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6239c175 UH |
1 | /* |
2 | * This file is part of the sigrok project. | |
3 | * | |
4 | * Copyright (C) 2010 Uwe Hermann <uwe@hermann-uwe.de> | |
fc96e6f8 | 5 | * Copyright (C) 2011 Olivier Fauchon <olivier@aixmarseille.com> |
6239c175 UH |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
20 | */ | |
21 | ||
22 | #include <stdlib.h> | |
85b5af06 | 23 | #include <unistd.h> |
6239c175 | 24 | #include <string.h> |
d35aaf02 UH |
25 | #ifdef _WIN32 |
26 | #include <io.h> | |
27 | #include <fcntl.h> | |
28 | #define pipe(fds) _pipe(fds, 4096, _O_BINARY) | |
29 | #endif | |
6239c175 | 30 | #include "config.h" |
b7f09cf8 UH |
31 | #include "sigrok.h" |
32 | #include "sigrok-internal.h" | |
6239c175 | 33 | |
c03ed397 | 34 | /* TODO: Number of probes should be configurable. */ |
e15f48c2 | 35 | #define NUM_PROBES 8 |
c03ed397 | 36 | |
e15f48c2 | 37 | #define DEMONAME "Demo device" |
c03ed397 UH |
38 | |
39 | /* The size of chunks to send through the session bus. */ | |
40 | /* TODO: Should be configurable. */ | |
e15f48c2 | 41 | #define BUFSIZE 4096 |
85b5af06 | 42 | |
0d31276b | 43 | /* Supported patterns which we can generate */ |
e15f48c2 | 44 | enum { |
0d31276b UH |
45 | /** |
46 | * Pattern which spells "sigrok" using '0's (with '1's as "background") | |
47 | * when displayed using the 'bits' output format. | |
48 | */ | |
c8f4624d | 49 | PATTERN_SIGROK, |
0d31276b | 50 | |
c03ed397 | 51 | /** Pattern which consists of (pseudo-)random values on all probes. */ |
c8f4624d | 52 | PATTERN_RANDOM, |
0d31276b UH |
53 | |
54 | /** | |
55 | * Pattern which consists of incrementing numbers. | |
56 | * TODO: Better description. | |
57 | */ | |
c8f4624d | 58 | PATTERN_INC, |
c03ed397 UH |
59 | |
60 | /** Pattern where all probes have a low logic state. */ | |
61 | PATTERN_ALL_LOW, | |
62 | ||
63 | /** Pattern where all probes have a high logic state. */ | |
64 | PATTERN_ALL_HIGH, | |
e15f48c2 | 65 | }; |
85b5af06 | 66 | |
29cbfeaf | 67 | /* FIXME: Should not be global. */ |
d35aaf02 UH |
68 | GIOChannel *channels[2]; |
69 | ||
e15f48c2 BV |
70 | struct databag { |
71 | int pipe_fds[2]; | |
72 | uint8_t sample_generator; | |
73 | uint8_t thread_running; | |
74 | uint64_t samples_counter; | |
75 | int device_index; | |
9c939c51 | 76 | gpointer session_data; |
b9cc3629 | 77 | GTimer *timer; |
e15f48c2 | 78 | }; |
85b5af06 | 79 | |
6239c175 | 80 | static int capabilities[] = { |
5a2326a7 | 81 | SR_HWCAP_LOGIC_ANALYZER, |
4bfbf9fc | 82 | SR_HWCAP_SAMPLERATE, |
5a2326a7 UH |
83 | SR_HWCAP_PATTERN_MODE, |
84 | SR_HWCAP_LIMIT_SAMPLES, | |
85 | SR_HWCAP_LIMIT_MSEC, | |
86 | SR_HWCAP_CONTINUOUS, | |
6239c175 UH |
87 | }; |
88 | ||
4bfbf9fc | 89 | static struct sr_samplerates samplerates = { |
c9140419 | 90 | SR_HZ(1), |
59df0c77 | 91 | SR_GHZ(1), |
c9140419 | 92 | SR_HZ(1), |
4bfbf9fc BV |
93 | NULL, |
94 | }; | |
95 | ||
c8f4624d | 96 | static const char *pattern_strings[] = { |
c03ed397 | 97 | "sigrok", |
e15f48c2 BV |
98 | "random", |
99 | "incremental", | |
c03ed397 UH |
100 | "all-low", |
101 | "all-high", | |
02440dd8 | 102 | NULL, |
85b5af06 UH |
103 | }; |
104 | ||
c8f4624d | 105 | static uint8_t pattern_sigrok[] = { |
917e0e71 BV |
106 | 0x4c, 0x92, 0x92, 0x92, 0x64, 0x00, 0x00, 0x00, |
107 | 0x82, 0xfe, 0xfe, 0x82, 0x00, 0x00, 0x00, 0x00, | |
108 | 0x7c, 0x82, 0x82, 0x92, 0x74, 0x00, 0x00, 0x00, | |
109 | 0xfe, 0x12, 0x12, 0x32, 0xcc, 0x00, 0x00, 0x00, | |
110 | 0x7c, 0x82, 0x82, 0x82, 0x7c, 0x00, 0x00, 0x00, | |
111 | 0xfe, 0x10, 0x28, 0x44, 0x82, 0x00, 0x00, 0x00, | |
112 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
113 | 0xbe, 0xbe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
114 | }; | |
115 | ||
a00ba012 | 116 | /* List of struct sr_device_instance, maintained by opendev()/closedev(). */ |
85b5af06 | 117 | static GSList *device_instances = NULL; |
59df0c77 | 118 | static uint64_t cur_samplerate = SR_KHZ(200); |
9c939c51 | 119 | static uint64_t period_ps = 5000000; |
b9cc3629 BV |
120 | static uint64_t limit_samples = 0; |
121 | static uint64_t limit_msec = 0; | |
c8f4624d | 122 | static int default_pattern = PATTERN_SIGROK; |
b9cc3629 BV |
123 | static GThread *my_thread; |
124 | static int thread_running; | |
6239c175 | 125 | |
9c939c51 | 126 | static void hw_stop_acquisition(int device_index, gpointer session_data); |
6239c175 | 127 | |
54ac5277 | 128 | static int hw_init(const char *deviceinfo) |
6239c175 | 129 | { |
a00ba012 | 130 | struct sr_device_instance *sdi; |
85b5af06 | 131 | |
e15f48c2 | 132 | /* Avoid compiler warnings. */ |
cb93f8a9 | 133 | (void)deviceinfo; |
85b5af06 | 134 | |
5a2326a7 | 135 | sdi = sr_device_instance_new(0, SR_ST_ACTIVE, DEMONAME, NULL, NULL); |
c03ed397 UH |
136 | if (!sdi) { |
137 | sr_err("demo: %s: sr_device_instance_new failed", __func__); | |
85b5af06 | 138 | return 0; |
c03ed397 | 139 | } |
e15f48c2 | 140 | |
85b5af06 UH |
141 | device_instances = g_slist_append(device_instances, sdi); |
142 | ||
143 | return 1; | |
6239c175 UH |
144 | } |
145 | ||
146 | static int hw_opendev(int device_index) | |
147 | { | |
17e1afcb | 148 | /* Avoid compiler warnings. */ |
cb93f8a9 | 149 | (void)device_index; |
6239c175 UH |
150 | |
151 | /* Nothing needed so far. */ | |
697785d1 | 152 | |
e46b8fb1 | 153 | return SR_OK; |
6239c175 UH |
154 | } |
155 | ||
697785d1 | 156 | static int hw_closedev(int device_index) |
6239c175 | 157 | { |
17e1afcb | 158 | /* Avoid compiler warnings. */ |
cb93f8a9 | 159 | (void)device_index; |
6239c175 UH |
160 | |
161 | /* Nothing needed so far. */ | |
697785d1 UH |
162 | |
163 | return SR_OK; | |
6239c175 UH |
164 | } |
165 | ||
166 | static void hw_cleanup(void) | |
167 | { | |
168 | /* Nothing needed so far. */ | |
169 | } | |
170 | ||
171 | static void *hw_get_device_info(int device_index, int device_info_id) | |
172 | { | |
a00ba012 | 173 | struct sr_device_instance *sdi; |
85b5af06 UH |
174 | void *info = NULL; |
175 | ||
c03ed397 UH |
176 | if (!(sdi = sr_get_device_instance(device_instances, device_index))) { |
177 | sr_err("demo: %s: sdi was NULL", __func__); | |
85b5af06 | 178 | return NULL; |
c03ed397 | 179 | } |
85b5af06 | 180 | |
6239c175 | 181 | switch (device_info_id) { |
5a2326a7 | 182 | case SR_DI_INSTANCE: |
85b5af06 | 183 | info = sdi; |
6239c175 | 184 | break; |
5a2326a7 | 185 | case SR_DI_NUM_PROBES: |
6239c175 UH |
186 | info = GINT_TO_POINTER(NUM_PROBES); |
187 | break; | |
4bfbf9fc BV |
188 | case SR_DI_SAMPLERATES: |
189 | info = &samplerates; | |
190 | break; | |
5a2326a7 | 191 | case SR_DI_CUR_SAMPLERATE: |
6239c175 UH |
192 | info = &cur_samplerate; |
193 | break; | |
5a2326a7 | 194 | case SR_DI_PATTERNMODES: |
c8f4624d | 195 | info = &pattern_strings; |
e15f48c2 | 196 | break; |
6239c175 UH |
197 | } |
198 | ||
199 | return info; | |
200 | } | |
201 | ||
202 | static int hw_get_status(int device_index) | |
203 | { | |
17e1afcb | 204 | /* Avoid compiler warnings. */ |
cb93f8a9 | 205 | (void)device_index; |
5096c6a6 | 206 | |
5a2326a7 | 207 | return SR_ST_ACTIVE; |
6239c175 UH |
208 | } |
209 | ||
210 | static int *hw_get_capabilities(void) | |
211 | { | |
212 | return capabilities; | |
213 | } | |
214 | ||
215 | static int hw_set_configuration(int device_index, int capability, void *value) | |
216 | { | |
217 | int ret; | |
e15f48c2 | 218 | char *stropt; |
6239c175 | 219 | |
17e1afcb | 220 | /* Avoid compiler warnings. */ |
cb93f8a9 | 221 | (void)device_index; |
6239c175 | 222 | |
5a2326a7 | 223 | if (capability == SR_HWCAP_PROBECONFIG) { |
d81d2933 BV |
224 | /* Nothing to do, but must be supported */ |
225 | ret = SR_OK; | |
226 | } else if (capability == SR_HWCAP_SAMPLERATE) { | |
68c12597 | 227 | cur_samplerate = *(uint64_t *)value; |
9c939c51 | 228 | period_ps = 1000000000000 / cur_samplerate; |
6f422264 UH |
229 | sr_dbg("demo: %s: setting samplerate to %" PRIu64, __func__, |
230 | cur_samplerate); | |
e46b8fb1 | 231 | ret = SR_OK; |
5a2326a7 | 232 | } else if (capability == SR_HWCAP_LIMIT_SAMPLES) { |
68c12597 | 233 | limit_samples = *(uint64_t *)value; |
6f422264 UH |
234 | sr_dbg("demo: %s: setting limit_samples to %" PRIu64, __func__, |
235 | limit_samples); | |
e46b8fb1 | 236 | ret = SR_OK; |
5a2326a7 | 237 | } else if (capability == SR_HWCAP_LIMIT_MSEC) { |
68c12597 | 238 | limit_msec = *(uint64_t *)value; |
6f422264 UH |
239 | sr_dbg("demo: %s: setting limit_msec to %" PRIu64, __func__, |
240 | limit_msec); | |
e46b8fb1 | 241 | ret = SR_OK; |
5a2326a7 | 242 | } else if (capability == SR_HWCAP_PATTERN_MODE) { |
e15f48c2 | 243 | stropt = value; |
c03ed397 UH |
244 | ret = SR_OK; |
245 | if (!strcmp(stropt, "sigrok")) { | |
246 | default_pattern = PATTERN_SIGROK; | |
247 | } else if (!strcmp(stropt, "random")) { | |
c8f4624d | 248 | default_pattern = PATTERN_RANDOM; |
e15f48c2 | 249 | } else if (!strcmp(stropt, "incremental")) { |
c8f4624d | 250 | default_pattern = PATTERN_INC; |
c03ed397 UH |
251 | } else if (!strcmp(stropt, "all-low")) { |
252 | default_pattern = PATTERN_ALL_LOW; | |
253 | } else if (!strcmp(stropt, "all-high")) { | |
254 | default_pattern = PATTERN_ALL_HIGH; | |
e15f48c2 | 255 | } else { |
e46b8fb1 | 256 | ret = SR_ERR; |
e15f48c2 | 257 | } |
c8f4624d UH |
258 | sr_dbg("demo: %s: setting pattern to %d", __func__, |
259 | default_pattern); | |
6239c175 | 260 | } else { |
e46b8fb1 | 261 | ret = SR_ERR; |
6239c175 UH |
262 | } |
263 | ||
264 | return ret; | |
265 | } | |
266 | ||
5096c6a6 | 267 | static void samples_generator(uint8_t *buf, uint64_t size, void *data) |
85b5af06 | 268 | { |
cddd1c5f | 269 | static uint64_t p = 0; |
85b5af06 | 270 | struct databag *mydata = data; |
cddd1c5f | 271 | uint64_t i; |
85b5af06 | 272 | |
c03ed397 | 273 | /* TODO: Needed? */ |
5096c6a6 | 274 | memset(buf, 0, size); |
85b5af06 UH |
275 | |
276 | switch (mydata->sample_generator) { | |
c03ed397 | 277 | case PATTERN_SIGROK: /* sigrok pattern */ |
917e0e71 | 278 | for (i = 0; i < size; i++) { |
c8f4624d | 279 | *(buf + i) = ~(pattern_sigrok[p] >> 1); |
917e0e71 BV |
280 | if (++p == 64) |
281 | p = 0; | |
282 | } | |
283 | break; | |
c8f4624d | 284 | case PATTERN_RANDOM: /* Random */ |
5096c6a6 UH |
285 | for (i = 0; i < size; i++) |
286 | *(buf + i) = (uint8_t)(rand() & 0xff); | |
85b5af06 | 287 | break; |
c8f4624d | 288 | case PATTERN_INC: /* Simple increment */ |
5096c6a6 | 289 | for (i = 0; i < size; i++) |
85b5af06 UH |
290 | *(buf + i) = i; |
291 | break; | |
c03ed397 | 292 | case PATTERN_ALL_LOW: /* All probes are low */ |
5a9660dd | 293 | memset(buf, 0x00, size); |
c03ed397 UH |
294 | break; |
295 | case PATTERN_ALL_HIGH: /* All probes are high */ | |
5a9660dd | 296 | memset(buf, 0xff, size); |
c03ed397 UH |
297 | break; |
298 | default: | |
299 | /* TODO: Error handling. */ | |
300 | break; | |
85b5af06 UH |
301 | } |
302 | } | |
303 | ||
304 | /* Thread function */ | |
305 | static void thread_func(void *data) | |
306 | { | |
307 | struct databag *mydata = data; | |
308 | uint8_t buf[BUFSIZE]; | |
309 | uint64_t nb_to_send = 0; | |
d35aaf02 | 310 | int bytes_written; |
1924f59f HE |
311 | double time_cur, time_last, time_diff; |
312 | ||
313 | time_last = g_timer_elapsed(mydata->timer, NULL); | |
85b5af06 UH |
314 | |
315 | while (thread_running) { | |
1924f59f HE |
316 | /* Rate control */ |
317 | time_cur = g_timer_elapsed(mydata->timer, NULL); | |
318 | ||
319 | time_diff = time_cur - time_last; | |
320 | time_last = time_cur; | |
321 | ||
322 | nb_to_send = cur_samplerate * time_diff; | |
323 | ||
c03ed397 | 324 | if (limit_samples) { |
1924f59f | 325 | nb_to_send = MIN(nb_to_send, |
c03ed397 UH |
326 | limit_samples - mydata->samples_counter); |
327 | } | |
1924f59f HE |
328 | |
329 | /* Make sure we don't overflow. */ | |
330 | nb_to_send = MIN(nb_to_send, BUFSIZE); | |
331 | ||
332 | if (nb_to_send) { | |
333 | samples_generator(buf, nb_to_send, data); | |
334 | mydata->samples_counter += nb_to_send; | |
070befcd BV |
335 | |
336 | g_io_channel_write_chars(channels[1], (gchar *)&buf, | |
c03ed397 | 337 | nb_to_send, (gsize *)&bytes_written, NULL); |
b9cc3629 BV |
338 | } |
339 | ||
1924f59f HE |
340 | /* Check if we're done. */ |
341 | if ((limit_msec && time_cur * 1000 > limit_msec) || | |
342 | (limit_samples && mydata->samples_counter >= limit_samples)) | |
343 | { | |
85b5af06 UH |
344 | close(mydata->pipe_fds[1]); |
345 | thread_running = 0; | |
85b5af06 UH |
346 | } |
347 | ||
1924f59f | 348 | g_usleep(10); |
85b5af06 UH |
349 | } |
350 | } | |
351 | ||
352 | /* Callback handling data */ | |
9c939c51 | 353 | static int receive_data(int fd, int revents, void *session_data) |
85b5af06 | 354 | { |
b9c735a2 | 355 | struct sr_datafeed_packet packet; |
9c939c51 BV |
356 | struct sr_datafeed_logic logic; |
357 | static uint64_t samples_received = 0; | |
358 | unsigned char c[BUFSIZE]; | |
108a5bfb | 359 | gsize z; |
1924f59f | 360 | |
26ce0bbf | 361 | /* Avoid compiler warnings. */ |
cb93f8a9 UH |
362 | (void)fd; |
363 | (void)revents; | |
1924f59f HE |
364 | |
365 | do { | |
366 | g_io_channel_read_chars(channels[0], | |
070befcd | 367 | (gchar *)&c, BUFSIZE, &z, NULL); |
1924f59f HE |
368 | |
369 | if (z > 0) { | |
5a2326a7 | 370 | packet.type = SR_DF_LOGIC; |
9c939c51 BV |
371 | packet.payload = &logic; |
372 | packet.timeoffset = samples_received * period_ps; | |
373 | packet.duration = z * period_ps; | |
374 | logic.length = z; | |
375 | logic.unitsize = 1; | |
376 | logic.data = c; | |
377 | sr_session_bus(session_data, &packet); | |
378 | samples_received += z; | |
1924f59f HE |
379 | } |
380 | } while (z > 0); | |
85b5af06 | 381 | |
c03ed397 UH |
382 | if (!thread_running && z <= 0) { |
383 | /* Make sure we don't receive more packets. */ | |
1924f59f | 384 | g_io_channel_close(channels[0]); |
d35aaf02 | 385 | |
1924f59f | 386 | /* Send last packet. */ |
5a2326a7 | 387 | packet.type = SR_DF_END; |
9c939c51 | 388 | sr_session_bus(session_data, &packet); |
1924f59f HE |
389 | |
390 | return FALSE; | |
85b5af06 | 391 | } |
1924f59f | 392 | |
85b5af06 UH |
393 | return TRUE; |
394 | } | |
395 | ||
9c939c51 | 396 | static int hw_start_acquisition(int device_index, gpointer session_data) |
6239c175 | 397 | { |
b9c735a2 UH |
398 | struct sr_datafeed_packet *packet; |
399 | struct sr_datafeed_header *header; | |
85b5af06 | 400 | struct databag *mydata; |
6239c175 | 401 | |
27a3a6fe UH |
402 | /* TODO: 'mydata' is never g_free()'d? */ |
403 | if (!(mydata = g_try_malloc(sizeof(struct databag)))) { | |
404 | sr_err("demo: %s: mydata malloc failed", __func__); | |
e46b8fb1 | 405 | return SR_ERR_MALLOC; |
27a3a6fe | 406 | } |
85b5af06 | 407 | |
c8f4624d | 408 | mydata->sample_generator = default_pattern; |
9c939c51 | 409 | mydata->session_data = session_data; |
85b5af06 UH |
410 | mydata->device_index = device_index; |
411 | mydata->samples_counter = 0; | |
85b5af06 | 412 | |
c03ed397 UH |
413 | if (pipe(mydata->pipe_fds)) { |
414 | /* TODO: Better error message. */ | |
415 | sr_err("demo: %s: pipe() failed", __func__); | |
e46b8fb1 | 416 | return SR_ERR; |
c03ed397 | 417 | } |
85b5af06 | 418 | |
d35aaf02 UH |
419 | channels[0] = g_io_channel_unix_new(mydata->pipe_fds[0]); |
420 | channels[1] = g_io_channel_unix_new(mydata->pipe_fds[1]); | |
421 | ||
422 | /* Set channel encoding to binary (default is UTF-8). */ | |
423 | g_io_channel_set_encoding(channels[0], NULL, NULL); | |
424 | g_io_channel_set_encoding(channels[1], NULL, NULL); | |
425 | ||
426 | /* Make channels to unbuffered. */ | |
427 | g_io_channel_set_buffered(channels[0], FALSE); | |
428 | g_io_channel_set_buffered(channels[1], FALSE); | |
429 | ||
6f1be0a2 | 430 | sr_source_add(mydata->pipe_fds[0], G_IO_IN | G_IO_ERR, 40, |
9c939c51 | 431 | receive_data, session_data); |
85b5af06 UH |
432 | |
433 | /* Run the demo thread. */ | |
434 | g_thread_init(NULL); | |
c03ed397 | 435 | /* This must to be done between g_thread_init() & g_thread_create(). */ |
1924f59f | 436 | mydata->timer = g_timer_new(); |
85b5af06 UH |
437 | thread_running = 1; |
438 | my_thread = | |
439 | g_thread_create((GThreadFunc)thread_func, mydata, TRUE, NULL); | |
c03ed397 UH |
440 | if (!my_thread) { |
441 | sr_err("demo: %s: g_thread_create failed", __func__); | |
442 | return SR_ERR; /* TODO */ | |
443 | } | |
6239c175 | 444 | |
27a3a6fe UH |
445 | if (!(packet = g_try_malloc(sizeof(struct sr_datafeed_packet)))) { |
446 | sr_err("demo: %s: packet malloc failed", __func__); | |
e46b8fb1 | 447 | return SR_ERR_MALLOC; |
27a3a6fe UH |
448 | } |
449 | ||
450 | if (!(header = g_try_malloc(sizeof(struct sr_datafeed_header)))) { | |
451 | sr_err("demo: %s: header malloc failed", __func__); | |
452 | return SR_ERR_MALLOC; | |
453 | } | |
6239c175 | 454 | |
5a2326a7 | 455 | packet->type = SR_DF_HEADER; |
9c939c51 BV |
456 | packet->payload = header; |
457 | packet->timeoffset = 0; | |
458 | packet->duration = 0; | |
6239c175 UH |
459 | header->feed_version = 1; |
460 | gettimeofday(&header->starttime, NULL); | |
461 | header->samplerate = cur_samplerate; | |
c2616fb9 DR |
462 | header->num_logic_probes = NUM_PROBES; |
463 | header->num_analog_probes = 0; | |
9c939c51 | 464 | sr_session_bus(session_data, packet); |
27a3a6fe UH |
465 | g_free(header); |
466 | g_free(packet); | |
6239c175 | 467 | |
e46b8fb1 | 468 | return SR_OK; |
6239c175 UH |
469 | } |
470 | ||
9c939c51 | 471 | static void hw_stop_acquisition(int device_index, gpointer session_data) |
6239c175 | 472 | { |
17e1afcb | 473 | /* Avoid compiler warnings. */ |
cb93f8a9 UH |
474 | (void)device_index; |
475 | (void)session_data; | |
6239c175 | 476 | |
1924f59f HE |
477 | /* Stop generate thread. */ |
478 | thread_running = 0; | |
6239c175 UH |
479 | } |
480 | ||
5c2d46d1 | 481 | struct sr_device_plugin demo_plugin_info = { |
e519ba86 UH |
482 | .name = "demo", |
483 | .longname = "Demo driver and pattern generator", | |
484 | .api_version = 1, | |
485 | .init = hw_init, | |
486 | .cleanup = hw_cleanup, | |
86f5e3d8 UH |
487 | .opendev = hw_opendev, |
488 | .closedev = hw_closedev, | |
e519ba86 UH |
489 | .get_device_info = hw_get_device_info, |
490 | .get_status = hw_get_status, | |
491 | .get_capabilities = hw_get_capabilities, | |
492 | .set_configuration = hw_set_configuration, | |
493 | .start_acquisition = hw_start_acquisition, | |
494 | .stop_acquisition = hw_stop_acquisition, | |
6239c175 | 495 | }; |