1/* $NetBSD: acpi.c,v 1.7 2011/02/17 02:55:16 jmcneill Exp $ */ 2 3/*- 4 * Copyright (c) 1998 Doug Rabson 5 * Copyright (c) 2000 Mitsuru IWASAKI <iwasaki@FreeBSD.org> 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $FreeBSD: src/usr.sbin/acpi/acpidump/acpi.c,v 1.37 2009/08/25 20:35:57 jhb Exp $ 30 */ 31 32#include <sys/cdefs.h> 33__RCSID("$NetBSD: acpi.c,v 1.7 2011/02/17 02:55:16 jmcneill Exp $"); 34 35#include <sys/param.h> 36#include <sys/endian.h> 37#include <sys/stat.h> 38#include <sys/wait.h> 39#include <assert.h> 40#include <err.h> 41#include <fcntl.h> 42#include <paths.h> 43#include <stdio.h> 44#include <stdint.h> 45#include <stdlib.h> 46#include <string.h> 47#include <unistd.h> 48#include <stddef.h> 49 50#include "acpidump.h" 51 52#define BEGIN_COMMENT "/*\n" 53#define END_COMMENT " */\n" 54 55static void acpi_print_string(char *s, size_t length); 56static void acpi_print_gas(ACPI_GENERIC_ADDRESS *gas); 57static void acpi_print_pci(uint16_t vendorid, uint16_t deviceid, 58 uint8_t seg, uint8_t bus, uint8_t device, uint8_t func); 59static void acpi_print_pci_sbfd(uint8_t seg, uint8_t bus, uint8_t device, 60 uint8_t func); 61#ifdef notyet 62static void acpi_print_hest_generic_status(ACPI_HEST_GENERIC_STATUS *); 63static void acpi_print_hest_generic_data(ACPI_HEST_GENERIC_DATA *); 64#endif 65static void acpi_print_whea(ACPI_WHEA_HEADER *whea, 66 void (*print_action)(ACPI_WHEA_HEADER *), 67 void (*print_ins)(ACPI_WHEA_HEADER *), 68 void (*print_flags)(ACPI_WHEA_HEADER *)); 69static int acpi_get_fadt_revision(ACPI_TABLE_FADT *fadt); 70static void acpi_handle_fadt(ACPI_TABLE_HEADER *fadt); 71static void acpi_print_cpu(u_char cpu_id); 72static void acpi_print_cpu_uid(uint32_t uid, char *uid_string); 73static void acpi_print_local_apic(uint32_t apic_id, uint32_t flags); 74static void acpi_print_io_apic(uint32_t apic_id, uint32_t int_base, 75 uint64_t apic_addr); 76static void acpi_print_mps_flags(uint16_t flags); 77static void acpi_print_intr(uint32_t intr, uint16_t mps_flags); 78static void acpi_print_local_nmi(u_int lint, uint16_t mps_flags); 79static void acpi_print_madt(ACPI_SUBTABLE_HEADER *mp); 80static void acpi_handle_bert(ACPI_TABLE_HEADER *sdp); 81static void acpi_handle_boot(ACPI_TABLE_HEADER *sdp); 82static void acpi_handle_cpep(ACPI_TABLE_HEADER *sdp); 83static void acpi_handle_dbgp(ACPI_TABLE_HEADER *sdp); 84static void acpi_handle_einj(ACPI_TABLE_HEADER *sdp); 85static void acpi_handle_erst(ACPI_TABLE_HEADER *sdp); 86static void acpi_handle_hest(ACPI_TABLE_HEADER *sdp); 87static void acpi_handle_madt(ACPI_TABLE_HEADER *sdp); 88static void acpi_handle_msct(ACPI_TABLE_HEADER *sdp); 89static void acpi_handle_ecdt(ACPI_TABLE_HEADER *sdp); 90static void acpi_handle_hpet(ACPI_TABLE_HEADER *sdp); 91static void acpi_handle_mcfg(ACPI_TABLE_HEADER *sdp); 92static void acpi_handle_sbst(ACPI_TABLE_HEADER *sdp); 93static void acpi_handle_slit(ACPI_TABLE_HEADER *sdp); 94static void acpi_handle_spcr(ACPI_TABLE_HEADER *sdp); 95static void acpi_print_srat_cpu(uint32_t apic_id, 96 uint32_t proximity_domain, 97 uint32_t flags, uint32_t clockdomain); 98static void acpi_print_srat_memory(ACPI_SRAT_MEM_AFFINITY *mp); 99static void acpi_print_srat(ACPI_SUBTABLE_HEADER *srat); 100static void acpi_handle_srat(ACPI_TABLE_HEADER *sdp); 101static void acpi_handle_tcpa(ACPI_TABLE_HEADER *sdp); 102static void acpi_handle_waet(ACPI_TABLE_HEADER *sdp); 103static void acpi_handle_wdat(ACPI_TABLE_HEADER *sdp); 104static void acpi_handle_wdrt(ACPI_TABLE_HEADER *sdp); 105static void acpi_print_sdt(ACPI_TABLE_HEADER *sdp); 106static void acpi_dump_bytes(ACPI_TABLE_HEADER *sdp); 107static void acpi_print_fadt(ACPI_TABLE_HEADER *sdp); 108static void acpi_print_facs(ACPI_TABLE_FACS *facs); 109static void acpi_print_dsdt(ACPI_TABLE_HEADER *dsdp); 110static ACPI_TABLE_HEADER *acpi_map_sdt(vm_offset_t pa); 111static void acpi_print_rsd_ptr(ACPI_TABLE_RSDP *rp); 112static void acpi_handle_rsdt(ACPI_TABLE_HEADER *rsdp); 113static void acpi_walk_subtables(ACPI_TABLE_HEADER *table, void *first, 114 void (*action)(ACPI_SUBTABLE_HEADER *)); 115 116/* Size of an address. 32-bit for ACPI 1.0, 64-bit for ACPI 2.0 and up. */ 117static int addr_size; 118 119static void 120acpi_print_string(char *s, size_t length) 121{ 122 int c; 123 124 /* Trim trailing spaces and NULLs */ 125 while (length > 0 && (s[length - 1] == ' ' || s[length - 1] == '\0')) 126 length--; 127 128 while (length--) { 129 c = *s++; 130 putchar(c); 131 } 132} 133 134static void 135acpi_print_gas(ACPI_GENERIC_ADDRESS *gas) 136{ 137 switch(gas->SpaceId) { 138 case ACPI_GAS_MEMORY: 139 printf("0x%08lx:%u[%u] (Memory)", (u_long)gas->Address, 140 gas->BitOffset, gas->BitWidth); 141 break; 142 case ACPI_GAS_IO: 143 printf("0x%02lx:%u[%u] (IO)", (u_long)gas->Address, 144 gas->BitOffset, gas->BitWidth); 145 break; 146 case ACPI_GAS_PCI: 147 printf("%x:%x+0x%x (PCI)", (uint16_t)(gas->Address >> 32), 148 (uint16_t)((gas->Address >> 16) & 0xffff), 149 (uint16_t)gas->Address); 150 break; 151 /* XXX How to handle these below? */ 152 case ACPI_GAS_EMBEDDED: 153 printf("0x%x:%u[%u] (EC)", (uint16_t)gas->Address, 154 gas->BitOffset, gas->BitWidth); 155 break; 156 case ACPI_GAS_SMBUS: 157 printf("0x%x:%u[%u] (SMBus)", (uint16_t)gas->Address, 158 gas->BitOffset, gas->BitWidth); 159 break; 160 case ACPI_GAS_CMOS: 161 case ACPI_GAS_PCIBAR: 162 case ACPI_GAS_DATATABLE: 163 case ACPI_GAS_FIXED: 164 default: 165 printf("0x%08lx (?)", (u_long)gas->Address); 166 break; 167 } 168} 169 170static void 171acpi_print_pci(uint16_t vendorid, uint16_t deviceid, 172 uint8_t seg, uint8_t bus, uint8_t device, uint8_t func) 173{ 174 if (vendorid == 0xffff && deviceid == 0xffff) { 175 printf("\tPCI Device=NONE\n"); 176 return; 177 } 178 179 printf("\tPCI device={\n"); 180 printf("\t\tVendor=0x%x\n", vendorid); 181 printf("\t\tDevice=0x%x\n", deviceid); 182 printf("\n"); 183 printf("\t\tSegment Group=%d\n", seg); 184 printf("\t\tBus=%d\n", bus); 185 printf("\t\tDevice=%d\n", device); 186 printf("\t\tFunction=%d\n", func); 187 printf("\t}\n"); 188} 189 190static void 191acpi_print_pci_sbfd(uint8_t seg, uint8_t bus, uint8_t device, uint8_t func) 192{ 193 if (bus == 0xff && device == 0xff && func == 0xff) { 194 printf("\tPCI Device=NONE\n"); 195 return; 196 } 197 198 printf("\tPCI device={\n"); 199 printf("\t\tSegment Group=%d\n", seg); 200 printf("\t\tBus=%d\n", bus); 201 printf("\t\tDevice=%d\n", device); 202 printf("\t\tFunction=%d\n", func); 203 printf("\t}\n"); 204} 205 206#ifdef notyet 207static void 208acpi_print_hest_errorseverity(uint32_t error) 209{ 210 printf("\tError Severity={ "); 211 switch (error) { 212 case 0: 213 printf("Recoverable"); 214 break; 215 case 1: 216 printf("Fatal"); 217 break; 218 case 2: 219 printf("Corrected"); 220 break; 221 case 3: 222 printf("None"); 223 break; 224 default: 225 printf("%d (reserved)", error); 226 break; 227 } 228 printf("}\n"); 229} 230#endif 231 232static void 233acpi_print_hest_errorbank(ACPI_HEST_IA_ERROR_BANK *bank) 234{ 235 printf("\n"); 236 printf("\tBank Number=%d\n", bank->BankNumber); 237 printf("\tClear Status On Init={ %s }\n", 238 bank->ClearStatusOnInit ? "NO" : "YES"); 239 printf("\tStatus Data Format={ "); 240 switch (bank->StatusFormat) { 241 case 0: 242 printf("IA32 MCA"); 243 break; 244 case 1: 245 printf("EMT64 MCA"); 246 break; 247 case 2: 248 printf("AMD64 MCA"); 249 break; 250 } 251 printf(" }\n"); 252 253 if (bank->ControlRegister) 254 printf("\tControl Register=0x%x\n", bank->ControlRegister); 255 printf("\tControl Init Data=0x%"PRIx64"\n", bank->ControlData); 256 printf("\tStatus MSR=0x%x\n", bank->StatusRegister); 257 printf("\tAddress MSR=0x%x\n", bank->AddressRegister); 258 printf("\tMisc MSR=0x%x\n", bank->MiscRegister); 259} 260 261static void 262acpi_print_hest_header(ACPI_HEST_HEADER *hest) 263{ 264 printf("\tType={ "); 265 switch (hest->Type) { 266 case ACPI_HEST_TYPE_IA32_CHECK: 267 printf("IA32 Machine Check Exception"); 268 break; 269 case ACPI_HEST_TYPE_IA32_CORRECTED_CHECK: 270 printf("IA32 Corrected Machine Check\n"); 271 break; 272 case ACPI_HEST_TYPE_IA32_NMI: 273 printf("IA32 Non-Maskable Interrupt\n"); 274 break; 275 case ACPI_HEST_TYPE_NOT_USED3: 276 case ACPI_HEST_TYPE_NOT_USED4: 277 case ACPI_HEST_TYPE_NOT_USED5: 278 printf("unused type: %d\n", hest->Type); 279 break; 280 case ACPI_HEST_TYPE_AER_ROOT_PORT: 281 printf("PCI Express Root Port AER\n"); 282 break; 283 case ACPI_HEST_TYPE_AER_ENDPOINT: 284 printf("PCI Express Endpoint AER\n"); 285 break; 286 case ACPI_HEST_TYPE_AER_BRIDGE: 287 printf("PCI Express/PCI-X Bridge AER\n"); 288 break; 289 case ACPI_HEST_TYPE_GENERIC_ERROR: 290 printf("Generic Hardware Error Source\n"); 291 break; 292 case ACPI_HEST_TYPE_RESERVED: 293 default: 294 printf("Reserved\n"); 295 break; 296 } 297 printf(" }\n"); 298 printf("\tSourceId=%d\n", hest->SourceId); 299} 300 301static void 302acpi_print_hest_aer_common(ACPI_HEST_AER_COMMON *data) 303{ 304 printf("\tFlags={ "); 305 if (data->Flags & ACPI_HEST_FIRMWARE_FIRST) 306 printf("FIRMWARE_FIRST"); 307 if (data->Flags & ACPI_HEST_GLOBAL) 308 printf("GLOBAL"); 309 printf(" }\n"); 310 printf("\tEnabled={ %s ", data->Flags ? "YES" : "NO"); 311 if (data->Flags & ACPI_HEST_FIRMWARE_FIRST) 312 printf("(ignored) "); 313 printf("}\n"); 314 printf("\tNumber of Record to pre-allocate=%d\n", 315 data->RecordsToPreallocate); 316 printf("\tMax. Sections per Record=%d\n", data->MaxSectionsPerRecord); 317 if (!(data->Flags & ACPI_HEST_GLOBAL)) 318 acpi_print_pci_sbfd(0, data->Bus, data->Device, data->Function); 319 printf("\tDevice Control=0x%x\n", data->DeviceControl); 320 printf("\tUncorrectable Error Mask Register=0x%x\n", 321 data->UncorrectableMask); 322 printf("\tUncorrectable Error Severity Register=0x%x\n", 323 data->UncorrectableSeverity); 324 printf("\tCorrectable Error Mask Register=0x%x\n", 325 data->CorrectableMask); 326 printf("\tAdvanced Capabilities Register=0x%x\n", 327 data->AdvancedCapabilities); 328} 329 330static void 331acpi_print_hest_notify(ACPI_HEST_NOTIFY *notify) 332{ 333 printf("\tHW Error Notification={\n"); 334 printf("\t\tType={ "); 335 switch (notify->Type) { 336 case ACPI_HEST_NOTIFY_POLLED: 337 printf("POLLED"); 338 break; 339 case ACPI_HEST_NOTIFY_EXTERNAL: 340 printf("EXTERN"); 341 break; 342 case ACPI_HEST_NOTIFY_LOCAL: 343 printf("LOCAL"); 344 break; 345 case ACPI_HEST_NOTIFY_SCI: 346 printf("SCI"); 347 break; 348 case ACPI_HEST_NOTIFY_NMI: 349 printf("NMI"); 350 break; 351 case ACPI_HEST_NOTIFY_RESERVED: 352 printf("RESERVED"); 353 break; 354 default: 355 printf(" %d (reserved)", notify->Type); 356 break; 357 } 358 printf(" }\n"); 359 360 printf("\t\tLength=%d\n", notify->Length); 361 printf("\t\tConfig Write Enable={\n"); 362 if (notify->ConfigWriteEnable & ACPI_HEST_TYPE) 363 printf("TYPE"); 364 if (notify->ConfigWriteEnable & ACPI_HEST_POLL_INTERVAL) 365 printf("POLL INTERVAL"); 366 if (notify->ConfigWriteEnable & ACPI_HEST_POLL_THRESHOLD_VALUE) 367 printf("THRESHOLD VALUE"); 368 if (notify->ConfigWriteEnable & ACPI_HEST_POLL_THRESHOLD_WINDOW) 369 printf("THRESHOLD WINDOW"); 370 if (notify->ConfigWriteEnable & ACPI_HEST_ERR_THRESHOLD_VALUE) 371 printf("THRESHOLD VALUE"); 372 if (notify->ConfigWriteEnable & ACPI_HEST_ERR_THRESHOLD_WINDOW) 373 printf("THRESHOLD WINDOW"); 374 printf("}\n"); 375 376 printf("\t\tPoll Interval=%d msec\n", notify->PollInterval); 377 printf("\t\tInterrupt Vector=%d\n", notify->Vector); 378 printf("\t\tSwitch To Polling Threshold Value=%d\n", 379 notify->PollingThresholdValue); 380 printf("\t\tSwitch To Polling Threshold Window=%d msec\n", 381 notify->PollingThresholdWindow); 382 printf("\t\tError Threshold Value=%d\n", 383 notify->ErrorThresholdValue); 384 printf("\t\tError Threshold Window=%d msec\n", 385 notify->ErrorThresholdWindow); 386 printf("\t}\n"); 387} 388 389#ifdef notyet 390static void 391acpi_print_hest_generic_status(ACPI_HEST_GENERIC_STATUS *data) 392{ 393 uint32_t i, pos, entries; 394 ACPI_HEST_GENERIC_DATA *gen; 395 396 entries = data->BlockStatus & ACPI_HEST_ERROR_ENTRY_COUNT; 397 398 printf("\tGeneric Error Status={\n"); 399 printf("\t\tBlock Status={ "); 400 if (data->BlockStatus & ACPI_HEST_UNCORRECTABLE) 401 printf("UNCORRECTABLE"); 402 if (data->BlockStatus & ACPI_HEST_CORRECTABLE) 403 printf("CORRECTABLE"); 404 if (data->BlockStatus & ACPI_HEST_MULTIPLE_UNCORRECTABLE) 405 printf("MULTIPLE UNCORRECTABLE"); 406 if (data->BlockStatus & ACPI_HEST_MULTIPLE_CORRECTABLE) 407 printf("MULTIPLE CORRECTABLE"); 408 printf(" }\n"); 409 printf("\t\tEntry Count=%d\n", entries); 410 printf("\t\tRaw Data Offset=%d\n", data->RawDataOffset); 411 printf("\t\tRaw Data Length=%d\n", data->RawDataLength); 412 printf("\t\tData Length=%d\n", data->DataLength); 413 printf("\t"); 414 acpi_print_hest_errorseverity(data->ErrorSeverity); 415 printf("\t}\n"); 416 417 pos = sizeof(ACPI_HEST_GENERIC_STATUS); 418 for (i = 0; i < entries; i++) { 419 gen = (ACPI_HEST_GENERIC_DATA *)((char *)data + pos); 420 acpi_print_hest_generic_data(gen); 421 pos += sizeof(ACPI_HEST_GENERIC_DATA); 422 } 423} 424#endif 425 426#ifdef notyet 427static void 428acpi_print_hest_generic_data(ACPI_HEST_GENERIC_DATA *data) 429{ 430 printf("\tGeneric Error Data={\n"); 431 printf("\t\tSectionType="); 432 acpi_print_string((char *)data->SectionType, sizeof(data->SectionType)); 433 printf("\n\t"); 434 acpi_print_hest_errorseverity(data->ErrorSeverity); 435 printf("\t\tRevision=0x%x\n", data->Revision); 436 printf("\t\tValidation Bits=0x%x\n", data->ValidationBits); 437 printf("\t\tFlags=0x%x\n", data->Flags); 438 printf("\t\tData Length=%d\n", data->ErrorDataLength); 439 printf("\t\tField Replication Unit Id="); 440 acpi_print_string((char *)data->FruId, sizeof(data->FruId)); 441 printf("\n"); 442 printf("\t\tField Replication Unit="); 443 acpi_print_string((char *)data->FruText, sizeof(data->FruText)); 444 printf("\n"); 445 printf("\t}\n"); 446} 447#endif 448 449static void 450acpi_print_whea(ACPI_WHEA_HEADER *whea, 451 void (*print_action)(ACPI_WHEA_HEADER *), 452 void (*print_ins)(ACPI_WHEA_HEADER *), 453 void (*print_flags)(ACPI_WHEA_HEADER *)) 454{ 455 printf("\n"); 456 457 print_action(whea); 458 print_ins(whea); 459 if (print_flags) 460 print_flags(whea); 461 printf("\tRegisterRegion="); 462 acpi_print_gas(&whea->RegisterRegion); 463 printf("\n"); 464 printf("\tMASK=0x%08"PRIx64"\n", whea->Mask); 465} 466 467static void 468acpi_print_hest_ia32_check(ACPI_HEST_IA_MACHINE_CHECK *data) 469{ 470 uint32_t i, pos; 471 ACPI_HEST_IA_ERROR_BANK *bank; 472 473 acpi_print_hest_header(&data->Header); 474 printf("\tFlags={ "); 475 if (data->Flags & ACPI_HEST_FIRMWARE_FIRST) 476 printf("FIRMWARE_FIRST"); 477 printf(" }\n"); 478 printf("\tEnabled={ %s }\n", data->Enabled ? "YES" : "NO"); 479 printf("\tNumber of Record to pre-allocate=%d\n", 480 data->RecordsToPreallocate); 481 printf("\tMax Sections per Record=%d\n", 482 data->MaxSectionsPerRecord); 483 printf("\tGlobal Capability Init Data=0x%"PRIx64"\n", 484 data->GlobalCapabilityData); 485 printf("\tGlobal Control Init Data=0x%"PRIx64"\n", 486 data->GlobalControlData); 487 printf("\tNumber of Hardware Error Reporting Banks=%d\n", 488 data->NumHardwareBanks); 489 490 pos = sizeof(ACPI_HEST_IA_MACHINE_CHECK); 491 for (i = 0; i < data->NumHardwareBanks; i++) { 492 bank = (ACPI_HEST_IA_ERROR_BANK *)((char *)data + pos); 493 acpi_print_hest_errorbank(bank); 494 pos += sizeof(ACPI_HEST_IA_ERROR_BANK); 495 } 496} 497 498static void 499acpi_print_hest_ia32_correctedcheck(ACPI_HEST_IA_CORRECTED *data) 500{ 501 uint32_t i, pos; 502 ACPI_HEST_IA_ERROR_BANK *bank; 503 504 acpi_print_hest_header(&data->Header); 505 printf("\tFlags={ "); 506 if (data->Flags & ACPI_HEST_FIRMWARE_FIRST) 507 printf("FIRMWARE_FIRST"); 508 printf(" }\n"); 509 printf("\tEnabled={ %s }\n", data->Enabled ? "YES" : "NO"); 510 printf("\tNumber of Record to pre-allocate=%d\n", 511 data->RecordsToPreallocate); 512 printf("\tMax Sections per Record=%d\n", 513 data->MaxSectionsPerRecord); 514 acpi_print_hest_notify(&data->Notify); 515 516 printf("\tNumber of Hardware Error Reporting Banks=%d\n", 517 data->NumHardwareBanks); 518 519 pos = sizeof(ACPI_HEST_IA_MACHINE_CHECK); 520 for (i = 0; i < data->NumHardwareBanks; i++) { 521 bank = (ACPI_HEST_IA_ERROR_BANK *)((char *)data + pos); 522 acpi_print_hest_errorbank(bank); 523 pos += sizeof(ACPI_HEST_IA_ERROR_BANK); 524 } 525} 526 527static void 528acpi_print_hest_ia32_nmi(ACPI_HEST_IA_NMI *data) 529{ 530 acpi_print_hest_header(&data->Header); 531 printf("\tNumber of Record to pre-allocate=%d\n", 532 data->RecordsToPreallocate); 533 printf("\tMax Sections per Record=%d\n", 534 data->MaxSectionsPerRecord); 535 printf("\tMax Raw Data Length=%d\n", 536 data->MaxRawDataLength); 537} 538 539static void 540acpi_print_hest_aer_root(ACPI_HEST_AER_ROOT *data) 541{ 542 acpi_print_hest_header(&data->Header); 543 acpi_print_hest_aer_common(&data->Aer); 544 printf("Root Error Command Register=0x%x\n", data->RootErrorCommand); 545} 546 547static void 548acpi_print_hest_aer_endpoint(ACPI_HEST_AER *data) 549{ 550 acpi_print_hest_header(&data->Header); 551 acpi_print_hest_aer_common(&data->Aer); 552} 553 554static void 555acpi_print_hest_aer_bridge(ACPI_HEST_AER_BRIDGE *data) 556{ 557 acpi_print_hest_header(&data->Header); 558 acpi_print_hest_aer_common(&data->Aer); 559 560 printf("\tSecondary Uncorrectable Error Mask Register=0x%x\n", 561 data->UncorrectableMask2); 562 printf("\tSecondary Uncorrectable Error Severity Register=0x%x\n", 563 data->UncorrectableSeverity2); 564 printf("\tSecondory Advanced Capabilities Register=0x%x\n", 565 data->AdvancedCapabilities2); 566} 567 568static void 569acpi_print_hest_generic(ACPI_HEST_GENERIC *data) 570{ 571 acpi_print_hest_header(&data->Header); 572 if (data->RelatedSourceId != 0xffff) 573 printf("\tReleated SourceId=%d\n", data->RelatedSourceId); 574 printf("\tEnabled={ %s }\n", data->Enabled ? "YES" : "NO"); 575 printf("\tNumber of Records to pre-allocate=%d\n", 576 data->RecordsToPreallocate); 577 printf("\tMax Sections per Record=%d\n", 578 data->MaxSectionsPerRecord); 579 printf("\tMax Raw Data Length=%d\n", data->MaxRawDataLength); 580 printf("\tError Status Address="); 581 acpi_print_gas(&data->ErrorStatusAddress); 582 acpi_print_hest_notify(&data->Notify); 583 printf("\tError Block Length=%d\n", data->ErrorBlockLength); 584} 585 586static void 587acpi_handle_hest(ACPI_TABLE_HEADER *sdp) 588{ 589 ACPI_TABLE_HEST *hest; 590 ACPI_HEST_HEADER *subhest; 591 uint32_t i, pos; 592 void *subtable; 593 594 printf(BEGIN_COMMENT); 595 acpi_print_sdt(sdp); 596 hest = (ACPI_TABLE_HEST *)sdp; 597 598 printf("\tError Source Count=%d\n", hest->ErrorSourceCount); 599 pos = sizeof(ACPI_TABLE_HEST); 600 for (i = 0; i < hest->ErrorSourceCount; i++) { 601 subhest = (ACPI_HEST_HEADER *)((char *)hest + pos); 602 subtable = (void *)((char *)subhest + sizeof(ACPI_HEST_HEADER)); 603 printf("\n"); 604 605 printf("\tType={ "); 606 switch (subhest->Type) { 607 case ACPI_HEST_TYPE_IA32_CHECK: 608 acpi_print_hest_ia32_check(subtable); 609 pos += sizeof(ACPI_HEST_IA_MACHINE_CHECK); 610 break; 611 612 case ACPI_HEST_TYPE_IA32_CORRECTED_CHECK: 613 acpi_print_hest_ia32_correctedcheck(subtable); 614 pos += sizeof(ACPI_HEST_IA_CORRECTED); 615 break; 616 617 case ACPI_HEST_TYPE_IA32_NMI: 618 acpi_print_hest_ia32_nmi(subtable); 619 pos += sizeof(ACPI_HEST_IA_NMI); 620 break; 621 622 case ACPI_HEST_TYPE_NOT_USED3: 623 case ACPI_HEST_TYPE_NOT_USED4: 624 case ACPI_HEST_TYPE_NOT_USED5: 625 pos += sizeof(ACPI_HEST_HEADER); 626 break; 627 628 case ACPI_HEST_TYPE_AER_ROOT_PORT: 629 acpi_print_hest_aer_root(subtable); 630 pos += sizeof(ACPI_HEST_AER_ROOT); 631 break; 632 633 case ACPI_HEST_TYPE_AER_ENDPOINT: 634 acpi_print_hest_aer_endpoint(subtable); 635 pos += sizeof(ACPI_HEST_AER_ROOT); 636 break; 637 638 case ACPI_HEST_TYPE_AER_BRIDGE: 639 acpi_print_hest_aer_bridge(subtable); 640 pos += sizeof(ACPI_HEST_AER_BRIDGE); 641 break; 642 643 case ACPI_HEST_TYPE_GENERIC_ERROR: 644 acpi_print_hest_generic(subtable); 645 pos += sizeof(ACPI_HEST_GENERIC); 646 break; 647 648 case ACPI_HEST_TYPE_RESERVED: 649 default: 650 pos += sizeof(ACPI_HEST_HEADER); 651 break; 652 } 653 } 654 655 printf(END_COMMENT); 656} 657 658/* The FADT revision indicates whether we use the DSDT or X_DSDT addresses. */ 659static int 660acpi_get_fadt_revision(ACPI_TABLE_FADT *fadt) 661{ 662 int fadt_revision; 663 664 /* Set the FADT revision separately from the RSDP version. */ 665 if (addr_size == 8) { 666 fadt_revision = 2; 667 668 /* 669 * A few systems (e.g., IBM T23) have an RSDP that claims 670 * revision 2 but the 64 bit addresses are invalid. If 671 * revision 2 and the 32 bit address is non-zero but the 672 * 32 and 64 bit versions don't match, prefer the 32 bit 673 * version for all subsequent tables. 674 */ 675 if (fadt->Facs != 0 && 676 (fadt->XFacs & 0xffffffff) != fadt->Facs) 677 fadt_revision = 1; 678 } else 679 fadt_revision = 1; 680 return (fadt_revision); 681} 682 683static void 684acpi_handle_fadt(ACPI_TABLE_HEADER *sdp) 685{ 686 ACPI_TABLE_HEADER *dsdp; 687 ACPI_TABLE_FACS *facs; 688 ACPI_TABLE_FADT *fadt; 689 int fadt_revision; 690 691 fadt = (ACPI_TABLE_FADT *)sdp; 692 acpi_print_fadt(sdp); 693 694 fadt_revision = acpi_get_fadt_revision(fadt); 695 if (fadt_revision == 1) 696 facs = (ACPI_TABLE_FACS *)acpi_map_sdt(fadt->Facs); 697 else 698 facs = (ACPI_TABLE_FACS *)acpi_map_sdt(fadt->XFacs); 699 if (memcmp(facs->Signature, ACPI_SIG_FACS, 4) != 0 || facs->Length < 64) 700 errx(EXIT_FAILURE, "FACS is corrupt"); 701 acpi_print_facs(facs); 702 703 if (fadt_revision == 1) 704 dsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->Dsdt); 705 else 706 dsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->XDsdt); 707 if (acpi_checksum(dsdp, dsdp->Length)) 708 errx(EXIT_FAILURE, "DSDT is corrupt"); 709 acpi_print_dsdt(dsdp); 710} 711 712static void 713acpi_walk_subtables(ACPI_TABLE_HEADER *table, void *first, 714 void (*action)(ACPI_SUBTABLE_HEADER *)) 715{ 716 ACPI_SUBTABLE_HEADER *subtable; 717 char *end; 718 719 subtable = first; 720 end = (char *)table + table->Length; 721 while ((char *)subtable < end) { 722 printf("\n"); 723 action(subtable); 724 subtable = (ACPI_SUBTABLE_HEADER *)((char *)subtable + 725 subtable->Length); 726 } 727} 728 729static void 730acpi_print_cpu(u_char cpu_id) 731{ 732 733 printf("\tACPI CPU="); 734 if (cpu_id == 0xff) 735 printf("ALL\n"); 736 else 737 printf("%d\n", (u_int)cpu_id); 738} 739 740static void 741acpi_print_cpu_uid(uint32_t uid, char *uid_string) 742{ 743 744 printf("\tUID=%d", uid); 745 if (uid_string != NULL) 746 printf(" (%s)", uid_string); 747 printf("\n"); 748} 749 750static void 751acpi_print_local_apic(uint32_t apic_id, uint32_t flags) 752{ 753 754 printf("\tFlags={"); 755 if (flags & ACPI_MADT_ENABLED) 756 printf("ENABLED"); 757 else 758 printf("DISABLED"); 759 printf("}\n"); 760 printf("\tAPIC ID=%d\n", apic_id); 761} 762 763static void 764acpi_print_io_apic(uint32_t apic_id, uint32_t int_base, uint64_t apic_addr) 765{ 766 767 printf("\tAPIC ID=%d\n", apic_id); 768 printf("\tINT BASE=%d\n", int_base); 769 printf("\tADDR=0x%016jx\n", (uintmax_t)apic_addr); 770} 771 772static void 773acpi_print_mps_flags(uint16_t flags) 774{ 775 776 printf("\tFlags={Polarity="); 777 switch (flags & ACPI_MADT_POLARITY_MASK) { 778 case ACPI_MADT_POLARITY_CONFORMS: 779 printf("conforming"); 780 break; 781 case ACPI_MADT_POLARITY_ACTIVE_HIGH: 782 printf("active-hi"); 783 break; 784 case ACPI_MADT_POLARITY_ACTIVE_LOW: 785 printf("active-lo"); 786 break; 787 default: 788 printf("0x%x", flags & ACPI_MADT_POLARITY_MASK); 789 break; 790 } 791 printf(", Trigger="); 792 switch (flags & ACPI_MADT_TRIGGER_MASK) { 793 case ACPI_MADT_TRIGGER_CONFORMS: 794 printf("conforming"); 795 break; 796 case ACPI_MADT_TRIGGER_EDGE: 797 printf("edge"); 798 break; 799 case ACPI_MADT_TRIGGER_LEVEL: 800 printf("level"); 801 break; 802 default: 803 printf("0x%x", (flags & ACPI_MADT_TRIGGER_MASK) >> 2); 804 } 805 printf("}\n"); 806} 807 808static void 809acpi_print_intr(uint32_t intr, uint16_t mps_flags) 810{ 811 812 printf("\tINTR=%d\n", intr); 813 acpi_print_mps_flags(mps_flags); 814} 815 816static void 817acpi_print_local_nmi(u_int lint, uint16_t mps_flags) 818{ 819 820 printf("\tLINT Pin=%d\n", lint); 821 acpi_print_mps_flags(mps_flags); 822} 823 824const char *apic_types[] = { "Local APIC", "IO APIC", "INT Override", "NMI", 825 "Local APIC NMI", "Local APIC Override", 826 "IO SAPIC", "Local SAPIC", "Platform Interrupt", 827 "Local X2APIC", "Local X2APIC NMI" }; 828const char *platform_int_types[] = { "0 (unknown)", "PMI", "INIT", 829 "Corrected Platform Error" }; 830 831static void 832acpi_print_madt(ACPI_SUBTABLE_HEADER *mp) 833{ 834 ACPI_MADT_LOCAL_APIC *lapic; 835 ACPI_MADT_IO_APIC *ioapic; 836 ACPI_MADT_INTERRUPT_OVERRIDE *over; 837 ACPI_MADT_NMI_SOURCE *nmi; 838 ACPI_MADT_LOCAL_APIC_NMI *lapic_nmi; 839 ACPI_MADT_LOCAL_APIC_OVERRIDE *lapic_over; 840 ACPI_MADT_IO_SAPIC *iosapic; 841 ACPI_MADT_LOCAL_SAPIC *lsapic; 842 ACPI_MADT_INTERRUPT_SOURCE *isrc; 843 ACPI_MADT_LOCAL_X2APIC *x2apic; 844 ACPI_MADT_LOCAL_X2APIC_NMI *x2apic_nmi; 845 846 if (mp->Type < sizeof(apic_types) / sizeof(apic_types[0])) 847 printf("\tType=%s\n", apic_types[mp->Type]); 848 else 849 printf("\tType=%d (unknown)\n", mp->Type); 850 switch (mp->Type) { 851 case ACPI_MADT_TYPE_LOCAL_APIC: 852 lapic = (ACPI_MADT_LOCAL_APIC *)mp; 853 acpi_print_cpu(lapic->ProcessorId); 854 acpi_print_local_apic(lapic->Id, lapic->LapicFlags); 855 break; 856 case ACPI_MADT_TYPE_IO_APIC: 857 ioapic = (ACPI_MADT_IO_APIC *)mp; 858 acpi_print_io_apic(ioapic->Id, ioapic->GlobalIrqBase, 859 ioapic->Address); 860 break; 861 case ACPI_MADT_TYPE_INTERRUPT_OVERRIDE: 862 over = (ACPI_MADT_INTERRUPT_OVERRIDE *)mp; 863 printf("\tBUS=%d\n", (u_int)over->Bus); 864 printf("\tIRQ=%d\n", (u_int)over->SourceIrq); 865 acpi_print_intr(over->GlobalIrq, over->IntiFlags); 866 break; 867 case ACPI_MADT_TYPE_NMI_SOURCE: 868 nmi = (ACPI_MADT_NMI_SOURCE *)mp; 869 acpi_print_intr(nmi->GlobalIrq, nmi->IntiFlags); 870 break; 871 case ACPI_MADT_TYPE_LOCAL_APIC_NMI: 872 lapic_nmi = (ACPI_MADT_LOCAL_APIC_NMI *)mp; 873 acpi_print_cpu(lapic_nmi->ProcessorId); 874 acpi_print_local_nmi(lapic_nmi->Lint, lapic_nmi->IntiFlags); 875 break; 876 case ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE: 877 lapic_over = (ACPI_MADT_LOCAL_APIC_OVERRIDE *)mp; 878 printf("\tLocal APIC ADDR=0x%016jx\n", 879 (uintmax_t)lapic_over->Address); 880 break; 881 case ACPI_MADT_TYPE_IO_SAPIC: 882 iosapic = (ACPI_MADT_IO_SAPIC *)mp; 883 acpi_print_io_apic(iosapic->Id, iosapic->GlobalIrqBase, 884 iosapic->Address); 885 break; 886 case ACPI_MADT_TYPE_LOCAL_SAPIC: 887 lsapic = (ACPI_MADT_LOCAL_SAPIC *)mp; 888 acpi_print_cpu(lsapic->ProcessorId); 889 acpi_print_local_apic(lsapic->Id, lsapic->LapicFlags); 890 printf("\tAPIC EID=%d\n", (u_int)lsapic->Eid); 891 if (mp->Length > offsetof(ACPI_MADT_LOCAL_SAPIC, Uid)) 892 acpi_print_cpu_uid(lsapic->Uid, lsapic->UidString); 893 break; 894 case ACPI_MADT_TYPE_INTERRUPT_SOURCE: 895 isrc = (ACPI_MADT_INTERRUPT_SOURCE *)mp; 896 if (isrc->Type < sizeof(platform_int_types) / 897 sizeof(platform_int_types[0])) 898 printf("\tType=%s\n", platform_int_types[isrc->Type]); 899 else 900 printf("\tType=%d (unknown)\n", isrc->Type); 901 printf("\tAPIC ID=%d\n", (u_int)isrc->Id); 902 printf("\tAPIC EID=%d\n", (u_int)isrc->Eid); 903 printf("\tSAPIC Vector=%d\n", (u_int)isrc->IoSapicVector); 904 acpi_print_intr(isrc->GlobalIrq, isrc->IntiFlags); 905 break; 906 case ACPI_MADT_TYPE_LOCAL_X2APIC: 907 x2apic = (ACPI_MADT_LOCAL_X2APIC *)mp; 908 acpi_print_cpu_uid(x2apic->Uid, NULL); 909 acpi_print_local_apic(x2apic->LocalApicId, x2apic->LapicFlags); 910 break; 911 case ACPI_MADT_TYPE_LOCAL_X2APIC_NMI: 912 x2apic_nmi = (ACPI_MADT_LOCAL_X2APIC_NMI *)mp; 913 acpi_print_cpu_uid(x2apic_nmi->Uid, NULL); 914 acpi_print_local_nmi(x2apic_nmi->Lint, x2apic_nmi->IntiFlags); 915 break; 916 } 917} 918 919#ifdef notyet 920static void 921acpi_print_bert_region(ACPI_BERT_REGION *region) 922{ 923 uint32_t i, pos, entries; 924 ACPI_HEST_GENERIC_DATA *data; 925 926 printf("\n"); 927 printf("\tBlockStatus={ "); 928 929 if (region->BlockStatus & ACPI_BERT_UNCORRECTABLE) 930 printf("Uncorrectable"); 931 if (region->BlockStatus & ACPI_BERT_CORRECTABLE) 932 printf("Correctable"); 933 if (region->BlockStatus & ACPI_BERT_MULTIPLE_UNCORRECTABLE) 934 printf("Multiple Uncorrectable"); 935 if (region->BlockStatus & ACPI_BERT_MULTIPLE_CORRECTABLE) 936 printf("Multiple Correctable"); 937 entries = region->BlockStatus & ACPI_BERT_ERROR_ENTRY_COUNT; 938 printf(", Error Entry Count=%d", entries); 939 printf("}\n"); 940 941 printf("\tRaw Data Offset=0x%x\n", region->RawDataOffset); 942 printf("\tRaw Data Length=0x%x\n", region->RawDataLength); 943 printf("\tData Length=0x%x\n", region->DataLength); 944 945 acpi_print_hest_errorseverity(region->ErrorSeverity); 946 947 pos = sizeof(ACPI_BERT_REGION); 948 for (i = 0; i < entries; i++) { 949 data = (ACPI_HEST_GENERIC_DATA *)((char *)region + pos); 950 acpi_print_hest_generic_data(data); 951 pos += sizeof(ACPI_HEST_GENERIC_DATA); 952 } 953} 954#endif 955 956static void 957acpi_handle_bert(ACPI_TABLE_HEADER *sdp) 958{ 959 ACPI_TABLE_BERT *bert; 960 961 printf(BEGIN_COMMENT); 962 acpi_print_sdt(sdp); 963 bert = (ACPI_TABLE_BERT *)sdp; 964 965 printf("\tLength of Boot Error Region=%d bytes\n", bert->RegionLength); 966 printf("\tPhysical Address of Region=0x%"PRIx64"\n", bert->Address); 967 968 printf(END_COMMENT); 969} 970 971static void 972acpi_handle_boot(ACPI_TABLE_HEADER *sdp) 973{ 974 ACPI_TABLE_BOOT *boot; 975 976 printf(BEGIN_COMMENT); 977 acpi_print_sdt(sdp); 978 boot = (ACPI_TABLE_BOOT *)sdp; 979 printf("\tCMOS Index=0x%02x\n", boot->CmosIndex); 980 printf(END_COMMENT); 981} 982 983static void 984acpi_handle_cpep(ACPI_TABLE_HEADER *sdp) 985{ 986 ACPI_TABLE_CPEP *cpep; 987 ACPI_CPEP_POLLING *poll; 988 uint32_t cpep_pos; 989 990 printf(BEGIN_COMMENT); 991 acpi_print_sdt(sdp); 992 cpep = (ACPI_TABLE_CPEP *)sdp; 993 994 cpep_pos = sizeof(ACPI_TABLE_CPEP); 995 while (cpep_pos < sdp->Length) { 996 poll = (ACPI_CPEP_POLLING *)((char *)cpep + cpep_pos); 997 acpi_print_cpu(poll->Id); 998 printf("\tACPI CPU EId=%d\n", poll->Eid); 999 printf("\tPoll Interval=%d msec\n", poll->Interval); 1000 cpep_pos += sizeof(ACPI_CPEP_POLLING); 1001 } 1002 printf(END_COMMENT); 1003} 1004 1005static void 1006acpi_handle_dbgp(ACPI_TABLE_HEADER *sdp) 1007{ 1008 ACPI_TABLE_DBGP *dbgp; 1009 1010 printf(BEGIN_COMMENT); 1011 acpi_print_sdt(sdp); 1012 dbgp = (ACPI_TABLE_DBGP *)sdp; 1013 printf("\tType={"); 1014 switch (dbgp->Type) { 1015 case 0: 1016 printf("full 16550"); 1017 break; 1018 case 1: 1019 printf("subset of 16550"); 1020 break; 1021 } 1022 printf("}\n"); 1023 printf("DebugPort="); 1024 acpi_print_gas(&dbgp->DebugPort); 1025 printf(END_COMMENT); 1026} 1027 1028static void 1029acpi_print_einj_action(ACPI_WHEA_HEADER *whea) 1030{ 1031 printf("\tACTION={"); 1032 switch (whea->Action) { 1033 case ACPI_EINJ_BEGIN_OPERATION: 1034 printf("Begin Operation"); 1035 break; 1036 case ACPI_EINJ_GET_TRIGGER_TABLE: 1037 printf("Get Trigger Table"); 1038 break; 1039 case ACPI_EINJ_SET_ERROR_TYPE: 1040 printf("Set Error Type"); 1041 break; 1042 case ACPI_EINJ_GET_ERROR_TYPE: 1043 printf("Get Error Type"); 1044 break; 1045 case ACPI_EINJ_END_OPERATION: 1046 printf("End Operation"); 1047 break; 1048 case ACPI_EINJ_EXECUTE_OPERATION: 1049 printf("Execute Operation"); 1050 break; 1051 case ACPI_EINJ_CHECK_BUSY_STATUS: 1052 printf("Check Busy Status"); 1053 break; 1054 case ACPI_EINJ_GET_COMMAND_STATUS: 1055 printf("Get Command Status"); 1056 break; 1057 case ACPI_EINJ_ACTION_RESERVED: 1058 printf("Preserved"); 1059 break; 1060 case ACPI_EINJ_TRIGGER_ERROR: 1061 printf("Trigger Error"); 1062 break; 1063 default: 1064 printf("%d", whea->Action); 1065 break; 1066 } 1067 printf("}\n"); 1068} 1069 1070static void 1071acpi_print_einj_instruction(ACPI_WHEA_HEADER *whea) 1072{ 1073 uint32_t ins = whea->Instruction; 1074 1075 printf("\tINSTRUCTION={"); 1076 switch (ins) { 1077 case ACPI_EINJ_READ_REGISTER: 1078 printf("Read Register"); 1079 break; 1080 case ACPI_EINJ_READ_REGISTER_VALUE: 1081 printf("Read Register Value"); 1082 break; 1083 case ACPI_EINJ_WRITE_REGISTER: 1084 printf("Write Register"); 1085 break; 1086 case ACPI_EINJ_WRITE_REGISTER_VALUE: 1087 printf("Write Register Value"); 1088 break; 1089 case ACPI_EINJ_NOOP: 1090 printf("Noop"); 1091 break; 1092 case ACPI_EINJ_INSTRUCTION_RESERVED: 1093 printf("Reserved"); 1094 break; 1095 default: 1096 printf("%d", ins); 1097 break; 1098 } 1099 printf("}\n"); 1100} 1101 1102static void 1103acpi_print_einj_flags(ACPI_WHEA_HEADER *whea) 1104{ 1105 uint32_t flags = whea->Flags; 1106 1107 printf("\tFLAGS={ "); 1108 if (flags & ACPI_EINJ_PRESERVE) 1109 printf("PRESERVED"); 1110 printf("}\n"); 1111} 1112 1113static void 1114acpi_handle_einj(ACPI_TABLE_HEADER *sdp) 1115{ 1116 ACPI_TABLE_EINJ *einj; 1117 ACPI_EINJ_ENTRY *einj_entry; 1118 uint32_t einj_pos; 1119 u_int i; 1120 1121 printf(BEGIN_COMMENT); 1122 acpi_print_sdt(sdp); 1123 einj = (ACPI_TABLE_EINJ *)sdp; 1124 1125 printf("\tHeader Length=%d\n", einj->HeaderLength); 1126 printf("\tFlags=0x%x\n", einj->Flags); 1127 printf("\tEntries=%d\n", einj->Entries); 1128 1129 einj_pos = sizeof(ACPI_TABLE_EINJ); 1130 for (i = 0; i < einj->Entries; i++) { 1131 einj_entry = (ACPI_EINJ_ENTRY *)((char *)einj + einj_pos); 1132 acpi_print_whea(&einj_entry->WheaHeader, 1133 acpi_print_einj_action, acpi_print_einj_instruction, 1134 acpi_print_einj_flags); 1135 einj_pos += sizeof(ACPI_EINJ_ENTRY); 1136 } 1137 printf(END_COMMENT); 1138} 1139 1140static void 1141acpi_print_erst_action(ACPI_WHEA_HEADER *whea) 1142{ 1143 printf("\tACTION={"); 1144 switch (whea->Action) { 1145 case ACPI_ERST_BEGIN_WRITE: 1146 printf("Begin Write"); 1147 break; 1148 case ACPI_ERST_BEGIN_READ: 1149 printf("Begin Read"); 1150 break; 1151 case ACPI_ERST_BEGIN_CLEAR: 1152 printf("Begin Clear"); 1153 break; 1154 case ACPI_ERST_END: 1155 printf("End"); 1156 break; 1157 case ACPI_ERST_SET_RECORD_OFFSET: 1158 printf("Set Record Offset"); 1159 break; 1160 case ACPI_ERST_EXECUTE_OPERATION: 1161 printf("Execute Operation"); 1162 break; 1163 case ACPI_ERST_CHECK_BUSY_STATUS: 1164 printf("Check Busy Status"); 1165 break; 1166 case ACPI_ERST_GET_COMMAND_STATUS: 1167 printf("Get Command Status"); 1168 break; 1169 case ACPI_ERST_GET_RECORD_ID: 1170 printf("Get Record ID"); 1171 break; 1172 case ACPI_ERST_SET_RECORD_ID: 1173 printf("Set Record ID"); 1174 break; 1175 case ACPI_ERST_GET_RECORD_COUNT: 1176 printf("Get Record Count"); 1177 break; 1178 case ACPI_ERST_BEGIN_DUMMY_WRIITE: 1179 printf("Begin Dummy Write"); 1180 break; 1181 case ACPI_ERST_NOT_USED: 1182 printf("Unused"); 1183 break; 1184 case ACPI_ERST_GET_ERROR_RANGE: 1185 printf("Get Error Range"); 1186 break; 1187 case ACPI_ERST_GET_ERROR_LENGTH: 1188 printf("Get Error Length"); 1189 break; 1190 case ACPI_ERST_GET_ERROR_ATTRIBUTES: 1191 printf("Get Error Attributes"); 1192 break; 1193 case ACPI_ERST_ACTION_RESERVED: 1194 printf("Reserved"); 1195 break; 1196 default: 1197 printf("%d", whea->Action); 1198 break; 1199 } 1200 printf("}\n"); 1201} 1202 1203static void 1204acpi_print_erst_instruction(ACPI_WHEA_HEADER *whea) 1205{ 1206 printf("\tINSTRUCTION={"); 1207 switch (whea->Instruction) { 1208 case ACPI_ERST_READ_REGISTER: 1209 printf("Read Register"); 1210 break; 1211 case ACPI_ERST_READ_REGISTER_VALUE: 1212 printf("Read Register Value"); 1213 break; 1214 case ACPI_ERST_WRITE_REGISTER: 1215 printf("Write Register"); 1216 break; 1217 case ACPI_ERST_WRITE_REGISTER_VALUE: 1218 printf("Write Register Value"); 1219 break; 1220 case ACPI_ERST_NOOP: 1221 printf("Noop"); 1222 break; 1223 case ACPI_ERST_LOAD_VAR1: 1224 printf("Load Var1"); 1225 break; 1226 case ACPI_ERST_LOAD_VAR2: 1227 printf("Load Var2"); 1228 break; 1229 case ACPI_ERST_STORE_VAR1: 1230 printf("Store Var1"); 1231 break; 1232 case ACPI_ERST_ADD: 1233 printf("Add"); 1234 break; 1235 case ACPI_ERST_SUBTRACT: 1236 printf("Subtract"); 1237 break; 1238 case ACPI_ERST_ADD_VALUE: 1239 printf("Add Value"); 1240 break; 1241 case ACPI_ERST_SUBTRACT_VALUE: 1242 printf("Subtract Value"); 1243 break; 1244 case ACPI_ERST_STALL: 1245 printf("Stall"); 1246 break; 1247 case ACPI_ERST_STALL_WHILE_TRUE: 1248 printf("Stall While True"); 1249 break; 1250 case ACPI_ERST_SKIP_NEXT_IF_TRUE: 1251 printf("Skip Next If True"); 1252 break; 1253 case ACPI_ERST_GOTO: 1254 printf("Goto"); 1255 break; 1256 case ACPI_ERST_SET_SRC_ADDRESS_BASE: 1257 printf("Set Src Address Base"); 1258 break; 1259 case ACPI_ERST_SET_DST_ADDRESS_BASE: 1260 printf("Set Dst Address Base"); 1261 break; 1262 case ACPI_ERST_MOVE_DATA: 1263 printf("Move Data"); 1264 break; 1265 case ACPI_ERST_INSTRUCTION_RESERVED: 1266 printf("Reserved"); 1267 break; 1268 default: 1269 printf("%d (reserved)", whea->Instruction); 1270 break; 1271 } 1272 printf("}\n"); 1273} 1274 1275static void 1276acpi_print_erst_flags(ACPI_WHEA_HEADER *whea) 1277{ 1278 uint32_t flags = whea->Flags; 1279 1280 printf("\tFLAGS={ "); 1281 if (flags & ACPI_ERST_PRESERVE) 1282 printf("PRESERVED"); 1283 printf("}\n"); 1284} 1285 1286static void 1287acpi_handle_erst(ACPI_TABLE_HEADER *sdp) 1288{ 1289 ACPI_TABLE_ERST *erst; 1290 ACPI_ERST_ENTRY *erst_entry; 1291 uint32_t erst_pos; 1292 u_int i; 1293 1294 printf(BEGIN_COMMENT); 1295 acpi_print_sdt(sdp); 1296 erst = (ACPI_TABLE_ERST *)sdp; 1297 1298 printf("\tHeader Length=%d\n", erst->HeaderLength); 1299 printf("\tEntries=%d\n", erst->Entries); 1300 1301 erst_pos = sizeof(ACPI_TABLE_ERST); 1302 for (i = 0; i < erst->Entries; i++) { 1303 erst_entry = (ACPI_ERST_ENTRY *)((char *)erst + erst_pos); 1304 acpi_print_whea(&erst_entry->WheaHeader, 1305 acpi_print_erst_action, acpi_print_erst_instruction, 1306 acpi_print_erst_flags); 1307 erst_pos += sizeof(ACPI_ERST_ENTRY); 1308 } 1309 printf(END_COMMENT); 1310} 1311 1312static void 1313acpi_handle_madt(ACPI_TABLE_HEADER *sdp) 1314{ 1315 ACPI_TABLE_MADT *madt; 1316 1317 printf(BEGIN_COMMENT); 1318 acpi_print_sdt(sdp); 1319 madt = (ACPI_TABLE_MADT *)sdp; 1320 printf("\tLocal APIC ADDR=0x%08x\n", madt->Address); 1321 printf("\tFlags={"); 1322 if (madt->Flags & ACPI_MADT_PCAT_COMPAT) 1323 printf("PC-AT"); 1324 printf("}\n"); 1325 acpi_walk_subtables(sdp, (madt + 1), acpi_print_madt); 1326 printf(END_COMMENT); 1327} 1328 1329static void 1330acpi_handle_hpet(ACPI_TABLE_HEADER *sdp) 1331{ 1332 ACPI_TABLE_HPET *hpet; 1333 1334 printf(BEGIN_COMMENT); 1335 acpi_print_sdt(sdp); 1336 hpet = (ACPI_TABLE_HPET *)sdp; 1337 printf("\tHPET Number=%d\n", hpet->Sequence); 1338 printf("\tADDR="); 1339 acpi_print_gas(&hpet->Address); 1340 printf("\tHW Rev=0x%x\n", hpet->Id & ACPI_HPET_ID_HARDWARE_REV_ID); 1341 printf("\tComparators=%d\n", (hpet->Id & ACPI_HPET_ID_COMPARATORS) >> 1342 8); 1343 printf("\tCounter Size=%d\n", hpet->Id & ACPI_HPET_ID_COUNT_SIZE_CAP ? 1344 1 : 0); 1345 printf("\tLegacy IRQ routing capable={"); 1346 if (hpet->Id & ACPI_HPET_ID_LEGACY_CAPABLE) 1347 printf("TRUE}\n"); 1348 else 1349 printf("FALSE}\n"); 1350 printf("\tPCI Vendor ID=0x%04x\n", hpet->Id >> 16); 1351 printf("\tMinimal Tick=%d\n", hpet->MinimumTick); 1352 printf(END_COMMENT); 1353} 1354 1355static void 1356acpi_handle_msct(ACPI_TABLE_HEADER *sdp) 1357{ 1358 ACPI_TABLE_MSCT *msct; 1359 ACPI_MSCT_PROXIMITY *msctentry; 1360 uint32_t pos; 1361 1362 printf(BEGIN_COMMENT); 1363 acpi_print_sdt(sdp); 1364 msct = (ACPI_TABLE_MSCT *)sdp; 1365 1366 printf("\tProximity Offset=0x%x\n", msct->ProximityOffset); 1367 printf("\tMax Proximity Domains=%d\n", msct->MaxProximityDomains); 1368 printf("\tMax Clock Domains=%d\n", msct->MaxClockDomains); 1369 printf("\tMax Physical Address=0x%"PRIx64"\n", msct->MaxAddress); 1370 1371 pos = msct->ProximityOffset; 1372 while (pos < msct->Header.Length) { 1373 msctentry = (ACPI_MSCT_PROXIMITY *)((char *)msct + pos); 1374 pos += msctentry->Length; 1375 1376 printf("\n"); 1377 printf("\tRevision=%d\n", msctentry->Revision); 1378 printf("\tLength=%d\n", msctentry->Length); 1379 printf("\tRange Start=%d\n", msctentry->RangeStart); 1380 printf("\tRange End=%d\n", msctentry->RangeEnd); 1381 printf("\tProcessor Capacity=%d\n", 1382 msctentry->ProcessorCapacity); 1383 printf("\tMemory Capacity=0x%"PRIx64" byte\n", 1384 msctentry->MemoryCapacity); 1385 } 1386 1387 printf(END_COMMENT); 1388} 1389 1390static void 1391acpi_handle_ecdt(ACPI_TABLE_HEADER *sdp) 1392{ 1393 ACPI_TABLE_ECDT *ecdt; 1394 1395 printf(BEGIN_COMMENT); 1396 acpi_print_sdt(sdp); 1397 ecdt = (ACPI_TABLE_ECDT *)sdp; 1398 printf("\tEC_CONTROL="); 1399 acpi_print_gas(&ecdt->Control); 1400 printf("\n\tEC_DATA="); 1401 acpi_print_gas(&ecdt->Data); 1402 printf("\n\tUID=%#x, ", ecdt->Uid); 1403 printf("GPE_BIT=%#x\n", ecdt->Gpe); 1404 printf("\tEC_ID=%s\n", ecdt->Id); 1405 printf(END_COMMENT); 1406} 1407 1408static void 1409acpi_handle_mcfg(ACPI_TABLE_HEADER *sdp) 1410{ 1411 ACPI_TABLE_MCFG *mcfg; 1412 ACPI_MCFG_ALLOCATION *alloc; 1413 u_int i, entries; 1414 1415 printf(BEGIN_COMMENT); 1416 acpi_print_sdt(sdp); 1417 mcfg = (ACPI_TABLE_MCFG *)sdp; 1418 entries = (sdp->Length - sizeof(ACPI_TABLE_MCFG)) / 1419 sizeof(ACPI_MCFG_ALLOCATION); 1420 alloc = (ACPI_MCFG_ALLOCATION *)(mcfg + 1); 1421 for (i = 0; i < entries; i++, alloc++) { 1422 printf("\n"); 1423 printf("\tBase Address=0x%016jx\n", alloc->Address); 1424 printf("\tSegment Group=0x%04x\n", alloc->PciSegment); 1425 printf("\tStart Bus=%d\n", alloc->StartBusNumber); 1426 printf("\tEnd Bus=%d\n", alloc->EndBusNumber); 1427 } 1428 printf(END_COMMENT); 1429} 1430 1431static void 1432acpi_handle_sbst(ACPI_TABLE_HEADER *sdp) 1433{ 1434 ACPI_TABLE_SBST *sbst; 1435 1436 printf(BEGIN_COMMENT); 1437 acpi_print_sdt(sdp); 1438 sbst = (ACPI_TABLE_SBST *)sdp; 1439 1440 printf("\tWarning Level=%d mWh\n", sbst->WarningLevel); 1441 printf("\tLow Level=%d mWh\n", sbst->LowLevel); 1442 printf("\tCritical Level=%d mWh\n", sbst->CriticalLevel); 1443 1444 printf(END_COMMENT); 1445} 1446 1447static void 1448acpi_handle_slit(ACPI_TABLE_HEADER *sdp) 1449{ 1450 ACPI_TABLE_SLIT *slit; 1451 u_int idx; 1452 uint64_t cnt; 1453 1454 printf(BEGIN_COMMENT); 1455 acpi_print_sdt(sdp); 1456 slit = (ACPI_TABLE_SLIT *)sdp; 1457 1458 cnt = slit->LocalityCount * slit->LocalityCount; 1459 printf("\tLocalityCount=%"PRIu64"\n", slit->LocalityCount); 1460 printf("\tEntry=\n\t"); 1461 for (idx = 0; idx < cnt; idx++) { 1462 printf("%u ", slit->Entry[idx]); 1463 if ((idx % slit->LocalityCount) == (slit->LocalityCount - 1)) { 1464 printf("\n"); 1465 if (idx < cnt - 1) 1466 printf("\t"); 1467 } 1468 } 1469 1470 printf(END_COMMENT); 1471} 1472 1473static void 1474acpi_handle_spcr(ACPI_TABLE_HEADER *sdp) 1475{ 1476 ACPI_TABLE_SPCR *spcr; 1477 1478 printf(BEGIN_COMMENT); 1479 acpi_print_sdt(sdp); 1480 spcr = (ACPI_TABLE_SPCR *)sdp; 1481 1482 printf("\tSerial Port="); 1483 acpi_print_gas(&spcr->SerialPort); 1484 printf("\n\tInterrupt Type={"); 1485 if (spcr->InterruptType & 0x1) { 1486 printf("\n\t\tdual-8259 IRQ="); 1487 switch (spcr->PcInterrupt) { 1488 case 2 ... 7: 1489 case 9 ... 12: 1490 case 14 ... 15: 1491 printf("%d", spcr->PcInterrupt); 1492 break; 1493 default: 1494 printf("%d (invalid entry)", spcr->PcInterrupt); 1495 break; 1496 } 1497 } 1498 if (spcr->InterruptType & 0x2) { 1499 printf("\n\t\tIO APIC={ GSI=%d }", spcr->Interrupt); 1500 } 1501 if (spcr->InterruptType & 0x4) { 1502 printf("\n\t\tIO SAPIC={ GSI=%d }", spcr->Interrupt); 1503 } 1504 printf("\n\t}\n"); 1505 1506 printf("\tBaud Rate="); 1507 switch (spcr->BaudRate) { 1508 case 3: 1509 printf("9600"); 1510 break; 1511 case 4: 1512 printf("19200"); 1513 break; 1514 case 6: 1515 printf("57600"); 1516 break; 1517 case 7: 1518 printf("115200"); 1519 break; 1520 default: 1521 printf("unknown speed index %d", spcr->BaudRate); 1522 break; 1523 } 1524 printf("\n\tParity={"); 1525 switch (spcr->Parity) { 1526 case 0: 1527 printf("OFF"); 1528 break; 1529 default: 1530 printf("ON"); 1531 break; 1532 } 1533 printf("}\n"); 1534 1535 printf("\tStop Bits={"); 1536 switch (spcr->StopBits) { 1537 case 1: 1538 printf("ON"); 1539 break; 1540 default: 1541 printf("OFF"); 1542 break; 1543 } 1544 printf("}\n"); 1545 1546 printf("\tFlow Control={"); 1547 if (spcr->FlowControl & 0x1) 1548 printf("DCD, "); 1549 if (spcr->FlowControl & 0x2) 1550 printf("RTS/CTS hardware, "); 1551 if (spcr->FlowControl & 0x4) 1552 printf("XON/XOFF software"); 1553 printf("}\n"); 1554 1555 printf("\tTerminal="); 1556 switch (spcr->TerminalType) { 1557 case 0: 1558 printf("VT100"); 1559 break; 1560 case 1: 1561 printf("VT100+"); 1562 break; 1563 case 2: 1564 printf("VT-UTF8"); 1565 break; 1566 case 3: 1567 printf("ANSI"); 1568 break; 1569 default: 1570 printf("unknown type %d", spcr->TerminalType); 1571 break; 1572 } 1573 printf("\n"); 1574 1575 acpi_print_pci(spcr->PciVendorId, spcr->PciDeviceId, 1576 spcr->PciSegment, spcr->PciBus, spcr->PciDevice, spcr->PciFunction); 1577 1578 printf("\tPCI Flags={"); 1579 if (spcr->PciFlags & ACPI_SPCR_DO_NOT_DISABLE) 1580 printf("DONOT_DISABLE"); 1581 printf("}\n"); 1582 1583 printf(END_COMMENT); 1584} 1585 1586static void 1587acpi_print_srat_cpu(uint32_t apic_id, uint32_t proximity_domain, 1588 uint32_t flags, uint32_t clockdomain) 1589{ 1590 1591 printf("\tFlags={"); 1592 if (flags & ACPI_SRAT_CPU_ENABLED) 1593 printf("ENABLED"); 1594 else 1595 printf("DISABLED"); 1596 printf("}\n"); 1597 printf("\tAPIC ID=%d\n", apic_id); 1598 printf("\tProximity Domain=%d\n", proximity_domain); 1599 printf("\tClock Domain=%d\n", clockdomain); 1600} 1601 1602static void 1603acpi_print_srat_memory(ACPI_SRAT_MEM_AFFINITY *mp) 1604{ 1605 1606 printf("\tFlags={"); 1607 if (mp->Flags & ACPI_SRAT_MEM_ENABLED) 1608 printf("ENABLED"); 1609 else 1610 printf("DISABLED"); 1611 if (mp->Flags & ACPI_SRAT_MEM_HOT_PLUGGABLE) 1612 printf(",HOT_PLUGGABLE"); 1613 if (mp->Flags & ACPI_SRAT_MEM_NON_VOLATILE) 1614 printf(",NON_VOLATILE"); 1615 printf("}\n"); 1616 printf("\tBase Address=0x%016jx\n", (uintmax_t)mp->BaseAddress); 1617 printf("\tLength=0x%016jx\n", (uintmax_t)mp->Length); 1618 printf("\tProximity Domain=%d\n", mp->ProximityDomain); 1619} 1620 1621const char *srat_types[] = { "CPU", "Memory", "X2APIC" }; 1622 1623static void 1624acpi_print_srat(ACPI_SUBTABLE_HEADER *srat) 1625{ 1626 ACPI_SRAT_CPU_AFFINITY *cpu; 1627 ACPI_SRAT_X2APIC_CPU_AFFINITY *x2apic; 1628 1629 if (srat->Type < sizeof(srat_types) / sizeof(srat_types[0])) 1630 printf("\tType=%s\n", srat_types[srat->Type]); 1631 else 1632 printf("\tType=%d (unknown)\n", srat->Type); 1633 switch (srat->Type) { 1634 case ACPI_SRAT_TYPE_CPU_AFFINITY: 1635 cpu = (ACPI_SRAT_CPU_AFFINITY *)srat; 1636 acpi_print_srat_cpu(cpu->ApicId, 1637 cpu->ProximityDomainHi[2] << 24 | 1638 cpu->ProximityDomainHi[1] << 16 | 1639 cpu->ProximityDomainHi[0] << 0 | 1640 cpu->ProximityDomainLo, 1641 cpu->Flags, cpu->ClockDomain); 1642 break; 1643 case ACPI_SRAT_TYPE_MEMORY_AFFINITY: 1644 acpi_print_srat_memory((ACPI_SRAT_MEM_AFFINITY *)srat); 1645 break; 1646 case ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY: 1647 x2apic = (ACPI_SRAT_X2APIC_CPU_AFFINITY *)srat; 1648 acpi_print_srat_cpu(x2apic->ApicId, x2apic->ProximityDomain, 1649 x2apic->Flags, x2apic->ClockDomain); 1650 break; 1651 } 1652} 1653 1654static void 1655acpi_handle_srat(ACPI_TABLE_HEADER *sdp) 1656{ 1657 ACPI_TABLE_SRAT *srat; 1658 1659 printf(BEGIN_COMMENT); 1660 acpi_print_sdt(sdp); 1661 srat = (ACPI_TABLE_SRAT *)sdp; 1662 printf("\tTable Revision=%d\n", srat->TableRevision); 1663 acpi_walk_subtables(sdp, (srat + 1), acpi_print_srat); 1664 printf(END_COMMENT); 1665} 1666 1667static void 1668acpi_handle_tcpa(ACPI_TABLE_HEADER *sdp) 1669{ 1670 ACPI_TABLE_TCPA *tcpa; 1671 1672 printf(BEGIN_COMMENT); 1673 acpi_print_sdt(sdp); 1674 tcpa = (ACPI_TABLE_TCPA *)sdp; 1675 1676 printf("\tMaximum Length of Event Log Area=%d\n", tcpa->MaxLogLength); 1677 printf("\tPhysical Address of Log Area=0x%08"PRIx64"\n", 1678 tcpa->LogAddress); 1679 1680 printf(END_COMMENT); 1681} 1682 1683static void 1684acpi_handle_waet(ACPI_TABLE_HEADER *sdp) 1685{ 1686 ACPI_TABLE_WAET *waet; 1687 1688 printf(BEGIN_COMMENT); 1689 acpi_print_sdt(sdp); 1690 waet = (ACPI_TABLE_WAET *)sdp; 1691 1692 printf("\tRTC Timer={"); 1693 if (waet->Flags & ACPI_WAET_RTC_NO_ACK) 1694 printf("No ACK required"); 1695 else 1696 printf("default behaviour"); 1697 printf("}\n"); 1698 printf("\t ACPI PM Timer={"); 1699 if (waet->Flags & ACPI_WAET_TIMER_ONE_READ) 1700 printf("One Read sufficient"); 1701 else 1702 printf("default behaviour"); 1703 printf("}\n"); 1704 1705 printf(END_COMMENT); 1706} 1707 1708static void 1709acpi_print_wdat_action(ACPI_WHEA_HEADER *whea) 1710{ 1711 printf("\tACTION={"); 1712 switch (whea->Action) { 1713 case ACPI_WDAT_RESET: 1714 printf("RESET"); 1715 break; 1716 case ACPI_WDAT_GET_CURRENT_COUNTDOWN: 1717 printf("GET_CURRENT_COUNTDOWN"); 1718 break; 1719 case ACPI_WDAT_GET_COUNTDOWN: 1720 printf("GET_COUNTDOWN"); 1721 break; 1722 case ACPI_WDAT_SET_COUNTDOWN: 1723 printf("SET_COUNTDOWN"); 1724 break; 1725 case ACPI_WDAT_GET_RUNNING_STATE: 1726 printf("GET_RUNNING_STATE"); 1727 break; 1728 case ACPI_WDAT_SET_RUNNING_STATE: 1729 printf("SET_RUNNING_STATE"); 1730 break; 1731 case ACPI_WDAT_GET_STOPPED_STATE: 1732 printf("GET_STOPPED_STATE"); 1733 break; 1734 case ACPI_WDAT_SET_STOPPED_STATE: 1735 printf("SET_STOPPED_STATE"); 1736 break; 1737 case ACPI_WDAT_GET_REBOOT: 1738 printf("GET_REBOOT"); 1739 break; 1740 case ACPI_WDAT_SET_REBOOT: 1741 printf("SET_REBOOT"); 1742 break; 1743 case ACPI_WDAT_GET_SHUTDOWN: 1744 printf("GET_SHUTDOWN"); 1745 break; 1746 case ACPI_WDAT_SET_SHUTDOWN: 1747 printf("SET_SHUTDOWN"); 1748 break; 1749 case ACPI_WDAT_GET_STATUS: 1750 printf("GET_STATUS"); 1751 break; 1752 case ACPI_WDAT_SET_STATUS: 1753 printf("SET_STATUS"); 1754 break; 1755 case ACPI_WDAT_ACTION_RESERVED: 1756 printf("ACTION_RESERVED"); 1757 break; 1758 default: 1759 printf("%d", whea->Action); 1760 break; 1761 } 1762 printf("}\n"); 1763} 1764 1765static void 1766acpi_print_wdat_instruction(ACPI_WHEA_HEADER *whea) 1767{ 1768 uint32_t ins; 1769 1770 ins = whea->Instruction & ~ACPI_WDAT_PRESERVE_REGISTER; 1771 1772 printf("\tINSTRUCTION={"); 1773 switch (ins) { 1774 case ACPI_WDAT_READ_VALUE: 1775 printf("READ_VALUE"); 1776 break; 1777 case ACPI_WDAT_READ_COUNTDOWN: 1778 printf("READ_COUNTDOWN"); 1779 break; 1780 case ACPI_WDAT_WRITE_VALUE: 1781 printf("WRITE_VALUE"); 1782 break; 1783 case ACPI_WDAT_WRITE_COUNTDOWN: 1784 printf("WRITE_COUNTDOWN"); 1785 break; 1786 case ACPI_WDAT_INSTRUCTION_RESERVED: 1787 printf("INSTRUCTION_RESERVED"); 1788 break; 1789 default: 1790 printf("%d", ins); 1791 break; 1792 } 1793 1794 if (whea->Instruction & ACPI_WDAT_PRESERVE_REGISTER) 1795 printf(", Preserve Register "); 1796 1797 printf("}\n"); 1798} 1799 1800static void 1801acpi_handle_wdat(ACPI_TABLE_HEADER *sdp) 1802{ 1803 ACPI_TABLE_WDAT *wdat; 1804 ACPI_WHEA_HEADER *whea; 1805 char *wdat_pos; 1806 u_int i; 1807 1808 printf(BEGIN_COMMENT); 1809 acpi_print_sdt(sdp); 1810 wdat = (ACPI_TABLE_WDAT *)sdp; 1811 1812 printf("\tHeader Length=%d\n", wdat->HeaderLength); 1813 1814 acpi_print_pci_sbfd(wdat->PciSegment, wdat->PciBus, wdat->PciDevice, 1815 wdat->PciFunction); 1816 printf("\n\tTimer Counter Period=%d msec\n", wdat->TimerPeriod); 1817 printf("\tTimer Maximum Counter Value=%d\n", wdat->MaxCount); 1818 printf("\tTimer Minimum Counter Value=%d\n", wdat->MinCount); 1819 1820 printf("\tFlags={"); 1821 if (wdat->Flags & ACPI_WDAT_ENABLED) 1822 printf("ENABLED"); 1823 if (wdat->Flags & ACPI_WDAT_STOPPED) 1824 printf(", STOPPED"); 1825 printf("}\n"); 1826 1827 wdat_pos = ((char *)wdat + sizeof(ACPI_TABLE_HEADER) 1828 + wdat->HeaderLength); 1829 1830 for (i = 0; i < wdat->Entries; i++) { 1831 whea = (ACPI_WHEA_HEADER *)wdat_pos; 1832 acpi_print_whea(whea, 1833 acpi_print_wdat_action, acpi_print_wdat_instruction, 1834 NULL); 1835 wdat_pos += sizeof(ACPI_WDAT_ENTRY); 1836 } 1837 printf(END_COMMENT); 1838} 1839 1840static void 1841acpi_handle_wdrt(ACPI_TABLE_HEADER *sdp) 1842{ 1843 ACPI_TABLE_WDRT *wdrt; 1844 1845 printf(BEGIN_COMMENT); 1846 acpi_print_sdt(sdp); 1847 wdrt = (ACPI_TABLE_WDRT *)sdp; 1848 1849 printf("\tControl Register="); 1850 acpi_print_gas(&wdrt->ControlRegister); 1851 printf("\tCount Register="); 1852 acpi_print_gas(&wdrt->CountRegister); 1853 acpi_print_pci(wdrt->PciVendorId, wdrt->PciDeviceId, 1854 wdrt->PciSegment, wdrt->PciBus, wdrt->PciDevice, wdrt->PciFunction); 1855 1856 /* Value must be >= 511 and < 65535 */ 1857 printf("\tMaxCount=%d", wdrt->MaxCount); 1858 if (wdrt->MaxCount < 511) 1859 printf(" (Out of Range. Valid range: 511 <= maxcount < 65535)"); 1860 printf("\n"); 1861 1862 printf("\tUnit={"); 1863 switch (wdrt->Units) { 1864 case 0: 1865 printf("1 seconds/count"); 1866 break; 1867 case 1: 1868 printf("100 milliseconds/count"); 1869 break; 1870 case 2: 1871 printf("10 milliseconds/count"); 1872 break; 1873 default: 1874 printf("%d", wdrt->Units); 1875 break; 1876 } 1877 printf("}\n"); 1878 1879 printf(END_COMMENT); 1880} 1881 1882static void 1883acpi_print_sdt(ACPI_TABLE_HEADER *sdp) 1884{ 1885 printf(" "); 1886 acpi_print_string(sdp->Signature, ACPI_NAME_SIZE); 1887 printf(": Length=%d, Revision=%d, Checksum=%d", 1888 sdp->Length, sdp->Revision, sdp->Checksum); 1889 if (acpi_checksum(sdp, sdp->Length)) 1890 printf(" (Incorrect)"); 1891 printf(",\n\tOEMID="); 1892 acpi_print_string(sdp->OemId, ACPI_OEM_ID_SIZE); 1893 printf(", OEM Table ID="); 1894 acpi_print_string(sdp->OemTableId, ACPI_OEM_TABLE_ID_SIZE); 1895 printf(", OEM Revision=0x%x,\n", sdp->OemRevision); 1896 printf("\tCreator ID="); 1897 acpi_print_string(sdp->AslCompilerId, ACPI_NAME_SIZE); 1898 printf(", Creator Revision=0x%x\n", sdp->AslCompilerRevision); 1899} 1900 1901static void 1902acpi_dump_bytes(ACPI_TABLE_HEADER *sdp) 1903{ 1904 unsigned int i; 1905 uint8_t *p; 1906 1907 p = (uint8_t *)sdp; 1908 printf("\n\tData={"); 1909 for (i = 0; i < sdp->Length; i++) { 1910 if (cflag) { 1911 if (i % 64 == 0) 1912 printf("\n\t "); 1913 else if (i % 16 == 0) 1914 printf(" "); 1915 printf("%c", (p[i] >= ' ' && p[i] <= '~') ? p[i] : '.'); 1916 } else { 1917 if (i % 16 == 0) 1918 printf("\n\t\t"); 1919 else if (i % 8 == 0) 1920 printf(" "); 1921 printf(" %02x", p[i]); 1922 } 1923 } 1924 printf("\n\t}\n"); 1925} 1926 1927static void 1928acpi_print_rsdt(ACPI_TABLE_HEADER *rsdp) 1929{ 1930 ACPI_TABLE_RSDT *rsdt; 1931 ACPI_TABLE_XSDT *xsdt; 1932 int i, entries; 1933 u_long addr; 1934 1935 rsdt = (ACPI_TABLE_RSDT *)rsdp; 1936 xsdt = (ACPI_TABLE_XSDT *)rsdp; 1937 printf(BEGIN_COMMENT); 1938 acpi_print_sdt(rsdp); 1939 entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size; 1940 printf("\tEntries={ "); 1941 for (i = 0; i < entries; i++) { 1942 if (i > 0) 1943 printf(", "); 1944 switch (addr_size) { 1945 case 4: 1946 addr = le32toh(rsdt->TableOffsetEntry[i]); 1947 break; 1948 case 8: 1949 addr = le64toh(xsdt->TableOffsetEntry[i]); 1950 break; 1951 default: 1952 addr = 0; 1953 } 1954 assert(addr != 0); 1955 printf("0x%08lx", addr); 1956 } 1957 printf(" }\n"); 1958 printf(END_COMMENT); 1959} 1960 1961static const char *acpi_pm_profiles[] = { 1962 "Unspecified", "Desktop", "Mobile", "Workstation", 1963 "Enterprise Server", "SOHO Server", "Appliance PC" 1964}; 1965 1966static void 1967acpi_print_fadt(ACPI_TABLE_HEADER *sdp) 1968{ 1969 ACPI_TABLE_FADT *fadt; 1970 const char *pm; 1971 char sep; 1972 1973 fadt = (ACPI_TABLE_FADT *)sdp; 1974 printf(BEGIN_COMMENT); 1975 acpi_print_sdt(sdp); 1976 printf(" \tFACS=0x%x, DSDT=0x%x\n", fadt->Facs, 1977 fadt->Dsdt); 1978 printf("\tINT_MODEL=%s\n", fadt->Model ? "APIC" : "PIC"); 1979 if (fadt->PreferredProfile >= sizeof(acpi_pm_profiles) / sizeof(char *)) 1980 pm = "Reserved"; 1981 else 1982 pm = acpi_pm_profiles[fadt->PreferredProfile]; 1983 printf("\tPreferred_PM_Profile=%s (%d)\n", pm, fadt->PreferredProfile); 1984 printf("\tSCI_INT=%d\n", fadt->SciInterrupt); 1985 printf("\tSMI_CMD=0x%x, ", fadt->SmiCommand); 1986 printf("ACPI_ENABLE=0x%x, ", fadt->AcpiEnable); 1987 printf("ACPI_DISABLE=0x%x, ", fadt->AcpiDisable); 1988 printf("S4BIOS_REQ=0x%x\n", fadt->S4BiosRequest); 1989 printf("\tPSTATE_CNT=0x%x\n", fadt->PstateControl); 1990 printf("\tPM1a_EVT_BLK=0x%x-0x%x\n", 1991 fadt->Pm1aEventBlock, 1992 fadt->Pm1aEventBlock + fadt->Pm1EventLength - 1); 1993 if (fadt->Pm1bEventBlock != 0) 1994 printf("\tPM1b_EVT_BLK=0x%x-0x%x\n", 1995 fadt->Pm1bEventBlock, 1996 fadt->Pm1bEventBlock + fadt->Pm1EventLength - 1); 1997 printf("\tPM1a_CNT_BLK=0x%x-0x%x\n", 1998 fadt->Pm1aControlBlock, 1999 fadt->Pm1aControlBlock + fadt->Pm1ControlLength - 1); 2000 if (fadt->Pm1bControlBlock != 0) 2001 printf("\tPM1b_CNT_BLK=0x%x-0x%x\n", 2002 fadt->Pm1bControlBlock, 2003 fadt->Pm1bControlBlock + fadt->Pm1ControlLength - 1); 2004 if (fadt->Pm2ControlBlock != 0) 2005 printf("\tPM2_CNT_BLK=0x%x-0x%x\n", 2006 fadt->Pm2ControlBlock, 2007 fadt->Pm2ControlBlock + fadt->Pm2ControlLength - 1); 2008 printf("\tPM_TMR_BLK=0x%x-0x%x\n", 2009 fadt->PmTimerBlock, 2010 fadt->PmTimerBlock + fadt->PmTimerLength - 1); 2011 if (fadt->Gpe0Block != 0) 2012 printf("\tGPE0_BLK=0x%x-0x%x\n", 2013 fadt->Gpe0Block, 2014 fadt->Gpe0Block + fadt->Gpe0BlockLength - 1); 2015 if (fadt->Gpe1Block != 0) 2016 printf("\tGPE1_BLK=0x%x-0x%x, GPE1_BASE=%d\n", 2017 fadt->Gpe1Block, 2018 fadt->Gpe1Block + fadt->Gpe1BlockLength - 1, 2019 fadt->Gpe1Base); 2020 if (fadt->CstControl != 0) 2021 printf("\tCST_CNT=0x%x\n", fadt->CstControl); 2022 printf("\tP_LVL2_LAT=%d us, P_LVL3_LAT=%d us\n", 2023 fadt->C2Latency, fadt->C3Latency); 2024 printf("\tFLUSH_SIZE=%d, FLUSH_STRIDE=%d\n", 2025 fadt->FlushSize, fadt->FlushStride); 2026 printf("\tDUTY_OFFSET=%d, DUTY_WIDTH=%d\n", 2027 fadt->DutyOffset, fadt->DutyWidth); 2028 printf("\tDAY_ALRM=%d, MON_ALRM=%d, CENTURY=%d\n", 2029 fadt->DayAlarm, fadt->MonthAlarm, fadt->Century); 2030 2031#define PRINTFLAG(var, flag) do { \ 2032 if ((var) & ACPI_FADT_## flag) { \ 2033 printf("%c%s", sep, #flag); sep = ','; \ 2034 } \ 2035} while (0) 2036 2037 printf("\tIAPC_BOOT_ARCH="); 2038 sep = '{'; 2039 PRINTFLAG(fadt->BootFlags, LEGACY_DEVICES); 2040 PRINTFLAG(fadt->BootFlags, 8042); 2041 PRINTFLAG(fadt->BootFlags, NO_VGA); 2042 PRINTFLAG(fadt->BootFlags, NO_MSI); 2043 PRINTFLAG(fadt->BootFlags, NO_ASPM); 2044 if (fadt->BootFlags != 0) 2045 printf("}"); 2046 printf("\n"); 2047 2048 printf("\tFlags="); 2049 sep = '{'; 2050 PRINTFLAG(fadt->Flags, WBINVD); 2051 PRINTFLAG(fadt->Flags, WBINVD_FLUSH); 2052 PRINTFLAG(fadt->Flags, C1_SUPPORTED); 2053 PRINTFLAG(fadt->Flags, C2_MP_SUPPORTED); 2054 PRINTFLAG(fadt->Flags, POWER_BUTTON); 2055 PRINTFLAG(fadt->Flags, SLEEP_BUTTON); 2056 PRINTFLAG(fadt->Flags, FIXED_RTC); 2057 PRINTFLAG(fadt->Flags, S4_RTC_WAKE); 2058 PRINTFLAG(fadt->Flags, 32BIT_TIMER); 2059 PRINTFLAG(fadt->Flags, DOCKING_SUPPORTED); 2060 PRINTFLAG(fadt->Flags, RESET_REGISTER); 2061 PRINTFLAG(fadt->Flags, SEALED_CASE); 2062 PRINTFLAG(fadt->Flags, HEADLESS); 2063 PRINTFLAG(fadt->Flags, SLEEP_TYPE); 2064 PRINTFLAG(fadt->Flags, PCI_EXPRESS_WAKE); 2065 PRINTFLAG(fadt->Flags, PLATFORM_CLOCK); 2066 PRINTFLAG(fadt->Flags, S4_RTC_VALID); 2067 PRINTFLAG(fadt->Flags, REMOTE_POWER_ON); 2068 PRINTFLAG(fadt->Flags, APIC_CLUSTER); 2069 PRINTFLAG(fadt->Flags, APIC_PHYSICAL); 2070 if (fadt->Flags != 0) 2071 printf("}\n"); 2072 2073#undef PRINTFLAG 2074 2075 if (fadt->Flags & ACPI_FADT_RESET_REGISTER) { 2076 printf("\tRESET_REG="); 2077 acpi_print_gas(&fadt->ResetRegister); 2078 printf(", RESET_VALUE=%#x\n", fadt->ResetValue); 2079 } 2080 if (acpi_get_fadt_revision(fadt) > 1) { 2081 printf("\tX_FACS=0x%08lx, ", (u_long)fadt->XFacs); 2082 printf("X_DSDT=0x%08lx\n", (u_long)fadt->XDsdt); 2083 printf("\tX_PM1a_EVT_BLK="); 2084 acpi_print_gas(&fadt->XPm1aEventBlock); 2085 if (fadt->XPm1bEventBlock.Address != 0) { 2086 printf("\n\tX_PM1b_EVT_BLK="); 2087 acpi_print_gas(&fadt->XPm1bEventBlock); 2088 } 2089 printf("\n\tX_PM1a_CNT_BLK="); 2090 acpi_print_gas(&fadt->XPm1aControlBlock); 2091 if (fadt->XPm1bControlBlock.Address != 0) { 2092 printf("\n\tX_PM1b_CNT_BLK="); 2093 acpi_print_gas(&fadt->XPm1bControlBlock); 2094 } 2095 if (fadt->XPm2ControlBlock.Address != 0) { 2096 printf("\n\tX_PM2_CNT_BLK="); 2097 acpi_print_gas(&fadt->XPm2ControlBlock); 2098 } 2099 printf("\n\tX_PM_TMR_BLK="); 2100 acpi_print_gas(&fadt->XPmTimerBlock); 2101 if (fadt->XGpe0Block.Address != 0) { 2102 printf("\n\tX_GPE0_BLK="); 2103 acpi_print_gas(&fadt->XGpe0Block); 2104 } 2105 if (fadt->XGpe1Block.Address != 0) { 2106 printf("\n\tX_GPE1_BLK="); 2107 acpi_print_gas(&fadt->XGpe1Block); 2108 } 2109 printf("\n"); 2110 } 2111 2112 printf(END_COMMENT); 2113} 2114 2115static void 2116acpi_print_facs(ACPI_TABLE_FACS *facs) 2117{ 2118 printf(BEGIN_COMMENT); 2119 printf(" FACS:\tLength=%u, ", facs->Length); 2120 printf("HwSig=0x%08x, ", facs->HardwareSignature); 2121 printf("Firm_Wake_Vec=0x%08x\n", facs->FirmwareWakingVector); 2122 2123 printf("\tGlobal_Lock="); 2124 if (facs->GlobalLock != 0) { 2125 if (facs->GlobalLock & ACPI_GLOCK_PENDING) 2126 printf("PENDING,"); 2127 if (facs->GlobalLock & ACPI_GLOCK_OWNED) 2128 printf("OWNED"); 2129 } 2130 printf("\n"); 2131 2132 printf("\tFlags="); 2133 if (facs->Flags & ACPI_FACS_S4_BIOS_PRESENT) 2134 printf("S4BIOS"); 2135 printf("\n"); 2136 2137 if (facs->XFirmwareWakingVector != 0) { 2138 printf("\tX_Firm_Wake_Vec=%08lx\n", 2139 (u_long)facs->XFirmwareWakingVector); 2140 } 2141 printf("\tVersion=%u\n", facs->Version); 2142 2143 printf(END_COMMENT); 2144} 2145 2146static void 2147acpi_print_dsdt(ACPI_TABLE_HEADER *dsdp) 2148{ 2149 printf(BEGIN_COMMENT); 2150 acpi_print_sdt(dsdp); 2151 printf(END_COMMENT); 2152} 2153 2154int 2155acpi_checksum(void *p, size_t length) 2156{ 2157 uint8_t *bp; 2158 uint8_t sum; 2159 2160 bp = p; 2161 sum = 0; 2162 while (length--) 2163 sum += *bp++; 2164 2165 return (sum); 2166} 2167 2168static ACPI_TABLE_HEADER * 2169acpi_map_sdt(vm_offset_t pa) 2170{ 2171 ACPI_TABLE_HEADER *sp; 2172 2173 sp = acpi_map_physical(pa, sizeof(ACPI_TABLE_HEADER)); 2174 sp = acpi_map_physical(pa, sp->Length); 2175 return (sp); 2176} 2177 2178static void 2179acpi_print_rsd_ptr(ACPI_TABLE_RSDP *rp) 2180{ 2181 printf(BEGIN_COMMENT); 2182 printf(" RSD PTR: OEM="); 2183 acpi_print_string(rp->OemId, ACPI_OEM_ID_SIZE); 2184 printf(", ACPI_Rev=%s (%d)\n", rp->Revision < 2 ? "1.0x" : "2.0x", 2185 rp->Revision); 2186 if (rp->Revision < 2) { 2187 printf("\tRSDT=0x%08x, cksum=%u\n", rp->RsdtPhysicalAddress, 2188 rp->Checksum); 2189 } else { 2190 printf("\tXSDT=0x%08lx, length=%u, cksum=%u\n", 2191 (u_long)rp->XsdtPhysicalAddress, rp->Length, 2192 rp->ExtendedChecksum); 2193 } 2194 printf(END_COMMENT); 2195} 2196 2197static void 2198acpi_handle_rsdt(ACPI_TABLE_HEADER *rsdp) 2199{ 2200 ACPI_TABLE_HEADER *sdp; 2201 ACPI_TABLE_RSDT *rsdt; 2202 ACPI_TABLE_XSDT *xsdt; 2203 vm_offset_t addr; 2204 int entries, i; 2205 2206 acpi_print_rsdt(rsdp); 2207 rsdt = (ACPI_TABLE_RSDT *)rsdp; 2208 xsdt = (ACPI_TABLE_XSDT *)rsdp; 2209 entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size; 2210 for (i = 0; i < entries; i++) { 2211 switch (addr_size) { 2212 case 4: 2213 addr = le32toh(rsdt->TableOffsetEntry[i]); 2214 break; 2215 case 8: 2216 addr = le64toh(xsdt->TableOffsetEntry[i]); 2217 break; 2218 default: 2219 assert((addr = 0)); 2220 } 2221 2222 sdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(addr); 2223 if (acpi_checksum(sdp, sdp->Length)) { 2224 warnx("RSDT entry %d (sig %.4s) is corrupt", i, 2225 sdp->Signature); 2226 if (sflag) 2227 continue; 2228 } 2229 if (!memcmp(sdp->Signature, ACPI_SIG_FADT, 4)) 2230 acpi_handle_fadt(sdp); 2231 else if (!memcmp(sdp->Signature, ACPI_SIG_BERT, 4)) 2232 acpi_handle_bert(sdp); 2233 else if (!memcmp(sdp->Signature, ACPI_SIG_BOOT, 4)) 2234 acpi_handle_boot(sdp); 2235 else if (!memcmp(sdp->Signature, ACPI_SIG_CPEP, 4)) 2236 acpi_handle_cpep(sdp); 2237 else if (!memcmp(sdp->Signature, ACPI_SIG_DBGP, 4)) 2238 acpi_handle_dbgp(sdp); 2239 else if (!memcmp(sdp->Signature, ACPI_SIG_EINJ, 4)) 2240 acpi_handle_einj(sdp); 2241 else if (!memcmp(sdp->Signature, ACPI_SIG_ERST, 4)) 2242 acpi_handle_erst(sdp); 2243 else if (!memcmp(sdp->Signature, ACPI_SIG_MADT, 4)) 2244 acpi_handle_madt(sdp); 2245 else if (!memcmp(sdp->Signature, ACPI_SIG_MSCT, 4)) 2246 acpi_handle_msct(sdp); 2247 else if (!memcmp(sdp->Signature, ACPI_SIG_HEST, 4)) 2248 acpi_handle_hest(sdp); 2249 else if (!memcmp(sdp->Signature, ACPI_SIG_HPET, 4)) 2250 acpi_handle_hpet(sdp); 2251 else if (!memcmp(sdp->Signature, ACPI_SIG_ECDT, 4)) 2252 acpi_handle_ecdt(sdp); 2253 else if (!memcmp(sdp->Signature, ACPI_SIG_MCFG, 4)) 2254 acpi_handle_mcfg(sdp); 2255 else if (!memcmp(sdp->Signature, ACPI_SIG_SBST, 4)) 2256 acpi_handle_sbst(sdp); 2257 else if (!memcmp(sdp->Signature, ACPI_SIG_SLIT, 4)) 2258 acpi_handle_slit(sdp); 2259 else if (!memcmp(sdp->Signature, ACPI_SIG_SPCR, 4)) 2260 acpi_handle_spcr(sdp); 2261 else if (!memcmp(sdp->Signature, ACPI_SIG_SRAT, 4)) 2262 acpi_handle_srat(sdp); 2263 else if (!memcmp(sdp->Signature, ACPI_SIG_TCPA, 4)) 2264 acpi_handle_tcpa(sdp); 2265 else if (!memcmp(sdp->Signature, ACPI_SIG_WAET, 4)) 2266 acpi_handle_waet(sdp); 2267 else if (!memcmp(sdp->Signature, ACPI_SIG_WDAT, 4)) 2268 acpi_handle_wdat(sdp); 2269 else if (!memcmp(sdp->Signature, ACPI_SIG_WDRT, 4)) 2270 acpi_handle_wdrt(sdp); 2271 else { 2272 printf(BEGIN_COMMENT); 2273 acpi_print_sdt(sdp); 2274 acpi_dump_bytes(sdp); 2275 printf(END_COMMENT); 2276 } 2277 } 2278} 2279 2280ACPI_TABLE_HEADER * 2281sdt_load_devmem(void) 2282{ 2283 ACPI_TABLE_RSDP *rp; 2284 ACPI_TABLE_HEADER *rsdp; 2285 2286 rp = acpi_find_rsd_ptr(); 2287 if (!rp) 2288 errx(EXIT_FAILURE, "Can't find ACPI information"); 2289 2290 if (tflag) 2291 acpi_print_rsd_ptr(rp); 2292 if (rp->Revision < 2) { 2293 rsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(rp->RsdtPhysicalAddress); 2294 if (memcmp(rsdp->Signature, "RSDT", 4) != 0 || 2295 acpi_checksum(rsdp, rsdp->Length) != 0) 2296 errx(EXIT_FAILURE, "RSDT is corrupted"); 2297 addr_size = sizeof(uint32_t); 2298 } else { 2299 rsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(rp->XsdtPhysicalAddress); 2300 if (memcmp(rsdp->Signature, "XSDT", 4) != 0 || 2301 acpi_checksum(rsdp, rsdp->Length) != 0) 2302 errx(EXIT_FAILURE, "XSDT is corrupted"); 2303 addr_size = sizeof(uint64_t); 2304 } 2305 return (rsdp); 2306} 2307 2308/* Write the DSDT to a file, concatenating any SSDTs (if present). */ 2309static int 2310write_dsdt(int fd, ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdt) 2311{ 2312 ACPI_TABLE_HEADER sdt; 2313 ACPI_TABLE_HEADER *ssdt; 2314 uint8_t sum; 2315 2316 /* Create a new checksum to account for the DSDT and any SSDTs. */ 2317 sdt = *dsdt; 2318 if (rsdt != NULL) { 2319 sdt.Checksum = 0; 2320 sum = acpi_checksum(dsdt + 1, dsdt->Length - 2321 sizeof(ACPI_TABLE_HEADER)); 2322 ssdt = sdt_from_rsdt(rsdt, ACPI_SIG_SSDT, NULL); 2323 while (ssdt != NULL) { 2324 sdt.Length += ssdt->Length - sizeof(ACPI_TABLE_HEADER); 2325 sum += acpi_checksum(ssdt + 1, 2326 ssdt->Length - sizeof(ACPI_TABLE_HEADER)); 2327 ssdt = sdt_from_rsdt(rsdt, ACPI_SIG_SSDT, ssdt); 2328 } 2329 sum += acpi_checksum(&sdt, sizeof(ACPI_TABLE_HEADER)); 2330 sdt.Checksum -= sum; 2331 } 2332 2333 /* Write out the DSDT header and body. */ 2334 write(fd, &sdt, sizeof(ACPI_TABLE_HEADER)); 2335 write(fd, dsdt + 1, dsdt->Length - sizeof(ACPI_TABLE_HEADER)); 2336 2337 /* Write out any SSDTs (if present.) */ 2338 if (rsdt != NULL) { 2339 ssdt = sdt_from_rsdt(rsdt, "SSDT", NULL); 2340 while (ssdt != NULL) { 2341 write(fd, ssdt + 1, ssdt->Length - 2342 sizeof(ACPI_TABLE_HEADER)); 2343 ssdt = sdt_from_rsdt(rsdt, "SSDT", ssdt); 2344 } 2345 } 2346 return (0); 2347} 2348 2349void 2350dsdt_save_file(char *outfile, ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdp) 2351{ 2352 int fd; 2353 mode_t mode; 2354 2355 assert(outfile != NULL); 2356 mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH; 2357 fd = open(outfile, O_WRONLY | O_CREAT | O_TRUNC, mode); 2358 if (fd == -1) { 2359 perror("dsdt_save_file"); 2360 return; 2361 } 2362 write_dsdt(fd, rsdt, dsdp); 2363 close(fd); 2364} 2365 2366void 2367aml_disassemble(ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdp) 2368{ 2369 char buf[MAXPATHLEN], tmpstr[MAXPATHLEN]; 2370 const char *tmpdir; 2371 char *tmpext; 2372 FILE *fp; 2373 size_t len; 2374 int fd; 2375 2376 if (rsdt == NULL) 2377 errx(EXIT_FAILURE, "aml_disassemble: invalid rsdt"); 2378 if (dsdp == NULL) 2379 errx(EXIT_FAILURE, "aml_disassemble: invalid dsdp"); 2380 2381 tmpdir = getenv("TMPDIR"); 2382 if (tmpdir == NULL) 2383 tmpdir = _PATH_TMP; 2384 strlcpy(tmpstr, tmpdir, sizeof(tmpstr)); 2385 if (realpath(tmpstr, buf) == NULL) { 2386 perror("realpath tmp file"); 2387 return; 2388 } 2389 strlcpy(tmpstr, buf, sizeof(tmpstr)); 2390 strlcat(tmpstr, "/acpidump.", sizeof(tmpstr)); 2391 len = strlen(tmpstr); 2392 tmpext = tmpstr + len; 2393 strlcpy(tmpext, "XXXXXX", sizeof(tmpstr) - len); 2394 fd = mkstemp(tmpstr); 2395 if (fd < 0) { 2396 perror("iasl tmp file"); 2397 return; 2398 } 2399 write_dsdt(fd, rsdt, dsdp); 2400 close(fd); 2401 2402 /* Run iasl -d on the temp file */ 2403 if (fork() == 0) { 2404 close(STDOUT_FILENO); 2405 if (vflag == 0) 2406 close(STDERR_FILENO); 2407 execl("/usr/bin/iasl", "iasl", "-d", tmpstr, NULL); 2408 err(EXIT_FAILURE, "exec"); 2409 } 2410 2411 wait(NULL); 2412 unlink(tmpstr); 2413 2414 /* Dump iasl's output to stdout */ 2415 strlcpy(tmpext, "dsl", sizeof(tmpstr) - len); 2416 fp = fopen(tmpstr, "r"); 2417 unlink(tmpstr); 2418 if (fp == NULL) { 2419 perror("iasl tmp file (read)"); 2420 return; 2421 } 2422 while ((len = fread(buf, 1, sizeof(buf), fp)) > 0) 2423 fwrite(buf, 1, len, stdout); 2424 fclose(fp); 2425} 2426 2427void 2428sdt_print_all(ACPI_TABLE_HEADER *rsdp) 2429{ 2430 acpi_handle_rsdt(rsdp); 2431} 2432 2433/* Fetch a table matching the given signature via the RSDT. */ 2434ACPI_TABLE_HEADER * 2435sdt_from_rsdt(ACPI_TABLE_HEADER *rsdp, const char *sig, ACPI_TABLE_HEADER *last) 2436{ 2437 ACPI_TABLE_HEADER *sdt; 2438 ACPI_TABLE_RSDT *rsdt; 2439 ACPI_TABLE_XSDT *xsdt; 2440 vm_offset_t addr; 2441 int entries, i; 2442 2443 rsdt = (ACPI_TABLE_RSDT *)rsdp; 2444 xsdt = (ACPI_TABLE_XSDT *)rsdp; 2445 entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size; 2446 for (i = 0; i < entries; i++) { 2447 switch (addr_size) { 2448 case 4: 2449 addr = le32toh(rsdt->TableOffsetEntry[i]); 2450 break; 2451 case 8: 2452 addr = le64toh(xsdt->TableOffsetEntry[i]); 2453 break; 2454 default: 2455 assert((addr = 0)); 2456 } 2457 sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(addr); 2458 if (last != NULL) { 2459 if (sdt == last) 2460 last = NULL; 2461 continue; 2462 } 2463 if (memcmp(sdt->Signature, sig, strlen(sig))) 2464 continue; 2465 if (acpi_checksum(sdt, sdt->Length)) 2466 errx(EXIT_FAILURE, "RSDT entry %d is corrupt", i); 2467 return (sdt); 2468 } 2469 2470 return (NULL); 2471} 2472 2473ACPI_TABLE_HEADER * 2474dsdt_from_fadt(ACPI_TABLE_FADT *fadt) 2475{ 2476 ACPI_TABLE_HEADER *sdt; 2477 2478 /* Use the DSDT address if it is version 1, otherwise use XDSDT. */ 2479 if (acpi_get_fadt_revision(fadt) == 1) 2480 sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->Dsdt); 2481 else 2482 sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->XDsdt); 2483 if (acpi_checksum(sdt, sdt->Length)) 2484 errx(EXIT_FAILURE, "DSDT is corrupt\n"); 2485 return (sdt); 2486} 2487