]>
Commit | Line | Data |
---|---|---|
a1bb33af UH |
1 | /* |
2 | * This file is part of the sigrok project. | |
3 | * | |
c73d2ea4 | 4 | * Copyright (C) 2010-2012 Bert Vermeulen <bert@biot.com> |
a1bb33af UH |
5 | * |
6 | * This program is free software: you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation, either version 3 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #include <stdio.h> | |
21 | #include <stdlib.h> | |
c31e9ef4 | 22 | #include <string.h> |
a1bb33af UH |
23 | #include <sys/time.h> |
24 | #include <inttypes.h> | |
25 | #include <glib.h> | |
26 | #include <libusb.h> | |
c31e9ef4 | 27 | #include "config.h" |
45c59c8b BV |
28 | #include "libsigrok.h" |
29 | #include "libsigrok-internal.h" | |
a1bb33af UH |
30 | #include "analyzer.h" |
31 | ||
fed16f06 | 32 | #define USB_VENDOR 0x0c12 |
8fdecced UH |
33 | |
34 | #define VENDOR_NAME "ZEROPLUS" | |
35 | #define MODEL_NAME "Logic Cube LAP-C" | |
36 | #define MODEL_VERSION NULL | |
a1bb33af | 37 | |
6752905e | 38 | #define NUM_PROBES 16 |
a1bb33af UH |
39 | #define USB_INTERFACE 0 |
40 | #define USB_CONFIGURATION 1 | |
41 | #define NUM_TRIGGER_STAGES 4 | |
42 | #define TRIGGER_TYPES "01" | |
43 | ||
fed16f06 | 44 | #define PACKET_SIZE 2048 /* ?? */ |
a1bb33af UH |
45 | |
46 | typedef struct { | |
428edbe1 | 47 | unsigned short vid; |
a1bb33af | 48 | unsigned short pid; |
428edbe1 | 49 | char *model_name; |
a1bb33af | 50 | unsigned int channels; |
fed16f06 | 51 | unsigned int sample_depth; /* In Ksamples/channel */ |
a1bb33af UH |
52 | unsigned int max_sampling_freq; |
53 | } model_t; | |
54 | ||
fed16f06 UH |
55 | /* |
56 | * Note -- 16032, 16064 and 16128 *usually* -- but not always -- have the | |
57 | * same 128K sample depth. | |
58 | */ | |
29cbfeaf | 59 | static model_t zeroplus_models[] = { |
428edbe1 BV |
60 | {0x0c12, 0x7009, "LAP-C(16064)", 16, 64, 100}, |
61 | {0x0c12, 0x700A, "LAP-C(16128)", 16, 128, 200}, | |
3f848bb7 | 62 | /* TODO: we don't know anything about these |
428edbe1 BV |
63 | {0x0c12, 0x700B, "LAP-C(32128)", 32, 128, 200}, |
64 | {0x0c12, 0x700C, "LAP-C(321000)", 32, 1024, 200}, | |
65 | {0x0c12, 0x700D, "LAP-C(322000)", 32, 2048, 200}, | |
3f848bb7 | 66 | */ |
428edbe1 BV |
67 | {0x0c12, 0x700E, "LAP-C(16032)", 16, 32, 100}, |
68 | {0x0c12, 0x7016, "LAP-C(162000)", 16, 2048, 200}, | |
69 | { 0, 0, 0, 0, 0, 0 } | |
a1bb33af UH |
70 | }; |
71 | ||
915f7cc8 | 72 | static const int hwcaps[] = { |
5a2326a7 UH |
73 | SR_HWCAP_LOGIC_ANALYZER, |
74 | SR_HWCAP_SAMPLERATE, | |
75 | SR_HWCAP_PROBECONFIG, | |
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] = { |
d261dbbf UH |
88 | "A0", |
89 | "A1", | |
90 | "A2", | |
91 | "A3", | |
92 | "A4", | |
93 | "A5", | |
94 | "A6", | |
95 | "A7", | |
96 | "B0", | |
97 | "B1", | |
98 | "B2", | |
99 | "B3", | |
100 | "B4", | |
101 | "B5", | |
102 | "B6", | |
103 | "B7", | |
464d12c7 KS |
104 | NULL, |
105 | }; | |
106 | ||
e7eb703f | 107 | /* List of struct sr_dev_inst, maintained by dev_open()/dev_close(). */ |
32756547 BV |
108 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info; |
109 | static struct sr_dev_driver *zdi = &zeroplus_logic_cube_driver_info; | |
a1bb33af UH |
110 | |
111 | static libusb_context *usb_context = NULL; | |
112 | ||
fed16f06 UH |
113 | /* |
114 | * The hardware supports more samplerates than these, but these are the | |
115 | * options hardcoded into the vendor's Windows GUI. | |
116 | */ | |
a1bb33af | 117 | |
fed16f06 UH |
118 | /* |
119 | * TODO: We shouldn't support 150MHz and 200MHz on devices that don't go up | |
120 | * that high. | |
121 | */ | |
a533743d | 122 | static const uint64_t supported_samplerates[] = { |
c9140419 UH |
123 | SR_HZ(100), |
124 | SR_HZ(500), | |
59df0c77 UH |
125 | SR_KHZ(1), |
126 | SR_KHZ(5), | |
127 | SR_KHZ(25), | |
128 | SR_KHZ(50), | |
129 | SR_KHZ(100), | |
130 | SR_KHZ(200), | |
131 | SR_KHZ(400), | |
132 | SR_KHZ(800), | |
133 | SR_MHZ(1), | |
134 | SR_MHZ(10), | |
135 | SR_MHZ(25), | |
136 | SR_MHZ(50), | |
137 | SR_MHZ(80), | |
138 | SR_MHZ(100), | |
139 | SR_MHZ(150), | |
140 | SR_MHZ(200), | |
fed16f06 | 141 | 0, |
a1bb33af UH |
142 | }; |
143 | ||
a533743d | 144 | static const struct sr_samplerates samplerates = { |
590b9f9a UH |
145 | 0, |
146 | 0, | |
147 | 0, | |
fed16f06 | 148 | supported_samplerates, |
a1bb33af UH |
149 | }; |
150 | ||
ea9cfed7 UH |
151 | /* Private, per-device-instance driver context. */ |
152 | struct context { | |
bf43ea23 | 153 | uint64_t cur_samplerate; |
bf43ea23 UH |
154 | uint64_t limit_samples; |
155 | int num_channels; /* TODO: This isn't initialized before it's needed :( */ | |
156 | uint64_t memory_size; | |
157 | uint8_t probe_mask; | |
158 | uint8_t trigger_mask[NUM_TRIGGER_STAGES]; | |
159 | uint8_t trigger_value[NUM_TRIGGER_STAGES]; | |
160 | // uint8_t trigger_buffer[NUM_TRIGGER_STAGES]; | |
69890f73 | 161 | |
7da6f9d5 | 162 | /* TODO: this belongs in the device instance */ |
d68e2d1a | 163 | struct sr_usb_dev_inst *usb; |
bf43ea23 | 164 | }; |
a1bb33af | 165 | |
6f4b1868 BV |
166 | static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap, |
167 | const void *value); | |
25a0f108 | 168 | static int hw_dev_close(struct sr_dev_inst *sdi); |
a1bb33af UH |
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 | ||
6f4b1868 | 184 | static int configure_probes(const struct sr_dev_inst *sdi, const GSList *probes) |
a1bb33af | 185 | { |
ea9cfed7 | 186 | struct context *ctx; |
1b79df2f JH |
187 | const struct sr_probe *probe; |
188 | const GSList *l; | |
a1bb33af UH |
189 | int probe_bit, stage, i; |
190 | char *tc; | |
191 | ||
bf43ea23 | 192 | /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ |
ea9cfed7 | 193 | ctx = sdi->priv; |
bf43ea23 | 194 | |
ea9cfed7 | 195 | ctx->probe_mask = 0; |
fed16f06 | 196 | for (i = 0; i < NUM_TRIGGER_STAGES; i++) { |
ea9cfed7 UH |
197 | ctx->trigger_mask[i] = 0; |
198 | ctx->trigger_value[i] = 0; | |
a1bb33af UH |
199 | } |
200 | ||
201 | stage = -1; | |
fed16f06 | 202 | for (l = probes; l; l = l->next) { |
1afe8989 | 203 | probe = (struct sr_probe *)l->data; |
fed16f06 | 204 | if (probe->enabled == FALSE) |
a1bb33af | 205 | continue; |
b35c8293 | 206 | probe_bit = 1 << (probe->index); |
ea9cfed7 | 207 | ctx->probe_mask |= probe_bit; |
fed16f06 UH |
208 | |
209 | if (probe->trigger) { | |
a1bb33af | 210 | stage = 0; |
fed16f06 | 211 | for (tc = probe->trigger; *tc; tc++) { |
ea9cfed7 | 212 | ctx->trigger_mask[stage] |= probe_bit; |
fed16f06 | 213 | if (*tc == '1') |
ea9cfed7 | 214 | ctx->trigger_value[stage] |= probe_bit; |
a1bb33af | 215 | stage++; |
fed16f06 | 216 | if (stage > NUM_TRIGGER_STAGES) |
e46b8fb1 | 217 | return SR_ERR; |
a1bb33af UH |
218 | } |
219 | } | |
220 | } | |
221 | ||
e46b8fb1 | 222 | return SR_OK; |
a1bb33af UH |
223 | } |
224 | ||
7da6f9d5 BV |
225 | static void clear_instances(void) |
226 | { | |
227 | GSList *l; | |
228 | struct sr_dev_inst *sdi; | |
229 | ||
230 | for (l = zdi->instances; l; l = l->next) { | |
231 | sdi = l->data; | |
232 | /* Properly close all devices... */ | |
25a0f108 | 233 | hw_dev_close(sdi); |
7da6f9d5 BV |
234 | /* ...and free all their memory. */ |
235 | sr_dev_inst_free(sdi); | |
236 | } | |
237 | g_slist_free(zdi->instances); | |
238 | zdi->instances = NULL; | |
239 | ||
240 | } | |
241 | ||
a1bb33af UH |
242 | /* |
243 | * API callbacks | |
244 | */ | |
245 | ||
40dda2c3 | 246 | static int hw_init(void) |
61136ea6 BV |
247 | { |
248 | ||
7da6f9d5 BV |
249 | if (libusb_init(&usb_context) != 0) { |
250 | sr_err("zp: Failed to initialize USB."); | |
251 | return 0; | |
252 | } | |
61136ea6 BV |
253 | |
254 | return SR_OK; | |
255 | } | |
256 | ||
4ca38984 | 257 | static GSList *hw_scan(GSList *options) |
a1bb33af | 258 | { |
d68e2d1a | 259 | struct sr_dev_inst *sdi; |
428edbe1 BV |
260 | struct sr_probe *probe; |
261 | struct context *ctx; | |
262 | model_t *prof; | |
a1bb33af UH |
263 | struct libusb_device_descriptor des; |
264 | libusb_device **devlist; | |
428edbe1 BV |
265 | GSList *devices; |
266 | int ret, devcnt, i, j; | |
a1bb33af | 267 | |
4ca38984 BV |
268 | (void)options; |
269 | devices = NULL; | |
270 | ||
7da6f9d5 BV |
271 | clear_instances(); |
272 | ||
8fdecced | 273 | /* Find all ZEROPLUS analyzers and add them to device list. */ |
a1bb33af | 274 | devcnt = 0; |
185ae2c5 | 275 | libusb_get_device_list(usb_context, &devlist); /* TODO: Errors. */ |
fed16f06 UH |
276 | |
277 | for (i = 0; devlist[i]; i++) { | |
ebc34738 UH |
278 | ret = libusb_get_device_descriptor(devlist[i], &des); |
279 | if (ret != 0) { | |
280 | sr_err("zp: failed to get device descriptor: %d", ret); | |
a1bb33af UH |
281 | continue; |
282 | } | |
283 | ||
428edbe1 BV |
284 | prof = NULL; |
285 | for (j = 0; j < zeroplus_models[j].vid; j++) { | |
286 | if (des.idVendor == zeroplus_models[j].vid && | |
287 | des.idProduct == zeroplus_models[j].pid) { | |
288 | prof = &zeroplus_models[j]; | |
bf43ea23 | 289 | } |
a1bb33af | 290 | } |
428edbe1 BV |
291 | /* Skip if the device was not found */ |
292 | if (!prof) | |
293 | continue; | |
294 | sr_info("zp: Found ZEROPLUS model %s", prof->model_name); | |
295 | ||
296 | /* Register the device with libsigrok. */ | |
297 | if (!(sdi = sr_dev_inst_new(devcnt, SR_ST_INACTIVE, | |
298 | VENDOR_NAME, prof->model_name, NULL))) { | |
299 | sr_err("zp: %s: sr_dev_inst_new failed", __func__); | |
300 | return NULL; | |
301 | } | |
302 | sdi->driver = zdi; | |
303 | ||
304 | /* Allocate memory for our private driver context. */ | |
305 | if (!(ctx = g_try_malloc0(sizeof(struct context)))) { | |
306 | sr_err("zp: %s: ctx malloc failed", __func__); | |
307 | return 0; | |
308 | } | |
309 | sdi->priv = ctx; | |
310 | ctx->num_channels = prof->channels; | |
311 | ctx->memory_size = prof->sample_depth * 1024; | |
312 | // memset(ctx->trigger_buffer, 0, NUM_TRIGGER_STAGES); | |
313 | ||
314 | /* Fill in probelist according to this device's profile. */ | |
315 | for (j = 0; j < ctx->num_channels; j++) { | |
316 | if (!(probe = sr_probe_new(j, SR_PROBE_LOGIC, TRUE, | |
317 | probe_names[j]))) | |
318 | return NULL; | |
319 | sdi->probes = g_slist_append(sdi->probes, probe); | |
320 | } | |
321 | ||
322 | devices = g_slist_append(devices, sdi); | |
323 | zdi->instances = g_slist_append(zdi->instances, sdi); | |
324 | ctx->usb = sr_usb_dev_inst_new( | |
325 | libusb_get_bus_number(devlist[i]), | |
326 | libusb_get_device_address(devlist[i]), NULL); | |
327 | devcnt++; | |
328 | ||
a1bb33af UH |
329 | } |
330 | libusb_free_device_list(devlist, 1); | |
331 | ||
4ca38984 | 332 | return devices; |
a1bb33af UH |
333 | } |
334 | ||
25a0f108 | 335 | static int hw_dev_open(struct sr_dev_inst *sdi) |
a1bb33af | 336 | { |
ea9cfed7 | 337 | struct context *ctx; |
428edbe1 BV |
338 | libusb_device **devlist, *dev; |
339 | struct libusb_device_descriptor des; | |
340 | int device_count, ret, i; | |
a1bb33af | 341 | |
ea9cfed7 | 342 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
343 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
344 | return SR_ERR_ARG; | |
345 | } | |
346 | ||
428edbe1 BV |
347 | device_count = libusb_get_device_list(usb_context, &devlist); |
348 | if (device_count < 0) { | |
349 | sr_err("zp: Failed to retrieve device list"); | |
350 | return SR_ERR; | |
351 | } | |
352 | ||
353 | dev = NULL; | |
354 | for (i = 0; i < device_count; i++) { | |
355 | if ((ret = libusb_get_device_descriptor(devlist[i], &des))) { | |
356 | sr_err("fx2lafw: Failed to get device descriptor: %d.", | |
357 | ret); | |
358 | continue; | |
359 | } | |
360 | if (libusb_get_bus_number(devlist[i]) == ctx->usb->bus | |
361 | && libusb_get_device_address(devlist[i]) == ctx->usb->address) { | |
362 | dev = devlist[i]; | |
363 | break; | |
364 | } | |
365 | } | |
366 | if (!dev) { | |
367 | sr_err("device on bus %d address %d disappeared!", | |
368 | ctx->usb->bus, ctx->usb->address); | |
369 | return SR_ERR; | |
370 | } | |
371 | ||
372 | if (!(ret = libusb_open(dev, &(ctx->usb->devhdl)))) { | |
373 | sdi->status = SR_ST_ACTIVE; | |
374 | sr_info("zp: opened device %d on %d.%d interface %d", | |
375 | sdi->index, ctx->usb->bus, | |
376 | ctx->usb->address, USB_INTERFACE); | |
377 | } else { | |
378 | sr_err("zp: failed to open device: %d", ret); | |
379 | return SR_ERR; | |
380 | } | |
381 | ||
ebc34738 UH |
382 | ret = libusb_set_configuration(ctx->usb->devhdl, USB_CONFIGURATION); |
383 | if (ret < 0) { | |
133a37bf | 384 | sr_err("zp: Unable to set USB configuration %d: %d", |
ebc34738 | 385 | USB_CONFIGURATION, ret); |
185ae2c5 UH |
386 | return SR_ERR; |
387 | } | |
388 | ||
ebc34738 UH |
389 | ret = libusb_claim_interface(ctx->usb->devhdl, USB_INTERFACE); |
390 | if (ret != 0) { | |
391 | sr_err("zp: Unable to claim interface: %d", ret); | |
e46b8fb1 | 392 | return SR_ERR; |
a1bb33af | 393 | } |
185ae2c5 | 394 | |
ea9cfed7 UH |
395 | analyzer_reset(ctx->usb->devhdl); |
396 | analyzer_initialize(ctx->usb->devhdl); | |
a1bb33af UH |
397 | |
398 | analyzer_set_memory_size(MEMORY_SIZE_512K); | |
fed16f06 | 399 | // analyzer_set_freq(g_freq, g_freq_scale); |
a1bb33af | 400 | analyzer_set_trigger_count(1); |
408e7199 UH |
401 | // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) |
402 | // * get_memory_size(g_memory_size)) / 100) >> 2); | |
fed16f06 UH |
403 | analyzer_set_ramsize_trigger_address( |
404 | (100 * get_memory_size(MEMORY_SIZE_512K) / 100) >> 2); | |
a1bb33af | 405 | |
fed16f06 UH |
406 | #if 0 |
407 | if (g_double_mode == 1) | |
a1bb33af UH |
408 | analyzer_set_compression(COMPRESSION_DOUBLE); |
409 | else if (g_compression == 1) | |
410 | analyzer_set_compression(COMPRESSION_ENABLE); | |
fed16f06 UH |
411 | else |
412 | #endif | |
413 | analyzer_set_compression(COMPRESSION_NONE); | |
a1bb33af | 414 | |
ea9cfed7 | 415 | if (ctx->cur_samplerate == 0) { |
408e7199 | 416 | /* Samplerate hasn't been set. Default to the slowest one. */ |
6f4b1868 | 417 | if (hw_dev_config_set(sdi, SR_HWCAP_SAMPLERATE, |
73017cf9 | 418 | &samplerates.list[0]) == SR_ERR) |
e46b8fb1 | 419 | return SR_ERR; |
a1bb33af UH |
420 | } |
421 | ||
e46b8fb1 | 422 | return SR_OK; |
a1bb33af UH |
423 | } |
424 | ||
25a0f108 | 425 | static int hw_dev_close(struct sr_dev_inst *sdi) |
a1bb33af | 426 | { |
25a0f108 | 427 | struct context *ctx; |
a1bb33af | 428 | |
25a0f108 BV |
429 | if (!(ctx = sdi->priv)) { |
430 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
431 | return SR_ERR; | |
697785d1 UH |
432 | } |
433 | ||
25a0f108 BV |
434 | if (!ctx->usb->devhdl) |
435 | return SR_ERR; | |
436 | ||
437 | sr_info("zp: closing device %d on %d.%d interface %d", sdi->index, | |
438 | ctx->usb->bus, ctx->usb->address, USB_INTERFACE); | |
439 | libusb_release_interface(ctx->usb->devhdl, USB_INTERFACE); | |
440 | libusb_reset_device(ctx->usb->devhdl); | |
441 | libusb_close(ctx->usb->devhdl); | |
442 | ctx->usb->devhdl = NULL; | |
443 | sdi->status = SR_ST_INACTIVE; | |
697785d1 UH |
444 | |
445 | return SR_OK; | |
a1bb33af UH |
446 | } |
447 | ||
57ab7d9f | 448 | static int hw_cleanup(void) |
a1bb33af | 449 | { |
a1bb33af | 450 | |
7da6f9d5 | 451 | clear_instances(); |
a1bb33af | 452 | |
fed16f06 | 453 | if (usb_context) |
a1bb33af UH |
454 | libusb_exit(usb_context); |
455 | usb_context = NULL; | |
57ab7d9f UH |
456 | |
457 | return SR_OK; | |
a1bb33af UH |
458 | } |
459 | ||
626409ab BV |
460 | static int hw_info_get(int info_id, const void **data, |
461 | const struct sr_dev_inst *sdi) | |
a1bb33af | 462 | { |
ea9cfed7 | 463 | struct context *ctx; |
a1bb33af | 464 | |
626409ab | 465 | switch (info_id) { |
1d9a8a5f | 466 | case SR_DI_INST: |
626409ab | 467 | *data = sdi; |
6752905e | 468 | sr_spew("zp: %s: Returning sdi.", __func__); |
a1bb33af | 469 | break; |
444adea2 BV |
470 | case SR_DI_HWCAPS: |
471 | *data = hwcaps; | |
472 | break; | |
5a2326a7 | 473 | case SR_DI_NUM_PROBES: |
626409ab BV |
474 | if (sdi) { |
475 | ctx = sdi->priv; | |
476 | *data = GINT_TO_POINTER(ctx->num_channels); | |
477 | sr_spew("zp: %s: Returning number of channels: %d.", | |
478 | __func__, ctx->num_channels); | |
479 | } else | |
480 | return SR_ERR; | |
a1bb33af | 481 | break; |
464d12c7 | 482 | case SR_DI_PROBE_NAMES: |
626409ab | 483 | *data = probe_names; |
6752905e | 484 | sr_spew("zp: %s: Returning probenames.", __func__); |
464d12c7 | 485 | break; |
5a2326a7 | 486 | case SR_DI_SAMPLERATES: |
626409ab | 487 | *data = &samplerates; |
6752905e | 488 | sr_spew("zp: %s: Returning samplerates.", __func__); |
a1bb33af | 489 | break; |
5a2326a7 | 490 | case SR_DI_TRIGGER_TYPES: |
626409ab BV |
491 | *data = TRIGGER_TYPES; |
492 | sr_spew("zp: %s: Returning triggertypes: %s.", __func__, TRIGGER_TYPES); | |
a1bb33af | 493 | break; |
5a2326a7 | 494 | case SR_DI_CUR_SAMPLERATE: |
626409ab BV |
495 | if (sdi) { |
496 | ctx = sdi->priv; | |
497 | *data = &ctx->cur_samplerate; | |
498 | sr_spew("zp: %s: Returning samplerate: %" PRIu64 "Hz.", | |
499 | __func__, ctx->cur_samplerate); | |
500 | } else | |
501 | return SR_ERR; | |
bf43ea23 UH |
502 | break; |
503 | default: | |
626409ab | 504 | return SR_ERR_ARG; |
a1bb33af UH |
505 | } |
506 | ||
626409ab | 507 | return SR_OK; |
a1bb33af UH |
508 | } |
509 | ||
6f4b1868 | 510 | static int set_samplerate(const struct sr_dev_inst *sdi, uint64_t samplerate) |
a1bb33af | 511 | { |
ea9cfed7 | 512 | struct context *ctx; |
bf43ea23 UH |
513 | |
514 | if (!sdi) { | |
515 | sr_err("zp: %s: sdi was NULL", __func__); | |
516 | return SR_ERR_ARG; | |
517 | } | |
518 | ||
ea9cfed7 | 519 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
520 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
521 | return SR_ERR_ARG; | |
522 | } | |
523 | ||
73017cf9 UH |
524 | sr_info("zp: Setting samplerate to %" PRIu64 "Hz.", samplerate); |
525 | ||
59df0c77 UH |
526 | if (samplerate > SR_MHZ(1)) |
527 | analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ); | |
528 | else if (samplerate > SR_KHZ(1)) | |
529 | analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ); | |
a1bb33af | 530 | else |
fed16f06 | 531 | analyzer_set_freq(samplerate, FREQ_SCALE_HZ); |
a1bb33af | 532 | |
ea9cfed7 | 533 | ctx->cur_samplerate = samplerate; |
a1bb33af | 534 | |
e46b8fb1 | 535 | return SR_OK; |
a1bb33af UH |
536 | } |
537 | ||
6f4b1868 BV |
538 | static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap, |
539 | const void *value) | |
a1bb33af | 540 | { |
ea9cfed7 | 541 | struct context *ctx; |
a1bb33af | 542 | |
ea9cfed7 | 543 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
544 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
545 | return SR_ERR_ARG; | |
546 | } | |
a1bb33af | 547 | |
ffedd0bf | 548 | switch (hwcap) { |
5a2326a7 | 549 | case SR_HWCAP_SAMPLERATE: |
1b79df2f | 550 | return set_samplerate(sdi, *(const uint64_t *)value); |
5a2326a7 | 551 | case SR_HWCAP_PROBECONFIG: |
1b79df2f | 552 | return configure_probes(sdi, (const GSList *)value); |
5a2326a7 | 553 | case SR_HWCAP_LIMIT_SAMPLES: |
1b79df2f | 554 | ctx->limit_samples = *(const uint64_t *)value; |
e46b8fb1 | 555 | return SR_OK; |
fed16f06 | 556 | default: |
e46b8fb1 | 557 | return SR_ERR; |
a1bb33af UH |
558 | } |
559 | } | |
560 | ||
3ffb6964 BV |
561 | static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, |
562 | void *cb_data) | |
a1bb33af | 563 | { |
b9c735a2 | 564 | struct sr_datafeed_packet packet; |
9c939c51 | 565 | struct sr_datafeed_logic logic; |
b9c735a2 | 566 | struct sr_datafeed_header header; |
f366e86c | 567 | struct sr_datafeed_meta_logic meta; |
9c939c51 | 568 | uint64_t samples_read; |
a1bb33af | 569 | int res; |
afc8e4de | 570 | unsigned int packet_num; |
a1bb33af | 571 | unsigned char *buf; |
ea9cfed7 | 572 | struct context *ctx; |
a1bb33af | 573 | |
ea9cfed7 | 574 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
575 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
576 | return SR_ERR_ARG; | |
577 | } | |
a1bb33af | 578 | |
a143e4e5 | 579 | /* push configured settings to device */ |
ea9cfed7 | 580 | analyzer_configure(ctx->usb->devhdl); |
a143e4e5 | 581 | |
ea9cfed7 | 582 | analyzer_start(ctx->usb->devhdl); |
7b48d6e1 | 583 | sr_info("zp: Waiting for data"); |
ea9cfed7 | 584 | analyzer_wait_data(ctx->usb->devhdl); |
a1bb33af | 585 | |
7b48d6e1 | 586 | sr_info("zp: Stop address = 0x%x", |
ea9cfed7 | 587 | analyzer_get_stop_address(ctx->usb->devhdl)); |
7b48d6e1 | 588 | sr_info("zp: Now address = 0x%x", |
ea9cfed7 | 589 | analyzer_get_now_address(ctx->usb->devhdl)); |
7b48d6e1 | 590 | sr_info("zp: Trigger address = 0x%x", |
ea9cfed7 | 591 | analyzer_get_trigger_address(ctx->usb->devhdl)); |
a1bb33af | 592 | |
5a2326a7 | 593 | packet.type = SR_DF_HEADER; |
9c939c51 | 594 | packet.payload = &header; |
a1bb33af UH |
595 | header.feed_version = 1; |
596 | gettimeofday(&header.starttime, NULL); | |
f366e86c BV |
597 | sr_session_send(cb_data, &packet); |
598 | ||
599 | /* Send metadata about the SR_DF_LOGIC packets to come. */ | |
600 | packet.type = SR_DF_META_LOGIC; | |
601 | packet.payload = &meta; | |
602 | meta.samplerate = ctx->cur_samplerate; | |
603 | meta.num_probes = ctx->num_channels; | |
3cd3a20b | 604 | sr_session_send(cb_data, &packet); |
a1bb33af | 605 | |
b53738ba | 606 | if (!(buf = g_try_malloc(PACKET_SIZE))) { |
bf43ea23 | 607 | sr_err("zp: %s: buf malloc failed", __func__); |
b53738ba UH |
608 | return SR_ERR_MALLOC; |
609 | } | |
610 | ||
9c939c51 | 611 | samples_read = 0; |
ea9cfed7 | 612 | analyzer_read_start(ctx->usb->devhdl); |
fed16f06 | 613 | /* Send the incoming transfer to the session bus. */ |
ea9cfed7 | 614 | for (packet_num = 0; packet_num < (ctx->memory_size * 4 / PACKET_SIZE); |
fed16f06 | 615 | packet_num++) { |
ea9cfed7 | 616 | res = analyzer_read_data(ctx->usb->devhdl, buf, PACKET_SIZE); |
7b48d6e1 | 617 | sr_info("zp: Tried to read %llx bytes, actually read %x bytes", |
b08024a8 | 618 | PACKET_SIZE, res); |
a1bb33af | 619 | |
5a2326a7 | 620 | packet.type = SR_DF_LOGIC; |
9c939c51 BV |
621 | packet.payload = &logic; |
622 | logic.length = PACKET_SIZE; | |
623 | logic.unitsize = 4; | |
624 | logic.data = buf; | |
3cd3a20b | 625 | sr_session_send(cb_data, &packet); |
9c939c51 | 626 | samples_read += res / 4; |
a1bb33af | 627 | } |
ea9cfed7 | 628 | analyzer_read_stop(ctx->usb->devhdl); |
a1bb33af UH |
629 | g_free(buf); |
630 | ||
5a2326a7 | 631 | packet.type = SR_DF_END; |
3cd3a20b | 632 | sr_session_send(cb_data, &packet); |
a1bb33af | 633 | |
e46b8fb1 | 634 | return SR_OK; |
a1bb33af UH |
635 | } |
636 | ||
3cd3a20b | 637 | /* TODO: This stops acquisition on ALL devices, ignoring dev_index. */ |
3ffb6964 BV |
638 | static int hw_dev_acquisition_stop(const struct sr_dev_inst *sdi, |
639 | void *cb_data) | |
a1bb33af | 640 | { |
b9c735a2 | 641 | struct sr_datafeed_packet packet; |
ea9cfed7 | 642 | struct context *ctx; |
a1bb33af | 643 | |
5a2326a7 | 644 | packet.type = SR_DF_END; |
3cd3a20b | 645 | sr_session_send(cb_data, &packet); |
a1bb33af | 646 | |
ea9cfed7 | 647 | if (!(ctx = sdi->priv)) { |
69890f73 | 648 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
3010f21c | 649 | return SR_ERR_BUG; |
69890f73 | 650 | } |
a1bb33af | 651 | |
ea9cfed7 | 652 | analyzer_reset(ctx->usb->devhdl); |
fed16f06 | 653 | /* TODO: Need to cancel and free any queued up transfers. */ |
3010f21c UH |
654 | |
655 | return SR_OK; | |
a1bb33af UH |
656 | } |
657 | ||
c09f0b57 | 658 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info = { |
e519ba86 | 659 | .name = "zeroplus-logic-cube", |
8fdecced | 660 | .longname = "ZEROPLUS Logic Cube LAP-C series", |
e519ba86 UH |
661 | .api_version = 1, |
662 | .init = hw_init, | |
663 | .cleanup = hw_cleanup, | |
61136ea6 | 664 | .scan = hw_scan, |
e7eb703f UH |
665 | .dev_open = hw_dev_open, |
666 | .dev_close = hw_dev_close, | |
626409ab | 667 | .info_get = hw_info_get, |
a9a245b4 | 668 | .dev_config_set = hw_dev_config_set, |
69040b7c UH |
669 | .dev_acquisition_start = hw_dev_acquisition_start, |
670 | .dev_acquisition_stop = hw_dev_acquisition_stop, | |
32756547 | 671 | .instances = NULL, |
a1bb33af | 672 | }; |