1 /* 2 * \file trc_frame_deformatter.cpp 3 * \brief OpenCSD : 4 * 5 * \copyright Copyright (c) 2015, ARM Limited. All Rights Reserved. 6 */ 7 8 /* 9 * Redistribution and use in source and binary forms, with or without modification, 10 * are permitted provided that the following conditions are met: 11 * 12 * 1. Redistributions of source code must retain the above copyright notice, 13 * this list of conditions and the following disclaimer. 14 * 15 * 2. Redistributions in binary form must reproduce the above copyright notice, 16 * this list of conditions and the following disclaimer in the documentation 17 * and/or other materials provided with the distribution. 18 * 19 * 3. Neither the name of the copyright holder nor the names of its contributors 20 * may be used to endorse or promote products derived from this software without 21 * specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 25 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 29 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 30 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 32 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 */ 34 #include <cstring> 35 36 #include "common/trc_frame_deformatter.h" 37 #include "trc_frame_deformatter_impl.h" 38 39 /***************************************************************/ 40 /* Implementation */ 41 /***************************************************************/ 42 43 #ifdef __GNUC__ 44 // G++ doesn't like the ## pasting 45 #define DEFORMATTER_NAME "DFMT_CSFRAMES" 46 #else 47 // VC is fine 48 #define DEFORMATTER_NAME OCSD_CMPNAME_PREFIX_FRAMEDEFORMATTER##"_CSFRAMES" 49 #endif 50 51 TraceFmtDcdImpl::TraceFmtDcdImpl() : TraceComponent(DEFORMATTER_NAME), 52 m_cfgFlags(0), 53 m_force_sync_idx(0), 54 m_use_force_sync(false), 55 m_alignment(16), // assume frame aligned data as default. 56 m_b_output_packed_raw(false), 57 m_b_output_unpacked_raw(false) 58 59 { 60 resetStateParams(); 61 setRawChanFilterAll(true); 62 } 63 64 TraceFmtDcdImpl::TraceFmtDcdImpl(int instNum) : TraceComponent(DEFORMATTER_NAME, instNum), 65 m_cfgFlags(0), 66 m_force_sync_idx(0), 67 m_use_force_sync(false), 68 m_alignment(16) 69 { 70 resetStateParams(); 71 setRawChanFilterAll(true); 72 } 73 74 TraceFmtDcdImpl::~TraceFmtDcdImpl() 75 { 76 } 77 78 ocsd_datapath_resp_t TraceFmtDcdImpl::TraceDataIn( 79 const ocsd_datapath_op_t op, 80 const ocsd_trc_index_t index, 81 const uint32_t dataBlockSize, 82 const uint8_t *pDataBlock, 83 uint32_t *numBytesProcessed) 84 { 85 ocsd_datapath_resp_t resp = OCSD_RESP_FATAL_INVALID_OP; 86 InitCollateDataPathResp(); 87 88 m_b_output_packed_raw = m_RawTraceFrame.num_attached() && ((m_cfgFlags & OCSD_DFRMTR_PACKED_RAW_OUT) != 0); 89 m_b_output_unpacked_raw = m_RawTraceFrame.num_attached() && ((m_cfgFlags & OCSD_DFRMTR_UNPACKED_RAW_OUT) != 0); 90 91 switch(op) 92 { 93 case OCSD_OP_RESET: 94 resp = Reset(); 95 break; 96 97 case OCSD_OP_FLUSH: 98 resp = Flush(); 99 break; 100 101 case OCSD_OP_EOT: 102 // local 'flush' here? 103 // pass on EOT to connected ID streams 104 resp = executeNoneDataOpAllIDs(OCSD_OP_EOT); 105 break; 106 107 case OCSD_OP_DATA: 108 if((dataBlockSize <= 0) || ( pDataBlock == 0) || (numBytesProcessed == 0)) 109 resp = OCSD_RESP_FATAL_INVALID_PARAM; 110 else 111 resp = processTraceData(index,dataBlockSize, pDataBlock, numBytesProcessed); 112 break; 113 114 default: 115 break; 116 } 117 118 return resp; 119 } 120 121 /* enable / disable ID streams - default as all enabled */ 122 ocsd_err_t TraceFmtDcdImpl::OutputFilterIDs(std::vector<uint8_t> &id_list, bool bEnable) 123 { 124 ocsd_err_t err = OCSD_OK; 125 std::vector<uint8_t>::iterator iter = id_list.begin(); 126 uint8_t id = 0; 127 128 while((iter < id_list.end()) && (err == OCSD_OK)) 129 { 130 id = *iter; 131 if(id > 128) 132 err = OCSD_ERR_INVALID_ID; 133 else 134 { 135 m_IDStreams[id].set_enabled(bEnable); 136 m_raw_chan_enable[id] = bEnable; 137 } 138 iter++; 139 } 140 return err; 141 } 142 143 ocsd_err_t TraceFmtDcdImpl::OutputFilterAllIDs(bool bEnable) 144 { 145 for(uint8_t id = 0; id < 128; id++) 146 { 147 m_IDStreams[id].set_enabled(bEnable); 148 } 149 setRawChanFilterAll(bEnable); 150 return OCSD_OK; 151 } 152 153 void TraceFmtDcdImpl::setRawChanFilterAll(bool bEnable) 154 { 155 for(int i=0; i<128; i++) 156 { 157 m_raw_chan_enable[i] = bEnable; 158 } 159 } 160 161 const bool TraceFmtDcdImpl::rawChanEnabled(const uint8_t id) const 162 { 163 if(id < 128) 164 return m_raw_chan_enable[id]; 165 return false; 166 } 167 168 /* decode control */ 169 ocsd_datapath_resp_t TraceFmtDcdImpl::Reset() 170 { 171 resetStateParams(); 172 InitCollateDataPathResp(); 173 return executeNoneDataOpAllIDs(OCSD_OP_RESET); 174 } 175 176 ocsd_datapath_resp_t TraceFmtDcdImpl::Flush() 177 { 178 executeNoneDataOpAllIDs(OCSD_OP_FLUSH); // flush any upstream data. 179 if(dataPathCont()) 180 outputFrame(); // try to flush any partial frame data remaining 181 return highestDataPathResp(); 182 } 183 184 ocsd_datapath_resp_t TraceFmtDcdImpl::executeNoneDataOpAllIDs(ocsd_datapath_op_t op, 185 const ocsd_trc_index_t index /* = 0*/) 186 { 187 ITrcDataIn *pTrcComp = 0; 188 for(uint8_t id = 0; id < 128; id++) 189 { 190 if(m_IDStreams[id].num_attached()) 191 { 192 pTrcComp = m_IDStreams[id].first(); 193 while(pTrcComp) 194 { 195 CollateDataPathResp(pTrcComp->TraceDataIn(op,index,0,0,0)); 196 pTrcComp = m_IDStreams[id].next(); 197 } 198 } 199 } 200 201 if( m_RawTraceFrame.num_attached()) 202 { 203 if(m_RawTraceFrame.first()) 204 m_RawTraceFrame.first()->TraceRawFrameIn(op,0,OCSD_FRM_NONE,0,0,0); 205 } 206 return highestDataPathResp(); 207 } 208 209 void TraceFmtDcdImpl::outputRawMonBytes(const ocsd_datapath_op_t op, 210 const ocsd_trc_index_t index, 211 const ocsd_rawframe_elem_t frame_element, 212 const int dataBlockSize, 213 const uint8_t *pDataBlock, 214 const uint8_t traceID) 215 { 216 if( m_RawTraceFrame.num_attached()) 217 { 218 if(m_RawTraceFrame.first()) 219 m_RawTraceFrame.first()->TraceRawFrameIn(op,index,frame_element,dataBlockSize, pDataBlock,traceID); 220 } 221 } 222 223 void TraceFmtDcdImpl::CollateDataPathResp(const ocsd_datapath_resp_t resp) 224 { 225 // simple most severe error across multiple IDs. 226 if(resp > m_highestResp) m_highestResp = resp; 227 } 228 229 ocsd_datapath_resp_t TraceFmtDcdImpl::processTraceData( 230 const ocsd_trc_index_t index, 231 const uint32_t dataBlockSize, 232 const uint8_t *pDataBlock, 233 uint32_t *numBytesProcessed 234 ) 235 { 236 try { 237 238 if(!m_first_data) // is this the initial data block? 239 { 240 m_trc_curr_idx = index; 241 } 242 else 243 { 244 if(m_trc_curr_idx != index) // none continuous trace data - throw an error. 245 throw ocsdError(OCSD_ERR_SEV_ERROR,OCSD_ERR_DFMTR_NOTCONTTRACE,index); 246 } 247 248 if(dataBlockSize % m_alignment) // must be correctly aligned data 249 { 250 ocsdError err(OCSD_ERR_SEV_ERROR, OCSD_ERR_INVALID_PARAM_VAL); 251 char msg_buffer[64]; 252 sprintf(msg_buffer,"Input block incorrect size, must be %d byte multiple", m_alignment); 253 err.setMessage(msg_buffer); 254 throw ocsdError(&err); 255 } 256 257 // record the incoming block for extraction routines to use. 258 m_in_block_base = pDataBlock; 259 m_in_block_size = dataBlockSize; 260 m_in_block_processed = 0; 261 262 // processing loop... 263 if(checkForSync()) 264 { 265 bool bProcessing = true; 266 while(bProcessing) 267 { 268 bProcessing = extractFrame(); // will stop on end of input data. 269 if(bProcessing) 270 bProcessing = unpackFrame(); 271 if(bProcessing) 272 bProcessing = outputFrame(); // will stop on data path halt. 273 } 274 } 275 } 276 catch(const ocsdError &err) { 277 LogError(err); 278 CollateDataPathResp(OCSD_RESP_FATAL_INVALID_DATA); 279 } 280 catch(...) { 281 LogError(ocsdError(OCSD_ERR_SEV_ERROR, OCSD_ERR_FAIL)); 282 CollateDataPathResp(OCSD_RESP_FATAL_SYS_ERR); 283 } 284 285 if(!m_first_data) 286 m_first_data = true; 287 288 // update the outputs. 289 *numBytesProcessed = m_in_block_processed; 290 291 return highestDataPathResp(); 292 } 293 294 ocsd_err_t TraceFmtDcdImpl::DecodeConfigure(uint32_t flags) 295 { 296 const char *pszErrMsg = ""; 297 ocsd_err_t err = OCSD_OK; 298 299 if((flags & ~OCSD_DFRMTR_VALID_MASK) != 0) 300 { 301 err = OCSD_ERR_INVALID_PARAM_VAL; 302 pszErrMsg = "Unknown Config Flags"; 303 } 304 305 if((flags & OCSD_DFRMTR_VALID_MASK) == 0) 306 { 307 err = OCSD_ERR_INVALID_PARAM_VAL; 308 pszErrMsg = "No Config Flags Set"; 309 } 310 311 if((flags & (OCSD_DFRMTR_HAS_FSYNCS | OCSD_DFRMTR_HAS_HSYNCS)) && 312 (flags & OCSD_DFRMTR_FRAME_MEM_ALIGN) 313 ) 314 { 315 err = OCSD_ERR_INVALID_PARAM_VAL; 316 pszErrMsg = "Invalid Config Flag Combination Set"; 317 } 318 319 if(err != OCSD_OK) 320 { 321 ocsdError errObj(OCSD_ERR_SEV_ERROR,OCSD_ERR_INVALID_PARAM_VAL); 322 errObj.setMessage(pszErrMsg); 323 LogError(errObj); 324 } 325 else 326 { 327 m_cfgFlags = flags; 328 m_alignment = 16; 329 if(flags & OCSD_DFRMTR_HAS_FSYNCS) 330 m_alignment = 4; 331 else if(flags & OCSD_DFRMTR_HAS_HSYNCS) 332 m_alignment = 2; 333 } 334 return err; 335 } 336 337 void TraceFmtDcdImpl::resetStateParams() 338 { 339 // overall dynamic state - intra frame 340 m_trc_curr_idx = OCSD_BAD_TRC_INDEX; /* source index of current trace data */ 341 m_frame_synced = false; 342 m_first_data = false; 343 m_curr_src_ID = OCSD_BAD_CS_SRC_ID; 344 345 // current frame processing 346 m_ex_frm_n_bytes = 0; 347 m_trc_curr_idx_sof = OCSD_BAD_TRC_INDEX; 348 } 349 350 bool TraceFmtDcdImpl::checkForSync() 351 { 352 // we can sync on:- 353 // 16 byte alignment - standard input buffers such as ETB 354 // FSYNC packets in the stream 355 // forced index programmed into the object. 356 uint32_t unsynced_bytes = 0; 357 358 if(!m_frame_synced) 359 { 360 if(m_use_force_sync) 361 { 362 // is the force sync point in this block? 363 if((m_force_sync_idx >= m_trc_curr_idx) && (m_force_sync_idx < (m_trc_curr_idx + m_in_block_size))) 364 { 365 unsynced_bytes = m_force_sync_idx - m_trc_curr_idx; 366 m_frame_synced = true; 367 } 368 else 369 { 370 unsynced_bytes = m_in_block_size; 371 } 372 } 373 else if( m_cfgFlags & OCSD_DFRMTR_HAS_FSYNCS) // memory aligned data 374 { 375 unsynced_bytes = findfirstFSync(); 376 377 } 378 else 379 { 380 // OCSD_DFRMTR_FRAME_MEM_ALIGN - this has guaranteed 16 byte frame size and alignment. 381 m_frame_synced = true; 382 } 383 384 if(unsynced_bytes) 385 { 386 outputUnsyncedBytes(unsynced_bytes); 387 m_in_block_processed = unsynced_bytes; 388 m_trc_curr_idx += unsynced_bytes; 389 } 390 } 391 return m_frame_synced; 392 } 393 394 uint32_t TraceFmtDcdImpl::findfirstFSync() 395 { 396 uint32_t unsynced = m_in_block_size; // consider entire block as unsynced at present. 397 //**TBD - handle fsync patterns in TPIU captured code 398 return unsynced; 399 } 400 401 void TraceFmtDcdImpl::outputUnsyncedBytes(uint32_t /*num_bytes*/) 402 { 403 //**TBD: 404 } 405 406 int TraceFmtDcdImpl::checkForResetFSyncPatterns() 407 { 408 const uint32_t FSYNC_PATTERN = 0x7FFFFFFF; // LE host pattern for FSYNC 409 bool check_for_fsync = true; 410 int num_fsyncs = 0; 411 const uint8_t *dataPtr = m_in_block_base + m_in_block_processed; 412 413 while (check_for_fsync && (m_in_block_processed < m_in_block_size)) 414 { 415 // look for consecutive fsyncs as padding or for reset downstream - both cases will reset downstream.... 416 if (*((uint32_t *)(dataPtr)) == FSYNC_PATTERN) 417 { 418 dataPtr += sizeof(uint32_t); 419 num_fsyncs++; 420 } 421 else 422 check_for_fsync = false; 423 } 424 425 if (num_fsyncs) 426 { 427 printf("Frame deformatter: Found %d FSYNCS\n",num_fsyncs); 428 if ((num_fsyncs % 4) == 0) 429 { 430 // reset the upstream decoders 431 executeNoneDataOpAllIDs(OCSD_OP_RESET,m_trc_curr_idx); 432 433 // reset the intra frame parameters 434 m_curr_src_ID = OCSD_BAD_CS_SRC_ID; 435 m_ex_frm_n_bytes = 0; 436 m_trc_curr_idx_sof = OCSD_BAD_TRC_INDEX; 437 } 438 else 439 { 440 // TBD: throw processing error, none frame size block of fsyncs 441 } 442 } 443 return num_fsyncs * 4; 444 } 445 446 447 bool TraceFmtDcdImpl::extractFrame() 448 { 449 const uint32_t FSYNC_PATTERN = 0x7FFFFFFF; // LE host pattern for FSYNC 450 const uint16_t HSYNC_PATTERN = 0x7FFF; // LE host pattern for HSYNC 451 452 453 bool cont_process = true; // continue processing after extraction. 454 uint32_t f_sync_bytes = 0; // skipped f sync bytes 455 uint32_t h_sync_bytes = 0; // skipped h sync bytes 456 uint32_t ex_bytes = 0; // extracted bytes 457 458 // memory aligned sources are always multiples of frames, aligned to start. 459 if( m_cfgFlags & OCSD_DFRMTR_FRAME_MEM_ALIGN) 460 { 461 // some linux drivers (e.g. for perf) will insert FSYNCS to pad or differentiate 462 // between blocks of aligned data, always in frame aligned complete 16 byte frames. 463 if (m_cfgFlags & OCSD_DFRMTR_RESET_ON_4X_FSYNC) 464 { 465 f_sync_bytes = checkForResetFSyncPatterns(); 466 467 /* in this case the FSYNC pattern is output on both packed and unpacked cases */ 468 if (f_sync_bytes && (m_b_output_packed_raw || m_b_output_unpacked_raw)) 469 { 470 outputRawMonBytes(OCSD_OP_DATA, 471 m_trc_curr_idx, 472 OCSD_FRM_FSYNC, 473 f_sync_bytes, 474 m_in_block_base + m_in_block_processed, 475 0); 476 } 477 } 478 479 if((m_in_block_processed+f_sync_bytes) == m_in_block_size) 480 { 481 m_ex_frm_n_bytes = 0; 482 cont_process = false; // end of input data. 483 } 484 else 485 { 486 // always a complete frame. 487 m_ex_frm_n_bytes = OCSD_DFRMTR_FRAME_SIZE; 488 memcpy(m_ex_frm_data, m_in_block_base + m_in_block_processed + f_sync_bytes, m_ex_frm_n_bytes); 489 m_trc_curr_idx_sof = m_trc_curr_idx + f_sync_bytes; 490 ex_bytes = OCSD_DFRMTR_FRAME_SIZE; 491 } 492 } 493 else 494 { 495 // extract data accounting for frame syncs and hsyncs if present. 496 // we know we are aligned at this point - could be FSYNC or HSYNCs here. 497 498 // check what we a looking for 499 bool hasFSyncs = ((m_cfgFlags & OCSD_DFRMTR_HAS_FSYNCS) == OCSD_DFRMTR_HAS_FSYNCS); 500 bool hasHSyncs = ((m_cfgFlags & OCSD_DFRMTR_HAS_HSYNCS) == OCSD_DFRMTR_HAS_HSYNCS); 501 502 const uint8_t *dataPtr = m_in_block_base+m_in_block_processed; 503 const uint8_t *eodPtr = m_in_block_base+m_in_block_size; 504 505 cont_process = (bool)(dataPtr < eodPtr); 506 507 // can have FSYNCS at start of frame (in middle is an error). 508 if(hasFSyncs && cont_process && (m_ex_frm_n_bytes == 0)) 509 { 510 while((*((uint32_t *)(dataPtr)) == FSYNC_PATTERN) && cont_process) 511 { 512 f_sync_bytes += 4; 513 dataPtr += 4; 514 cont_process = (bool)(dataPtr < eodPtr); 515 516 // TBD: output raw FSYNC data on raw frame channel. 517 } 518 } 519 520 // not an FSYNC 521 while((m_ex_frm_n_bytes < OCSD_DFRMTR_FRAME_SIZE) && cont_process) 522 { 523 // check for illegal out of sequence FSYNC 524 if((m_ex_frm_n_bytes % 4) == 0) 525 { 526 if(*((uint32_t *)(dataPtr)) == FSYNC_PATTERN) 527 { 528 // throw an illegal FSYNC error 529 } 530 } 531 532 // mark start of frame after FSyncs 533 if(m_ex_frm_n_bytes == 0) 534 m_trc_curr_idx_sof = m_trc_curr_idx + f_sync_bytes; 535 536 m_ex_frm_data[m_ex_frm_n_bytes] = dataPtr[0]; 537 m_ex_frm_data[m_ex_frm_n_bytes+1] = dataPtr[1]; 538 m_ex_frm_n_bytes+=2; 539 ex_bytes +=2; 540 541 // check pair is not HSYNC 542 if(*((uint16_t *)(dataPtr)) == HSYNC_PATTERN) 543 { 544 if(hasHSyncs) 545 { 546 m_ex_frm_n_bytes-=2; 547 ex_bytes -= 2; 548 h_sync_bytes+=2; 549 550 // TBD: output raw HSYNC data on raw frame channel. 551 } 552 else 553 { 554 // throw illegal HSYNC error. 555 } 556 } 557 558 dataPtr += 2; 559 cont_process = (bool)(dataPtr < eodPtr); 560 } 561 562 // if we hit the end of data but still have a complete frame waiting, 563 // need to continue processing to allow it to be used. 564 if(!cont_process && (m_ex_frm_n_bytes == OCSD_DFRMTR_FRAME_SIZE)) 565 cont_process = true; 566 } 567 568 // output raw data on raw frame channel - packed raw. 569 if ((m_ex_frm_n_bytes == OCSD_DFRMTR_FRAME_SIZE) && m_b_output_packed_raw) 570 { 571 outputRawMonBytes( OCSD_OP_DATA, 572 m_trc_curr_idx, 573 OCSD_FRM_PACKED, 574 ex_bytes + f_sync_bytes + h_sync_bytes, 575 m_in_block_base+m_in_block_processed, 576 0); 577 } 578 579 // update the processed count for the buffer 580 m_in_block_processed += m_ex_frm_n_bytes + f_sync_bytes + h_sync_bytes; 581 582 // update index past the processed data 583 m_trc_curr_idx += m_ex_frm_n_bytes + f_sync_bytes + h_sync_bytes; 584 585 return cont_process; 586 } 587 588 bool TraceFmtDcdImpl::unpackFrame() 589 { 590 // unpack cannot fail as never called on incomplete frame. 591 uint8_t frameFlagBit = 0x1; 592 uint8_t newSrcID = OCSD_BAD_CS_SRC_ID; 593 bool PrevIDandIDChange = false; 594 595 // init output processing 596 m_out_data_idx = 0; 597 m_out_processed = 0; 598 599 // set up first out data packet... 600 m_out_data[m_out_data_idx].id = m_curr_src_ID; 601 m_out_data[m_out_data_idx].valid = 0; 602 m_out_data[m_out_data_idx].index = m_trc_curr_idx_sof; 603 m_out_data[m_out_data_idx].used = 0; 604 605 // work on byte pairs - bytes 0 - 13. 606 for(int i = 0; i < 14; i+=2) 607 { 608 PrevIDandIDChange = false; 609 610 // it's an ID + data 611 if(m_ex_frm_data[i] & 0x1) 612 { 613 newSrcID = (m_ex_frm_data[i] >> 1) & 0x7f; 614 if(newSrcID != m_curr_src_ID) // ID change 615 { 616 PrevIDandIDChange = ((frameFlagBit & m_ex_frm_data[15]) != 0); 617 618 // following byte for old id? 619 if(PrevIDandIDChange) 620 // 2nd byte always data 621 m_out_data[m_out_data_idx].data[m_out_data[m_out_data_idx].valid++] = m_ex_frm_data[i+1]; 622 623 // change ID 624 m_curr_src_ID = newSrcID; 625 626 // if we already have data in this buffer 627 if(m_out_data[m_out_data_idx].valid > 0) 628 { 629 m_out_data_idx++; // move to next buffer 630 m_out_data[m_out_data_idx].valid = 0; 631 m_out_data[m_out_data_idx].used = 0; 632 m_out_data[m_out_data_idx].index = m_trc_curr_idx_sof + i; 633 } 634 635 // set new ID on buffer 636 m_out_data[m_out_data_idx].id = m_curr_src_ID; 637 638 /// TBD - ID indexing in here. 639 } 640 } 641 else 642 // it's just data 643 { 644 m_out_data[m_out_data_idx].data[m_out_data[m_out_data_idx].valid++] = m_ex_frm_data[i] | ((frameFlagBit & m_ex_frm_data[15]) ? 0x1 : 0x0); 645 } 646 647 // 2nd byte always data 648 if(!PrevIDandIDChange) // output only if we didn't for an ID change + prev ID. 649 m_out_data[m_out_data_idx].data[m_out_data[m_out_data_idx].valid++] = m_ex_frm_data[i+1]; 650 651 frameFlagBit <<= 1; 652 } 653 654 // unpack byte 14; 655 656 // it's an ID 657 if(m_ex_frm_data[14] & 0x1) 658 { 659 // no matter if change or not, no associated data in byte 15 anyway so just set. 660 m_curr_src_ID = (m_ex_frm_data[14] >> 1) & 0x7f; 661 } 662 // it's data 663 else 664 { 665 m_out_data[m_out_data_idx].data[m_out_data[m_out_data_idx].valid++] = m_ex_frm_data[14] | ((frameFlagBit & m_ex_frm_data[15]) ? 0x1 : 0x0); 666 } 667 m_ex_frm_n_bytes = 0; // mark frame as empty; 668 return true; 669 } 670 671 // output data to channels. 672 bool TraceFmtDcdImpl::outputFrame() 673 { 674 bool cont_processing = true; 675 ITrcDataIn *pDataIn = 0; 676 uint32_t bytes_used; 677 678 // output each valid ID within the frame - stopping if we get a wait or error 679 while((m_out_processed < (m_out_data_idx + 1)) && cont_processing) 680 { 681 682 // may have data prior to a valid ID appearing 683 if(m_out_data[m_out_processed].id != OCSD_BAD_CS_SRC_ID) 684 { 685 if((pDataIn = m_IDStreams[m_out_data[m_out_processed].id].first()) != 0) 686 { 687 // log the stuff we are about to put out early so as to make it visible before interpretation 688 // however, don't re-output if only part used first time round. 689 if(m_b_output_unpacked_raw && (m_out_data[m_out_processed].used == 0) && rawChanEnabled( m_out_data[m_out_processed].id)) 690 { 691 outputRawMonBytes( OCSD_OP_DATA, 692 m_out_data[m_out_processed].index, 693 OCSD_FRM_ID_DATA, 694 m_out_data[m_out_processed].valid, 695 m_out_data[m_out_processed].data, 696 m_out_data[m_out_processed].id); 697 } 698 699 // output to the connected packet process 700 CollateDataPathResp(pDataIn->TraceDataIn(OCSD_OP_DATA, 701 m_out_data[m_out_processed].index + m_out_data[m_out_processed].used, 702 m_out_data[m_out_processed].valid - m_out_data[m_out_processed].used, 703 m_out_data[m_out_processed].data + m_out_data[m_out_processed].used, 704 &bytes_used)); 705 706 if(!dataPathCont()) 707 { 708 cont_processing = false; 709 m_out_data[m_out_processed].used += bytes_used; 710 if(m_out_data[m_out_processed].used == m_out_data[m_out_processed].valid) 711 m_out_processed++; // we have used up all this data. 712 } 713 else 714 { 715 m_out_processed++; // we have sent this data; 716 } 717 } 718 else 719 { 720 // optional raw output for debugging / monitor tools 721 if(m_b_output_unpacked_raw && rawChanEnabled( m_out_data[m_out_processed].id)) 722 { 723 outputRawMonBytes( OCSD_OP_DATA, 724 m_out_data[m_out_processed].index, 725 OCSD_FRM_ID_DATA, 726 m_out_data[m_out_processed].valid, 727 m_out_data[m_out_processed].data, 728 m_out_data[m_out_processed].id); 729 } 730 m_out_processed++; // skip past this data. 731 } 732 } 733 else 734 { 735 // optional raw output for debugging / monitor tools of unknown src ID data 736 if(m_b_output_unpacked_raw) 737 { 738 outputRawMonBytes( OCSD_OP_DATA, 739 m_out_data[m_out_processed].index, 740 OCSD_FRM_ID_DATA, 741 m_out_data[m_out_processed].valid, 742 m_out_data[m_out_processed].data, 743 m_out_data[m_out_processed].id); 744 } 745 m_out_processed++; // skip past this data. 746 } 747 } 748 return cont_processing; 749 } 750 751 /***************************************************************/ 752 /* interface */ 753 /***************************************************************/ 754 TraceFormatterFrameDecoder::TraceFormatterFrameDecoder() : m_pDecoder(0) 755 { 756 m_instNum = -1; 757 } 758 759 TraceFormatterFrameDecoder::TraceFormatterFrameDecoder(int instNum) : m_pDecoder(0) 760 { 761 m_instNum = instNum; 762 } 763 764 TraceFormatterFrameDecoder::~TraceFormatterFrameDecoder() 765 { 766 if(m_pDecoder) 767 { 768 delete m_pDecoder; 769 m_pDecoder = 0; 770 } 771 } 772 773 /* the data input interface from the reader / source */ 774 ocsd_datapath_resp_t TraceFormatterFrameDecoder::TraceDataIn( const ocsd_datapath_op_t op, 775 const ocsd_trc_index_t index, 776 const uint32_t dataBlockSize, 777 const uint8_t *pDataBlock, 778 uint32_t *numBytesProcessed) 779 { 780 return (m_pDecoder == 0) ? OCSD_RESP_FATAL_NOT_INIT : m_pDecoder->TraceDataIn(op,index,dataBlockSize,pDataBlock,numBytesProcessed); 781 } 782 783 /* attach a data processor to a stream ID output */ 784 componentAttachPt<ITrcDataIn> *TraceFormatterFrameDecoder::getIDStreamAttachPt(uint8_t ID) 785 { 786 componentAttachPt<ITrcDataIn> *pAttachPt = 0; 787 if((ID < 128) && (m_pDecoder != 0)) 788 pAttachPt = &(m_pDecoder->m_IDStreams[ID]); 789 return pAttachPt; 790 } 791 792 /* attach a data processor to the raw frame output */ 793 componentAttachPt<ITrcRawFrameIn> *TraceFormatterFrameDecoder::getTrcRawFrameAttachPt() 794 { 795 return (m_pDecoder != 0) ? &m_pDecoder->m_RawTraceFrame : 0; 796 } 797 798 799 componentAttachPt<ITrcSrcIndexCreator> *TraceFormatterFrameDecoder::getTrcSrcIndexAttachPt() 800 { 801 return (m_pDecoder != 0) ? &m_pDecoder->m_SrcIndexer : 0; 802 } 803 804 componentAttachPt<ITraceErrorLog> *TraceFormatterFrameDecoder::getErrLogAttachPt() 805 { 806 return (m_pDecoder != 0) ? m_pDecoder->getErrorLogAttachPt() : 0; 807 } 808 809 /* configuration - set operational mode for incoming stream (has FSYNCS etc) */ 810 ocsd_err_t TraceFormatterFrameDecoder::Configure(uint32_t cfg_flags) 811 { 812 if(!m_pDecoder) 813 { 814 if(m_instNum >= 0) 815 m_pDecoder = new (std::nothrow) TraceFmtDcdImpl(m_instNum); 816 else 817 m_pDecoder = new (std::nothrow) TraceFmtDcdImpl(); 818 if(!m_pDecoder) return OCSD_ERR_MEM; 819 } 820 m_pDecoder->m_cfgFlags = cfg_flags; 821 return OCSD_OK; 822 } 823 824 const uint32_t TraceFormatterFrameDecoder::getConfigFlags() const 825 { 826 uint32_t flags = 0; 827 if(m_pDecoder) 828 flags = m_pDecoder->m_cfgFlags; 829 return flags; 830 } 831 832 833 /* enable / disable ID streams - default as all enabled */ 834 ocsd_err_t TraceFormatterFrameDecoder::OutputFilterIDs(std::vector<uint8_t> &id_list, bool bEnable) 835 { 836 return (m_pDecoder == 0) ? OCSD_ERR_NOT_INIT : m_pDecoder->OutputFilterIDs(id_list,bEnable); 837 } 838 839 ocsd_err_t TraceFormatterFrameDecoder::OutputFilterAllIDs(bool bEnable) 840 { 841 return (m_pDecoder == 0) ? OCSD_ERR_NOT_INIT : m_pDecoder->OutputFilterAllIDs(bEnable); 842 } 843 844 /* decode control */ 845 ocsd_datapath_resp_t TraceFormatterFrameDecoder::Reset() 846 { 847 return (m_pDecoder == 0) ? OCSD_RESP_FATAL_NOT_INIT : m_pDecoder->Reset(); 848 } 849 850 ocsd_datapath_resp_t TraceFormatterFrameDecoder::Flush() 851 { 852 return (m_pDecoder == 0) ? OCSD_RESP_FATAL_NOT_INIT : m_pDecoder->Flush(); 853 } 854 855 856 /* End of File trc_frame_deformatter.cpp */ 857