]>
Commit | Line | Data |
---|---|---|
a1bb33af UH |
1 | /* |
2 | * This file is part of the sigrok project. | |
3 | * | |
c73d2ea4 | 4 | * Copyright (C) 2010-2012 Bert Vermeulen <bert@biot.com> |
a1bb33af UH |
5 | * |
6 | * This program is free software: you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation, either version 3 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #include <stdio.h> | |
21 | #include <stdlib.h> | |
c31e9ef4 | 22 | #include <string.h> |
a1bb33af UH |
23 | #include <sys/time.h> |
24 | #include <inttypes.h> | |
25 | #include <glib.h> | |
26 | #include <libusb.h> | |
c31e9ef4 | 27 | #include "config.h" |
45c59c8b BV |
28 | #include "libsigrok.h" |
29 | #include "libsigrok-internal.h" | |
a1bb33af UH |
30 | #include "analyzer.h" |
31 | ||
fed16f06 | 32 | #define USB_VENDOR 0x0c12 |
8fdecced UH |
33 | |
34 | #define VENDOR_NAME "ZEROPLUS" | |
35 | #define MODEL_NAME "Logic Cube LAP-C" | |
36 | #define MODEL_VERSION NULL | |
a1bb33af | 37 | |
6752905e | 38 | #define NUM_PROBES 16 |
a1bb33af UH |
39 | #define USB_INTERFACE 0 |
40 | #define USB_CONFIGURATION 1 | |
41 | #define NUM_TRIGGER_STAGES 4 | |
42 | #define TRIGGER_TYPES "01" | |
43 | ||
fed16f06 | 44 | #define PACKET_SIZE 2048 /* ?? */ |
a1bb33af UH |
45 | |
46 | typedef struct { | |
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 | |
d68e2d1a | 158 | struct sr_usb_dev_inst *usb; |
bf43ea23 | 159 | }; |
a1bb33af | 160 | |
1b79df2f | 161 | static int hw_dev_config_set(int dev_index, int hwcap, const void *value); |
a1bb33af UH |
162 | |
163 | static unsigned int get_memory_size(int type) | |
164 | { | |
fed16f06 UH |
165 | if (type == MEMORY_SIZE_8K) |
166 | return 8 * 1024; | |
167 | else if (type == MEMORY_SIZE_64K) | |
168 | return 64 * 1024; | |
169 | else if (type == MEMORY_SIZE_128K) | |
170 | return 128 * 1024; | |
171 | else if (type == MEMORY_SIZE_512K) | |
172 | return 512 * 1024; | |
173 | else | |
174 | return 0; | |
a1bb33af UH |
175 | } |
176 | ||
d68e2d1a | 177 | static int opendev4(struct sr_dev_inst **sdi, libusb_device *dev, |
408e7199 UH |
178 | struct libusb_device_descriptor *des) |
179 | { | |
ea9cfed7 | 180 | struct context *ctx; |
9a498834 | 181 | unsigned int i; |
ebc34738 | 182 | int ret; |
408e7199 | 183 | |
bf43ea23 UH |
184 | /* Note: sdi is non-NULL, the caller already checked this. */ |
185 | ||
ea9cfed7 | 186 | if (!(ctx = (*sdi)->priv)) { |
bf43ea23 UH |
187 | sr_err("zp: %s: (*sdi)->priv was NULL", __func__); |
188 | return -1; | |
189 | } | |
190 | ||
ebc34738 UH |
191 | if ((ret = libusb_get_device_descriptor(dev, des))) { |
192 | sr_err("zp: failed to get device descriptor: %d", ret); | |
408e7199 UH |
193 | return -1; |
194 | } | |
195 | ||
9a498834 | 196 | if (des->idVendor != USB_VENDOR) |
408e7199 UH |
197 | return 0; |
198 | ||
ea9cfed7 UH |
199 | if (libusb_get_bus_number(dev) == ctx->usb->bus |
200 | && libusb_get_device_address(dev) == ctx->usb->address) { | |
408e7199 | 201 | |
9a498834 UH |
202 | for (i = 0; i < ARRAY_SIZE(zeroplus_models); i++) { |
203 | if (!(des->idProduct == zeroplus_models[i].pid)) | |
408e7199 UH |
204 | continue; |
205 | ||
8fdecced | 206 | sr_info("zp: Found ZEROPLUS device 0x%04x (%s)", |
7b48d6e1 | 207 | des->idProduct, zeroplus_models[i].model_name); |
ea9cfed7 UH |
208 | ctx->num_channels = zeroplus_models[i].channels; |
209 | ctx->memory_size = zeroplus_models[i].sample_depth * 1024; | |
408e7199 UH |
210 | break; |
211 | } | |
212 | ||
ea9cfed7 | 213 | if (ctx->num_channels == 0) { |
8fdecced | 214 | sr_err("zp: Unknown ZEROPLUS device 0x%04x", |
7b48d6e1 | 215 | des->idProduct); |
408e7199 UH |
216 | return -2; |
217 | } | |
218 | ||
219 | /* Found it. */ | |
ebc34738 | 220 | if (!(ret = libusb_open(dev, &(ctx->usb->devhdl)))) { |
5a2326a7 | 221 | (*sdi)->status = SR_ST_ACTIVE; |
7b48d6e1 | 222 | sr_info("zp: opened device %d on %d.%d interface %d", |
ea9cfed7 UH |
223 | (*sdi)->index, ctx->usb->bus, |
224 | ctx->usb->address, USB_INTERFACE); | |
408e7199 | 225 | } else { |
ebc34738 | 226 | sr_err("zp: failed to open device: %d", ret); |
408e7199 UH |
227 | *sdi = NULL; |
228 | } | |
229 | } | |
230 | ||
231 | return 0; | |
232 | } | |
233 | ||
bb7ef793 | 234 | static struct sr_dev_inst *zp_open_dev(int dev_index) |
a1bb33af | 235 | { |
d68e2d1a | 236 | struct sr_dev_inst *sdi; |
a1bb33af UH |
237 | libusb_device **devlist; |
238 | struct libusb_device_descriptor des; | |
2285cf9b | 239 | int i; |
a1bb33af | 240 | |
32756547 | 241 | if (!(sdi = sr_dev_inst_get(zdi->instances, dev_index))) |
a1bb33af UH |
242 | return NULL; |
243 | ||
244 | libusb_get_device_list(usb_context, &devlist); | |
5a2326a7 | 245 | if (sdi->status == SR_ST_INACTIVE) { |
fed16f06 | 246 | /* Find the device by vendor, product, bus and address. */ |
a1bb33af | 247 | libusb_get_device_list(usb_context, &devlist); |
fed16f06 | 248 | for (i = 0; devlist[i]; i++) { |
408e7199 | 249 | /* TODO: Error handling. */ |
2285cf9b | 250 | opendev4(&sdi, devlist[i], &des); |
a1bb33af | 251 | } |
fed16f06 | 252 | } else { |
5a2326a7 | 253 | /* Status must be SR_ST_ACTIVE, i.e. already in use... */ |
a1bb33af UH |
254 | sdi = NULL; |
255 | } | |
256 | libusb_free_device_list(devlist, 1); | |
257 | ||
5a2326a7 | 258 | if (sdi && sdi->status != SR_ST_ACTIVE) |
a1bb33af UH |
259 | sdi = NULL; |
260 | ||
261 | return sdi; | |
262 | } | |
263 | ||
bb7ef793 | 264 | static void close_dev(struct sr_dev_inst *sdi) |
a1bb33af | 265 | { |
ea9cfed7 | 266 | struct context *ctx; |
69890f73 | 267 | |
ea9cfed7 | 268 | if (!(ctx = sdi->priv)) { |
69890f73 UH |
269 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
270 | return; /* FIXME */ | |
271 | } | |
272 | ||
ea9cfed7 | 273 | if (!ctx->usb->devhdl) |
408e7199 UH |
274 | return; |
275 | ||
7b48d6e1 | 276 | sr_info("zp: closing device %d on %d.%d interface %d", sdi->index, |
ea9cfed7 UH |
277 | ctx->usb->bus, ctx->usb->address, USB_INTERFACE); |
278 | libusb_release_interface(ctx->usb->devhdl, USB_INTERFACE); | |
279 | libusb_reset_device(ctx->usb->devhdl); | |
280 | libusb_close(ctx->usb->devhdl); | |
281 | ctx->usb->devhdl = NULL; | |
185ae2c5 | 282 | /* TODO: Call libusb_exit() here or only in hw_cleanup()? */ |
5a2326a7 | 283 | sdi->status = SR_ST_INACTIVE; |
a1bb33af UH |
284 | } |
285 | ||
1b79df2f | 286 | static int configure_probes(struct sr_dev_inst *sdi, const GSList *probes) |
a1bb33af | 287 | { |
ea9cfed7 | 288 | struct context *ctx; |
1b79df2f JH |
289 | const struct sr_probe *probe; |
290 | const GSList *l; | |
a1bb33af UH |
291 | int probe_bit, stage, i; |
292 | char *tc; | |
293 | ||
bf43ea23 | 294 | /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ |
ea9cfed7 | 295 | ctx = sdi->priv; |
bf43ea23 | 296 | |
ea9cfed7 | 297 | ctx->probe_mask = 0; |
fed16f06 | 298 | for (i = 0; i < NUM_TRIGGER_STAGES; i++) { |
ea9cfed7 UH |
299 | ctx->trigger_mask[i] = 0; |
300 | ctx->trigger_value[i] = 0; | |
a1bb33af UH |
301 | } |
302 | ||
303 | stage = -1; | |
fed16f06 | 304 | for (l = probes; l; l = l->next) { |
1afe8989 | 305 | probe = (struct sr_probe *)l->data; |
fed16f06 | 306 | if (probe->enabled == FALSE) |
a1bb33af UH |
307 | continue; |
308 | probe_bit = 1 << (probe->index - 1); | |
ea9cfed7 | 309 | ctx->probe_mask |= probe_bit; |
fed16f06 UH |
310 | |
311 | if (probe->trigger) { | |
a1bb33af | 312 | stage = 0; |
fed16f06 | 313 | for (tc = probe->trigger; *tc; tc++) { |
ea9cfed7 | 314 | ctx->trigger_mask[stage] |= probe_bit; |
fed16f06 | 315 | if (*tc == '1') |
ea9cfed7 | 316 | ctx->trigger_value[stage] |= probe_bit; |
a1bb33af | 317 | stage++; |
fed16f06 | 318 | if (stage > NUM_TRIGGER_STAGES) |
e46b8fb1 | 319 | return SR_ERR; |
a1bb33af UH |
320 | } |
321 | } | |
322 | } | |
323 | ||
e46b8fb1 | 324 | return SR_OK; |
a1bb33af UH |
325 | } |
326 | ||
a1bb33af UH |
327 | /* |
328 | * API callbacks | |
329 | */ | |
330 | ||
40dda2c3 | 331 | static int hw_init(void) |
61136ea6 BV |
332 | { |
333 | ||
334 | /* Nothing to do. */ | |
335 | ||
336 | return SR_OK; | |
337 | } | |
338 | ||
4ca38984 | 339 | static GSList *hw_scan(GSList *options) |
a1bb33af | 340 | { |
d68e2d1a | 341 | struct sr_dev_inst *sdi; |
a1bb33af | 342 | struct libusb_device_descriptor des; |
4ca38984 | 343 | GSList *devices; |
a1bb33af | 344 | libusb_device **devlist; |
ebc34738 | 345 | int ret, devcnt, i; |
ea9cfed7 | 346 | struct context *ctx; |
a1bb33af | 347 | |
4ca38984 BV |
348 | (void)options; |
349 | devices = NULL; | |
350 | ||
bf43ea23 | 351 | /* Allocate memory for our private driver context. */ |
ea9cfed7 UH |
352 | if (!(ctx = g_try_malloc(sizeof(struct context)))) { |
353 | sr_err("zp: %s: ctx malloc failed", __func__); | |
bf43ea23 UH |
354 | return 0; |
355 | } | |
356 | ||
357 | /* Set some sane defaults. */ | |
ea9cfed7 UH |
358 | ctx->cur_samplerate = 0; |
359 | ctx->limit_samples = 0; | |
6752905e UH |
360 | /* TODO: num_channels isn't initialized before it's needed :( */ |
361 | ctx->num_channels = NUM_PROBES; | |
ea9cfed7 UH |
362 | ctx->memory_size = 0; |
363 | ctx->probe_mask = 0; | |
364 | memset(ctx->trigger_mask, 0, NUM_TRIGGER_STAGES); | |
365 | memset(ctx->trigger_value, 0, NUM_TRIGGER_STAGES); | |
366 | // memset(ctx->trigger_buffer, 0, NUM_TRIGGER_STAGES); | |
bf43ea23 | 367 | |
fed16f06 | 368 | if (libusb_init(&usb_context) != 0) { |
7b48d6e1 | 369 | sr_err("zp: Failed to initialize USB."); |
a1bb33af UH |
370 | return 0; |
371 | } | |
372 | ||
8fdecced | 373 | /* Find all ZEROPLUS analyzers and add them to device list. */ |
a1bb33af | 374 | devcnt = 0; |
185ae2c5 | 375 | libusb_get_device_list(usb_context, &devlist); /* TODO: Errors. */ |
fed16f06 UH |
376 | |
377 | for (i = 0; devlist[i]; i++) { | |
ebc34738 UH |
378 | ret = libusb_get_device_descriptor(devlist[i], &des); |
379 | if (ret != 0) { | |
380 | sr_err("zp: failed to get device descriptor: %d", ret); | |
a1bb33af UH |
381 | continue; |
382 | } | |
383 | ||
fed16f06 UH |
384 | if (des.idVendor == USB_VENDOR) { |
385 | /* | |
8fdecced | 386 | * Definitely a ZEROPLUS. |
fed16f06 | 387 | * TODO: Any way to detect specific model/version in |
8fdecced | 388 | * the ZEROPLUS range? |
fed16f06 | 389 | */ |
bf43ea23 | 390 | /* Register the device with libsigrok. */ |
d68e2d1a | 391 | if (!(sdi = sr_dev_inst_new(devcnt, |
8fdecced UH |
392 | SR_ST_INACTIVE, VENDOR_NAME, |
393 | MODEL_NAME, MODEL_VERSION))) { | |
d68e2d1a | 394 | sr_err("zp: %s: sr_dev_inst_new failed", |
bf43ea23 | 395 | __func__); |
a1bb33af | 396 | return 0; |
bf43ea23 UH |
397 | } |
398 | ||
ea9cfed7 | 399 | sdi->priv = ctx; |
bf43ea23 | 400 | |
4ca38984 | 401 | devices = g_slist_append(devices, sdi); |
32756547 | 402 | zdi->instances = g_slist_append(zdi->instances, sdi); |
ea9cfed7 | 403 | ctx->usb = sr_usb_dev_inst_new( |
fed16f06 UH |
404 | libusb_get_bus_number(devlist[i]), |
405 | libusb_get_device_address(devlist[i]), NULL); | |
a1bb33af UH |
406 | devcnt++; |
407 | } | |
408 | } | |
409 | libusb_free_device_list(devlist, 1); | |
410 | ||
4ca38984 | 411 | return devices; |
a1bb33af UH |
412 | } |
413 | ||
e7eb703f | 414 | static int hw_dev_open(int dev_index) |
a1bb33af | 415 | { |
d68e2d1a | 416 | struct sr_dev_inst *sdi; |
ea9cfed7 | 417 | struct context *ctx; |
ebc34738 | 418 | int ret; |
a1bb33af | 419 | |
bb7ef793 | 420 | if (!(sdi = zp_open_dev(dev_index))) { |
7b48d6e1 | 421 | sr_err("zp: unable to open device"); |
e46b8fb1 | 422 | return SR_ERR; |
a1bb33af UH |
423 | } |
424 | ||
bb7ef793 | 425 | /* TODO: Note: sdi is retrieved in zp_open_dev(). */ |
bf43ea23 | 426 | |
ea9cfed7 | 427 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
428 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
429 | return SR_ERR_ARG; | |
430 | } | |
431 | ||
ebc34738 UH |
432 | ret = libusb_set_configuration(ctx->usb->devhdl, USB_CONFIGURATION); |
433 | if (ret < 0) { | |
133a37bf | 434 | sr_err("zp: Unable to set USB configuration %d: %d", |
ebc34738 | 435 | USB_CONFIGURATION, ret); |
185ae2c5 UH |
436 | return SR_ERR; |
437 | } | |
438 | ||
ebc34738 UH |
439 | ret = libusb_claim_interface(ctx->usb->devhdl, USB_INTERFACE); |
440 | if (ret != 0) { | |
441 | sr_err("zp: Unable to claim interface: %d", ret); | |
e46b8fb1 | 442 | return SR_ERR; |
a1bb33af | 443 | } |
185ae2c5 | 444 | |
ea9cfed7 UH |
445 | analyzer_reset(ctx->usb->devhdl); |
446 | analyzer_initialize(ctx->usb->devhdl); | |
a1bb33af UH |
447 | |
448 | analyzer_set_memory_size(MEMORY_SIZE_512K); | |
fed16f06 | 449 | // analyzer_set_freq(g_freq, g_freq_scale); |
a1bb33af | 450 | analyzer_set_trigger_count(1); |
408e7199 UH |
451 | // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) |
452 | // * get_memory_size(g_memory_size)) / 100) >> 2); | |
fed16f06 UH |
453 | analyzer_set_ramsize_trigger_address( |
454 | (100 * get_memory_size(MEMORY_SIZE_512K) / 100) >> 2); | |
a1bb33af | 455 | |
fed16f06 UH |
456 | #if 0 |
457 | if (g_double_mode == 1) | |
a1bb33af UH |
458 | analyzer_set_compression(COMPRESSION_DOUBLE); |
459 | else if (g_compression == 1) | |
460 | analyzer_set_compression(COMPRESSION_ENABLE); | |
fed16f06 UH |
461 | else |
462 | #endif | |
463 | analyzer_set_compression(COMPRESSION_NONE); | |
a1bb33af | 464 | |
ea9cfed7 | 465 | if (ctx->cur_samplerate == 0) { |
408e7199 | 466 | /* Samplerate hasn't been set. Default to the slowest one. */ |
a9a245b4 | 467 | if (hw_dev_config_set(dev_index, SR_HWCAP_SAMPLERATE, |
73017cf9 | 468 | &samplerates.list[0]) == SR_ERR) |
e46b8fb1 | 469 | return SR_ERR; |
a1bb33af UH |
470 | } |
471 | ||
e46b8fb1 | 472 | return SR_OK; |
a1bb33af UH |
473 | } |
474 | ||
e7eb703f | 475 | static int hw_dev_close(int dev_index) |
a1bb33af | 476 | { |
d68e2d1a | 477 | struct sr_dev_inst *sdi; |
a1bb33af | 478 | |
32756547 | 479 | if (!(sdi = sr_dev_inst_get(zdi->instances, dev_index))) { |
bf43ea23 | 480 | sr_err("zp: %s: sdi was NULL", __func__); |
697785d1 UH |
481 | return SR_ERR; /* TODO: SR_ERR_ARG? */ |
482 | } | |
483 | ||
484 | /* TODO */ | |
bb7ef793 | 485 | close_dev(sdi); |
697785d1 UH |
486 | |
487 | return SR_OK; | |
a1bb33af UH |
488 | } |
489 | ||
57ab7d9f | 490 | static int hw_cleanup(void) |
a1bb33af UH |
491 | { |
492 | GSList *l; | |
d68e2d1a | 493 | struct sr_dev_inst *sdi; |
a1bb33af | 494 | |
32756547 | 495 | for (l = zdi->instances; l; l = l->next) { |
341ce415 BV |
496 | sdi = l->data; |
497 | /* Properly close all devices... */ | |
bb7ef793 | 498 | close_dev(sdi); |
341ce415 BV |
499 | /* ...and free all their memory. */ |
500 | sr_dev_inst_free(sdi); | |
501 | } | |
32756547 BV |
502 | g_slist_free(zdi->instances); |
503 | zdi->instances = NULL; | |
a1bb33af | 504 | |
fed16f06 | 505 | if (usb_context) |
a1bb33af UH |
506 | libusb_exit(usb_context); |
507 | usb_context = NULL; | |
57ab7d9f UH |
508 | |
509 | return SR_OK; | |
a1bb33af UH |
510 | } |
511 | ||
b7f578be | 512 | static const void *hw_dev_info_get(int dev_index, int dev_info_id) |
a1bb33af | 513 | { |
d68e2d1a | 514 | struct sr_dev_inst *sdi; |
ea9cfed7 | 515 | struct context *ctx; |
b7f578be | 516 | const void *info; |
a1bb33af | 517 | |
32756547 | 518 | if (!(sdi = sr_dev_inst_get(zdi->instances, dev_index))) { |
bf43ea23 | 519 | sr_err("zp: %s: sdi was NULL", __func__); |
a1bb33af | 520 | return NULL; |
bf43ea23 UH |
521 | } |
522 | ||
ea9cfed7 | 523 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
524 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
525 | return NULL; | |
526 | } | |
a1bb33af | 527 | |
6752905e UH |
528 | sr_spew("zp: %s: dev_index %d, dev_info_id %d.", __func__, |
529 | dev_index, dev_info_id); | |
530 | ||
bb7ef793 | 531 | switch (dev_info_id) { |
1d9a8a5f | 532 | case SR_DI_INST: |
a1bb33af | 533 | info = sdi; |
6752905e | 534 | sr_spew("zp: %s: Returning sdi.", __func__); |
a1bb33af | 535 | break; |
5a2326a7 | 536 | case SR_DI_NUM_PROBES: |
ea9cfed7 | 537 | info = GINT_TO_POINTER(ctx->num_channels); |
6752905e UH |
538 | sr_spew("zp: %s: Returning number of probes: %d.", __func__, |
539 | NUM_PROBES); | |
a1bb33af | 540 | break; |
464d12c7 KS |
541 | case SR_DI_PROBE_NAMES: |
542 | info = probe_names; | |
6752905e | 543 | sr_spew("zp: %s: Returning probenames.", __func__); |
464d12c7 | 544 | break; |
5a2326a7 | 545 | case SR_DI_SAMPLERATES: |
a1bb33af | 546 | info = &samplerates; |
6752905e | 547 | sr_spew("zp: %s: Returning samplerates.", __func__); |
a1bb33af | 548 | break; |
5a2326a7 | 549 | case SR_DI_TRIGGER_TYPES: |
a1bb33af | 550 | info = TRIGGER_TYPES; |
6752905e | 551 | sr_spew("zp: %s: Returning triggertypes: %s.", __func__, info); |
a1bb33af | 552 | break; |
5a2326a7 | 553 | case SR_DI_CUR_SAMPLERATE: |
ea9cfed7 | 554 | info = &ctx->cur_samplerate; |
6752905e UH |
555 | sr_spew("zp: %s: Returning samplerate: %" PRIu64 "Hz.", |
556 | __func__, ctx->cur_samplerate); | |
bf43ea23 UH |
557 | break; |
558 | default: | |
559 | /* Unknown device info ID, return NULL. */ | |
560 | sr_err("zp: %s: Unknown device info ID", __func__); | |
561 | info = NULL; | |
a1bb33af UH |
562 | break; |
563 | } | |
564 | ||
565 | return info; | |
566 | } | |
567 | ||
e7eb703f | 568 | static int hw_dev_status_get(int dev_index) |
a1bb33af | 569 | { |
d68e2d1a | 570 | struct sr_dev_inst *sdi; |
a1bb33af | 571 | |
32756547 | 572 | sdi = sr_dev_inst_get(zdi->instances, dev_index); |
fed16f06 | 573 | if (sdi) |
a1bb33af UH |
574 | return sdi->status; |
575 | else | |
5a2326a7 | 576 | return SR_ST_NOT_FOUND; |
a1bb33af UH |
577 | } |
578 | ||
915f7cc8 | 579 | static const int *hw_hwcap_get_all(void) |
a1bb33af | 580 | { |
ffedd0bf | 581 | return hwcaps; |
a1bb33af UH |
582 | } |
583 | ||
a9a245b4 | 584 | static int set_samplerate(struct sr_dev_inst *sdi, uint64_t samplerate) |
a1bb33af | 585 | { |
ea9cfed7 | 586 | struct context *ctx; |
bf43ea23 UH |
587 | |
588 | if (!sdi) { | |
589 | sr_err("zp: %s: sdi was NULL", __func__); | |
590 | return SR_ERR_ARG; | |
591 | } | |
592 | ||
ea9cfed7 | 593 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
594 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
595 | return SR_ERR_ARG; | |
596 | } | |
597 | ||
73017cf9 UH |
598 | sr_info("zp: Setting samplerate to %" PRIu64 "Hz.", samplerate); |
599 | ||
59df0c77 UH |
600 | if (samplerate > SR_MHZ(1)) |
601 | analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ); | |
602 | else if (samplerate > SR_KHZ(1)) | |
603 | analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ); | |
a1bb33af | 604 | else |
fed16f06 | 605 | analyzer_set_freq(samplerate, FREQ_SCALE_HZ); |
a1bb33af | 606 | |
ea9cfed7 | 607 | ctx->cur_samplerate = samplerate; |
a1bb33af | 608 | |
e46b8fb1 | 609 | return SR_OK; |
a1bb33af UH |
610 | } |
611 | ||
1b79df2f | 612 | static int hw_dev_config_set(int dev_index, int hwcap, const void *value) |
a1bb33af | 613 | { |
d68e2d1a | 614 | struct sr_dev_inst *sdi; |
ea9cfed7 | 615 | struct context *ctx; |
a1bb33af | 616 | |
32756547 | 617 | if (!(sdi = sr_dev_inst_get(zdi->instances, dev_index))) { |
bf43ea23 | 618 | sr_err("zp: %s: sdi was NULL", __func__); |
e46b8fb1 | 619 | return SR_ERR; |
bf43ea23 UH |
620 | } |
621 | ||
ea9cfed7 | 622 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
623 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
624 | return SR_ERR_ARG; | |
625 | } | |
a1bb33af | 626 | |
ffedd0bf | 627 | switch (hwcap) { |
5a2326a7 | 628 | case SR_HWCAP_SAMPLERATE: |
1b79df2f | 629 | return set_samplerate(sdi, *(const uint64_t *)value); |
5a2326a7 | 630 | case SR_HWCAP_PROBECONFIG: |
1b79df2f | 631 | return configure_probes(sdi, (const GSList *)value); |
5a2326a7 | 632 | case SR_HWCAP_LIMIT_SAMPLES: |
1b79df2f | 633 | ctx->limit_samples = *(const uint64_t *)value; |
e46b8fb1 | 634 | return SR_OK; |
fed16f06 | 635 | default: |
e46b8fb1 | 636 | return SR_ERR; |
a1bb33af UH |
637 | } |
638 | } | |
639 | ||
3cd3a20b | 640 | static int hw_dev_acquisition_start(int dev_index, void *cb_data) |
a1bb33af | 641 | { |
d68e2d1a | 642 | struct sr_dev_inst *sdi; |
b9c735a2 | 643 | struct sr_datafeed_packet packet; |
9c939c51 | 644 | struct sr_datafeed_logic logic; |
b9c735a2 | 645 | struct sr_datafeed_header header; |
f366e86c | 646 | struct sr_datafeed_meta_logic meta; |
9c939c51 | 647 | uint64_t samples_read; |
a1bb33af | 648 | int res; |
afc8e4de | 649 | unsigned int packet_num; |
a1bb33af | 650 | unsigned char *buf; |
ea9cfed7 | 651 | struct context *ctx; |
a1bb33af | 652 | |
32756547 | 653 | if (!(sdi = sr_dev_inst_get(zdi->instances, dev_index))) { |
bf43ea23 | 654 | sr_err("zp: %s: sdi was NULL", __func__); |
e46b8fb1 | 655 | return SR_ERR; |
bf43ea23 UH |
656 | } |
657 | ||
ea9cfed7 | 658 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
659 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
660 | return SR_ERR_ARG; | |
661 | } | |
a1bb33af | 662 | |
a143e4e5 | 663 | /* push configured settings to device */ |
ea9cfed7 | 664 | analyzer_configure(ctx->usb->devhdl); |
a143e4e5 | 665 | |
ea9cfed7 | 666 | analyzer_start(ctx->usb->devhdl); |
7b48d6e1 | 667 | sr_info("zp: Waiting for data"); |
ea9cfed7 | 668 | analyzer_wait_data(ctx->usb->devhdl); |
a1bb33af | 669 | |
7b48d6e1 | 670 | sr_info("zp: Stop address = 0x%x", |
ea9cfed7 | 671 | analyzer_get_stop_address(ctx->usb->devhdl)); |
7b48d6e1 | 672 | sr_info("zp: Now address = 0x%x", |
ea9cfed7 | 673 | analyzer_get_now_address(ctx->usb->devhdl)); |
7b48d6e1 | 674 | sr_info("zp: Trigger address = 0x%x", |
ea9cfed7 | 675 | analyzer_get_trigger_address(ctx->usb->devhdl)); |
a1bb33af | 676 | |
5a2326a7 | 677 | packet.type = SR_DF_HEADER; |
9c939c51 | 678 | packet.payload = &header; |
a1bb33af UH |
679 | header.feed_version = 1; |
680 | gettimeofday(&header.starttime, NULL); | |
f366e86c BV |
681 | sr_session_send(cb_data, &packet); |
682 | ||
683 | /* Send metadata about the SR_DF_LOGIC packets to come. */ | |
684 | packet.type = SR_DF_META_LOGIC; | |
685 | packet.payload = &meta; | |
686 | meta.samplerate = ctx->cur_samplerate; | |
687 | meta.num_probes = ctx->num_channels; | |
3cd3a20b | 688 | sr_session_send(cb_data, &packet); |
a1bb33af | 689 | |
b53738ba | 690 | if (!(buf = g_try_malloc(PACKET_SIZE))) { |
bf43ea23 | 691 | sr_err("zp: %s: buf malloc failed", __func__); |
b53738ba UH |
692 | return SR_ERR_MALLOC; |
693 | } | |
694 | ||
9c939c51 | 695 | samples_read = 0; |
ea9cfed7 | 696 | analyzer_read_start(ctx->usb->devhdl); |
fed16f06 | 697 | /* Send the incoming transfer to the session bus. */ |
ea9cfed7 | 698 | for (packet_num = 0; packet_num < (ctx->memory_size * 4 / PACKET_SIZE); |
fed16f06 | 699 | packet_num++) { |
ea9cfed7 | 700 | res = analyzer_read_data(ctx->usb->devhdl, buf, PACKET_SIZE); |
7b48d6e1 | 701 | sr_info("zp: Tried to read %llx bytes, actually read %x bytes", |
b08024a8 | 702 | PACKET_SIZE, res); |
a1bb33af | 703 | |
5a2326a7 | 704 | packet.type = SR_DF_LOGIC; |
9c939c51 BV |
705 | packet.payload = &logic; |
706 | logic.length = PACKET_SIZE; | |
707 | logic.unitsize = 4; | |
708 | logic.data = buf; | |
3cd3a20b | 709 | sr_session_send(cb_data, &packet); |
9c939c51 | 710 | samples_read += res / 4; |
a1bb33af | 711 | } |
ea9cfed7 | 712 | analyzer_read_stop(ctx->usb->devhdl); |
a1bb33af UH |
713 | g_free(buf); |
714 | ||
5a2326a7 | 715 | packet.type = SR_DF_END; |
3cd3a20b | 716 | sr_session_send(cb_data, &packet); |
a1bb33af | 717 | |
e46b8fb1 | 718 | return SR_OK; |
a1bb33af UH |
719 | } |
720 | ||
3cd3a20b UH |
721 | /* TODO: This stops acquisition on ALL devices, ignoring dev_index. */ |
722 | static int hw_dev_acquisition_stop(int dev_index, void *cb_data) | |
a1bb33af | 723 | { |
b9c735a2 | 724 | struct sr_datafeed_packet packet; |
d68e2d1a | 725 | struct sr_dev_inst *sdi; |
ea9cfed7 | 726 | struct context *ctx; |
a1bb33af | 727 | |
5a2326a7 | 728 | packet.type = SR_DF_END; |
3cd3a20b | 729 | sr_session_send(cb_data, &packet); |
a1bb33af | 730 | |
32756547 | 731 | if (!(sdi = sr_dev_inst_get(zdi->instances, dev_index))) { |
69890f73 | 732 | sr_err("zp: %s: sdi was NULL", __func__); |
3010f21c | 733 | return SR_ERR_BUG; |
69890f73 UH |
734 | } |
735 | ||
ea9cfed7 | 736 | if (!(ctx = sdi->priv)) { |
69890f73 | 737 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
3010f21c | 738 | return SR_ERR_BUG; |
69890f73 | 739 | } |
a1bb33af | 740 | |
ea9cfed7 | 741 | analyzer_reset(ctx->usb->devhdl); |
fed16f06 | 742 | /* TODO: Need to cancel and free any queued up transfers. */ |
3010f21c UH |
743 | |
744 | return SR_OK; | |
a1bb33af UH |
745 | } |
746 | ||
c09f0b57 | 747 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info = { |
e519ba86 | 748 | .name = "zeroplus-logic-cube", |
8fdecced | 749 | .longname = "ZEROPLUS Logic Cube LAP-C series", |
e519ba86 UH |
750 | .api_version = 1, |
751 | .init = hw_init, | |
752 | .cleanup = hw_cleanup, | |
61136ea6 | 753 | .scan = hw_scan, |
e7eb703f UH |
754 | .dev_open = hw_dev_open, |
755 | .dev_close = hw_dev_close, | |
5097b0d0 | 756 | .dev_info_get = hw_dev_info_get, |
e7eb703f | 757 | .dev_status_get = hw_dev_status_get, |
ffedd0bf | 758 | .hwcap_get_all = hw_hwcap_get_all, |
a9a245b4 | 759 | .dev_config_set = hw_dev_config_set, |
69040b7c UH |
760 | .dev_acquisition_start = hw_dev_acquisition_start, |
761 | .dev_acquisition_stop = hw_dev_acquisition_stop, | |
32756547 | 762 | .instances = NULL, |
a1bb33af | 763 | }; |