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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, | |
d62d7ad1 | 43 | SR_CONF_NUM_TIMEBASE, |
f48e0249 ML |
44 | }; |
45 | ||
46 | static const int32_t analog_hwcaps[] = { | |
d62d7ad1 | 47 | SR_CONF_NUM_VDIV, |
f48e0249 ML |
48 | SR_CONF_VDIV, |
49 | SR_CONF_COUPLING | |
e0b7d23c ML |
50 | }; |
51 | ||
f6a0ac9f | 52 | static const uint64_t timebases[][2] = { |
e0b7d23c ML |
53 | /* nanoseconds */ |
54 | { 2, 1000000000 }, | |
55 | { 5, 1000000000 }, | |
56 | { 10, 1000000000 }, | |
57 | { 20, 1000000000 }, | |
58 | { 50, 1000000000 }, | |
59 | { 100, 1000000000 }, | |
60 | { 500, 1000000000 }, | |
61 | /* microseconds */ | |
62 | { 1, 1000000 }, | |
63 | { 2, 1000000 }, | |
64 | { 5, 1000000 }, | |
65 | { 10, 1000000 }, | |
66 | { 20, 1000000 }, | |
67 | { 50, 1000000 }, | |
68 | { 100, 1000000 }, | |
69 | { 200, 1000000 }, | |
70 | { 500, 1000000 }, | |
71 | /* milliseconds */ | |
72 | { 1, 1000 }, | |
73 | { 2, 1000 }, | |
74 | { 5, 1000 }, | |
75 | { 10, 1000 }, | |
76 | { 20, 1000 }, | |
77 | { 50, 1000 }, | |
78 | { 100, 1000 }, | |
79 | { 200, 1000 }, | |
80 | { 500, 1000 }, | |
81 | /* seconds */ | |
82 | { 1, 1 }, | |
83 | { 2, 1 }, | |
84 | { 5, 1 }, | |
85 | { 10, 1 }, | |
86 | { 20, 1 }, | |
87 | { 50, 1 }, | |
e0b7d23c ML |
88 | }; |
89 | ||
f6a0ac9f | 90 | static const uint64_t vdivs[][2] = { |
e0b7d23c ML |
91 | /* millivolts */ |
92 | { 2, 1000 }, | |
93 | { 5, 1000 }, | |
94 | { 10, 1000 }, | |
95 | { 20, 1000 }, | |
96 | { 50, 1000 }, | |
97 | { 100, 1000 }, | |
98 | { 200, 1000 }, | |
99 | { 500, 1000 }, | |
100 | /* volts */ | |
101 | { 1, 1 }, | |
102 | { 2, 1 }, | |
103 | { 5, 1 }, | |
104 | { 10, 1 }, | |
e0b7d23c ML |
105 | }; |
106 | ||
107 | static const char *trigger_sources[] = { | |
108 | "CH1", | |
109 | "CH2", | |
110 | "EXT", | |
111 | "AC Line", | |
6bb192bc ML |
112 | "D0", |
113 | "D1", | |
114 | "D2", | |
115 | "D3", | |
116 | "D4", | |
117 | "D5", | |
118 | "D6", | |
119 | "D7", | |
120 | "D8", | |
121 | "D9", | |
122 | "D10", | |
123 | "D11", | |
124 | "D12", | |
125 | "D13", | |
126 | "D14", | |
127 | "D15", | |
e0b7d23c ML |
128 | }; |
129 | ||
130 | static const char *coupling[] = { | |
131 | "AC", | |
132 | "DC", | |
133 | "GND", | |
e0b7d23c ML |
134 | }; |
135 | ||
512bb890 BV |
136 | static const char *supported_models[] = { |
137 | "DS1052E", | |
138 | "DS1102E", | |
b775d753 | 139 | "DS1152E", |
512bb890 | 140 | "DS1052D", |
333bf022 | 141 | "DS1102D", |
b775d753 | 142 | "DS1152D", |
512bb890 BV |
143 | }; |
144 | ||
f4816ac6 ML |
145 | SR_PRIV struct sr_dev_driver rigol_ds1xx2_driver_info; |
146 | static struct sr_dev_driver *di = &rigol_ds1xx2_driver_info; | |
147 | ||
fa85f376 | 148 | static void clear_helper(void *priv) |
f4816ac6 | 149 | { |
f4816ac6 | 150 | struct dev_context *devc; |
f4816ac6 | 151 | |
ba358ffd | 152 | devc = priv; |
fa85f376 UH |
153 | g_free(devc->coupling[0]); |
154 | g_free(devc->coupling[1]); | |
155 | g_free(devc->trigger_source); | |
156 | g_free(devc->trigger_slope); | |
ba358ffd BV |
157 | g_slist_free(devc->analog_groups[0].probes); |
158 | g_slist_free(devc->analog_groups[1].probes); | |
159 | g_slist_free(devc->digital_group.probes); | |
fa85f376 | 160 | } |
f4816ac6 | 161 | |
3b412e3a | 162 | static int dev_clear(void) |
fa85f376 UH |
163 | { |
164 | return std_dev_clear(di, clear_helper); | |
f4816ac6 ML |
165 | } |
166 | ||
254dd102 BV |
167 | static int set_cfg(const struct sr_dev_inst *sdi, const char *format, ...) |
168 | { | |
254dd102 BV |
169 | va_list args; |
170 | char buf[256]; | |
171 | ||
254dd102 BV |
172 | va_start(args, format); |
173 | vsnprintf(buf, 255, format, args); | |
174 | va_end(args); | |
9bd4c956 | 175 | if (rigol_ds1xx2_send(sdi, buf) != SR_OK) |
254dd102 BV |
176 | return SR_ERR; |
177 | ||
178 | /* When setting a bunch of parameters in a row, the DS1052E scrambles | |
179 | * some of them unless there is at least 100ms delay in between. */ | |
8f35be72 | 180 | sr_spew("delay %dms", 100); |
e31d410d | 181 | g_usleep(100000); |
254dd102 BV |
182 | |
183 | return SR_OK; | |
184 | } | |
185 | ||
6078d2c9 | 186 | static int init(struct sr_context *sr_ctx) |
f4816ac6 | 187 | { |
f6beaac5 | 188 | return std_init(sr_ctx, di, LOG_PREFIX); |
f4816ac6 ML |
189 | } |
190 | ||
cc9fd2d2 | 191 | static int probe_port(const char *port, GSList **devices) |
f4816ac6 | 192 | { |
cc9fd2d2 BV |
193 | struct dev_context *devc; |
194 | struct sr_dev_inst *sdi; | |
9bd4c956 | 195 | struct sr_serial_dev_inst *serial; |
cc9fd2d2 | 196 | struct sr_probe *probe; |
f6a0ac9f | 197 | unsigned int i; |
9bd4c956 | 198 | int len, num_tokens; |
cc9fd2d2 | 199 | gboolean matched, has_digital; |
512bb890 | 200 | const char *manufacturer, *model, *version; |
fb6e5ba8 | 201 | char buf[256]; |
cc9fd2d2 | 202 | gchar **tokens, *channel_name; |
fb6e5ba8 | 203 | |
46a743c1 | 204 | *devices = NULL; |
cc9fd2d2 | 205 | if (!(serial = sr_serial_dev_inst_new(port, NULL))) |
9bd4c956 ML |
206 | return SR_ERR_MALLOC; |
207 | ||
208 | if (serial_open(serial, SERIAL_RDWR) != SR_OK) | |
209 | return SR_ERR; | |
cc9fd2d2 | 210 | len = serial_write(serial, "*IDN?", 5); |
9bd4c956 ML |
211 | len = serial_read(serial, buf, sizeof(buf)); |
212 | if (serial_close(serial) != SR_OK) | |
213 | return SR_ERR; | |
214 | ||
215 | sr_serial_dev_inst_free(serial); | |
216 | ||
ca55277c ML |
217 | if (len == 0) |
218 | return SR_ERR_NA; | |
f4816ac6 | 219 | |
ca55277c | 220 | buf[len] = 0; |
cc9fd2d2 BV |
221 | tokens = g_strsplit(buf, ",", 0); |
222 | sr_dbg("response: %s [%s]", port, buf); | |
4b97c74e | 223 | |
ca55277c | 224 | for (num_tokens = 0; tokens[num_tokens] != NULL; num_tokens++); |
e0b7d23c | 225 | |
ca55277c ML |
226 | if (num_tokens < 4) { |
227 | g_strfreev(tokens); | |
228 | return SR_ERR_NA; | |
229 | } | |
e0b7d23c | 230 | |
ca55277c ML |
231 | manufacturer = tokens[0]; |
232 | model = tokens[1]; | |
233 | version = tokens[3]; | |
fb6e5ba8 | 234 | |
ca55277c ML |
235 | if (strcmp(manufacturer, "Rigol Technologies")) { |
236 | g_strfreev(tokens); | |
237 | return SR_ERR_NA; | |
238 | } | |
fb6e5ba8 | 239 | |
46a743c1 | 240 | matched = has_digital = FALSE; |
ca55277c ML |
241 | for (i = 0; i < ARRAY_SIZE(supported_models); i++) { |
242 | if (!strcmp(model, supported_models[i])) { | |
cc9fd2d2 | 243 | matched = TRUE; |
ca55277c ML |
244 | has_digital = g_str_has_suffix(model, "D"); |
245 | break; | |
fb6e5ba8 | 246 | } |
ca55277c | 247 | } |
fb6e5ba8 | 248 | |
ca55277c ML |
249 | if (!matched || !(sdi = sr_dev_inst_new(0, SR_ST_ACTIVE, |
250 | manufacturer, model, version))) { | |
251 | g_strfreev(tokens); | |
252 | return SR_ERR_NA; | |
253 | } | |
fb6e5ba8 | 254 | |
ca55277c | 255 | g_strfreev(tokens); |
fb6e5ba8 | 256 | |
cc9fd2d2 | 257 | if (!(sdi->conn = sr_serial_dev_inst_new(port, NULL))) |
ca55277c | 258 | return SR_ERR_MALLOC; |
cc9fd2d2 | 259 | sdi->driver = di; |
fa85f376 | 260 | sdi->inst_type = SR_INST_SERIAL; |
512bb890 | 261 | |
cc9fd2d2 | 262 | if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) |
ca55277c | 263 | return SR_ERR_MALLOC; |
cc9fd2d2 | 264 | devc->limit_frames = 0; |
ca55277c | 265 | devc->has_digital = has_digital; |
512bb890 | 266 | |
ca55277c | 267 | for (i = 0; i < 2; i++) { |
3d3a601e ML |
268 | channel_name = (i == 0 ? "CH1" : "CH2"); |
269 | if (!(probe = sr_probe_new(i, SR_PROBE_ANALOG, TRUE, channel_name))) | |
ca55277c ML |
270 | return SR_ERR_MALLOC; |
271 | sdi->probes = g_slist_append(sdi->probes, probe); | |
3d3a601e ML |
272 | devc->analog_groups[i].name = channel_name; |
273 | devc->analog_groups[i].probes = g_slist_append(NULL, probe); | |
274 | sdi->probe_groups = g_slist_append(sdi->probe_groups, | |
275 | &devc->analog_groups[i]); | |
ca55277c | 276 | } |
512bb890 | 277 | |
ca55277c ML |
278 | if (devc->has_digital) { |
279 | for (i = 0; i < 16; i++) { | |
280 | if (!(channel_name = g_strdup_printf("D%d", i))) | |
281 | return SR_ERR_MALLOC; | |
282 | probe = sr_probe_new(i, SR_PROBE_LOGIC, TRUE, channel_name); | |
283 | g_free(channel_name); | |
284 | if (!probe) | |
285 | return SR_ERR_MALLOC; | |
286 | sdi->probes = g_slist_append(sdi->probes, probe); | |
3d3a601e ML |
287 | devc->digital_group.probes = g_slist_append( |
288 | devc->digital_group.probes, probe); | |
289 | devc->digital_group.name = "LA"; | |
290 | sdi->probe_groups = g_slist_append(sdi->probe_groups, | |
291 | &devc->digital_group); | |
512bb890 | 292 | } |
ca55277c | 293 | } |
cc9fd2d2 BV |
294 | sdi->priv = devc; |
295 | ||
296 | *devices = g_slist_append(NULL, sdi); | |
512bb890 | 297 | |
ca55277c ML |
298 | return SR_OK; |
299 | } | |
512bb890 | 300 | |
6078d2c9 | 301 | static GSList *scan(GSList *options) |
ca55277c ML |
302 | { |
303 | struct drv_context *drvc; | |
ca55277c | 304 | struct sr_config *src; |
cc9fd2d2 | 305 | GSList *l, *devices; |
ca55277c | 306 | GDir *dir; |
ca55277c | 307 | int ret; |
cc9fd2d2 BV |
308 | const gchar *dev_name; |
309 | gchar *port = NULL; | |
fb6e5ba8 | 310 | |
ca55277c | 311 | drvc = di->priv; |
d2e0b1fa | 312 | |
ca55277c ML |
313 | for (l = options; l; l = l->next) { |
314 | src = l->data; | |
315 | if (src->key == SR_CONF_CONN) { | |
cc9fd2d2 | 316 | port = (char *)g_variant_get_string(src->data, NULL); |
ca55277c | 317 | break; |
fb6e5ba8 | 318 | } |
ca55277c | 319 | } |
fb6e5ba8 | 320 | |
46a743c1 | 321 | devices = NULL; |
cc9fd2d2 BV |
322 | if (port) { |
323 | if (probe_port(port, &devices) == SR_ERR_MALLOC) | |
ca55277c | 324 | return NULL; |
ca55277c | 325 | } else { |
da970d24 BV |
326 | if (!(dir = g_dir_open("/sys/class/usbmisc/", 0, NULL))) |
327 | if (!(dir = g_dir_open("/sys/class/usb/", 0, NULL))) | |
328 | return NULL; | |
ca55277c | 329 | while ((dev_name = g_dir_read_name(dir))) { |
cc9fd2d2 | 330 | if (strncmp(dev_name, "usbtmc", 6)) |
ca55277c | 331 | continue; |
cc9fd2d2 BV |
332 | port = g_strconcat("/dev/", dev_name, NULL); |
333 | ret = probe_port(port, &devices); | |
334 | g_free(port); | |
ca55277c ML |
335 | if (ret == SR_ERR_MALLOC) { |
336 | g_dir_close(dir); | |
ca55277c | 337 | return NULL; |
6bb192bc ML |
338 | } |
339 | } | |
ca55277c ML |
340 | g_dir_close(dir); |
341 | } | |
f4816ac6 | 342 | |
46a743c1 BV |
343 | /* Tack a copy of the newly found devices onto the driver list. */ |
344 | l = g_slist_copy(devices); | |
345 | drvc->instances = g_slist_concat(drvc->instances, l); | |
cc9fd2d2 | 346 | |
f4816ac6 ML |
347 | return devices; |
348 | } | |
349 | ||
6078d2c9 | 350 | static GSList *dev_list(void) |
f4816ac6 | 351 | { |
0e94d524 | 352 | return ((struct drv_context *)(di->priv))->instances; |
f4816ac6 ML |
353 | } |
354 | ||
6078d2c9 | 355 | static int dev_open(struct sr_dev_inst *sdi) |
f4816ac6 | 356 | { |
9bd4c956 ML |
357 | |
358 | if (serial_open(sdi->conn, SERIAL_RDWR) != SR_OK) | |
e0b7d23c | 359 | return SR_ERR; |
e0b7d23c | 360 | |
254dd102 | 361 | if (rigol_ds1xx2_get_dev_cfg(sdi) != SR_OK) |
254dd102 | 362 | return SR_ERR; |
f4816ac6 | 363 | |
46a743c1 | 364 | sdi->status = SR_ST_ACTIVE; |
cc9fd2d2 | 365 | |
f4816ac6 ML |
366 | return SR_OK; |
367 | } | |
368 | ||
6078d2c9 | 369 | static int dev_close(struct sr_dev_inst *sdi) |
f4816ac6 | 370 | { |
cc9fd2d2 | 371 | struct sr_serial_dev_inst *serial; |
e0b7d23c | 372 | |
cc9fd2d2 BV |
373 | serial = sdi->conn; |
374 | if (serial && serial->fd != -1) { | |
375 | serial_close(serial); | |
376 | sdi->status = SR_ST_INACTIVE; | |
377 | } | |
f4816ac6 ML |
378 | |
379 | return SR_OK; | |
380 | } | |
381 | ||
6078d2c9 | 382 | static int cleanup(void) |
f4816ac6 | 383 | { |
3b412e3a | 384 | return dev_clear(); |
f4816ac6 ML |
385 | } |
386 | ||
8f996b89 ML |
387 | static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi, |
388 | const struct sr_probe_group *probe_group) | |
d62d7ad1 | 389 | { |
e43fdd8d | 390 | struct dev_context *devc; |
f48e0249 | 391 | unsigned int i; |
d62d7ad1 | 392 | |
e43fdd8d BV |
393 | if (!sdi || !(devc = sdi->priv)) |
394 | return SR_ERR_ARG; | |
395 | ||
d62d7ad1 BV |
396 | switch (id) { |
397 | case SR_CONF_NUM_TIMEBASE: | |
398 | *data = g_variant_new_int32(NUM_TIMEBASE); | |
399 | break; | |
400 | case SR_CONF_NUM_VDIV: | |
f48e0249 | 401 | for (i = 0; i < 2; i++) { |
e43fdd8d | 402 | if (probe_group == &devc->analog_groups[i]) { |
f48e0249 ML |
403 | *data = g_variant_new_int32(NUM_VDIV); |
404 | return SR_OK; | |
405 | } | |
406 | } | |
407 | return SR_ERR_NA; | |
d62d7ad1 | 408 | default: |
bd6fbf62 | 409 | return SR_ERR_NA; |
d62d7ad1 BV |
410 | } |
411 | ||
412 | return SR_OK; | |
413 | } | |
414 | ||
8f996b89 ML |
415 | static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi, |
416 | const struct sr_probe_group *probe_group) | |
f4816ac6 | 417 | { |
29d957ce | 418 | struct dev_context *devc; |
f6a0ac9f | 419 | uint64_t tmp_u64, p, q; |
254dd102 | 420 | double t_dbl; |
f48e0249 | 421 | unsigned int i, j; |
254dd102 BV |
422 | int ret; |
423 | const char *tmp_str; | |
f4816ac6 | 424 | |
e43fdd8d BV |
425 | if (!(devc = sdi->priv)) |
426 | return SR_ERR_ARG; | |
29d957ce | 427 | |
e73ffd42 BV |
428 | if (sdi->status != SR_ST_ACTIVE) |
429 | return SR_ERR_DEV_CLOSED; | |
f4816ac6 ML |
430 | |
431 | ret = SR_OK; | |
035a1078 | 432 | switch (id) { |
1953564a | 433 | case SR_CONF_LIMIT_FRAMES: |
f6a0ac9f | 434 | devc->limit_frames = g_variant_get_uint64(data); |
e0b7d23c | 435 | break; |
1953564a | 436 | case SR_CONF_TRIGGER_SLOPE: |
f6a0ac9f | 437 | tmp_u64 = g_variant_get_uint64(data); |
254dd102 BV |
438 | if (tmp_u64 != 0 && tmp_u64 != 1) |
439 | return SR_ERR; | |
440 | g_free(devc->trigger_slope); | |
441 | devc->trigger_slope = g_strdup(tmp_u64 ? "POS" : "NEG"); | |
442 | ret = set_cfg(sdi, ":TRIG:EDGE:SLOP %s", devc->trigger_slope); | |
e0b7d23c | 443 | break; |
1953564a | 444 | case SR_CONF_HORIZ_TRIGGERPOS: |
254dd102 BV |
445 | t_dbl = g_variant_get_double(data); |
446 | if (t_dbl < 0.0 || t_dbl > 1.0) | |
447 | return SR_ERR; | |
448 | devc->horiz_triggerpos = t_dbl; | |
449 | /* We have the trigger offset as a percentage of the frame, but | |
450 | * need to express this in seconds. */ | |
451 | t_dbl = -(devc->horiz_triggerpos - 0.5) * devc->timebase * NUM_TIMEBASE; | |
452 | ret = set_cfg(sdi, ":TIM:OFFS %.6f", t_dbl); | |
e0b7d23c | 453 | break; |
1953564a | 454 | case SR_CONF_TIMEBASE: |
f6a0ac9f | 455 | g_variant_get(data, "(tt)", &p, &q); |
f6a0ac9f BV |
456 | for (i = 0; i < ARRAY_SIZE(timebases); i++) { |
457 | if (timebases[i][0] == p && timebases[i][1] == q) { | |
254dd102 BV |
458 | devc->timebase = (float)p / q; |
459 | ret = set_cfg(sdi, ":TIM:SCAL %.9f", devc->timebase); | |
f6a0ac9f BV |
460 | break; |
461 | } | |
462 | } | |
254dd102 BV |
463 | if (i == ARRAY_SIZE(timebases)) |
464 | ret = SR_ERR_ARG; | |
e0b7d23c | 465 | break; |
1953564a | 466 | case SR_CONF_TRIGGER_SOURCE: |
f6a0ac9f | 467 | tmp_str = g_variant_get_string(data, NULL); |
254dd102 BV |
468 | for (i = 0; i < ARRAY_SIZE(trigger_sources); i++) { |
469 | if (!strcmp(trigger_sources[i], tmp_str)) { | |
470 | g_free(devc->trigger_source); | |
471 | devc->trigger_source = g_strdup(trigger_sources[i]); | |
472 | if (!strcmp(devc->trigger_source, "AC Line")) | |
473 | tmp_str = "ACL"; | |
474 | else if (!strcmp(devc->trigger_source, "CH1")) | |
475 | tmp_str = "CHAN1"; | |
476 | else if (!strcmp(devc->trigger_source, "CH2")) | |
477 | tmp_str = "CHAN2"; | |
478 | else | |
479 | tmp_str = (char *)devc->trigger_source; | |
480 | ret = set_cfg(sdi, ":TRIG:EDGE:SOUR %s", tmp_str); | |
481 | break; | |
482 | } | |
4e108ace | 483 | } |
254dd102 BV |
484 | if (i == ARRAY_SIZE(trigger_sources)) |
485 | ret = SR_ERR_ARG; | |
e0b7d23c | 486 | break; |
1953564a | 487 | case SR_CONF_VDIV: |
f6a0ac9f | 488 | g_variant_get(data, "(tt)", &p, &q); |
f48e0249 ML |
489 | for (i = 0; i < 2; i++) { |
490 | if (probe_group == &devc->analog_groups[i]) | |
491 | { | |
492 | for (j = 0; j < ARRAY_SIZE(vdivs); j++) | |
493 | { | |
494 | if (vdivs[j][0] != p || vdivs[j][1] != q) | |
495 | continue; | |
496 | devc->vdiv[i] = (float)p / q; | |
497 | return set_cfg(sdi, ":CHAN%d:SCAL %.3f", i + 1, | |
498 | devc->vdiv[i]); | |
499 | } | |
500 | return SR_ERR_ARG; | |
501 | } | |
e0b7d23c | 502 | } |
f48e0249 | 503 | return SR_ERR_NA; |
1953564a | 504 | case SR_CONF_COUPLING: |
f6a0ac9f | 505 | tmp_str = g_variant_get_string(data, NULL); |
f48e0249 ML |
506 | for (i = 0; i < 2; i++) { |
507 | if (probe_group == &devc->analog_groups[i]) | |
508 | { | |
509 | for (j = 0; j < ARRAY_SIZE(coupling); j++) | |
510 | { | |
511 | if (!strcmp(tmp_str, coupling[j])) | |
512 | { | |
513 | g_free(devc->coupling[i]); | |
514 | devc->coupling[i] = g_strdup(coupling[j]); | |
515 | return set_cfg(sdi, ":CHAN%d:COUP %s", i + 1, | |
516 | devc->coupling[i]); | |
517 | } | |
518 | } | |
519 | return SR_ERR_ARG; | |
e0b7d23c ML |
520 | } |
521 | } | |
f48e0249 | 522 | return SR_ERR_NA; |
f4816ac6 | 523 | default: |
bd6fbf62 | 524 | ret = SR_ERR_NA; |
29d957ce | 525 | break; |
f4816ac6 ML |
526 | } |
527 | ||
528 | return ret; | |
529 | } | |
530 | ||
8f996b89 ML |
531 | static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi, |
532 | const struct sr_probe_group *probe_group) | |
a1c743fc | 533 | { |
861c447b BV |
534 | GVariant *tuple, *rational[2]; |
535 | GVariantBuilder gvb; | |
536 | unsigned int i; | |
e43fdd8d | 537 | struct dev_context *devc; |
8f996b89 | 538 | |
e43fdd8d | 539 | if (key == SR_CONF_SCAN_OPTIONS) { |
ca55277c ML |
540 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, |
541 | hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t)); | |
e43fdd8d BV |
542 | return SR_OK; |
543 | } else if (key == SR_CONF_DEVICE_OPTIONS && probe_group == NULL) { | |
544 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
545 | hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t)); | |
546 | return SR_OK; | |
547 | } | |
548 | ||
549 | /* Every other option requires a valid device instance. */ | |
550 | if (!sdi || !(devc = sdi->priv)) | |
551 | return SR_ERR_ARG; | |
552 | ||
553 | switch (key) { | |
ca55277c | 554 | break; |
9a6517d1 | 555 | case SR_CONF_DEVICE_OPTIONS: |
e43fdd8d | 556 | if (probe_group == &devc->digital_group) { |
f48e0249 ML |
557 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, |
558 | NULL, 0, sizeof(int32_t)); | |
559 | return SR_OK; | |
560 | } else { | |
561 | for (i = 0; i < 2; i++) { | |
562 | if (probe_group == &devc->analog_groups[i]) { | |
563 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
564 | analog_hwcaps, ARRAY_SIZE(analog_hwcaps), sizeof(int32_t)); | |
565 | return SR_OK; | |
566 | } | |
567 | } | |
568 | return SR_ERR_NA; | |
569 | } | |
2a7b113d | 570 | case SR_CONF_COUPLING: |
f48e0249 ML |
571 | for (i = 0; i < 2; i++) { |
572 | if (probe_group == &devc->analog_groups[i]) { | |
573 | *data = g_variant_new_strv(coupling, ARRAY_SIZE(coupling)); | |
574 | return SR_OK; | |
575 | } | |
576 | } | |
577 | return SR_ERR_NA; | |
e4f2b2ad | 578 | case SR_CONF_VDIV: |
f48e0249 ML |
579 | for (i = 0; i < 2; i++) { |
580 | if (probe_group == &devc->analog_groups[i]) { | |
581 | rational[0] = g_variant_new_uint64(vdivs[i][0]); | |
582 | rational[1] = g_variant_new_uint64(vdivs[i][1]); | |
583 | *data = g_variant_new_tuple(rational, 2); | |
584 | return SR_OK; | |
585 | } | |
861c447b | 586 | } |
f48e0249 | 587 | return SR_ERR_NA; |
41f5bd09 | 588 | case SR_CONF_TIMEBASE: |
861c447b BV |
589 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); |
590 | for (i = 0; i < ARRAY_SIZE(timebases); i++) { | |
591 | rational[0] = g_variant_new_uint64(timebases[i][0]); | |
592 | rational[1] = g_variant_new_uint64(timebases[i][1]); | |
593 | tuple = g_variant_new_tuple(rational, 2); | |
594 | g_variant_builder_add_value(&gvb, tuple); | |
595 | } | |
596 | *data = g_variant_builder_end(&gvb); | |
41f5bd09 | 597 | break; |
328bafab | 598 | case SR_CONF_TRIGGER_SOURCE: |
f6a0ac9f | 599 | *data = g_variant_new_strv(trigger_sources, |
6bb192bc | 600 | devc->has_digital ? ARRAY_SIZE(trigger_sources) : 4); |
328bafab | 601 | break; |
a1c743fc | 602 | default: |
bd6fbf62 | 603 | return SR_ERR_NA; |
a1c743fc BV |
604 | } |
605 | ||
606 | return SR_OK; | |
607 | } | |
608 | ||
254dd102 | 609 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) |
f4816ac6 | 610 | { |
9bd4c956 | 611 | struct sr_serial_dev_inst *serial; |
29d957ce | 612 | struct dev_context *devc; |
254dd102 BV |
613 | struct sr_probe *probe; |
614 | GSList *l; | |
254dd102 | 615 | char cmd[256]; |
29d957ce | 616 | |
e73ffd42 BV |
617 | if (sdi->status != SR_ST_ACTIVE) |
618 | return SR_ERR_DEV_CLOSED; | |
e0b7d23c | 619 | |
9bd4c956 | 620 | serial = sdi->conn; |
29d957ce UH |
621 | devc = sdi->priv; |
622 | ||
254dd102 BV |
623 | for (l = sdi->probes; l; l = l->next) { |
624 | probe = l->data; | |
6bb192bc ML |
625 | sr_dbg("handling probe %s", probe->name); |
626 | if (probe->type == SR_PROBE_ANALOG) { | |
627 | if (probe->enabled) | |
628 | devc->enabled_analog_probes = g_slist_append( | |
629 | devc->enabled_analog_probes, probe); | |
630 | if (probe->enabled != devc->analog_channels[probe->index]) { | |
631 | /* Enabled channel is currently disabled, or vice versa. */ | |
632 | sprintf(cmd, ":CHAN%d:DISP %s", probe->index + 1, | |
633 | probe->enabled ? "ON" : "OFF"); | |
9bd4c956 | 634 | if (rigol_ds1xx2_send(sdi, cmd) != SR_OK) |
6bb192bc ML |
635 | return SR_ERR; |
636 | } | |
637 | } else if (probe->type == SR_PROBE_LOGIC) { | |
638 | if (probe->enabled) | |
639 | devc->enabled_digital_probes = g_slist_append( | |
640 | devc->enabled_digital_probes, probe); | |
641 | if (probe->enabled != devc->digital_channels[probe->index]) { | |
642 | /* Enabled channel is currently disabled, or vice versa. */ | |
643 | sprintf(cmd, ":DIG%d:TURN %s", probe->index, | |
644 | probe->enabled ? "ON" : "OFF"); | |
9bd4c956 | 645 | if (rigol_ds1xx2_send(sdi, cmd) != SR_OK) |
6bb192bc ML |
646 | return SR_ERR; |
647 | } | |
254dd102 BV |
648 | } |
649 | } | |
6bb192bc | 650 | if (!devc->enabled_analog_probes && !devc->enabled_digital_probes) |
254dd102 | 651 | return SR_ERR; |
e0b7d23c | 652 | |
9bd4c956 | 653 | sr_source_add(serial->fd, G_IO_IN, 50, rigol_ds1xx2_receive, (void *)sdi); |
e0b7d23c ML |
654 | |
655 | /* Send header packet to the session bus. */ | |
29a27196 | 656 | std_session_send_df_header(cb_data, LOG_PREFIX); |
e0b7d23c | 657 | |
254dd102 | 658 | /* Fetch the first frame. */ |
6bb192bc ML |
659 | if (devc->enabled_analog_probes) { |
660 | devc->channel_frame = devc->enabled_analog_probes->data; | |
9bd4c956 | 661 | if (rigol_ds1xx2_send(sdi, ":WAV:DATA? CHAN%d", |
6bb192bc ML |
662 | devc->channel_frame->index + 1) != SR_OK) |
663 | return SR_ERR; | |
664 | } else { | |
665 | devc->channel_frame = devc->enabled_digital_probes->data; | |
9bd4c956 | 666 | if (rigol_ds1xx2_send(sdi, ":WAV:DATA? DIG") != SR_OK) |
6bb192bc ML |
667 | return SR_ERR; |
668 | } | |
f4816ac6 | 669 | |
ee7e9bee ML |
670 | devc->num_frame_bytes = 0; |
671 | ||
f4816ac6 ML |
672 | return SR_OK; |
673 | } | |
674 | ||
254dd102 | 675 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
f4816ac6 | 676 | { |
29d957ce | 677 | struct dev_context *devc; |
cc9fd2d2 | 678 | struct sr_serial_dev_inst *serial; |
29d957ce | 679 | |
f4816ac6 ML |
680 | (void)cb_data; |
681 | ||
29d957ce UH |
682 | devc = sdi->priv; |
683 | ||
f4816ac6 ML |
684 | if (sdi->status != SR_ST_ACTIVE) { |
685 | sr_err("Device inactive, can't stop acquisition."); | |
686 | return SR_ERR; | |
687 | } | |
688 | ||
6bb192bc ML |
689 | g_slist_free(devc->enabled_analog_probes); |
690 | g_slist_free(devc->enabled_digital_probes); | |
691 | devc->enabled_analog_probes = NULL; | |
692 | devc->enabled_digital_probes = NULL; | |
cc9fd2d2 BV |
693 | serial = sdi->conn; |
694 | sr_source_remove(serial->fd); | |
f4816ac6 ML |
695 | |
696 | return SR_OK; | |
697 | } | |
698 | ||
699 | SR_PRIV struct sr_dev_driver rigol_ds1xx2_driver_info = { | |
700 | .name = "rigol-ds1xx2", | |
701 | .longname = "Rigol DS1xx2", | |
702 | .api_version = 1, | |
6078d2c9 UH |
703 | .init = init, |
704 | .cleanup = cleanup, | |
705 | .scan = scan, | |
706 | .dev_list = dev_list, | |
3b412e3a | 707 | .dev_clear = dev_clear, |
d62d7ad1 | 708 | .config_get = config_get, |
035a1078 | 709 | .config_set = config_set, |
a1c743fc | 710 | .config_list = config_list, |
6078d2c9 UH |
711 | .dev_open = dev_open, |
712 | .dev_close = dev_close, | |
254dd102 BV |
713 | .dev_acquisition_start = dev_acquisition_start, |
714 | .dev_acquisition_stop = dev_acquisition_stop, | |
f4816ac6 ML |
715 | .priv = NULL, |
716 | }; |