2 * This file is part of the libsigrok project.
4 * Copyright (C) 2016 danselmi <da@da>
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.
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.
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/>.
22 #define _WIN32_WINNT 0x0501
30 #include <sys/socket.h>
31 #include <netinet/in.h>
32 #include <arpa/inet.h>
43 #define IPDBG_LA_ID 0xBB
48 #define set_trigger 0x00
58 #define Last_Masks 0xF9
59 #define Mask_last 0xFB
61 #define Value_last 0xFF
64 #define K_Mauslesen 0xAA
67 SR_PRIV int sendEscaping(struct ipdbg_org_la_tcp *tcp, char *dataToSend, int length);
69 SR_PRIV struct ipdbg_org_la_tcp *ipdbg_org_la_new_tcp(void)
71 struct ipdbg_org_la_tcp *tcp;
73 tcp = g_malloc0(sizeof(struct ipdbg_org_la_tcp));
82 SR_PRIV int ipdbg_org_la_tcp_open(struct ipdbg_org_la_tcp *tcp)
84 struct addrinfo hints;
85 struct addrinfo *results, *res;
88 memset(&hints, 0, sizeof(hints));
89 hints.ai_family = AF_UNSPEC;
90 hints.ai_socktype = SOCK_STREAM;
91 hints.ai_protocol = IPPROTO_TCP;
93 err = getaddrinfo(tcp->address, tcp->port, &hints, &results);
96 sr_err("Address lookup failed: %s:%s: %s", tcp->address, tcp->port,
101 for (res = results; res; res = res->ai_next) {
102 if ((tcp->socket = socket(res->ai_family, res->ai_socktype,
103 res->ai_protocol)) < 0)
105 if (connect(tcp->socket, res->ai_addr, res->ai_addrlen) != 0) {
113 freeaddrinfo(results);
115 if (tcp->socket < 0) {
116 sr_err("Failed to connect to %s:%s: %s", tcp->address, tcp->port,
124 SR_PRIV int ipdbg_org_la_tcp_send(struct ipdbg_org_la_tcp *tcp, const uint8_t *buf, size_t len)
127 out = send(tcp->socket, (char*)buf, len, 0);
130 sr_err("Send error: %s", g_strerror(errno));
134 if ((unsigned int)out < len) {
135 sr_dbg("Only sent %d/%d bytes of data.", out, (int)len);
141 SR_PRIV int ipdbg_org_la_tcp_receive(struct ipdbg_org_la_tcp *tcp, uint8_t *buf, int bufsize)
145 while(received < bufsize)
149 len = recv(tcp->socket, (char*)(buf+received), bufsize-received, 0);
152 sr_err("Receive error: %s", g_strerror(errno));
164 SR_PRIV int ipdbg_org_la_tcp_close(struct ipdbg_org_la_tcp *tcp)
167 if (close(tcp->socket) >= 0)
175 SR_PRIV void ipdbg_org_la_tcp_free(struct ipdbg_org_la_tcp *tcp)
177 g_free(tcp->address);
181 SR_PRIV int ipdbg_org_la_convert_trigger(const struct sr_dev_inst *sdi)
183 struct ipdbg_org_la_dev_context *devc;
184 struct sr_trigger *trigger;
185 struct sr_trigger_stage *stage;
186 struct sr_trigger_match *match;
191 devc->num_stages = 0;
192 devc->num_transfers = 0;
193 devc->raw_sample_buf = NULL; /// name convert_trigger to init acquisition...
194 for (unsigned int i = 0; i < devc->DATA_WIDTH_BYTES; i++) // Hier werden die Trigger-Variabeln 0 gesetzt!
196 devc->trigger_mask[i] = 0;
197 devc->trigger_value[i] = 0;
198 devc->trigger_mask_last[i] = 0;
199 devc->trigger_value_last[i] = 0;
202 if (!(trigger = sr_session_trigger_get(sdi->session))) //
207 for (l = trigger->stages; l; l = l->next)
210 for (m = stage->matches; m; m = m->next)
213 unsigned int byteIndex = (match->channel->index) /8;
214 unsigned char matchPattern = 1 << (match->channel->index - 8* byteIndex);
215 //zeroTrigger |= matchPattern;
216 //sr_err("\n\nzerotrigger:%x\n\n",zeroTrigger);
217 //sr_err("\nbyteIndex:%i",byteIndex);
218 //sr_err("\nmatch Pattern:%i\n",matchPattern);
220 if (!match->channel->enabled)
221 /* Ignore disabled channels with a trigger. */
223 if (match->match == SR_TRIGGER_ONE )
225 devc->trigger_value[byteIndex] |= matchPattern;
226 devc->trigger_mask[byteIndex] |= matchPattern;
227 devc->trigger_mask_last[byteIndex] &= ~matchPattern;
228 //sr_err("\n========ONE MASK===========");
231 else if (match->match == SR_TRIGGER_ZERO)
233 devc->trigger_value[byteIndex] &= ~matchPattern;
234 devc->trigger_mask[byteIndex] |= matchPattern;
235 devc->trigger_mask_last[byteIndex] &= ~matchPattern;
236 //sr_err("\n========ZERO MASK===========");
238 else if ( match->match == SR_TRIGGER_RISING)
240 devc->trigger_value[byteIndex] |= matchPattern;
241 devc->trigger_value_last[byteIndex] &= ~matchPattern;
242 devc->trigger_mask[byteIndex] |= matchPattern;
243 devc->trigger_mask_last[byteIndex] |= matchPattern;
244 //sr_err("\n==========RISING===========");
247 else if (match->match == SR_TRIGGER_FALLING )
249 devc->trigger_value[byteIndex] &= ~matchPattern;
250 devc->trigger_value_last[byteIndex] |= matchPattern;
251 devc->trigger_mask[byteIndex] |= matchPattern;
252 devc->trigger_mask_last[byteIndex] |= matchPattern;
253 //sr_err("\n========FALlING===========");
263 SR_PRIV int ipdbg_org_la_receive_data(int fd, int revents, void *cb_data)
265 //sr_err("receive Data0\n");
268 const struct sr_dev_inst *sdi;
269 struct ipdbg_org_la_dev_context *devc;
276 sdi = (const struct sr_dev_inst *)cb_data;
281 //sr_err("receive Data1\n");
283 if (!(devc = sdi->priv))
288 //sr_err("receive Data2\n");
291 struct ipdbg_org_la_tcp *tcp = sdi->conn;
292 struct sr_datafeed_packet packet;
293 struct sr_datafeed_logic logic;
298 if (devc->num_transfers == 0 && revents == 0)
300 sr_warn("warten auf Eingangsdaten");
301 // Ignore timeouts as long as we haven't received anything
305 if (!devc->raw_sample_buf)
307 //sr_warn("allocating buffer");
308 devc->raw_sample_buf = g_try_malloc(devc->limit_samples*devc->DATA_WIDTH_BYTES);
310 if (!devc->raw_sample_buf) {
311 sr_warn("Sample buffer malloc failed.");
318 if (devc->num_transfers < devc->limit_samples_max*devc->DATA_WIDTH_BYTES)
324 if (ipdbg_org_la_tcp_receive(tcp, &byte, 1) == 1)
326 if(devc->num_transfers < devc->limit_samples*devc->DATA_WIDTH_BYTES)
327 devc->raw_sample_buf[devc->num_transfers] = byte;
328 devc->num_transfers++;
334 //sr_err("Received %d bytes", devc->num_transfers);
336 //sr_dbg("Received %d bytes.", devc->num_transfers);
338 if (devc->delay_value > 0) {
339 /* There are pre-trigger samples, send those first. */
340 packet.type = SR_DF_LOGIC;
341 packet.payload = &logic;
342 //logic.length = devc->delay_value-1;
343 logic.length = devc->delay_value*devc->DATA_WIDTH_BYTES;
344 logic.unitsize = devc->DATA_WIDTH_BYTES;
345 logic.data = devc->raw_sample_buf;
346 sr_session_send(cb_data, &packet);
349 /* Send the trigger. */
350 packet.type = SR_DF_TRIGGER;
351 sr_session_send(cb_data, &packet);
353 /* Send post-trigger samples. */
354 packet.type = SR_DF_LOGIC;
355 packet.payload = &logic;
356 //logic.length = devc->limit_samples - devc->delay_value+1;
357 logic.length = (devc->limit_samples - devc->delay_value)*devc->DATA_WIDTH_BYTES;
358 logic.unitsize = devc->DATA_WIDTH_BYTES;
359 logic.data = devc->raw_sample_buf + devc->delay_value*devc->DATA_WIDTH_BYTES;
360 //logic.data = devc->raw_sample_buf + devc->delay_value-1;
361 sr_session_send(cb_data, &packet);
363 g_free(devc->raw_sample_buf);
364 devc->raw_sample_buf = NULL;
366 //serial_flush(serial);
367 ipdbg_org_la_abort_acquisition(sdi);//////////////////////////////////////////////////////////////////////////////////////////////////////////////////
373 SR_PRIV int ipdbg_org_la_sendDelay(struct ipdbg_org_la_dev_context *devc, struct ipdbg_org_la_tcp *tcp)
378 maxSample = devc->limit_samples;
380 devc->delay_value = (maxSample/100.0) * devc->capture_ratio;
383 ipdbg_org_la_tcp_send(tcp, Befehl, 1);
385 ipdbg_org_la_tcp_send(tcp, Befehl, 1);
387 //sr_warn("delay 2");
390 char buf[4] = { devc->delay_value & 0x000000ff,
391 (devc->delay_value >> 8) & 0x000000ff,
392 (devc->delay_value >> 16) & 0x000000ff,
393 (devc->delay_value >> 24) & 0x000000ff};
395 for(size_t i = 0 ; i < devc->ADDR_WIDTH_BYTES ; ++i)
396 sendEscaping(tcp, &(buf[devc->ADDR_WIDTH_BYTES-1-i]), 1);
401 SR_PRIV int ipdbg_org_la_sendTrigger(struct ipdbg_org_la_dev_context *devc, struct ipdbg_org_la_tcp *tcp)
403 /////////////////////////////////////////////Mask////////////////////////////////////////////////////////////
406 ipdbg_org_la_tcp_send(tcp, buf, 1);
408 ipdbg_org_la_tcp_send(tcp, buf, 1);
410 ipdbg_org_la_tcp_send(tcp, buf, 1);
412 for(size_t k = 0 ; k < devc->DATA_WIDTH_BYTES ; ++k)
413 sendEscaping(tcp, devc->trigger_mask + devc->DATA_WIDTH_BYTES -1-k, 1);
416 /////////////////////////////////////////////Value////////////////////////////////////////////////////////////
418 ipdbg_org_la_tcp_send(tcp, buf, 1);
420 ipdbg_org_la_tcp_send(tcp, buf, 1);
422 ipdbg_org_la_tcp_send(tcp, buf, 1);
425 for(size_t k = 0 ; k < devc->DATA_WIDTH_BYTES ; ++k)
426 sendEscaping(tcp, devc->trigger_value + devc->DATA_WIDTH_BYTES -1-k, 1);
428 /////////////////////////////////////////////Mask_last////////////////////////////////////////////////////////////
430 ipdbg_org_la_tcp_send(tcp, buf, 1);
432 ipdbg_org_la_tcp_send(tcp, buf, 1);
434 ipdbg_org_la_tcp_send(tcp, buf, 1);
437 for(size_t k = 0 ; k < devc->DATA_WIDTH_BYTES ; ++k)
438 sendEscaping(tcp, devc->trigger_mask_last + devc->DATA_WIDTH_BYTES -1-k, 1);
441 /////////////////////////////////////////////Value_last////////////////////////////////////////////////////////////
443 ipdbg_org_la_tcp_send(tcp, buf, 1);
445 ipdbg_org_la_tcp_send(tcp, buf, 1);
447 ipdbg_org_la_tcp_send(tcp, buf, 1);
450 for(size_t k = 0 ; k < devc->DATA_WIDTH_BYTES ; ++k)
451 sendEscaping(tcp, devc->trigger_value_last + devc->DATA_WIDTH_BYTES -1-k, 1);
456 SR_PRIV int sendEscaping(struct ipdbg_org_la_tcp *tcp, char *dataToSend, int length)
460 uint8_t payload = *dataToSend++;
461 //sr_warn("payload %d", payload);
463 //sr_warn("send really");
465 if ( payload == (uint8_t)reset )
467 uint8_t escapeSymbol = Escape;
470 if(ipdbg_org_la_tcp_send(tcp, &escapeSymbol, 1) != SR_OK)
471 sr_warn("can't send escape");
476 if ( payload == (char)Escape )
478 uint8_t escapeSymbol = Escape;
481 if(ipdbg_org_la_tcp_send(tcp, &escapeSymbol, 1) != SR_OK)
482 sr_warn("can't send escape");
485 if (ipdbg_org_la_tcp_send(tcp, &payload, 1) != SR_OK)
487 sr_warn("Can't send data");
489 //sr_warn("length %d", length);
495 SR_PRIV void ipdbg_org_la_get_addrwidth_and_datawidth(struct ipdbg_org_la_tcp *tcp, struct ipdbg_org_la_dev_context *devc)
497 //sr_err("getAddrAndDataWidth\n");
500 auslesen[0]= K_Mauslesen;
502 if(ipdbg_org_la_tcp_send(tcp, auslesen, 1) != SR_OK)
503 sr_warn("Can't send K_Mauslesen");
504 //g_usleep(RESPONSE_DELAY_US);
509 if(ipdbg_org_la_tcp_receive(tcp, buf, 8) != 8)
510 sr_warn("getAddrAndDataWidth failed");
512 //sr_warn("getAddrAndDataWidth 0x%x:0x%x:0x%x:0x%x 0x%x:0x%x:0x%x:0x%x", buf[0],buf[1],buf[2],buf[3],buf[4],buf[5],buf[6],buf[7]);
514 devc->DATA_WIDTH = buf[0] & 0x000000FF;
515 devc->DATA_WIDTH |= (buf[1] << 8) & 0x0000FF00;
516 devc->DATA_WIDTH |= (buf[2] << 16) & 0x00FF0000;
517 devc->DATA_WIDTH |= (buf[3] << 24) & 0xFF000000;
519 devc->ADDR_WIDTH = buf[4] & 0x000000FF;
520 devc->ADDR_WIDTH |= (buf[5] << 8) & 0x0000FF00;
521 devc->ADDR_WIDTH |= (buf[6] << 16) & 0x00FF0000;
522 devc->ADDR_WIDTH |= (buf[7] << 24) & 0xFF000000;
526 //sr_warn("Datawidth: %d Addrwdth : %d", devc->DATA_WIDTH, devc->ADDR_WIDTH);
528 int HOST_WORD_SIZE = 8; // bits/ word
530 devc->DATA_WIDTH_BYTES = (devc->DATA_WIDTH+HOST_WORD_SIZE -1)/HOST_WORD_SIZE;
531 devc->ADDR_WIDTH_BYTES = (devc->ADDR_WIDTH+HOST_WORD_SIZE -1)/HOST_WORD_SIZE;
532 devc->limit_samples_max = (0x01 << devc->ADDR_WIDTH);
533 devc->limit_samples = devc->limit_samples_max;// (0x01 << HOST_WORD_SIZE);
534 //sr_err("DATA_WIDTH_BYTES: %d ADDR_WIDTH_BYTES : %d LIMIT_SAMPLES: %d", devc->DATA_WIDTH_BYTES, devc->ADDR_WIDTH_BYTES, devc->limit_samples );
538 devc->trigger_mask = g_malloc0(devc->DATA_WIDTH_BYTES);
539 devc->trigger_value = g_malloc0(devc->DATA_WIDTH_BYTES);
540 devc->trigger_mask_last = g_malloc0(devc->DATA_WIDTH_BYTES);
541 devc->trigger_value_last = g_malloc0(devc->DATA_WIDTH_BYTES);
546 SR_PRIV struct ipdbg_org_la_dev_context *ipdbg_org_la_dev_new(void)
548 struct ipdbg_org_la_dev_context *devc;
550 devc = g_malloc0(sizeof(struct ipdbg_org_la_dev_context));
553 devc->capture_ratio = 50;
554 ///devc->num_bytes = 0;
559 SR_PRIV int ipdbg_org_la_sendReset(struct ipdbg_org_la_tcp *tcp)
563 if(ipdbg_org_la_tcp_send(tcp, buf, 1) != SR_OK)
564 sr_warn("Reset can't send");
568 SR_PRIV int ipdbg_org_la_requestID(struct ipdbg_org_la_tcp *tcp)
572 if(ipdbg_org_la_tcp_send(tcp, buf, 1) != SR_OK)
573 sr_warn("IDBG can't send");
576 if(ipdbg_org_la_tcp_receive(tcp, (uint8_t*)ID, 4) != 4)
578 sr_warn("IDBG can't read");
582 if (strncmp(ID, "IDBG", 4)) {
583 sr_err("Invalid reply (expected 'IDBG' '%c%c%c%c').", ID[0], ID[1], ID[2], ID[3]);
590 SR_PRIV void ipdbg_org_la_abort_acquisition(const struct sr_dev_inst *sdi)
592 struct sr_datafeed_packet packet;
594 struct ipdbg_org_la_tcp *tcp = sdi->conn;
596 sr_session_source_remove(sdi->session, tcp->socket);
598 /* Terminate session */
599 packet.type = SR_DF_END;
600 sr_session_send(sdi, &packet);
603 SR_PRIV int ipdbg_org_la_sendStart(struct ipdbg_org_la_tcp *tcp)
608 if(ipdbg_org_la_tcp_send(tcp, buf, 1) != SR_OK)
609 sr_warn("Reset can't send");