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