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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(). */ |
d68e2d1a | 104 | static GSList *dev_insts = NULL; |
a1bb33af UH |
105 | |
106 | static libusb_context *usb_context = NULL; | |
107 | ||
fed16f06 UH |
108 | /* |
109 | * The hardware supports more samplerates than these, but these are the | |
110 | * options hardcoded into the vendor's Windows GUI. | |
111 | */ | |
a1bb33af | 112 | |
fed16f06 UH |
113 | /* |
114 | * TODO: We shouldn't support 150MHz and 200MHz on devices that don't go up | |
115 | * that high. | |
116 | */ | |
a533743d | 117 | static const uint64_t supported_samplerates[] = { |
c9140419 UH |
118 | SR_HZ(100), |
119 | SR_HZ(500), | |
59df0c77 UH |
120 | SR_KHZ(1), |
121 | SR_KHZ(5), | |
122 | SR_KHZ(25), | |
123 | SR_KHZ(50), | |
124 | SR_KHZ(100), | |
125 | SR_KHZ(200), | |
126 | SR_KHZ(400), | |
127 | SR_KHZ(800), | |
128 | SR_MHZ(1), | |
129 | SR_MHZ(10), | |
130 | SR_MHZ(25), | |
131 | SR_MHZ(50), | |
132 | SR_MHZ(80), | |
133 | SR_MHZ(100), | |
134 | SR_MHZ(150), | |
135 | SR_MHZ(200), | |
fed16f06 | 136 | 0, |
a1bb33af UH |
137 | }; |
138 | ||
a533743d | 139 | static const struct sr_samplerates samplerates = { |
590b9f9a UH |
140 | 0, |
141 | 0, | |
142 | 0, | |
fed16f06 | 143 | supported_samplerates, |
a1bb33af UH |
144 | }; |
145 | ||
ea9cfed7 UH |
146 | /* Private, per-device-instance driver context. */ |
147 | struct context { | |
bf43ea23 | 148 | uint64_t cur_samplerate; |
bf43ea23 UH |
149 | uint64_t limit_samples; |
150 | int num_channels; /* TODO: This isn't initialized before it's needed :( */ | |
151 | uint64_t memory_size; | |
152 | uint8_t probe_mask; | |
153 | uint8_t trigger_mask[NUM_TRIGGER_STAGES]; | |
154 | uint8_t trigger_value[NUM_TRIGGER_STAGES]; | |
155 | // uint8_t trigger_buffer[NUM_TRIGGER_STAGES]; | |
69890f73 | 156 | |
d68e2d1a | 157 | struct sr_usb_dev_inst *usb; |
bf43ea23 | 158 | }; |
a1bb33af | 159 | |
1b79df2f | 160 | static int hw_dev_config_set(int dev_index, int hwcap, const void *value); |
a1bb33af UH |
161 | |
162 | static unsigned int get_memory_size(int type) | |
163 | { | |
fed16f06 UH |
164 | if (type == MEMORY_SIZE_8K) |
165 | return 8 * 1024; | |
166 | else if (type == MEMORY_SIZE_64K) | |
167 | return 64 * 1024; | |
168 | else if (type == MEMORY_SIZE_128K) | |
169 | return 128 * 1024; | |
170 | else if (type == MEMORY_SIZE_512K) | |
171 | return 512 * 1024; | |
172 | else | |
173 | return 0; | |
a1bb33af UH |
174 | } |
175 | ||
d68e2d1a | 176 | static int opendev4(struct sr_dev_inst **sdi, libusb_device *dev, |
408e7199 UH |
177 | struct libusb_device_descriptor *des) |
178 | { | |
ea9cfed7 | 179 | struct context *ctx; |
9a498834 | 180 | unsigned int i; |
ebc34738 | 181 | int ret; |
408e7199 | 182 | |
bf43ea23 UH |
183 | /* Note: sdi is non-NULL, the caller already checked this. */ |
184 | ||
ea9cfed7 | 185 | if (!(ctx = (*sdi)->priv)) { |
bf43ea23 UH |
186 | sr_err("zp: %s: (*sdi)->priv was NULL", __func__); |
187 | return -1; | |
188 | } | |
189 | ||
ebc34738 UH |
190 | if ((ret = libusb_get_device_descriptor(dev, des))) { |
191 | sr_err("zp: failed to get device descriptor: %d", ret); | |
408e7199 UH |
192 | return -1; |
193 | } | |
194 | ||
9a498834 | 195 | if (des->idVendor != USB_VENDOR) |
408e7199 UH |
196 | return 0; |
197 | ||
ea9cfed7 UH |
198 | if (libusb_get_bus_number(dev) == ctx->usb->bus |
199 | && libusb_get_device_address(dev) == ctx->usb->address) { | |
408e7199 | 200 | |
9a498834 UH |
201 | for (i = 0; i < ARRAY_SIZE(zeroplus_models); i++) { |
202 | if (!(des->idProduct == zeroplus_models[i].pid)) | |
408e7199 UH |
203 | continue; |
204 | ||
8fdecced | 205 | sr_info("zp: Found ZEROPLUS device 0x%04x (%s)", |
7b48d6e1 | 206 | des->idProduct, zeroplus_models[i].model_name); |
ea9cfed7 UH |
207 | ctx->num_channels = zeroplus_models[i].channels; |
208 | ctx->memory_size = zeroplus_models[i].sample_depth * 1024; | |
408e7199 UH |
209 | break; |
210 | } | |
211 | ||
ea9cfed7 | 212 | if (ctx->num_channels == 0) { |
8fdecced | 213 | sr_err("zp: Unknown ZEROPLUS device 0x%04x", |
7b48d6e1 | 214 | des->idProduct); |
408e7199 UH |
215 | return -2; |
216 | } | |
217 | ||
218 | /* Found it. */ | |
ebc34738 | 219 | if (!(ret = libusb_open(dev, &(ctx->usb->devhdl)))) { |
5a2326a7 | 220 | (*sdi)->status = SR_ST_ACTIVE; |
7b48d6e1 | 221 | sr_info("zp: opened device %d on %d.%d interface %d", |
ea9cfed7 UH |
222 | (*sdi)->index, ctx->usb->bus, |
223 | ctx->usb->address, USB_INTERFACE); | |
408e7199 | 224 | } else { |
ebc34738 | 225 | sr_err("zp: failed to open device: %d", ret); |
408e7199 UH |
226 | *sdi = NULL; |
227 | } | |
228 | } | |
229 | ||
230 | return 0; | |
231 | } | |
232 | ||
bb7ef793 | 233 | static struct sr_dev_inst *zp_open_dev(int dev_index) |
a1bb33af | 234 | { |
d68e2d1a | 235 | struct sr_dev_inst *sdi; |
a1bb33af UH |
236 | libusb_device **devlist; |
237 | struct libusb_device_descriptor des; | |
2285cf9b | 238 | int i; |
a1bb33af | 239 | |
bb7ef793 | 240 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) |
a1bb33af UH |
241 | return NULL; |
242 | ||
243 | libusb_get_device_list(usb_context, &devlist); | |
5a2326a7 | 244 | if (sdi->status == SR_ST_INACTIVE) { |
fed16f06 | 245 | /* Find the device by vendor, product, bus and address. */ |
a1bb33af | 246 | libusb_get_device_list(usb_context, &devlist); |
fed16f06 | 247 | for (i = 0; devlist[i]; i++) { |
408e7199 | 248 | /* TODO: Error handling. */ |
2285cf9b | 249 | opendev4(&sdi, devlist[i], &des); |
a1bb33af | 250 | } |
fed16f06 | 251 | } else { |
5a2326a7 | 252 | /* Status must be SR_ST_ACTIVE, i.e. already in use... */ |
a1bb33af UH |
253 | sdi = NULL; |
254 | } | |
255 | libusb_free_device_list(devlist, 1); | |
256 | ||
5a2326a7 | 257 | if (sdi && sdi->status != SR_ST_ACTIVE) |
a1bb33af UH |
258 | sdi = NULL; |
259 | ||
260 | return sdi; | |
261 | } | |
262 | ||
bb7ef793 | 263 | static void close_dev(struct sr_dev_inst *sdi) |
a1bb33af | 264 | { |
ea9cfed7 | 265 | struct context *ctx; |
69890f73 | 266 | |
ea9cfed7 | 267 | if (!(ctx = sdi->priv)) { |
69890f73 UH |
268 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
269 | return; /* FIXME */ | |
270 | } | |
271 | ||
ea9cfed7 | 272 | if (!ctx->usb->devhdl) |
408e7199 UH |
273 | return; |
274 | ||
7b48d6e1 | 275 | sr_info("zp: closing device %d on %d.%d interface %d", sdi->index, |
ea9cfed7 UH |
276 | ctx->usb->bus, ctx->usb->address, USB_INTERFACE); |
277 | libusb_release_interface(ctx->usb->devhdl, USB_INTERFACE); | |
278 | libusb_reset_device(ctx->usb->devhdl); | |
279 | libusb_close(ctx->usb->devhdl); | |
280 | ctx->usb->devhdl = NULL; | |
185ae2c5 | 281 | /* TODO: Call libusb_exit() here or only in hw_cleanup()? */ |
5a2326a7 | 282 | sdi->status = SR_ST_INACTIVE; |
a1bb33af UH |
283 | } |
284 | ||
1b79df2f | 285 | static int configure_probes(struct sr_dev_inst *sdi, const GSList *probes) |
a1bb33af | 286 | { |
ea9cfed7 | 287 | struct context *ctx; |
1b79df2f JH |
288 | const struct sr_probe *probe; |
289 | const GSList *l; | |
a1bb33af UH |
290 | int probe_bit, stage, i; |
291 | char *tc; | |
292 | ||
bf43ea23 | 293 | /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ |
ea9cfed7 | 294 | ctx = sdi->priv; |
bf43ea23 | 295 | |
ea9cfed7 | 296 | ctx->probe_mask = 0; |
fed16f06 | 297 | for (i = 0; i < NUM_TRIGGER_STAGES; i++) { |
ea9cfed7 UH |
298 | ctx->trigger_mask[i] = 0; |
299 | ctx->trigger_value[i] = 0; | |
a1bb33af UH |
300 | } |
301 | ||
302 | stage = -1; | |
fed16f06 | 303 | for (l = probes; l; l = l->next) { |
1afe8989 | 304 | probe = (struct sr_probe *)l->data; |
fed16f06 | 305 | if (probe->enabled == FALSE) |
a1bb33af UH |
306 | continue; |
307 | probe_bit = 1 << (probe->index - 1); | |
ea9cfed7 | 308 | ctx->probe_mask |= probe_bit; |
fed16f06 UH |
309 | |
310 | if (probe->trigger) { | |
a1bb33af | 311 | stage = 0; |
fed16f06 | 312 | for (tc = probe->trigger; *tc; tc++) { |
ea9cfed7 | 313 | ctx->trigger_mask[stage] |= probe_bit; |
fed16f06 | 314 | if (*tc == '1') |
ea9cfed7 | 315 | ctx->trigger_value[stage] |= probe_bit; |
a1bb33af | 316 | stage++; |
fed16f06 | 317 | if (stage > NUM_TRIGGER_STAGES) |
e46b8fb1 | 318 | return SR_ERR; |
a1bb33af UH |
319 | } |
320 | } | |
321 | } | |
322 | ||
e46b8fb1 | 323 | return SR_OK; |
a1bb33af UH |
324 | } |
325 | ||
a1bb33af UH |
326 | /* |
327 | * API callbacks | |
328 | */ | |
329 | ||
40dda2c3 | 330 | static int hw_init(void) |
a1bb33af | 331 | { |
d68e2d1a | 332 | struct sr_dev_inst *sdi; |
a1bb33af UH |
333 | struct libusb_device_descriptor des; |
334 | libusb_device **devlist; | |
ebc34738 | 335 | int ret, devcnt, i; |
ea9cfed7 | 336 | struct context *ctx; |
a1bb33af | 337 | |
bf43ea23 | 338 | /* Allocate memory for our private driver context. */ |
ea9cfed7 UH |
339 | if (!(ctx = g_try_malloc(sizeof(struct context)))) { |
340 | sr_err("zp: %s: ctx malloc failed", __func__); | |
bf43ea23 UH |
341 | return 0; |
342 | } | |
343 | ||
344 | /* Set some sane defaults. */ | |
ea9cfed7 UH |
345 | ctx->cur_samplerate = 0; |
346 | ctx->limit_samples = 0; | |
6752905e UH |
347 | /* TODO: num_channels isn't initialized before it's needed :( */ |
348 | ctx->num_channels = NUM_PROBES; | |
ea9cfed7 UH |
349 | ctx->memory_size = 0; |
350 | ctx->probe_mask = 0; | |
351 | memset(ctx->trigger_mask, 0, NUM_TRIGGER_STAGES); | |
352 | memset(ctx->trigger_value, 0, NUM_TRIGGER_STAGES); | |
353 | // memset(ctx->trigger_buffer, 0, NUM_TRIGGER_STAGES); | |
bf43ea23 | 354 | |
fed16f06 | 355 | if (libusb_init(&usb_context) != 0) { |
7b48d6e1 | 356 | sr_err("zp: Failed to initialize USB."); |
a1bb33af UH |
357 | return 0; |
358 | } | |
359 | ||
8fdecced | 360 | /* Find all ZEROPLUS analyzers and add them to device list. */ |
a1bb33af | 361 | devcnt = 0; |
185ae2c5 | 362 | libusb_get_device_list(usb_context, &devlist); /* TODO: Errors. */ |
fed16f06 UH |
363 | |
364 | for (i = 0; devlist[i]; i++) { | |
ebc34738 UH |
365 | ret = libusb_get_device_descriptor(devlist[i], &des); |
366 | if (ret != 0) { | |
367 | sr_err("zp: failed to get device descriptor: %d", ret); | |
a1bb33af UH |
368 | continue; |
369 | } | |
370 | ||
fed16f06 UH |
371 | if (des.idVendor == USB_VENDOR) { |
372 | /* | |
8fdecced | 373 | * Definitely a ZEROPLUS. |
fed16f06 | 374 | * TODO: Any way to detect specific model/version in |
8fdecced | 375 | * the ZEROPLUS range? |
fed16f06 | 376 | */ |
bf43ea23 | 377 | /* Register the device with libsigrok. */ |
d68e2d1a | 378 | if (!(sdi = sr_dev_inst_new(devcnt, |
8fdecced UH |
379 | SR_ST_INACTIVE, VENDOR_NAME, |
380 | MODEL_NAME, MODEL_VERSION))) { | |
d68e2d1a | 381 | sr_err("zp: %s: sr_dev_inst_new failed", |
bf43ea23 | 382 | __func__); |
a1bb33af | 383 | return 0; |
bf43ea23 UH |
384 | } |
385 | ||
ea9cfed7 | 386 | sdi->priv = ctx; |
bf43ea23 | 387 | |
d68e2d1a UH |
388 | dev_insts = |
389 | g_slist_append(dev_insts, sdi); | |
ea9cfed7 | 390 | ctx->usb = sr_usb_dev_inst_new( |
fed16f06 UH |
391 | libusb_get_bus_number(devlist[i]), |
392 | libusb_get_device_address(devlist[i]), NULL); | |
a1bb33af UH |
393 | devcnt++; |
394 | } | |
395 | } | |
396 | libusb_free_device_list(devlist, 1); | |
397 | ||
398 | return devcnt; | |
399 | } | |
400 | ||
e7eb703f | 401 | static int hw_dev_open(int dev_index) |
a1bb33af | 402 | { |
d68e2d1a | 403 | struct sr_dev_inst *sdi; |
ea9cfed7 | 404 | struct context *ctx; |
ebc34738 | 405 | int ret; |
a1bb33af | 406 | |
bb7ef793 | 407 | if (!(sdi = zp_open_dev(dev_index))) { |
7b48d6e1 | 408 | sr_err("zp: unable to open device"); |
e46b8fb1 | 409 | return SR_ERR; |
a1bb33af UH |
410 | } |
411 | ||
bb7ef793 | 412 | /* TODO: Note: sdi is retrieved in zp_open_dev(). */ |
bf43ea23 | 413 | |
ea9cfed7 | 414 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
415 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
416 | return SR_ERR_ARG; | |
417 | } | |
418 | ||
ebc34738 UH |
419 | ret = libusb_set_configuration(ctx->usb->devhdl, USB_CONFIGURATION); |
420 | if (ret < 0) { | |
133a37bf | 421 | sr_err("zp: Unable to set USB configuration %d: %d", |
ebc34738 | 422 | USB_CONFIGURATION, ret); |
185ae2c5 UH |
423 | return SR_ERR; |
424 | } | |
425 | ||
ebc34738 UH |
426 | ret = libusb_claim_interface(ctx->usb->devhdl, USB_INTERFACE); |
427 | if (ret != 0) { | |
428 | sr_err("zp: Unable to claim interface: %d", ret); | |
e46b8fb1 | 429 | return SR_ERR; |
a1bb33af | 430 | } |
185ae2c5 | 431 | |
ea9cfed7 UH |
432 | analyzer_reset(ctx->usb->devhdl); |
433 | analyzer_initialize(ctx->usb->devhdl); | |
a1bb33af UH |
434 | |
435 | analyzer_set_memory_size(MEMORY_SIZE_512K); | |
fed16f06 | 436 | // analyzer_set_freq(g_freq, g_freq_scale); |
a1bb33af | 437 | analyzer_set_trigger_count(1); |
408e7199 UH |
438 | // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) |
439 | // * get_memory_size(g_memory_size)) / 100) >> 2); | |
fed16f06 UH |
440 | analyzer_set_ramsize_trigger_address( |
441 | (100 * get_memory_size(MEMORY_SIZE_512K) / 100) >> 2); | |
a1bb33af | 442 | |
fed16f06 UH |
443 | #if 0 |
444 | if (g_double_mode == 1) | |
a1bb33af UH |
445 | analyzer_set_compression(COMPRESSION_DOUBLE); |
446 | else if (g_compression == 1) | |
447 | analyzer_set_compression(COMPRESSION_ENABLE); | |
fed16f06 UH |
448 | else |
449 | #endif | |
450 | analyzer_set_compression(COMPRESSION_NONE); | |
a1bb33af | 451 | |
ea9cfed7 | 452 | if (ctx->cur_samplerate == 0) { |
408e7199 | 453 | /* Samplerate hasn't been set. Default to the slowest one. */ |
a9a245b4 | 454 | if (hw_dev_config_set(dev_index, SR_HWCAP_SAMPLERATE, |
73017cf9 | 455 | &samplerates.list[0]) == SR_ERR) |
e46b8fb1 | 456 | return SR_ERR; |
a1bb33af UH |
457 | } |
458 | ||
e46b8fb1 | 459 | return SR_OK; |
a1bb33af UH |
460 | } |
461 | ||
e7eb703f | 462 | static int hw_dev_close(int dev_index) |
a1bb33af | 463 | { |
d68e2d1a | 464 | struct sr_dev_inst *sdi; |
a1bb33af | 465 | |
bb7ef793 | 466 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) { |
bf43ea23 | 467 | sr_err("zp: %s: sdi was NULL", __func__); |
697785d1 UH |
468 | return SR_ERR; /* TODO: SR_ERR_ARG? */ |
469 | } | |
470 | ||
471 | /* TODO */ | |
bb7ef793 | 472 | close_dev(sdi); |
697785d1 UH |
473 | |
474 | return SR_OK; | |
a1bb33af UH |
475 | } |
476 | ||
57ab7d9f | 477 | static int hw_cleanup(void) |
a1bb33af UH |
478 | { |
479 | GSList *l; | |
d68e2d1a | 480 | struct sr_dev_inst *sdi; |
a1bb33af | 481 | |
d68e2d1a | 482 | for (l = dev_insts; l; l = l->next) { |
341ce415 BV |
483 | sdi = l->data; |
484 | /* Properly close all devices... */ | |
bb7ef793 | 485 | close_dev(sdi); |
341ce415 BV |
486 | /* ...and free all their memory. */ |
487 | sr_dev_inst_free(sdi); | |
488 | } | |
d68e2d1a UH |
489 | g_slist_free(dev_insts); |
490 | dev_insts = NULL; | |
a1bb33af | 491 | |
fed16f06 | 492 | if (usb_context) |
a1bb33af UH |
493 | libusb_exit(usb_context); |
494 | usb_context = NULL; | |
57ab7d9f UH |
495 | |
496 | return SR_OK; | |
a1bb33af UH |
497 | } |
498 | ||
b7f578be | 499 | static const void *hw_dev_info_get(int dev_index, int dev_info_id) |
a1bb33af | 500 | { |
d68e2d1a | 501 | struct sr_dev_inst *sdi; |
ea9cfed7 | 502 | struct context *ctx; |
b7f578be | 503 | const void *info; |
a1bb33af | 504 | |
bb7ef793 | 505 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) { |
bf43ea23 | 506 | sr_err("zp: %s: sdi was NULL", __func__); |
a1bb33af | 507 | return NULL; |
bf43ea23 UH |
508 | } |
509 | ||
ea9cfed7 | 510 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
511 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
512 | return NULL; | |
513 | } | |
a1bb33af | 514 | |
6752905e UH |
515 | sr_spew("zp: %s: dev_index %d, dev_info_id %d.", __func__, |
516 | dev_index, dev_info_id); | |
517 | ||
bb7ef793 | 518 | switch (dev_info_id) { |
1d9a8a5f | 519 | case SR_DI_INST: |
a1bb33af | 520 | info = sdi; |
6752905e | 521 | sr_spew("zp: %s: Returning sdi.", __func__); |
a1bb33af | 522 | break; |
5a2326a7 | 523 | case SR_DI_NUM_PROBES: |
ea9cfed7 | 524 | info = GINT_TO_POINTER(ctx->num_channels); |
6752905e UH |
525 | sr_spew("zp: %s: Returning number of probes: %d.", __func__, |
526 | NUM_PROBES); | |
a1bb33af | 527 | break; |
464d12c7 KS |
528 | case SR_DI_PROBE_NAMES: |
529 | info = probe_names; | |
6752905e | 530 | sr_spew("zp: %s: Returning probenames.", __func__); |
464d12c7 | 531 | break; |
5a2326a7 | 532 | case SR_DI_SAMPLERATES: |
a1bb33af | 533 | info = &samplerates; |
6752905e | 534 | sr_spew("zp: %s: Returning samplerates.", __func__); |
a1bb33af | 535 | break; |
5a2326a7 | 536 | case SR_DI_TRIGGER_TYPES: |
a1bb33af | 537 | info = TRIGGER_TYPES; |
6752905e | 538 | sr_spew("zp: %s: Returning triggertypes: %s.", __func__, info); |
a1bb33af | 539 | break; |
5a2326a7 | 540 | case SR_DI_CUR_SAMPLERATE: |
ea9cfed7 | 541 | info = &ctx->cur_samplerate; |
6752905e UH |
542 | sr_spew("zp: %s: Returning samplerate: %" PRIu64 "Hz.", |
543 | __func__, ctx->cur_samplerate); | |
bf43ea23 UH |
544 | break; |
545 | default: | |
546 | /* Unknown device info ID, return NULL. */ | |
547 | sr_err("zp: %s: Unknown device info ID", __func__); | |
548 | info = NULL; | |
a1bb33af UH |
549 | break; |
550 | } | |
551 | ||
552 | return info; | |
553 | } | |
554 | ||
e7eb703f | 555 | static int hw_dev_status_get(int dev_index) |
a1bb33af | 556 | { |
d68e2d1a | 557 | struct sr_dev_inst *sdi; |
a1bb33af | 558 | |
bb7ef793 | 559 | sdi = sr_dev_inst_get(dev_insts, dev_index); |
fed16f06 | 560 | if (sdi) |
a1bb33af UH |
561 | return sdi->status; |
562 | else | |
5a2326a7 | 563 | return SR_ST_NOT_FOUND; |
a1bb33af UH |
564 | } |
565 | ||
915f7cc8 | 566 | static const int *hw_hwcap_get_all(void) |
a1bb33af | 567 | { |
ffedd0bf | 568 | return hwcaps; |
a1bb33af UH |
569 | } |
570 | ||
a9a245b4 | 571 | static int set_samplerate(struct sr_dev_inst *sdi, uint64_t samplerate) |
a1bb33af | 572 | { |
ea9cfed7 | 573 | struct context *ctx; |
bf43ea23 UH |
574 | |
575 | if (!sdi) { | |
576 | sr_err("zp: %s: sdi was NULL", __func__); | |
577 | return SR_ERR_ARG; | |
578 | } | |
579 | ||
ea9cfed7 | 580 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
581 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
582 | return SR_ERR_ARG; | |
583 | } | |
584 | ||
73017cf9 UH |
585 | sr_info("zp: Setting samplerate to %" PRIu64 "Hz.", samplerate); |
586 | ||
59df0c77 UH |
587 | if (samplerate > SR_MHZ(1)) |
588 | analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ); | |
589 | else if (samplerate > SR_KHZ(1)) | |
590 | analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ); | |
a1bb33af | 591 | else |
fed16f06 | 592 | analyzer_set_freq(samplerate, FREQ_SCALE_HZ); |
a1bb33af | 593 | |
ea9cfed7 | 594 | ctx->cur_samplerate = samplerate; |
a1bb33af | 595 | |
e46b8fb1 | 596 | return SR_OK; |
a1bb33af UH |
597 | } |
598 | ||
1b79df2f | 599 | static int hw_dev_config_set(int dev_index, int hwcap, const void *value) |
a1bb33af | 600 | { |
d68e2d1a | 601 | struct sr_dev_inst *sdi; |
ea9cfed7 | 602 | struct context *ctx; |
a1bb33af | 603 | |
bb7ef793 | 604 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) { |
bf43ea23 | 605 | sr_err("zp: %s: sdi was NULL", __func__); |
e46b8fb1 | 606 | return SR_ERR; |
bf43ea23 UH |
607 | } |
608 | ||
ea9cfed7 | 609 | if (!(ctx = sdi->priv)) { |
bf43ea23 UH |
610 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
611 | return SR_ERR_ARG; | |
612 | } | |
a1bb33af | 613 | |
ffedd0bf | 614 | switch (hwcap) { |
5a2326a7 | 615 | case SR_HWCAP_SAMPLERATE: |
1b79df2f | 616 | return set_samplerate(sdi, *(const uint64_t *)value); |
5a2326a7 | 617 | case SR_HWCAP_PROBECONFIG: |
1b79df2f | 618 | return configure_probes(sdi, (const GSList *)value); |
5a2326a7 | 619 | case SR_HWCAP_LIMIT_SAMPLES: |
1b79df2f | 620 | ctx->limit_samples = *(const uint64_t *)value; |
e46b8fb1 | 621 | return SR_OK; |
fed16f06 | 622 | default: |
e46b8fb1 | 623 | return SR_ERR; |
a1bb33af UH |
624 | } |
625 | } | |
626 | ||
3cd3a20b | 627 | static int hw_dev_acquisition_start(int dev_index, void *cb_data) |
a1bb33af | 628 | { |
d68e2d1a | 629 | struct sr_dev_inst *sdi; |
b9c735a2 | 630 | struct sr_datafeed_packet packet; |
9c939c51 | 631 | struct sr_datafeed_logic logic; |
b9c735a2 | 632 | struct sr_datafeed_header header; |
f366e86c | 633 | struct sr_datafeed_meta_logic meta; |
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); | |
f366e86c BV |
668 | sr_session_send(cb_data, &packet); |
669 | ||
670 | /* Send metadata about the SR_DF_LOGIC packets to come. */ | |
671 | packet.type = SR_DF_META_LOGIC; | |
672 | packet.payload = &meta; | |
673 | meta.samplerate = ctx->cur_samplerate; | |
674 | meta.num_probes = ctx->num_channels; | |
3cd3a20b | 675 | sr_session_send(cb_data, &packet); |
a1bb33af | 676 | |
b53738ba | 677 | if (!(buf = g_try_malloc(PACKET_SIZE))) { |
bf43ea23 | 678 | sr_err("zp: %s: buf malloc failed", __func__); |
b53738ba UH |
679 | return SR_ERR_MALLOC; |
680 | } | |
681 | ||
9c939c51 | 682 | samples_read = 0; |
ea9cfed7 | 683 | analyzer_read_start(ctx->usb->devhdl); |
fed16f06 | 684 | /* Send the incoming transfer to the session bus. */ |
ea9cfed7 | 685 | for (packet_num = 0; packet_num < (ctx->memory_size * 4 / PACKET_SIZE); |
fed16f06 | 686 | packet_num++) { |
ea9cfed7 | 687 | res = analyzer_read_data(ctx->usb->devhdl, buf, PACKET_SIZE); |
7b48d6e1 | 688 | sr_info("zp: Tried to read %llx bytes, actually read %x bytes", |
b08024a8 | 689 | PACKET_SIZE, res); |
a1bb33af | 690 | |
5a2326a7 | 691 | packet.type = SR_DF_LOGIC; |
9c939c51 BV |
692 | packet.payload = &logic; |
693 | logic.length = PACKET_SIZE; | |
694 | logic.unitsize = 4; | |
695 | logic.data = buf; | |
3cd3a20b | 696 | sr_session_send(cb_data, &packet); |
9c939c51 | 697 | samples_read += res / 4; |
a1bb33af | 698 | } |
ea9cfed7 | 699 | analyzer_read_stop(ctx->usb->devhdl); |
a1bb33af UH |
700 | g_free(buf); |
701 | ||
5a2326a7 | 702 | packet.type = SR_DF_END; |
3cd3a20b | 703 | sr_session_send(cb_data, &packet); |
a1bb33af | 704 | |
e46b8fb1 | 705 | return SR_OK; |
a1bb33af UH |
706 | } |
707 | ||
3cd3a20b UH |
708 | /* TODO: This stops acquisition on ALL devices, ignoring dev_index. */ |
709 | static int hw_dev_acquisition_stop(int dev_index, void *cb_data) | |
a1bb33af | 710 | { |
b9c735a2 | 711 | struct sr_datafeed_packet packet; |
d68e2d1a | 712 | struct sr_dev_inst *sdi; |
ea9cfed7 | 713 | struct context *ctx; |
a1bb33af | 714 | |
5a2326a7 | 715 | packet.type = SR_DF_END; |
3cd3a20b | 716 | sr_session_send(cb_data, &packet); |
a1bb33af | 717 | |
bb7ef793 | 718 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) { |
69890f73 | 719 | sr_err("zp: %s: sdi was NULL", __func__); |
3010f21c | 720 | return SR_ERR_BUG; |
69890f73 UH |
721 | } |
722 | ||
ea9cfed7 | 723 | if (!(ctx = sdi->priv)) { |
69890f73 | 724 | sr_err("zp: %s: sdi->priv was NULL", __func__); |
3010f21c | 725 | return SR_ERR_BUG; |
69890f73 | 726 | } |
a1bb33af | 727 | |
ea9cfed7 | 728 | analyzer_reset(ctx->usb->devhdl); |
fed16f06 | 729 | /* TODO: Need to cancel and free any queued up transfers. */ |
3010f21c UH |
730 | |
731 | return SR_OK; | |
a1bb33af UH |
732 | } |
733 | ||
c09f0b57 | 734 | SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info = { |
e519ba86 | 735 | .name = "zeroplus-logic-cube", |
8fdecced | 736 | .longname = "ZEROPLUS Logic Cube LAP-C series", |
e519ba86 UH |
737 | .api_version = 1, |
738 | .init = hw_init, | |
739 | .cleanup = hw_cleanup, | |
e7eb703f UH |
740 | .dev_open = hw_dev_open, |
741 | .dev_close = hw_dev_close, | |
5097b0d0 | 742 | .dev_info_get = hw_dev_info_get, |
e7eb703f | 743 | .dev_status_get = hw_dev_status_get, |
ffedd0bf | 744 | .hwcap_get_all = hw_hwcap_get_all, |
a9a245b4 | 745 | .dev_config_set = hw_dev_config_set, |
69040b7c UH |
746 | .dev_acquisition_start = hw_dev_acquisition_start, |
747 | .dev_acquisition_stop = hw_dev_acquisition_stop, | |
a1bb33af | 748 | }; |