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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 | ||
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" |
b7f09cf8 UH |
28 | #include "sigrok.h" |
29 | #include "sigrok-internal.h" | |
a1bb33af UH |
30 | #include "analyzer.h" |
31 | ||
fed16f06 UH |
32 | #define USB_VENDOR 0x0c12 |
33 | #define USB_VENDOR_NAME "Zeroplus" | |
a1bb33af UH |
34 | #define USB_MODEL_NAME "Logic Cube" |
35 | #define USB_MODEL_VERSION "" | |
36 | ||
37 | #define USB_INTERFACE 0 | |
38 | #define USB_CONFIGURATION 1 | |
39 | #define NUM_TRIGGER_STAGES 4 | |
40 | #define TRIGGER_TYPES "01" | |
41 | ||
fed16f06 | 42 | #define PACKET_SIZE 2048 /* ?? */ |
a1bb33af UH |
43 | |
44 | typedef struct { | |
45 | unsigned short pid; | |
46 | char model_name[64]; | |
47 | unsigned int channels; | |
fed16f06 | 48 | unsigned int sample_depth; /* In Ksamples/channel */ |
a1bb33af UH |
49 | unsigned int max_sampling_freq; |
50 | } model_t; | |
51 | ||
fed16f06 UH |
52 | /* |
53 | * Note -- 16032, 16064 and 16128 *usually* -- but not always -- have the | |
54 | * same 128K sample depth. | |
55 | */ | |
29cbfeaf | 56 | static model_t zeroplus_models[] = { |
a1bb33af UH |
57 | {0x7009, "LAP-C(16064)", 16, 64, 100}, |
58 | {0x700A, "LAP-C(16128)", 16, 128, 200}, | |
59 | {0x700B, "LAP-C(32128)", 32, 128, 200}, | |
60 | {0x700C, "LAP-C(321000)", 32, 1024, 200}, | |
61 | {0x700D, "LAP-C(322000)", 32, 2048, 200}, | |
62 | {0x700E, "LAP-C(16032)", 16, 32, 100}, | |
63 | {0x7016, "LAP-C(162000)", 16, 2048, 200}, | |
64 | }; | |
65 | ||
66 | static int capabilities[] = { | |
5a2326a7 UH |
67 | SR_HWCAP_LOGIC_ANALYZER, |
68 | SR_HWCAP_SAMPLERATE, | |
69 | SR_HWCAP_PROBECONFIG, | |
70 | SR_HWCAP_CAPTURE_RATIO, | |
a1bb33af | 71 | |
fed16f06 | 72 | /* These are really implemented in the driver, not the hardware. */ |
5a2326a7 | 73 | SR_HWCAP_LIMIT_SAMPLES, |
fed16f06 | 74 | 0, |
a1bb33af UH |
75 | }; |
76 | ||
c37d2b1b | 77 | static const char *probe_names[] = { |
464d12c7 KS |
78 | "0", |
79 | "1", | |
80 | "2", | |
81 | "3", | |
82 | "4", | |
83 | "5", | |
84 | "6", | |
85 | "7", | |
86 | "8", | |
87 | "9", | |
88 | "10", | |
89 | "11", | |
90 | "12", | |
91 | "13", | |
92 | "14", | |
93 | "15", | |
94 | "16", | |
95 | "17", | |
96 | "18", | |
97 | "19", | |
98 | "20", | |
99 | "21", | |
100 | "22", | |
101 | "23", | |
102 | "24", | |
103 | "25", | |
104 | "26", | |
105 | "27", | |
106 | "28", | |
107 | "29", | |
108 | "30", | |
109 | "31", | |
110 | NULL, | |
111 | }; | |
112 | ||
a00ba012 | 113 | /* List of struct sr_device_instance, maintained by opendev()/closedev(). */ |
a1bb33af UH |
114 | static GSList *device_instances = NULL; |
115 | ||
116 | static libusb_context *usb_context = NULL; | |
117 | ||
fed16f06 UH |
118 | /* |
119 | * The hardware supports more samplerates than these, but these are the | |
120 | * options hardcoded into the vendor's Windows GUI. | |
121 | */ | |
a1bb33af | 122 | |
fed16f06 UH |
123 | /* |
124 | * TODO: We shouldn't support 150MHz and 200MHz on devices that don't go up | |
125 | * that high. | |
126 | */ | |
a1bb33af | 127 | static uint64_t supported_samplerates[] = { |
c9140419 UH |
128 | SR_HZ(100), |
129 | SR_HZ(500), | |
59df0c77 UH |
130 | SR_KHZ(1), |
131 | SR_KHZ(5), | |
132 | SR_KHZ(25), | |
133 | SR_KHZ(50), | |
134 | SR_KHZ(100), | |
135 | SR_KHZ(200), | |
136 | SR_KHZ(400), | |
137 | SR_KHZ(800), | |
138 | SR_MHZ(1), | |
139 | SR_MHZ(10), | |
140 | SR_MHZ(25), | |
141 | SR_MHZ(50), | |
142 | SR_MHZ(80), | |
143 | SR_MHZ(100), | |
144 | SR_MHZ(150), | |
145 | SR_MHZ(200), | |
fed16f06 | 146 | 0, |
a1bb33af UH |
147 | }; |
148 | ||
60679b18 | 149 | static struct sr_samplerates samplerates = { |
c9140419 UH |
150 | SR_HZ(0), |
151 | SR_HZ(0), | |
152 | SR_HZ(0), | |
fed16f06 | 153 | supported_samplerates, |
a1bb33af UH |
154 | }; |
155 | ||
bf43ea23 UH |
156 | struct zp { |
157 | uint64_t cur_samplerate; | |
158 | uint64_t period_ps; | |
159 | uint64_t limit_samples; | |
160 | int num_channels; /* TODO: This isn't initialized before it's needed :( */ | |
161 | uint64_t memory_size; | |
162 | uint8_t probe_mask; | |
163 | uint8_t trigger_mask[NUM_TRIGGER_STAGES]; | |
164 | uint8_t trigger_value[NUM_TRIGGER_STAGES]; | |
165 | // uint8_t trigger_buffer[NUM_TRIGGER_STAGES]; | |
166 | }; | |
a1bb33af UH |
167 | |
168 | static int hw_set_configuration(int device_index, int capability, void *value); | |
169 | ||
170 | static unsigned int get_memory_size(int type) | |
171 | { | |
fed16f06 UH |
172 | if (type == MEMORY_SIZE_8K) |
173 | return 8 * 1024; | |
174 | else if (type == MEMORY_SIZE_64K) | |
175 | return 64 * 1024; | |
176 | else if (type == MEMORY_SIZE_128K) | |
177 | return 128 * 1024; | |
178 | else if (type == MEMORY_SIZE_512K) | |
179 | return 512 * 1024; | |
180 | else | |
181 | return 0; | |
a1bb33af UH |
182 | } |
183 | ||
a00ba012 | 184 | static int opendev4(struct sr_device_instance **sdi, libusb_device *dev, |
408e7199 UH |
185 | struct libusb_device_descriptor *des) |
186 | { | |
bf43ea23 | 187 | struct zp *zp; |
9a498834 UH |
188 | unsigned int i; |
189 | int err; | |
408e7199 | 190 | |
bf43ea23 UH |
191 | /* Note: sdi is non-NULL, the caller already checked this. */ |
192 | ||
193 | if (!(zp = (*sdi)->priv)) { | |
194 | sr_err("zp: %s: (*sdi)->priv was NULL", __func__); | |
195 | return -1; | |
196 | } | |
197 | ||
408e7199 | 198 | if ((err = libusb_get_device_descriptor(dev, des))) { |
b08024a8 | 199 | sr_warn("failed to get device descriptor: %d", err); |
408e7199 UH |
200 | return -1; |
201 | } | |
202 | ||
9a498834 | 203 | if (des->idVendor != USB_VENDOR) |
408e7199 UH |
204 | return 0; |
205 | ||
206 | if (libusb_get_bus_number(dev) == (*sdi)->usb->bus | |
207 | && libusb_get_device_address(dev) == (*sdi)->usb->address) { | |
208 | ||
9a498834 UH |
209 | for (i = 0; i < ARRAY_SIZE(zeroplus_models); i++) { |
210 | if (!(des->idProduct == zeroplus_models[i].pid)) | |
408e7199 UH |
211 | continue; |
212 | ||
b08024a8 UH |
213 | sr_info("Found PID=%04X (%s)", des->idProduct, |
214 | zeroplus_models[i].model_name); | |
bf43ea23 UH |
215 | zp->num_channels = zeroplus_models[i].channels; |
216 | zp->memory_size = zeroplus_models[i].sample_depth * 1024; | |
408e7199 UH |
217 | break; |
218 | } | |
219 | ||
bf43ea23 | 220 | if (zp->num_channels == 0) { |
b08024a8 | 221 | sr_warn("Unknown ZeroPlus device %04X", des->idProduct); |
408e7199 UH |
222 | return -2; |
223 | } | |
224 | ||
225 | /* Found it. */ | |
226 | if (!(err = libusb_open(dev, &((*sdi)->usb->devhdl)))) { | |
5a2326a7 | 227 | (*sdi)->status = SR_ST_ACTIVE; |
b08024a8 UH |
228 | sr_info("opened device %d on %d.%d interface %d", |
229 | (*sdi)->index, (*sdi)->usb->bus, | |
230 | (*sdi)->usb->address, USB_INTERFACE); | |
408e7199 | 231 | } else { |
b08024a8 | 232 | sr_warn("failed to open device: %d", err); |
408e7199 UH |
233 | *sdi = NULL; |
234 | } | |
235 | } | |
236 | ||
237 | return 0; | |
238 | } | |
239 | ||
29cbfeaf | 240 | static struct sr_device_instance *zp_open_device(int device_index) |
a1bb33af | 241 | { |
a00ba012 | 242 | struct sr_device_instance *sdi; |
a1bb33af UH |
243 | libusb_device **devlist; |
244 | struct libusb_device_descriptor des; | |
afc8e4de | 245 | int err, i; |
a1bb33af | 246 | |
d32d961d | 247 | if (!(sdi = sr_get_device_instance(device_instances, device_index))) |
a1bb33af UH |
248 | return NULL; |
249 | ||
250 | libusb_get_device_list(usb_context, &devlist); | |
5a2326a7 | 251 | if (sdi->status == SR_ST_INACTIVE) { |
fed16f06 | 252 | /* Find the device by vendor, product, bus and address. */ |
a1bb33af | 253 | libusb_get_device_list(usb_context, &devlist); |
fed16f06 | 254 | for (i = 0; devlist[i]; i++) { |
408e7199 | 255 | /* TODO: Error handling. */ |
9a5c6dcf | 256 | err = opendev4(&sdi, devlist[i], &des); |
a1bb33af | 257 | } |
fed16f06 | 258 | } else { |
5a2326a7 | 259 | /* Status must be SR_ST_ACTIVE, i.e. already in use... */ |
a1bb33af UH |
260 | sdi = NULL; |
261 | } | |
262 | libusb_free_device_list(devlist, 1); | |
263 | ||
5a2326a7 | 264 | if (sdi && sdi->status != SR_ST_ACTIVE) |
a1bb33af UH |
265 | sdi = NULL; |
266 | ||
267 | return sdi; | |
268 | } | |
269 | ||
a00ba012 | 270 | static void close_device(struct sr_device_instance *sdi) |
a1bb33af | 271 | { |
408e7199 UH |
272 | if (!sdi->usb->devhdl) |
273 | return; | |
274 | ||
b08024a8 UH |
275 | sr_info("closing device %d on %d.%d interface %d", sdi->index, |
276 | sdi->usb->bus, sdi->usb->address, USB_INTERFACE); | |
408e7199 UH |
277 | libusb_release_interface(sdi->usb->devhdl, USB_INTERFACE); |
278 | libusb_close(sdi->usb->devhdl); | |
279 | sdi->usb->devhdl = NULL; | |
5a2326a7 | 280 | sdi->status = SR_ST_INACTIVE; |
a1bb33af UH |
281 | } |
282 | ||
bf43ea23 | 283 | static int configure_probes(struct sr_device_instance *sdi, GSList *probes) |
a1bb33af | 284 | { |
bf43ea23 | 285 | struct zp *zp; |
1afe8989 | 286 | struct sr_probe *probe; |
a1bb33af UH |
287 | GSList *l; |
288 | int probe_bit, stage, i; | |
289 | char *tc; | |
290 | ||
bf43ea23 UH |
291 | /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ |
292 | zp = sdi->priv; | |
293 | ||
294 | zp->probe_mask = 0; | |
fed16f06 | 295 | for (i = 0; i < NUM_TRIGGER_STAGES; i++) { |
bf43ea23 UH |
296 | zp->trigger_mask[i] = 0; |
297 | zp->trigger_value[i] = 0; | |
a1bb33af UH |
298 | } |
299 | ||
300 | stage = -1; | |
fed16f06 | 301 | for (l = probes; l; l = l->next) { |
1afe8989 | 302 | probe = (struct sr_probe *)l->data; |
fed16f06 | 303 | if (probe->enabled == FALSE) |
a1bb33af UH |
304 | continue; |
305 | probe_bit = 1 << (probe->index - 1); | |
bf43ea23 | 306 | zp->probe_mask |= probe_bit; |
fed16f06 UH |
307 | |
308 | if (probe->trigger) { | |
a1bb33af | 309 | stage = 0; |
fed16f06 | 310 | for (tc = probe->trigger; *tc; tc++) { |
bf43ea23 | 311 | zp->trigger_mask[stage] |= probe_bit; |
fed16f06 | 312 | if (*tc == '1') |
bf43ea23 | 313 | zp->trigger_value[stage] |= probe_bit; |
a1bb33af | 314 | stage++; |
fed16f06 | 315 | if (stage > NUM_TRIGGER_STAGES) |
e46b8fb1 | 316 | return SR_ERR; |
a1bb33af UH |
317 | } |
318 | } | |
319 | } | |
320 | ||
e46b8fb1 | 321 | return SR_OK; |
a1bb33af UH |
322 | } |
323 | ||
a1bb33af UH |
324 | /* |
325 | * API callbacks | |
326 | */ | |
327 | ||
54ac5277 | 328 | static int hw_init(const char *deviceinfo) |
a1bb33af | 329 | { |
a00ba012 | 330 | struct sr_device_instance *sdi; |
a1bb33af UH |
331 | struct libusb_device_descriptor des; |
332 | libusb_device **devlist; | |
333 | int err, devcnt, i; | |
bf43ea23 | 334 | struct zp *zp; |
a1bb33af | 335 | |
17e1afcb | 336 | /* Avoid compiler warnings. */ |
cb93f8a9 | 337 | (void)deviceinfo; |
afc8e4de | 338 | |
bf43ea23 UH |
339 | /* Allocate memory for our private driver context. */ |
340 | if (!(zp = g_try_malloc(sizeof(struct zp)))) { | |
341 | sr_err("zp: %s: struct zp malloc failed", __func__); | |
342 | return 0; | |
343 | } | |
344 | ||
345 | /* Set some sane defaults. */ | |
346 | zp->cur_samplerate = 0; | |
347 | zp->period_ps = 0; | |
348 | zp->limit_samples = 0; | |
349 | zp->num_channels = 32; /* TODO: This isn't initialized before it's needed :( */ | |
350 | zp->memory_size = 0; | |
351 | zp->probe_mask = 0; | |
352 | memset(zp->trigger_mask, 0, NUM_TRIGGER_STAGES); | |
353 | memset(zp->trigger_value, 0, NUM_TRIGGER_STAGES); | |
354 | // memset(zp->trigger_buffer, 0, NUM_TRIGGER_STAGES); | |
355 | ||
fed16f06 | 356 | if (libusb_init(&usb_context) != 0) { |
b08024a8 | 357 | sr_warn("Failed to initialize USB."); |
a1bb33af UH |
358 | return 0; |
359 | } | |
360 | ||
fed16f06 | 361 | /* Find all ZeroPlus analyzers and add them to device list. */ |
a1bb33af UH |
362 | devcnt = 0; |
363 | libusb_get_device_list(usb_context, &devlist); | |
fed16f06 UH |
364 | |
365 | for (i = 0; devlist[i]; i++) { | |
a1bb33af | 366 | err = libusb_get_device_descriptor(devlist[i], &des); |
fed16f06 | 367 | if (err != 0) { |
b08024a8 | 368 | sr_warn("failed to get device descriptor: %d", err); |
a1bb33af UH |
369 | continue; |
370 | } | |
371 | ||
fed16f06 UH |
372 | if (des.idVendor == USB_VENDOR) { |
373 | /* | |
374 | * Definitely a Zeroplus. | |
375 | * TODO: Any way to detect specific model/version in | |
376 | * the zeroplus range? | |
377 | */ | |
bf43ea23 | 378 | /* Register the device with libsigrok. */ |
a00ba012 | 379 | sdi = sr_device_instance_new(devcnt, |
5a2326a7 | 380 | SR_ST_INACTIVE, USB_VENDOR_NAME, |
fed16f06 | 381 | USB_MODEL_NAME, USB_MODEL_VERSION); |
bf43ea23 UH |
382 | if (!sdi) { |
383 | sr_err("zp: %s: sr_device_instance_new failed", | |
384 | __func__); | |
a1bb33af | 385 | return 0; |
bf43ea23 UH |
386 | } |
387 | ||
388 | sdi->priv = zp; | |
389 | ||
fed16f06 UH |
390 | device_instances = |
391 | g_slist_append(device_instances, sdi); | |
6c290072 | 392 | sdi->usb = sr_usb_device_instance_new( |
fed16f06 UH |
393 | libusb_get_bus_number(devlist[i]), |
394 | libusb_get_device_address(devlist[i]), NULL); | |
a1bb33af UH |
395 | devcnt++; |
396 | } | |
397 | } | |
398 | libusb_free_device_list(devlist, 1); | |
399 | ||
400 | return devcnt; | |
401 | } | |
402 | ||
a1bb33af UH |
403 | static int hw_opendev(int device_index) |
404 | { | |
a00ba012 | 405 | struct sr_device_instance *sdi; |
bf43ea23 | 406 | struct zp *zp; |
a1bb33af UH |
407 | int err; |
408 | ||
fed16f06 | 409 | if (!(sdi = zp_open_device(device_index))) { |
b08024a8 | 410 | sr_warn("unable to open device"); |
e46b8fb1 | 411 | return SR_ERR; |
a1bb33af UH |
412 | } |
413 | ||
bf43ea23 UH |
414 | /* TODO: Note: sdi is retrieved in zp_open_device(). */ |
415 | ||
416 | if (!(zp = sdi->priv)) { | |
417 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
418 | return SR_ERR_ARG; | |
419 | } | |
420 | ||
a1bb33af | 421 | err = libusb_claim_interface(sdi->usb->devhdl, USB_INTERFACE); |
fed16f06 | 422 | if (err != 0) { |
b08024a8 | 423 | sr_warn("Unable to claim interface: %d", err); |
e46b8fb1 | 424 | return SR_ERR; |
a1bb33af UH |
425 | } |
426 | analyzer_reset(sdi->usb->devhdl); | |
427 | analyzer_initialize(sdi->usb->devhdl); | |
a1bb33af UH |
428 | |
429 | analyzer_set_memory_size(MEMORY_SIZE_512K); | |
fed16f06 | 430 | // analyzer_set_freq(g_freq, g_freq_scale); |
a1bb33af | 431 | analyzer_set_trigger_count(1); |
408e7199 UH |
432 | // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) |
433 | // * get_memory_size(g_memory_size)) / 100) >> 2); | |
fed16f06 UH |
434 | analyzer_set_ramsize_trigger_address( |
435 | (100 * get_memory_size(MEMORY_SIZE_512K) / 100) >> 2); | |
a1bb33af | 436 | |
fed16f06 UH |
437 | #if 0 |
438 | if (g_double_mode == 1) | |
a1bb33af UH |
439 | analyzer_set_compression(COMPRESSION_DOUBLE); |
440 | else if (g_compression == 1) | |
441 | analyzer_set_compression(COMPRESSION_ENABLE); | |
fed16f06 UH |
442 | else |
443 | #endif | |
444 | analyzer_set_compression(COMPRESSION_NONE); | |
a1bb33af | 445 | |
bf43ea23 | 446 | if (zp->cur_samplerate == 0) { |
408e7199 | 447 | /* Samplerate hasn't been set. Default to the slowest one. */ |
5a2326a7 | 448 | if (hw_set_configuration(device_index, SR_HWCAP_SAMPLERATE, |
73017cf9 | 449 | &samplerates.list[0]) == SR_ERR) |
e46b8fb1 | 450 | return SR_ERR; |
a1bb33af UH |
451 | } |
452 | ||
e46b8fb1 | 453 | return SR_OK; |
a1bb33af UH |
454 | } |
455 | ||
697785d1 | 456 | static int hw_closedev(int device_index) |
a1bb33af | 457 | { |
a00ba012 | 458 | struct sr_device_instance *sdi; |
a1bb33af | 459 | |
697785d1 | 460 | if (!(sdi = sr_get_device_instance(device_instances, device_index))) { |
bf43ea23 | 461 | sr_err("zp: %s: sdi was NULL", __func__); |
697785d1 UH |
462 | return SR_ERR; /* TODO: SR_ERR_ARG? */ |
463 | } | |
464 | ||
465 | /* TODO */ | |
466 | close_device(sdi); | |
467 | ||
468 | return SR_OK; | |
a1bb33af UH |
469 | } |
470 | ||
a1bb33af UH |
471 | static void hw_cleanup(void) |
472 | { | |
473 | GSList *l; | |
474 | ||
408e7199 | 475 | /* Properly close all devices... */ |
fed16f06 | 476 | for (l = device_instances; l; l = l->next) |
a00ba012 | 477 | close_device((struct sr_device_instance *)l->data); |
a1bb33af | 478 | |
408e7199 | 479 | /* ...and free all their memory. */ |
fed16f06 | 480 | for (l = device_instances; l; l = l->next) |
a1bb33af UH |
481 | g_free(l->data); |
482 | g_slist_free(device_instances); | |
483 | device_instances = NULL; | |
484 | ||
fed16f06 | 485 | if (usb_context) |
a1bb33af UH |
486 | libusb_exit(usb_context); |
487 | usb_context = NULL; | |
a1bb33af UH |
488 | } |
489 | ||
a1bb33af UH |
490 | static void *hw_get_device_info(int device_index, int device_info_id) |
491 | { | |
a00ba012 | 492 | struct sr_device_instance *sdi; |
bf43ea23 UH |
493 | struct zp *zp; |
494 | void *info; | |
a1bb33af | 495 | |
bf43ea23 UH |
496 | if (!(sdi = sr_get_device_instance(device_instances, device_index))) { |
497 | sr_err("zp: %s: sdi was NULL", __func__); | |
a1bb33af | 498 | return NULL; |
bf43ea23 UH |
499 | } |
500 | ||
501 | if (!(zp = sdi->priv)) { | |
502 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
503 | return NULL; | |
504 | } | |
a1bb33af | 505 | |
fed16f06 | 506 | switch (device_info_id) { |
5a2326a7 | 507 | case SR_DI_INSTANCE: |
a1bb33af UH |
508 | info = sdi; |
509 | break; | |
5a2326a7 | 510 | case SR_DI_NUM_PROBES: |
bf43ea23 | 511 | info = GINT_TO_POINTER(zp->num_channels); |
a1bb33af | 512 | break; |
464d12c7 KS |
513 | case SR_DI_PROBE_NAMES: |
514 | info = probe_names; | |
515 | break; | |
5a2326a7 | 516 | case SR_DI_SAMPLERATES: |
a1bb33af UH |
517 | info = &samplerates; |
518 | break; | |
5a2326a7 | 519 | case SR_DI_TRIGGER_TYPES: |
a1bb33af UH |
520 | info = TRIGGER_TYPES; |
521 | break; | |
5a2326a7 | 522 | case SR_DI_CUR_SAMPLERATE: |
bf43ea23 UH |
523 | info = &zp->cur_samplerate; |
524 | break; | |
525 | default: | |
526 | /* Unknown device info ID, return NULL. */ | |
527 | sr_err("zp: %s: Unknown device info ID", __func__); | |
528 | info = NULL; | |
a1bb33af UH |
529 | break; |
530 | } | |
531 | ||
532 | return info; | |
533 | } | |
534 | ||
a1bb33af UH |
535 | static int hw_get_status(int device_index) |
536 | { | |
a00ba012 | 537 | struct sr_device_instance *sdi; |
a1bb33af | 538 | |
d32d961d | 539 | sdi = sr_get_device_instance(device_instances, device_index); |
fed16f06 | 540 | if (sdi) |
a1bb33af UH |
541 | return sdi->status; |
542 | else | |
5a2326a7 | 543 | return SR_ST_NOT_FOUND; |
a1bb33af UH |
544 | } |
545 | ||
a1bb33af UH |
546 | static int *hw_get_capabilities(void) |
547 | { | |
a1bb33af UH |
548 | return capabilities; |
549 | } | |
550 | ||
bf43ea23 UH |
551 | static int set_configuration_samplerate(struct sr_device_instance *sdi, |
552 | uint64_t samplerate) | |
a1bb33af | 553 | { |
bf43ea23 UH |
554 | struct zp *zp; |
555 | ||
556 | if (!sdi) { | |
557 | sr_err("zp: %s: sdi was NULL", __func__); | |
558 | return SR_ERR_ARG; | |
559 | } | |
560 | ||
561 | if (!(zp = sdi->priv)) { | |
562 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
563 | return SR_ERR_ARG; | |
564 | } | |
565 | ||
73017cf9 UH |
566 | sr_info("zp: Setting samplerate to %" PRIu64 "Hz.", samplerate); |
567 | ||
59df0c77 UH |
568 | if (samplerate > SR_MHZ(1)) |
569 | analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ); | |
570 | else if (samplerate > SR_KHZ(1)) | |
571 | analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ); | |
a1bb33af | 572 | else |
fed16f06 | 573 | analyzer_set_freq(samplerate, FREQ_SCALE_HZ); |
a1bb33af | 574 | |
bf43ea23 UH |
575 | zp->cur_samplerate = samplerate; |
576 | zp->period_ps = 1000000000000 / samplerate; | |
a1bb33af | 577 | |
e46b8fb1 | 578 | return SR_OK; |
a1bb33af UH |
579 | } |
580 | ||
581 | static int hw_set_configuration(int device_index, int capability, void *value) | |
582 | { | |
a00ba012 | 583 | struct sr_device_instance *sdi; |
a1bb33af | 584 | uint64_t *tmp_u64; |
bf43ea23 | 585 | struct zp *zp; |
a1bb33af | 586 | |
bf43ea23 UH |
587 | if (!(sdi = sr_get_device_instance(device_instances, device_index))) { |
588 | sr_err("zp: %s: sdi was NULL", __func__); | |
e46b8fb1 | 589 | return SR_ERR; |
bf43ea23 UH |
590 | } |
591 | ||
592 | if (!(zp = sdi->priv)) { | |
593 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
594 | return SR_ERR_ARG; | |
595 | } | |
a1bb33af UH |
596 | |
597 | switch (capability) { | |
5a2326a7 | 598 | case SR_HWCAP_SAMPLERATE: |
fed16f06 | 599 | tmp_u64 = value; |
bf43ea23 | 600 | return set_configuration_samplerate(sdi, *tmp_u64); |
5a2326a7 | 601 | case SR_HWCAP_PROBECONFIG: |
bf43ea23 | 602 | return configure_probes(sdi, (GSList *)value); |
5a2326a7 | 603 | case SR_HWCAP_LIMIT_SAMPLES: |
2458ea65 | 604 | tmp_u64 = value; |
bf43ea23 | 605 | zp->limit_samples = *tmp_u64; |
e46b8fb1 | 606 | return SR_OK; |
fed16f06 | 607 | default: |
e46b8fb1 | 608 | return SR_ERR; |
a1bb33af UH |
609 | } |
610 | } | |
611 | ||
9c939c51 | 612 | static int hw_start_acquisition(int device_index, gpointer session_data) |
a1bb33af | 613 | { |
a00ba012 | 614 | struct sr_device_instance *sdi; |
b9c735a2 | 615 | struct sr_datafeed_packet packet; |
9c939c51 | 616 | struct sr_datafeed_logic logic; |
b9c735a2 | 617 | struct sr_datafeed_header header; |
9c939c51 | 618 | uint64_t samples_read; |
a1bb33af | 619 | int res; |
afc8e4de | 620 | unsigned int packet_num; |
a1bb33af | 621 | unsigned char *buf; |
bf43ea23 | 622 | struct zp *zp; |
a1bb33af | 623 | |
bf43ea23 UH |
624 | if (!(sdi = sr_get_device_instance(device_instances, device_index))) { |
625 | sr_err("zp: %s: sdi was NULL", __func__); | |
e46b8fb1 | 626 | return SR_ERR; |
bf43ea23 UH |
627 | } |
628 | ||
629 | if (!(zp = sdi->priv)) { | |
630 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
631 | return SR_ERR_ARG; | |
632 | } | |
a1bb33af | 633 | |
a143e4e5 BV |
634 | /* push configured settings to device */ |
635 | analyzer_configure(sdi->usb->devhdl); | |
636 | ||
a1bb33af | 637 | analyzer_start(sdi->usb->devhdl); |
b08024a8 | 638 | sr_info("Waiting for data"); |
a1bb33af UH |
639 | analyzer_wait_data(sdi->usb->devhdl); |
640 | ||
9c939c51 BV |
641 | sr_info("Stop address = 0x%x", analyzer_get_stop_address(sdi->usb->devhdl)); |
642 | sr_info("Now address = 0x%x", analyzer_get_now_address(sdi->usb->devhdl)); | |
643 | sr_info("Trigger address = 0x%x", analyzer_get_trigger_address(sdi->usb->devhdl)); | |
a1bb33af | 644 | |
5a2326a7 | 645 | packet.type = SR_DF_HEADER; |
9c939c51 | 646 | packet.payload = &header; |
a1bb33af UH |
647 | header.feed_version = 1; |
648 | gettimeofday(&header.starttime, NULL); | |
bf43ea23 UH |
649 | header.samplerate = zp->cur_samplerate; |
650 | header.num_logic_probes = zp->num_channels; | |
c2616fb9 | 651 | header.num_analog_probes = 0; |
9c939c51 | 652 | sr_session_bus(session_data, &packet); |
a1bb33af | 653 | |
b53738ba | 654 | if (!(buf = g_try_malloc(PACKET_SIZE))) { |
bf43ea23 | 655 | sr_err("zp: %s: buf malloc failed", __func__); |
b53738ba UH |
656 | return SR_ERR_MALLOC; |
657 | } | |
658 | ||
9c939c51 | 659 | samples_read = 0; |
a1bb33af | 660 | analyzer_read_start(sdi->usb->devhdl); |
fed16f06 | 661 | /* Send the incoming transfer to the session bus. */ |
bf43ea23 | 662 | for (packet_num = 0; packet_num < (zp->memory_size * 4 / PACKET_SIZE); |
fed16f06 | 663 | packet_num++) { |
a1bb33af | 664 | res = analyzer_read_data(sdi->usb->devhdl, buf, PACKET_SIZE); |
b08024a8 UH |
665 | sr_info("Tried to read %llx bytes, actually read %x bytes", |
666 | PACKET_SIZE, res); | |
a1bb33af | 667 | |
5a2326a7 | 668 | packet.type = SR_DF_LOGIC; |
bf43ea23 UH |
669 | packet.timeoffset = samples_read * zp->period_ps; |
670 | packet.duration = res / 4 * zp->period_ps; | |
9c939c51 BV |
671 | packet.payload = &logic; |
672 | logic.length = PACKET_SIZE; | |
673 | logic.unitsize = 4; | |
674 | logic.data = buf; | |
675 | sr_session_bus(session_data, &packet); | |
676 | samples_read += res / 4; | |
a1bb33af UH |
677 | } |
678 | analyzer_read_stop(sdi->usb->devhdl); | |
679 | g_free(buf); | |
680 | ||
5a2326a7 | 681 | packet.type = SR_DF_END; |
9c939c51 | 682 | sr_session_bus(session_data, &packet); |
a1bb33af | 683 | |
e46b8fb1 | 684 | return SR_OK; |
a1bb33af UH |
685 | } |
686 | ||
fed16f06 | 687 | /* This stops acquisition on ALL devices, ignoring device_index. */ |
a1bb33af UH |
688 | static void hw_stop_acquisition(int device_index, gpointer session_device_id) |
689 | { | |
b9c735a2 | 690 | struct sr_datafeed_packet packet; |
a00ba012 | 691 | struct sr_device_instance *sdi; |
a1bb33af | 692 | |
5a2326a7 | 693 | packet.type = SR_DF_END; |
8a2efef2 | 694 | sr_session_bus(session_device_id, &packet); |
a1bb33af | 695 | |
d32d961d | 696 | if (!(sdi = sr_get_device_instance(device_instances, device_index))) |
fed16f06 | 697 | return; /* TODO: Cry? */ |
a1bb33af UH |
698 | |
699 | analyzer_reset(sdi->usb->devhdl); | |
fed16f06 | 700 | /* TODO: Need to cancel and free any queued up transfers. */ |
a1bb33af UH |
701 | } |
702 | ||
5c2d46d1 | 703 | struct sr_device_plugin zeroplus_logic_cube_plugin_info = { |
e519ba86 UH |
704 | .name = "zeroplus-logic-cube", |
705 | .longname = "Zeroplus Logic Cube LAP-C series", | |
706 | .api_version = 1, | |
707 | .init = hw_init, | |
708 | .cleanup = hw_cleanup, | |
86f5e3d8 UH |
709 | .opendev = hw_opendev, |
710 | .closedev = hw_closedev, | |
e519ba86 UH |
711 | .get_device_info = hw_get_device_info, |
712 | .get_status = hw_get_status, | |
713 | .get_capabilities = hw_get_capabilities, | |
714 | .set_configuration = hw_set_configuration, | |
715 | .start_acquisition = hw_start_acquisition, | |
716 | .stop_acquisition = hw_stop_acquisition, | |
a1bb33af | 717 | }; |