 | if (t_dbl < 0.0 || t_dbl > 1.0) | |
524 | return SR_ERR; | |
525 | devc->horiz_triggerpos = t_dbl; | |
526 | /* We have the trigger offset as a percentage of the frame, but | |
527 | * need to express this in seconds. */ | |
bafd4890 | 528 | t_dbl = -(devc->horiz_triggerpos - 0.5) * devc->timebase * devc->num_timebases; |
254dd102 | 529 | ret = set_cfg(sdi, ":TIM:OFFS %.6f", t_dbl); |
e0b7d23c | 530 | break; |
1953564a | 531 | case SR_CONF_TIMEBASE: |
f6a0ac9f | 532 | g_variant_get(data, "(tt)", &p, &q); |
bafd4890 ML |
533 | for (i = 0; i < devc->num_timebases; i++) { |
534 | if (devc->timebases[i][0] == p && devc->timebases[i][1] == q) { | |
254dd102 BV |
535 | devc->timebase = (float)p / q; |
536 | ret = set_cfg(sdi, ":TIM:SCAL %.9f", devc->timebase); | |
f6a0ac9f BV |
537 | break; |
538 | } | |
539 | } | |
bafd4890 | 540 | if (i == devc->num_timebases) |
254dd102 | 541 | ret = SR_ERR_ARG; |
e0b7d23c | 542 | break; |
1953564a | 543 | case SR_CONF_TRIGGER_SOURCE: |
f6a0ac9f | 544 | tmp_str = g_variant_get_string(data, NULL); |
254dd102 BV |
545 | for (i = 0; i < ARRAY_SIZE(trigger_sources); i++) { |
546 | if (!strcmp(trigger_sources[i], tmp_str)) { | |
547 | g_free(devc->trigger_source); | |
548 | devc->trigger_source = g_strdup(trigger_sources[i]); | |
549 | if (!strcmp(devc->trigger_source, "AC Line")) | |
550 | tmp_str = "ACL"; | |
551 | else if (!strcmp(devc->trigger_source, "CH1")) | |
552 | tmp_str = "CHAN1"; | |
553 | else if (!strcmp(devc->trigger_source, "CH2")) | |
554 | tmp_str = "CHAN2"; | |
555 | else | |
556 | tmp_str = (char *)devc->trigger_source; | |
557 | ret = set_cfg(sdi, ":TRIG:EDGE:SOUR %s", tmp_str); | |
558 | break; | |
559 | } | |
4e108ace | 560 | } |
254dd102 BV |
561 | if (i == ARRAY_SIZE(trigger_sources)) |
562 | ret = SR_ERR_ARG; | |
e0b7d23c | 563 | break; |
1953564a | 564 | case SR_CONF_VDIV: |
be60a9e4 BV |
565 | if (!probe_group) { |
566 | sr_err("No probe group specified."); | |
567 | return SR_ERR_PROBE_GROUP; | |
568 | } | |
f6a0ac9f | 569 | g_variant_get(data, "(tt)", &p, &q); |
f48e0249 | 570 | for (i = 0; i < 2; i++) { |
78bcc55a BV |
571 | if (probe_group == &devc->analog_groups[i]) { |
572 | for (j = 0; j < ARRAY_SIZE(vdivs); j++) { | |
f48e0249 ML |
573 | if (vdivs[j][0] != p || vdivs[j][1] != q) |
574 | continue; | |
575 | devc->vdiv[i] = (float)p / q; | |
576 | return set_cfg(sdi, ":CHAN%d:SCAL %.3f", i + 1, | |
577 | devc->vdiv[i]); | |
578 | } | |
579 | return SR_ERR_ARG; | |
580 | } | |
e0b7d23c | 581 | } |
f48e0249 | 582 | return SR_ERR_NA; |
1953564a | 583 | case SR_CONF_COUPLING: |
78bcc55a BV |
584 | if (!probe_group) { |
585 | sr_err("No probe group specified."); | |
586 | return SR_ERR_PROBE_GROUP; | |
587 | } | |
f6a0ac9f | 588 | tmp_str = g_variant_get_string(data, NULL); |
f48e0249 | 589 | for (i = 0; i < 2; i++) { |
78bcc55a BV |
590 | if (probe_group == &devc->analog_groups[i]) { |
591 | for (j = 0; j < ARRAY_SIZE(coupling); j++) { | |
592 | if (!strcmp(tmp_str, coupling[j])) { | |
f48e0249 ML |
593 | g_free(devc->coupling[i]); |
594 | devc->coupling[i] = g_strdup(coupling[j]); | |
595 | return set_cfg(sdi, ":CHAN%d:COUP %s", i + 1, | |
596 | devc->coupling[i]); | |
597 | } | |
598 | } | |
599 | return SR_ERR_ARG; | |
e0b7d23c ML |
600 | } |
601 | } | |
f48e0249 | 602 | return SR_ERR_NA; |
babab622 ML |
603 | case SR_CONF_DATA_SOURCE: |
604 | tmp_str = g_variant_get_string(data, NULL); | |
605 | if (!strcmp(tmp_str, "Live")) | |
606 | devc->data_source = DATA_SOURCE_LIVE; | |
607 | else if (!strcmp(tmp_str, "Memory")) | |
608 | devc->data_source = DATA_SOURCE_MEMORY; | |
609 | else if (devc->model->protocol == PROTOCOL_IEEE488_2 | |
610 | && !strcmp(tmp_str, "Segmented")) | |
611 | devc->data_source = DATA_SOURCE_SEGMENTED; | |
612 | else | |
613 | return SR_ERR; | |
614 | break; | |
f4816ac6 | 615 | default: |
bd6fbf62 | 616 | ret = SR_ERR_NA; |
29d957ce | 617 | break; |
f4816ac6 ML |
618 | } |
619 | ||
620 | return ret; | |
621 | } | |
622 | ||
8f996b89 ML |
623 | static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi, |
624 | const struct sr_probe_group *probe_group) | |
a1c743fc | 625 | { |
861c447b BV |
626 | GVariant *tuple, *rational[2]; |
627 | GVariantBuilder gvb; | |
628 | unsigned int i; | |
7cc1a550 ML |
629 | struct dev_context *devc = NULL; |
630 | ||
631 | if (sdi) | |
632 | devc = sdi->priv; | |
8f996b89 | 633 | |
e43fdd8d | 634 | if (key == SR_CONF_SCAN_OPTIONS) { |
ca55277c ML |
635 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, |
636 | hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t)); | |
e43fdd8d BV |
637 | return SR_OK; |
638 | } else if (key == SR_CONF_DEVICE_OPTIONS && probe_group == NULL) { | |
639 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
640 | hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t)); | |
641 | return SR_OK; | |
642 | } | |
643 | ||
644 | /* Every other option requires a valid device instance. */ | |
645 | if (!sdi || !(devc = sdi->priv)) | |
646 | return SR_ERR_ARG; | |
647 | ||
be60a9e4 BV |
648 | /* If a probe group is specified, it must be a valid one. */ |
649 | if (probe_group) { | |
650 | if (probe_group != &devc->analog_groups[0] | |
651 | && probe_group != &devc->analog_groups[1]) { | |
652 | sr_err("Invalid probe group specified."); | |
653 | return SR_ERR; | |
654 | } | |
655 | } | |
656 | ||
e43fdd8d | 657 | switch (key) { |
ca55277c | 658 | break; |
9a6517d1 | 659 | case SR_CONF_DEVICE_OPTIONS: |
be60a9e4 BV |
660 | if (!probe_group) { |
661 | sr_err("No probe group specified."); | |
662 | return SR_ERR_PROBE_GROUP; | |
663 | } | |
e43fdd8d | 664 | if (probe_group == &devc->digital_group) { |
f48e0249 ML |
665 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, |
666 | NULL, 0, sizeof(int32_t)); | |
667 | return SR_OK; | |
668 | } else { | |
669 | for (i = 0; i < 2; i++) { | |
670 | if (probe_group == &devc->analog_groups[i]) { | |
671 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
672 | analog_hwcaps, ARRAY_SIZE(analog_hwcaps), sizeof(int32_t)); | |
673 | return SR_OK; | |
674 | } | |
675 | } | |
676 | return SR_ERR_NA; | |
677 | } | |
5f77dffc | 678 | break; |
2a7b113d | 679 | case SR_CONF_COUPLING: |
be60a9e4 BV |
680 | if (!probe_group) { |
681 | sr_err("No probe group specified."); | |
682 | return SR_ERR_PROBE_GROUP; | |
f48e0249 | 683 | } |
58f43369 BV |
684 | *data = g_variant_new_strv(coupling, ARRAY_SIZE(coupling)); |
685 | break; | |
e4f2b2ad | 686 | case SR_CONF_VDIV: |
7cc1a550 ML |
687 | if (!devc) |
688 | /* Can't know this until we have the exact model. */ | |
689 | return SR_ERR_ARG; | |
be60a9e4 BV |
690 | if (!probe_group) { |
691 | sr_err("No probe group specified."); | |
692 | return SR_ERR_PROBE_GROUP; | |
861c447b | 693 | } |
58f43369 | 694 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); |
bafd4890 ML |
695 | for (i = 0; i < devc->num_vdivs; i++) { |
696 | rational[0] = g_variant_new_uint64(devc->vdivs[i][0]); | |
697 | rational[1] = g_variant_new_uint64(devc->vdivs[i][1]); | |
58f43369 BV |
698 | tuple = g_variant_new_tuple(rational, 2); |
699 | g_variant_builder_add_value(&gvb, tuple); | |
700 | } | |
701 | *data = g_variant_builder_end(&gvb); | |
702 | break; | |
41f5bd09 | 703 | case SR_CONF_TIMEBASE: |
7cc1a550 ML |
704 | if (!devc) |
705 | /* Can't know this until we have the exact model. */ | |
706 | return SR_ERR_ARG; | |
861c447b | 707 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); |
bafd4890 ML |
708 | for (i = 0; i < devc->num_timebases; i++) { |
709 | rational[0] = g_variant_new_uint64(devc->timebases[i][0]); | |
710 | rational[1] = g_variant_new_uint64(devc->timebases[i][1]); | |
861c447b BV |
711 | tuple = g_variant_new_tuple(rational, 2); |
712 | g_variant_builder_add_value(&gvb, tuple); | |
713 | } | |
714 | *data = g_variant_builder_end(&gvb); | |
41f5bd09 | 715 | break; |
328bafab | 716 | case SR_CONF_TRIGGER_SOURCE: |
7cc1a550 ML |
717 | if (!devc) |
718 | /* Can't know this until we have the exact model. */ | |
719 | return SR_ERR_ARG; | |
f6a0ac9f | 720 | *data = g_variant_new_strv(trigger_sources, |
bafd4890 | 721 | devc->model->has_digital ? ARRAY_SIZE(trigger_sources) : 4); |
328bafab | 722 | break; |
babab622 ML |
723 | case SR_CONF_DATA_SOURCE: |
724 | if (!devc) | |
725 | /* Can't know this until we have the exact model. */ | |
726 | return SR_ERR_ARG; | |
727 | /* This needs tweaking by series/model! */ | |
728 | if (devc->model->series == RIGOL_DS2000) | |
729 | *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources)); | |
730 | else | |
731 | *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources) - 1); | |
732 | break; | |
a1c743fc | 733 | default: |
bd6fbf62 | 734 | return SR_ERR_NA; |
a1c743fc BV |
735 | } |
736 | ||
737 | return SR_OK; | |
738 | } | |
739 | ||
254dd102 | 740 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) |
f4816ac6 | 741 | { |
ae67644f | 742 | struct sr_usbtmc_dev_inst *usbtmc; |
29d957ce | 743 | struct dev_context *devc; |
254dd102 BV |
744 | struct sr_probe *probe; |
745 | GSList *l; | |
254dd102 | 746 | char cmd[256]; |
29d957ce | 747 | |
e73ffd42 BV |
748 | if (sdi->status != SR_ST_ACTIVE) |
749 | return SR_ERR_DEV_CLOSED; | |
e0b7d23c | 750 | |
ae67644f | 751 | usbtmc = sdi->conn; |
29d957ce UH |
752 | devc = sdi->priv; |
753 | ||
babab622 ML |
754 | if (devc->data_source == DATA_SOURCE_LIVE) { |
755 | if (rigol_ds_send(sdi, ":RUN") != SR_OK) | |
756 | return SR_ERR; | |
757 | } else if (devc->data_source == DATA_SOURCE_MEMORY) { | |
758 | if (devc->model->series != RIGOL_DS2000) { | |
759 | sr_err("Data source 'Memory' not supported for this device"); | |
760 | return SR_ERR; | |
761 | } | |
762 | } else if (devc->data_source == DATA_SOURCE_SEGMENTED) { | |
763 | sr_err("Data source 'Segmented' not yet supported"); | |
764 | return SR_ERR; | |
765 | } | |
766 | ||
254dd102 BV |
767 | for (l = sdi->probes; l; l = l->next) { |
768 | probe = l->data; | |
6bb192bc ML |
769 | sr_dbg("handling probe %s", probe->name); |
770 | if (probe->type == SR_PROBE_ANALOG) { | |
771 | if (probe->enabled) | |
772 | devc->enabled_analog_probes = g_slist_append( | |
773 | devc->enabled_analog_probes, probe); | |
774 | if (probe->enabled != devc->analog_channels[probe->index]) { | |
775 | /* Enabled channel is currently disabled, or vice versa. */ | |
776 | sprintf(cmd, ":CHAN%d:DISP %s", probe->index + 1, | |
777 | probe->enabled ? "ON" : "OFF"); | |
3086efdd | 778 | if (rigol_ds_send(sdi, cmd) != SR_OK) |
6bb192bc ML |
779 | return SR_ERR; |
780 | } | |
781 | } else if (probe->type == SR_PROBE_LOGIC) { | |
782 | if (probe->enabled) | |
783 | devc->enabled_digital_probes = g_slist_append( | |
784 | devc->enabled_digital_probes, probe); | |
785 | if (probe->enabled != devc->digital_channels[probe->index]) { | |
786 | /* Enabled channel is currently disabled, or vice versa. */ | |
787 | sprintf(cmd, ":DIG%d:TURN %s", probe->index, | |
788 | probe->enabled ? "ON" : "OFF"); | |
3086efdd | 789 | if (rigol_ds_send(sdi, cmd) != SR_OK) |
6bb192bc ML |
790 | return SR_ERR; |
791 | } | |
254dd102 BV |
792 | } |
793 | } | |
6bb192bc | 794 | if (!devc->enabled_analog_probes && !devc->enabled_digital_probes) |
254dd102 | 795 | return SR_ERR; |
e0b7d23c | 796 | |
ae67644f | 797 | sr_source_add(usbtmc->fd, G_IO_IN, 50, rigol_ds_receive, (void *)sdi); |
e0b7d23c ML |
798 | |
799 | /* Send header packet to the session bus. */ | |
29a27196 | 800 | std_session_send_df_header(cb_data, LOG_PREFIX); |
e0b7d23c | 801 | |
babab622 | 802 | if (devc->model->protocol == PROTOCOL_LEGACY) { |
bafd4890 ML |
803 | /* Fetch the first frame. */ |
804 | if (devc->enabled_analog_probes) { | |
babab622 | 805 | devc->analog_frame_size = DS1000_ANALOG_LIVE_WAVEFORM_SIZE; |
bafd4890 ML |
806 | devc->channel_frame = devc->enabled_analog_probes->data; |
807 | if (rigol_ds_send(sdi, ":WAV:DATA? CHAN%d", | |
808 | devc->channel_frame->index + 1) != SR_OK) | |
809 | return SR_ERR; | |
810 | } else { | |
811 | devc->channel_frame = devc->enabled_digital_probes->data; | |
812 | if (rigol_ds_send(sdi, ":WAV:DATA? DIG") != SR_OK) | |
813 | return SR_ERR; | |
814 | } | |
815 | ||
816 | devc->num_frame_bytes = 0; | |
6bb192bc | 817 | } else { |
bafd4890 | 818 | if (devc->enabled_analog_probes) { |
babab622 ML |
819 | if (devc->data_source == DATA_SOURCE_MEMORY) |
820 | { | |
821 | if (g_slist_length(devc->enabled_analog_probes) == 1) | |
822 | devc->analog_frame_size = DS2000_ANALOG_MEM_WAVEFORM_SIZE_1C; | |
823 | else | |
824 | devc->analog_frame_size = DS2000_ANALOG_MEM_WAVEFORM_SIZE_2C; | |
825 | /* Apparently for the DS2000 the memory | |
826 | * depth can only be set in Running state - | |
827 | * this matches the behaviour of the UI. */ | |
828 | if (rigol_ds_send(sdi, ":RUN") != SR_OK) | |
829 | return SR_ERR; | |
830 | if (rigol_ds_send(sdi, "ACQ:MDEP %d", devc->analog_frame_size) != SR_OK) | |
831 | return SR_ERR; | |
832 | if (rigol_ds_send(sdi, ":STOP") != SR_OK) | |
833 | return SR_ERR; | |
834 | } else | |
835 | devc->analog_frame_size = DS2000_ANALOG_LIVE_WAVEFORM_SIZE; | |
355de5a1 | 836 | devc->channel_frame = devc->enabled_analog_probes->data; |
babab622 | 837 | if (rigol_ds_capture_start(sdi) != SR_OK) |
bafd4890 ML |
838 | return SR_ERR; |
839 | } | |
6bb192bc | 840 | } |
f4816ac6 ML |
841 | |
842 | return SR_OK; | |
843 | } | |
844 | ||
254dd102 | 845 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
f4816ac6 | 846 | { |
29d957ce | 847 | struct dev_context *devc; |
ae67644f | 848 | struct sr_usbtmc_dev_inst *usbtmc; |
29d957ce | 849 | |
f4816ac6 ML |
850 | (void)cb_data; |
851 | ||
29d957ce UH |
852 | devc = sdi->priv; |
853 | ||
f4816ac6 ML |
854 | if (sdi->status != SR_ST_ACTIVE) { |
855 | sr_err("Device inactive, can't stop acquisition."); | |
856 | return SR_ERR; | |
857 | } | |
858 | ||
6bb192bc ML |
859 | g_slist_free(devc->enabled_analog_probes); |
860 | g_slist_free(devc->enabled_digital_probes); | |
861 | devc->enabled_analog_probes = NULL; | |
862 | devc->enabled_digital_probes = NULL; | |
ae67644f ML |
863 | usbtmc = sdi->conn; |
864 | sr_source_remove(usbtmc->fd); | |
f4816ac6 ML |
865 | |
866 | return SR_OK; | |
867 | } | |
868 | ||
3086efdd ML |
869 | SR_PRIV struct sr_dev_driver rigol_ds_driver_info = { |
870 | .name = "rigol-ds", | |
871 | .longname = "Rigol DS", | |
f4816ac6 | 872 | .api_version = 1, |
6078d2c9 UH |
873 | .init = init, |
874 | .cleanup = cleanup, | |
875 | .scan = scan, | |
876 | .dev_list = dev_list, | |
3b412e3a | 877 | .dev_clear = dev_clear, |
d62d7ad1 | 878 | .config_get = config_get, |
035a1078 | 879 | .config_set = config_set, |
a1c743fc | 880 | .config_list = config_list, |
6078d2c9 UH |
881 | .dev_open = dev_open, |
882 | .dev_close = dev_close, | |
254dd102 BV |
883 | .dev_acquisition_start = dev_acquisition_start, |
884 | .dev_acquisition_stop = dev_acquisition_stop, | |
f4816ac6 ML |
885 | .priv = NULL, |
886 | }; |