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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> |
f4816ac6 ML |
6 | * |
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. | |
11 | * | |
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. | |
16 | * | |
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/>. | |
19 | */ | |
20 | ||
e0b7d23c ML |
21 | #include <fcntl.h> |
22 | #include <unistd.h> | |
23 | #include <stdlib.h> | |
24 | #include <string.h> | |
f4816ac6 ML |
25 | #include <glib.h> |
26 | #include "libsigrok.h" | |
27 | #include "libsigrok-internal.h" | |
28 | #include "protocol.h" | |
29 | ||
d62d7ad1 BV |
30 | #define NUM_TIMEBASE 12 |
31 | #define NUM_VDIV 8 | |
32 | ||
ca55277c ML |
33 | static const int32_t hwopts[] = { |
34 | SR_CONF_CONN, | |
35 | }; | |
36 | ||
f6a0ac9f | 37 | static const int32_t hwcaps[] = { |
1953564a | 38 | SR_CONF_OSCILLOSCOPE, |
1953564a BV |
39 | SR_CONF_TIMEBASE, |
40 | SR_CONF_TRIGGER_SOURCE, | |
41 | SR_CONF_TRIGGER_SLOPE, | |
42 | SR_CONF_HORIZ_TRIGGERPOS, | |
43 | SR_CONF_VDIV, | |
44 | SR_CONF_COUPLING, | |
d62d7ad1 BV |
45 | SR_CONF_NUM_TIMEBASE, |
46 | SR_CONF_NUM_VDIV, | |
e0b7d23c ML |
47 | }; |
48 | ||
f6a0ac9f | 49 | static const uint64_t timebases[][2] = { |
e0b7d23c ML |
50 | /* nanoseconds */ |
51 | { 2, 1000000000 }, | |
52 | { 5, 1000000000 }, | |
53 | { 10, 1000000000 }, | |
54 | { 20, 1000000000 }, | |
55 | { 50, 1000000000 }, | |
56 | { 100, 1000000000 }, | |
57 | { 500, 1000000000 }, | |
58 | /* microseconds */ | |
59 | { 1, 1000000 }, | |
60 | { 2, 1000000 }, | |
61 | { 5, 1000000 }, | |
62 | { 10, 1000000 }, | |
63 | { 20, 1000000 }, | |
64 | { 50, 1000000 }, | |
65 | { 100, 1000000 }, | |
66 | { 200, 1000000 }, | |
67 | { 500, 1000000 }, | |
68 | /* milliseconds */ | |
69 | { 1, 1000 }, | |
70 | { 2, 1000 }, | |
71 | { 5, 1000 }, | |
72 | { 10, 1000 }, | |
73 | { 20, 1000 }, | |
74 | { 50, 1000 }, | |
75 | { 100, 1000 }, | |
76 | { 200, 1000 }, | |
77 | { 500, 1000 }, | |
78 | /* seconds */ | |
79 | { 1, 1 }, | |
80 | { 2, 1 }, | |
81 | { 5, 1 }, | |
82 | { 10, 1 }, | |
83 | { 20, 1 }, | |
84 | { 50, 1 }, | |
e0b7d23c ML |
85 | }; |
86 | ||
f6a0ac9f | 87 | static const uint64_t vdivs[][2] = { |
e0b7d23c ML |
88 | /* millivolts */ |
89 | { 2, 1000 }, | |
90 | { 5, 1000 }, | |
91 | { 10, 1000 }, | |
92 | { 20, 1000 }, | |
93 | { 50, 1000 }, | |
94 | { 100, 1000 }, | |
95 | { 200, 1000 }, | |
96 | { 500, 1000 }, | |
97 | /* volts */ | |
98 | { 1, 1 }, | |
99 | { 2, 1 }, | |
100 | { 5, 1 }, | |
101 | { 10, 1 }, | |
e0b7d23c ML |
102 | }; |
103 | ||
104 | static const char *trigger_sources[] = { | |
105 | "CH1", | |
106 | "CH2", | |
107 | "EXT", | |
108 | "AC Line", | |
6bb192bc ML |
109 | "D0", |
110 | "D1", | |
111 | "D2", | |
112 | "D3", | |
113 | "D4", | |
114 | "D5", | |
115 | "D6", | |
116 | "D7", | |
117 | "D8", | |
118 | "D9", | |
119 | "D10", | |
120 | "D11", | |
121 | "D12", | |
122 | "D13", | |
123 | "D14", | |
124 | "D15", | |
e0b7d23c ML |
125 | }; |
126 | ||
127 | static const char *coupling[] = { | |
128 | "AC", | |
129 | "DC", | |
130 | "GND", | |
e0b7d23c ML |
131 | }; |
132 | ||
512bb890 BV |
133 | static const char *supported_models[] = { |
134 | "DS1052E", | |
135 | "DS1102E", | |
b775d753 | 136 | "DS1152E", |
512bb890 | 137 | "DS1052D", |
333bf022 | 138 | "DS1102D", |
b775d753 | 139 | "DS1152D", |
512bb890 BV |
140 | }; |
141 | ||
f4816ac6 ML |
142 | SR_PRIV struct sr_dev_driver rigol_ds1xx2_driver_info; |
143 | static struct sr_dev_driver *di = &rigol_ds1xx2_driver_info; | |
144 | ||
fa85f376 | 145 | static void clear_helper(void *priv) |
f4816ac6 | 146 | { |
f4816ac6 | 147 | struct dev_context *devc; |
f4816ac6 | 148 | |
3d3a601e ML |
149 | for (l = drvc->instances; l; l = l->next) { |
150 | if (!(sdi = l->data)) | |
151 | continue; | |
152 | ||
153 | if (sdi->conn) | |
154 | sr_serial_dev_inst_free(sdi->conn); | |
155 | ||
156 | g_slist_free(sdi->probe_groups); | |
157 | ||
158 | if (!(devc = sdi->priv)) | |
159 | continue; | |
160 | ||
161 | g_free(devc->device); | |
162 | g_free(devc->coupling[0]); | |
163 | g_free(devc->coupling[1]); | |
164 | g_free(devc->trigger_source); | |
165 | g_free(devc->trigger_slope); | |
166 | g_slist_free(devc->analog_groups[0].probes); | |
167 | g_slist_free(devc->analog_groups[1].probes); | |
168 | g_slist_free(devc->digital_group.probes); | |
169 | close(devc->fd); | |
170 | ||
171 | sr_dev_inst_free(sdi); | |
172 | } | |
f4816ac6 | 173 | |
fa85f376 UH |
174 | g_free(devc->coupling[0]); |
175 | g_free(devc->coupling[1]); | |
176 | g_free(devc->trigger_source); | |
177 | g_free(devc->trigger_slope); | |
178 | } | |
f4816ac6 | 179 | |
3b412e3a | 180 | static int dev_clear(void) |
fa85f376 UH |
181 | { |
182 | return std_dev_clear(di, clear_helper); | |
f4816ac6 ML |
183 | } |
184 | ||
254dd102 BV |
185 | static int set_cfg(const struct sr_dev_inst *sdi, const char *format, ...) |
186 | { | |
254dd102 BV |
187 | va_list args; |
188 | char buf[256]; | |
189 | ||
254dd102 BV |
190 | va_start(args, format); |
191 | vsnprintf(buf, 255, format, args); | |
192 | va_end(args); | |
9bd4c956 | 193 | if (rigol_ds1xx2_send(sdi, buf) != SR_OK) |
254dd102 BV |
194 | return SR_ERR; |
195 | ||
196 | /* When setting a bunch of parameters in a row, the DS1052E scrambles | |
197 | * some of them unless there is at least 100ms delay in between. */ | |
8f35be72 | 198 | sr_spew("delay %dms", 100); |
e31d410d | 199 | g_usleep(100000); |
254dd102 BV |
200 | |
201 | return SR_OK; | |
202 | } | |
203 | ||
6078d2c9 | 204 | static int init(struct sr_context *sr_ctx) |
f4816ac6 | 205 | { |
f6beaac5 | 206 | return std_init(sr_ctx, di, LOG_PREFIX); |
f4816ac6 ML |
207 | } |
208 | ||
cc9fd2d2 | 209 | static int probe_port(const char *port, GSList **devices) |
f4816ac6 | 210 | { |
cc9fd2d2 BV |
211 | struct dev_context *devc; |
212 | struct sr_dev_inst *sdi; | |
9bd4c956 | 213 | struct sr_serial_dev_inst *serial; |
cc9fd2d2 | 214 | struct sr_probe *probe; |
f6a0ac9f | 215 | unsigned int i; |
9bd4c956 | 216 | int len, num_tokens; |
cc9fd2d2 | 217 | gboolean matched, has_digital; |
512bb890 | 218 | const char *manufacturer, *model, *version; |
fb6e5ba8 | 219 | char buf[256]; |
cc9fd2d2 | 220 | gchar **tokens, *channel_name; |
fb6e5ba8 | 221 | |
46a743c1 | 222 | *devices = NULL; |
cc9fd2d2 | 223 | if (!(serial = sr_serial_dev_inst_new(port, NULL))) |
9bd4c956 ML |
224 | return SR_ERR_MALLOC; |
225 | ||
226 | if (serial_open(serial, SERIAL_RDWR) != SR_OK) | |
227 | return SR_ERR; | |
cc9fd2d2 | 228 | len = serial_write(serial, "*IDN?", 5); |
9bd4c956 ML |
229 | len = serial_read(serial, buf, sizeof(buf)); |
230 | if (serial_close(serial) != SR_OK) | |
231 | return SR_ERR; | |
232 | ||
233 | sr_serial_dev_inst_free(serial); | |
234 | ||
ca55277c ML |
235 | if (len == 0) |
236 | return SR_ERR_NA; | |
f4816ac6 | 237 | |
ca55277c | 238 | buf[len] = 0; |
cc9fd2d2 BV |
239 | tokens = g_strsplit(buf, ",", 0); |
240 | sr_dbg("response: %s [%s]", port, buf); | |
4b97c74e | 241 | |
ca55277c | 242 | for (num_tokens = 0; tokens[num_tokens] != NULL; num_tokens++); |
e0b7d23c | 243 | |
ca55277c ML |
244 | if (num_tokens < 4) { |
245 | g_strfreev(tokens); | |
246 | return SR_ERR_NA; | |
247 | } | |
e0b7d23c | 248 | |
ca55277c ML |
249 | manufacturer = tokens[0]; |
250 | model = tokens[1]; | |
251 | version = tokens[3]; | |
fb6e5ba8 | 252 | |
ca55277c ML |
253 | if (strcmp(manufacturer, "Rigol Technologies")) { |
254 | g_strfreev(tokens); | |
255 | return SR_ERR_NA; | |
256 | } | |
fb6e5ba8 | 257 | |
46a743c1 | 258 | matched = has_digital = FALSE; |
ca55277c ML |
259 | for (i = 0; i < ARRAY_SIZE(supported_models); i++) { |
260 | if (!strcmp(model, supported_models[i])) { | |
cc9fd2d2 | 261 | matched = TRUE; |
ca55277c ML |
262 | has_digital = g_str_has_suffix(model, "D"); |
263 | break; | |
fb6e5ba8 | 264 | } |
ca55277c | 265 | } |
fb6e5ba8 | 266 | |
ca55277c ML |
267 | if (!matched || !(sdi = sr_dev_inst_new(0, SR_ST_ACTIVE, |
268 | manufacturer, model, version))) { | |
269 | g_strfreev(tokens); | |
270 | return SR_ERR_NA; | |
271 | } | |
fb6e5ba8 | 272 | |
ca55277c | 273 | g_strfreev(tokens); |
fb6e5ba8 | 274 | |
cc9fd2d2 | 275 | if (!(sdi->conn = sr_serial_dev_inst_new(port, NULL))) |
ca55277c | 276 | return SR_ERR_MALLOC; |
cc9fd2d2 | 277 | sdi->driver = di; |
fa85f376 | 278 | sdi->inst_type = SR_INST_SERIAL; |
512bb890 | 279 | |
cc9fd2d2 | 280 | if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) |
ca55277c | 281 | return SR_ERR_MALLOC; |
cc9fd2d2 | 282 | devc->limit_frames = 0; |
ca55277c | 283 | devc->has_digital = has_digital; |
512bb890 | 284 | |
ca55277c | 285 | for (i = 0; i < 2; i++) { |
3d3a601e ML |
286 | channel_name = (i == 0 ? "CH1" : "CH2"); |
287 | if (!(probe = sr_probe_new(i, SR_PROBE_ANALOG, TRUE, channel_name))) | |
ca55277c ML |
288 | return SR_ERR_MALLOC; |
289 | sdi->probes = g_slist_append(sdi->probes, probe); | |
3d3a601e ML |
290 | devc->analog_groups[i].name = channel_name; |
291 | devc->analog_groups[i].probes = g_slist_append(NULL, probe); | |
292 | sdi->probe_groups = g_slist_append(sdi->probe_groups, | |
293 | &devc->analog_groups[i]); | |
ca55277c | 294 | } |
512bb890 | 295 | |
ca55277c ML |
296 | if (devc->has_digital) { |
297 | for (i = 0; i < 16; i++) { | |
298 | if (!(channel_name = g_strdup_printf("D%d", i))) | |
299 | return SR_ERR_MALLOC; | |
300 | probe = sr_probe_new(i, SR_PROBE_LOGIC, TRUE, channel_name); | |
301 | g_free(channel_name); | |
302 | if (!probe) | |
303 | return SR_ERR_MALLOC; | |
304 | sdi->probes = g_slist_append(sdi->probes, probe); | |
3d3a601e ML |
305 | devc->digital_group.probes = g_slist_append( |
306 | devc->digital_group.probes, probe); | |
307 | devc->digital_group.name = "LA"; | |
308 | sdi->probe_groups = g_slist_append(sdi->probe_groups, | |
309 | &devc->digital_group); | |
512bb890 | 310 | } |
ca55277c | 311 | } |
cc9fd2d2 BV |
312 | sdi->priv = devc; |
313 | ||
314 | *devices = g_slist_append(NULL, sdi); | |
512bb890 | 315 | |
ca55277c ML |
316 | return SR_OK; |
317 | } | |
512bb890 | 318 | |
6078d2c9 | 319 | static GSList *scan(GSList *options) |
ca55277c ML |
320 | { |
321 | struct drv_context *drvc; | |
ca55277c | 322 | struct sr_config *src; |
cc9fd2d2 | 323 | GSList *l, *devices; |
ca55277c | 324 | GDir *dir; |
ca55277c | 325 | int ret; |
cc9fd2d2 BV |
326 | const gchar *dev_name; |
327 | gchar *port = NULL; | |
fb6e5ba8 | 328 | |
ca55277c | 329 | drvc = di->priv; |
d2e0b1fa | 330 | |
ca55277c ML |
331 | for (l = options; l; l = l->next) { |
332 | src = l->data; | |
333 | if (src->key == SR_CONF_CONN) { | |
cc9fd2d2 | 334 | port = (char *)g_variant_get_string(src->data, NULL); |
ca55277c | 335 | break; |
fb6e5ba8 | 336 | } |
ca55277c | 337 | } |
fb6e5ba8 | 338 | |
46a743c1 | 339 | devices = NULL; |
cc9fd2d2 BV |
340 | if (port) { |
341 | if (probe_port(port, &devices) == SR_ERR_MALLOC) | |
ca55277c | 342 | return NULL; |
ca55277c | 343 | } else { |
da970d24 BV |
344 | if (!(dir = g_dir_open("/sys/class/usbmisc/", 0, NULL))) |
345 | if (!(dir = g_dir_open("/sys/class/usb/", 0, NULL))) | |
346 | return NULL; | |
ca55277c | 347 | while ((dev_name = g_dir_read_name(dir))) { |
cc9fd2d2 | 348 | if (strncmp(dev_name, "usbtmc", 6)) |
ca55277c | 349 | continue; |
cc9fd2d2 BV |
350 | port = g_strconcat("/dev/", dev_name, NULL); |
351 | ret = probe_port(port, &devices); | |
352 | g_free(port); | |
ca55277c ML |
353 | if (ret == SR_ERR_MALLOC) { |
354 | g_dir_close(dir); | |
ca55277c | 355 | return NULL; |
6bb192bc ML |
356 | } |
357 | } | |
ca55277c ML |
358 | g_dir_close(dir); |
359 | } | |
f4816ac6 | 360 | |
46a743c1 BV |
361 | /* Tack a copy of the newly found devices onto the driver list. */ |
362 | l = g_slist_copy(devices); | |
363 | drvc->instances = g_slist_concat(drvc->instances, l); | |
cc9fd2d2 | 364 | |
f4816ac6 ML |
365 | return devices; |
366 | } | |
367 | ||
6078d2c9 | 368 | static GSList *dev_list(void) |
f4816ac6 | 369 | { |
0e94d524 | 370 | return ((struct drv_context *)(di->priv))->instances; |
f4816ac6 ML |
371 | } |
372 | ||
6078d2c9 | 373 | static int dev_open(struct sr_dev_inst *sdi) |
f4816ac6 | 374 | { |
9bd4c956 ML |
375 | |
376 | if (serial_open(sdi->conn, SERIAL_RDWR) != SR_OK) | |
e0b7d23c | 377 | return SR_ERR; |
e0b7d23c | 378 | |
254dd102 | 379 | if (rigol_ds1xx2_get_dev_cfg(sdi) != SR_OK) |
254dd102 | 380 | return SR_ERR; |
f4816ac6 | 381 | |
46a743c1 | 382 | sdi->status = SR_ST_ACTIVE; |
cc9fd2d2 | 383 | |
f4816ac6 ML |
384 | return SR_OK; |
385 | } | |
386 | ||
6078d2c9 | 387 | static int dev_close(struct sr_dev_inst *sdi) |
f4816ac6 | 388 | { |
cc9fd2d2 | 389 | struct sr_serial_dev_inst *serial; |
e0b7d23c | 390 | |
cc9fd2d2 BV |
391 | serial = sdi->conn; |
392 | if (serial && serial->fd != -1) { | |
393 | serial_close(serial); | |
394 | sdi->status = SR_ST_INACTIVE; | |
395 | } | |
f4816ac6 ML |
396 | |
397 | return SR_OK; | |
398 | } | |
399 | ||
6078d2c9 | 400 | static int cleanup(void) |
f4816ac6 | 401 | { |
3b412e3a | 402 | return dev_clear(); |
f4816ac6 ML |
403 | } |
404 | ||
8f996b89 ML |
405 | static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi, |
406 | const struct sr_probe_group *probe_group) | |
d62d7ad1 BV |
407 | { |
408 | ||
409 | (void)sdi; | |
8f996b89 | 410 | (void)probe_group; |
d62d7ad1 BV |
411 | |
412 | switch (id) { | |
413 | case SR_CONF_NUM_TIMEBASE: | |
414 | *data = g_variant_new_int32(NUM_TIMEBASE); | |
415 | break; | |
416 | case SR_CONF_NUM_VDIV: | |
417 | *data = g_variant_new_int32(NUM_VDIV); | |
418 | break; | |
419 | default: | |
bd6fbf62 | 420 | return SR_ERR_NA; |
d62d7ad1 BV |
421 | } |
422 | ||
423 | return SR_OK; | |
424 | } | |
425 | ||
8f996b89 ML |
426 | static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi, |
427 | const struct sr_probe_group *probe_group) | |
f4816ac6 | 428 | { |
29d957ce | 429 | struct dev_context *devc; |
f6a0ac9f | 430 | uint64_t tmp_u64, p, q; |
254dd102 | 431 | double t_dbl; |
f6a0ac9f | 432 | unsigned int i; |
254dd102 BV |
433 | int ret; |
434 | const char *tmp_str; | |
f4816ac6 | 435 | |
8f996b89 ML |
436 | (void)probe_group; |
437 | ||
29d957ce UH |
438 | devc = sdi->priv; |
439 | ||
e73ffd42 BV |
440 | if (sdi->status != SR_ST_ACTIVE) |
441 | return SR_ERR_DEV_CLOSED; | |
f4816ac6 ML |
442 | |
443 | ret = SR_OK; | |
035a1078 | 444 | switch (id) { |
1953564a | 445 | case SR_CONF_LIMIT_FRAMES: |
f6a0ac9f | 446 | devc->limit_frames = g_variant_get_uint64(data); |
e0b7d23c | 447 | break; |
1953564a | 448 | case SR_CONF_TRIGGER_SLOPE: |
f6a0ac9f | 449 | tmp_u64 = g_variant_get_uint64(data); |
254dd102 BV |
450 | if (tmp_u64 != 0 && tmp_u64 != 1) |
451 | return SR_ERR; | |
452 | g_free(devc->trigger_slope); | |
453 | devc->trigger_slope = g_strdup(tmp_u64 ? "POS" : "NEG"); | |
454 | ret = set_cfg(sdi, ":TRIG:EDGE:SLOP %s", devc->trigger_slope); | |
e0b7d23c | 455 | break; |
1953564a | 456 | case SR_CONF_HORIZ_TRIGGERPOS: |
254dd102 BV |
457 | t_dbl = g_variant_get_double(data); |
458 | if (t_dbl < 0.0 || t_dbl > 1.0) | |
459 | return SR_ERR; | |
460 | devc->horiz_triggerpos = t_dbl; | |
461 | /* We have the trigger offset as a percentage of the frame, but | |
462 | * need to express this in seconds. */ | |
463 | t_dbl = -(devc->horiz_triggerpos - 0.5) * devc->timebase * NUM_TIMEBASE; | |
464 | ret = set_cfg(sdi, ":TIM:OFFS %.6f", t_dbl); | |
e0b7d23c | 465 | break; |
1953564a | 466 | case SR_CONF_TIMEBASE: |
f6a0ac9f | 467 | g_variant_get(data, "(tt)", &p, &q); |
f6a0ac9f BV |
468 | for (i = 0; i < ARRAY_SIZE(timebases); i++) { |
469 | if (timebases[i][0] == p && timebases[i][1] == q) { | |
254dd102 BV |
470 | devc->timebase = (float)p / q; |
471 | ret = set_cfg(sdi, ":TIM:SCAL %.9f", devc->timebase); | |
f6a0ac9f BV |
472 | break; |
473 | } | |
474 | } | |
254dd102 BV |
475 | if (i == ARRAY_SIZE(timebases)) |
476 | ret = SR_ERR_ARG; | |
e0b7d23c | 477 | break; |
1953564a | 478 | case SR_CONF_TRIGGER_SOURCE: |
f6a0ac9f | 479 | tmp_str = g_variant_get_string(data, NULL); |
254dd102 BV |
480 | for (i = 0; i < ARRAY_SIZE(trigger_sources); i++) { |
481 | if (!strcmp(trigger_sources[i], tmp_str)) { | |
482 | g_free(devc->trigger_source); | |
483 | devc->trigger_source = g_strdup(trigger_sources[i]); | |
484 | if (!strcmp(devc->trigger_source, "AC Line")) | |
485 | tmp_str = "ACL"; | |
486 | else if (!strcmp(devc->trigger_source, "CH1")) | |
487 | tmp_str = "CHAN1"; | |
488 | else if (!strcmp(devc->trigger_source, "CH2")) | |
489 | tmp_str = "CHAN2"; | |
490 | else | |
491 | tmp_str = (char *)devc->trigger_source; | |
492 | ret = set_cfg(sdi, ":TRIG:EDGE:SOUR %s", tmp_str); | |
493 | break; | |
494 | } | |
4e108ace | 495 | } |
254dd102 BV |
496 | if (i == ARRAY_SIZE(trigger_sources)) |
497 | ret = SR_ERR_ARG; | |
e0b7d23c | 498 | break; |
1953564a | 499 | case SR_CONF_VDIV: |
f6a0ac9f | 500 | g_variant_get(data, "(tt)", &p, &q); |
f6a0ac9f BV |
501 | for (i = 0; i < ARRAY_SIZE(vdivs); i++) { |
502 | if (vdivs[i][0] != p || vdivs[i][1] != q) | |
503 | continue; | |
254dd102 BV |
504 | devc->vdiv[0] = devc->vdiv[1] = (float)p / q; |
505 | set_cfg(sdi, ":CHAN1:SCAL %.3f", devc->vdiv[0]); | |
506 | ret = set_cfg(sdi, ":CHAN2:SCAL %.3f", devc->vdiv[1]); | |
f6a0ac9f | 507 | break; |
e0b7d23c | 508 | } |
f6a0ac9f | 509 | if (i == ARRAY_SIZE(vdivs)) |
e0b7d23c ML |
510 | ret = SR_ERR_ARG; |
511 | break; | |
1953564a | 512 | case SR_CONF_COUPLING: |
e0b7d23c | 513 | /* TODO: Not supporting coupling per channel yet. */ |
f6a0ac9f BV |
514 | tmp_str = g_variant_get_string(data, NULL); |
515 | for (i = 0; i < ARRAY_SIZE(coupling); i++) { | |
516 | if (!strcmp(tmp_str, coupling[i])) { | |
254dd102 BV |
517 | g_free(devc->coupling[0]); |
518 | g_free(devc->coupling[1]); | |
519 | devc->coupling[0] = g_strdup(coupling[i]); | |
520 | devc->coupling[1] = g_strdup(coupling[i]); | |
521 | set_cfg(sdi, ":CHAN1:COUP %s", devc->coupling[0]); | |
522 | ret = set_cfg(sdi, ":CHAN2:COUP %s", devc->coupling[1]); | |
e0b7d23c ML |
523 | break; |
524 | } | |
525 | } | |
f6a0ac9f | 526 | if (i == ARRAY_SIZE(coupling)) |
e0b7d23c ML |
527 | ret = SR_ERR_ARG; |
528 | break; | |
f4816ac6 | 529 | default: |
bd6fbf62 | 530 | ret = SR_ERR_NA; |
29d957ce | 531 | break; |
f4816ac6 ML |
532 | } |
533 | ||
534 | return ret; | |
535 | } | |
536 | ||
8f996b89 ML |
537 | static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi, |
538 | const struct sr_probe_group *probe_group) | |
a1c743fc | 539 | { |
861c447b BV |
540 | GVariant *tuple, *rational[2]; |
541 | GVariantBuilder gvb; | |
542 | unsigned int i; | |
a7be14ad | 543 | struct dev_context *devc; |
a1c743fc | 544 | |
8f996b89 ML |
545 | (void)probe_group; |
546 | ||
a1c743fc | 547 | switch (key) { |
ca55277c ML |
548 | case SR_CONF_SCAN_OPTIONS: |
549 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
550 | hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t)); | |
551 | break; | |
9a6517d1 | 552 | case SR_CONF_DEVICE_OPTIONS: |
f6a0ac9f BV |
553 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, |
554 | hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t)); | |
9a6517d1 | 555 | break; |
2a7b113d | 556 | case SR_CONF_COUPLING: |
169dbe85 UH |
557 | *data = g_variant_new_strv(coupling, ARRAY_SIZE(coupling)); |
558 | break; | |
e4f2b2ad | 559 | case SR_CONF_VDIV: |
861c447b BV |
560 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); |
561 | for (i = 0; i < ARRAY_SIZE(vdivs); i++) { | |
562 | rational[0] = g_variant_new_uint64(vdivs[i][0]); | |
563 | rational[1] = g_variant_new_uint64(vdivs[i][1]); | |
564 | tuple = g_variant_new_tuple(rational, 2); | |
565 | g_variant_builder_add_value(&gvb, tuple); | |
566 | } | |
567 | *data = g_variant_builder_end(&gvb); | |
e4f2b2ad | 568 | break; |
41f5bd09 | 569 | case SR_CONF_TIMEBASE: |
861c447b BV |
570 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); |
571 | for (i = 0; i < ARRAY_SIZE(timebases); i++) { | |
572 | rational[0] = g_variant_new_uint64(timebases[i][0]); | |
573 | rational[1] = g_variant_new_uint64(timebases[i][1]); | |
574 | tuple = g_variant_new_tuple(rational, 2); | |
575 | g_variant_builder_add_value(&gvb, tuple); | |
576 | } | |
577 | *data = g_variant_builder_end(&gvb); | |
41f5bd09 | 578 | break; |
328bafab | 579 | case SR_CONF_TRIGGER_SOURCE: |
a7be14ad BV |
580 | if (!sdi || !sdi->priv) |
581 | /* Can't know this until we have the exact model. */ | |
582 | return SR_ERR_ARG; | |
583 | devc = sdi->priv; | |
f6a0ac9f | 584 | *data = g_variant_new_strv(trigger_sources, |
6bb192bc | 585 | devc->has_digital ? ARRAY_SIZE(trigger_sources) : 4); |
328bafab | 586 | break; |
a1c743fc | 587 | default: |
bd6fbf62 | 588 | return SR_ERR_NA; |
a1c743fc BV |
589 | } |
590 | ||
591 | return SR_OK; | |
592 | } | |
593 | ||
254dd102 | 594 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) |
f4816ac6 | 595 | { |
9bd4c956 | 596 | struct sr_serial_dev_inst *serial; |
29d957ce | 597 | struct dev_context *devc; |
254dd102 BV |
598 | struct sr_probe *probe; |
599 | GSList *l; | |
254dd102 | 600 | char cmd[256]; |
29d957ce | 601 | |
e73ffd42 BV |
602 | if (sdi->status != SR_ST_ACTIVE) |
603 | return SR_ERR_DEV_CLOSED; | |
e0b7d23c | 604 | |
9bd4c956 | 605 | serial = sdi->conn; |
29d957ce UH |
606 | devc = sdi->priv; |
607 | ||
254dd102 BV |
608 | for (l = sdi->probes; l; l = l->next) { |
609 | probe = l->data; | |
6bb192bc ML |
610 | sr_dbg("handling probe %s", probe->name); |
611 | if (probe->type == SR_PROBE_ANALOG) { | |
612 | if (probe->enabled) | |
613 | devc->enabled_analog_probes = g_slist_append( | |
614 | devc->enabled_analog_probes, probe); | |
615 | if (probe->enabled != devc->analog_channels[probe->index]) { | |
616 | /* Enabled channel is currently disabled, or vice versa. */ | |
617 | sprintf(cmd, ":CHAN%d:DISP %s", probe->index + 1, | |
618 | probe->enabled ? "ON" : "OFF"); | |
9bd4c956 | 619 | if (rigol_ds1xx2_send(sdi, cmd) != SR_OK) |
6bb192bc ML |
620 | return SR_ERR; |
621 | } | |
622 | } else if (probe->type == SR_PROBE_LOGIC) { | |
623 | if (probe->enabled) | |
624 | devc->enabled_digital_probes = g_slist_append( | |
625 | devc->enabled_digital_probes, probe); | |
626 | if (probe->enabled != devc->digital_channels[probe->index]) { | |
627 | /* Enabled channel is currently disabled, or vice versa. */ | |
628 | sprintf(cmd, ":DIG%d:TURN %s", probe->index, | |
629 | probe->enabled ? "ON" : "OFF"); | |
9bd4c956 | 630 | if (rigol_ds1xx2_send(sdi, cmd) != SR_OK) |
6bb192bc ML |
631 | return SR_ERR; |
632 | } | |
254dd102 BV |
633 | } |
634 | } | |
6bb192bc | 635 | if (!devc->enabled_analog_probes && !devc->enabled_digital_probes) |
254dd102 | 636 | return SR_ERR; |
e0b7d23c | 637 | |
9bd4c956 | 638 | sr_source_add(serial->fd, G_IO_IN, 50, rigol_ds1xx2_receive, (void *)sdi); |
e0b7d23c ML |
639 | |
640 | /* Send header packet to the session bus. */ | |
29a27196 | 641 | std_session_send_df_header(cb_data, LOG_PREFIX); |
e0b7d23c | 642 | |
254dd102 | 643 | /* Fetch the first frame. */ |
6bb192bc ML |
644 | if (devc->enabled_analog_probes) { |
645 | devc->channel_frame = devc->enabled_analog_probes->data; | |
9bd4c956 | 646 | if (rigol_ds1xx2_send(sdi, ":WAV:DATA? CHAN%d", |
6bb192bc ML |
647 | devc->channel_frame->index + 1) != SR_OK) |
648 | return SR_ERR; | |
649 | } else { | |
650 | devc->channel_frame = devc->enabled_digital_probes->data; | |
9bd4c956 | 651 | if (rigol_ds1xx2_send(sdi, ":WAV:DATA? DIG") != SR_OK) |
6bb192bc ML |
652 | return SR_ERR; |
653 | } | |
f4816ac6 | 654 | |
ee7e9bee ML |
655 | devc->num_frame_bytes = 0; |
656 | ||
f4816ac6 ML |
657 | return SR_OK; |
658 | } | |
659 | ||
254dd102 | 660 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
f4816ac6 | 661 | { |
29d957ce | 662 | struct dev_context *devc; |
cc9fd2d2 | 663 | struct sr_serial_dev_inst *serial; |
29d957ce | 664 | |
f4816ac6 ML |
665 | (void)cb_data; |
666 | ||
29d957ce UH |
667 | devc = sdi->priv; |
668 | ||
f4816ac6 ML |
669 | if (sdi->status != SR_ST_ACTIVE) { |
670 | sr_err("Device inactive, can't stop acquisition."); | |
671 | return SR_ERR; | |
672 | } | |
673 | ||
6bb192bc ML |
674 | g_slist_free(devc->enabled_analog_probes); |
675 | g_slist_free(devc->enabled_digital_probes); | |
676 | devc->enabled_analog_probes = NULL; | |
677 | devc->enabled_digital_probes = NULL; | |
cc9fd2d2 BV |
678 | serial = sdi->conn; |
679 | sr_source_remove(serial->fd); | |
f4816ac6 ML |
680 | |
681 | return SR_OK; | |
682 | } | |
683 | ||
684 | SR_PRIV struct sr_dev_driver rigol_ds1xx2_driver_info = { | |
685 | .name = "rigol-ds1xx2", | |
686 | .longname = "Rigol DS1xx2", | |
687 | .api_version = 1, | |
6078d2c9 UH |
688 | .init = init, |
689 | .cleanup = cleanup, | |
690 | .scan = scan, | |
691 | .dev_list = dev_list, | |
3b412e3a | 692 | .dev_clear = dev_clear, |
d62d7ad1 | 693 | .config_get = config_get, |
035a1078 | 694 | .config_set = config_set, |
a1c743fc | 695 | .config_list = config_list, |
6078d2c9 UH |
696 | .dev_open = dev_open, |
697 | .dev_close = dev_close, | |
254dd102 BV |
698 | .dev_acquisition_start = dev_acquisition_start, |
699 | .dev_acquisition_stop = dev_acquisition_stop, | |
f4816ac6 ML |
700 | .priv = NULL, |
701 | }; |