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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 | |
1b79df2f | 162 | static int hw_dev_config_set(int dev_index, int hwcap, const void *value); |
a1bb33af UH |
163 | |
164 | static unsigned int get_memory_size(int type) | |
165 | { | |
fed16f06 UH |
166 | if (type == MEMORY_SIZE_8K) |
167 | return 8 * 1024; | |
168 | else if (type == MEMORY_SIZE_64K) | |
169 | return 64 * 1024; | |
170 | else if (type == MEMORY_SIZE_128K) | |
171 | return 128 * 1024; | |
172 | else if (type == MEMORY_SIZE_512K) | |
173 | return 512 * 1024; | |
174 | else | |
175 | return 0; | |
a1bb33af UH |
176 | } |
177 | ||
d68e2d1a | 178 | static int opendev4(struct sr_dev_inst **sdi, libusb_device *dev, |
408e7199 UH |
179 | struct libusb_device_descriptor *des) |
180 | { | |
ea9cfed7 | 181 | struct context *ctx; |
9a498834 | 182 | unsigned int i; |
ebc34738 | 183 | int ret; |
408e7199 | 184 | |
bf43ea23 UH |
185 | /* Note: sdi is non-NULL, the caller already checked this. */ |
186 | ||
ea9cfed7 | 187 | if (!(ctx = (*sdi)->priv)) { |
bf43ea23 UH |
188 | sr_err("zp: %s: (*sdi)->priv was NULL", __func__); |
189 | return -1; | |
190 | } | |
191 | ||
ebc34738 UH |
192 | if ((ret = libusb_get_device_descriptor(dev, des))) { |
193 | sr_err("zp: failed to get device descriptor: %d", ret); | |
408e7199 UH |
194 | return -1; |
195 | } | |
196 | ||
9a498834 | 197 | if (des->idVendor != USB_VENDOR) |
408e7199 UH |
198 | return 0; |
199 | ||
ea9cfed7 UH |
200 | if (libusb_get_bus_number(dev) == ctx->usb->bus |
201 | && libusb_get_device_address(dev) == ctx->usb->address) { | |
408e7199 | 202 | |
9a498834 UH |
203 | for (i = 0; i < ARRAY_SIZE(zeroplus_models); i++) { |
204 | if (!(des->idProduct == zeroplus_models[i].pid)) | |
408e7199 UH |
205 | continue; |
206 | ||
8fdecced | 207 | sr_info("zp: Found ZEROPLUS device 0x%04x (%s)", |
7b48d6e1 | 208 | des->idProduct, zeroplus_models[i].model_name); |
ea9cfed7 UH |
209 | ctx->num_channels = zeroplus_models[i].channels; |
210 | ctx->memory_size = zeroplus_models[i].sample_depth * 1024; | |
408e7199 UH |
211 | break; |
212 | } | |
213 | ||
ea9cfed7 | 214 | if (ctx->num_channels == 0) { |
8fdecced | 215 | sr_err("zp: Unknown ZEROPLUS device 0x%04x", |
7b48d6e1 | 216 | des->idProduct); |
408e7199 UH |
217 | return -2; |
218 | } | |
219 | ||
220 | /* Found it. */ | |
ebc34738 | 221 | if (!(ret = libusb_open(dev, &(ctx->usb->devhdl)))) { |
5a2326a7 | 222 | (*sdi)->status = SR_ST_ACTIVE; |
7b48d6e1 | 223 | sr_info("zp: opened device %d on %d.%d interface %d", |
ea9cfed7 UH |
224 | (*sdi)->index, ctx->usb->bus, |
225 | ctx->usb->address, USB_INTERFACE); | |
408e7199 | 226 | } else { |
ebc34738 | 227 | sr_err("zp: failed to open device: %d", ret); |
408e7199 UH |
228 | *sdi = NULL; |
229 | } | |
230 | } | |
231 | ||
232 | return 0; | |
233 | } | |
234 | ||
bb7ef793 | 235 | static struct sr_dev_inst *zp_open_dev(int dev_index) |
a1bb33af | 236 | { |
d68e2d1a | 237 | struct sr_dev_inst *sdi; |
a1bb33af UH |
238 | libusb_device **devlist; |
239 | struct libusb_device_descriptor des; | |
2285cf9b | 240 | int i; |
a1bb33af | 241 | |
32756547 | 242 | if (!(sdi = sr_dev_inst_get(zdi->instances, dev_index))) |
a1bb33af UH |
243 | return NULL; |
244 | ||
245 | libusb_get_device_list(usb_context, &devlist); | |
5a2326a7 | 246 | if (sdi->status == SR_ST_INACTIVE) { |
fed16f06 | 247 | /* Find the device by vendor, product, bus and address. */ |
a1bb33af | 248 | libusb_get_device_list(usb_context, &devlist); |
fed16f06 | 249 | for (i = 0; devlist[i]; i++) { |
408e7199 | 250 | /* TODO: Error handling. */ |
2285cf9b | 251 | opendev4(&sdi, devlist[i], &des); |
a1bb33af | 252 | } |
fed16f06 | 253 | } else { |
5a2326a7 | 254 | /* Status must be SR_ST_ACTIVE, i.e. already in use... */ |
a1bb33af UH |
255 | sdi = NULL; |
256 | } | |
257 | libusb_free_device_list(devlist, 1); | |
258 | ||
5a2326a7 | 259 | if (sdi && sdi->status != SR_ST_ACTIVE) |
a1bb33af UH |
260 | sdi = NULL; |
261 | ||
262 | return sdi; | |
263 | } | |
264 | ||
bb7ef793 | 265 | static void close_dev(struct sr_dev_inst *sdi) |
a1bb33af | 266 | { |
ea9cfed7 | 267 | struct context *ctx; |
69890f73 | 268 | |
ea9cfed7 | 269 | if (!(ctx = sdi->priv)) { |
69890f73 UH |
270 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
271 | return; /* FIXME */ | |
272 | } | |
273 | ||
ea9cfed7 | 274 | if (!ctx->usb->devhdl) |
408e7199 UH |
275 | return; |
276 | ||
7b48d6e1 | 277 | sr_info("zp: closing device %d on %d.%d interface %d", sdi->index, |
ea9cfed7 UH |
278 | ctx->usb->bus, ctx->usb->address, USB_INTERFACE); |
279 | libusb_release_interface(ctx->usb->devhdl, USB_INTERFACE); | |
280 | libusb_reset_device(ctx->usb->devhdl); | |
281 | libusb_close(ctx->usb->devhdl); | |
282 | ctx->usb->devhdl = NULL; | |
185ae2c5 | 283 | /* TODO: Call libusb_exit() here or only in hw_cleanup()? */ |
5a2326a7 | 284 | sdi->status = SR_ST_INACTIVE; |
a1bb33af UH |
285 | } |
286 | ||
1b79df2f | 287 | static int configure_probes(struct sr_dev_inst *sdi, const GSList *probes) |
a1bb33af | 288 | { |
ea9cfed7 | 289 | struct context *ctx; |
1b79df2f JH |
290 | const struct sr_probe *probe; |
291 | const GSList *l; | |
a1bb33af UH |
292 | int probe_bit, stage, i; |
293 | char *tc; | |
294 | ||
bf43ea23 | 295 | /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ |
ea9cfed7 | 296 | ctx = sdi->priv; |
bf43ea23 | 297 | |
ea9cfed7 | 298 | ctx->probe_mask = 0; |
fed16f06 | 299 | for (i = 0; i < NUM_TRIGGER_STAGES; i++) { |
ea9cfed7 UH |
300 | ctx->trigger_mask[i] = 0; |
301 | ctx->trigger_value[i] = 0; | |
a1bb33af UH |
302 | } |
303 | ||
304 | stage = -1; | |
fed16f06 | 305 | for (l = probes; l; l = l->next) { |
1afe8989 | 306 | probe = (struct sr_probe *)l->data; |
fed16f06 | 307 | if (probe->enabled == FALSE) |
a1bb33af UH |
308 | continue; |
309 | probe_bit = 1 << (probe->index - 1); | |
ea9cfed7 | 310 | ctx->probe_mask |= probe_bit; |
fed16f06 UH |
311 | |
312 | if (probe->trigger) { | |
a1bb33af | 313 | stage = 0; |
fed16f06 | 314 | for (tc = probe->trigger; *tc; tc++) { |
ea9cfed7 | 315 | ctx->trigger_mask[stage] |= probe_bit; |
fed16f06 | 316 | if (*tc == '1') |
ea9cfed7 | 317 | ctx->trigger_value[stage] |= probe_bit; |
a1bb33af | 318 | stage++; |
fed16f06 | 319 | if (stage > NUM_TRIGGER_STAGES) |
e46b8fb1 | 320 | return SR_ERR; |
a1bb33af UH |
321 | } |
322 | } | |
323 | } | |
324 | ||
e46b8fb1 | 325 | return SR_OK; |
a1bb33af UH |
326 | } |
327 | ||
7da6f9d5 BV |
328 | static void clear_instances(void) |
329 | { | |
330 | GSList *l; | |
331 | struct sr_dev_inst *sdi; | |
332 | ||
333 | for (l = zdi->instances; l; l = l->next) { | |
334 | sdi = l->data; | |
335 | /* Properly close all devices... */ | |
336 | close_dev(sdi); | |
337 | /* ...and free all their memory. */ | |
338 | sr_dev_inst_free(sdi); | |
339 | } | |
340 | g_slist_free(zdi->instances); | |
341 | zdi->instances = NULL; | |
342 | ||
343 | } | |
344 | ||
a1bb33af UH |
345 | /* |
346 | * API callbacks | |
347 | */ | |
348 | ||
40dda2c3 | 349 | static int hw_init(void) |
61136ea6 BV |
350 | { |
351 | ||
7da6f9d5 BV |
352 | if (libusb_init(&usb_context) != 0) { |
353 | sr_err("zp: Failed to initialize USB."); | |
354 | return 0; | |
355 | } | |
61136ea6 BV |
356 | |
357 | return SR_OK; | |
358 | } | |
359 | ||
4ca38984 | 360 | static GSList *hw_scan(GSList *options) |
a1bb33af | 361 | { |
d68e2d1a | 362 | struct sr_dev_inst *sdi; |
a1bb33af | 363 | struct libusb_device_descriptor des; |
4ca38984 | 364 | GSList *devices; |
a1bb33af | 365 | libusb_device **devlist; |
ebc34738 | 366 | int ret, devcnt, i; |
ea9cfed7 | 367 | struct context *ctx; |
a1bb33af | 368 | |
4ca38984 BV |
369 | (void)options; |
370 | devices = NULL; | |
371 | ||
7da6f9d5 BV |
372 | clear_instances(); |
373 | ||
bf43ea23 | 374 | /* Allocate memory for our private driver context. */ |
ea9cfed7 UH |
375 | if (!(ctx = g_try_malloc(sizeof(struct context)))) { |
376 | sr_err("zp: %s: ctx malloc failed", __func__); | |
bf43ea23 UH |
377 | return 0; |
378 | } | |
379 | ||
380 | /* Set some sane defaults. */ | |
ea9cfed7 UH |
381 | ctx->cur_samplerate = 0; |
382 | ctx->limit_samples = 0; | |
6752905e UH |
383 | /* TODO: num_channels isn't initialized before it's needed :( */ |
384 | ctx->num_channels = NUM_PROBES; | |
ea9cfed7 UH |
385 | ctx->memory_size = 0; |
386 | ctx->probe_mask = 0; | |
387 | memset(ctx->trigger_mask, 0, NUM_TRIGGER_STAGES); | |
388 | memset(ctx->trigger_value, 0, NUM_TRIGGER_STAGES); | |
389 | // memset(ctx->trigger_buffer, 0, NUM_TRIGGER_STAGES); | |
bf43ea23 | 390 | |
8fdecced | 391 | /* Find all ZEROPLUS analyzers and add them to device list. */ |
a1bb33af | 392 | devcnt = 0; |
185ae2c5 | 393 | libusb_get_device_list(usb_context, &devlist); /* TODO: Errors. */ |
fed16f06 UH |
394 | |
395 | for (i = 0; devlist[i]; i++) { | |
ebc34738 UH |
396 | ret = libusb_get_device_descriptor(devlist[i], &des); |
397 | if (ret != 0) { | |
398 | sr_err("zp: failed to get device descriptor: %d", ret); | |
a1bb33af UH |
399 | continue; |
400 | } | |
401 | ||
fed16f06 UH |
402 | if (des.idVendor == USB_VENDOR) { |
403 | /* | |
8fdecced | 404 | * Definitely a ZEROPLUS. |
fed16f06 | 405 | * TODO: Any way to detect specific model/version in |
8fdecced | 406 | * the ZEROPLUS range? |
fed16f06 | 407 | */ |
bf43ea23 | 408 | /* Register the device with libsigrok. */ |
d68e2d1a | 409 | if (!(sdi = sr_dev_inst_new(devcnt, |
8fdecced UH |
410 | SR_ST_INACTIVE, VENDOR_NAME, |
411 | MODEL_NAME, MODEL_VERSION))) { | |
d68e2d1a | 412 | sr_err("zp: %s: sr_dev_inst_new failed", |
bf43ea23 | 413 | __func__); |
a1bb33af | 414 | return 0; |
bf43ea23 UH |
415 | } |
416 | ||
ea9cfed7 | 417 | sdi->priv = ctx; |
bf43ea23 | 418 | |
4ca38984 | 419 | devices = g_slist_append(devices, sdi); |
32756547 | 420 | zdi->instances = g_slist_append(zdi->instances, sdi); |
ea9cfed7 | 421 | ctx->usb = sr_usb_dev_inst_new( |
fed16f06 UH |
422 | libusb_get_bus_number(devlist[i]), |
423 | libusb_get_device_address(devlist[i]), NULL); | |
a1bb33af UH |
424 | devcnt++; |
425 | } | |
426 | } | |
427 | libusb_free_device_list(devlist, 1); | |
428 | ||
4ca38984 | 429 | return devices; |
a1bb33af UH |
430 | } |
431 | ||
e7eb703f | 432 | static int hw_dev_open(int dev_index) |
a1bb33af | 433 | { |
d68e2d1a | 434 | struct sr_dev_inst *sdi; |
ea9cfed7 | 435 | struct context *ctx; |
ebc34738 | 436 | int ret; |
a1bb33af | 437 | |
bb7ef793 | 438 | if (!(sdi = zp_open_dev(dev_index))) { |
7b48d6e1 | 439 | sr_err("zp: unable to open device"); |
e46b8fb1 | 440 | return SR_ERR; |
a1bb33af UH |
441 | } |
442 | ||
bb7ef793 | 443 | /* TODO: Note: sdi is retrieved in zp_open_dev(). */ |
bf43ea23 | 444 | |
ea9cfed7 | 445 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
446 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
447 | return SR_ERR_ARG; | |
448 | } | |
449 | ||
ebc34738 UH |
450 | ret = libusb_set_configuration(ctx->usb->devhdl, USB_CONFIGURATION); |
451 | if (ret < 0) { | |
133a37bf | 452 | sr_err("zp: Unable to set USB configuration %d: %d", |
ebc34738 | 453 | USB_CONFIGURATION, ret); |
185ae2c5 UH |
454 | return SR_ERR; |
455 | } | |
456 | ||
ebc34738 UH |
457 | ret = libusb_claim_interface(ctx->usb->devhdl, USB_INTERFACE); |
458 | if (ret != 0) { | |
459 | sr_err("zp: Unable to claim interface: %d", ret); | |
e46b8fb1 | 460 | return SR_ERR; |
a1bb33af | 461 | } |
185ae2c5 | 462 | |
ea9cfed7 UH |
463 | analyzer_reset(ctx->usb->devhdl); |
464 | analyzer_initialize(ctx->usb->devhdl); | |
a1bb33af UH |
465 | |
466 | analyzer_set_memory_size(MEMORY_SIZE_512K); | |
fed16f06 | 467 | // analyzer_set_freq(g_freq, g_freq_scale); |
a1bb33af | 468 | analyzer_set_trigger_count(1); |
408e7199 UH |
469 | // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) |
470 | // * get_memory_size(g_memory_size)) / 100) >> 2); | |
fed16f06 UH |
471 | analyzer_set_ramsize_trigger_address( |
472 | (100 * get_memory_size(MEMORY_SIZE_512K) / 100) >> 2); | |
a1bb33af | 473 | |
fed16f06 UH |
474 | #if 0 |
475 | if (g_double_mode == 1) | |
a1bb33af UH |
476 | analyzer_set_compression(COMPRESSION_DOUBLE); |
477 | else if (g_compression == 1) | |
478 | analyzer_set_compression(COMPRESSION_ENABLE); | |
fed16f06 UH |
479 | else |
480 | #endif | |
481 | analyzer_set_compression(COMPRESSION_NONE); | |
a1bb33af | 482 | |
ea9cfed7 | 483 | if (ctx->cur_samplerate == 0) { |
408e7199 | 484 | /* Samplerate hasn't been set. Default to the slowest one. */ |
a9a245b4 | 485 | if (hw_dev_config_set(dev_index, SR_HWCAP_SAMPLERATE, |
73017cf9 | 486 | &samplerates.list[0]) == SR_ERR) |
e46b8fb1 | 487 | return SR_ERR; |
a1bb33af UH |
488 | } |
489 | ||
e46b8fb1 | 490 | return SR_OK; |
a1bb33af UH |
491 | } |
492 | ||
e7eb703f | 493 | static int hw_dev_close(int dev_index) |
a1bb33af | 494 | { |
d68e2d1a | 495 | struct sr_dev_inst *sdi; |
a1bb33af | 496 | |
32756547 | 497 | if (!(sdi = sr_dev_inst_get(zdi->instances, dev_index))) { |
bf43ea23 | 498 | sr_err("zp: %s: sdi was NULL", __func__); |
697785d1 UH |
499 | return SR_ERR; /* TODO: SR_ERR_ARG? */ |
500 | } | |
501 | ||
502 | /* TODO */ | |
bb7ef793 | 503 | close_dev(sdi); |
697785d1 UH |
504 | |
505 | return SR_OK; | |
a1bb33af UH |
506 | } |
507 | ||
57ab7d9f | 508 | static int hw_cleanup(void) |
a1bb33af | 509 | { |
a1bb33af | 510 | |
7da6f9d5 | 511 | clear_instances(); |
a1bb33af | 512 | |
fed16f06 | 513 | if (usb_context) |
a1bb33af UH |
514 | libusb_exit(usb_context); |
515 | usb_context = NULL; | |
57ab7d9f UH |
516 | |
517 | return SR_OK; | |
a1bb33af UH |
518 | } |
519 | ||
b7f578be | 520 | static const void *hw_dev_info_get(int dev_index, int dev_info_id) |
a1bb33af | 521 | { |
d68e2d1a | 522 | struct sr_dev_inst *sdi; |
ea9cfed7 | 523 | struct context *ctx; |
b7f578be | 524 | const void *info; |
a1bb33af | 525 | |
32756547 | 526 | if (!(sdi = sr_dev_inst_get(zdi->instances, dev_index))) { |
bf43ea23 | 527 | sr_err("zp: %s: sdi was NULL", __func__); |
a1bb33af | 528 | return NULL; |
bf43ea23 UH |
529 | } |
530 | ||
ea9cfed7 | 531 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
532 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
533 | return NULL; | |
534 | } | |
a1bb33af | 535 | |
6752905e UH |
536 | sr_spew("zp: %s: dev_index %d, dev_info_id %d.", __func__, |
537 | dev_index, dev_info_id); | |
538 | ||
bb7ef793 | 539 | switch (dev_info_id) { |
1d9a8a5f | 540 | case SR_DI_INST: |
a1bb33af | 541 | info = sdi; |
6752905e | 542 | sr_spew("zp: %s: Returning sdi.", __func__); |
a1bb33af | 543 | break; |
5a2326a7 | 544 | case SR_DI_NUM_PROBES: |
ea9cfed7 | 545 | info = GINT_TO_POINTER(ctx->num_channels); |
6752905e UH |
546 | sr_spew("zp: %s: Returning number of probes: %d.", __func__, |
547 | NUM_PROBES); | |
a1bb33af | 548 | break; |
464d12c7 KS |
549 | case SR_DI_PROBE_NAMES: |
550 | info = probe_names; | |
6752905e | 551 | sr_spew("zp: %s: Returning probenames.", __func__); |
464d12c7 | 552 | break; |
5a2326a7 | 553 | case SR_DI_SAMPLERATES: |
a1bb33af | 554 | info = &samplerates; |
6752905e | 555 | sr_spew("zp: %s: Returning samplerates.", __func__); |
a1bb33af | 556 | break; |
5a2326a7 | 557 | case SR_DI_TRIGGER_TYPES: |
a1bb33af | 558 | info = TRIGGER_TYPES; |
6752905e | 559 | sr_spew("zp: %s: Returning triggertypes: %s.", __func__, info); |
a1bb33af | 560 | break; |
5a2326a7 | 561 | case SR_DI_CUR_SAMPLERATE: |
ea9cfed7 | 562 | info = &ctx->cur_samplerate; |
6752905e UH |
563 | sr_spew("zp: %s: Returning samplerate: %" PRIu64 "Hz.", |
564 | __func__, ctx->cur_samplerate); | |
bf43ea23 UH |
565 | break; |
566 | default: | |
567 | /* Unknown device info ID, return NULL. */ | |
568 | sr_err("zp: %s: Unknown device info ID", __func__); | |
569 | info = NULL; | |
a1bb33af UH |
570 | break; |
571 | } | |
572 | ||
573 | return info; | |
574 | } | |
575 | ||
e7eb703f | 576 | static int hw_dev_status_get(int dev_index) |
a1bb33af | 577 | { |
d68e2d1a | 578 | struct sr_dev_inst *sdi; |
a1bb33af | 579 | |
32756547 | 580 | sdi = sr_dev_inst_get(zdi->instances, dev_index); |
fed16f06 | 581 | if (sdi) |
a1bb33af UH |
582 | return sdi->status; |
583 | else | |
5a2326a7 | 584 | return SR_ST_NOT_FOUND; |
a1bb33af UH |
585 | } |
586 | ||
915f7cc8 | 587 | static const int *hw_hwcap_get_all(void) |
a1bb33af | 588 | { |
ffedd0bf | 589 | return hwcaps; |
a1bb33af UH |
590 | } |
591 | ||
a9a245b4 | 592 | static int set_samplerate(struct sr_dev_inst *sdi, uint64_t samplerate) |
a1bb33af | 593 | { |
ea9cfed7 | 594 | struct context *ctx; |
bf43ea23 UH |
595 | |
596 | if (!sdi) { | |
597 | sr_err("zp: %s: sdi was NULL", __func__); | |
598 | return SR_ERR_ARG; | |
599 | } | |
600 | ||
ea9cfed7 | 601 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
602 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
603 | return SR_ERR_ARG; | |
604 | } | |
605 | ||
73017cf9 UH |
606 | sr_info("zp: Setting samplerate to %" PRIu64 "Hz.", samplerate); |
607 | ||
59df0c77 UH |
608 | if (samplerate > SR_MHZ(1)) |
609 | analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ); | |
610 | else if (samplerate > SR_KHZ(1)) | |
611 | analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ); | |
a1bb33af | 612 | else |
fed16f06 | 613 | analyzer_set_freq(samplerate, FREQ_SCALE_HZ); |
a1bb33af | 614 | |
ea9cfed7 | 615 | ctx->cur_samplerate = samplerate; |
a1bb33af | 616 | |
e46b8fb1 | 617 | return SR_OK; |
a1bb33af UH |
618 | } |
619 | ||
1b79df2f | 620 | static int hw_dev_config_set(int dev_index, int hwcap, const void *value) |
a1bb33af | 621 | { |
d68e2d1a | 622 | struct sr_dev_inst *sdi; |
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 | |
ffedd0bf | 635 | switch (hwcap) { |
5a2326a7 | 636 | case SR_HWCAP_SAMPLERATE: |
1b79df2f | 637 | return set_samplerate(sdi, *(const uint64_t *)value); |
5a2326a7 | 638 | case SR_HWCAP_PROBECONFIG: |
1b79df2f | 639 | return configure_probes(sdi, (const GSList *)value); |
5a2326a7 | 640 | case SR_HWCAP_LIMIT_SAMPLES: |
1b79df2f | 641 | ctx->limit_samples = *(const uint64_t *)value; |
e46b8fb1 | 642 | return SR_OK; |
fed16f06 | 643 | default: |
e46b8fb1 | 644 | return SR_ERR; |
a1bb33af UH |
645 | } |
646 | } | |
647 | ||
3cd3a20b | 648 | static int hw_dev_acquisition_start(int dev_index, void *cb_data) |
a1bb33af | 649 | { |
d68e2d1a | 650 | struct sr_dev_inst *sdi; |
b9c735a2 | 651 | struct sr_datafeed_packet packet; |
9c939c51 | 652 | struct sr_datafeed_logic logic; |
b9c735a2 | 653 | struct sr_datafeed_header header; |
f366e86c | 654 | struct sr_datafeed_meta_logic meta; |
9c939c51 | 655 | uint64_t samples_read; |
a1bb33af | 656 | int res; |
afc8e4de | 657 | unsigned int packet_num; |
a1bb33af | 658 | unsigned char *buf; |
ea9cfed7 | 659 | struct context *ctx; |
a1bb33af | 660 | |
32756547 | 661 | if (!(sdi = sr_dev_inst_get(zdi->instances, dev_index))) { |
bf43ea23 | 662 | sr_err("zp: %s: sdi was NULL", __func__); |
e46b8fb1 | 663 | return SR_ERR; |
bf43ea23 UH |
664 | } |
665 | ||
ea9cfed7 | 666 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
667 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
668 | return SR_ERR_ARG; | |
669 | } | |
a1bb33af | 670 | |
a143e4e5 | 671 | /* push configured settings to device */ |
ea9cfed7 | 672 | analyzer_configure(ctx->usb->devhdl); |
a143e4e5 | 673 | |
ea9cfed7 | 674 | analyzer_start(ctx->usb->devhdl); |
7b48d6e1 | 675 | sr_info("zp: Waiting for data"); |
ea9cfed7 | 676 | analyzer_wait_data(ctx->usb->devhdl); |
a1bb33af | 677 | |
7b48d6e1 | 678 | sr_info("zp: Stop address = 0x%x", |
ea9cfed7 | 679 | analyzer_get_stop_address(ctx->usb->devhdl)); |
7b48d6e1 | 680 | sr_info("zp: Now address = 0x%x", |
ea9cfed7 | 681 | analyzer_get_now_address(ctx->usb->devhdl)); |
7b48d6e1 | 682 | sr_info("zp: Trigger address = 0x%x", |
ea9cfed7 | 683 | analyzer_get_trigger_address(ctx->usb->devhdl)); |
a1bb33af | 684 | |
5a2326a7 | 685 | packet.type = SR_DF_HEADER; |
9c939c51 | 686 | packet.payload = &header; |
a1bb33af UH |
687 | header.feed_version = 1; |
688 | gettimeofday(&header.starttime, NULL); | |
f366e86c BV |
689 | sr_session_send(cb_data, &packet); |
690 | ||
691 | /* Send metadata about the SR_DF_LOGIC packets to come. */ | |
692 | packet.type = SR_DF_META_LOGIC; | |
693 | packet.payload = &meta; | |
694 | meta.samplerate = ctx->cur_samplerate; | |
695 | meta.num_probes = ctx->num_channels; | |
3cd3a20b | 696 | sr_session_send(cb_data, &packet); |
a1bb33af | 697 | |
b53738ba | 698 | if (!(buf = g_try_malloc(PACKET_SIZE))) { |
bf43ea23 | 699 | sr_err("zp: %s: buf malloc failed", __func__); |
b53738ba UH |
700 | return SR_ERR_MALLOC; |
701 | } | |
702 | ||
9c939c51 | 703 | samples_read = 0; |
ea9cfed7 | 704 | analyzer_read_start(ctx->usb->devhdl); |
fed16f06 | 705 | /* Send the incoming transfer to the session bus. */ |
ea9cfed7 | 706 | for (packet_num = 0; packet_num < (ctx->memory_size * 4 / PACKET_SIZE); |
fed16f06 | 707 | packet_num++) { |
ea9cfed7 | 708 | res = analyzer_read_data(ctx->usb->devhdl, buf, PACKET_SIZE); |
7b48d6e1 | 709 | sr_info("zp: Tried to read %llx bytes, actually read %x bytes", |
b08024a8 | 710 | PACKET_SIZE, res); |
a1bb33af | 711 | |
5a2326a7 | 712 | packet.type = SR_DF_LOGIC; |
9c939c51 BV |
713 | packet.payload = &logic; |
714 | logic.length = PACKET_SIZE; | |
715 | logic.unitsize = 4; | |
716 | logic.data = buf; | |
3cd3a20b | 717 | sr_session_send(cb_data, &packet); |
9c939c51 | 718 | samples_read += res / 4; |
a1bb33af | 719 | } |
ea9cfed7 | 720 | analyzer_read_stop(ctx->usb->devhdl); |
a1bb33af UH |
721 | g_free(buf); |
722 | ||
5a2326a7 | 723 | packet.type = SR_DF_END; |
3cd3a20b | 724 | sr_session_send(cb_data, &packet); |
a1bb33af | 725 | |
e46b8fb1 | 726 | return SR_OK; |
a1bb33af UH |
727 | } |
728 | ||
3cd3a20b UH |
729 | /* TODO: This stops acquisition on ALL devices, ignoring dev_index. */ |
730 | static int hw_dev_acquisition_stop(int dev_index, void *cb_data) | |
a1bb33af | 731 | { |
b9c735a2 | 732 | struct sr_datafeed_packet packet; |
d68e2d1a | 733 | struct sr_dev_inst *sdi; |
ea9cfed7 | 734 | struct context *ctx; |
a1bb33af | 735 | |
5a2326a7 | 736 | packet.type = SR_DF_END; |
3cd3a20b | 737 | sr_session_send(cb_data, &packet); |
a1bb33af | 738 | |
32756547 | 739 | if (!(sdi = sr_dev_inst_get(zdi->instances, dev_index))) { |
69890f73 | 740 | sr_err("zp: %s: sdi was NULL", __func__); |
3010f21c | 741 | return SR_ERR_BUG; |
69890f73 UH |
742 | } |
743 | ||
ea9cfed7 | 744 | if (!(ctx = sdi->priv)) { |
69890f73 | 745 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
3010f21c | 746 | return SR_ERR_BUG; |
69890f73 | 747 | } |
a1bb33af | 748 | |
ea9cfed7 | 749 | analyzer_reset(ctx->usb->devhdl); |
fed16f06 | 750 | /* TODO: Need to cancel and free any queued up transfers. */ |
3010f21c UH |
751 | |
752 | return SR_OK; | |
a1bb33af UH |
753 | } |
754 | ||
c09f0b57 | 755 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info = { |
e519ba86 | 756 | .name = "zeroplus-logic-cube", |
8fdecced | 757 | .longname = "ZEROPLUS Logic Cube LAP-C series", |
e519ba86 UH |
758 | .api_version = 1, |
759 | .init = hw_init, | |
760 | .cleanup = hw_cleanup, | |
61136ea6 | 761 | .scan = hw_scan, |
e7eb703f UH |
762 | .dev_open = hw_dev_open, |
763 | .dev_close = hw_dev_close, | |
5097b0d0 | 764 | .dev_info_get = hw_dev_info_get, |
e7eb703f | 765 | .dev_status_get = hw_dev_status_get, |
ffedd0bf | 766 | .hwcap_get_all = hw_hwcap_get_all, |
a9a245b4 | 767 | .dev_config_set = hw_dev_config_set, |
69040b7c UH |
768 | .dev_acquisition_start = hw_dev_acquisition_start, |
769 | .dev_acquisition_stop = hw_dev_acquisition_stop, | |
32756547 | 770 | .instances = NULL, |
a1bb33af | 771 | }; |