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