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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" |
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; | |
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 UH |
165 | |
166 | struct sr_usb_device_instance *usb; | |
bf43ea23 | 167 | }; |
a1bb33af UH |
168 | |
169 | static int hw_set_configuration(int device_index, int capability, void *value); | |
170 | ||
171 | static unsigned int get_memory_size(int type) | |
172 | { | |
fed16f06 UH |
173 | if (type == MEMORY_SIZE_8K) |
174 | return 8 * 1024; | |
175 | else if (type == MEMORY_SIZE_64K) | |
176 | return 64 * 1024; | |
177 | else if (type == MEMORY_SIZE_128K) | |
178 | return 128 * 1024; | |
179 | else if (type == MEMORY_SIZE_512K) | |
180 | return 512 * 1024; | |
181 | else | |
182 | return 0; | |
a1bb33af UH |
183 | } |
184 | ||
a00ba012 | 185 | static int opendev4(struct sr_device_instance **sdi, libusb_device *dev, |
408e7199 UH |
186 | struct libusb_device_descriptor *des) |
187 | { | |
bf43ea23 | 188 | struct zp *zp; |
9a498834 UH |
189 | unsigned int i; |
190 | int err; | |
408e7199 | 191 | |
bf43ea23 UH |
192 | /* Note: sdi is non-NULL, the caller already checked this. */ |
193 | ||
194 | if (!(zp = (*sdi)->priv)) { | |
195 | sr_err("zp: %s: (*sdi)->priv was NULL", __func__); | |
196 | return -1; | |
197 | } | |
198 | ||
408e7199 | 199 | if ((err = libusb_get_device_descriptor(dev, des))) { |
7b48d6e1 | 200 | sr_err("zp: failed to get device descriptor: %d", err); |
408e7199 UH |
201 | return -1; |
202 | } | |
203 | ||
9a498834 | 204 | if (des->idVendor != USB_VENDOR) |
408e7199 UH |
205 | return 0; |
206 | ||
69890f73 UH |
207 | if (libusb_get_bus_number(dev) == zp->usb->bus |
208 | && libusb_get_device_address(dev) == zp->usb->address) { | |
408e7199 | 209 | |
9a498834 UH |
210 | for (i = 0; i < ARRAY_SIZE(zeroplus_models); i++) { |
211 | if (!(des->idProduct == zeroplus_models[i].pid)) | |
408e7199 UH |
212 | continue; |
213 | ||
7b48d6e1 UH |
214 | sr_info("zp: Found ZeroPlus device 0x%04x (%s)", |
215 | des->idProduct, zeroplus_models[i].model_name); | |
bf43ea23 UH |
216 | zp->num_channels = zeroplus_models[i].channels; |
217 | zp->memory_size = zeroplus_models[i].sample_depth * 1024; | |
408e7199 UH |
218 | break; |
219 | } | |
220 | ||
bf43ea23 | 221 | if (zp->num_channels == 0) { |
7b48d6e1 UH |
222 | sr_err("zp: Unknown ZeroPlus device 0x%04x", |
223 | des->idProduct); | |
408e7199 UH |
224 | return -2; |
225 | } | |
226 | ||
227 | /* Found it. */ | |
69890f73 | 228 | if (!(err = libusb_open(dev, &(zp->usb->devhdl)))) { |
5a2326a7 | 229 | (*sdi)->status = SR_ST_ACTIVE; |
7b48d6e1 | 230 | sr_info("zp: opened device %d on %d.%d interface %d", |
69890f73 UH |
231 | (*sdi)->index, zp->usb->bus, |
232 | zp->usb->address, USB_INTERFACE); | |
408e7199 | 233 | } else { |
7b48d6e1 | 234 | sr_err("zp: failed to open device: %d", err); |
408e7199 UH |
235 | *sdi = NULL; |
236 | } | |
237 | } | |
238 | ||
239 | return 0; | |
240 | } | |
241 | ||
29cbfeaf | 242 | static struct sr_device_instance *zp_open_device(int device_index) |
a1bb33af | 243 | { |
a00ba012 | 244 | struct sr_device_instance *sdi; |
a1bb33af UH |
245 | libusb_device **devlist; |
246 | struct libusb_device_descriptor des; | |
afc8e4de | 247 | int err, i; |
a1bb33af | 248 | |
da1466d6 | 249 | if (!(sdi = sr_dev_inst_get(device_instances, device_index))) |
a1bb33af UH |
250 | return NULL; |
251 | ||
252 | libusb_get_device_list(usb_context, &devlist); | |
5a2326a7 | 253 | if (sdi->status == SR_ST_INACTIVE) { |
fed16f06 | 254 | /* Find the device by vendor, product, bus and address. */ |
a1bb33af | 255 | libusb_get_device_list(usb_context, &devlist); |
fed16f06 | 256 | for (i = 0; devlist[i]; i++) { |
408e7199 | 257 | /* TODO: Error handling. */ |
9a5c6dcf | 258 | err = opendev4(&sdi, devlist[i], &des); |
a1bb33af | 259 | } |
fed16f06 | 260 | } else { |
5a2326a7 | 261 | /* Status must be SR_ST_ACTIVE, i.e. already in use... */ |
a1bb33af UH |
262 | sdi = NULL; |
263 | } | |
264 | libusb_free_device_list(devlist, 1); | |
265 | ||
5a2326a7 | 266 | if (sdi && sdi->status != SR_ST_ACTIVE) |
a1bb33af UH |
267 | sdi = NULL; |
268 | ||
269 | return sdi; | |
270 | } | |
271 | ||
a00ba012 | 272 | static void close_device(struct sr_device_instance *sdi) |
a1bb33af | 273 | { |
69890f73 UH |
274 | struct zp *zp; |
275 | ||
276 | if (!(zp = sdi->priv)) { | |
277 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
278 | return; /* FIXME */ | |
279 | } | |
280 | ||
281 | if (!zp->usb->devhdl) | |
408e7199 UH |
282 | return; |
283 | ||
7b48d6e1 | 284 | sr_info("zp: closing device %d on %d.%d interface %d", sdi->index, |
69890f73 UH |
285 | zp->usb->bus, zp->usb->address, USB_INTERFACE); |
286 | libusb_release_interface(zp->usb->devhdl, USB_INTERFACE); | |
185ae2c5 | 287 | libusb_reset_device(zp->usb->devhdl); |
69890f73 UH |
288 | libusb_close(zp->usb->devhdl); |
289 | zp->usb->devhdl = NULL; | |
185ae2c5 | 290 | /* TODO: Call libusb_exit() here or only in hw_cleanup()? */ |
5a2326a7 | 291 | sdi->status = SR_ST_INACTIVE; |
a1bb33af UH |
292 | } |
293 | ||
bf43ea23 | 294 | static int configure_probes(struct sr_device_instance *sdi, GSList *probes) |
a1bb33af | 295 | { |
bf43ea23 | 296 | struct zp *zp; |
1afe8989 | 297 | struct sr_probe *probe; |
a1bb33af UH |
298 | GSList *l; |
299 | int probe_bit, stage, i; | |
300 | char *tc; | |
301 | ||
bf43ea23 UH |
302 | /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ |
303 | zp = sdi->priv; | |
304 | ||
305 | zp->probe_mask = 0; | |
fed16f06 | 306 | for (i = 0; i < NUM_TRIGGER_STAGES; i++) { |
bf43ea23 UH |
307 | zp->trigger_mask[i] = 0; |
308 | zp->trigger_value[i] = 0; | |
a1bb33af UH |
309 | } |
310 | ||
311 | stage = -1; | |
fed16f06 | 312 | for (l = probes; l; l = l->next) { |
1afe8989 | 313 | probe = (struct sr_probe *)l->data; |
fed16f06 | 314 | if (probe->enabled == FALSE) |
a1bb33af UH |
315 | continue; |
316 | probe_bit = 1 << (probe->index - 1); | |
bf43ea23 | 317 | zp->probe_mask |= probe_bit; |
fed16f06 UH |
318 | |
319 | if (probe->trigger) { | |
a1bb33af | 320 | stage = 0; |
fed16f06 | 321 | for (tc = probe->trigger; *tc; tc++) { |
bf43ea23 | 322 | zp->trigger_mask[stage] |= probe_bit; |
fed16f06 | 323 | if (*tc == '1') |
bf43ea23 | 324 | zp->trigger_value[stage] |= probe_bit; |
a1bb33af | 325 | stage++; |
fed16f06 | 326 | if (stage > NUM_TRIGGER_STAGES) |
e46b8fb1 | 327 | return SR_ERR; |
a1bb33af UH |
328 | } |
329 | } | |
330 | } | |
331 | ||
e46b8fb1 | 332 | return SR_OK; |
a1bb33af UH |
333 | } |
334 | ||
a1bb33af UH |
335 | /* |
336 | * API callbacks | |
337 | */ | |
338 | ||
54ac5277 | 339 | static int hw_init(const char *deviceinfo) |
a1bb33af | 340 | { |
a00ba012 | 341 | struct sr_device_instance *sdi; |
a1bb33af UH |
342 | struct libusb_device_descriptor des; |
343 | libusb_device **devlist; | |
344 | int err, devcnt, i; | |
bf43ea23 | 345 | struct zp *zp; |
a1bb33af | 346 | |
17e1afcb | 347 | /* Avoid compiler warnings. */ |
cb93f8a9 | 348 | (void)deviceinfo; |
afc8e4de | 349 | |
bf43ea23 UH |
350 | /* Allocate memory for our private driver context. */ |
351 | if (!(zp = g_try_malloc(sizeof(struct zp)))) { | |
352 | sr_err("zp: %s: struct zp malloc failed", __func__); | |
353 | return 0; | |
354 | } | |
355 | ||
356 | /* Set some sane defaults. */ | |
357 | zp->cur_samplerate = 0; | |
bf43ea23 UH |
358 | zp->limit_samples = 0; |
359 | zp->num_channels = 32; /* TODO: This isn't initialized before it's needed :( */ | |
360 | zp->memory_size = 0; | |
361 | zp->probe_mask = 0; | |
362 | memset(zp->trigger_mask, 0, NUM_TRIGGER_STAGES); | |
363 | memset(zp->trigger_value, 0, NUM_TRIGGER_STAGES); | |
364 | // memset(zp->trigger_buffer, 0, NUM_TRIGGER_STAGES); | |
365 | ||
fed16f06 | 366 | if (libusb_init(&usb_context) != 0) { |
7b48d6e1 | 367 | sr_err("zp: Failed to initialize USB."); |
a1bb33af UH |
368 | return 0; |
369 | } | |
370 | ||
fed16f06 | 371 | /* Find all ZeroPlus analyzers and add them to device list. */ |
a1bb33af | 372 | devcnt = 0; |
185ae2c5 | 373 | libusb_get_device_list(usb_context, &devlist); /* TODO: Errors. */ |
fed16f06 UH |
374 | |
375 | for (i = 0; devlist[i]; i++) { | |
a1bb33af | 376 | err = libusb_get_device_descriptor(devlist[i], &des); |
fed16f06 | 377 | if (err != 0) { |
7b48d6e1 | 378 | sr_err("zp: failed to get device descriptor: %d", err); |
a1bb33af UH |
379 | continue; |
380 | } | |
381 | ||
fed16f06 UH |
382 | if (des.idVendor == USB_VENDOR) { |
383 | /* | |
384 | * Definitely a Zeroplus. | |
385 | * TODO: Any way to detect specific model/version in | |
386 | * the zeroplus range? | |
387 | */ | |
bf43ea23 | 388 | /* Register the device with libsigrok. */ |
d3683c42 | 389 | sdi = sr_dev_inst_new(devcnt, |
5a2326a7 | 390 | SR_ST_INACTIVE, USB_VENDOR_NAME, |
fed16f06 | 391 | USB_MODEL_NAME, USB_MODEL_VERSION); |
bf43ea23 UH |
392 | if (!sdi) { |
393 | sr_err("zp: %s: sr_device_instance_new failed", | |
394 | __func__); | |
a1bb33af | 395 | return 0; |
bf43ea23 UH |
396 | } |
397 | ||
398 | sdi->priv = zp; | |
399 | ||
fed16f06 UH |
400 | device_instances = |
401 | g_slist_append(device_instances, sdi); | |
d3683c42 | 402 | zp->usb = sr_usb_dev_inst_new( |
fed16f06 UH |
403 | libusb_get_bus_number(devlist[i]), |
404 | libusb_get_device_address(devlist[i]), NULL); | |
a1bb33af UH |
405 | devcnt++; |
406 | } | |
407 | } | |
408 | libusb_free_device_list(devlist, 1); | |
409 | ||
410 | return devcnt; | |
411 | } | |
412 | ||
a1bb33af UH |
413 | static int hw_opendev(int device_index) |
414 | { | |
a00ba012 | 415 | struct sr_device_instance *sdi; |
bf43ea23 | 416 | struct zp *zp; |
a1bb33af UH |
417 | int err; |
418 | ||
fed16f06 | 419 | if (!(sdi = zp_open_device(device_index))) { |
7b48d6e1 | 420 | sr_err("zp: unable to open device"); |
e46b8fb1 | 421 | return SR_ERR; |
a1bb33af UH |
422 | } |
423 | ||
bf43ea23 UH |
424 | /* TODO: Note: sdi is retrieved in zp_open_device(). */ |
425 | ||
426 | if (!(zp = sdi->priv)) { | |
427 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
428 | return SR_ERR_ARG; | |
429 | } | |
430 | ||
185ae2c5 UH |
431 | err = libusb_set_configuration(zp->usb->devhdl, USB_CONFIGURATION); |
432 | if (err < 0) { | |
133a37bf UH |
433 | sr_err("zp: Unable to set USB configuration %d: %d", |
434 | USB_CONFIGURATION, err); | |
185ae2c5 UH |
435 | return SR_ERR; |
436 | } | |
437 | ||
69890f73 | 438 | err = libusb_claim_interface(zp->usb->devhdl, USB_INTERFACE); |
fed16f06 | 439 | if (err != 0) { |
7b48d6e1 | 440 | sr_err("zp: Unable to claim interface: %d", err); |
e46b8fb1 | 441 | return SR_ERR; |
a1bb33af | 442 | } |
185ae2c5 | 443 | |
69890f73 UH |
444 | analyzer_reset(zp->usb->devhdl); |
445 | analyzer_initialize(zp->usb->devhdl); | |
a1bb33af UH |
446 | |
447 | analyzer_set_memory_size(MEMORY_SIZE_512K); | |
fed16f06 | 448 | // analyzer_set_freq(g_freq, g_freq_scale); |
a1bb33af | 449 | analyzer_set_trigger_count(1); |
408e7199 UH |
450 | // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) |
451 | // * get_memory_size(g_memory_size)) / 100) >> 2); | |
fed16f06 UH |
452 | analyzer_set_ramsize_trigger_address( |
453 | (100 * get_memory_size(MEMORY_SIZE_512K) / 100) >> 2); | |
a1bb33af | 454 | |
fed16f06 UH |
455 | #if 0 |
456 | if (g_double_mode == 1) | |
a1bb33af UH |
457 | analyzer_set_compression(COMPRESSION_DOUBLE); |
458 | else if (g_compression == 1) | |
459 | analyzer_set_compression(COMPRESSION_ENABLE); | |
fed16f06 UH |
460 | else |
461 | #endif | |
462 | analyzer_set_compression(COMPRESSION_NONE); | |
a1bb33af | 463 | |
bf43ea23 | 464 | if (zp->cur_samplerate == 0) { |
408e7199 | 465 | /* Samplerate hasn't been set. Default to the slowest one. */ |
5a2326a7 | 466 | if (hw_set_configuration(device_index, SR_HWCAP_SAMPLERATE, |
73017cf9 | 467 | &samplerates.list[0]) == SR_ERR) |
e46b8fb1 | 468 | return SR_ERR; |
a1bb33af UH |
469 | } |
470 | ||
e46b8fb1 | 471 | return SR_OK; |
a1bb33af UH |
472 | } |
473 | ||
697785d1 | 474 | static int hw_closedev(int device_index) |
a1bb33af | 475 | { |
a00ba012 | 476 | struct sr_device_instance *sdi; |
a1bb33af | 477 | |
da1466d6 | 478 | if (!(sdi = sr_dev_inst_get(device_instances, device_index))) { |
bf43ea23 | 479 | sr_err("zp: %s: sdi was NULL", __func__); |
697785d1 UH |
480 | return SR_ERR; /* TODO: SR_ERR_ARG? */ |
481 | } | |
482 | ||
483 | /* TODO */ | |
484 | close_device(sdi); | |
485 | ||
486 | return SR_OK; | |
a1bb33af UH |
487 | } |
488 | ||
57ab7d9f | 489 | static int hw_cleanup(void) |
a1bb33af UH |
490 | { |
491 | GSList *l; | |
341ce415 | 492 | struct sr_device_instance *sdi; |
a1bb33af | 493 | |
341ce415 BV |
494 | for (l = device_instances; l; l = l->next) { |
495 | sdi = l->data; | |
496 | /* Properly close all devices... */ | |
497 | close_device(sdi); | |
498 | /* ...and free all their memory. */ | |
499 | sr_dev_inst_free(sdi); | |
500 | } | |
a1bb33af UH |
501 | g_slist_free(device_instances); |
502 | device_instances = NULL; | |
503 | ||
fed16f06 | 504 | if (usb_context) |
a1bb33af UH |
505 | libusb_exit(usb_context); |
506 | usb_context = NULL; | |
57ab7d9f UH |
507 | |
508 | return SR_OK; | |
a1bb33af UH |
509 | } |
510 | ||
a1bb33af UH |
511 | static void *hw_get_device_info(int device_index, int device_info_id) |
512 | { | |
a00ba012 | 513 | struct sr_device_instance *sdi; |
bf43ea23 UH |
514 | struct zp *zp; |
515 | void *info; | |
a1bb33af | 516 | |
da1466d6 | 517 | if (!(sdi = sr_dev_inst_get(device_instances, device_index))) { |
bf43ea23 | 518 | sr_err("zp: %s: sdi was NULL", __func__); |
a1bb33af | 519 | return NULL; |
bf43ea23 UH |
520 | } |
521 | ||
522 | if (!(zp = sdi->priv)) { | |
523 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
524 | return NULL; | |
525 | } | |
a1bb33af | 526 | |
fed16f06 | 527 | switch (device_info_id) { |
5a2326a7 | 528 | case SR_DI_INSTANCE: |
a1bb33af UH |
529 | info = sdi; |
530 | break; | |
5a2326a7 | 531 | case SR_DI_NUM_PROBES: |
bf43ea23 | 532 | info = GINT_TO_POINTER(zp->num_channels); |
a1bb33af | 533 | break; |
464d12c7 KS |
534 | case SR_DI_PROBE_NAMES: |
535 | info = probe_names; | |
536 | break; | |
5a2326a7 | 537 | case SR_DI_SAMPLERATES: |
a1bb33af UH |
538 | info = &samplerates; |
539 | break; | |
5a2326a7 | 540 | case SR_DI_TRIGGER_TYPES: |
a1bb33af UH |
541 | info = TRIGGER_TYPES; |
542 | break; | |
5a2326a7 | 543 | case SR_DI_CUR_SAMPLERATE: |
bf43ea23 UH |
544 | info = &zp->cur_samplerate; |
545 | break; | |
546 | default: | |
547 | /* Unknown device info ID, return NULL. */ | |
548 | sr_err("zp: %s: Unknown device info ID", __func__); | |
549 | info = NULL; | |
a1bb33af UH |
550 | break; |
551 | } | |
552 | ||
553 | return info; | |
554 | } | |
555 | ||
a1bb33af UH |
556 | static int hw_get_status(int device_index) |
557 | { | |
a00ba012 | 558 | struct sr_device_instance *sdi; |
a1bb33af | 559 | |
da1466d6 | 560 | sdi = sr_dev_inst_get(device_instances, device_index); |
fed16f06 | 561 | if (sdi) |
a1bb33af UH |
562 | return sdi->status; |
563 | else | |
5a2326a7 | 564 | return SR_ST_NOT_FOUND; |
a1bb33af UH |
565 | } |
566 | ||
a1bb33af UH |
567 | static int *hw_get_capabilities(void) |
568 | { | |
a1bb33af UH |
569 | return capabilities; |
570 | } | |
571 | ||
bf43ea23 UH |
572 | static int set_configuration_samplerate(struct sr_device_instance *sdi, |
573 | uint64_t samplerate) | |
a1bb33af | 574 | { |
bf43ea23 UH |
575 | struct zp *zp; |
576 | ||
577 | if (!sdi) { | |
578 | sr_err("zp: %s: sdi was NULL", __func__); | |
579 | return SR_ERR_ARG; | |
580 | } | |
581 | ||
582 | if (!(zp = sdi->priv)) { | |
583 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
584 | return SR_ERR_ARG; | |
585 | } | |
586 | ||
73017cf9 UH |
587 | sr_info("zp: Setting samplerate to %" PRIu64 "Hz.", samplerate); |
588 | ||
59df0c77 UH |
589 | if (samplerate > SR_MHZ(1)) |
590 | analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ); | |
591 | else if (samplerate > SR_KHZ(1)) | |
592 | analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ); | |
a1bb33af | 593 | else |
fed16f06 | 594 | analyzer_set_freq(samplerate, FREQ_SCALE_HZ); |
a1bb33af | 595 | |
bf43ea23 | 596 | zp->cur_samplerate = samplerate; |
a1bb33af | 597 | |
e46b8fb1 | 598 | return SR_OK; |
a1bb33af UH |
599 | } |
600 | ||
601 | static int hw_set_configuration(int device_index, int capability, void *value) | |
602 | { | |
a00ba012 | 603 | struct sr_device_instance *sdi; |
a1bb33af | 604 | uint64_t *tmp_u64; |
bf43ea23 | 605 | struct zp *zp; |
a1bb33af | 606 | |
da1466d6 | 607 | if (!(sdi = sr_dev_inst_get(device_instances, device_index))) { |
bf43ea23 | 608 | sr_err("zp: %s: sdi was NULL", __func__); |
e46b8fb1 | 609 | return SR_ERR; |
bf43ea23 UH |
610 | } |
611 | ||
612 | if (!(zp = sdi->priv)) { | |
613 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
614 | return SR_ERR_ARG; | |
615 | } | |
a1bb33af UH |
616 | |
617 | switch (capability) { | |
5a2326a7 | 618 | case SR_HWCAP_SAMPLERATE: |
fed16f06 | 619 | tmp_u64 = value; |
bf43ea23 | 620 | return set_configuration_samplerate(sdi, *tmp_u64); |
5a2326a7 | 621 | case SR_HWCAP_PROBECONFIG: |
bf43ea23 | 622 | return configure_probes(sdi, (GSList *)value); |
5a2326a7 | 623 | case SR_HWCAP_LIMIT_SAMPLES: |
2458ea65 | 624 | tmp_u64 = value; |
bf43ea23 | 625 | zp->limit_samples = *tmp_u64; |
e46b8fb1 | 626 | return SR_OK; |
fed16f06 | 627 | default: |
e46b8fb1 | 628 | return SR_ERR; |
a1bb33af UH |
629 | } |
630 | } | |
631 | ||
9c939c51 | 632 | static int hw_start_acquisition(int device_index, gpointer session_data) |
a1bb33af | 633 | { |
a00ba012 | 634 | struct sr_device_instance *sdi; |
b9c735a2 | 635 | struct sr_datafeed_packet packet; |
9c939c51 | 636 | struct sr_datafeed_logic logic; |
b9c735a2 | 637 | struct sr_datafeed_header header; |
9c939c51 | 638 | uint64_t samples_read; |
a1bb33af | 639 | int res; |
afc8e4de | 640 | unsigned int packet_num; |
a1bb33af | 641 | unsigned char *buf; |
bf43ea23 | 642 | struct zp *zp; |
a1bb33af | 643 | |
da1466d6 | 644 | if (!(sdi = sr_dev_inst_get(device_instances, device_index))) { |
bf43ea23 | 645 | sr_err("zp: %s: sdi was NULL", __func__); |
e46b8fb1 | 646 | return SR_ERR; |
bf43ea23 UH |
647 | } |
648 | ||
649 | if (!(zp = sdi->priv)) { | |
650 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
651 | return SR_ERR_ARG; | |
652 | } | |
a1bb33af | 653 | |
a143e4e5 | 654 | /* push configured settings to device */ |
69890f73 | 655 | analyzer_configure(zp->usb->devhdl); |
a143e4e5 | 656 | |
69890f73 | 657 | analyzer_start(zp->usb->devhdl); |
7b48d6e1 | 658 | sr_info("zp: Waiting for data"); |
69890f73 | 659 | analyzer_wait_data(zp->usb->devhdl); |
a1bb33af | 660 | |
7b48d6e1 UH |
661 | sr_info("zp: Stop address = 0x%x", |
662 | analyzer_get_stop_address(zp->usb->devhdl)); | |
663 | sr_info("zp: Now address = 0x%x", | |
664 | analyzer_get_now_address(zp->usb->devhdl)); | |
665 | sr_info("zp: Trigger address = 0x%x", | |
666 | analyzer_get_trigger_address(zp->usb->devhdl)); | |
a1bb33af | 667 | |
5a2326a7 | 668 | packet.type = SR_DF_HEADER; |
9c939c51 | 669 | packet.payload = &header; |
a1bb33af UH |
670 | header.feed_version = 1; |
671 | gettimeofday(&header.starttime, NULL); | |
bf43ea23 UH |
672 | header.samplerate = zp->cur_samplerate; |
673 | header.num_logic_probes = zp->num_channels; | |
9c939c51 | 674 | sr_session_bus(session_data, &packet); |
a1bb33af | 675 | |
b53738ba | 676 | if (!(buf = g_try_malloc(PACKET_SIZE))) { |
bf43ea23 | 677 | sr_err("zp: %s: buf malloc failed", __func__); |
b53738ba UH |
678 | return SR_ERR_MALLOC; |
679 | } | |
680 | ||
9c939c51 | 681 | samples_read = 0; |
69890f73 | 682 | analyzer_read_start(zp->usb->devhdl); |
fed16f06 | 683 | /* Send the incoming transfer to the session bus. */ |
bf43ea23 | 684 | for (packet_num = 0; packet_num < (zp->memory_size * 4 / PACKET_SIZE); |
fed16f06 | 685 | packet_num++) { |
69890f73 | 686 | res = analyzer_read_data(zp->usb->devhdl, buf, PACKET_SIZE); |
7b48d6e1 | 687 | sr_info("zp: Tried to read %llx bytes, actually read %x bytes", |
b08024a8 | 688 | PACKET_SIZE, res); |
a1bb33af | 689 | |
5a2326a7 | 690 | packet.type = SR_DF_LOGIC; |
9c939c51 BV |
691 | packet.payload = &logic; |
692 | logic.length = PACKET_SIZE; | |
693 | logic.unitsize = 4; | |
694 | logic.data = buf; | |
695 | sr_session_bus(session_data, &packet); | |
696 | samples_read += res / 4; | |
a1bb33af | 697 | } |
69890f73 | 698 | analyzer_read_stop(zp->usb->devhdl); |
a1bb33af UH |
699 | g_free(buf); |
700 | ||
5a2326a7 | 701 | packet.type = SR_DF_END; |
9c939c51 | 702 | sr_session_bus(session_data, &packet); |
a1bb33af | 703 | |
e46b8fb1 | 704 | return SR_OK; |
a1bb33af UH |
705 | } |
706 | ||
fed16f06 | 707 | /* This stops acquisition on ALL devices, ignoring device_index. */ |
3010f21c | 708 | static int hw_stop_acquisition(int device_index, gpointer session_device_id) |
a1bb33af | 709 | { |
b9c735a2 | 710 | struct sr_datafeed_packet packet; |
a00ba012 | 711 | struct sr_device_instance *sdi; |
69890f73 | 712 | struct zp *zp; |
a1bb33af | 713 | |
5a2326a7 | 714 | packet.type = SR_DF_END; |
8a2efef2 | 715 | sr_session_bus(session_device_id, &packet); |
a1bb33af | 716 | |
da1466d6 | 717 | if (!(sdi = sr_dev_inst_get(device_instances, device_index))) { |
69890f73 | 718 | sr_err("zp: %s: sdi was NULL", __func__); |
3010f21c | 719 | return SR_ERR_BUG; |
69890f73 UH |
720 | } |
721 | ||
722 | if (!(zp = sdi->priv)) { | |
723 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
3010f21c | 724 | return SR_ERR_BUG; |
69890f73 | 725 | } |
a1bb33af | 726 | |
69890f73 | 727 | analyzer_reset(zp->usb->devhdl); |
fed16f06 | 728 | /* TODO: Need to cancel and free any queued up transfers. */ |
3010f21c UH |
729 | |
730 | return SR_OK; | |
a1bb33af UH |
731 | } |
732 | ||
ca070ed9 | 733 | SR_PRIV struct sr_device_plugin zeroplus_logic_cube_plugin_info = { |
e519ba86 UH |
734 | .name = "zeroplus-logic-cube", |
735 | .longname = "Zeroplus Logic Cube LAP-C series", | |
736 | .api_version = 1, | |
737 | .init = hw_init, | |
738 | .cleanup = hw_cleanup, | |
86f5e3d8 UH |
739 | .opendev = hw_opendev, |
740 | .closedev = hw_closedev, | |
e519ba86 UH |
741 | .get_device_info = hw_get_device_info, |
742 | .get_status = hw_get_status, | |
743 | .get_capabilities = hw_get_capabilities, | |
744 | .set_configuration = hw_set_configuration, | |
745 | .start_acquisition = hw_start_acquisition, | |
746 | .stop_acquisition = hw_stop_acquisition, | |
a1bb33af | 747 | }; |