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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 | 51 | {0x0c12, 0x7016, "LAP-C(162000)", 16, 2048, 200}, |
e3594306 | 52 | {0x0c12, 0x7100, "AKIP-9101", 16, 256, 200}, |
428edbe1 | 53 | { 0, 0, 0, 0, 0, 0 } |
a1bb33af UH |
54 | }; |
55 | ||
f254bc4b | 56 | static const uint32_t devopts[] = { |
1953564a | 57 | SR_CONF_LOGIC_ANALYZER, |
5827f61b BV |
58 | SR_CONF_LIMIT_SAMPLES | SR_CONF_SET | SR_CONF_LIST, |
59 | SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
60 | SR_CONF_TRIGGER_MATCH | SR_CONF_LIST, | |
61 | SR_CONF_CAPTURE_RATIO | SR_CONF_GET | SR_CONF_SET, | |
62 | SR_CONF_VOLTAGE_THRESHOLD | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
a1bb33af UH |
63 | }; |
64 | ||
28731bab BV |
65 | static const int32_t trigger_matches[] = { |
66 | SR_TRIGGER_ZERO, | |
67 | SR_TRIGGER_ONE, | |
68 | }; | |
69 | ||
d261dbbf | 70 | /* |
ba7dd8bb | 71 | * ZEROPLUS LAP-C (16032) numbers the 16 channels A0-A7 and B0-B7. |
d261dbbf UH |
72 | * We currently ignore other untested/unsupported devices here. |
73 | */ | |
ba7dd8bb | 74 | static const char *channel_names[] = { |
78693401 UH |
75 | "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7", |
76 | "B0", "B1", "B2", "B3", "B4", "B5", "B6", "B7", | |
5db0c668 RD |
77 | "C0", "C1", "C2", "C3", "C4", "C5", "C6", "C7", |
78 | "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7", | |
464d12c7 KS |
79 | NULL, |
80 | }; | |
81 | ||
32756547 | 82 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info; |
a873c594 | 83 | static struct sr_dev_driver *di = &zeroplus_logic_cube_driver_info; |
a1bb33af | 84 | |
fed16f06 UH |
85 | /* |
86 | * The hardware supports more samplerates than these, but these are the | |
87 | * options hardcoded into the vendor's Windows GUI. | |
88 | */ | |
a1bb33af | 89 | |
8386096f | 90 | static const uint64_t samplerates_100[] = { |
17548571 UH |
91 | SR_HZ(100), |
92 | SR_HZ(500), | |
93 | SR_KHZ(1), | |
94 | SR_KHZ(5), | |
95 | SR_KHZ(25), | |
96 | SR_KHZ(50), | |
97 | SR_KHZ(100), | |
98 | SR_KHZ(200), | |
99 | SR_KHZ(400), | |
100 | SR_KHZ(800), | |
101 | SR_MHZ(1), | |
102 | SR_MHZ(10), | |
103 | SR_MHZ(25), | |
104 | SR_MHZ(50), | |
105 | SR_MHZ(80), | |
106 | SR_MHZ(100), | |
17548571 UH |
107 | }; |
108 | ||
8386096f | 109 | const uint64_t samplerates_200[] = { |
c9140419 UH |
110 | SR_HZ(100), |
111 | SR_HZ(500), | |
59df0c77 UH |
112 | SR_KHZ(1), |
113 | SR_KHZ(5), | |
114 | SR_KHZ(25), | |
115 | SR_KHZ(50), | |
116 | SR_KHZ(100), | |
117 | SR_KHZ(200), | |
118 | SR_KHZ(400), | |
119 | SR_KHZ(800), | |
120 | SR_MHZ(1), | |
121 | SR_MHZ(10), | |
122 | SR_MHZ(25), | |
123 | SR_MHZ(50), | |
124 | SR_MHZ(80), | |
125 | SR_MHZ(100), | |
126 | SR_MHZ(150), | |
127 | SR_MHZ(200), | |
bf43ea23 | 128 | }; |
a1bb33af | 129 | |
6078d2c9 | 130 | static int dev_close(struct sr_dev_inst *sdi); |
a1bb33af | 131 | |
3316e149 BV |
132 | SR_PRIV int zp_set_samplerate(struct dev_context *devc, uint64_t samplerate) |
133 | { | |
134 | int i; | |
135 | ||
136 | for (i = 0; ARRAY_SIZE(samplerates_200); i++) | |
137 | if (samplerate == samplerates_200[i]) | |
138 | break; | |
139 | ||
140 | if (i == ARRAY_SIZE(samplerates_200) || samplerate > devc->max_samplerate) { | |
141 | sr_err("Unsupported samplerate: %" PRIu64 "Hz.", samplerate); | |
142 | return SR_ERR_ARG; | |
143 | } | |
144 | ||
145 | sr_info("Setting samplerate to %" PRIu64 "Hz.", samplerate); | |
146 | ||
147 | if (samplerate >= SR_MHZ(1)) | |
148 | analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ); | |
149 | else if (samplerate >= SR_KHZ(1)) | |
150 | analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ); | |
151 | else | |
152 | analyzer_set_freq(samplerate, FREQ_SCALE_HZ); | |
153 | ||
154 | devc->cur_samplerate = samplerate; | |
155 | ||
156 | return SR_OK; | |
157 | } | |
158 | ||
6078d2c9 | 159 | static int init(struct sr_context *sr_ctx) |
61136ea6 | 160 | { |
f6beaac5 | 161 | return std_init(sr_ctx, di, LOG_PREFIX); |
61136ea6 BV |
162 | } |
163 | ||
6078d2c9 | 164 | static GSList *scan(GSList *options) |
a1bb33af | 165 | { |
d68e2d1a | 166 | struct sr_dev_inst *sdi; |
310e9e9b BV |
167 | struct drv_context *drvc; |
168 | struct dev_context *devc; | |
e495a676 | 169 | const struct zp_model *prof; |
a1bb33af | 170 | struct libusb_device_descriptor des; |
ee4f9bb1 | 171 | struct libusb_device_handle *hdl; |
a1bb33af | 172 | libusb_device **devlist; |
428edbe1 | 173 | GSList *devices; |
ee4f9bb1 SA |
174 | int ret, i, j; |
175 | char serial_num[64], connection_id[64]; | |
a1bb33af | 176 | |
4ca38984 | 177 | (void)options; |
64d33dc2 | 178 | |
a873c594 | 179 | drvc = di->priv; |
4b97c74e | 180 | |
4ca38984 BV |
181 | devices = NULL; |
182 | ||
8fdecced | 183 | /* Find all ZEROPLUS analyzers and add them to device list. */ |
d4abb463 | 184 | libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); /* TODO: Errors. */ |
fed16f06 UH |
185 | |
186 | for (i = 0; devlist[i]; i++) { | |
ebc34738 UH |
187 | ret = libusb_get_device_descriptor(devlist[i], &des); |
188 | if (ret != 0) { | |
6d116114 | 189 | sr_err("Failed to get device descriptor: %s.", |
d4928d71 | 190 | libusb_error_name(ret)); |
a1bb33af UH |
191 | continue; |
192 | } | |
193 | ||
ee4f9bb1 SA |
194 | if ((ret = libusb_open(devlist[i], &hdl)) < 0) |
195 | continue; | |
196 | ||
197 | if (des.iSerialNumber == 0) { | |
198 | serial_num[0] = '\0'; | |
199 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
200 | des.iSerialNumber, (unsigned char *) serial_num, | |
201 | sizeof(serial_num))) < 0) { | |
202 | sr_warn("Failed to get serial number string descriptor: %s.", | |
203 | libusb_error_name(ret)); | |
204 | continue; | |
205 | } | |
206 | ||
207 | libusb_close(hdl); | |
208 | ||
209 | usb_get_port_path(devlist[i], connection_id, sizeof(connection_id)); | |
210 | ||
428edbe1 BV |
211 | prof = NULL; |
212 | for (j = 0; j < zeroplus_models[j].vid; j++) { | |
213 | if (des.idVendor == zeroplus_models[j].vid && | |
214 | des.idProduct == zeroplus_models[j].pid) { | |
215 | prof = &zeroplus_models[j]; | |
bf43ea23 | 216 | } |
a1bb33af | 217 | } |
e495a676 | 218 | /* Skip if the device was not found. */ |
428edbe1 BV |
219 | if (!prof) |
220 | continue; | |
e495a676 | 221 | sr_info("Found ZEROPLUS %s.", prof->model_name); |
428edbe1 BV |
222 | |
223 | /* Register the device with libsigrok. */ | |
aac29cc1 | 224 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
225 | sdi->status = SR_ST_INACTIVE; |
226 | sdi->vendor = g_strdup(VENDOR_NAME); | |
227 | sdi->model = g_strdup(prof->model_name); | |
a873c594 | 228 | sdi->driver = di; |
ee4f9bb1 SA |
229 | sdi->serial_num = g_strdup(serial_num); |
230 | sdi->connection_id = g_strdup(connection_id); | |
428edbe1 BV |
231 | |
232 | /* Allocate memory for our private driver context. */ | |
f57d8ffe | 233 | devc = g_malloc0(sizeof(struct dev_context)); |
310e9e9b | 234 | sdi->priv = devc; |
17548571 | 235 | devc->prof = prof; |
310e9e9b | 236 | devc->num_channels = prof->channels; |
0ab0cb94 | 237 | #ifdef ZP_EXPERIMENTAL |
e93fb98b | 238 | devc->max_sample_depth = 128 * 1024; |
0ab0cb94 TY |
239 | devc->max_samplerate = 200; |
240 | #else | |
e93fb98b | 241 | devc->max_sample_depth = prof->sample_depth * 1024; |
0ab0cb94 TY |
242 | devc->max_samplerate = prof->max_sampling_freq; |
243 | #endif | |
244 | devc->max_samplerate *= SR_MHZ(1); | |
245 | devc->memory_size = MEMORY_SIZE_8K; | |
310e9e9b | 246 | // memset(devc->trigger_buffer, 0, NUM_TRIGGER_STAGES); |
428edbe1 | 247 | |
ba7dd8bb | 248 | /* Fill in channellist according to this device's profile. */ |
5e23fcab ML |
249 | for (j = 0; j < devc->num_channels; j++) |
250 | sr_channel_new(sdi, j, SR_CHANNEL_LOGIC, TRUE, | |
c368e6f3 | 251 | channel_names[j]); |
428edbe1 BV |
252 | |
253 | devices = g_slist_append(devices, sdi); | |
310e9e9b | 254 | drvc->instances = g_slist_append(drvc->instances, sdi); |
8111446a | 255 | sdi->inst_type = SR_INST_USB; |
609bfd75 | 256 | sdi->conn = sr_usb_dev_inst_new( |
428edbe1 BV |
257 | libusb_get_bus_number(devlist[i]), |
258 | libusb_get_device_address(devlist[i]), NULL); | |
a1bb33af UH |
259 | } |
260 | libusb_free_device_list(devlist, 1); | |
261 | ||
4ca38984 | 262 | return devices; |
a1bb33af UH |
263 | } |
264 | ||
6078d2c9 | 265 | static GSList *dev_list(void) |
811deee4 | 266 | { |
0e94d524 | 267 | return ((struct drv_context *)(di->priv))->instances; |
811deee4 BV |
268 | } |
269 | ||
6078d2c9 | 270 | static int dev_open(struct sr_dev_inst *sdi) |
a1bb33af | 271 | { |
310e9e9b | 272 | struct dev_context *devc; |
e495a676 | 273 | struct drv_context *drvc; |
609bfd75 | 274 | struct sr_usb_dev_inst *usb; |
428edbe1 | 275 | libusb_device **devlist, *dev; |
428edbe1 | 276 | int device_count, ret, i; |
ee4f9bb1 | 277 | char connection_id[64]; |
a1bb33af | 278 | |
e495a676 | 279 | drvc = di->priv; |
609bfd75 | 280 | usb = sdi->conn; |
e495a676 | 281 | |
310e9e9b | 282 | if (!(devc = sdi->priv)) { |
6d116114 | 283 | sr_err("%s: sdi->priv was NULL", __func__); |
bf43ea23 UH |
284 | return SR_ERR_ARG; |
285 | } | |
286 | ||
d4abb463 PS |
287 | device_count = libusb_get_device_list(drvc->sr_ctx->libusb_ctx, |
288 | &devlist); | |
428edbe1 | 289 | if (device_count < 0) { |
6d116114 | 290 | sr_err("Failed to retrieve device list."); |
428edbe1 BV |
291 | return SR_ERR; |
292 | } | |
293 | ||
294 | dev = NULL; | |
295 | for (i = 0; i < device_count; i++) { | |
ee4f9bb1 SA |
296 | usb_get_port_path(devlist[i], connection_id, sizeof(connection_id)); |
297 | if (!strcmp(sdi->connection_id, connection_id)) { | |
428edbe1 BV |
298 | dev = devlist[i]; |
299 | break; | |
300 | } | |
301 | } | |
302 | if (!dev) { | |
ee4f9bb1 SA |
303 | sr_err("Device on %d.%d (logical) / %s (physical) disappeared!", |
304 | usb->bus, usb->address, sdi->connection_id); | |
428edbe1 BV |
305 | return SR_ERR; |
306 | } | |
307 | ||
609bfd75 | 308 | if (!(ret = libusb_open(dev, &(usb->devhdl)))) { |
428edbe1 | 309 | sdi->status = SR_ST_ACTIVE; |
ee4f9bb1 SA |
310 | sr_info("Opened device on %d.%d (logical) / %s (physical) interface %d.", |
311 | usb->bus, usb->address, sdi->connection_id, USB_INTERFACE); | |
428edbe1 | 312 | } else { |
6d116114 | 313 | sr_err("Failed to open device: %s.", libusb_error_name(ret)); |
428edbe1 BV |
314 | return SR_ERR; |
315 | } | |
316 | ||
609bfd75 | 317 | ret = libusb_set_configuration(usb->devhdl, USB_CONFIGURATION); |
ebc34738 | 318 | if (ret < 0) { |
6d116114 | 319 | sr_err("Unable to set USB configuration %d: %s.", |
d4928d71 | 320 | USB_CONFIGURATION, libusb_error_name(ret)); |
185ae2c5 UH |
321 | return SR_ERR; |
322 | } | |
323 | ||
609bfd75 | 324 | ret = libusb_claim_interface(usb->devhdl, USB_INTERFACE); |
ebc34738 | 325 | if (ret != 0) { |
6d116114 | 326 | sr_err("Unable to claim interface: %s.", |
d4928d71 | 327 | libusb_error_name(ret)); |
e46b8fb1 | 328 | return SR_ERR; |
a1bb33af | 329 | } |
185ae2c5 | 330 | |
e495a676 | 331 | /* Set default configuration after power on. */ |
609bfd75 BV |
332 | if (analyzer_read_status(usb->devhdl) == 0) |
333 | analyzer_configure(usb->devhdl); | |
0ab0cb94 | 334 | |
609bfd75 BV |
335 | analyzer_reset(usb->devhdl); |
336 | analyzer_initialize(usb->devhdl); | |
a1bb33af | 337 | |
0ab0cb94 | 338 | //analyzer_set_memory_size(MEMORY_SIZE_512K); |
fed16f06 | 339 | // analyzer_set_freq(g_freq, g_freq_scale); |
a1bb33af | 340 | analyzer_set_trigger_count(1); |
408e7199 UH |
341 | // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) |
342 | // * get_memory_size(g_memory_size)) / 100) >> 2); | |
a1bb33af | 343 | |
fed16f06 UH |
344 | #if 0 |
345 | if (g_double_mode == 1) | |
a1bb33af UH |
346 | analyzer_set_compression(COMPRESSION_DOUBLE); |
347 | else if (g_compression == 1) | |
348 | analyzer_set_compression(COMPRESSION_ENABLE); | |
fed16f06 UH |
349 | else |
350 | #endif | |
351 | analyzer_set_compression(COMPRESSION_NONE); | |
a1bb33af | 352 | |
310e9e9b | 353 | if (devc->cur_samplerate == 0) { |
0ab0cb94 TY |
354 | /* Samplerate hasn't been set. Default to 1MHz. */ |
355 | analyzer_set_freq(1, FREQ_SCALE_MHZ); | |
356 | devc->cur_samplerate = SR_MHZ(1); | |
a1bb33af UH |
357 | } |
358 | ||
7142d6b9 RD |
359 | if (devc->cur_threshold == 0) |
360 | set_voltage_threshold(devc, 1.5); | |
361 | ||
e46b8fb1 | 362 | return SR_OK; |
a1bb33af UH |
363 | } |
364 | ||
6078d2c9 | 365 | static int dev_close(struct sr_dev_inst *sdi) |
a1bb33af | 366 | { |
609bfd75 | 367 | struct sr_usb_dev_inst *usb; |
a1bb33af | 368 | |
609bfd75 | 369 | usb = sdi->conn; |
697785d1 | 370 | |
609bfd75 | 371 | if (!usb->devhdl) |
25a0f108 BV |
372 | return SR_ERR; |
373 | ||
ee4f9bb1 SA |
374 | sr_info("Closing device on %d.%d (logical) / %s (physical) interface %d.", |
375 | usb->bus, usb->address, sdi->connection_id, USB_INTERFACE); | |
609bfd75 BV |
376 | libusb_release_interface(usb->devhdl, USB_INTERFACE); |
377 | libusb_reset_device(usb->devhdl); | |
378 | libusb_close(usb->devhdl); | |
379 | usb->devhdl = NULL; | |
25a0f108 | 380 | sdi->status = SR_ST_INACTIVE; |
697785d1 UH |
381 | |
382 | return SR_OK; | |
a1bb33af UH |
383 | } |
384 | ||
6078d2c9 | 385 | static int cleanup(void) |
a1bb33af | 386 | { |
a6630742 | 387 | return std_dev_clear(di, NULL); |
a1bb33af UH |
388 | } |
389 | ||
584560f1 | 390 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 391 | const struct sr_channel_group *cg) |
a1bb33af | 392 | { |
310e9e9b | 393 | struct dev_context *devc; |
a1bb33af | 394 | |
53b4680f | 395 | (void)cg; |
8f996b89 | 396 | |
584560f1 | 397 | switch (key) { |
123e1313 | 398 | case SR_CONF_SAMPLERATE: |
626409ab | 399 | if (sdi) { |
310e9e9b | 400 | devc = sdi->priv; |
8386096f | 401 | *data = g_variant_new_uint64(devc->cur_samplerate); |
6d116114 UH |
402 | sr_spew("Returning samplerate: %" PRIu64 "Hz.", |
403 | devc->cur_samplerate); | |
626409ab | 404 | } else |
67055d4c | 405 | return SR_ERR_ARG; |
bf43ea23 | 406 | break; |
05f853b5 RD |
407 | case SR_CONF_CAPTURE_RATIO: |
408 | if (sdi) { | |
409 | devc = sdi->priv; | |
410 | *data = g_variant_new_uint64(devc->capture_ratio); | |
411 | } else | |
67055d4c | 412 | return SR_ERR_ARG; |
05f853b5 | 413 | break; |
7142d6b9 RD |
414 | case SR_CONF_VOLTAGE_THRESHOLD: |
415 | if (sdi) { | |
416 | GVariant *range[2]; | |
417 | devc = sdi->priv; | |
418 | range[0] = g_variant_new_double(devc->cur_threshold); | |
419 | range[1] = g_variant_new_double(devc->cur_threshold); | |
420 | *data = g_variant_new_tuple(range, 2); | |
67055d4c BV |
421 | } else |
422 | return SR_ERR_ARG; | |
423 | break; | |
bf43ea23 | 424 | default: |
bd6fbf62 | 425 | return SR_ERR_NA; |
a1bb33af UH |
426 | } |
427 | ||
626409ab | 428 | return SR_OK; |
a1bb33af UH |
429 | } |
430 | ||
584560f1 | 431 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 432 | const struct sr_channel_group *cg) |
a1bb33af | 433 | { |
310e9e9b | 434 | struct dev_context *devc; |
7142d6b9 | 435 | gdouble low, high; |
a1bb33af | 436 | |
53b4680f | 437 | (void)cg; |
8f996b89 | 438 | |
e73ffd42 BV |
439 | if (sdi->status != SR_ST_ACTIVE) |
440 | return SR_ERR_DEV_CLOSED; | |
0ab0cb94 | 441 | |
310e9e9b | 442 | if (!(devc = sdi->priv)) { |
6d116114 | 443 | sr_err("%s: sdi->priv was NULL", __func__); |
bf43ea23 UH |
444 | return SR_ERR_ARG; |
445 | } | |
a1bb33af | 446 | |
584560f1 | 447 | switch (key) { |
1953564a | 448 | case SR_CONF_SAMPLERATE: |
8386096f | 449 | return zp_set_samplerate(devc, g_variant_get_uint64(data)); |
1953564a | 450 | case SR_CONF_LIMIT_SAMPLES: |
8386096f | 451 | return set_limit_samples(devc, g_variant_get_uint64(data)); |
1953564a | 452 | case SR_CONF_CAPTURE_RATIO: |
8386096f | 453 | return set_capture_ratio(devc, g_variant_get_uint64(data)); |
7142d6b9 RD |
454 | case SR_CONF_VOLTAGE_THRESHOLD: |
455 | g_variant_get(data, "(dd)", &low, &high); | |
456 | return set_voltage_threshold(devc, (low + high) / 2.0); | |
fed16f06 | 457 | default: |
bd6fbf62 | 458 | return SR_ERR_NA; |
a1bb33af | 459 | } |
e495a676 UH |
460 | |
461 | return SR_OK; | |
a1bb33af UH |
462 | } |
463 | ||
584560f1 | 464 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 465 | const struct sr_channel_group *cg) |
a1c743fc | 466 | { |
17548571 | 467 | struct dev_context *devc; |
f0de2dd0 | 468 | GVariant *gvar, *grange[2]; |
8386096f | 469 | GVariantBuilder gvb; |
7142d6b9 RD |
470 | double v; |
471 | GVariant *range[2]; | |
a1c743fc | 472 | |
53b4680f | 473 | (void)cg; |
8f996b89 | 474 | |
a1c743fc | 475 | switch (key) { |
9a6517d1 | 476 | case SR_CONF_DEVICE_OPTIONS: |
584560f1 | 477 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
f254bc4b | 478 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); |
9a6517d1 | 479 | break; |
a1c743fc | 480 | case SR_CONF_SAMPLERATE: |
17548571 | 481 | devc = sdi->priv; |
8386096f | 482 | g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}")); |
17548571 | 483 | if (devc->prof->max_sampling_freq == 100) { |
8386096f BV |
484 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), |
485 | samplerates_100, ARRAY_SIZE(samplerates_100), | |
486 | sizeof(uint64_t)); | |
17548571 | 487 | } else if (devc->prof->max_sampling_freq == 200) { |
8386096f BV |
488 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), |
489 | samplerates_200, ARRAY_SIZE(samplerates_200), | |
490 | sizeof(uint64_t)); | |
17548571 UH |
491 | } else { |
492 | sr_err("Internal error: Unknown max. samplerate: %d.", | |
493 | devc->prof->max_sampling_freq); | |
494 | return SR_ERR_ARG; | |
495 | } | |
8386096f BV |
496 | g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar); |
497 | *data = g_variant_builder_end(&gvb); | |
a1c743fc | 498 | break; |
28731bab BV |
499 | case SR_CONF_TRIGGER_MATCH: |
500 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
501 | trigger_matches, ARRAY_SIZE(trigger_matches), | |
502 | sizeof(int32_t)); | |
c50277a6 | 503 | break; |
7142d6b9 RD |
504 | case SR_CONF_VOLTAGE_THRESHOLD: |
505 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
506 | for (v = -6.0; v <= 6.0; v += 0.1) { | |
507 | range[0] = g_variant_new_double(v); | |
508 | range[1] = g_variant_new_double(v); | |
509 | gvar = g_variant_new_tuple(range, 2); | |
510 | g_variant_builder_add_value(&gvb, gvar); | |
511 | } | |
512 | *data = g_variant_builder_end(&gvb); | |
513 | break; | |
f0de2dd0 BV |
514 | case SR_CONF_LIMIT_SAMPLES: |
515 | if (!sdi) | |
516 | return SR_ERR_ARG; | |
517 | devc = sdi->priv; | |
518 | grange[0] = g_variant_new_uint64(0); | |
519 | grange[1] = g_variant_new_uint64(devc->max_sample_depth); | |
520 | *data = g_variant_new_tuple(grange, 2); | |
521 | break; | |
a1c743fc | 522 | default: |
bd6fbf62 | 523 | return SR_ERR_NA; |
a1c743fc BV |
524 | } |
525 | ||
526 | return SR_OK; | |
527 | } | |
528 | ||
6078d2c9 | 529 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, |
3ffb6964 | 530 | void *cb_data) |
a1bb33af | 531 | { |
609bfd75 BV |
532 | struct dev_context *devc; |
533 | struct sr_usb_dev_inst *usb; | |
b9c735a2 | 534 | struct sr_datafeed_packet packet; |
9c939c51 | 535 | struct sr_datafeed_logic logic; |
42ceb777 | 536 | unsigned int samples_read; |
a1bb33af | 537 | int res; |
e495a676 | 538 | unsigned int packet_num, n; |
a1bb33af | 539 | unsigned char *buf; |
42ceb777 RD |
540 | unsigned int status; |
541 | unsigned int stop_address; | |
542 | unsigned int now_address; | |
543 | unsigned int trigger_address; | |
544 | unsigned int trigger_offset; | |
545 | unsigned int triggerbar; | |
546 | unsigned int ramsize_trigger; | |
547 | unsigned int memory_size; | |
548 | unsigned int valid_samples; | |
549 | unsigned int discard; | |
550 | int trigger_now; | |
a1bb33af | 551 | |
e73ffd42 BV |
552 | if (sdi->status != SR_ST_ACTIVE) |
553 | return SR_ERR_DEV_CLOSED; | |
554 | ||
310e9e9b | 555 | if (!(devc = sdi->priv)) { |
6d116114 | 556 | sr_err("%s: sdi->priv was NULL", __func__); |
bf43ea23 UH |
557 | return SR_ERR_ARG; |
558 | } | |
a1bb33af | 559 | |
28731bab BV |
560 | if (analyzer_add_triggers(sdi) != SR_OK) { |
561 | sr_err("Failed to configure triggers."); | |
014359e3 BV |
562 | return SR_ERR; |
563 | } | |
564 | ||
609bfd75 BV |
565 | usb = sdi->conn; |
566 | ||
0ab0cb94 TY |
567 | set_triggerbar(devc); |
568 | ||
e495a676 | 569 | /* Push configured settings to device. */ |
609bfd75 | 570 | analyzer_configure(usb->devhdl); |
a143e4e5 | 571 | |
609bfd75 | 572 | analyzer_start(usb->devhdl); |
6d116114 | 573 | sr_info("Waiting for data."); |
609bfd75 | 574 | analyzer_wait_data(usb->devhdl); |
a1bb33af | 575 | |
42ceb777 RD |
576 | status = analyzer_read_status(usb->devhdl); |
577 | stop_address = analyzer_get_stop_address(usb->devhdl); | |
578 | now_address = analyzer_get_now_address(usb->devhdl); | |
579 | trigger_address = analyzer_get_trigger_address(usb->devhdl); | |
580 | ||
581 | triggerbar = analyzer_get_triggerbar_address(); | |
582 | ramsize_trigger = analyzer_get_ramsize_trigger_address(); | |
583 | ||
584 | n = get_memory_size(devc->memory_size); | |
585 | memory_size = n / 4; | |
586 | ||
587 | sr_info("Status = 0x%x.", status); | |
588 | sr_info("Stop address = 0x%x.", stop_address); | |
589 | sr_info("Now address = 0x%x.", now_address); | |
590 | sr_info("Trigger address = 0x%x.", trigger_address); | |
591 | sr_info("Triggerbar address = 0x%x.", triggerbar); | |
592 | sr_info("Ramsize trigger = 0x%x.", ramsize_trigger); | |
593 | sr_info("Memory size = 0x%x.", memory_size); | |
a1bb33af | 594 | |
4afdfd46 | 595 | /* Send header packet to the session bus. */ |
29a27196 | 596 | std_session_send_df_header(cb_data, LOG_PREFIX); |
f366e86c | 597 | |
42ceb777 RD |
598 | /* Check for empty capture */ |
599 | if ((status & STATUS_READY) && !stop_address) { | |
600 | packet.type = SR_DF_END; | |
601 | sr_session_send(cb_data, &packet); | |
602 | return SR_OK; | |
603 | } | |
604 | ||
b53738ba | 605 | if (!(buf = g_try_malloc(PACKET_SIZE))) { |
6d116114 | 606 | sr_err("Packet buffer malloc failed."); |
b53738ba UH |
607 | return SR_ERR_MALLOC; |
608 | } | |
609 | ||
42ceb777 RD |
610 | /* Check if the trigger is in the samples we are throwing away */ |
611 | trigger_now = now_address == trigger_address || | |
612 | ((now_address + 1) % memory_size) == trigger_address; | |
613 | ||
614 | /* | |
615 | * STATUS_READY doesn't clear until now_address advances past | |
616 | * addr 0, but for our logic, clear it in that case | |
617 | */ | |
618 | if (!now_address) | |
619 | status &= ~STATUS_READY; | |
620 | ||
609bfd75 | 621 | analyzer_read_start(usb->devhdl); |
42ceb777 RD |
622 | |
623 | /* Calculate how much data to discard */ | |
624 | discard = 0; | |
625 | if (status & STATUS_READY) { | |
626 | /* | |
627 | * We haven't wrapped around, we need to throw away data from | |
628 | * our current position to the end of the buffer. | |
629 | * Additionally, the first two samples captured are always | |
630 | * bogus. | |
631 | */ | |
632 | discard += memory_size - now_address + 2; | |
633 | now_address = 2; | |
634 | } | |
635 | ||
636 | /* If we have more samples than we need, discard them */ | |
637 | valid_samples = (stop_address - now_address) % memory_size; | |
638 | if (valid_samples > ramsize_trigger + triggerbar) { | |
639 | discard += valid_samples - (ramsize_trigger + triggerbar); | |
640 | now_address += valid_samples - (ramsize_trigger + triggerbar); | |
641 | } | |
642 | ||
643 | sr_info("Need to discard %d samples.", discard); | |
644 | ||
645 | /* Calculate how far in the trigger is */ | |
646 | if (trigger_now) | |
647 | trigger_offset = 0; | |
648 | else | |
649 | trigger_offset = (trigger_address - now_address) % memory_size; | |
650 | ||
651 | /* Recalculate the number of samples available */ | |
652 | valid_samples = (stop_address - now_address) % memory_size; | |
653 | ||
fed16f06 | 654 | /* Send the incoming transfer to the session bus. */ |
42ceb777 | 655 | samples_read = 0; |
0ab0cb94 | 656 | for (packet_num = 0; packet_num < n / PACKET_SIZE; packet_num++) { |
42ceb777 RD |
657 | unsigned int len; |
658 | unsigned int buf_offset; | |
659 | ||
609bfd75 | 660 | res = analyzer_read_data(usb->devhdl, buf, PACKET_SIZE); |
6d116114 | 661 | sr_info("Tried to read %d bytes, actually read %d bytes.", |
b08024a8 | 662 | PACKET_SIZE, res); |
a1bb33af | 663 | |
42ceb777 RD |
664 | if (discard >= PACKET_SIZE / 4) { |
665 | discard -= PACKET_SIZE / 4; | |
666 | continue; | |
667 | } | |
668 | ||
669 | len = PACKET_SIZE - discard * 4; | |
670 | buf_offset = discard * 4; | |
671 | discard = 0; | |
672 | ||
673 | /* Check if we've read all the samples */ | |
674 | if (samples_read + len / 4 >= valid_samples) | |
675 | len = (valid_samples - samples_read) * 4; | |
676 | if (!len) | |
677 | break; | |
678 | ||
679 | if (samples_read < trigger_offset && | |
680 | samples_read + len / 4 > trigger_offset) { | |
681 | /* Send out samples remaining before trigger */ | |
682 | packet.type = SR_DF_LOGIC; | |
683 | packet.payload = &logic; | |
684 | logic.length = (trigger_offset - samples_read) * 4; | |
685 | logic.unitsize = 4; | |
686 | logic.data = buf + buf_offset; | |
687 | sr_session_send(cb_data, &packet); | |
688 | len -= logic.length; | |
689 | samples_read += logic.length / 4; | |
690 | buf_offset += logic.length; | |
691 | } | |
692 | ||
693 | if (samples_read == trigger_offset) { | |
694 | /* Send out trigger */ | |
695 | packet.type = SR_DF_TRIGGER; | |
696 | packet.payload = NULL; | |
697 | sr_session_send(cb_data, &packet); | |
698 | } | |
699 | ||
700 | /* Send out data (or data after trigger) */ | |
5a2326a7 | 701 | packet.type = SR_DF_LOGIC; |
9c939c51 | 702 | packet.payload = &logic; |
42ceb777 | 703 | logic.length = len; |
9c939c51 | 704 | logic.unitsize = 4; |
42ceb777 | 705 | logic.data = buf + buf_offset; |
3cd3a20b | 706 | sr_session_send(cb_data, &packet); |
42ceb777 | 707 | samples_read += len / 4; |
a1bb33af | 708 | } |
609bfd75 | 709 | analyzer_read_stop(usb->devhdl); |
a1bb33af UH |
710 | g_free(buf); |
711 | ||
5a2326a7 | 712 | packet.type = SR_DF_END; |
3cd3a20b | 713 | sr_session_send(cb_data, &packet); |
a1bb33af | 714 | |
e46b8fb1 | 715 | return SR_OK; |
a1bb33af UH |
716 | } |
717 | ||
3cd3a20b | 718 | /* TODO: This stops acquisition on ALL devices, ignoring dev_index. */ |
6078d2c9 | 719 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
a1bb33af | 720 | { |
310e9e9b | 721 | struct dev_context *devc; |
609bfd75 BV |
722 | struct sr_usb_dev_inst *usb; |
723 | struct sr_datafeed_packet packet; | |
a1bb33af | 724 | |
5a2326a7 | 725 | packet.type = SR_DF_END; |
3cd3a20b | 726 | sr_session_send(cb_data, &packet); |
a1bb33af | 727 | |
310e9e9b | 728 | if (!(devc = sdi->priv)) { |
6d116114 | 729 | sr_err("%s: sdi->priv was NULL", __func__); |
3010f21c | 730 | return SR_ERR_BUG; |
69890f73 | 731 | } |
a1bb33af | 732 | |
609bfd75 BV |
733 | usb = sdi->conn; |
734 | analyzer_reset(usb->devhdl); | |
fed16f06 | 735 | /* TODO: Need to cancel and free any queued up transfers. */ |
3010f21c UH |
736 | |
737 | return SR_OK; | |
a1bb33af UH |
738 | } |
739 | ||
c09f0b57 | 740 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info = { |
e519ba86 | 741 | .name = "zeroplus-logic-cube", |
8fdecced | 742 | .longname = "ZEROPLUS Logic Cube LAP-C series", |
e519ba86 | 743 | .api_version = 1, |
6078d2c9 UH |
744 | .init = init, |
745 | .cleanup = cleanup, | |
746 | .scan = scan, | |
747 | .dev_list = dev_list, | |
a6630742 | 748 | .dev_clear = NULL, |
035a1078 BV |
749 | .config_get = config_get, |
750 | .config_set = config_set, | |
a1c743fc | 751 | .config_list = config_list, |
6078d2c9 UH |
752 | .dev_open = dev_open, |
753 | .dev_close = dev_close, | |
754 | .dev_acquisition_start = dev_acquisition_start, | |
755 | .dev_acquisition_stop = dev_acquisition_stop, | |
310e9e9b | 756 | .priv = NULL, |
a1bb33af | 757 | }; |