]>
Commit | Line | Data |
---|---|---|
0aba65da | 1 | /* |
50985c20 | 2 | * This file is part of the libsigrok project. |
0aba65da | 3 | * |
13d8e03c | 4 | * Copyright (C) 2013 Bert Vermeulen <bert@biot.com> |
0aba65da 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 "protocol.h" | |
bf72f649 | 21 | #include <libserialport.h> |
0aba65da UH |
22 | |
23 | #define SERIALCOMM "115200/8n1" | |
24 | ||
e46aa4f6 | 25 | static const int32_t hwopts[] = { |
1953564a BV |
26 | SR_CONF_CONN, |
27 | SR_CONF_SERIALCOMM, | |
aeabd308 UH |
28 | }; |
29 | ||
e46aa4f6 | 30 | static const int32_t hwcaps[] = { |
1953564a BV |
31 | SR_CONF_LOGIC_ANALYZER, |
32 | SR_CONF_SAMPLERATE, | |
0c05591a | 33 | SR_CONF_TRIGGER_TYPE, |
1953564a BV |
34 | SR_CONF_CAPTURE_RATIO, |
35 | SR_CONF_LIMIT_SAMPLES, | |
eb1b610b | 36 | SR_CONF_EXTERNAL_CLOCK, |
967760a8 | 37 | SR_CONF_PATTERN_MODE, |
7b0a57fd | 38 | SR_CONF_SWAP, |
1953564a | 39 | SR_CONF_RLE, |
0aba65da UH |
40 | }; |
41 | ||
6d16fdfb BV |
42 | #define STR_PATTERN_NONE "None" |
43 | #define STR_PATTERN_EXTERNAL "External" | |
44 | #define STR_PATTERN_INTERNAL "Internal" | |
967760a8 MR |
45 | |
46 | /* Supported methods of test pattern outputs */ | |
47 | enum { | |
48 | /** | |
49 | * Capture pins 31:16 (unbuffered wing) output a test pattern | |
50 | * that can captured on pins 0:15. | |
51 | */ | |
52 | PATTERN_EXTERNAL, | |
53 | ||
54 | /** Route test pattern internally to capture buffer. */ | |
55 | PATTERN_INTERNAL, | |
56 | }; | |
57 | ||
7c07a178 | 58 | static const char *patterns[] = { |
6d16fdfb | 59 | STR_PATTERN_NONE, |
7c07a178 UH |
60 | STR_PATTERN_EXTERNAL, |
61 | STR_PATTERN_INTERNAL, | |
62 | }; | |
63 | ||
0aba65da UH |
64 | /* Probes are numbered 0-31 (on the PCB silkscreen). */ |
65 | SR_PRIV const char *ols_probe_names[NUM_PROBES + 1] = { | |
78693401 UH |
66 | "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", |
67 | "13", "14", "15", "16", "17", "18", "19", "20", "21", "22", "23", | |
68 | "24", "25", "26", "27", "28", "29", "30", "31", | |
0aba65da UH |
69 | NULL, |
70 | }; | |
71 | ||
d3b38ad3 | 72 | /* Default supported samplerates, can be overridden by device metadata. */ |
e46aa4f6 BV |
73 | static const uint64_t samplerates[] = { |
74 | SR_HZ(10), | |
75 | SR_MHZ(200), | |
76 | SR_HZ(1), | |
0aba65da UH |
77 | }; |
78 | ||
79 | SR_PRIV struct sr_dev_driver ols_driver_info; | |
80 | static struct sr_dev_driver *di = &ols_driver_info; | |
81 | ||
eea49cf1 UH |
82 | static int dev_clear(void) |
83 | { | |
84 | return std_dev_clear(di, NULL); | |
85 | } | |
86 | ||
03f4de8c | 87 | static int init(struct sr_context *sr_ctx) |
0aba65da | 88 | { |
f6beaac5 | 89 | return std_init(sr_ctx, di, LOG_PREFIX); |
0aba65da UH |
90 | } |
91 | ||
03f4de8c | 92 | static GSList *scan(GSList *options) |
0aba65da | 93 | { |
1987b8d6 | 94 | struct sr_config *src; |
0aba65da UH |
95 | struct sr_dev_inst *sdi; |
96 | struct drv_context *drvc; | |
97 | struct dev_context *devc; | |
98 | struct sr_probe *probe; | |
99 | struct sr_serial_dev_inst *serial; | |
100 | GPollFD probefd; | |
101 | GSList *l, *devices; | |
102 | int ret, i; | |
103 | const char *conn, *serialcomm; | |
104 | char buf[8]; | |
105 | ||
0aba65da | 106 | drvc = di->priv; |
4b97c74e | 107 | |
0aba65da UH |
108 | devices = NULL; |
109 | ||
110 | conn = serialcomm = NULL; | |
111 | for (l = options; l; l = l->next) { | |
1987b8d6 BV |
112 | src = l->data; |
113 | switch (src->key) { | |
1953564a | 114 | case SR_CONF_CONN: |
e46aa4f6 | 115 | conn = g_variant_get_string(src->data, NULL); |
0aba65da | 116 | break; |
1953564a | 117 | case SR_CONF_SERIALCOMM: |
e46aa4f6 | 118 | serialcomm = g_variant_get_string(src->data, NULL); |
0aba65da UH |
119 | break; |
120 | } | |
121 | } | |
122 | if (!conn) | |
123 | return NULL; | |
124 | ||
125 | if (serialcomm == NULL) | |
126 | serialcomm = SERIALCOMM; | |
127 | ||
128 | if (!(serial = sr_serial_dev_inst_new(conn, serialcomm))) | |
129 | return NULL; | |
130 | ||
131 | /* The discovery procedure is like this: first send the Reset | |
132 | * command (0x00) 5 times, since the device could be anywhere | |
133 | * in a 5-byte command. Then send the ID command (0x02). | |
134 | * If the device responds with 4 bytes ("OLS1" or "SLA1"), we | |
135 | * have a match. | |
136 | */ | |
137 | sr_info("Probing %s.", conn); | |
138 | if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK) | |
139 | return NULL; | |
140 | ||
141 | ret = SR_OK; | |
142 | for (i = 0; i < 5; i++) { | |
143 | if ((ret = send_shortcommand(serial, CMD_RESET)) != SR_OK) { | |
144 | sr_err("Port %s is not writable.", conn); | |
145 | break; | |
146 | } | |
147 | } | |
148 | if (ret != SR_OK) { | |
149 | serial_close(serial); | |
150 | sr_err("Could not use port %s. Quitting.", conn); | |
151 | return NULL; | |
152 | } | |
153 | send_shortcommand(serial, CMD_ID); | |
154 | ||
155 | /* Wait 10ms for a response. */ | |
156 | g_usleep(10000); | |
157 | ||
bf72f649 | 158 | sp_get_port_handle(serial->data, &probefd.fd); |
0aba65da UH |
159 | probefd.events = G_IO_IN; |
160 | g_poll(&probefd, 1, 1); | |
161 | ||
162 | if (probefd.revents != G_IO_IN) | |
163 | return NULL; | |
9f5d4c3c | 164 | if (serial_read_blocking(serial, buf, 4) != 4) |
0aba65da UH |
165 | return NULL; |
166 | if (strncmp(buf, "1SLO", 4) && strncmp(buf, "1ALS", 4)) | |
167 | return NULL; | |
168 | ||
169 | /* Definitely using the OLS protocol, check if it supports | |
170 | * the metadata command. | |
171 | */ | |
172 | send_shortcommand(serial, CMD_METADATA); | |
173 | if (g_poll(&probefd, 1, 10) > 0) { | |
174 | /* Got metadata. */ | |
175 | sdi = get_metadata(serial); | |
176 | sdi->index = 0; | |
177 | devc = sdi->priv; | |
178 | } else { | |
179 | /* Not an OLS -- some other board that uses the sump protocol. */ | |
72cd99b8 | 180 | sr_info("Device does not support metadata."); |
0aba65da UH |
181 | sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, |
182 | "Sump", "Logic Analyzer", "v1.0"); | |
183 | sdi->driver = di; | |
0aba65da UH |
184 | for (i = 0; i < 32; i++) { |
185 | if (!(probe = sr_probe_new(i, SR_PROBE_LOGIC, TRUE, | |
186 | ols_probe_names[i]))) | |
187 | return 0; | |
188 | sdi->probes = g_slist_append(sdi->probes, probe); | |
189 | } | |
bf256783 | 190 | devc = ols_dev_new(); |
0aba65da UH |
191 | sdi->priv = devc; |
192 | } | |
bf256783 BV |
193 | /* Configure samplerate and divider. */ |
194 | if (ols_set_samplerate(sdi, DEFAULT_SAMPLERATE) != SR_OK) | |
195 | sr_dbg("Failed to set default samplerate (%"PRIu64").", | |
196 | DEFAULT_SAMPLERATE); | |
197 | /* Clear trigger masks, values and stages. */ | |
198 | ols_configure_probes(sdi); | |
459a0f26 BV |
199 | sdi->inst_type = SR_INST_SERIAL; |
200 | sdi->conn = serial; | |
bf256783 | 201 | |
0aba65da UH |
202 | drvc->instances = g_slist_append(drvc->instances, sdi); |
203 | devices = g_slist_append(devices, sdi); | |
204 | ||
205 | serial_close(serial); | |
206 | ||
207 | return devices; | |
208 | } | |
209 | ||
03f4de8c | 210 | static GSList *dev_list(void) |
0aba65da | 211 | { |
0e94d524 | 212 | return ((struct drv_context *)(di->priv))->instances; |
0aba65da UH |
213 | } |
214 | ||
eea49cf1 | 215 | static int cleanup(void) |
0aba65da | 216 | { |
eea49cf1 | 217 | return dev_clear(); |
0aba65da UH |
218 | } |
219 | ||
8f996b89 ML |
220 | static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi, |
221 | const struct sr_probe_group *probe_group) | |
0aba65da UH |
222 | { |
223 | struct dev_context *devc; | |
224 | ||
8f996b89 ML |
225 | (void)probe_group; |
226 | ||
0c05591a BV |
227 | if (!sdi) |
228 | return SR_ERR_ARG; | |
229 | ||
230 | devc = sdi->priv; | |
035a1078 | 231 | switch (id) { |
123e1313 | 232 | case SR_CONF_SAMPLERATE: |
0c05591a BV |
233 | *data = g_variant_new_uint64(devc->cur_samplerate); |
234 | break; | |
235 | case SR_CONF_CAPTURE_RATIO: | |
236 | *data = g_variant_new_uint64(devc->capture_ratio); | |
237 | break; | |
238 | case SR_CONF_LIMIT_SAMPLES: | |
239 | *data = g_variant_new_uint64(devc->limit_samples); | |
240 | break; | |
967760a8 MR |
241 | case SR_CONF_PATTERN_MODE: |
242 | if (devc->flag_reg & FLAG_EXTERNAL_TEST_MODE) | |
243 | *data = g_variant_new_string(STR_PATTERN_EXTERNAL); | |
244 | else if (devc->flag_reg & FLAG_INTERNAL_TEST_MODE) | |
245 | *data = g_variant_new_string(STR_PATTERN_INTERNAL); | |
6d16fdfb BV |
246 | else |
247 | *data = g_variant_new_string(STR_PATTERN_NONE); | |
967760a8 | 248 | break; |
0c05591a BV |
249 | case SR_CONF_RLE: |
250 | *data = g_variant_new_boolean(devc->flag_reg & FLAG_RLE ? TRUE : FALSE); | |
7730e4f0 | 251 | break; |
0aba65da | 252 | default: |
bd6fbf62 | 253 | return SR_ERR_NA; |
0aba65da UH |
254 | } |
255 | ||
256 | return SR_OK; | |
257 | } | |
258 | ||
8f996b89 ML |
259 | static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi, |
260 | const struct sr_probe_group *probe_group) | |
0aba65da UH |
261 | { |
262 | struct dev_context *devc; | |
6d16fdfb | 263 | uint16_t flag; |
e46aa4f6 | 264 | uint64_t tmp_u64; |
6d16fdfb | 265 | int ret; |
967760a8 | 266 | const char *stropt; |
0aba65da | 267 | |
8f996b89 ML |
268 | (void)probe_group; |
269 | ||
e73ffd42 BV |
270 | if (sdi->status != SR_ST_ACTIVE) |
271 | return SR_ERR_DEV_CLOSED; | |
272 | ||
0aba65da UH |
273 | devc = sdi->priv; |
274 | ||
035a1078 | 275 | switch (id) { |
1953564a | 276 | case SR_CONF_SAMPLERATE: |
e46aa4f6 BV |
277 | tmp_u64 = g_variant_get_uint64(data); |
278 | if (tmp_u64 < samplerates[0] || tmp_u64 > samplerates[1]) | |
279 | return SR_ERR_SAMPLERATE; | |
280 | ret = ols_set_samplerate(sdi, g_variant_get_uint64(data)); | |
0aba65da | 281 | break; |
1953564a | 282 | case SR_CONF_LIMIT_SAMPLES: |
e46aa4f6 BV |
283 | tmp_u64 = g_variant_get_uint64(data); |
284 | if (tmp_u64 < MIN_NUM_SAMPLES) | |
0aba65da | 285 | return SR_ERR; |
e46aa4f6 | 286 | devc->limit_samples = tmp_u64; |
0aba65da UH |
287 | ret = SR_OK; |
288 | break; | |
1953564a | 289 | case SR_CONF_CAPTURE_RATIO: |
e46aa4f6 | 290 | devc->capture_ratio = g_variant_get_uint64(data); |
0aba65da UH |
291 | if (devc->capture_ratio < 0 || devc->capture_ratio > 100) { |
292 | devc->capture_ratio = 0; | |
293 | ret = SR_ERR; | |
294 | } else | |
295 | ret = SR_OK; | |
296 | break; | |
eb1b610b MR |
297 | case SR_CONF_EXTERNAL_CLOCK: |
298 | if (g_variant_get_boolean(data)) { | |
299 | sr_info("Enabling external clock."); | |
300 | devc->flag_reg |= FLAG_CLOCK_EXTERNAL; | |
301 | } else { | |
302 | sr_info("Disabled external clock."); | |
303 | devc->flag_reg &= ~FLAG_CLOCK_EXTERNAL; | |
304 | } | |
305 | ret = SR_OK; | |
306 | break; | |
967760a8 MR |
307 | case SR_CONF_PATTERN_MODE: |
308 | stropt = g_variant_get_string(data, NULL); | |
309 | ret = SR_OK; | |
6d16fdfb BV |
310 | flag = 0xffff; |
311 | if (!strcmp(stropt, STR_PATTERN_NONE)) { | |
312 | sr_info("Disabling test modes."); | |
313 | flag = 0x0000; | |
314 | }else if (!strcmp(stropt, STR_PATTERN_INTERNAL)) { | |
967760a8 | 315 | sr_info("Enabling internal test mode."); |
6d16fdfb | 316 | flag = FLAG_INTERNAL_TEST_MODE; |
967760a8 MR |
317 | } else if (!strcmp(stropt, STR_PATTERN_EXTERNAL)) { |
318 | sr_info("Enabling external test mode."); | |
6d16fdfb | 319 | flag = FLAG_EXTERNAL_TEST_MODE; |
967760a8 MR |
320 | } else { |
321 | ret = SR_ERR; | |
322 | } | |
6d16fdfb BV |
323 | if (flag != 0xffff) { |
324 | devc->flag_reg &= ~(FLAG_INTERNAL_TEST_MODE | FLAG_EXTERNAL_TEST_MODE); | |
325 | devc->flag_reg |= flag; | |
326 | } | |
967760a8 | 327 | break; |
7b0a57fd MR |
328 | case SR_CONF_SWAP: |
329 | if (g_variant_get_boolean(data)) { | |
330 | sr_info("Enabling channel swapping."); | |
331 | devc->flag_reg |= FLAG_SWAP_PROBES; | |
332 | } else { | |
333 | sr_info("Disabling channel swapping."); | |
334 | devc->flag_reg &= ~FLAG_SWAP_PROBES; | |
335 | } | |
336 | ret = SR_OK; | |
337 | break; | |
338 | ||
1953564a | 339 | case SR_CONF_RLE: |
e46aa4f6 | 340 | if (g_variant_get_boolean(data)) { |
0aba65da UH |
341 | sr_info("Enabling RLE."); |
342 | devc->flag_reg |= FLAG_RLE; | |
aeea0572 BV |
343 | } else { |
344 | sr_info("Disabling RLE."); | |
345 | devc->flag_reg &= ~FLAG_RLE; | |
0aba65da UH |
346 | } |
347 | ret = SR_OK; | |
348 | break; | |
349 | default: | |
bd6fbf62 | 350 | ret = SR_ERR_NA; |
0aba65da UH |
351 | } |
352 | ||
353 | return ret; | |
354 | } | |
355 | ||
8f996b89 ML |
356 | static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi, |
357 | const struct sr_probe_group *probe_group) | |
a1c743fc | 358 | { |
f0de2dd0 BV |
359 | struct dev_context *devc; |
360 | GVariant *gvar, *grange[2]; | |
e46aa4f6 | 361 | GVariantBuilder gvb; |
f0de2dd0 | 362 | int num_channels, i; |
a1c743fc | 363 | |
8f996b89 | 364 | (void)probe_group; |
a1c743fc BV |
365 | |
366 | switch (key) { | |
0d485e30 | 367 | case SR_CONF_SCAN_OPTIONS: |
e46aa4f6 BV |
368 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, |
369 | hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t)); | |
0d485e30 | 370 | break; |
9a6517d1 | 371 | case SR_CONF_DEVICE_OPTIONS: |
e46aa4f6 BV |
372 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, |
373 | hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t)); | |
9a6517d1 | 374 | break; |
a1c743fc | 375 | case SR_CONF_SAMPLERATE: |
e46aa4f6 BV |
376 | g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}")); |
377 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), samplerates, | |
378 | ARRAY_SIZE(samplerates), sizeof(uint64_t)); | |
379 | g_variant_builder_add(&gvb, "{sv}", "samplerate-steps", gvar); | |
380 | *data = g_variant_builder_end(&gvb); | |
a1c743fc | 381 | break; |
c50277a6 | 382 | case SR_CONF_TRIGGER_TYPE: |
e46aa4f6 | 383 | *data = g_variant_new_string(TRIGGER_TYPE); |
c50277a6 | 384 | break; |
7c07a178 UH |
385 | case SR_CONF_PATTERN_MODE: |
386 | *data = g_variant_new_strv(patterns, ARRAY_SIZE(patterns)); | |
387 | break; | |
f0de2dd0 BV |
388 | case SR_CONF_LIMIT_SAMPLES: |
389 | if (!sdi) | |
390 | return SR_ERR_ARG; | |
391 | devc = sdi->priv; | |
392 | if (devc->flag_reg & FLAG_RLE) | |
393 | return SR_ERR_NA; | |
394 | if (devc->max_samples == 0) | |
395 | /* Device didn't specify sample memory size in metadata. */ | |
396 | return SR_ERR_NA; | |
397 | /* | |
398 | * Channel groups are turned off if no probes in that group are | |
399 | * enabled, making more room for samples for the enabled group. | |
400 | */ | |
401 | ols_configure_probes(sdi); | |
402 | num_channels = 0; | |
403 | for (i = 0; i < 4; i++) { | |
404 | if (devc->probe_mask & (0xff << (i * 8))) | |
405 | num_channels++; | |
406 | } | |
407 | grange[0] = g_variant_new_uint64(MIN_NUM_SAMPLES); | |
408 | grange[1] = g_variant_new_uint64(devc->max_samples / num_channels); | |
409 | *data = g_variant_new_tuple(grange, 2); | |
410 | break; | |
a1c743fc | 411 | default: |
bd6fbf62 | 412 | return SR_ERR_NA; |
a1c743fc BV |
413 | } |
414 | ||
415 | return SR_OK; | |
416 | } | |
417 | ||
03f4de8c | 418 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, |
0aba65da UH |
419 | void *cb_data) |
420 | { | |
0aba65da | 421 | struct dev_context *devc; |
459a0f26 | 422 | struct sr_serial_dev_inst *serial; |
0aba65da UH |
423 | uint32_t trigger_config[4]; |
424 | uint32_t data; | |
425 | uint16_t readcount, delaycount; | |
426 | uint8_t changrp_mask; | |
427 | int num_channels; | |
428 | int i; | |
429 | ||
e73ffd42 BV |
430 | if (sdi->status != SR_ST_ACTIVE) |
431 | return SR_ERR_DEV_CLOSED; | |
432 | ||
0aba65da | 433 | devc = sdi->priv; |
459a0f26 | 434 | serial = sdi->conn; |
0aba65da | 435 | |
0aba65da UH |
436 | if (ols_configure_probes(sdi) != SR_OK) { |
437 | sr_err("Failed to configure probes."); | |
438 | return SR_ERR; | |
439 | } | |
440 | ||
441 | /* | |
442 | * Enable/disable channel groups in the flag register according to the | |
443 | * probe mask. Calculate this here, because num_channels is needed | |
444 | * to limit readcount. | |
445 | */ | |
446 | changrp_mask = 0; | |
447 | num_channels = 0; | |
448 | for (i = 0; i < 4; i++) { | |
449 | if (devc->probe_mask & (0xff << (i * 8))) { | |
450 | changrp_mask |= (1 << i); | |
451 | num_channels++; | |
452 | } | |
453 | } | |
454 | ||
455 | /* | |
456 | * Limit readcount to prevent reading past the end of the hardware | |
457 | * buffer. | |
458 | */ | |
459 | readcount = MIN(devc->max_samples / num_channels, devc->limit_samples) / 4; | |
460 | ||
461 | memset(trigger_config, 0, 16); | |
2e5b73c0 | 462 | trigger_config[devc->num_stages] |= 0x08; |
0aba65da UH |
463 | if (devc->trigger_mask[0]) { |
464 | delaycount = readcount * (1 - devc->capture_ratio / 100.0); | |
465 | devc->trigger_at = (readcount - delaycount) * 4 - devc->num_stages; | |
466 | ||
459a0f26 | 467 | if (send_longcommand(serial, CMD_SET_TRIGGER_MASK_0, |
0aba65da UH |
468 | reverse32(devc->trigger_mask[0])) != SR_OK) |
469 | return SR_ERR; | |
459a0f26 | 470 | if (send_longcommand(serial, CMD_SET_TRIGGER_VALUE_0, |
0aba65da UH |
471 | reverse32(devc->trigger_value[0])) != SR_OK) |
472 | return SR_ERR; | |
459a0f26 | 473 | if (send_longcommand(serial, CMD_SET_TRIGGER_CONFIG_0, |
0aba65da UH |
474 | trigger_config[0]) != SR_OK) |
475 | return SR_ERR; | |
476 | ||
459a0f26 | 477 | if (send_longcommand(serial, CMD_SET_TRIGGER_MASK_1, |
0aba65da UH |
478 | reverse32(devc->trigger_mask[1])) != SR_OK) |
479 | return SR_ERR; | |
459a0f26 | 480 | if (send_longcommand(serial, CMD_SET_TRIGGER_VALUE_1, |
0aba65da UH |
481 | reverse32(devc->trigger_value[1])) != SR_OK) |
482 | return SR_ERR; | |
459a0f26 | 483 | if (send_longcommand(serial, CMD_SET_TRIGGER_CONFIG_1, |
0aba65da UH |
484 | trigger_config[1]) != SR_OK) |
485 | return SR_ERR; | |
486 | ||
459a0f26 | 487 | if (send_longcommand(serial, CMD_SET_TRIGGER_MASK_2, |
0aba65da UH |
488 | reverse32(devc->trigger_mask[2])) != SR_OK) |
489 | return SR_ERR; | |
459a0f26 | 490 | if (send_longcommand(serial, CMD_SET_TRIGGER_VALUE_2, |
0aba65da UH |
491 | reverse32(devc->trigger_value[2])) != SR_OK) |
492 | return SR_ERR; | |
459a0f26 | 493 | if (send_longcommand(serial, CMD_SET_TRIGGER_CONFIG_2, |
0aba65da UH |
494 | trigger_config[2]) != SR_OK) |
495 | return SR_ERR; | |
496 | ||
459a0f26 | 497 | if (send_longcommand(serial, CMD_SET_TRIGGER_MASK_3, |
0aba65da UH |
498 | reverse32(devc->trigger_mask[3])) != SR_OK) |
499 | return SR_ERR; | |
459a0f26 | 500 | if (send_longcommand(serial, CMD_SET_TRIGGER_VALUE_3, |
0aba65da UH |
501 | reverse32(devc->trigger_value[3])) != SR_OK) |
502 | return SR_ERR; | |
459a0f26 | 503 | if (send_longcommand(serial, CMD_SET_TRIGGER_CONFIG_3, |
0aba65da UH |
504 | trigger_config[3]) != SR_OK) |
505 | return SR_ERR; | |
506 | } else { | |
459a0f26 | 507 | if (send_longcommand(serial, CMD_SET_TRIGGER_MASK_0, |
0aba65da UH |
508 | devc->trigger_mask[0]) != SR_OK) |
509 | return SR_ERR; | |
459a0f26 | 510 | if (send_longcommand(serial, CMD_SET_TRIGGER_VALUE_0, |
0aba65da UH |
511 | devc->trigger_value[0]) != SR_OK) |
512 | return SR_ERR; | |
459a0f26 | 513 | if (send_longcommand(serial, CMD_SET_TRIGGER_CONFIG_0, |
0aba65da UH |
514 | 0x00000008) != SR_OK) |
515 | return SR_ERR; | |
516 | delaycount = readcount; | |
517 | } | |
518 | ||
6d16fdfb BV |
519 | /* Samplerate. */ |
520 | sr_info("Setting samplerate to %" PRIu64 "Hz (divider %u)", | |
521 | devc->cur_samplerate, devc->cur_samplerate_divider); | |
459a0f26 | 522 | if (send_longcommand(serial, CMD_SET_DIVIDER, |
0aba65da UH |
523 | reverse32(devc->cur_samplerate_divider)) != SR_OK) |
524 | return SR_ERR; | |
525 | ||
526 | /* Send sample limit and pre/post-trigger capture ratio. */ | |
6d16fdfb BV |
527 | sr_info("Setting sample limit %d, trigger point at %d", |
528 | (readcount - 1) * 4, (delaycount - 1) * 4); | |
0aba65da UH |
529 | data = ((readcount - 1) & 0xffff) << 16; |
530 | data |= (delaycount - 1) & 0xffff; | |
459a0f26 | 531 | if (send_longcommand(serial, CMD_CAPTURE_SIZE, reverse16(data)) != SR_OK) |
0aba65da UH |
532 | return SR_ERR; |
533 | ||
6d16fdfb BV |
534 | /* Flag register. */ |
535 | sr_info("Setting demux %s, noise_filter %s, extpat %s, intpat %s", | |
536 | devc->flag_reg & FLAG_DEMUX ? "on" : "off", | |
537 | devc->flag_reg & FLAG_FILTER ? "on": "off", | |
538 | devc->flag_reg & FLAG_EXTERNAL_TEST_MODE ? "on": "off", | |
539 | devc->flag_reg & FLAG_INTERNAL_TEST_MODE ? "on": "off"); | |
540 | /* 1 means "disable channel". */ | |
0aba65da | 541 | devc->flag_reg |= ~(changrp_mask << 2) & 0x3c; |
0aba65da | 542 | data = (devc->flag_reg << 24) | ((devc->flag_reg << 8) & 0xff0000); |
459a0f26 | 543 | if (send_longcommand(serial, CMD_SET_FLAGS, data) != SR_OK) |
0aba65da UH |
544 | return SR_ERR; |
545 | ||
546 | /* Start acquisition on the device. */ | |
459a0f26 | 547 | if (send_shortcommand(serial, CMD_RUN) != SR_OK) |
0aba65da UH |
548 | return SR_ERR; |
549 | ||
bf256783 | 550 | /* Reset all operational states. */ |
6d16fdfb BV |
551 | devc->rle_count = devc->num_transfers = 0; |
552 | devc->num_samples = devc->num_bytes = 0; | |
abb39e6b | 553 | memset(devc->sample, 0, 4); |
bf256783 | 554 | |
4afdfd46 | 555 | /* Send header packet to the session bus. */ |
29a27196 | 556 | std_session_send_df_header(cb_data, LOG_PREFIX); |
4afdfd46 | 557 | |
abc4b335 | 558 | serial_source_add(serial, G_IO_IN, -1, ols_receive_data, cb_data); |
0aba65da | 559 | |
0aba65da UH |
560 | return SR_OK; |
561 | } | |
562 | ||
03f4de8c | 563 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
0aba65da | 564 | { |
0aba65da UH |
565 | (void)cb_data; |
566 | ||
567 | abort_acquisition(sdi); | |
568 | ||
569 | return SR_OK; | |
570 | } | |
571 | ||
572 | SR_PRIV struct sr_dev_driver ols_driver_info = { | |
573 | .name = "ols", | |
574 | .longname = "Openbench Logic Sniffer", | |
575 | .api_version = 1, | |
03f4de8c | 576 | .init = init, |
eea49cf1 | 577 | .cleanup = cleanup, |
03f4de8c BV |
578 | .scan = scan, |
579 | .dev_list = dev_list, | |
580 | .dev_clear = dev_clear, | |
035a1078 BV |
581 | .config_get = config_get, |
582 | .config_set = config_set, | |
a1c743fc | 583 | .config_list = config_list, |
854434de | 584 | .dev_open = std_serial_dev_open, |
bf2c987f | 585 | .dev_close = std_serial_dev_close, |
03f4de8c BV |
586 | .dev_acquisition_start = dev_acquisition_start, |
587 | .dev_acquisition_stop = dev_acquisition_stop, | |
0aba65da UH |
588 | .priv = NULL, |
589 | }; |