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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 | |
fed16f06 | 26 | #define PACKET_SIZE 2048 /* ?? */ |
a1bb33af | 27 | |
0ab0cb94 TY |
28 | //#define ZP_EXPERIMENTAL |
29 | ||
e495a676 UH |
30 | struct zp_model { |
31 | uint16_t vid; | |
32 | uint16_t pid; | |
428edbe1 | 33 | char *model_name; |
a1bb33af | 34 | unsigned int channels; |
fed16f06 | 35 | unsigned int sample_depth; /* In Ksamples/channel */ |
a1bb33af | 36 | unsigned int max_sampling_freq; |
e495a676 | 37 | }; |
a1bb33af | 38 | |
fed16f06 UH |
39 | /* |
40 | * Note -- 16032, 16064 and 16128 *usually* -- but not always -- have the | |
41 | * same 128K sample depth. | |
42 | */ | |
e495a676 | 43 | static const struct zp_model zeroplus_models[] = { |
9e5670d0 | 44 | {0x0c12, 0x7002, "LAP-16128U", 16, 128, 200}, |
428edbe1 | 45 | {0x0c12, 0x7009, "LAP-C(16064)", 16, 64, 100}, |
e495a676 | 46 | {0x0c12, 0x700a, "LAP-C(16128)", 16, 128, 200}, |
5db0c668 RD |
47 | {0x0c12, 0x700b, "LAP-C(32128)", 32, 128, 200}, |
48 | {0x0c12, 0x700c, "LAP-C(321000)", 32, 1024, 200}, | |
49 | {0x0c12, 0x700d, "LAP-C(322000)", 32, 2048, 200}, | |
e495a676 | 50 | {0x0c12, 0x700e, "LAP-C(16032)", 16, 32, 100}, |
428edbe1 BV |
51 | {0x0c12, 0x7016, "LAP-C(162000)", 16, 2048, 200}, |
52 | { 0, 0, 0, 0, 0, 0 } | |
a1bb33af UH |
53 | }; |
54 | ||
8386096f | 55 | static const int32_t hwcaps[] = { |
1953564a BV |
56 | SR_CONF_LOGIC_ANALYZER, |
57 | SR_CONF_SAMPLERATE, | |
28731bab | 58 | SR_CONF_TRIGGER_MATCH, |
1953564a | 59 | SR_CONF_CAPTURE_RATIO, |
7142d6b9 | 60 | SR_CONF_VOLTAGE_THRESHOLD, |
1953564a | 61 | SR_CONF_LIMIT_SAMPLES, |
a1bb33af UH |
62 | }; |
63 | ||
28731bab BV |
64 | static const int32_t trigger_matches[] = { |
65 | SR_TRIGGER_ZERO, | |
66 | SR_TRIGGER_ONE, | |
67 | }; | |
68 | ||
d261dbbf | 69 | /* |
ba7dd8bb | 70 | * ZEROPLUS LAP-C (16032) numbers the 16 channels A0-A7 and B0-B7. |
d261dbbf UH |
71 | * We currently ignore other untested/unsupported devices here. |
72 | */ | |
ba7dd8bb | 73 | static const char *channel_names[] = { |
78693401 UH |
74 | "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7", |
75 | "B0", "B1", "B2", "B3", "B4", "B5", "B6", "B7", | |
5db0c668 RD |
76 | "C0", "C1", "C2", "C3", "C4", "C5", "C6", "C7", |
77 | "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7", | |
464d12c7 KS |
78 | NULL, |
79 | }; | |
80 | ||
32756547 | 81 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info; |
a873c594 | 82 | static struct sr_dev_driver *di = &zeroplus_logic_cube_driver_info; |
a1bb33af | 83 | |
fed16f06 UH |
84 | /* |
85 | * The hardware supports more samplerates than these, but these are the | |
86 | * options hardcoded into the vendor's Windows GUI. | |
87 | */ | |
a1bb33af | 88 | |
8386096f | 89 | static const uint64_t samplerates_100[] = { |
17548571 UH |
90 | SR_HZ(100), |
91 | SR_HZ(500), | |
92 | SR_KHZ(1), | |
93 | SR_KHZ(5), | |
94 | SR_KHZ(25), | |
95 | SR_KHZ(50), | |
96 | SR_KHZ(100), | |
97 | SR_KHZ(200), | |
98 | SR_KHZ(400), | |
99 | SR_KHZ(800), | |
100 | SR_MHZ(1), | |
101 | SR_MHZ(10), | |
102 | SR_MHZ(25), | |
103 | SR_MHZ(50), | |
104 | SR_MHZ(80), | |
105 | SR_MHZ(100), | |
17548571 UH |
106 | }; |
107 | ||
8386096f | 108 | const uint64_t samplerates_200[] = { |
c9140419 UH |
109 | SR_HZ(100), |
110 | SR_HZ(500), | |
59df0c77 UH |
111 | SR_KHZ(1), |
112 | SR_KHZ(5), | |
113 | SR_KHZ(25), | |
114 | SR_KHZ(50), | |
115 | SR_KHZ(100), | |
116 | SR_KHZ(200), | |
117 | SR_KHZ(400), | |
118 | SR_KHZ(800), | |
119 | SR_MHZ(1), | |
120 | SR_MHZ(10), | |
121 | SR_MHZ(25), | |
122 | SR_MHZ(50), | |
123 | SR_MHZ(80), | |
124 | SR_MHZ(100), | |
125 | SR_MHZ(150), | |
126 | SR_MHZ(200), | |
bf43ea23 | 127 | }; |
a1bb33af | 128 | |
6078d2c9 | 129 | static int dev_close(struct sr_dev_inst *sdi); |
a1bb33af | 130 | |
3316e149 BV |
131 | SR_PRIV int zp_set_samplerate(struct dev_context *devc, uint64_t samplerate) |
132 | { | |
133 | int i; | |
134 | ||
135 | for (i = 0; ARRAY_SIZE(samplerates_200); i++) | |
136 | if (samplerate == samplerates_200[i]) | |
137 | break; | |
138 | ||
139 | if (i == ARRAY_SIZE(samplerates_200) || samplerate > devc->max_samplerate) { | |
140 | sr_err("Unsupported samplerate: %" PRIu64 "Hz.", samplerate); | |
141 | return SR_ERR_ARG; | |
142 | } | |
143 | ||
144 | sr_info("Setting samplerate to %" PRIu64 "Hz.", samplerate); | |
145 | ||
146 | if (samplerate >= SR_MHZ(1)) | |
147 | analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ); | |
148 | else if (samplerate >= SR_KHZ(1)) | |
149 | analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ); | |
150 | else | |
151 | analyzer_set_freq(samplerate, FREQ_SCALE_HZ); | |
152 | ||
153 | devc->cur_samplerate = samplerate; | |
154 | ||
155 | return SR_OK; | |
156 | } | |
157 | ||
6078d2c9 | 158 | static int init(struct sr_context *sr_ctx) |
61136ea6 | 159 | { |
f6beaac5 | 160 | return std_init(sr_ctx, di, LOG_PREFIX); |
61136ea6 BV |
161 | } |
162 | ||
6078d2c9 | 163 | static GSList *scan(GSList *options) |
a1bb33af | 164 | { |
d68e2d1a | 165 | struct sr_dev_inst *sdi; |
ba7dd8bb | 166 | struct sr_channel *ch; |
310e9e9b BV |
167 | struct drv_context *drvc; |
168 | struct dev_context *devc; | |
e495a676 | 169 | const struct zp_model *prof; |
a1bb33af UH |
170 | struct libusb_device_descriptor des; |
171 | libusb_device **devlist; | |
428edbe1 BV |
172 | GSList *devices; |
173 | int ret, devcnt, i, j; | |
a1bb33af | 174 | |
4ca38984 | 175 | (void)options; |
64d33dc2 | 176 | |
a873c594 | 177 | drvc = di->priv; |
4b97c74e | 178 | |
4ca38984 BV |
179 | devices = NULL; |
180 | ||
8fdecced | 181 | /* Find all ZEROPLUS analyzers and add them to device list. */ |
a1bb33af | 182 | devcnt = 0; |
d4abb463 | 183 | libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); /* TODO: Errors. */ |
fed16f06 UH |
184 | |
185 | for (i = 0; devlist[i]; i++) { | |
ebc34738 UH |
186 | ret = libusb_get_device_descriptor(devlist[i], &des); |
187 | if (ret != 0) { | |
6d116114 | 188 | sr_err("Failed to get device descriptor: %s.", |
d4928d71 | 189 | libusb_error_name(ret)); |
a1bb33af UH |
190 | continue; |
191 | } | |
192 | ||
428edbe1 BV |
193 | prof = NULL; |
194 | for (j = 0; j < zeroplus_models[j].vid; j++) { | |
195 | if (des.idVendor == zeroplus_models[j].vid && | |
196 | des.idProduct == zeroplus_models[j].pid) { | |
197 | prof = &zeroplus_models[j]; | |
bf43ea23 | 198 | } |
a1bb33af | 199 | } |
e495a676 | 200 | /* Skip if the device was not found. */ |
428edbe1 BV |
201 | if (!prof) |
202 | continue; | |
e495a676 | 203 | sr_info("Found ZEROPLUS %s.", prof->model_name); |
428edbe1 BV |
204 | |
205 | /* Register the device with libsigrok. */ | |
206 | if (!(sdi = sr_dev_inst_new(devcnt, SR_ST_INACTIVE, | |
207 | VENDOR_NAME, prof->model_name, NULL))) { | |
6d116114 | 208 | sr_err("%s: sr_dev_inst_new failed", __func__); |
428edbe1 BV |
209 | return NULL; |
210 | } | |
a873c594 | 211 | sdi->driver = di; |
428edbe1 BV |
212 | |
213 | /* Allocate memory for our private driver context. */ | |
310e9e9b | 214 | if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) { |
6d116114 | 215 | sr_err("Device context malloc failed."); |
886a52b6 | 216 | return NULL; |
428edbe1 | 217 | } |
e495a676 | 218 | |
310e9e9b | 219 | sdi->priv = devc; |
17548571 | 220 | devc->prof = prof; |
310e9e9b | 221 | devc->num_channels = prof->channels; |
0ab0cb94 | 222 | #ifdef ZP_EXPERIMENTAL |
e93fb98b | 223 | devc->max_sample_depth = 128 * 1024; |
0ab0cb94 TY |
224 | devc->max_samplerate = 200; |
225 | #else | |
e93fb98b | 226 | devc->max_sample_depth = prof->sample_depth * 1024; |
0ab0cb94 TY |
227 | devc->max_samplerate = prof->max_sampling_freq; |
228 | #endif | |
229 | devc->max_samplerate *= SR_MHZ(1); | |
230 | devc->memory_size = MEMORY_SIZE_8K; | |
310e9e9b | 231 | // memset(devc->trigger_buffer, 0, NUM_TRIGGER_STAGES); |
428edbe1 | 232 | |
ba7dd8bb | 233 | /* Fill in channellist according to this device's profile. */ |
310e9e9b | 234 | for (j = 0; j < devc->num_channels; j++) { |
3f239f08 | 235 | if (!(ch = sr_channel_new(j, SR_CHANNEL_LOGIC, TRUE, |
ba7dd8bb | 236 | channel_names[j]))) |
428edbe1 | 237 | return NULL; |
ba7dd8bb | 238 | sdi->channels = g_slist_append(sdi->channels, ch); |
428edbe1 BV |
239 | } |
240 | ||
241 | devices = g_slist_append(devices, sdi); | |
310e9e9b | 242 | drvc->instances = g_slist_append(drvc->instances, sdi); |
8111446a | 243 | sdi->inst_type = SR_INST_USB; |
609bfd75 | 244 | sdi->conn = sr_usb_dev_inst_new( |
428edbe1 BV |
245 | libusb_get_bus_number(devlist[i]), |
246 | libusb_get_device_address(devlist[i]), NULL); | |
247 | devcnt++; | |
248 | ||
a1bb33af UH |
249 | } |
250 | libusb_free_device_list(devlist, 1); | |
251 | ||
4ca38984 | 252 | return devices; |
a1bb33af UH |
253 | } |
254 | ||
6078d2c9 | 255 | static GSList *dev_list(void) |
811deee4 | 256 | { |
0e94d524 | 257 | return ((struct drv_context *)(di->priv))->instances; |
811deee4 BV |
258 | } |
259 | ||
6078d2c9 | 260 | static int dev_open(struct sr_dev_inst *sdi) |
a1bb33af | 261 | { |
310e9e9b | 262 | struct dev_context *devc; |
e495a676 | 263 | struct drv_context *drvc; |
609bfd75 | 264 | struct sr_usb_dev_inst *usb; |
428edbe1 BV |
265 | libusb_device **devlist, *dev; |
266 | struct libusb_device_descriptor des; | |
267 | int device_count, ret, i; | |
a1bb33af | 268 | |
e495a676 | 269 | drvc = di->priv; |
609bfd75 | 270 | usb = sdi->conn; |
e495a676 | 271 | |
310e9e9b | 272 | if (!(devc = sdi->priv)) { |
6d116114 | 273 | sr_err("%s: sdi->priv was NULL", __func__); |
bf43ea23 UH |
274 | return SR_ERR_ARG; |
275 | } | |
276 | ||
d4abb463 PS |
277 | device_count = libusb_get_device_list(drvc->sr_ctx->libusb_ctx, |
278 | &devlist); | |
428edbe1 | 279 | if (device_count < 0) { |
6d116114 | 280 | sr_err("Failed to retrieve device list."); |
428edbe1 BV |
281 | return SR_ERR; |
282 | } | |
283 | ||
284 | dev = NULL; | |
285 | for (i = 0; i < device_count; i++) { | |
286 | if ((ret = libusb_get_device_descriptor(devlist[i], &des))) { | |
6d116114 | 287 | sr_err("Failed to get device descriptor: %s.", |
d4928d71 | 288 | libusb_error_name(ret)); |
428edbe1 BV |
289 | continue; |
290 | } | |
609bfd75 BV |
291 | if (libusb_get_bus_number(devlist[i]) == usb->bus |
292 | && libusb_get_device_address(devlist[i]) == usb->address) { | |
428edbe1 BV |
293 | dev = devlist[i]; |
294 | break; | |
295 | } | |
296 | } | |
297 | if (!dev) { | |
6d116114 | 298 | sr_err("Device on bus %d address %d disappeared!", |
609bfd75 | 299 | usb->bus, usb->address); |
428edbe1 BV |
300 | return SR_ERR; |
301 | } | |
302 | ||
609bfd75 | 303 | if (!(ret = libusb_open(dev, &(usb->devhdl)))) { |
428edbe1 | 304 | sdi->status = SR_ST_ACTIVE; |
6d116114 | 305 | sr_info("Opened device %d on %d.%d interface %d.", |
609bfd75 | 306 | sdi->index, usb->bus, usb->address, USB_INTERFACE); |
428edbe1 | 307 | } else { |
6d116114 | 308 | sr_err("Failed to open device: %s.", libusb_error_name(ret)); |
428edbe1 BV |
309 | return SR_ERR; |
310 | } | |
311 | ||
609bfd75 | 312 | ret = libusb_set_configuration(usb->devhdl, USB_CONFIGURATION); |
ebc34738 | 313 | if (ret < 0) { |
6d116114 | 314 | sr_err("Unable to set USB configuration %d: %s.", |
d4928d71 | 315 | USB_CONFIGURATION, libusb_error_name(ret)); |
185ae2c5 UH |
316 | return SR_ERR; |
317 | } | |
318 | ||
609bfd75 | 319 | ret = libusb_claim_interface(usb->devhdl, USB_INTERFACE); |
ebc34738 | 320 | if (ret != 0) { |
6d116114 | 321 | sr_err("Unable to claim interface: %s.", |
d4928d71 | 322 | libusb_error_name(ret)); |
e46b8fb1 | 323 | return SR_ERR; |
a1bb33af | 324 | } |
185ae2c5 | 325 | |
e495a676 | 326 | /* Set default configuration after power on. */ |
609bfd75 BV |
327 | if (analyzer_read_status(usb->devhdl) == 0) |
328 | analyzer_configure(usb->devhdl); | |
0ab0cb94 | 329 | |
609bfd75 BV |
330 | analyzer_reset(usb->devhdl); |
331 | analyzer_initialize(usb->devhdl); | |
a1bb33af | 332 | |
0ab0cb94 | 333 | //analyzer_set_memory_size(MEMORY_SIZE_512K); |
fed16f06 | 334 | // analyzer_set_freq(g_freq, g_freq_scale); |
a1bb33af | 335 | analyzer_set_trigger_count(1); |
408e7199 UH |
336 | // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) |
337 | // * get_memory_size(g_memory_size)) / 100) >> 2); | |
a1bb33af | 338 | |
fed16f06 UH |
339 | #if 0 |
340 | if (g_double_mode == 1) | |
a1bb33af UH |
341 | analyzer_set_compression(COMPRESSION_DOUBLE); |
342 | else if (g_compression == 1) | |
343 | analyzer_set_compression(COMPRESSION_ENABLE); | |
fed16f06 UH |
344 | else |
345 | #endif | |
346 | analyzer_set_compression(COMPRESSION_NONE); | |
a1bb33af | 347 | |
310e9e9b | 348 | if (devc->cur_samplerate == 0) { |
0ab0cb94 TY |
349 | /* Samplerate hasn't been set. Default to 1MHz. */ |
350 | analyzer_set_freq(1, FREQ_SCALE_MHZ); | |
351 | devc->cur_samplerate = SR_MHZ(1); | |
a1bb33af UH |
352 | } |
353 | ||
7142d6b9 RD |
354 | if (devc->cur_threshold == 0) |
355 | set_voltage_threshold(devc, 1.5); | |
356 | ||
e46b8fb1 | 357 | return SR_OK; |
a1bb33af UH |
358 | } |
359 | ||
6078d2c9 | 360 | static int dev_close(struct sr_dev_inst *sdi) |
a1bb33af | 361 | { |
609bfd75 | 362 | struct sr_usb_dev_inst *usb; |
a1bb33af | 363 | |
609bfd75 | 364 | usb = sdi->conn; |
697785d1 | 365 | |
609bfd75 | 366 | if (!usb->devhdl) |
25a0f108 BV |
367 | return SR_ERR; |
368 | ||
6d116114 | 369 | sr_info("Closing device %d on %d.%d interface %d.", sdi->index, |
609bfd75 BV |
370 | usb->bus, usb->address, USB_INTERFACE); |
371 | libusb_release_interface(usb->devhdl, USB_INTERFACE); | |
372 | libusb_reset_device(usb->devhdl); | |
373 | libusb_close(usb->devhdl); | |
374 | usb->devhdl = NULL; | |
25a0f108 | 375 | sdi->status = SR_ST_INACTIVE; |
697785d1 UH |
376 | |
377 | return SR_OK; | |
a1bb33af UH |
378 | } |
379 | ||
6078d2c9 | 380 | static int cleanup(void) |
a1bb33af | 381 | { |
a6630742 | 382 | return std_dev_clear(di, NULL); |
a1bb33af UH |
383 | } |
384 | ||
8f996b89 | 385 | static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 386 | const struct sr_channel_group *cg) |
a1bb33af | 387 | { |
310e9e9b | 388 | struct dev_context *devc; |
a1bb33af | 389 | |
53b4680f | 390 | (void)cg; |
8f996b89 | 391 | |
035a1078 | 392 | switch (id) { |
123e1313 | 393 | case SR_CONF_SAMPLERATE: |
626409ab | 394 | if (sdi) { |
310e9e9b | 395 | devc = sdi->priv; |
8386096f | 396 | *data = g_variant_new_uint64(devc->cur_samplerate); |
6d116114 UH |
397 | sr_spew("Returning samplerate: %" PRIu64 "Hz.", |
398 | devc->cur_samplerate); | |
626409ab | 399 | } else |
67055d4c | 400 | return SR_ERR_ARG; |
bf43ea23 | 401 | break; |
05f853b5 RD |
402 | case SR_CONF_CAPTURE_RATIO: |
403 | if (sdi) { | |
404 | devc = sdi->priv; | |
405 | *data = g_variant_new_uint64(devc->capture_ratio); | |
406 | } else | |
67055d4c | 407 | return SR_ERR_ARG; |
05f853b5 | 408 | break; |
7142d6b9 RD |
409 | case SR_CONF_VOLTAGE_THRESHOLD: |
410 | if (sdi) { | |
411 | GVariant *range[2]; | |
412 | devc = sdi->priv; | |
413 | range[0] = g_variant_new_double(devc->cur_threshold); | |
414 | range[1] = g_variant_new_double(devc->cur_threshold); | |
415 | *data = g_variant_new_tuple(range, 2); | |
67055d4c BV |
416 | } else |
417 | return SR_ERR_ARG; | |
418 | break; | |
bf43ea23 | 419 | default: |
bd6fbf62 | 420 | return SR_ERR_NA; |
a1bb33af UH |
421 | } |
422 | ||
626409ab | 423 | return SR_OK; |
a1bb33af UH |
424 | } |
425 | ||
8f996b89 | 426 | static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 427 | const struct sr_channel_group *cg) |
a1bb33af | 428 | { |
310e9e9b | 429 | struct dev_context *devc; |
7142d6b9 | 430 | gdouble low, high; |
a1bb33af | 431 | |
53b4680f | 432 | (void)cg; |
8f996b89 | 433 | |
e73ffd42 BV |
434 | if (sdi->status != SR_ST_ACTIVE) |
435 | return SR_ERR_DEV_CLOSED; | |
0ab0cb94 | 436 | |
310e9e9b | 437 | if (!(devc = sdi->priv)) { |
6d116114 | 438 | sr_err("%s: sdi->priv was NULL", __func__); |
bf43ea23 UH |
439 | return SR_ERR_ARG; |
440 | } | |
a1bb33af | 441 | |
035a1078 | 442 | switch (id) { |
1953564a | 443 | case SR_CONF_SAMPLERATE: |
8386096f | 444 | return zp_set_samplerate(devc, g_variant_get_uint64(data)); |
1953564a | 445 | case SR_CONF_LIMIT_SAMPLES: |
8386096f | 446 | return set_limit_samples(devc, g_variant_get_uint64(data)); |
1953564a | 447 | case SR_CONF_CAPTURE_RATIO: |
8386096f | 448 | return set_capture_ratio(devc, g_variant_get_uint64(data)); |
7142d6b9 RD |
449 | case SR_CONF_VOLTAGE_THRESHOLD: |
450 | g_variant_get(data, "(dd)", &low, &high); | |
451 | return set_voltage_threshold(devc, (low + high) / 2.0); | |
fed16f06 | 452 | default: |
bd6fbf62 | 453 | return SR_ERR_NA; |
a1bb33af | 454 | } |
e495a676 UH |
455 | |
456 | return SR_OK; | |
a1bb33af UH |
457 | } |
458 | ||
8f996b89 | 459 | static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 460 | const struct sr_channel_group *cg) |
a1c743fc | 461 | { |
17548571 | 462 | struct dev_context *devc; |
f0de2dd0 | 463 | GVariant *gvar, *grange[2]; |
8386096f | 464 | GVariantBuilder gvb; |
7142d6b9 RD |
465 | double v; |
466 | GVariant *range[2]; | |
a1c743fc | 467 | |
53b4680f | 468 | (void)cg; |
8f996b89 | 469 | |
a1c743fc | 470 | switch (key) { |
9a6517d1 | 471 | case SR_CONF_DEVICE_OPTIONS: |
8386096f BV |
472 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, |
473 | hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t)); | |
9a6517d1 | 474 | break; |
a1c743fc | 475 | case SR_CONF_SAMPLERATE: |
17548571 | 476 | devc = sdi->priv; |
8386096f | 477 | g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}")); |
17548571 | 478 | if (devc->prof->max_sampling_freq == 100) { |
8386096f BV |
479 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), |
480 | samplerates_100, ARRAY_SIZE(samplerates_100), | |
481 | sizeof(uint64_t)); | |
17548571 | 482 | } else if (devc->prof->max_sampling_freq == 200) { |
8386096f BV |
483 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), |
484 | samplerates_200, ARRAY_SIZE(samplerates_200), | |
485 | sizeof(uint64_t)); | |
17548571 UH |
486 | } else { |
487 | sr_err("Internal error: Unknown max. samplerate: %d.", | |
488 | devc->prof->max_sampling_freq); | |
489 | return SR_ERR_ARG; | |
490 | } | |
8386096f BV |
491 | g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar); |
492 | *data = g_variant_builder_end(&gvb); | |
a1c743fc | 493 | break; |
28731bab BV |
494 | case SR_CONF_TRIGGER_MATCH: |
495 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
496 | trigger_matches, ARRAY_SIZE(trigger_matches), | |
497 | sizeof(int32_t)); | |
c50277a6 | 498 | break; |
7142d6b9 RD |
499 | case SR_CONF_VOLTAGE_THRESHOLD: |
500 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
501 | for (v = -6.0; v <= 6.0; v += 0.1) { | |
502 | range[0] = g_variant_new_double(v); | |
503 | range[1] = g_variant_new_double(v); | |
504 | gvar = g_variant_new_tuple(range, 2); | |
505 | g_variant_builder_add_value(&gvb, gvar); | |
506 | } | |
507 | *data = g_variant_builder_end(&gvb); | |
508 | break; | |
f0de2dd0 BV |
509 | case SR_CONF_LIMIT_SAMPLES: |
510 | if (!sdi) | |
511 | return SR_ERR_ARG; | |
512 | devc = sdi->priv; | |
513 | grange[0] = g_variant_new_uint64(0); | |
514 | grange[1] = g_variant_new_uint64(devc->max_sample_depth); | |
515 | *data = g_variant_new_tuple(grange, 2); | |
516 | break; | |
a1c743fc | 517 | default: |
bd6fbf62 | 518 | return SR_ERR_NA; |
a1c743fc BV |
519 | } |
520 | ||
521 | return SR_OK; | |
522 | } | |
523 | ||
6078d2c9 | 524 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, |
3ffb6964 | 525 | void *cb_data) |
a1bb33af | 526 | { |
609bfd75 BV |
527 | struct dev_context *devc; |
528 | struct sr_usb_dev_inst *usb; | |
b9c735a2 | 529 | struct sr_datafeed_packet packet; |
9c939c51 | 530 | struct sr_datafeed_logic logic; |
42ceb777 | 531 | unsigned int samples_read; |
a1bb33af | 532 | int res; |
e495a676 | 533 | unsigned int packet_num, n; |
a1bb33af | 534 | unsigned char *buf; |
42ceb777 RD |
535 | unsigned int status; |
536 | unsigned int stop_address; | |
537 | unsigned int now_address; | |
538 | unsigned int trigger_address; | |
539 | unsigned int trigger_offset; | |
540 | unsigned int triggerbar; | |
541 | unsigned int ramsize_trigger; | |
542 | unsigned int memory_size; | |
543 | unsigned int valid_samples; | |
544 | unsigned int discard; | |
545 | int trigger_now; | |
a1bb33af | 546 | |
e73ffd42 BV |
547 | if (sdi->status != SR_ST_ACTIVE) |
548 | return SR_ERR_DEV_CLOSED; | |
549 | ||
310e9e9b | 550 | if (!(devc = sdi->priv)) { |
6d116114 | 551 | sr_err("%s: sdi->priv was NULL", __func__); |
bf43ea23 UH |
552 | return SR_ERR_ARG; |
553 | } | |
a1bb33af | 554 | |
28731bab BV |
555 | if (analyzer_add_triggers(sdi) != SR_OK) { |
556 | sr_err("Failed to configure triggers."); | |
014359e3 BV |
557 | return SR_ERR; |
558 | } | |
559 | ||
609bfd75 BV |
560 | usb = sdi->conn; |
561 | ||
0ab0cb94 TY |
562 | set_triggerbar(devc); |
563 | ||
e495a676 | 564 | /* Push configured settings to device. */ |
609bfd75 | 565 | analyzer_configure(usb->devhdl); |
a143e4e5 | 566 | |
609bfd75 | 567 | analyzer_start(usb->devhdl); |
6d116114 | 568 | sr_info("Waiting for data."); |
609bfd75 | 569 | analyzer_wait_data(usb->devhdl); |
a1bb33af | 570 | |
42ceb777 RD |
571 | status = analyzer_read_status(usb->devhdl); |
572 | stop_address = analyzer_get_stop_address(usb->devhdl); | |
573 | now_address = analyzer_get_now_address(usb->devhdl); | |
574 | trigger_address = analyzer_get_trigger_address(usb->devhdl); | |
575 | ||
576 | triggerbar = analyzer_get_triggerbar_address(); | |
577 | ramsize_trigger = analyzer_get_ramsize_trigger_address(); | |
578 | ||
579 | n = get_memory_size(devc->memory_size); | |
580 | memory_size = n / 4; | |
581 | ||
582 | sr_info("Status = 0x%x.", status); | |
583 | sr_info("Stop address = 0x%x.", stop_address); | |
584 | sr_info("Now address = 0x%x.", now_address); | |
585 | sr_info("Trigger address = 0x%x.", trigger_address); | |
586 | sr_info("Triggerbar address = 0x%x.", triggerbar); | |
587 | sr_info("Ramsize trigger = 0x%x.", ramsize_trigger); | |
588 | sr_info("Memory size = 0x%x.", memory_size); | |
a1bb33af | 589 | |
4afdfd46 | 590 | /* Send header packet to the session bus. */ |
29a27196 | 591 | std_session_send_df_header(cb_data, LOG_PREFIX); |
f366e86c | 592 | |
42ceb777 RD |
593 | /* Check for empty capture */ |
594 | if ((status & STATUS_READY) && !stop_address) { | |
595 | packet.type = SR_DF_END; | |
596 | sr_session_send(cb_data, &packet); | |
597 | return SR_OK; | |
598 | } | |
599 | ||
b53738ba | 600 | if (!(buf = g_try_malloc(PACKET_SIZE))) { |
6d116114 | 601 | sr_err("Packet buffer malloc failed."); |
b53738ba UH |
602 | return SR_ERR_MALLOC; |
603 | } | |
604 | ||
42ceb777 RD |
605 | /* Check if the trigger is in the samples we are throwing away */ |
606 | trigger_now = now_address == trigger_address || | |
607 | ((now_address + 1) % memory_size) == trigger_address; | |
608 | ||
609 | /* | |
610 | * STATUS_READY doesn't clear until now_address advances past | |
611 | * addr 0, but for our logic, clear it in that case | |
612 | */ | |
613 | if (!now_address) | |
614 | status &= ~STATUS_READY; | |
615 | ||
609bfd75 | 616 | analyzer_read_start(usb->devhdl); |
42ceb777 RD |
617 | |
618 | /* Calculate how much data to discard */ | |
619 | discard = 0; | |
620 | if (status & STATUS_READY) { | |
621 | /* | |
622 | * We haven't wrapped around, we need to throw away data from | |
623 | * our current position to the end of the buffer. | |
624 | * Additionally, the first two samples captured are always | |
625 | * bogus. | |
626 | */ | |
627 | discard += memory_size - now_address + 2; | |
628 | now_address = 2; | |
629 | } | |
630 | ||
631 | /* If we have more samples than we need, discard them */ | |
632 | valid_samples = (stop_address - now_address) % memory_size; | |
633 | if (valid_samples > ramsize_trigger + triggerbar) { | |
634 | discard += valid_samples - (ramsize_trigger + triggerbar); | |
635 | now_address += valid_samples - (ramsize_trigger + triggerbar); | |
636 | } | |
637 | ||
638 | sr_info("Need to discard %d samples.", discard); | |
639 | ||
640 | /* Calculate how far in the trigger is */ | |
641 | if (trigger_now) | |
642 | trigger_offset = 0; | |
643 | else | |
644 | trigger_offset = (trigger_address - now_address) % memory_size; | |
645 | ||
646 | /* Recalculate the number of samples available */ | |
647 | valid_samples = (stop_address - now_address) % memory_size; | |
648 | ||
fed16f06 | 649 | /* Send the incoming transfer to the session bus. */ |
42ceb777 | 650 | samples_read = 0; |
0ab0cb94 | 651 | for (packet_num = 0; packet_num < n / PACKET_SIZE; packet_num++) { |
42ceb777 RD |
652 | unsigned int len; |
653 | unsigned int buf_offset; | |
654 | ||
609bfd75 | 655 | res = analyzer_read_data(usb->devhdl, buf, PACKET_SIZE); |
6d116114 | 656 | sr_info("Tried to read %d bytes, actually read %d bytes.", |
b08024a8 | 657 | PACKET_SIZE, res); |
a1bb33af | 658 | |
42ceb777 RD |
659 | if (discard >= PACKET_SIZE / 4) { |
660 | discard -= PACKET_SIZE / 4; | |
661 | continue; | |
662 | } | |
663 | ||
664 | len = PACKET_SIZE - discard * 4; | |
665 | buf_offset = discard * 4; | |
666 | discard = 0; | |
667 | ||
668 | /* Check if we've read all the samples */ | |
669 | if (samples_read + len / 4 >= valid_samples) | |
670 | len = (valid_samples - samples_read) * 4; | |
671 | if (!len) | |
672 | break; | |
673 | ||
674 | if (samples_read < trigger_offset && | |
675 | samples_read + len / 4 > trigger_offset) { | |
676 | /* Send out samples remaining before trigger */ | |
677 | packet.type = SR_DF_LOGIC; | |
678 | packet.payload = &logic; | |
679 | logic.length = (trigger_offset - samples_read) * 4; | |
680 | logic.unitsize = 4; | |
681 | logic.data = buf + buf_offset; | |
682 | sr_session_send(cb_data, &packet); | |
683 | len -= logic.length; | |
684 | samples_read += logic.length / 4; | |
685 | buf_offset += logic.length; | |
686 | } | |
687 | ||
688 | if (samples_read == trigger_offset) { | |
689 | /* Send out trigger */ | |
690 | packet.type = SR_DF_TRIGGER; | |
691 | packet.payload = NULL; | |
692 | sr_session_send(cb_data, &packet); | |
693 | } | |
694 | ||
695 | /* Send out data (or data after trigger) */ | |
5a2326a7 | 696 | packet.type = SR_DF_LOGIC; |
9c939c51 | 697 | packet.payload = &logic; |
42ceb777 | 698 | logic.length = len; |
9c939c51 | 699 | logic.unitsize = 4; |
42ceb777 | 700 | logic.data = buf + buf_offset; |
3cd3a20b | 701 | sr_session_send(cb_data, &packet); |
42ceb777 | 702 | samples_read += len / 4; |
a1bb33af | 703 | } |
609bfd75 | 704 | analyzer_read_stop(usb->devhdl); |
a1bb33af UH |
705 | g_free(buf); |
706 | ||
5a2326a7 | 707 | packet.type = SR_DF_END; |
3cd3a20b | 708 | sr_session_send(cb_data, &packet); |
a1bb33af | 709 | |
e46b8fb1 | 710 | return SR_OK; |
a1bb33af UH |
711 | } |
712 | ||
3cd3a20b | 713 | /* TODO: This stops acquisition on ALL devices, ignoring dev_index. */ |
6078d2c9 | 714 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
a1bb33af | 715 | { |
310e9e9b | 716 | struct dev_context *devc; |
609bfd75 BV |
717 | struct sr_usb_dev_inst *usb; |
718 | struct sr_datafeed_packet packet; | |
a1bb33af | 719 | |
5a2326a7 | 720 | packet.type = SR_DF_END; |
3cd3a20b | 721 | sr_session_send(cb_data, &packet); |
a1bb33af | 722 | |
310e9e9b | 723 | if (!(devc = sdi->priv)) { |
6d116114 | 724 | sr_err("%s: sdi->priv was NULL", __func__); |
3010f21c | 725 | return SR_ERR_BUG; |
69890f73 | 726 | } |
a1bb33af | 727 | |
609bfd75 BV |
728 | usb = sdi->conn; |
729 | analyzer_reset(usb->devhdl); | |
fed16f06 | 730 | /* TODO: Need to cancel and free any queued up transfers. */ |
3010f21c UH |
731 | |
732 | return SR_OK; | |
a1bb33af UH |
733 | } |
734 | ||
c09f0b57 | 735 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info = { |
e519ba86 | 736 | .name = "zeroplus-logic-cube", |
8fdecced | 737 | .longname = "ZEROPLUS Logic Cube LAP-C series", |
e519ba86 | 738 | .api_version = 1, |
6078d2c9 UH |
739 | .init = init, |
740 | .cleanup = cleanup, | |
741 | .scan = scan, | |
742 | .dev_list = dev_list, | |
a6630742 | 743 | .dev_clear = NULL, |
035a1078 BV |
744 | .config_get = config_get, |
745 | .config_set = config_set, | |
a1c743fc | 746 | .config_list = config_list, |
6078d2c9 UH |
747 | .dev_open = dev_open, |
748 | .dev_close = dev_close, | |
749 | .dev_acquisition_start = dev_acquisition_start, | |
750 | .dev_acquisition_stop = dev_acquisition_stop, | |
310e9e9b | 751 | .priv = NULL, |
a1bb33af | 752 | }; |