1/*- 2 * Copyright (c) 1998 Doug Rabson 3 * Copyright (c) 2000 Mitsuru IWASAKI <iwasaki@FreeBSD.org> 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * $FreeBSD: releng/10.3/usr.sbin/acpi/acpidump/acpi.c 281506 2015-04-13 22:26:11Z jkim $ 28 */ 29 30#include <sys/param.h> 31#include <sys/endian.h> 32#include <sys/stat.h> 33#include <sys/wait.h> 34#include <assert.h> 35#include <err.h> 36#include <fcntl.h> 37#include <paths.h> 38#include <stdio.h> 39#include <stdint.h> 40#include <stdlib.h> 41#include <string.h> 42#include <unistd.h> 43 44#include "acpidump.h" 45 46#define BEGIN_COMMENT "/*\n" 47#define END_COMMENT " */\n" 48 49static void acpi_print_string(char *s, size_t length); 50static void acpi_print_gas(ACPI_GENERIC_ADDRESS *gas); 51static int acpi_get_fadt_revision(ACPI_TABLE_FADT *fadt); 52static void acpi_handle_fadt(ACPI_TABLE_HEADER *fadt); 53static void acpi_print_cpu(u_char cpu_id); 54static void acpi_print_cpu_uid(uint32_t uid, char *uid_string); 55static void acpi_print_local_apic(uint32_t apic_id, uint32_t flags); 56static void acpi_print_io_apic(uint32_t apic_id, uint32_t int_base, 57 uint64_t apic_addr); 58static void acpi_print_mps_flags(uint16_t flags); 59static void acpi_print_intr(uint32_t intr, uint16_t mps_flags); 60static void acpi_print_local_nmi(u_int lint, uint16_t mps_flags); 61static void acpi_print_madt(ACPI_SUBTABLE_HEADER *mp); 62static void acpi_handle_madt(ACPI_TABLE_HEADER *sdp); 63static void acpi_handle_ecdt(ACPI_TABLE_HEADER *sdp); 64static void acpi_handle_hpet(ACPI_TABLE_HEADER *sdp); 65static void acpi_handle_mcfg(ACPI_TABLE_HEADER *sdp); 66static void acpi_handle_slit(ACPI_TABLE_HEADER *sdp); 67static void acpi_print_srat_cpu(uint32_t apic_id, uint32_t proximity_domain, 68 uint32_t flags); 69static void acpi_print_srat_memory(ACPI_SRAT_MEM_AFFINITY *mp); 70static void acpi_print_srat(ACPI_SUBTABLE_HEADER *srat); 71static void acpi_handle_srat(ACPI_TABLE_HEADER *sdp); 72static void acpi_handle_tcpa(ACPI_TABLE_HEADER *sdp); 73static void acpi_print_sdt(ACPI_TABLE_HEADER *sdp); 74static void acpi_print_fadt(ACPI_TABLE_HEADER *sdp); 75static void acpi_print_facs(ACPI_TABLE_FACS *facs); 76static void acpi_print_dsdt(ACPI_TABLE_HEADER *dsdp); 77static ACPI_TABLE_HEADER *acpi_map_sdt(vm_offset_t pa); 78static void acpi_print_rsd_ptr(ACPI_TABLE_RSDP *rp); 79static void acpi_handle_rsdt(ACPI_TABLE_HEADER *rsdp); 80static void acpi_walk_subtables(ACPI_TABLE_HEADER *table, void *first, 81 void (*action)(ACPI_SUBTABLE_HEADER *)); 82 83/* Size of an address. 32-bit for ACPI 1.0, 64-bit for ACPI 2.0 and up. */ 84static int addr_size; 85 86/* Strings used in the TCPA table */ 87static const char *tcpa_event_type_strings[] = { 88 "PREBOOT Certificate", 89 "POST Code", 90 "Unused", 91 "No Action", 92 "Separator", 93 "Action", 94 "Event Tag", 95 "S-CRTM Contents", 96 "S-CRTM Version", 97 "CPU Microcode", 98 "Platform Config Flags", 99 "Table of Devices", 100 "Compact Hash", 101 "IPL", 102 "IPL Partition Data", 103 "Non-Host Code", 104 "Non-Host Config", 105 "Non-Host Info" 106}; 107 108static const char *TCPA_pcclient_strings[] = { 109 "<undefined>", 110 "SMBIOS", 111 "BIS Certificate", 112 "POST BIOS ROM Strings", 113 "ESCD", 114 "CMOS", 115 "NVRAM", 116 "Option ROM Execute", 117 "Option ROM Configurateion", 118 "<undefined>", 119 "Option ROM Microcode Update ", 120 "S-CRTM Version String", 121 "S-CRTM Contents", 122 "POST Contents", 123 "Table of Devices", 124}; 125 126#define PRINTFLAG_END() printflag_end() 127 128static char pf_sep = '{'; 129 130static void 131printflag_end(void) 132{ 133 134 if (pf_sep != '{') { 135 printf("}"); 136 pf_sep = '{'; 137 } 138 printf("\n"); 139} 140 141static void 142printflag(uint64_t var, uint64_t mask, const char *name) 143{ 144 145 if (var & mask) { 146 printf("%c%s", pf_sep, name); 147 pf_sep = ','; 148 } 149} 150 151static void 152acpi_print_string(char *s, size_t length) 153{ 154 int c; 155 156 /* Trim trailing spaces and NULLs */ 157 while (length > 0 && (s[length - 1] == ' ' || s[length - 1] == '\0')) 158 length--; 159 160 while (length--) { 161 c = *s++; 162 putchar(c); 163 } 164} 165 166static void 167acpi_print_gas(ACPI_GENERIC_ADDRESS *gas) 168{ 169 switch(gas->SpaceId) { 170 case ACPI_GAS_MEMORY: 171 if (gas->BitWidth <= 32) 172 printf("0x%08x:%u[%u] (Memory)", 173 (u_int)gas->Address, gas->BitOffset, 174 gas->BitWidth); 175 else 176 printf("0x%016jx:%u[%u] (Memory)", 177 (uintmax_t)gas->Address, gas->BitOffset, 178 gas->BitWidth); 179 break; 180 case ACPI_GAS_IO: 181 printf("0x%02x:%u[%u] (IO)", (u_int)gas->Address, 182 gas->BitOffset, gas->BitWidth); 183 break; 184 case ACPI_GAS_PCI: 185 printf("%x:%x+0x%x (PCI)", (uint16_t)(gas->Address >> 32), 186 (uint16_t)((gas->Address >> 16) & 0xffff), 187 (uint16_t)gas->Address); 188 break; 189 /* XXX How to handle these below? */ 190 case ACPI_GAS_EMBEDDED: 191 printf("0x%x:%u[%u] (EC)", (uint16_t)gas->Address, 192 gas->BitOffset, gas->BitWidth); 193 break; 194 case ACPI_GAS_SMBUS: 195 printf("0x%x:%u[%u] (SMBus)", (uint16_t)gas->Address, 196 gas->BitOffset, gas->BitWidth); 197 break; 198 case ACPI_GAS_CMOS: 199 case ACPI_GAS_PCIBAR: 200 case ACPI_GAS_DATATABLE: 201 case ACPI_GAS_FIXED: 202 default: 203 printf("0x%016jx (?)", (uintmax_t)gas->Address); 204 break; 205 } 206} 207 208/* The FADT revision indicates whether we use the DSDT or X_DSDT addresses. */ 209static int 210acpi_get_fadt_revision(ACPI_TABLE_FADT *fadt) 211{ 212 int fadt_revision; 213 214 /* Set the FADT revision separately from the RSDP version. */ 215 if (addr_size == 8) { 216 fadt_revision = 2; 217 218 /* 219 * A few systems (e.g., IBM T23) have an RSDP that claims 220 * revision 2 but the 64 bit addresses are invalid. If 221 * revision 2 and the 32 bit address is non-zero but the 222 * 32 and 64 bit versions don't match, prefer the 32 bit 223 * version for all subsequent tables. 224 */ 225 if (fadt->Facs != 0 && 226 (fadt->XFacs & 0xffffffff) != fadt->Facs) 227 fadt_revision = 1; 228 } else 229 fadt_revision = 1; 230 return (fadt_revision); 231} 232 233static void 234acpi_handle_fadt(ACPI_TABLE_HEADER *sdp) 235{ 236 ACPI_TABLE_HEADER *dsdp; 237 ACPI_TABLE_FACS *facs; 238 ACPI_TABLE_FADT *fadt; 239 int fadt_revision; 240 241 fadt = (ACPI_TABLE_FADT *)sdp; 242 acpi_print_fadt(sdp); 243 244 fadt_revision = acpi_get_fadt_revision(fadt); 245 if (fadt_revision == 1) 246 facs = (ACPI_TABLE_FACS *)acpi_map_sdt(fadt->Facs); 247 else 248 facs = (ACPI_TABLE_FACS *)acpi_map_sdt(fadt->XFacs); 249 if (memcmp(facs->Signature, ACPI_SIG_FACS, 4) != 0 || facs->Length < 64) 250 errx(1, "FACS is corrupt"); 251 acpi_print_facs(facs); 252 253 if (fadt_revision == 1) 254 dsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->Dsdt); 255 else 256 dsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->XDsdt); 257 if (acpi_checksum(dsdp, dsdp->Length)) 258 errx(1, "DSDT is corrupt"); 259 acpi_print_dsdt(dsdp); 260} 261 262static void 263acpi_walk_subtables(ACPI_TABLE_HEADER *table, void *first, 264 void (*action)(ACPI_SUBTABLE_HEADER *)) 265{ 266 ACPI_SUBTABLE_HEADER *subtable; 267 char *end; 268 269 subtable = first; 270 end = (char *)table + table->Length; 271 while ((char *)subtable < end) { 272 printf("\n"); 273 action(subtable); 274 subtable = (ACPI_SUBTABLE_HEADER *)((char *)subtable + 275 subtable->Length); 276 } 277} 278 279static void 280acpi_print_cpu(u_char cpu_id) 281{ 282 283 printf("\tACPI CPU="); 284 if (cpu_id == 0xff) 285 printf("ALL\n"); 286 else 287 printf("%d\n", (u_int)cpu_id); 288} 289 290static void 291acpi_print_cpu_uid(uint32_t uid, char *uid_string) 292{ 293 294 printf("\tUID=%d", uid); 295 if (uid_string != NULL) 296 printf(" (%s)", uid_string); 297 printf("\n"); 298} 299 300static void 301acpi_print_local_apic(uint32_t apic_id, uint32_t flags) 302{ 303 304 printf("\tFlags={"); 305 if (flags & ACPI_MADT_ENABLED) 306 printf("ENABLED"); 307 else 308 printf("DISABLED"); 309 printf("}\n"); 310 printf("\tAPIC ID=%d\n", apic_id); 311} 312 313static void 314acpi_print_io_apic(uint32_t apic_id, uint32_t int_base, uint64_t apic_addr) 315{ 316 317 printf("\tAPIC ID=%d\n", apic_id); 318 printf("\tINT BASE=%d\n", int_base); 319 printf("\tADDR=0x%016jx\n", (uintmax_t)apic_addr); 320} 321 322static void 323acpi_print_mps_flags(uint16_t flags) 324{ 325 326 printf("\tFlags={Polarity="); 327 switch (flags & ACPI_MADT_POLARITY_MASK) { 328 case ACPI_MADT_POLARITY_CONFORMS: 329 printf("conforming"); 330 break; 331 case ACPI_MADT_POLARITY_ACTIVE_HIGH: 332 printf("active-hi"); 333 break; 334 case ACPI_MADT_POLARITY_ACTIVE_LOW: 335 printf("active-lo"); 336 break; 337 default: 338 printf("0x%x", flags & ACPI_MADT_POLARITY_MASK); 339 break; 340 } 341 printf(", Trigger="); 342 switch (flags & ACPI_MADT_TRIGGER_MASK) { 343 case ACPI_MADT_TRIGGER_CONFORMS: 344 printf("conforming"); 345 break; 346 case ACPI_MADT_TRIGGER_EDGE: 347 printf("edge"); 348 break; 349 case ACPI_MADT_TRIGGER_LEVEL: 350 printf("level"); 351 break; 352 default: 353 printf("0x%x", (flags & ACPI_MADT_TRIGGER_MASK) >> 2); 354 } 355 printf("}\n"); 356} 357 358static void 359acpi_print_intr(uint32_t intr, uint16_t mps_flags) 360{ 361 362 printf("\tINTR=%d\n", intr); 363 acpi_print_mps_flags(mps_flags); 364} 365 366static void 367acpi_print_local_nmi(u_int lint, uint16_t mps_flags) 368{ 369 370 printf("\tLINT Pin=%d\n", lint); 371 acpi_print_mps_flags(mps_flags); 372} 373 374static const char *apic_types[] = { "Local APIC", "IO APIC", "INT Override", 375 "NMI", "Local APIC NMI", 376 "Local APIC Override", "IO SAPIC", 377 "Local SAPIC", "Platform Interrupt", 378 "Local X2APIC", "Local X2APIC NMI" }; 379static const char *platform_int_types[] = { "0 (unknown)", "PMI", "INIT", 380 "Corrected Platform Error" }; 381 382static void 383acpi_print_madt(ACPI_SUBTABLE_HEADER *mp) 384{ 385 ACPI_MADT_LOCAL_APIC *lapic; 386 ACPI_MADT_IO_APIC *ioapic; 387 ACPI_MADT_INTERRUPT_OVERRIDE *over; 388 ACPI_MADT_NMI_SOURCE *nmi; 389 ACPI_MADT_LOCAL_APIC_NMI *lapic_nmi; 390 ACPI_MADT_LOCAL_APIC_OVERRIDE *lapic_over; 391 ACPI_MADT_IO_SAPIC *iosapic; 392 ACPI_MADT_LOCAL_SAPIC *lsapic; 393 ACPI_MADT_INTERRUPT_SOURCE *isrc; 394 ACPI_MADT_LOCAL_X2APIC *x2apic; 395 ACPI_MADT_LOCAL_X2APIC_NMI *x2apic_nmi; 396 397 if (mp->Type < sizeof(apic_types) / sizeof(apic_types[0])) 398 printf("\tType=%s\n", apic_types[mp->Type]); 399 else 400 printf("\tType=%d (unknown)\n", mp->Type); 401 switch (mp->Type) { 402 case ACPI_MADT_TYPE_LOCAL_APIC: 403 lapic = (ACPI_MADT_LOCAL_APIC *)mp; 404 acpi_print_cpu(lapic->ProcessorId); 405 acpi_print_local_apic(lapic->Id, lapic->LapicFlags); 406 break; 407 case ACPI_MADT_TYPE_IO_APIC: 408 ioapic = (ACPI_MADT_IO_APIC *)mp; 409 acpi_print_io_apic(ioapic->Id, ioapic->GlobalIrqBase, 410 ioapic->Address); 411 break; 412 case ACPI_MADT_TYPE_INTERRUPT_OVERRIDE: 413 over = (ACPI_MADT_INTERRUPT_OVERRIDE *)mp; 414 printf("\tBUS=%d\n", (u_int)over->Bus); 415 printf("\tIRQ=%d\n", (u_int)over->SourceIrq); 416 acpi_print_intr(over->GlobalIrq, over->IntiFlags); 417 break; 418 case ACPI_MADT_TYPE_NMI_SOURCE: 419 nmi = (ACPI_MADT_NMI_SOURCE *)mp; 420 acpi_print_intr(nmi->GlobalIrq, nmi->IntiFlags); 421 break; 422 case ACPI_MADT_TYPE_LOCAL_APIC_NMI: 423 lapic_nmi = (ACPI_MADT_LOCAL_APIC_NMI *)mp; 424 acpi_print_cpu(lapic_nmi->ProcessorId); 425 acpi_print_local_nmi(lapic_nmi->Lint, lapic_nmi->IntiFlags); 426 break; 427 case ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE: 428 lapic_over = (ACPI_MADT_LOCAL_APIC_OVERRIDE *)mp; 429 printf("\tLocal APIC ADDR=0x%016jx\n", 430 (uintmax_t)lapic_over->Address); 431 break; 432 case ACPI_MADT_TYPE_IO_SAPIC: 433 iosapic = (ACPI_MADT_IO_SAPIC *)mp; 434 acpi_print_io_apic(iosapic->Id, iosapic->GlobalIrqBase, 435 iosapic->Address); 436 break; 437 case ACPI_MADT_TYPE_LOCAL_SAPIC: 438 lsapic = (ACPI_MADT_LOCAL_SAPIC *)mp; 439 acpi_print_cpu(lsapic->ProcessorId); 440 acpi_print_local_apic(lsapic->Id, lsapic->LapicFlags); 441 printf("\tAPIC EID=%d\n", (u_int)lsapic->Eid); 442 if (mp->Length > __offsetof(ACPI_MADT_LOCAL_SAPIC, Uid)) 443 acpi_print_cpu_uid(lsapic->Uid, lsapic->UidString); 444 break; 445 case ACPI_MADT_TYPE_INTERRUPT_SOURCE: 446 isrc = (ACPI_MADT_INTERRUPT_SOURCE *)mp; 447 if (isrc->Type < sizeof(platform_int_types) / 448 sizeof(platform_int_types[0])) 449 printf("\tType=%s\n", platform_int_types[isrc->Type]); 450 else 451 printf("\tType=%d (unknown)\n", isrc->Type); 452 printf("\tAPIC ID=%d\n", (u_int)isrc->Id); 453 printf("\tAPIC EID=%d\n", (u_int)isrc->Eid); 454 printf("\tSAPIC Vector=%d\n", (u_int)isrc->IoSapicVector); 455 acpi_print_intr(isrc->GlobalIrq, isrc->IntiFlags); 456 break; 457 case ACPI_MADT_TYPE_LOCAL_X2APIC: 458 x2apic = (ACPI_MADT_LOCAL_X2APIC *)mp; 459 acpi_print_cpu_uid(x2apic->Uid, NULL); 460 acpi_print_local_apic(x2apic->LocalApicId, x2apic->LapicFlags); 461 break; 462 case ACPI_MADT_TYPE_LOCAL_X2APIC_NMI: 463 x2apic_nmi = (ACPI_MADT_LOCAL_X2APIC_NMI *)mp; 464 acpi_print_cpu_uid(x2apic_nmi->Uid, NULL); 465 acpi_print_local_nmi(x2apic_nmi->Lint, x2apic_nmi->IntiFlags); 466 break; 467 } 468} 469 470static void 471acpi_handle_madt(ACPI_TABLE_HEADER *sdp) 472{ 473 ACPI_TABLE_MADT *madt; 474 475 printf(BEGIN_COMMENT); 476 acpi_print_sdt(sdp); 477 madt = (ACPI_TABLE_MADT *)sdp; 478 printf("\tLocal APIC ADDR=0x%08x\n", madt->Address); 479 printf("\tFlags={"); 480 if (madt->Flags & ACPI_MADT_PCAT_COMPAT) 481 printf("PC-AT"); 482 printf("}\n"); 483 acpi_walk_subtables(sdp, (madt + 1), acpi_print_madt); 484 printf(END_COMMENT); 485} 486 487static void 488acpi_handle_hpet(ACPI_TABLE_HEADER *sdp) 489{ 490 ACPI_TABLE_HPET *hpet; 491 492 printf(BEGIN_COMMENT); 493 acpi_print_sdt(sdp); 494 hpet = (ACPI_TABLE_HPET *)sdp; 495 printf("\tHPET Number=%d\n", hpet->Sequence); 496 printf("\tADDR="); 497 acpi_print_gas(&hpet->Address); 498 printf("\tHW Rev=0x%x\n", hpet->Id & ACPI_HPET_ID_HARDWARE_REV_ID); 499 printf("\tComparators=%d\n", (hpet->Id & ACPI_HPET_ID_COMPARATORS) >> 500 8); 501 printf("\tCounter Size=%d\n", hpet->Id & ACPI_HPET_ID_COUNT_SIZE_CAP ? 502 1 : 0); 503 printf("\tLegacy IRQ routing capable={"); 504 if (hpet->Id & ACPI_HPET_ID_LEGACY_CAPABLE) 505 printf("TRUE}\n"); 506 else 507 printf("FALSE}\n"); 508 printf("\tPCI Vendor ID=0x%04x\n", hpet->Id >> 16); 509 printf("\tMinimal Tick=%d\n", hpet->MinimumTick); 510 printf(END_COMMENT); 511} 512 513static void 514acpi_handle_ecdt(ACPI_TABLE_HEADER *sdp) 515{ 516 ACPI_TABLE_ECDT *ecdt; 517 518 printf(BEGIN_COMMENT); 519 acpi_print_sdt(sdp); 520 ecdt = (ACPI_TABLE_ECDT *)sdp; 521 printf("\tEC_CONTROL="); 522 acpi_print_gas(&ecdt->Control); 523 printf("\n\tEC_DATA="); 524 acpi_print_gas(&ecdt->Data); 525 printf("\n\tUID=%#x, ", ecdt->Uid); 526 printf("GPE_BIT=%#x\n", ecdt->Gpe); 527 printf("\tEC_ID=%s\n", ecdt->Id); 528 printf(END_COMMENT); 529} 530 531static void 532acpi_handle_mcfg(ACPI_TABLE_HEADER *sdp) 533{ 534 ACPI_TABLE_MCFG *mcfg; 535 ACPI_MCFG_ALLOCATION *alloc; 536 u_int i, entries; 537 538 printf(BEGIN_COMMENT); 539 acpi_print_sdt(sdp); 540 mcfg = (ACPI_TABLE_MCFG *)sdp; 541 entries = (sdp->Length - sizeof(ACPI_TABLE_MCFG)) / 542 sizeof(ACPI_MCFG_ALLOCATION); 543 alloc = (ACPI_MCFG_ALLOCATION *)(mcfg + 1); 544 for (i = 0; i < entries; i++, alloc++) { 545 printf("\n"); 546 printf("\tBase Address=0x%016jx\n", (uintmax_t)alloc->Address); 547 printf("\tSegment Group=0x%04x\n", alloc->PciSegment); 548 printf("\tStart Bus=%d\n", alloc->StartBusNumber); 549 printf("\tEnd Bus=%d\n", alloc->EndBusNumber); 550 } 551 printf(END_COMMENT); 552} 553 554static void 555acpi_handle_slit(ACPI_TABLE_HEADER *sdp) 556{ 557 ACPI_TABLE_SLIT *slit; 558 UINT64 i, j; 559 560 printf(BEGIN_COMMENT); 561 acpi_print_sdt(sdp); 562 slit = (ACPI_TABLE_SLIT *)sdp; 563 printf("\tLocality Count=%ju\n", (uintmax_t)slit->LocalityCount); 564 printf("\n\t "); 565 for (i = 0; i < slit->LocalityCount; i++) 566 printf(" %3ju", (uintmax_t)i); 567 printf("\n\t +"); 568 for (i = 0; i < slit->LocalityCount; i++) 569 printf("----"); 570 printf("\n"); 571 for (i = 0; i < slit->LocalityCount; i++) { 572 printf("\t %3ju |", (uintmax_t)i); 573 for (j = 0; j < slit->LocalityCount; j++) 574 printf(" %3d", 575 slit->Entry[i * slit->LocalityCount + j]); 576 printf("\n"); 577 } 578 printf(END_COMMENT); 579} 580 581static void 582acpi_print_srat_cpu(uint32_t apic_id, uint32_t proximity_domain, 583 uint32_t flags) 584{ 585 586 printf("\tFlags={"); 587 if (flags & ACPI_SRAT_CPU_ENABLED) 588 printf("ENABLED"); 589 else 590 printf("DISABLED"); 591 printf("}\n"); 592 printf("\tAPIC ID=%d\n", apic_id); 593 printf("\tProximity Domain=%d\n", proximity_domain); 594} 595 596static char * 597acpi_tcpa_evname(struct TCPAevent *event) 598{ 599 struct TCPApc_event *pc_event; 600 char *eventname = NULL; 601 602 pc_event = (struct TCPApc_event *)(event + 1); 603 604 switch(event->event_type) { 605 case PREBOOT: 606 case POST_CODE: 607 case UNUSED: 608 case NO_ACTION: 609 case SEPARATOR: 610 case SCRTM_CONTENTS: 611 case SCRTM_VERSION: 612 case CPU_MICROCODE: 613 case PLATFORM_CONFIG_FLAGS: 614 case TABLE_OF_DEVICES: 615 case COMPACT_HASH: 616 case IPL: 617 case IPL_PARTITION_DATA: 618 case NONHOST_CODE: 619 case NONHOST_CONFIG: 620 case NONHOST_INFO: 621 asprintf(&eventname, "%s", 622 tcpa_event_type_strings[event->event_type]); 623 break; 624 625 case ACTION: 626 eventname = calloc(event->event_size + 1, sizeof(char)); 627 memcpy(eventname, pc_event, event->event_size); 628 break; 629 630 case EVENT_TAG: 631 switch (pc_event->event_id) { 632 case SMBIOS: 633 case BIS_CERT: 634 case CMOS: 635 case NVRAM: 636 case OPTION_ROM_EXEC: 637 case OPTION_ROM_CONFIG: 638 case S_CRTM_VERSION: 639 case POST_BIOS_ROM: 640 case ESCD: 641 case OPTION_ROM_MICROCODE: 642 case S_CRTM_CONTENTS: 643 case POST_CONTENTS: 644 asprintf(&eventname, "%s", 645 TCPA_pcclient_strings[pc_event->event_id]); 646 break; 647 648 default: 649 asprintf(&eventname, "<unknown tag 0x%02x>", 650 pc_event->event_id); 651 break; 652 } 653 break; 654 655 default: 656 asprintf(&eventname, "<unknown 0x%02x>", event->event_type); 657 break; 658 } 659 660 return eventname; 661} 662 663static void 664acpi_print_tcpa(struct TCPAevent *event) 665{ 666 int i; 667 char *eventname; 668 669 eventname = acpi_tcpa_evname(event); 670 671 printf("\t%d", event->pcr_index); 672 printf(" 0x"); 673 for (i = 0; i < 20; i++) 674 printf("%02x", event->pcr_value[i]); 675 printf(" [%s]\n", eventname ? eventname : "<unknown>"); 676 677 free(eventname); 678} 679 680static void 681acpi_handle_tcpa(ACPI_TABLE_HEADER *sdp) 682{ 683 struct TCPAbody *tcpa; 684 struct TCPAevent *event; 685 uintmax_t len, paddr; 686 unsigned char *vaddr = NULL; 687 unsigned char *vend = NULL; 688 689 printf(BEGIN_COMMENT); 690 acpi_print_sdt(sdp); 691 tcpa = (struct TCPAbody *) sdp; 692 693 switch (tcpa->platform_class) { 694 case ACPI_TCPA_BIOS_CLIENT: 695 len = tcpa->client.log_max_len; 696 paddr = tcpa->client.log_start_addr; 697 break; 698 699 case ACPI_TCPA_BIOS_SERVER: 700 len = tcpa->server.log_max_len; 701 paddr = tcpa->server.log_start_addr; 702 break; 703 704 default: 705 printf("XXX"); 706 printf(END_COMMENT); 707 return; 708 } 709 printf("\tClass %u Base Address 0x%jx Length %ju\n\n", 710 tcpa->platform_class, paddr, len); 711 712 if (len == 0) { 713 printf("\tEmpty TCPA table\n"); 714 printf(END_COMMENT); 715 return; 716 } 717 if(sdp->Revision == 1){ 718 printf("\tOLD TCPA spec log found. Dumping not supported.\n"); 719 printf(END_COMMENT); 720 return; 721 } 722 723 vaddr = (unsigned char *)acpi_map_physical(paddr, len); 724 vend = vaddr + len; 725 726 while (vaddr != NULL) { 727 if ((vaddr + sizeof(struct TCPAevent) >= vend)|| 728 (vaddr + sizeof(struct TCPAevent) < vaddr)) 729 break; 730 event = (struct TCPAevent *)(void *)vaddr; 731 if (vaddr + event->event_size >= vend) 732 break; 733 if (vaddr + event->event_size < vaddr) 734 break; 735 if (event->event_type == 0 && event->event_size == 0) 736 break; 737#if 0 738 { 739 unsigned int i, j, k; 740 741 printf("\n\tsize %d\n\t\t%p ", event->event_size, vaddr); 742 for (j = 0, i = 0; i < 743 sizeof(struct TCPAevent) + event->event_size; i++) { 744 printf("%02x ", vaddr[i]); 745 if ((i+1) % 8 == 0) { 746 for (k = 0; k < 8; k++) 747 printf("%c", isprint(vaddr[j+k]) ? 748 vaddr[j+k] : '.'); 749 printf("\n\t\t%p ", &vaddr[i + 1]); 750 j = i + 1; 751 } 752 } 753 printf("\n"); } 754#endif 755 acpi_print_tcpa(event); 756 757 vaddr += sizeof(struct TCPAevent) + event->event_size; 758 } 759 760 printf(END_COMMENT); 761} 762 763static const char * 764devscope_type2str(int type) 765{ 766 static char typebuf[16]; 767 768 switch (type) { 769 case 1: 770 return ("PCI Endpoint Device"); 771 case 2: 772 return ("PCI Sub-Hierarchy"); 773 case 3: 774 return ("IOAPIC"); 775 case 4: 776 return ("HPET"); 777 default: 778 snprintf(typebuf, sizeof(typebuf), "%d", type); 779 return (typebuf); 780 } 781} 782 783static int 784acpi_handle_dmar_devscope(void *addr, int remaining) 785{ 786 char sep; 787 int pathlen; 788 ACPI_DMAR_PCI_PATH *path, *pathend; 789 ACPI_DMAR_DEVICE_SCOPE *devscope = addr; 790 791 if (remaining < (int)sizeof(ACPI_DMAR_DEVICE_SCOPE)) 792 return (-1); 793 794 if (remaining < devscope->Length) 795 return (-1); 796 797 printf("\n"); 798 printf("\t\tType=%s\n", devscope_type2str(devscope->EntryType)); 799 printf("\t\tLength=%d\n", devscope->Length); 800 printf("\t\tEnumerationId=%d\n", devscope->EnumerationId); 801 printf("\t\tStartBusNumber=%d\n", devscope->Bus); 802 803 path = (ACPI_DMAR_PCI_PATH *)(devscope + 1); 804 pathlen = devscope->Length - sizeof(ACPI_DMAR_DEVICE_SCOPE); 805 pathend = path + pathlen / sizeof(ACPI_DMAR_PCI_PATH); 806 if (path < pathend) { 807 sep = '{'; 808 printf("\t\tPath="); 809 do { 810 printf("%c%d:%d", sep, path->Device, path->Function); 811 sep=','; 812 path++; 813 } while (path < pathend); 814 printf("}\n"); 815 } 816 817 return (devscope->Length); 818} 819 820static void 821acpi_handle_dmar_drhd(ACPI_DMAR_HARDWARE_UNIT *drhd) 822{ 823 char *cp; 824 int remaining, consumed; 825 826 printf("\n"); 827 printf("\tType=DRHD\n"); 828 printf("\tLength=%d\n", drhd->Header.Length); 829 830#define PRINTFLAG(var, flag) printflag((var), ACPI_DMAR_## flag, #flag) 831 832 printf("\tFlags="); 833 PRINTFLAG(drhd->Flags, INCLUDE_ALL); 834 PRINTFLAG_END(); 835 836#undef PRINTFLAG 837 838 printf("\tSegment=%d\n", drhd->Segment); 839 printf("\tAddress=0x%016jx\n", (uintmax_t)drhd->Address); 840 841 remaining = drhd->Header.Length - sizeof(ACPI_DMAR_HARDWARE_UNIT); 842 if (remaining > 0) 843 printf("\tDevice Scope:"); 844 while (remaining > 0) { 845 cp = (char *)drhd + drhd->Header.Length - remaining; 846 consumed = acpi_handle_dmar_devscope(cp, remaining); 847 if (consumed <= 0) 848 break; 849 else 850 remaining -= consumed; 851 } 852} 853 854static void 855acpi_handle_dmar_rmrr(ACPI_DMAR_RESERVED_MEMORY *rmrr) 856{ 857 char *cp; 858 int remaining, consumed; 859 860 printf("\n"); 861 printf("\tType=RMRR\n"); 862 printf("\tLength=%d\n", rmrr->Header.Length); 863 printf("\tSegment=%d\n", rmrr->Segment); 864 printf("\tBaseAddress=0x%016jx\n", (uintmax_t)rmrr->BaseAddress); 865 printf("\tLimitAddress=0x%016jx\n", (uintmax_t)rmrr->EndAddress); 866 867 remaining = rmrr->Header.Length - sizeof(ACPI_DMAR_RESERVED_MEMORY); 868 if (remaining > 0) 869 printf("\tDevice Scope:"); 870 while (remaining > 0) { 871 cp = (char *)rmrr + rmrr->Header.Length - remaining; 872 consumed = acpi_handle_dmar_devscope(cp, remaining); 873 if (consumed <= 0) 874 break; 875 else 876 remaining -= consumed; 877 } 878} 879 880static void 881acpi_handle_dmar_atsr(ACPI_DMAR_ATSR *atsr) 882{ 883 char *cp; 884 int remaining, consumed; 885 886 printf("\n"); 887 printf("\tType=ATSR\n"); 888 printf("\tLength=%d\n", atsr->Header.Length); 889 890#define PRINTFLAG(var, flag) printflag((var), ACPI_DMAR_## flag, #flag) 891 892 printf("\tFlags="); 893 PRINTFLAG(atsr->Flags, ALL_PORTS); 894 PRINTFLAG_END(); 895 896#undef PRINTFLAG 897 898 printf("\tSegment=%d\n", atsr->Segment); 899 900 remaining = atsr->Header.Length - sizeof(ACPI_DMAR_ATSR); 901 if (remaining > 0) 902 printf("\tDevice Scope:"); 903 while (remaining > 0) { 904 cp = (char *)atsr + atsr->Header.Length - remaining; 905 consumed = acpi_handle_dmar_devscope(cp, remaining); 906 if (consumed <= 0) 907 break; 908 else 909 remaining -= consumed; 910 } 911} 912 913static void 914acpi_handle_dmar_rhsa(ACPI_DMAR_RHSA *rhsa) 915{ 916 917 printf("\n"); 918 printf("\tType=RHSA\n"); 919 printf("\tLength=%d\n", rhsa->Header.Length); 920 printf("\tBaseAddress=0x%016jx\n", (uintmax_t)rhsa->BaseAddress); 921 printf("\tProximityDomain=0x%08x\n", rhsa->ProximityDomain); 922} 923 924static int 925acpi_handle_dmar_remapping_structure(void *addr, int remaining) 926{ 927 ACPI_DMAR_HEADER *hdr = addr; 928 929 if (remaining < (int)sizeof(ACPI_DMAR_HEADER)) 930 return (-1); 931 932 if (remaining < hdr->Length) 933 return (-1); 934 935 switch (hdr->Type) { 936 case ACPI_DMAR_TYPE_HARDWARE_UNIT: 937 acpi_handle_dmar_drhd(addr); 938 break; 939 case ACPI_DMAR_TYPE_RESERVED_MEMORY: 940 acpi_handle_dmar_rmrr(addr); 941 break; 942 case ACPI_DMAR_TYPE_ROOT_ATS: 943 acpi_handle_dmar_atsr(addr); 944 break; 945 case ACPI_DMAR_TYPE_HARDWARE_AFFINITY: 946 acpi_handle_dmar_rhsa(addr); 947 break; 948 default: 949 printf("\n"); 950 printf("\tType=%d\n", hdr->Type); 951 printf("\tLength=%d\n", hdr->Length); 952 break; 953 } 954 return (hdr->Length); 955} 956 957#ifndef ACPI_DMAR_X2APIC_OPT_OUT 958#define ACPI_DMAR_X2APIC_OPT_OUT (0x2) 959#endif 960 961static void 962acpi_handle_dmar(ACPI_TABLE_HEADER *sdp) 963{ 964 char *cp; 965 int remaining, consumed; 966 ACPI_TABLE_DMAR *dmar; 967 968 printf(BEGIN_COMMENT); 969 acpi_print_sdt(sdp); 970 dmar = (ACPI_TABLE_DMAR *)sdp; 971 printf("\tHost Address Width=%d\n", dmar->Width + 1); 972 973#define PRINTFLAG(var, flag) printflag((var), ACPI_DMAR_## flag, #flag) 974 975 printf("\tFlags="); 976 PRINTFLAG(dmar->Flags, INTR_REMAP); 977 PRINTFLAG(dmar->Flags, X2APIC_OPT_OUT); 978 PRINTFLAG_END(); 979 980#undef PRINTFLAG 981 982 remaining = sdp->Length - sizeof(ACPI_TABLE_DMAR); 983 while (remaining > 0) { 984 cp = (char *)sdp + sdp->Length - remaining; 985 consumed = acpi_handle_dmar_remapping_structure(cp, remaining); 986 if (consumed <= 0) 987 break; 988 else 989 remaining -= consumed; 990 } 991 992 printf(END_COMMENT); 993} 994 995static void 996acpi_print_srat_memory(ACPI_SRAT_MEM_AFFINITY *mp) 997{ 998 999 printf("\tFlags={"); 1000 if (mp->Flags & ACPI_SRAT_MEM_ENABLED) 1001 printf("ENABLED"); 1002 else 1003 printf("DISABLED"); 1004 if (mp->Flags & ACPI_SRAT_MEM_HOT_PLUGGABLE) 1005 printf(",HOT_PLUGGABLE"); 1006 if (mp->Flags & ACPI_SRAT_MEM_NON_VOLATILE) 1007 printf(",NON_VOLATILE"); 1008 printf("}\n"); 1009 printf("\tBase Address=0x%016jx\n", (uintmax_t)mp->BaseAddress); 1010 printf("\tLength=0x%016jx\n", (uintmax_t)mp->Length); 1011 printf("\tProximity Domain=%d\n", mp->ProximityDomain); 1012} 1013 1014static const char *srat_types[] = { "CPU", "Memory", "X2APIC" }; 1015 1016static void 1017acpi_print_srat(ACPI_SUBTABLE_HEADER *srat) 1018{ 1019 ACPI_SRAT_CPU_AFFINITY *cpu; 1020 ACPI_SRAT_X2APIC_CPU_AFFINITY *x2apic; 1021 1022 if (srat->Type < sizeof(srat_types) / sizeof(srat_types[0])) 1023 printf("\tType=%s\n", srat_types[srat->Type]); 1024 else 1025 printf("\tType=%d (unknown)\n", srat->Type); 1026 switch (srat->Type) { 1027 case ACPI_SRAT_TYPE_CPU_AFFINITY: 1028 cpu = (ACPI_SRAT_CPU_AFFINITY *)srat; 1029 acpi_print_srat_cpu(cpu->ApicId, 1030 cpu->ProximityDomainHi[2] << 24 | 1031 cpu->ProximityDomainHi[1] << 16 | 1032 cpu->ProximityDomainHi[0] << 0 | 1033 cpu->ProximityDomainLo, cpu->Flags); 1034 break; 1035 case ACPI_SRAT_TYPE_MEMORY_AFFINITY: 1036 acpi_print_srat_memory((ACPI_SRAT_MEM_AFFINITY *)srat); 1037 break; 1038 case ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY: 1039 x2apic = (ACPI_SRAT_X2APIC_CPU_AFFINITY *)srat; 1040 acpi_print_srat_cpu(x2apic->ApicId, x2apic->ProximityDomain, 1041 x2apic->Flags); 1042 break; 1043 } 1044} 1045 1046static void 1047acpi_handle_srat(ACPI_TABLE_HEADER *sdp) 1048{ 1049 ACPI_TABLE_SRAT *srat; 1050 1051 printf(BEGIN_COMMENT); 1052 acpi_print_sdt(sdp); 1053 srat = (ACPI_TABLE_SRAT *)sdp; 1054 printf("\tTable Revision=%d\n", srat->TableRevision); 1055 acpi_walk_subtables(sdp, (srat + 1), acpi_print_srat); 1056 printf(END_COMMENT); 1057} 1058 1059static void 1060acpi_print_sdt(ACPI_TABLE_HEADER *sdp) 1061{ 1062 printf(" "); 1063 acpi_print_string(sdp->Signature, ACPI_NAME_SIZE); 1064 printf(": Length=%d, Revision=%d, Checksum=%d,\n", 1065 sdp->Length, sdp->Revision, sdp->Checksum); 1066 printf("\tOEMID="); 1067 acpi_print_string(sdp->OemId, ACPI_OEM_ID_SIZE); 1068 printf(", OEM Table ID="); 1069 acpi_print_string(sdp->OemTableId, ACPI_OEM_TABLE_ID_SIZE); 1070 printf(", OEM Revision=0x%x,\n", sdp->OemRevision); 1071 printf("\tCreator ID="); 1072 acpi_print_string(sdp->AslCompilerId, ACPI_NAME_SIZE); 1073 printf(", Creator Revision=0x%x\n", sdp->AslCompilerRevision); 1074} 1075 1076static void 1077acpi_print_rsdt(ACPI_TABLE_HEADER *rsdp) 1078{ 1079 ACPI_TABLE_RSDT *rsdt; 1080 ACPI_TABLE_XSDT *xsdt; 1081 int i, entries; 1082 1083 rsdt = (ACPI_TABLE_RSDT *)rsdp; 1084 xsdt = (ACPI_TABLE_XSDT *)rsdp; 1085 printf(BEGIN_COMMENT); 1086 acpi_print_sdt(rsdp); 1087 entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size; 1088 printf("\tEntries={ "); 1089 for (i = 0; i < entries; i++) { 1090 if (i > 0) 1091 printf(", "); 1092 if (addr_size == 4) 1093 printf("0x%08x", le32toh(rsdt->TableOffsetEntry[i])); 1094 else 1095 printf("0x%016jx", 1096 (uintmax_t)le64toh(xsdt->TableOffsetEntry[i])); 1097 } 1098 printf(" }\n"); 1099 printf(END_COMMENT); 1100} 1101 1102static const char *acpi_pm_profiles[] = { 1103 "Unspecified", "Desktop", "Mobile", "Workstation", 1104 "Enterprise Server", "SOHO Server", "Appliance PC" 1105}; 1106 1107static void 1108acpi_print_fadt(ACPI_TABLE_HEADER *sdp) 1109{ 1110 ACPI_TABLE_FADT *fadt; 1111 const char *pm; 1112 1113 fadt = (ACPI_TABLE_FADT *)sdp; 1114 printf(BEGIN_COMMENT); 1115 acpi_print_sdt(sdp); 1116 printf(" \tFACS=0x%x, DSDT=0x%x\n", fadt->Facs, 1117 fadt->Dsdt); 1118 printf("\tINT_MODEL=%s\n", fadt->Model ? "APIC" : "PIC"); 1119 if (fadt->PreferredProfile >= sizeof(acpi_pm_profiles) / sizeof(char *)) 1120 pm = "Reserved"; 1121 else 1122 pm = acpi_pm_profiles[fadt->PreferredProfile]; 1123 printf("\tPreferred_PM_Profile=%s (%d)\n", pm, fadt->PreferredProfile); 1124 printf("\tSCI_INT=%d\n", fadt->SciInterrupt); 1125 printf("\tSMI_CMD=0x%x, ", fadt->SmiCommand); 1126 printf("ACPI_ENABLE=0x%x, ", fadt->AcpiEnable); 1127 printf("ACPI_DISABLE=0x%x, ", fadt->AcpiDisable); 1128 printf("S4BIOS_REQ=0x%x\n", fadt->S4BiosRequest); 1129 printf("\tPSTATE_CNT=0x%x\n", fadt->PstateControl); 1130 printf("\tPM1a_EVT_BLK=0x%x-0x%x\n", 1131 fadt->Pm1aEventBlock, 1132 fadt->Pm1aEventBlock + fadt->Pm1EventLength - 1); 1133 if (fadt->Pm1bEventBlock != 0) 1134 printf("\tPM1b_EVT_BLK=0x%x-0x%x\n", 1135 fadt->Pm1bEventBlock, 1136 fadt->Pm1bEventBlock + fadt->Pm1EventLength - 1); 1137 printf("\tPM1a_CNT_BLK=0x%x-0x%x\n", 1138 fadt->Pm1aControlBlock, 1139 fadt->Pm1aControlBlock + fadt->Pm1ControlLength - 1); 1140 if (fadt->Pm1bControlBlock != 0) 1141 printf("\tPM1b_CNT_BLK=0x%x-0x%x\n", 1142 fadt->Pm1bControlBlock, 1143 fadt->Pm1bControlBlock + fadt->Pm1ControlLength - 1); 1144 if (fadt->Pm2ControlBlock != 0) 1145 printf("\tPM2_CNT_BLK=0x%x-0x%x\n", 1146 fadt->Pm2ControlBlock, 1147 fadt->Pm2ControlBlock + fadt->Pm2ControlLength - 1); 1148 printf("\tPM_TMR_BLK=0x%x-0x%x\n", 1149 fadt->PmTimerBlock, 1150 fadt->PmTimerBlock + fadt->PmTimerLength - 1); 1151 if (fadt->Gpe0Block != 0) 1152 printf("\tGPE0_BLK=0x%x-0x%x\n", 1153 fadt->Gpe0Block, 1154 fadt->Gpe0Block + fadt->Gpe0BlockLength - 1); 1155 if (fadt->Gpe1Block != 0) 1156 printf("\tGPE1_BLK=0x%x-0x%x, GPE1_BASE=%d\n", 1157 fadt->Gpe1Block, 1158 fadt->Gpe1Block + fadt->Gpe1BlockLength - 1, 1159 fadt->Gpe1Base); 1160 if (fadt->CstControl != 0) 1161 printf("\tCST_CNT=0x%x\n", fadt->CstControl); 1162 printf("\tP_LVL2_LAT=%d us, P_LVL3_LAT=%d us\n", 1163 fadt->C2Latency, fadt->C3Latency); 1164 printf("\tFLUSH_SIZE=%d, FLUSH_STRIDE=%d\n", 1165 fadt->FlushSize, fadt->FlushStride); 1166 printf("\tDUTY_OFFSET=%d, DUTY_WIDTH=%d\n", 1167 fadt->DutyOffset, fadt->DutyWidth); 1168 printf("\tDAY_ALRM=%d, MON_ALRM=%d, CENTURY=%d\n", 1169 fadt->DayAlarm, fadt->MonthAlarm, fadt->Century); 1170 1171#define PRINTFLAG(var, flag) printflag((var), ACPI_FADT_## flag, #flag) 1172 1173 printf("\tIAPC_BOOT_ARCH="); 1174 PRINTFLAG(fadt->BootFlags, LEGACY_DEVICES); 1175 PRINTFLAG(fadt->BootFlags, 8042); 1176 PRINTFLAG(fadt->BootFlags, NO_VGA); 1177 PRINTFLAG(fadt->BootFlags, NO_MSI); 1178 PRINTFLAG(fadt->BootFlags, NO_ASPM); 1179 PRINTFLAG_END(); 1180 1181 printf("\tFlags="); 1182 PRINTFLAG(fadt->Flags, WBINVD); 1183 PRINTFLAG(fadt->Flags, WBINVD_FLUSH); 1184 PRINTFLAG(fadt->Flags, C1_SUPPORTED); 1185 PRINTFLAG(fadt->Flags, C2_MP_SUPPORTED); 1186 PRINTFLAG(fadt->Flags, POWER_BUTTON); 1187 PRINTFLAG(fadt->Flags, SLEEP_BUTTON); 1188 PRINTFLAG(fadt->Flags, FIXED_RTC); 1189 PRINTFLAG(fadt->Flags, S4_RTC_WAKE); 1190 PRINTFLAG(fadt->Flags, 32BIT_TIMER); 1191 PRINTFLAG(fadt->Flags, DOCKING_SUPPORTED); 1192 PRINTFLAG(fadt->Flags, RESET_REGISTER); 1193 PRINTFLAG(fadt->Flags, SEALED_CASE); 1194 PRINTFLAG(fadt->Flags, HEADLESS); 1195 PRINTFLAG(fadt->Flags, SLEEP_TYPE); 1196 PRINTFLAG(fadt->Flags, PCI_EXPRESS_WAKE); 1197 PRINTFLAG(fadt->Flags, PLATFORM_CLOCK); 1198 PRINTFLAG(fadt->Flags, S4_RTC_VALID); 1199 PRINTFLAG(fadt->Flags, REMOTE_POWER_ON); 1200 PRINTFLAG(fadt->Flags, APIC_CLUSTER); 1201 PRINTFLAG(fadt->Flags, APIC_PHYSICAL); 1202 PRINTFLAG_END(); 1203 1204#undef PRINTFLAG 1205 1206 if (fadt->Flags & ACPI_FADT_RESET_REGISTER) { 1207 printf("\tRESET_REG="); 1208 acpi_print_gas(&fadt->ResetRegister); 1209 printf(", RESET_VALUE=%#x\n", fadt->ResetValue); 1210 } 1211 if (acpi_get_fadt_revision(fadt) > 1) { 1212 printf("\tX_FACS=0x%016jx, ", (uintmax_t)fadt->XFacs); 1213 printf("X_DSDT=0x%016jx\n", (uintmax_t)fadt->XDsdt); 1214 printf("\tX_PM1a_EVT_BLK="); 1215 acpi_print_gas(&fadt->XPm1aEventBlock); 1216 if (fadt->XPm1bEventBlock.Address != 0) { 1217 printf("\n\tX_PM1b_EVT_BLK="); 1218 acpi_print_gas(&fadt->XPm1bEventBlock); 1219 } 1220 printf("\n\tX_PM1a_CNT_BLK="); 1221 acpi_print_gas(&fadt->XPm1aControlBlock); 1222 if (fadt->XPm1bControlBlock.Address != 0) { 1223 printf("\n\tX_PM1b_CNT_BLK="); 1224 acpi_print_gas(&fadt->XPm1bControlBlock); 1225 } 1226 if (fadt->XPm2ControlBlock.Address != 0) { 1227 printf("\n\tX_PM2_CNT_BLK="); 1228 acpi_print_gas(&fadt->XPm2ControlBlock); 1229 } 1230 printf("\n\tX_PM_TMR_BLK="); 1231 acpi_print_gas(&fadt->XPmTimerBlock); 1232 if (fadt->XGpe0Block.Address != 0) { 1233 printf("\n\tX_GPE0_BLK="); 1234 acpi_print_gas(&fadt->XGpe0Block); 1235 } 1236 if (fadt->XGpe1Block.Address != 0) { 1237 printf("\n\tX_GPE1_BLK="); 1238 acpi_print_gas(&fadt->XGpe1Block); 1239 } 1240 printf("\n"); 1241 } 1242 1243 printf(END_COMMENT); 1244} 1245 1246static void 1247acpi_print_facs(ACPI_TABLE_FACS *facs) 1248{ 1249 printf(BEGIN_COMMENT); 1250 printf(" FACS:\tLength=%u, ", facs->Length); 1251 printf("HwSig=0x%08x, ", facs->HardwareSignature); 1252 printf("Firm_Wake_Vec=0x%08x\n", facs->FirmwareWakingVector); 1253 1254 printf("\tGlobal_Lock="); 1255 if (facs->GlobalLock != 0) { 1256 if (facs->GlobalLock & ACPI_GLOCK_PENDING) 1257 printf("PENDING,"); 1258 if (facs->GlobalLock & ACPI_GLOCK_OWNED) 1259 printf("OWNED"); 1260 } 1261 printf("\n"); 1262 1263 printf("\tFlags="); 1264 if (facs->Flags & ACPI_FACS_S4_BIOS_PRESENT) 1265 printf("S4BIOS"); 1266 printf("\n"); 1267 1268 if (facs->XFirmwareWakingVector != 0) 1269 printf("\tX_Firm_Wake_Vec=%016jx\n", 1270 (uintmax_t)facs->XFirmwareWakingVector); 1271 printf("\tVersion=%u\n", facs->Version); 1272 1273 printf(END_COMMENT); 1274} 1275 1276static void 1277acpi_print_dsdt(ACPI_TABLE_HEADER *dsdp) 1278{ 1279 printf(BEGIN_COMMENT); 1280 acpi_print_sdt(dsdp); 1281 printf(END_COMMENT); 1282} 1283 1284int 1285acpi_checksum(void *p, size_t length) 1286{ 1287 uint8_t *bp; 1288 uint8_t sum; 1289 1290 bp = p; 1291 sum = 0; 1292 while (length--) 1293 sum += *bp++; 1294 1295 return (sum); 1296} 1297 1298static ACPI_TABLE_HEADER * 1299acpi_map_sdt(vm_offset_t pa) 1300{ 1301 ACPI_TABLE_HEADER *sp; 1302 1303 sp = acpi_map_physical(pa, sizeof(ACPI_TABLE_HEADER)); 1304 sp = acpi_map_physical(pa, sp->Length); 1305 return (sp); 1306} 1307 1308static void 1309acpi_print_rsd_ptr(ACPI_TABLE_RSDP *rp) 1310{ 1311 printf(BEGIN_COMMENT); 1312 printf(" RSD PTR: OEM="); 1313 acpi_print_string(rp->OemId, ACPI_OEM_ID_SIZE); 1314 printf(", ACPI_Rev=%s (%d)\n", rp->Revision < 2 ? "1.0x" : "2.0x", 1315 rp->Revision); 1316 if (rp->Revision < 2) { 1317 printf("\tRSDT=0x%08x, cksum=%u\n", rp->RsdtPhysicalAddress, 1318 rp->Checksum); 1319 } else { 1320 printf("\tXSDT=0x%016jx, length=%u, cksum=%u\n", 1321 (uintmax_t)rp->XsdtPhysicalAddress, rp->Length, 1322 rp->ExtendedChecksum); 1323 } 1324 printf(END_COMMENT); 1325} 1326 1327static void 1328acpi_handle_rsdt(ACPI_TABLE_HEADER *rsdp) 1329{ 1330 ACPI_TABLE_HEADER *sdp; 1331 ACPI_TABLE_RSDT *rsdt; 1332 ACPI_TABLE_XSDT *xsdt; 1333 vm_offset_t addr; 1334 int entries, i; 1335 1336 acpi_print_rsdt(rsdp); 1337 rsdt = (ACPI_TABLE_RSDT *)rsdp; 1338 xsdt = (ACPI_TABLE_XSDT *)rsdp; 1339 entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size; 1340 for (i = 0; i < entries; i++) { 1341 if (addr_size == 4) 1342 addr = le32toh(rsdt->TableOffsetEntry[i]); 1343 else 1344 addr = le64toh(xsdt->TableOffsetEntry[i]); 1345 if (addr == 0) 1346 continue; 1347 sdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(addr); 1348 if (acpi_checksum(sdp, sdp->Length)) { 1349 warnx("RSDT entry %d (sig %.4s) is corrupt", i, 1350 sdp->Signature); 1351 continue; 1352 } 1353 if (!memcmp(sdp->Signature, ACPI_SIG_FADT, 4)) 1354 acpi_handle_fadt(sdp); 1355 else if (!memcmp(sdp->Signature, ACPI_SIG_MADT, 4)) 1356 acpi_handle_madt(sdp); 1357 else if (!memcmp(sdp->Signature, ACPI_SIG_HPET, 4)) 1358 acpi_handle_hpet(sdp); 1359 else if (!memcmp(sdp->Signature, ACPI_SIG_ECDT, 4)) 1360 acpi_handle_ecdt(sdp); 1361 else if (!memcmp(sdp->Signature, ACPI_SIG_MCFG, 4)) 1362 acpi_handle_mcfg(sdp); 1363 else if (!memcmp(sdp->Signature, ACPI_SIG_SLIT, 4)) 1364 acpi_handle_slit(sdp); 1365 else if (!memcmp(sdp->Signature, ACPI_SIG_SRAT, 4)) 1366 acpi_handle_srat(sdp); 1367 else if (!memcmp(sdp->Signature, ACPI_SIG_TCPA, 4)) 1368 acpi_handle_tcpa(sdp); 1369 else if (!memcmp(sdp->Signature, ACPI_SIG_DMAR, 4)) 1370 acpi_handle_dmar(sdp); 1371 else { 1372 printf(BEGIN_COMMENT); 1373 acpi_print_sdt(sdp); 1374 printf(END_COMMENT); 1375 } 1376 } 1377} 1378 1379ACPI_TABLE_HEADER * 1380sdt_load_devmem(void) 1381{ 1382 ACPI_TABLE_RSDP *rp; 1383 ACPI_TABLE_HEADER *rsdp; 1384 1385 rp = acpi_find_rsd_ptr(); 1386 if (!rp) 1387 errx(1, "Can't find ACPI information"); 1388 1389 if (tflag) 1390 acpi_print_rsd_ptr(rp); 1391 if (rp->Revision < 2) { 1392 rsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(rp->RsdtPhysicalAddress); 1393 if (memcmp(rsdp->Signature, "RSDT", 4) != 0 || 1394 acpi_checksum(rsdp, rsdp->Length) != 0) 1395 errx(1, "RSDT is corrupted"); 1396 addr_size = sizeof(uint32_t); 1397 } else { 1398 rsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(rp->XsdtPhysicalAddress); 1399 if (memcmp(rsdp->Signature, "XSDT", 4) != 0 || 1400 acpi_checksum(rsdp, rsdp->Length) != 0) 1401 errx(1, "XSDT is corrupted"); 1402 addr_size = sizeof(uint64_t); 1403 } 1404 return (rsdp); 1405} 1406 1407/* Write the DSDT to a file, concatenating any SSDTs (if present). */ 1408static int 1409write_dsdt(int fd, ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdt) 1410{ 1411 ACPI_TABLE_HEADER sdt; 1412 ACPI_TABLE_HEADER *ssdt; 1413 uint8_t sum; 1414 1415 /* Create a new checksum to account for the DSDT and any SSDTs. */ 1416 sdt = *dsdt; 1417 if (rsdt != NULL) { 1418 sdt.Checksum = 0; 1419 sum = acpi_checksum(dsdt + 1, dsdt->Length - 1420 sizeof(ACPI_TABLE_HEADER)); 1421 ssdt = sdt_from_rsdt(rsdt, ACPI_SIG_SSDT, NULL); 1422 while (ssdt != NULL) { 1423 sdt.Length += ssdt->Length - sizeof(ACPI_TABLE_HEADER); 1424 sum += acpi_checksum(ssdt + 1, 1425 ssdt->Length - sizeof(ACPI_TABLE_HEADER)); 1426 ssdt = sdt_from_rsdt(rsdt, ACPI_SIG_SSDT, ssdt); 1427 } 1428 sum += acpi_checksum(&sdt, sizeof(ACPI_TABLE_HEADER)); 1429 sdt.Checksum -= sum; 1430 } 1431 1432 /* Write out the DSDT header and body. */ 1433 write(fd, &sdt, sizeof(ACPI_TABLE_HEADER)); 1434 write(fd, dsdt + 1, dsdt->Length - sizeof(ACPI_TABLE_HEADER)); 1435 1436 /* Write out any SSDTs (if present.) */ 1437 if (rsdt != NULL) { 1438 ssdt = sdt_from_rsdt(rsdt, "SSDT", NULL); 1439 while (ssdt != NULL) { 1440 write(fd, ssdt + 1, ssdt->Length - 1441 sizeof(ACPI_TABLE_HEADER)); 1442 ssdt = sdt_from_rsdt(rsdt, "SSDT", ssdt); 1443 } 1444 } 1445 return (0); 1446} 1447 1448void 1449dsdt_save_file(char *outfile, ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdp) 1450{ 1451 int fd; 1452 mode_t mode; 1453 1454 assert(outfile != NULL); 1455 mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH; 1456 fd = open(outfile, O_WRONLY | O_CREAT | O_TRUNC, mode); 1457 if (fd == -1) { 1458 perror("dsdt_save_file"); 1459 return; 1460 } 1461 write_dsdt(fd, rsdt, dsdp); 1462 close(fd); 1463} 1464 1465void 1466aml_disassemble(ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdp) 1467{ 1468 char buf[PATH_MAX], tmpstr[PATH_MAX]; 1469 const char *tmpdir; 1470 char *tmpext; 1471 FILE *fp; 1472 size_t len; 1473 int fd; 1474 1475 tmpdir = getenv("TMPDIR"); 1476 if (tmpdir == NULL) 1477 tmpdir = _PATH_TMP; 1478 strncpy(tmpstr, tmpdir, sizeof(tmpstr)); 1479 if (realpath(tmpstr, buf) == NULL) { 1480 perror("realpath tmp dir"); 1481 return; 1482 } 1483 strncpy(tmpstr, buf, sizeof(tmpstr)); 1484 strncat(tmpstr, "/acpidump.", sizeof(tmpstr) - strlen(buf)); 1485 len = strlen(tmpstr); 1486 tmpext = tmpstr + len; 1487 strncpy(tmpext, "XXXXXX", sizeof(tmpstr) - len); 1488 fd = mkstemp(tmpstr); 1489 if (fd < 0) { 1490 perror("iasl tmp file"); 1491 return; 1492 } 1493 write_dsdt(fd, rsdt, dsdp); 1494 close(fd); 1495 1496 /* Run iasl -d on the temp file */ 1497 if (fork() == 0) { 1498 close(STDOUT_FILENO); 1499 if (vflag == 0) 1500 close(STDERR_FILENO); 1501 execl("/usr/sbin/iasl", "iasl", "-d", tmpstr, NULL); 1502 err(1, "exec"); 1503 } 1504 1505 wait(NULL); 1506 unlink(tmpstr); 1507 1508 /* Dump iasl's output to stdout */ 1509 strncpy(tmpext, "dsl", sizeof(tmpstr) - len); 1510 fp = fopen(tmpstr, "r"); 1511 unlink(tmpstr); 1512 if (fp == NULL) { 1513 perror("iasl tmp file (read)"); 1514 return; 1515 } 1516 while ((len = fread(buf, 1, sizeof(buf), fp)) > 0) 1517 fwrite(buf, 1, len, stdout); 1518 fclose(fp); 1519} 1520 1521void 1522sdt_print_all(ACPI_TABLE_HEADER *rsdp) 1523{ 1524 acpi_handle_rsdt(rsdp); 1525} 1526 1527/* Fetch a table matching the given signature via the RSDT. */ 1528ACPI_TABLE_HEADER * 1529sdt_from_rsdt(ACPI_TABLE_HEADER *rsdp, const char *sig, ACPI_TABLE_HEADER *last) 1530{ 1531 ACPI_TABLE_HEADER *sdt; 1532 ACPI_TABLE_RSDT *rsdt; 1533 ACPI_TABLE_XSDT *xsdt; 1534 vm_offset_t addr; 1535 int entries, i; 1536 1537 rsdt = (ACPI_TABLE_RSDT *)rsdp; 1538 xsdt = (ACPI_TABLE_XSDT *)rsdp; 1539 entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size; 1540 for (i = 0; i < entries; i++) { 1541 if (addr_size == 4) 1542 addr = le32toh(rsdt->TableOffsetEntry[i]); 1543 else 1544 addr = le64toh(xsdt->TableOffsetEntry[i]); 1545 if (addr == 0) 1546 continue; 1547 sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(addr); 1548 if (last != NULL) { 1549 if (sdt == last) 1550 last = NULL; 1551 continue; 1552 } 1553 if (memcmp(sdt->Signature, sig, strlen(sig))) 1554 continue; 1555 if (acpi_checksum(sdt, sdt->Length)) 1556 errx(1, "RSDT entry %d is corrupt", i); 1557 return (sdt); 1558 } 1559 1560 return (NULL); 1561} 1562 1563ACPI_TABLE_HEADER * 1564dsdt_from_fadt(ACPI_TABLE_FADT *fadt) 1565{ 1566 ACPI_TABLE_HEADER *sdt; 1567 1568 /* Use the DSDT address if it is version 1, otherwise use XDSDT. */ 1569 if (acpi_get_fadt_revision(fadt) == 1) 1570 sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->Dsdt); 1571 else 1572 sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->XDsdt); 1573 if (acpi_checksum(sdt, sdt->Length)) 1574 errx(1, "DSDT is corrupt\n"); 1575 return (sdt); 1576} 1577