usr.sbin/acpi/acpidump/acpi.c

   1 /*-
   2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
   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  *      $FreeBSD$
  30  */
  31
  32 #include <sys/param.h>
  33 #include <sys/endian.h>
  34 #include <sys/stat.h>
  35 #include <sys/wait.h>
  36 #include <assert.h>
  37 #include <err.h>
  38 #include <fcntl.h>
  39 #include <paths.h>
  40 #include <stdio.h>
  41 #include <stdint.h>
  42 #include <stdlib.h>
  43 #include <string.h>
  44 #include <unistd.h>
  45 #include <uuid.h>
  46
  47 #include "acpidump.h"
  48
  49 #define BEGIN_COMMENT   "/*\n"
  50 #define END_COMMENT     " */\n"
  51
  52 static void     acpi_print_string(char *s, size_t length);
  53 static void     acpi_print_gas(ACPI_GENERIC_ADDRESS *gas);
  54 static int      acpi_get_fadt_revision(ACPI_TABLE_FADT *fadt);
  55 static void     acpi_handle_fadt(ACPI_TABLE_HEADER *fadt);
  56 static void     acpi_print_cpu(u_char cpu_id);
  57 static void     acpi_print_cpu_uid(uint32_t uid, char *uid_string);
  58 static void     acpi_print_local_apic(uint32_t apic_id, uint32_t flags);
  59 static void     acpi_print_io_apic(uint32_t apic_id, uint32_t int_base,
  60                     uint64_t apic_addr);
  61 static void     acpi_print_mps_flags(uint16_t flags);
  62 static void     acpi_print_intr(uint32_t intr, uint16_t mps_flags);
  63 static void     acpi_print_local_nmi(u_int lint, uint16_t mps_flags);
  64 static void     acpi_print_madt(ACPI_SUBTABLE_HEADER *mp);
  65 static void     acpi_handle_madt(ACPI_TABLE_HEADER *sdp);
  66 static void     acpi_handle_ecdt(ACPI_TABLE_HEADER *sdp);
  67 static void     acpi_handle_hpet(ACPI_TABLE_HEADER *sdp);
  68 static void     acpi_handle_mcfg(ACPI_TABLE_HEADER *sdp);
  69 static void     acpi_handle_slit(ACPI_TABLE_HEADER *sdp);
  70 static void     acpi_handle_wddt(ACPI_TABLE_HEADER *sdp);
  71 static void     acpi_handle_lpit(ACPI_TABLE_HEADER *sdp);
  72 static void     acpi_print_srat_cpu(uint32_t apic_id, uint32_t proximity_domain,
  73                     uint32_t flags);
  74 static void     acpi_print_srat_memory(ACPI_SRAT_MEM_AFFINITY *mp);
  75 static void     acpi_print_srat(ACPI_SUBTABLE_HEADER *srat);
  76 static void     acpi_handle_srat(ACPI_TABLE_HEADER *sdp);
  77 static void     acpi_handle_tcpa(ACPI_TABLE_HEADER *sdp);
  78 static void     acpi_print_nfit(ACPI_NFIT_HEADER *nfit);
  79 static void     acpi_handle_nfit(ACPI_TABLE_HEADER *sdp);
  80 static void     acpi_print_sdt(ACPI_TABLE_HEADER *sdp);
  81 static void     acpi_print_fadt(ACPI_TABLE_HEADER *sdp);
  82 static void     acpi_print_facs(ACPI_TABLE_FACS *facs);
  83 static void     acpi_print_dsdt(ACPI_TABLE_HEADER *dsdp);
  84 static ACPI_TABLE_HEADER *acpi_map_sdt(vm_offset_t pa);
  85 static void     acpi_print_rsd_ptr(ACPI_TABLE_RSDP *rp);
  86 static void     acpi_handle_rsdt(ACPI_TABLE_HEADER *rsdp);
  87 static void     acpi_walk_subtables(ACPI_TABLE_HEADER *table, void *first,
  88                     void (*action)(ACPI_SUBTABLE_HEADER *));
  89 static void     acpi_walk_nfit(ACPI_TABLE_HEADER *table, void *first,
  90                     void (*action)(ACPI_NFIT_HEADER *));
  91
  92 /* Size of an address. 32-bit for ACPI 1.0, 64-bit for ACPI 2.0 and up. */
  93 static int addr_size;
  94
  95 /* Strings used in the TCPA table */
  96 static const char *tcpa_event_type_strings[] = {
  97         "PREBOOT Certificate",
  98         "POST Code",
  99         "Unused",
 100         "No Action",
 101         "Separator",
 102         "Action",
 103         "Event Tag",
 104         "S-CRTM Contents",
 105         "S-CRTM Version",
 106         "CPU Microcode",
 107         "Platform Config Flags",
 108         "Table of Devices",
 109         "Compact Hash",
 110         "IPL",
 111         "IPL Partition Data",
 112         "Non-Host Code",
 113         "Non-Host Config",
 114         "Non-Host Info"
 115 };
 116
 117 static const char *TCPA_pcclient_strings[] = {
 118         "<undefined>",
 119         "SMBIOS",
 120         "BIS Certificate",
 121         "POST BIOS ROM Strings",
 122         "ESCD",
 123         "CMOS",
 124         "NVRAM",
 125         "Option ROM Execute",
 126         "Option ROM Configurateion",
 127         "<undefined>",
 128         "Option ROM Microcode Update ",
 129         "S-CRTM Version String",
 130         "S-CRTM Contents",
 131         "POST Contents",
 132         "Table of Devices",
 133 };
 134
 135 #define PRINTFLAG_END()         printflag_end()
 136
 137 static char pf_sep = '{';
 138
 139 static void
 140 printflag_end(void)
 141 {
 142
 143         if (pf_sep != '{') {
 144                 printf("}");
 145                 pf_sep = '{';
 146         }
 147         printf("\n");
 148 }
 149
 150 static void
 151 printflag(uint64_t var, uint64_t mask, const char *name)
 152 {
 153
 154         if (var & mask) {
 155                 printf("%c%s", pf_sep, name);
 156                 pf_sep = ',';
 157         }
 158 }
 159
 160 static void
 161 acpi_print_string(char *s, size_t length)
 162 {
 163         int     c;
 164
 165         /* Trim trailing spaces and NULLs */
 166         while (length > 0 && (s[length - 1] == ' ' || s[length - 1] == '\0'))
 167                 length--;
 168
 169         while (length--) {
 170                 c = *s++;
 171                 putchar(c);
 172         }
 173 }
 174
 175 static void
 176 acpi_print_gas(ACPI_GENERIC_ADDRESS *gas)
 177 {
 178         switch(gas->SpaceId) {
 179         case ACPI_GAS_MEMORY:
 180                 if (gas->BitWidth <= 32)
 181                         printf("0x%08x:%u[%u] (Memory)",
 182                             (u_int)gas->Address, gas->BitOffset,
 183                             gas->BitWidth);
 184                 else
 185                         printf("0x%016jx:%u[%u] (Memory)",
 186                             (uintmax_t)gas->Address, gas->BitOffset,
 187                             gas->BitWidth);
 188                 break;
 189         case ACPI_GAS_IO:
 190                 printf("0x%02x:%u[%u] (IO)", (u_int)gas->Address,
 191                     gas->BitOffset, gas->BitWidth);
 192                 break;
 193         case ACPI_GAS_PCI:
 194                 printf("%x:%x+0x%x (PCI)", (uint16_t)(gas->Address >> 32),
 195                        (uint16_t)((gas->Address >> 16) & 0xffff),
 196                        (uint16_t)gas->Address);
 197                 break;
 198         /* XXX How to handle these below? */
 199         case ACPI_GAS_EMBEDDED:
 200                 printf("0x%x:%u[%u] (EC)", (uint16_t)gas->Address,
 201                        gas->BitOffset, gas->BitWidth);
 202                 break;
 203         case ACPI_GAS_SMBUS:
 204                 printf("0x%x:%u[%u] (SMBus)", (uint16_t)gas->Address,
 205                        gas->BitOffset, gas->BitWidth);
 206                 break;
 207         case ACPI_GAS_CMOS:
 208         case ACPI_GAS_PCIBAR:
 209         case ACPI_GAS_DATATABLE:
 210         case ACPI_GAS_FIXED:
 211         default:
 212                 printf("0x%016jx (?)", (uintmax_t)gas->Address);
 213                 break;
 214         }
 215 }
 216
 217 /* The FADT revision indicates whether we use the DSDT or X_DSDT addresses. */
 218 static int
 219 acpi_get_fadt_revision(ACPI_TABLE_FADT *fadt)
 220 {
 221         int fadt_revision;
 222
 223         /* Set the FADT revision separately from the RSDP version. */
 224         if (addr_size == 8) {
 225                 fadt_revision = 2;
 226
 227                 /*
 228                  * A few systems (e.g., IBM T23) have an RSDP that claims
 229                  * revision 2 but the 64 bit addresses are invalid.  If
 230                  * revision 2 and the 32 bit address is non-zero but the
 231                  * 32 and 64 bit versions don't match, prefer the 32 bit
 232                  * version for all subsequent tables.
 233                  */
 234                 if (fadt->Facs != 0 &&
 235                     (fadt->XFacs & 0xffffffff) != fadt->Facs)
 236                         fadt_revision = 1;
 237         } else
 238                 fadt_revision = 1;
 239         return (fadt_revision);
 240 }
 241
 242 static void
 243 acpi_handle_fadt(ACPI_TABLE_HEADER *sdp)
 244 {
 245         ACPI_TABLE_HEADER *dsdp;
 246         ACPI_TABLE_FACS *facs;
 247         ACPI_TABLE_FADT *fadt;
 248         vm_offset_t     addr;
 249         int             fadt_revision;
 250
 251         fadt = (ACPI_TABLE_FADT *)sdp;
 252         acpi_print_fadt(sdp);
 253
 254         fadt_revision = acpi_get_fadt_revision(fadt);
 255         if (fadt_revision == 1)
 256                 addr = fadt->Facs;
 257         else
 258                 addr = fadt->XFacs;
 259         if (addr != 0) {
 260                 facs = (ACPI_TABLE_FACS *)acpi_map_sdt(addr);
 261
 262                 if (memcmp(facs->Signature, ACPI_SIG_FACS, 4) != 0 ||
 263                     facs->Length < 64)
 264                         errx(1, "FACS is corrupt");
 265                 acpi_print_facs(facs);
 266         }
 267
 268         if (fadt_revision == 1)
 269                 dsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->Dsdt);
 270         else
 271                 dsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->XDsdt);
 272         if (acpi_checksum(dsdp, dsdp->Length))
 273                 errx(1, "DSDT is corrupt");
 274         acpi_print_dsdt(dsdp);
 275 }
 276
 277 static void
 278 acpi_walk_subtables(ACPI_TABLE_HEADER *table, void *first,
 279     void (*action)(ACPI_SUBTABLE_HEADER *))
 280 {
 281         ACPI_SUBTABLE_HEADER *subtable;
 282         char *end;
 283
 284         subtable = first;
 285         end = (char *)table + table->Length;
 286         while ((char *)subtable < end) {
 287                 printf("\n");
 288                 if (subtable->Length < sizeof(ACPI_SUBTABLE_HEADER)) {
 289                         warnx("invalid subtable length %u", subtable->Length);
 290                         return;
 291                 }
 292                 action(subtable);
 293                 subtable = (ACPI_SUBTABLE_HEADER *)((char *)subtable +
 294                     subtable->Length);
 295         }
 296 }
 297
 298 static void
 299 acpi_walk_nfit(ACPI_TABLE_HEADER *table, void *first,
 300     void (*action)(ACPI_NFIT_HEADER *))
 301 {
 302         ACPI_NFIT_HEADER *subtable;
 303         char *end;
 304
 305         subtable = first;
 306         end = (char *)table + table->Length;
 307         while ((char *)subtable < end) {
 308                 printf("\n");
 309                 if (subtable->Length < sizeof(ACPI_NFIT_HEADER)) {
 310                         warnx("invalid subtable length %u", subtable->Length);
 311                         return;
 312                 }
 313                 action(subtable);
 314                 subtable = (ACPI_NFIT_HEADER *)((char *)subtable +
 315                     subtable->Length);
 316         }
 317 }
 318
 319 static void
 320 acpi_print_cpu(u_char cpu_id)
 321 {
 322
 323         printf("\tACPI CPU=");
 324         if (cpu_id == 0xff)
 325                 printf("ALL\n");
 326         else
 327                 printf("%d\n", (u_int)cpu_id);
 328 }
 329
 330 static void
 331 acpi_print_cpu_uid(uint32_t uid, char *uid_string)
 332 {
 333
 334         printf("\tUID=%d", uid);
 335         if (uid_string != NULL)
 336                 printf(" (%s)", uid_string);
 337         printf("\n");
 338 }
 339
 340 static void
 341 acpi_print_local_apic(uint32_t apic_id, uint32_t flags)
 342 {
 343
 344         printf("\tFlags={");
 345         if (flags & ACPI_MADT_ENABLED)
 346                 printf("ENABLED");
 347         else
 348                 printf("DISABLED");
 349         printf("}\n");
 350         printf("\tAPIC ID=%d\n", apic_id);
 351 }
 352
 353 static void
 354 acpi_print_io_apic(uint32_t apic_id, uint32_t int_base, uint64_t apic_addr)
 355 {
 356
 357         printf("\tAPIC ID=%d\n", apic_id);
 358         printf("\tINT BASE=%d\n", int_base);
 359         printf("\tADDR=0x%016jx\n", (uintmax_t)apic_addr);
 360 }
 361
 362 static void
 363 acpi_print_mps_flags(uint16_t flags)
 364 {
 365
 366         printf("\tFlags={Polarity=");
 367         switch (flags & ACPI_MADT_POLARITY_MASK) {
 368         case ACPI_MADT_POLARITY_CONFORMS:
 369                 printf("conforming");
 370                 break;
 371         case ACPI_MADT_POLARITY_ACTIVE_HIGH:
 372                 printf("active-hi");
 373                 break;
 374         case ACPI_MADT_POLARITY_ACTIVE_LOW:
 375                 printf("active-lo");
 376                 break;
 377         default:
 378                 printf("0x%x", flags & ACPI_MADT_POLARITY_MASK);
 379                 break;
 380         }
 381         printf(", Trigger=");
 382         switch (flags & ACPI_MADT_TRIGGER_MASK) {
 383         case ACPI_MADT_TRIGGER_CONFORMS:
 384                 printf("conforming");
 385                 break;
 386         case ACPI_MADT_TRIGGER_EDGE:
 387                 printf("edge");
 388                 break;
 389         case ACPI_MADT_TRIGGER_LEVEL:
 390                 printf("level");
 391                 break;
 392         default:
 393                 printf("0x%x", (flags & ACPI_MADT_TRIGGER_MASK) >> 2);
 394         }
 395         printf("}\n");
 396 }
 397
 398 static void
 399 acpi_print_gicc_flags(uint32_t flags)
 400 {
 401
 402         printf("\tFlags={Performance intr=");
 403         if (flags & ACPI_MADT_PERFORMANCE_IRQ_MODE)
 404                 printf("edge");
 405         else
 406                 printf("level");
 407         printf(", VGIC intr=");
 408         if (flags & ACPI_MADT_VGIC_IRQ_MODE)
 409                 printf("edge");
 410         else
 411                 printf("level");
 412         printf("}\n");
 413 }
 414
 415 static void
 416 acpi_print_intr(uint32_t intr, uint16_t mps_flags)
 417 {
 418
 419         printf("\tINTR=%d\n", intr);
 420         acpi_print_mps_flags(mps_flags);
 421 }
 422
 423 static void
 424 acpi_print_local_nmi(u_int lint, uint16_t mps_flags)
 425 {
 426
 427         printf("\tLINT Pin=%d\n", lint);
 428         acpi_print_mps_flags(mps_flags);
 429 }
 430
 431 static const char *apic_types[] = {
 432     [ACPI_MADT_TYPE_LOCAL_APIC] = "Local APIC",
 433     [ACPI_MADT_TYPE_IO_APIC] = "IO APIC",
 434     [ACPI_MADT_TYPE_INTERRUPT_OVERRIDE] = "INT Override",
 435     [ACPI_MADT_TYPE_NMI_SOURCE] = "NMI",
 436     [ACPI_MADT_TYPE_LOCAL_APIC_NMI] = "Local APIC NMI",
 437     [ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE] = "Local APIC Override",
 438     [ACPI_MADT_TYPE_IO_SAPIC] = "IO SAPIC",
 439     [ACPI_MADT_TYPE_LOCAL_SAPIC] = "Local SAPIC",
 440     [ACPI_MADT_TYPE_INTERRUPT_SOURCE] = "Platform Interrupt",
 441     [ACPI_MADT_TYPE_LOCAL_X2APIC] = "Local X2APIC",
 442     [ACPI_MADT_TYPE_LOCAL_X2APIC_NMI] = "Local X2APIC NMI",
 443     [ACPI_MADT_TYPE_GENERIC_INTERRUPT] = "GIC CPU Interface Structure",
 444     [ACPI_MADT_TYPE_GENERIC_DISTRIBUTOR] = "GIC Distributor Structure",
 445     [ACPI_MADT_TYPE_GENERIC_MSI_FRAME] = "GICv2m MSI Frame",
 446     [ACPI_MADT_TYPE_GENERIC_REDISTRIBUTOR] = "GIC Redistributor Structure",
 447     [ACPI_MADT_TYPE_GENERIC_TRANSLATOR] = "GIC ITS Structure"
 448 };
 449
 450 static const char *platform_int_types[] = { "0 (unknown)", "PMI", "INIT",
 451                                             "Corrected Platform Error" };
 452
 453 static void
 454 acpi_print_madt(ACPI_SUBTABLE_HEADER *mp)
 455 {
 456         ACPI_MADT_LOCAL_APIC *lapic;
 457         ACPI_MADT_IO_APIC *ioapic;
 458         ACPI_MADT_INTERRUPT_OVERRIDE *over;
 459         ACPI_MADT_NMI_SOURCE *nmi;
 460         ACPI_MADT_LOCAL_APIC_NMI *lapic_nmi;
 461         ACPI_MADT_LOCAL_APIC_OVERRIDE *lapic_over;
 462         ACPI_MADT_IO_SAPIC *iosapic;
 463         ACPI_MADT_LOCAL_SAPIC *lsapic;
 464         ACPI_MADT_INTERRUPT_SOURCE *isrc;
 465         ACPI_MADT_LOCAL_X2APIC *x2apic;
 466         ACPI_MADT_LOCAL_X2APIC_NMI *x2apic_nmi;
 467         ACPI_MADT_GENERIC_INTERRUPT *gicc;
 468         ACPI_MADT_GENERIC_DISTRIBUTOR *gicd;
 469         ACPI_MADT_GENERIC_REDISTRIBUTOR *gicr;
 470         ACPI_MADT_GENERIC_TRANSLATOR *gict;
 471
 472         if (mp->Type < nitems(apic_types))
 473                 printf("\tType=%s\n", apic_types[mp->Type]);
 474         else
 475                 printf("\tType=%d (unknown)\n", mp->Type);
 476         switch (mp->Type) {
 477         case ACPI_MADT_TYPE_LOCAL_APIC:
 478                 lapic = (ACPI_MADT_LOCAL_APIC *)mp;
 479                 acpi_print_cpu(lapic->ProcessorId);
 480                 acpi_print_local_apic(lapic->Id, lapic->LapicFlags);
 481                 break;
 482         case ACPI_MADT_TYPE_IO_APIC:
 483                 ioapic = (ACPI_MADT_IO_APIC *)mp;
 484                 acpi_print_io_apic(ioapic->Id, ioapic->GlobalIrqBase,
 485                     ioapic->Address);
 486                 break;
 487         case ACPI_MADT_TYPE_INTERRUPT_OVERRIDE:
 488                 over = (ACPI_MADT_INTERRUPT_OVERRIDE *)mp;
 489                 printf("\tBUS=%d\n", (u_int)over->Bus);
 490                 printf("\tIRQ=%d\n", (u_int)over->SourceIrq);
 491                 acpi_print_intr(over->GlobalIrq, over->IntiFlags);
 492                 break;
 493         case ACPI_MADT_TYPE_NMI_SOURCE:
 494                 nmi = (ACPI_MADT_NMI_SOURCE *)mp;
 495                 acpi_print_intr(nmi->GlobalIrq, nmi->IntiFlags);
 496                 break;
 497         case ACPI_MADT_TYPE_LOCAL_APIC_NMI:
 498                 lapic_nmi = (ACPI_MADT_LOCAL_APIC_NMI *)mp;
 499                 acpi_print_cpu(lapic_nmi->ProcessorId);
 500                 acpi_print_local_nmi(lapic_nmi->Lint, lapic_nmi->IntiFlags);
 501                 break;
 502         case ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE:
 503                 lapic_over = (ACPI_MADT_LOCAL_APIC_OVERRIDE *)mp;
 504                 printf("\tLocal APIC ADDR=0x%016jx\n",
 505                     (uintmax_t)lapic_over->Address);
 506                 break;
 507         case ACPI_MADT_TYPE_IO_SAPIC:
 508                 iosapic = (ACPI_MADT_IO_SAPIC *)mp;
 509                 acpi_print_io_apic(iosapic->Id, iosapic->GlobalIrqBase,
 510                     iosapic->Address);
 511                 break;
 512         case ACPI_MADT_TYPE_LOCAL_SAPIC:
 513                 lsapic = (ACPI_MADT_LOCAL_SAPIC *)mp;
 514                 acpi_print_cpu(lsapic->ProcessorId);
 515                 acpi_print_local_apic(lsapic->Id, lsapic->LapicFlags);
 516                 printf("\tAPIC EID=%d\n", (u_int)lsapic->Eid);
 517                 if (mp->Length > __offsetof(ACPI_MADT_LOCAL_SAPIC, Uid))
 518                         acpi_print_cpu_uid(lsapic->Uid, lsapic->UidString);
 519                 break;
 520         case ACPI_MADT_TYPE_INTERRUPT_SOURCE:
 521                 isrc = (ACPI_MADT_INTERRUPT_SOURCE *)mp;
 522                 if (isrc->Type < nitems(platform_int_types))
 523                         printf("\tType=%s\n", platform_int_types[isrc->Type]);
 524                 else
 525                         printf("\tType=%d (unknown)\n", isrc->Type);
 526                 printf("\tAPIC ID=%d\n", (u_int)isrc->Id);
 527                 printf("\tAPIC EID=%d\n", (u_int)isrc->Eid);
 528                 printf("\tSAPIC Vector=%d\n", (u_int)isrc->IoSapicVector);
 529                 acpi_print_intr(isrc->GlobalIrq, isrc->IntiFlags);
 530                 break;
 531         case ACPI_MADT_TYPE_LOCAL_X2APIC:
 532                 x2apic = (ACPI_MADT_LOCAL_X2APIC *)mp;
 533                 acpi_print_cpu_uid(x2apic->Uid, NULL);
 534                 acpi_print_local_apic(x2apic->LocalApicId, x2apic->LapicFlags);
 535                 break;
 536         case ACPI_MADT_TYPE_LOCAL_X2APIC_NMI:
 537                 x2apic_nmi = (ACPI_MADT_LOCAL_X2APIC_NMI *)mp;
 538                 acpi_print_cpu_uid(x2apic_nmi->Uid, NULL);
 539                 acpi_print_local_nmi(x2apic_nmi->Lint, x2apic_nmi->IntiFlags);
 540                 break;
 541         case ACPI_MADT_TYPE_GENERIC_INTERRUPT:
 542                 gicc = (ACPI_MADT_GENERIC_INTERRUPT *)mp;
 543                 acpi_print_cpu_uid(gicc->Uid, NULL);
 544                 printf("\tCPU INTERFACE=%x\n", gicc->CpuInterfaceNumber);
 545                 acpi_print_gicc_flags(gicc->Flags);
 546                 printf("\tParking Protocol Version=%x\n", gicc->ParkingVersion);
 547                 printf("\tPERF INTR=%d\n", gicc->PerformanceInterrupt);
 548                 printf("\tParked ADDR=%016jx\n",
 549                     (uintmax_t)gicc->ParkedAddress);
 550                 printf("\tBase ADDR=%016jx\n", (uintmax_t)gicc->BaseAddress);
 551                 printf("\tGICV=%016jx\n", (uintmax_t)gicc->GicvBaseAddress);
 552                 printf("\tGICH=%016jx\n", (uintmax_t)gicc->GichBaseAddress);
 553                 printf("\tVGIC INTR=%d\n", gicc->VgicInterrupt);
 554                 printf("\tGICR ADDR=%016jx\n",
 555                     (uintmax_t)gicc->GicrBaseAddress);
 556                 printf("\tMPIDR=%jx\n", (uintmax_t)gicc->ArmMpidr);
 557                 printf("\tEfficency Class=%d\n", (u_int)gicc->EfficiencyClass);
 558                 break;
 559         case ACPI_MADT_TYPE_GENERIC_DISTRIBUTOR:
 560                 gicd = (ACPI_MADT_GENERIC_DISTRIBUTOR *)mp;
 561                 printf("\tGIC ID=%d\n", (u_int)gicd->GicId);
 562                 printf("\tBase ADDR=%016jx\n", (uintmax_t)gicd->BaseAddress);
 563                 printf("\tVector Base=%d\n", gicd->GlobalIrqBase);
 564                 printf("\tGIC VERSION=%d\n", (u_int)gicd->Version);
 565                 break;
 566         case ACPI_MADT_TYPE_GENERIC_REDISTRIBUTOR:
 567                 gicr = (ACPI_MADT_GENERIC_REDISTRIBUTOR *)mp;
 568                 printf("\tBase ADDR=%016jx\n", (uintmax_t)gicr->BaseAddress);
 569                 printf("\tLength=%08x\n", gicr->Length);
 570                 break;
 571         case ACPI_MADT_TYPE_GENERIC_TRANSLATOR:
 572                 gict = (ACPI_MADT_GENERIC_TRANSLATOR *)mp;
 573                 printf("\tGIC ITS ID=%d\n", gict->TranslationId);
 574                 printf("\tBase ADDR=%016jx\n", (uintmax_t)gict->BaseAddress);
 575                 break;
 576         }
 577 }
 578
 579 static void
 580 acpi_handle_madt(ACPI_TABLE_HEADER *sdp)
 581 {
 582         ACPI_TABLE_MADT *madt;
 583
 584         printf(BEGIN_COMMENT);
 585         acpi_print_sdt(sdp);
 586         madt = (ACPI_TABLE_MADT *)sdp;
 587         printf("\tLocal APIC ADDR=0x%08x\n", madt->Address);
 588         printf("\tFlags={");
 589         if (madt->Flags & ACPI_MADT_PCAT_COMPAT)
 590                 printf("PC-AT");
 591         printf("}\n");
 592         acpi_walk_subtables(sdp, (madt + 1), acpi_print_madt);
 593         printf(END_COMMENT);
 594 }
 595
 596 static void
 597 acpi_handle_hpet(ACPI_TABLE_HEADER *sdp)
 598 {
 599         ACPI_TABLE_HPET *hpet;
 600
 601         printf(BEGIN_COMMENT);
 602         acpi_print_sdt(sdp);
 603         hpet = (ACPI_TABLE_HPET *)sdp;
 604         printf("\tHPET Number=%d\n", hpet->Sequence);
 605         printf("\tADDR=");
 606         acpi_print_gas(&hpet->Address);
 607         printf("\tHW Rev=0x%x\n", hpet->Id & ACPI_HPET_ID_HARDWARE_REV_ID);
 608         printf("\tComparators=%d\n", (hpet->Id & ACPI_HPET_ID_COMPARATORS) >>
 609             8);
 610         printf("\tCounter Size=%d\n", hpet->Id & ACPI_HPET_ID_COUNT_SIZE_CAP ?
 611             1 : 0);
 612         printf("\tLegacy IRQ routing capable={");
 613         if (hpet->Id & ACPI_HPET_ID_LEGACY_CAPABLE)
 614                 printf("TRUE}\n");
 615         else
 616                 printf("FALSE}\n");
 617         printf("\tPCI Vendor ID=0x%04x\n", hpet->Id >> 16);
 618         printf("\tMinimal Tick=%d\n", hpet->MinimumTick);
 619         printf("\tFlags=0x%02x\n", hpet->Flags);
 620         printf(END_COMMENT);
 621 }
 622
 623 static void
 624 acpi_handle_ecdt(ACPI_TABLE_HEADER *sdp)
 625 {
 626         ACPI_TABLE_ECDT *ecdt;
 627
 628         printf(BEGIN_COMMENT);
 629         acpi_print_sdt(sdp);
 630         ecdt = (ACPI_TABLE_ECDT *)sdp;
 631         printf("\tEC_CONTROL=");
 632         acpi_print_gas(&ecdt->Control);
 633         printf("\n\tEC_DATA=");
 634         acpi_print_gas(&ecdt->Data);
 635         printf("\n\tUID=%#x, ", ecdt->Uid);
 636         printf("GPE_BIT=%#x\n", ecdt->Gpe);
 637         printf("\tEC_ID=%s\n", ecdt->Id);
 638         printf(END_COMMENT);
 639 }
 640
 641 static void
 642 acpi_handle_mcfg(ACPI_TABLE_HEADER *sdp)
 643 {
 644         ACPI_TABLE_MCFG *mcfg;
 645         ACPI_MCFG_ALLOCATION *alloc;
 646         u_int i, entries;
 647
 648         printf(BEGIN_COMMENT);
 649         acpi_print_sdt(sdp);
 650         mcfg = (ACPI_TABLE_MCFG *)sdp;
 651         entries = (sdp->Length - sizeof(ACPI_TABLE_MCFG)) /
 652             sizeof(ACPI_MCFG_ALLOCATION);
 653         alloc = (ACPI_MCFG_ALLOCATION *)(mcfg + 1);
 654         for (i = 0; i < entries; i++, alloc++) {
 655                 printf("\n");
 656                 printf("\tBase Address=0x%016jx\n", (uintmax_t)alloc->Address);
 657                 printf("\tSegment Group=0x%04x\n", alloc->PciSegment);
 658                 printf("\tStart Bus=%d\n", alloc->StartBusNumber);
 659                 printf("\tEnd Bus=%d\n", alloc->EndBusNumber);
 660         }
 661         printf(END_COMMENT);
 662 }
 663
 664 static void
 665 acpi_handle_slit(ACPI_TABLE_HEADER *sdp)
 666 {
 667         ACPI_TABLE_SLIT *slit;
 668         UINT64 i, j;
 669
 670         printf(BEGIN_COMMENT);
 671         acpi_print_sdt(sdp);
 672         slit = (ACPI_TABLE_SLIT *)sdp;
 673         printf("\tLocality Count=%ju\n", (uintmax_t)slit->LocalityCount);
 674         printf("\n\t      ");
 675         for (i = 0; i < slit->LocalityCount; i++)
 676                 printf(" %3ju", (uintmax_t)i);
 677         printf("\n\t     +");
 678         for (i = 0; i < slit->LocalityCount; i++)
 679                 printf("----");
 680         printf("\n");
 681         for (i = 0; i < slit->LocalityCount; i++) {
 682                 printf("\t %3ju |", (uintmax_t)i);
 683                 for (j = 0; j < slit->LocalityCount; j++)
 684                         printf(" %3d",
 685                             slit->Entry[i * slit->LocalityCount + j]);
 686                 printf("\n");
 687         }
 688         printf(END_COMMENT);
 689 }
 690
 691 static void
 692 acpi_handle_wddt(ACPI_TABLE_HEADER *sdp)
 693 {
 694         ACPI_TABLE_WDDT *wddt;
 695
 696         printf(BEGIN_COMMENT);
 697         acpi_print_sdt(sdp);
 698         wddt = (ACPI_TABLE_WDDT *)sdp;
 699         printf("\tSpecVersion=0x%04x, TableVersion=0x%04x\n",
 700             wddt->SpecVersion, wddt->TableVersion);
 701         printf("\tPciVendorId=0x%04x, Address=", wddt->PciVendorId);
 702         acpi_print_gas(&wddt->Address);
 703         printf("\n\tMaxCount=%u, MinCount=%u, Period=%ums\n",
 704             wddt->MaxCount, wddt->MinCount, wddt->Period);
 705
 706 #define PRINTFLAG(var, flag)    printflag((var), ACPI_WDDT_## flag, #flag)
 707         printf("\tStatus=");
 708         PRINTFLAG(wddt->Status, AVAILABLE);
 709         PRINTFLAG(wddt->Status, ACTIVE);
 710         PRINTFLAG(wddt->Status, TCO_OS_OWNED);
 711         PRINTFLAG(wddt->Status, USER_RESET);
 712         PRINTFLAG(wddt->Status, WDT_RESET);
 713         PRINTFLAG(wddt->Status, POWER_FAIL);
 714         PRINTFLAG(wddt->Status, UNKNOWN_RESET);
 715         PRINTFLAG_END();
 716         printf("\tCapability=");
 717         PRINTFLAG(wddt->Capability, AUTO_RESET);
 718         PRINTFLAG(wddt->Capability, ALERT_SUPPORT);
 719         PRINTFLAG_END();
 720 #undef PRINTFLAG
 721
 722         printf(END_COMMENT);
 723 }
 724
 725 static void
 726 acpi_print_native_lpit(ACPI_LPIT_NATIVE *nl)
 727 {
 728         printf("\tEntryTrigger=");
 729         acpi_print_gas(&nl->EntryTrigger);
 730         printf("\tResidency=%u\n", nl->Residency);
 731         printf("\tLatency=%u\n", nl->Latency);
 732         if (nl->Header.Flags & ACPI_LPIT_NO_COUNTER)
 733                 printf("\tResidencyCounter=Not Present");
 734         else {
 735                 printf("\tResidencyCounter=");
 736                 acpi_print_gas(&nl->ResidencyCounter);
 737         }
 738         if (nl->CounterFrequency)
 739                 printf("\tCounterFrequency=%ju\n", nl->CounterFrequency);
 740         else
 741                 printf("\tCounterFrequency=TSC\n");
 742 }
 743
 744 static void
 745 acpi_print_lpit(ACPI_LPIT_HEADER *lpit)
 746 {
 747         if (lpit->Type == ACPI_LPIT_TYPE_NATIVE_CSTATE)
 748                 printf("\tType=ACPI_LPIT_TYPE_NATIVE_CSTATE\n");
 749         else
 750                 warnx("unknown LPIT type %u", lpit->Type);
 751
 752         printf("\tLength=%u\n", lpit->Length);
 753         printf("\tUniqueId=0x%04x\n", lpit->UniqueId);
 754 #define PRINTFLAG(var, flag)    printflag((var), ACPI_LPIT_## flag, #flag)
 755         printf("\tFlags=");
 756         PRINTFLAG(lpit->Flags, STATE_DISABLED);
 757         PRINTFLAG_END();
 758 #undef PRINTFLAG
 759
 760         if (lpit->Type == ACPI_LPIT_TYPE_NATIVE_CSTATE)
 761                 return acpi_print_native_lpit((ACPI_LPIT_NATIVE *)lpit);
 762 }
 763
 764 static void
 765 acpi_walk_lpit(ACPI_TABLE_HEADER *table, void *first,
 766     void (*action)(ACPI_LPIT_HEADER *))
 767 {
 768         ACPI_LPIT_HEADER *subtable;
 769         char *end;
 770
 771         subtable = first;
 772         end = (char *)table + table->Length;
 773         while ((char *)subtable < end) {
 774                 printf("\n");
 775                 if (subtable->Length < sizeof(ACPI_LPIT_HEADER)) {
 776                         warnx("invalid subtable length %u", subtable->Length);
 777                         return;
 778                 }
 779                 action(subtable);
 780                 subtable = (ACPI_LPIT_HEADER *)((char *)subtable +
 781                     subtable->Length);
 782         }
 783 }
 784
 785 static void
 786 acpi_handle_lpit(ACPI_TABLE_HEADER *sdp)
 787 {
 788         ACPI_TABLE_LPIT *lpit;
 789
 790         printf(BEGIN_COMMENT);
 791         acpi_print_sdt(sdp);
 792         lpit = (ACPI_TABLE_LPIT *)sdp;
 793         acpi_walk_lpit(sdp, (lpit + 1), acpi_print_lpit);
 794
 795         printf(END_COMMENT);
 796 }
 797
 798 static void
 799 acpi_print_srat_cpu(uint32_t apic_id, uint32_t proximity_domain,
 800     uint32_t flags)
 801 {
 802
 803         printf("\tFlags={");
 804         if (flags & ACPI_SRAT_CPU_ENABLED)
 805                 printf("ENABLED");
 806         else
 807                 printf("DISABLED");
 808         printf("}\n");
 809         printf("\tAPIC ID=%d\n", apic_id);
 810         printf("\tProximity Domain=%d\n", proximity_domain);
 811 }
 812
 813 static char *
 814 acpi_tcpa_evname(struct TCPAevent *event)
 815 {
 816         struct TCPApc_event *pc_event;
 817         char *eventname = NULL;
 818
 819         pc_event = (struct TCPApc_event *)(event + 1);
 820
 821         switch(event->event_type) {
 822         case PREBOOT:
 823         case POST_CODE:
 824         case UNUSED:
 825         case NO_ACTION:
 826         case SEPARATOR:
 827         case SCRTM_CONTENTS:
 828         case SCRTM_VERSION:
 829         case CPU_MICROCODE:
 830         case PLATFORM_CONFIG_FLAGS:
 831         case TABLE_OF_DEVICES:
 832         case COMPACT_HASH:
 833         case IPL:
 834         case IPL_PARTITION_DATA:
 835         case NONHOST_CODE:
 836         case NONHOST_CONFIG:
 837         case NONHOST_INFO:
 838                 asprintf(&eventname, "%s",
 839                     tcpa_event_type_strings[event->event_type]);
 840                 break;
 841
 842         case ACTION:
 843                 eventname = calloc(event->event_size + 1, sizeof(char));
 844                 memcpy(eventname, pc_event, event->event_size);
 845                 break;
 846
 847         case EVENT_TAG:
 848                 switch (pc_event->event_id) {
 849                 case SMBIOS:
 850                 case BIS_CERT:
 851                 case CMOS:
 852                 case NVRAM:
 853                 case OPTION_ROM_EXEC:
 854                 case OPTION_ROM_CONFIG:
 855                 case S_CRTM_VERSION:
 856                 case POST_BIOS_ROM:
 857                 case ESCD:
 858                 case OPTION_ROM_MICROCODE:
 859                 case S_CRTM_CONTENTS:
 860                 case POST_CONTENTS:
 861                         asprintf(&eventname, "%s",
 862                             TCPA_pcclient_strings[pc_event->event_id]);
 863                         break;
 864
 865                 default:
 866                         asprintf(&eventname, "<unknown tag 0x%02x>",
 867                             pc_event->event_id);
 868                         break;
 869                 }
 870                 break;
 871
 872         default:
 873                 asprintf(&eventname, "<unknown 0x%02x>", event->event_type);
 874                 break;
 875         }
 876
 877         return eventname;
 878 }
 879
 880 static void
 881 acpi_print_tcpa(struct TCPAevent *event)
 882 {
 883         int i;
 884         char *eventname;
 885
 886         eventname = acpi_tcpa_evname(event);
 887
 888         printf("\t%d", event->pcr_index);
 889         printf(" 0x");
 890         for (i = 0; i < 20; i++)
 891                 printf("%02x", event->pcr_value[i]);
 892         printf(" [%s]\n", eventname ? eventname : "<unknown>");
 893
 894         free(eventname);
 895 }
 896
 897 static void
 898 acpi_handle_tcpa(ACPI_TABLE_HEADER *sdp)
 899 {
 900         struct TCPAbody *tcpa;
 901         struct TCPAevent *event;
 902         uintmax_t len, paddr;
 903         unsigned char *vaddr = NULL;
 904         unsigned char *vend = NULL;
 905
 906         printf(BEGIN_COMMENT);
 907         acpi_print_sdt(sdp);
 908         tcpa = (struct TCPAbody *) sdp;
 909
 910         switch (tcpa->platform_class) {
 911         case ACPI_TCPA_BIOS_CLIENT:
 912                 len = tcpa->client.log_max_len;
 913                 paddr = tcpa->client.log_start_addr;
 914                 break;
 915
 916         case ACPI_TCPA_BIOS_SERVER:
 917                 len = tcpa->server.log_max_len;
 918                 paddr = tcpa->server.log_start_addr;
 919                 break;
 920
 921         default:
 922                 printf("XXX");
 923                 printf(END_COMMENT);
 924                 return;
 925         }
 926         printf("\tClass %u Base Address 0x%jx Length %ju\n\n",
 927             tcpa->platform_class, paddr, len);
 928
 929         if (len == 0) {
 930                 printf("\tEmpty TCPA table\n");
 931                 printf(END_COMMENT);
 932                 return;
 933         }
 934         if(sdp->Revision == 1){
 935                 printf("\tOLD TCPA spec log found. Dumping not supported.\n");
 936                 printf(END_COMMENT);
 937                 return;
 938         }
 939
 940         vaddr = (unsigned char *)acpi_map_physical(paddr, len);
 941         vend = vaddr + len;
 942
 943         while (vaddr != NULL) {
 944                 if ((vaddr + sizeof(struct TCPAevent) >= vend)||
 945                     (vaddr + sizeof(struct TCPAevent) < vaddr))
 946                         break;
 947                 event = (struct TCPAevent *)(void *)vaddr;
 948                 if (vaddr + event->event_size >= vend)
 949                         break;
 950                 if (vaddr + event->event_size < vaddr)
 951                         break;
 952                 if (event->event_type == 0 && event->event_size == 0)
 953                         break;
 954 #if 0
 955                 {
 956                 unsigned int i, j, k;
 957
 958                 printf("\n\tsize %d\n\t\t%p ", event->event_size, vaddr);
 959                 for (j = 0, i = 0; i <
 960                     sizeof(struct TCPAevent) + event->event_size; i++) {
 961                         printf("%02x ", vaddr[i]);
 962                         if ((i+1) % 8 == 0) {
 963                                 for (k = 0; k < 8; k++)
 964                                         printf("%c", isprint(vaddr[j+k]) ?
 965                                             vaddr[j+k] : '.');
 966                                 printf("\n\t\t%p ", &vaddr[i + 1]);
 967                                 j = i + 1;
 968                         }
 969                 }
 970                 printf("\n"); }
 971 #endif
 972                 acpi_print_tcpa(event);
 973
 974                 vaddr += sizeof(struct TCPAevent) + event->event_size;
 975         }
 976
 977         printf(END_COMMENT);
 978 }
 979 static void acpi_handle_tpm2(ACPI_TABLE_HEADER *sdp)
 980 {
 981         ACPI_TABLE_TPM2 *tpm2;
 982
 983         printf (BEGIN_COMMENT);
 984         acpi_print_sdt(sdp);
 985         tpm2 = (ACPI_TABLE_TPM2 *) sdp;
 986         printf ("\t\tControlArea=%jx\n", tpm2->ControlAddress);
 987         printf ("\t\tStartMethod=%x\n", tpm2->StartMethod);
 988         printf (END_COMMENT);
 989 }
 990
 991 static const char *
 992 devscope_type2str(int type)
 993 {
 994         static char typebuf[16];
 995
 996         switch (type) {
 997         case 1:
 998                 return ("PCI Endpoint Device");
 999         case 2:
1000                 return ("PCI Sub-Hierarchy");
1001         case 3:
1002                 return ("IOAPIC");
1003         case 4:
1004                 return ("HPET");
1005         default:
1006                 snprintf(typebuf, sizeof(typebuf), "%d", type);
1007                 return (typebuf);
1008         }
1009 }
1010
1011 static int
1012 acpi_handle_dmar_devscope(void *addr, int remaining)
1013 {
1014         char sep;
1015         int pathlen;
1016         ACPI_DMAR_PCI_PATH *path, *pathend;
1017         ACPI_DMAR_DEVICE_SCOPE *devscope = addr;
1018
1019         if (remaining < (int)sizeof(ACPI_DMAR_DEVICE_SCOPE))
1020                 return (-1);
1021
1022         if (remaining < devscope->Length)
1023                 return (-1);
1024
1025         printf("\n");
1026         printf("\t\tType=%s\n", devscope_type2str(devscope->EntryType));
1027         printf("\t\tLength=%d\n", devscope->Length);
1028         printf("\t\tEnumerationId=%d\n", devscope->EnumerationId);
1029         printf("\t\tStartBusNumber=%d\n", devscope->Bus);
1030
1031         path = (ACPI_DMAR_PCI_PATH *)(devscope + 1);
1032         pathlen = devscope->Length - sizeof(ACPI_DMAR_DEVICE_SCOPE);
1033         pathend = path + pathlen / sizeof(ACPI_DMAR_PCI_PATH);
1034         if (path < pathend) {
1035                 sep = '{';
1036                 printf("\t\tPath=");
1037                 do {
1038                         printf("%c%d:%d", sep, path->Device, path->Function);
1039                         sep=',';
1040                         path++;
1041                 } while (path < pathend);
1042                 printf("}\n");
1043         }
1044
1045         return (devscope->Length);
1046 }
1047
1048 static void
1049 acpi_handle_dmar_drhd(ACPI_DMAR_HARDWARE_UNIT *drhd)
1050 {
1051         char *cp;
1052         int remaining, consumed;
1053
1054         printf("\n");
1055         printf("\tType=DRHD\n");
1056         printf("\tLength=%d\n", drhd->Header.Length);
1057
1058 #define PRINTFLAG(var, flag)    printflag((var), ACPI_DMAR_## flag, #flag)
1059
1060         printf("\tFlags=");
1061         PRINTFLAG(drhd->Flags, INCLUDE_ALL);
1062         PRINTFLAG_END();
1063
1064 #undef PRINTFLAG
1065
1066         printf("\tSegment=%d\n", drhd->Segment);
1067         printf("\tAddress=0x%016jx\n", (uintmax_t)drhd->Address);
1068
1069         remaining = drhd->Header.Length - sizeof(ACPI_DMAR_HARDWARE_UNIT);
1070         if (remaining > 0)
1071                 printf("\tDevice Scope:");
1072         while (remaining > 0) {
1073                 cp = (char *)drhd + drhd->Header.Length - remaining;
1074                 consumed = acpi_handle_dmar_devscope(cp, remaining);
1075                 if (consumed <= 0)
1076                         break;
1077                 else
1078                         remaining -= consumed;
1079         }
1080 }
1081
1082 static void
1083 acpi_handle_dmar_rmrr(ACPI_DMAR_RESERVED_MEMORY *rmrr)
1084 {
1085         char *cp;
1086         int remaining, consumed;
1087
1088         printf("\n");
1089         printf("\tType=RMRR\n");
1090         printf("\tLength=%d\n", rmrr->Header.Length);
1091         printf("\tSegment=%d\n", rmrr->Segment);
1092         printf("\tBaseAddress=0x%016jx\n", (uintmax_t)rmrr->BaseAddress);
1093         printf("\tLimitAddress=0x%016jx\n", (uintmax_t)rmrr->EndAddress);
1094
1095         remaining = rmrr->Header.Length - sizeof(ACPI_DMAR_RESERVED_MEMORY);
1096         if (remaining > 0)
1097                 printf("\tDevice Scope:");
1098         while (remaining > 0) {
1099                 cp = (char *)rmrr + rmrr->Header.Length - remaining;
1100                 consumed = acpi_handle_dmar_devscope(cp, remaining);
1101                 if (consumed <= 0)
1102                         break;
1103                 else
1104                         remaining -= consumed;
1105         }
1106 }
1107
1108 static void
1109 acpi_handle_dmar_atsr(ACPI_DMAR_ATSR *atsr)
1110 {
1111         char *cp;
1112         int remaining, consumed;
1113
1114         printf("\n");
1115         printf("\tType=ATSR\n");
1116         printf("\tLength=%d\n", atsr->Header.Length);
1117
1118 #define PRINTFLAG(var, flag)    printflag((var), ACPI_DMAR_## flag, #flag)
1119
1120         printf("\tFlags=");
1121         PRINTFLAG(atsr->Flags, ALL_PORTS);
1122         PRINTFLAG_END();
1123
1124 #undef PRINTFLAG
1125
1126         printf("\tSegment=%d\n", atsr->Segment);
1127
1128         remaining = atsr->Header.Length - sizeof(ACPI_DMAR_ATSR);
1129         if (remaining > 0)
1130                 printf("\tDevice Scope:");
1131         while (remaining > 0) {
1132                 cp = (char *)atsr + atsr->Header.Length - remaining;
1133                 consumed = acpi_handle_dmar_devscope(cp, remaining);
1134                 if (consumed <= 0)
1135                         break;
1136                 else
1137                         remaining -= consumed;
1138         }
1139 }
1140
1141 static void
1142 acpi_handle_dmar_rhsa(ACPI_DMAR_RHSA *rhsa)
1143 {
1144
1145         printf("\n");
1146         printf("\tType=RHSA\n");
1147         printf("\tLength=%d\n", rhsa->Header.Length);
1148         printf("\tBaseAddress=0x%016jx\n", (uintmax_t)rhsa->BaseAddress);
1149         printf("\tProximityDomain=0x%08x\n", rhsa->ProximityDomain);
1150 }
1151
1152 static int
1153 acpi_handle_dmar_remapping_structure(void *addr, int remaining)
1154 {
1155         ACPI_DMAR_HEADER *hdr = addr;
1156
1157         if (remaining < (int)sizeof(ACPI_DMAR_HEADER))
1158                 return (-1);
1159
1160         if (remaining < hdr->Length)
1161                 return (-1);
1162
1163         switch (hdr->Type) {
1164         case ACPI_DMAR_TYPE_HARDWARE_UNIT:
1165                 acpi_handle_dmar_drhd(addr);
1166                 break;
1167         case ACPI_DMAR_TYPE_RESERVED_MEMORY:
1168                 acpi_handle_dmar_rmrr(addr);
1169                 break;
1170         case ACPI_DMAR_TYPE_ROOT_ATS:
1171                 acpi_handle_dmar_atsr(addr);
1172                 break;
1173         case ACPI_DMAR_TYPE_HARDWARE_AFFINITY:
1174                 acpi_handle_dmar_rhsa(addr);
1175                 break;
1176         default:
1177                 printf("\n");
1178                 printf("\tType=%d\n", hdr->Type);
1179                 printf("\tLength=%d\n", hdr->Length);
1180                 break;
1181         }
1182         return (hdr->Length);
1183 }
1184
1185 #ifndef ACPI_DMAR_X2APIC_OPT_OUT
1186 #define ACPI_DMAR_X2APIC_OPT_OUT        (0x2)
1187 #endif
1188
1189 static void
1190 acpi_handle_dmar(ACPI_TABLE_HEADER *sdp)
1191 {
1192         char *cp;
1193         int remaining, consumed;
1194         ACPI_TABLE_DMAR *dmar;
1195
1196         printf(BEGIN_COMMENT);
1197         acpi_print_sdt(sdp);
1198         dmar = (ACPI_TABLE_DMAR *)sdp;
1199         printf("\tHost Address Width=%d\n", dmar->Width + 1);
1200
1201 #define PRINTFLAG(var, flag)    printflag((var), ACPI_DMAR_## flag, #flag)
1202
1203         printf("\tFlags=");
1204         PRINTFLAG(dmar->Flags, INTR_REMAP);
1205         PRINTFLAG(dmar->Flags, X2APIC_OPT_OUT);
1206         PRINTFLAG_END();
1207
1208 #undef PRINTFLAG
1209
1210         remaining = sdp->Length - sizeof(ACPI_TABLE_DMAR);
1211         while (remaining > 0) {
1212                 cp = (char *)sdp + sdp->Length - remaining;
1213                 consumed = acpi_handle_dmar_remapping_structure(cp, remaining);
1214                 if (consumed <= 0)
1215                         break;
1216                 else
1217                         remaining -= consumed;
1218         }
1219
1220         printf(END_COMMENT);
1221 }
1222
1223 static void
1224 acpi_print_srat_memory(ACPI_SRAT_MEM_AFFINITY *mp)
1225 {
1226
1227         printf("\tFlags={");
1228         if (mp->Flags & ACPI_SRAT_MEM_ENABLED)
1229                 printf("ENABLED");
1230         else
1231                 printf("DISABLED");
1232         if (mp->Flags & ACPI_SRAT_MEM_HOT_PLUGGABLE)
1233                 printf(",HOT_PLUGGABLE");
1234         if (mp->Flags & ACPI_SRAT_MEM_NON_VOLATILE)
1235                 printf(",NON_VOLATILE");
1236         printf("}\n");
1237         printf("\tBase Address=0x%016jx\n", (uintmax_t)mp->BaseAddress);
1238         printf("\tLength=0x%016jx\n", (uintmax_t)mp->Length);
1239         printf("\tProximity Domain=%d\n", mp->ProximityDomain);
1240 }
1241
1242 static const char *srat_types[] = {
1243     [ACPI_SRAT_TYPE_CPU_AFFINITY] = "CPU",
1244     [ACPI_SRAT_TYPE_MEMORY_AFFINITY] = "Memory",
1245     [ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY] = "X2APIC",
1246     [ACPI_SRAT_TYPE_GICC_AFFINITY] = "GICC",
1247     [ACPI_SRAT_TYPE_GIC_ITS_AFFINITY] = "GIC ITS",
1248 };
1249
1250 static void
1251 acpi_print_srat(ACPI_SUBTABLE_HEADER *srat)
1252 {
1253         ACPI_SRAT_CPU_AFFINITY *cpu;
1254         ACPI_SRAT_X2APIC_CPU_AFFINITY *x2apic;
1255         ACPI_SRAT_GICC_AFFINITY *gic;
1256
1257         if (srat->Type < nitems(srat_types))
1258                 printf("\tType=%s\n", srat_types[srat->Type]);
1259         else
1260                 printf("\tType=%d (unknown)\n", srat->Type);
1261         switch (srat->Type) {
1262         case ACPI_SRAT_TYPE_CPU_AFFINITY:
1263                 cpu = (ACPI_SRAT_CPU_AFFINITY *)srat;
1264                 acpi_print_srat_cpu(cpu->ApicId,
1265                     cpu->ProximityDomainHi[2] << 24 |
1266                     cpu->ProximityDomainHi[1] << 16 |
1267                     cpu->ProximityDomainHi[0] << 0 |
1268                     cpu->ProximityDomainLo, cpu->Flags);
1269                 break;
1270         case ACPI_SRAT_TYPE_MEMORY_AFFINITY:
1271                 acpi_print_srat_memory((ACPI_SRAT_MEM_AFFINITY *)srat);
1272                 break;
1273         case ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY:
1274                 x2apic = (ACPI_SRAT_X2APIC_CPU_AFFINITY *)srat;
1275                 acpi_print_srat_cpu(x2apic->ApicId, x2apic->ProximityDomain,
1276                     x2apic->Flags);
1277                 break;
1278         case ACPI_SRAT_TYPE_GICC_AFFINITY:
1279                 gic = (ACPI_SRAT_GICC_AFFINITY *)srat;
1280                 acpi_print_srat_cpu(gic->AcpiProcessorUid, gic->ProximityDomain,
1281                     gic->Flags);
1282                 break;
1283         }
1284 }
1285
1286 static void
1287 acpi_handle_srat(ACPI_TABLE_HEADER *sdp)
1288 {
1289         ACPI_TABLE_SRAT *srat;
1290
1291         printf(BEGIN_COMMENT);
1292         acpi_print_sdt(sdp);
1293         srat = (ACPI_TABLE_SRAT *)sdp;
1294         printf("\tTable Revision=%d\n", srat->TableRevision);
1295         acpi_walk_subtables(sdp, (srat + 1), acpi_print_srat);
1296         printf(END_COMMENT);
1297 }
1298
1299 static const char *nfit_types[] = {
1300     [ACPI_NFIT_TYPE_SYSTEM_ADDRESS] = "System Address",
1301     [ACPI_NFIT_TYPE_MEMORY_MAP] = "Memory Map",
1302     [ACPI_NFIT_TYPE_INTERLEAVE] = "Interleave",
1303     [ACPI_NFIT_TYPE_SMBIOS] = "SMBIOS",
1304     [ACPI_NFIT_TYPE_CONTROL_REGION] = "Control Region",
1305     [ACPI_NFIT_TYPE_DATA_REGION] = "Data Region",
1306     [ACPI_NFIT_TYPE_FLUSH_ADDRESS] = "Flush Address"
1307 };
1308
1309
1310 static void
1311 acpi_print_nfit(ACPI_NFIT_HEADER *nfit)
1312 {
1313         char *uuidstr;
1314         uint32_t status;
1315
1316         ACPI_NFIT_SYSTEM_ADDRESS *sysaddr;
1317         ACPI_NFIT_MEMORY_MAP *mmap;
1318         ACPI_NFIT_INTERLEAVE *ileave;
1319         ACPI_NFIT_SMBIOS *smbios;
1320         ACPI_NFIT_CONTROL_REGION *ctlreg;
1321         ACPI_NFIT_DATA_REGION *datareg;
1322         ACPI_NFIT_FLUSH_ADDRESS *fladdr;
1323
1324         if (nfit->Type < nitems(nfit_types))
1325                 printf("\tType=%s\n", nfit_types[nfit->Type]);
1326         else
1327                 printf("\tType=%u (unknown)\n", nfit->Type);
1328         switch (nfit->Type) {
1329         case ACPI_NFIT_TYPE_SYSTEM_ADDRESS:
1330                 sysaddr = (ACPI_NFIT_SYSTEM_ADDRESS *)nfit;
1331                 printf("\tRangeIndex=%u\n", (u_int)sysaddr->RangeIndex);
1332                 printf("\tProximityDomain=%u\n",
1333                     (u_int)sysaddr->ProximityDomain);
1334                 uuid_to_string((uuid_t *)(sysaddr->RangeGuid),
1335                     &uuidstr, &status);
1336                 if (status != uuid_s_ok)
1337                         errx(1, "uuid_to_string: status=%u", status);
1338                 printf("\tRangeGuid=%s\n", uuidstr);
1339                 free(uuidstr);
1340                 printf("\tAddress=0x%016jx\n", (uintmax_t)sysaddr->Address);
1341                 printf("\tLength=0x%016jx\n", (uintmax_t)sysaddr->Length);
1342                 printf("\tMemoryMapping=0x%016jx\n",
1343                     (uintmax_t)sysaddr->MemoryMapping);
1344
1345 #define PRINTFLAG(var, flag)    printflag((var), ACPI_NFIT_## flag, #flag)
1346
1347                 printf("\tFlags=");
1348                 PRINTFLAG(sysaddr->Flags, ADD_ONLINE_ONLY);
1349                 PRINTFLAG(sysaddr->Flags, PROXIMITY_VALID);
1350                 PRINTFLAG_END();
1351
1352 #undef PRINTFLAG
1353
1354                 break;
1355         case ACPI_NFIT_TYPE_MEMORY_MAP:
1356                 mmap = (ACPI_NFIT_MEMORY_MAP *)nfit;
1357                 printf("\tDeviceHandle=%u\n", (u_int)mmap->DeviceHandle);
1358                 printf("\tPhysicalId=%u\n", (u_int)mmap->PhysicalId);
1359                 printf("\tRegionId=%u\n", (u_int)mmap->RegionId);
1360                 printf("\tRangeIndex=%u\n", (u_int)mmap->RangeIndex);
1361                 printf("\tRegionIndex=%u\n", (u_int)mmap->RegionIndex);
1362                 printf("\tRegionSize=0x%016jx\n", (uintmax_t)mmap->RegionSize);
1363                 printf("\tRegionOffset=0x%016jx\n",
1364                     (uintmax_t)mmap->RegionOffset);
1365                 printf("\tAddress=0x%016jx\n", (uintmax_t)mmap->Address);
1366                 printf("\tInterleaveIndex=%u\n", (u_int)mmap->InterleaveIndex);
1367                 printf("\tInterleaveWays=%u\n", (u_int)mmap->InterleaveWays);
1368
1369 #define PRINTFLAG(var, flag)    printflag((var), ACPI_NFIT_MEM_## flag, #flag)
1370
1371                 printf("\tFlags=");
1372                 PRINTFLAG(mmap->Flags, SAVE_FAILED);
1373                 PRINTFLAG(mmap->Flags, RESTORE_FAILED);
1374                 PRINTFLAG(mmap->Flags, FLUSH_FAILED);
1375                 PRINTFLAG(mmap->Flags, NOT_ARMED);
1376                 PRINTFLAG(mmap->Flags, HEALTH_OBSERVED);
1377                 PRINTFLAG(mmap->Flags, HEALTH_ENABLED);
1378                 PRINTFLAG(mmap->Flags, MAP_FAILED);
1379                 PRINTFLAG_END();
1380
1381 #undef PRINTFLAG
1382
1383                 break;
1384         case ACPI_NFIT_TYPE_INTERLEAVE:
1385                 ileave = (ACPI_NFIT_INTERLEAVE *)nfit;
1386                 printf("\tInterleaveIndex=%u\n",
1387                     (u_int)ileave->InterleaveIndex);
1388                 printf("\tLineCount=%u\n", (u_int)ileave->LineCount);
1389                 printf("\tLineSize=%u\n", (u_int)ileave->LineSize);
1390                 /* XXX ileave->LineOffset[i] output is not supported */
1391                 break;
1392         case ACPI_NFIT_TYPE_SMBIOS:
1393                 smbios = (ACPI_NFIT_SMBIOS *)nfit;
1394                 /* XXX smbios->Data[x] output is not supported */
1395                 break;
1396         case ACPI_NFIT_TYPE_CONTROL_REGION:
1397                 ctlreg = (ACPI_NFIT_CONTROL_REGION *)nfit;
1398                 printf("\tRegionIndex=%u\n", (u_int)ctlreg->RegionIndex);
1399                 printf("\tVendorId=0x%04x\n", (u_int)ctlreg->VendorId);
1400                 printf("\tDeviceId=0x%04x\n", (u_int)ctlreg->DeviceId);
1401                 printf("\tRevisionId=%u\n", (u_int)ctlreg->RevisionId);
1402                 printf("\tSubsystemVendorId=0x%04x\n",
1403                     (u_int)ctlreg->SubsystemVendorId);
1404                 printf("\tSubsystemDeviceId=0x%04x\n",
1405                     (u_int)ctlreg->SubsystemDeviceId);
1406                 printf("\tSubsystemRevisionId=%u\n",
1407                     (u_int)ctlreg->SubsystemRevisionId);
1408                 printf("\tValidFields=0x%02x\n", (u_int)ctlreg->ValidFields);
1409                 printf("\tManufacturingLocation=%u\n",
1410                     (u_int)ctlreg->ManufacturingLocation);
1411                 printf("\tManufacturingDate=%u\n",
1412                     (u_int)ctlreg->ManufacturingDate);
1413                 printf("\tSerialNumber=%u\n",
1414                     (u_int)ctlreg->SerialNumber);
1415                 printf("\tCode=0x%04x\n", (u_int)ctlreg->Code);
1416                 printf("\tWindows=%u\n", (u_int)ctlreg->Windows);
1417                 printf("\tWindowSize=0x%016jx\n",
1418                     (uintmax_t)ctlreg->WindowSize);
1419                 printf("\tCommandOffset=0x%016jx\n",
1420                     (uintmax_t)ctlreg->CommandOffset);
1421                 printf("\tCommandSize=0x%016jx\n",
1422                     (uintmax_t)ctlreg->CommandSize);
1423                 printf("\tStatusOffset=0x%016jx\n",
1424                     (uintmax_t)ctlreg->StatusOffset);
1425                 printf("\tStatusSize=0x%016jx\n",
1426                     (uintmax_t)ctlreg->StatusSize);
1427
1428 #define PRINTFLAG(var, flag)    printflag((var), ACPI_NFIT_## flag, #flag)
1429
1430                 printf("\tFlags=");
1431                 PRINTFLAG(ctlreg->Flags, CONTROL_BUFFERED);
1432                 PRINTFLAG_END();
1433
1434 #undef PRINTFLAG
1435
1436                 break;
1437         case ACPI_NFIT_TYPE_DATA_REGION:
1438                 datareg = (ACPI_NFIT_DATA_REGION *)nfit;
1439                 printf("\tRegionIndex=%u\n", (u_int)datareg->RegionIndex);
1440                 printf("\tWindows=%u\n", (u_int)datareg->Windows);
1441                 printf("\tOffset=0x%016jx\n", (uintmax_t)datareg->Offset);
1442                 printf("\tSize=0x%016jx\n", (uintmax_t)datareg->Size);
1443                 printf("\tCapacity=0x%016jx\n", (uintmax_t)datareg->Capacity);
1444                 printf("\tStartAddress=0x%016jx\n",
1445                     (uintmax_t)datareg->StartAddress);
1446                 break;
1447         case ACPI_NFIT_TYPE_FLUSH_ADDRESS:
1448                 fladdr = (ACPI_NFIT_FLUSH_ADDRESS *)nfit;
1449                 printf("\tDeviceHandle=%u\n", (u_int)fladdr->DeviceHandle);
1450                 printf("\tHintCount=%u\n", (u_int)fladdr->HintCount);
1451                 /* XXX fladdr->HintAddress[i] output is not supported */
1452                 break;
1453         }
1454 }
1455
1456 static void
1457 acpi_handle_nfit(ACPI_TABLE_HEADER *sdp)
1458 {
1459         ACPI_TABLE_NFIT *nfit;
1460
1461         printf(BEGIN_COMMENT);
1462         acpi_print_sdt(sdp);
1463         nfit = (ACPI_TABLE_NFIT *)sdp;
1464         acpi_walk_nfit(sdp, (nfit + 1), acpi_print_nfit);
1465         printf(END_COMMENT);
1466 }
1467
1468 static void
1469 acpi_print_sdt(ACPI_TABLE_HEADER *sdp)
1470 {
1471         printf("  ");
1472         acpi_print_string(sdp->Signature, ACPI_NAMESEG_SIZE);
1473         printf(": Length=%d, Revision=%d, Checksum=%d,\n",
1474                sdp->Length, sdp->Revision, sdp->Checksum);
1475         printf("\tOEMID=");
1476         acpi_print_string(sdp->OemId, ACPI_OEM_ID_SIZE);
1477         printf(", OEM Table ID=");
1478         acpi_print_string(sdp->OemTableId, ACPI_OEM_TABLE_ID_SIZE);
1479         printf(", OEM Revision=0x%x,\n", sdp->OemRevision);
1480         printf("\tCreator ID=");
1481         acpi_print_string(sdp->AslCompilerId, ACPI_NAMESEG_SIZE);
1482         printf(", Creator Revision=0x%x\n", sdp->AslCompilerRevision);
1483 }
1484
1485 static void
1486 acpi_print_rsdt(ACPI_TABLE_HEADER *rsdp)
1487 {
1488         ACPI_TABLE_RSDT *rsdt;
1489         ACPI_TABLE_XSDT *xsdt;
1490         int     i, entries;
1491
1492         rsdt = (ACPI_TABLE_RSDT *)rsdp;
1493         xsdt = (ACPI_TABLE_XSDT *)rsdp;
1494         printf(BEGIN_COMMENT);
1495         acpi_print_sdt(rsdp);
1496         entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size;
1497         printf("\tEntries={ ");
1498         for (i = 0; i < entries; i++) {
1499                 if (i > 0)
1500                         printf(", ");
1501                 if (addr_size == 4)
1502                         printf("0x%08x", le32toh(rsdt->TableOffsetEntry[i]));
1503                 else
1504                         printf("0x%016jx",
1505                             (uintmax_t)le64toh(xsdt->TableOffsetEntry[i]));
1506         }
1507         printf(" }\n");
1508         printf(END_COMMENT);
1509 }
1510
1511 static const char *acpi_pm_profiles[] = {
1512         "Unspecified", "Desktop", "Mobile", "Workstation",
1513         "Enterprise Server", "SOHO Server", "Appliance PC"
1514 };
1515
1516 static void
1517 acpi_print_fadt(ACPI_TABLE_HEADER *sdp)
1518 {
1519         ACPI_TABLE_FADT *fadt;
1520         const char *pm;
1521
1522         fadt = (ACPI_TABLE_FADT *)sdp;
1523         printf(BEGIN_COMMENT);
1524         acpi_print_sdt(sdp);
1525         printf(" \tFACS=0x%x, DSDT=0x%x\n", fadt->Facs,
1526                fadt->Dsdt);
1527         printf("\tINT_MODEL=%s\n", fadt->Model ? "APIC" : "PIC");
1528         if (fadt->PreferredProfile >= sizeof(acpi_pm_profiles) / sizeof(char *))
1529                 pm = "Reserved";
1530         else
1531                 pm = acpi_pm_profiles[fadt->PreferredProfile];
1532         printf("\tPreferred_PM_Profile=%s (%d)\n", pm, fadt->PreferredProfile);
1533         printf("\tSCI_INT=%d\n", fadt->SciInterrupt);
1534         printf("\tSMI_CMD=0x%x, ", fadt->SmiCommand);
1535         printf("ACPI_ENABLE=0x%x, ", fadt->AcpiEnable);
1536         printf("ACPI_DISABLE=0x%x, ", fadt->AcpiDisable);
1537         printf("S4BIOS_REQ=0x%x\n", fadt->S4BiosRequest);
1538         printf("\tPSTATE_CNT=0x%x\n", fadt->PstateControl);
1539         printf("\tPM1a_EVT_BLK=0x%x-0x%x\n",
1540                fadt->Pm1aEventBlock,
1541                fadt->Pm1aEventBlock + fadt->Pm1EventLength - 1);
1542         if (fadt->Pm1bEventBlock != 0)
1543                 printf("\tPM1b_EVT_BLK=0x%x-0x%x\n",
1544                        fadt->Pm1bEventBlock,
1545                        fadt->Pm1bEventBlock + fadt->Pm1EventLength - 1);
1546         printf("\tPM1a_CNT_BLK=0x%x-0x%x\n",
1547                fadt->Pm1aControlBlock,
1548                fadt->Pm1aControlBlock + fadt->Pm1ControlLength - 1);
1549         if (fadt->Pm1bControlBlock != 0)
1550                 printf("\tPM1b_CNT_BLK=0x%x-0x%x\n",
1551                        fadt->Pm1bControlBlock,
1552                        fadt->Pm1bControlBlock + fadt->Pm1ControlLength - 1);
1553         if (fadt->Pm2ControlBlock != 0)
1554                 printf("\tPM2_CNT_BLK=0x%x-0x%x\n",
1555                        fadt->Pm2ControlBlock,
1556                        fadt->Pm2ControlBlock + fadt->Pm2ControlLength - 1);
1557         printf("\tPM_TMR_BLK=0x%x-0x%x\n",
1558                fadt->PmTimerBlock,
1559                fadt->PmTimerBlock + fadt->PmTimerLength - 1);
1560         if (fadt->Gpe0Block != 0)
1561                 printf("\tGPE0_BLK=0x%x-0x%x\n",
1562                        fadt->Gpe0Block,
1563                        fadt->Gpe0Block + fadt->Gpe0BlockLength - 1);
1564         if (fadt->Gpe1Block != 0)
1565                 printf("\tGPE1_BLK=0x%x-0x%x, GPE1_BASE=%d\n",
1566                        fadt->Gpe1Block,
1567                        fadt->Gpe1Block + fadt->Gpe1BlockLength - 1,
1568                        fadt->Gpe1Base);
1569         if (fadt->CstControl != 0)
1570                 printf("\tCST_CNT=0x%x\n", fadt->CstControl);
1571         printf("\tP_LVL2_LAT=%d us, P_LVL3_LAT=%d us\n",
1572                fadt->C2Latency, fadt->C3Latency);
1573         printf("\tFLUSH_SIZE=%d, FLUSH_STRIDE=%d\n",
1574                fadt->FlushSize, fadt->FlushStride);
1575         printf("\tDUTY_OFFSET=%d, DUTY_WIDTH=%d\n",
1576                fadt->DutyOffset, fadt->DutyWidth);
1577         printf("\tDAY_ALRM=%d, MON_ALRM=%d, CENTURY=%d\n",
1578                fadt->DayAlarm, fadt->MonthAlarm, fadt->Century);
1579
1580 #define PRINTFLAG(var, flag)    printflag((var), ACPI_FADT_## flag, #flag)
1581
1582         printf("\tIAPC_BOOT_ARCH=");
1583         PRINTFLAG(fadt->BootFlags, LEGACY_DEVICES);
1584         PRINTFLAG(fadt->BootFlags, 8042);
1585         PRINTFLAG(fadt->BootFlags, NO_VGA);
1586         PRINTFLAG(fadt->BootFlags, NO_MSI);
1587         PRINTFLAG(fadt->BootFlags, NO_ASPM);
1588         PRINTFLAG(fadt->BootFlags, NO_CMOS_RTC);
1589         PRINTFLAG_END();
1590
1591         printf("\tFlags=");
1592         PRINTFLAG(fadt->Flags, WBINVD);
1593         PRINTFLAG(fadt->Flags, WBINVD_FLUSH);
1594         PRINTFLAG(fadt->Flags, C1_SUPPORTED);
1595         PRINTFLAG(fadt->Flags, C2_MP_SUPPORTED);
1596         PRINTFLAG(fadt->Flags, POWER_BUTTON);
1597         PRINTFLAG(fadt->Flags, SLEEP_BUTTON);
1598         PRINTFLAG(fadt->Flags, FIXED_RTC);
1599         PRINTFLAG(fadt->Flags, S4_RTC_WAKE);
1600         PRINTFLAG(fadt->Flags, 32BIT_TIMER);
1601         PRINTFLAG(fadt->Flags, DOCKING_SUPPORTED);
1602         PRINTFLAG(fadt->Flags, RESET_REGISTER);
1603         PRINTFLAG(fadt->Flags, SEALED_CASE);
1604         PRINTFLAG(fadt->Flags, HEADLESS);
1605         PRINTFLAG(fadt->Flags, SLEEP_TYPE);
1606         PRINTFLAG(fadt->Flags, PCI_EXPRESS_WAKE);
1607         PRINTFLAG(fadt->Flags, PLATFORM_CLOCK);
1608         PRINTFLAG(fadt->Flags, S4_RTC_VALID);
1609         PRINTFLAG(fadt->Flags, REMOTE_POWER_ON);
1610         PRINTFLAG(fadt->Flags, APIC_CLUSTER);
1611         PRINTFLAG(fadt->Flags, APIC_PHYSICAL);
1612         PRINTFLAG(fadt->Flags, HW_REDUCED);
1613         PRINTFLAG(fadt->Flags, LOW_POWER_S0);
1614         PRINTFLAG_END();
1615
1616 #undef PRINTFLAG
1617
1618         if (fadt->Flags & ACPI_FADT_RESET_REGISTER) {
1619                 printf("\tRESET_REG=");
1620                 acpi_print_gas(&fadt->ResetRegister);
1621                 printf(", RESET_VALUE=%#x\n", fadt->ResetValue);
1622         }
1623         if (acpi_get_fadt_revision(fadt) > 1) {
1624                 printf("\tX_FACS=0x%016jx, ", (uintmax_t)fadt->XFacs);
1625                 printf("X_DSDT=0x%016jx\n", (uintmax_t)fadt->XDsdt);
1626                 printf("\tX_PM1a_EVT_BLK=");
1627                 acpi_print_gas(&fadt->XPm1aEventBlock);
1628                 if (fadt->XPm1bEventBlock.Address != 0) {
1629                         printf("\n\tX_PM1b_EVT_BLK=");
1630                         acpi_print_gas(&fadt->XPm1bEventBlock);
1631                 }
1632                 printf("\n\tX_PM1a_CNT_BLK=");
1633                 acpi_print_gas(&fadt->XPm1aControlBlock);
1634                 if (fadt->XPm1bControlBlock.Address != 0) {
1635                         printf("\n\tX_PM1b_CNT_BLK=");
1636                         acpi_print_gas(&fadt->XPm1bControlBlock);
1637                 }
1638                 if (fadt->XPm2ControlBlock.Address != 0) {
1639                         printf("\n\tX_PM2_CNT_BLK=");
1640                         acpi_print_gas(&fadt->XPm2ControlBlock);
1641                 }
1642                 printf("\n\tX_PM_TMR_BLK=");
1643                 acpi_print_gas(&fadt->XPmTimerBlock);
1644                 if (fadt->XGpe0Block.Address != 0) {
1645                         printf("\n\tX_GPE0_BLK=");
1646                         acpi_print_gas(&fadt->XGpe0Block);
1647                 }
1648                 if (fadt->XGpe1Block.Address != 0) {
1649                         printf("\n\tX_GPE1_BLK=");
1650                         acpi_print_gas(&fadt->XGpe1Block);
1651                 }
1652                 printf("\n");
1653         }
1654
1655         printf(END_COMMENT);
1656 }
1657
1658 static void
1659 acpi_print_facs(ACPI_TABLE_FACS *facs)
1660 {
1661         printf(BEGIN_COMMENT);
1662         printf("  FACS:\tLength=%u, ", facs->Length);
1663         printf("HwSig=0x%08x, ", facs->HardwareSignature);
1664         printf("Firm_Wake_Vec=0x%08x\n", facs->FirmwareWakingVector);
1665
1666         printf("\tGlobal_Lock=");
1667         if (facs->GlobalLock != 0) {
1668                 if (facs->GlobalLock & ACPI_GLOCK_PENDING)
1669                         printf("PENDING,");
1670                 if (facs->GlobalLock & ACPI_GLOCK_OWNED)
1671                         printf("OWNED");
1672         }
1673         printf("\n");
1674
1675         printf("\tFlags=");
1676         if (facs->Flags & ACPI_FACS_S4_BIOS_PRESENT)
1677                 printf("S4BIOS");
1678         printf("\n");
1679
1680         if (facs->XFirmwareWakingVector != 0)
1681                 printf("\tX_Firm_Wake_Vec=%016jx\n",
1682                     (uintmax_t)facs->XFirmwareWakingVector);
1683         printf("\tVersion=%u\n", facs->Version);
1684
1685         printf(END_COMMENT);
1686 }
1687
1688 static void
1689 acpi_print_dsdt(ACPI_TABLE_HEADER *dsdp)
1690 {
1691         printf(BEGIN_COMMENT);
1692         acpi_print_sdt(dsdp);
1693         printf(END_COMMENT);
1694 }
1695
1696 int
1697 acpi_checksum(void *p, size_t length)
1698 {
1699         uint8_t *bp;
1700         uint8_t sum;
1701
1702         bp = p;
1703         sum = 0;
1704         while (length--)
1705                 sum += *bp++;
1706
1707         return (sum);
1708 }
1709
1710 static ACPI_TABLE_HEADER *
1711 acpi_map_sdt(vm_offset_t pa)
1712 {
1713         ACPI_TABLE_HEADER *sp;
1714
1715         sp = acpi_map_physical(pa, sizeof(ACPI_TABLE_HEADER));
1716         sp = acpi_map_physical(pa, sp->Length);
1717         return (sp);
1718 }
1719
1720 static void
1721 acpi_print_rsd_ptr(ACPI_TABLE_RSDP *rp)
1722 {
1723         printf(BEGIN_COMMENT);
1724         printf("  RSD PTR: OEM=");
1725         acpi_print_string(rp->OemId, ACPI_OEM_ID_SIZE);
1726         printf(", ACPI_Rev=%s (%d)\n", rp->Revision < 2 ? "1.0x" : "2.0x",
1727                rp->Revision);
1728         if (rp->Revision < 2) {
1729                 printf("\tRSDT=0x%08x, cksum=%u\n", rp->RsdtPhysicalAddress,
1730                     rp->Checksum);
1731         } else {
1732                 printf("\tXSDT=0x%016jx, length=%u, cksum=%u\n",
1733                     (uintmax_t)rp->XsdtPhysicalAddress, rp->Length,
1734                     rp->ExtendedChecksum);
1735         }
1736         printf(END_COMMENT);
1737 }
1738
1739 static void
1740 acpi_handle_rsdt(ACPI_TABLE_HEADER *rsdp)
1741 {
1742         ACPI_TABLE_HEADER *sdp;
1743         ACPI_TABLE_RSDT *rsdt;
1744         ACPI_TABLE_XSDT *xsdt;
1745         vm_offset_t addr;
1746         int entries, i;
1747
1748         acpi_print_rsdt(rsdp);
1749         rsdt = (ACPI_TABLE_RSDT *)rsdp;
1750         xsdt = (ACPI_TABLE_XSDT *)rsdp;
1751         entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size;
1752         for (i = 0; i < entries; i++) {
1753                 if (addr_size == 4)
1754                         addr = le32toh(rsdt->TableOffsetEntry[i]);
1755                 else
1756                         addr = le64toh(xsdt->TableOffsetEntry[i]);
1757                 if (addr == 0)
1758                         continue;
1759                 sdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(addr);
1760                 if (acpi_checksum(sdp, sdp->Length)) {
1761                         warnx("RSDT entry %d (sig %.4s) is corrupt", i,
1762                             sdp->Signature);
1763                         continue;
1764                 }
1765                 if (!memcmp(sdp->Signature, ACPI_SIG_FADT, 4))
1766                         acpi_handle_fadt(sdp);
1767                 else if (!memcmp(sdp->Signature, ACPI_SIG_MADT, 4))
1768                         acpi_handle_madt(sdp);
1769                 else if (!memcmp(sdp->Signature, ACPI_SIG_HPET, 4))
1770                         acpi_handle_hpet(sdp);
1771                 else if (!memcmp(sdp->Signature, ACPI_SIG_ECDT, 4))
1772                         acpi_handle_ecdt(sdp);
1773                 else if (!memcmp(sdp->Signature, ACPI_SIG_MCFG, 4))
1774                         acpi_handle_mcfg(sdp);
1775                 else if (!memcmp(sdp->Signature, ACPI_SIG_SLIT, 4))
1776                         acpi_handle_slit(sdp);
1777                 else if (!memcmp(sdp->Signature, ACPI_SIG_SRAT, 4))
1778                         acpi_handle_srat(sdp);
1779                 else if (!memcmp(sdp->Signature, ACPI_SIG_TCPA, 4))
1780                         acpi_handle_tcpa(sdp);
1781                 else if (!memcmp(sdp->Signature, ACPI_SIG_DMAR, 4))
1782                         acpi_handle_dmar(sdp);
1783                 else if (!memcmp(sdp->Signature, ACPI_SIG_NFIT, 4))
1784                         acpi_handle_nfit(sdp);
1785                 else if (!memcmp(sdp->Signature, ACPI_SIG_WDDT, 4))
1786                         acpi_handle_wddt(sdp);
1787                 else if (!memcmp(sdp->Signature, ACPI_SIG_LPIT, 4))
1788                         acpi_handle_lpit(sdp);
1789                 else if (!memcmp(sdp->Signature, ACPI_SIG_TPM2, 4))
1790                         acpi_handle_tpm2(sdp);
1791                 else {
1792                         printf(BEGIN_COMMENT);
1793                         acpi_print_sdt(sdp);
1794                         printf(END_COMMENT);
1795                 }
1796         }
1797 }
1798
1799 ACPI_TABLE_HEADER *
1800 sdt_load_devmem(void)
1801 {
1802         ACPI_TABLE_RSDP *rp;
1803         ACPI_TABLE_HEADER *rsdp;
1804
1805         rp = acpi_find_rsd_ptr();
1806         if (!rp)
1807                 errx(1, "Can't find ACPI information");
1808
1809         if (tflag)
1810                 acpi_print_rsd_ptr(rp);
1811         if (rp->Revision < 2) {
1812                 rsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(rp->RsdtPhysicalAddress);
1813                 if (memcmp(rsdp->Signature, "RSDT", 4) != 0 ||
1814                     acpi_checksum(rsdp, rsdp->Length) != 0)
1815                         errx(1, "RSDT is corrupted");
1816                 addr_size = sizeof(uint32_t);
1817         } else {
1818                 rsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(rp->XsdtPhysicalAddress);
1819                 if (memcmp(rsdp->Signature, "XSDT", 4) != 0 ||
1820                     acpi_checksum(rsdp, rsdp->Length) != 0)
1821                         errx(1, "XSDT is corrupted");
1822                 addr_size = sizeof(uint64_t);
1823         }
1824         return (rsdp);
1825 }
1826
1827 /* Write the DSDT to a file, concatenating any SSDTs (if present). */
1828 static int
1829 write_dsdt(int fd, ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdt)
1830 {
1831         ACPI_TABLE_HEADER sdt;
1832         ACPI_TABLE_HEADER *ssdt;
1833         uint8_t sum;
1834
1835         /* Create a new checksum to account for the DSDT and any SSDTs. */
1836         sdt = *dsdt;
1837         if (rsdt != NULL) {
1838                 sdt.Checksum = 0;
1839                 sum = acpi_checksum(dsdt + 1, dsdt->Length -
1840                     sizeof(ACPI_TABLE_HEADER));
1841                 ssdt = sdt_from_rsdt(rsdt, ACPI_SIG_SSDT, NULL);
1842                 while (ssdt != NULL) {
1843                         sdt.Length += ssdt->Length - sizeof(ACPI_TABLE_HEADER);
1844                         sum += acpi_checksum(ssdt + 1,
1845                             ssdt->Length - sizeof(ACPI_TABLE_HEADER));
1846                         ssdt = sdt_from_rsdt(rsdt, ACPI_SIG_SSDT, ssdt);
1847                 }
1848                 sum += acpi_checksum(&sdt, sizeof(ACPI_TABLE_HEADER));
1849                 sdt.Checksum -= sum;
1850         }
1851
1852         /* Write out the DSDT header and body. */
1853         write(fd, &sdt, sizeof(ACPI_TABLE_HEADER));
1854         write(fd, dsdt + 1, dsdt->Length - sizeof(ACPI_TABLE_HEADER));
1855
1856         /* Write out any SSDTs (if present.) */
1857         if (rsdt != NULL) {
1858                 ssdt = sdt_from_rsdt(rsdt, "SSDT", NULL);
1859                 while (ssdt != NULL) {
1860                         write(fd, ssdt + 1, ssdt->Length -
1861                             sizeof(ACPI_TABLE_HEADER));
1862                         ssdt = sdt_from_rsdt(rsdt, "SSDT", ssdt);
1863                 }
1864         }
1865         return (0);
1866 }
1867
1868 void
1869 dsdt_save_file(char *outfile, ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdp)
1870 {
1871         int     fd;
1872         mode_t  mode;
1873
1874         assert(outfile != NULL);
1875         mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;
1876         fd = open(outfile, O_WRONLY | O_CREAT | O_TRUNC, mode);
1877         if (fd == -1) {
1878                 perror("dsdt_save_file");
1879                 return;
1880         }
1881         write_dsdt(fd, rsdt, dsdp);
1882         close(fd);
1883 }
1884
1885 void
1886 aml_disassemble(ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdp)
1887 {
1888         char buf[PATH_MAX], tmpstr[PATH_MAX], wrkdir[PATH_MAX];
1889         const char *iname = "/acpdump.din";
1890         const char *oname = "/acpdump.dsl";
1891         const char *tmpdir;
1892         FILE *fp;
1893         size_t len;
1894         int fd, status;
1895         pid_t pid;
1896
1897         tmpdir = getenv("TMPDIR");
1898         if (tmpdir == NULL)
1899                 tmpdir = _PATH_TMP;
1900         if (realpath(tmpdir, buf) == NULL) {
1901                 perror("realpath tmp dir");
1902                 return;
1903         }
1904         len = sizeof(wrkdir) - strlen(iname);
1905         if ((size_t)snprintf(wrkdir, len, "%s/acpidump.XXXXXX", buf) > len-1 ) {
1906                 fprintf(stderr, "$TMPDIR too long\n");
1907                 return;
1908         }
1909         if  (mkdtemp(wrkdir) == NULL) {
1910                 perror("mkdtemp tmp working dir");
1911                 return;
1912         }
1913         len = (size_t)snprintf(tmpstr, sizeof(tmpstr), "%s%s", wrkdir, iname);
1914         assert(len <= sizeof(tmpstr) - 1);
1915         fd = open(tmpstr, O_CREAT | O_WRONLY, S_IRUSR | S_IWUSR);
1916         if (fd < 0) {
1917                 perror("iasl tmp file");
1918                 return;
1919         }
1920         write_dsdt(fd, rsdt, dsdp);
1921         close(fd);
1922
1923         /* Run iasl -d on the temp file */
1924         if ((pid = fork()) == 0) {
1925                 close(STDOUT_FILENO);
1926                 if (vflag == 0)
1927                         close(STDERR_FILENO);
1928                 execl("/usr/sbin/iasl", "iasl", "-d", tmpstr, NULL);
1929                 err(1, "exec");
1930         }
1931         if (pid > 0)
1932                 wait(&status);
1933         if (unlink(tmpstr) < 0) {
1934                 perror("unlink");
1935                 goto out;
1936         }
1937         if (pid < 0) {
1938                 perror("fork");
1939                 goto out;
1940         }
1941         if (status != 0) {
1942                 fprintf(stderr, "iast exit status = %d\n", status);
1943         }
1944
1945         /* Dump iasl's output to stdout */
1946         len = (size_t)snprintf(tmpstr, sizeof(tmpstr), "%s%s", wrkdir, oname);
1947         assert(len <= sizeof(tmpstr) - 1);
1948         fp = fopen(tmpstr, "r");
1949         if (unlink(tmpstr) < 0) {
1950                 perror("unlink");
1951                 goto out;
1952         }
1953         if (fp == NULL) {
1954                 perror("iasl tmp file (read)");
1955                 goto out;
1956         }
1957         while ((len = fread(buf, 1, sizeof(buf), fp)) > 0)
1958                 fwrite(buf, 1, len, stdout);
1959         fclose(fp);
1960
1961     out:
1962         if (rmdir(wrkdir) < 0)
1963                 perror("rmdir");
1964 }
1965
1966 void
1967 sdt_print_all(ACPI_TABLE_HEADER *rsdp)
1968 {
1969         acpi_handle_rsdt(rsdp);
1970 }
1971
1972 /* Fetch a table matching the given signature via the RSDT. */
1973 ACPI_TABLE_HEADER *
1974 sdt_from_rsdt(ACPI_TABLE_HEADER *rsdp, const char *sig, ACPI_TABLE_HEADER *last)
1975 {
1976         ACPI_TABLE_HEADER *sdt;
1977         ACPI_TABLE_RSDT *rsdt;
1978         ACPI_TABLE_XSDT *xsdt;
1979         vm_offset_t addr;
1980         int entries, i;
1981
1982         rsdt = (ACPI_TABLE_RSDT *)rsdp;
1983         xsdt = (ACPI_TABLE_XSDT *)rsdp;
1984         entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size;
1985         for (i = 0; i < entries; i++) {
1986                 if (addr_size == 4)
1987                         addr = le32toh(rsdt->TableOffsetEntry[i]);
1988                 else
1989                         addr = le64toh(xsdt->TableOffsetEntry[i]);
1990                 if (addr == 0)
1991                         continue;
1992                 sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(addr);
1993                 if (last != NULL) {
1994                         if (sdt == last)
1995                                 last = NULL;
1996                         continue;
1997                 }
1998                 if (memcmp(sdt->Signature, sig, strlen(sig)))
1999                         continue;
2000                 if (acpi_checksum(sdt, sdt->Length))
2001                         errx(1, "RSDT entry %d is corrupt", i);
2002                 return (sdt);
2003         }
2004
2005         return (NULL);
2006 }
2007
2008 ACPI_TABLE_HEADER *
2009 dsdt_from_fadt(ACPI_TABLE_FADT *fadt)
2010 {
2011         ACPI_TABLE_HEADER       *sdt;
2012
2013         /* Use the DSDT address if it is version 1, otherwise use XDSDT. */
2014         if (acpi_get_fadt_revision(fadt) == 1)
2015                 sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->Dsdt);
2016         else
2017                 sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->XDsdt);
2018         if (acpi_checksum(sdt, sdt->Length))
2019                 errx(1, "DSDT is corrupt\n");
2020         return (sdt);
2021 }