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Commit | Line | Data |
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a1bb33af | 1 | /* |
50985c20 | 2 | * This file is part of the libsigrok project. |
a1bb33af | 3 | * |
c73d2ea4 | 4 | * Copyright (C) 2010-2012 Bert Vermeulen <bert@biot.com> |
a1bb33af UH |
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 | ||
6d116114 | 20 | #include "protocol.h" |
a1bb33af | 21 | |
8fdecced | 22 | #define VENDOR_NAME "ZEROPLUS" |
a1bb33af UH |
23 | #define USB_INTERFACE 0 |
24 | #define USB_CONFIGURATION 1 | |
25 | #define NUM_TRIGGER_STAGES 4 | |
c50277a6 | 26 | #define TRIGGER_TYPE "01" |
fed16f06 | 27 | #define PACKET_SIZE 2048 /* ?? */ |
a1bb33af | 28 | |
0ab0cb94 TY |
29 | //#define ZP_EXPERIMENTAL |
30 | ||
e495a676 UH |
31 | struct zp_model { |
32 | uint16_t vid; | |
33 | uint16_t pid; | |
428edbe1 | 34 | char *model_name; |
a1bb33af | 35 | unsigned int channels; |
fed16f06 | 36 | unsigned int sample_depth; /* In Ksamples/channel */ |
a1bb33af | 37 | unsigned int max_sampling_freq; |
e495a676 | 38 | }; |
a1bb33af | 39 | |
fed16f06 UH |
40 | /* |
41 | * Note -- 16032, 16064 and 16128 *usually* -- but not always -- have the | |
42 | * same 128K sample depth. | |
43 | */ | |
e495a676 | 44 | static const struct zp_model zeroplus_models[] = { |
9e5670d0 | 45 | {0x0c12, 0x7002, "LAP-16128U", 16, 128, 200}, |
428edbe1 | 46 | {0x0c12, 0x7009, "LAP-C(16064)", 16, 64, 100}, |
e495a676 | 47 | {0x0c12, 0x700a, "LAP-C(16128)", 16, 128, 200}, |
5db0c668 RD |
48 | {0x0c12, 0x700b, "LAP-C(32128)", 32, 128, 200}, |
49 | {0x0c12, 0x700c, "LAP-C(321000)", 32, 1024, 200}, | |
50 | {0x0c12, 0x700d, "LAP-C(322000)", 32, 2048, 200}, | |
e495a676 | 51 | {0x0c12, 0x700e, "LAP-C(16032)", 16, 32, 100}, |
428edbe1 BV |
52 | {0x0c12, 0x7016, "LAP-C(162000)", 16, 2048, 200}, |
53 | { 0, 0, 0, 0, 0, 0 } | |
a1bb33af UH |
54 | }; |
55 | ||
8386096f | 56 | static const int32_t hwcaps[] = { |
1953564a BV |
57 | SR_CONF_LOGIC_ANALYZER, |
58 | SR_CONF_SAMPLERATE, | |
59 | SR_CONF_CAPTURE_RATIO, | |
7142d6b9 | 60 | SR_CONF_VOLTAGE_THRESHOLD, |
1953564a | 61 | SR_CONF_LIMIT_SAMPLES, |
a1bb33af UH |
62 | }; |
63 | ||
d261dbbf | 64 | /* |
ba7dd8bb | 65 | * ZEROPLUS LAP-C (16032) numbers the 16 channels A0-A7 and B0-B7. |
d261dbbf UH |
66 | * We currently ignore other untested/unsupported devices here. |
67 | */ | |
ba7dd8bb | 68 | static const char *channel_names[] = { |
78693401 UH |
69 | "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7", |
70 | "B0", "B1", "B2", "B3", "B4", "B5", "B6", "B7", | |
5db0c668 RD |
71 | "C0", "C1", "C2", "C3", "C4", "C5", "C6", "C7", |
72 | "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7", | |
464d12c7 KS |
73 | NULL, |
74 | }; | |
75 | ||
32756547 | 76 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info; |
a873c594 | 77 | static struct sr_dev_driver *di = &zeroplus_logic_cube_driver_info; |
a1bb33af | 78 | |
fed16f06 UH |
79 | /* |
80 | * The hardware supports more samplerates than these, but these are the | |
81 | * options hardcoded into the vendor's Windows GUI. | |
82 | */ | |
a1bb33af | 83 | |
8386096f | 84 | static const uint64_t samplerates_100[] = { |
17548571 UH |
85 | SR_HZ(100), |
86 | SR_HZ(500), | |
87 | SR_KHZ(1), | |
88 | SR_KHZ(5), | |
89 | SR_KHZ(25), | |
90 | SR_KHZ(50), | |
91 | SR_KHZ(100), | |
92 | SR_KHZ(200), | |
93 | SR_KHZ(400), | |
94 | SR_KHZ(800), | |
95 | SR_MHZ(1), | |
96 | SR_MHZ(10), | |
97 | SR_MHZ(25), | |
98 | SR_MHZ(50), | |
99 | SR_MHZ(80), | |
100 | SR_MHZ(100), | |
17548571 UH |
101 | }; |
102 | ||
8386096f | 103 | const uint64_t samplerates_200[] = { |
c9140419 UH |
104 | SR_HZ(100), |
105 | SR_HZ(500), | |
59df0c77 UH |
106 | SR_KHZ(1), |
107 | SR_KHZ(5), | |
108 | SR_KHZ(25), | |
109 | SR_KHZ(50), | |
110 | SR_KHZ(100), | |
111 | SR_KHZ(200), | |
112 | SR_KHZ(400), | |
113 | SR_KHZ(800), | |
114 | SR_MHZ(1), | |
115 | SR_MHZ(10), | |
116 | SR_MHZ(25), | |
117 | SR_MHZ(50), | |
118 | SR_MHZ(80), | |
119 | SR_MHZ(100), | |
120 | SR_MHZ(150), | |
121 | SR_MHZ(200), | |
bf43ea23 | 122 | }; |
a1bb33af | 123 | |
6078d2c9 | 124 | static int dev_close(struct sr_dev_inst *sdi); |
a1bb33af | 125 | |
0ab0cb94 | 126 | #if 0 |
ba7dd8bb | 127 | static int configure_channels(const struct sr_dev_inst *sdi) |
a1bb33af | 128 | { |
310e9e9b | 129 | struct dev_context *devc; |
ba7dd8bb | 130 | const struct sr_channel *ch; |
1b79df2f | 131 | const GSList *l; |
ba7dd8bb | 132 | int channel_bit, stage, i; |
a1bb33af UH |
133 | char *tc; |
134 | ||
bf43ea23 | 135 | /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ |
310e9e9b | 136 | devc = sdi->priv; |
bf43ea23 | 137 | |
ba7dd8bb | 138 | devc->channel_mask = 0; |
fed16f06 | 139 | for (i = 0; i < NUM_TRIGGER_STAGES; i++) { |
310e9e9b BV |
140 | devc->trigger_mask[i] = 0; |
141 | devc->trigger_value[i] = 0; | |
a1bb33af UH |
142 | } |
143 | ||
144 | stage = -1; | |
ba7dd8bb UH |
145 | for (l = sdi->channels; l; l = l->next) { |
146 | ch = (struct sr_channel *)l->data; | |
147 | if (ch->enabled == FALSE) | |
a1bb33af | 148 | continue; |
ba7dd8bb UH |
149 | channel_bit = 1 << (ch->index); |
150 | devc->channel_mask |= channel_bit; | |
fed16f06 | 151 | |
ba7dd8bb | 152 | if (ch->trigger) { |
a1bb33af | 153 | stage = 0; |
ba7dd8bb UH |
154 | for (tc = ch->trigger; *tc; tc++) { |
155 | devc->trigger_mask[stage] |= channel_bit; | |
fed16f06 | 156 | if (*tc == '1') |
ba7dd8bb | 157 | devc->trigger_value[stage] |= channel_bit; |
a1bb33af | 158 | stage++; |
fed16f06 | 159 | if (stage > NUM_TRIGGER_STAGES) |
e46b8fb1 | 160 | return SR_ERR; |
a1bb33af UH |
161 | } |
162 | } | |
163 | } | |
164 | ||
e46b8fb1 | 165 | return SR_OK; |
a1bb33af | 166 | } |
0ab0cb94 TY |
167 | #endif |
168 | ||
ba7dd8bb | 169 | static int configure_channels(const struct sr_dev_inst *sdi) |
0ab0cb94 TY |
170 | { |
171 | struct dev_context *devc; | |
172 | const GSList *l; | |
ba7dd8bb | 173 | const struct sr_channel *ch; |
0ab0cb94 TY |
174 | char *tc; |
175 | int type; | |
176 | ||
177 | /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ | |
178 | devc = sdi->priv; | |
179 | ||
ba7dd8bb UH |
180 | for (l = sdi->channels; l; l = l->next) { |
181 | ch = (struct sr_channel *)l->data; | |
182 | if (ch->enabled == FALSE) | |
0ab0cb94 TY |
183 | continue; |
184 | ||
ba7dd8bb | 185 | if ((tc = ch->trigger)) { |
0ab0cb94 TY |
186 | switch (*tc) { |
187 | case '1': | |
188 | type = TRIGGER_HIGH; | |
189 | break; | |
190 | case '0': | |
191 | type = TRIGGER_LOW; | |
192 | break; | |
193 | #if 0 | |
194 | case 'r': | |
195 | type = TRIGGER_POSEDGE; | |
196 | break; | |
197 | case 'f': | |
198 | type = TRIGGER_NEGEDGE; | |
199 | break; | |
200 | case 'c': | |
201 | type = TRIGGER_ANYEDGE; | |
202 | break; | |
203 | #endif | |
204 | default: | |
205 | return SR_ERR; | |
206 | } | |
ba7dd8bb | 207 | analyzer_add_trigger(ch->index, type); |
0ab0cb94 TY |
208 | devc->trigger = 1; |
209 | } | |
210 | } | |
211 | ||
212 | return SR_OK; | |
213 | } | |
a1bb33af | 214 | |
3316e149 BV |
215 | SR_PRIV int zp_set_samplerate(struct dev_context *devc, uint64_t samplerate) |
216 | { | |
217 | int i; | |
218 | ||
219 | for (i = 0; ARRAY_SIZE(samplerates_200); i++) | |
220 | if (samplerate == samplerates_200[i]) | |
221 | break; | |
222 | ||
223 | if (i == ARRAY_SIZE(samplerates_200) || samplerate > devc->max_samplerate) { | |
224 | sr_err("Unsupported samplerate: %" PRIu64 "Hz.", samplerate); | |
225 | return SR_ERR_ARG; | |
226 | } | |
227 | ||
228 | sr_info("Setting samplerate to %" PRIu64 "Hz.", samplerate); | |
229 | ||
230 | if (samplerate >= SR_MHZ(1)) | |
231 | analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ); | |
232 | else if (samplerate >= SR_KHZ(1)) | |
233 | analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ); | |
234 | else | |
235 | analyzer_set_freq(samplerate, FREQ_SCALE_HZ); | |
236 | ||
237 | devc->cur_samplerate = samplerate; | |
238 | ||
239 | return SR_OK; | |
240 | } | |
241 | ||
6078d2c9 | 242 | static int init(struct sr_context *sr_ctx) |
61136ea6 | 243 | { |
f6beaac5 | 244 | return std_init(sr_ctx, di, LOG_PREFIX); |
61136ea6 BV |
245 | } |
246 | ||
6078d2c9 | 247 | static GSList *scan(GSList *options) |
a1bb33af | 248 | { |
d68e2d1a | 249 | struct sr_dev_inst *sdi; |
ba7dd8bb | 250 | struct sr_channel *ch; |
310e9e9b BV |
251 | struct drv_context *drvc; |
252 | struct dev_context *devc; | |
e495a676 | 253 | const struct zp_model *prof; |
a1bb33af UH |
254 | struct libusb_device_descriptor des; |
255 | libusb_device **devlist; | |
428edbe1 BV |
256 | GSList *devices; |
257 | int ret, devcnt, i, j; | |
a1bb33af | 258 | |
4ca38984 | 259 | (void)options; |
64d33dc2 | 260 | |
a873c594 | 261 | drvc = di->priv; |
4b97c74e | 262 | |
4ca38984 BV |
263 | devices = NULL; |
264 | ||
8fdecced | 265 | /* Find all ZEROPLUS analyzers and add them to device list. */ |
a1bb33af | 266 | devcnt = 0; |
d4abb463 | 267 | libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); /* TODO: Errors. */ |
fed16f06 UH |
268 | |
269 | for (i = 0; devlist[i]; i++) { | |
ebc34738 UH |
270 | ret = libusb_get_device_descriptor(devlist[i], &des); |
271 | if (ret != 0) { | |
6d116114 | 272 | sr_err("Failed to get device descriptor: %s.", |
d4928d71 | 273 | libusb_error_name(ret)); |
a1bb33af UH |
274 | continue; |
275 | } | |
276 | ||
428edbe1 BV |
277 | prof = NULL; |
278 | for (j = 0; j < zeroplus_models[j].vid; j++) { | |
279 | if (des.idVendor == zeroplus_models[j].vid && | |
280 | des.idProduct == zeroplus_models[j].pid) { | |
281 | prof = &zeroplus_models[j]; | |
bf43ea23 | 282 | } |
a1bb33af | 283 | } |
e495a676 | 284 | /* Skip if the device was not found. */ |
428edbe1 BV |
285 | if (!prof) |
286 | continue; | |
e495a676 | 287 | sr_info("Found ZEROPLUS %s.", prof->model_name); |
428edbe1 BV |
288 | |
289 | /* Register the device with libsigrok. */ | |
290 | if (!(sdi = sr_dev_inst_new(devcnt, SR_ST_INACTIVE, | |
291 | VENDOR_NAME, prof->model_name, NULL))) { | |
6d116114 | 292 | sr_err("%s: sr_dev_inst_new failed", __func__); |
428edbe1 BV |
293 | return NULL; |
294 | } | |
a873c594 | 295 | sdi->driver = di; |
428edbe1 BV |
296 | |
297 | /* Allocate memory for our private driver context. */ | |
310e9e9b | 298 | if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) { |
6d116114 | 299 | sr_err("Device context malloc failed."); |
886a52b6 | 300 | return NULL; |
428edbe1 | 301 | } |
e495a676 | 302 | |
310e9e9b | 303 | sdi->priv = devc; |
17548571 | 304 | devc->prof = prof; |
310e9e9b | 305 | devc->num_channels = prof->channels; |
0ab0cb94 | 306 | #ifdef ZP_EXPERIMENTAL |
e93fb98b | 307 | devc->max_sample_depth = 128 * 1024; |
0ab0cb94 TY |
308 | devc->max_samplerate = 200; |
309 | #else | |
e93fb98b | 310 | devc->max_sample_depth = prof->sample_depth * 1024; |
0ab0cb94 TY |
311 | devc->max_samplerate = prof->max_sampling_freq; |
312 | #endif | |
313 | devc->max_samplerate *= SR_MHZ(1); | |
314 | devc->memory_size = MEMORY_SIZE_8K; | |
310e9e9b | 315 | // memset(devc->trigger_buffer, 0, NUM_TRIGGER_STAGES); |
428edbe1 | 316 | |
ba7dd8bb | 317 | /* Fill in channellist according to this device's profile. */ |
310e9e9b | 318 | for (j = 0; j < devc->num_channels; j++) { |
ba7dd8bb UH |
319 | if (!(ch = sr_probe_new(j, SR_PROBE_LOGIC, TRUE, |
320 | channel_names[j]))) | |
428edbe1 | 321 | return NULL; |
ba7dd8bb | 322 | sdi->channels = g_slist_append(sdi->channels, ch); |
428edbe1 BV |
323 | } |
324 | ||
325 | devices = g_slist_append(devices, sdi); | |
310e9e9b | 326 | drvc->instances = g_slist_append(drvc->instances, sdi); |
8111446a | 327 | sdi->inst_type = SR_INST_USB; |
609bfd75 | 328 | sdi->conn = sr_usb_dev_inst_new( |
428edbe1 BV |
329 | libusb_get_bus_number(devlist[i]), |
330 | libusb_get_device_address(devlist[i]), NULL); | |
331 | devcnt++; | |
332 | ||
a1bb33af UH |
333 | } |
334 | libusb_free_device_list(devlist, 1); | |
335 | ||
4ca38984 | 336 | return devices; |
a1bb33af UH |
337 | } |
338 | ||
6078d2c9 | 339 | static GSList *dev_list(void) |
811deee4 | 340 | { |
0e94d524 | 341 | return ((struct drv_context *)(di->priv))->instances; |
811deee4 BV |
342 | } |
343 | ||
6078d2c9 | 344 | static int dev_open(struct sr_dev_inst *sdi) |
a1bb33af | 345 | { |
310e9e9b | 346 | struct dev_context *devc; |
e495a676 | 347 | struct drv_context *drvc; |
609bfd75 | 348 | struct sr_usb_dev_inst *usb; |
428edbe1 BV |
349 | libusb_device **devlist, *dev; |
350 | struct libusb_device_descriptor des; | |
351 | int device_count, ret, i; | |
a1bb33af | 352 | |
e495a676 | 353 | drvc = di->priv; |
609bfd75 | 354 | usb = sdi->conn; |
e495a676 | 355 | |
310e9e9b | 356 | if (!(devc = sdi->priv)) { |
6d116114 | 357 | sr_err("%s: sdi->priv was NULL", __func__); |
bf43ea23 UH |
358 | return SR_ERR_ARG; |
359 | } | |
360 | ||
d4abb463 PS |
361 | device_count = libusb_get_device_list(drvc->sr_ctx->libusb_ctx, |
362 | &devlist); | |
428edbe1 | 363 | if (device_count < 0) { |
6d116114 | 364 | sr_err("Failed to retrieve device list."); |
428edbe1 BV |
365 | return SR_ERR; |
366 | } | |
367 | ||
368 | dev = NULL; | |
369 | for (i = 0; i < device_count; i++) { | |
370 | if ((ret = libusb_get_device_descriptor(devlist[i], &des))) { | |
6d116114 | 371 | sr_err("Failed to get device descriptor: %s.", |
d4928d71 | 372 | libusb_error_name(ret)); |
428edbe1 BV |
373 | continue; |
374 | } | |
609bfd75 BV |
375 | if (libusb_get_bus_number(devlist[i]) == usb->bus |
376 | && libusb_get_device_address(devlist[i]) == usb->address) { | |
428edbe1 BV |
377 | dev = devlist[i]; |
378 | break; | |
379 | } | |
380 | } | |
381 | if (!dev) { | |
6d116114 | 382 | sr_err("Device on bus %d address %d disappeared!", |
609bfd75 | 383 | usb->bus, usb->address); |
428edbe1 BV |
384 | return SR_ERR; |
385 | } | |
386 | ||
609bfd75 | 387 | if (!(ret = libusb_open(dev, &(usb->devhdl)))) { |
428edbe1 | 388 | sdi->status = SR_ST_ACTIVE; |
6d116114 | 389 | sr_info("Opened device %d on %d.%d interface %d.", |
609bfd75 | 390 | sdi->index, usb->bus, usb->address, USB_INTERFACE); |
428edbe1 | 391 | } else { |
6d116114 | 392 | sr_err("Failed to open device: %s.", libusb_error_name(ret)); |
428edbe1 BV |
393 | return SR_ERR; |
394 | } | |
395 | ||
609bfd75 | 396 | ret = libusb_set_configuration(usb->devhdl, USB_CONFIGURATION); |
ebc34738 | 397 | if (ret < 0) { |
6d116114 | 398 | sr_err("Unable to set USB configuration %d: %s.", |
d4928d71 | 399 | USB_CONFIGURATION, libusb_error_name(ret)); |
185ae2c5 UH |
400 | return SR_ERR; |
401 | } | |
402 | ||
609bfd75 | 403 | ret = libusb_claim_interface(usb->devhdl, USB_INTERFACE); |
ebc34738 | 404 | if (ret != 0) { |
6d116114 | 405 | sr_err("Unable to claim interface: %s.", |
d4928d71 | 406 | libusb_error_name(ret)); |
e46b8fb1 | 407 | return SR_ERR; |
a1bb33af | 408 | } |
185ae2c5 | 409 | |
e495a676 | 410 | /* Set default configuration after power on. */ |
609bfd75 BV |
411 | if (analyzer_read_status(usb->devhdl) == 0) |
412 | analyzer_configure(usb->devhdl); | |
0ab0cb94 | 413 | |
609bfd75 BV |
414 | analyzer_reset(usb->devhdl); |
415 | analyzer_initialize(usb->devhdl); | |
a1bb33af | 416 | |
0ab0cb94 | 417 | //analyzer_set_memory_size(MEMORY_SIZE_512K); |
fed16f06 | 418 | // analyzer_set_freq(g_freq, g_freq_scale); |
a1bb33af | 419 | analyzer_set_trigger_count(1); |
408e7199 UH |
420 | // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) |
421 | // * get_memory_size(g_memory_size)) / 100) >> 2); | |
a1bb33af | 422 | |
fed16f06 UH |
423 | #if 0 |
424 | if (g_double_mode == 1) | |
a1bb33af UH |
425 | analyzer_set_compression(COMPRESSION_DOUBLE); |
426 | else if (g_compression == 1) | |
427 | analyzer_set_compression(COMPRESSION_ENABLE); | |
fed16f06 UH |
428 | else |
429 | #endif | |
430 | analyzer_set_compression(COMPRESSION_NONE); | |
a1bb33af | 431 | |
310e9e9b | 432 | if (devc->cur_samplerate == 0) { |
0ab0cb94 TY |
433 | /* Samplerate hasn't been set. Default to 1MHz. */ |
434 | analyzer_set_freq(1, FREQ_SCALE_MHZ); | |
435 | devc->cur_samplerate = SR_MHZ(1); | |
a1bb33af UH |
436 | } |
437 | ||
7142d6b9 RD |
438 | if (devc->cur_threshold == 0) |
439 | set_voltage_threshold(devc, 1.5); | |
440 | ||
e46b8fb1 | 441 | return SR_OK; |
a1bb33af UH |
442 | } |
443 | ||
6078d2c9 | 444 | static int dev_close(struct sr_dev_inst *sdi) |
a1bb33af | 445 | { |
609bfd75 | 446 | struct sr_usb_dev_inst *usb; |
a1bb33af | 447 | |
609bfd75 | 448 | usb = sdi->conn; |
697785d1 | 449 | |
609bfd75 | 450 | if (!usb->devhdl) |
25a0f108 BV |
451 | return SR_ERR; |
452 | ||
6d116114 | 453 | sr_info("Closing device %d on %d.%d interface %d.", sdi->index, |
609bfd75 BV |
454 | usb->bus, usb->address, USB_INTERFACE); |
455 | libusb_release_interface(usb->devhdl, USB_INTERFACE); | |
456 | libusb_reset_device(usb->devhdl); | |
457 | libusb_close(usb->devhdl); | |
458 | usb->devhdl = NULL; | |
25a0f108 | 459 | sdi->status = SR_ST_INACTIVE; |
697785d1 UH |
460 | |
461 | return SR_OK; | |
a1bb33af UH |
462 | } |
463 | ||
6078d2c9 | 464 | static int cleanup(void) |
a1bb33af | 465 | { |
a6630742 | 466 | return std_dev_clear(di, NULL); |
a1bb33af UH |
467 | } |
468 | ||
8f996b89 | 469 | static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 470 | const struct sr_channel_group *cg) |
a1bb33af | 471 | { |
310e9e9b | 472 | struct dev_context *devc; |
a1bb33af | 473 | |
53b4680f | 474 | (void)cg; |
8f996b89 | 475 | |
035a1078 | 476 | switch (id) { |
123e1313 | 477 | case SR_CONF_SAMPLERATE: |
626409ab | 478 | if (sdi) { |
310e9e9b | 479 | devc = sdi->priv; |
8386096f | 480 | *data = g_variant_new_uint64(devc->cur_samplerate); |
6d116114 UH |
481 | sr_spew("Returning samplerate: %" PRIu64 "Hz.", |
482 | devc->cur_samplerate); | |
626409ab | 483 | } else |
67055d4c | 484 | return SR_ERR_ARG; |
bf43ea23 | 485 | break; |
05f853b5 RD |
486 | case SR_CONF_CAPTURE_RATIO: |
487 | if (sdi) { | |
488 | devc = sdi->priv; | |
489 | *data = g_variant_new_uint64(devc->capture_ratio); | |
490 | } else | |
67055d4c | 491 | return SR_ERR_ARG; |
05f853b5 | 492 | break; |
7142d6b9 RD |
493 | case SR_CONF_VOLTAGE_THRESHOLD: |
494 | if (sdi) { | |
495 | GVariant *range[2]; | |
496 | devc = sdi->priv; | |
497 | range[0] = g_variant_new_double(devc->cur_threshold); | |
498 | range[1] = g_variant_new_double(devc->cur_threshold); | |
499 | *data = g_variant_new_tuple(range, 2); | |
67055d4c BV |
500 | } else |
501 | return SR_ERR_ARG; | |
502 | break; | |
bf43ea23 | 503 | default: |
bd6fbf62 | 504 | return SR_ERR_NA; |
a1bb33af UH |
505 | } |
506 | ||
626409ab | 507 | return SR_OK; |
a1bb33af UH |
508 | } |
509 | ||
8f996b89 | 510 | static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 511 | const struct sr_channel_group *cg) |
a1bb33af | 512 | { |
310e9e9b | 513 | struct dev_context *devc; |
7142d6b9 | 514 | gdouble low, high; |
a1bb33af | 515 | |
53b4680f | 516 | (void)cg; |
8f996b89 | 517 | |
e73ffd42 BV |
518 | if (sdi->status != SR_ST_ACTIVE) |
519 | return SR_ERR_DEV_CLOSED; | |
0ab0cb94 | 520 | |
310e9e9b | 521 | if (!(devc = sdi->priv)) { |
6d116114 | 522 | sr_err("%s: sdi->priv was NULL", __func__); |
bf43ea23 UH |
523 | return SR_ERR_ARG; |
524 | } | |
a1bb33af | 525 | |
035a1078 | 526 | switch (id) { |
1953564a | 527 | case SR_CONF_SAMPLERATE: |
8386096f | 528 | return zp_set_samplerate(devc, g_variant_get_uint64(data)); |
1953564a | 529 | case SR_CONF_LIMIT_SAMPLES: |
8386096f | 530 | return set_limit_samples(devc, g_variant_get_uint64(data)); |
1953564a | 531 | case SR_CONF_CAPTURE_RATIO: |
8386096f | 532 | return set_capture_ratio(devc, g_variant_get_uint64(data)); |
7142d6b9 RD |
533 | case SR_CONF_VOLTAGE_THRESHOLD: |
534 | g_variant_get(data, "(dd)", &low, &high); | |
535 | return set_voltage_threshold(devc, (low + high) / 2.0); | |
fed16f06 | 536 | default: |
bd6fbf62 | 537 | return SR_ERR_NA; |
a1bb33af | 538 | } |
e495a676 UH |
539 | |
540 | return SR_OK; | |
a1bb33af UH |
541 | } |
542 | ||
8f996b89 | 543 | static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 544 | const struct sr_channel_group *cg) |
a1c743fc | 545 | { |
17548571 | 546 | struct dev_context *devc; |
f0de2dd0 | 547 | GVariant *gvar, *grange[2]; |
8386096f | 548 | GVariantBuilder gvb; |
7142d6b9 RD |
549 | double v; |
550 | GVariant *range[2]; | |
a1c743fc | 551 | |
53b4680f | 552 | (void)cg; |
8f996b89 | 553 | |
a1c743fc | 554 | switch (key) { |
9a6517d1 | 555 | case SR_CONF_DEVICE_OPTIONS: |
8386096f BV |
556 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, |
557 | hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t)); | |
9a6517d1 | 558 | break; |
a1c743fc | 559 | case SR_CONF_SAMPLERATE: |
17548571 | 560 | devc = sdi->priv; |
8386096f | 561 | g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}")); |
17548571 | 562 | if (devc->prof->max_sampling_freq == 100) { |
8386096f BV |
563 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), |
564 | samplerates_100, ARRAY_SIZE(samplerates_100), | |
565 | sizeof(uint64_t)); | |
17548571 | 566 | } else if (devc->prof->max_sampling_freq == 200) { |
8386096f BV |
567 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), |
568 | samplerates_200, ARRAY_SIZE(samplerates_200), | |
569 | sizeof(uint64_t)); | |
17548571 UH |
570 | } else { |
571 | sr_err("Internal error: Unknown max. samplerate: %d.", | |
572 | devc->prof->max_sampling_freq); | |
573 | return SR_ERR_ARG; | |
574 | } | |
8386096f BV |
575 | g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar); |
576 | *data = g_variant_builder_end(&gvb); | |
a1c743fc | 577 | break; |
c50277a6 | 578 | case SR_CONF_TRIGGER_TYPE: |
8386096f | 579 | *data = g_variant_new_string(TRIGGER_TYPE); |
c50277a6 | 580 | break; |
7142d6b9 RD |
581 | case SR_CONF_VOLTAGE_THRESHOLD: |
582 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
583 | for (v = -6.0; v <= 6.0; v += 0.1) { | |
584 | range[0] = g_variant_new_double(v); | |
585 | range[1] = g_variant_new_double(v); | |
586 | gvar = g_variant_new_tuple(range, 2); | |
587 | g_variant_builder_add_value(&gvb, gvar); | |
588 | } | |
589 | *data = g_variant_builder_end(&gvb); | |
590 | break; | |
f0de2dd0 BV |
591 | case SR_CONF_LIMIT_SAMPLES: |
592 | if (!sdi) | |
593 | return SR_ERR_ARG; | |
594 | devc = sdi->priv; | |
595 | grange[0] = g_variant_new_uint64(0); | |
596 | grange[1] = g_variant_new_uint64(devc->max_sample_depth); | |
597 | *data = g_variant_new_tuple(grange, 2); | |
598 | break; | |
a1c743fc | 599 | default: |
bd6fbf62 | 600 | return SR_ERR_NA; |
a1c743fc BV |
601 | } |
602 | ||
603 | return SR_OK; | |
604 | } | |
605 | ||
6078d2c9 | 606 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, |
3ffb6964 | 607 | void *cb_data) |
a1bb33af | 608 | { |
609bfd75 BV |
609 | struct dev_context *devc; |
610 | struct sr_usb_dev_inst *usb; | |
b9c735a2 | 611 | struct sr_datafeed_packet packet; |
9c939c51 | 612 | struct sr_datafeed_logic logic; |
42ceb777 | 613 | unsigned int samples_read; |
a1bb33af | 614 | int res; |
e495a676 | 615 | unsigned int packet_num, n; |
a1bb33af | 616 | unsigned char *buf; |
42ceb777 RD |
617 | unsigned int status; |
618 | unsigned int stop_address; | |
619 | unsigned int now_address; | |
620 | unsigned int trigger_address; | |
621 | unsigned int trigger_offset; | |
622 | unsigned int triggerbar; | |
623 | unsigned int ramsize_trigger; | |
624 | unsigned int memory_size; | |
625 | unsigned int valid_samples; | |
626 | unsigned int discard; | |
627 | int trigger_now; | |
a1bb33af | 628 | |
e73ffd42 BV |
629 | if (sdi->status != SR_ST_ACTIVE) |
630 | return SR_ERR_DEV_CLOSED; | |
631 | ||
310e9e9b | 632 | if (!(devc = sdi->priv)) { |
6d116114 | 633 | sr_err("%s: sdi->priv was NULL", __func__); |
bf43ea23 UH |
634 | return SR_ERR_ARG; |
635 | } | |
a1bb33af | 636 | |
ba7dd8bb UH |
637 | if (configure_channels(sdi) != SR_OK) { |
638 | sr_err("Failed to configure channels."); | |
014359e3 BV |
639 | return SR_ERR; |
640 | } | |
641 | ||
609bfd75 BV |
642 | usb = sdi->conn; |
643 | ||
0ab0cb94 TY |
644 | set_triggerbar(devc); |
645 | ||
e495a676 | 646 | /* Push configured settings to device. */ |
609bfd75 | 647 | analyzer_configure(usb->devhdl); |
a143e4e5 | 648 | |
609bfd75 | 649 | analyzer_start(usb->devhdl); |
6d116114 | 650 | sr_info("Waiting for data."); |
609bfd75 | 651 | analyzer_wait_data(usb->devhdl); |
a1bb33af | 652 | |
42ceb777 RD |
653 | status = analyzer_read_status(usb->devhdl); |
654 | stop_address = analyzer_get_stop_address(usb->devhdl); | |
655 | now_address = analyzer_get_now_address(usb->devhdl); | |
656 | trigger_address = analyzer_get_trigger_address(usb->devhdl); | |
657 | ||
658 | triggerbar = analyzer_get_triggerbar_address(); | |
659 | ramsize_trigger = analyzer_get_ramsize_trigger_address(); | |
660 | ||
661 | n = get_memory_size(devc->memory_size); | |
662 | memory_size = n / 4; | |
663 | ||
664 | sr_info("Status = 0x%x.", status); | |
665 | sr_info("Stop address = 0x%x.", stop_address); | |
666 | sr_info("Now address = 0x%x.", now_address); | |
667 | sr_info("Trigger address = 0x%x.", trigger_address); | |
668 | sr_info("Triggerbar address = 0x%x.", triggerbar); | |
669 | sr_info("Ramsize trigger = 0x%x.", ramsize_trigger); | |
670 | sr_info("Memory size = 0x%x.", memory_size); | |
a1bb33af | 671 | |
4afdfd46 | 672 | /* Send header packet to the session bus. */ |
29a27196 | 673 | std_session_send_df_header(cb_data, LOG_PREFIX); |
f366e86c | 674 | |
42ceb777 RD |
675 | /* Check for empty capture */ |
676 | if ((status & STATUS_READY) && !stop_address) { | |
677 | packet.type = SR_DF_END; | |
678 | sr_session_send(cb_data, &packet); | |
679 | return SR_OK; | |
680 | } | |
681 | ||
b53738ba | 682 | if (!(buf = g_try_malloc(PACKET_SIZE))) { |
6d116114 | 683 | sr_err("Packet buffer malloc failed."); |
b53738ba UH |
684 | return SR_ERR_MALLOC; |
685 | } | |
686 | ||
42ceb777 RD |
687 | /* Check if the trigger is in the samples we are throwing away */ |
688 | trigger_now = now_address == trigger_address || | |
689 | ((now_address + 1) % memory_size) == trigger_address; | |
690 | ||
691 | /* | |
692 | * STATUS_READY doesn't clear until now_address advances past | |
693 | * addr 0, but for our logic, clear it in that case | |
694 | */ | |
695 | if (!now_address) | |
696 | status &= ~STATUS_READY; | |
697 | ||
609bfd75 | 698 | analyzer_read_start(usb->devhdl); |
42ceb777 RD |
699 | |
700 | /* Calculate how much data to discard */ | |
701 | discard = 0; | |
702 | if (status & STATUS_READY) { | |
703 | /* | |
704 | * We haven't wrapped around, we need to throw away data from | |
705 | * our current position to the end of the buffer. | |
706 | * Additionally, the first two samples captured are always | |
707 | * bogus. | |
708 | */ | |
709 | discard += memory_size - now_address + 2; | |
710 | now_address = 2; | |
711 | } | |
712 | ||
713 | /* If we have more samples than we need, discard them */ | |
714 | valid_samples = (stop_address - now_address) % memory_size; | |
715 | if (valid_samples > ramsize_trigger + triggerbar) { | |
716 | discard += valid_samples - (ramsize_trigger + triggerbar); | |
717 | now_address += valid_samples - (ramsize_trigger + triggerbar); | |
718 | } | |
719 | ||
720 | sr_info("Need to discard %d samples.", discard); | |
721 | ||
722 | /* Calculate how far in the trigger is */ | |
723 | if (trigger_now) | |
724 | trigger_offset = 0; | |
725 | else | |
726 | trigger_offset = (trigger_address - now_address) % memory_size; | |
727 | ||
728 | /* Recalculate the number of samples available */ | |
729 | valid_samples = (stop_address - now_address) % memory_size; | |
730 | ||
fed16f06 | 731 | /* Send the incoming transfer to the session bus. */ |
42ceb777 | 732 | samples_read = 0; |
0ab0cb94 | 733 | for (packet_num = 0; packet_num < n / PACKET_SIZE; packet_num++) { |
42ceb777 RD |
734 | unsigned int len; |
735 | unsigned int buf_offset; | |
736 | ||
609bfd75 | 737 | res = analyzer_read_data(usb->devhdl, buf, PACKET_SIZE); |
6d116114 | 738 | sr_info("Tried to read %d bytes, actually read %d bytes.", |
b08024a8 | 739 | PACKET_SIZE, res); |
a1bb33af | 740 | |
42ceb777 RD |
741 | if (discard >= PACKET_SIZE / 4) { |
742 | discard -= PACKET_SIZE / 4; | |
743 | continue; | |
744 | } | |
745 | ||
746 | len = PACKET_SIZE - discard * 4; | |
747 | buf_offset = discard * 4; | |
748 | discard = 0; | |
749 | ||
750 | /* Check if we've read all the samples */ | |
751 | if (samples_read + len / 4 >= valid_samples) | |
752 | len = (valid_samples - samples_read) * 4; | |
753 | if (!len) | |
754 | break; | |
755 | ||
756 | if (samples_read < trigger_offset && | |
757 | samples_read + len / 4 > trigger_offset) { | |
758 | /* Send out samples remaining before trigger */ | |
759 | packet.type = SR_DF_LOGIC; | |
760 | packet.payload = &logic; | |
761 | logic.length = (trigger_offset - samples_read) * 4; | |
762 | logic.unitsize = 4; | |
763 | logic.data = buf + buf_offset; | |
764 | sr_session_send(cb_data, &packet); | |
765 | len -= logic.length; | |
766 | samples_read += logic.length / 4; | |
767 | buf_offset += logic.length; | |
768 | } | |
769 | ||
770 | if (samples_read == trigger_offset) { | |
771 | /* Send out trigger */ | |
772 | packet.type = SR_DF_TRIGGER; | |
773 | packet.payload = NULL; | |
774 | sr_session_send(cb_data, &packet); | |
775 | } | |
776 | ||
777 | /* Send out data (or data after trigger) */ | |
5a2326a7 | 778 | packet.type = SR_DF_LOGIC; |
9c939c51 | 779 | packet.payload = &logic; |
42ceb777 | 780 | logic.length = len; |
9c939c51 | 781 | logic.unitsize = 4; |
42ceb777 | 782 | logic.data = buf + buf_offset; |
3cd3a20b | 783 | sr_session_send(cb_data, &packet); |
42ceb777 | 784 | samples_read += len / 4; |
a1bb33af | 785 | } |
609bfd75 | 786 | analyzer_read_stop(usb->devhdl); |
a1bb33af UH |
787 | g_free(buf); |
788 | ||
5a2326a7 | 789 | packet.type = SR_DF_END; |
3cd3a20b | 790 | sr_session_send(cb_data, &packet); |
a1bb33af | 791 | |
e46b8fb1 | 792 | return SR_OK; |
a1bb33af UH |
793 | } |
794 | ||
3cd3a20b | 795 | /* TODO: This stops acquisition on ALL devices, ignoring dev_index. */ |
6078d2c9 | 796 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
a1bb33af | 797 | { |
310e9e9b | 798 | struct dev_context *devc; |
609bfd75 BV |
799 | struct sr_usb_dev_inst *usb; |
800 | struct sr_datafeed_packet packet; | |
a1bb33af | 801 | |
5a2326a7 | 802 | packet.type = SR_DF_END; |
3cd3a20b | 803 | sr_session_send(cb_data, &packet); |
a1bb33af | 804 | |
310e9e9b | 805 | if (!(devc = sdi->priv)) { |
6d116114 | 806 | sr_err("%s: sdi->priv was NULL", __func__); |
3010f21c | 807 | return SR_ERR_BUG; |
69890f73 | 808 | } |
a1bb33af | 809 | |
609bfd75 BV |
810 | usb = sdi->conn; |
811 | analyzer_reset(usb->devhdl); | |
fed16f06 | 812 | /* TODO: Need to cancel and free any queued up transfers. */ |
3010f21c UH |
813 | |
814 | return SR_OK; | |
a1bb33af UH |
815 | } |
816 | ||
c09f0b57 | 817 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info = { |
e519ba86 | 818 | .name = "zeroplus-logic-cube", |
8fdecced | 819 | .longname = "ZEROPLUS Logic Cube LAP-C series", |
e519ba86 | 820 | .api_version = 1, |
6078d2c9 UH |
821 | .init = init, |
822 | .cleanup = cleanup, | |
823 | .scan = scan, | |
824 | .dev_list = dev_list, | |
a6630742 | 825 | .dev_clear = NULL, |
035a1078 BV |
826 | .config_get = config_get, |
827 | .config_set = config_set, | |
a1c743fc | 828 | .config_list = config_list, |
6078d2c9 UH |
829 | .dev_open = dev_open, |
830 | .dev_close = dev_close, | |
831 | .dev_acquisition_start = dev_acquisition_start, | |
832 | .dev_acquisition_stop = dev_acquisition_stop, | |
310e9e9b | 833 | .priv = NULL, |
a1bb33af | 834 | }; |