cvmx-tra.c revision 215990
1/***********************license start*************** 2 * Copyright (c) 2003-2010 Cavium Networks (support@cavium.com). All rights 3 * reserved. 4 * 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are 8 * met: 9 * 10 * * Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 13 * * Redistributions in binary form must reproduce the above 14 * copyright notice, this list of conditions and the following 15 * disclaimer in the documentation and/or other materials provided 16 * with the distribution. 17 18 * * Neither the name of Cavium Networks nor the names of 19 * its contributors may be used to endorse or promote products 20 * derived from this software without specific prior written 21 * permission. 22 23 * This Software, including technical data, may be subject to U.S. export control 24 * laws, including the U.S. Export Administration Act and its associated 25 * regulations, and may be subject to export or import regulations in other 26 * countries. 27 28 * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS" 29 * AND WITH ALL FAULTS AND CAVIUM NETWORKS MAKES NO PROMISES, REPRESENTATIONS OR 30 * WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT TO 31 * THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY REPRESENTATION OR 32 * DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT DEFECTS, AND CAVIUM 33 * SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES OF TITLE, 34 * MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR PURPOSE, LACK OF 35 * VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT, QUIET POSSESSION OR 36 * CORRESPONDENCE TO DESCRIPTION. THE ENTIRE RISK ARISING OUT OF USE OR 37 * PERFORMANCE OF THE SOFTWARE LIES WITH YOU. 38 ***********************license end**************************************/ 39 40 41 42 43 44 45/** 46 * @file 47 * 48 * Interface to the Trace buffer hardware. 49 * 50 * <hr>$Revision: 30644 $<hr> 51 */ 52#ifdef CVMX_BUILD_FOR_LINUX_KERNEL 53#include <linux/module.h> 54#include <asm/octeon/cvmx.h> 55#include <asm/octeon/cvmx-tra.h> 56#else 57#include "cvmx.h" 58#include "cvmx-tra.h" 59#endif 60 61static const char *TYPE_ARRAY[] = { 62 "DWB - Don't write back", 63 "PL2 - Prefetch into L2", 64 "PSL1 - Dcache fill, skip L2", 65 "LDD - Dcache fill", 66 "LDI - Icache/IO fill", 67 "LDT - Icache/IO fill, skip L2", 68 "STF - Store full", 69 "STC - Store conditional", 70 "STP - Store partial", 71 "STT - Store full, skip L2", 72 "IOBLD8 - IOB 8bit load", 73 "IOBLD16 - IOB 16bit load", 74 "IOBLD32 - IOB 32bit load", 75 "IOBLD64 - IOB 64bit load", 76 "IOBST - IOB store", 77 "IOBDMA - Async IOB", 78 "SAA - Store atomic add", 79 "RSVD17", 80 "RSVD18", 81 "RSVD19", 82 "RSVD20", 83 "RSVD21", 84 "RSVD22", 85 "RSVD23", 86 "RSVD24", 87 "RSVD25", 88 "RSVD26", 89 "RSVD27", 90 "RSVD28", 91 "RSVD29", 92 "RSVD30", 93 "RSVD31" 94}; 95 96static const char *TYPE_ARRAY2[] = { 97 "NOP - None", 98 "LDT - Icache/IO fill, skip L2", 99 "LDI - Icache/IO fill", 100 "PL2 - Prefetch into L2", 101 "RPL2 - Mark for replacement in L2", 102 "DWB - Don't write back", 103 "RSVD6", 104 "RSVD7", 105 "LDD - Dcache fill", 106 "PSL1 - Prefetch L1, skip L2", 107 "RSVD10", 108 "RSVD11", 109 "RSVD12", 110 "RSVD13", 111 "RSVD14", 112 "IOBDMA - Async IOB", 113 "STF - Store full", 114 "STT - Store full, skip L2", 115 "STP - Store partial", 116 "STC - Store conditional", 117 "STFIL1 - Store full, invalidate L1", 118 "STTIL1 - Store full, skip L2, invalidate L1", 119 "FAS32 - Atomic 32bit swap", 120 "FAS64 - Atomic 64bit swap", 121 "WBIL2i - Writeback, invalidate, by index/way", 122 "LTGL2i - Read tag@index/way", 123 "STGL2i - Write tag@index/way", 124 "RSVD27", 125 "INVL2 - Invalidate, by address", 126 "WBIL2 - Writeback, invalidate, by address", 127 "WBL2 - Writeback, by address", 128 "LCKL2 - Allocate, lock, by address", 129 "IOBLD8 - IOB 8bit load", 130 "IOBLD16 - IOB 16bit load", 131 "IOBLD32 - IOB 32bit load", 132 "IOBLD64 - IOB 64bit load", 133 "IOBST8 - IOB 8bit store", 134 "IOBST16 - IOB 16bit store", 135 "IOBST32 - IOB 32bit store", 136 "IOBST64 - IOB 64bit store", 137 "SET8 - 8bit Atomic swap with 1's", 138 "SET16 - 16bit Atomic swap with 1's", 139 "SET32 - 32bit Atomic swap with 1's", 140 "SET64 - 64bit Atomic swap with 1's", 141 "CLR8 - 8bit Atomic swap with 0's", 142 "CLR16 - 16bit Atomic swap with 0's", 143 "CLR32 - 32bit Atomic swap with 0's", 144 "CLR64 - 64bit Atomic swap with 0's", 145 "INCR8 - 8bit Atomic fetch & add by 1", 146 "INCR16 - 16bit Atomic fetch & add by 1", 147 "INCR32 - 32bit Atomic fetch & add by 1", 148 "INCR64 - 64bit Atomic fetch & add by 1", 149 "DECR8 - 8bit Atomic fetch & add by -1", 150 "DECR16 - 16bit Atomic fetch & add by -1", 151 "DECR32 - 32bit Atomic fetch & add by -1", 152 "DECR64 - 64bit Atomic fetch & add by -1", 153 "RSVD56", 154 "RSVD57", 155 "FAA32 - 32bit Atomic fetch and add", 156 "FAA64 - 64bit Atomic fetch and add", 157 "RSVD60", 158 "RSVD61", 159 "SAA32 - 32bit Atomic add", 160 "SAA64 - 64bit Atomic add" 161}; 162 163static const char *SOURCE_ARRAY[] = { 164 "PP0", 165 "PP1", 166 "PP2", 167 "PP3", 168 "PP4", 169 "PP5", 170 "PP6", 171 "PP7", 172 "PP8", 173 "PP9", 174 "PP10", 175 "PP11", 176 "PP12", 177 "PP13", 178 "PP14", 179 "PP15", 180 "PIP/IPD", 181 "PKO-R", 182 "FPA/TIM/DFA/PCI/ZIP/POW/PKO-W", 183 "DWB", 184 "RSVD20", 185 "RSVD21", 186 "RSVD22", 187 "RSVD23", 188 "RSVD24", 189 "RSVD25", 190 "RSVD26", 191 "RSVD27", 192 "RSVD28", 193 "RSVD29", 194 "RSVD30", 195 "RSVD31" 196}; 197 198static const char *DEST_ARRAY[] = { 199 "CIU/GPIO", 200 "RSVD1", 201 "RSVD2", 202 "PCI/PCIe/SLI", 203 "KEY", 204 "FPA", 205 "DFA", 206 "ZIP", 207 "RNG", 208 "IPD", 209 "PKO", 210 "RSVD11", 211 "POW", 212 "USB0", 213 "RAD", 214 "RSVD15", 215 "RSVD16", 216 "RSVD17", 217 "RSVD18", 218 "RSVD19", 219 "RSVD20", 220 "RSVD21", 221 "RSVD22", 222 "RSVD23", 223 "RSVD24", 224 "RSVD25", 225 "RSVD26", 226 "DPI", 227 "RSVD28", 228 "RSVD29", 229 "FAU", 230 "RSVD31" 231}; 232 233#define CVMX_TRA_SOURCE_MASK (OCTEON_IS_MODEL(OCTEON_CN63XX) ? 0xf00ff : 0xfffff) 234#define CVMX_TRA_DESTINATION_MASK 0xfffffffful 235 236/** 237 * @INTERNAL 238 * Setup the trace buffer filter command mask. The bit position of filter commands 239 * are different for each Octeon model. 240 * 241 * @param filter Which event to log 242 * @return Bitmask of filter command based on the event. 243 */ 244static uint64_t __cvmx_tra_set_filter_cmd_mask(cvmx_tra_filt_t filter) 245{ 246 cvmx_tra_filt_cmd_t filter_command; 247 248 if (OCTEON_IS_MODEL(OCTEON_CN3XXX) || OCTEON_IS_MODEL(OCTEON_CN5XXX)) 249 { 250 /* Bit positions of filter commands are different, map it accordingly */ 251 uint64_t cmd = 0; 252 if ((filter & CVMX_TRA_FILT_ALL) == -1ull) 253 { 254 if (OCTEON_IS_MODEL(OCTEON_CN5XXX)) 255 cmd = 0x1ffff; 256 else 257 cmd = 0xffff; 258 } 259 if (filter & CVMX_TRA_FILT_DWB) 260 cmd |= 1ull<<0; 261 if (filter & CVMX_TRA_FILT_PL2) 262 cmd |= 1ull<<1; 263 if (filter & CVMX_TRA_FILT_PSL1) 264 cmd |= 1ull<<2; 265 if (filter & CVMX_TRA_FILT_LDD) 266 cmd |= 1ull<<3; 267 if (filter & CVMX_TRA_FILT_LDI) 268 cmd |= 1ull<<4; 269 if (filter & CVMX_TRA_FILT_LDT) 270 cmd |= 1ull<<5; 271 if (filter & CVMX_TRA_FILT_STF) 272 cmd |= 1ull<<6; 273 if (filter & CVMX_TRA_FILT_STC) 274 cmd |= 1ull<<7; 275 if (filter & CVMX_TRA_FILT_STP) 276 cmd |= 1ull<<8; 277 if (filter & CVMX_TRA_FILT_STT) 278 cmd |= 1ull<<9; 279 if (filter & CVMX_TRA_FILT_IOBLD8) 280 cmd |= 1ull<<10; 281 if (filter & CVMX_TRA_FILT_IOBLD16) 282 cmd |= 1ull<<11; 283 if (filter & CVMX_TRA_FILT_IOBLD32) 284 cmd |= 1ull<<12; 285 if (filter & CVMX_TRA_FILT_IOBLD64) 286 cmd |= 1ull<<13; 287 if (filter & CVMX_TRA_FILT_IOBST) 288 cmd |= 1ull<<14; 289 if (filter & CVMX_TRA_FILT_IOBDMA) 290 cmd |= 1ull<<15; 291 if (OCTEON_IS_MODEL(OCTEON_CN5XXX) && (filter & CVMX_TRA_FILT_SAA)) 292 cmd |= 1ull<<16; 293 294 filter_command.u64 = cmd; 295 } 296 else 297 { 298 if ((filter & CVMX_TRA_FILT_ALL) == -1ull) 299 filter_command.u64 = CVMX_TRA_FILT_ALL; 300 else 301 filter_command.u64 = filter; 302 303 filter_command.cn63xx.reserved_60_61 = 0; 304 filter_command.cn63xx.reserved_56_57 = 0; 305 filter_command.cn63xx.reserved_10_14 = 0; 306 filter_command.cn63xx.reserved_6_7 = 0; 307 } 308 return filter_command.u64; 309} 310 311 312/** 313 * Setup the TRA buffer for use 314 * 315 * @param control TRA control setup 316 * @param filter Which events to log 317 * @param source_filter 318 * Source match 319 * @param dest_filter 320 * Destination match 321 * @param address Address compare 322 * @param address_mask 323 * Address mask 324 */ 325void cvmx_tra_setup(cvmx_tra_ctl_t control, cvmx_tra_filt_t filter, 326 cvmx_tra_sid_t source_filter, cvmx_tra_did_t dest_filter, 327 uint64_t address, uint64_t address_mask) 328{ 329 cvmx_tra_filt_cmd_t filt_cmd; 330 cvmx_tra_filt_sid_t filt_sid; 331 cvmx_tra_filt_did_t filt_did; 332 333 filt_cmd.u64 = __cvmx_tra_set_filter_cmd_mask(filter); 334 filt_sid.u64 = source_filter & CVMX_TRA_SOURCE_MASK; 335 filt_did.u64 = dest_filter & CVMX_TRA_DESTINATION_MASK; 336 337 cvmx_write_csr(CVMX_TRA_CTL, control.u64); 338 cvmx_write_csr(CVMX_TRA_FILT_CMD, filt_cmd.u64); 339 cvmx_write_csr(CVMX_TRA_FILT_SID, filt_sid.u64); 340 cvmx_write_csr(CVMX_TRA_FILT_DID, filt_did.u64); 341 cvmx_write_csr(CVMX_TRA_FILT_ADR_ADR, address); 342 cvmx_write_csr(CVMX_TRA_FILT_ADR_MSK, address_mask); 343} 344#ifdef CVMX_BUILD_FOR_LINUX_KERNEL 345EXPORT_SYMBOL(cvmx_tra_setup); 346#endif 347 348 349/** 350 * Setup a TRA trigger. How the triggers are used should be 351 * setup using cvmx_tra_setup. 352 * 353 * @param trigger Trigger to setup (0 or 1) 354 * @param filter Which types of events to trigger on 355 * @param source_filter 356 * Source trigger match 357 * @param dest_filter 358 * Destination trigger match 359 * @param address Trigger address compare 360 * @param address_mask 361 * Trigger address mask 362 */ 363void cvmx_tra_trig_setup(uint64_t trigger, cvmx_tra_filt_t filter, 364 cvmx_tra_sid_t source_filter, cvmx_tra_did_t dest_filter, 365 uint64_t address, uint64_t address_mask) 366{ 367 cvmx_tra_filt_cmd_t tra_filt_cmd; 368 cvmx_tra_filt_sid_t tra_filt_sid; 369 cvmx_tra_filt_did_t tra_filt_did; 370 371 tra_filt_cmd.u64 = __cvmx_tra_set_filter_cmd_mask(filter); 372 tra_filt_sid.u64 = source_filter & CVMX_TRA_SOURCE_MASK; 373 tra_filt_did.u64 = dest_filter & CVMX_TRA_DESTINATION_MASK; 374 375 cvmx_write_csr(CVMX_TRA_TRIG0_CMD + trigger * 64, tra_filt_cmd.u64); 376 cvmx_write_csr(CVMX_TRA_TRIG0_SID + trigger * 64, tra_filt_sid.u64); 377 cvmx_write_csr(CVMX_TRA_TRIG0_DID + trigger * 64, tra_filt_did.u64); 378 cvmx_write_csr(CVMX_TRA_TRIG0_ADR_ADR + trigger * 64, address); 379 cvmx_write_csr(CVMX_TRA_TRIG0_ADR_MSK + trigger * 64, address_mask); 380} 381#ifdef CVMX_BUILD_FOR_LINUX_KERNEL 382EXPORT_SYMBOL(cvmx_tra_trig_setup); 383#endif 384 385 386/** 387 * Read an entry from the TRA buffer 388 * 389 * @return Value return. High bit will be zero if there wasn't any data 390 */ 391cvmx_tra_data_t cvmx_tra_read(void) 392{ 393 uint64_t address = CVMX_TRA_READ_DAT; 394 cvmx_tra_data_t result; 395 396 /* The trace buffer format is wider than 64-bits in Octeon2 model, 397 read the register again to get the second part of the data. */ 398 if (!OCTEON_IS_MODEL(OCTEON_CN3XXX) && !OCTEON_IS_MODEL(OCTEON_CN5XXX)) 399 { 400 /* These reads need to be as close as possible to each other */ 401 result.u128.data = cvmx_read_csr(address); 402 result.u128.datahi = cvmx_read_csr(address); 403 } 404 else 405 { 406 result.u128.data = cvmx_read_csr(address); 407 result.u128.datahi = 0; 408 } 409 410 return result; 411} 412 413/** 414 * Decode a TRA entry into human readable output 415 * 416 * @param tra_ctl Trace control setup 417 * @param data Data to decode 418 */ 419void cvmx_tra_decode_text(cvmx_tra_ctl_t tra_ctl, cvmx_tra_data_t data) 420{ 421 if (OCTEON_IS_MODEL(OCTEON_CN3XXX) || OCTEON_IS_MODEL(OCTEON_CN5XXX)) 422 { 423 /* The type is a five bit field for some entries and 4 for other. The four 424 bit entries can be mis-typed if the top is set */ 425 int type = data.cmn.type; 426 427 if (type >= 0x1a) 428 type &= 0xf; 429 430 switch (type) 431 { 432 case 0: /* DWB */ 433 case 1: /* PL2 */ 434 case 2: /* PSL1 */ 435 case 3: /* LDD */ 436 case 4: /* LDI */ 437 case 5: /* LDT */ 438 cvmx_dprintf("0x%016llx %c%+10d %s %s 0x%016llx\n", 439 (unsigned long long)data.u128.data, 440 (data.cmn.discontinuity) ? 'D' : ' ', 441 data.cmn.timestamp << (tra_ctl.s.time_grn*3), 442 TYPE_ARRAY[type], 443 SOURCE_ARRAY[data.cmn.source], 444 (unsigned long long)data.cmn.address); 445 break; 446 case 6: /* STF */ 447 case 7: /* STC */ 448 case 8: /* STP */ 449 case 9: /* STT */ 450 case 16: /* SAA */ 451 cvmx_dprintf("0x%016llx %c%+10d %s %s mask=0x%02x 0x%016llx\n", 452 (unsigned long long)data.u128.data, 453 (data.cmn.discontinuity) ? 'D' : ' ', 454 data.cmn.timestamp << (tra_ctl.s.time_grn*3), 455 TYPE_ARRAY[type], 456 SOURCE_ARRAY[data.store.source], 457 (unsigned int)data.store.mask, 458 (unsigned long long)data.store.address << 3); 459 break; 460 case 10: /* IOBLD8 */ 461 case 11: /* IOBLD16 */ 462 case 12: /* IOBLD32 */ 463 case 13: /* IOBLD64 */ 464 case 14: /* IOBST */ 465 cvmx_dprintf("0x%016llx %c%+10d %s %s->%s subdid=0x%x 0x%016llx\n", 466 (unsigned long long)data.u128.data, 467 (data.cmn.discontinuity) ? 'D' : ' ', 468 data.cmn.timestamp << (tra_ctl.s.time_grn*3), 469 TYPE_ARRAY[type], 470 SOURCE_ARRAY[data.iobld.source], 471 DEST_ARRAY[data.iobld.dest], 472 (unsigned int)data.iobld.subid, 473 (unsigned long long)data.iobld.address); 474 break; 475 case 15: /* IOBDMA */ 476 cvmx_dprintf("0x%016llx %c%+10d %s %s->%s len=0x%x 0x%016llx\n", 477 (unsigned long long)data.u128.data, 478 (data.cmn.discontinuity) ? 'D' : ' ', 479 data.cmn.timestamp << (tra_ctl.s.time_grn*3), 480 TYPE_ARRAY[type], 481 SOURCE_ARRAY[data.iob.source], 482 DEST_ARRAY[data.iob.dest], 483 (unsigned int)data.iob.mask, 484 (unsigned long long)data.iob.address << 3); 485 break; 486 default: 487 cvmx_dprintf("0x%016llx %c%+10d Unknown format\n", 488 (unsigned long long)data.u128.data, 489 (data.cmn.discontinuity) ? 'D' : ' ', 490 data.cmn.timestamp << (tra_ctl.s.time_grn*3)); 491 break; 492 } 493 } 494 else 495 { 496 int type; 497 498 type = data.cmn2.type; 499 500 switch (1ull<<type) 501 { 502 case CVMX_TRA_FILT_DECR64: 503 case CVMX_TRA_FILT_DECR32: 504 case CVMX_TRA_FILT_DECR16: 505 case CVMX_TRA_FILT_DECR8: 506 case CVMX_TRA_FILT_INCR64: 507 case CVMX_TRA_FILT_INCR32: 508 case CVMX_TRA_FILT_INCR16: 509 case CVMX_TRA_FILT_INCR8: 510 case CVMX_TRA_FILT_CLR64: 511 case CVMX_TRA_FILT_CLR32: 512 case CVMX_TRA_FILT_CLR16: 513 case CVMX_TRA_FILT_CLR8: 514 case CVMX_TRA_FILT_SET64: 515 case CVMX_TRA_FILT_SET32: 516 case CVMX_TRA_FILT_SET16: 517 case CVMX_TRA_FILT_SET8: 518 case CVMX_TRA_FILT_WBL2: 519 case CVMX_TRA_FILT_DWB: 520 case CVMX_TRA_FILT_RPL2: 521 case CVMX_TRA_FILT_PL2: 522 case CVMX_TRA_FILT_LDI: 523 case CVMX_TRA_FILT_LDT: 524 cvmx_dprintf("0x%016llx%016llx %c%+10d %s %s 0x%016llx%llx\n", 525 (unsigned long long)data.u128.datahi, (unsigned long long)data.u128.data, 526 (data.cmn2.discontinuity) ? 'D' : ' ', 527 data.cmn2.timestamp << (tra_ctl.s.time_grn*3), 528 TYPE_ARRAY2[type], 529 SOURCE_ARRAY[data.cmn2.source], 530 (unsigned long long)data.cmn2.addresshi, 531 (unsigned long long)data.cmn2.addresslo); 532 break; 533 case CVMX_TRA_FILT_PSL1: 534 case CVMX_TRA_FILT_LDD: 535 case CVMX_TRA_FILT_FAS64: 536 case CVMX_TRA_FILT_FAS32: 537 case CVMX_TRA_FILT_FAA64: 538 case CVMX_TRA_FILT_FAA32: 539 case CVMX_TRA_FILT_SAA64: 540 case CVMX_TRA_FILT_SAA32: 541 case CVMX_TRA_FILT_STC: 542 case CVMX_TRA_FILT_STF: 543 case CVMX_TRA_FILT_STP: 544 case CVMX_TRA_FILT_STT: 545 cvmx_dprintf("0x%016llx%016llx %c%+10d %s %s mask=0x%02x 0x%016llx%llx\n", 546 (unsigned long long)data.u128.datahi, (unsigned long long)data.u128.data, 547 (data.cmn2.discontinuity) ? 'D' : ' ', 548 data.cmn2.timestamp << (tra_ctl.s.time_grn*3), 549 TYPE_ARRAY2[type], 550 SOURCE_ARRAY[data.store2.source], 551 (unsigned int)data.store2.mask, 552 (unsigned long long)data.store2.addresshi, 553 (unsigned long long)data.store2.addresslo); 554 break; 555 case CVMX_TRA_FILT_IOBST64: 556 case CVMX_TRA_FILT_IOBST32: 557 case CVMX_TRA_FILT_IOBST16: 558 case CVMX_TRA_FILT_IOBST8: 559 case CVMX_TRA_FILT_IOBLD64: 560 case CVMX_TRA_FILT_IOBLD32: 561 case CVMX_TRA_FILT_IOBLD16: 562 case CVMX_TRA_FILT_IOBLD8: 563 cvmx_dprintf("0x%016llx%016llx %c%+10d %s %s->%s subdid=0x%x 0x%016llx%llx\n", 564 (unsigned long long)data.u128.datahi, (unsigned long long)data.u128.data, 565 (data.cmn2.discontinuity) ? 'D' : ' ', 566 data.cmn2.timestamp << (tra_ctl.s.time_grn*3), 567 TYPE_ARRAY2[type], 568 SOURCE_ARRAY[data.iobld2.source], 569 DEST_ARRAY[data.iobld2.dest], 570 (unsigned int)data.iobld2.subid, 571 (unsigned long long)data.iobld2.addresshi, 572 (unsigned long long)data.iobld2.addresslo); 573 break; 574 case CVMX_TRA_FILT_IOBDMA: 575 cvmx_dprintf("0x%016llx%016llx %c%+10d %s %s->%s len=0x%x 0x%016llx%llx\n", 576 (unsigned long long)data.u128.datahi, (unsigned long long)data.u128.data, 577 (data.iob2.discontinuity) ? 'D' : ' ', 578 data.iob2.timestamp << (tra_ctl.s.time_grn*3), 579 TYPE_ARRAY2[type], 580 SOURCE_ARRAY[data.iob2.source], 581 DEST_ARRAY[data.iob2.dest], 582 (unsigned int)data.iob2.mask, 583 (unsigned long long)data.iob2.addresshi << 3, 584 (unsigned long long)data.iob2.addresslo << 3); 585 break; 586 default: 587 cvmx_dprintf("0x%016llx%016llx %c%+10d Unknown format\n", 588 (unsigned long long)data.u128.datahi, (unsigned long long)data.u128.data, 589 (data.cmn2.discontinuity) ? 'D' : ' ', 590 data.cmn2.timestamp << (tra_ctl.s.time_grn*3)); 591 break; 592 } 593 } 594} 595 596/** 597 * Display the entire trace buffer. It is advised that you 598 * disable the trace buffer before calling this routine 599 * otherwise it could infinitely loop displaying trace data 600 * that it created. 601 */ 602void cvmx_tra_display(void) 603{ 604 cvmx_tra_ctl_t tra_ctl; 605 cvmx_tra_data_t data; 606 int valid = 0; 607 608 tra_ctl.u64 = cvmx_read_csr(CVMX_TRA_CTL); 609 610 do 611 { 612 data = cvmx_tra_read(); 613 if ((OCTEON_IS_MODEL(OCTEON_CN3XXX) || OCTEON_IS_MODEL(OCTEON_CN5XXX)) && data.cmn.valid) 614 valid = 1; 615 else if (data.cmn2.valid) 616 valid = 1; 617 else 618 valid = 0; 619 620 if (valid) 621 cvmx_tra_decode_text(tra_ctl, data); 622 623 } while (valid); 624} 625#ifdef CVMX_BUILD_FOR_LINUX_KERNEL 626EXPORT_SYMBOL(cvmx_tra_display); 627#endif 628