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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" |
b7f09cf8 UH |
28 | #include "sigrok.h" |
29 | #include "sigrok-internal.h" | |
a1bb33af UH |
30 | #include "analyzer.h" |
31 | ||
fed16f06 UH |
32 | #define USB_VENDOR 0x0c12 |
33 | #define USB_VENDOR_NAME "Zeroplus" | |
a1bb33af UH |
34 | #define USB_MODEL_NAME "Logic Cube" |
35 | #define USB_MODEL_VERSION "" | |
36 | ||
37 | #define USB_INTERFACE 0 | |
38 | #define USB_CONFIGURATION 1 | |
39 | #define NUM_TRIGGER_STAGES 4 | |
40 | #define TRIGGER_TYPES "01" | |
41 | ||
fed16f06 | 42 | #define PACKET_SIZE 2048 /* ?? */ |
a1bb33af UH |
43 | |
44 | typedef struct { | |
45 | unsigned short pid; | |
46 | char model_name[64]; | |
47 | unsigned int channels; | |
fed16f06 | 48 | unsigned int sample_depth; /* In Ksamples/channel */ |
a1bb33af UH |
49 | unsigned int max_sampling_freq; |
50 | } model_t; | |
51 | ||
fed16f06 UH |
52 | /* |
53 | * Note -- 16032, 16064 and 16128 *usually* -- but not always -- have the | |
54 | * same 128K sample depth. | |
55 | */ | |
29cbfeaf | 56 | static model_t zeroplus_models[] = { |
a1bb33af UH |
57 | {0x7009, "LAP-C(16064)", 16, 64, 100}, |
58 | {0x700A, "LAP-C(16128)", 16, 128, 200}, | |
59 | {0x700B, "LAP-C(32128)", 32, 128, 200}, | |
60 | {0x700C, "LAP-C(321000)", 32, 1024, 200}, | |
61 | {0x700D, "LAP-C(322000)", 32, 2048, 200}, | |
62 | {0x700E, "LAP-C(16032)", 16, 32, 100}, | |
63 | {0x7016, "LAP-C(162000)", 16, 2048, 200}, | |
64 | }; | |
65 | ||
ffedd0bf | 66 | static int hwcaps[] = { |
5a2326a7 UH |
67 | SR_HWCAP_LOGIC_ANALYZER, |
68 | SR_HWCAP_SAMPLERATE, | |
69 | SR_HWCAP_PROBECONFIG, | |
70 | SR_HWCAP_CAPTURE_RATIO, | |
a1bb33af | 71 | |
fed16f06 | 72 | /* These are really implemented in the driver, not the hardware. */ |
5a2326a7 | 73 | SR_HWCAP_LIMIT_SAMPLES, |
fed16f06 | 74 | 0, |
a1bb33af UH |
75 | }; |
76 | ||
c37d2b1b | 77 | static const char *probe_names[] = { |
464d12c7 KS |
78 | "0", |
79 | "1", | |
80 | "2", | |
81 | "3", | |
82 | "4", | |
83 | "5", | |
84 | "6", | |
85 | "7", | |
86 | "8", | |
87 | "9", | |
88 | "10", | |
89 | "11", | |
90 | "12", | |
91 | "13", | |
92 | "14", | |
93 | "15", | |
94 | "16", | |
95 | "17", | |
96 | "18", | |
97 | "19", | |
98 | "20", | |
99 | "21", | |
100 | "22", | |
101 | "23", | |
102 | "24", | |
103 | "25", | |
104 | "26", | |
105 | "27", | |
106 | "28", | |
107 | "29", | |
108 | "30", | |
109 | "31", | |
110 | NULL, | |
111 | }; | |
112 | ||
e7eb703f | 113 | /* List of struct sr_dev_inst, maintained by dev_open()/dev_close(). */ |
d68e2d1a | 114 | static GSList *dev_insts = NULL; |
a1bb33af UH |
115 | |
116 | static libusb_context *usb_context = NULL; | |
117 | ||
fed16f06 UH |
118 | /* |
119 | * The hardware supports more samplerates than these, but these are the | |
120 | * options hardcoded into the vendor's Windows GUI. | |
121 | */ | |
a1bb33af | 122 | |
fed16f06 UH |
123 | /* |
124 | * TODO: We shouldn't support 150MHz and 200MHz on devices that don't go up | |
125 | * that high. | |
126 | */ | |
a1bb33af | 127 | static uint64_t supported_samplerates[] = { |
c9140419 UH |
128 | SR_HZ(100), |
129 | SR_HZ(500), | |
59df0c77 UH |
130 | SR_KHZ(1), |
131 | SR_KHZ(5), | |
132 | SR_KHZ(25), | |
133 | SR_KHZ(50), | |
134 | SR_KHZ(100), | |
135 | SR_KHZ(200), | |
136 | SR_KHZ(400), | |
137 | SR_KHZ(800), | |
138 | SR_MHZ(1), | |
139 | SR_MHZ(10), | |
140 | SR_MHZ(25), | |
141 | SR_MHZ(50), | |
142 | SR_MHZ(80), | |
143 | SR_MHZ(100), | |
144 | SR_MHZ(150), | |
145 | SR_MHZ(200), | |
fed16f06 | 146 | 0, |
a1bb33af UH |
147 | }; |
148 | ||
60679b18 | 149 | static struct sr_samplerates samplerates = { |
c9140419 UH |
150 | SR_HZ(0), |
151 | SR_HZ(0), | |
152 | SR_HZ(0), | |
fed16f06 | 153 | supported_samplerates, |
a1bb33af UH |
154 | }; |
155 | ||
ea9cfed7 UH |
156 | /* Private, per-device-instance driver context. */ |
157 | struct context { | |
bf43ea23 | 158 | uint64_t cur_samplerate; |
bf43ea23 UH |
159 | uint64_t limit_samples; |
160 | int num_channels; /* TODO: This isn't initialized before it's needed :( */ | |
161 | uint64_t memory_size; | |
162 | uint8_t probe_mask; | |
163 | uint8_t trigger_mask[NUM_TRIGGER_STAGES]; | |
164 | uint8_t trigger_value[NUM_TRIGGER_STAGES]; | |
165 | // uint8_t trigger_buffer[NUM_TRIGGER_STAGES]; | |
69890f73 | 166 | |
d68e2d1a | 167 | struct sr_usb_dev_inst *usb; |
bf43ea23 | 168 | }; |
a1bb33af | 169 | |
a9a245b4 | 170 | static int hw_dev_config_set(int dev_index, int hwcap, void *value); |
a1bb33af UH |
171 | |
172 | static unsigned int get_memory_size(int type) | |
173 | { | |
fed16f06 UH |
174 | if (type == MEMORY_SIZE_8K) |
175 | return 8 * 1024; | |
176 | else if (type == MEMORY_SIZE_64K) | |
177 | return 64 * 1024; | |
178 | else if (type == MEMORY_SIZE_128K) | |
179 | return 128 * 1024; | |
180 | else if (type == MEMORY_SIZE_512K) | |
181 | return 512 * 1024; | |
182 | else | |
183 | return 0; | |
a1bb33af UH |
184 | } |
185 | ||
d68e2d1a | 186 | static int opendev4(struct sr_dev_inst **sdi, libusb_device *dev, |
408e7199 UH |
187 | struct libusb_device_descriptor *des) |
188 | { | |
ea9cfed7 | 189 | struct context *ctx; |
9a498834 UH |
190 | unsigned int i; |
191 | int err; | |
408e7199 | 192 | |
bf43ea23 UH |
193 | /* Note: sdi is non-NULL, the caller already checked this. */ |
194 | ||
ea9cfed7 | 195 | if (!(ctx = (*sdi)->priv)) { |
bf43ea23 UH |
196 | sr_err("zp: %s: (*sdi)->priv was NULL", __func__); |
197 | return -1; | |
198 | } | |
199 | ||
408e7199 | 200 | if ((err = libusb_get_device_descriptor(dev, des))) { |
7b48d6e1 | 201 | sr_err("zp: failed to get device descriptor: %d", err); |
408e7199 UH |
202 | return -1; |
203 | } | |
204 | ||
9a498834 | 205 | if (des->idVendor != USB_VENDOR) |
408e7199 UH |
206 | return 0; |
207 | ||
ea9cfed7 UH |
208 | if (libusb_get_bus_number(dev) == ctx->usb->bus |
209 | && libusb_get_device_address(dev) == ctx->usb->address) { | |
408e7199 | 210 | |
9a498834 UH |
211 | for (i = 0; i < ARRAY_SIZE(zeroplus_models); i++) { |
212 | if (!(des->idProduct == zeroplus_models[i].pid)) | |
408e7199 UH |
213 | continue; |
214 | ||
7b48d6e1 UH |
215 | sr_info("zp: Found ZeroPlus device 0x%04x (%s)", |
216 | des->idProduct, zeroplus_models[i].model_name); | |
ea9cfed7 UH |
217 | ctx->num_channels = zeroplus_models[i].channels; |
218 | ctx->memory_size = zeroplus_models[i].sample_depth * 1024; | |
408e7199 UH |
219 | break; |
220 | } | |
221 | ||
ea9cfed7 | 222 | if (ctx->num_channels == 0) { |
7b48d6e1 UH |
223 | sr_err("zp: Unknown ZeroPlus device 0x%04x", |
224 | des->idProduct); | |
408e7199 UH |
225 | return -2; |
226 | } | |
227 | ||
228 | /* Found it. */ | |
ea9cfed7 | 229 | if (!(err = libusb_open(dev, &(ctx->usb->devhdl)))) { |
5a2326a7 | 230 | (*sdi)->status = SR_ST_ACTIVE; |
7b48d6e1 | 231 | sr_info("zp: opened device %d on %d.%d interface %d", |
ea9cfed7 UH |
232 | (*sdi)->index, ctx->usb->bus, |
233 | ctx->usb->address, USB_INTERFACE); | |
408e7199 | 234 | } else { |
7b48d6e1 | 235 | sr_err("zp: failed to open device: %d", err); |
408e7199 UH |
236 | *sdi = NULL; |
237 | } | |
238 | } | |
239 | ||
240 | return 0; | |
241 | } | |
242 | ||
bb7ef793 | 243 | static struct sr_dev_inst *zp_open_dev(int dev_index) |
a1bb33af | 244 | { |
d68e2d1a | 245 | struct sr_dev_inst *sdi; |
a1bb33af UH |
246 | libusb_device **devlist; |
247 | struct libusb_device_descriptor des; | |
afc8e4de | 248 | int err, i; |
a1bb33af | 249 | |
bb7ef793 | 250 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) |
a1bb33af UH |
251 | return NULL; |
252 | ||
253 | libusb_get_device_list(usb_context, &devlist); | |
5a2326a7 | 254 | if (sdi->status == SR_ST_INACTIVE) { |
fed16f06 | 255 | /* Find the device by vendor, product, bus and address. */ |
a1bb33af | 256 | libusb_get_device_list(usb_context, &devlist); |
fed16f06 | 257 | for (i = 0; devlist[i]; i++) { |
408e7199 | 258 | /* TODO: Error handling. */ |
9a5c6dcf | 259 | err = opendev4(&sdi, devlist[i], &des); |
a1bb33af | 260 | } |
fed16f06 | 261 | } else { |
5a2326a7 | 262 | /* Status must be SR_ST_ACTIVE, i.e. already in use... */ |
a1bb33af UH |
263 | sdi = NULL; |
264 | } | |
265 | libusb_free_device_list(devlist, 1); | |
266 | ||
5a2326a7 | 267 | if (sdi && sdi->status != SR_ST_ACTIVE) |
a1bb33af UH |
268 | sdi = NULL; |
269 | ||
270 | return sdi; | |
271 | } | |
272 | ||
bb7ef793 | 273 | static void close_dev(struct sr_dev_inst *sdi) |
a1bb33af | 274 | { |
ea9cfed7 | 275 | struct context *ctx; |
69890f73 | 276 | |
ea9cfed7 | 277 | if (!(ctx = sdi->priv)) { |
69890f73 UH |
278 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
279 | return; /* FIXME */ | |
280 | } | |
281 | ||
ea9cfed7 | 282 | if (!ctx->usb->devhdl) |
408e7199 UH |
283 | return; |
284 | ||
7b48d6e1 | 285 | sr_info("zp: closing device %d on %d.%d interface %d", sdi->index, |
ea9cfed7 UH |
286 | ctx->usb->bus, ctx->usb->address, USB_INTERFACE); |
287 | libusb_release_interface(ctx->usb->devhdl, USB_INTERFACE); | |
288 | libusb_reset_device(ctx->usb->devhdl); | |
289 | libusb_close(ctx->usb->devhdl); | |
290 | ctx->usb->devhdl = NULL; | |
185ae2c5 | 291 | /* TODO: Call libusb_exit() here or only in hw_cleanup()? */ |
5a2326a7 | 292 | sdi->status = SR_ST_INACTIVE; |
a1bb33af UH |
293 | } |
294 | ||
d68e2d1a | 295 | static int configure_probes(struct sr_dev_inst *sdi, GSList *probes) |
a1bb33af | 296 | { |
ea9cfed7 | 297 | struct context *ctx; |
1afe8989 | 298 | struct sr_probe *probe; |
a1bb33af UH |
299 | GSList *l; |
300 | int probe_bit, stage, i; | |
301 | char *tc; | |
302 | ||
bf43ea23 | 303 | /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ |
ea9cfed7 | 304 | ctx = sdi->priv; |
bf43ea23 | 305 | |
ea9cfed7 | 306 | ctx->probe_mask = 0; |
fed16f06 | 307 | for (i = 0; i < NUM_TRIGGER_STAGES; i++) { |
ea9cfed7 UH |
308 | ctx->trigger_mask[i] = 0; |
309 | ctx->trigger_value[i] = 0; | |
a1bb33af UH |
310 | } |
311 | ||
312 | stage = -1; | |
fed16f06 | 313 | for (l = probes; l; l = l->next) { |
1afe8989 | 314 | probe = (struct sr_probe *)l->data; |
fed16f06 | 315 | if (probe->enabled == FALSE) |
a1bb33af UH |
316 | continue; |
317 | probe_bit = 1 << (probe->index - 1); | |
ea9cfed7 | 318 | ctx->probe_mask |= probe_bit; |
fed16f06 UH |
319 | |
320 | if (probe->trigger) { | |
a1bb33af | 321 | stage = 0; |
fed16f06 | 322 | for (tc = probe->trigger; *tc; tc++) { |
ea9cfed7 | 323 | ctx->trigger_mask[stage] |= probe_bit; |
fed16f06 | 324 | if (*tc == '1') |
ea9cfed7 | 325 | ctx->trigger_value[stage] |= probe_bit; |
a1bb33af | 326 | stage++; |
fed16f06 | 327 | if (stage > NUM_TRIGGER_STAGES) |
e46b8fb1 | 328 | return SR_ERR; |
a1bb33af UH |
329 | } |
330 | } | |
331 | } | |
332 | ||
e46b8fb1 | 333 | return SR_OK; |
a1bb33af UH |
334 | } |
335 | ||
a1bb33af UH |
336 | /* |
337 | * API callbacks | |
338 | */ | |
339 | ||
bb7ef793 | 340 | static int hw_init(const char *devinfo) |
a1bb33af | 341 | { |
d68e2d1a | 342 | struct sr_dev_inst *sdi; |
a1bb33af UH |
343 | struct libusb_device_descriptor des; |
344 | libusb_device **devlist; | |
345 | int err, devcnt, i; | |
ea9cfed7 | 346 | struct context *ctx; |
a1bb33af | 347 | |
17e1afcb | 348 | /* Avoid compiler warnings. */ |
bb7ef793 | 349 | (void)devinfo; |
afc8e4de | 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; | |
360 | ctx->num_channels = 32; /* TODO: This isn't initialized before it's needed :( */ | |
361 | ctx->memory_size = 0; | |
362 | ctx->probe_mask = 0; | |
363 | memset(ctx->trigger_mask, 0, NUM_TRIGGER_STAGES); | |
364 | memset(ctx->trigger_value, 0, NUM_TRIGGER_STAGES); | |
365 | // memset(ctx->trigger_buffer, 0, NUM_TRIGGER_STAGES); | |
bf43ea23 | 366 | |
fed16f06 | 367 | if (libusb_init(&usb_context) != 0) { |
7b48d6e1 | 368 | sr_err("zp: Failed to initialize USB."); |
a1bb33af UH |
369 | return 0; |
370 | } | |
371 | ||
fed16f06 | 372 | /* Find all ZeroPlus analyzers and add them to device list. */ |
a1bb33af | 373 | devcnt = 0; |
185ae2c5 | 374 | libusb_get_device_list(usb_context, &devlist); /* TODO: Errors. */ |
fed16f06 UH |
375 | |
376 | for (i = 0; devlist[i]; i++) { | |
a1bb33af | 377 | err = libusb_get_device_descriptor(devlist[i], &des); |
fed16f06 | 378 | if (err != 0) { |
7b48d6e1 | 379 | sr_err("zp: failed to get device descriptor: %d", err); |
a1bb33af UH |
380 | continue; |
381 | } | |
382 | ||
fed16f06 UH |
383 | if (des.idVendor == USB_VENDOR) { |
384 | /* | |
385 | * Definitely a Zeroplus. | |
386 | * TODO: Any way to detect specific model/version in | |
387 | * the zeroplus range? | |
388 | */ | |
bf43ea23 | 389 | /* Register the device with libsigrok. */ |
d68e2d1a | 390 | if (!(sdi = sr_dev_inst_new(devcnt, |
5a2326a7 | 391 | SR_ST_INACTIVE, USB_VENDOR_NAME, |
d68e2d1a UH |
392 | USB_MODEL_NAME, USB_MODEL_VERSION))) { |
393 | sr_err("zp: %s: sr_dev_inst_new failed", | |
bf43ea23 | 394 | __func__); |
a1bb33af | 395 | return 0; |
bf43ea23 UH |
396 | } |
397 | ||
ea9cfed7 | 398 | sdi->priv = ctx; |
bf43ea23 | 399 | |
d68e2d1a UH |
400 | dev_insts = |
401 | g_slist_append(dev_insts, sdi); | |
ea9cfed7 | 402 | ctx->usb = sr_usb_dev_inst_new( |
fed16f06 UH |
403 | libusb_get_bus_number(devlist[i]), |
404 | libusb_get_device_address(devlist[i]), NULL); | |
a1bb33af UH |
405 | devcnt++; |
406 | } | |
407 | } | |
408 | libusb_free_device_list(devlist, 1); | |
409 | ||
410 | return devcnt; | |
411 | } | |
412 | ||
e7eb703f | 413 | static int hw_dev_open(int dev_index) |
a1bb33af | 414 | { |
d68e2d1a | 415 | struct sr_dev_inst *sdi; |
ea9cfed7 | 416 | struct context *ctx; |
a1bb33af UH |
417 | int err; |
418 | ||
bb7ef793 | 419 | if (!(sdi = zp_open_dev(dev_index))) { |
7b48d6e1 | 420 | sr_err("zp: unable to open device"); |
e46b8fb1 | 421 | return SR_ERR; |
a1bb33af UH |
422 | } |
423 | ||
bb7ef793 | 424 | /* TODO: Note: sdi is retrieved in zp_open_dev(). */ |
bf43ea23 | 425 | |
ea9cfed7 | 426 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
427 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
428 | return SR_ERR_ARG; | |
429 | } | |
430 | ||
ea9cfed7 | 431 | err = libusb_set_configuration(ctx->usb->devhdl, USB_CONFIGURATION); |
185ae2c5 | 432 | if (err < 0) { |
133a37bf UH |
433 | sr_err("zp: Unable to set USB configuration %d: %d", |
434 | USB_CONFIGURATION, err); | |
185ae2c5 UH |
435 | return SR_ERR; |
436 | } | |
437 | ||
ea9cfed7 | 438 | err = libusb_claim_interface(ctx->usb->devhdl, USB_INTERFACE); |
fed16f06 | 439 | if (err != 0) { |
7b48d6e1 | 440 | sr_err("zp: Unable to claim interface: %d", err); |
e46b8fb1 | 441 | return SR_ERR; |
a1bb33af | 442 | } |
185ae2c5 | 443 | |
ea9cfed7 UH |
444 | analyzer_reset(ctx->usb->devhdl); |
445 | analyzer_initialize(ctx->usb->devhdl); | |
a1bb33af UH |
446 | |
447 | analyzer_set_memory_size(MEMORY_SIZE_512K); | |
fed16f06 | 448 | // analyzer_set_freq(g_freq, g_freq_scale); |
a1bb33af | 449 | analyzer_set_trigger_count(1); |
408e7199 UH |
450 | // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) |
451 | // * get_memory_size(g_memory_size)) / 100) >> 2); | |
fed16f06 UH |
452 | analyzer_set_ramsize_trigger_address( |
453 | (100 * get_memory_size(MEMORY_SIZE_512K) / 100) >> 2); | |
a1bb33af | 454 | |
fed16f06 UH |
455 | #if 0 |
456 | if (g_double_mode == 1) | |
a1bb33af UH |
457 | analyzer_set_compression(COMPRESSION_DOUBLE); |
458 | else if (g_compression == 1) | |
459 | analyzer_set_compression(COMPRESSION_ENABLE); | |
fed16f06 UH |
460 | else |
461 | #endif | |
462 | analyzer_set_compression(COMPRESSION_NONE); | |
a1bb33af | 463 | |
ea9cfed7 | 464 | if (ctx->cur_samplerate == 0) { |
408e7199 | 465 | /* Samplerate hasn't been set. Default to the slowest one. */ |
a9a245b4 | 466 | if (hw_dev_config_set(dev_index, SR_HWCAP_SAMPLERATE, |
73017cf9 | 467 | &samplerates.list[0]) == SR_ERR) |
e46b8fb1 | 468 | return SR_ERR; |
a1bb33af UH |
469 | } |
470 | ||
e46b8fb1 | 471 | return SR_OK; |
a1bb33af UH |
472 | } |
473 | ||
e7eb703f | 474 | static int hw_dev_close(int dev_index) |
a1bb33af | 475 | { |
d68e2d1a | 476 | struct sr_dev_inst *sdi; |
a1bb33af | 477 | |
bb7ef793 | 478 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) { |
bf43ea23 | 479 | sr_err("zp: %s: sdi was NULL", __func__); |
697785d1 UH |
480 | return SR_ERR; /* TODO: SR_ERR_ARG? */ |
481 | } | |
482 | ||
483 | /* TODO */ | |
bb7ef793 | 484 | close_dev(sdi); |
697785d1 UH |
485 | |
486 | return SR_OK; | |
a1bb33af UH |
487 | } |
488 | ||
57ab7d9f | 489 | static int hw_cleanup(void) |
a1bb33af UH |
490 | { |
491 | GSList *l; | |
d68e2d1a | 492 | struct sr_dev_inst *sdi; |
a1bb33af | 493 | |
d68e2d1a | 494 | for (l = dev_insts; l; l = l->next) { |
341ce415 BV |
495 | sdi = l->data; |
496 | /* Properly close all devices... */ | |
bb7ef793 | 497 | close_dev(sdi); |
341ce415 BV |
498 | /* ...and free all their memory. */ |
499 | sr_dev_inst_free(sdi); | |
500 | } | |
d68e2d1a UH |
501 | g_slist_free(dev_insts); |
502 | dev_insts = NULL; | |
a1bb33af | 503 | |
fed16f06 | 504 | if (usb_context) |
a1bb33af UH |
505 | libusb_exit(usb_context); |
506 | usb_context = NULL; | |
57ab7d9f UH |
507 | |
508 | return SR_OK; | |
a1bb33af UH |
509 | } |
510 | ||
5097b0d0 | 511 | static void *hw_dev_info_get(int dev_index, int dev_info_id) |
a1bb33af | 512 | { |
d68e2d1a | 513 | struct sr_dev_inst *sdi; |
ea9cfed7 | 514 | struct context *ctx; |
bf43ea23 | 515 | void *info; |
a1bb33af | 516 | |
bb7ef793 | 517 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) { |
bf43ea23 | 518 | sr_err("zp: %s: sdi was NULL", __func__); |
a1bb33af | 519 | return NULL; |
bf43ea23 UH |
520 | } |
521 | ||
ea9cfed7 | 522 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
523 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
524 | return NULL; | |
525 | } | |
a1bb33af | 526 | |
bb7ef793 | 527 | switch (dev_info_id) { |
1d9a8a5f | 528 | case SR_DI_INST: |
a1bb33af UH |
529 | info = sdi; |
530 | break; | |
5a2326a7 | 531 | case SR_DI_NUM_PROBES: |
ea9cfed7 | 532 | info = GINT_TO_POINTER(ctx->num_channels); |
a1bb33af | 533 | break; |
464d12c7 KS |
534 | case SR_DI_PROBE_NAMES: |
535 | info = probe_names; | |
536 | break; | |
5a2326a7 | 537 | case SR_DI_SAMPLERATES: |
a1bb33af UH |
538 | info = &samplerates; |
539 | break; | |
5a2326a7 | 540 | case SR_DI_TRIGGER_TYPES: |
a1bb33af UH |
541 | info = TRIGGER_TYPES; |
542 | break; | |
5a2326a7 | 543 | case SR_DI_CUR_SAMPLERATE: |
ea9cfed7 | 544 | info = &ctx->cur_samplerate; |
bf43ea23 UH |
545 | break; |
546 | default: | |
547 | /* Unknown device info ID, return NULL. */ | |
548 | sr_err("zp: %s: Unknown device info ID", __func__); | |
549 | info = NULL; | |
a1bb33af UH |
550 | break; |
551 | } | |
552 | ||
553 | return info; | |
554 | } | |
555 | ||
e7eb703f | 556 | static int hw_dev_status_get(int dev_index) |
a1bb33af | 557 | { |
d68e2d1a | 558 | struct sr_dev_inst *sdi; |
a1bb33af | 559 | |
bb7ef793 | 560 | sdi = sr_dev_inst_get(dev_insts, dev_index); |
fed16f06 | 561 | if (sdi) |
a1bb33af UH |
562 | return sdi->status; |
563 | else | |
5a2326a7 | 564 | return SR_ST_NOT_FOUND; |
a1bb33af UH |
565 | } |
566 | ||
ffedd0bf | 567 | static int *hw_hwcap_get_all(void) |
a1bb33af | 568 | { |
ffedd0bf | 569 | return hwcaps; |
a1bb33af UH |
570 | } |
571 | ||
a9a245b4 | 572 | static int set_samplerate(struct sr_dev_inst *sdi, uint64_t samplerate) |
a1bb33af | 573 | { |
ea9cfed7 | 574 | struct context *ctx; |
bf43ea23 UH |
575 | |
576 | if (!sdi) { | |
577 | sr_err("zp: %s: sdi was NULL", __func__); | |
578 | return SR_ERR_ARG; | |
579 | } | |
580 | ||
ea9cfed7 | 581 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
582 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
583 | return SR_ERR_ARG; | |
584 | } | |
585 | ||
73017cf9 UH |
586 | sr_info("zp: Setting samplerate to %" PRIu64 "Hz.", samplerate); |
587 | ||
59df0c77 UH |
588 | if (samplerate > SR_MHZ(1)) |
589 | analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ); | |
590 | else if (samplerate > SR_KHZ(1)) | |
591 | analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ); | |
a1bb33af | 592 | else |
fed16f06 | 593 | analyzer_set_freq(samplerate, FREQ_SCALE_HZ); |
a1bb33af | 594 | |
ea9cfed7 | 595 | ctx->cur_samplerate = samplerate; |
a1bb33af | 596 | |
e46b8fb1 | 597 | return SR_OK; |
a1bb33af UH |
598 | } |
599 | ||
a9a245b4 | 600 | static int hw_dev_config_set(int dev_index, int hwcap, void *value) |
a1bb33af | 601 | { |
d68e2d1a | 602 | struct sr_dev_inst *sdi; |
ea9cfed7 | 603 | struct context *ctx; |
a1bb33af | 604 | |
bb7ef793 | 605 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) { |
bf43ea23 | 606 | sr_err("zp: %s: sdi was NULL", __func__); |
e46b8fb1 | 607 | return SR_ERR; |
bf43ea23 UH |
608 | } |
609 | ||
ea9cfed7 | 610 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
611 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
612 | return SR_ERR_ARG; | |
613 | } | |
a1bb33af | 614 | |
ffedd0bf | 615 | switch (hwcap) { |
5a2326a7 | 616 | case SR_HWCAP_SAMPLERATE: |
ee61b340 | 617 | return set_samplerate(sdi, *(uint64_t *)value); |
5a2326a7 | 618 | case SR_HWCAP_PROBECONFIG: |
bf43ea23 | 619 | return configure_probes(sdi, (GSList *)value); |
5a2326a7 | 620 | case SR_HWCAP_LIMIT_SAMPLES: |
ea9cfed7 | 621 | ctx->limit_samples = *(uint64_t *)value; |
e46b8fb1 | 622 | return SR_OK; |
fed16f06 | 623 | default: |
e46b8fb1 | 624 | return SR_ERR; |
a1bb33af UH |
625 | } |
626 | } | |
627 | ||
69040b7c | 628 | static int hw_dev_acquisition_start(int dev_index, gpointer session_data) |
a1bb33af | 629 | { |
d68e2d1a | 630 | struct sr_dev_inst *sdi; |
b9c735a2 | 631 | struct sr_datafeed_packet packet; |
9c939c51 | 632 | struct sr_datafeed_logic logic; |
b9c735a2 | 633 | struct sr_datafeed_header header; |
9c939c51 | 634 | uint64_t samples_read; |
a1bb33af | 635 | int res; |
afc8e4de | 636 | unsigned int packet_num; |
a1bb33af | 637 | unsigned char *buf; |
ea9cfed7 | 638 | struct context *ctx; |
a1bb33af | 639 | |
bb7ef793 | 640 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) { |
bf43ea23 | 641 | sr_err("zp: %s: sdi was NULL", __func__); |
e46b8fb1 | 642 | return SR_ERR; |
bf43ea23 UH |
643 | } |
644 | ||
ea9cfed7 | 645 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
646 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
647 | return SR_ERR_ARG; | |
648 | } | |
a1bb33af | 649 | |
a143e4e5 | 650 | /* push configured settings to device */ |
ea9cfed7 | 651 | analyzer_configure(ctx->usb->devhdl); |
a143e4e5 | 652 | |
ea9cfed7 | 653 | analyzer_start(ctx->usb->devhdl); |
7b48d6e1 | 654 | sr_info("zp: Waiting for data"); |
ea9cfed7 | 655 | analyzer_wait_data(ctx->usb->devhdl); |
a1bb33af | 656 | |
7b48d6e1 | 657 | sr_info("zp: Stop address = 0x%x", |
ea9cfed7 | 658 | analyzer_get_stop_address(ctx->usb->devhdl)); |
7b48d6e1 | 659 | sr_info("zp: Now address = 0x%x", |
ea9cfed7 | 660 | analyzer_get_now_address(ctx->usb->devhdl)); |
7b48d6e1 | 661 | sr_info("zp: Trigger address = 0x%x", |
ea9cfed7 | 662 | analyzer_get_trigger_address(ctx->usb->devhdl)); |
a1bb33af | 663 | |
5a2326a7 | 664 | packet.type = SR_DF_HEADER; |
9c939c51 | 665 | packet.payload = &header; |
a1bb33af UH |
666 | header.feed_version = 1; |
667 | gettimeofday(&header.starttime, NULL); | |
ea9cfed7 UH |
668 | header.samplerate = ctx->cur_samplerate; |
669 | header.num_logic_probes = ctx->num_channels; | |
9c939c51 | 670 | sr_session_bus(session_data, &packet); |
a1bb33af | 671 | |
b53738ba | 672 | if (!(buf = g_try_malloc(PACKET_SIZE))) { |
bf43ea23 | 673 | sr_err("zp: %s: buf malloc failed", __func__); |
b53738ba UH |
674 | return SR_ERR_MALLOC; |
675 | } | |
676 | ||
9c939c51 | 677 | samples_read = 0; |
ea9cfed7 | 678 | analyzer_read_start(ctx->usb->devhdl); |
fed16f06 | 679 | /* Send the incoming transfer to the session bus. */ |
ea9cfed7 | 680 | for (packet_num = 0; packet_num < (ctx->memory_size * 4 / PACKET_SIZE); |
fed16f06 | 681 | packet_num++) { |
ea9cfed7 | 682 | res = analyzer_read_data(ctx->usb->devhdl, buf, PACKET_SIZE); |
7b48d6e1 | 683 | sr_info("zp: Tried to read %llx bytes, actually read %x bytes", |
b08024a8 | 684 | PACKET_SIZE, res); |
a1bb33af | 685 | |
5a2326a7 | 686 | packet.type = SR_DF_LOGIC; |
9c939c51 BV |
687 | packet.payload = &logic; |
688 | logic.length = PACKET_SIZE; | |
689 | logic.unitsize = 4; | |
690 | logic.data = buf; | |
691 | sr_session_bus(session_data, &packet); | |
692 | samples_read += res / 4; | |
a1bb33af | 693 | } |
ea9cfed7 | 694 | analyzer_read_stop(ctx->usb->devhdl); |
a1bb33af UH |
695 | g_free(buf); |
696 | ||
5a2326a7 | 697 | packet.type = SR_DF_END; |
9c939c51 | 698 | sr_session_bus(session_data, &packet); |
a1bb33af | 699 | |
e46b8fb1 | 700 | return SR_OK; |
a1bb33af UH |
701 | } |
702 | ||
bb7ef793 | 703 | /* This stops acquisition on ALL devices, ignoring dev_index. */ |
69040b7c | 704 | static int hw_dev_acquisition_stop(int dev_index, gpointer session_dev_id) |
a1bb33af | 705 | { |
b9c735a2 | 706 | struct sr_datafeed_packet packet; |
d68e2d1a | 707 | struct sr_dev_inst *sdi; |
ea9cfed7 | 708 | struct context *ctx; |
a1bb33af | 709 | |
5a2326a7 | 710 | packet.type = SR_DF_END; |
bb7ef793 | 711 | sr_session_bus(session_dev_id, &packet); |
a1bb33af | 712 | |
bb7ef793 | 713 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) { |
69890f73 | 714 | sr_err("zp: %s: sdi was NULL", __func__); |
3010f21c | 715 | return SR_ERR_BUG; |
69890f73 UH |
716 | } |
717 | ||
ea9cfed7 | 718 | if (!(ctx = sdi->priv)) { |
69890f73 | 719 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
3010f21c | 720 | return SR_ERR_BUG; |
69890f73 | 721 | } |
a1bb33af | 722 | |
ea9cfed7 | 723 | analyzer_reset(ctx->usb->devhdl); |
fed16f06 | 724 | /* TODO: Need to cancel and free any queued up transfers. */ |
3010f21c UH |
725 | |
726 | return SR_OK; | |
a1bb33af UH |
727 | } |
728 | ||
bb7ef793 | 729 | SR_PRIV struct sr_dev_plugin zeroplus_logic_cube_plugin_info = { |
e519ba86 UH |
730 | .name = "zeroplus-logic-cube", |
731 | .longname = "Zeroplus Logic Cube LAP-C series", | |
732 | .api_version = 1, | |
733 | .init = hw_init, | |
734 | .cleanup = hw_cleanup, | |
e7eb703f UH |
735 | .dev_open = hw_dev_open, |
736 | .dev_close = hw_dev_close, | |
5097b0d0 | 737 | .dev_info_get = hw_dev_info_get, |
e7eb703f | 738 | .dev_status_get = hw_dev_status_get, |
ffedd0bf | 739 | .hwcap_get_all = hw_hwcap_get_all, |
a9a245b4 | 740 | .dev_config_set = hw_dev_config_set, |
69040b7c UH |
741 | .dev_acquisition_start = hw_dev_acquisition_start, |
742 | .dev_acquisition_stop = hw_dev_acquisition_stop, | |
a1bb33af | 743 | }; |