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
63 #define Select_Edge_Mask 0xF5
64 #define Set_Edge_Mask 0xF6
67 #define K_Mauslesen 0xAA
70 SR_PRIV int sendEscaping(struct ipdbg_org_la_tcp *tcp, char *dataToSend, int length);
72 SR_PRIV struct ipdbg_org_la_tcp *ipdbg_org_la_new_tcp(void)
74 struct ipdbg_org_la_tcp *tcp;
76 tcp = g_malloc0(sizeof(struct ipdbg_org_la_tcp));
85 SR_PRIV int ipdbg_org_la_tcp_open(struct ipdbg_org_la_tcp *tcp)
87 struct addrinfo hints;
88 struct addrinfo *results, *res;
91 memset(&hints, 0, sizeof(hints));
92 hints.ai_family = AF_UNSPEC;
93 hints.ai_socktype = SOCK_STREAM;
94 hints.ai_protocol = IPPROTO_TCP;
96 err = getaddrinfo(tcp->address, tcp->port, &hints, &results);
99 sr_err("Address lookup failed: %s:%s: %s", tcp->address, tcp->port,
104 for (res = results; res; res = res->ai_next) {
105 if ((tcp->socket = socket(res->ai_family, res->ai_socktype,
106 res->ai_protocol)) < 0)
108 if (connect(tcp->socket, res->ai_addr, res->ai_addrlen) != 0) {
116 freeaddrinfo(results);
118 if (tcp->socket < 0) {
119 sr_err("Failed to connect to %s:%s: %s", tcp->address, tcp->port,
127 SR_PRIV int ipdbg_org_la_tcp_send(struct ipdbg_org_la_tcp *tcp, const uint8_t *buf, size_t len)
130 out = send(tcp->socket, (char*)buf, len, 0);
133 sr_err("Send error: %s", g_strerror(errno));
137 if ((unsigned int)out < len) {
138 sr_dbg("Only sent %d/%d bytes of data.", out, (int)len);
144 SR_PRIV int ipdbg_org_la_tcp_receive(struct ipdbg_org_la_tcp *tcp, uint8_t *buf, int bufsize)
148 while(received < bufsize)
152 len = recv(tcp->socket, (char*)(buf+received), bufsize-received, 0);
155 sr_err("Receive error: %s", g_strerror(errno));
167 SR_PRIV int ipdbg_org_la_tcp_close(struct ipdbg_org_la_tcp *tcp)
170 if (close(tcp->socket) >= 0)
178 SR_PRIV void ipdbg_org_la_tcp_free(struct ipdbg_org_la_tcp *tcp)
180 g_free(tcp->address);
184 SR_PRIV int ipdbg_org_la_convert_trigger(const struct sr_dev_inst *sdi)
186 struct ipdbg_org_la_dev_context *devc;
187 struct sr_trigger *trigger;
188 struct sr_trigger_stage *stage;
189 struct sr_trigger_match *match;
194 devc->num_stages = 0;
195 devc->num_transfers = 0;
196 devc->raw_sample_buf = NULL; /// name convert_trigger to init acquisition...
197 for (unsigned int i = 0; i < devc->DATA_WIDTH_BYTES; i++)
199 devc->trigger_mask[i] = 0;
200 devc->trigger_value[i] = 0;
201 devc->trigger_mask_last[i] = 0;
202 devc->trigger_value_last[i] = 0;
203 devc->trigger_edge_mask[i] = 0;
206 if (!(trigger = sr_session_trigger_get(sdi->session)))
211 for (l = trigger->stages; l; l = l->next)
214 for (m = stage->matches; m; m = m->next)
217 unsigned int byteIndex = (match->channel->index) /8;
218 unsigned char matchPattern = 1 << (match->channel->index - 8* byteIndex);
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 devc->trigger_edge_mask[byteIndex] &= ~matchPattern;
229 //sr_err("\n========ONE MASK===========");
232 else if (match->match == SR_TRIGGER_ZERO)
234 devc->trigger_value[byteIndex] &= ~matchPattern;
235 devc->trigger_mask[byteIndex] |= matchPattern;
236 devc->trigger_mask_last[byteIndex] &= ~matchPattern;
237 devc->trigger_edge_mask[byteIndex] &= ~matchPattern;
238 //sr_err("\n========ZERO MASK===========");
240 else if ( match->match == SR_TRIGGER_RISING)
242 devc->trigger_value[byteIndex] |= matchPattern;
243 devc->trigger_value_last[byteIndex] &= ~matchPattern;
244 devc->trigger_mask[byteIndex] |= matchPattern;
245 devc->trigger_mask_last[byteIndex] |= matchPattern;
246 devc->trigger_edge_mask[byteIndex] &= ~matchPattern;
247 //sr_err("\n==========RISING===========");
250 else if (match->match == SR_TRIGGER_FALLING )
252 devc->trigger_value[byteIndex] &= ~matchPattern;
253 devc->trigger_value_last[byteIndex] |= matchPattern;
254 devc->trigger_mask[byteIndex] |= matchPattern;
255 devc->trigger_mask_last[byteIndex] |= matchPattern;
256 devc->trigger_edge_mask[byteIndex] &= ~matchPattern;
257 //sr_err("\n========FALlING===========");
259 else if (match->match == SR_TRIGGER_EDGE)
261 devc->trigger_mask[byteIndex] &= ~matchPattern;
262 devc->trigger_mask_last[byteIndex] &= ~matchPattern;
263 devc->trigger_edge_mask[byteIndex] |= matchPattern;
273 SR_PRIV int ipdbg_org_la_receive_data(int fd, int revents, void *cb_data)
277 const struct sr_dev_inst *sdi;
278 struct ipdbg_org_la_dev_context *devc;
285 sdi = (const struct sr_dev_inst *)cb_data;
291 if (!(devc = sdi->priv))
298 struct ipdbg_org_la_tcp *tcp = sdi->conn;
299 struct sr_datafeed_packet packet;
300 struct sr_datafeed_logic logic;
303 if (!devc->raw_sample_buf)
305 devc->raw_sample_buf = g_try_malloc(devc->limit_samples*devc->DATA_WIDTH_BYTES);
306 if (!devc->raw_sample_buf) {
307 sr_warn("Sample buffer malloc failed.");
314 if (devc->num_transfers < devc->limit_samples_max*devc->DATA_WIDTH_BYTES)
318 if (ipdbg_org_la_tcp_receive(tcp, &byte, 1) == 1)
320 if(devc->num_transfers < devc->limit_samples*devc->DATA_WIDTH_BYTES)
321 devc->raw_sample_buf[devc->num_transfers] = byte;
323 devc->num_transfers++;
330 if (devc->delay_value > 0) {
331 /* There are pre-trigger samples, send those first. */
332 packet.type = SR_DF_LOGIC;
333 packet.payload = &logic;
334 //logic.length = devc->delay_value-1;
335 logic.length = devc->delay_value*devc->DATA_WIDTH_BYTES;
336 logic.unitsize = devc->DATA_WIDTH_BYTES;
337 logic.data = devc->raw_sample_buf;
338 sr_session_send(cb_data, &packet);
341 /* Send the trigger. */
342 packet.type = SR_DF_TRIGGER;
343 sr_session_send(cb_data, &packet);
345 /* Send post-trigger samples. */
346 packet.type = SR_DF_LOGIC;
347 packet.payload = &logic;
348 //logic.length = devc->limit_samples - devc->delay_value+1;
349 logic.length = (devc->limit_samples - devc->delay_value)*devc->DATA_WIDTH_BYTES;
350 logic.unitsize = devc->DATA_WIDTH_BYTES;
351 logic.data = devc->raw_sample_buf + devc->delay_value*devc->DATA_WIDTH_BYTES;
352 //logic.data = devc->raw_sample_buf + devc->delay_value-1;
353 sr_session_send(cb_data, &packet);
355 g_free(devc->raw_sample_buf);
356 devc->raw_sample_buf = NULL;
358 //serial_flush(serial);
359 ipdbg_org_la_abort_acquisition(sdi);
365 SR_PRIV int ipdbg_org_la_sendDelay(struct ipdbg_org_la_dev_context *devc, struct ipdbg_org_la_tcp *tcp)
370 maxSample = devc->limit_samples;
372 devc->delay_value = (maxSample/100.0) * devc->capture_ratio;
375 ipdbg_org_la_tcp_send(tcp, Befehl, 1);
377 ipdbg_org_la_tcp_send(tcp, Befehl, 1);
379 //sr_warn("delay 2");
382 char buf[4] = { devc->delay_value & 0x000000ff,
383 (devc->delay_value >> 8) & 0x000000ff,
384 (devc->delay_value >> 16) & 0x000000ff,
385 (devc->delay_value >> 24) & 0x000000ff};
387 for(size_t i = 0 ; i < devc->ADDR_WIDTH_BYTES ; ++i)
388 sendEscaping(tcp, &(buf[devc->ADDR_WIDTH_BYTES-1-i]), 1);
393 SR_PRIV int ipdbg_org_la_sendTrigger(struct ipdbg_org_la_dev_context *devc, struct ipdbg_org_la_tcp *tcp)
395 /////////////////////////////////////////////Mask////////////////////////////////////////////////////////////
398 ipdbg_org_la_tcp_send(tcp, buf, 1);
400 ipdbg_org_la_tcp_send(tcp, buf, 1);
402 ipdbg_org_la_tcp_send(tcp, buf, 1);
404 for(size_t k = 0 ; k < devc->DATA_WIDTH_BYTES ; ++k)
405 sendEscaping(tcp, devc->trigger_mask + devc->DATA_WIDTH_BYTES -1-k, 1);
408 /////////////////////////////////////////////Value////////////////////////////////////////////////////////////
410 ipdbg_org_la_tcp_send(tcp, buf, 1);
412 ipdbg_org_la_tcp_send(tcp, buf, 1);
414 ipdbg_org_la_tcp_send(tcp, buf, 1);
417 for(size_t k = 0 ; k < devc->DATA_WIDTH_BYTES ; ++k)
418 sendEscaping(tcp, devc->trigger_value + devc->DATA_WIDTH_BYTES -1-k, 1);
421 /////////////////////////////////////////////Mask_last////////////////////////////////////////////////////////////
423 ipdbg_org_la_tcp_send(tcp, buf, 1);
425 ipdbg_org_la_tcp_send(tcp, buf, 1);
427 ipdbg_org_la_tcp_send(tcp, buf, 1);
430 for(size_t k = 0 ; k < devc->DATA_WIDTH_BYTES ; ++k)
431 sendEscaping(tcp, devc->trigger_mask_last + devc->DATA_WIDTH_BYTES -1-k, 1);
434 /////////////////////////////////////////////Value_last////////////////////////////////////////////////////////////
436 ipdbg_org_la_tcp_send(tcp, buf, 1);
438 ipdbg_org_la_tcp_send(tcp, buf, 1);
440 ipdbg_org_la_tcp_send(tcp, buf, 1);
443 for(size_t k = 0 ; k < devc->DATA_WIDTH_BYTES ; ++k)
444 sendEscaping(tcp, devc->trigger_value_last + devc->DATA_WIDTH_BYTES -1-k, 1);
446 /////////////////////////////////////////////edge_mask////////////////////////////////////////////////////////////
448 ipdbg_org_la_tcp_send(tcp, buf, 1);
449 buf[0] = Select_Edge_Mask;
450 ipdbg_org_la_tcp_send(tcp, buf, 1);
451 buf[0] = Set_Edge_Mask;
452 ipdbg_org_la_tcp_send(tcp, buf, 1);
454 for(size_t k = 0 ; k < devc->DATA_WIDTH_BYTES ; ++k)
455 sendEscaping(tcp, devc->trigger_edge_mask + devc->DATA_WIDTH_BYTES -1-k, 1);
462 SR_PRIV int sendEscaping(struct ipdbg_org_la_tcp *tcp, char *dataToSend, int length)
466 uint8_t payload = *dataToSend++;
468 if ( payload == (uint8_t)reset )
470 uint8_t escapeSymbol = Escape;
473 if(ipdbg_org_la_tcp_send(tcp, &escapeSymbol, 1) != SR_OK)
474 sr_warn("can't send escape");
479 if ( payload == (char)Escape )
481 uint8_t escapeSymbol = Escape;
484 if(ipdbg_org_la_tcp_send(tcp, &escapeSymbol, 1) != SR_OK)
485 sr_warn("can't send escape");
488 if (ipdbg_org_la_tcp_send(tcp, &payload, 1) != SR_OK)
490 sr_warn("Can't send data");
497 SR_PRIV void ipdbg_org_la_get_addrwidth_and_datawidth(struct ipdbg_org_la_tcp *tcp, struct ipdbg_org_la_dev_context *devc)
501 auslesen[0]= K_Mauslesen;
503 if(ipdbg_org_la_tcp_send(tcp, auslesen, 1) != SR_OK)
504 sr_warn("Can't send K_Mauslesen");
508 if(ipdbg_org_la_tcp_receive(tcp, buf, 8) != 8)
509 sr_warn("getAddrAndDataWidth failed");
511 devc->DATA_WIDTH = buf[0] & 0x000000FF;
512 devc->DATA_WIDTH |= (buf[1] << 8) & 0x0000FF00;
513 devc->DATA_WIDTH |= (buf[2] << 16) & 0x00FF0000;
514 devc->DATA_WIDTH |= (buf[3] << 24) & 0xFF000000;
516 devc->ADDR_WIDTH = buf[4] & 0x000000FF;
517 devc->ADDR_WIDTH |= (buf[5] << 8) & 0x0000FF00;
518 devc->ADDR_WIDTH |= (buf[6] << 16) & 0x00FF0000;
519 devc->ADDR_WIDTH |= (buf[7] << 24) & 0xFF000000;
522 int HOST_WORD_SIZE = 8; // bits/ word
524 devc->DATA_WIDTH_BYTES = (devc->DATA_WIDTH+HOST_WORD_SIZE -1)/HOST_WORD_SIZE;
525 devc->ADDR_WIDTH_BYTES = (devc->ADDR_WIDTH+HOST_WORD_SIZE -1)/HOST_WORD_SIZE;
526 devc->limit_samples_max = (0x01 << devc->ADDR_WIDTH);
527 devc->limit_samples = devc->limit_samples_max;
531 devc->trigger_mask = g_malloc0(devc->DATA_WIDTH_BYTES);
532 devc->trigger_value = g_malloc0(devc->DATA_WIDTH_BYTES);
533 devc->trigger_mask_last = g_malloc0(devc->DATA_WIDTH_BYTES);
534 devc->trigger_value_last = g_malloc0(devc->DATA_WIDTH_BYTES);
535 devc->trigger_edge_mask = g_malloc0(devc->DATA_WIDTH_BYTES);
540 SR_PRIV struct ipdbg_org_la_dev_context *ipdbg_org_la_dev_new(void)
542 struct ipdbg_org_la_dev_context *devc;
544 devc = g_malloc0(sizeof(struct ipdbg_org_la_dev_context));
547 devc->capture_ratio = 50;
548 ///devc->num_bytes = 0;
553 SR_PRIV int ipdbg_org_la_sendReset(struct ipdbg_org_la_tcp *tcp)
557 if(ipdbg_org_la_tcp_send(tcp, buf, 1) != SR_OK)
558 sr_warn("Reset can't send");
562 SR_PRIV int ipdbg_org_la_requestID(struct ipdbg_org_la_tcp *tcp)
566 if(ipdbg_org_la_tcp_send(tcp, buf, 1) != SR_OK)
567 sr_warn("IDBG can't send");
570 if(ipdbg_org_la_tcp_receive(tcp, (uint8_t*)ID, 4) != 4)
572 sr_warn("IDBG can't read");
576 if (strncmp(ID, "IDBG", 4)) {
577 sr_err("Invalid reply (expected 'IDBG' '%c%c%c%c').", ID[0], ID[1], ID[2], ID[3]);
584 SR_PRIV void ipdbg_org_la_abort_acquisition(const struct sr_dev_inst *sdi)
587 struct ipdbg_org_la_tcp *tcp = sdi->conn;
589 sr_session_source_remove(sdi->session, tcp->socket);
591 std_session_send_df_end(sdi);
594 SR_PRIV int ipdbg_org_la_sendStart(struct ipdbg_org_la_tcp *tcp)
599 if(ipdbg_org_la_tcp_send(tcp, buf, 1) != SR_OK)
600 sr_warn("Reset can't send");