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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 | ||
70 | /* Names assigned to available edge slope choices. */ | |
71 | static const char *const signal_edge_names[] = { | |
72 | [DS_EDGE_RISING] = "rising", | |
73 | [DS_EDGE_FALLING] = "falling", | |
74 | }; | |
75 | ||
76 | static const struct { | |
adcb9951 JH |
77 | gdouble low; |
78 | gdouble high; | |
7962b129 | 79 | } voltage_thresholds[] = { |
1ee70746 JH |
80 | { 0.7, 1.4 }, |
81 | { 1.4, 3.6 }, | |
adcb9951 JH |
82 | }; |
83 | ||
84 | static const uint64_t samplerates[] = { | |
85 | SR_KHZ(10), | |
86 | SR_KHZ(20), | |
87 | SR_KHZ(50), | |
88 | SR_KHZ(100), | |
89 | SR_KHZ(200), | |
90 | SR_KHZ(500), | |
91 | SR_MHZ(1), | |
92 | SR_MHZ(2), | |
93 | SR_MHZ(5), | |
94 | SR_MHZ(10), | |
95 | SR_MHZ(20), | |
96 | SR_MHZ(25), | |
97 | SR_MHZ(50), | |
98 | SR_MHZ(100), | |
99 | SR_MHZ(200), | |
100 | SR_MHZ(400), | |
101 | }; | |
102 | ||
103 | static gboolean is_plausible(const struct libusb_device_descriptor *des) | |
104 | { | |
105 | int i; | |
106 | ||
107 | for (i = 0; supported_device[i].vid; i++) { | |
108 | if (des->idVendor != supported_device[i].vid) | |
109 | continue; | |
110 | if (des->idProduct == supported_device[i].pid) | |
111 | return TRUE; | |
112 | } | |
113 | ||
114 | return FALSE; | |
115 | } | |
116 | ||
117 | static GSList *scan(struct sr_dev_driver *di, GSList *options) | |
118 | { | |
119 | struct drv_context *drvc; | |
120 | struct dev_context *devc; | |
121 | struct sr_dev_inst *sdi; | |
122 | struct sr_usb_dev_inst *usb; | |
123 | struct sr_channel *ch; | |
124 | struct sr_channel_group *cg; | |
125 | struct sr_config *src; | |
126 | const struct dslogic_profile *prof; | |
127 | GSList *l, *devices, *conn_devices; | |
128 | gboolean has_firmware; | |
129 | struct libusb_device_descriptor des; | |
130 | libusb_device **devlist; | |
131 | struct libusb_device_handle *hdl; | |
132 | int ret, i, j; | |
133 | const char *conn; | |
134 | char manufacturer[64], product[64], serial_num[64], connection_id[64]; | |
135 | char channel_name[16]; | |
136 | ||
137 | drvc = di->context; | |
138 | ||
139 | conn = NULL; | |
140 | for (l = options; l; l = l->next) { | |
141 | src = l->data; | |
142 | switch (src->key) { | |
143 | case SR_CONF_CONN: | |
144 | conn = g_variant_get_string(src->data, NULL); | |
145 | break; | |
146 | } | |
147 | } | |
148 | if (conn) | |
149 | conn_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn); | |
150 | else | |
151 | conn_devices = NULL; | |
152 | ||
44b46d70 | 153 | /* Find all DSLogic compatible devices and upload firmware to them. */ |
adcb9951 JH |
154 | devices = NULL; |
155 | libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); | |
156 | for (i = 0; devlist[i]; i++) { | |
157 | if (conn) { | |
158 | usb = NULL; | |
159 | for (l = conn_devices; l; l = l->next) { | |
160 | usb = l->data; | |
161 | if (usb->bus == libusb_get_bus_number(devlist[i]) | |
162 | && usb->address == libusb_get_device_address(devlist[i])) | |
163 | break; | |
164 | } | |
165 | if (!l) | |
166 | /* This device matched none of the ones that | |
167 | * matched the conn specification. */ | |
168 | continue; | |
169 | } | |
170 | ||
44b46d70 | 171 | libusb_get_device_descriptor(devlist[i], &des); |
adcb9951 JH |
172 | |
173 | if (!is_plausible(&des)) | |
174 | continue; | |
175 | ||
176 | if ((ret = libusb_open(devlist[i], &hdl)) < 0) { | |
177 | sr_warn("Failed to open potential device with " | |
178 | "VID:PID %04x:%04x: %s.", des.idVendor, | |
179 | des.idProduct, libusb_error_name(ret)); | |
180 | continue; | |
181 | } | |
182 | ||
183 | if (des.iManufacturer == 0) { | |
184 | manufacturer[0] = '\0'; | |
185 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
186 | des.iManufacturer, (unsigned char *) manufacturer, | |
187 | sizeof(manufacturer))) < 0) { | |
188 | sr_warn("Failed to get manufacturer string descriptor: %s.", | |
189 | libusb_error_name(ret)); | |
190 | continue; | |
191 | } | |
192 | ||
193 | if (des.iProduct == 0) { | |
194 | product[0] = '\0'; | |
195 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
196 | des.iProduct, (unsigned char *) product, | |
197 | sizeof(product))) < 0) { | |
198 | sr_warn("Failed to get product string descriptor: %s.", | |
199 | libusb_error_name(ret)); | |
200 | continue; | |
201 | } | |
202 | ||
203 | if (des.iSerialNumber == 0) { | |
204 | serial_num[0] = '\0'; | |
205 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
206 | des.iSerialNumber, (unsigned char *) serial_num, | |
207 | sizeof(serial_num))) < 0) { | |
208 | sr_warn("Failed to get serial number string descriptor: %s.", | |
209 | libusb_error_name(ret)); | |
210 | continue; | |
211 | } | |
212 | ||
213 | usb_get_port_path(devlist[i], connection_id, sizeof(connection_id)); | |
214 | ||
215 | libusb_close(hdl); | |
216 | ||
217 | prof = NULL; | |
218 | for (j = 0; supported_device[j].vid; j++) { | |
219 | if (des.idVendor == supported_device[j].vid && | |
4984ca28 | 220 | des.idProduct == supported_device[j].pid) { |
adcb9951 JH |
221 | prof = &supported_device[j]; |
222 | break; | |
223 | } | |
224 | } | |
225 | ||
226 | /* Skip if the device was not found. */ | |
227 | if (!prof) | |
228 | continue; | |
229 | ||
230 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); | |
231 | sdi->status = SR_ST_INITIALIZING; | |
232 | sdi->vendor = g_strdup(prof->vendor); | |
233 | sdi->model = g_strdup(prof->model); | |
234 | sdi->version = g_strdup(prof->model_version); | |
235 | sdi->serial_num = g_strdup(serial_num); | |
236 | sdi->connection_id = g_strdup(connection_id); | |
237 | ||
238 | /* Logic channels, all in one channel group. */ | |
239 | cg = g_malloc0(sizeof(struct sr_channel_group)); | |
240 | cg->name = g_strdup("Logic"); | |
241 | for (j = 0; j < 16; j++) { | |
84f6d40a | 242 | sprintf(channel_name, "%d", j); |
adcb9951 JH |
243 | ch = sr_channel_new(sdi, j, SR_CHANNEL_LOGIC, |
244 | TRUE, channel_name); | |
245 | cg->channels = g_slist_append(cg->channels, ch); | |
246 | } | |
247 | sdi->channel_groups = g_slist_append(NULL, cg); | |
248 | ||
249 | devc = dslogic_dev_new(); | |
250 | devc->profile = prof; | |
251 | sdi->priv = devc; | |
252 | devices = g_slist_append(devices, sdi); | |
253 | ||
254 | devc->samplerates = samplerates; | |
255 | devc->num_samplerates = ARRAY_SIZE(samplerates); | |
3c749da1 | 256 | has_firmware = usb_match_manuf_prod(devlist[i], "DreamSourceLab", "USB-based Instrument"); |
adcb9951 JH |
257 | |
258 | if (has_firmware) { | |
259 | /* Already has the firmware, so fix the new address. */ | |
44b46d70 | 260 | sr_dbg("Found a DSLogic device."); |
adcb9951 JH |
261 | sdi->status = SR_ST_INACTIVE; |
262 | sdi->inst_type = SR_INST_USB; | |
263 | sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]), | |
264 | libusb_get_device_address(devlist[i]), NULL); | |
265 | } else { | |
266 | if (ezusb_upload_firmware(drvc->sr_ctx, devlist[i], | |
267 | USB_CONFIGURATION, prof->firmware) == SR_OK) | |
268 | /* Store when this device's FW was updated. */ | |
269 | devc->fw_updated = g_get_monotonic_time(); | |
270 | else | |
271 | sr_err("Firmware upload failed for " | |
272 | "device %d.%d (logical).", | |
273 | libusb_get_bus_number(devlist[i]), | |
274 | libusb_get_device_address(devlist[i])); | |
275 | sdi->inst_type = SR_INST_USB; | |
276 | sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]), | |
277 | 0xff, NULL); | |
278 | } | |
279 | } | |
280 | libusb_free_device_list(devlist, 1); | |
281 | g_slist_free_full(conn_devices, (GDestroyNotify)sr_usb_dev_inst_free); | |
282 | ||
283 | return std_scan_complete(di, devices); | |
284 | } | |
285 | ||
adcb9951 JH |
286 | static int dev_open(struct sr_dev_inst *sdi) |
287 | { | |
288 | struct sr_dev_driver *di = sdi->driver; | |
289 | struct sr_usb_dev_inst *usb; | |
290 | struct dev_context *devc; | |
adcb9951 JH |
291 | int ret; |
292 | int64_t timediff_us, timediff_ms; | |
293 | ||
294 | devc = sdi->priv; | |
295 | usb = sdi->conn; | |
296 | ||
297 | /* | |
298 | * If the firmware was recently uploaded, wait up to MAX_RENUM_DELAY_MS | |
299 | * milliseconds for the FX2 to renumerate. | |
300 | */ | |
301 | ret = SR_ERR; | |
302 | if (devc->fw_updated > 0) { | |
303 | sr_info("Waiting for device to reset."); | |
304 | /* Takes >= 300ms for the FX2 to be gone from the USB bus. */ | |
305 | g_usleep(300 * 1000); | |
306 | timediff_ms = 0; | |
307 | while (timediff_ms < MAX_RENUM_DELAY_MS) { | |
308 | if ((ret = dslogic_dev_open(sdi, di)) == SR_OK) | |
309 | break; | |
310 | g_usleep(100 * 1000); | |
311 | ||
312 | timediff_us = g_get_monotonic_time() - devc->fw_updated; | |
313 | timediff_ms = timediff_us / 1000; | |
314 | sr_spew("Waited %" PRIi64 "ms.", timediff_ms); | |
315 | } | |
316 | if (ret != SR_OK) { | |
317 | sr_err("Device failed to renumerate."); | |
318 | return SR_ERR; | |
319 | } | |
320 | sr_info("Device came back after %" PRIi64 "ms.", timediff_ms); | |
321 | } else { | |
322 | sr_info("Firmware upload was not needed."); | |
323 | ret = dslogic_dev_open(sdi, di); | |
324 | } | |
325 | ||
326 | if (ret != SR_OK) { | |
327 | sr_err("Unable to open device."); | |
328 | return SR_ERR; | |
329 | } | |
330 | ||
331 | ret = libusb_claim_interface(usb->devhdl, USB_INTERFACE); | |
332 | if (ret != 0) { | |
333 | switch (ret) { | |
334 | case LIBUSB_ERROR_BUSY: | |
335 | sr_err("Unable to claim USB interface. Another " | |
336 | "program or driver has already claimed it."); | |
337 | break; | |
338 | case LIBUSB_ERROR_NO_DEVICE: | |
339 | sr_err("Device has been disconnected."); | |
340 | break; | |
341 | default: | |
342 | sr_err("Unable to claim interface: %s.", | |
343 | libusb_error_name(ret)); | |
344 | break; | |
345 | } | |
346 | ||
347 | return SR_ERR; | |
348 | } | |
349 | ||
adcb9951 | 350 | |
3566348b | 351 | if ((ret = dslogic_fpga_firmware_upload(sdi)) != SR_OK) |
adcb9951 JH |
352 | return ret; |
353 | ||
354 | if (devc->cur_samplerate == 0) { | |
355 | /* Samplerate hasn't been set; default to the slowest one. */ | |
356 | devc->cur_samplerate = devc->samplerates[0]; | |
357 | } | |
358 | ||
1ee70746 JH |
359 | if (devc->cur_threshold == 0.0) |
360 | devc->cur_threshold = 1.5; | |
361 | ||
adcb9951 JH |
362 | return SR_OK; |
363 | } | |
364 | ||
365 | static int dev_close(struct sr_dev_inst *sdi) | |
366 | { | |
367 | struct sr_usb_dev_inst *usb; | |
368 | ||
369 | usb = sdi->conn; | |
370 | ||
371 | if (!usb->devhdl) | |
f1ba6b4b | 372 | return SR_ERR_BUG; |
adcb9951 | 373 | |
44b46d70 | 374 | sr_info("Closing device on %d.%d (logical) / %s (physical) interface %d.", |
adcb9951 JH |
375 | usb->bus, usb->address, sdi->connection_id, USB_INTERFACE); |
376 | libusb_release_interface(usb->devhdl, USB_INTERFACE); | |
377 | libusb_close(usb->devhdl); | |
378 | usb->devhdl = NULL; | |
adcb9951 JH |
379 | |
380 | return SR_OK; | |
381 | } | |
382 | ||
383 | static int config_get(uint32_t key, GVariant **data, | |
384 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
385 | { | |
386 | struct dev_context *devc; | |
387 | struct sr_usb_dev_inst *usb; | |
388 | GVariant *range[2]; | |
1ee70746 | 389 | unsigned int i, voltage_range; |
adcb9951 JH |
390 | char str[128]; |
391 | ||
392 | (void)cg; | |
393 | ||
394 | if (!sdi) | |
395 | return SR_ERR_ARG; | |
396 | ||
397 | devc = sdi->priv; | |
398 | ||
399 | switch (key) { | |
400 | case SR_CONF_CONN: | |
401 | if (!sdi->conn) | |
402 | return SR_ERR_ARG; | |
403 | usb = sdi->conn; | |
404 | if (usb->address == 255) | |
405 | /* Device still needs to re-enumerate after firmware | |
406 | * upload, so we don't know its (future) address. */ | |
407 | return SR_ERR; | |
408 | snprintf(str, 128, "%d.%d", usb->bus, usb->address); | |
409 | *data = g_variant_new_string(str); | |
410 | break; | |
411 | case SR_CONF_VOLTAGE_THRESHOLD: | |
1ee70746 JH |
412 | if (!strcmp(devc->profile->model, "DSLogic")) { |
413 | voltage_range = 0; | |
414 | ||
7962b129 UH |
415 | for (i = 0; i < ARRAY_SIZE(voltage_thresholds); i++) |
416 | if (voltage_thresholds[i].low == devc->cur_threshold) { | |
1ee70746 JH |
417 | voltage_range = i; |
418 | break; | |
419 | } | |
420 | ||
421 | range[0] = g_variant_new_double( | |
7962b129 | 422 | voltage_thresholds[voltage_range].low); |
1ee70746 | 423 | range[1] = g_variant_new_double( |
7962b129 | 424 | voltage_thresholds[voltage_range].high); |
1ee70746 JH |
425 | } else { |
426 | range[0] = g_variant_new_double(devc->cur_threshold); | |
427 | range[1] = g_variant_new_double(devc->cur_threshold); | |
adcb9951 | 428 | } |
1ee70746 | 429 | *data = g_variant_new_tuple(range, 2); |
adcb9951 JH |
430 | break; |
431 | case SR_CONF_LIMIT_SAMPLES: | |
432 | *data = g_variant_new_uint64(devc->limit_samples); | |
433 | break; | |
434 | case SR_CONF_SAMPLERATE: | |
435 | *data = g_variant_new_uint64(devc->cur_samplerate); | |
436 | break; | |
437 | case SR_CONF_CAPTURE_RATIO: | |
438 | *data = g_variant_new_uint64(devc->capture_ratio); | |
439 | break; | |
440 | case SR_CONF_EXTERNAL_CLOCK: | |
441 | *data = g_variant_new_boolean(devc->external_clock); | |
442 | break; | |
443 | case SR_CONF_CONTINUOUS: | |
444 | *data = g_variant_new_boolean(devc->continuous_mode); | |
445 | break; | |
446 | case SR_CONF_CLOCK_EDGE: | |
447 | i = devc->clock_edge; | |
448 | if (i >= ARRAY_SIZE(signal_edge_names)) | |
449 | return SR_ERR_BUG; | |
450 | *data = g_variant_new_string(signal_edge_names[0]); | |
451 | break; | |
452 | default: | |
453 | return SR_ERR_NA; | |
454 | } | |
455 | ||
456 | return SR_OK; | |
457 | } | |
458 | ||
459 | /* | |
460 | * Helper for mapping a string-typed configuration value to an index | |
461 | * within a table of possible values. | |
462 | */ | |
463 | static int lookup_index(GVariant *value, const char *const *table, int len) | |
464 | { | |
465 | const char *entry; | |
466 | int i; | |
467 | ||
468 | entry = g_variant_get_string(value, NULL); | |
469 | if (!entry) | |
470 | return -1; | |
471 | ||
472 | /* Linear search is fine for very small tables. */ | |
473 | for (i = 0; i < len; i++) { | |
474 | if (strcmp(entry, table[i]) == 0) | |
475 | return i; | |
476 | } | |
477 | ||
478 | return -1; | |
479 | } | |
480 | ||
481 | static int config_set(uint32_t key, GVariant *data, | |
482 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
483 | { | |
484 | struct dev_context *devc; | |
485 | uint64_t arg; | |
486 | int i, ret; | |
487 | gdouble low, high; | |
488 | ||
489 | (void)cg; | |
490 | ||
491 | if (!sdi) | |
492 | return SR_ERR_ARG; | |
493 | ||
adcb9951 JH |
494 | devc = sdi->priv; |
495 | ||
496 | ret = SR_OK; | |
497 | ||
498 | switch (key) { | |
499 | case SR_CONF_SAMPLERATE: | |
500 | arg = g_variant_get_uint64(data); | |
501 | for (i = 0; i < devc->num_samplerates; i++) { | |
502 | if (devc->samplerates[i] == arg) { | |
503 | devc->cur_samplerate = arg; | |
504 | break; | |
505 | } | |
506 | } | |
507 | if (i == devc->num_samplerates) | |
508 | ret = SR_ERR_ARG; | |
509 | break; | |
510 | case SR_CONF_LIMIT_SAMPLES: | |
511 | devc->limit_samples = g_variant_get_uint64(data); | |
512 | break; | |
513 | case SR_CONF_CAPTURE_RATIO: | |
514 | devc->capture_ratio = g_variant_get_uint64(data); | |
515 | ret = (devc->capture_ratio > 100) ? SR_ERR : SR_OK; | |
516 | break; | |
517 | case SR_CONF_VOLTAGE_THRESHOLD: | |
518 | g_variant_get(data, "(dd)", &low, &high); | |
1ee70746 | 519 | if (!strcmp(devc->profile->model, "DSLogic")) { |
7962b129 UH |
520 | for (i = 0; (unsigned int)i < ARRAY_SIZE(voltage_thresholds); i++) { |
521 | if (fabs(voltage_thresholds[i].low - low) < 0.1 && | |
522 | fabs(voltage_thresholds[i].high - high) < 0.1) { | |
1ee70746 | 523 | devc->cur_threshold = |
7962b129 | 524 | voltage_thresholds[i].low; |
1ee70746 JH |
525 | break; |
526 | } | |
adcb9951 | 527 | } |
1ee70746 JH |
528 | ret = dslogic_fpga_firmware_upload(sdi); |
529 | } else { | |
530 | ret = dslogic_set_voltage_threshold(sdi, (low + high) / 2.0); | |
adcb9951 | 531 | } |
adcb9951 JH |
532 | break; |
533 | case SR_CONF_EXTERNAL_CLOCK: | |
534 | devc->external_clock = g_variant_get_boolean(data); | |
535 | break; | |
536 | case SR_CONF_CONTINUOUS: | |
537 | devc->continuous_mode = g_variant_get_boolean(data); | |
538 | break; | |
539 | case SR_CONF_CLOCK_EDGE: | |
540 | i = lookup_index(data, signal_edge_names, | |
541 | ARRAY_SIZE(signal_edge_names)); | |
542 | if (i < 0) | |
543 | return SR_ERR_ARG; | |
544 | devc->clock_edge = i; | |
545 | break; | |
546 | default: | |
547 | ret = SR_ERR_NA; | |
548 | } | |
549 | ||
550 | return ret; | |
551 | } | |
552 | ||
553 | static int config_list(uint32_t key, GVariant **data, | |
554 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
555 | { | |
e66d1892 | 556 | struct dev_context *devc; |
adcb9951 JH |
557 | GVariant *gvar, *range[2]; |
558 | GVariantBuilder gvb; | |
559 | unsigned int i; | |
1ee70746 | 560 | double v; |
adcb9951 | 561 | |
e66d1892 | 562 | devc = (sdi) ? sdi->priv : NULL; |
adcb9951 JH |
563 | |
564 | switch (key) { | |
565 | case SR_CONF_SCAN_OPTIONS: | |
adcb9951 | 566 | case SR_CONF_DEVICE_OPTIONS: |
e66d1892 | 567 | return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts); |
adcb9951 | 568 | case SR_CONF_VOLTAGE_THRESHOLD: |
adcb9951 | 569 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); |
e66d1892 | 570 | if (!strcmp(devc->profile->model, "DSLogic")) { |
7962b129 UH |
571 | for (i = 0; i < ARRAY_SIZE(voltage_thresholds); i++) { |
572 | range[0] = g_variant_new_double(voltage_thresholds[i].low); | |
573 | range[1] = g_variant_new_double(voltage_thresholds[i].high); | |
1ee70746 JH |
574 | gvar = g_variant_new_tuple(range, 2); |
575 | g_variant_builder_add_value(&gvb, gvar); | |
576 | } | |
577 | } else { | |
578 | for (v = 0.0; v <= 5.0; v += 0.1) { | |
579 | range[0] = g_variant_new_double(v); | |
580 | range[1] = g_variant_new_double(v); | |
581 | gvar = g_variant_new_tuple(range, 2); | |
582 | g_variant_builder_add_value(&gvb, gvar); | |
583 | } | |
adcb9951 JH |
584 | } |
585 | *data = g_variant_builder_end(&gvb); | |
586 | break; | |
587 | case SR_CONF_SAMPLERATE: | |
adcb9951 JH |
588 | g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}")); |
589 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), devc->samplerates, | |
590 | devc->num_samplerates, sizeof(uint64_t)); | |
591 | g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar); | |
592 | *data = g_variant_builder_end(&gvb); | |
593 | break; | |
594 | case SR_CONF_CLOCK_EDGE: | |
595 | *data = g_variant_new_strv(signal_edge_names, | |
596 | ARRAY_SIZE(signal_edge_names)); | |
597 | break; | |
598 | default: | |
599 | return SR_ERR_NA; | |
600 | } | |
601 | ||
602 | return SR_OK; | |
603 | } | |
604 | ||
44b46d70 UH |
605 | static struct sr_dev_driver dreamsourcelab_dslogic_driver_info = { |
606 | .name = "dreamsourcelab-dslogic", | |
607 | .longname = "DreamSourceLab DSLogic", | |
adcb9951 JH |
608 | .api_version = 1, |
609 | .init = std_init, | |
610 | .cleanup = std_cleanup, | |
611 | .scan = scan, | |
612 | .dev_list = std_dev_list, | |
8bf18daa | 613 | .dev_clear = std_dev_clear, |
adcb9951 JH |
614 | .config_get = config_get, |
615 | .config_set = config_set, | |
616 | .config_list = config_list, | |
617 | .dev_open = dev_open, | |
618 | .dev_close = dev_close, | |
4bd770f5 JH |
619 | .dev_acquisition_start = dslogic_acquisition_start, |
620 | .dev_acquisition_stop = dslogic_acquisition_stop, | |
adcb9951 JH |
621 | .context = NULL, |
622 | }; | |
44b46d70 | 623 | SR_REGISTER_DEV_DRIVER(dreamsourcelab_dslogic_driver_info); |