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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> | |
45c59c8b BV |
27 | #include "libsigrok.h" |
28 | #include "libsigrok-internal.h" | |
a1bb33af UH |
29 | #include "analyzer.h" |
30 | ||
fed16f06 | 31 | #define USB_VENDOR 0x0c12 |
8fdecced UH |
32 | |
33 | #define VENDOR_NAME "ZEROPLUS" | |
34 | #define MODEL_NAME "Logic Cube LAP-C" | |
35 | #define MODEL_VERSION NULL | |
a1bb33af | 36 | |
6752905e | 37 | #define NUM_PROBES 16 |
a1bb33af UH |
38 | #define USB_INTERFACE 0 |
39 | #define USB_CONFIGURATION 1 | |
40 | #define NUM_TRIGGER_STAGES 4 | |
41 | #define TRIGGER_TYPES "01" | |
42 | ||
fed16f06 | 43 | #define PACKET_SIZE 2048 /* ?? */ |
a1bb33af | 44 | |
0ab0cb94 TY |
45 | //#define ZP_EXPERIMENTAL |
46 | ||
a1bb33af | 47 | typedef struct { |
428edbe1 | 48 | unsigned short vid; |
a1bb33af | 49 | unsigned short pid; |
428edbe1 | 50 | char *model_name; |
a1bb33af | 51 | unsigned int channels; |
fed16f06 | 52 | unsigned int sample_depth; /* In Ksamples/channel */ |
a1bb33af UH |
53 | unsigned int max_sampling_freq; |
54 | } model_t; | |
55 | ||
fed16f06 UH |
56 | /* |
57 | * Note -- 16032, 16064 and 16128 *usually* -- but not always -- have the | |
58 | * same 128K sample depth. | |
59 | */ | |
29cbfeaf | 60 | static model_t zeroplus_models[] = { |
428edbe1 BV |
61 | {0x0c12, 0x7009, "LAP-C(16064)", 16, 64, 100}, |
62 | {0x0c12, 0x700A, "LAP-C(16128)", 16, 128, 200}, | |
3f848bb7 | 63 | /* TODO: we don't know anything about these |
428edbe1 BV |
64 | {0x0c12, 0x700B, "LAP-C(32128)", 32, 128, 200}, |
65 | {0x0c12, 0x700C, "LAP-C(321000)", 32, 1024, 200}, | |
66 | {0x0c12, 0x700D, "LAP-C(322000)", 32, 2048, 200}, | |
3f848bb7 | 67 | */ |
428edbe1 BV |
68 | {0x0c12, 0x700E, "LAP-C(16032)", 16, 32, 100}, |
69 | {0x0c12, 0x7016, "LAP-C(162000)", 16, 2048, 200}, | |
70 | { 0, 0, 0, 0, 0, 0 } | |
a1bb33af UH |
71 | }; |
72 | ||
915f7cc8 | 73 | static const int hwcaps[] = { |
5a2326a7 UH |
74 | SR_HWCAP_LOGIC_ANALYZER, |
75 | SR_HWCAP_SAMPLERATE, | |
5a2326a7 | 76 | SR_HWCAP_CAPTURE_RATIO, |
a1bb33af | 77 | |
fed16f06 | 78 | /* These are really implemented in the driver, not the hardware. */ |
5a2326a7 | 79 | SR_HWCAP_LIMIT_SAMPLES, |
fed16f06 | 80 | 0, |
a1bb33af UH |
81 | }; |
82 | ||
d261dbbf UH |
83 | /* |
84 | * ZEROPLUS LAP-C (16032) numbers the 16 probes A0-A7 and B0-B7. | |
85 | * We currently ignore other untested/unsupported devices here. | |
86 | */ | |
6752905e | 87 | static const char *probe_names[NUM_PROBES + 1] = { |
78693401 UH |
88 | "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7", |
89 | "B0", "B1", "B2", "B3", "B4", "B5", "B6", "B7", | |
464d12c7 KS |
90 | NULL, |
91 | }; | |
92 | ||
e7eb703f | 93 | /* List of struct sr_dev_inst, maintained by dev_open()/dev_close(). */ |
32756547 | 94 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info; |
a873c594 | 95 | static struct sr_dev_driver *di = &zeroplus_logic_cube_driver_info; |
a1bb33af | 96 | |
fed16f06 UH |
97 | /* |
98 | * The hardware supports more samplerates than these, but these are the | |
99 | * options hardcoded into the vendor's Windows GUI. | |
100 | */ | |
a1bb33af | 101 | |
fed16f06 UH |
102 | /* |
103 | * TODO: We shouldn't support 150MHz and 200MHz on devices that don't go up | |
104 | * that high. | |
105 | */ | |
a533743d | 106 | static const uint64_t supported_samplerates[] = { |
c9140419 UH |
107 | SR_HZ(100), |
108 | SR_HZ(500), | |
59df0c77 UH |
109 | SR_KHZ(1), |
110 | SR_KHZ(5), | |
111 | SR_KHZ(25), | |
112 | SR_KHZ(50), | |
113 | SR_KHZ(100), | |
114 | SR_KHZ(200), | |
115 | SR_KHZ(400), | |
116 | SR_KHZ(800), | |
117 | SR_MHZ(1), | |
118 | SR_MHZ(10), | |
119 | SR_MHZ(25), | |
120 | SR_MHZ(50), | |
121 | SR_MHZ(80), | |
122 | SR_MHZ(100), | |
123 | SR_MHZ(150), | |
124 | SR_MHZ(200), | |
fed16f06 | 125 | 0, |
a1bb33af UH |
126 | }; |
127 | ||
a533743d | 128 | static const struct sr_samplerates samplerates = { |
590b9f9a UH |
129 | 0, |
130 | 0, | |
131 | 0, | |
fed16f06 | 132 | supported_samplerates, |
a1bb33af UH |
133 | }; |
134 | ||
ea9cfed7 | 135 | /* Private, per-device-instance driver context. */ |
310e9e9b | 136 | struct dev_context { |
bf43ea23 | 137 | uint64_t cur_samplerate; |
0ab0cb94 | 138 | uint64_t max_samplerate; |
bf43ea23 UH |
139 | uint64_t limit_samples; |
140 | int num_channels; /* TODO: This isn't initialized before it's needed :( */ | |
0ab0cb94 TY |
141 | int memory_size; |
142 | unsigned int max_memory_size; | |
143 | //uint8_t probe_mask; | |
144 | //uint8_t trigger_mask[NUM_TRIGGER_STAGES]; | |
145 | //uint8_t trigger_value[NUM_TRIGGER_STAGES]; | |
bf43ea23 | 146 | // uint8_t trigger_buffer[NUM_TRIGGER_STAGES]; |
0ab0cb94 TY |
147 | int trigger; |
148 | unsigned int capture_ratio; | |
69890f73 | 149 | |
7da6f9d5 | 150 | /* TODO: this belongs in the device instance */ |
d68e2d1a | 151 | struct sr_usb_dev_inst *usb; |
bf43ea23 | 152 | }; |
a1bb33af | 153 | |
25a0f108 | 154 | static int hw_dev_close(struct sr_dev_inst *sdi); |
a1bb33af UH |
155 | |
156 | static unsigned int get_memory_size(int type) | |
157 | { | |
fed16f06 UH |
158 | if (type == MEMORY_SIZE_8K) |
159 | return 8 * 1024; | |
160 | else if (type == MEMORY_SIZE_64K) | |
161 | return 64 * 1024; | |
162 | else if (type == MEMORY_SIZE_128K) | |
163 | return 128 * 1024; | |
164 | else if (type == MEMORY_SIZE_512K) | |
165 | return 512 * 1024; | |
166 | else | |
167 | return 0; | |
a1bb33af UH |
168 | } |
169 | ||
0ab0cb94 | 170 | #if 0 |
014359e3 | 171 | static int configure_probes(const struct sr_dev_inst *sdi) |
a1bb33af | 172 | { |
310e9e9b | 173 | struct dev_context *devc; |
1b79df2f JH |
174 | const struct sr_probe *probe; |
175 | const GSList *l; | |
a1bb33af UH |
176 | int probe_bit, stage, i; |
177 | char *tc; | |
178 | ||
bf43ea23 | 179 | /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ |
310e9e9b | 180 | devc = sdi->priv; |
bf43ea23 | 181 | |
310e9e9b | 182 | devc->probe_mask = 0; |
fed16f06 | 183 | for (i = 0; i < NUM_TRIGGER_STAGES; i++) { |
310e9e9b BV |
184 | devc->trigger_mask[i] = 0; |
185 | devc->trigger_value[i] = 0; | |
a1bb33af UH |
186 | } |
187 | ||
188 | stage = -1; | |
014359e3 | 189 | for (l = sdi->probes; l; l = l->next) { |
1afe8989 | 190 | probe = (struct sr_probe *)l->data; |
fed16f06 | 191 | if (probe->enabled == FALSE) |
a1bb33af | 192 | continue; |
b35c8293 | 193 | probe_bit = 1 << (probe->index); |
310e9e9b | 194 | devc->probe_mask |= probe_bit; |
fed16f06 UH |
195 | |
196 | if (probe->trigger) { | |
a1bb33af | 197 | stage = 0; |
fed16f06 | 198 | for (tc = probe->trigger; *tc; tc++) { |
310e9e9b | 199 | devc->trigger_mask[stage] |= probe_bit; |
fed16f06 | 200 | if (*tc == '1') |
310e9e9b | 201 | devc->trigger_value[stage] |= probe_bit; |
a1bb33af | 202 | stage++; |
fed16f06 | 203 | if (stage > NUM_TRIGGER_STAGES) |
e46b8fb1 | 204 | return SR_ERR; |
a1bb33af UH |
205 | } |
206 | } | |
207 | } | |
208 | ||
e46b8fb1 | 209 | return SR_OK; |
a1bb33af | 210 | } |
0ab0cb94 TY |
211 | #endif |
212 | ||
213 | static int configure_probes(const struct sr_dev_inst *sdi) | |
214 | { | |
215 | struct dev_context *devc; | |
216 | const GSList *l; | |
217 | const struct sr_probe *probe; | |
218 | char *tc; | |
219 | int type; | |
220 | ||
221 | /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ | |
222 | devc = sdi->priv; | |
223 | ||
224 | for (l = sdi->probes; l; l = l->next) { | |
225 | probe = (struct sr_probe *)l->data; | |
226 | if (probe->enabled == FALSE) | |
227 | continue; | |
228 | ||
229 | if ((tc = probe->trigger)) { | |
230 | switch (*tc) { | |
231 | case '1': | |
232 | type = TRIGGER_HIGH; | |
233 | break; | |
234 | case '0': | |
235 | type = TRIGGER_LOW; | |
236 | break; | |
237 | #if 0 | |
238 | case 'r': | |
239 | type = TRIGGER_POSEDGE; | |
240 | break; | |
241 | case 'f': | |
242 | type = TRIGGER_NEGEDGE; | |
243 | break; | |
244 | case 'c': | |
245 | type = TRIGGER_ANYEDGE; | |
246 | break; | |
247 | #endif | |
248 | default: | |
249 | return SR_ERR; | |
250 | } | |
251 | analyzer_add_trigger(probe->index, type); | |
252 | devc->trigger = 1; | |
253 | } | |
254 | } | |
255 | ||
256 | return SR_OK; | |
257 | } | |
a1bb33af | 258 | |
811deee4 | 259 | static int clear_instances(void) |
7da6f9d5 BV |
260 | { |
261 | GSList *l; | |
262 | struct sr_dev_inst *sdi; | |
310e9e9b | 263 | struct drv_context *drvc; |
fabe59b3 | 264 | struct dev_context *devc; |
7da6f9d5 | 265 | |
a873c594 | 266 | drvc = di->priv; |
310e9e9b | 267 | for (l = drvc->instances; l; l = l->next) { |
7da6f9d5 | 268 | sdi = l->data; |
fabe59b3 BV |
269 | if (!(devc = sdi->priv)) { |
270 | /* Log error, but continue cleaning up the rest. */ | |
271 | sr_err("zeroplus: %s: sdi->priv was NULL, continuing", __func__); | |
272 | continue; | |
273 | } | |
274 | sr_usb_dev_inst_free(devc->usb); | |
7da6f9d5 | 275 | /* Properly close all devices... */ |
25a0f108 | 276 | hw_dev_close(sdi); |
7da6f9d5 BV |
277 | /* ...and free all their memory. */ |
278 | sr_dev_inst_free(sdi); | |
279 | } | |
310e9e9b BV |
280 | g_slist_free(drvc->instances); |
281 | drvc->instances = NULL; | |
7da6f9d5 | 282 | |
811deee4 | 283 | return SR_OK; |
7da6f9d5 BV |
284 | } |
285 | ||
a1bb33af UH |
286 | /* |
287 | * API callbacks | |
288 | */ | |
289 | ||
34f06b90 | 290 | static int hw_init(struct sr_context *sr_ctx) |
61136ea6 | 291 | { |
310e9e9b BV |
292 | struct drv_context *drvc; |
293 | ||
294 | if (!(drvc = g_try_malloc0(sizeof(struct drv_context)))) { | |
295 | sr_err("zeroplus: driver context malloc failed."); | |
886a52b6 | 296 | return SR_ERR_MALLOC; |
310e9e9b | 297 | } |
1ebe4b4e | 298 | drvc->sr_ctx = sr_ctx; |
a873c594 | 299 | di->priv = drvc; |
61136ea6 | 300 | |
61136ea6 BV |
301 | return SR_OK; |
302 | } | |
303 | ||
4ca38984 | 304 | static GSList *hw_scan(GSList *options) |
a1bb33af | 305 | { |
d68e2d1a | 306 | struct sr_dev_inst *sdi; |
428edbe1 | 307 | struct sr_probe *probe; |
310e9e9b BV |
308 | struct drv_context *drvc; |
309 | struct dev_context *devc; | |
428edbe1 | 310 | model_t *prof; |
a1bb33af UH |
311 | struct libusb_device_descriptor des; |
312 | libusb_device **devlist; | |
428edbe1 BV |
313 | GSList *devices; |
314 | int ret, devcnt, i, j; | |
a1bb33af | 315 | |
4ca38984 | 316 | (void)options; |
64d33dc2 | 317 | |
a873c594 | 318 | drvc = di->priv; |
4ca38984 BV |
319 | devices = NULL; |
320 | ||
7da6f9d5 BV |
321 | clear_instances(); |
322 | ||
8fdecced | 323 | /* Find all ZEROPLUS analyzers and add them to device list. */ |
a1bb33af | 324 | devcnt = 0; |
d4abb463 | 325 | libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); /* TODO: Errors. */ |
fed16f06 UH |
326 | |
327 | for (i = 0; devlist[i]; i++) { | |
ebc34738 UH |
328 | ret = libusb_get_device_descriptor(devlist[i], &des); |
329 | if (ret != 0) { | |
d4928d71 PS |
330 | sr_err("zp: failed to get device descriptor: %s", |
331 | libusb_error_name(ret)); | |
a1bb33af UH |
332 | continue; |
333 | } | |
334 | ||
428edbe1 BV |
335 | prof = NULL; |
336 | for (j = 0; j < zeroplus_models[j].vid; j++) { | |
337 | if (des.idVendor == zeroplus_models[j].vid && | |
338 | des.idProduct == zeroplus_models[j].pid) { | |
339 | prof = &zeroplus_models[j]; | |
bf43ea23 | 340 | } |
a1bb33af | 341 | } |
428edbe1 BV |
342 | /* Skip if the device was not found */ |
343 | if (!prof) | |
344 | continue; | |
345 | sr_info("zp: Found ZEROPLUS model %s", prof->model_name); | |
346 | ||
347 | /* Register the device with libsigrok. */ | |
348 | if (!(sdi = sr_dev_inst_new(devcnt, SR_ST_INACTIVE, | |
349 | VENDOR_NAME, prof->model_name, NULL))) { | |
350 | sr_err("zp: %s: sr_dev_inst_new failed", __func__); | |
351 | return NULL; | |
352 | } | |
a873c594 | 353 | sdi->driver = di; |
428edbe1 BV |
354 | |
355 | /* Allocate memory for our private driver context. */ | |
310e9e9b BV |
356 | if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) { |
357 | sr_err("zp: %s: devc malloc failed", __func__); | |
886a52b6 | 358 | return NULL; |
428edbe1 | 359 | } |
310e9e9b BV |
360 | sdi->priv = devc; |
361 | devc->num_channels = prof->channels; | |
0ab0cb94 TY |
362 | #ifdef ZP_EXPERIMENTAL |
363 | devc->max_memory_size = 128 * 1024; | |
364 | devc->max_samplerate = 200; | |
365 | #else | |
366 | devc->max_memory_size = prof->sample_depth * 1024; | |
367 | devc->max_samplerate = prof->max_sampling_freq; | |
368 | #endif | |
369 | devc->max_samplerate *= SR_MHZ(1); | |
370 | devc->memory_size = MEMORY_SIZE_8K; | |
310e9e9b | 371 | // memset(devc->trigger_buffer, 0, NUM_TRIGGER_STAGES); |
428edbe1 BV |
372 | |
373 | /* Fill in probelist according to this device's profile. */ | |
310e9e9b | 374 | for (j = 0; j < devc->num_channels; j++) { |
428edbe1 BV |
375 | if (!(probe = sr_probe_new(j, SR_PROBE_LOGIC, TRUE, |
376 | probe_names[j]))) | |
377 | return NULL; | |
378 | sdi->probes = g_slist_append(sdi->probes, probe); | |
379 | } | |
380 | ||
381 | devices = g_slist_append(devices, sdi); | |
310e9e9b BV |
382 | drvc->instances = g_slist_append(drvc->instances, sdi); |
383 | devc->usb = sr_usb_dev_inst_new( | |
428edbe1 BV |
384 | libusb_get_bus_number(devlist[i]), |
385 | libusb_get_device_address(devlist[i]), NULL); | |
386 | devcnt++; | |
387 | ||
a1bb33af UH |
388 | } |
389 | libusb_free_device_list(devlist, 1); | |
390 | ||
4ca38984 | 391 | return devices; |
a1bb33af UH |
392 | } |
393 | ||
811deee4 BV |
394 | static GSList *hw_dev_list(void) |
395 | { | |
396 | struct drv_context *drvc; | |
397 | ||
a873c594 | 398 | drvc = di->priv; |
811deee4 BV |
399 | |
400 | return drvc->instances; | |
401 | } | |
402 | ||
25a0f108 | 403 | static int hw_dev_open(struct sr_dev_inst *sdi) |
a1bb33af | 404 | { |
310e9e9b | 405 | struct dev_context *devc; |
a873c594 | 406 | struct drv_context *drvc = di->priv; |
428edbe1 BV |
407 | libusb_device **devlist, *dev; |
408 | struct libusb_device_descriptor des; | |
409 | int device_count, ret, i; | |
a1bb33af | 410 | |
310e9e9b | 411 | if (!(devc = sdi->priv)) { |
bf43ea23 UH |
412 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
413 | return SR_ERR_ARG; | |
414 | } | |
415 | ||
d4abb463 PS |
416 | device_count = libusb_get_device_list(drvc->sr_ctx->libusb_ctx, |
417 | &devlist); | |
428edbe1 BV |
418 | if (device_count < 0) { |
419 | sr_err("zp: Failed to retrieve device list"); | |
420 | return SR_ERR; | |
421 | } | |
422 | ||
423 | dev = NULL; | |
424 | for (i = 0; i < device_count; i++) { | |
425 | if ((ret = libusb_get_device_descriptor(devlist[i], &des))) { | |
d4928d71 PS |
426 | sr_err("zp: Failed to get device descriptor: %s.", |
427 | libusb_error_name(ret)); | |
428edbe1 BV |
428 | continue; |
429 | } | |
310e9e9b BV |
430 | if (libusb_get_bus_number(devlist[i]) == devc->usb->bus |
431 | && libusb_get_device_address(devlist[i]) == devc->usb->address) { | |
428edbe1 BV |
432 | dev = devlist[i]; |
433 | break; | |
434 | } | |
435 | } | |
436 | if (!dev) { | |
437 | sr_err("device on bus %d address %d disappeared!", | |
310e9e9b | 438 | devc->usb->bus, devc->usb->address); |
428edbe1 BV |
439 | return SR_ERR; |
440 | } | |
441 | ||
310e9e9b | 442 | if (!(ret = libusb_open(dev, &(devc->usb->devhdl)))) { |
428edbe1 BV |
443 | sdi->status = SR_ST_ACTIVE; |
444 | sr_info("zp: opened device %d on %d.%d interface %d", | |
310e9e9b BV |
445 | sdi->index, devc->usb->bus, |
446 | devc->usb->address, USB_INTERFACE); | |
428edbe1 | 447 | } else { |
d4928d71 | 448 | sr_err("zp: failed to open device: %s", libusb_error_name(ret)); |
428edbe1 BV |
449 | return SR_ERR; |
450 | } | |
451 | ||
310e9e9b | 452 | ret = libusb_set_configuration(devc->usb->devhdl, USB_CONFIGURATION); |
ebc34738 | 453 | if (ret < 0) { |
d4928d71 PS |
454 | sr_err("zp: Unable to set USB configuration %d: %s", |
455 | USB_CONFIGURATION, libusb_error_name(ret)); | |
185ae2c5 UH |
456 | return SR_ERR; |
457 | } | |
458 | ||
310e9e9b | 459 | ret = libusb_claim_interface(devc->usb->devhdl, USB_INTERFACE); |
ebc34738 | 460 | if (ret != 0) { |
d4928d71 PS |
461 | sr_err("zp: Unable to claim interface: %s", |
462 | libusb_error_name(ret)); | |
e46b8fb1 | 463 | return SR_ERR; |
a1bb33af | 464 | } |
185ae2c5 | 465 | |
0ab0cb94 TY |
466 | /* Set default configuration after power on */ |
467 | if (analyzer_read_status(devc->usb->devhdl) == 0) | |
468 | analyzer_configure(devc->usb->devhdl); | |
469 | ||
310e9e9b BV |
470 | analyzer_reset(devc->usb->devhdl); |
471 | analyzer_initialize(devc->usb->devhdl); | |
a1bb33af | 472 | |
0ab0cb94 | 473 | //analyzer_set_memory_size(MEMORY_SIZE_512K); |
fed16f06 | 474 | // analyzer_set_freq(g_freq, g_freq_scale); |
a1bb33af | 475 | analyzer_set_trigger_count(1); |
408e7199 UH |
476 | // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) |
477 | // * get_memory_size(g_memory_size)) / 100) >> 2); | |
a1bb33af | 478 | |
fed16f06 UH |
479 | #if 0 |
480 | if (g_double_mode == 1) | |
a1bb33af UH |
481 | analyzer_set_compression(COMPRESSION_DOUBLE); |
482 | else if (g_compression == 1) | |
483 | analyzer_set_compression(COMPRESSION_ENABLE); | |
fed16f06 UH |
484 | else |
485 | #endif | |
486 | analyzer_set_compression(COMPRESSION_NONE); | |
a1bb33af | 487 | |
310e9e9b | 488 | if (devc->cur_samplerate == 0) { |
0ab0cb94 TY |
489 | /* Samplerate hasn't been set. Default to 1MHz. */ |
490 | analyzer_set_freq(1, FREQ_SCALE_MHZ); | |
491 | devc->cur_samplerate = SR_MHZ(1); | |
a1bb33af UH |
492 | } |
493 | ||
e46b8fb1 | 494 | return SR_OK; |
a1bb33af UH |
495 | } |
496 | ||
25a0f108 | 497 | static int hw_dev_close(struct sr_dev_inst *sdi) |
a1bb33af | 498 | { |
310e9e9b | 499 | struct dev_context *devc; |
a1bb33af | 500 | |
310e9e9b | 501 | if (!(devc = sdi->priv)) { |
25a0f108 BV |
502 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
503 | return SR_ERR; | |
697785d1 UH |
504 | } |
505 | ||
310e9e9b | 506 | if (!devc->usb->devhdl) |
25a0f108 BV |
507 | return SR_ERR; |
508 | ||
509 | sr_info("zp: closing device %d on %d.%d interface %d", sdi->index, | |
310e9e9b BV |
510 | devc->usb->bus, devc->usb->address, USB_INTERFACE); |
511 | libusb_release_interface(devc->usb->devhdl, USB_INTERFACE); | |
512 | libusb_reset_device(devc->usb->devhdl); | |
513 | libusb_close(devc->usb->devhdl); | |
514 | devc->usb->devhdl = NULL; | |
25a0f108 | 515 | sdi->status = SR_ST_INACTIVE; |
697785d1 UH |
516 | |
517 | return SR_OK; | |
a1bb33af UH |
518 | } |
519 | ||
57ab7d9f | 520 | static int hw_cleanup(void) |
a1bb33af | 521 | { |
310e9e9b BV |
522 | struct drv_context *drvc; |
523 | ||
a873c594 | 524 | if (!(drvc = di->priv)) |
310e9e9b | 525 | return SR_OK; |
a1bb33af | 526 | |
7da6f9d5 | 527 | clear_instances(); |
a1bb33af | 528 | |
57ab7d9f | 529 | return SR_OK; |
a1bb33af UH |
530 | } |
531 | ||
626409ab BV |
532 | static int hw_info_get(int info_id, const void **data, |
533 | const struct sr_dev_inst *sdi) | |
a1bb33af | 534 | { |
310e9e9b | 535 | struct dev_context *devc; |
a1bb33af | 536 | |
626409ab | 537 | switch (info_id) { |
444adea2 BV |
538 | case SR_DI_HWCAPS: |
539 | *data = hwcaps; | |
540 | break; | |
5a2326a7 | 541 | case SR_DI_SAMPLERATES: |
626409ab | 542 | *data = &samplerates; |
6752905e | 543 | sr_spew("zp: %s: Returning samplerates.", __func__); |
a1bb33af | 544 | break; |
5a2326a7 | 545 | case SR_DI_TRIGGER_TYPES: |
626409ab BV |
546 | *data = TRIGGER_TYPES; |
547 | sr_spew("zp: %s: Returning triggertypes: %s.", __func__, TRIGGER_TYPES); | |
a1bb33af | 548 | break; |
5a2326a7 | 549 | case SR_DI_CUR_SAMPLERATE: |
626409ab | 550 | if (sdi) { |
310e9e9b BV |
551 | devc = sdi->priv; |
552 | *data = &devc->cur_samplerate; | |
626409ab | 553 | sr_spew("zp: %s: Returning samplerate: %" PRIu64 "Hz.", |
310e9e9b | 554 | __func__, devc->cur_samplerate); |
626409ab BV |
555 | } else |
556 | return SR_ERR; | |
bf43ea23 UH |
557 | break; |
558 | default: | |
626409ab | 559 | return SR_ERR_ARG; |
a1bb33af UH |
560 | } |
561 | ||
626409ab | 562 | return SR_OK; |
a1bb33af UH |
563 | } |
564 | ||
0ab0cb94 | 565 | static int set_samplerate(struct dev_context *devc, uint64_t samplerate) |
a1bb33af | 566 | { |
0ab0cb94 | 567 | int i; |
bf43ea23 | 568 | |
0ab0cb94 TY |
569 | for (i = 0; supported_samplerates[i]; i++) |
570 | if (samplerate == supported_samplerates[i]) | |
571 | break; | |
572 | if (!supported_samplerates[i] || samplerate > devc->max_samplerate) { | |
573 | sr_err("zp: %s: unsupported samplerate", __func__); | |
bf43ea23 UH |
574 | return SR_ERR_ARG; |
575 | } | |
576 | ||
73017cf9 UH |
577 | sr_info("zp: Setting samplerate to %" PRIu64 "Hz.", samplerate); |
578 | ||
0ab0cb94 | 579 | if (samplerate >= SR_MHZ(1)) |
59df0c77 | 580 | analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ); |
0ab0cb94 | 581 | else if (samplerate >= SR_KHZ(1)) |
59df0c77 | 582 | analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ); |
a1bb33af | 583 | else |
fed16f06 | 584 | analyzer_set_freq(samplerate, FREQ_SCALE_HZ); |
a1bb33af | 585 | |
310e9e9b | 586 | devc->cur_samplerate = samplerate; |
a1bb33af | 587 | |
e46b8fb1 | 588 | return SR_OK; |
a1bb33af UH |
589 | } |
590 | ||
0ab0cb94 TY |
591 | static int set_limit_samples(struct dev_context *devc, uint64_t samples) |
592 | { | |
593 | devc->limit_samples = samples; | |
594 | ||
595 | if (samples <= 2 * 1024) | |
596 | devc->memory_size = MEMORY_SIZE_8K; | |
597 | else if (samples <= 16 * 1024) | |
598 | devc->memory_size = MEMORY_SIZE_64K; | |
599 | else if (samples <= 32 * 1024 || | |
600 | devc->max_memory_size <= 32 * 1024) | |
601 | devc->memory_size = MEMORY_SIZE_128K; | |
602 | else | |
603 | devc->memory_size = MEMORY_SIZE_512K; | |
604 | ||
605 | sr_info("zp: Setting memory size to %dK.", | |
606 | get_memory_size(devc->memory_size) / 1024); | |
607 | ||
608 | analyzer_set_memory_size(devc->memory_size); | |
609 | ||
610 | return SR_OK; | |
611 | } | |
612 | ||
613 | static int set_capture_ratio(struct dev_context *devc, uint64_t ratio) | |
614 | { | |
615 | if (ratio > 100) { | |
616 | sr_err("zp: %s: invalid capture ratio", __func__); | |
617 | return SR_ERR_ARG; | |
618 | } | |
619 | ||
620 | devc->capture_ratio = ratio; | |
621 | ||
622 | sr_info("zp: Setting capture ratio to %d%%.", devc->capture_ratio); | |
623 | ||
624 | return SR_OK; | |
625 | } | |
626 | ||
6f4b1868 | 627 | static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap, |
0ab0cb94 | 628 | const void *value) |
a1bb33af | 629 | { |
310e9e9b | 630 | struct dev_context *devc; |
a1bb33af | 631 | |
0ab0cb94 TY |
632 | if (!sdi) { |
633 | sr_err("zp: %s: sdi was NULL", __func__); | |
634 | return SR_ERR_ARG; | |
635 | } | |
636 | ||
310e9e9b | 637 | if (!(devc = sdi->priv)) { |
bf43ea23 UH |
638 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
639 | return SR_ERR_ARG; | |
640 | } | |
a1bb33af | 641 | |
ffedd0bf | 642 | switch (hwcap) { |
5a2326a7 | 643 | case SR_HWCAP_SAMPLERATE: |
0ab0cb94 | 644 | return set_samplerate(devc, *(const uint64_t *)value); |
5a2326a7 | 645 | case SR_HWCAP_LIMIT_SAMPLES: |
0ab0cb94 TY |
646 | return set_limit_samples(devc, *(const uint64_t *)value); |
647 | case SR_HWCAP_CAPTURE_RATIO: | |
648 | return set_capture_ratio(devc, *(const uint64_t *)value); | |
fed16f06 | 649 | default: |
e46b8fb1 | 650 | return SR_ERR; |
a1bb33af UH |
651 | } |
652 | } | |
653 | ||
0ab0cb94 TY |
654 | static void set_triggerbar(struct dev_context *devc) |
655 | { | |
656 | unsigned int ramsize; | |
657 | unsigned int n; | |
658 | unsigned int triggerbar; | |
659 | ||
660 | ramsize = get_memory_size(devc->memory_size) / 4; | |
661 | if (devc->trigger) { | |
662 | n = ramsize; | |
663 | if (devc->max_memory_size < n) | |
664 | n = devc->max_memory_size; | |
665 | if (devc->limit_samples < n) | |
666 | n = devc->limit_samples; | |
667 | n = n * devc->capture_ratio / 100; | |
668 | if (n > ramsize - 8) | |
669 | triggerbar = ramsize - 8; | |
670 | else | |
671 | triggerbar = n; | |
672 | } else { | |
673 | triggerbar = 0; | |
674 | } | |
675 | analyzer_set_triggerbar_address(triggerbar); | |
676 | analyzer_set_ramsize_trigger_address(ramsize - triggerbar); | |
677 | ||
678 | sr_dbg("zp: triggerbar_address = %d(0x%x)", triggerbar, triggerbar); | |
679 | sr_dbg("zp: ramsize_triggerbar_address = %d(0x%x)", | |
680 | ramsize - triggerbar, ramsize - triggerbar); | |
681 | } | |
682 | ||
3ffb6964 BV |
683 | static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, |
684 | void *cb_data) | |
a1bb33af | 685 | { |
b9c735a2 | 686 | struct sr_datafeed_packet packet; |
9c939c51 | 687 | struct sr_datafeed_logic logic; |
b9c735a2 | 688 | struct sr_datafeed_header header; |
0ab0cb94 | 689 | //uint64_t samples_read; |
a1bb33af | 690 | int res; |
afc8e4de | 691 | unsigned int packet_num; |
0ab0cb94 | 692 | unsigned int n; |
a1bb33af | 693 | unsigned char *buf; |
310e9e9b | 694 | struct dev_context *devc; |
a1bb33af | 695 | |
310e9e9b | 696 | if (!(devc = sdi->priv)) { |
bf43ea23 UH |
697 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
698 | return SR_ERR_ARG; | |
699 | } | |
a1bb33af | 700 | |
014359e3 BV |
701 | if (configure_probes(sdi) != SR_OK) { |
702 | sr_err("zp: failed to configured probes"); | |
703 | return SR_ERR; | |
704 | } | |
705 | ||
0ab0cb94 TY |
706 | set_triggerbar(devc); |
707 | ||
a143e4e5 | 708 | /* push configured settings to device */ |
310e9e9b | 709 | analyzer_configure(devc->usb->devhdl); |
a143e4e5 | 710 | |
310e9e9b | 711 | analyzer_start(devc->usb->devhdl); |
7b48d6e1 | 712 | sr_info("zp: Waiting for data"); |
310e9e9b | 713 | analyzer_wait_data(devc->usb->devhdl); |
a1bb33af | 714 | |
7b48d6e1 | 715 | sr_info("zp: Stop address = 0x%x", |
310e9e9b | 716 | analyzer_get_stop_address(devc->usb->devhdl)); |
7b48d6e1 | 717 | sr_info("zp: Now address = 0x%x", |
310e9e9b | 718 | analyzer_get_now_address(devc->usb->devhdl)); |
7b48d6e1 | 719 | sr_info("zp: Trigger address = 0x%x", |
310e9e9b | 720 | analyzer_get_trigger_address(devc->usb->devhdl)); |
a1bb33af | 721 | |
5a2326a7 | 722 | packet.type = SR_DF_HEADER; |
9c939c51 | 723 | packet.payload = &header; |
a1bb33af UH |
724 | header.feed_version = 1; |
725 | gettimeofday(&header.starttime, NULL); | |
f366e86c BV |
726 | sr_session_send(cb_data, &packet); |
727 | ||
b53738ba | 728 | if (!(buf = g_try_malloc(PACKET_SIZE))) { |
bf43ea23 | 729 | sr_err("zp: %s: buf malloc failed", __func__); |
b53738ba UH |
730 | return SR_ERR_MALLOC; |
731 | } | |
732 | ||
0ab0cb94 | 733 | //samples_read = 0; |
310e9e9b | 734 | analyzer_read_start(devc->usb->devhdl); |
fed16f06 | 735 | /* Send the incoming transfer to the session bus. */ |
0ab0cb94 TY |
736 | n = get_memory_size(devc->memory_size); |
737 | if (devc->max_memory_size * 4 < n) | |
738 | n = devc->max_memory_size * 4; | |
739 | for (packet_num = 0; packet_num < n / PACKET_SIZE; packet_num++) { | |
310e9e9b | 740 | res = analyzer_read_data(devc->usb->devhdl, buf, PACKET_SIZE); |
0ab0cb94 | 741 | sr_info("zp: Tried to read %d bytes, actually read %d bytes", |
b08024a8 | 742 | PACKET_SIZE, res); |
a1bb33af | 743 | |
5a2326a7 | 744 | packet.type = SR_DF_LOGIC; |
9c939c51 BV |
745 | packet.payload = &logic; |
746 | logic.length = PACKET_SIZE; | |
747 | logic.unitsize = 4; | |
748 | logic.data = buf; | |
3cd3a20b | 749 | sr_session_send(cb_data, &packet); |
0ab0cb94 | 750 | //samples_read += res / 4; |
a1bb33af | 751 | } |
310e9e9b | 752 | analyzer_read_stop(devc->usb->devhdl); |
a1bb33af UH |
753 | g_free(buf); |
754 | ||
5a2326a7 | 755 | packet.type = SR_DF_END; |
3cd3a20b | 756 | sr_session_send(cb_data, &packet); |
a1bb33af | 757 | |
e46b8fb1 | 758 | return SR_OK; |
a1bb33af UH |
759 | } |
760 | ||
3cd3a20b | 761 | /* TODO: This stops acquisition on ALL devices, ignoring dev_index. */ |
69b07d14 | 762 | static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
a1bb33af | 763 | { |
b9c735a2 | 764 | struct sr_datafeed_packet packet; |
310e9e9b | 765 | struct dev_context *devc; |
a1bb33af | 766 | |
5a2326a7 | 767 | packet.type = SR_DF_END; |
3cd3a20b | 768 | sr_session_send(cb_data, &packet); |
a1bb33af | 769 | |
310e9e9b | 770 | if (!(devc = sdi->priv)) { |
69890f73 | 771 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
3010f21c | 772 | return SR_ERR_BUG; |
69890f73 | 773 | } |
a1bb33af | 774 | |
310e9e9b | 775 | analyzer_reset(devc->usb->devhdl); |
fed16f06 | 776 | /* TODO: Need to cancel and free any queued up transfers. */ |
3010f21c UH |
777 | |
778 | return SR_OK; | |
a1bb33af UH |
779 | } |
780 | ||
c09f0b57 | 781 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info = { |
e519ba86 | 782 | .name = "zeroplus-logic-cube", |
8fdecced | 783 | .longname = "ZEROPLUS Logic Cube LAP-C series", |
e519ba86 UH |
784 | .api_version = 1, |
785 | .init = hw_init, | |
786 | .cleanup = hw_cleanup, | |
61136ea6 | 787 | .scan = hw_scan, |
811deee4 BV |
788 | .dev_list = hw_dev_list, |
789 | .dev_clear = hw_cleanup, | |
e7eb703f UH |
790 | .dev_open = hw_dev_open, |
791 | .dev_close = hw_dev_close, | |
626409ab | 792 | .info_get = hw_info_get, |
a9a245b4 | 793 | .dev_config_set = hw_dev_config_set, |
69040b7c UH |
794 | .dev_acquisition_start = hw_dev_acquisition_start, |
795 | .dev_acquisition_stop = hw_dev_acquisition_stop, | |
310e9e9b | 796 | .priv = NULL, |
a1bb33af | 797 | }; |