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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 | ||
6ec6c43b | 20 | #include <config.h> |
6d116114 | 21 | #include "protocol.h" |
a1bb33af | 22 | |
8fdecced | 23 | #define VENDOR_NAME "ZEROPLUS" |
a1bb33af UH |
24 | #define USB_INTERFACE 0 |
25 | #define USB_CONFIGURATION 1 | |
26 | #define NUM_TRIGGER_STAGES 4 | |
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; | |
2c240774 | 34 | const 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 | 52 | {0x0c12, 0x7016, "LAP-C(162000)", 16, 2048, 200}, |
e3594306 | 53 | {0x0c12, 0x7100, "AKIP-9101", 16, 256, 200}, |
9e9dba7b | 54 | ALL_ZERO |
a1bb33af UH |
55 | }; |
56 | ||
f254bc4b | 57 | static const uint32_t devopts[] = { |
1953564a | 58 | SR_CONF_LOGIC_ANALYZER, |
5827f61b BV |
59 | SR_CONF_LIMIT_SAMPLES | SR_CONF_SET | SR_CONF_LIST, |
60 | SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
61 | SR_CONF_TRIGGER_MATCH | SR_CONF_LIST, | |
62 | SR_CONF_CAPTURE_RATIO | SR_CONF_GET | SR_CONF_SET, | |
63 | SR_CONF_VOLTAGE_THRESHOLD | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
a1bb33af UH |
64 | }; |
65 | ||
28731bab BV |
66 | static const int32_t trigger_matches[] = { |
67 | SR_TRIGGER_ZERO, | |
68 | SR_TRIGGER_ONE, | |
69 | }; | |
70 | ||
d261dbbf | 71 | /* |
ba7dd8bb | 72 | * ZEROPLUS LAP-C (16032) numbers the 16 channels A0-A7 and B0-B7. |
d261dbbf UH |
73 | * We currently ignore other untested/unsupported devices here. |
74 | */ | |
ba7dd8bb | 75 | static const char *channel_names[] = { |
78693401 UH |
76 | "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7", |
77 | "B0", "B1", "B2", "B3", "B4", "B5", "B6", "B7", | |
5db0c668 RD |
78 | "C0", "C1", "C2", "C3", "C4", "C5", "C6", "C7", |
79 | "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7", | |
464d12c7 KS |
80 | }; |
81 | ||
32756547 | 82 | SR_PRIV struct sr_dev_driver 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 | ||
4f840ce9 | 158 | static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx) |
61136ea6 | 159 | { |
1f8f5bc0 | 160 | return std_init(di, sr_ctx, LOG_PREFIX); |
61136ea6 BV |
161 | } |
162 | ||
4f840ce9 | 163 | static GSList *scan(struct sr_dev_driver *di, GSList *options) |
a1bb33af | 164 | { |
d68e2d1a | 165 | struct sr_dev_inst *sdi; |
310e9e9b BV |
166 | struct drv_context *drvc; |
167 | struct dev_context *devc; | |
e495a676 | 168 | const struct zp_model *prof; |
a1bb33af | 169 | struct libusb_device_descriptor des; |
ee4f9bb1 | 170 | struct libusb_device_handle *hdl; |
a1bb33af | 171 | libusb_device **devlist; |
428edbe1 | 172 | GSList *devices; |
ee4f9bb1 SA |
173 | int ret, i, j; |
174 | char serial_num[64], connection_id[64]; | |
a1bb33af | 175 | |
4ca38984 | 176 | (void)options; |
64d33dc2 | 177 | |
41812aca | 178 | drvc = di->context; |
4b97c74e | 179 | |
4ca38984 BV |
180 | devices = NULL; |
181 | ||
8fdecced | 182 | /* Find all ZEROPLUS analyzers and add them to device list. */ |
d4abb463 | 183 | libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); /* TODO: Errors. */ |
fed16f06 UH |
184 | |
185 | for (i = 0; devlist[i]; i++) { | |
2a8f2d41 | 186 | libusb_get_device_descriptor(devlist[i], &des); |
a1bb33af | 187 | |
ee4f9bb1 SA |
188 | if ((ret = libusb_open(devlist[i], &hdl)) < 0) |
189 | continue; | |
190 | ||
191 | if (des.iSerialNumber == 0) { | |
192 | serial_num[0] = '\0'; | |
193 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
194 | des.iSerialNumber, (unsigned char *) serial_num, | |
195 | sizeof(serial_num))) < 0) { | |
196 | sr_warn("Failed to get serial number string descriptor: %s.", | |
197 | libusb_error_name(ret)); | |
198 | continue; | |
199 | } | |
200 | ||
201 | libusb_close(hdl); | |
202 | ||
203 | usb_get_port_path(devlist[i], connection_id, sizeof(connection_id)); | |
204 | ||
428edbe1 BV |
205 | prof = NULL; |
206 | for (j = 0; j < zeroplus_models[j].vid; j++) { | |
207 | if (des.idVendor == zeroplus_models[j].vid && | |
208 | des.idProduct == zeroplus_models[j].pid) { | |
209 | prof = &zeroplus_models[j]; | |
bf43ea23 | 210 | } |
a1bb33af | 211 | } |
e495a676 | 212 | /* Skip if the device was not found. */ |
428edbe1 BV |
213 | if (!prof) |
214 | continue; | |
e495a676 | 215 | sr_info("Found ZEROPLUS %s.", prof->model_name); |
428edbe1 BV |
216 | |
217 | /* Register the device with libsigrok. */ | |
aac29cc1 | 218 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
219 | sdi->status = SR_ST_INACTIVE; |
220 | sdi->vendor = g_strdup(VENDOR_NAME); | |
221 | sdi->model = g_strdup(prof->model_name); | |
a873c594 | 222 | sdi->driver = di; |
ee4f9bb1 SA |
223 | sdi->serial_num = g_strdup(serial_num); |
224 | sdi->connection_id = g_strdup(connection_id); | |
428edbe1 BV |
225 | |
226 | /* Allocate memory for our private driver context. */ | |
f57d8ffe | 227 | devc = g_malloc0(sizeof(struct dev_context)); |
310e9e9b | 228 | sdi->priv = devc; |
17548571 | 229 | devc->prof = prof; |
310e9e9b | 230 | devc->num_channels = prof->channels; |
0ab0cb94 | 231 | #ifdef ZP_EXPERIMENTAL |
e93fb98b | 232 | devc->max_sample_depth = 128 * 1024; |
0ab0cb94 TY |
233 | devc->max_samplerate = 200; |
234 | #else | |
e93fb98b | 235 | devc->max_sample_depth = prof->sample_depth * 1024; |
0ab0cb94 TY |
236 | devc->max_samplerate = prof->max_sampling_freq; |
237 | #endif | |
238 | devc->max_samplerate *= SR_MHZ(1); | |
239 | devc->memory_size = MEMORY_SIZE_8K; | |
310e9e9b | 240 | // memset(devc->trigger_buffer, 0, NUM_TRIGGER_STAGES); |
428edbe1 | 241 | |
ba7dd8bb | 242 | /* Fill in channellist according to this device's profile. */ |
5e23fcab ML |
243 | for (j = 0; j < devc->num_channels; j++) |
244 | sr_channel_new(sdi, j, SR_CHANNEL_LOGIC, TRUE, | |
c368e6f3 | 245 | channel_names[j]); |
428edbe1 BV |
246 | |
247 | devices = g_slist_append(devices, sdi); | |
310e9e9b | 248 | drvc->instances = g_slist_append(drvc->instances, sdi); |
8111446a | 249 | sdi->inst_type = SR_INST_USB; |
609bfd75 | 250 | sdi->conn = sr_usb_dev_inst_new( |
428edbe1 BV |
251 | libusb_get_bus_number(devlist[i]), |
252 | libusb_get_device_address(devlist[i]), NULL); | |
a1bb33af UH |
253 | } |
254 | libusb_free_device_list(devlist, 1); | |
255 | ||
4ca38984 | 256 | return devices; |
a1bb33af UH |
257 | } |
258 | ||
6078d2c9 | 259 | static int dev_open(struct sr_dev_inst *sdi) |
a1bb33af | 260 | { |
4f840ce9 | 261 | struct sr_dev_driver *di = sdi->driver; |
310e9e9b | 262 | struct dev_context *devc; |
e495a676 | 263 | struct drv_context *drvc; |
609bfd75 | 264 | struct sr_usb_dev_inst *usb; |
87629577 | 265 | int ret; |
a1bb33af | 266 | |
41812aca | 267 | drvc = di->context; |
609bfd75 | 268 | usb = sdi->conn; |
61c90858 | 269 | devc = sdi->priv; |
bf43ea23 | 270 | |
87629577 LPC |
271 | ret = sr_usb_open(drvc->sr_ctx->libusb_ctx, usb); |
272 | if (ret != SR_OK) | |
273 | return ret; | |
428edbe1 | 274 | |
87629577 | 275 | sdi->status = SR_ST_ACTIVE; |
428edbe1 | 276 | |
609bfd75 | 277 | ret = libusb_set_configuration(usb->devhdl, USB_CONFIGURATION); |
ebc34738 | 278 | if (ret < 0) { |
6d116114 | 279 | sr_err("Unable to set USB configuration %d: %s.", |
d4928d71 | 280 | USB_CONFIGURATION, libusb_error_name(ret)); |
185ae2c5 UH |
281 | return SR_ERR; |
282 | } | |
283 | ||
609bfd75 | 284 | ret = libusb_claim_interface(usb->devhdl, USB_INTERFACE); |
ebc34738 | 285 | if (ret != 0) { |
6d116114 | 286 | sr_err("Unable to claim interface: %s.", |
d4928d71 | 287 | libusb_error_name(ret)); |
e46b8fb1 | 288 | return SR_ERR; |
a1bb33af | 289 | } |
185ae2c5 | 290 | |
e495a676 | 291 | /* Set default configuration after power on. */ |
609bfd75 BV |
292 | if (analyzer_read_status(usb->devhdl) == 0) |
293 | analyzer_configure(usb->devhdl); | |
0ab0cb94 | 294 | |
609bfd75 BV |
295 | analyzer_reset(usb->devhdl); |
296 | analyzer_initialize(usb->devhdl); | |
a1bb33af | 297 | |
0ab0cb94 | 298 | //analyzer_set_memory_size(MEMORY_SIZE_512K); |
fed16f06 | 299 | // analyzer_set_freq(g_freq, g_freq_scale); |
a1bb33af | 300 | analyzer_set_trigger_count(1); |
408e7199 UH |
301 | // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) |
302 | // * get_memory_size(g_memory_size)) / 100) >> 2); | |
a1bb33af | 303 | |
fed16f06 UH |
304 | #if 0 |
305 | if (g_double_mode == 1) | |
a1bb33af UH |
306 | analyzer_set_compression(COMPRESSION_DOUBLE); |
307 | else if (g_compression == 1) | |
308 | analyzer_set_compression(COMPRESSION_ENABLE); | |
fed16f06 UH |
309 | else |
310 | #endif | |
311 | analyzer_set_compression(COMPRESSION_NONE); | |
a1bb33af | 312 | |
310e9e9b | 313 | if (devc->cur_samplerate == 0) { |
0ab0cb94 TY |
314 | /* Samplerate hasn't been set. Default to 1MHz. */ |
315 | analyzer_set_freq(1, FREQ_SCALE_MHZ); | |
316 | devc->cur_samplerate = SR_MHZ(1); | |
a1bb33af UH |
317 | } |
318 | ||
7142d6b9 RD |
319 | if (devc->cur_threshold == 0) |
320 | set_voltage_threshold(devc, 1.5); | |
321 | ||
e46b8fb1 | 322 | return SR_OK; |
a1bb33af UH |
323 | } |
324 | ||
6078d2c9 | 325 | static int dev_close(struct sr_dev_inst *sdi) |
a1bb33af | 326 | { |
609bfd75 | 327 | struct sr_usb_dev_inst *usb; |
a1bb33af | 328 | |
609bfd75 | 329 | usb = sdi->conn; |
697785d1 | 330 | |
609bfd75 | 331 | if (!usb->devhdl) |
25a0f108 BV |
332 | return SR_ERR; |
333 | ||
ee4f9bb1 SA |
334 | sr_info("Closing device on %d.%d (logical) / %s (physical) interface %d.", |
335 | usb->bus, usb->address, sdi->connection_id, USB_INTERFACE); | |
609bfd75 BV |
336 | libusb_release_interface(usb->devhdl, USB_INTERFACE); |
337 | libusb_reset_device(usb->devhdl); | |
338 | libusb_close(usb->devhdl); | |
339 | usb->devhdl = NULL; | |
25a0f108 | 340 | sdi->status = SR_ST_INACTIVE; |
697785d1 UH |
341 | |
342 | return SR_OK; | |
a1bb33af UH |
343 | } |
344 | ||
584560f1 | 345 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 346 | const struct sr_channel_group *cg) |
a1bb33af | 347 | { |
310e9e9b | 348 | struct dev_context *devc; |
dcd438ee | 349 | GVariant *range[2]; |
a1bb33af | 350 | |
53b4680f | 351 | (void)cg; |
8f996b89 | 352 | |
dcd438ee UH |
353 | if (!sdi) |
354 | return SR_ERR_ARG; | |
355 | ||
356 | devc = sdi->priv; | |
357 | ||
584560f1 | 358 | switch (key) { |
123e1313 | 359 | case SR_CONF_SAMPLERATE: |
dcd438ee | 360 | *data = g_variant_new_uint64(devc->cur_samplerate); |
bf43ea23 | 361 | break; |
05f853b5 | 362 | case SR_CONF_CAPTURE_RATIO: |
dcd438ee | 363 | *data = g_variant_new_uint64(devc->capture_ratio); |
05f853b5 | 364 | break; |
7142d6b9 | 365 | case SR_CONF_VOLTAGE_THRESHOLD: |
dcd438ee UH |
366 | range[0] = g_variant_new_double(devc->cur_threshold); |
367 | range[1] = g_variant_new_double(devc->cur_threshold); | |
368 | *data = g_variant_new_tuple(range, 2); | |
67055d4c | 369 | break; |
bf43ea23 | 370 | default: |
bd6fbf62 | 371 | return SR_ERR_NA; |
a1bb33af UH |
372 | } |
373 | ||
626409ab | 374 | return SR_OK; |
a1bb33af UH |
375 | } |
376 | ||
584560f1 | 377 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 378 | const struct sr_channel_group *cg) |
a1bb33af | 379 | { |
310e9e9b | 380 | struct dev_context *devc; |
7142d6b9 | 381 | gdouble low, high; |
a1bb33af | 382 | |
53b4680f | 383 | (void)cg; |
8f996b89 | 384 | |
e73ffd42 BV |
385 | if (sdi->status != SR_ST_ACTIVE) |
386 | return SR_ERR_DEV_CLOSED; | |
0ab0cb94 | 387 | |
310e9e9b | 388 | if (!(devc = sdi->priv)) { |
6d116114 | 389 | sr_err("%s: sdi->priv was NULL", __func__); |
bf43ea23 UH |
390 | return SR_ERR_ARG; |
391 | } | |
a1bb33af | 392 | |
584560f1 | 393 | switch (key) { |
1953564a | 394 | case SR_CONF_SAMPLERATE: |
8386096f | 395 | return zp_set_samplerate(devc, g_variant_get_uint64(data)); |
1953564a | 396 | case SR_CONF_LIMIT_SAMPLES: |
8386096f | 397 | return set_limit_samples(devc, g_variant_get_uint64(data)); |
1953564a | 398 | case SR_CONF_CAPTURE_RATIO: |
8386096f | 399 | return set_capture_ratio(devc, g_variant_get_uint64(data)); |
7142d6b9 RD |
400 | case SR_CONF_VOLTAGE_THRESHOLD: |
401 | g_variant_get(data, "(dd)", &low, &high); | |
402 | return set_voltage_threshold(devc, (low + high) / 2.0); | |
fed16f06 | 403 | default: |
bd6fbf62 | 404 | return SR_ERR_NA; |
a1bb33af | 405 | } |
e495a676 UH |
406 | |
407 | return SR_OK; | |
a1bb33af UH |
408 | } |
409 | ||
584560f1 | 410 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 411 | const struct sr_channel_group *cg) |
a1c743fc | 412 | { |
17548571 | 413 | struct dev_context *devc; |
f0de2dd0 | 414 | GVariant *gvar, *grange[2]; |
8386096f | 415 | GVariantBuilder gvb; |
7142d6b9 RD |
416 | double v; |
417 | GVariant *range[2]; | |
a1c743fc | 418 | |
53b4680f | 419 | (void)cg; |
8f996b89 | 420 | |
a1c743fc | 421 | switch (key) { |
9a6517d1 | 422 | case SR_CONF_DEVICE_OPTIONS: |
584560f1 | 423 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
f254bc4b | 424 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); |
9a6517d1 | 425 | break; |
a1c743fc | 426 | case SR_CONF_SAMPLERATE: |
17548571 | 427 | devc = sdi->priv; |
8386096f | 428 | g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}")); |
17548571 | 429 | if (devc->prof->max_sampling_freq == 100) { |
8386096f BV |
430 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), |
431 | samplerates_100, ARRAY_SIZE(samplerates_100), | |
432 | sizeof(uint64_t)); | |
17548571 | 433 | } else if (devc->prof->max_sampling_freq == 200) { |
8386096f BV |
434 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), |
435 | samplerates_200, ARRAY_SIZE(samplerates_200), | |
436 | sizeof(uint64_t)); | |
17548571 UH |
437 | } else { |
438 | sr_err("Internal error: Unknown max. samplerate: %d.", | |
439 | devc->prof->max_sampling_freq); | |
440 | return SR_ERR_ARG; | |
441 | } | |
8386096f BV |
442 | g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar); |
443 | *data = g_variant_builder_end(&gvb); | |
a1c743fc | 444 | break; |
28731bab BV |
445 | case SR_CONF_TRIGGER_MATCH: |
446 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
447 | trigger_matches, ARRAY_SIZE(trigger_matches), | |
448 | sizeof(int32_t)); | |
c50277a6 | 449 | break; |
7142d6b9 RD |
450 | case SR_CONF_VOLTAGE_THRESHOLD: |
451 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
452 | for (v = -6.0; v <= 6.0; v += 0.1) { | |
453 | range[0] = g_variant_new_double(v); | |
454 | range[1] = g_variant_new_double(v); | |
455 | gvar = g_variant_new_tuple(range, 2); | |
456 | g_variant_builder_add_value(&gvb, gvar); | |
457 | } | |
458 | *data = g_variant_builder_end(&gvb); | |
459 | break; | |
f0de2dd0 BV |
460 | case SR_CONF_LIMIT_SAMPLES: |
461 | if (!sdi) | |
462 | return SR_ERR_ARG; | |
463 | devc = sdi->priv; | |
464 | grange[0] = g_variant_new_uint64(0); | |
465 | grange[1] = g_variant_new_uint64(devc->max_sample_depth); | |
466 | *data = g_variant_new_tuple(grange, 2); | |
467 | break; | |
a1c743fc | 468 | default: |
bd6fbf62 | 469 | return SR_ERR_NA; |
a1c743fc BV |
470 | } |
471 | ||
472 | return SR_OK; | |
473 | } | |
474 | ||
695dc859 | 475 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) |
a1bb33af | 476 | { |
609bfd75 BV |
477 | struct dev_context *devc; |
478 | struct sr_usb_dev_inst *usb; | |
b9c735a2 | 479 | struct sr_datafeed_packet packet; |
9c939c51 | 480 | struct sr_datafeed_logic logic; |
42ceb777 | 481 | unsigned int samples_read; |
a1bb33af | 482 | int res; |
e495a676 | 483 | unsigned int packet_num, n; |
a1bb33af | 484 | unsigned char *buf; |
42ceb777 RD |
485 | unsigned int status; |
486 | unsigned int stop_address; | |
487 | unsigned int now_address; | |
488 | unsigned int trigger_address; | |
489 | unsigned int trigger_offset; | |
490 | unsigned int triggerbar; | |
491 | unsigned int ramsize_trigger; | |
492 | unsigned int memory_size; | |
493 | unsigned int valid_samples; | |
494 | unsigned int discard; | |
495 | int trigger_now; | |
a1bb33af | 496 | |
e73ffd42 BV |
497 | if (sdi->status != SR_ST_ACTIVE) |
498 | return SR_ERR_DEV_CLOSED; | |
499 | ||
208c1d35 | 500 | devc = sdi->priv; |
a1bb33af | 501 | |
28731bab BV |
502 | if (analyzer_add_triggers(sdi) != SR_OK) { |
503 | sr_err("Failed to configure triggers."); | |
014359e3 BV |
504 | return SR_ERR; |
505 | } | |
506 | ||
609bfd75 BV |
507 | usb = sdi->conn; |
508 | ||
0ab0cb94 TY |
509 | set_triggerbar(devc); |
510 | ||
e495a676 | 511 | /* Push configured settings to device. */ |
609bfd75 | 512 | analyzer_configure(usb->devhdl); |
a143e4e5 | 513 | |
609bfd75 | 514 | analyzer_start(usb->devhdl); |
6d116114 | 515 | sr_info("Waiting for data."); |
609bfd75 | 516 | analyzer_wait_data(usb->devhdl); |
a1bb33af | 517 | |
42ceb777 RD |
518 | status = analyzer_read_status(usb->devhdl); |
519 | stop_address = analyzer_get_stop_address(usb->devhdl); | |
520 | now_address = analyzer_get_now_address(usb->devhdl); | |
521 | trigger_address = analyzer_get_trigger_address(usb->devhdl); | |
522 | ||
523 | triggerbar = analyzer_get_triggerbar_address(); | |
524 | ramsize_trigger = analyzer_get_ramsize_trigger_address(); | |
525 | ||
526 | n = get_memory_size(devc->memory_size); | |
527 | memory_size = n / 4; | |
528 | ||
529 | sr_info("Status = 0x%x.", status); | |
530 | sr_info("Stop address = 0x%x.", stop_address); | |
531 | sr_info("Now address = 0x%x.", now_address); | |
532 | sr_info("Trigger address = 0x%x.", trigger_address); | |
533 | sr_info("Triggerbar address = 0x%x.", triggerbar); | |
534 | sr_info("Ramsize trigger = 0x%x.", ramsize_trigger); | |
535 | sr_info("Memory size = 0x%x.", memory_size); | |
a1bb33af | 536 | |
695dc859 | 537 | std_session_send_df_header(sdi, LOG_PREFIX); |
f366e86c | 538 | |
42ceb777 RD |
539 | /* Check for empty capture */ |
540 | if ((status & STATUS_READY) && !stop_address) { | |
695dc859 | 541 | std_session_send_df_end(sdi, LOG_PREFIX); |
42ceb777 RD |
542 | return SR_OK; |
543 | } | |
544 | ||
a95f142e | 545 | buf = g_malloc(PACKET_SIZE); |
b53738ba | 546 | |
42ceb777 RD |
547 | /* Check if the trigger is in the samples we are throwing away */ |
548 | trigger_now = now_address == trigger_address || | |
549 | ((now_address + 1) % memory_size) == trigger_address; | |
550 | ||
551 | /* | |
552 | * STATUS_READY doesn't clear until now_address advances past | |
553 | * addr 0, but for our logic, clear it in that case | |
554 | */ | |
555 | if (!now_address) | |
556 | status &= ~STATUS_READY; | |
557 | ||
609bfd75 | 558 | analyzer_read_start(usb->devhdl); |
42ceb777 RD |
559 | |
560 | /* Calculate how much data to discard */ | |
561 | discard = 0; | |
562 | if (status & STATUS_READY) { | |
563 | /* | |
564 | * We haven't wrapped around, we need to throw away data from | |
565 | * our current position to the end of the buffer. | |
566 | * Additionally, the first two samples captured are always | |
567 | * bogus. | |
568 | */ | |
569 | discard += memory_size - now_address + 2; | |
570 | now_address = 2; | |
571 | } | |
572 | ||
573 | /* If we have more samples than we need, discard them */ | |
574 | valid_samples = (stop_address - now_address) % memory_size; | |
575 | if (valid_samples > ramsize_trigger + triggerbar) { | |
576 | discard += valid_samples - (ramsize_trigger + triggerbar); | |
577 | now_address += valid_samples - (ramsize_trigger + triggerbar); | |
578 | } | |
579 | ||
580 | sr_info("Need to discard %d samples.", discard); | |
581 | ||
582 | /* Calculate how far in the trigger is */ | |
583 | if (trigger_now) | |
584 | trigger_offset = 0; | |
585 | else | |
586 | trigger_offset = (trigger_address - now_address) % memory_size; | |
587 | ||
588 | /* Recalculate the number of samples available */ | |
589 | valid_samples = (stop_address - now_address) % memory_size; | |
590 | ||
fed16f06 | 591 | /* Send the incoming transfer to the session bus. */ |
42ceb777 | 592 | samples_read = 0; |
0ab0cb94 | 593 | for (packet_num = 0; packet_num < n / PACKET_SIZE; packet_num++) { |
42ceb777 RD |
594 | unsigned int len; |
595 | unsigned int buf_offset; | |
596 | ||
609bfd75 | 597 | res = analyzer_read_data(usb->devhdl, buf, PACKET_SIZE); |
6d116114 | 598 | sr_info("Tried to read %d bytes, actually read %d bytes.", |
b08024a8 | 599 | PACKET_SIZE, res); |
a1bb33af | 600 | |
42ceb777 RD |
601 | if (discard >= PACKET_SIZE / 4) { |
602 | discard -= PACKET_SIZE / 4; | |
603 | continue; | |
604 | } | |
605 | ||
606 | len = PACKET_SIZE - discard * 4; | |
607 | buf_offset = discard * 4; | |
608 | discard = 0; | |
609 | ||
610 | /* Check if we've read all the samples */ | |
611 | if (samples_read + len / 4 >= valid_samples) | |
612 | len = (valid_samples - samples_read) * 4; | |
613 | if (!len) | |
614 | break; | |
615 | ||
616 | if (samples_read < trigger_offset && | |
617 | samples_read + len / 4 > trigger_offset) { | |
618 | /* Send out samples remaining before trigger */ | |
619 | packet.type = SR_DF_LOGIC; | |
620 | packet.payload = &logic; | |
621 | logic.length = (trigger_offset - samples_read) * 4; | |
622 | logic.unitsize = 4; | |
623 | logic.data = buf + buf_offset; | |
695dc859 | 624 | sr_session_send(sdi, &packet); |
42ceb777 RD |
625 | len -= logic.length; |
626 | samples_read += logic.length / 4; | |
627 | buf_offset += logic.length; | |
628 | } | |
629 | ||
630 | if (samples_read == trigger_offset) { | |
631 | /* Send out trigger */ | |
632 | packet.type = SR_DF_TRIGGER; | |
633 | packet.payload = NULL; | |
695dc859 | 634 | sr_session_send(sdi, &packet); |
42ceb777 RD |
635 | } |
636 | ||
637 | /* Send out data (or data after trigger) */ | |
5a2326a7 | 638 | packet.type = SR_DF_LOGIC; |
9c939c51 | 639 | packet.payload = &logic; |
42ceb777 | 640 | logic.length = len; |
9c939c51 | 641 | logic.unitsize = 4; |
42ceb777 | 642 | logic.data = buf + buf_offset; |
695dc859 | 643 | sr_session_send(sdi, &packet); |
42ceb777 | 644 | samples_read += len / 4; |
a1bb33af | 645 | } |
609bfd75 | 646 | analyzer_read_stop(usb->devhdl); |
a1bb33af UH |
647 | g_free(buf); |
648 | ||
695dc859 | 649 | std_session_send_df_end(sdi, LOG_PREFIX); |
a1bb33af | 650 | |
e46b8fb1 | 651 | return SR_OK; |
a1bb33af UH |
652 | } |
653 | ||
3cd3a20b | 654 | /* TODO: This stops acquisition on ALL devices, ignoring dev_index. */ |
695dc859 | 655 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
a1bb33af | 656 | { |
609bfd75 | 657 | struct sr_usb_dev_inst *usb; |
a1bb33af | 658 | |
695dc859 | 659 | std_session_send_df_end(sdi, LOG_PREFIX); |
a1bb33af | 660 | |
609bfd75 BV |
661 | usb = sdi->conn; |
662 | analyzer_reset(usb->devhdl); | |
fed16f06 | 663 | /* TODO: Need to cancel and free any queued up transfers. */ |
3010f21c UH |
664 | |
665 | return SR_OK; | |
a1bb33af UH |
666 | } |
667 | ||
c09f0b57 | 668 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info = { |
e519ba86 | 669 | .name = "zeroplus-logic-cube", |
8fdecced | 670 | .longname = "ZEROPLUS Logic Cube LAP-C series", |
e519ba86 | 671 | .api_version = 1, |
6078d2c9 | 672 | .init = init, |
700d6b64 | 673 | .cleanup = std_cleanup, |
6078d2c9 | 674 | .scan = scan, |
c01bf34c | 675 | .dev_list = std_dev_list, |
a6630742 | 676 | .dev_clear = NULL, |
035a1078 BV |
677 | .config_get = config_get, |
678 | .config_set = config_set, | |
a1c743fc | 679 | .config_list = config_list, |
6078d2c9 UH |
680 | .dev_open = dev_open, |
681 | .dev_close = dev_close, | |
682 | .dev_acquisition_start = dev_acquisition_start, | |
683 | .dev_acquisition_stop = dev_acquisition_stop, | |
41812aca | 684 | .context = NULL, |
a1bb33af | 685 | }; |