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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" |
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 { | |
47 | unsigned short pid; | |
48 | char model_name[64]; | |
49 | unsigned int channels; | |
fed16f06 | 50 | unsigned int sample_depth; /* In Ksamples/channel */ |
a1bb33af UH |
51 | unsigned int max_sampling_freq; |
52 | } model_t; | |
53 | ||
fed16f06 UH |
54 | /* |
55 | * Note -- 16032, 16064 and 16128 *usually* -- but not always -- have the | |
56 | * same 128K sample depth. | |
57 | */ | |
29cbfeaf | 58 | static model_t zeroplus_models[] = { |
a1bb33af UH |
59 | {0x7009, "LAP-C(16064)", 16, 64, 100}, |
60 | {0x700A, "LAP-C(16128)", 16, 128, 200}, | |
61 | {0x700B, "LAP-C(32128)", 32, 128, 200}, | |
62 | {0x700C, "LAP-C(321000)", 32, 1024, 200}, | |
63 | {0x700D, "LAP-C(322000)", 32, 2048, 200}, | |
64 | {0x700E, "LAP-C(16032)", 16, 32, 100}, | |
65 | {0x7016, "LAP-C(162000)", 16, 2048, 200}, | |
66 | }; | |
67 | ||
915f7cc8 | 68 | static const int hwcaps[] = { |
5a2326a7 UH |
69 | SR_HWCAP_LOGIC_ANALYZER, |
70 | SR_HWCAP_SAMPLERATE, | |
71 | SR_HWCAP_PROBECONFIG, | |
72 | SR_HWCAP_CAPTURE_RATIO, | |
a1bb33af | 73 | |
fed16f06 | 74 | /* These are really implemented in the driver, not the hardware. */ |
5a2326a7 | 75 | SR_HWCAP_LIMIT_SAMPLES, |
fed16f06 | 76 | 0, |
a1bb33af UH |
77 | }; |
78 | ||
d261dbbf UH |
79 | /* |
80 | * ZEROPLUS LAP-C (16032) numbers the 16 probes A0-A7 and B0-B7. | |
81 | * We currently ignore other untested/unsupported devices here. | |
82 | */ | |
6752905e | 83 | static const char *probe_names[NUM_PROBES + 1] = { |
d261dbbf UH |
84 | "A0", |
85 | "A1", | |
86 | "A2", | |
87 | "A3", | |
88 | "A4", | |
89 | "A5", | |
90 | "A6", | |
91 | "A7", | |
92 | "B0", | |
93 | "B1", | |
94 | "B2", | |
95 | "B3", | |
96 | "B4", | |
97 | "B5", | |
98 | "B6", | |
99 | "B7", | |
464d12c7 KS |
100 | NULL, |
101 | }; | |
102 | ||
e7eb703f | 103 | /* List of struct sr_dev_inst, maintained by dev_open()/dev_close(). */ |
32756547 BV |
104 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info; |
105 | static struct sr_dev_driver *zdi = &zeroplus_logic_cube_driver_info; | |
a1bb33af UH |
106 | |
107 | static libusb_context *usb_context = NULL; | |
108 | ||
fed16f06 UH |
109 | /* |
110 | * The hardware supports more samplerates than these, but these are the | |
111 | * options hardcoded into the vendor's Windows GUI. | |
112 | */ | |
a1bb33af | 113 | |
fed16f06 UH |
114 | /* |
115 | * TODO: We shouldn't support 150MHz and 200MHz on devices that don't go up | |
116 | * that high. | |
117 | */ | |
a533743d | 118 | static const uint64_t supported_samplerates[] = { |
c9140419 UH |
119 | SR_HZ(100), |
120 | SR_HZ(500), | |
59df0c77 UH |
121 | SR_KHZ(1), |
122 | SR_KHZ(5), | |
123 | SR_KHZ(25), | |
124 | SR_KHZ(50), | |
125 | SR_KHZ(100), | |
126 | SR_KHZ(200), | |
127 | SR_KHZ(400), | |
128 | SR_KHZ(800), | |
129 | SR_MHZ(1), | |
130 | SR_MHZ(10), | |
131 | SR_MHZ(25), | |
132 | SR_MHZ(50), | |
133 | SR_MHZ(80), | |
134 | SR_MHZ(100), | |
135 | SR_MHZ(150), | |
136 | SR_MHZ(200), | |
fed16f06 | 137 | 0, |
a1bb33af UH |
138 | }; |
139 | ||
a533743d | 140 | static const struct sr_samplerates samplerates = { |
590b9f9a UH |
141 | 0, |
142 | 0, | |
143 | 0, | |
fed16f06 | 144 | supported_samplerates, |
a1bb33af UH |
145 | }; |
146 | ||
ea9cfed7 UH |
147 | /* Private, per-device-instance driver context. */ |
148 | struct context { | |
bf43ea23 | 149 | uint64_t cur_samplerate; |
bf43ea23 UH |
150 | uint64_t limit_samples; |
151 | int num_channels; /* TODO: This isn't initialized before it's needed :( */ | |
152 | uint64_t memory_size; | |
153 | uint8_t probe_mask; | |
154 | uint8_t trigger_mask[NUM_TRIGGER_STAGES]; | |
155 | uint8_t trigger_value[NUM_TRIGGER_STAGES]; | |
156 | // uint8_t trigger_buffer[NUM_TRIGGER_STAGES]; | |
69890f73 | 157 | |
7da6f9d5 | 158 | /* TODO: this belongs in the device instance */ |
d68e2d1a | 159 | struct sr_usb_dev_inst *usb; |
bf43ea23 | 160 | }; |
a1bb33af | 161 | |
6f4b1868 BV |
162 | static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap, |
163 | const void *value); | |
25a0f108 | 164 | static int hw_dev_close(struct sr_dev_inst *sdi); |
a1bb33af UH |
165 | |
166 | static unsigned int get_memory_size(int type) | |
167 | { | |
fed16f06 UH |
168 | if (type == MEMORY_SIZE_8K) |
169 | return 8 * 1024; | |
170 | else if (type == MEMORY_SIZE_64K) | |
171 | return 64 * 1024; | |
172 | else if (type == MEMORY_SIZE_128K) | |
173 | return 128 * 1024; | |
174 | else if (type == MEMORY_SIZE_512K) | |
175 | return 512 * 1024; | |
176 | else | |
177 | return 0; | |
a1bb33af UH |
178 | } |
179 | ||
d68e2d1a | 180 | static int opendev4(struct sr_dev_inst **sdi, libusb_device *dev, |
408e7199 UH |
181 | struct libusb_device_descriptor *des) |
182 | { | |
ea9cfed7 | 183 | struct context *ctx; |
9a498834 | 184 | unsigned int i; |
ebc34738 | 185 | int ret; |
408e7199 | 186 | |
bf43ea23 UH |
187 | /* Note: sdi is non-NULL, the caller already checked this. */ |
188 | ||
ea9cfed7 | 189 | if (!(ctx = (*sdi)->priv)) { |
bf43ea23 UH |
190 | sr_err("zp: %s: (*sdi)->priv was NULL", __func__); |
191 | return -1; | |
192 | } | |
193 | ||
ebc34738 UH |
194 | if ((ret = libusb_get_device_descriptor(dev, des))) { |
195 | sr_err("zp: failed to get device descriptor: %d", ret); | |
408e7199 UH |
196 | return -1; |
197 | } | |
198 | ||
9a498834 | 199 | if (des->idVendor != USB_VENDOR) |
408e7199 UH |
200 | return 0; |
201 | ||
ea9cfed7 UH |
202 | if (libusb_get_bus_number(dev) == ctx->usb->bus |
203 | && libusb_get_device_address(dev) == ctx->usb->address) { | |
408e7199 | 204 | |
9a498834 UH |
205 | for (i = 0; i < ARRAY_SIZE(zeroplus_models); i++) { |
206 | if (!(des->idProduct == zeroplus_models[i].pid)) | |
408e7199 UH |
207 | continue; |
208 | ||
8fdecced | 209 | sr_info("zp: Found ZEROPLUS device 0x%04x (%s)", |
7b48d6e1 | 210 | des->idProduct, zeroplus_models[i].model_name); |
ea9cfed7 UH |
211 | ctx->num_channels = zeroplus_models[i].channels; |
212 | ctx->memory_size = zeroplus_models[i].sample_depth * 1024; | |
408e7199 UH |
213 | break; |
214 | } | |
215 | ||
ea9cfed7 | 216 | if (ctx->num_channels == 0) { |
8fdecced | 217 | sr_err("zp: Unknown ZEROPLUS device 0x%04x", |
7b48d6e1 | 218 | des->idProduct); |
408e7199 UH |
219 | return -2; |
220 | } | |
221 | ||
222 | /* Found it. */ | |
ebc34738 | 223 | if (!(ret = libusb_open(dev, &(ctx->usb->devhdl)))) { |
5a2326a7 | 224 | (*sdi)->status = SR_ST_ACTIVE; |
7b48d6e1 | 225 | sr_info("zp: opened device %d on %d.%d interface %d", |
ea9cfed7 UH |
226 | (*sdi)->index, ctx->usb->bus, |
227 | ctx->usb->address, USB_INTERFACE); | |
408e7199 | 228 | } else { |
ebc34738 | 229 | sr_err("zp: failed to open device: %d", ret); |
408e7199 UH |
230 | *sdi = NULL; |
231 | } | |
232 | } | |
233 | ||
234 | return 0; | |
235 | } | |
236 | ||
bb7ef793 | 237 | static struct sr_dev_inst *zp_open_dev(int dev_index) |
a1bb33af | 238 | { |
d68e2d1a | 239 | struct sr_dev_inst *sdi; |
a1bb33af UH |
240 | libusb_device **devlist; |
241 | struct libusb_device_descriptor des; | |
2285cf9b | 242 | int i; |
a1bb33af | 243 | |
32756547 | 244 | if (!(sdi = sr_dev_inst_get(zdi->instances, dev_index))) |
a1bb33af UH |
245 | return NULL; |
246 | ||
247 | libusb_get_device_list(usb_context, &devlist); | |
5a2326a7 | 248 | if (sdi->status == SR_ST_INACTIVE) { |
fed16f06 | 249 | /* Find the device by vendor, product, bus and address. */ |
a1bb33af | 250 | libusb_get_device_list(usb_context, &devlist); |
fed16f06 | 251 | for (i = 0; devlist[i]; i++) { |
408e7199 | 252 | /* TODO: Error handling. */ |
2285cf9b | 253 | opendev4(&sdi, devlist[i], &des); |
a1bb33af | 254 | } |
fed16f06 | 255 | } else { |
5a2326a7 | 256 | /* Status must be SR_ST_ACTIVE, i.e. already in use... */ |
a1bb33af UH |
257 | sdi = NULL; |
258 | } | |
259 | libusb_free_device_list(devlist, 1); | |
260 | ||
5a2326a7 | 261 | if (sdi && sdi->status != SR_ST_ACTIVE) |
a1bb33af UH |
262 | sdi = NULL; |
263 | ||
264 | return sdi; | |
265 | } | |
266 | ||
6f4b1868 | 267 | static int configure_probes(const struct sr_dev_inst *sdi, const GSList *probes) |
a1bb33af | 268 | { |
ea9cfed7 | 269 | struct context *ctx; |
1b79df2f JH |
270 | const struct sr_probe *probe; |
271 | const GSList *l; | |
a1bb33af UH |
272 | int probe_bit, stage, i; |
273 | char *tc; | |
274 | ||
bf43ea23 | 275 | /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ |
ea9cfed7 | 276 | ctx = sdi->priv; |
bf43ea23 | 277 | |
ea9cfed7 | 278 | ctx->probe_mask = 0; |
fed16f06 | 279 | for (i = 0; i < NUM_TRIGGER_STAGES; i++) { |
ea9cfed7 UH |
280 | ctx->trigger_mask[i] = 0; |
281 | ctx->trigger_value[i] = 0; | |
a1bb33af UH |
282 | } |
283 | ||
284 | stage = -1; | |
fed16f06 | 285 | for (l = probes; l; l = l->next) { |
1afe8989 | 286 | probe = (struct sr_probe *)l->data; |
fed16f06 | 287 | if (probe->enabled == FALSE) |
a1bb33af UH |
288 | continue; |
289 | probe_bit = 1 << (probe->index - 1); | |
ea9cfed7 | 290 | ctx->probe_mask |= probe_bit; |
fed16f06 UH |
291 | |
292 | if (probe->trigger) { | |
a1bb33af | 293 | stage = 0; |
fed16f06 | 294 | for (tc = probe->trigger; *tc; tc++) { |
ea9cfed7 | 295 | ctx->trigger_mask[stage] |= probe_bit; |
fed16f06 | 296 | if (*tc == '1') |
ea9cfed7 | 297 | ctx->trigger_value[stage] |= probe_bit; |
a1bb33af | 298 | stage++; |
fed16f06 | 299 | if (stage > NUM_TRIGGER_STAGES) |
e46b8fb1 | 300 | return SR_ERR; |
a1bb33af UH |
301 | } |
302 | } | |
303 | } | |
304 | ||
e46b8fb1 | 305 | return SR_OK; |
a1bb33af UH |
306 | } |
307 | ||
7da6f9d5 BV |
308 | static void clear_instances(void) |
309 | { | |
310 | GSList *l; | |
311 | struct sr_dev_inst *sdi; | |
312 | ||
313 | for (l = zdi->instances; l; l = l->next) { | |
314 | sdi = l->data; | |
315 | /* Properly close all devices... */ | |
25a0f108 | 316 | hw_dev_close(sdi); |
7da6f9d5 BV |
317 | /* ...and free all their memory. */ |
318 | sr_dev_inst_free(sdi); | |
319 | } | |
320 | g_slist_free(zdi->instances); | |
321 | zdi->instances = NULL; | |
322 | ||
323 | } | |
324 | ||
a1bb33af UH |
325 | /* |
326 | * API callbacks | |
327 | */ | |
328 | ||
40dda2c3 | 329 | static int hw_init(void) |
61136ea6 BV |
330 | { |
331 | ||
7da6f9d5 BV |
332 | if (libusb_init(&usb_context) != 0) { |
333 | sr_err("zp: Failed to initialize USB."); | |
334 | return 0; | |
335 | } | |
61136ea6 BV |
336 | |
337 | return SR_OK; | |
338 | } | |
339 | ||
4ca38984 | 340 | static GSList *hw_scan(GSList *options) |
a1bb33af | 341 | { |
d68e2d1a | 342 | struct sr_dev_inst *sdi; |
a1bb33af | 343 | struct libusb_device_descriptor des; |
4ca38984 | 344 | GSList *devices; |
a1bb33af | 345 | libusb_device **devlist; |
ebc34738 | 346 | int ret, devcnt, i; |
ea9cfed7 | 347 | struct context *ctx; |
a1bb33af | 348 | |
4ca38984 BV |
349 | (void)options; |
350 | devices = NULL; | |
351 | ||
7da6f9d5 BV |
352 | clear_instances(); |
353 | ||
bf43ea23 | 354 | /* Allocate memory for our private driver context. */ |
ea9cfed7 UH |
355 | if (!(ctx = g_try_malloc(sizeof(struct context)))) { |
356 | sr_err("zp: %s: ctx malloc failed", __func__); | |
bf43ea23 UH |
357 | return 0; |
358 | } | |
359 | ||
360 | /* Set some sane defaults. */ | |
ea9cfed7 UH |
361 | ctx->cur_samplerate = 0; |
362 | ctx->limit_samples = 0; | |
6752905e UH |
363 | /* TODO: num_channels isn't initialized before it's needed :( */ |
364 | ctx->num_channels = NUM_PROBES; | |
ea9cfed7 UH |
365 | ctx->memory_size = 0; |
366 | ctx->probe_mask = 0; | |
367 | memset(ctx->trigger_mask, 0, NUM_TRIGGER_STAGES); | |
368 | memset(ctx->trigger_value, 0, NUM_TRIGGER_STAGES); | |
369 | // memset(ctx->trigger_buffer, 0, NUM_TRIGGER_STAGES); | |
bf43ea23 | 370 | |
8fdecced | 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++) { | |
ebc34738 UH |
376 | ret = libusb_get_device_descriptor(devlist[i], &des); |
377 | if (ret != 0) { | |
378 | sr_err("zp: failed to get device descriptor: %d", ret); | |
a1bb33af UH |
379 | continue; |
380 | } | |
381 | ||
fed16f06 UH |
382 | if (des.idVendor == USB_VENDOR) { |
383 | /* | |
8fdecced | 384 | * Definitely a ZEROPLUS. |
fed16f06 | 385 | * TODO: Any way to detect specific model/version in |
8fdecced | 386 | * the ZEROPLUS range? |
fed16f06 | 387 | */ |
bf43ea23 | 388 | /* Register the device with libsigrok. */ |
d68e2d1a | 389 | if (!(sdi = sr_dev_inst_new(devcnt, |
8fdecced UH |
390 | SR_ST_INACTIVE, VENDOR_NAME, |
391 | MODEL_NAME, MODEL_VERSION))) { | |
d68e2d1a | 392 | sr_err("zp: %s: sr_dev_inst_new failed", |
bf43ea23 | 393 | __func__); |
a1bb33af | 394 | return 0; |
bf43ea23 | 395 | } |
626409ab | 396 | sdi->driver = zdi; |
ea9cfed7 | 397 | sdi->priv = ctx; |
bf43ea23 | 398 | |
4ca38984 | 399 | devices = g_slist_append(devices, sdi); |
32756547 | 400 | zdi->instances = g_slist_append(zdi->instances, sdi); |
ea9cfed7 | 401 | ctx->usb = sr_usb_dev_inst_new( |
fed16f06 UH |
402 | libusb_get_bus_number(devlist[i]), |
403 | libusb_get_device_address(devlist[i]), NULL); | |
a1bb33af UH |
404 | devcnt++; |
405 | } | |
406 | } | |
407 | libusb_free_device_list(devlist, 1); | |
408 | ||
4ca38984 | 409 | return devices; |
a1bb33af UH |
410 | } |
411 | ||
25a0f108 | 412 | static int hw_dev_open(struct sr_dev_inst *sdi) |
a1bb33af | 413 | { |
ea9cfed7 | 414 | struct context *ctx; |
ebc34738 | 415 | int ret; |
a1bb33af | 416 | |
ea9cfed7 | 417 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
418 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
419 | return SR_ERR_ARG; | |
420 | } | |
421 | ||
ebc34738 UH |
422 | ret = libusb_set_configuration(ctx->usb->devhdl, USB_CONFIGURATION); |
423 | if (ret < 0) { | |
133a37bf | 424 | sr_err("zp: Unable to set USB configuration %d: %d", |
ebc34738 | 425 | USB_CONFIGURATION, ret); |
185ae2c5 UH |
426 | return SR_ERR; |
427 | } | |
428 | ||
ebc34738 UH |
429 | ret = libusb_claim_interface(ctx->usb->devhdl, USB_INTERFACE); |
430 | if (ret != 0) { | |
431 | sr_err("zp: Unable to claim interface: %d", ret); | |
e46b8fb1 | 432 | return SR_ERR; |
a1bb33af | 433 | } |
185ae2c5 | 434 | |
ea9cfed7 UH |
435 | analyzer_reset(ctx->usb->devhdl); |
436 | analyzer_initialize(ctx->usb->devhdl); | |
a1bb33af UH |
437 | |
438 | analyzer_set_memory_size(MEMORY_SIZE_512K); | |
fed16f06 | 439 | // analyzer_set_freq(g_freq, g_freq_scale); |
a1bb33af | 440 | analyzer_set_trigger_count(1); |
408e7199 UH |
441 | // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) |
442 | // * get_memory_size(g_memory_size)) / 100) >> 2); | |
fed16f06 UH |
443 | analyzer_set_ramsize_trigger_address( |
444 | (100 * get_memory_size(MEMORY_SIZE_512K) / 100) >> 2); | |
a1bb33af | 445 | |
fed16f06 UH |
446 | #if 0 |
447 | if (g_double_mode == 1) | |
a1bb33af UH |
448 | analyzer_set_compression(COMPRESSION_DOUBLE); |
449 | else if (g_compression == 1) | |
450 | analyzer_set_compression(COMPRESSION_ENABLE); | |
fed16f06 UH |
451 | else |
452 | #endif | |
453 | analyzer_set_compression(COMPRESSION_NONE); | |
a1bb33af | 454 | |
ea9cfed7 | 455 | if (ctx->cur_samplerate == 0) { |
408e7199 | 456 | /* Samplerate hasn't been set. Default to the slowest one. */ |
6f4b1868 | 457 | if (hw_dev_config_set(sdi, SR_HWCAP_SAMPLERATE, |
73017cf9 | 458 | &samplerates.list[0]) == SR_ERR) |
e46b8fb1 | 459 | return SR_ERR; |
a1bb33af UH |
460 | } |
461 | ||
e46b8fb1 | 462 | return SR_OK; |
a1bb33af UH |
463 | } |
464 | ||
25a0f108 | 465 | static int hw_dev_close(struct sr_dev_inst *sdi) |
a1bb33af | 466 | { |
25a0f108 | 467 | struct context *ctx; |
a1bb33af | 468 | |
25a0f108 BV |
469 | if (!(ctx = sdi->priv)) { |
470 | sr_err("zp: %s: sdi->priv was NULL", __func__); | |
471 | return SR_ERR; | |
697785d1 UH |
472 | } |
473 | ||
25a0f108 BV |
474 | if (!ctx->usb->devhdl) |
475 | return SR_ERR; | |
476 | ||
477 | sr_info("zp: closing device %d on %d.%d interface %d", sdi->index, | |
478 | ctx->usb->bus, ctx->usb->address, USB_INTERFACE); | |
479 | libusb_release_interface(ctx->usb->devhdl, USB_INTERFACE); | |
480 | libusb_reset_device(ctx->usb->devhdl); | |
481 | libusb_close(ctx->usb->devhdl); | |
482 | ctx->usb->devhdl = NULL; | |
483 | sdi->status = SR_ST_INACTIVE; | |
697785d1 UH |
484 | |
485 | return SR_OK; | |
a1bb33af UH |
486 | } |
487 | ||
57ab7d9f | 488 | static int hw_cleanup(void) |
a1bb33af | 489 | { |
a1bb33af | 490 | |
7da6f9d5 | 491 | clear_instances(); |
a1bb33af | 492 | |
fed16f06 | 493 | if (usb_context) |
a1bb33af UH |
494 | libusb_exit(usb_context); |
495 | usb_context = NULL; | |
57ab7d9f UH |
496 | |
497 | return SR_OK; | |
a1bb33af UH |
498 | } |
499 | ||
626409ab BV |
500 | static int hw_info_get(int info_id, const void **data, |
501 | const struct sr_dev_inst *sdi) | |
a1bb33af | 502 | { |
ea9cfed7 | 503 | struct context *ctx; |
a1bb33af | 504 | |
626409ab | 505 | switch (info_id) { |
1d9a8a5f | 506 | case SR_DI_INST: |
626409ab | 507 | *data = sdi; |
6752905e | 508 | sr_spew("zp: %s: Returning sdi.", __func__); |
a1bb33af | 509 | break; |
444adea2 BV |
510 | case SR_DI_HWCAPS: |
511 | *data = hwcaps; | |
512 | break; | |
5a2326a7 | 513 | case SR_DI_NUM_PROBES: |
626409ab BV |
514 | if (sdi) { |
515 | ctx = sdi->priv; | |
516 | *data = GINT_TO_POINTER(ctx->num_channels); | |
517 | sr_spew("zp: %s: Returning number of channels: %d.", | |
518 | __func__, ctx->num_channels); | |
519 | } else | |
520 | return SR_ERR; | |
a1bb33af | 521 | break; |
464d12c7 | 522 | case SR_DI_PROBE_NAMES: |
626409ab | 523 | *data = probe_names; |
6752905e | 524 | sr_spew("zp: %s: Returning probenames.", __func__); |
464d12c7 | 525 | break; |
5a2326a7 | 526 | case SR_DI_SAMPLERATES: |
626409ab | 527 | *data = &samplerates; |
6752905e | 528 | sr_spew("zp: %s: Returning samplerates.", __func__); |
a1bb33af | 529 | break; |
5a2326a7 | 530 | case SR_DI_TRIGGER_TYPES: |
626409ab BV |
531 | *data = TRIGGER_TYPES; |
532 | sr_spew("zp: %s: Returning triggertypes: %s.", __func__, TRIGGER_TYPES); | |
a1bb33af | 533 | break; |
5a2326a7 | 534 | case SR_DI_CUR_SAMPLERATE: |
626409ab BV |
535 | if (sdi) { |
536 | ctx = sdi->priv; | |
537 | *data = &ctx->cur_samplerate; | |
538 | sr_spew("zp: %s: Returning samplerate: %" PRIu64 "Hz.", | |
539 | __func__, ctx->cur_samplerate); | |
540 | } else | |
541 | return SR_ERR; | |
bf43ea23 UH |
542 | break; |
543 | default: | |
626409ab | 544 | return SR_ERR_ARG; |
a1bb33af UH |
545 | } |
546 | ||
626409ab | 547 | return SR_OK; |
a1bb33af UH |
548 | } |
549 | ||
e7eb703f | 550 | static int hw_dev_status_get(int dev_index) |
a1bb33af | 551 | { |
d68e2d1a | 552 | struct sr_dev_inst *sdi; |
a1bb33af | 553 | |
32756547 | 554 | sdi = sr_dev_inst_get(zdi->instances, dev_index); |
fed16f06 | 555 | if (sdi) |
a1bb33af UH |
556 | return sdi->status; |
557 | else | |
5a2326a7 | 558 | return SR_ST_NOT_FOUND; |
a1bb33af UH |
559 | } |
560 | ||
6f4b1868 | 561 | static int set_samplerate(const struct sr_dev_inst *sdi, uint64_t samplerate) |
a1bb33af | 562 | { |
ea9cfed7 | 563 | struct context *ctx; |
bf43ea23 UH |
564 | |
565 | if (!sdi) { | |
566 | sr_err("zp: %s: sdi was NULL", __func__); | |
567 | return SR_ERR_ARG; | |
568 | } | |
569 | ||
ea9cfed7 | 570 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
571 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
572 | return SR_ERR_ARG; | |
573 | } | |
574 | ||
73017cf9 UH |
575 | sr_info("zp: Setting samplerate to %" PRIu64 "Hz.", samplerate); |
576 | ||
59df0c77 UH |
577 | if (samplerate > SR_MHZ(1)) |
578 | analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ); | |
579 | else if (samplerate > SR_KHZ(1)) | |
580 | analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ); | |
a1bb33af | 581 | else |
fed16f06 | 582 | analyzer_set_freq(samplerate, FREQ_SCALE_HZ); |
a1bb33af | 583 | |
ea9cfed7 | 584 | ctx->cur_samplerate = samplerate; |
a1bb33af | 585 | |
e46b8fb1 | 586 | return SR_OK; |
a1bb33af UH |
587 | } |
588 | ||
6f4b1868 BV |
589 | static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap, |
590 | const void *value) | |
a1bb33af | 591 | { |
ea9cfed7 | 592 | struct context *ctx; |
a1bb33af | 593 | |
ea9cfed7 | 594 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
595 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
596 | return SR_ERR_ARG; | |
597 | } | |
a1bb33af | 598 | |
ffedd0bf | 599 | switch (hwcap) { |
5a2326a7 | 600 | case SR_HWCAP_SAMPLERATE: |
1b79df2f | 601 | return set_samplerate(sdi, *(const uint64_t *)value); |
5a2326a7 | 602 | case SR_HWCAP_PROBECONFIG: |
1b79df2f | 603 | return configure_probes(sdi, (const GSList *)value); |
5a2326a7 | 604 | case SR_HWCAP_LIMIT_SAMPLES: |
1b79df2f | 605 | ctx->limit_samples = *(const uint64_t *)value; |
e46b8fb1 | 606 | return SR_OK; |
fed16f06 | 607 | default: |
e46b8fb1 | 608 | return SR_ERR; |
a1bb33af UH |
609 | } |
610 | } | |
611 | ||
3cd3a20b | 612 | static int hw_dev_acquisition_start(int dev_index, void *cb_data) |
a1bb33af | 613 | { |
d68e2d1a | 614 | struct sr_dev_inst *sdi; |
b9c735a2 | 615 | struct sr_datafeed_packet packet; |
9c939c51 | 616 | struct sr_datafeed_logic logic; |
b9c735a2 | 617 | struct sr_datafeed_header header; |
f366e86c | 618 | struct sr_datafeed_meta_logic meta; |
9c939c51 | 619 | uint64_t samples_read; |
a1bb33af | 620 | int res; |
afc8e4de | 621 | unsigned int packet_num; |
a1bb33af | 622 | unsigned char *buf; |
ea9cfed7 | 623 | struct context *ctx; |
a1bb33af | 624 | |
32756547 | 625 | if (!(sdi = sr_dev_inst_get(zdi->instances, dev_index))) { |
bf43ea23 | 626 | sr_err("zp: %s: sdi was NULL", __func__); |
e46b8fb1 | 627 | return SR_ERR; |
bf43ea23 UH |
628 | } |
629 | ||
ea9cfed7 | 630 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
631 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
632 | return SR_ERR_ARG; | |
633 | } | |
a1bb33af | 634 | |
a143e4e5 | 635 | /* push configured settings to device */ |
ea9cfed7 | 636 | analyzer_configure(ctx->usb->devhdl); |
a143e4e5 | 637 | |
ea9cfed7 | 638 | analyzer_start(ctx->usb->devhdl); |
7b48d6e1 | 639 | sr_info("zp: Waiting for data"); |
ea9cfed7 | 640 | analyzer_wait_data(ctx->usb->devhdl); |
a1bb33af | 641 | |
7b48d6e1 | 642 | sr_info("zp: Stop address = 0x%x", |
ea9cfed7 | 643 | analyzer_get_stop_address(ctx->usb->devhdl)); |
7b48d6e1 | 644 | sr_info("zp: Now address = 0x%x", |
ea9cfed7 | 645 | analyzer_get_now_address(ctx->usb->devhdl)); |
7b48d6e1 | 646 | sr_info("zp: Trigger address = 0x%x", |
ea9cfed7 | 647 | analyzer_get_trigger_address(ctx->usb->devhdl)); |
a1bb33af | 648 | |
5a2326a7 | 649 | packet.type = SR_DF_HEADER; |
9c939c51 | 650 | packet.payload = &header; |
a1bb33af UH |
651 | header.feed_version = 1; |
652 | gettimeofday(&header.starttime, NULL); | |
f366e86c BV |
653 | sr_session_send(cb_data, &packet); |
654 | ||
655 | /* Send metadata about the SR_DF_LOGIC packets to come. */ | |
656 | packet.type = SR_DF_META_LOGIC; | |
657 | packet.payload = &meta; | |
658 | meta.samplerate = ctx->cur_samplerate; | |
659 | meta.num_probes = ctx->num_channels; | |
3cd3a20b | 660 | sr_session_send(cb_data, &packet); |
a1bb33af | 661 | |
b53738ba | 662 | if (!(buf = g_try_malloc(PACKET_SIZE))) { |
bf43ea23 | 663 | sr_err("zp: %s: buf malloc failed", __func__); |
b53738ba UH |
664 | return SR_ERR_MALLOC; |
665 | } | |
666 | ||
9c939c51 | 667 | samples_read = 0; |
ea9cfed7 | 668 | analyzer_read_start(ctx->usb->devhdl); |
fed16f06 | 669 | /* Send the incoming transfer to the session bus. */ |
ea9cfed7 | 670 | for (packet_num = 0; packet_num < (ctx->memory_size * 4 / PACKET_SIZE); |
fed16f06 | 671 | packet_num++) { |
ea9cfed7 | 672 | res = analyzer_read_data(ctx->usb->devhdl, buf, PACKET_SIZE); |
7b48d6e1 | 673 | sr_info("zp: Tried to read %llx bytes, actually read %x bytes", |
b08024a8 | 674 | PACKET_SIZE, res); |
a1bb33af | 675 | |
5a2326a7 | 676 | packet.type = SR_DF_LOGIC; |
9c939c51 BV |
677 | packet.payload = &logic; |
678 | logic.length = PACKET_SIZE; | |
679 | logic.unitsize = 4; | |
680 | logic.data = buf; | |
3cd3a20b | 681 | sr_session_send(cb_data, &packet); |
9c939c51 | 682 | samples_read += res / 4; |
a1bb33af | 683 | } |
ea9cfed7 | 684 | analyzer_read_stop(ctx->usb->devhdl); |
a1bb33af UH |
685 | g_free(buf); |
686 | ||
5a2326a7 | 687 | packet.type = SR_DF_END; |
3cd3a20b | 688 | sr_session_send(cb_data, &packet); |
a1bb33af | 689 | |
e46b8fb1 | 690 | return SR_OK; |
a1bb33af UH |
691 | } |
692 | ||
3cd3a20b UH |
693 | /* TODO: This stops acquisition on ALL devices, ignoring dev_index. */ |
694 | static int hw_dev_acquisition_stop(int dev_index, void *cb_data) | |
a1bb33af | 695 | { |
b9c735a2 | 696 | struct sr_datafeed_packet packet; |
d68e2d1a | 697 | struct sr_dev_inst *sdi; |
ea9cfed7 | 698 | struct context *ctx; |
a1bb33af | 699 | |
5a2326a7 | 700 | packet.type = SR_DF_END; |
3cd3a20b | 701 | sr_session_send(cb_data, &packet); |
a1bb33af | 702 | |
32756547 | 703 | if (!(sdi = sr_dev_inst_get(zdi->instances, dev_index))) { |
69890f73 | 704 | sr_err("zp: %s: sdi was NULL", __func__); |
3010f21c | 705 | return SR_ERR_BUG; |
69890f73 UH |
706 | } |
707 | ||
ea9cfed7 | 708 | if (!(ctx = sdi->priv)) { |
69890f73 | 709 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
3010f21c | 710 | return SR_ERR_BUG; |
69890f73 | 711 | } |
a1bb33af | 712 | |
ea9cfed7 | 713 | analyzer_reset(ctx->usb->devhdl); |
fed16f06 | 714 | /* TODO: Need to cancel and free any queued up transfers. */ |
3010f21c UH |
715 | |
716 | return SR_OK; | |
a1bb33af UH |
717 | } |
718 | ||
c09f0b57 | 719 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info = { |
e519ba86 | 720 | .name = "zeroplus-logic-cube", |
8fdecced | 721 | .longname = "ZEROPLUS Logic Cube LAP-C series", |
e519ba86 UH |
722 | .api_version = 1, |
723 | .init = hw_init, | |
724 | .cleanup = hw_cleanup, | |
61136ea6 | 725 | .scan = hw_scan, |
e7eb703f UH |
726 | .dev_open = hw_dev_open, |
727 | .dev_close = hw_dev_close, | |
626409ab | 728 | .info_get = hw_info_get, |
e7eb703f | 729 | .dev_status_get = hw_dev_status_get, |
a9a245b4 | 730 | .dev_config_set = hw_dev_config_set, |
69040b7c UH |
731 | .dev_acquisition_start = hw_dev_acquisition_start, |
732 | .dev_acquisition_stop = hw_dev_acquisition_stop, | |
32756547 | 733 | .instances = NULL, |
a1bb33af | 734 | }; |