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06a3e78a DJ |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2013 poljar (Damir Jelić) <poljarinho@gmail.com> | |
5 | * | |
6 | * This program is free software: you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation, either version 3 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
6ec6c43b | 20 | #include <config.h> |
13f2b9d7 | 21 | #include <stdlib.h> |
5a1afc09 | 22 | #include "scpi.h" |
06a3e78a DJ |
23 | #include "protocol.h" |
24 | ||
13f2b9d7 DJ |
25 | #define SERIALCOMM "115200/8n1/flow=1" |
26 | ||
dd5c48a6 | 27 | static struct sr_dev_driver hameg_hmo_driver_info; |
e9a62139 DJ |
28 | |
29 | static const char *manufacturers[] = { | |
30 | "HAMEG", | |
da1726cc | 31 | "Rohde&Schwarz", |
e9a62139 DJ |
32 | }; |
33 | ||
6ec3ef9b AJ |
34 | static const uint32_t drvopts[] = { |
35 | SR_CONF_OSCILLOSCOPE, | |
36 | }; | |
37 | ||
584560f1 | 38 | static const uint32_t scanopts[] = { |
13f2b9d7 DJ |
39 | SR_CONF_CONN, |
40 | SR_CONF_SERIALCOMM, | |
41 | }; | |
42 | ||
719eff68 | 43 | enum { |
61e77667 UH |
44 | CG_INVALID = -1, |
45 | CG_NONE, | |
46 | CG_ANALOG, | |
47 | CG_DIGITAL, | |
719eff68 UH |
48 | }; |
49 | ||
e9a62139 DJ |
50 | static int check_manufacturer(const char *manufacturer) |
51 | { | |
52 | unsigned int i; | |
53 | ||
0a1f7b09 | 54 | for (i = 0; i < ARRAY_SIZE(manufacturers); i++) |
e9a62139 DJ |
55 | if (!strcmp(manufacturer, manufacturers[i])) |
56 | return SR_OK; | |
57 | ||
58 | return SR_ERR; | |
59 | } | |
60 | ||
ca28abd6 | 61 | static struct sr_dev_inst *hmo_probe_serial_device(struct sr_scpi_dev_inst *scpi) |
e9a62139 DJ |
62 | { |
63 | struct sr_dev_inst *sdi; | |
64 | struct dev_context *devc; | |
65 | struct sr_scpi_hw_info *hw_info; | |
e9a62139 DJ |
66 | |
67 | sdi = NULL; | |
68 | devc = NULL; | |
e9a62139 DJ |
69 | hw_info = NULL; |
70 | ||
e9a62139 DJ |
71 | if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) { |
72 | sr_info("Couldn't get IDN response."); | |
73 | goto fail; | |
74 | } | |
75 | ||
76 | if (check_manufacturer(hw_info->manufacturer) != SR_OK) | |
77 | goto fail; | |
78 | ||
aac29cc1 | 79 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
80 | sdi->vendor = g_strdup(hw_info->manufacturer); |
81 | sdi->model = g_strdup(hw_info->model); | |
82 | sdi->version = g_strdup(hw_info->firmware_version); | |
83 | sdi->serial_num = g_strdup(hw_info->serial_number); | |
4f840ce9 | 84 | sdi->driver = &hameg_hmo_driver_info; |
b33db61c SA |
85 | sdi->inst_type = SR_INST_SCPI; |
86 | sdi->conn = scpi; | |
b33db61c | 87 | |
e9a62139 DJ |
88 | sr_scpi_hw_info_free(hw_info); |
89 | hw_info = NULL; | |
90 | ||
f57d8ffe | 91 | devc = g_malloc0(sizeof(struct dev_context)); |
e9a62139 | 92 | |
e9a62139 | 93 | sdi->priv = devc; |
e9a62139 DJ |
94 | |
95 | if (hmo_init_device(sdi) != SR_OK) | |
96 | goto fail; | |
97 | ||
98 | return sdi; | |
99 | ||
100 | fail: | |
7b365c47 | 101 | sr_scpi_hw_info_free(hw_info); |
4bf93988 | 102 | sr_dev_inst_free(sdi); |
b1f83103 | 103 | g_free(devc); |
e9a62139 DJ |
104 | |
105 | return NULL; | |
106 | } | |
107 | ||
4f840ce9 | 108 | static GSList *scan(struct sr_dev_driver *di, GSList *options) |
06a3e78a | 109 | { |
41812aca | 110 | return sr_scpi_scan(di->context, options, hmo_probe_serial_device); |
06a3e78a DJ |
111 | } |
112 | ||
13f2b9d7 DJ |
113 | static void clear_helper(void *priv) |
114 | { | |
13f2b9d7 | 115 | struct dev_context *devc; |
13f2b9d7 DJ |
116 | |
117 | devc = priv; | |
13f2b9d7 | 118 | |
719eff68 | 119 | hmo_scope_state_free(devc->model_state); |
13f2b9d7 | 120 | |
13f2b9d7 DJ |
121 | g_free(devc->analog_groups); |
122 | g_free(devc->digital_groups); | |
123 | ||
124 | g_free(devc); | |
125 | } | |
126 | ||
4f840ce9 | 127 | static int dev_clear(const struct sr_dev_driver *di) |
06a3e78a | 128 | { |
13f2b9d7 | 129 | return std_dev_clear(di, clear_helper); |
06a3e78a DJ |
130 | } |
131 | ||
132 | static int dev_open(struct sr_dev_inst *sdi) | |
133 | { | |
6402c379 | 134 | if (sr_scpi_open(sdi->conn) != SR_OK) |
13f2b9d7 | 135 | return SR_ERR; |
06a3e78a | 136 | |
719eff68 | 137 | if (hmo_scope_state_get(sdi) != SR_OK) |
13f2b9d7 | 138 | return SR_ERR; |
06a3e78a | 139 | |
06a3e78a DJ |
140 | return SR_OK; |
141 | } | |
142 | ||
143 | static int dev_close(struct sr_dev_inst *sdi) | |
144 | { | |
f1ba6b4b | 145 | return sr_scpi_close(sdi->conn); |
06a3e78a DJ |
146 | } |
147 | ||
660e398f | 148 | static int check_channel_group(struct dev_context *devc, |
53b4680f | 149 | const struct sr_channel_group *cg) |
13f2b9d7 DJ |
150 | { |
151 | unsigned int i; | |
329733d9 | 152 | const struct scope_config *model; |
13f2b9d7 DJ |
153 | |
154 | model = devc->model_config; | |
155 | ||
53b4680f | 156 | if (!cg) |
61e77667 | 157 | return CG_NONE; |
13f2b9d7 | 158 | |
0a1f7b09 | 159 | for (i = 0; i < model->analog_channels; i++) |
562b7ae5 | 160 | if (cg == devc->analog_groups[i]) |
61e77667 | 161 | return CG_ANALOG; |
13f2b9d7 | 162 | |
0a1f7b09 | 163 | for (i = 0; i < model->digital_pods; i++) |
562b7ae5 | 164 | if (cg == devc->digital_groups[i]) |
61e77667 | 165 | return CG_DIGITAL; |
13f2b9d7 | 166 | |
660e398f | 167 | sr_err("Invalid channel group specified."); |
89280b1a | 168 | |
61e77667 | 169 | return CG_INVALID; |
13f2b9d7 DJ |
170 | } |
171 | ||
584560f1 | 172 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 173 | const struct sr_channel_group *cg) |
06a3e78a | 174 | { |
61e77667 | 175 | int ret, cg_type; |
13f2b9d7 | 176 | unsigned int i; |
13f2b9d7 | 177 | struct dev_context *devc; |
329733d9 | 178 | const struct scope_config *model; |
14a2f74d | 179 | struct scope_state *state; |
13f2b9d7 | 180 | |
709468ba | 181 | if (!sdi) |
13f2b9d7 DJ |
182 | return SR_ERR_ARG; |
183 | ||
709468ba UH |
184 | devc = sdi->priv; |
185 | ||
61e77667 | 186 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
13f2b9d7 | 187 | return SR_ERR; |
06a3e78a | 188 | |
13f2b9d7 DJ |
189 | ret = SR_ERR_NA; |
190 | model = devc->model_config; | |
14a2f74d | 191 | state = devc->model_state; |
06a3e78a | 192 | |
06a3e78a | 193 | switch (key) { |
bf622e6d | 194 | case SR_CONF_NUM_HDIV: |
13f2b9d7 DJ |
195 | *data = g_variant_new_int32(model->num_xdivs); |
196 | ret = SR_OK; | |
197 | break; | |
3fd2dca2 DJ |
198 | case SR_CONF_TIMEBASE: |
199 | *data = g_variant_new("(tt)", (*model->timebases)[state->timebase][0], | |
200 | (*model->timebases)[state->timebase][1]); | |
201 | ret = SR_OK; | |
202 | break; | |
13f2b9d7 | 203 | case SR_CONF_NUM_VDIV: |
61e77667 | 204 | if (cg_type == CG_NONE) { |
660e398f UH |
205 | sr_err("No channel group specified."); |
206 | return SR_ERR_CHANNEL_GROUP; | |
61e77667 | 207 | } else if (cg_type == CG_ANALOG) { |
0a1f7b09 | 208 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 209 | if (cg != devc->analog_groups[i]) |
082972e8 UH |
210 | continue; |
211 | *data = g_variant_new_int32(model->num_ydivs); | |
212 | ret = SR_OK; | |
213 | break; | |
13f2b9d7 DJ |
214 | } |
215 | ||
3fd2dca2 DJ |
216 | } else { |
217 | ret = SR_ERR_NA; | |
218 | } | |
219 | break; | |
220 | case SR_CONF_VDIV: | |
61e77667 UH |
221 | if (cg_type == CG_NONE) { |
222 | sr_err("No channel group specified."); | |
223 | return SR_ERR_CHANNEL_GROUP; | |
224 | } else if (cg_type == CG_ANALOG) { | |
0a1f7b09 | 225 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 226 | if (cg != devc->analog_groups[i]) |
3fd2dca2 DJ |
227 | continue; |
228 | *data = g_variant_new("(tt)", | |
229 | (*model->vdivs)[state->analog_channels[i].vdiv][0], | |
230 | (*model->vdivs)[state->analog_channels[i].vdiv][1]); | |
231 | ret = SR_OK; | |
232 | break; | |
233 | } | |
234 | ||
ccf14618 DJ |
235 | } else { |
236 | ret = SR_ERR_NA; | |
237 | } | |
238 | break; | |
239 | case SR_CONF_TRIGGER_SOURCE: | |
240 | *data = g_variant_new_string((*model->trigger_sources)[state->trigger_source]); | |
241 | ret = SR_OK; | |
242 | break; | |
3fd2dca2 DJ |
243 | case SR_CONF_TRIGGER_SLOPE: |
244 | *data = g_variant_new_string((*model->trigger_slopes)[state->trigger_slope]); | |
245 | ret = SR_OK; | |
246 | break; | |
247 | case SR_CONF_HORIZ_TRIGGERPOS: | |
248 | *data = g_variant_new_double(state->horiz_triggerpos); | |
249 | ret = SR_OK; | |
250 | break; | |
ccf14618 | 251 | case SR_CONF_COUPLING: |
61e77667 | 252 | if (cg_type == CG_NONE) { |
660e398f UH |
253 | sr_err("No channel group specified."); |
254 | return SR_ERR_CHANNEL_GROUP; | |
61e77667 | 255 | } else if (cg_type == CG_ANALOG) { |
0a1f7b09 | 256 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 257 | if (cg != devc->analog_groups[i]) |
ccf14618 DJ |
258 | continue; |
259 | *data = g_variant_new_string((*model->coupling_options)[state->analog_channels[i].coupling]); | |
260 | ret = SR_OK; | |
261 | break; | |
262 | } | |
263 | ||
13f2b9d7 DJ |
264 | } else { |
265 | ret = SR_ERR_NA; | |
266 | } | |
267 | break; | |
14a2f74d DJ |
268 | case SR_CONF_SAMPLERATE: |
269 | *data = g_variant_new_uint64(state->sample_rate); | |
270 | ret = SR_OK; | |
271 | break; | |
06a3e78a | 272 | default: |
13f2b9d7 | 273 | ret = SR_ERR_NA; |
06a3e78a DJ |
274 | } |
275 | ||
276 | return ret; | |
277 | } | |
278 | ||
13f2b9d7 DJ |
279 | static GVariant *build_tuples(const uint64_t (*array)[][2], unsigned int n) |
280 | { | |
281 | unsigned int i; | |
13f2b9d7 DJ |
282 | GVariant *rational[2]; |
283 | GVariantBuilder gvb; | |
284 | ||
285 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
286 | ||
287 | for (i = 0; i < n; i++) { | |
288 | rational[0] = g_variant_new_uint64((*array)[i][0]); | |
289 | rational[1] = g_variant_new_uint64((*array)[i][1]); | |
290 | ||
89280b1a | 291 | /* FIXME: Valgrind reports a memory leak here. */ |
13f2b9d7 DJ |
292 | g_variant_builder_add_value(&gvb, g_variant_new_tuple(rational, 2)); |
293 | } | |
294 | ||
295 | return g_variant_builder_end(&gvb); | |
296 | } | |
297 | ||
584560f1 | 298 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 299 | const struct sr_channel_group *cg) |
06a3e78a | 300 | { |
61e77667 | 301 | int ret, cg_type; |
89280b1a | 302 | unsigned int i, j; |
965b463d | 303 | char command[MAX_COMMAND_SIZE], float_str[30]; |
13f2b9d7 | 304 | struct dev_context *devc; |
329733d9 | 305 | const struct scope_config *model; |
13f2b9d7 | 306 | struct scope_state *state; |
89280b1a | 307 | const char *tmp; |
ca9b9f48 | 308 | uint64_t p, q; |
89280b1a | 309 | double tmp_d; |
23e1ea7a | 310 | gboolean update_sample_rate; |
06a3e78a | 311 | |
b0baddef | 312 | if (!sdi) |
13f2b9d7 DJ |
313 | return SR_ERR_ARG; |
314 | ||
b0baddef UH |
315 | devc = sdi->priv; |
316 | ||
61e77667 | 317 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
13f2b9d7 DJ |
318 | return SR_ERR; |
319 | ||
320 | model = devc->model_config; | |
321 | state = devc->model_state; | |
23e1ea7a | 322 | update_sample_rate = FALSE; |
13f2b9d7 DJ |
323 | |
324 | ret = SR_ERR_NA; | |
06a3e78a | 325 | |
06a3e78a | 326 | switch (key) { |
13f2b9d7 DJ |
327 | case SR_CONF_LIMIT_FRAMES: |
328 | devc->frame_limit = g_variant_get_uint64(data); | |
329 | ret = SR_OK; | |
330 | break; | |
13f2b9d7 | 331 | case SR_CONF_TRIGGER_SOURCE: |
13f2b9d7 | 332 | tmp = g_variant_get_string(data, NULL); |
13f2b9d7 | 333 | for (i = 0; (*model->trigger_sources)[i]; i++) { |
082972e8 UH |
334 | if (g_strcmp0(tmp, (*model->trigger_sources)[i]) != 0) |
335 | continue; | |
336 | state->trigger_source = i; | |
337 | g_snprintf(command, sizeof(command), | |
338 | (*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SOURCE], | |
339 | (*model->trigger_sources)[i]); | |
13f2b9d7 | 340 | |
082972e8 UH |
341 | ret = sr_scpi_send(sdi->conn, command); |
342 | break; | |
13f2b9d7 | 343 | } |
89280b1a | 344 | break; |
13f2b9d7 | 345 | case SR_CONF_VDIV: |
61e77667 | 346 | if (cg_type == CG_NONE) { |
660e398f UH |
347 | sr_err("No channel group specified."); |
348 | return SR_ERR_CHANNEL_GROUP; | |
13f2b9d7 DJ |
349 | } |
350 | ||
351 | g_variant_get(data, "(tt)", &p, &q); | |
352 | ||
353 | for (i = 0; i < model->num_vdivs; i++) { | |
082972e8 UH |
354 | if (p != (*model->vdivs)[i][0] || |
355 | q != (*model->vdivs)[i][1]) | |
356 | continue; | |
0a1f7b09 | 357 | for (j = 1; j <= model->analog_channels; j++) { |
562b7ae5 | 358 | if (cg != devc->analog_groups[j - 1]) |
082972e8 | 359 | continue; |
8de2dc3b | 360 | state->analog_channels[j - 1].vdiv = i; |
965b463d | 361 | g_ascii_formatd(float_str, sizeof(float_str), "%E", (float) p / q); |
082972e8 UH |
362 | g_snprintf(command, sizeof(command), |
363 | (*model->scpi_dialect)[SCPI_CMD_SET_VERTICAL_DIV], | |
965b463d | 364 | j, float_str); |
082972e8 UH |
365 | |
366 | if (sr_scpi_send(sdi->conn, command) != SR_OK || | |
367 | sr_scpi_get_opc(sdi->conn) != SR_OK) | |
368 | return SR_ERR; | |
13f2b9d7 | 369 | |
13f2b9d7 DJ |
370 | break; |
371 | } | |
082972e8 UH |
372 | |
373 | ret = SR_OK; | |
374 | break; | |
13f2b9d7 | 375 | } |
89280b1a | 376 | break; |
13f2b9d7 | 377 | case SR_CONF_TIMEBASE: |
13f2b9d7 DJ |
378 | g_variant_get(data, "(tt)", &p, &q); |
379 | ||
380 | for (i = 0; i < model->num_timebases; i++) { | |
082972e8 UH |
381 | if (p != (*model->timebases)[i][0] || |
382 | q != (*model->timebases)[i][1]) | |
383 | continue; | |
8de2dc3b | 384 | state->timebase = i; |
965b463d | 385 | g_ascii_formatd(float_str, sizeof(float_str), "%E", (float) p / q); |
082972e8 UH |
386 | g_snprintf(command, sizeof(command), |
387 | (*model->scpi_dialect)[SCPI_CMD_SET_TIMEBASE], | |
965b463d | 388 | float_str); |
13f2b9d7 | 389 | |
082972e8 | 390 | ret = sr_scpi_send(sdi->conn, command); |
23e1ea7a | 391 | update_sample_rate = TRUE; |
082972e8 | 392 | break; |
13f2b9d7 | 393 | } |
89280b1a | 394 | break; |
13f2b9d7 | 395 | case SR_CONF_HORIZ_TRIGGERPOS: |
89280b1a | 396 | tmp_d = g_variant_get_double(data); |
13f2b9d7 | 397 | |
89280b1a | 398 | if (tmp_d < 0.0 || tmp_d > 1.0) |
13f2b9d7 DJ |
399 | return SR_ERR; |
400 | ||
422a1c0d DJ |
401 | state->horiz_triggerpos = tmp_d; |
402 | tmp_d = -(tmp_d - 0.5) * | |
403 | ((double) (*model->timebases)[state->timebase][0] / | |
404 | (*model->timebases)[state->timebase][1]) | |
405 | * model->num_xdivs; | |
406 | ||
407 | g_ascii_formatd(float_str, sizeof(float_str), "%E", tmp_d); | |
13f2b9d7 DJ |
408 | g_snprintf(command, sizeof(command), |
409 | (*model->scpi_dialect)[SCPI_CMD_SET_HORIZ_TRIGGERPOS], | |
422a1c0d | 410 | float_str); |
13f2b9d7 DJ |
411 | |
412 | ret = sr_scpi_send(sdi->conn, command); | |
89280b1a | 413 | break; |
13f2b9d7 | 414 | case SR_CONF_TRIGGER_SLOPE: |
ca9b9f48 | 415 | tmp = g_variant_get_string(data, NULL); |
e3abd15d SB |
416 | for (i = 0; (*model->trigger_slopes)[i]; i++) { |
417 | if (g_strcmp0(tmp, (*model->trigger_slopes)[i]) != 0) | |
418 | continue; | |
419 | state->trigger_slope = i; | |
420 | g_snprintf(command, sizeof(command), | |
421 | (*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SLOPE], | |
422 | (*model->trigger_slopes)[i]); | |
13f2b9d7 | 423 | |
e3abd15d SB |
424 | ret = sr_scpi_send(sdi->conn, command); |
425 | break; | |
426 | } | |
89280b1a | 427 | break; |
13f2b9d7 | 428 | case SR_CONF_COUPLING: |
61e77667 | 429 | if (cg_type == CG_NONE) { |
660e398f UH |
430 | sr_err("No channel group specified."); |
431 | return SR_ERR_CHANNEL_GROUP; | |
13f2b9d7 DJ |
432 | } |
433 | ||
434 | tmp = g_variant_get_string(data, NULL); | |
435 | ||
436 | for (i = 0; (*model->coupling_options)[i]; i++) { | |
082972e8 UH |
437 | if (strcmp(tmp, (*model->coupling_options)[i]) != 0) |
438 | continue; | |
0a1f7b09 | 439 | for (j = 1; j <= model->analog_channels; j++) { |
562b7ae5 | 440 | if (cg != devc->analog_groups[j - 1]) |
082972e8 UH |
441 | continue; |
442 | state->analog_channels[j-1].coupling = i; | |
13f2b9d7 | 443 | |
082972e8 UH |
444 | g_snprintf(command, sizeof(command), |
445 | (*model->scpi_dialect)[SCPI_CMD_SET_COUPLING], | |
446 | j, tmp); | |
447 | ||
448 | if (sr_scpi_send(sdi->conn, command) != SR_OK || | |
449 | sr_scpi_get_opc(sdi->conn) != SR_OK) | |
450 | return SR_ERR; | |
13f2b9d7 DJ |
451 | break; |
452 | } | |
082972e8 UH |
453 | |
454 | ret = SR_OK; | |
455 | break; | |
13f2b9d7 | 456 | } |
89280b1a | 457 | break; |
06a3e78a DJ |
458 | default: |
459 | ret = SR_ERR_NA; | |
13f2b9d7 | 460 | break; |
06a3e78a DJ |
461 | } |
462 | ||
13f2b9d7 DJ |
463 | if (ret == SR_OK) |
464 | ret = sr_scpi_get_opc(sdi->conn); | |
465 | ||
23e1ea7a DJ |
466 | if (ret == SR_OK && update_sample_rate) |
467 | ret = hmo_update_sample_rate(sdi); | |
468 | ||
06a3e78a DJ |
469 | return ret; |
470 | } | |
471 | ||
584560f1 | 472 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 473 | const struct sr_channel_group *cg) |
06a3e78a | 474 | { |
6ec3ef9b AJ |
475 | int cg_type = CG_NONE; |
476 | struct dev_context *devc = NULL; | |
329733d9 | 477 | const struct scope_config *model = NULL; |
13f2b9d7 | 478 | |
4d399734 UH |
479 | if (sdi) { |
480 | devc = sdi->priv; | |
6ec3ef9b AJ |
481 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
482 | return SR_ERR; | |
13f2b9d7 | 483 | |
6ec3ef9b AJ |
484 | model = devc->model_config; |
485 | } | |
06a3e78a | 486 | |
06a3e78a | 487 | switch (key) { |
226363c4 | 488 | case SR_CONF_SCAN_OPTIONS: |
584560f1 BV |
489 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
490 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); | |
226363c4 | 491 | break; |
13f2b9d7 | 492 | case SR_CONF_DEVICE_OPTIONS: |
61e77667 | 493 | if (cg_type == CG_NONE) { |
6ec3ef9b AJ |
494 | if (model) |
495 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
496 | model->devopts, model->num_devopts, sizeof(uint32_t)); | |
497 | else | |
498 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
499 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); | |
61e77667 | 500 | } else if (cg_type == CG_ANALOG) { |
584560f1 | 501 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
f254bc4b | 502 | model->analog_devopts, model->num_analog_devopts, |
584560f1 | 503 | sizeof(uint32_t)); |
13f2b9d7 | 504 | } else { |
584560f1 BV |
505 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
506 | NULL, 0, sizeof(uint32_t)); | |
13f2b9d7 DJ |
507 | } |
508 | break; | |
13f2b9d7 | 509 | case SR_CONF_COUPLING: |
61e77667 | 510 | if (cg_type == CG_NONE) |
660e398f | 511 | return SR_ERR_CHANNEL_GROUP; |
13f2b9d7 | 512 | *data = g_variant_new_strv(*model->coupling_options, |
89280b1a | 513 | g_strv_length((char **)*model->coupling_options)); |
13f2b9d7 | 514 | break; |
13f2b9d7 | 515 | case SR_CONF_TRIGGER_SOURCE: |
6ec3ef9b AJ |
516 | if (!model) |
517 | return SR_ERR_ARG; | |
13f2b9d7 | 518 | *data = g_variant_new_strv(*model->trigger_sources, |
89280b1a | 519 | g_strv_length((char **)*model->trigger_sources)); |
13f2b9d7 | 520 | break; |
bbabdaf1 | 521 | case SR_CONF_TRIGGER_SLOPE: |
6ec3ef9b AJ |
522 | if (!model) |
523 | return SR_ERR_ARG; | |
bbabdaf1 DJ |
524 | *data = g_variant_new_strv(*model->trigger_slopes, |
525 | g_strv_length((char **)*model->trigger_slopes)); | |
526 | break; | |
13f2b9d7 | 527 | case SR_CONF_TIMEBASE: |
6ec3ef9b AJ |
528 | if (!model) |
529 | return SR_ERR_ARG; | |
13f2b9d7 DJ |
530 | *data = build_tuples(model->timebases, model->num_timebases); |
531 | break; | |
13f2b9d7 | 532 | case SR_CONF_VDIV: |
61e77667 | 533 | if (cg_type == CG_NONE) |
660e398f | 534 | return SR_ERR_CHANNEL_GROUP; |
13f2b9d7 DJ |
535 | *data = build_tuples(model->vdivs, model->num_vdivs); |
536 | break; | |
06a3e78a DJ |
537 | default: |
538 | return SR_ERR_NA; | |
539 | } | |
540 | ||
13f2b9d7 | 541 | return SR_OK; |
06a3e78a DJ |
542 | } |
543 | ||
13f2b9d7 | 544 | SR_PRIV int hmo_request_data(const struct sr_dev_inst *sdi) |
06a3e78a | 545 | { |
13f2b9d7 | 546 | char command[MAX_COMMAND_SIZE]; |
ba7dd8bb | 547 | struct sr_channel *ch; |
13f2b9d7 | 548 | struct dev_context *devc; |
329733d9 | 549 | const struct scope_config *model; |
13f2b9d7 DJ |
550 | |
551 | devc = sdi->priv; | |
552 | model = devc->model_config; | |
553 | ||
ba7dd8bb | 554 | ch = devc->current_channel->data; |
13f2b9d7 | 555 | |
ba7dd8bb | 556 | switch (ch->type) { |
3f239f08 | 557 | case SR_CHANNEL_ANALOG: |
13f2b9d7 DJ |
558 | g_snprintf(command, sizeof(command), |
559 | (*model->scpi_dialect)[SCPI_CMD_GET_ANALOG_DATA], | |
65a6794e GS |
560 | #ifdef WORDS_BIGENDIAN |
561 | "MSBF", | |
562 | #else | |
563 | "LSBF", | |
564 | #endif | |
ba7dd8bb | 565 | ch->index + 1); |
13f2b9d7 | 566 | break; |
3f239f08 | 567 | case SR_CHANNEL_LOGIC: |
13f2b9d7 DJ |
568 | g_snprintf(command, sizeof(command), |
569 | (*model->scpi_dialect)[SCPI_CMD_GET_DIG_DATA], | |
ba7dd8bb | 570 | ch->index < 8 ? 1 : 2); |
13f2b9d7 DJ |
571 | break; |
572 | default: | |
ba7dd8bb | 573 | sr_err("Invalid channel type."); |
13f2b9d7 DJ |
574 | break; |
575 | } | |
576 | ||
577 | return sr_scpi_send(sdi->conn, command); | |
578 | } | |
579 | ||
ba7dd8bb | 580 | static int hmo_check_channels(GSList *channels) |
13f2b9d7 DJ |
581 | { |
582 | GSList *l; | |
ba7dd8bb | 583 | struct sr_channel *ch; |
4889acef GS |
584 | gboolean enabled_chan[MAX_ANALOG_CHANNEL_COUNT]; |
585 | gboolean enabled_pod[MAX_DIGITAL_GROUP_COUNT]; | |
586 | size_t idx; | |
587 | ||
588 | /* Preset "not enabled" for all channels / pods. */ | |
589 | for (idx = 0; idx < ARRAY_SIZE(enabled_chan); idx++) | |
590 | enabled_chan[idx] = FALSE; | |
591 | for (idx = 0; idx < ARRAY_SIZE(enabled_pod); idx++) | |
592 | enabled_pod[idx] = FALSE; | |
593 | ||
594 | /* | |
595 | * Determine which channels / pods are required for the caller's | |
596 | * specified configuration. | |
597 | */ | |
ba7dd8bb UH |
598 | for (l = channels; l; l = l->next) { |
599 | ch = l->data; | |
600 | switch (ch->type) { | |
3f239f08 | 601 | case SR_CHANNEL_ANALOG: |
4889acef GS |
602 | idx = ch->index; |
603 | if (idx < ARRAY_SIZE(enabled_chan)) | |
604 | enabled_chan[idx] = TRUE; | |
13f2b9d7 | 605 | break; |
3f239f08 | 606 | case SR_CHANNEL_LOGIC: |
4889acef GS |
607 | idx = ch->index / 8; |
608 | if (idx < ARRAY_SIZE(enabled_pod)) | |
609 | enabled_pod[idx] = TRUE; | |
13f2b9d7 | 610 | break; |
13f2b9d7 DJ |
611 | default: |
612 | return SR_ERR; | |
613 | } | |
614 | } | |
615 | ||
4889acef GS |
616 | /* |
617 | * Check for resource conflicts. Some channels can be either | |
618 | * analog or digital, but never both at the same time. | |
619 | * | |
620 | * Note that the constraints might depend on the specific model. | |
621 | * These tests might need some adjustment when support for more | |
622 | * models gets added to the driver. | |
623 | */ | |
624 | if (enabled_pod[0] && enabled_chan[2]) | |
625 | return SR_ERR; | |
626 | if (enabled_pod[1] && enabled_chan[3]) | |
13f2b9d7 | 627 | return SR_ERR; |
13f2b9d7 DJ |
628 | return SR_OK; |
629 | } | |
630 | ||
ba7dd8bb | 631 | static int hmo_setup_channels(const struct sr_dev_inst *sdi) |
13f2b9d7 DJ |
632 | { |
633 | GSList *l; | |
634 | unsigned int i; | |
23e1ea7a | 635 | gboolean *pod_enabled, setup_changed; |
13f2b9d7 | 636 | char command[MAX_COMMAND_SIZE]; |
13f2b9d7 | 637 | struct scope_state *state; |
329733d9 | 638 | const struct scope_config *model; |
ba7dd8bb | 639 | struct sr_channel *ch; |
13f2b9d7 | 640 | struct dev_context *devc; |
23f43dff | 641 | struct sr_scpi_dev_inst *scpi; |
13f2b9d7 DJ |
642 | |
643 | devc = sdi->priv; | |
23f43dff | 644 | scpi = sdi->conn; |
13f2b9d7 DJ |
645 | state = devc->model_state; |
646 | model = devc->model_config; | |
23e1ea7a | 647 | setup_changed = FALSE; |
13f2b9d7 DJ |
648 | |
649 | pod_enabled = g_try_malloc0(sizeof(gboolean) * model->digital_pods); | |
650 | ||
ba7dd8bb UH |
651 | for (l = sdi->channels; l; l = l->next) { |
652 | ch = l->data; | |
653 | switch (ch->type) { | |
3f239f08 | 654 | case SR_CHANNEL_ANALOG: |
ba7dd8bb | 655 | if (ch->enabled == state->analog_channels[ch->index].state) |
082972e8 UH |
656 | break; |
657 | g_snprintf(command, sizeof(command), | |
658 | (*model->scpi_dialect)[SCPI_CMD_SET_ANALOG_CHAN_STATE], | |
ba7dd8bb | 659 | ch->index + 1, ch->enabled); |
13f2b9d7 | 660 | |
23f43dff | 661 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 | 662 | return SR_ERR; |
ba7dd8bb | 663 | state->analog_channels[ch->index].state = ch->enabled; |
23e1ea7a | 664 | setup_changed = TRUE; |
89280b1a | 665 | break; |
3f239f08 | 666 | case SR_CHANNEL_LOGIC: |
13f2b9d7 DJ |
667 | /* |
668 | * A digital POD needs to be enabled for every group of | |
ba7dd8bb | 669 | * 8 channels. |
13f2b9d7 | 670 | */ |
ba7dd8bb UH |
671 | if (ch->enabled) |
672 | pod_enabled[ch->index < 8 ? 0 : 1] = TRUE; | |
13f2b9d7 | 673 | |
ba7dd8bb | 674 | if (ch->enabled == state->digital_channels[ch->index]) |
082972e8 UH |
675 | break; |
676 | g_snprintf(command, sizeof(command), | |
677 | (*model->scpi_dialect)[SCPI_CMD_SET_DIG_CHAN_STATE], | |
ba7dd8bb | 678 | ch->index, ch->enabled); |
13f2b9d7 | 679 | |
23f43dff | 680 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 | 681 | return SR_ERR; |
13f2b9d7 | 682 | |
ba7dd8bb | 683 | state->digital_channels[ch->index] = ch->enabled; |
23e1ea7a | 684 | setup_changed = TRUE; |
89280b1a | 685 | break; |
13f2b9d7 DJ |
686 | default: |
687 | return SR_ERR; | |
688 | } | |
689 | } | |
690 | ||
0a1f7b09 | 691 | for (i = 1; i <= model->digital_pods; i++) { |
082972e8 UH |
692 | if (state->digital_pods[i - 1] == pod_enabled[i - 1]) |
693 | continue; | |
694 | g_snprintf(command, sizeof(command), | |
695 | (*model->scpi_dialect)[SCPI_CMD_SET_DIG_POD_STATE], | |
696 | i, pod_enabled[i - 1]); | |
23f43dff | 697 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 UH |
698 | return SR_ERR; |
699 | state->digital_pods[i - 1] = pod_enabled[i - 1]; | |
23e1ea7a | 700 | setup_changed = TRUE; |
13f2b9d7 DJ |
701 | } |
702 | ||
703 | g_free(pod_enabled); | |
704 | ||
23e1ea7a DJ |
705 | if (setup_changed && hmo_update_sample_rate(sdi) != SR_OK) |
706 | return SR_ERR; | |
707 | ||
13f2b9d7 DJ |
708 | return SR_OK; |
709 | } | |
710 | ||
695dc859 | 711 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) |
13f2b9d7 DJ |
712 | { |
713 | GSList *l; | |
1b0f62df | 714 | gboolean digital_added[MAX_DIGITAL_GROUP_COUNT]; |
e06875b2 | 715 | size_t group, pod_count; |
ba7dd8bb | 716 | struct sr_channel *ch; |
13f2b9d7 | 717 | struct dev_context *devc; |
23f43dff | 718 | struct sr_scpi_dev_inst *scpi; |
40a75c8e | 719 | int ret; |
06a3e78a | 720 | |
23f43dff | 721 | scpi = sdi->conn; |
13f2b9d7 | 722 | devc = sdi->priv; |
13f2b9d7 | 723 | |
1b0f62df GS |
724 | /* Preset empty results. */ |
725 | for (group = 0; group < ARRAY_SIZE(digital_added); group++) | |
726 | digital_added[group] = FALSE; | |
db81fbb5 SA |
727 | g_slist_free(devc->enabled_channels); |
728 | devc->enabled_channels = NULL; | |
729 | ||
1b0f62df | 730 | /* |
e06875b2 GS |
731 | * Contruct the list of enabled channels. Determine the highest |
732 | * number of digital pods involved in the acquisition. | |
1b0f62df | 733 | */ |
e06875b2 | 734 | pod_count = 0; |
ba7dd8bb UH |
735 | for (l = sdi->channels; l; l = l->next) { |
736 | ch = l->data; | |
737 | if (!ch->enabled) | |
082972e8 | 738 | continue; |
1b0f62df GS |
739 | /* Only add a single digital channel per group (pod). */ |
740 | group = ch->index / 8; | |
741 | if (ch->type != SR_CHANNEL_LOGIC || !digital_added[group]) { | |
ba7dd8bb UH |
742 | devc->enabled_channels = g_slist_append( |
743 | devc->enabled_channels, ch); | |
e06875b2 | 744 | if (ch->type == SR_CHANNEL_LOGIC) { |
1b0f62df | 745 | digital_added[group] = TRUE; |
e06875b2 GS |
746 | if (pod_count < group + 1) |
747 | pod_count = group + 1; | |
748 | } | |
13f2b9d7 DJ |
749 | } |
750 | } | |
ba7dd8bb | 751 | if (!devc->enabled_channels) |
13f2b9d7 | 752 | return SR_ERR; |
e06875b2 GS |
753 | devc->pod_count = pod_count; |
754 | devc->logic_data = NULL; | |
13f2b9d7 | 755 | |
1b0f62df GS |
756 | /* |
757 | * Check constraints. Some channels can be either analog or | |
758 | * digital, but not both at the same time. | |
759 | */ | |
ba7dd8bb UH |
760 | if (hmo_check_channels(devc->enabled_channels) != SR_OK) { |
761 | sr_err("Invalid channel configuration specified!"); | |
40a75c8e GS |
762 | ret = SR_ERR_NA; |
763 | goto free_enabled; | |
13f2b9d7 DJ |
764 | } |
765 | ||
1b0f62df GS |
766 | /* |
767 | * Configure the analog and digital channels and the | |
768 | * corresponding digital pods. | |
769 | */ | |
ba7dd8bb UH |
770 | if (hmo_setup_channels(sdi) != SR_OK) { |
771 | sr_err("Failed to setup channel configuration!"); | |
40a75c8e GS |
772 | ret = SR_ERR; |
773 | goto free_enabled; | |
13f2b9d7 DJ |
774 | } |
775 | ||
1b0f62df GS |
776 | /* |
777 | * Start acquisition on the first enabled channel. The | |
778 | * receive routine will continue driving the acquisition. | |
779 | */ | |
102f1239 BV |
780 | sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 50, |
781 | hmo_receive_data, (void *)sdi); | |
13f2b9d7 | 782 | |
bee2b016 | 783 | std_session_send_df_header(sdi); |
13f2b9d7 | 784 | |
ba7dd8bb | 785 | devc->current_channel = devc->enabled_channels; |
13f2b9d7 DJ |
786 | |
787 | return hmo_request_data(sdi); | |
40a75c8e GS |
788 | |
789 | free_enabled: | |
790 | g_slist_free(devc->enabled_channels); | |
791 | devc->enabled_channels = NULL; | |
792 | return ret; | |
06a3e78a DJ |
793 | } |
794 | ||
695dc859 | 795 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
06a3e78a | 796 | { |
13f2b9d7 | 797 | struct dev_context *devc; |
23f43dff | 798 | struct sr_scpi_dev_inst *scpi; |
13f2b9d7 | 799 | |
bee2b016 | 800 | std_session_send_df_end(sdi); |
66e3219d | 801 | |
13f2b9d7 DJ |
802 | devc = sdi->priv; |
803 | ||
ef1a346b | 804 | devc->num_frames = 0; |
ba7dd8bb UH |
805 | g_slist_free(devc->enabled_channels); |
806 | devc->enabled_channels = NULL; | |
23f43dff | 807 | scpi = sdi->conn; |
102f1239 | 808 | sr_scpi_source_remove(sdi->session, scpi); |
06a3e78a DJ |
809 | |
810 | return SR_OK; | |
811 | } | |
812 | ||
dd5c48a6 | 813 | static struct sr_dev_driver hameg_hmo_driver_info = { |
06a3e78a | 814 | .name = "hameg-hmo", |
89280b1a | 815 | .longname = "Hameg HMO", |
06a3e78a | 816 | .api_version = 1, |
c2fdcc25 | 817 | .init = std_init, |
700d6b64 | 818 | .cleanup = std_cleanup, |
06a3e78a | 819 | .scan = scan, |
c01bf34c | 820 | .dev_list = std_dev_list, |
06a3e78a DJ |
821 | .dev_clear = dev_clear, |
822 | .config_get = config_get, | |
823 | .config_set = config_set, | |
824 | .config_list = config_list, | |
825 | .dev_open = dev_open, | |
826 | .dev_close = dev_close, | |
827 | .dev_acquisition_start = dev_acquisition_start, | |
828 | .dev_acquisition_stop = dev_acquisition_stop, | |
41812aca | 829 | .context = NULL, |
06a3e78a | 830 | }; |
dd5c48a6 | 831 | SR_REGISTER_DEV_DRIVER(hameg_hmo_driver_info); |