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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, |
f649fe8f | 62 | SR_CONF_MAX_UNCOMPRESSED_SAMPLES, |
a1bb33af UH |
63 | }; |
64 | ||
d261dbbf UH |
65 | /* |
66 | * ZEROPLUS LAP-C (16032) numbers the 16 probes A0-A7 and B0-B7. | |
67 | * We currently ignore other untested/unsupported devices here. | |
68 | */ | |
e495a676 | 69 | static const char *probe_names[] = { |
78693401 UH |
70 | "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7", |
71 | "B0", "B1", "B2", "B3", "B4", "B5", "B6", "B7", | |
5db0c668 RD |
72 | "C0", "C1", "C2", "C3", "C4", "C5", "C6", "C7", |
73 | "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7", | |
464d12c7 KS |
74 | NULL, |
75 | }; | |
76 | ||
32756547 | 77 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info; |
a873c594 | 78 | static struct sr_dev_driver *di = &zeroplus_logic_cube_driver_info; |
a1bb33af | 79 | |
fed16f06 UH |
80 | /* |
81 | * The hardware supports more samplerates than these, but these are the | |
82 | * options hardcoded into the vendor's Windows GUI. | |
83 | */ | |
a1bb33af | 84 | |
8386096f | 85 | static const uint64_t samplerates_100[] = { |
17548571 UH |
86 | SR_HZ(100), |
87 | SR_HZ(500), | |
88 | SR_KHZ(1), | |
89 | SR_KHZ(5), | |
90 | SR_KHZ(25), | |
91 | SR_KHZ(50), | |
92 | SR_KHZ(100), | |
93 | SR_KHZ(200), | |
94 | SR_KHZ(400), | |
95 | SR_KHZ(800), | |
96 | SR_MHZ(1), | |
97 | SR_MHZ(10), | |
98 | SR_MHZ(25), | |
99 | SR_MHZ(50), | |
100 | SR_MHZ(80), | |
101 | SR_MHZ(100), | |
17548571 UH |
102 | }; |
103 | ||
8386096f | 104 | const uint64_t samplerates_200[] = { |
c9140419 UH |
105 | SR_HZ(100), |
106 | SR_HZ(500), | |
59df0c77 UH |
107 | SR_KHZ(1), |
108 | SR_KHZ(5), | |
109 | SR_KHZ(25), | |
110 | SR_KHZ(50), | |
111 | SR_KHZ(100), | |
112 | SR_KHZ(200), | |
113 | SR_KHZ(400), | |
114 | SR_KHZ(800), | |
115 | SR_MHZ(1), | |
116 | SR_MHZ(10), | |
117 | SR_MHZ(25), | |
118 | SR_MHZ(50), | |
119 | SR_MHZ(80), | |
120 | SR_MHZ(100), | |
121 | SR_MHZ(150), | |
122 | SR_MHZ(200), | |
bf43ea23 | 123 | }; |
a1bb33af | 124 | |
6078d2c9 | 125 | static int dev_close(struct sr_dev_inst *sdi); |
a1bb33af | 126 | |
0ab0cb94 | 127 | #if 0 |
014359e3 | 128 | static int configure_probes(const struct sr_dev_inst *sdi) |
a1bb33af | 129 | { |
310e9e9b | 130 | struct dev_context *devc; |
1b79df2f JH |
131 | const struct sr_probe *probe; |
132 | const GSList *l; | |
a1bb33af UH |
133 | int probe_bit, stage, i; |
134 | char *tc; | |
135 | ||
bf43ea23 | 136 | /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ |
310e9e9b | 137 | devc = sdi->priv; |
bf43ea23 | 138 | |
310e9e9b | 139 | devc->probe_mask = 0; |
fed16f06 | 140 | for (i = 0; i < NUM_TRIGGER_STAGES; i++) { |
310e9e9b BV |
141 | devc->trigger_mask[i] = 0; |
142 | devc->trigger_value[i] = 0; | |
a1bb33af UH |
143 | } |
144 | ||
145 | stage = -1; | |
014359e3 | 146 | for (l = sdi->probes; l; l = l->next) { |
1afe8989 | 147 | probe = (struct sr_probe *)l->data; |
fed16f06 | 148 | if (probe->enabled == FALSE) |
a1bb33af | 149 | continue; |
b35c8293 | 150 | probe_bit = 1 << (probe->index); |
310e9e9b | 151 | devc->probe_mask |= probe_bit; |
fed16f06 UH |
152 | |
153 | if (probe->trigger) { | |
a1bb33af | 154 | stage = 0; |
fed16f06 | 155 | for (tc = probe->trigger; *tc; tc++) { |
310e9e9b | 156 | devc->trigger_mask[stage] |= probe_bit; |
fed16f06 | 157 | if (*tc == '1') |
310e9e9b | 158 | devc->trigger_value[stage] |= probe_bit; |
a1bb33af | 159 | stage++; |
fed16f06 | 160 | if (stage > NUM_TRIGGER_STAGES) |
e46b8fb1 | 161 | return SR_ERR; |
a1bb33af UH |
162 | } |
163 | } | |
164 | } | |
165 | ||
e46b8fb1 | 166 | return SR_OK; |
a1bb33af | 167 | } |
0ab0cb94 TY |
168 | #endif |
169 | ||
170 | static int configure_probes(const struct sr_dev_inst *sdi) | |
171 | { | |
172 | struct dev_context *devc; | |
173 | const GSList *l; | |
174 | const struct sr_probe *probe; | |
175 | char *tc; | |
176 | int type; | |
177 | ||
178 | /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ | |
179 | devc = sdi->priv; | |
180 | ||
181 | for (l = sdi->probes; l; l = l->next) { | |
182 | probe = (struct sr_probe *)l->data; | |
183 | if (probe->enabled == FALSE) | |
184 | continue; | |
185 | ||
186 | if ((tc = probe->trigger)) { | |
187 | switch (*tc) { | |
188 | case '1': | |
189 | type = TRIGGER_HIGH; | |
190 | break; | |
191 | case '0': | |
192 | type = TRIGGER_LOW; | |
193 | break; | |
194 | #if 0 | |
195 | case 'r': | |
196 | type = TRIGGER_POSEDGE; | |
197 | break; | |
198 | case 'f': | |
199 | type = TRIGGER_NEGEDGE; | |
200 | break; | |
201 | case 'c': | |
202 | type = TRIGGER_ANYEDGE; | |
203 | break; | |
204 | #endif | |
205 | default: | |
206 | return SR_ERR; | |
207 | } | |
208 | analyzer_add_trigger(probe->index, type); | |
209 | devc->trigger = 1; | |
210 | } | |
211 | } | |
212 | ||
213 | return SR_OK; | |
214 | } | |
a1bb33af | 215 | |
3316e149 BV |
216 | SR_PRIV int zp_set_samplerate(struct dev_context *devc, uint64_t samplerate) |
217 | { | |
218 | int i; | |
219 | ||
220 | for (i = 0; ARRAY_SIZE(samplerates_200); i++) | |
221 | if (samplerate == samplerates_200[i]) | |
222 | break; | |
223 | ||
224 | if (i == ARRAY_SIZE(samplerates_200) || samplerate > devc->max_samplerate) { | |
225 | sr_err("Unsupported samplerate: %" PRIu64 "Hz.", samplerate); | |
226 | return SR_ERR_ARG; | |
227 | } | |
228 | ||
229 | sr_info("Setting samplerate to %" PRIu64 "Hz.", samplerate); | |
230 | ||
231 | if (samplerate >= SR_MHZ(1)) | |
232 | analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ); | |
233 | else if (samplerate >= SR_KHZ(1)) | |
234 | analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ); | |
235 | else | |
236 | analyzer_set_freq(samplerate, FREQ_SCALE_HZ); | |
237 | ||
238 | devc->cur_samplerate = samplerate; | |
239 | ||
240 | return SR_OK; | |
241 | } | |
242 | ||
3b412e3a | 243 | static int dev_clear(void) |
7da6f9d5 | 244 | { |
d6445cb0 | 245 | return std_dev_clear(di, NULL); |
7da6f9d5 BV |
246 | } |
247 | ||
6078d2c9 | 248 | static int init(struct sr_context *sr_ctx) |
61136ea6 | 249 | { |
f6beaac5 | 250 | return std_init(sr_ctx, di, LOG_PREFIX); |
61136ea6 BV |
251 | } |
252 | ||
6078d2c9 | 253 | static GSList *scan(GSList *options) |
a1bb33af | 254 | { |
d68e2d1a | 255 | struct sr_dev_inst *sdi; |
428edbe1 | 256 | struct sr_probe *probe; |
310e9e9b BV |
257 | struct drv_context *drvc; |
258 | struct dev_context *devc; | |
e495a676 | 259 | const struct zp_model *prof; |
a1bb33af UH |
260 | struct libusb_device_descriptor des; |
261 | libusb_device **devlist; | |
428edbe1 BV |
262 | GSList *devices; |
263 | int ret, devcnt, i, j; | |
a1bb33af | 264 | |
4ca38984 | 265 | (void)options; |
64d33dc2 | 266 | |
a873c594 | 267 | drvc = di->priv; |
4b97c74e | 268 | |
4ca38984 BV |
269 | devices = NULL; |
270 | ||
8fdecced | 271 | /* Find all ZEROPLUS analyzers and add them to device list. */ |
a1bb33af | 272 | devcnt = 0; |
d4abb463 | 273 | libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); /* TODO: Errors. */ |
fed16f06 UH |
274 | |
275 | for (i = 0; devlist[i]; i++) { | |
ebc34738 UH |
276 | ret = libusb_get_device_descriptor(devlist[i], &des); |
277 | if (ret != 0) { | |
6d116114 | 278 | sr_err("Failed to get device descriptor: %s.", |
d4928d71 | 279 | libusb_error_name(ret)); |
a1bb33af UH |
280 | continue; |
281 | } | |
282 | ||
428edbe1 BV |
283 | prof = NULL; |
284 | for (j = 0; j < zeroplus_models[j].vid; j++) { | |
285 | if (des.idVendor == zeroplus_models[j].vid && | |
286 | des.idProduct == zeroplus_models[j].pid) { | |
287 | prof = &zeroplus_models[j]; | |
bf43ea23 | 288 | } |
a1bb33af | 289 | } |
e495a676 | 290 | /* Skip if the device was not found. */ |
428edbe1 BV |
291 | if (!prof) |
292 | continue; | |
e495a676 | 293 | sr_info("Found ZEROPLUS %s.", prof->model_name); |
428edbe1 BV |
294 | |
295 | /* Register the device with libsigrok. */ | |
296 | if (!(sdi = sr_dev_inst_new(devcnt, SR_ST_INACTIVE, | |
297 | VENDOR_NAME, prof->model_name, NULL))) { | |
6d116114 | 298 | sr_err("%s: sr_dev_inst_new failed", __func__); |
428edbe1 BV |
299 | return NULL; |
300 | } | |
a873c594 | 301 | sdi->driver = di; |
428edbe1 BV |
302 | |
303 | /* Allocate memory for our private driver context. */ | |
310e9e9b | 304 | if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) { |
6d116114 | 305 | sr_err("Device context malloc failed."); |
886a52b6 | 306 | return NULL; |
428edbe1 | 307 | } |
e495a676 | 308 | |
310e9e9b | 309 | sdi->priv = devc; |
17548571 | 310 | devc->prof = prof; |
310e9e9b | 311 | devc->num_channels = prof->channels; |
0ab0cb94 | 312 | #ifdef ZP_EXPERIMENTAL |
e93fb98b | 313 | devc->max_sample_depth = 128 * 1024; |
0ab0cb94 TY |
314 | devc->max_samplerate = 200; |
315 | #else | |
e93fb98b | 316 | devc->max_sample_depth = prof->sample_depth * 1024; |
0ab0cb94 TY |
317 | devc->max_samplerate = prof->max_sampling_freq; |
318 | #endif | |
319 | devc->max_samplerate *= SR_MHZ(1); | |
320 | devc->memory_size = MEMORY_SIZE_8K; | |
310e9e9b | 321 | // memset(devc->trigger_buffer, 0, NUM_TRIGGER_STAGES); |
428edbe1 BV |
322 | |
323 | /* Fill in probelist according to this device's profile. */ | |
310e9e9b | 324 | for (j = 0; j < devc->num_channels; j++) { |
428edbe1 BV |
325 | if (!(probe = sr_probe_new(j, SR_PROBE_LOGIC, TRUE, |
326 | probe_names[j]))) | |
327 | return NULL; | |
328 | sdi->probes = g_slist_append(sdi->probes, probe); | |
329 | } | |
330 | ||
331 | devices = g_slist_append(devices, sdi); | |
310e9e9b | 332 | drvc->instances = g_slist_append(drvc->instances, sdi); |
8111446a | 333 | sdi->inst_type = SR_INST_USB; |
609bfd75 | 334 | sdi->conn = sr_usb_dev_inst_new( |
428edbe1 BV |
335 | libusb_get_bus_number(devlist[i]), |
336 | libusb_get_device_address(devlist[i]), NULL); | |
337 | devcnt++; | |
338 | ||
a1bb33af UH |
339 | } |
340 | libusb_free_device_list(devlist, 1); | |
341 | ||
4ca38984 | 342 | return devices; |
a1bb33af UH |
343 | } |
344 | ||
6078d2c9 | 345 | static GSList *dev_list(void) |
811deee4 | 346 | { |
0e94d524 | 347 | return ((struct drv_context *)(di->priv))->instances; |
811deee4 BV |
348 | } |
349 | ||
6078d2c9 | 350 | static int dev_open(struct sr_dev_inst *sdi) |
a1bb33af | 351 | { |
310e9e9b | 352 | struct dev_context *devc; |
e495a676 | 353 | struct drv_context *drvc; |
609bfd75 | 354 | struct sr_usb_dev_inst *usb; |
428edbe1 BV |
355 | libusb_device **devlist, *dev; |
356 | struct libusb_device_descriptor des; | |
357 | int device_count, ret, i; | |
a1bb33af | 358 | |
e495a676 | 359 | drvc = di->priv; |
609bfd75 | 360 | usb = sdi->conn; |
e495a676 | 361 | |
310e9e9b | 362 | if (!(devc = sdi->priv)) { |
6d116114 | 363 | sr_err("%s: sdi->priv was NULL", __func__); |
bf43ea23 UH |
364 | return SR_ERR_ARG; |
365 | } | |
366 | ||
d4abb463 PS |
367 | device_count = libusb_get_device_list(drvc->sr_ctx->libusb_ctx, |
368 | &devlist); | |
428edbe1 | 369 | if (device_count < 0) { |
6d116114 | 370 | sr_err("Failed to retrieve device list."); |
428edbe1 BV |
371 | return SR_ERR; |
372 | } | |
373 | ||
374 | dev = NULL; | |
375 | for (i = 0; i < device_count; i++) { | |
376 | if ((ret = libusb_get_device_descriptor(devlist[i], &des))) { | |
6d116114 | 377 | sr_err("Failed to get device descriptor: %s.", |
d4928d71 | 378 | libusb_error_name(ret)); |
428edbe1 BV |
379 | continue; |
380 | } | |
609bfd75 BV |
381 | if (libusb_get_bus_number(devlist[i]) == usb->bus |
382 | && libusb_get_device_address(devlist[i]) == usb->address) { | |
428edbe1 BV |
383 | dev = devlist[i]; |
384 | break; | |
385 | } | |
386 | } | |
387 | if (!dev) { | |
6d116114 | 388 | sr_err("Device on bus %d address %d disappeared!", |
609bfd75 | 389 | usb->bus, usb->address); |
428edbe1 BV |
390 | return SR_ERR; |
391 | } | |
392 | ||
609bfd75 | 393 | if (!(ret = libusb_open(dev, &(usb->devhdl)))) { |
428edbe1 | 394 | sdi->status = SR_ST_ACTIVE; |
6d116114 | 395 | sr_info("Opened device %d on %d.%d interface %d.", |
609bfd75 | 396 | sdi->index, usb->bus, usb->address, USB_INTERFACE); |
428edbe1 | 397 | } else { |
6d116114 | 398 | sr_err("Failed to open device: %s.", libusb_error_name(ret)); |
428edbe1 BV |
399 | return SR_ERR; |
400 | } | |
401 | ||
609bfd75 | 402 | ret = libusb_set_configuration(usb->devhdl, USB_CONFIGURATION); |
ebc34738 | 403 | if (ret < 0) { |
6d116114 | 404 | sr_err("Unable to set USB configuration %d: %s.", |
d4928d71 | 405 | USB_CONFIGURATION, libusb_error_name(ret)); |
185ae2c5 UH |
406 | return SR_ERR; |
407 | } | |
408 | ||
609bfd75 | 409 | ret = libusb_claim_interface(usb->devhdl, USB_INTERFACE); |
ebc34738 | 410 | if (ret != 0) { |
6d116114 | 411 | sr_err("Unable to claim interface: %s.", |
d4928d71 | 412 | libusb_error_name(ret)); |
e46b8fb1 | 413 | return SR_ERR; |
a1bb33af | 414 | } |
185ae2c5 | 415 | |
e495a676 | 416 | /* Set default configuration after power on. */ |
609bfd75 BV |
417 | if (analyzer_read_status(usb->devhdl) == 0) |
418 | analyzer_configure(usb->devhdl); | |
0ab0cb94 | 419 | |
609bfd75 BV |
420 | analyzer_reset(usb->devhdl); |
421 | analyzer_initialize(usb->devhdl); | |
a1bb33af | 422 | |
0ab0cb94 | 423 | //analyzer_set_memory_size(MEMORY_SIZE_512K); |
fed16f06 | 424 | // analyzer_set_freq(g_freq, g_freq_scale); |
a1bb33af | 425 | analyzer_set_trigger_count(1); |
408e7199 UH |
426 | // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) |
427 | // * get_memory_size(g_memory_size)) / 100) >> 2); | |
a1bb33af | 428 | |
fed16f06 UH |
429 | #if 0 |
430 | if (g_double_mode == 1) | |
a1bb33af UH |
431 | analyzer_set_compression(COMPRESSION_DOUBLE); |
432 | else if (g_compression == 1) | |
433 | analyzer_set_compression(COMPRESSION_ENABLE); | |
fed16f06 UH |
434 | else |
435 | #endif | |
436 | analyzer_set_compression(COMPRESSION_NONE); | |
a1bb33af | 437 | |
310e9e9b | 438 | if (devc->cur_samplerate == 0) { |
0ab0cb94 TY |
439 | /* Samplerate hasn't been set. Default to 1MHz. */ |
440 | analyzer_set_freq(1, FREQ_SCALE_MHZ); | |
441 | devc->cur_samplerate = SR_MHZ(1); | |
a1bb33af UH |
442 | } |
443 | ||
7142d6b9 RD |
444 | if (devc->cur_threshold == 0) |
445 | set_voltage_threshold(devc, 1.5); | |
446 | ||
e46b8fb1 | 447 | return SR_OK; |
a1bb33af UH |
448 | } |
449 | ||
6078d2c9 | 450 | static int dev_close(struct sr_dev_inst *sdi) |
a1bb33af | 451 | { |
609bfd75 | 452 | struct sr_usb_dev_inst *usb; |
a1bb33af | 453 | |
609bfd75 | 454 | usb = sdi->conn; |
697785d1 | 455 | |
609bfd75 | 456 | if (!usb->devhdl) |
25a0f108 BV |
457 | return SR_ERR; |
458 | ||
6d116114 | 459 | sr_info("Closing device %d on %d.%d interface %d.", sdi->index, |
609bfd75 BV |
460 | usb->bus, usb->address, USB_INTERFACE); |
461 | libusb_release_interface(usb->devhdl, USB_INTERFACE); | |
462 | libusb_reset_device(usb->devhdl); | |
463 | libusb_close(usb->devhdl); | |
464 | usb->devhdl = NULL; | |
25a0f108 | 465 | sdi->status = SR_ST_INACTIVE; |
697785d1 UH |
466 | |
467 | return SR_OK; | |
a1bb33af UH |
468 | } |
469 | ||
6078d2c9 | 470 | static int cleanup(void) |
a1bb33af | 471 | { |
3b412e3a | 472 | return dev_clear(); |
a1bb33af UH |
473 | } |
474 | ||
8f996b89 ML |
475 | static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi, |
476 | const struct sr_probe_group *probe_group) | |
a1bb33af | 477 | { |
310e9e9b | 478 | struct dev_context *devc; |
a1bb33af | 479 | |
8f996b89 ML |
480 | (void)probe_group; |
481 | ||
035a1078 | 482 | switch (id) { |
123e1313 | 483 | case SR_CONF_SAMPLERATE: |
626409ab | 484 | if (sdi) { |
310e9e9b | 485 | devc = sdi->priv; |
8386096f | 486 | *data = g_variant_new_uint64(devc->cur_samplerate); |
6d116114 UH |
487 | sr_spew("Returning samplerate: %" PRIu64 "Hz.", |
488 | devc->cur_samplerate); | |
626409ab | 489 | } else |
67055d4c | 490 | return SR_ERR_ARG; |
bf43ea23 | 491 | break; |
05f853b5 RD |
492 | case SR_CONF_CAPTURE_RATIO: |
493 | if (sdi) { | |
494 | devc = sdi->priv; | |
495 | *data = g_variant_new_uint64(devc->capture_ratio); | |
496 | } else | |
67055d4c | 497 | return SR_ERR_ARG; |
05f853b5 | 498 | break; |
7142d6b9 RD |
499 | case SR_CONF_VOLTAGE_THRESHOLD: |
500 | if (sdi) { | |
501 | GVariant *range[2]; | |
502 | devc = sdi->priv; | |
503 | range[0] = g_variant_new_double(devc->cur_threshold); | |
504 | range[1] = g_variant_new_double(devc->cur_threshold); | |
505 | *data = g_variant_new_tuple(range, 2); | |
67055d4c BV |
506 | } else |
507 | return SR_ERR_ARG; | |
508 | break; | |
509 | case SR_CONF_MAX_UNCOMPRESSED_SAMPLES: | |
510 | if (sdi) { | |
511 | /* As long as this driver doesn't support compression, | |
512 | * this is ok. When compression is enabled, this should | |
513 | * return SR_ERR_NA instead. */ | |
514 | devc = sdi->priv; | |
515 | *data = g_variant_new_uint64(devc->max_sample_depth); | |
7142d6b9 RD |
516 | } else |
517 | return SR_ERR; | |
518 | break; | |
bf43ea23 | 519 | default: |
bd6fbf62 | 520 | return SR_ERR_NA; |
a1bb33af UH |
521 | } |
522 | ||
626409ab | 523 | return SR_OK; |
a1bb33af UH |
524 | } |
525 | ||
8f996b89 ML |
526 | static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi, |
527 | const struct sr_probe_group *probe_group) | |
a1bb33af | 528 | { |
310e9e9b | 529 | struct dev_context *devc; |
7142d6b9 | 530 | gdouble low, high; |
a1bb33af | 531 | |
8f996b89 ML |
532 | (void)probe_group; |
533 | ||
e73ffd42 BV |
534 | if (sdi->status != SR_ST_ACTIVE) |
535 | return SR_ERR_DEV_CLOSED; | |
0ab0cb94 | 536 | |
310e9e9b | 537 | if (!(devc = sdi->priv)) { |
6d116114 | 538 | sr_err("%s: sdi->priv was NULL", __func__); |
bf43ea23 UH |
539 | return SR_ERR_ARG; |
540 | } | |
a1bb33af | 541 | |
035a1078 | 542 | switch (id) { |
1953564a | 543 | case SR_CONF_SAMPLERATE: |
8386096f | 544 | return zp_set_samplerate(devc, g_variant_get_uint64(data)); |
1953564a | 545 | case SR_CONF_LIMIT_SAMPLES: |
8386096f | 546 | return set_limit_samples(devc, g_variant_get_uint64(data)); |
1953564a | 547 | case SR_CONF_CAPTURE_RATIO: |
8386096f | 548 | return set_capture_ratio(devc, g_variant_get_uint64(data)); |
7142d6b9 RD |
549 | case SR_CONF_VOLTAGE_THRESHOLD: |
550 | g_variant_get(data, "(dd)", &low, &high); | |
551 | return set_voltage_threshold(devc, (low + high) / 2.0); | |
fed16f06 | 552 | default: |
bd6fbf62 | 553 | return SR_ERR_NA; |
a1bb33af | 554 | } |
e495a676 UH |
555 | |
556 | return SR_OK; | |
a1bb33af UH |
557 | } |
558 | ||
8f996b89 ML |
559 | static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi, |
560 | const struct sr_probe_group *probe_group) | |
a1c743fc | 561 | { |
17548571 | 562 | struct dev_context *devc; |
8386096f BV |
563 | GVariant *gvar; |
564 | GVariantBuilder gvb; | |
7142d6b9 RD |
565 | double v; |
566 | GVariant *range[2]; | |
a1c743fc | 567 | |
8f996b89 ML |
568 | (void)probe_group; |
569 | ||
a1c743fc | 570 | switch (key) { |
9a6517d1 | 571 | case SR_CONF_DEVICE_OPTIONS: |
8386096f BV |
572 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, |
573 | hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t)); | |
9a6517d1 | 574 | break; |
a1c743fc | 575 | case SR_CONF_SAMPLERATE: |
17548571 | 576 | devc = sdi->priv; |
8386096f | 577 | g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}")); |
17548571 | 578 | if (devc->prof->max_sampling_freq == 100) { |
8386096f BV |
579 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), |
580 | samplerates_100, ARRAY_SIZE(samplerates_100), | |
581 | sizeof(uint64_t)); | |
17548571 | 582 | } else if (devc->prof->max_sampling_freq == 200) { |
8386096f BV |
583 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), |
584 | samplerates_200, ARRAY_SIZE(samplerates_200), | |
585 | sizeof(uint64_t)); | |
17548571 UH |
586 | } else { |
587 | sr_err("Internal error: Unknown max. samplerate: %d.", | |
588 | devc->prof->max_sampling_freq); | |
589 | return SR_ERR_ARG; | |
590 | } | |
8386096f BV |
591 | g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar); |
592 | *data = g_variant_builder_end(&gvb); | |
a1c743fc | 593 | break; |
c50277a6 | 594 | case SR_CONF_TRIGGER_TYPE: |
8386096f | 595 | *data = g_variant_new_string(TRIGGER_TYPE); |
c50277a6 | 596 | break; |
7142d6b9 RD |
597 | case SR_CONF_VOLTAGE_THRESHOLD: |
598 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
599 | for (v = -6.0; v <= 6.0; v += 0.1) { | |
600 | range[0] = g_variant_new_double(v); | |
601 | range[1] = g_variant_new_double(v); | |
602 | gvar = g_variant_new_tuple(range, 2); | |
603 | g_variant_builder_add_value(&gvb, gvar); | |
604 | } | |
605 | *data = g_variant_builder_end(&gvb); | |
606 | break; | |
a1c743fc | 607 | default: |
bd6fbf62 | 608 | return SR_ERR_NA; |
a1c743fc BV |
609 | } |
610 | ||
611 | return SR_OK; | |
612 | } | |
613 | ||
6078d2c9 | 614 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, |
3ffb6964 | 615 | void *cb_data) |
a1bb33af | 616 | { |
609bfd75 BV |
617 | struct dev_context *devc; |
618 | struct sr_usb_dev_inst *usb; | |
b9c735a2 | 619 | struct sr_datafeed_packet packet; |
9c939c51 | 620 | struct sr_datafeed_logic logic; |
42ceb777 | 621 | unsigned int samples_read; |
a1bb33af | 622 | int res; |
e495a676 | 623 | unsigned int packet_num, n; |
a1bb33af | 624 | unsigned char *buf; |
42ceb777 RD |
625 | unsigned int status; |
626 | unsigned int stop_address; | |
627 | unsigned int now_address; | |
628 | unsigned int trigger_address; | |
629 | unsigned int trigger_offset; | |
630 | unsigned int triggerbar; | |
631 | unsigned int ramsize_trigger; | |
632 | unsigned int memory_size; | |
633 | unsigned int valid_samples; | |
634 | unsigned int discard; | |
635 | int trigger_now; | |
a1bb33af | 636 | |
e73ffd42 BV |
637 | if (sdi->status != SR_ST_ACTIVE) |
638 | return SR_ERR_DEV_CLOSED; | |
639 | ||
310e9e9b | 640 | if (!(devc = sdi->priv)) { |
6d116114 | 641 | sr_err("%s: sdi->priv was NULL", __func__); |
bf43ea23 UH |
642 | return SR_ERR_ARG; |
643 | } | |
a1bb33af | 644 | |
014359e3 | 645 | if (configure_probes(sdi) != SR_OK) { |
6d116114 | 646 | sr_err("Failed to configure probes."); |
014359e3 BV |
647 | return SR_ERR; |
648 | } | |
649 | ||
609bfd75 BV |
650 | usb = sdi->conn; |
651 | ||
0ab0cb94 TY |
652 | set_triggerbar(devc); |
653 | ||
e495a676 | 654 | /* Push configured settings to device. */ |
609bfd75 | 655 | analyzer_configure(usb->devhdl); |
a143e4e5 | 656 | |
609bfd75 | 657 | analyzer_start(usb->devhdl); |
6d116114 | 658 | sr_info("Waiting for data."); |
609bfd75 | 659 | analyzer_wait_data(usb->devhdl); |
a1bb33af | 660 | |
42ceb777 RD |
661 | status = analyzer_read_status(usb->devhdl); |
662 | stop_address = analyzer_get_stop_address(usb->devhdl); | |
663 | now_address = analyzer_get_now_address(usb->devhdl); | |
664 | trigger_address = analyzer_get_trigger_address(usb->devhdl); | |
665 | ||
666 | triggerbar = analyzer_get_triggerbar_address(); | |
667 | ramsize_trigger = analyzer_get_ramsize_trigger_address(); | |
668 | ||
669 | n = get_memory_size(devc->memory_size); | |
670 | memory_size = n / 4; | |
671 | ||
672 | sr_info("Status = 0x%x.", status); | |
673 | sr_info("Stop address = 0x%x.", stop_address); | |
674 | sr_info("Now address = 0x%x.", now_address); | |
675 | sr_info("Trigger address = 0x%x.", trigger_address); | |
676 | sr_info("Triggerbar address = 0x%x.", triggerbar); | |
677 | sr_info("Ramsize trigger = 0x%x.", ramsize_trigger); | |
678 | sr_info("Memory size = 0x%x.", memory_size); | |
a1bb33af | 679 | |
4afdfd46 | 680 | /* Send header packet to the session bus. */ |
29a27196 | 681 | std_session_send_df_header(cb_data, LOG_PREFIX); |
f366e86c | 682 | |
42ceb777 RD |
683 | /* Check for empty capture */ |
684 | if ((status & STATUS_READY) && !stop_address) { | |
685 | packet.type = SR_DF_END; | |
686 | sr_session_send(cb_data, &packet); | |
687 | return SR_OK; | |
688 | } | |
689 | ||
b53738ba | 690 | if (!(buf = g_try_malloc(PACKET_SIZE))) { |
6d116114 | 691 | sr_err("Packet buffer malloc failed."); |
b53738ba UH |
692 | return SR_ERR_MALLOC; |
693 | } | |
694 | ||
42ceb777 RD |
695 | /* Check if the trigger is in the samples we are throwing away */ |
696 | trigger_now = now_address == trigger_address || | |
697 | ((now_address + 1) % memory_size) == trigger_address; | |
698 | ||
699 | /* | |
700 | * STATUS_READY doesn't clear until now_address advances past | |
701 | * addr 0, but for our logic, clear it in that case | |
702 | */ | |
703 | if (!now_address) | |
704 | status &= ~STATUS_READY; | |
705 | ||
609bfd75 | 706 | analyzer_read_start(usb->devhdl); |
42ceb777 RD |
707 | |
708 | /* Calculate how much data to discard */ | |
709 | discard = 0; | |
710 | if (status & STATUS_READY) { | |
711 | /* | |
712 | * We haven't wrapped around, we need to throw away data from | |
713 | * our current position to the end of the buffer. | |
714 | * Additionally, the first two samples captured are always | |
715 | * bogus. | |
716 | */ | |
717 | discard += memory_size - now_address + 2; | |
718 | now_address = 2; | |
719 | } | |
720 | ||
721 | /* If we have more samples than we need, discard them */ | |
722 | valid_samples = (stop_address - now_address) % memory_size; | |
723 | if (valid_samples > ramsize_trigger + triggerbar) { | |
724 | discard += valid_samples - (ramsize_trigger + triggerbar); | |
725 | now_address += valid_samples - (ramsize_trigger + triggerbar); | |
726 | } | |
727 | ||
728 | sr_info("Need to discard %d samples.", discard); | |
729 | ||
730 | /* Calculate how far in the trigger is */ | |
731 | if (trigger_now) | |
732 | trigger_offset = 0; | |
733 | else | |
734 | trigger_offset = (trigger_address - now_address) % memory_size; | |
735 | ||
736 | /* Recalculate the number of samples available */ | |
737 | valid_samples = (stop_address - now_address) % memory_size; | |
738 | ||
fed16f06 | 739 | /* Send the incoming transfer to the session bus. */ |
42ceb777 | 740 | samples_read = 0; |
0ab0cb94 | 741 | for (packet_num = 0; packet_num < n / PACKET_SIZE; packet_num++) { |
42ceb777 RD |
742 | unsigned int len; |
743 | unsigned int buf_offset; | |
744 | ||
609bfd75 | 745 | res = analyzer_read_data(usb->devhdl, buf, PACKET_SIZE); |
6d116114 | 746 | sr_info("Tried to read %d bytes, actually read %d bytes.", |
b08024a8 | 747 | PACKET_SIZE, res); |
a1bb33af | 748 | |
42ceb777 RD |
749 | if (discard >= PACKET_SIZE / 4) { |
750 | discard -= PACKET_SIZE / 4; | |
751 | continue; | |
752 | } | |
753 | ||
754 | len = PACKET_SIZE - discard * 4; | |
755 | buf_offset = discard * 4; | |
756 | discard = 0; | |
757 | ||
758 | /* Check if we've read all the samples */ | |
759 | if (samples_read + len / 4 >= valid_samples) | |
760 | len = (valid_samples - samples_read) * 4; | |
761 | if (!len) | |
762 | break; | |
763 | ||
764 | if (samples_read < trigger_offset && | |
765 | samples_read + len / 4 > trigger_offset) { | |
766 | /* Send out samples remaining before trigger */ | |
767 | packet.type = SR_DF_LOGIC; | |
768 | packet.payload = &logic; | |
769 | logic.length = (trigger_offset - samples_read) * 4; | |
770 | logic.unitsize = 4; | |
771 | logic.data = buf + buf_offset; | |
772 | sr_session_send(cb_data, &packet); | |
773 | len -= logic.length; | |
774 | samples_read += logic.length / 4; | |
775 | buf_offset += logic.length; | |
776 | } | |
777 | ||
778 | if (samples_read == trigger_offset) { | |
779 | /* Send out trigger */ | |
780 | packet.type = SR_DF_TRIGGER; | |
781 | packet.payload = NULL; | |
782 | sr_session_send(cb_data, &packet); | |
783 | } | |
784 | ||
785 | /* Send out data (or data after trigger) */ | |
5a2326a7 | 786 | packet.type = SR_DF_LOGIC; |
9c939c51 | 787 | packet.payload = &logic; |
42ceb777 | 788 | logic.length = len; |
9c939c51 | 789 | logic.unitsize = 4; |
42ceb777 | 790 | logic.data = buf + buf_offset; |
3cd3a20b | 791 | sr_session_send(cb_data, &packet); |
42ceb777 | 792 | samples_read += len / 4; |
a1bb33af | 793 | } |
609bfd75 | 794 | analyzer_read_stop(usb->devhdl); |
a1bb33af UH |
795 | g_free(buf); |
796 | ||
5a2326a7 | 797 | packet.type = SR_DF_END; |
3cd3a20b | 798 | sr_session_send(cb_data, &packet); |
a1bb33af | 799 | |
e46b8fb1 | 800 | return SR_OK; |
a1bb33af UH |
801 | } |
802 | ||
3cd3a20b | 803 | /* TODO: This stops acquisition on ALL devices, ignoring dev_index. */ |
6078d2c9 | 804 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
a1bb33af | 805 | { |
310e9e9b | 806 | struct dev_context *devc; |
609bfd75 BV |
807 | struct sr_usb_dev_inst *usb; |
808 | struct sr_datafeed_packet packet; | |
a1bb33af | 809 | |
5a2326a7 | 810 | packet.type = SR_DF_END; |
3cd3a20b | 811 | sr_session_send(cb_data, &packet); |
a1bb33af | 812 | |
310e9e9b | 813 | if (!(devc = sdi->priv)) { |
6d116114 | 814 | sr_err("%s: sdi->priv was NULL", __func__); |
3010f21c | 815 | return SR_ERR_BUG; |
69890f73 | 816 | } |
a1bb33af | 817 | |
609bfd75 BV |
818 | usb = sdi->conn; |
819 | analyzer_reset(usb->devhdl); | |
fed16f06 | 820 | /* TODO: Need to cancel and free any queued up transfers. */ |
3010f21c UH |
821 | |
822 | return SR_OK; | |
a1bb33af UH |
823 | } |
824 | ||
c09f0b57 | 825 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info = { |
e519ba86 | 826 | .name = "zeroplus-logic-cube", |
8fdecced | 827 | .longname = "ZEROPLUS Logic Cube LAP-C series", |
e519ba86 | 828 | .api_version = 1, |
6078d2c9 UH |
829 | .init = init, |
830 | .cleanup = cleanup, | |
831 | .scan = scan, | |
832 | .dev_list = dev_list, | |
3b412e3a | 833 | .dev_clear = dev_clear, |
035a1078 BV |
834 | .config_get = config_get, |
835 | .config_set = config_set, | |
a1c743fc | 836 | .config_list = config_list, |
6078d2c9 UH |
837 | .dev_open = dev_open, |
838 | .dev_close = dev_close, | |
839 | .dev_acquisition_start = dev_acquisition_start, | |
840 | .dev_acquisition_stop = dev_acquisition_stop, | |
310e9e9b | 841 | .priv = NULL, |
a1bb33af | 842 | }; |