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Commit | Line | Data |
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a1bb33af UH |
1 | /* |
2 | * This file is part of the sigrok project. | |
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 | ||
20 | #include <stdio.h> | |
21 | #include <stdlib.h> | |
c31e9ef4 | 22 | #include <string.h> |
a1bb33af UH |
23 | #include <sys/time.h> |
24 | #include <inttypes.h> | |
25 | #include <glib.h> | |
26 | #include <libusb.h> | |
c31e9ef4 | 27 | #include "config.h" |
45c59c8b BV |
28 | #include "libsigrok.h" |
29 | #include "libsigrok-internal.h" | |
a1bb33af UH |
30 | #include "analyzer.h" |
31 | ||
fed16f06 | 32 | #define USB_VENDOR 0x0c12 |
8fdecced UH |
33 | |
34 | #define VENDOR_NAME "ZEROPLUS" | |
35 | #define MODEL_NAME "Logic Cube LAP-C" | |
36 | #define MODEL_VERSION NULL | |
a1bb33af | 37 | |
6752905e | 38 | #define NUM_PROBES 16 |
a1bb33af UH |
39 | #define USB_INTERFACE 0 |
40 | #define USB_CONFIGURATION 1 | |
41 | #define NUM_TRIGGER_STAGES 4 | |
42 | #define TRIGGER_TYPES "01" | |
43 | ||
fed16f06 | 44 | #define PACKET_SIZE 2048 /* ?? */ |
a1bb33af UH |
45 | |
46 | typedef struct { | |
428edbe1 | 47 | unsigned short vid; |
a1bb33af | 48 | unsigned short pid; |
428edbe1 | 49 | char *model_name; |
a1bb33af | 50 | unsigned int channels; |
fed16f06 | 51 | unsigned int sample_depth; /* In Ksamples/channel */ |
a1bb33af UH |
52 | unsigned int max_sampling_freq; |
53 | } model_t; | |
54 | ||
fed16f06 UH |
55 | /* |
56 | * Note -- 16032, 16064 and 16128 *usually* -- but not always -- have the | |
57 | * same 128K sample depth. | |
58 | */ | |
29cbfeaf | 59 | static model_t zeroplus_models[] = { |
428edbe1 BV |
60 | {0x0c12, 0x7009, "LAP-C(16064)", 16, 64, 100}, |
61 | {0x0c12, 0x700A, "LAP-C(16128)", 16, 128, 200}, | |
3f848bb7 | 62 | /* TODO: we don't know anything about these |
428edbe1 BV |
63 | {0x0c12, 0x700B, "LAP-C(32128)", 32, 128, 200}, |
64 | {0x0c12, 0x700C, "LAP-C(321000)", 32, 1024, 200}, | |
65 | {0x0c12, 0x700D, "LAP-C(322000)", 32, 2048, 200}, | |
3f848bb7 | 66 | */ |
428edbe1 BV |
67 | {0x0c12, 0x700E, "LAP-C(16032)", 16, 32, 100}, |
68 | {0x0c12, 0x7016, "LAP-C(162000)", 16, 2048, 200}, | |
69 | { 0, 0, 0, 0, 0, 0 } | |
a1bb33af UH |
70 | }; |
71 | ||
915f7cc8 | 72 | static const int hwcaps[] = { |
5a2326a7 UH |
73 | SR_HWCAP_LOGIC_ANALYZER, |
74 | SR_HWCAP_SAMPLERATE, | |
5a2326a7 | 75 | SR_HWCAP_CAPTURE_RATIO, |
a1bb33af | 76 | |
fed16f06 | 77 | /* These are really implemented in the driver, not the hardware. */ |
5a2326a7 | 78 | SR_HWCAP_LIMIT_SAMPLES, |
fed16f06 | 79 | 0, |
a1bb33af UH |
80 | }; |
81 | ||
d261dbbf UH |
82 | /* |
83 | * ZEROPLUS LAP-C (16032) numbers the 16 probes A0-A7 and B0-B7. | |
84 | * We currently ignore other untested/unsupported devices here. | |
85 | */ | |
6752905e | 86 | static const char *probe_names[NUM_PROBES + 1] = { |
d261dbbf UH |
87 | "A0", |
88 | "A1", | |
89 | "A2", | |
90 | "A3", | |
91 | "A4", | |
92 | "A5", | |
93 | "A6", | |
94 | "A7", | |
95 | "B0", | |
96 | "B1", | |
97 | "B2", | |
98 | "B3", | |
99 | "B4", | |
100 | "B5", | |
101 | "B6", | |
102 | "B7", | |
464d12c7 KS |
103 | NULL, |
104 | }; | |
105 | ||
e7eb703f | 106 | /* List of struct sr_dev_inst, maintained by dev_open()/dev_close(). */ |
32756547 BV |
107 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info; |
108 | static struct sr_dev_driver *zdi = &zeroplus_logic_cube_driver_info; | |
a1bb33af UH |
109 | |
110 | static libusb_context *usb_context = NULL; | |
111 | ||
fed16f06 UH |
112 | /* |
113 | * The hardware supports more samplerates than these, but these are the | |
114 | * options hardcoded into the vendor's Windows GUI. | |
115 | */ | |
a1bb33af | 116 | |
fed16f06 UH |
117 | /* |
118 | * TODO: We shouldn't support 150MHz and 200MHz on devices that don't go up | |
119 | * that high. | |
120 | */ | |
a533743d | 121 | static const uint64_t supported_samplerates[] = { |
c9140419 UH |
122 | SR_HZ(100), |
123 | SR_HZ(500), | |
59df0c77 UH |
124 | SR_KHZ(1), |
125 | SR_KHZ(5), | |
126 | SR_KHZ(25), | |
127 | SR_KHZ(50), | |
128 | SR_KHZ(100), | |
129 | SR_KHZ(200), | |
130 | SR_KHZ(400), | |
131 | SR_KHZ(800), | |
132 | SR_MHZ(1), | |
133 | SR_MHZ(10), | |
134 | SR_MHZ(25), | |
135 | SR_MHZ(50), | |
136 | SR_MHZ(80), | |
137 | SR_MHZ(100), | |
138 | SR_MHZ(150), | |
139 | SR_MHZ(200), | |
fed16f06 | 140 | 0, |
a1bb33af UH |
141 | }; |
142 | ||
a533743d | 143 | static const struct sr_samplerates samplerates = { |
590b9f9a UH |
144 | 0, |
145 | 0, | |
146 | 0, | |
fed16f06 | 147 | supported_samplerates, |
a1bb33af UH |
148 | }; |
149 | ||
310e9e9b BV |
150 | /* Private driver context. */ |
151 | struct drv_context { | |
152 | GSList *instances; | |
153 | }; | |
154 | ||
ea9cfed7 | 155 | /* Private, per-device-instance driver context. */ |
310e9e9b | 156 | struct dev_context { |
bf43ea23 | 157 | uint64_t cur_samplerate; |
bf43ea23 UH |
158 | uint64_t limit_samples; |
159 | int num_channels; /* TODO: This isn't initialized before it's needed :( */ | |
160 | uint64_t memory_size; | |
161 | uint8_t probe_mask; | |
162 | uint8_t trigger_mask[NUM_TRIGGER_STAGES]; | |
163 | uint8_t trigger_value[NUM_TRIGGER_STAGES]; | |
164 | // uint8_t trigger_buffer[NUM_TRIGGER_STAGES]; | |
69890f73 | 165 | |
7da6f9d5 | 166 | /* TODO: this belongs in the device instance */ |
d68e2d1a | 167 | struct sr_usb_dev_inst *usb; |
bf43ea23 | 168 | }; |
a1bb33af | 169 | |
6f4b1868 BV |
170 | static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap, |
171 | const void *value); | |
25a0f108 | 172 | static int hw_dev_close(struct sr_dev_inst *sdi); |
a1bb33af UH |
173 | |
174 | static unsigned int get_memory_size(int type) | |
175 | { | |
fed16f06 UH |
176 | if (type == MEMORY_SIZE_8K) |
177 | return 8 * 1024; | |
178 | else if (type == MEMORY_SIZE_64K) | |
179 | return 64 * 1024; | |
180 | else if (type == MEMORY_SIZE_128K) | |
181 | return 128 * 1024; | |
182 | else if (type == MEMORY_SIZE_512K) | |
183 | return 512 * 1024; | |
184 | else | |
185 | return 0; | |
a1bb33af UH |
186 | } |
187 | ||
014359e3 | 188 | static int configure_probes(const struct sr_dev_inst *sdi) |
a1bb33af | 189 | { |
310e9e9b | 190 | struct dev_context *devc; |
1b79df2f JH |
191 | const struct sr_probe *probe; |
192 | const GSList *l; | |
a1bb33af UH |
193 | int probe_bit, stage, i; |
194 | char *tc; | |
195 | ||
bf43ea23 | 196 | /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ |
310e9e9b | 197 | devc = sdi->priv; |
bf43ea23 | 198 | |
310e9e9b | 199 | devc->probe_mask = 0; |
fed16f06 | 200 | for (i = 0; i < NUM_TRIGGER_STAGES; i++) { |
310e9e9b BV |
201 | devc->trigger_mask[i] = 0; |
202 | devc->trigger_value[i] = 0; | |
a1bb33af UH |
203 | } |
204 | ||
205 | stage = -1; | |
014359e3 | 206 | for (l = sdi->probes; l; l = l->next) { |
1afe8989 | 207 | probe = (struct sr_probe *)l->data; |
fed16f06 | 208 | if (probe->enabled == FALSE) |
a1bb33af | 209 | continue; |
b35c8293 | 210 | probe_bit = 1 << (probe->index); |
310e9e9b | 211 | devc->probe_mask |= probe_bit; |
fed16f06 UH |
212 | |
213 | if (probe->trigger) { | |
a1bb33af | 214 | stage = 0; |
fed16f06 | 215 | for (tc = probe->trigger; *tc; tc++) { |
310e9e9b | 216 | devc->trigger_mask[stage] |= probe_bit; |
fed16f06 | 217 | if (*tc == '1') |
310e9e9b | 218 | devc->trigger_value[stage] |= probe_bit; |
a1bb33af | 219 | stage++; |
fed16f06 | 220 | if (stage > NUM_TRIGGER_STAGES) |
e46b8fb1 | 221 | return SR_ERR; |
a1bb33af UH |
222 | } |
223 | } | |
224 | } | |
225 | ||
e46b8fb1 | 226 | return SR_OK; |
a1bb33af UH |
227 | } |
228 | ||
811deee4 | 229 | static int clear_instances(void) |
7da6f9d5 BV |
230 | { |
231 | GSList *l; | |
232 | struct sr_dev_inst *sdi; | |
310e9e9b | 233 | struct drv_context *drvc; |
fabe59b3 | 234 | struct dev_context *devc; |
7da6f9d5 | 235 | |
310e9e9b BV |
236 | drvc = zdi->priv; |
237 | for (l = drvc->instances; l; l = l->next) { | |
7da6f9d5 | 238 | sdi = l->data; |
fabe59b3 BV |
239 | if (!(devc = sdi->priv)) { |
240 | /* Log error, but continue cleaning up the rest. */ | |
241 | sr_err("zeroplus: %s: sdi->priv was NULL, continuing", __func__); | |
242 | continue; | |
243 | } | |
244 | sr_usb_dev_inst_free(devc->usb); | |
7da6f9d5 | 245 | /* Properly close all devices... */ |
25a0f108 | 246 | hw_dev_close(sdi); |
7da6f9d5 BV |
247 | /* ...and free all their memory. */ |
248 | sr_dev_inst_free(sdi); | |
249 | } | |
310e9e9b BV |
250 | g_slist_free(drvc->instances); |
251 | drvc->instances = NULL; | |
7da6f9d5 | 252 | |
811deee4 | 253 | return SR_OK; |
7da6f9d5 BV |
254 | } |
255 | ||
a1bb33af UH |
256 | /* |
257 | * API callbacks | |
258 | */ | |
259 | ||
40dda2c3 | 260 | static int hw_init(void) |
61136ea6 | 261 | { |
310e9e9b BV |
262 | struct drv_context *drvc; |
263 | ||
264 | if (!(drvc = g_try_malloc0(sizeof(struct drv_context)))) { | |
265 | sr_err("zeroplus: driver context malloc failed."); | |
266 | return SR_ERR; | |
267 | } | |
268 | zdi->priv = drvc; | |
61136ea6 | 269 | |
7da6f9d5 BV |
270 | if (libusb_init(&usb_context) != 0) { |
271 | sr_err("zp: Failed to initialize USB."); | |
272 | return 0; | |
273 | } | |
61136ea6 BV |
274 | |
275 | return SR_OK; | |
276 | } | |
277 | ||
4ca38984 | 278 | static GSList *hw_scan(GSList *options) |
a1bb33af | 279 | { |
d68e2d1a | 280 | struct sr_dev_inst *sdi; |
428edbe1 | 281 | struct sr_probe *probe; |
310e9e9b BV |
282 | struct drv_context *drvc; |
283 | struct dev_context *devc; | |
428edbe1 | 284 | model_t *prof; |
a1bb33af UH |
285 | struct libusb_device_descriptor des; |
286 | libusb_device **devlist; | |
428edbe1 BV |
287 | GSList *devices; |
288 | int ret, devcnt, i, j; | |
a1bb33af | 289 | |
4ca38984 | 290 | (void)options; |
310e9e9b | 291 | drvc = zdi->priv; |
4ca38984 BV |
292 | devices = NULL; |
293 | ||
7da6f9d5 BV |
294 | clear_instances(); |
295 | ||
8fdecced | 296 | /* Find all ZEROPLUS analyzers and add them to device list. */ |
a1bb33af | 297 | devcnt = 0; |
185ae2c5 | 298 | libusb_get_device_list(usb_context, &devlist); /* TODO: Errors. */ |
fed16f06 UH |
299 | |
300 | for (i = 0; devlist[i]; i++) { | |
ebc34738 UH |
301 | ret = libusb_get_device_descriptor(devlist[i], &des); |
302 | if (ret != 0) { | |
303 | sr_err("zp: failed to get device descriptor: %d", ret); | |
a1bb33af UH |
304 | continue; |
305 | } | |
306 | ||
428edbe1 BV |
307 | prof = NULL; |
308 | for (j = 0; j < zeroplus_models[j].vid; j++) { | |
309 | if (des.idVendor == zeroplus_models[j].vid && | |
310 | des.idProduct == zeroplus_models[j].pid) { | |
311 | prof = &zeroplus_models[j]; | |
bf43ea23 | 312 | } |
a1bb33af | 313 | } |
428edbe1 BV |
314 | /* Skip if the device was not found */ |
315 | if (!prof) | |
316 | continue; | |
317 | sr_info("zp: Found ZEROPLUS model %s", prof->model_name); | |
318 | ||
319 | /* Register the device with libsigrok. */ | |
320 | if (!(sdi = sr_dev_inst_new(devcnt, SR_ST_INACTIVE, | |
321 | VENDOR_NAME, prof->model_name, NULL))) { | |
322 | sr_err("zp: %s: sr_dev_inst_new failed", __func__); | |
323 | return NULL; | |
324 | } | |
325 | sdi->driver = zdi; | |
326 | ||
327 | /* Allocate memory for our private driver context. */ | |
310e9e9b BV |
328 | if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) { |
329 | sr_err("zp: %s: devc malloc failed", __func__); | |
428edbe1 BV |
330 | return 0; |
331 | } | |
310e9e9b BV |
332 | sdi->priv = devc; |
333 | devc->num_channels = prof->channels; | |
334 | devc->memory_size = prof->sample_depth * 1024; | |
335 | // memset(devc->trigger_buffer, 0, NUM_TRIGGER_STAGES); | |
428edbe1 BV |
336 | |
337 | /* Fill in probelist according to this device's profile. */ | |
310e9e9b | 338 | for (j = 0; j < devc->num_channels; j++) { |
428edbe1 BV |
339 | if (!(probe = sr_probe_new(j, SR_PROBE_LOGIC, TRUE, |
340 | probe_names[j]))) | |
341 | return NULL; | |
342 | sdi->probes = g_slist_append(sdi->probes, probe); | |
343 | } | |
344 | ||
345 | devices = g_slist_append(devices, sdi); | |
310e9e9b BV |
346 | drvc->instances = g_slist_append(drvc->instances, sdi); |
347 | devc->usb = sr_usb_dev_inst_new( | |
428edbe1 BV |
348 | libusb_get_bus_number(devlist[i]), |
349 | libusb_get_device_address(devlist[i]), NULL); | |
350 | devcnt++; | |
351 | ||
a1bb33af UH |
352 | } |
353 | libusb_free_device_list(devlist, 1); | |
354 | ||
4ca38984 | 355 | return devices; |
a1bb33af UH |
356 | } |
357 | ||
811deee4 BV |
358 | static GSList *hw_dev_list(void) |
359 | { | |
360 | struct drv_context *drvc; | |
361 | ||
362 | drvc = zdi->priv; | |
363 | ||
364 | return drvc->instances; | |
365 | } | |
366 | ||
25a0f108 | 367 | static int hw_dev_open(struct sr_dev_inst *sdi) |
a1bb33af | 368 | { |
310e9e9b | 369 | struct dev_context *devc; |
428edbe1 BV |
370 | libusb_device **devlist, *dev; |
371 | struct libusb_device_descriptor des; | |
372 | int device_count, ret, i; | |
a1bb33af | 373 | |
310e9e9b | 374 | if (!(devc = sdi->priv)) { |
bf43ea23 UH |
375 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
376 | return SR_ERR_ARG; | |
377 | } | |
378 | ||
428edbe1 BV |
379 | device_count = libusb_get_device_list(usb_context, &devlist); |
380 | if (device_count < 0) { | |
381 | sr_err("zp: Failed to retrieve device list"); | |
382 | return SR_ERR; | |
383 | } | |
384 | ||
385 | dev = NULL; | |
386 | for (i = 0; i < device_count; i++) { | |
387 | if ((ret = libusb_get_device_descriptor(devlist[i], &des))) { | |
388 | sr_err("fx2lafw: Failed to get device descriptor: %d.", | |
389 | ret); | |
390 | continue; | |
391 | } | |
310e9e9b BV |
392 | if (libusb_get_bus_number(devlist[i]) == devc->usb->bus |
393 | && libusb_get_device_address(devlist[i]) == devc->usb->address) { | |
428edbe1 BV |
394 | dev = devlist[i]; |
395 | break; | |
396 | } | |
397 | } | |
398 | if (!dev) { | |
399 | sr_err("device on bus %d address %d disappeared!", | |
310e9e9b | 400 | devc->usb->bus, devc->usb->address); |
428edbe1 BV |
401 | return SR_ERR; |
402 | } | |
403 | ||
310e9e9b | 404 | if (!(ret = libusb_open(dev, &(devc->usb->devhdl)))) { |
428edbe1 BV |
405 | sdi->status = SR_ST_ACTIVE; |
406 | sr_info("zp: opened device %d on %d.%d interface %d", | |
310e9e9b BV |
407 | sdi->index, devc->usb->bus, |
408 | devc->usb->address, USB_INTERFACE); | |
428edbe1 BV |
409 | } else { |
410 | sr_err("zp: failed to open device: %d", ret); | |
411 | return SR_ERR; | |
412 | } | |
413 | ||
310e9e9b | 414 | ret = libusb_set_configuration(devc->usb->devhdl, USB_CONFIGURATION); |
ebc34738 | 415 | if (ret < 0) { |
133a37bf | 416 | sr_err("zp: Unable to set USB configuration %d: %d", |
ebc34738 | 417 | USB_CONFIGURATION, ret); |
185ae2c5 UH |
418 | return SR_ERR; |
419 | } | |
420 | ||
310e9e9b | 421 | ret = libusb_claim_interface(devc->usb->devhdl, USB_INTERFACE); |
ebc34738 UH |
422 | if (ret != 0) { |
423 | sr_err("zp: Unable to claim interface: %d", ret); | |
e46b8fb1 | 424 | return SR_ERR; |
a1bb33af | 425 | } |
185ae2c5 | 426 | |
310e9e9b BV |
427 | analyzer_reset(devc->usb->devhdl); |
428 | analyzer_initialize(devc->usb->devhdl); | |
a1bb33af UH |
429 | |
430 | analyzer_set_memory_size(MEMORY_SIZE_512K); | |
fed16f06 | 431 | // analyzer_set_freq(g_freq, g_freq_scale); |
a1bb33af | 432 | analyzer_set_trigger_count(1); |
408e7199 UH |
433 | // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) |
434 | // * get_memory_size(g_memory_size)) / 100) >> 2); | |
fed16f06 UH |
435 | analyzer_set_ramsize_trigger_address( |
436 | (100 * get_memory_size(MEMORY_SIZE_512K) / 100) >> 2); | |
a1bb33af | 437 | |
fed16f06 UH |
438 | #if 0 |
439 | if (g_double_mode == 1) | |
a1bb33af UH |
440 | analyzer_set_compression(COMPRESSION_DOUBLE); |
441 | else if (g_compression == 1) | |
442 | analyzer_set_compression(COMPRESSION_ENABLE); | |
fed16f06 UH |
443 | else |
444 | #endif | |
445 | analyzer_set_compression(COMPRESSION_NONE); | |
a1bb33af | 446 | |
310e9e9b | 447 | if (devc->cur_samplerate == 0) { |
408e7199 | 448 | /* Samplerate hasn't been set. Default to the slowest one. */ |
6f4b1868 | 449 | if (hw_dev_config_set(sdi, SR_HWCAP_SAMPLERATE, |
73017cf9 | 450 | &samplerates.list[0]) == SR_ERR) |
e46b8fb1 | 451 | return SR_ERR; |
a1bb33af UH |
452 | } |
453 | ||
e46b8fb1 | 454 | return SR_OK; |
a1bb33af UH |
455 | } |
456 | ||
25a0f108 | 457 | static int hw_dev_close(struct sr_dev_inst *sdi) |
a1bb33af | 458 | { |
310e9e9b | 459 | struct dev_context *devc; |
a1bb33af | 460 | |
310e9e9b | 461 | if (!(devc = sdi->priv)) { |
25a0f108 BV |
462 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
463 | return SR_ERR; | |
697785d1 UH |
464 | } |
465 | ||
310e9e9b | 466 | if (!devc->usb->devhdl) |
25a0f108 BV |
467 | return SR_ERR; |
468 | ||
469 | sr_info("zp: closing device %d on %d.%d interface %d", sdi->index, | |
310e9e9b BV |
470 | devc->usb->bus, devc->usb->address, USB_INTERFACE); |
471 | libusb_release_interface(devc->usb->devhdl, USB_INTERFACE); | |
472 | libusb_reset_device(devc->usb->devhdl); | |
473 | libusb_close(devc->usb->devhdl); | |
474 | devc->usb->devhdl = NULL; | |
25a0f108 | 475 | sdi->status = SR_ST_INACTIVE; |
697785d1 UH |
476 | |
477 | return SR_OK; | |
a1bb33af UH |
478 | } |
479 | ||
57ab7d9f | 480 | static int hw_cleanup(void) |
a1bb33af | 481 | { |
310e9e9b BV |
482 | struct drv_context *drvc; |
483 | ||
484 | if (!(drvc = zdi->priv)) | |
485 | return SR_OK; | |
a1bb33af | 486 | |
7da6f9d5 | 487 | clear_instances(); |
a1bb33af | 488 | |
fed16f06 | 489 | if (usb_context) |
a1bb33af UH |
490 | libusb_exit(usb_context); |
491 | usb_context = NULL; | |
57ab7d9f UH |
492 | |
493 | return SR_OK; | |
a1bb33af UH |
494 | } |
495 | ||
626409ab BV |
496 | static int hw_info_get(int info_id, const void **data, |
497 | const struct sr_dev_inst *sdi) | |
a1bb33af | 498 | { |
310e9e9b | 499 | struct dev_context *devc; |
a1bb33af | 500 | |
626409ab | 501 | switch (info_id) { |
444adea2 BV |
502 | case SR_DI_HWCAPS: |
503 | *data = hwcaps; | |
504 | break; | |
5a2326a7 | 505 | case SR_DI_NUM_PROBES: |
626409ab | 506 | if (sdi) { |
310e9e9b BV |
507 | devc = sdi->priv; |
508 | *data = GINT_TO_POINTER(devc->num_channels); | |
626409ab | 509 | sr_spew("zp: %s: Returning number of channels: %d.", |
310e9e9b | 510 | __func__, devc->num_channels); |
626409ab BV |
511 | } else |
512 | return SR_ERR; | |
a1bb33af | 513 | break; |
464d12c7 | 514 | case SR_DI_PROBE_NAMES: |
626409ab | 515 | *data = probe_names; |
6752905e | 516 | sr_spew("zp: %s: Returning probenames.", __func__); |
464d12c7 | 517 | break; |
5a2326a7 | 518 | case SR_DI_SAMPLERATES: |
626409ab | 519 | *data = &samplerates; |
6752905e | 520 | sr_spew("zp: %s: Returning samplerates.", __func__); |
a1bb33af | 521 | break; |
5a2326a7 | 522 | case SR_DI_TRIGGER_TYPES: |
626409ab BV |
523 | *data = TRIGGER_TYPES; |
524 | sr_spew("zp: %s: Returning triggertypes: %s.", __func__, TRIGGER_TYPES); | |
a1bb33af | 525 | break; |
5a2326a7 | 526 | case SR_DI_CUR_SAMPLERATE: |
626409ab | 527 | if (sdi) { |
310e9e9b BV |
528 | devc = sdi->priv; |
529 | *data = &devc->cur_samplerate; | |
626409ab | 530 | sr_spew("zp: %s: Returning samplerate: %" PRIu64 "Hz.", |
310e9e9b | 531 | __func__, devc->cur_samplerate); |
626409ab BV |
532 | } else |
533 | return SR_ERR; | |
bf43ea23 UH |
534 | break; |
535 | default: | |
626409ab | 536 | return SR_ERR_ARG; |
a1bb33af UH |
537 | } |
538 | ||
626409ab | 539 | return SR_OK; |
a1bb33af UH |
540 | } |
541 | ||
6f4b1868 | 542 | static int set_samplerate(const struct sr_dev_inst *sdi, uint64_t samplerate) |
a1bb33af | 543 | { |
310e9e9b | 544 | struct dev_context *devc; |
bf43ea23 UH |
545 | |
546 | if (!sdi) { | |
547 | sr_err("zp: %s: sdi was NULL", __func__); | |
548 | return SR_ERR_ARG; | |
549 | } | |
550 | ||
310e9e9b | 551 | if (!(devc = sdi->priv)) { |
bf43ea23 UH |
552 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
553 | return SR_ERR_ARG; | |
554 | } | |
555 | ||
73017cf9 UH |
556 | sr_info("zp: Setting samplerate to %" PRIu64 "Hz.", samplerate); |
557 | ||
59df0c77 UH |
558 | if (samplerate > SR_MHZ(1)) |
559 | analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ); | |
560 | else if (samplerate > SR_KHZ(1)) | |
561 | analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ); | |
a1bb33af | 562 | else |
fed16f06 | 563 | analyzer_set_freq(samplerate, FREQ_SCALE_HZ); |
a1bb33af | 564 | |
310e9e9b | 565 | devc->cur_samplerate = samplerate; |
a1bb33af | 566 | |
e46b8fb1 | 567 | return SR_OK; |
a1bb33af UH |
568 | } |
569 | ||
6f4b1868 BV |
570 | static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap, |
571 | const void *value) | |
a1bb33af | 572 | { |
310e9e9b | 573 | struct dev_context *devc; |
a1bb33af | 574 | |
310e9e9b | 575 | if (!(devc = sdi->priv)) { |
bf43ea23 UH |
576 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
577 | return SR_ERR_ARG; | |
578 | } | |
a1bb33af | 579 | |
ffedd0bf | 580 | switch (hwcap) { |
5a2326a7 | 581 | case SR_HWCAP_SAMPLERATE: |
1b79df2f | 582 | return set_samplerate(sdi, *(const uint64_t *)value); |
5a2326a7 | 583 | case SR_HWCAP_LIMIT_SAMPLES: |
310e9e9b | 584 | devc->limit_samples = *(const uint64_t *)value; |
e46b8fb1 | 585 | return SR_OK; |
fed16f06 | 586 | default: |
e46b8fb1 | 587 | return SR_ERR; |
a1bb33af UH |
588 | } |
589 | } | |
590 | ||
3ffb6964 BV |
591 | static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, |
592 | void *cb_data) | |
a1bb33af | 593 | { |
b9c735a2 | 594 | struct sr_datafeed_packet packet; |
9c939c51 | 595 | struct sr_datafeed_logic logic; |
b9c735a2 | 596 | struct sr_datafeed_header header; |
f366e86c | 597 | struct sr_datafeed_meta_logic meta; |
9c939c51 | 598 | uint64_t samples_read; |
a1bb33af | 599 | int res; |
afc8e4de | 600 | unsigned int packet_num; |
a1bb33af | 601 | unsigned char *buf; |
310e9e9b | 602 | struct dev_context *devc; |
a1bb33af | 603 | |
310e9e9b | 604 | if (!(devc = sdi->priv)) { |
bf43ea23 UH |
605 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
606 | return SR_ERR_ARG; | |
607 | } | |
a1bb33af | 608 | |
014359e3 BV |
609 | if (configure_probes(sdi) != SR_OK) { |
610 | sr_err("zp: failed to configured probes"); | |
611 | return SR_ERR; | |
612 | } | |
613 | ||
a143e4e5 | 614 | /* push configured settings to device */ |
310e9e9b | 615 | analyzer_configure(devc->usb->devhdl); |
a143e4e5 | 616 | |
310e9e9b | 617 | analyzer_start(devc->usb->devhdl); |
7b48d6e1 | 618 | sr_info("zp: Waiting for data"); |
310e9e9b | 619 | analyzer_wait_data(devc->usb->devhdl); |
a1bb33af | 620 | |
7b48d6e1 | 621 | sr_info("zp: Stop address = 0x%x", |
310e9e9b | 622 | analyzer_get_stop_address(devc->usb->devhdl)); |
7b48d6e1 | 623 | sr_info("zp: Now address = 0x%x", |
310e9e9b | 624 | analyzer_get_now_address(devc->usb->devhdl)); |
7b48d6e1 | 625 | sr_info("zp: Trigger address = 0x%x", |
310e9e9b | 626 | analyzer_get_trigger_address(devc->usb->devhdl)); |
a1bb33af | 627 | |
5a2326a7 | 628 | packet.type = SR_DF_HEADER; |
9c939c51 | 629 | packet.payload = &header; |
a1bb33af UH |
630 | header.feed_version = 1; |
631 | gettimeofday(&header.starttime, NULL); | |
f366e86c BV |
632 | sr_session_send(cb_data, &packet); |
633 | ||
634 | /* Send metadata about the SR_DF_LOGIC packets to come. */ | |
635 | packet.type = SR_DF_META_LOGIC; | |
636 | packet.payload = &meta; | |
310e9e9b BV |
637 | meta.samplerate = devc->cur_samplerate; |
638 | meta.num_probes = devc->num_channels; | |
3cd3a20b | 639 | sr_session_send(cb_data, &packet); |
a1bb33af | 640 | |
b53738ba | 641 | if (!(buf = g_try_malloc(PACKET_SIZE))) { |
bf43ea23 | 642 | sr_err("zp: %s: buf malloc failed", __func__); |
b53738ba UH |
643 | return SR_ERR_MALLOC; |
644 | } | |
645 | ||
9c939c51 | 646 | samples_read = 0; |
310e9e9b | 647 | analyzer_read_start(devc->usb->devhdl); |
fed16f06 | 648 | /* Send the incoming transfer to the session bus. */ |
310e9e9b | 649 | for (packet_num = 0; packet_num < (devc->memory_size * 4 / PACKET_SIZE); |
fed16f06 | 650 | packet_num++) { |
310e9e9b | 651 | res = analyzer_read_data(devc->usb->devhdl, buf, PACKET_SIZE); |
7b48d6e1 | 652 | sr_info("zp: Tried to read %llx bytes, actually read %x bytes", |
b08024a8 | 653 | PACKET_SIZE, res); |
a1bb33af | 654 | |
5a2326a7 | 655 | packet.type = SR_DF_LOGIC; |
9c939c51 BV |
656 | packet.payload = &logic; |
657 | logic.length = PACKET_SIZE; | |
658 | logic.unitsize = 4; | |
659 | logic.data = buf; | |
3cd3a20b | 660 | sr_session_send(cb_data, &packet); |
9c939c51 | 661 | samples_read += res / 4; |
a1bb33af | 662 | } |
310e9e9b | 663 | analyzer_read_stop(devc->usb->devhdl); |
a1bb33af UH |
664 | g_free(buf); |
665 | ||
5a2326a7 | 666 | packet.type = SR_DF_END; |
3cd3a20b | 667 | sr_session_send(cb_data, &packet); |
a1bb33af | 668 | |
e46b8fb1 | 669 | return SR_OK; |
a1bb33af UH |
670 | } |
671 | ||
3cd3a20b | 672 | /* TODO: This stops acquisition on ALL devices, ignoring dev_index. */ |
3ffb6964 BV |
673 | static int hw_dev_acquisition_stop(const struct sr_dev_inst *sdi, |
674 | void *cb_data) | |
a1bb33af | 675 | { |
b9c735a2 | 676 | struct sr_datafeed_packet packet; |
310e9e9b | 677 | struct dev_context *devc; |
a1bb33af | 678 | |
5a2326a7 | 679 | packet.type = SR_DF_END; |
3cd3a20b | 680 | sr_session_send(cb_data, &packet); |
a1bb33af | 681 | |
310e9e9b | 682 | if (!(devc = sdi->priv)) { |
69890f73 | 683 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
3010f21c | 684 | return SR_ERR_BUG; |
69890f73 | 685 | } |
a1bb33af | 686 | |
310e9e9b | 687 | analyzer_reset(devc->usb->devhdl); |
fed16f06 | 688 | /* TODO: Need to cancel and free any queued up transfers. */ |
3010f21c UH |
689 | |
690 | return SR_OK; | |
a1bb33af UH |
691 | } |
692 | ||
c09f0b57 | 693 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info = { |
e519ba86 | 694 | .name = "zeroplus-logic-cube", |
8fdecced | 695 | .longname = "ZEROPLUS Logic Cube LAP-C series", |
e519ba86 UH |
696 | .api_version = 1, |
697 | .init = hw_init, | |
698 | .cleanup = hw_cleanup, | |
61136ea6 | 699 | .scan = hw_scan, |
811deee4 BV |
700 | .dev_list = hw_dev_list, |
701 | .dev_clear = hw_cleanup, | |
e7eb703f UH |
702 | .dev_open = hw_dev_open, |
703 | .dev_close = hw_dev_close, | |
626409ab | 704 | .info_get = hw_info_get, |
a9a245b4 | 705 | .dev_config_set = hw_dev_config_set, |
69040b7c UH |
706 | .dev_acquisition_start = hw_dev_acquisition_start, |
707 | .dev_acquisition_stop = hw_dev_acquisition_stop, | |
310e9e9b | 708 | .priv = NULL, |
a1bb33af | 709 | }; |