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adcb9951 JH |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2013 Bert Vermeulen <bert@biot.com> | |
5 | * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk> | |
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 | ||
21 | #include <config.h> | |
adcb9951 | 22 | #include <math.h> |
4bd770f5 | 23 | #include "protocol.h" |
adcb9951 JH |
24 | |
25 | static const struct dslogic_profile supported_device[] = { | |
6c317a8d | 26 | /* DreamSourceLab DSLogic */ |
adcb9951 JH |
27 | { 0x2a0e, 0x0001, "DreamSourceLab", "DSLogic", NULL, |
28 | "dreamsourcelab-dslogic-fx2.fw", | |
44b46d70 | 29 | 0, "DreamSourceLab", "DSLogic", 256 * 1024 * 1024}, |
6c317a8d | 30 | /* DreamSourceLab DSCope */ |
adcb9951 JH |
31 | { 0x2a0e, 0x0002, "DreamSourceLab", "DSCope", NULL, |
32 | "dreamsourcelab-dscope-fx2.fw", | |
44b46d70 | 33 | 0, "DreamSourceLab", "DSCope", 256 * 1024 * 1024}, |
6c317a8d | 34 | /* DreamSourceLab DSLogic Pro */ |
adcb9951 JH |
35 | { 0x2a0e, 0x0003, "DreamSourceLab", "DSLogic Pro", NULL, |
36 | "dreamsourcelab-dslogic-pro-fx2.fw", | |
44b46d70 | 37 | 0, "DreamSourceLab", "DSLogic", 256 * 1024 * 1024}, |
6c317a8d | 38 | /* DreamSourceLab DSLogic Plus */ |
adcb9951 JH |
39 | { 0x2a0e, 0x0020, "DreamSourceLab", "DSLogic Plus", NULL, |
40 | "dreamsourcelab-dslogic-plus-fx2.fw", | |
44b46d70 | 41 | 0, "DreamSourceLab", "DSLogic", 256 * 1024 * 1024}, |
6c317a8d | 42 | /* DreamSourceLab DSLogic Basic */ |
adcb9951 JH |
43 | { 0x2a0e, 0x0021, "DreamSourceLab", "DSLogic Basic", NULL, |
44 | "dreamsourcelab-dslogic-basic-fx2.fw", | |
44b46d70 | 45 | 0, "DreamSourceLab", "DSLogic", 256 * 1024}, |
adcb9951 JH |
46 | |
47 | ALL_ZERO | |
48 | }; | |
49 | ||
adcb9951 JH |
50 | static const uint32_t scanopts[] = { |
51 | SR_CONF_CONN, | |
52 | }; | |
53 | ||
55fb76b3 UH |
54 | static const uint32_t drvopts[] = { |
55 | SR_CONF_LOGIC_ANALYZER, | |
56 | }; | |
57 | ||
adcb9951 JH |
58 | static const uint32_t devopts[] = { |
59 | SR_CONF_CONTINUOUS | SR_CONF_SET | SR_CONF_GET, | |
60 | SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, | |
61 | SR_CONF_VOLTAGE_THRESHOLD | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
62 | SR_CONF_CONN | SR_CONF_GET, | |
63 | SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
64 | SR_CONF_TRIGGER_MATCH | SR_CONF_LIST, | |
65 | SR_CONF_CAPTURE_RATIO | SR_CONF_GET | SR_CONF_SET, | |
66 | SR_CONF_EXTERNAL_CLOCK | SR_CONF_GET | SR_CONF_SET, | |
67 | SR_CONF_CLOCK_EDGE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
68 | }; | |
69 | ||
adcb9951 JH |
70 | static const char *const signal_edge_names[] = { |
71 | [DS_EDGE_RISING] = "rising", | |
72 | [DS_EDGE_FALLING] = "falling", | |
73 | }; | |
74 | ||
75 | static const struct { | |
adcb9951 JH |
76 | gdouble low; |
77 | gdouble high; | |
7962b129 | 78 | } voltage_thresholds[] = { |
1ee70746 JH |
79 | { 0.7, 1.4 }, |
80 | { 1.4, 3.6 }, | |
adcb9951 JH |
81 | }; |
82 | ||
83 | static const uint64_t samplerates[] = { | |
84 | SR_KHZ(10), | |
85 | SR_KHZ(20), | |
86 | SR_KHZ(50), | |
87 | SR_KHZ(100), | |
88 | SR_KHZ(200), | |
89 | SR_KHZ(500), | |
90 | SR_MHZ(1), | |
91 | SR_MHZ(2), | |
92 | SR_MHZ(5), | |
93 | SR_MHZ(10), | |
94 | SR_MHZ(20), | |
95 | SR_MHZ(25), | |
96 | SR_MHZ(50), | |
97 | SR_MHZ(100), | |
98 | SR_MHZ(200), | |
99 | SR_MHZ(400), | |
100 | }; | |
101 | ||
102 | static gboolean is_plausible(const struct libusb_device_descriptor *des) | |
103 | { | |
104 | int i; | |
105 | ||
106 | for (i = 0; supported_device[i].vid; i++) { | |
107 | if (des->idVendor != supported_device[i].vid) | |
108 | continue; | |
109 | if (des->idProduct == supported_device[i].pid) | |
110 | return TRUE; | |
111 | } | |
112 | ||
113 | return FALSE; | |
114 | } | |
115 | ||
116 | static GSList *scan(struct sr_dev_driver *di, GSList *options) | |
117 | { | |
118 | struct drv_context *drvc; | |
119 | struct dev_context *devc; | |
120 | struct sr_dev_inst *sdi; | |
121 | struct sr_usb_dev_inst *usb; | |
122 | struct sr_channel *ch; | |
123 | struct sr_channel_group *cg; | |
124 | struct sr_config *src; | |
125 | const struct dslogic_profile *prof; | |
126 | GSList *l, *devices, *conn_devices; | |
127 | gboolean has_firmware; | |
128 | struct libusb_device_descriptor des; | |
129 | libusb_device **devlist; | |
130 | struct libusb_device_handle *hdl; | |
131 | int ret, i, j; | |
132 | const char *conn; | |
133 | char manufacturer[64], product[64], serial_num[64], connection_id[64]; | |
134 | char channel_name[16]; | |
135 | ||
136 | drvc = di->context; | |
137 | ||
138 | conn = NULL; | |
139 | for (l = options; l; l = l->next) { | |
140 | src = l->data; | |
141 | switch (src->key) { | |
142 | case SR_CONF_CONN: | |
143 | conn = g_variant_get_string(src->data, NULL); | |
144 | break; | |
145 | } | |
146 | } | |
147 | if (conn) | |
148 | conn_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn); | |
149 | else | |
150 | conn_devices = NULL; | |
151 | ||
44b46d70 | 152 | /* Find all DSLogic compatible devices and upload firmware to them. */ |
adcb9951 JH |
153 | devices = NULL; |
154 | libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); | |
155 | for (i = 0; devlist[i]; i++) { | |
156 | if (conn) { | |
157 | usb = NULL; | |
158 | for (l = conn_devices; l; l = l->next) { | |
159 | usb = l->data; | |
160 | if (usb->bus == libusb_get_bus_number(devlist[i]) | |
161 | && usb->address == libusb_get_device_address(devlist[i])) | |
162 | break; | |
163 | } | |
164 | if (!l) | |
165 | /* This device matched none of the ones that | |
166 | * matched the conn specification. */ | |
167 | continue; | |
168 | } | |
169 | ||
44b46d70 | 170 | libusb_get_device_descriptor(devlist[i], &des); |
adcb9951 JH |
171 | |
172 | if (!is_plausible(&des)) | |
173 | continue; | |
174 | ||
175 | if ((ret = libusb_open(devlist[i], &hdl)) < 0) { | |
176 | sr_warn("Failed to open potential device with " | |
177 | "VID:PID %04x:%04x: %s.", des.idVendor, | |
178 | des.idProduct, libusb_error_name(ret)); | |
179 | continue; | |
180 | } | |
181 | ||
182 | if (des.iManufacturer == 0) { | |
183 | manufacturer[0] = '\0'; | |
184 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
185 | des.iManufacturer, (unsigned char *) manufacturer, | |
186 | sizeof(manufacturer))) < 0) { | |
187 | sr_warn("Failed to get manufacturer string descriptor: %s.", | |
188 | libusb_error_name(ret)); | |
189 | continue; | |
190 | } | |
191 | ||
192 | if (des.iProduct == 0) { | |
193 | product[0] = '\0'; | |
194 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
195 | des.iProduct, (unsigned char *) product, | |
196 | sizeof(product))) < 0) { | |
197 | sr_warn("Failed to get product string descriptor: %s.", | |
198 | libusb_error_name(ret)); | |
199 | continue; | |
200 | } | |
201 | ||
202 | if (des.iSerialNumber == 0) { | |
203 | serial_num[0] = '\0'; | |
204 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
205 | des.iSerialNumber, (unsigned char *) serial_num, | |
206 | sizeof(serial_num))) < 0) { | |
207 | sr_warn("Failed to get serial number string descriptor: %s.", | |
208 | libusb_error_name(ret)); | |
209 | continue; | |
210 | } | |
211 | ||
212 | usb_get_port_path(devlist[i], connection_id, sizeof(connection_id)); | |
213 | ||
214 | libusb_close(hdl); | |
215 | ||
216 | prof = NULL; | |
217 | for (j = 0; supported_device[j].vid; j++) { | |
218 | if (des.idVendor == supported_device[j].vid && | |
4984ca28 | 219 | des.idProduct == supported_device[j].pid) { |
adcb9951 JH |
220 | prof = &supported_device[j]; |
221 | break; | |
222 | } | |
223 | } | |
224 | ||
adcb9951 JH |
225 | if (!prof) |
226 | continue; | |
227 | ||
228 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); | |
229 | sdi->status = SR_ST_INITIALIZING; | |
230 | sdi->vendor = g_strdup(prof->vendor); | |
231 | sdi->model = g_strdup(prof->model); | |
232 | sdi->version = g_strdup(prof->model_version); | |
233 | sdi->serial_num = g_strdup(serial_num); | |
234 | sdi->connection_id = g_strdup(connection_id); | |
235 | ||
236 | /* Logic channels, all in one channel group. */ | |
237 | cg = g_malloc0(sizeof(struct sr_channel_group)); | |
238 | cg->name = g_strdup("Logic"); | |
239 | for (j = 0; j < 16; j++) { | |
84f6d40a | 240 | sprintf(channel_name, "%d", j); |
adcb9951 JH |
241 | ch = sr_channel_new(sdi, j, SR_CHANNEL_LOGIC, |
242 | TRUE, channel_name); | |
243 | cg->channels = g_slist_append(cg->channels, ch); | |
244 | } | |
245 | sdi->channel_groups = g_slist_append(NULL, cg); | |
246 | ||
247 | devc = dslogic_dev_new(); | |
248 | devc->profile = prof; | |
249 | sdi->priv = devc; | |
250 | devices = g_slist_append(devices, sdi); | |
251 | ||
252 | devc->samplerates = samplerates; | |
253 | devc->num_samplerates = ARRAY_SIZE(samplerates); | |
3c749da1 | 254 | has_firmware = usb_match_manuf_prod(devlist[i], "DreamSourceLab", "USB-based Instrument"); |
adcb9951 JH |
255 | |
256 | if (has_firmware) { | |
257 | /* Already has the firmware, so fix the new address. */ | |
44b46d70 | 258 | sr_dbg("Found a DSLogic device."); |
adcb9951 JH |
259 | sdi->status = SR_ST_INACTIVE; |
260 | sdi->inst_type = SR_INST_USB; | |
261 | sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]), | |
262 | libusb_get_device_address(devlist[i]), NULL); | |
263 | } else { | |
264 | if (ezusb_upload_firmware(drvc->sr_ctx, devlist[i], | |
265 | USB_CONFIGURATION, prof->firmware) == SR_OK) | |
266 | /* Store when this device's FW was updated. */ | |
267 | devc->fw_updated = g_get_monotonic_time(); | |
268 | else | |
269 | sr_err("Firmware upload failed for " | |
270 | "device %d.%d (logical).", | |
271 | libusb_get_bus_number(devlist[i]), | |
272 | libusb_get_device_address(devlist[i])); | |
273 | sdi->inst_type = SR_INST_USB; | |
274 | sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]), | |
275 | 0xff, NULL); | |
276 | } | |
277 | } | |
278 | libusb_free_device_list(devlist, 1); | |
279 | g_slist_free_full(conn_devices, (GDestroyNotify)sr_usb_dev_inst_free); | |
280 | ||
281 | return std_scan_complete(di, devices); | |
282 | } | |
283 | ||
adcb9951 JH |
284 | static int dev_open(struct sr_dev_inst *sdi) |
285 | { | |
286 | struct sr_dev_driver *di = sdi->driver; | |
287 | struct sr_usb_dev_inst *usb; | |
288 | struct dev_context *devc; | |
adcb9951 JH |
289 | int ret; |
290 | int64_t timediff_us, timediff_ms; | |
291 | ||
292 | devc = sdi->priv; | |
293 | usb = sdi->conn; | |
294 | ||
295 | /* | |
296 | * If the firmware was recently uploaded, wait up to MAX_RENUM_DELAY_MS | |
297 | * milliseconds for the FX2 to renumerate. | |
298 | */ | |
299 | ret = SR_ERR; | |
300 | if (devc->fw_updated > 0) { | |
301 | sr_info("Waiting for device to reset."); | |
302 | /* Takes >= 300ms for the FX2 to be gone from the USB bus. */ | |
303 | g_usleep(300 * 1000); | |
304 | timediff_ms = 0; | |
305 | while (timediff_ms < MAX_RENUM_DELAY_MS) { | |
306 | if ((ret = dslogic_dev_open(sdi, di)) == SR_OK) | |
307 | break; | |
308 | g_usleep(100 * 1000); | |
309 | ||
310 | timediff_us = g_get_monotonic_time() - devc->fw_updated; | |
311 | timediff_ms = timediff_us / 1000; | |
312 | sr_spew("Waited %" PRIi64 "ms.", timediff_ms); | |
313 | } | |
314 | if (ret != SR_OK) { | |
315 | sr_err("Device failed to renumerate."); | |
316 | return SR_ERR; | |
317 | } | |
318 | sr_info("Device came back after %" PRIi64 "ms.", timediff_ms); | |
319 | } else { | |
320 | sr_info("Firmware upload was not needed."); | |
321 | ret = dslogic_dev_open(sdi, di); | |
322 | } | |
323 | ||
324 | if (ret != SR_OK) { | |
325 | sr_err("Unable to open device."); | |
326 | return SR_ERR; | |
327 | } | |
328 | ||
329 | ret = libusb_claim_interface(usb->devhdl, USB_INTERFACE); | |
330 | if (ret != 0) { | |
331 | switch (ret) { | |
332 | case LIBUSB_ERROR_BUSY: | |
333 | sr_err("Unable to claim USB interface. Another " | |
334 | "program or driver has already claimed it."); | |
335 | break; | |
336 | case LIBUSB_ERROR_NO_DEVICE: | |
337 | sr_err("Device has been disconnected."); | |
338 | break; | |
339 | default: | |
340 | sr_err("Unable to claim interface: %s.", | |
341 | libusb_error_name(ret)); | |
342 | break; | |
343 | } | |
344 | ||
345 | return SR_ERR; | |
346 | } | |
347 | ||
adcb9951 | 348 | |
3566348b | 349 | if ((ret = dslogic_fpga_firmware_upload(sdi)) != SR_OK) |
adcb9951 JH |
350 | return ret; |
351 | ||
352 | if (devc->cur_samplerate == 0) { | |
353 | /* Samplerate hasn't been set; default to the slowest one. */ | |
354 | devc->cur_samplerate = devc->samplerates[0]; | |
355 | } | |
356 | ||
1ee70746 JH |
357 | if (devc->cur_threshold == 0.0) |
358 | devc->cur_threshold = 1.5; | |
359 | ||
adcb9951 JH |
360 | return SR_OK; |
361 | } | |
362 | ||
363 | static int dev_close(struct sr_dev_inst *sdi) | |
364 | { | |
365 | struct sr_usb_dev_inst *usb; | |
366 | ||
367 | usb = sdi->conn; | |
368 | ||
369 | if (!usb->devhdl) | |
f1ba6b4b | 370 | return SR_ERR_BUG; |
adcb9951 | 371 | |
44b46d70 | 372 | sr_info("Closing device on %d.%d (logical) / %s (physical) interface %d.", |
adcb9951 JH |
373 | usb->bus, usb->address, sdi->connection_id, USB_INTERFACE); |
374 | libusb_release_interface(usb->devhdl, USB_INTERFACE); | |
375 | libusb_close(usb->devhdl); | |
376 | usb->devhdl = NULL; | |
adcb9951 JH |
377 | |
378 | return SR_OK; | |
379 | } | |
380 | ||
381 | static int config_get(uint32_t key, GVariant **data, | |
382 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
383 | { | |
384 | struct dev_context *devc; | |
385 | struct sr_usb_dev_inst *usb; | |
386 | GVariant *range[2]; | |
1ee70746 | 387 | unsigned int i, voltage_range; |
adcb9951 JH |
388 | char str[128]; |
389 | ||
390 | (void)cg; | |
391 | ||
392 | if (!sdi) | |
393 | return SR_ERR_ARG; | |
394 | ||
395 | devc = sdi->priv; | |
396 | ||
397 | switch (key) { | |
398 | case SR_CONF_CONN: | |
399 | if (!sdi->conn) | |
400 | return SR_ERR_ARG; | |
401 | usb = sdi->conn; | |
402 | if (usb->address == 255) | |
403 | /* Device still needs to re-enumerate after firmware | |
404 | * upload, so we don't know its (future) address. */ | |
405 | return SR_ERR; | |
406 | snprintf(str, 128, "%d.%d", usb->bus, usb->address); | |
407 | *data = g_variant_new_string(str); | |
408 | break; | |
409 | case SR_CONF_VOLTAGE_THRESHOLD: | |
1ee70746 JH |
410 | if (!strcmp(devc->profile->model, "DSLogic")) { |
411 | voltage_range = 0; | |
412 | ||
7962b129 UH |
413 | for (i = 0; i < ARRAY_SIZE(voltage_thresholds); i++) |
414 | if (voltage_thresholds[i].low == devc->cur_threshold) { | |
1ee70746 JH |
415 | voltage_range = i; |
416 | break; | |
417 | } | |
418 | ||
419 | range[0] = g_variant_new_double( | |
7962b129 | 420 | voltage_thresholds[voltage_range].low); |
1ee70746 | 421 | range[1] = g_variant_new_double( |
7962b129 | 422 | voltage_thresholds[voltage_range].high); |
1ee70746 JH |
423 | } else { |
424 | range[0] = g_variant_new_double(devc->cur_threshold); | |
425 | range[1] = g_variant_new_double(devc->cur_threshold); | |
adcb9951 | 426 | } |
1ee70746 | 427 | *data = g_variant_new_tuple(range, 2); |
adcb9951 JH |
428 | break; |
429 | case SR_CONF_LIMIT_SAMPLES: | |
430 | *data = g_variant_new_uint64(devc->limit_samples); | |
431 | break; | |
432 | case SR_CONF_SAMPLERATE: | |
433 | *data = g_variant_new_uint64(devc->cur_samplerate); | |
434 | break; | |
435 | case SR_CONF_CAPTURE_RATIO: | |
436 | *data = g_variant_new_uint64(devc->capture_ratio); | |
437 | break; | |
438 | case SR_CONF_EXTERNAL_CLOCK: | |
439 | *data = g_variant_new_boolean(devc->external_clock); | |
440 | break; | |
441 | case SR_CONF_CONTINUOUS: | |
442 | *data = g_variant_new_boolean(devc->continuous_mode); | |
443 | break; | |
444 | case SR_CONF_CLOCK_EDGE: | |
445 | i = devc->clock_edge; | |
446 | if (i >= ARRAY_SIZE(signal_edge_names)) | |
447 | return SR_ERR_BUG; | |
448 | *data = g_variant_new_string(signal_edge_names[0]); | |
449 | break; | |
450 | default: | |
451 | return SR_ERR_NA; | |
452 | } | |
453 | ||
454 | return SR_OK; | |
455 | } | |
456 | ||
457 | /* | |
458 | * Helper for mapping a string-typed configuration value to an index | |
459 | * within a table of possible values. | |
460 | */ | |
461 | static int lookup_index(GVariant *value, const char *const *table, int len) | |
462 | { | |
463 | const char *entry; | |
464 | int i; | |
465 | ||
466 | entry = g_variant_get_string(value, NULL); | |
467 | if (!entry) | |
468 | return -1; | |
469 | ||
470 | /* Linear search is fine for very small tables. */ | |
471 | for (i = 0; i < len; i++) { | |
472 | if (strcmp(entry, table[i]) == 0) | |
473 | return i; | |
474 | } | |
475 | ||
476 | return -1; | |
477 | } | |
478 | ||
479 | static int config_set(uint32_t key, GVariant *data, | |
480 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
481 | { | |
482 | struct dev_context *devc; | |
483 | uint64_t arg; | |
484 | int i, ret; | |
485 | gdouble low, high; | |
486 | ||
487 | (void)cg; | |
488 | ||
489 | if (!sdi) | |
490 | return SR_ERR_ARG; | |
491 | ||
adcb9951 JH |
492 | devc = sdi->priv; |
493 | ||
494 | ret = SR_OK; | |
495 | ||
496 | switch (key) { | |
497 | case SR_CONF_SAMPLERATE: | |
498 | arg = g_variant_get_uint64(data); | |
499 | for (i = 0; i < devc->num_samplerates; i++) { | |
500 | if (devc->samplerates[i] == arg) { | |
501 | devc->cur_samplerate = arg; | |
502 | break; | |
503 | } | |
504 | } | |
505 | if (i == devc->num_samplerates) | |
506 | ret = SR_ERR_ARG; | |
507 | break; | |
508 | case SR_CONF_LIMIT_SAMPLES: | |
509 | devc->limit_samples = g_variant_get_uint64(data); | |
510 | break; | |
511 | case SR_CONF_CAPTURE_RATIO: | |
512 | devc->capture_ratio = g_variant_get_uint64(data); | |
513 | ret = (devc->capture_ratio > 100) ? SR_ERR : SR_OK; | |
514 | break; | |
515 | case SR_CONF_VOLTAGE_THRESHOLD: | |
516 | g_variant_get(data, "(dd)", &low, &high); | |
1ee70746 | 517 | if (!strcmp(devc->profile->model, "DSLogic")) { |
7962b129 UH |
518 | for (i = 0; (unsigned int)i < ARRAY_SIZE(voltage_thresholds); i++) { |
519 | if (fabs(voltage_thresholds[i].low - low) < 0.1 && | |
520 | fabs(voltage_thresholds[i].high - high) < 0.1) { | |
1ee70746 | 521 | devc->cur_threshold = |
7962b129 | 522 | voltage_thresholds[i].low; |
1ee70746 JH |
523 | break; |
524 | } | |
adcb9951 | 525 | } |
1ee70746 JH |
526 | ret = dslogic_fpga_firmware_upload(sdi); |
527 | } else { | |
528 | ret = dslogic_set_voltage_threshold(sdi, (low + high) / 2.0); | |
adcb9951 | 529 | } |
adcb9951 JH |
530 | break; |
531 | case SR_CONF_EXTERNAL_CLOCK: | |
532 | devc->external_clock = g_variant_get_boolean(data); | |
533 | break; | |
534 | case SR_CONF_CONTINUOUS: | |
535 | devc->continuous_mode = g_variant_get_boolean(data); | |
536 | break; | |
537 | case SR_CONF_CLOCK_EDGE: | |
538 | i = lookup_index(data, signal_edge_names, | |
539 | ARRAY_SIZE(signal_edge_names)); | |
540 | if (i < 0) | |
541 | return SR_ERR_ARG; | |
542 | devc->clock_edge = i; | |
543 | break; | |
544 | default: | |
545 | ret = SR_ERR_NA; | |
546 | } | |
547 | ||
548 | return ret; | |
549 | } | |
550 | ||
551 | static int config_list(uint32_t key, GVariant **data, | |
552 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
553 | { | |
e66d1892 | 554 | struct dev_context *devc; |
adcb9951 JH |
555 | GVariant *gvar, *range[2]; |
556 | GVariantBuilder gvb; | |
557 | unsigned int i; | |
1ee70746 | 558 | double v; |
adcb9951 | 559 | |
e66d1892 | 560 | devc = (sdi) ? sdi->priv : NULL; |
adcb9951 JH |
561 | |
562 | switch (key) { | |
563 | case SR_CONF_SCAN_OPTIONS: | |
adcb9951 | 564 | case SR_CONF_DEVICE_OPTIONS: |
e66d1892 | 565 | return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts); |
adcb9951 | 566 | case SR_CONF_VOLTAGE_THRESHOLD: |
adcb9951 | 567 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); |
e66d1892 | 568 | if (!strcmp(devc->profile->model, "DSLogic")) { |
7962b129 UH |
569 | for (i = 0; i < ARRAY_SIZE(voltage_thresholds); i++) { |
570 | range[0] = g_variant_new_double(voltage_thresholds[i].low); | |
571 | range[1] = g_variant_new_double(voltage_thresholds[i].high); | |
1ee70746 JH |
572 | gvar = g_variant_new_tuple(range, 2); |
573 | g_variant_builder_add_value(&gvb, gvar); | |
574 | } | |
575 | } else { | |
576 | for (v = 0.0; v <= 5.0; v += 0.1) { | |
577 | range[0] = g_variant_new_double(v); | |
578 | range[1] = g_variant_new_double(v); | |
579 | gvar = g_variant_new_tuple(range, 2); | |
580 | g_variant_builder_add_value(&gvb, gvar); | |
581 | } | |
adcb9951 JH |
582 | } |
583 | *data = g_variant_builder_end(&gvb); | |
584 | break; | |
585 | case SR_CONF_SAMPLERATE: | |
463160cb | 586 | *data = std_gvar_samplerates(devc->samplerates, devc->num_samplerates); |
adcb9951 JH |
587 | break; |
588 | case SR_CONF_CLOCK_EDGE: | |
589 | *data = g_variant_new_strv(signal_edge_names, | |
590 | ARRAY_SIZE(signal_edge_names)); | |
591 | break; | |
592 | default: | |
593 | return SR_ERR_NA; | |
594 | } | |
595 | ||
596 | return SR_OK; | |
597 | } | |
598 | ||
44b46d70 UH |
599 | static struct sr_dev_driver dreamsourcelab_dslogic_driver_info = { |
600 | .name = "dreamsourcelab-dslogic", | |
601 | .longname = "DreamSourceLab DSLogic", | |
adcb9951 JH |
602 | .api_version = 1, |
603 | .init = std_init, | |
604 | .cleanup = std_cleanup, | |
605 | .scan = scan, | |
606 | .dev_list = std_dev_list, | |
8bf18daa | 607 | .dev_clear = std_dev_clear, |
adcb9951 JH |
608 | .config_get = config_get, |
609 | .config_set = config_set, | |
610 | .config_list = config_list, | |
611 | .dev_open = dev_open, | |
612 | .dev_close = dev_close, | |
4bd770f5 JH |
613 | .dev_acquisition_start = dslogic_acquisition_start, |
614 | .dev_acquisition_stop = dslogic_acquisition_stop, | |
adcb9951 JH |
615 | .context = NULL, |
616 | }; | |
44b46d70 | 617 | SR_REGISTER_DEV_DRIVER(dreamsourcelab_dslogic_driver_info); |