xref: /freebsd/usr.sbin/acpi/acpidump/acpi.c (revision 6d789b6126afe1c23b65eef2c5cf4c6bd258c26f)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 1998 Doug Rabson
5  * Copyright (c) 2000 Mitsuru IWASAKI <iwasaki@FreeBSD.org>
6  * Copyright (c) 2020 Alexander Motin <mav@FreeBSD.org>
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  */
30 
31 #include <sys/param.h>
32 #include <sys/endian.h>
33 #include <sys/stat.h>
34 #include <sys/wait.h>
35 #include <assert.h>
36 #include <err.h>
37 #include <fcntl.h>
38 #include <paths.h>
39 #include <stdbool.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 printfield(uint64_t var, int lbit, int hbit, const char *name)
162 {
163 	uint64_t mask;
164 	int len;
165 
166 	len = hbit - lbit + 1;
167 	mask = ((1 << (len + 1)) - 1) << lbit;
168 	printf("%c%s=%#jx", pf_sep, name, (uintmax_t)((var & mask) >> lbit));
169 	pf_sep = ',';
170 }
171 
172 static void
173 acpi_print_string(char *s, size_t length)
174 {
175 	int	c;
176 
177 	/* Trim trailing spaces and NULLs */
178 	while (length > 0 && (s[length - 1] == ' ' || s[length - 1] == '\0'))
179 		length--;
180 
181 	while (length--) {
182 		c = *s++;
183 		putchar(c);
184 	}
185 }
186 
187 static void
188 acpi_print_gas(ACPI_GENERIC_ADDRESS *gas)
189 {
190 	switch(gas->SpaceId) {
191 	case ACPI_GAS_MEMORY:
192 		printf("0x%016jx:%u[%u] (Memory)", (uintmax_t)gas->Address,
193 		    gas->BitOffset, gas->BitWidth);
194 		break;
195 	case ACPI_GAS_IO:
196 		printf("0x%02jx:%u[%u] (IO)", (uintmax_t)gas->Address,
197 		    gas->BitOffset, gas->BitWidth);
198 		break;
199 	case ACPI_GAS_PCI:
200 		printf("%x:%x+0x%x:%u[%u] (PCI)", (uint16_t)(gas->Address >> 32),
201 		       (uint16_t)((gas->Address >> 16) & 0xffff),
202 		       (uint16_t)gas->Address, gas->BitOffset, gas->BitWidth);
203 		break;
204 	/* XXX How to handle these below? */
205 	case ACPI_GAS_EMBEDDED:
206 		printf("0x%x:%u[%u] (EC)", (uint16_t)gas->Address,
207 		       gas->BitOffset, gas->BitWidth);
208 		break;
209 	case ACPI_GAS_SMBUS:
210 		printf("0x%x:%u[%u] (SMBus)", (uint16_t)gas->Address,
211 		       gas->BitOffset, gas->BitWidth);
212 		break;
213 	case ACPI_GAS_CMOS:
214 	case ACPI_GAS_PCIBAR:
215 	case ACPI_GAS_DATATABLE:
216 	case ACPI_GAS_FIXED:
217 	default:
218 		printf("0x%016jx (?)", (uintmax_t)gas->Address);
219 		break;
220 	}
221 }
222 
223 /* The FADT revision indicates whether we use the DSDT or X_DSDT addresses. */
224 static int
225 acpi_get_fadt_revision(ACPI_TABLE_FADT *fadt __unused)
226 {
227 	int fadt_revision;
228 
229 	/* Set the FADT revision separately from the RSDP version. */
230 	if (addr_size == 8) {
231 		fadt_revision = 2;
232 
233 #if defined(__i386__)
234 		/*
235 		 * A few systems (e.g., IBM T23) have an RSDP that claims
236 		 * revision 2 but the 64 bit addresses are invalid.  If
237 		 * revision 2 and the 32 bit address is non-zero but the
238 		 * 32 and 64 bit versions don't match, prefer the 32 bit
239 		 * version for all subsequent tables.
240 		 *
241 		 * The only known ACPI systems this affects are early
242 		 * implementations on 32-bit x86. Because of this limit the
243 		 * workaround to i386.
244 		 */
245 		if (fadt->Facs != 0 &&
246 		    (fadt->XFacs & 0xffffffff) != fadt->Facs)
247 			fadt_revision = 1;
248 #endif
249 	} else
250 		fadt_revision = 1;
251 	return (fadt_revision);
252 }
253 
254 static void
255 acpi_handle_fadt(ACPI_TABLE_HEADER *sdp)
256 {
257 	ACPI_TABLE_HEADER *dsdp;
258 	ACPI_TABLE_FACS	*facs;
259 	ACPI_TABLE_FADT *fadt;
260 	vm_offset_t	addr;
261 	int		fadt_revision;
262 
263 	fadt = (ACPI_TABLE_FADT *)sdp;
264 	acpi_print_fadt(sdp);
265 
266 	fadt_revision = acpi_get_fadt_revision(fadt);
267 	if (fadt_revision == 1)
268 		addr = fadt->Facs;
269 	else
270 		addr = fadt->XFacs;
271 	if (addr != 0) {
272 		facs = (ACPI_TABLE_FACS *)acpi_map_sdt(addr);
273 
274 		if (memcmp(facs->Signature, ACPI_SIG_FACS, 4) != 0 ||
275 		    facs->Length < 64)
276 			errx(1, "FACS is corrupt");
277 		acpi_print_facs(facs);
278 	}
279 
280 	if (fadt_revision == 1)
281 		dsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->Dsdt);
282 	else
283 		dsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->XDsdt);
284 	if (acpi_checksum(dsdp, dsdp->Length))
285 		errx(1, "DSDT is corrupt");
286 	acpi_print_dsdt(dsdp);
287 }
288 
289 static void
290 acpi_walk_subtables(ACPI_TABLE_HEADER *table, void *first,
291     void (*action)(ACPI_SUBTABLE_HEADER *))
292 {
293 	ACPI_SUBTABLE_HEADER *subtable;
294 	char *end;
295 
296 	subtable = first;
297 	end = (char *)table + table->Length;
298 	while ((char *)subtable < end) {
299 		printf("\n");
300 		if (subtable->Length < sizeof(ACPI_SUBTABLE_HEADER)) {
301 			warnx("invalid subtable length %u", subtable->Length);
302 			return;
303 		}
304 		action(subtable);
305 		subtable = (ACPI_SUBTABLE_HEADER *)((char *)subtable +
306 		    subtable->Length);
307 	}
308 }
309 
310 static void
311 acpi_walk_nfit(ACPI_TABLE_HEADER *table, void *first,
312     void (*action)(ACPI_NFIT_HEADER *))
313 {
314 	ACPI_NFIT_HEADER *subtable;
315 	char *end;
316 
317 	subtable = first;
318 	end = (char *)table + table->Length;
319 	while ((char *)subtable < end) {
320 		printf("\n");
321 		if (subtable->Length < sizeof(ACPI_NFIT_HEADER)) {
322 			warnx("invalid subtable length %u", subtable->Length);
323 			return;
324 		}
325 		action(subtable);
326 		subtable = (ACPI_NFIT_HEADER *)((char *)subtable +
327 		    subtable->Length);
328 	}
329 }
330 
331 static void
332 acpi_print_cpu(u_char cpu_id)
333 {
334 
335 	printf("\tACPI CPU=");
336 	if (cpu_id == 0xff)
337 		printf("ALL\n");
338 	else
339 		printf("%d\n", (u_int)cpu_id);
340 }
341 
342 static void
343 acpi_print_cpu_uid(uint32_t uid, char *uid_string)
344 {
345 
346 	printf("\tUID=%d", uid);
347 	if (uid_string != NULL)
348 		printf(" (%s)", uid_string);
349 	printf("\n");
350 }
351 
352 static void
353 acpi_print_local_apic(uint32_t apic_id, uint32_t flags)
354 {
355 
356 	printf("\tFlags={");
357 	if (flags & ACPI_MADT_ENABLED)
358 		printf("ENABLED");
359 	else
360 		printf("DISABLED");
361 	printf("}\n");
362 	printf("\tAPIC ID=%d\n", apic_id);
363 }
364 
365 static void
366 acpi_print_io_apic(uint32_t apic_id, uint32_t int_base, uint64_t apic_addr)
367 {
368 
369 	printf("\tAPIC ID=%d\n", apic_id);
370 	printf("\tINT BASE=%d\n", int_base);
371 	printf("\tADDR=0x%016jx\n", (uintmax_t)apic_addr);
372 }
373 
374 static void
375 acpi_print_mps_flags(uint16_t flags)
376 {
377 
378 	printf("\tFlags={Polarity=");
379 	switch (flags & ACPI_MADT_POLARITY_MASK) {
380 	case ACPI_MADT_POLARITY_CONFORMS:
381 		printf("conforming");
382 		break;
383 	case ACPI_MADT_POLARITY_ACTIVE_HIGH:
384 		printf("active-hi");
385 		break;
386 	case ACPI_MADT_POLARITY_ACTIVE_LOW:
387 		printf("active-lo");
388 		break;
389 	default:
390 		printf("0x%x", flags & ACPI_MADT_POLARITY_MASK);
391 		break;
392 	}
393 	printf(", Trigger=");
394 	switch (flags & ACPI_MADT_TRIGGER_MASK) {
395 	case ACPI_MADT_TRIGGER_CONFORMS:
396 		printf("conforming");
397 		break;
398 	case ACPI_MADT_TRIGGER_EDGE:
399 		printf("edge");
400 		break;
401 	case ACPI_MADT_TRIGGER_LEVEL:
402 		printf("level");
403 		break;
404 	default:
405 		printf("0x%x", (flags & ACPI_MADT_TRIGGER_MASK) >> 2);
406 	}
407 	printf("}\n");
408 }
409 
410 static void
411 acpi_print_gicc_flags(uint32_t flags)
412 {
413 
414 	printf("\tFlags={Performance intr=");
415 	if (flags & ACPI_MADT_PERFORMANCE_IRQ_MODE)
416 		printf("edge");
417 	else
418 		printf("level");
419 	printf(", VGIC intr=");
420 	if (flags & ACPI_MADT_VGIC_IRQ_MODE)
421 		printf("edge");
422 	else
423 		printf("level");
424 	printf("}\n");
425 }
426 
427 static void
428 acpi_print_intr(uint32_t intr, uint16_t mps_flags)
429 {
430 
431 	printf("\tINTR=%d\n", intr);
432 	acpi_print_mps_flags(mps_flags);
433 }
434 
435 static void
436 acpi_print_local_nmi(u_int lint, uint16_t mps_flags)
437 {
438 
439 	printf("\tLINT Pin=%d\n", lint);
440 	acpi_print_mps_flags(mps_flags);
441 }
442 
443 static const char *apic_types[] = {
444     [ACPI_MADT_TYPE_LOCAL_APIC] = "Local APIC",
445     [ACPI_MADT_TYPE_IO_APIC] = "IO APIC",
446     [ACPI_MADT_TYPE_INTERRUPT_OVERRIDE] = "INT Override",
447     [ACPI_MADT_TYPE_NMI_SOURCE] = "NMI",
448     [ACPI_MADT_TYPE_LOCAL_APIC_NMI] = "Local APIC NMI",
449     [ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE] = "Local APIC Override",
450     [ACPI_MADT_TYPE_IO_SAPIC] = "IO SAPIC",
451     [ACPI_MADT_TYPE_LOCAL_SAPIC] = "Local SAPIC",
452     [ACPI_MADT_TYPE_INTERRUPT_SOURCE] = "Platform Interrupt",
453     [ACPI_MADT_TYPE_LOCAL_X2APIC] = "Local X2APIC",
454     [ACPI_MADT_TYPE_LOCAL_X2APIC_NMI] = "Local X2APIC NMI",
455     [ACPI_MADT_TYPE_GENERIC_INTERRUPT] = "GIC CPU Interface Structure",
456     [ACPI_MADT_TYPE_GENERIC_DISTRIBUTOR] = "GIC Distributor Structure",
457     [ACPI_MADT_TYPE_GENERIC_MSI_FRAME] = "GICv2m MSI Frame",
458     [ACPI_MADT_TYPE_GENERIC_REDISTRIBUTOR] = "GIC Redistributor Structure",
459     [ACPI_MADT_TYPE_GENERIC_TRANSLATOR] = "GIC ITS Structure"
460 };
461 
462 static const char *platform_int_types[] = { "0 (unknown)", "PMI", "INIT",
463 					    "Corrected Platform Error" };
464 
465 static void
466 acpi_print_madt(ACPI_SUBTABLE_HEADER *mp)
467 {
468 	ACPI_MADT_LOCAL_APIC *lapic;
469 	ACPI_MADT_IO_APIC *ioapic;
470 	ACPI_MADT_INTERRUPT_OVERRIDE *over;
471 	ACPI_MADT_NMI_SOURCE *nmi;
472 	ACPI_MADT_LOCAL_APIC_NMI *lapic_nmi;
473 	ACPI_MADT_LOCAL_APIC_OVERRIDE *lapic_over;
474 	ACPI_MADT_IO_SAPIC *iosapic;
475 	ACPI_MADT_LOCAL_SAPIC *lsapic;
476 	ACPI_MADT_INTERRUPT_SOURCE *isrc;
477 	ACPI_MADT_LOCAL_X2APIC *x2apic;
478 	ACPI_MADT_LOCAL_X2APIC_NMI *x2apic_nmi;
479 	ACPI_MADT_GENERIC_INTERRUPT *gicc;
480 	ACPI_MADT_GENERIC_DISTRIBUTOR *gicd;
481 	ACPI_MADT_GENERIC_REDISTRIBUTOR *gicr;
482 	ACPI_MADT_GENERIC_TRANSLATOR *gict;
483 
484 	if (mp->Type < nitems(apic_types))
485 		printf("\tType=%s\n", apic_types[mp->Type]);
486 	else
487 		printf("\tType=%d (unknown)\n", mp->Type);
488 	switch (mp->Type) {
489 	case ACPI_MADT_TYPE_LOCAL_APIC:
490 		lapic = (ACPI_MADT_LOCAL_APIC *)mp;
491 		acpi_print_cpu(lapic->ProcessorId);
492 		acpi_print_local_apic(lapic->Id, lapic->LapicFlags);
493 		break;
494 	case ACPI_MADT_TYPE_IO_APIC:
495 		ioapic = (ACPI_MADT_IO_APIC *)mp;
496 		acpi_print_io_apic(ioapic->Id, ioapic->GlobalIrqBase,
497 		    ioapic->Address);
498 		break;
499 	case ACPI_MADT_TYPE_INTERRUPT_OVERRIDE:
500 		over = (ACPI_MADT_INTERRUPT_OVERRIDE *)mp;
501 		printf("\tBUS=%d\n", (u_int)over->Bus);
502 		printf("\tIRQ=%d\n", (u_int)over->SourceIrq);
503 		acpi_print_intr(over->GlobalIrq, over->IntiFlags);
504 		break;
505 	case ACPI_MADT_TYPE_NMI_SOURCE:
506 		nmi = (ACPI_MADT_NMI_SOURCE *)mp;
507 		acpi_print_intr(nmi->GlobalIrq, nmi->IntiFlags);
508 		break;
509 	case ACPI_MADT_TYPE_LOCAL_APIC_NMI:
510 		lapic_nmi = (ACPI_MADT_LOCAL_APIC_NMI *)mp;
511 		acpi_print_cpu(lapic_nmi->ProcessorId);
512 		acpi_print_local_nmi(lapic_nmi->Lint, lapic_nmi->IntiFlags);
513 		break;
514 	case ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE:
515 		lapic_over = (ACPI_MADT_LOCAL_APIC_OVERRIDE *)mp;
516 		printf("\tLocal APIC ADDR=0x%016jx\n",
517 		    (uintmax_t)lapic_over->Address);
518 		break;
519 	case ACPI_MADT_TYPE_IO_SAPIC:
520 		iosapic = (ACPI_MADT_IO_SAPIC *)mp;
521 		acpi_print_io_apic(iosapic->Id, iosapic->GlobalIrqBase,
522 		    iosapic->Address);
523 		break;
524 	case ACPI_MADT_TYPE_LOCAL_SAPIC:
525 		lsapic = (ACPI_MADT_LOCAL_SAPIC *)mp;
526 		acpi_print_cpu(lsapic->ProcessorId);
527 		acpi_print_local_apic(lsapic->Id, lsapic->LapicFlags);
528 		printf("\tAPIC EID=%d\n", (u_int)lsapic->Eid);
529 		if (mp->Length > __offsetof(ACPI_MADT_LOCAL_SAPIC, Uid))
530 			acpi_print_cpu_uid(lsapic->Uid, lsapic->UidString);
531 		break;
532 	case ACPI_MADT_TYPE_INTERRUPT_SOURCE:
533 		isrc = (ACPI_MADT_INTERRUPT_SOURCE *)mp;
534 		if (isrc->Type < nitems(platform_int_types))
535 			printf("\tType=%s\n", platform_int_types[isrc->Type]);
536 		else
537 			printf("\tType=%d (unknown)\n", isrc->Type);
538 		printf("\tAPIC ID=%d\n", (u_int)isrc->Id);
539 		printf("\tAPIC EID=%d\n", (u_int)isrc->Eid);
540 		printf("\tSAPIC Vector=%d\n", (u_int)isrc->IoSapicVector);
541 		acpi_print_intr(isrc->GlobalIrq, isrc->IntiFlags);
542 		break;
543 	case ACPI_MADT_TYPE_LOCAL_X2APIC:
544 		x2apic = (ACPI_MADT_LOCAL_X2APIC *)mp;
545 		acpi_print_cpu_uid(x2apic->Uid, NULL);
546 		acpi_print_local_apic(x2apic->LocalApicId, x2apic->LapicFlags);
547 		break;
548 	case ACPI_MADT_TYPE_LOCAL_X2APIC_NMI:
549 		x2apic_nmi = (ACPI_MADT_LOCAL_X2APIC_NMI *)mp;
550 		acpi_print_cpu_uid(x2apic_nmi->Uid, NULL);
551 		acpi_print_local_nmi(x2apic_nmi->Lint, x2apic_nmi->IntiFlags);
552 		break;
553 	case ACPI_MADT_TYPE_GENERIC_INTERRUPT:
554 		gicc = (ACPI_MADT_GENERIC_INTERRUPT *)mp;
555 		acpi_print_cpu_uid(gicc->Uid, NULL);
556 		printf("\tCPU INTERFACE=%x\n", gicc->CpuInterfaceNumber);
557 		acpi_print_gicc_flags(gicc->Flags);
558 		printf("\tParking Protocol Version=%x\n", gicc->ParkingVersion);
559 		printf("\tPERF INTR=%d\n", gicc->PerformanceInterrupt);
560 		printf("\tParked ADDR=%016jx\n",
561 		    (uintmax_t)gicc->ParkedAddress);
562 		printf("\tBase ADDR=%016jx\n", (uintmax_t)gicc->BaseAddress);
563 		printf("\tGICV=%016jx\n", (uintmax_t)gicc->GicvBaseAddress);
564 		printf("\tGICH=%016jx\n", (uintmax_t)gicc->GichBaseAddress);
565 		printf("\tVGIC INTR=%d\n", gicc->VgicInterrupt);
566 		printf("\tGICR ADDR=%016jx\n",
567 		    (uintmax_t)gicc->GicrBaseAddress);
568 		printf("\tMPIDR=%jx\n", (uintmax_t)gicc->ArmMpidr);
569 		printf("\tEfficiency Class=%d\n", (u_int)gicc->EfficiencyClass);
570 		printf("\tSPE INTR=%d\n", gicc->SpeInterrupt);
571 		break;
572 	case ACPI_MADT_TYPE_GENERIC_DISTRIBUTOR:
573 		gicd = (ACPI_MADT_GENERIC_DISTRIBUTOR *)mp;
574 		printf("\tGIC ID=%d\n", (u_int)gicd->GicId);
575 		printf("\tBase ADDR=%016jx\n", (uintmax_t)gicd->BaseAddress);
576 		printf("\tVector Base=%d\n", gicd->GlobalIrqBase);
577 		printf("\tGIC VERSION=%d\n", (u_int)gicd->Version);
578 		break;
579 	case ACPI_MADT_TYPE_GENERIC_REDISTRIBUTOR:
580 		gicr = (ACPI_MADT_GENERIC_REDISTRIBUTOR *)mp;
581 		printf("\tBase ADDR=%016jx\n", (uintmax_t)gicr->BaseAddress);
582 		printf("\tLength=%08x\n", gicr->Length);
583 		break;
584 	case ACPI_MADT_TYPE_GENERIC_TRANSLATOR:
585 		gict = (ACPI_MADT_GENERIC_TRANSLATOR *)mp;
586 		printf("\tGIC ITS ID=%d\n", gict->TranslationId);
587 		printf("\tBase ADDR=%016jx\n", (uintmax_t)gict->BaseAddress);
588 		break;
589 	}
590 }
591 
592 static void
593 acpi_handle_madt(ACPI_TABLE_HEADER *sdp)
594 {
595 	ACPI_TABLE_MADT *madt;
596 
597 	printf(BEGIN_COMMENT);
598 	acpi_print_sdt(sdp);
599 	madt = (ACPI_TABLE_MADT *)sdp;
600 	printf("\tLocal APIC ADDR=0x%08x\n", madt->Address);
601 	printf("\tFlags={");
602 	if (madt->Flags & ACPI_MADT_PCAT_COMPAT)
603 		printf("PC-AT");
604 	printf("}\n");
605 	acpi_walk_subtables(sdp, (madt + 1), acpi_print_madt);
606 	printf(END_COMMENT);
607 }
608 
609 static void
610 acpi_handle_bert(ACPI_TABLE_HEADER *sdp)
611 {
612 	ACPI_TABLE_BERT *bert;
613 
614 	printf(BEGIN_COMMENT);
615 	acpi_print_sdt(sdp);
616 	bert = (ACPI_TABLE_BERT *)sdp;
617 	printf("\tRegionLength=%d\n", bert->RegionLength);
618 	printf("\tAddress=0x%016jx\n", bert->Address);
619 	printf(END_COMMENT);
620 }
621 
622 static void
623 acpi_print_whea(ACPI_WHEA_HEADER *w)
624 {
625 
626 	printf("\n\tAction=%d\n", w->Action);
627 	printf("\tInstruction=%d\n", w->Instruction);
628 	printf("\tFlags=%02x\n", w->Flags);
629 	printf("\tRegisterRegion=");
630 	acpi_print_gas(&w->RegisterRegion);
631 	printf("\n\tValue=0x%016jx\n", w->Value);
632 	printf("\tMask=0x%016jx\n", w->Mask);
633 }
634 
635 static void
636 acpi_handle_einj(ACPI_TABLE_HEADER *sdp)
637 {
638 	ACPI_TABLE_EINJ *einj;
639 	ACPI_WHEA_HEADER *w;
640 	u_int i;
641 
642 	printf(BEGIN_COMMENT);
643 	acpi_print_sdt(sdp);
644 	einj = (ACPI_TABLE_EINJ *)sdp;
645 	printf("\tHeaderLength=%d\n", einj->HeaderLength);
646 	printf("\tFlags=0x%02x\n", einj->Flags);
647 	printf("\tEntries=%d\n", einj->Entries);
648 	w = (ACPI_WHEA_HEADER *)(einj + 1);
649 	for (i = 0; i < MIN(einj->Entries, (sdp->Length -
650 	    sizeof(ACPI_TABLE_EINJ)) / sizeof(ACPI_WHEA_HEADER)); i++)
651 		acpi_print_whea(w + i);
652 	printf(END_COMMENT);
653 }
654 
655 static void
656 acpi_handle_erst(ACPI_TABLE_HEADER *sdp)
657 {
658 	ACPI_TABLE_ERST *erst;
659 	ACPI_WHEA_HEADER *w;
660 	u_int i;
661 
662 	printf(BEGIN_COMMENT);
663 	acpi_print_sdt(sdp);
664 	erst = (ACPI_TABLE_ERST *)sdp;
665 	printf("\tHeaderLength=%d\n", erst->HeaderLength);
666 	printf("\tEntries=%d\n", erst->Entries);
667 	w = (ACPI_WHEA_HEADER *)(erst + 1);
668 	for (i = 0; i < MIN(erst->Entries, (sdp->Length -
669 	    sizeof(ACPI_TABLE_ERST)) / sizeof(ACPI_WHEA_HEADER)); i++)
670 		acpi_print_whea(w + i);
671 	printf(END_COMMENT);
672 }
673 
674 static void
675 acpi_print_hest_bank(ACPI_HEST_IA_ERROR_BANK *b)
676 {
677 
678 	printf("\tBank:\n");
679 	printf("\t\tBankNumber=%d\n", b->BankNumber);
680 	printf("\t\tClearStatusOnInit=%d\n", b->ClearStatusOnInit);
681 	printf("\t\tStatusFormat=%d\n", b->StatusFormat);
682 	printf("\t\tControlRegister=%x\n", b->ControlRegister);
683 	printf("\t\tControlData=%jx\n", b->ControlData);
684 	printf("\t\tStatusRegister=%x\n", b->StatusRegister);
685 	printf("\t\tAddressRegister=%x\n", b->AddressRegister);
686 	printf("\t\tMiscRegister=%x\n", b->MiscRegister);
687 }
688 
689 static void
690 acpi_print_hest_notify(ACPI_HEST_NOTIFY *n)
691 {
692 
693 	printf("\t\tType=%d\n", n->Type);
694 	printf("\t\tLength=%d\n", n->Length);
695 	printf("\t\tConfigWriteEnable=%04x\n", n->ConfigWriteEnable);
696 	printf("\t\tPollInterval=%d\n", n->PollInterval);
697 	printf("\t\tVector=%d\n", n->Vector);
698 	printf("\t\tPollingThresholdValue=%d\n", n->PollingThresholdValue);
699 	printf("\t\tPollingThresholdWindow=%d\n", n->PollingThresholdWindow);
700 	printf("\t\tErrorThresholdValue=%d\n", n->ErrorThresholdValue);
701 	printf("\t\tErrorThresholdWindow=%d\n", n->ErrorThresholdWindow);
702 }
703 
704 static void
705 acpi_print_hest_aer(ACPI_HEST_AER_COMMON *a)
706 {
707 
708 	printf("\tFlags=%02x\n", a->Flags);
709 	printf("\tEnabled=%d\n", a->Enabled);
710 	printf("\tRecordsToPreallocate=%d\n", a->RecordsToPreallocate);
711 	printf("\tMaxSectionsPerRecord=%d\n", a->MaxSectionsPerRecord);
712 	printf("\tBus=%d\n", a->Bus);
713 	printf("\tDevice=%d\n", a->Device);
714 	printf("\tFunction=%d\n", a->Function);
715 	printf("\tDeviceControl=%d\n", a->DeviceControl);
716 	printf("\tUncorrectableMask=%d\n", a->UncorrectableMask);
717 	printf("\tUncorrectableSeverity=%d\n", a->UncorrectableSeverity);
718 	printf("\tCorrectableMask=%d\n", a->CorrectableMask);
719 	printf("\tAdvancedCapabilities=%d\n", a->AdvancedCapabilities);
720 }
721 
722 static int
723 acpi_handle_hest_structure(void *addr, int remaining)
724 {
725 	ACPI_HEST_HEADER *hdr = addr;
726 	int i;
727 
728 	if (remaining < (int)sizeof(ACPI_HEST_HEADER))
729 		return (-1);
730 
731 	printf("\n\tType=%d\n", hdr->Type);
732 	printf("\tSourceId=%d\n", hdr->SourceId);
733 	switch (hdr->Type) {
734 	case ACPI_HEST_TYPE_IA32_CHECK: {
735 		ACPI_HEST_IA_MACHINE_CHECK *s = addr;
736 		printf("\tFlags=%02x\n", s->Flags);
737 		printf("\tEnabled=%d\n", s->Enabled);
738 		printf("\tRecordsToPreallocate=%d\n", s->RecordsToPreallocate);
739 		printf("\tMaxSectionsPerRecord=%d\n", s->MaxSectionsPerRecord);
740 		printf("\tGlobalCapabilityData=%jd\n", s->GlobalCapabilityData);
741 		printf("\tGlobalControlData=%jd\n", s->GlobalControlData);
742 		printf("\tNumHardwareBanks=%d\n", s->NumHardwareBanks);
743 		for (i = 0; i < s->NumHardwareBanks; i++) {
744 			acpi_print_hest_bank((ACPI_HEST_IA_ERROR_BANK *)
745 			    (s + 1) + i);
746 		}
747 		return (sizeof(*s) + s->NumHardwareBanks *
748 		    sizeof(ACPI_HEST_IA_ERROR_BANK));
749 	}
750 	case ACPI_HEST_TYPE_IA32_CORRECTED_CHECK: {
751 		ACPI_HEST_IA_CORRECTED *s = addr;
752 		printf("\tFlags=%02x\n", s->Flags);
753 		printf("\tEnabled=%d\n", s->Enabled);
754 		printf("\tRecordsToPreallocate=%d\n", s->RecordsToPreallocate);
755 		printf("\tMaxSectionsPerRecord=%d\n", s->MaxSectionsPerRecord);
756 		printf("\tNotify:\n");
757 		acpi_print_hest_notify(&s->Notify);
758 		printf("\tNumHardwareBanks=%d\n", s->NumHardwareBanks);
759 		for (i = 0; i < s->NumHardwareBanks; i++) {
760 			acpi_print_hest_bank((ACPI_HEST_IA_ERROR_BANK *)
761 			    (s + 1) + i);
762 		}
763 		return (sizeof(*s) + s->NumHardwareBanks *
764 		    sizeof(ACPI_HEST_IA_ERROR_BANK));
765 	}
766 	case ACPI_HEST_TYPE_IA32_NMI: {
767 		ACPI_HEST_IA_NMI *s = addr;
768 		printf("\tRecordsToPreallocate=%d\n", s->RecordsToPreallocate);
769 		printf("\tMaxSectionsPerRecord=%d\n", s->MaxSectionsPerRecord);
770 		printf("\tMaxRawDataLength=%d\n", s->MaxRawDataLength);
771 		return (sizeof(*s));
772 	}
773 	case ACPI_HEST_TYPE_AER_ROOT_PORT: {
774 		ACPI_HEST_AER_ROOT *s = addr;
775 		acpi_print_hest_aer(&s->Aer);
776 		printf("\tRootErrorCommand=%d\n", s->RootErrorCommand);
777 		return (sizeof(*s));
778 	}
779 	case ACPI_HEST_TYPE_AER_ENDPOINT: {
780 		ACPI_HEST_AER *s = addr;
781 		acpi_print_hest_aer(&s->Aer);
782 		return (sizeof(*s));
783 	}
784 	case ACPI_HEST_TYPE_AER_BRIDGE: {
785 		ACPI_HEST_AER_BRIDGE *s = addr;
786 		acpi_print_hest_aer(&s->Aer);
787 		printf("\tUncorrectableMask2=%d\n", s->UncorrectableMask2);
788 		printf("\tUncorrectableSeverity2=%d\n", s->UncorrectableSeverity2);
789 		printf("\tAdvancedCapabilities2=%d\n", s->AdvancedCapabilities2);
790 		return (sizeof(*s));
791 	}
792 	case ACPI_HEST_TYPE_GENERIC_ERROR: {
793 		ACPI_HEST_GENERIC *s = addr;
794 		printf("\tRelatedSourceId=%d\n", s->RelatedSourceId);
795 		printf("\tEnabled=%d\n", s->Enabled);
796 		printf("\tRecordsToPreallocate=%d\n", s->RecordsToPreallocate);
797 		printf("\tMaxSectionsPerRecord=%d\n", s->MaxSectionsPerRecord);
798 		printf("\tMaxRawDataLength=%d\n", s->MaxRawDataLength);
799 		printf("\tErrorStatusAddress=");
800 		acpi_print_gas(&s->ErrorStatusAddress);
801 		printf("\n");
802 		printf("\tNotify:\n");
803 		acpi_print_hest_notify(&s->Notify);
804 		printf("\tErrorBlockLength=%d\n", s->ErrorBlockLength);
805 		return (sizeof(*s));
806 	}
807 	case ACPI_HEST_TYPE_GENERIC_ERROR_V2: {
808 		ACPI_HEST_GENERIC_V2 *s = addr;
809 		printf("\tRelatedSourceId=%d\n", s->RelatedSourceId);
810 		printf("\tEnabled=%d\n", s->Enabled);
811 		printf("\tRecordsToPreallocate=%d\n", s->RecordsToPreallocate);
812 		printf("\tMaxSectionsPerRecord=%d\n", s->MaxSectionsPerRecord);
813 		printf("\tMaxRawDataLength=%d\n", s->MaxRawDataLength);
814 		printf("\tErrorStatusAddress=");
815 		acpi_print_gas(&s->ErrorStatusAddress);
816 		printf("\n");
817 		printf("\tNotify:\n");
818 		acpi_print_hest_notify(&s->Notify);
819 		printf("\tErrorBlockLength=%d\n", s->ErrorBlockLength);
820 		printf("\tReadAckRegister=");
821 		acpi_print_gas(&s->ReadAckRegister);
822 		printf("\n");
823 		printf("\tReadAckPreserve=%jd\n", s->ReadAckPreserve);
824 		printf("\tReadAckWrite=%jd\n", s->ReadAckWrite);
825 		return (sizeof(*s));
826 	}
827 	case ACPI_HEST_TYPE_IA32_DEFERRED_CHECK: {
828 		ACPI_HEST_IA_DEFERRED_CHECK *s = addr;
829 		printf("\tFlags=%02x\n", s->Flags);
830 		printf("\tEnabled=%d\n", s->Enabled);
831 		printf("\tRecordsToPreallocate=%d\n", s->RecordsToPreallocate);
832 		printf("\tMaxSectionsPerRecord=%d\n", s->MaxSectionsPerRecord);
833 		printf("\tNotify:\n");
834 		acpi_print_hest_notify(&s->Notify);
835 		printf("\tNumHardwareBanks=%d\n", s->NumHardwareBanks);
836 		for (i = 0; i < s->NumHardwareBanks; i++) {
837 			acpi_print_hest_bank((ACPI_HEST_IA_ERROR_BANK *)
838 			    (s + 1) + i);
839 		}
840 		return (sizeof(*s) + s->NumHardwareBanks *
841 		    sizeof(ACPI_HEST_IA_ERROR_BANK));
842 	}
843 	default:
844 		return (-1);
845 	}
846 }
847 
848 static void
849 acpi_handle_hest(ACPI_TABLE_HEADER *sdp)
850 {
851 	char *cp;
852 	int remaining, consumed;
853 	ACPI_TABLE_HEST *hest;
854 
855 	printf(BEGIN_COMMENT);
856 	acpi_print_sdt(sdp);
857 	hest = (ACPI_TABLE_HEST *)sdp;
858 	printf("\tErrorSourceCount=%d\n", hest->ErrorSourceCount);
859 
860 	remaining = sdp->Length - sizeof(ACPI_TABLE_HEST);
861 	while (remaining > 0) {
862 		cp = (char *)sdp + sdp->Length - remaining;
863 		consumed = acpi_handle_hest_structure(cp, remaining);
864 		if (consumed <= 0)
865 			break;
866 		else
867 			remaining -= consumed;
868 	}
869 	printf(END_COMMENT);
870 }
871 
872 static void
873 acpi_handle_hpet(ACPI_TABLE_HEADER *sdp)
874 {
875 	ACPI_TABLE_HPET *hpet;
876 
877 	printf(BEGIN_COMMENT);
878 	acpi_print_sdt(sdp);
879 	hpet = (ACPI_TABLE_HPET *)sdp;
880 	printf("\tHPET Number=%d\n", hpet->Sequence);
881 	printf("\tADDR=");
882 	acpi_print_gas(&hpet->Address);
883 	printf("\n\tHW Rev=0x%x\n", hpet->Id & ACPI_HPET_ID_HARDWARE_REV_ID);
884 	printf("\tComparators=%d\n", (hpet->Id & ACPI_HPET_ID_COMPARATORS) >>
885 	    8);
886 	printf("\tCounter Size=%d\n", hpet->Id & ACPI_HPET_ID_COUNT_SIZE_CAP ?
887 	    1 : 0);
888 	printf("\tLegacy IRQ routing capable={");
889 	if (hpet->Id & ACPI_HPET_ID_LEGACY_CAPABLE)
890 		printf("TRUE}\n");
891 	else
892 		printf("FALSE}\n");
893 	printf("\tPCI Vendor ID=0x%04x\n", hpet->Id >> 16);
894 	printf("\tMinimal Tick=%d\n", hpet->MinimumTick);
895 	printf("\tFlags=0x%02x\n", hpet->Flags);
896 	printf(END_COMMENT);
897 }
898 
899 static void
900 acpi_handle_ecdt(ACPI_TABLE_HEADER *sdp)
901 {
902 	ACPI_TABLE_ECDT *ecdt;
903 
904 	printf(BEGIN_COMMENT);
905 	acpi_print_sdt(sdp);
906 	ecdt = (ACPI_TABLE_ECDT *)sdp;
907 	printf("\tEC_CONTROL=");
908 	acpi_print_gas(&ecdt->Control);
909 	printf("\n\tEC_DATA=");
910 	acpi_print_gas(&ecdt->Data);
911 	printf("\n\tUID=%#x, ", ecdt->Uid);
912 	printf("GPE_BIT=%#x\n", ecdt->Gpe);
913 	printf("\tEC_ID=%s\n", ecdt->Id);
914 	printf(END_COMMENT);
915 }
916 
917 static void
918 acpi_handle_mcfg(ACPI_TABLE_HEADER *sdp)
919 {
920 	ACPI_TABLE_MCFG *mcfg;
921 	ACPI_MCFG_ALLOCATION *alloc;
922 	u_int i, entries;
923 
924 	printf(BEGIN_COMMENT);
925 	acpi_print_sdt(sdp);
926 	mcfg = (ACPI_TABLE_MCFG *)sdp;
927 	entries = (sdp->Length - sizeof(ACPI_TABLE_MCFG)) /
928 	    sizeof(ACPI_MCFG_ALLOCATION);
929 	alloc = (ACPI_MCFG_ALLOCATION *)(mcfg + 1);
930 	for (i = 0; i < entries; i++, alloc++) {
931 		printf("\n");
932 		printf("\tBase Address=0x%016jx\n", (uintmax_t)alloc->Address);
933 		printf("\tSegment Group=0x%04x\n", alloc->PciSegment);
934 		printf("\tStart Bus=%d\n", alloc->StartBusNumber);
935 		printf("\tEnd Bus=%d\n", alloc->EndBusNumber);
936 	}
937 	printf(END_COMMENT);
938 }
939 
940 static void
941 acpi_handle_slit(ACPI_TABLE_HEADER *sdp)
942 {
943 	ACPI_TABLE_SLIT *slit;
944 	UINT64 i, j;
945 
946 	printf(BEGIN_COMMENT);
947 	acpi_print_sdt(sdp);
948 	slit = (ACPI_TABLE_SLIT *)sdp;
949 	printf("\tLocality Count=%ju\n", (uintmax_t)slit->LocalityCount);
950 	printf("\n\t      ");
951 	for (i = 0; i < slit->LocalityCount; i++)
952 		printf(" %3ju", (uintmax_t)i);
953 	printf("\n\t     +");
954 	for (i = 0; i < slit->LocalityCount; i++)
955 		printf("----");
956 	printf("\n");
957 	for (i = 0; i < slit->LocalityCount; i++) {
958 		printf("\t %3ju |", (uintmax_t)i);
959 		for (j = 0; j < slit->LocalityCount; j++)
960 			printf(" %3d",
961 			    slit->Entry[i * slit->LocalityCount + j]);
962 		printf("\n");
963 	}
964 	printf(END_COMMENT);
965 }
966 
967 static void
968 acpi_handle_wddt(ACPI_TABLE_HEADER *sdp)
969 {
970 	ACPI_TABLE_WDDT *wddt;
971 
972 	printf(BEGIN_COMMENT);
973 	acpi_print_sdt(sdp);
974 	wddt = (ACPI_TABLE_WDDT *)sdp;
975 	printf("\tSpecVersion=0x%04x, TableVersion=0x%04x\n",
976 	    wddt->SpecVersion, wddt->TableVersion);
977 	printf("\tPciVendorId=0x%04x, Address=", wddt->PciVendorId);
978 	acpi_print_gas(&wddt->Address);
979 	printf("\n\tMaxCount=%u, MinCount=%u, Period=%ums\n",
980 	    wddt->MaxCount, wddt->MinCount, wddt->Period);
981 
982 #define	PRINTFLAG(var, flag)	printflag((var), ACPI_WDDT_## flag, #flag)
983 	printf("\tStatus=");
984 	PRINTFLAG(wddt->Status, AVAILABLE);
985 	PRINTFLAG(wddt->Status, ACTIVE);
986 	PRINTFLAG(wddt->Status, TCO_OS_OWNED);
987 	PRINTFLAG(wddt->Status, USER_RESET);
988 	PRINTFLAG(wddt->Status, WDT_RESET);
989 	PRINTFLAG(wddt->Status, POWER_FAIL);
990 	PRINTFLAG(wddt->Status, UNKNOWN_RESET);
991 	PRINTFLAG_END();
992 	printf("\tCapability=");
993 	PRINTFLAG(wddt->Capability, AUTO_RESET);
994 	PRINTFLAG(wddt->Capability, ALERT_SUPPORT);
995 	PRINTFLAG_END();
996 #undef PRINTFLAG
997 
998 	printf(END_COMMENT);
999 }
1000 
1001 static void
1002 acpi_print_native_lpit(ACPI_LPIT_NATIVE *nl)
1003 {
1004 	printf("\tEntryTrigger=");
1005 	acpi_print_gas(&nl->EntryTrigger);
1006 	printf("\n\tResidency=%u\n", nl->Residency);
1007 	printf("\tLatency=%u\n", nl->Latency);
1008 	if (nl->Header.Flags & ACPI_LPIT_NO_COUNTER)
1009 		printf("\tResidencyCounter=Not Present");
1010 	else {
1011 		printf("\tResidencyCounter=");
1012 		acpi_print_gas(&nl->ResidencyCounter);
1013 		printf("\n");
1014 	}
1015 	if (nl->CounterFrequency)
1016 		printf("\tCounterFrequency=%ju\n", nl->CounterFrequency);
1017 	else
1018 		printf("\tCounterFrequency=TSC\n");
1019 }
1020 
1021 static void
1022 acpi_print_lpit(ACPI_LPIT_HEADER *lpit)
1023 {
1024 	if (lpit->Type == ACPI_LPIT_TYPE_NATIVE_CSTATE)
1025 		printf("\tType=ACPI_LPIT_TYPE_NATIVE_CSTATE\n");
1026 	else
1027 		warnx("unknown LPIT type %u", lpit->Type);
1028 
1029 	printf("\tLength=%u\n", lpit->Length);
1030 	printf("\tUniqueId=0x%04x\n", lpit->UniqueId);
1031 #define	PRINTFLAG(var, flag)	printflag((var), ACPI_LPIT_## flag, #flag)
1032 	printf("\tFlags=");
1033 	PRINTFLAG(lpit->Flags, STATE_DISABLED);
1034 	PRINTFLAG_END();
1035 #undef PRINTFLAG
1036 
1037 	if (lpit->Type == ACPI_LPIT_TYPE_NATIVE_CSTATE)
1038 		return acpi_print_native_lpit((ACPI_LPIT_NATIVE *)lpit);
1039 }
1040 
1041 static void
1042 acpi_walk_lpit(ACPI_TABLE_HEADER *table, void *first,
1043     void (*action)(ACPI_LPIT_HEADER *))
1044 {
1045 	ACPI_LPIT_HEADER *subtable;
1046 	char *end;
1047 
1048 	subtable = first;
1049 	end = (char *)table + table->Length;
1050 	while ((char *)subtable < end) {
1051 		printf("\n");
1052 		if (subtable->Length < sizeof(ACPI_LPIT_HEADER)) {
1053 			warnx("invalid subtable length %u", subtable->Length);
1054 			return;
1055 		}
1056 		action(subtable);
1057 		subtable = (ACPI_LPIT_HEADER *)((char *)subtable +
1058 		    subtable->Length);
1059 	}
1060 }
1061 
1062 static void
1063 acpi_handle_lpit(ACPI_TABLE_HEADER *sdp)
1064 {
1065 	ACPI_TABLE_LPIT *lpit;
1066 
1067 	printf(BEGIN_COMMENT);
1068 	acpi_print_sdt(sdp);
1069 	lpit = (ACPI_TABLE_LPIT *)sdp;
1070 	acpi_walk_lpit(sdp, (lpit + 1), acpi_print_lpit);
1071 
1072 	printf(END_COMMENT);
1073 }
1074 
1075 static void
1076 acpi_print_srat_cpu(uint32_t apic_id, uint32_t proximity_domain,
1077     uint32_t flags)
1078 {
1079 
1080 	printf("\tFlags={");
1081 	if (flags & ACPI_SRAT_CPU_ENABLED)
1082 		printf("ENABLED");
1083 	else
1084 		printf("DISABLED");
1085 	printf("}\n");
1086 	printf("\tAPIC ID=%d\n", apic_id);
1087 	printf("\tProximity Domain=%d\n", proximity_domain);
1088 }
1089 
1090 static char *
1091 acpi_tcpa_evname(struct TCPAevent *event)
1092 {
1093 	struct TCPApc_event *pc_event;
1094 	char *eventname = NULL;
1095 
1096 	pc_event = (struct TCPApc_event *)(event + 1);
1097 
1098 	switch(event->event_type) {
1099 	case PREBOOT:
1100 	case POST_CODE:
1101 	case UNUSED:
1102 	case NO_ACTION:
1103 	case SEPARATOR:
1104 	case SCRTM_CONTENTS:
1105 	case SCRTM_VERSION:
1106 	case CPU_MICROCODE:
1107 	case PLATFORM_CONFIG_FLAGS:
1108 	case TABLE_OF_DEVICES:
1109 	case COMPACT_HASH:
1110 	case IPL:
1111 	case IPL_PARTITION_DATA:
1112 	case NONHOST_CODE:
1113 	case NONHOST_CONFIG:
1114 	case NONHOST_INFO:
1115 		asprintf(&eventname, "%s",
1116 		    tcpa_event_type_strings[event->event_type]);
1117 		break;
1118 
1119 	case ACTION:
1120 		eventname = calloc(event->event_size + 1, sizeof(char));
1121 		memcpy(eventname, pc_event, event->event_size);
1122 		break;
1123 
1124 	case EVENT_TAG:
1125 		switch (pc_event->event_id) {
1126 		case SMBIOS:
1127 		case BIS_CERT:
1128 		case CMOS:
1129 		case NVRAM:
1130 		case OPTION_ROM_EXEC:
1131 		case OPTION_ROM_CONFIG:
1132 		case S_CRTM_VERSION:
1133 		case POST_BIOS_ROM:
1134 		case ESCD:
1135 		case OPTION_ROM_MICROCODE:
1136 		case S_CRTM_CONTENTS:
1137 		case POST_CONTENTS:
1138 			asprintf(&eventname, "%s",
1139 			    TCPA_pcclient_strings[pc_event->event_id]);
1140 			break;
1141 
1142 		default:
1143 			asprintf(&eventname, "<unknown tag 0x%02x>",
1144 			    pc_event->event_id);
1145 			break;
1146 		}
1147 		break;
1148 
1149 	default:
1150 		asprintf(&eventname, "<unknown 0x%02x>", event->event_type);
1151 		break;
1152 	}
1153 
1154 	return eventname;
1155 }
1156 
1157 static void
1158 acpi_print_tcpa(struct TCPAevent *event)
1159 {
1160 	int i;
1161 	char *eventname;
1162 
1163 	eventname = acpi_tcpa_evname(event);
1164 
1165 	printf("\t%d", event->pcr_index);
1166 	printf(" 0x");
1167 	for (i = 0; i < 20; i++)
1168 		printf("%02x", event->pcr_value[i]);
1169 	printf(" [%s]\n", eventname ? eventname : "<unknown>");
1170 
1171 	free(eventname);
1172 }
1173 
1174 static void
1175 acpi_handle_tcpa(ACPI_TABLE_HEADER *sdp)
1176 {
1177 	struct TCPAbody *tcpa;
1178 	struct TCPAevent *event;
1179 	uintmax_t len, paddr;
1180 	unsigned char *vaddr = NULL;
1181 	unsigned char *vend = NULL;
1182 
1183 	printf(BEGIN_COMMENT);
1184 	acpi_print_sdt(sdp);
1185 	tcpa = (struct TCPAbody *) sdp;
1186 
1187 	switch (tcpa->platform_class) {
1188 	case ACPI_TCPA_BIOS_CLIENT:
1189 		len = tcpa->client.log_max_len;
1190 		paddr = tcpa->client.log_start_addr;
1191 		break;
1192 
1193 	case ACPI_TCPA_BIOS_SERVER:
1194 		len = tcpa->server.log_max_len;
1195 		paddr = tcpa->server.log_start_addr;
1196 		break;
1197 
1198 	default:
1199 		printf("XXX");
1200 		printf(END_COMMENT);
1201 		return;
1202 	}
1203 	printf("\tClass %u Base Address 0x%jx Length %ju\n\n",
1204 	    tcpa->platform_class, paddr, len);
1205 
1206 	if (len == 0) {
1207 		printf("\tEmpty TCPA table\n");
1208 		printf(END_COMMENT);
1209 		return;
1210 	}
1211 	if(sdp->Revision == 1){
1212 		printf("\tOLD TCPA spec log found. Dumping not supported.\n");
1213 		printf(END_COMMENT);
1214 		return;
1215 	}
1216 
1217 	vaddr = (unsigned char *)acpi_map_physical(paddr, len);
1218 	vend = vaddr + len;
1219 
1220 	while (vaddr != NULL) {
1221 		if ((vaddr + sizeof(struct TCPAevent) >= vend)||
1222 		    (vaddr + sizeof(struct TCPAevent) < vaddr))
1223 			break;
1224 		event = (struct TCPAevent *)(void *)vaddr;
1225 		if (vaddr + event->event_size >= vend)
1226 			break;
1227 		if (vaddr + event->event_size < vaddr)
1228 			break;
1229 		if (event->event_type == 0 && event->event_size == 0)
1230 			break;
1231 #if 0
1232 		{
1233 		unsigned int i, j, k;
1234 
1235 		printf("\n\tsize %d\n\t\t%p ", event->event_size, vaddr);
1236 		for (j = 0, i = 0; i <
1237 		    sizeof(struct TCPAevent) + event->event_size; i++) {
1238 			printf("%02x ", vaddr[i]);
1239 			if ((i+1) % 8 == 0) {
1240 				for (k = 0; k < 8; k++)
1241 					printf("%c", isprint(vaddr[j+k]) ?
1242 					    vaddr[j+k] : '.');
1243 				printf("\n\t\t%p ", &vaddr[i + 1]);
1244 				j = i + 1;
1245 			}
1246 		}
1247 		printf("\n"); }
1248 #endif
1249 		acpi_print_tcpa(event);
1250 
1251 		vaddr += sizeof(struct TCPAevent) + event->event_size;
1252 	}
1253 
1254 	printf(END_COMMENT);
1255 }
1256 static void acpi_handle_tpm2(ACPI_TABLE_HEADER *sdp)
1257 {
1258 	ACPI_TABLE_TPM2 *tpm2;
1259 
1260 	printf (BEGIN_COMMENT);
1261 	acpi_print_sdt(sdp);
1262 	tpm2 = (ACPI_TABLE_TPM2 *) sdp;
1263 	printf ("\t\tControlArea=%jx\n", tpm2->ControlAddress);
1264 	printf ("\t\tStartMethod=%x\n", tpm2->StartMethod);
1265 	printf (END_COMMENT);
1266 }
1267 
1268 static const char *
1269 devscope_type2str(int type)
1270 {
1271 	static char typebuf[16];
1272 
1273 	switch (type) {
1274 	case 1:
1275 		return ("PCI Endpoint Device");
1276 	case 2:
1277 		return ("PCI Sub-Hierarchy");
1278 	case 3:
1279 		return ("IOAPIC");
1280 	case 4:
1281 		return ("HPET");
1282 	default:
1283 		snprintf(typebuf, sizeof(typebuf), "%d", type);
1284 		return (typebuf);
1285 	}
1286 }
1287 
1288 static int
1289 acpi_handle_dmar_devscope(void *addr, int remaining)
1290 {
1291 	char sep;
1292 	int pathlen;
1293 	ACPI_DMAR_PCI_PATH *path, *pathend;
1294 	ACPI_DMAR_DEVICE_SCOPE *devscope = addr;
1295 
1296 	if (remaining < (int)sizeof(ACPI_DMAR_DEVICE_SCOPE))
1297 		return (-1);
1298 
1299 	if (remaining < devscope->Length)
1300 		return (-1);
1301 
1302 	printf("\n");
1303 	printf("\t\tType=%s\n", devscope_type2str(devscope->EntryType));
1304 	printf("\t\tLength=%d\n", devscope->Length);
1305 	printf("\t\tEnumerationId=%d\n", devscope->EnumerationId);
1306 	printf("\t\tStartBusNumber=%d\n", devscope->Bus);
1307 
1308 	path = (ACPI_DMAR_PCI_PATH *)(devscope + 1);
1309 	pathlen = devscope->Length - sizeof(ACPI_DMAR_DEVICE_SCOPE);
1310 	pathend = path + pathlen / sizeof(ACPI_DMAR_PCI_PATH);
1311 	if (path < pathend) {
1312 		sep = '{';
1313 		printf("\t\tPath=");
1314 		do {
1315 			printf("%c%d:%d", sep, path->Device, path->Function);
1316 			sep=',';
1317 			path++;
1318 		} while (path < pathend);
1319 		printf("}\n");
1320 	}
1321 
1322 	return (devscope->Length);
1323 }
1324 
1325 static void
1326 acpi_handle_dmar_drhd(ACPI_DMAR_HARDWARE_UNIT *drhd)
1327 {
1328 	char *cp;
1329 	int remaining, consumed;
1330 
1331 	printf("\n");
1332 	printf("\tType=DRHD\n");
1333 	printf("\tLength=%d\n", drhd->Header.Length);
1334 
1335 #define	PRINTFLAG(var, flag)	printflag((var), ACPI_DMAR_## flag, #flag)
1336 
1337 	printf("\tFlags=");
1338 	PRINTFLAG(drhd->Flags, INCLUDE_ALL);
1339 	PRINTFLAG_END();
1340 
1341 #undef PRINTFLAG
1342 
1343 	printf("\tSegment=%d\n", drhd->Segment);
1344 	printf("\tAddress=0x%016jx\n", (uintmax_t)drhd->Address);
1345 
1346 	remaining = drhd->Header.Length - sizeof(ACPI_DMAR_HARDWARE_UNIT);
1347 	if (remaining > 0)
1348 		printf("\tDevice Scope:");
1349 	while (remaining > 0) {
1350 		cp = (char *)drhd + drhd->Header.Length - remaining;
1351 		consumed = acpi_handle_dmar_devscope(cp, remaining);
1352 		if (consumed <= 0)
1353 			break;
1354 		else
1355 			remaining -= consumed;
1356 	}
1357 }
1358 
1359 static void
1360 acpi_handle_dmar_rmrr(ACPI_DMAR_RESERVED_MEMORY *rmrr)
1361 {
1362 	char *cp;
1363 	int remaining, consumed;
1364 
1365 	printf("\n");
1366 	printf("\tType=RMRR\n");
1367 	printf("\tLength=%d\n", rmrr->Header.Length);
1368 	printf("\tSegment=%d\n", rmrr->Segment);
1369 	printf("\tBaseAddress=0x%016jx\n", (uintmax_t)rmrr->BaseAddress);
1370 	printf("\tLimitAddress=0x%016jx\n", (uintmax_t)rmrr->EndAddress);
1371 
1372 	remaining = rmrr->Header.Length - sizeof(ACPI_DMAR_RESERVED_MEMORY);
1373 	if (remaining > 0)
1374 		printf("\tDevice Scope:");
1375 	while (remaining > 0) {
1376 		cp = (char *)rmrr + rmrr->Header.Length - remaining;
1377 		consumed = acpi_handle_dmar_devscope(cp, remaining);
1378 		if (consumed <= 0)
1379 			break;
1380 		else
1381 			remaining -= consumed;
1382 	}
1383 }
1384 
1385 static void
1386 acpi_handle_dmar_atsr(ACPI_DMAR_ATSR *atsr)
1387 {
1388 	char *cp;
1389 	int remaining, consumed;
1390 
1391 	printf("\n");
1392 	printf("\tType=ATSR\n");
1393 	printf("\tLength=%d\n", atsr->Header.Length);
1394 
1395 #define	PRINTFLAG(var, flag)	printflag((var), ACPI_DMAR_## flag, #flag)
1396 
1397 	printf("\tFlags=");
1398 	PRINTFLAG(atsr->Flags, ALL_PORTS);
1399 	PRINTFLAG_END();
1400 
1401 #undef PRINTFLAG
1402 
1403 	printf("\tSegment=%d\n", atsr->Segment);
1404 
1405 	remaining = atsr->Header.Length - sizeof(ACPI_DMAR_ATSR);
1406 	if (remaining > 0)
1407 		printf("\tDevice Scope:");
1408 	while (remaining > 0) {
1409 		cp = (char *)atsr + atsr->Header.Length - remaining;
1410 		consumed = acpi_handle_dmar_devscope(cp, remaining);
1411 		if (consumed <= 0)
1412 			break;
1413 		else
1414 			remaining -= consumed;
1415 	}
1416 }
1417 
1418 static void
1419 acpi_handle_dmar_rhsa(ACPI_DMAR_RHSA *rhsa)
1420 {
1421 
1422 	printf("\n");
1423 	printf("\tType=RHSA\n");
1424 	printf("\tLength=%d\n", rhsa->Header.Length);
1425 	printf("\tBaseAddress=0x%016jx\n", (uintmax_t)rhsa->BaseAddress);
1426 	printf("\tProximityDomain=0x%08x\n", rhsa->ProximityDomain);
1427 }
1428 
1429 static int
1430 acpi_handle_dmar_remapping_structure(void *addr, int remaining)
1431 {
1432 	ACPI_DMAR_HEADER *hdr = addr;
1433 
1434 	if (remaining < (int)sizeof(ACPI_DMAR_HEADER))
1435 		return (-1);
1436 
1437 	if (remaining < hdr->Length)
1438 		return (-1);
1439 
1440 	switch (hdr->Type) {
1441 	case ACPI_DMAR_TYPE_HARDWARE_UNIT:
1442 		acpi_handle_dmar_drhd(addr);
1443 		break;
1444 	case ACPI_DMAR_TYPE_RESERVED_MEMORY:
1445 		acpi_handle_dmar_rmrr(addr);
1446 		break;
1447 	case ACPI_DMAR_TYPE_ROOT_ATS:
1448 		acpi_handle_dmar_atsr(addr);
1449 		break;
1450 	case ACPI_DMAR_TYPE_HARDWARE_AFFINITY:
1451 		acpi_handle_dmar_rhsa(addr);
1452 		break;
1453 	default:
1454 		printf("\n");
1455 		printf("\tType=%d\n", hdr->Type);
1456 		printf("\tLength=%d\n", hdr->Length);
1457 		break;
1458 	}
1459 	return (hdr->Length);
1460 }
1461 
1462 #ifndef ACPI_DMAR_X2APIC_OPT_OUT
1463 #define	ACPI_DMAR_X2APIC_OPT_OUT	(0x2)
1464 #endif
1465 
1466 static void
1467 acpi_handle_dmar(ACPI_TABLE_HEADER *sdp)
1468 {
1469 	char *cp;
1470 	int remaining, consumed;
1471 	ACPI_TABLE_DMAR *dmar;
1472 
1473 	printf(BEGIN_COMMENT);
1474 	acpi_print_sdt(sdp);
1475 	dmar = (ACPI_TABLE_DMAR *)sdp;
1476 	printf("\tHost Address Width=%d\n", dmar->Width + 1);
1477 
1478 #define PRINTFLAG(var, flag)	printflag((var), ACPI_DMAR_## flag, #flag)
1479 
1480 	printf("\tFlags=");
1481 	PRINTFLAG(dmar->Flags, INTR_REMAP);
1482 	PRINTFLAG(dmar->Flags, X2APIC_OPT_OUT);
1483 	PRINTFLAG_END();
1484 
1485 #undef PRINTFLAG
1486 
1487 	remaining = sdp->Length - sizeof(ACPI_TABLE_DMAR);
1488 	while (remaining > 0) {
1489 		cp = (char *)sdp + sdp->Length - remaining;
1490 		consumed = acpi_handle_dmar_remapping_structure(cp, remaining);
1491 		if (consumed <= 0)
1492 			break;
1493 		else
1494 			remaining -= consumed;
1495 	}
1496 
1497 	printf(END_COMMENT);
1498 }
1499 
1500 static void
1501 acpi_handle_ivrs_ivhd_header(ACPI_IVRS_HEADER *addr)
1502 {
1503 	printf("\n\tIVHD Type=%#x IOMMUId=%x\n\tFlags=",
1504 	    addr->Type, addr->DeviceId);
1505 #define PRINTFLAG(flag, name) printflag(addr->Flags, flag, #name)
1506 	PRINTFLAG(ACPI_IVHD_TT_ENABLE, HtTunEn);
1507 	PRINTFLAG(ACPI_IVHD_ISOC, PassPW);
1508 	PRINTFLAG(ACPI_IVHD_RES_PASS_PW, ResPassPW);
1509 	PRINTFLAG(ACPI_IVHD_ISOC, Isoc);
1510 	PRINTFLAG(ACPI_IVHD_TT_ENABLE, IotlbSup);
1511 	PRINTFLAG((1 << 5), Coherent);
1512 	PRINTFLAG((1 << 6), PreFSup);
1513 	PRINTFLAG((1 << 7), PPRSup);
1514 #undef PRINTFLAG
1515 	PRINTFLAG_END();
1516 }
1517 
1518 static void
1519 acpi_handle_ivrs_ivhd_dte(UINT8 dte)
1520 {
1521 	if (dte == 0) {
1522 		printf("\n");
1523 		return;
1524 	}
1525 	printf(" DTE=");
1526 #define PRINTFLAG(flag, name) printflag(dte, flag, #name)
1527 	PRINTFLAG(ACPI_IVHD_INIT_PASS, INITPass);
1528 	PRINTFLAG(ACPI_IVHD_EINT_PASS, EIntPass);
1529 	PRINTFLAG(ACPI_IVHD_NMI_PASS, NMIPass);
1530 	PRINTFLAG(ACPI_IVHD_SYSTEM_MGMT, SysMgtPass);
1531 	PRINTFLAG(ACPI_IVHD_LINT0_PASS, Lint0Pass);
1532 	PRINTFLAG(ACPI_IVHD_LINT1_PASS, Lint1Pass);
1533 #undef PRINTFLAG
1534 	PRINTFLAG_END();
1535 }
1536 
1537 static void
1538 acpi_handle_ivrs_ivhd_edte(UINT32 edte)
1539 {
1540 	if (edte == 0)
1541 		return;
1542 	printf("\t\t ExtDTE=");
1543 #define PRINTFLAG(flag, name) printflag(edte, flag, #name)
1544 	PRINTFLAG(ACPI_IVHD_ATS_DISABLED, AtsDisabled);
1545 #undef PRINTFLAG
1546 	PRINTFLAG_END();
1547 }
1548 
1549 static const char *
1550 acpi_handle_ivrs_ivhd_variety(UINT8 v)
1551 {
1552 	switch (v) {
1553 	case ACPI_IVHD_IOAPIC:
1554 		return ("IOAPIC");
1555 	case ACPI_IVHD_HPET:
1556 		return ("HPET");
1557 	default:
1558 		return ("UNKNOWN");
1559 	}
1560 }
1561 
1562 static void
1563 acpi_handle_ivrs_ivhd_devs(ACPI_IVRS_DE_HEADER *d, char *de)
1564 {
1565 	char *db;
1566 	ACPI_IVRS_DEVICE4 *d4;
1567 	ACPI_IVRS_DEVICE8A *d8a;
1568 	ACPI_IVRS_DEVICE8B *d8b;
1569 	ACPI_IVRS_DEVICE8C *d8c;
1570 	ACPI_IVRS_DEVICE_HID *dh;
1571 	size_t len;
1572 	UINT32 x32;
1573 
1574 	for (; (char *)d < de; d = (ACPI_IVRS_DE_HEADER *)(db + len)) {
1575 		db = (char *)d;
1576 		if (d->Type == ACPI_IVRS_TYPE_PAD4) {
1577 			len = sizeof(*d4);
1578 		} else if (d->Type == ACPI_IVRS_TYPE_ALL) {
1579 			d4 = (ACPI_IVRS_DEVICE4 *)db;
1580 			len = sizeof(*d4);
1581 			printf("\t\tDev Type=%#x Id=ALL", d4->Header.Type);
1582 			acpi_handle_ivrs_ivhd_dte(d4->Header.DataSetting);
1583 		} else if (d->Type == ACPI_IVRS_TYPE_SELECT) {
1584 			d4 = (ACPI_IVRS_DEVICE4 *)db;
1585 			len = sizeof(*d4);
1586 			printf("\t\tDev Type=%#x Id=%#06x", d4->Header.Type,
1587 			    d4->Header.Id);
1588 			acpi_handle_ivrs_ivhd_dte(d4->Header.DataSetting);
1589 		} else if (d->Type == ACPI_IVRS_TYPE_START) {
1590 			d4 = (ACPI_IVRS_DEVICE4 *)db;
1591 			len = 2 * sizeof(*d4);
1592 			printf("\t\tDev Type=%#x Id=%#06x-%#06x",
1593 			    d4->Header.Type,
1594 			    d4->Header.Id, (d4 + 1)->Header.Id);
1595 			acpi_handle_ivrs_ivhd_dte(d4->Header.DataSetting);
1596 		} else if (d->Type == ACPI_IVRS_TYPE_END) {
1597 			d4 = (ACPI_IVRS_DEVICE4 *)db;
1598 			len = 2 * sizeof(*d4);
1599 			printf("\t\tDev Type=%#x Id=%#06x BIOS BUG\n",
1600 			    d4->Header.Type, d4->Header.Id);
1601 		} else if (d->Type == ACPI_IVRS_TYPE_PAD8) {
1602 			len = sizeof(*d8a);
1603 		} else if (d->Type == ACPI_IVRS_TYPE_ALIAS_SELECT) {
1604 			d8a = (ACPI_IVRS_DEVICE8A *)db;
1605 			len = sizeof(*d8a);
1606 			printf("\t\tDev Type=%#x Id=%#06x AliasId=%#06x",
1607 			    d8a->Header.Type, d8a->Header.Id, d8a->UsedId);
1608 			acpi_handle_ivrs_ivhd_dte(d8a->Header.DataSetting);
1609 		} else if (d->Type == ACPI_IVRS_TYPE_ALIAS_START) {
1610 			d8a = (ACPI_IVRS_DEVICE8A *)db;
1611 			d4 = (ACPI_IVRS_DEVICE4 *)(db + sizeof(*d8a));
1612 			len = sizeof(*d8a) + sizeof(*d4);
1613 			printf("\t\tDev Type=%#x Id=%#06x-%#06x AliasId=%#06x",
1614 			    d8a->Header.Type, d8a->Header.Id, d4->Header.Id,
1615 			    d8a->UsedId);
1616 			acpi_handle_ivrs_ivhd_dte(d8a->Header.DataSetting);
1617 		} else if (d->Type == ACPI_IVRS_TYPE_EXT_SELECT) {
1618 			d8b = (ACPI_IVRS_DEVICE8B *)db;
1619 			len = sizeof(*d8b);
1620 			printf("\t\tDev Type=%#x Id=%#06x",
1621 			    d8a->Header.Type, d8a->Header.Id);
1622 			acpi_handle_ivrs_ivhd_dte(d8b->Header.DataSetting);
1623 			printf("\t\t");
1624 			acpi_handle_ivrs_ivhd_edte(d8b->ExtendedData);
1625 		} else if (d->Type == ACPI_IVRS_TYPE_EXT_START) {
1626 			d8b = (ACPI_IVRS_DEVICE8B *)db;
1627 			len = sizeof(*d8b);
1628 			d4 = (ACPI_IVRS_DEVICE4 *)(db + sizeof(*d8a));
1629 			len = sizeof(*d8a) + sizeof(*d4);
1630 			printf("\t\tDev Type=%#x Id=%#06x-%#06x",
1631 			    d8a->Header.Type, d8a->Header.Id, d4->Header.Id);
1632 			acpi_handle_ivrs_ivhd_dte(d8b->Header.DataSetting);
1633 			acpi_handle_ivrs_ivhd_edte(d8b->ExtendedData);
1634 		} else if (d->Type == ACPI_IVRS_TYPE_SPECIAL) {
1635 			d8c = (ACPI_IVRS_DEVICE8C *)db;
1636 			len = sizeof(*d8c);
1637 			printf("\t\tDev Type=%#x Id=%#06x Handle=%#x "
1638 			    "Variety=%d(%s)",
1639 			    d8c->Header.Type, d8c->UsedId, d8c->Handle,
1640 			    d8c->Variety,
1641 			    acpi_handle_ivrs_ivhd_variety(d8c->Variety));
1642 			acpi_handle_ivrs_ivhd_dte(d8c->Header.DataSetting);
1643 		} else if (d->Type == ACPI_IVRS_TYPE_HID) {
1644 			dh = (ACPI_IVRS_DEVICE_HID *)db;
1645 			len = sizeof(*dh) + dh->UidLength;
1646 			printf("\t\tDev Type=%#x Id=%#06x HID=",
1647 			    dh->Header.Type, dh->Header.Id);
1648 			acpi_print_string((char *)&dh->AcpiHid,
1649 			    sizeof(dh->AcpiHid));
1650 			printf(" CID=");
1651 			acpi_print_string((char *)&dh->AcpiCid,
1652 			    sizeof(dh->AcpiCid));
1653 			printf(" UID=");
1654 			switch (dh->UidType) {
1655 			case ACPI_IVRS_UID_NOT_PRESENT:
1656 			default:
1657 				printf("none");
1658 				break;
1659 			case ACPI_IVRS_UID_IS_INTEGER:
1660 				memcpy(&x32, dh + 1, sizeof(x32));
1661 				printf("%#x", x32);
1662 				break;
1663 			case ACPI_IVRS_UID_IS_STRING:
1664 				acpi_print_string((char *)(dh + 1),
1665 				    dh->UidLength);
1666 				break;
1667 			}
1668 			acpi_handle_ivrs_ivhd_dte(dh->Header.DataSetting);
1669 		} else {
1670 			printf("\t\tDev Type=%#x Unknown\n", d->Type);
1671 			if (d->Type <= 63)
1672 				len = sizeof(*d4);
1673 			else if (d->Type <= 127)
1674 				len = sizeof(*d8a);
1675 			else {
1676 				printf("Abort, cannot advance iterator.\n");
1677 				return;
1678 			}
1679 		}
1680 	}
1681 }
1682 
1683 static void
1684 acpi_handle_ivrs_ivhd_10(ACPI_IVRS_HARDWARE1 *addr, bool efrsup)
1685 {
1686 	acpi_handle_ivrs_ivhd_header(&addr->Header);
1687 	printf("\tCapOffset=%#x Base=%#jx PCISeg=%#x Unit=%#x MSIlog=%d\n",
1688 	    addr->CapabilityOffset, (uintmax_t)addr->BaseAddress,
1689 	    addr->PciSegmentGroup, (addr->Info & ACPI_IVHD_UNIT_ID_MASK) >> 8,
1690 	    addr->Info & ACPI_IVHD_MSI_NUMBER_MASK);
1691 	if (efrsup) {
1692 #define PRINTFLAG(flag, name) printflag(addr->FeatureReporting, flag, #name)
1693 #define PRINTFIELD(lbit, hbit, name) \
1694     printfield(addr->FeatureReporting, lbit, hbit, #name)
1695 		PRINTFIELD(30, 31, HATS);
1696 		PRINTFIELD(28, 29, GATS);
1697 		PRINTFIELD(23, 27, MsiNumPPR);
1698 		PRINTFIELD(17, 22, PNBanks);
1699 		PRINTFIELD(13, 16, PNCounters);
1700 		PRINTFIELD(8, 12, PASmax);
1701 		PRINTFLAG(1 << 7, HESup);
1702 		PRINTFLAG(1 << 6, GASup);
1703 		PRINTFLAG(1 << 5, UASup);
1704 		PRINTFIELD(3, 2, GLXSup);
1705 		PRINTFLAG(1 << 1, NXSup);
1706 		PRINTFLAG(1 << 0, XTSup);
1707 #undef PRINTFLAG
1708 #undef PRINTFIELD
1709 		PRINTFLAG_END();
1710 	}
1711 	acpi_handle_ivrs_ivhd_devs((ACPI_IVRS_DE_HEADER *)(addr + 1),
1712 	    (char *)addr + addr->Header.Length);
1713 }
1714 
1715 static void
1716 acpi_handle_ivrs_ivhd_info_11(ACPI_IVRS_HARDWARE2 *addr)
1717 {
1718 	acpi_handle_ivrs_ivhd_header(&addr->Header);
1719 	printf("\tCapOffset=%#x Base=%#jx PCISeg=%#x Unit=%#x MSIlog=%d\n",
1720 	    addr->CapabilityOffset, (uintmax_t)addr->BaseAddress,
1721 	    addr->PciSegmentGroup, (addr->Info >> 8) & 0x1f,
1722 	    addr->Info & 0x5);
1723 	printf("\tAttr=");
1724 #define PRINTFIELD(lbit, hbit, name) \
1725     printfield(addr->Attributes, lbit, hbit, #name)
1726 	PRINTFIELD(23, 27, MsiNumPPR);
1727 	PRINTFIELD(17, 22, PNBanks);
1728 	PRINTFIELD(13, 16, PNCounters);
1729 #undef PRINTFIELD
1730 	PRINTFLAG_END();
1731 }
1732 
1733 static void
1734 acpi_handle_ivrs_ivhd_11(ACPI_IVRS_HARDWARE2 *addr)
1735 {
1736 	acpi_handle_ivrs_ivhd_info_11(addr);
1737 	printf("\tEFRreg=%#018jx\n", (uintmax_t)addr->EfrRegisterImage);
1738 	acpi_handle_ivrs_ivhd_devs((ACPI_IVRS_DE_HEADER *)(addr + 1),
1739 	    (char *)addr + addr->Header.Length);
1740 }
1741 
1742 static void
1743 acpi_handle_ivrs_ivhd_40(ACPI_IVRS_HARDWARE2 *addr)
1744 {
1745 	acpi_handle_ivrs_ivhd_info_11(addr);
1746 	printf("\tEFRreg=%#018jx EFR2reg=%#018jx\n",
1747 	    (uintmax_t)addr->EfrRegisterImage, (uintmax_t)addr->Reserved);
1748 	acpi_handle_ivrs_ivhd_devs((ACPI_IVRS_DE_HEADER *)(addr + 1),
1749 	    (char *)addr + addr->Header.Length);
1750 }
1751 
1752 static const char *
1753 acpi_handle_ivrs_ivmd_type(ACPI_IVRS_MEMORY *addr)
1754 {
1755 	switch (addr->Header.Type) {
1756 	case ACPI_IVRS_TYPE_MEMORY1:
1757 		return ("ALL");
1758 	case ACPI_IVRS_TYPE_MEMORY2:
1759 		return ("specified");
1760 	case ACPI_IVRS_TYPE_MEMORY3:
1761 		return ("range");
1762 	default:
1763 		return ("unknown");
1764 	}
1765 }
1766 
1767 static void
1768 acpi_handle_ivrs_ivmd(ACPI_IVRS_MEMORY *addr)
1769 {
1770 	printf("\tMem Type=%#x(%s) ",
1771 	    addr->Header.Type, acpi_handle_ivrs_ivmd_type(addr));
1772 	switch (addr->Header.Type) {
1773 	case ACPI_IVRS_TYPE_MEMORY2:
1774 		printf("Id=%#06x PCISeg=%#x ", addr->Header.DeviceId,
1775 		    *(UINT16 *)&addr->Reserved);
1776 		break;
1777 	case ACPI_IVRS_TYPE_MEMORY3:
1778 		printf("Id=%#06x-%#06x PCISeg=%#x", addr->Header.DeviceId,
1779 		    addr->AuxData, *(UINT16 *)&addr->Reserved);
1780 		break;
1781 	}
1782 	printf("Start=%#18jx Length=%#jx Flags=",
1783 	    (uintmax_t)addr->StartAddress, (uintmax_t)addr->MemoryLength);
1784 #define PRINTFLAG(flag, name) printflag(addr->Header.Flags, flag, #name)
1785 	PRINTFLAG(ACPI_IVMD_EXCLUSION_RANGE, ExclusionRange);
1786 	PRINTFLAG(ACPI_IVMD_WRITE, IW);
1787 	PRINTFLAG(ACPI_IVMD_READ, IR);
1788 	PRINTFLAG(ACPI_IVMD_UNITY, Unity);
1789 #undef PRINTFLAG
1790 	PRINTFLAG_END();
1791 }
1792 
1793 static int
1794 acpi_handle_ivrs_blocks(void *addr, int remaining, bool efrsup)
1795 {
1796 	ACPI_IVRS_HEADER *hdr = addr;
1797 
1798 	if (remaining < (int)sizeof(ACPI_IVRS_HEADER))
1799 		return (-1);
1800 
1801 	if (remaining < hdr->Length)
1802 		return (-1);
1803 
1804 	switch (hdr->Type) {
1805 	case ACPI_IVRS_TYPE_HARDWARE1:
1806 		acpi_handle_ivrs_ivhd_10(addr, efrsup);
1807 		break;
1808 	case ACPI_IVRS_TYPE_HARDWARE2:
1809 		if (!efrsup)
1810 			printf("\t!! Found IVHD block 0x11 but !EFRsup\n");
1811 		acpi_handle_ivrs_ivhd_11(addr);
1812 		break;
1813 	case ACPI_IVRS_TYPE_HARDWARE3:
1814 		if (!efrsup)
1815 			printf("\t!! Found IVHD block 0x40 but !EFRsup\n");
1816 		acpi_handle_ivrs_ivhd_40(addr);
1817 		break;
1818 	case ACPI_IVRS_TYPE_MEMORY1:
1819 	case ACPI_IVRS_TYPE_MEMORY2:
1820 	case ACPI_IVRS_TYPE_MEMORY3:
1821 		acpi_handle_ivrs_ivmd(addr);
1822 		break;
1823 	default:
1824 		printf("\n");
1825 		printf("\tType=%d\n", hdr->Type);
1826 		printf("\tLength=%d\n", hdr->Length);
1827 		break;
1828 	}
1829 	return (hdr->Length);
1830 }
1831 
1832 #define	ACPI_IVRS_DMAREMAP	0x00000002
1833 #define	ACPI_IVRS_EFRSUP	0x00000001
1834 #define	ACPI_IVRS_GVA_SIZE	0x000000e0
1835 
1836 static void
1837 acpi_handle_ivrs(ACPI_TABLE_HEADER *sdp)
1838 {
1839 	ACPI_TABLE_IVRS *ivrs;
1840 	char *cp;
1841 	int remaining, consumed;
1842 	bool efrsup;
1843 
1844 	printf(BEGIN_COMMENT);
1845 	acpi_print_sdt(sdp);
1846 	ivrs = (ACPI_TABLE_IVRS *)sdp;
1847 	efrsup = (ivrs->Info & ACPI_IVRS_EFRSUP) != 0;
1848 	printf("\tVAsize=%d PAsize=%d GVAsize=%d\n",
1849 	    (ivrs->Info & ACPI_IVRS_VIRTUAL_SIZE) >> 15,
1850 	    (ivrs->Info & ACPI_IVRS_PHYSICAL_SIZE) >> 8,
1851 	    (ivrs->Info & ACPI_IVRS_GVA_SIZE) >> 5);
1852 	printf("\tATS_resp_res=%d DMA_preboot_remap=%d EFRsup=%d\n",
1853 	    (ivrs->Info & ACPI_IVRS_ATS_RESERVED) != 0,
1854 	    (ivrs->Info & ACPI_IVRS_DMAREMAP) != 0, efrsup);
1855 
1856 	remaining = sdp->Length - sizeof(ACPI_TABLE_IVRS);
1857 	while (remaining > 0) {
1858 		cp = (char *)sdp + sdp->Length - remaining;
1859 		consumed = acpi_handle_ivrs_blocks(cp, remaining, efrsup);
1860 		if (consumed <= 0)
1861 			break;
1862 		else
1863 			remaining -= consumed;
1864 	}
1865 
1866 	printf(END_COMMENT);
1867 }
1868 
1869 static void
1870 acpi_print_srat_memory(ACPI_SRAT_MEM_AFFINITY *mp)
1871 {
1872 
1873 	printf("\tFlags={");
1874 	if (mp->Flags & ACPI_SRAT_MEM_ENABLED)
1875 		printf("ENABLED");
1876 	else
1877 		printf("DISABLED");
1878 	if (mp->Flags & ACPI_SRAT_MEM_HOT_PLUGGABLE)
1879 		printf(",HOT_PLUGGABLE");
1880 	if (mp->Flags & ACPI_SRAT_MEM_NON_VOLATILE)
1881 		printf(",NON_VOLATILE");
1882 	printf("}\n");
1883 	printf("\tBase Address=0x%016jx\n", (uintmax_t)mp->BaseAddress);
1884 	printf("\tLength=0x%016jx\n", (uintmax_t)mp->Length);
1885 	printf("\tProximity Domain=%d\n", mp->ProximityDomain);
1886 }
1887 
1888 static const char *srat_types[] = {
1889     [ACPI_SRAT_TYPE_CPU_AFFINITY] = "CPU",
1890     [ACPI_SRAT_TYPE_MEMORY_AFFINITY] = "Memory",
1891     [ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY] = "X2APIC",
1892     [ACPI_SRAT_TYPE_GICC_AFFINITY] = "GICC",
1893     [ACPI_SRAT_TYPE_GIC_ITS_AFFINITY] = "GIC ITS",
1894 };
1895 
1896 static void
1897 acpi_print_srat(ACPI_SUBTABLE_HEADER *srat)
1898 {
1899 	ACPI_SRAT_CPU_AFFINITY *cpu;
1900 	ACPI_SRAT_X2APIC_CPU_AFFINITY *x2apic;
1901 	ACPI_SRAT_GICC_AFFINITY *gic;
1902 
1903 	if (srat->Type < nitems(srat_types))
1904 		printf("\tType=%s\n", srat_types[srat->Type]);
1905 	else
1906 		printf("\tType=%d (unknown)\n", srat->Type);
1907 	switch (srat->Type) {
1908 	case ACPI_SRAT_TYPE_CPU_AFFINITY:
1909 		cpu = (ACPI_SRAT_CPU_AFFINITY *)srat;
1910 		acpi_print_srat_cpu(cpu->ApicId,
1911 		    cpu->ProximityDomainHi[2] << 24 |
1912 		    cpu->ProximityDomainHi[1] << 16 |
1913 		    cpu->ProximityDomainHi[0] << 0 |
1914 		    cpu->ProximityDomainLo, cpu->Flags);
1915 		break;
1916 	case ACPI_SRAT_TYPE_MEMORY_AFFINITY:
1917 		acpi_print_srat_memory((ACPI_SRAT_MEM_AFFINITY *)srat);
1918 		break;
1919 	case ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY:
1920 		x2apic = (ACPI_SRAT_X2APIC_CPU_AFFINITY *)srat;
1921 		acpi_print_srat_cpu(x2apic->ApicId, x2apic->ProximityDomain,
1922 		    x2apic->Flags);
1923 		break;
1924 	case ACPI_SRAT_TYPE_GICC_AFFINITY:
1925 		gic = (ACPI_SRAT_GICC_AFFINITY *)srat;
1926 		acpi_print_srat_cpu(gic->AcpiProcessorUid, gic->ProximityDomain,
1927 		    gic->Flags);
1928 		break;
1929 	}
1930 }
1931 
1932 static void
1933 acpi_handle_srat(ACPI_TABLE_HEADER *sdp)
1934 {
1935 	ACPI_TABLE_SRAT *srat;
1936 
1937 	printf(BEGIN_COMMENT);
1938 	acpi_print_sdt(sdp);
1939 	srat = (ACPI_TABLE_SRAT *)sdp;
1940 	printf("\tTable Revision=%d\n", srat->TableRevision);
1941 	acpi_walk_subtables(sdp, (srat + 1), acpi_print_srat);
1942 	printf(END_COMMENT);
1943 }
1944 
1945 static const char *nfit_types[] = {
1946     [ACPI_NFIT_TYPE_SYSTEM_ADDRESS] = "System Address",
1947     [ACPI_NFIT_TYPE_MEMORY_MAP] = "Memory Map",
1948     [ACPI_NFIT_TYPE_INTERLEAVE] = "Interleave",
1949     [ACPI_NFIT_TYPE_SMBIOS] = "SMBIOS",
1950     [ACPI_NFIT_TYPE_CONTROL_REGION] = "Control Region",
1951     [ACPI_NFIT_TYPE_DATA_REGION] = "Data Region",
1952     [ACPI_NFIT_TYPE_FLUSH_ADDRESS] = "Flush Address",
1953     [ACPI_NFIT_TYPE_CAPABILITIES] = "Platform Capabilities"
1954 };
1955 
1956 
1957 static void
1958 acpi_print_nfit(ACPI_NFIT_HEADER *nfit)
1959 {
1960 	char *uuidstr;
1961 	uint32_t m, status;
1962 
1963 	ACPI_NFIT_SYSTEM_ADDRESS *sysaddr;
1964 	ACPI_NFIT_MEMORY_MAP *mmap;
1965 	ACPI_NFIT_INTERLEAVE *ileave;
1966 	ACPI_NFIT_CONTROL_REGION *ctlreg;
1967 	ACPI_NFIT_DATA_REGION *datareg;
1968 	ACPI_NFIT_FLUSH_ADDRESS *fladdr;
1969 	ACPI_NFIT_CAPABILITIES *caps;
1970 
1971 	if (nfit->Type < nitems(nfit_types))
1972 		printf("\tType=%s\n", nfit_types[nfit->Type]);
1973 	else
1974 		printf("\tType=%u (unknown)\n", nfit->Type);
1975 	switch (nfit->Type) {
1976 	case ACPI_NFIT_TYPE_SYSTEM_ADDRESS:
1977 		sysaddr = (ACPI_NFIT_SYSTEM_ADDRESS *)nfit;
1978 		printf("\tRangeIndex=%u\n", (u_int)sysaddr->RangeIndex);
1979 		printf("\tProximityDomain=%u\n",
1980 		    (u_int)sysaddr->ProximityDomain);
1981 		uuid_to_string((uuid_t *)(uintptr_t)(sysaddr->RangeGuid),
1982 		    &uuidstr, &status);
1983 		if (status != uuid_s_ok)
1984 			errx(1, "uuid_to_string: status=%u", status);
1985 		printf("\tRangeGuid=%s\n", uuidstr);
1986 		free(uuidstr);
1987 		printf("\tAddress=0x%016jx\n", (uintmax_t)sysaddr->Address);
1988 		printf("\tLength=0x%016jx\n", (uintmax_t)sysaddr->Length);
1989 		printf("\tMemoryMapping=0x%016jx\n",
1990 		    (uintmax_t)sysaddr->MemoryMapping);
1991 
1992 #define PRINTFLAG(var, flag)	printflag((var), ACPI_NFIT_## flag, #flag)
1993 
1994 		printf("\tFlags=");
1995 		PRINTFLAG(sysaddr->Flags, ADD_ONLINE_ONLY);
1996 		PRINTFLAG(sysaddr->Flags, PROXIMITY_VALID);
1997 		PRINTFLAG_END();
1998 
1999 #undef PRINTFLAG
2000 
2001 		break;
2002 	case ACPI_NFIT_TYPE_MEMORY_MAP:
2003 		mmap = (ACPI_NFIT_MEMORY_MAP *)nfit;
2004 		printf("\tDeviceHandle=0x%x\n", (u_int)mmap->DeviceHandle);
2005 		printf("\tPhysicalId=0x%04x\n", (u_int)mmap->PhysicalId);
2006 		printf("\tRegionId=%u\n", (u_int)mmap->RegionId);
2007 		printf("\tRangeIndex=%u\n", (u_int)mmap->RangeIndex);
2008 		printf("\tRegionIndex=%u\n", (u_int)mmap->RegionIndex);
2009 		printf("\tRegionSize=0x%016jx\n", (uintmax_t)mmap->RegionSize);
2010 		printf("\tRegionOffset=0x%016jx\n",
2011 		    (uintmax_t)mmap->RegionOffset);
2012 		printf("\tAddress=0x%016jx\n", (uintmax_t)mmap->Address);
2013 		printf("\tInterleaveIndex=%u\n", (u_int)mmap->InterleaveIndex);
2014 		printf("\tInterleaveWays=%u\n", (u_int)mmap->InterleaveWays);
2015 
2016 #define PRINTFLAG(var, flag)	printflag((var), ACPI_NFIT_MEM_## flag, #flag)
2017 
2018 		printf("\tFlags=");
2019 		PRINTFLAG(mmap->Flags, SAVE_FAILED);
2020 		PRINTFLAG(mmap->Flags, RESTORE_FAILED);
2021 		PRINTFLAG(mmap->Flags, FLUSH_FAILED);
2022 		PRINTFLAG(mmap->Flags, NOT_ARMED);
2023 		PRINTFLAG(mmap->Flags, HEALTH_OBSERVED);
2024 		PRINTFLAG(mmap->Flags, HEALTH_ENABLED);
2025 		PRINTFLAG(mmap->Flags, MAP_FAILED);
2026 		PRINTFLAG_END();
2027 
2028 #undef PRINTFLAG
2029 
2030 		break;
2031 	case ACPI_NFIT_TYPE_INTERLEAVE:
2032 		ileave = (ACPI_NFIT_INTERLEAVE *)nfit;
2033 		printf("\tInterleaveIndex=%u\n",
2034 		    (u_int)ileave->InterleaveIndex);
2035 		printf("\tLineCount=%u\n", (u_int)ileave->LineCount);
2036 		printf("\tLineSize=%u\n", (u_int)ileave->LineSize);
2037 		for (m = 0; m < ileave->LineCount; m++) {
2038 			printf("\tLine%uOffset=0x%08x\n", (u_int)m + 1,
2039 			    (u_int)ileave->LineOffset[m]);
2040 		}
2041 		break;
2042 	case ACPI_NFIT_TYPE_SMBIOS:
2043 		/* XXX smbios->Data[x] output is not supported */
2044 		break;
2045 	case ACPI_NFIT_TYPE_CONTROL_REGION:
2046 		ctlreg = (ACPI_NFIT_CONTROL_REGION *)nfit;
2047 		printf("\tRegionIndex=%u\n", (u_int)ctlreg->RegionIndex);
2048 		printf("\tVendorId=0x%04x\n", (u_int)ctlreg->VendorId);
2049 		printf("\tDeviceId=0x%04x\n", (u_int)ctlreg->DeviceId);
2050 		printf("\tRevisionId=0x%02x\n", (u_int)ctlreg->RevisionId);
2051 		printf("\tSubsystemVendorId=0x%04x\n",
2052 		    (u_int)ctlreg->SubsystemVendorId);
2053 		printf("\tSubsystemDeviceId=0x%04x\n",
2054 		    (u_int)ctlreg->SubsystemDeviceId);
2055 		printf("\tSubsystemRevisionId=0x%02x\n",
2056 		    (u_int)ctlreg->SubsystemRevisionId);
2057 		printf("\tValidFields=0x%02x\n", (u_int)ctlreg->ValidFields);
2058 		printf("\tManufacturingLocation=0x%02x\n",
2059 		    (u_int)ctlreg->ManufacturingLocation);
2060 		printf("\tManufacturingDate=%04x\n",
2061 		    (u_int)be16toh(ctlreg->ManufacturingDate));
2062 		printf("\tSerialNumber=%08X\n",
2063 		    (u_int)be32toh(ctlreg->SerialNumber));
2064 		printf("\tCode=0x%04x\n", (u_int)ctlreg->Code);
2065 		printf("\tWindows=%u\n", (u_int)ctlreg->Windows);
2066 		printf("\tWindowSize=0x%016jx\n",
2067 		    (uintmax_t)ctlreg->WindowSize);
2068 		printf("\tCommandOffset=0x%016jx\n",
2069 		    (uintmax_t)ctlreg->CommandOffset);
2070 		printf("\tCommandSize=0x%016jx\n",
2071 		    (uintmax_t)ctlreg->CommandSize);
2072 		printf("\tStatusOffset=0x%016jx\n",
2073 		    (uintmax_t)ctlreg->StatusOffset);
2074 		printf("\tStatusSize=0x%016jx\n",
2075 		    (uintmax_t)ctlreg->StatusSize);
2076 
2077 #define PRINTFLAG(var, flag)	printflag((var), ACPI_NFIT_## flag, #flag)
2078 
2079 		printf("\tFlags=");
2080 		PRINTFLAG(ctlreg->Flags, CONTROL_BUFFERED);
2081 		PRINTFLAG_END();
2082 
2083 #undef PRINTFLAG
2084 
2085 		break;
2086 	case ACPI_NFIT_TYPE_DATA_REGION:
2087 		datareg = (ACPI_NFIT_DATA_REGION *)nfit;
2088 		printf("\tRegionIndex=%u\n", (u_int)datareg->RegionIndex);
2089 		printf("\tWindows=%u\n", (u_int)datareg->Windows);
2090 		printf("\tOffset=0x%016jx\n", (uintmax_t)datareg->Offset);
2091 		printf("\tSize=0x%016jx\n", (uintmax_t)datareg->Size);
2092 		printf("\tCapacity=0x%016jx\n", (uintmax_t)datareg->Capacity);
2093 		printf("\tStartAddress=0x%016jx\n",
2094 		    (uintmax_t)datareg->StartAddress);
2095 		break;
2096 	case ACPI_NFIT_TYPE_FLUSH_ADDRESS:
2097 		fladdr = (ACPI_NFIT_FLUSH_ADDRESS *)nfit;
2098 		printf("\tDeviceHandle=%u\n", (u_int)fladdr->DeviceHandle);
2099 		printf("\tHintCount=%u\n", (u_int)fladdr->HintCount);
2100 		for (m = 0; m < fladdr->HintCount; m++) {
2101 			printf("\tHintAddress%u=0x%016jx\n", (u_int)m + 1,
2102 			    (uintmax_t)fladdr->HintAddress[m]);
2103 		}
2104 		break;
2105 	case ACPI_NFIT_TYPE_CAPABILITIES:
2106 		caps = (ACPI_NFIT_CAPABILITIES *)nfit;
2107 		printf("\tHighestCapability=%u\n", (u_int)caps->HighestCapability);
2108 
2109 #define PRINTFLAG(var, flag)	printflag((var), ACPI_NFIT_CAPABILITY_## flag, #flag)
2110 
2111 		printf("\tCapabilities=");
2112 		PRINTFLAG(caps->Capabilities, CACHE_FLUSH);
2113 		PRINTFLAG(caps->Capabilities, MEM_FLUSH);
2114 		PRINTFLAG(caps->Capabilities, MEM_MIRRORING);
2115 		PRINTFLAG_END();
2116 
2117 #undef PRINTFLAG
2118 		break;
2119 	}
2120 }
2121 
2122 static void
2123 acpi_handle_nfit(ACPI_TABLE_HEADER *sdp)
2124 {
2125 	ACPI_TABLE_NFIT *nfit;
2126 
2127 	printf(BEGIN_COMMENT);
2128 	acpi_print_sdt(sdp);
2129 	nfit = (ACPI_TABLE_NFIT *)sdp;
2130 	acpi_walk_nfit(sdp, (nfit + 1), acpi_print_nfit);
2131 	printf(END_COMMENT);
2132 }
2133 
2134 static void
2135 acpi_print_sdt(ACPI_TABLE_HEADER *sdp)
2136 {
2137 	printf("  ");
2138 	acpi_print_string(sdp->Signature, ACPI_NAMESEG_SIZE);
2139 	printf(": Length=%d, Revision=%d, Checksum=%d,\n",
2140 	       sdp->Length, sdp->Revision, sdp->Checksum);
2141 	printf("\tOEMID=");
2142 	acpi_print_string(sdp->OemId, ACPI_OEM_ID_SIZE);
2143 	printf(", OEM Table ID=");
2144 	acpi_print_string(sdp->OemTableId, ACPI_OEM_TABLE_ID_SIZE);
2145 	printf(", OEM Revision=0x%x,\n", sdp->OemRevision);
2146 	printf("\tCreator ID=");
2147 	acpi_print_string(sdp->AslCompilerId, ACPI_NAMESEG_SIZE);
2148 	printf(", Creator Revision=0x%x\n", sdp->AslCompilerRevision);
2149 }
2150 
2151 static void
2152 acpi_print_rsdt(ACPI_TABLE_HEADER *rsdp)
2153 {
2154 	ACPI_TABLE_RSDT *rsdt;
2155 	ACPI_TABLE_XSDT *xsdt;
2156 	int	i, entries;
2157 
2158 	rsdt = (ACPI_TABLE_RSDT *)rsdp;
2159 	xsdt = (ACPI_TABLE_XSDT *)rsdp;
2160 	printf(BEGIN_COMMENT);
2161 	acpi_print_sdt(rsdp);
2162 	entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size;
2163 	printf("\tEntries={ ");
2164 	for (i = 0; i < entries; i++) {
2165 		if (i > 0)
2166 			printf(", ");
2167 		if (addr_size == 4)
2168 			printf("0x%08x", le32toh(rsdt->TableOffsetEntry[i]));
2169 		else
2170 			printf("0x%016jx",
2171 			    (uintmax_t)le64toh(xsdt->TableOffsetEntry[i]));
2172 	}
2173 	printf(" }\n");
2174 	printf(END_COMMENT);
2175 }
2176 
2177 static const char *acpi_pm_profiles[] = {
2178 	"Unspecified", "Desktop", "Mobile", "Workstation",
2179 	"Enterprise Server", "SOHO Server", "Appliance PC"
2180 };
2181 
2182 static void
2183 acpi_print_fadt(ACPI_TABLE_HEADER *sdp)
2184 {
2185 	ACPI_TABLE_FADT *fadt;
2186 	const char *pm;
2187 
2188 	fadt = (ACPI_TABLE_FADT *)sdp;
2189 	printf(BEGIN_COMMENT);
2190 	acpi_print_sdt(sdp);
2191 	printf(" \tFACS=0x%x, DSDT=0x%x\n", fadt->Facs,
2192 	       fadt->Dsdt);
2193 	printf("\tINT_MODEL=%s\n", fadt->Model ? "APIC" : "PIC");
2194 	if (fadt->PreferredProfile >= sizeof(acpi_pm_profiles) / sizeof(char *))
2195 		pm = "Reserved";
2196 	else
2197 		pm = acpi_pm_profiles[fadt->PreferredProfile];
2198 	printf("\tPreferred_PM_Profile=%s (%d)\n", pm, fadt->PreferredProfile);
2199 	printf("\tSCI_INT=%d\n", fadt->SciInterrupt);
2200 	printf("\tSMI_CMD=0x%x, ", fadt->SmiCommand);
2201 	printf("ACPI_ENABLE=0x%x, ", fadt->AcpiEnable);
2202 	printf("ACPI_DISABLE=0x%x, ", fadt->AcpiDisable);
2203 	printf("S4BIOS_REQ=0x%x\n", fadt->S4BiosRequest);
2204 	printf("\tPSTATE_CNT=0x%x\n", fadt->PstateControl);
2205 	printf("\tPM1a_EVT_BLK=0x%x-0x%x\n",
2206 	       fadt->Pm1aEventBlock,
2207 	       fadt->Pm1aEventBlock + fadt->Pm1EventLength - 1);
2208 	if (fadt->Pm1bEventBlock != 0)
2209 		printf("\tPM1b_EVT_BLK=0x%x-0x%x\n",
2210 		       fadt->Pm1bEventBlock,
2211 		       fadt->Pm1bEventBlock + fadt->Pm1EventLength - 1);
2212 	printf("\tPM1a_CNT_BLK=0x%x-0x%x\n",
2213 	       fadt->Pm1aControlBlock,
2214 	       fadt->Pm1aControlBlock + fadt->Pm1ControlLength - 1);
2215 	if (fadt->Pm1bControlBlock != 0)
2216 		printf("\tPM1b_CNT_BLK=0x%x-0x%x\n",
2217 		       fadt->Pm1bControlBlock,
2218 		       fadt->Pm1bControlBlock + fadt->Pm1ControlLength - 1);
2219 	if (fadt->Pm2ControlBlock != 0)
2220 		printf("\tPM2_CNT_BLK=0x%x-0x%x\n",
2221 		       fadt->Pm2ControlBlock,
2222 		       fadt->Pm2ControlBlock + fadt->Pm2ControlLength - 1);
2223 	printf("\tPM_TMR_BLK=0x%x-0x%x\n",
2224 	       fadt->PmTimerBlock,
2225 	       fadt->PmTimerBlock + fadt->PmTimerLength - 1);
2226 	if (fadt->Gpe0Block != 0)
2227 		printf("\tGPE0_BLK=0x%x-0x%x\n",
2228 		       fadt->Gpe0Block,
2229 		       fadt->Gpe0Block + fadt->Gpe0BlockLength - 1);
2230 	if (fadt->Gpe1Block != 0)
2231 		printf("\tGPE1_BLK=0x%x-0x%x, GPE1_BASE=%d\n",
2232 		       fadt->Gpe1Block,
2233 		       fadt->Gpe1Block + fadt->Gpe1BlockLength - 1,
2234 		       fadt->Gpe1Base);
2235 	if (fadt->CstControl != 0)
2236 		printf("\tCST_CNT=0x%x\n", fadt->CstControl);
2237 	printf("\tP_LVL2_LAT=%d us, P_LVL3_LAT=%d us\n",
2238 	       fadt->C2Latency, fadt->C3Latency);
2239 	printf("\tFLUSH_SIZE=%d, FLUSH_STRIDE=%d\n",
2240 	       fadt->FlushSize, fadt->FlushStride);
2241 	printf("\tDUTY_OFFSET=%d, DUTY_WIDTH=%d\n",
2242 	       fadt->DutyOffset, fadt->DutyWidth);
2243 	printf("\tDAY_ALRM=%d, MON_ALRM=%d, CENTURY=%d\n",
2244 	       fadt->DayAlarm, fadt->MonthAlarm, fadt->Century);
2245 
2246 #define PRINTFLAG(var, flag)	printflag((var), ACPI_FADT_## flag, #flag)
2247 
2248 	printf("\tIAPC_BOOT_ARCH=");
2249 	PRINTFLAG(fadt->BootFlags, LEGACY_DEVICES);
2250 	PRINTFLAG(fadt->BootFlags, 8042);
2251 	PRINTFLAG(fadt->BootFlags, NO_VGA);
2252 	PRINTFLAG(fadt->BootFlags, NO_MSI);
2253 	PRINTFLAG(fadt->BootFlags, NO_ASPM);
2254 	PRINTFLAG(fadt->BootFlags, NO_CMOS_RTC);
2255 	PRINTFLAG_END();
2256 
2257 	printf("\tFlags=");
2258 	PRINTFLAG(fadt->Flags, WBINVD);
2259 	PRINTFLAG(fadt->Flags, WBINVD_FLUSH);
2260 	PRINTFLAG(fadt->Flags, C1_SUPPORTED);
2261 	PRINTFLAG(fadt->Flags, C2_MP_SUPPORTED);
2262 	PRINTFLAG(fadt->Flags, POWER_BUTTON);
2263 	PRINTFLAG(fadt->Flags, SLEEP_BUTTON);
2264 	PRINTFLAG(fadt->Flags, FIXED_RTC);
2265 	PRINTFLAG(fadt->Flags, S4_RTC_WAKE);
2266 	PRINTFLAG(fadt->Flags, 32BIT_TIMER);
2267 	PRINTFLAG(fadt->Flags, DOCKING_SUPPORTED);
2268 	PRINTFLAG(fadt->Flags, RESET_REGISTER);
2269 	PRINTFLAG(fadt->Flags, SEALED_CASE);
2270 	PRINTFLAG(fadt->Flags, HEADLESS);
2271 	PRINTFLAG(fadt->Flags, SLEEP_TYPE);
2272 	PRINTFLAG(fadt->Flags, PCI_EXPRESS_WAKE);
2273 	PRINTFLAG(fadt->Flags, PLATFORM_CLOCK);
2274 	PRINTFLAG(fadt->Flags, S4_RTC_VALID);
2275 	PRINTFLAG(fadt->Flags, REMOTE_POWER_ON);
2276 	PRINTFLAG(fadt->Flags, APIC_CLUSTER);
2277 	PRINTFLAG(fadt->Flags, APIC_PHYSICAL);
2278 	PRINTFLAG(fadt->Flags, HW_REDUCED);
2279 	PRINTFLAG(fadt->Flags, LOW_POWER_S0);
2280 	PRINTFLAG_END();
2281 
2282 #undef PRINTFLAG
2283 
2284 	if (fadt->Flags & ACPI_FADT_RESET_REGISTER) {
2285 		printf("\tRESET_REG=");
2286 		acpi_print_gas(&fadt->ResetRegister);
2287 		printf(", RESET_VALUE=%#x\n", fadt->ResetValue);
2288 	}
2289 	if (acpi_get_fadt_revision(fadt) > 1) {
2290 		printf("\tX_FACS=0x%016jx, ", (uintmax_t)fadt->XFacs);
2291 		printf("X_DSDT=0x%016jx\n", (uintmax_t)fadt->XDsdt);
2292 		printf("\tX_PM1a_EVT_BLK=");
2293 		acpi_print_gas(&fadt->XPm1aEventBlock);
2294 		if (fadt->XPm1bEventBlock.Address != 0) {
2295 			printf("\n\tX_PM1b_EVT_BLK=");
2296 			acpi_print_gas(&fadt->XPm1bEventBlock);
2297 		}
2298 		printf("\n\tX_PM1a_CNT_BLK=");
2299 		acpi_print_gas(&fadt->XPm1aControlBlock);
2300 		if (fadt->XPm1bControlBlock.Address != 0) {
2301 			printf("\n\tX_PM1b_CNT_BLK=");
2302 			acpi_print_gas(&fadt->XPm1bControlBlock);
2303 		}
2304 		if (fadt->XPm2ControlBlock.Address != 0) {
2305 			printf("\n\tX_PM2_CNT_BLK=");
2306 			acpi_print_gas(&fadt->XPm2ControlBlock);
2307 		}
2308 		printf("\n\tX_PM_TMR_BLK=");
2309 		acpi_print_gas(&fadt->XPmTimerBlock);
2310 		if (fadt->XGpe0Block.Address != 0) {
2311 			printf("\n\tX_GPE0_BLK=");
2312 			acpi_print_gas(&fadt->XGpe0Block);
2313 		}
2314 		if (fadt->XGpe1Block.Address != 0) {
2315 			printf("\n\tX_GPE1_BLK=");
2316 			acpi_print_gas(&fadt->XGpe1Block);
2317 		}
2318 		printf("\n");
2319 	}
2320 
2321 	printf(END_COMMENT);
2322 }
2323 
2324 static void
2325 acpi_print_facs(ACPI_TABLE_FACS *facs)
2326 {
2327 	printf(BEGIN_COMMENT);
2328 	printf("  FACS:\tLength=%u, ", facs->Length);
2329 	printf("HwSig=0x%08x, ", facs->HardwareSignature);
2330 	printf("Firm_Wake_Vec=0x%08x\n", facs->FirmwareWakingVector);
2331 
2332 	printf("\tGlobal_Lock=");
2333 	if (facs->GlobalLock != 0) {
2334 		if (facs->GlobalLock & ACPI_GLOCK_PENDING)
2335 			printf("PENDING,");
2336 		if (facs->GlobalLock & ACPI_GLOCK_OWNED)
2337 			printf("OWNED");
2338 	}
2339 	printf("\n");
2340 
2341 	printf("\tFlags=");
2342 	if (facs->Flags & ACPI_FACS_S4_BIOS_PRESENT)
2343 		printf("S4BIOS");
2344 	printf("\n");
2345 
2346 	if (facs->XFirmwareWakingVector != 0)
2347 		printf("\tX_Firm_Wake_Vec=%016jx\n",
2348 		    (uintmax_t)facs->XFirmwareWakingVector);
2349 	printf("\tVersion=%u\n", facs->Version);
2350 
2351 	printf(END_COMMENT);
2352 }
2353 
2354 static void
2355 acpi_print_dsdt(ACPI_TABLE_HEADER *dsdp)
2356 {
2357 	printf(BEGIN_COMMENT);
2358 	acpi_print_sdt(dsdp);
2359 	printf(END_COMMENT);
2360 }
2361 
2362 int
2363 acpi_checksum(void *p, size_t length)
2364 {
2365 	uint8_t *bp;
2366 	uint8_t sum;
2367 
2368 	bp = p;
2369 	sum = 0;
2370 	while (length--)
2371 		sum += *bp++;
2372 
2373 	return (sum);
2374 }
2375 
2376 static ACPI_TABLE_HEADER *
2377 acpi_map_sdt(vm_offset_t pa)
2378 {
2379 	ACPI_TABLE_HEADER *sp;
2380 
2381 	sp = acpi_map_physical(pa, sizeof(ACPI_TABLE_HEADER));
2382 	sp = acpi_map_physical(pa, sp->Length);
2383 	return (sp);
2384 }
2385 
2386 static void
2387 acpi_print_rsd_ptr(ACPI_TABLE_RSDP *rp)
2388 {
2389 	printf(BEGIN_COMMENT);
2390 	printf("  RSD PTR: OEM=");
2391 	acpi_print_string(rp->OemId, ACPI_OEM_ID_SIZE);
2392 	printf(", ACPI_Rev=%s (%d)\n", rp->Revision < 2 ? "1.0x" : "2.0x",
2393 	       rp->Revision);
2394 	if (rp->Revision < 2) {
2395 		printf("\tRSDT=0x%08x, cksum=%u\n", rp->RsdtPhysicalAddress,
2396 		    rp->Checksum);
2397 	} else {
2398 		printf("\tXSDT=0x%016jx, length=%u, cksum=%u\n",
2399 		    (uintmax_t)rp->XsdtPhysicalAddress, rp->Length,
2400 		    rp->ExtendedChecksum);
2401 	}
2402 	printf(END_COMMENT);
2403 }
2404 
2405 static void
2406 acpi_handle_rsdt(ACPI_TABLE_HEADER *rsdp)
2407 {
2408 	ACPI_TABLE_HEADER *sdp;
2409 	ACPI_TABLE_RSDT *rsdt;
2410 	ACPI_TABLE_XSDT *xsdt;
2411 	vm_offset_t addr;
2412 	int entries, i;
2413 
2414 	acpi_print_rsdt(rsdp);
2415 	rsdt = (ACPI_TABLE_RSDT *)rsdp;
2416 	xsdt = (ACPI_TABLE_XSDT *)rsdp;
2417 	entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size;
2418 	for (i = 0; i < entries; i++) {
2419 		if (addr_size == 4)
2420 			addr = le32toh(rsdt->TableOffsetEntry[i]);
2421 		else
2422 			addr = le64toh(xsdt->TableOffsetEntry[i]);
2423 		if (addr == 0)
2424 			continue;
2425 		sdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(addr);
2426 		if (acpi_checksum(sdp, sdp->Length)) {
2427 			warnx("RSDT entry %d (sig %.4s) is corrupt", i,
2428 			    sdp->Signature);
2429 			continue;
2430 		}
2431 		if (!memcmp(sdp->Signature, ACPI_SIG_BERT, 4))
2432 			acpi_handle_bert(sdp);
2433 		else if (!memcmp(sdp->Signature, ACPI_SIG_EINJ, 4))
2434 			acpi_handle_einj(sdp);
2435 		else if (!memcmp(sdp->Signature, ACPI_SIG_ERST, 4))
2436 			acpi_handle_erst(sdp);
2437 		else if (!memcmp(sdp->Signature, ACPI_SIG_FADT, 4))
2438 			acpi_handle_fadt(sdp);
2439 		else if (!memcmp(sdp->Signature, ACPI_SIG_MADT, 4))
2440 			acpi_handle_madt(sdp);
2441 		else if (!memcmp(sdp->Signature, ACPI_SIG_HEST, 4))
2442 			acpi_handle_hest(sdp);
2443 		else if (!memcmp(sdp->Signature, ACPI_SIG_HPET, 4))
2444 			acpi_handle_hpet(sdp);
2445 		else if (!memcmp(sdp->Signature, ACPI_SIG_ECDT, 4))
2446 			acpi_handle_ecdt(sdp);
2447 		else if (!memcmp(sdp->Signature, ACPI_SIG_MCFG, 4))
2448 			acpi_handle_mcfg(sdp);
2449 		else if (!memcmp(sdp->Signature, ACPI_SIG_SLIT, 4))
2450 			acpi_handle_slit(sdp);
2451 		else if (!memcmp(sdp->Signature, ACPI_SIG_SRAT, 4))
2452 			acpi_handle_srat(sdp);
2453 		else if (!memcmp(sdp->Signature, ACPI_SIG_TCPA, 4))
2454 			acpi_handle_tcpa(sdp);
2455 		else if (!memcmp(sdp->Signature, ACPI_SIG_DMAR, 4))
2456 			acpi_handle_dmar(sdp);
2457 		else if (!memcmp(sdp->Signature, ACPI_SIG_IVRS, 4))
2458 			acpi_handle_ivrs(sdp);
2459 		else if (!memcmp(sdp->Signature, ACPI_SIG_NFIT, 4))
2460 			acpi_handle_nfit(sdp);
2461 		else if (!memcmp(sdp->Signature, ACPI_SIG_WDDT, 4))
2462 			acpi_handle_wddt(sdp);
2463 		else if (!memcmp(sdp->Signature, ACPI_SIG_LPIT, 4))
2464 			acpi_handle_lpit(sdp);
2465 		else if (!memcmp(sdp->Signature, ACPI_SIG_TPM2, 4))
2466 			acpi_handle_tpm2(sdp);
2467 		else {
2468 			printf(BEGIN_COMMENT);
2469 			acpi_print_sdt(sdp);
2470 			printf(END_COMMENT);
2471 		}
2472 	}
2473 }
2474 
2475 ACPI_TABLE_HEADER *
2476 sdt_load_devmem(void)
2477 {
2478 	ACPI_TABLE_RSDP *rp;
2479 	ACPI_TABLE_HEADER *rsdp;
2480 
2481 	rp = acpi_find_rsd_ptr();
2482 	if (!rp)
2483 		errx(1, "Can't find ACPI information");
2484 
2485 	if (tflag)
2486 		acpi_print_rsd_ptr(rp);
2487 	if (rp->Revision < 2) {
2488 		rsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(rp->RsdtPhysicalAddress);
2489 		if (memcmp(rsdp->Signature, "RSDT", 4) != 0 ||
2490 		    acpi_checksum(rsdp, rsdp->Length) != 0)
2491 			errx(1, "RSDT is corrupted");
2492 		addr_size = sizeof(uint32_t);
2493 	} else {
2494 		rsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(rp->XsdtPhysicalAddress);
2495 		if (memcmp(rsdp->Signature, "XSDT", 4) != 0 ||
2496 		    acpi_checksum(rsdp, rsdp->Length) != 0)
2497 			errx(1, "XSDT is corrupted");
2498 		addr_size = sizeof(uint64_t);
2499 	}
2500 	return (rsdp);
2501 }
2502 
2503 /* Write the DSDT to a file, concatenating any SSDTs (if present). */
2504 static int
2505 write_dsdt(int fd, ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdt)
2506 {
2507 	ACPI_TABLE_HEADER sdt;
2508 	ACPI_TABLE_HEADER *ssdt;
2509 	uint8_t sum;
2510 
2511 	/* Create a new checksum to account for the DSDT and any SSDTs. */
2512 	sdt = *dsdt;
2513 	if (rsdt != NULL) {
2514 		sdt.Checksum = 0;
2515 		sum = acpi_checksum(dsdt + 1, dsdt->Length -
2516 		    sizeof(ACPI_TABLE_HEADER));
2517 		ssdt = sdt_from_rsdt(rsdt, ACPI_SIG_SSDT, NULL);
2518 		while (ssdt != NULL) {
2519 			sdt.Length += ssdt->Length - sizeof(ACPI_TABLE_HEADER);
2520 			sum += acpi_checksum(ssdt + 1,
2521 			    ssdt->Length - sizeof(ACPI_TABLE_HEADER));
2522 			ssdt = sdt_from_rsdt(rsdt, ACPI_SIG_SSDT, ssdt);
2523 		}
2524 		sum += acpi_checksum(&sdt, sizeof(ACPI_TABLE_HEADER));
2525 		sdt.Checksum -= sum;
2526 	}
2527 
2528 	/* Write out the DSDT header and body. */
2529 	write(fd, &sdt, sizeof(ACPI_TABLE_HEADER));
2530 	write(fd, dsdt + 1, dsdt->Length - sizeof(ACPI_TABLE_HEADER));
2531 
2532 	/* Write out any SSDTs (if present.) */
2533 	if (rsdt != NULL) {
2534 		ssdt = sdt_from_rsdt(rsdt, "SSDT", NULL);
2535 		while (ssdt != NULL) {
2536 			write(fd, ssdt + 1, ssdt->Length -
2537 			    sizeof(ACPI_TABLE_HEADER));
2538 			ssdt = sdt_from_rsdt(rsdt, "SSDT", ssdt);
2539 		}
2540 	}
2541 	return (0);
2542 }
2543 
2544 void
2545 dsdt_save_file(char *outfile, ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdp)
2546 {
2547 	int	fd;
2548 	mode_t	mode;
2549 
2550 	assert(outfile != NULL);
2551 	mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;
2552 	fd = open(outfile, O_WRONLY | O_CREAT | O_TRUNC, mode);
2553 	if (fd == -1) {
2554 		perror("dsdt_save_file");
2555 		return;
2556 	}
2557 	write_dsdt(fd, rsdt, dsdp);
2558 	close(fd);
2559 }
2560 
2561 void
2562 aml_disassemble(ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdp)
2563 {
2564 	char buf[PATH_MAX], tmpstr[PATH_MAX], wrkdir[PATH_MAX];
2565 	const char *iname = "/acpdump.din";
2566 	const char *oname = "/acpdump.dsl";
2567 	const char *tmpdir;
2568 	FILE *fp;
2569 	size_t len;
2570 	int fd, status;
2571 	pid_t pid;
2572 
2573 	tmpdir = getenv("TMPDIR");
2574 	if (tmpdir == NULL)
2575 		tmpdir = _PATH_TMP;
2576 	if (realpath(tmpdir, buf) == NULL) {
2577 		perror("realpath tmp dir");
2578 		return;
2579 	}
2580 	len = sizeof(wrkdir) - strlen(iname);
2581 	if ((size_t)snprintf(wrkdir, len, "%s/acpidump.XXXXXX", buf) > len-1 ) {
2582 		fprintf(stderr, "$TMPDIR too long\n");
2583 		return;
2584 	}
2585 	if  (mkdtemp(wrkdir) == NULL) {
2586 		perror("mkdtemp tmp working dir");
2587 		return;
2588 	}
2589 	len = (size_t)snprintf(tmpstr, sizeof(tmpstr), "%s%s", wrkdir, iname);
2590 	assert(len <= sizeof(tmpstr) - 1);
2591 	fd = open(tmpstr, O_CREAT | O_WRONLY, S_IRUSR | S_IWUSR);
2592 	if (fd < 0) {
2593 		perror("iasl tmp file");
2594 		return;
2595 	}
2596 	write_dsdt(fd, rsdt, dsdp);
2597 	close(fd);
2598 
2599 	/* Run iasl -d on the temp file */
2600 	if ((pid = fork()) == 0) {
2601 		close(STDOUT_FILENO);
2602 		if (vflag == 0)
2603 			close(STDERR_FILENO);
2604 		execl("/usr/sbin/iasl", "iasl", "-d", tmpstr, NULL);
2605 		err(1, "exec");
2606 	}
2607 	if (pid > 0)
2608 		wait(&status);
2609 	if (unlink(tmpstr) < 0) {
2610 		perror("unlink");
2611 		goto out;
2612 	}
2613 	if (pid < 0) {
2614 		perror("fork");
2615 		goto out;
2616 	}
2617 	if (status != 0) {
2618 		fprintf(stderr, "iasl exit status = %d\n", status);
2619 	}
2620 
2621 	/* Dump iasl's output to stdout */
2622 	len = (size_t)snprintf(tmpstr, sizeof(tmpstr), "%s%s", wrkdir, oname);
2623 	assert(len <= sizeof(tmpstr) - 1);
2624 	fp = fopen(tmpstr, "r");
2625 	if (unlink(tmpstr) < 0) {
2626 		perror("unlink");
2627 		goto out;
2628 	}
2629 	if (fp == NULL) {
2630 		perror("iasl tmp file (read)");
2631 		goto out;
2632 	}
2633 	while ((len = fread(buf, 1, sizeof(buf), fp)) > 0)
2634 		fwrite(buf, 1, len, stdout);
2635 	fclose(fp);
2636 
2637     out:
2638 	if (rmdir(wrkdir) < 0)
2639 		perror("rmdir");
2640 }
2641 
2642 void
2643 sdt_print_all(ACPI_TABLE_HEADER *rsdp)
2644 {
2645 	acpi_handle_rsdt(rsdp);
2646 }
2647 
2648 /* Fetch a table matching the given signature via the RSDT. */
2649 ACPI_TABLE_HEADER *
2650 sdt_from_rsdt(ACPI_TABLE_HEADER *rsdp, const char *sig, ACPI_TABLE_HEADER *last)
2651 {
2652 	ACPI_TABLE_HEADER *sdt;
2653 	ACPI_TABLE_RSDT *rsdt;
2654 	ACPI_TABLE_XSDT *xsdt;
2655 	vm_offset_t addr;
2656 	int entries, i;
2657 
2658 	rsdt = (ACPI_TABLE_RSDT *)rsdp;
2659 	xsdt = (ACPI_TABLE_XSDT *)rsdp;
2660 	entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size;
2661 	for (i = 0; i < entries; i++) {
2662 		if (addr_size == 4)
2663 			addr = le32toh(rsdt->TableOffsetEntry[i]);
2664 		else
2665 			addr = le64toh(xsdt->TableOffsetEntry[i]);
2666 		if (addr == 0)
2667 			continue;
2668 		sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(addr);
2669 		if (last != NULL) {
2670 			if (sdt == last)
2671 				last = NULL;
2672 			continue;
2673 		}
2674 		if (memcmp(sdt->Signature, sig, strlen(sig)))
2675 			continue;
2676 		if (acpi_checksum(sdt, sdt->Length))
2677 			errx(1, "RSDT entry %d is corrupt", i);
2678 		return (sdt);
2679 	}
2680 
2681 	return (NULL);
2682 }
2683 
2684 ACPI_TABLE_HEADER *
2685 dsdt_from_fadt(ACPI_TABLE_FADT *fadt)
2686 {
2687 	ACPI_TABLE_HEADER	*sdt;
2688 
2689 	/* Use the DSDT address if it is version 1, otherwise use XDSDT. */
2690 	if (acpi_get_fadt_revision(fadt) == 1)
2691 		sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->Dsdt);
2692 	else
2693 		sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->XDsdt);
2694 	if (acpi_checksum(sdt, sdt->Length))
2695 		errx(1, "DSDT is corrupt\n");
2696 	return (sdt);
2697 }
2698