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Commit | Line | Data |
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a1bb33af UH |
1 | /* |
2 | * This file is part of the sigrok project. | |
3 | * | |
4 | * Copyright (C) 2010 Bert Vermeulen <bert@biot.com> | |
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 | ||
22b02383 | 20 | #include "config.h" |
a1bb33af UH |
21 | #include <stdio.h> |
22 | #include <stdlib.h> | |
23 | #include <sys/time.h> | |
24 | #include <inttypes.h> | |
25 | #include <glib.h> | |
26 | #include <libusb.h> | |
b7f09cf8 UH |
27 | #include "sigrok.h" |
28 | #include "sigrok-internal.h" | |
a1bb33af UH |
29 | #include "analyzer.h" |
30 | ||
fed16f06 UH |
31 | #define USB_VENDOR 0x0c12 |
32 | #define USB_VENDOR_NAME "Zeroplus" | |
a1bb33af UH |
33 | #define USB_MODEL_NAME "Logic Cube" |
34 | #define USB_MODEL_VERSION "" | |
35 | ||
36 | #define USB_INTERFACE 0 | |
37 | #define USB_CONFIGURATION 1 | |
38 | #define NUM_TRIGGER_STAGES 4 | |
39 | #define TRIGGER_TYPES "01" | |
40 | ||
fed16f06 | 41 | #define PACKET_SIZE 2048 /* ?? */ |
a1bb33af UH |
42 | |
43 | typedef struct { | |
44 | unsigned short pid; | |
45 | char model_name[64]; | |
46 | unsigned int channels; | |
fed16f06 | 47 | unsigned int sample_depth; /* In Ksamples/channel */ |
a1bb33af UH |
48 | unsigned int max_sampling_freq; |
49 | } model_t; | |
50 | ||
fed16f06 UH |
51 | /* |
52 | * Note -- 16032, 16064 and 16128 *usually* -- but not always -- have the | |
53 | * same 128K sample depth. | |
54 | */ | |
29cbfeaf | 55 | static model_t zeroplus_models[] = { |
a1bb33af UH |
56 | {0x7009, "LAP-C(16064)", 16, 64, 100}, |
57 | {0x700A, "LAP-C(16128)", 16, 128, 200}, | |
58 | {0x700B, "LAP-C(32128)", 32, 128, 200}, | |
59 | {0x700C, "LAP-C(321000)", 32, 1024, 200}, | |
60 | {0x700D, "LAP-C(322000)", 32, 2048, 200}, | |
61 | {0x700E, "LAP-C(16032)", 16, 32, 100}, | |
62 | {0x7016, "LAP-C(162000)", 16, 2048, 200}, | |
63 | }; | |
64 | ||
65 | static int capabilities[] = { | |
5a2326a7 UH |
66 | SR_HWCAP_LOGIC_ANALYZER, |
67 | SR_HWCAP_SAMPLERATE, | |
68 | SR_HWCAP_PROBECONFIG, | |
69 | SR_HWCAP_CAPTURE_RATIO, | |
a1bb33af | 70 | |
fed16f06 | 71 | /* These are really implemented in the driver, not the hardware. */ |
5a2326a7 | 72 | SR_HWCAP_LIMIT_SAMPLES, |
fed16f06 | 73 | 0, |
a1bb33af UH |
74 | }; |
75 | ||
c37d2b1b | 76 | static const char *probe_names[] = { |
464d12c7 KS |
77 | "0", |
78 | "1", | |
79 | "2", | |
80 | "3", | |
81 | "4", | |
82 | "5", | |
83 | "6", | |
84 | "7", | |
85 | "8", | |
86 | "9", | |
87 | "10", | |
88 | "11", | |
89 | "12", | |
90 | "13", | |
91 | "14", | |
92 | "15", | |
93 | "16", | |
94 | "17", | |
95 | "18", | |
96 | "19", | |
97 | "20", | |
98 | "21", | |
99 | "22", | |
100 | "23", | |
101 | "24", | |
102 | "25", | |
103 | "26", | |
104 | "27", | |
105 | "28", | |
106 | "29", | |
107 | "30", | |
108 | "31", | |
109 | NULL, | |
110 | }; | |
111 | ||
a00ba012 | 112 | /* List of struct sr_device_instance, maintained by opendev()/closedev(). */ |
a1bb33af UH |
113 | static GSList *device_instances = NULL; |
114 | ||
115 | static libusb_context *usb_context = NULL; | |
116 | ||
fed16f06 UH |
117 | /* |
118 | * The hardware supports more samplerates than these, but these are the | |
119 | * options hardcoded into the vendor's Windows GUI. | |
120 | */ | |
a1bb33af | 121 | |
fed16f06 UH |
122 | /* |
123 | * TODO: We shouldn't support 150MHz and 200MHz on devices that don't go up | |
124 | * that high. | |
125 | */ | |
a1bb33af | 126 | static uint64_t supported_samplerates[] = { |
c9140419 UH |
127 | SR_HZ(100), |
128 | SR_HZ(500), | |
59df0c77 UH |
129 | SR_KHZ(1), |
130 | SR_KHZ(5), | |
131 | SR_KHZ(25), | |
132 | SR_KHZ(50), | |
133 | SR_KHZ(100), | |
134 | SR_KHZ(200), | |
135 | SR_KHZ(400), | |
136 | SR_KHZ(800), | |
137 | SR_MHZ(1), | |
138 | SR_MHZ(10), | |
139 | SR_MHZ(25), | |
140 | SR_MHZ(50), | |
141 | SR_MHZ(80), | |
142 | SR_MHZ(100), | |
143 | SR_MHZ(150), | |
144 | SR_MHZ(200), | |
fed16f06 | 145 | 0, |
a1bb33af UH |
146 | }; |
147 | ||
60679b18 | 148 | static struct sr_samplerates samplerates = { |
c9140419 UH |
149 | SR_HZ(0), |
150 | SR_HZ(0), | |
151 | SR_HZ(0), | |
fed16f06 | 152 | supported_samplerates, |
a1bb33af UH |
153 | }; |
154 | ||
bf43ea23 UH |
155 | struct zp { |
156 | uint64_t cur_samplerate; | |
157 | uint64_t period_ps; | |
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]; | |
165 | }; | |
a1bb33af UH |
166 | |
167 | static int hw_set_configuration(int device_index, int capability, void *value); | |
168 | ||
169 | static unsigned int get_memory_size(int type) | |
170 | { | |
fed16f06 UH |
171 | if (type == MEMORY_SIZE_8K) |
172 | return 8 * 1024; | |
173 | else if (type == MEMORY_SIZE_64K) | |
174 | return 64 * 1024; | |
175 | else if (type == MEMORY_SIZE_128K) | |
176 | return 128 * 1024; | |
177 | else if (type == MEMORY_SIZE_512K) | |
178 | return 512 * 1024; | |
179 | else | |
180 | return 0; | |
a1bb33af UH |
181 | } |
182 | ||
a00ba012 | 183 | static int opendev4(struct sr_device_instance **sdi, libusb_device *dev, |
408e7199 UH |
184 | struct libusb_device_descriptor *des) |
185 | { | |
bf43ea23 | 186 | struct zp *zp; |
9a498834 UH |
187 | unsigned int i; |
188 | int err; | |
408e7199 | 189 | |
bf43ea23 UH |
190 | /* Note: sdi is non-NULL, the caller already checked this. */ |
191 | ||
192 | if (!(zp = (*sdi)->priv)) { | |
193 | sr_err("zp: %s: (*sdi)->priv was NULL", __func__); | |
194 | return -1; | |
195 | } | |
196 | ||
408e7199 | 197 | if ((err = libusb_get_device_descriptor(dev, des))) { |
b08024a8 | 198 | sr_warn("failed to get device descriptor: %d", err); |
408e7199 UH |
199 | return -1; |
200 | } | |
201 | ||
9a498834 | 202 | if (des->idVendor != USB_VENDOR) |
408e7199 UH |
203 | return 0; |
204 | ||
205 | if (libusb_get_bus_number(dev) == (*sdi)->usb->bus | |
206 | && libusb_get_device_address(dev) == (*sdi)->usb->address) { | |
207 | ||
9a498834 UH |
208 | for (i = 0; i < ARRAY_SIZE(zeroplus_models); i++) { |
209 | if (!(des->idProduct == zeroplus_models[i].pid)) | |
408e7199 UH |
210 | continue; |
211 | ||
b08024a8 UH |
212 | sr_info("Found PID=%04X (%s)", des->idProduct, |
213 | zeroplus_models[i].model_name); | |
bf43ea23 UH |
214 | zp->num_channels = zeroplus_models[i].channels; |
215 | zp->memory_size = zeroplus_models[i].sample_depth * 1024; | |
408e7199 UH |
216 | break; |
217 | } | |
218 | ||
bf43ea23 | 219 | if (zp->num_channels == 0) { |
b08024a8 | 220 | sr_warn("Unknown ZeroPlus device %04X", des->idProduct); |
408e7199 UH |
221 | return -2; |
222 | } | |
223 | ||
224 | /* Found it. */ | |
225 | if (!(err = libusb_open(dev, &((*sdi)->usb->devhdl)))) { | |
5a2326a7 | 226 | (*sdi)->status = SR_ST_ACTIVE; |
b08024a8 UH |
227 | sr_info("opened device %d on %d.%d interface %d", |
228 | (*sdi)->index, (*sdi)->usb->bus, | |
229 | (*sdi)->usb->address, USB_INTERFACE); | |
408e7199 | 230 | } else { |
b08024a8 | 231 | sr_warn("failed to open device: %d", err); |
408e7199 UH |
232 | *sdi = NULL; |
233 | } | |
234 | } | |
235 | ||
236 | return 0; | |
237 | } | |
238 | ||
29cbfeaf | 239 | static struct sr_device_instance *zp_open_device(int device_index) |
a1bb33af | 240 | { |
a00ba012 | 241 | struct sr_device_instance *sdi; |
a1bb33af UH |
242 | libusb_device **devlist; |
243 | struct libusb_device_descriptor des; | |
afc8e4de | 244 | int err, i; |
a1bb33af | 245 | |
d32d961d | 246 | if (!(sdi = sr_get_device_instance(device_instances, device_index))) |
a1bb33af UH |
247 | return NULL; |
248 | ||
249 | libusb_get_device_list(usb_context, &devlist); | |
5a2326a7 | 250 | if (sdi->status == SR_ST_INACTIVE) { |
fed16f06 | 251 | /* Find the device by vendor, product, bus and address. */ |
a1bb33af | 252 | libusb_get_device_list(usb_context, &devlist); |
fed16f06 | 253 | for (i = 0; devlist[i]; i++) { |
408e7199 | 254 | /* TODO: Error handling. */ |
9a5c6dcf | 255 | err = opendev4(&sdi, devlist[i], &des); |
a1bb33af | 256 | } |
fed16f06 | 257 | } else { |
5a2326a7 | 258 | /* Status must be SR_ST_ACTIVE, i.e. already in use... */ |
a1bb33af UH |
259 | sdi = NULL; |
260 | } | |
261 | libusb_free_device_list(devlist, 1); | |
262 | ||
5a2326a7 | 263 | if (sdi && sdi->status != SR_ST_ACTIVE) |
a1bb33af UH |
264 | sdi = NULL; |
265 | ||
266 | return sdi; | |
267 | } | |
268 | ||
a00ba012 | 269 | static void close_device(struct sr_device_instance *sdi) |
a1bb33af | 270 | { |
408e7199 UH |
271 | if (!sdi->usb->devhdl) |
272 | return; | |
273 | ||
b08024a8 UH |
274 | sr_info("closing device %d on %d.%d interface %d", sdi->index, |
275 | sdi->usb->bus, sdi->usb->address, USB_INTERFACE); | |
408e7199 UH |
276 | libusb_release_interface(sdi->usb->devhdl, USB_INTERFACE); |
277 | libusb_close(sdi->usb->devhdl); | |
278 | sdi->usb->devhdl = NULL; | |
5a2326a7 | 279 | sdi->status = SR_ST_INACTIVE; |
a1bb33af UH |
280 | } |
281 | ||
bf43ea23 | 282 | static int configure_probes(struct sr_device_instance *sdi, GSList *probes) |
a1bb33af | 283 | { |
bf43ea23 | 284 | struct zp *zp; |
1afe8989 | 285 | struct sr_probe *probe; |
a1bb33af UH |
286 | GSList *l; |
287 | int probe_bit, stage, i; | |
288 | char *tc; | |
289 | ||
bf43ea23 UH |
290 | /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ |
291 | zp = sdi->priv; | |
292 | ||
293 | zp->probe_mask = 0; | |
fed16f06 | 294 | for (i = 0; i < NUM_TRIGGER_STAGES; i++) { |
bf43ea23 UH |
295 | zp->trigger_mask[i] = 0; |
296 | zp->trigger_value[i] = 0; | |
a1bb33af UH |
297 | } |
298 | ||
299 | stage = -1; | |
fed16f06 | 300 | for (l = probes; l; l = l->next) { |
1afe8989 | 301 | probe = (struct sr_probe *)l->data; |
fed16f06 | 302 | if (probe->enabled == FALSE) |
a1bb33af UH |
303 | continue; |
304 | probe_bit = 1 << (probe->index - 1); | |
bf43ea23 | 305 | zp->probe_mask |= probe_bit; |
fed16f06 UH |
306 | |
307 | if (probe->trigger) { | |
a1bb33af | 308 | stage = 0; |
fed16f06 | 309 | for (tc = probe->trigger; *tc; tc++) { |
bf43ea23 | 310 | zp->trigger_mask[stage] |= probe_bit; |
fed16f06 | 311 | if (*tc == '1') |
bf43ea23 | 312 | zp->trigger_value[stage] |= probe_bit; |
a1bb33af | 313 | stage++; |
fed16f06 | 314 | if (stage > NUM_TRIGGER_STAGES) |
e46b8fb1 | 315 | return SR_ERR; |
a1bb33af UH |
316 | } |
317 | } | |
318 | } | |
319 | ||
e46b8fb1 | 320 | return SR_OK; |
a1bb33af UH |
321 | } |
322 | ||
a1bb33af UH |
323 | /* |
324 | * API callbacks | |
325 | */ | |
326 | ||
54ac5277 | 327 | static int hw_init(const char *deviceinfo) |
a1bb33af | 328 | { |
a00ba012 | 329 | struct sr_device_instance *sdi; |
a1bb33af UH |
330 | struct libusb_device_descriptor des; |
331 | libusb_device **devlist; | |
332 | int err, devcnt, i; | |
bf43ea23 | 333 | struct zp *zp; |
a1bb33af | 334 | |
17e1afcb | 335 | /* Avoid compiler warnings. */ |
cb93f8a9 | 336 | (void)deviceinfo; |
afc8e4de | 337 | |
bf43ea23 UH |
338 | /* Allocate memory for our private driver context. */ |
339 | if (!(zp = g_try_malloc(sizeof(struct zp)))) { | |
340 | sr_err("zp: %s: struct zp malloc failed", __func__); | |
341 | return 0; | |
342 | } | |
343 | ||
344 | /* Set some sane defaults. */ | |
345 | zp->cur_samplerate = 0; | |
346 | zp->period_ps = 0; | |
347 | zp->limit_samples = 0; | |
348 | zp->num_channels = 32; /* TODO: This isn't initialized before it's needed :( */ | |
349 | zp->memory_size = 0; | |
350 | zp->probe_mask = 0; | |
351 | memset(zp->trigger_mask, 0, NUM_TRIGGER_STAGES); | |
352 | memset(zp->trigger_value, 0, NUM_TRIGGER_STAGES); | |
353 | // memset(zp->trigger_buffer, 0, NUM_TRIGGER_STAGES); | |
354 | ||
fed16f06 | 355 | if (libusb_init(&usb_context) != 0) { |
b08024a8 | 356 | sr_warn("Failed to initialize USB."); |
a1bb33af UH |
357 | return 0; |
358 | } | |
359 | ||
fed16f06 | 360 | /* Find all ZeroPlus analyzers and add them to device list. */ |
a1bb33af UH |
361 | devcnt = 0; |
362 | libusb_get_device_list(usb_context, &devlist); | |
fed16f06 UH |
363 | |
364 | for (i = 0; devlist[i]; i++) { | |
a1bb33af | 365 | err = libusb_get_device_descriptor(devlist[i], &des); |
fed16f06 | 366 | if (err != 0) { |
b08024a8 | 367 | sr_warn("failed to get device descriptor: %d", err); |
a1bb33af UH |
368 | continue; |
369 | } | |
370 | ||
fed16f06 UH |
371 | if (des.idVendor == USB_VENDOR) { |
372 | /* | |
373 | * Definitely a Zeroplus. | |
374 | * TODO: Any way to detect specific model/version in | |
375 | * the zeroplus range? | |
376 | */ | |
bf43ea23 | 377 | /* Register the device with libsigrok. */ |
a00ba012 | 378 | sdi = sr_device_instance_new(devcnt, |
5a2326a7 | 379 | SR_ST_INACTIVE, USB_VENDOR_NAME, |
fed16f06 | 380 | USB_MODEL_NAME, USB_MODEL_VERSION); |
bf43ea23 UH |
381 | if (!sdi) { |
382 | sr_err("zp: %s: sr_device_instance_new failed", | |
383 | __func__); | |
a1bb33af | 384 | return 0; |
bf43ea23 UH |
385 | } |
386 | ||
387 | sdi->priv = zp; | |
388 | ||
fed16f06 UH |
389 | device_instances = |
390 | g_slist_append(device_instances, sdi); | |
6c290072 | 391 | sdi->usb = sr_usb_device_instance_new( |
fed16f06 UH |
392 | libusb_get_bus_number(devlist[i]), |
393 | libusb_get_device_address(devlist[i]), NULL); | |
a1bb33af UH |
394 | devcnt++; |
395 | } | |
396 | } | |
397 | libusb_free_device_list(devlist, 1); | |
398 | ||
399 | return devcnt; | |
400 | } | |
401 | ||
a1bb33af UH |
402 | static int hw_opendev(int device_index) |
403 | { | |
a00ba012 | 404 | struct sr_device_instance *sdi; |
bf43ea23 | 405 | struct zp *zp; |
a1bb33af UH |
406 | int err; |
407 | ||
fed16f06 | 408 | if (!(sdi = zp_open_device(device_index))) { |
b08024a8 | 409 | sr_warn("unable to open device"); |
e46b8fb1 | 410 | return SR_ERR; |
a1bb33af UH |
411 | } |
412 | ||
bf43ea23 UH |
413 | /* TODO: Note: sdi is retrieved in zp_open_device(). */ |
414 | ||
415 | if (!(zp = sdi->priv)) { | |
416 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
417 | return SR_ERR_ARG; | |
418 | } | |
419 | ||
a1bb33af | 420 | err = libusb_claim_interface(sdi->usb->devhdl, USB_INTERFACE); |
fed16f06 | 421 | if (err != 0) { |
b08024a8 | 422 | sr_warn("Unable to claim interface: %d", err); |
e46b8fb1 | 423 | return SR_ERR; |
a1bb33af UH |
424 | } |
425 | analyzer_reset(sdi->usb->devhdl); | |
426 | analyzer_initialize(sdi->usb->devhdl); | |
a1bb33af UH |
427 | |
428 | analyzer_set_memory_size(MEMORY_SIZE_512K); | |
fed16f06 | 429 | // analyzer_set_freq(g_freq, g_freq_scale); |
a1bb33af | 430 | analyzer_set_trigger_count(1); |
408e7199 UH |
431 | // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) |
432 | // * get_memory_size(g_memory_size)) / 100) >> 2); | |
fed16f06 UH |
433 | analyzer_set_ramsize_trigger_address( |
434 | (100 * get_memory_size(MEMORY_SIZE_512K) / 100) >> 2); | |
a1bb33af | 435 | |
fed16f06 UH |
436 | #if 0 |
437 | if (g_double_mode == 1) | |
a1bb33af UH |
438 | analyzer_set_compression(COMPRESSION_DOUBLE); |
439 | else if (g_compression == 1) | |
440 | analyzer_set_compression(COMPRESSION_ENABLE); | |
fed16f06 UH |
441 | else |
442 | #endif | |
443 | analyzer_set_compression(COMPRESSION_NONE); | |
a1bb33af | 444 | |
bf43ea23 | 445 | if (zp->cur_samplerate == 0) { |
408e7199 | 446 | /* Samplerate hasn't been set. Default to the slowest one. */ |
5a2326a7 | 447 | if (hw_set_configuration(device_index, SR_HWCAP_SAMPLERATE, |
73017cf9 | 448 | &samplerates.list[0]) == SR_ERR) |
e46b8fb1 | 449 | return SR_ERR; |
a1bb33af UH |
450 | } |
451 | ||
e46b8fb1 | 452 | return SR_OK; |
a1bb33af UH |
453 | } |
454 | ||
697785d1 | 455 | static int hw_closedev(int device_index) |
a1bb33af | 456 | { |
a00ba012 | 457 | struct sr_device_instance *sdi; |
a1bb33af | 458 | |
697785d1 | 459 | if (!(sdi = sr_get_device_instance(device_instances, device_index))) { |
bf43ea23 | 460 | sr_err("zp: %s: sdi was NULL", __func__); |
697785d1 UH |
461 | return SR_ERR; /* TODO: SR_ERR_ARG? */ |
462 | } | |
463 | ||
464 | /* TODO */ | |
465 | close_device(sdi); | |
466 | ||
467 | return SR_OK; | |
a1bb33af UH |
468 | } |
469 | ||
a1bb33af UH |
470 | static void hw_cleanup(void) |
471 | { | |
472 | GSList *l; | |
473 | ||
408e7199 | 474 | /* Properly close all devices... */ |
fed16f06 | 475 | for (l = device_instances; l; l = l->next) |
a00ba012 | 476 | close_device((struct sr_device_instance *)l->data); |
a1bb33af | 477 | |
408e7199 | 478 | /* ...and free all their memory. */ |
fed16f06 | 479 | for (l = device_instances; l; l = l->next) |
a1bb33af UH |
480 | g_free(l->data); |
481 | g_slist_free(device_instances); | |
482 | device_instances = NULL; | |
483 | ||
fed16f06 | 484 | if (usb_context) |
a1bb33af UH |
485 | libusb_exit(usb_context); |
486 | usb_context = NULL; | |
a1bb33af UH |
487 | } |
488 | ||
a1bb33af UH |
489 | static void *hw_get_device_info(int device_index, int device_info_id) |
490 | { | |
a00ba012 | 491 | struct sr_device_instance *sdi; |
bf43ea23 UH |
492 | struct zp *zp; |
493 | void *info; | |
a1bb33af | 494 | |
bf43ea23 UH |
495 | if (!(sdi = sr_get_device_instance(device_instances, device_index))) { |
496 | sr_err("zp: %s: sdi was NULL", __func__); | |
a1bb33af | 497 | return NULL; |
bf43ea23 UH |
498 | } |
499 | ||
500 | if (!(zp = sdi->priv)) { | |
501 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
502 | return NULL; | |
503 | } | |
a1bb33af | 504 | |
fed16f06 | 505 | switch (device_info_id) { |
5a2326a7 | 506 | case SR_DI_INSTANCE: |
a1bb33af UH |
507 | info = sdi; |
508 | break; | |
5a2326a7 | 509 | case SR_DI_NUM_PROBES: |
bf43ea23 | 510 | info = GINT_TO_POINTER(zp->num_channels); |
a1bb33af | 511 | break; |
464d12c7 KS |
512 | case SR_DI_PROBE_NAMES: |
513 | info = probe_names; | |
514 | break; | |
5a2326a7 | 515 | case SR_DI_SAMPLERATES: |
a1bb33af UH |
516 | info = &samplerates; |
517 | break; | |
5a2326a7 | 518 | case SR_DI_TRIGGER_TYPES: |
a1bb33af UH |
519 | info = TRIGGER_TYPES; |
520 | break; | |
5a2326a7 | 521 | case SR_DI_CUR_SAMPLERATE: |
bf43ea23 UH |
522 | info = &zp->cur_samplerate; |
523 | break; | |
524 | default: | |
525 | /* Unknown device info ID, return NULL. */ | |
526 | sr_err("zp: %s: Unknown device info ID", __func__); | |
527 | info = NULL; | |
a1bb33af UH |
528 | break; |
529 | } | |
530 | ||
531 | return info; | |
532 | } | |
533 | ||
a1bb33af UH |
534 | static int hw_get_status(int device_index) |
535 | { | |
a00ba012 | 536 | struct sr_device_instance *sdi; |
a1bb33af | 537 | |
d32d961d | 538 | sdi = sr_get_device_instance(device_instances, device_index); |
fed16f06 | 539 | if (sdi) |
a1bb33af UH |
540 | return sdi->status; |
541 | else | |
5a2326a7 | 542 | return SR_ST_NOT_FOUND; |
a1bb33af UH |
543 | } |
544 | ||
a1bb33af UH |
545 | static int *hw_get_capabilities(void) |
546 | { | |
a1bb33af UH |
547 | return capabilities; |
548 | } | |
549 | ||
bf43ea23 UH |
550 | static int set_configuration_samplerate(struct sr_device_instance *sdi, |
551 | uint64_t samplerate) | |
a1bb33af | 552 | { |
bf43ea23 UH |
553 | struct zp *zp; |
554 | ||
555 | if (!sdi) { | |
556 | sr_err("zp: %s: sdi was NULL", __func__); | |
557 | return SR_ERR_ARG; | |
558 | } | |
559 | ||
560 | if (!(zp = sdi->priv)) { | |
561 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
562 | return SR_ERR_ARG; | |
563 | } | |
564 | ||
73017cf9 UH |
565 | sr_info("zp: Setting samplerate to %" PRIu64 "Hz.", samplerate); |
566 | ||
59df0c77 UH |
567 | if (samplerate > SR_MHZ(1)) |
568 | analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ); | |
569 | else if (samplerate > SR_KHZ(1)) | |
570 | analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ); | |
a1bb33af | 571 | else |
fed16f06 | 572 | analyzer_set_freq(samplerate, FREQ_SCALE_HZ); |
a1bb33af | 573 | |
bf43ea23 UH |
574 | zp->cur_samplerate = samplerate; |
575 | zp->period_ps = 1000000000000 / samplerate; | |
a1bb33af | 576 | |
e46b8fb1 | 577 | return SR_OK; |
a1bb33af UH |
578 | } |
579 | ||
580 | static int hw_set_configuration(int device_index, int capability, void *value) | |
581 | { | |
a00ba012 | 582 | struct sr_device_instance *sdi; |
a1bb33af | 583 | uint64_t *tmp_u64; |
bf43ea23 | 584 | struct zp *zp; |
a1bb33af | 585 | |
bf43ea23 UH |
586 | if (!(sdi = sr_get_device_instance(device_instances, device_index))) { |
587 | sr_err("zp: %s: sdi was NULL", __func__); | |
e46b8fb1 | 588 | return SR_ERR; |
bf43ea23 UH |
589 | } |
590 | ||
591 | if (!(zp = sdi->priv)) { | |
592 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
593 | return SR_ERR_ARG; | |
594 | } | |
a1bb33af UH |
595 | |
596 | switch (capability) { | |
5a2326a7 | 597 | case SR_HWCAP_SAMPLERATE: |
fed16f06 | 598 | tmp_u64 = value; |
bf43ea23 | 599 | return set_configuration_samplerate(sdi, *tmp_u64); |
5a2326a7 | 600 | case SR_HWCAP_PROBECONFIG: |
bf43ea23 | 601 | return configure_probes(sdi, (GSList *)value); |
5a2326a7 | 602 | case SR_HWCAP_LIMIT_SAMPLES: |
2458ea65 | 603 | tmp_u64 = value; |
bf43ea23 | 604 | zp->limit_samples = *tmp_u64; |
e46b8fb1 | 605 | return SR_OK; |
fed16f06 | 606 | default: |
e46b8fb1 | 607 | return SR_ERR; |
a1bb33af UH |
608 | } |
609 | } | |
610 | ||
9c939c51 | 611 | static int hw_start_acquisition(int device_index, gpointer session_data) |
a1bb33af | 612 | { |
a00ba012 | 613 | struct sr_device_instance *sdi; |
b9c735a2 | 614 | struct sr_datafeed_packet packet; |
9c939c51 | 615 | struct sr_datafeed_logic logic; |
b9c735a2 | 616 | struct sr_datafeed_header header; |
9c939c51 | 617 | uint64_t samples_read; |
a1bb33af | 618 | int res; |
afc8e4de | 619 | unsigned int packet_num; |
a1bb33af | 620 | unsigned char *buf; |
bf43ea23 | 621 | struct zp *zp; |
a1bb33af | 622 | |
bf43ea23 UH |
623 | if (!(sdi = sr_get_device_instance(device_instances, device_index))) { |
624 | sr_err("zp: %s: sdi was NULL", __func__); | |
e46b8fb1 | 625 | return SR_ERR; |
bf43ea23 UH |
626 | } |
627 | ||
628 | if (!(zp = sdi->priv)) { | |
629 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
630 | return SR_ERR_ARG; | |
631 | } | |
a1bb33af | 632 | |
a143e4e5 BV |
633 | /* push configured settings to device */ |
634 | analyzer_configure(sdi->usb->devhdl); | |
635 | ||
a1bb33af | 636 | analyzer_start(sdi->usb->devhdl); |
b08024a8 | 637 | sr_info("Waiting for data"); |
a1bb33af UH |
638 | analyzer_wait_data(sdi->usb->devhdl); |
639 | ||
9c939c51 BV |
640 | sr_info("Stop address = 0x%x", analyzer_get_stop_address(sdi->usb->devhdl)); |
641 | sr_info("Now address = 0x%x", analyzer_get_now_address(sdi->usb->devhdl)); | |
642 | sr_info("Trigger address = 0x%x", analyzer_get_trigger_address(sdi->usb->devhdl)); | |
a1bb33af | 643 | |
5a2326a7 | 644 | packet.type = SR_DF_HEADER; |
9c939c51 | 645 | packet.payload = &header; |
a1bb33af UH |
646 | header.feed_version = 1; |
647 | gettimeofday(&header.starttime, NULL); | |
bf43ea23 UH |
648 | header.samplerate = zp->cur_samplerate; |
649 | header.num_logic_probes = zp->num_channels; | |
c2616fb9 | 650 | header.num_analog_probes = 0; |
9c939c51 | 651 | sr_session_bus(session_data, &packet); |
a1bb33af | 652 | |
b53738ba | 653 | if (!(buf = g_try_malloc(PACKET_SIZE))) { |
bf43ea23 | 654 | sr_err("zp: %s: buf malloc failed", __func__); |
b53738ba UH |
655 | return SR_ERR_MALLOC; |
656 | } | |
657 | ||
9c939c51 | 658 | samples_read = 0; |
a1bb33af | 659 | analyzer_read_start(sdi->usb->devhdl); |
fed16f06 | 660 | /* Send the incoming transfer to the session bus. */ |
bf43ea23 | 661 | for (packet_num = 0; packet_num < (zp->memory_size * 4 / PACKET_SIZE); |
fed16f06 | 662 | packet_num++) { |
a1bb33af | 663 | res = analyzer_read_data(sdi->usb->devhdl, buf, PACKET_SIZE); |
b08024a8 UH |
664 | sr_info("Tried to read %llx bytes, actually read %x bytes", |
665 | PACKET_SIZE, res); | |
a1bb33af | 666 | |
5a2326a7 | 667 | packet.type = SR_DF_LOGIC; |
bf43ea23 UH |
668 | packet.timeoffset = samples_read * zp->period_ps; |
669 | packet.duration = res / 4 * zp->period_ps; | |
9c939c51 BV |
670 | packet.payload = &logic; |
671 | logic.length = PACKET_SIZE; | |
672 | logic.unitsize = 4; | |
673 | logic.data = buf; | |
674 | sr_session_bus(session_data, &packet); | |
675 | samples_read += res / 4; | |
a1bb33af UH |
676 | } |
677 | analyzer_read_stop(sdi->usb->devhdl); | |
678 | g_free(buf); | |
679 | ||
5a2326a7 | 680 | packet.type = SR_DF_END; |
9c939c51 | 681 | sr_session_bus(session_data, &packet); |
a1bb33af | 682 | |
e46b8fb1 | 683 | return SR_OK; |
a1bb33af UH |
684 | } |
685 | ||
fed16f06 | 686 | /* This stops acquisition on ALL devices, ignoring device_index. */ |
a1bb33af UH |
687 | static void hw_stop_acquisition(int device_index, gpointer session_device_id) |
688 | { | |
b9c735a2 | 689 | struct sr_datafeed_packet packet; |
a00ba012 | 690 | struct sr_device_instance *sdi; |
a1bb33af | 691 | |
5a2326a7 | 692 | packet.type = SR_DF_END; |
8a2efef2 | 693 | sr_session_bus(session_device_id, &packet); |
a1bb33af | 694 | |
d32d961d | 695 | if (!(sdi = sr_get_device_instance(device_instances, device_index))) |
fed16f06 | 696 | return; /* TODO: Cry? */ |
a1bb33af UH |
697 | |
698 | analyzer_reset(sdi->usb->devhdl); | |
fed16f06 | 699 | /* TODO: Need to cancel and free any queued up transfers. */ |
a1bb33af UH |
700 | } |
701 | ||
5c2d46d1 | 702 | struct sr_device_plugin zeroplus_logic_cube_plugin_info = { |
e519ba86 UH |
703 | .name = "zeroplus-logic-cube", |
704 | .longname = "Zeroplus Logic Cube LAP-C series", | |
705 | .api_version = 1, | |
706 | .init = hw_init, | |
707 | .cleanup = hw_cleanup, | |
86f5e3d8 UH |
708 | .opendev = hw_opendev, |
709 | .closedev = hw_closedev, | |
e519ba86 UH |
710 | .get_device_info = hw_get_device_info, |
711 | .get_status = hw_get_status, | |
712 | .get_capabilities = hw_get_capabilities, | |
713 | .set_configuration = hw_set_configuration, | |
714 | .start_acquisition = hw_start_acquisition, | |
715 | .stop_acquisition = hw_stop_acquisition, | |
a1bb33af | 716 | }; |