acpi.c revision 1.9 1 /* $NetBSD: acpi.c,v 1.9 2014/03/20 14:39:43 riastradh Exp $ */
2
3 /*-
4 * Copyright (c) 1998 Doug Rabson
5 * Copyright (c) 2000 Mitsuru IWASAKI <iwasaki (at) FreeBSD.org>
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $FreeBSD: src/usr.sbin/acpi/acpidump/acpi.c,v 1.37 2009/08/25 20:35:57 jhb Exp $
30 */
31
32 #include <sys/cdefs.h>
33 __RCSID("$NetBSD: acpi.c,v 1.9 2014/03/20 14:39:43 riastradh Exp $");
34
35 #include <sys/param.h>
36 #include <sys/endian.h>
37 #include <sys/stat.h>
38 #include <sys/wait.h>
39 #include <assert.h>
40 #include <err.h>
41 #include <fcntl.h>
42 #include <paths.h>
43 #include <stdio.h>
44 #include <stdint.h>
45 #include <stdlib.h>
46 #include <string.h>
47 #include <unistd.h>
48 #include <stddef.h>
49
50 #include "acpidump.h"
51
52 #define BEGIN_COMMENT "/*\n"
53 #define END_COMMENT " */\n"
54
55 static void acpi_print_string(char *s, size_t length);
56 static void acpi_print_gas(ACPI_GENERIC_ADDRESS *gas);
57 static void acpi_print_pci(uint16_t vendorid, uint16_t deviceid,
58 uint8_t seg, uint8_t bus, uint8_t device, uint8_t func);
59 static void acpi_print_pci_sbfd(uint8_t seg, uint8_t bus, uint8_t device,
60 uint8_t func);
61 #ifdef notyet
62 static void acpi_print_hest_generic_status(ACPI_HEST_GENERIC_STATUS *);
63 static void acpi_print_hest_generic_data(ACPI_HEST_GENERIC_DATA *);
64 #endif
65 static void acpi_print_whea(ACPI_WHEA_HEADER *whea,
66 void (*print_action)(ACPI_WHEA_HEADER *),
67 void (*print_ins)(ACPI_WHEA_HEADER *),
68 void (*print_flags)(ACPI_WHEA_HEADER *));
69 static int acpi_get_fadt_revision(ACPI_TABLE_FADT *fadt);
70 static void acpi_handle_fadt(ACPI_TABLE_HEADER *fadt);
71 static void acpi_print_cpu(u_char cpu_id);
72 static void acpi_print_cpu_uid(uint32_t uid, char *uid_string);
73 static void acpi_print_local_apic(uint32_t apic_id, uint32_t flags);
74 static void acpi_print_io_apic(uint32_t apic_id, uint32_t int_base,
75 uint64_t apic_addr);
76 static void acpi_print_mps_flags(uint16_t flags);
77 static void acpi_print_intr(uint32_t intr, uint16_t mps_flags);
78 static void acpi_print_local_nmi(u_int lint, uint16_t mps_flags);
79 static void acpi_print_madt(ACPI_SUBTABLE_HEADER *mp);
80 static void acpi_handle_bert(ACPI_TABLE_HEADER *sdp);
81 static void acpi_handle_boot(ACPI_TABLE_HEADER *sdp);
82 static void acpi_handle_cpep(ACPI_TABLE_HEADER *sdp);
83 static void acpi_handle_dbgp(ACPI_TABLE_HEADER *sdp);
84 static void acpi_handle_einj(ACPI_TABLE_HEADER *sdp);
85 static void acpi_handle_erst(ACPI_TABLE_HEADER *sdp);
86 static void acpi_handle_hest(ACPI_TABLE_HEADER *sdp);
87 static void acpi_handle_madt(ACPI_TABLE_HEADER *sdp);
88 static void acpi_handle_msct(ACPI_TABLE_HEADER *sdp);
89 static void acpi_handle_ecdt(ACPI_TABLE_HEADER *sdp);
90 static void acpi_handle_hpet(ACPI_TABLE_HEADER *sdp);
91 static void acpi_handle_mcfg(ACPI_TABLE_HEADER *sdp);
92 static void acpi_handle_sbst(ACPI_TABLE_HEADER *sdp);
93 static void acpi_handle_slit(ACPI_TABLE_HEADER *sdp);
94 static void acpi_handle_spcr(ACPI_TABLE_HEADER *sdp);
95 static void acpi_print_srat_cpu(uint32_t apic_id,
96 uint32_t proximity_domain,
97 uint32_t flags, uint32_t clockdomain);
98 static void acpi_print_srat_memory(ACPI_SRAT_MEM_AFFINITY *mp);
99 static void acpi_print_srat(ACPI_SUBTABLE_HEADER *srat);
100 static void acpi_handle_srat(ACPI_TABLE_HEADER *sdp);
101 static void acpi_handle_tcpa(ACPI_TABLE_HEADER *sdp);
102 static void acpi_handle_waet(ACPI_TABLE_HEADER *sdp);
103 static void acpi_handle_wdat(ACPI_TABLE_HEADER *sdp);
104 static void acpi_handle_wdrt(ACPI_TABLE_HEADER *sdp);
105 static void acpi_print_sdt(ACPI_TABLE_HEADER *sdp);
106 static void acpi_dump_bytes(ACPI_TABLE_HEADER *sdp);
107 static void acpi_print_fadt(ACPI_TABLE_HEADER *sdp);
108 static void acpi_print_facs(ACPI_TABLE_FACS *facs);
109 static void acpi_print_dsdt(ACPI_TABLE_HEADER *dsdp);
110 static ACPI_TABLE_HEADER *acpi_map_sdt(vm_offset_t pa);
111 static void acpi_print_rsd_ptr(ACPI_TABLE_RSDP *rp);
112 static void acpi_handle_rsdt(ACPI_TABLE_HEADER *rsdp);
113 static void acpi_walk_subtables(ACPI_TABLE_HEADER *table, void *first,
114 void (*action)(ACPI_SUBTABLE_HEADER *));
115
116 /* Size of an address. 32-bit for ACPI 1.0, 64-bit for ACPI 2.0 and up. */
117 static int addr_size;
118
119 static void
120 acpi_print_string(char *s, size_t length)
121 {
122 int c;
123
124 /* Trim trailing spaces and NULLs */
125 while (length > 0 && (s[length - 1] == ' ' || s[length - 1] == '\0'))
126 length--;
127
128 while (length--) {
129 c = *s++;
130 putchar(c);
131 }
132 }
133
134 static void
135 acpi_print_gas(ACPI_GENERIC_ADDRESS *gas)
136 {
137 switch(gas->SpaceId) {
138 case ACPI_GAS_MEMORY:
139 printf("0x%08lx:%u[%u] (Memory)", (u_long)gas->Address,
140 gas->BitOffset, gas->BitWidth);
141 break;
142 case ACPI_GAS_IO:
143 printf("0x%02lx:%u[%u] (IO)", (u_long)gas->Address,
144 gas->BitOffset, gas->BitWidth);
145 break;
146 case ACPI_GAS_PCI:
147 printf("%x:%x+0x%x (PCI)", (uint16_t)(gas->Address >> 32),
148 (uint16_t)((gas->Address >> 16) & 0xffff),
149 (uint16_t)gas->Address);
150 break;
151 /* XXX How to handle these below? */
152 case ACPI_GAS_EMBEDDED:
153 printf("0x%x:%u[%u] (EC)", (uint16_t)gas->Address,
154 gas->BitOffset, gas->BitWidth);
155 break;
156 case ACPI_GAS_SMBUS:
157 printf("0x%x:%u[%u] (SMBus)", (uint16_t)gas->Address,
158 gas->BitOffset, gas->BitWidth);
159 break;
160 case ACPI_GAS_CMOS:
161 case ACPI_GAS_PCIBAR:
162 case ACPI_GAS_DATATABLE:
163 case ACPI_GAS_FIXED:
164 default:
165 printf("0x%08lx (?)", (u_long)gas->Address);
166 break;
167 }
168 }
169
170 static void
171 acpi_print_pci(uint16_t vendorid, uint16_t deviceid,
172 uint8_t seg, uint8_t bus, uint8_t device, uint8_t func)
173 {
174 if (vendorid == 0xffff && deviceid == 0xffff) {
175 printf("\tPCI Device=NONE\n");
176 return;
177 }
178
179 printf("\tPCI device={\n");
180 printf("\t\tVendor=0x%x\n", vendorid);
181 printf("\t\tDevice=0x%x\n", deviceid);
182 printf("\n");
183 printf("\t\tSegment Group=%d\n", seg);
184 printf("\t\tBus=%d\n", bus);
185 printf("\t\tDevice=%d\n", device);
186 printf("\t\tFunction=%d\n", func);
187 printf("\t}\n");
188 }
189
190 static void
191 acpi_print_pci_sbfd(uint8_t seg, uint8_t bus, uint8_t device, uint8_t func)
192 {
193 if (bus == 0xff && device == 0xff && func == 0xff) {
194 printf("\tPCI Device=NONE\n");
195 return;
196 }
197
198 printf("\tPCI device={\n");
199 printf("\t\tSegment Group=%d\n", seg);
200 printf("\t\tBus=%d\n", bus);
201 printf("\t\tDevice=%d\n", device);
202 printf("\t\tFunction=%d\n", func);
203 printf("\t}\n");
204 }
205
206 #ifdef notyet
207 static void
208 acpi_print_hest_errorseverity(uint32_t error)
209 {
210 printf("\tError Severity={ ");
211 switch (error) {
212 case 0:
213 printf("Recoverable");
214 break;
215 case 1:
216 printf("Fatal");
217 break;
218 case 2:
219 printf("Corrected");
220 break;
221 case 3:
222 printf("None");
223 break;
224 default:
225 printf("%d (reserved)", error);
226 break;
227 }
228 printf("}\n");
229 }
230 #endif
231
232 static void
233 acpi_print_hest_errorbank(ACPI_HEST_IA_ERROR_BANK *bank)
234 {
235 printf("\n");
236 printf("\tBank Number=%d\n", bank->BankNumber);
237 printf("\tClear Status On Init={ %s }\n",
238 bank->ClearStatusOnInit ? "NO" : "YES");
239 printf("\tStatus Data Format={ ");
240 switch (bank->StatusFormat) {
241 case 0:
242 printf("IA32 MCA");
243 break;
244 case 1:
245 printf("EMT64 MCA");
246 break;
247 case 2:
248 printf("AMD64 MCA");
249 break;
250 }
251 printf(" }\n");
252
253 if (bank->ControlRegister)
254 printf("\tControl Register=0x%x\n", bank->ControlRegister);
255 printf("\tControl Init Data=0x%"PRIx64"\n", bank->ControlData);
256 printf("\tStatus MSR=0x%x\n", bank->StatusRegister);
257 printf("\tAddress MSR=0x%x\n", bank->AddressRegister);
258 printf("\tMisc MSR=0x%x\n", bank->MiscRegister);
259 }
260
261 static void
262 acpi_print_hest_header(ACPI_HEST_HEADER *hest)
263 {
264 printf("\tType={ ");
265 switch (hest->Type) {
266 case ACPI_HEST_TYPE_IA32_CHECK:
267 printf("IA32 Machine Check Exception");
268 break;
269 case ACPI_HEST_TYPE_IA32_CORRECTED_CHECK:
270 printf("IA32 Corrected Machine Check\n");
271 break;
272 case ACPI_HEST_TYPE_IA32_NMI:
273 printf("IA32 Non-Maskable Interrupt\n");
274 break;
275 case ACPI_HEST_TYPE_NOT_USED3:
276 case ACPI_HEST_TYPE_NOT_USED4:
277 case ACPI_HEST_TYPE_NOT_USED5:
278 printf("unused type: %d\n", hest->Type);
279 break;
280 case ACPI_HEST_TYPE_AER_ROOT_PORT:
281 printf("PCI Express Root Port AER\n");
282 break;
283 case ACPI_HEST_TYPE_AER_ENDPOINT:
284 printf("PCI Express Endpoint AER\n");
285 break;
286 case ACPI_HEST_TYPE_AER_BRIDGE:
287 printf("PCI Express/PCI-X Bridge AER\n");
288 break;
289 case ACPI_HEST_TYPE_GENERIC_ERROR:
290 printf("Generic Hardware Error Source\n");
291 break;
292 case ACPI_HEST_TYPE_RESERVED:
293 default:
294 printf("Reserved\n");
295 break;
296 }
297 printf(" }\n");
298 printf("\tSourceId=%d\n", hest->SourceId);
299 }
300
301 static void
302 acpi_print_hest_aer_common(ACPI_HEST_AER_COMMON *data)
303 {
304 printf("\tFlags={ ");
305 if (data->Flags & ACPI_HEST_FIRMWARE_FIRST)
306 printf("FIRMWARE_FIRST");
307 if (data->Flags & ACPI_HEST_GLOBAL)
308 printf("GLOBAL");
309 printf(" }\n");
310 printf("\tEnabled={ %s ", data->Flags ? "YES" : "NO");
311 if (data->Flags & ACPI_HEST_FIRMWARE_FIRST)
312 printf("(ignored) ");
313 printf("}\n");
314 printf("\tNumber of Record to pre-allocate=%d\n",
315 data->RecordsToPreallocate);
316 printf("\tMax. Sections per Record=%d\n", data->MaxSectionsPerRecord);
317 if (!(data->Flags & ACPI_HEST_GLOBAL))
318 acpi_print_pci_sbfd(0, data->Bus, data->Device, data->Function);
319 printf("\tDevice Control=0x%x\n", data->DeviceControl);
320 printf("\tUncorrectable Error Mask Register=0x%x\n",
321 data->UncorrectableMask);
322 printf("\tUncorrectable Error Severity Register=0x%x\n",
323 data->UncorrectableSeverity);
324 printf("\tCorrectable Error Mask Register=0x%x\n",
325 data->CorrectableMask);
326 printf("\tAdvanced Capabilities Register=0x%x\n",
327 data->AdvancedCapabilities);
328 }
329
330 static void
331 acpi_print_hest_notify(ACPI_HEST_NOTIFY *notify)
332 {
333 printf("\tHW Error Notification={\n");
334 printf("\t\tType={ ");
335 switch (notify->Type) {
336 case ACPI_HEST_NOTIFY_POLLED:
337 printf("POLLED");
338 break;
339 case ACPI_HEST_NOTIFY_EXTERNAL:
340 printf("EXTERN");
341 break;
342 case ACPI_HEST_NOTIFY_LOCAL:
343 printf("LOCAL");
344 break;
345 case ACPI_HEST_NOTIFY_SCI:
346 printf("SCI");
347 break;
348 case ACPI_HEST_NOTIFY_NMI:
349 printf("NMI");
350 break;
351 case ACPI_HEST_NOTIFY_RESERVED:
352 printf("RESERVED");
353 break;
354 default:
355 printf(" %d (reserved)", notify->Type);
356 break;
357 }
358 printf(" }\n");
359
360 printf("\t\tLength=%d\n", notify->Length);
361 printf("\t\tConfig Write Enable={\n");
362 if (notify->ConfigWriteEnable & ACPI_HEST_TYPE)
363 printf("TYPE");
364 if (notify->ConfigWriteEnable & ACPI_HEST_POLL_INTERVAL)
365 printf("POLL INTERVAL");
366 if (notify->ConfigWriteEnable & ACPI_HEST_POLL_THRESHOLD_VALUE)
367 printf("THRESHOLD VALUE");
368 if (notify->ConfigWriteEnable & ACPI_HEST_POLL_THRESHOLD_WINDOW)
369 printf("THRESHOLD WINDOW");
370 if (notify->ConfigWriteEnable & ACPI_HEST_ERR_THRESHOLD_VALUE)
371 printf("THRESHOLD VALUE");
372 if (notify->ConfigWriteEnable & ACPI_HEST_ERR_THRESHOLD_WINDOW)
373 printf("THRESHOLD WINDOW");
374 printf("}\n");
375
376 printf("\t\tPoll Interval=%d msec\n", notify->PollInterval);
377 printf("\t\tInterrupt Vector=%d\n", notify->Vector);
378 printf("\t\tSwitch To Polling Threshold Value=%d\n",
379 notify->PollingThresholdValue);
380 printf("\t\tSwitch To Polling Threshold Window=%d msec\n",
381 notify->PollingThresholdWindow);
382 printf("\t\tError Threshold Value=%d\n",
383 notify->ErrorThresholdValue);
384 printf("\t\tError Threshold Window=%d msec\n",
385 notify->ErrorThresholdWindow);
386 printf("\t}\n");
387 }
388
389 #ifdef notyet
390 static void
391 acpi_print_hest_generic_status(ACPI_HEST_GENERIC_STATUS *data)
392 {
393 uint32_t i, pos, entries;
394 ACPI_HEST_GENERIC_DATA *gen;
395
396 entries = data->BlockStatus & ACPI_HEST_ERROR_ENTRY_COUNT;
397
398 printf("\tGeneric Error Status={\n");
399 printf("\t\tBlock Status={ ");
400 if (data->BlockStatus & ACPI_HEST_UNCORRECTABLE)
401 printf("UNCORRECTABLE");
402 if (data->BlockStatus & ACPI_HEST_CORRECTABLE)
403 printf("CORRECTABLE");
404 if (data->BlockStatus & ACPI_HEST_MULTIPLE_UNCORRECTABLE)
405 printf("MULTIPLE UNCORRECTABLE");
406 if (data->BlockStatus & ACPI_HEST_MULTIPLE_CORRECTABLE)
407 printf("MULTIPLE CORRECTABLE");
408 printf(" }\n");
409 printf("\t\tEntry Count=%d\n", entries);
410 printf("\t\tRaw Data Offset=%d\n", data->RawDataOffset);
411 printf("\t\tRaw Data Length=%d\n", data->RawDataLength);
412 printf("\t\tData Length=%d\n", data->DataLength);
413 printf("\t");
414 acpi_print_hest_errorseverity(data->ErrorSeverity);
415 printf("\t}\n");
416
417 pos = sizeof(ACPI_HEST_GENERIC_STATUS);
418 for (i = 0; i < entries; i++) {
419 gen = (ACPI_HEST_GENERIC_DATA *)((char *)data + pos);
420 acpi_print_hest_generic_data(gen);
421 pos += sizeof(ACPI_HEST_GENERIC_DATA);
422 }
423 }
424 #endif
425
426 #ifdef notyet
427 static void
428 acpi_print_hest_generic_data(ACPI_HEST_GENERIC_DATA *data)
429 {
430 printf("\tGeneric Error Data={\n");
431 printf("\t\tSectionType=");
432 acpi_print_string((char *)data->SectionType, sizeof(data->SectionType));
433 printf("\n\t");
434 acpi_print_hest_errorseverity(data->ErrorSeverity);
435 printf("\t\tRevision=0x%x\n", data->Revision);
436 printf("\t\tValidation Bits=0x%x\n", data->ValidationBits);
437 printf("\t\tFlags=0x%x\n", data->Flags);
438 printf("\t\tData Length=%d\n", data->ErrorDataLength);
439 printf("\t\tField Replication Unit Id=");
440 acpi_print_string((char *)data->FruId, sizeof(data->FruId));
441 printf("\n");
442 printf("\t\tField Replication Unit=");
443 acpi_print_string((char *)data->FruText, sizeof(data->FruText));
444 printf("\n");
445 printf("\t}\n");
446 }
447 #endif
448
449 static void
450 acpi_print_whea(ACPI_WHEA_HEADER *whea,
451 void (*print_action)(ACPI_WHEA_HEADER *),
452 void (*print_ins)(ACPI_WHEA_HEADER *),
453 void (*print_flags)(ACPI_WHEA_HEADER *))
454 {
455 printf("\n");
456
457 print_action(whea);
458 print_ins(whea);
459 if (print_flags)
460 print_flags(whea);
461 printf("\tRegisterRegion=");
462 acpi_print_gas(&whea->RegisterRegion);
463 printf("\n");
464 printf("\tMASK=0x%08"PRIx64"\n", whea->Mask);
465 }
466
467 static void
468 acpi_print_hest_ia32_check(ACPI_HEST_IA_MACHINE_CHECK *data)
469 {
470 uint32_t i, pos;
471 ACPI_HEST_IA_ERROR_BANK *bank;
472
473 acpi_print_hest_header(&data->Header);
474 printf("\tFlags={ ");
475 if (data->Flags & ACPI_HEST_FIRMWARE_FIRST)
476 printf("FIRMWARE_FIRST");
477 printf(" }\n");
478 printf("\tEnabled={ %s }\n", data->Enabled ? "YES" : "NO");
479 printf("\tNumber of Record to pre-allocate=%d\n",
480 data->RecordsToPreallocate);
481 printf("\tMax Sections per Record=%d\n",
482 data->MaxSectionsPerRecord);
483 printf("\tGlobal Capability Init Data=0x%"PRIx64"\n",
484 data->GlobalCapabilityData);
485 printf("\tGlobal Control Init Data=0x%"PRIx64"\n",
486 data->GlobalControlData);
487 printf("\tNumber of Hardware Error Reporting Banks=%d\n",
488 data->NumHardwareBanks);
489
490 pos = sizeof(ACPI_HEST_IA_MACHINE_CHECK);
491 for (i = 0; i < data->NumHardwareBanks; i++) {
492 bank = (ACPI_HEST_IA_ERROR_BANK *)((char *)data + pos);
493 acpi_print_hest_errorbank(bank);
494 pos += sizeof(ACPI_HEST_IA_ERROR_BANK);
495 }
496 }
497
498 static void
499 acpi_print_hest_ia32_correctedcheck(ACPI_HEST_IA_CORRECTED *data)
500 {
501 uint32_t i, pos;
502 ACPI_HEST_IA_ERROR_BANK *bank;
503
504 acpi_print_hest_header(&data->Header);
505 printf("\tFlags={ ");
506 if (data->Flags & ACPI_HEST_FIRMWARE_FIRST)
507 printf("FIRMWARE_FIRST");
508 printf(" }\n");
509 printf("\tEnabled={ %s }\n", data->Enabled ? "YES" : "NO");
510 printf("\tNumber of Record to pre-allocate=%d\n",
511 data->RecordsToPreallocate);
512 printf("\tMax Sections per Record=%d\n",
513 data->MaxSectionsPerRecord);
514 acpi_print_hest_notify(&data->Notify);
515
516 printf("\tNumber of Hardware Error Reporting Banks=%d\n",
517 data->NumHardwareBanks);
518
519 pos = sizeof(ACPI_HEST_IA_MACHINE_CHECK);
520 for (i = 0; i < data->NumHardwareBanks; i++) {
521 bank = (ACPI_HEST_IA_ERROR_BANK *)((char *)data + pos);
522 acpi_print_hest_errorbank(bank);
523 pos += sizeof(ACPI_HEST_IA_ERROR_BANK);
524 }
525 }
526
527 static void
528 acpi_print_hest_ia32_nmi(ACPI_HEST_IA_NMI *data)
529 {
530 acpi_print_hest_header(&data->Header);
531 printf("\tNumber of Record to pre-allocate=%d\n",
532 data->RecordsToPreallocate);
533 printf("\tMax Sections per Record=%d\n",
534 data->MaxSectionsPerRecord);
535 printf("\tMax Raw Data Length=%d\n",
536 data->MaxRawDataLength);
537 }
538
539 static void
540 acpi_print_hest_aer_root(ACPI_HEST_AER_ROOT *data)
541 {
542 acpi_print_hest_header(&data->Header);
543 acpi_print_hest_aer_common(&data->Aer);
544 printf("Root Error Command Register=0x%x\n", data->RootErrorCommand);
545 }
546
547 static void
548 acpi_print_hest_aer_endpoint(ACPI_HEST_AER *data)
549 {
550 acpi_print_hest_header(&data->Header);
551 acpi_print_hest_aer_common(&data->Aer);
552 }
553
554 static void
555 acpi_print_hest_aer_bridge(ACPI_HEST_AER_BRIDGE *data)
556 {
557 acpi_print_hest_header(&data->Header);
558 acpi_print_hest_aer_common(&data->Aer);
559
560 printf("\tSecondary Uncorrectable Error Mask Register=0x%x\n",
561 data->UncorrectableMask2);
562 printf("\tSecondary Uncorrectable Error Severity Register=0x%x\n",
563 data->UncorrectableSeverity2);
564 printf("\tSecondory Advanced Capabilities Register=0x%x\n",
565 data->AdvancedCapabilities2);
566 }
567
568 static void
569 acpi_print_hest_generic(ACPI_HEST_GENERIC *data)
570 {
571 acpi_print_hest_header(&data->Header);
572 if (data->RelatedSourceId != 0xffff)
573 printf("\tReleated SourceId=%d\n", data->RelatedSourceId);
574 printf("\tEnabled={ %s }\n", data->Enabled ? "YES" : "NO");
575 printf("\tNumber of Records to pre-allocate=%d\n",
576 data->RecordsToPreallocate);
577 printf("\tMax Sections per Record=%d\n",
578 data->MaxSectionsPerRecord);
579 printf("\tMax Raw Data Length=%d\n", data->MaxRawDataLength);
580 printf("\tError Status Address=");
581 acpi_print_gas(&data->ErrorStatusAddress);
582 acpi_print_hest_notify(&data->Notify);
583 printf("\tError Block Length=%d\n", data->ErrorBlockLength);
584 }
585
586 static void
587 acpi_handle_hest(ACPI_TABLE_HEADER *sdp)
588 {
589 ACPI_TABLE_HEST *hest;
590 ACPI_HEST_HEADER *subhest;
591 uint32_t i, pos;
592 void *subtable;
593
594 printf(BEGIN_COMMENT);
595 acpi_print_sdt(sdp);
596 hest = (ACPI_TABLE_HEST *)sdp;
597
598 printf("\tError Source Count=%d\n", hest->ErrorSourceCount);
599 pos = sizeof(ACPI_TABLE_HEST);
600 for (i = 0; i < hest->ErrorSourceCount; i++) {
601 subhest = (ACPI_HEST_HEADER *)((char *)hest + pos);
602 subtable = (void *)((char *)subhest + sizeof(ACPI_HEST_HEADER));
603 printf("\n");
604
605 printf("\tType={ ");
606 switch (subhest->Type) {
607 case ACPI_HEST_TYPE_IA32_CHECK:
608 acpi_print_hest_ia32_check(subtable);
609 pos += sizeof(ACPI_HEST_IA_MACHINE_CHECK);
610 break;
611
612 case ACPI_HEST_TYPE_IA32_CORRECTED_CHECK:
613 acpi_print_hest_ia32_correctedcheck(subtable);
614 pos += sizeof(ACPI_HEST_IA_CORRECTED);
615 break;
616
617 case ACPI_HEST_TYPE_IA32_NMI:
618 acpi_print_hest_ia32_nmi(subtable);
619 pos += sizeof(ACPI_HEST_IA_NMI);
620 break;
621
622 case ACPI_HEST_TYPE_NOT_USED3:
623 case ACPI_HEST_TYPE_NOT_USED4:
624 case ACPI_HEST_TYPE_NOT_USED5:
625 pos += sizeof(ACPI_HEST_HEADER);
626 break;
627
628 case ACPI_HEST_TYPE_AER_ROOT_PORT:
629 acpi_print_hest_aer_root(subtable);
630 pos += sizeof(ACPI_HEST_AER_ROOT);
631 break;
632
633 case ACPI_HEST_TYPE_AER_ENDPOINT:
634 acpi_print_hest_aer_endpoint(subtable);
635 pos += sizeof(ACPI_HEST_AER_ROOT);
636 break;
637
638 case ACPI_HEST_TYPE_AER_BRIDGE:
639 acpi_print_hest_aer_bridge(subtable);
640 pos += sizeof(ACPI_HEST_AER_BRIDGE);
641 break;
642
643 case ACPI_HEST_TYPE_GENERIC_ERROR:
644 acpi_print_hest_generic(subtable);
645 pos += sizeof(ACPI_HEST_GENERIC);
646 break;
647
648 case ACPI_HEST_TYPE_RESERVED:
649 default:
650 pos += sizeof(ACPI_HEST_HEADER);
651 break;
652 }
653 }
654
655 printf(END_COMMENT);
656 }
657
658 /* The FADT revision indicates whether we use the DSDT or X_DSDT addresses. */
659 static int
660 acpi_get_fadt_revision(ACPI_TABLE_FADT *fadt)
661 {
662 int fadt_revision;
663
664 /* Set the FADT revision separately from the RSDP version. */
665 if (addr_size == 8) {
666 fadt_revision = 2;
667
668 /*
669 * A few systems (e.g., IBM T23) have an RSDP that claims
670 * revision 2 but the 64 bit addresses are invalid. If
671 * revision 2 and the 32 bit address is non-zero but the
672 * 32 and 64 bit versions don't match, prefer the 32 bit
673 * version for all subsequent tables.
674 */
675 if (fadt->Facs != 0 &&
676 (fadt->XFacs & 0xffffffff) != fadt->Facs)
677 fadt_revision = 1;
678 } else
679 fadt_revision = 1;
680 return (fadt_revision);
681 }
682
683 static void
684 acpi_handle_fadt(ACPI_TABLE_HEADER *sdp)
685 {
686 ACPI_TABLE_HEADER *dsdp;
687 ACPI_TABLE_FACS *facs;
688 ACPI_TABLE_FADT *fadt;
689 int fadt_revision;
690
691 fadt = (ACPI_TABLE_FADT *)sdp;
692 acpi_print_fadt(sdp);
693
694 fadt_revision = acpi_get_fadt_revision(fadt);
695 if (fadt_revision == 1)
696 facs = (ACPI_TABLE_FACS *)acpi_map_sdt(fadt->Facs);
697 else
698 facs = (ACPI_TABLE_FACS *)acpi_map_sdt(fadt->XFacs);
699 if (memcmp(facs->Signature, ACPI_SIG_FACS, 4) != 0 || facs->Length < 64)
700 errx(EXIT_FAILURE, "FACS is corrupt");
701 acpi_print_facs(facs);
702
703 if (fadt_revision == 1)
704 dsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->Dsdt);
705 else
706 dsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->XDsdt);
707 if (acpi_checksum(dsdp, dsdp->Length))
708 errx(EXIT_FAILURE, "DSDT is corrupt");
709 acpi_print_dsdt(dsdp);
710 }
711
712 static void
713 acpi_walk_subtables(ACPI_TABLE_HEADER *table, void *first,
714 void (*action)(ACPI_SUBTABLE_HEADER *))
715 {
716 ACPI_SUBTABLE_HEADER *subtable;
717 char *end;
718
719 subtable = first;
720 end = (char *)table + table->Length;
721 while ((char *)subtable < end) {
722 printf("\n");
723 action(subtable);
724 subtable = (ACPI_SUBTABLE_HEADER *)((char *)subtable +
725 subtable->Length);
726 }
727 }
728
729 static void
730 acpi_print_cpu(u_char cpu_id)
731 {
732
733 printf("\tACPI CPU=");
734 if (cpu_id == 0xff)
735 printf("ALL\n");
736 else
737 printf("%d\n", (u_int)cpu_id);
738 }
739
740 static void
741 acpi_print_cpu_uid(uint32_t uid, char *uid_string)
742 {
743
744 printf("\tUID=%d", uid);
745 if (uid_string != NULL)
746 printf(" (%s)", uid_string);
747 printf("\n");
748 }
749
750 static void
751 acpi_print_local_apic(uint32_t apic_id, uint32_t flags)
752 {
753
754 printf("\tFlags={");
755 if (flags & ACPI_MADT_ENABLED)
756 printf("ENABLED");
757 else
758 printf("DISABLED");
759 printf("}\n");
760 printf("\tAPIC ID=%d\n", apic_id);
761 }
762
763 static void
764 acpi_print_io_apic(uint32_t apic_id, uint32_t int_base, uint64_t apic_addr)
765 {
766
767 printf("\tAPIC ID=%d\n", apic_id);
768 printf("\tINT BASE=%d\n", int_base);
769 printf("\tADDR=0x%016jx\n", (uintmax_t)apic_addr);
770 }
771
772 static void
773 acpi_print_mps_flags(uint16_t flags)
774 {
775
776 printf("\tFlags={Polarity=");
777 switch (flags & ACPI_MADT_POLARITY_MASK) {
778 case ACPI_MADT_POLARITY_CONFORMS:
779 printf("conforming");
780 break;
781 case ACPI_MADT_POLARITY_ACTIVE_HIGH:
782 printf("active-hi");
783 break;
784 case ACPI_MADT_POLARITY_ACTIVE_LOW:
785 printf("active-lo");
786 break;
787 default:
788 printf("0x%x", flags & ACPI_MADT_POLARITY_MASK);
789 break;
790 }
791 printf(", Trigger=");
792 switch (flags & ACPI_MADT_TRIGGER_MASK) {
793 case ACPI_MADT_TRIGGER_CONFORMS:
794 printf("conforming");
795 break;
796 case ACPI_MADT_TRIGGER_EDGE:
797 printf("edge");
798 break;
799 case ACPI_MADT_TRIGGER_LEVEL:
800 printf("level");
801 break;
802 default:
803 printf("0x%x", (flags & ACPI_MADT_TRIGGER_MASK) >> 2);
804 }
805 printf("}\n");
806 }
807
808 static void
809 acpi_print_intr(uint32_t intr, uint16_t mps_flags)
810 {
811
812 printf("\tINTR=%d\n", intr);
813 acpi_print_mps_flags(mps_flags);
814 }
815
816 static void
817 acpi_print_local_nmi(u_int lint, uint16_t mps_flags)
818 {
819
820 printf("\tLINT Pin=%d\n", lint);
821 acpi_print_mps_flags(mps_flags);
822 }
823
824 const char *apic_types[] = { "Local APIC", "IO APIC", "INT Override", "NMI",
825 "Local APIC NMI", "Local APIC Override",
826 "IO SAPIC", "Local SAPIC", "Platform Interrupt",
827 "Local X2APIC", "Local X2APIC NMI" };
828 const char *platform_int_types[] = { "0 (unknown)", "PMI", "INIT",
829 "Corrected Platform Error" };
830
831 static void
832 acpi_print_madt(ACPI_SUBTABLE_HEADER *mp)
833 {
834 ACPI_MADT_LOCAL_APIC *lapic;
835 ACPI_MADT_IO_APIC *ioapic;
836 ACPI_MADT_INTERRUPT_OVERRIDE *over;
837 ACPI_MADT_NMI_SOURCE *nmi;
838 ACPI_MADT_LOCAL_APIC_NMI *lapic_nmi;
839 ACPI_MADT_LOCAL_APIC_OVERRIDE *lapic_over;
840 ACPI_MADT_IO_SAPIC *iosapic;
841 ACPI_MADT_LOCAL_SAPIC *lsapic;
842 ACPI_MADT_INTERRUPT_SOURCE *isrc;
843 ACPI_MADT_LOCAL_X2APIC *x2apic;
844 ACPI_MADT_LOCAL_X2APIC_NMI *x2apic_nmi;
845
846 if (mp->Type < sizeof(apic_types) / sizeof(apic_types[0]))
847 printf("\tType=%s\n", apic_types[mp->Type]);
848 else
849 printf("\tType=%d (unknown)\n", mp->Type);
850 switch (mp->Type) {
851 case ACPI_MADT_TYPE_LOCAL_APIC:
852 lapic = (ACPI_MADT_LOCAL_APIC *)mp;
853 acpi_print_cpu(lapic->ProcessorId);
854 acpi_print_local_apic(lapic->Id, lapic->LapicFlags);
855 break;
856 case ACPI_MADT_TYPE_IO_APIC:
857 ioapic = (ACPI_MADT_IO_APIC *)mp;
858 acpi_print_io_apic(ioapic->Id, ioapic->GlobalIrqBase,
859 ioapic->Address);
860 break;
861 case ACPI_MADT_TYPE_INTERRUPT_OVERRIDE:
862 over = (ACPI_MADT_INTERRUPT_OVERRIDE *)mp;
863 printf("\tBUS=%d\n", (u_int)over->Bus);
864 printf("\tIRQ=%d\n", (u_int)over->SourceIrq);
865 acpi_print_intr(over->GlobalIrq, over->IntiFlags);
866 break;
867 case ACPI_MADT_TYPE_NMI_SOURCE:
868 nmi = (ACPI_MADT_NMI_SOURCE *)mp;
869 acpi_print_intr(nmi->GlobalIrq, nmi->IntiFlags);
870 break;
871 case ACPI_MADT_TYPE_LOCAL_APIC_NMI:
872 lapic_nmi = (ACPI_MADT_LOCAL_APIC_NMI *)mp;
873 acpi_print_cpu(lapic_nmi->ProcessorId);
874 acpi_print_local_nmi(lapic_nmi->Lint, lapic_nmi->IntiFlags);
875 break;
876 case ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE:
877 lapic_over = (ACPI_MADT_LOCAL_APIC_OVERRIDE *)mp;
878 printf("\tLocal APIC ADDR=0x%016jx\n",
879 (uintmax_t)lapic_over->Address);
880 break;
881 case ACPI_MADT_TYPE_IO_SAPIC:
882 iosapic = (ACPI_MADT_IO_SAPIC *)mp;
883 acpi_print_io_apic(iosapic->Id, iosapic->GlobalIrqBase,
884 iosapic->Address);
885 break;
886 case ACPI_MADT_TYPE_LOCAL_SAPIC:
887 lsapic = (ACPI_MADT_LOCAL_SAPIC *)mp;
888 acpi_print_cpu(lsapic->ProcessorId);
889 acpi_print_local_apic(lsapic->Id, lsapic->LapicFlags);
890 printf("\tAPIC EID=%d\n", (u_int)lsapic->Eid);
891 if (mp->Length > offsetof(ACPI_MADT_LOCAL_SAPIC, Uid))
892 acpi_print_cpu_uid(lsapic->Uid, lsapic->UidString);
893 break;
894 case ACPI_MADT_TYPE_INTERRUPT_SOURCE:
895 isrc = (ACPI_MADT_INTERRUPT_SOURCE *)mp;
896 if (isrc->Type < sizeof(platform_int_types) /
897 sizeof(platform_int_types[0]))
898 printf("\tType=%s\n", platform_int_types[isrc->Type]);
899 else
900 printf("\tType=%d (unknown)\n", isrc->Type);
901 printf("\tAPIC ID=%d\n", (u_int)isrc->Id);
902 printf("\tAPIC EID=%d\n", (u_int)isrc->Eid);
903 printf("\tSAPIC Vector=%d\n", (u_int)isrc->IoSapicVector);
904 acpi_print_intr(isrc->GlobalIrq, isrc->IntiFlags);
905 break;
906 case ACPI_MADT_TYPE_LOCAL_X2APIC:
907 x2apic = (ACPI_MADT_LOCAL_X2APIC *)mp;
908 acpi_print_cpu_uid(x2apic->Uid, NULL);
909 acpi_print_local_apic(x2apic->LocalApicId, x2apic->LapicFlags);
910 break;
911 case ACPI_MADT_TYPE_LOCAL_X2APIC_NMI:
912 x2apic_nmi = (ACPI_MADT_LOCAL_X2APIC_NMI *)mp;
913 acpi_print_cpu_uid(x2apic_nmi->Uid, NULL);
914 acpi_print_local_nmi(x2apic_nmi->Lint, x2apic_nmi->IntiFlags);
915 break;
916 }
917 }
918
919 #ifdef notyet
920 static void
921 acpi_print_bert_region(ACPI_BERT_REGION *region)
922 {
923 uint32_t i, pos, entries;
924 ACPI_HEST_GENERIC_DATA *data;
925
926 printf("\n");
927 printf("\tBlockStatus={ ");
928
929 if (region->BlockStatus & ACPI_BERT_UNCORRECTABLE)
930 printf("Uncorrectable");
931 if (region->BlockStatus & ACPI_BERT_CORRECTABLE)
932 printf("Correctable");
933 if (region->BlockStatus & ACPI_BERT_MULTIPLE_UNCORRECTABLE)
934 printf("Multiple Uncorrectable");
935 if (region->BlockStatus & ACPI_BERT_MULTIPLE_CORRECTABLE)
936 printf("Multiple Correctable");
937 entries = region->BlockStatus & ACPI_BERT_ERROR_ENTRY_COUNT;
938 printf(", Error Entry Count=%d", entries);
939 printf("}\n");
940
941 printf("\tRaw Data Offset=0x%x\n", region->RawDataOffset);
942 printf("\tRaw Data Length=0x%x\n", region->RawDataLength);
943 printf("\tData Length=0x%x\n", region->DataLength);
944
945 acpi_print_hest_errorseverity(region->ErrorSeverity);
946
947 pos = sizeof(ACPI_BERT_REGION);
948 for (i = 0; i < entries; i++) {
949 data = (ACPI_HEST_GENERIC_DATA *)((char *)region + pos);
950 acpi_print_hest_generic_data(data);
951 pos += sizeof(ACPI_HEST_GENERIC_DATA);
952 }
953 }
954 #endif
955
956 static void
957 acpi_handle_bert(ACPI_TABLE_HEADER *sdp)
958 {
959 ACPI_TABLE_BERT *bert;
960
961 printf(BEGIN_COMMENT);
962 acpi_print_sdt(sdp);
963 bert = (ACPI_TABLE_BERT *)sdp;
964
965 printf("\tLength of Boot Error Region=%d bytes\n", bert->RegionLength);
966 printf("\tPhysical Address of Region=0x%"PRIx64"\n", bert->Address);
967
968 printf(END_COMMENT);
969 }
970
971 static void
972 acpi_handle_boot(ACPI_TABLE_HEADER *sdp)
973 {
974 ACPI_TABLE_BOOT *boot;
975
976 printf(BEGIN_COMMENT);
977 acpi_print_sdt(sdp);
978 boot = (ACPI_TABLE_BOOT *)sdp;
979 printf("\tCMOS Index=0x%02x\n", boot->CmosIndex);
980 printf(END_COMMENT);
981 }
982
983 static void
984 acpi_handle_cpep(ACPI_TABLE_HEADER *sdp)
985 {
986 ACPI_TABLE_CPEP *cpep;
987 ACPI_CPEP_POLLING *poll;
988 uint32_t cpep_pos;
989
990 printf(BEGIN_COMMENT);
991 acpi_print_sdt(sdp);
992 cpep = (ACPI_TABLE_CPEP *)sdp;
993
994 cpep_pos = sizeof(ACPI_TABLE_CPEP);
995 while (cpep_pos < sdp->Length) {
996 poll = (ACPI_CPEP_POLLING *)((char *)cpep + cpep_pos);
997 acpi_print_cpu(poll->Id);
998 printf("\tACPI CPU EId=%d\n", poll->Eid);
999 printf("\tPoll Interval=%d msec\n", poll->Interval);
1000 cpep_pos += sizeof(ACPI_CPEP_POLLING);
1001 }
1002 printf(END_COMMENT);
1003 }
1004
1005 static void
1006 acpi_handle_dbgp(ACPI_TABLE_HEADER *sdp)
1007 {
1008 ACPI_TABLE_DBGP *dbgp;
1009
1010 printf(BEGIN_COMMENT);
1011 acpi_print_sdt(sdp);
1012 dbgp = (ACPI_TABLE_DBGP *)sdp;
1013 printf("\tType={");
1014 switch (dbgp->Type) {
1015 case 0:
1016 printf("full 16550");
1017 break;
1018 case 1:
1019 printf("subset of 16550");
1020 break;
1021 }
1022 printf("}\n");
1023 printf("DebugPort=");
1024 acpi_print_gas(&dbgp->DebugPort);
1025 printf(END_COMMENT);
1026 }
1027
1028 static void
1029 acpi_print_einj_action(ACPI_WHEA_HEADER *whea)
1030 {
1031 printf("\tACTION={");
1032 switch (whea->Action) {
1033 case ACPI_EINJ_BEGIN_OPERATION:
1034 printf("Begin Operation");
1035 break;
1036 case ACPI_EINJ_GET_TRIGGER_TABLE:
1037 printf("Get Trigger Table");
1038 break;
1039 case ACPI_EINJ_SET_ERROR_TYPE:
1040 printf("Set Error Type");
1041 break;
1042 case ACPI_EINJ_GET_ERROR_TYPE:
1043 printf("Get Error Type");
1044 break;
1045 case ACPI_EINJ_END_OPERATION:
1046 printf("End Operation");
1047 break;
1048 case ACPI_EINJ_EXECUTE_OPERATION:
1049 printf("Execute Operation");
1050 break;
1051 case ACPI_EINJ_CHECK_BUSY_STATUS:
1052 printf("Check Busy Status");
1053 break;
1054 case ACPI_EINJ_GET_COMMAND_STATUS:
1055 printf("Get Command Status");
1056 break;
1057 case ACPI_EINJ_ACTION_RESERVED:
1058 printf("Preserved");
1059 break;
1060 case ACPI_EINJ_TRIGGER_ERROR:
1061 printf("Trigger Error");
1062 break;
1063 default:
1064 printf("%d", whea->Action);
1065 break;
1066 }
1067 printf("}\n");
1068 }
1069
1070 static void
1071 acpi_print_einj_instruction(ACPI_WHEA_HEADER *whea)
1072 {
1073 uint32_t ins = whea->Instruction;
1074
1075 printf("\tINSTRUCTION={");
1076 switch (ins) {
1077 case ACPI_EINJ_READ_REGISTER:
1078 printf("Read Register");
1079 break;
1080 case ACPI_EINJ_READ_REGISTER_VALUE:
1081 printf("Read Register Value");
1082 break;
1083 case ACPI_EINJ_WRITE_REGISTER:
1084 printf("Write Register");
1085 break;
1086 case ACPI_EINJ_WRITE_REGISTER_VALUE:
1087 printf("Write Register Value");
1088 break;
1089 case ACPI_EINJ_NOOP:
1090 printf("Noop");
1091 break;
1092 case ACPI_EINJ_INSTRUCTION_RESERVED:
1093 printf("Reserved");
1094 break;
1095 default:
1096 printf("%d", ins);
1097 break;
1098 }
1099 printf("}\n");
1100 }
1101
1102 static void
1103 acpi_print_einj_flags(ACPI_WHEA_HEADER *whea)
1104 {
1105 uint32_t flags = whea->Flags;
1106
1107 printf("\tFLAGS={ ");
1108 if (flags & ACPI_EINJ_PRESERVE)
1109 printf("PRESERVED");
1110 printf("}\n");
1111 }
1112
1113 static void
1114 acpi_handle_einj(ACPI_TABLE_HEADER *sdp)
1115 {
1116 ACPI_TABLE_EINJ *einj;
1117 ACPI_EINJ_ENTRY *einj_entry;
1118 uint32_t einj_pos;
1119 u_int i;
1120
1121 printf(BEGIN_COMMENT);
1122 acpi_print_sdt(sdp);
1123 einj = (ACPI_TABLE_EINJ *)sdp;
1124
1125 printf("\tHeader Length=%d\n", einj->HeaderLength);
1126 printf("\tFlags=0x%x\n", einj->Flags);
1127 printf("\tEntries=%d\n", einj->Entries);
1128
1129 einj_pos = sizeof(ACPI_TABLE_EINJ);
1130 for (i = 0; i < einj->Entries; i++) {
1131 einj_entry = (ACPI_EINJ_ENTRY *)((char *)einj + einj_pos);
1132 acpi_print_whea(&einj_entry->WheaHeader,
1133 acpi_print_einj_action, acpi_print_einj_instruction,
1134 acpi_print_einj_flags);
1135 einj_pos += sizeof(ACPI_EINJ_ENTRY);
1136 }
1137 printf(END_COMMENT);
1138 }
1139
1140 static void
1141 acpi_print_erst_action(ACPI_WHEA_HEADER *whea)
1142 {
1143 printf("\tACTION={");
1144 switch (whea->Action) {
1145 case ACPI_ERST_BEGIN_WRITE:
1146 printf("Begin Write");
1147 break;
1148 case ACPI_ERST_BEGIN_READ:
1149 printf("Begin Read");
1150 break;
1151 case ACPI_ERST_BEGIN_CLEAR:
1152 printf("Begin Clear");
1153 break;
1154 case ACPI_ERST_END:
1155 printf("End");
1156 break;
1157 case ACPI_ERST_SET_RECORD_OFFSET:
1158 printf("Set Record Offset");
1159 break;
1160 case ACPI_ERST_EXECUTE_OPERATION:
1161 printf("Execute Operation");
1162 break;
1163 case ACPI_ERST_CHECK_BUSY_STATUS:
1164 printf("Check Busy Status");
1165 break;
1166 case ACPI_ERST_GET_COMMAND_STATUS:
1167 printf("Get Command Status");
1168 break;
1169 case ACPI_ERST_GET_RECORD_ID:
1170 printf("Get Record ID");
1171 break;
1172 case ACPI_ERST_SET_RECORD_ID:
1173 printf("Set Record ID");
1174 break;
1175 case ACPI_ERST_GET_RECORD_COUNT:
1176 printf("Get Record Count");
1177 break;
1178 case ACPI_ERST_BEGIN_DUMMY_WRIITE:
1179 printf("Begin Dummy Write");
1180 break;
1181 case ACPI_ERST_NOT_USED:
1182 printf("Unused");
1183 break;
1184 case ACPI_ERST_GET_ERROR_RANGE:
1185 printf("Get Error Range");
1186 break;
1187 case ACPI_ERST_GET_ERROR_LENGTH:
1188 printf("Get Error Length");
1189 break;
1190 case ACPI_ERST_GET_ERROR_ATTRIBUTES:
1191 printf("Get Error Attributes");
1192 break;
1193 case ACPI_ERST_ACTION_RESERVED:
1194 printf("Reserved");
1195 break;
1196 default:
1197 printf("%d", whea->Action);
1198 break;
1199 }
1200 printf("}\n");
1201 }
1202
1203 static void
1204 acpi_print_erst_instruction(ACPI_WHEA_HEADER *whea)
1205 {
1206 printf("\tINSTRUCTION={");
1207 switch (whea->Instruction) {
1208 case ACPI_ERST_READ_REGISTER:
1209 printf("Read Register");
1210 break;
1211 case ACPI_ERST_READ_REGISTER_VALUE:
1212 printf("Read Register Value");
1213 break;
1214 case ACPI_ERST_WRITE_REGISTER:
1215 printf("Write Register");
1216 break;
1217 case ACPI_ERST_WRITE_REGISTER_VALUE:
1218 printf("Write Register Value");
1219 break;
1220 case ACPI_ERST_NOOP:
1221 printf("Noop");
1222 break;
1223 case ACPI_ERST_LOAD_VAR1:
1224 printf("Load Var1");
1225 break;
1226 case ACPI_ERST_LOAD_VAR2:
1227 printf("Load Var2");
1228 break;
1229 case ACPI_ERST_STORE_VAR1:
1230 printf("Store Var1");
1231 break;
1232 case ACPI_ERST_ADD:
1233 printf("Add");
1234 break;
1235 case ACPI_ERST_SUBTRACT:
1236 printf("Subtract");
1237 break;
1238 case ACPI_ERST_ADD_VALUE:
1239 printf("Add Value");
1240 break;
1241 case ACPI_ERST_SUBTRACT_VALUE:
1242 printf("Subtract Value");
1243 break;
1244 case ACPI_ERST_STALL:
1245 printf("Stall");
1246 break;
1247 case ACPI_ERST_STALL_WHILE_TRUE:
1248 printf("Stall While True");
1249 break;
1250 case ACPI_ERST_SKIP_NEXT_IF_TRUE:
1251 printf("Skip Next If True");
1252 break;
1253 case ACPI_ERST_GOTO:
1254 printf("Goto");
1255 break;
1256 case ACPI_ERST_SET_SRC_ADDRESS_BASE:
1257 printf("Set Src Address Base");
1258 break;
1259 case ACPI_ERST_SET_DST_ADDRESS_BASE:
1260 printf("Set Dst Address Base");
1261 break;
1262 case ACPI_ERST_MOVE_DATA:
1263 printf("Move Data");
1264 break;
1265 case ACPI_ERST_INSTRUCTION_RESERVED:
1266 printf("Reserved");
1267 break;
1268 default:
1269 printf("%d (reserved)", whea->Instruction);
1270 break;
1271 }
1272 printf("}\n");
1273 }
1274
1275 static void
1276 acpi_print_erst_flags(ACPI_WHEA_HEADER *whea)
1277 {
1278 uint32_t flags = whea->Flags;
1279
1280 printf("\tFLAGS={ ");
1281 if (flags & ACPI_ERST_PRESERVE)
1282 printf("PRESERVED");
1283 printf("}\n");
1284 }
1285
1286 static void
1287 acpi_handle_erst(ACPI_TABLE_HEADER *sdp)
1288 {
1289 ACPI_TABLE_ERST *erst;
1290 ACPI_ERST_ENTRY *erst_entry;
1291 uint32_t erst_pos;
1292 u_int i;
1293
1294 printf(BEGIN_COMMENT);
1295 acpi_print_sdt(sdp);
1296 erst = (ACPI_TABLE_ERST *)sdp;
1297
1298 printf("\tHeader Length=%d\n", erst->HeaderLength);
1299 printf("\tEntries=%d\n", erst->Entries);
1300
1301 erst_pos = sizeof(ACPI_TABLE_ERST);
1302 for (i = 0; i < erst->Entries; i++) {
1303 erst_entry = (ACPI_ERST_ENTRY *)((char *)erst + erst_pos);
1304 acpi_print_whea(&erst_entry->WheaHeader,
1305 acpi_print_erst_action, acpi_print_erst_instruction,
1306 acpi_print_erst_flags);
1307 erst_pos += sizeof(ACPI_ERST_ENTRY);
1308 }
1309 printf(END_COMMENT);
1310 }
1311
1312 static void
1313 acpi_handle_madt(ACPI_TABLE_HEADER *sdp)
1314 {
1315 ACPI_TABLE_MADT *madt;
1316
1317 printf(BEGIN_COMMENT);
1318 acpi_print_sdt(sdp);
1319 madt = (ACPI_TABLE_MADT *)sdp;
1320 printf("\tLocal APIC ADDR=0x%08x\n", madt->Address);
1321 printf("\tFlags={");
1322 if (madt->Flags & ACPI_MADT_PCAT_COMPAT)
1323 printf("PC-AT");
1324 printf("}\n");
1325 acpi_walk_subtables(sdp, (madt + 1), acpi_print_madt);
1326 printf(END_COMMENT);
1327 }
1328
1329 static void
1330 acpi_handle_hpet(ACPI_TABLE_HEADER *sdp)
1331 {
1332 ACPI_TABLE_HPET *hpet;
1333
1334 printf(BEGIN_COMMENT);
1335 acpi_print_sdt(sdp);
1336 hpet = (ACPI_TABLE_HPET *)sdp;
1337 printf("\tHPET Number=%d\n", hpet->Sequence);
1338 printf("\tADDR=");
1339 acpi_print_gas(&hpet->Address);
1340 printf("\tHW Rev=0x%x\n", hpet->Id & ACPI_HPET_ID_HARDWARE_REV_ID);
1341 printf("\tComparators=%d\n", (hpet->Id & ACPI_HPET_ID_COMPARATORS) >>
1342 8);
1343 printf("\tCounter Size=%d\n", hpet->Id & ACPI_HPET_ID_COUNT_SIZE_CAP ?
1344 1 : 0);
1345 printf("\tLegacy IRQ routing capable={");
1346 if (hpet->Id & ACPI_HPET_ID_LEGACY_CAPABLE)
1347 printf("TRUE}\n");
1348 else
1349 printf("FALSE}\n");
1350 printf("\tPCI Vendor ID=0x%04x\n", hpet->Id >> 16);
1351 printf("\tMinimal Tick=%d\n", hpet->MinimumTick);
1352 printf(END_COMMENT);
1353 }
1354
1355 static void
1356 acpi_handle_msct(ACPI_TABLE_HEADER *sdp)
1357 {
1358 ACPI_TABLE_MSCT *msct;
1359 ACPI_MSCT_PROXIMITY *msctentry;
1360 uint32_t pos;
1361
1362 printf(BEGIN_COMMENT);
1363 acpi_print_sdt(sdp);
1364 msct = (ACPI_TABLE_MSCT *)sdp;
1365
1366 printf("\tProximity Offset=0x%x\n", msct->ProximityOffset);
1367 printf("\tMax Proximity Domains=%d\n", msct->MaxProximityDomains);
1368 printf("\tMax Clock Domains=%d\n", msct->MaxClockDomains);
1369 printf("\tMax Physical Address=0x%"PRIx64"\n", msct->MaxAddress);
1370
1371 pos = msct->ProximityOffset;
1372 while (pos < msct->Header.Length) {
1373 msctentry = (ACPI_MSCT_PROXIMITY *)((char *)msct + pos);
1374 pos += msctentry->Length;
1375
1376 printf("\n");
1377 printf("\tRevision=%d\n", msctentry->Revision);
1378 printf("\tLength=%d\n", msctentry->Length);
1379 printf("\tRange Start=%d\n", msctentry->RangeStart);
1380 printf("\tRange End=%d\n", msctentry->RangeEnd);
1381 printf("\tProcessor Capacity=%d\n",
1382 msctentry->ProcessorCapacity);
1383 printf("\tMemory Capacity=0x%"PRIx64" byte\n",
1384 msctentry->MemoryCapacity);
1385 }
1386
1387 printf(END_COMMENT);
1388 }
1389
1390 static void
1391 acpi_handle_ecdt(ACPI_TABLE_HEADER *sdp)
1392 {
1393 ACPI_TABLE_ECDT *ecdt;
1394
1395 printf(BEGIN_COMMENT);
1396 acpi_print_sdt(sdp);
1397 ecdt = (ACPI_TABLE_ECDT *)sdp;
1398 printf("\tEC_CONTROL=");
1399 acpi_print_gas(&ecdt->Control);
1400 printf("\n\tEC_DATA=");
1401 acpi_print_gas(&ecdt->Data);
1402 printf("\n\tUID=%#x, ", ecdt->Uid);
1403 printf("GPE_BIT=%#x\n", ecdt->Gpe);
1404 printf("\tEC_ID=%s\n", ecdt->Id);
1405 printf(END_COMMENT);
1406 }
1407
1408 static void
1409 acpi_handle_mcfg(ACPI_TABLE_HEADER *sdp)
1410 {
1411 ACPI_TABLE_MCFG *mcfg;
1412 ACPI_MCFG_ALLOCATION *alloc;
1413 u_int i, entries;
1414
1415 printf(BEGIN_COMMENT);
1416 acpi_print_sdt(sdp);
1417 mcfg = (ACPI_TABLE_MCFG *)sdp;
1418 entries = (sdp->Length - sizeof(ACPI_TABLE_MCFG)) /
1419 sizeof(ACPI_MCFG_ALLOCATION);
1420 alloc = (ACPI_MCFG_ALLOCATION *)(mcfg + 1);
1421 for (i = 0; i < entries; i++, alloc++) {
1422 printf("\n");
1423 printf("\tBase Address=0x%016jx\n", alloc->Address);
1424 printf("\tSegment Group=0x%04x\n", alloc->PciSegment);
1425 printf("\tStart Bus=%d\n", alloc->StartBusNumber);
1426 printf("\tEnd Bus=%d\n", alloc->EndBusNumber);
1427 }
1428 printf(END_COMMENT);
1429 }
1430
1431 static void
1432 acpi_handle_sbst(ACPI_TABLE_HEADER *sdp)
1433 {
1434 ACPI_TABLE_SBST *sbst;
1435
1436 printf(BEGIN_COMMENT);
1437 acpi_print_sdt(sdp);
1438 sbst = (ACPI_TABLE_SBST *)sdp;
1439
1440 printf("\tWarning Level=%d mWh\n", sbst->WarningLevel);
1441 printf("\tLow Level=%d mWh\n", sbst->LowLevel);
1442 printf("\tCritical Level=%d mWh\n", sbst->CriticalLevel);
1443
1444 printf(END_COMMENT);
1445 }
1446
1447 static void
1448 acpi_handle_slit(ACPI_TABLE_HEADER *sdp)
1449 {
1450 ACPI_TABLE_SLIT *slit;
1451 u_int idx;
1452 uint64_t cnt;
1453
1454 printf(BEGIN_COMMENT);
1455 acpi_print_sdt(sdp);
1456 slit = (ACPI_TABLE_SLIT *)sdp;
1457
1458 cnt = slit->LocalityCount * slit->LocalityCount;
1459 printf("\tLocalityCount=%"PRIu64"\n", slit->LocalityCount);
1460 printf("\tEntry=\n\t");
1461 for (idx = 0; idx < cnt; idx++) {
1462 printf("%u ", slit->Entry[idx]);
1463 if ((idx % slit->LocalityCount) == (slit->LocalityCount - 1)) {
1464 printf("\n");
1465 if (idx < cnt - 1)
1466 printf("\t");
1467 }
1468 }
1469
1470 printf(END_COMMENT);
1471 }
1472
1473 static void
1474 acpi_handle_spcr(ACPI_TABLE_HEADER *sdp)
1475 {
1476 ACPI_TABLE_SPCR *spcr;
1477
1478 printf(BEGIN_COMMENT);
1479 acpi_print_sdt(sdp);
1480 spcr = (ACPI_TABLE_SPCR *)sdp;
1481
1482 printf("\tSerial Port=");
1483 acpi_print_gas(&spcr->SerialPort);
1484 printf("\n\tInterrupt Type={");
1485 if (spcr->InterruptType & 0x1) {
1486 printf("\n\t\tdual-8259 IRQ=");
1487 switch (spcr->PcInterrupt) {
1488 case 2 ... 7:
1489 case 9 ... 12:
1490 case 14 ... 15:
1491 printf("%d", spcr->PcInterrupt);
1492 break;
1493 default:
1494 printf("%d (invalid entry)", spcr->PcInterrupt);
1495 break;
1496 }
1497 }
1498 if (spcr->InterruptType & 0x2) {
1499 printf("\n\t\tIO APIC={ GSI=%d }", spcr->Interrupt);
1500 }
1501 if (spcr->InterruptType & 0x4) {
1502 printf("\n\t\tIO SAPIC={ GSI=%d }", spcr->Interrupt);
1503 }
1504 printf("\n\t}\n");
1505
1506 printf("\tBaud Rate=");
1507 switch (spcr->BaudRate) {
1508 case 3:
1509 printf("9600");
1510 break;
1511 case 4:
1512 printf("19200");
1513 break;
1514 case 6:
1515 printf("57600");
1516 break;
1517 case 7:
1518 printf("115200");
1519 break;
1520 default:
1521 printf("unknown speed index %d", spcr->BaudRate);
1522 break;
1523 }
1524 printf("\n\tParity={");
1525 switch (spcr->Parity) {
1526 case 0:
1527 printf("OFF");
1528 break;
1529 default:
1530 printf("ON");
1531 break;
1532 }
1533 printf("}\n");
1534
1535 printf("\tStop Bits={");
1536 switch (spcr->StopBits) {
1537 case 1:
1538 printf("ON");
1539 break;
1540 default:
1541 printf("OFF");
1542 break;
1543 }
1544 printf("}\n");
1545
1546 printf("\tFlow Control={");
1547 if (spcr->FlowControl & 0x1)
1548 printf("DCD, ");
1549 if (spcr->FlowControl & 0x2)
1550 printf("RTS/CTS hardware, ");
1551 if (spcr->FlowControl & 0x4)
1552 printf("XON/XOFF software");
1553 printf("}\n");
1554
1555 printf("\tTerminal=");
1556 switch (spcr->TerminalType) {
1557 case 0:
1558 printf("VT100");
1559 break;
1560 case 1:
1561 printf("VT100+");
1562 break;
1563 case 2:
1564 printf("VT-UTF8");
1565 break;
1566 case 3:
1567 printf("ANSI");
1568 break;
1569 default:
1570 printf("unknown type %d", spcr->TerminalType);
1571 break;
1572 }
1573 printf("\n");
1574
1575 acpi_print_pci(spcr->PciVendorId, spcr->PciDeviceId,
1576 spcr->PciSegment, spcr->PciBus, spcr->PciDevice, spcr->PciFunction);
1577
1578 printf("\tPCI Flags={");
1579 if (spcr->PciFlags & ACPI_SPCR_DO_NOT_DISABLE)
1580 printf("DONOT_DISABLE");
1581 printf("}\n");
1582
1583 printf(END_COMMENT);
1584 }
1585
1586 static void
1587 acpi_print_srat_cpu(uint32_t apic_id, uint32_t proximity_domain,
1588 uint32_t flags, uint32_t clockdomain)
1589 {
1590
1591 printf("\tFlags={");
1592 if (flags & ACPI_SRAT_CPU_ENABLED)
1593 printf("ENABLED");
1594 else
1595 printf("DISABLED");
1596 printf("}\n");
1597 printf("\tAPIC ID=%d\n", apic_id);
1598 printf("\tProximity Domain=%d\n", proximity_domain);
1599 printf("\tClock Domain=%d\n", clockdomain);
1600 }
1601
1602 static void
1603 acpi_print_srat_memory(ACPI_SRAT_MEM_AFFINITY *mp)
1604 {
1605
1606 printf("\tFlags={");
1607 if (mp->Flags & ACPI_SRAT_MEM_ENABLED)
1608 printf("ENABLED");
1609 else
1610 printf("DISABLED");
1611 if (mp->Flags & ACPI_SRAT_MEM_HOT_PLUGGABLE)
1612 printf(",HOT_PLUGGABLE");
1613 if (mp->Flags & ACPI_SRAT_MEM_NON_VOLATILE)
1614 printf(",NON_VOLATILE");
1615 printf("}\n");
1616 printf("\tBase Address=0x%016jx\n", (uintmax_t)mp->BaseAddress);
1617 printf("\tLength=0x%016jx\n", (uintmax_t)mp->Length);
1618 printf("\tProximity Domain=%d\n", mp->ProximityDomain);
1619 }
1620
1621 const char *srat_types[] = { "CPU", "Memory", "X2APIC" };
1622
1623 static void
1624 acpi_print_srat(ACPI_SUBTABLE_HEADER *srat)
1625 {
1626 ACPI_SRAT_CPU_AFFINITY *cpu;
1627 ACPI_SRAT_X2APIC_CPU_AFFINITY *x2apic;
1628
1629 if (srat->Type < sizeof(srat_types) / sizeof(srat_types[0]))
1630 printf("\tType=%s\n", srat_types[srat->Type]);
1631 else
1632 printf("\tType=%d (unknown)\n", srat->Type);
1633 switch (srat->Type) {
1634 case ACPI_SRAT_TYPE_CPU_AFFINITY:
1635 cpu = (ACPI_SRAT_CPU_AFFINITY *)srat;
1636 acpi_print_srat_cpu(cpu->ApicId,
1637 cpu->ProximityDomainHi[2] << 24 |
1638 cpu->ProximityDomainHi[1] << 16 |
1639 cpu->ProximityDomainHi[0] << 0 |
1640 cpu->ProximityDomainLo,
1641 cpu->Flags, cpu->ClockDomain);
1642 break;
1643 case ACPI_SRAT_TYPE_MEMORY_AFFINITY:
1644 acpi_print_srat_memory((ACPI_SRAT_MEM_AFFINITY *)srat);
1645 break;
1646 case ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY:
1647 x2apic = (ACPI_SRAT_X2APIC_CPU_AFFINITY *)srat;
1648 acpi_print_srat_cpu(x2apic->ApicId, x2apic->ProximityDomain,
1649 x2apic->Flags, x2apic->ClockDomain);
1650 break;
1651 }
1652 }
1653
1654 static void
1655 acpi_handle_srat(ACPI_TABLE_HEADER *sdp)
1656 {
1657 ACPI_TABLE_SRAT *srat;
1658
1659 printf(BEGIN_COMMENT);
1660 acpi_print_sdt(sdp);
1661 srat = (ACPI_TABLE_SRAT *)sdp;
1662 printf("\tTable Revision=%d\n", srat->TableRevision);
1663 acpi_walk_subtables(sdp, (srat + 1), acpi_print_srat);
1664 printf(END_COMMENT);
1665 }
1666
1667 static void
1668 acpi_handle_tcpa(ACPI_TABLE_HEADER *sdp)
1669 {
1670 ACPI_TABLE_TCPA *tcpa;
1671
1672 printf(BEGIN_COMMENT);
1673 acpi_print_sdt(sdp);
1674 tcpa = (ACPI_TABLE_TCPA *)sdp;
1675
1676 printf("\tMaximum Length of Event Log Area=%d\n", tcpa->MaxLogLength);
1677 printf("\tPhysical Address of Log Area=0x%08"PRIx64"\n",
1678 tcpa->LogAddress);
1679
1680 printf(END_COMMENT);
1681 }
1682
1683 static void
1684 acpi_handle_waet(ACPI_TABLE_HEADER *sdp)
1685 {
1686 ACPI_TABLE_WAET *waet;
1687
1688 printf(BEGIN_COMMENT);
1689 acpi_print_sdt(sdp);
1690 waet = (ACPI_TABLE_WAET *)sdp;
1691
1692 printf("\tRTC Timer={");
1693 if (waet->Flags & ACPI_WAET_RTC_NO_ACK)
1694 printf("No ACK required");
1695 else
1696 printf("default behaviour");
1697 printf("}\n");
1698 printf("\t ACPI PM Timer={");
1699 if (waet->Flags & ACPI_WAET_TIMER_ONE_READ)
1700 printf("One Read sufficient");
1701 else
1702 printf("default behaviour");
1703 printf("}\n");
1704
1705 printf(END_COMMENT);
1706 }
1707
1708 static void
1709 acpi_print_wdat_action(ACPI_WHEA_HEADER *whea)
1710 {
1711 printf("\tACTION={");
1712 switch (whea->Action) {
1713 case ACPI_WDAT_RESET:
1714 printf("RESET");
1715 break;
1716 case ACPI_WDAT_GET_CURRENT_COUNTDOWN:
1717 printf("GET_CURRENT_COUNTDOWN");
1718 break;
1719 case ACPI_WDAT_GET_COUNTDOWN:
1720 printf("GET_COUNTDOWN");
1721 break;
1722 case ACPI_WDAT_SET_COUNTDOWN:
1723 printf("SET_COUNTDOWN");
1724 break;
1725 case ACPI_WDAT_GET_RUNNING_STATE:
1726 printf("GET_RUNNING_STATE");
1727 break;
1728 case ACPI_WDAT_SET_RUNNING_STATE:
1729 printf("SET_RUNNING_STATE");
1730 break;
1731 case ACPI_WDAT_GET_STOPPED_STATE:
1732 printf("GET_STOPPED_STATE");
1733 break;
1734 case ACPI_WDAT_SET_STOPPED_STATE:
1735 printf("SET_STOPPED_STATE");
1736 break;
1737 case ACPI_WDAT_GET_REBOOT:
1738 printf("GET_REBOOT");
1739 break;
1740 case ACPI_WDAT_SET_REBOOT:
1741 printf("SET_REBOOT");
1742 break;
1743 case ACPI_WDAT_GET_SHUTDOWN:
1744 printf("GET_SHUTDOWN");
1745 break;
1746 case ACPI_WDAT_SET_SHUTDOWN:
1747 printf("SET_SHUTDOWN");
1748 break;
1749 case ACPI_WDAT_GET_STATUS:
1750 printf("GET_STATUS");
1751 break;
1752 case ACPI_WDAT_SET_STATUS:
1753 printf("SET_STATUS");
1754 break;
1755 case ACPI_WDAT_ACTION_RESERVED:
1756 printf("ACTION_RESERVED");
1757 break;
1758 default:
1759 printf("%d", whea->Action);
1760 break;
1761 }
1762 printf("}\n");
1763 }
1764
1765 static void
1766 acpi_print_wdat_instruction(ACPI_WHEA_HEADER *whea)
1767 {
1768 uint32_t ins;
1769
1770 ins = whea->Instruction & ~ACPI_WDAT_PRESERVE_REGISTER;
1771
1772 printf("\tINSTRUCTION={");
1773 switch (ins) {
1774 case ACPI_WDAT_READ_VALUE:
1775 printf("READ_VALUE");
1776 break;
1777 case ACPI_WDAT_READ_COUNTDOWN:
1778 printf("READ_COUNTDOWN");
1779 break;
1780 case ACPI_WDAT_WRITE_VALUE:
1781 printf("WRITE_VALUE");
1782 break;
1783 case ACPI_WDAT_WRITE_COUNTDOWN:
1784 printf("WRITE_COUNTDOWN");
1785 break;
1786 case ACPI_WDAT_INSTRUCTION_RESERVED:
1787 printf("INSTRUCTION_RESERVED");
1788 break;
1789 default:
1790 printf("%d", ins);
1791 break;
1792 }
1793
1794 if (whea->Instruction & ACPI_WDAT_PRESERVE_REGISTER)
1795 printf(", Preserve Register ");
1796
1797 printf("}\n");
1798 }
1799
1800 static void
1801 acpi_handle_wdat(ACPI_TABLE_HEADER *sdp)
1802 {
1803 ACPI_TABLE_WDAT *wdat;
1804 ACPI_WHEA_HEADER *whea;
1805 char *wdat_pos;
1806 u_int i;
1807
1808 printf(BEGIN_COMMENT);
1809 acpi_print_sdt(sdp);
1810 wdat = (ACPI_TABLE_WDAT *)sdp;
1811
1812 printf("\tHeader Length=%d\n", wdat->HeaderLength);
1813
1814 acpi_print_pci_sbfd(wdat->PciSegment, wdat->PciBus, wdat->PciDevice,
1815 wdat->PciFunction);
1816 printf("\n\tTimer Counter Period=%d msec\n", wdat->TimerPeriod);
1817 printf("\tTimer Maximum Counter Value=%d\n", wdat->MaxCount);
1818 printf("\tTimer Minimum Counter Value=%d\n", wdat->MinCount);
1819
1820 printf("\tFlags={");
1821 if (wdat->Flags & ACPI_WDAT_ENABLED)
1822 printf("ENABLED");
1823 if (wdat->Flags & ACPI_WDAT_STOPPED)
1824 printf(", STOPPED");
1825 printf("}\n");
1826
1827 wdat_pos = ((char *)wdat + sizeof(ACPI_TABLE_HEADER)
1828 + wdat->HeaderLength);
1829
1830 for (i = 0; i < wdat->Entries; i++) {
1831 whea = (ACPI_WHEA_HEADER *)wdat_pos;
1832 acpi_print_whea(whea,
1833 acpi_print_wdat_action, acpi_print_wdat_instruction,
1834 NULL);
1835 wdat_pos += sizeof(ACPI_WDAT_ENTRY);
1836 }
1837 printf(END_COMMENT);
1838 }
1839
1840 static void
1841 acpi_handle_wdrt(ACPI_TABLE_HEADER *sdp)
1842 {
1843 ACPI_TABLE_WDRT *wdrt;
1844
1845 printf(BEGIN_COMMENT);
1846 acpi_print_sdt(sdp);
1847 wdrt = (ACPI_TABLE_WDRT *)sdp;
1848
1849 printf("\tControl Register=");
1850 acpi_print_gas(&wdrt->ControlRegister);
1851 printf("\tCount Register=");
1852 acpi_print_gas(&wdrt->CountRegister);
1853 acpi_print_pci(wdrt->PciVendorId, wdrt->PciDeviceId,
1854 wdrt->PciSegment, wdrt->PciBus, wdrt->PciDevice, wdrt->PciFunction);
1855
1856 /* Value must be >= 511 and < 65535 */
1857 printf("\tMaxCount=%d", wdrt->MaxCount);
1858 if (wdrt->MaxCount < 511)
1859 printf(" (Out of Range. Valid range: 511 <= maxcount < 65535)");
1860 printf("\n");
1861
1862 printf("\tUnit={");
1863 switch (wdrt->Units) {
1864 case 0:
1865 printf("1 seconds/count");
1866 break;
1867 case 1:
1868 printf("100 milliseconds/count");
1869 break;
1870 case 2:
1871 printf("10 milliseconds/count");
1872 break;
1873 default:
1874 printf("%d", wdrt->Units);
1875 break;
1876 }
1877 printf("}\n");
1878
1879 printf(END_COMMENT);
1880 }
1881
1882 static void
1883 acpi_print_sdt(ACPI_TABLE_HEADER *sdp)
1884 {
1885 printf(" ");
1886 acpi_print_string(sdp->Signature, ACPI_NAME_SIZE);
1887 printf(": Length=%d, Revision=%d, Checksum=%d",
1888 sdp->Length, sdp->Revision, sdp->Checksum);
1889 if (acpi_checksum(sdp, sdp->Length))
1890 printf(" (Incorrect)");
1891 printf(",\n\tOEMID=");
1892 acpi_print_string(sdp->OemId, ACPI_OEM_ID_SIZE);
1893 printf(", OEM Table ID=");
1894 acpi_print_string(sdp->OemTableId, ACPI_OEM_TABLE_ID_SIZE);
1895 printf(", OEM Revision=0x%x,\n", sdp->OemRevision);
1896 printf("\tCreator ID=");
1897 acpi_print_string(sdp->AslCompilerId, ACPI_NAME_SIZE);
1898 printf(", Creator Revision=0x%x\n", sdp->AslCompilerRevision);
1899 }
1900
1901 static void
1902 acpi_dump_bytes(ACPI_TABLE_HEADER *sdp)
1903 {
1904 unsigned int i;
1905 uint8_t *p;
1906
1907 p = (uint8_t *)sdp;
1908 printf("\n\tData={");
1909 for (i = 0; i < sdp->Length; i++) {
1910 if (cflag) {
1911 if (i % 64 == 0)
1912 printf("\n\t ");
1913 else if (i % 16 == 0)
1914 printf(" ");
1915 printf("%c", (p[i] >= ' ' && p[i] <= '~') ? p[i] : '.');
1916 } else {
1917 if (i % 16 == 0)
1918 printf("\n\t\t");
1919 else if (i % 8 == 0)
1920 printf(" ");
1921 printf(" %02x", p[i]);
1922 }
1923 }
1924 printf("\n\t}\n");
1925 }
1926
1927 static void
1928 acpi_print_rsdt(ACPI_TABLE_HEADER *rsdp)
1929 {
1930 ACPI_TABLE_RSDT *rsdt;
1931 ACPI_TABLE_XSDT *xsdt;
1932 int i, entries;
1933 u_long addr;
1934
1935 rsdt = (ACPI_TABLE_RSDT *)rsdp;
1936 xsdt = (ACPI_TABLE_XSDT *)rsdp;
1937 printf(BEGIN_COMMENT);
1938 acpi_print_sdt(rsdp);
1939 entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size;
1940 printf("\tEntries={ ");
1941 for (i = 0; i < entries; i++) {
1942 if (i > 0)
1943 printf(", ");
1944 switch (addr_size) {
1945 case 4:
1946 addr = le32toh(rsdt->TableOffsetEntry[i]);
1947 break;
1948 case 8:
1949 addr = le64toh(xsdt->TableOffsetEntry[i]);
1950 break;
1951 default:
1952 assert((addr = 0));
1953 }
1954 printf("0x%08lx", addr);
1955 }
1956 printf(" }\n");
1957 printf(END_COMMENT);
1958 }
1959
1960 static const char *acpi_pm_profiles[] = {
1961 "Unspecified", "Desktop", "Mobile", "Workstation",
1962 "Enterprise Server", "SOHO Server", "Appliance PC"
1963 };
1964
1965 static void
1966 acpi_print_fadt(ACPI_TABLE_HEADER *sdp)
1967 {
1968 ACPI_TABLE_FADT *fadt;
1969 const char *pm;
1970 char sep;
1971
1972 fadt = (ACPI_TABLE_FADT *)sdp;
1973 printf(BEGIN_COMMENT);
1974 acpi_print_sdt(sdp);
1975 printf(" \tFACS=0x%x, DSDT=0x%x\n", fadt->Facs,
1976 fadt->Dsdt);
1977 printf("\tINT_MODEL=%s\n", fadt->Model ? "APIC" : "PIC");
1978 if (fadt->PreferredProfile >= sizeof(acpi_pm_profiles) / sizeof(char *))
1979 pm = "Reserved";
1980 else
1981 pm = acpi_pm_profiles[fadt->PreferredProfile];
1982 printf("\tPreferred_PM_Profile=%s (%d)\n", pm, fadt->PreferredProfile);
1983 printf("\tSCI_INT=%d\n", fadt->SciInterrupt);
1984 printf("\tSMI_CMD=0x%x, ", fadt->SmiCommand);
1985 printf("ACPI_ENABLE=0x%x, ", fadt->AcpiEnable);
1986 printf("ACPI_DISABLE=0x%x, ", fadt->AcpiDisable);
1987 printf("S4BIOS_REQ=0x%x\n", fadt->S4BiosRequest);
1988 printf("\tPSTATE_CNT=0x%x\n", fadt->PstateControl);
1989 printf("\tPM1a_EVT_BLK=0x%x-0x%x\n",
1990 fadt->Pm1aEventBlock,
1991 fadt->Pm1aEventBlock + fadt->Pm1EventLength - 1);
1992 if (fadt->Pm1bEventBlock != 0)
1993 printf("\tPM1b_EVT_BLK=0x%x-0x%x\n",
1994 fadt->Pm1bEventBlock,
1995 fadt->Pm1bEventBlock + fadt->Pm1EventLength - 1);
1996 printf("\tPM1a_CNT_BLK=0x%x-0x%x\n",
1997 fadt->Pm1aControlBlock,
1998 fadt->Pm1aControlBlock + fadt->Pm1ControlLength - 1);
1999 if (fadt->Pm1bControlBlock != 0)
2000 printf("\tPM1b_CNT_BLK=0x%x-0x%x\n",
2001 fadt->Pm1bControlBlock,
2002 fadt->Pm1bControlBlock + fadt->Pm1ControlLength - 1);
2003 if (fadt->Pm2ControlBlock != 0)
2004 printf("\tPM2_CNT_BLK=0x%x-0x%x\n",
2005 fadt->Pm2ControlBlock,
2006 fadt->Pm2ControlBlock + fadt->Pm2ControlLength - 1);
2007 printf("\tPM_TMR_BLK=0x%x-0x%x\n",
2008 fadt->PmTimerBlock,
2009 fadt->PmTimerBlock + fadt->PmTimerLength - 1);
2010 if (fadt->Gpe0Block != 0)
2011 printf("\tGPE0_BLK=0x%x-0x%x\n",
2012 fadt->Gpe0Block,
2013 fadt->Gpe0Block + fadt->Gpe0BlockLength - 1);
2014 if (fadt->Gpe1Block != 0)
2015 printf("\tGPE1_BLK=0x%x-0x%x, GPE1_BASE=%d\n",
2016 fadt->Gpe1Block,
2017 fadt->Gpe1Block + fadt->Gpe1BlockLength - 1,
2018 fadt->Gpe1Base);
2019 if (fadt->CstControl != 0)
2020 printf("\tCST_CNT=0x%x\n", fadt->CstControl);
2021 printf("\tP_LVL2_LAT=%d us, P_LVL3_LAT=%d us\n",
2022 fadt->C2Latency, fadt->C3Latency);
2023 printf("\tFLUSH_SIZE=%d, FLUSH_STRIDE=%d\n",
2024 fadt->FlushSize, fadt->FlushStride);
2025 printf("\tDUTY_OFFSET=%d, DUTY_WIDTH=%d\n",
2026 fadt->DutyOffset, fadt->DutyWidth);
2027 printf("\tDAY_ALRM=%d, MON_ALRM=%d, CENTURY=%d\n",
2028 fadt->DayAlarm, fadt->MonthAlarm, fadt->Century);
2029
2030 #define PRINTFLAG(var, flag) do { \
2031 if ((var) & ACPI_FADT_## flag) { \
2032 printf("%c%s", sep, #flag); sep = ','; \
2033 } \
2034 } while (0)
2035
2036 printf("\tIAPC_BOOT_ARCH=");
2037 sep = '{';
2038 PRINTFLAG(fadt->BootFlags, LEGACY_DEVICES);
2039 PRINTFLAG(fadt->BootFlags, 8042);
2040 PRINTFLAG(fadt->BootFlags, NO_VGA);
2041 PRINTFLAG(fadt->BootFlags, NO_MSI);
2042 PRINTFLAG(fadt->BootFlags, NO_ASPM);
2043 if (fadt->BootFlags != 0)
2044 printf("}");
2045 printf("\n");
2046
2047 printf("\tFlags=");
2048 sep = '{';
2049 PRINTFLAG(fadt->Flags, WBINVD);
2050 PRINTFLAG(fadt->Flags, WBINVD_FLUSH);
2051 PRINTFLAG(fadt->Flags, C1_SUPPORTED);
2052 PRINTFLAG(fadt->Flags, C2_MP_SUPPORTED);
2053 PRINTFLAG(fadt->Flags, POWER_BUTTON);
2054 PRINTFLAG(fadt->Flags, SLEEP_BUTTON);
2055 PRINTFLAG(fadt->Flags, FIXED_RTC);
2056 PRINTFLAG(fadt->Flags, S4_RTC_WAKE);
2057 PRINTFLAG(fadt->Flags, 32BIT_TIMER);
2058 PRINTFLAG(fadt->Flags, DOCKING_SUPPORTED);
2059 PRINTFLAG(fadt->Flags, RESET_REGISTER);
2060 PRINTFLAG(fadt->Flags, SEALED_CASE);
2061 PRINTFLAG(fadt->Flags, HEADLESS);
2062 PRINTFLAG(fadt->Flags, SLEEP_TYPE);
2063 PRINTFLAG(fadt->Flags, PCI_EXPRESS_WAKE);
2064 PRINTFLAG(fadt->Flags, PLATFORM_CLOCK);
2065 PRINTFLAG(fadt->Flags, S4_RTC_VALID);
2066 PRINTFLAG(fadt->Flags, REMOTE_POWER_ON);
2067 PRINTFLAG(fadt->Flags, APIC_CLUSTER);
2068 PRINTFLAG(fadt->Flags, APIC_PHYSICAL);
2069 if (fadt->Flags != 0)
2070 printf("}\n");
2071
2072 #undef PRINTFLAG
2073
2074 if (fadt->Flags & ACPI_FADT_RESET_REGISTER) {
2075 printf("\tRESET_REG=");
2076 acpi_print_gas(&fadt->ResetRegister);
2077 printf(", RESET_VALUE=%#x\n", fadt->ResetValue);
2078 }
2079 if (acpi_get_fadt_revision(fadt) > 1) {
2080 printf("\tX_FACS=0x%08lx, ", (u_long)fadt->XFacs);
2081 printf("X_DSDT=0x%08lx\n", (u_long)fadt->XDsdt);
2082 printf("\tX_PM1a_EVT_BLK=");
2083 acpi_print_gas(&fadt->XPm1aEventBlock);
2084 if (fadt->XPm1bEventBlock.Address != 0) {
2085 printf("\n\tX_PM1b_EVT_BLK=");
2086 acpi_print_gas(&fadt->XPm1bEventBlock);
2087 }
2088 printf("\n\tX_PM1a_CNT_BLK=");
2089 acpi_print_gas(&fadt->XPm1aControlBlock);
2090 if (fadt->XPm1bControlBlock.Address != 0) {
2091 printf("\n\tX_PM1b_CNT_BLK=");
2092 acpi_print_gas(&fadt->XPm1bControlBlock);
2093 }
2094 if (fadt->XPm2ControlBlock.Address != 0) {
2095 printf("\n\tX_PM2_CNT_BLK=");
2096 acpi_print_gas(&fadt->XPm2ControlBlock);
2097 }
2098 printf("\n\tX_PM_TMR_BLK=");
2099 acpi_print_gas(&fadt->XPmTimerBlock);
2100 if (fadt->XGpe0Block.Address != 0) {
2101 printf("\n\tX_GPE0_BLK=");
2102 acpi_print_gas(&fadt->XGpe0Block);
2103 }
2104 if (fadt->XGpe1Block.Address != 0) {
2105 printf("\n\tX_GPE1_BLK=");
2106 acpi_print_gas(&fadt->XGpe1Block);
2107 }
2108 printf("\n");
2109 }
2110
2111 printf(END_COMMENT);
2112 }
2113
2114 static void
2115 acpi_print_facs(ACPI_TABLE_FACS *facs)
2116 {
2117 printf(BEGIN_COMMENT);
2118 printf(" FACS:\tLength=%u, ", facs->Length);
2119 printf("HwSig=0x%08x, ", facs->HardwareSignature);
2120 printf("Firm_Wake_Vec=0x%08x\n", facs->FirmwareWakingVector);
2121
2122 printf("\tGlobal_Lock=");
2123 if (facs->GlobalLock != 0) {
2124 if (facs->GlobalLock & ACPI_GLOCK_PENDING)
2125 printf("PENDING,");
2126 if (facs->GlobalLock & ACPI_GLOCK_OWNED)
2127 printf("OWNED");
2128 }
2129 printf("\n");
2130
2131 printf("\tFlags=");
2132 if (facs->Flags & ACPI_FACS_S4_BIOS_PRESENT)
2133 printf("S4BIOS");
2134 printf("\n");
2135
2136 if (facs->XFirmwareWakingVector != 0) {
2137 printf("\tX_Firm_Wake_Vec=%08lx\n",
2138 (u_long)facs->XFirmwareWakingVector);
2139 }
2140 printf("\tVersion=%u\n", facs->Version);
2141
2142 printf(END_COMMENT);
2143 }
2144
2145 static void
2146 acpi_print_dsdt(ACPI_TABLE_HEADER *dsdp)
2147 {
2148 printf(BEGIN_COMMENT);
2149 acpi_print_sdt(dsdp);
2150 printf(END_COMMENT);
2151 }
2152
2153 int
2154 acpi_checksum(void *p, size_t length)
2155 {
2156 uint8_t *bp;
2157 uint8_t sum;
2158
2159 bp = p;
2160 sum = 0;
2161 while (length--)
2162 sum += *bp++;
2163
2164 return (sum);
2165 }
2166
2167 static ACPI_TABLE_HEADER *
2168 acpi_map_sdt(vm_offset_t pa)
2169 {
2170 ACPI_TABLE_HEADER *sp;
2171
2172 sp = acpi_map_physical(pa, sizeof(ACPI_TABLE_HEADER));
2173 sp = acpi_map_physical(pa, sp->Length);
2174 return (sp);
2175 }
2176
2177 static void
2178 acpi_print_rsd_ptr(ACPI_TABLE_RSDP *rp)
2179 {
2180 printf(BEGIN_COMMENT);
2181 printf(" RSD PTR: OEM=");
2182 acpi_print_string(rp->OemId, ACPI_OEM_ID_SIZE);
2183 printf(", ACPI_Rev=%s (%d)\n", rp->Revision < 2 ? "1.0x" : "2.0x",
2184 rp->Revision);
2185 if (rp->Revision < 2) {
2186 printf("\tRSDT=0x%08x, cksum=%u\n", rp->RsdtPhysicalAddress,
2187 rp->Checksum);
2188 } else {
2189 printf("\tXSDT=0x%08lx, length=%u, cksum=%u\n",
2190 (u_long)rp->XsdtPhysicalAddress, rp->Length,
2191 rp->ExtendedChecksum);
2192 }
2193 printf(END_COMMENT);
2194 }
2195
2196 static void
2197 acpi_handle_rsdt(ACPI_TABLE_HEADER *rsdp)
2198 {
2199 ACPI_TABLE_HEADER *sdp;
2200 ACPI_TABLE_RSDT *rsdt;
2201 ACPI_TABLE_XSDT *xsdt;
2202 vm_offset_t addr;
2203 int entries, i;
2204
2205 acpi_print_rsdt(rsdp);
2206 rsdt = (ACPI_TABLE_RSDT *)rsdp;
2207 xsdt = (ACPI_TABLE_XSDT *)rsdp;
2208 entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size;
2209 for (i = 0; i < entries; i++) {
2210 switch (addr_size) {
2211 case 4:
2212 addr = le32toh(rsdt->TableOffsetEntry[i]);
2213 break;
2214 case 8:
2215 addr = le64toh(xsdt->TableOffsetEntry[i]);
2216 break;
2217 default:
2218 assert((addr = 0));
2219 }
2220
2221 sdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(addr);
2222 if (acpi_checksum(sdp, sdp->Length)) {
2223 warnx("RSDT entry %d (sig %.4s) is corrupt", i,
2224 sdp->Signature);
2225 if (sflag)
2226 continue;
2227 }
2228 if (!memcmp(sdp->Signature, ACPI_SIG_FADT, 4))
2229 acpi_handle_fadt(sdp);
2230 else if (!memcmp(sdp->Signature, ACPI_SIG_BERT, 4))
2231 acpi_handle_bert(sdp);
2232 else if (!memcmp(sdp->Signature, ACPI_SIG_BOOT, 4))
2233 acpi_handle_boot(sdp);
2234 else if (!memcmp(sdp->Signature, ACPI_SIG_CPEP, 4))
2235 acpi_handle_cpep(sdp);
2236 else if (!memcmp(sdp->Signature, ACPI_SIG_DBGP, 4))
2237 acpi_handle_dbgp(sdp);
2238 else if (!memcmp(sdp->Signature, ACPI_SIG_EINJ, 4))
2239 acpi_handle_einj(sdp);
2240 else if (!memcmp(sdp->Signature, ACPI_SIG_ERST, 4))
2241 acpi_handle_erst(sdp);
2242 else if (!memcmp(sdp->Signature, ACPI_SIG_MADT, 4))
2243 acpi_handle_madt(sdp);
2244 else if (!memcmp(sdp->Signature, ACPI_SIG_MSCT, 4))
2245 acpi_handle_msct(sdp);
2246 else if (!memcmp(sdp->Signature, ACPI_SIG_HEST, 4))
2247 acpi_handle_hest(sdp);
2248 else if (!memcmp(sdp->Signature, ACPI_SIG_HPET, 4))
2249 acpi_handle_hpet(sdp);
2250 else if (!memcmp(sdp->Signature, ACPI_SIG_ECDT, 4))
2251 acpi_handle_ecdt(sdp);
2252 else if (!memcmp(sdp->Signature, ACPI_SIG_MCFG, 4))
2253 acpi_handle_mcfg(sdp);
2254 else if (!memcmp(sdp->Signature, ACPI_SIG_SBST, 4))
2255 acpi_handle_sbst(sdp);
2256 else if (!memcmp(sdp->Signature, ACPI_SIG_SLIT, 4))
2257 acpi_handle_slit(sdp);
2258 else if (!memcmp(sdp->Signature, ACPI_SIG_SPCR, 4))
2259 acpi_handle_spcr(sdp);
2260 else if (!memcmp(sdp->Signature, ACPI_SIG_SRAT, 4))
2261 acpi_handle_srat(sdp);
2262 else if (!memcmp(sdp->Signature, ACPI_SIG_TCPA, 4))
2263 acpi_handle_tcpa(sdp);
2264 else if (!memcmp(sdp->Signature, ACPI_SIG_WAET, 4))
2265 acpi_handle_waet(sdp);
2266 else if (!memcmp(sdp->Signature, ACPI_SIG_WDAT, 4))
2267 acpi_handle_wdat(sdp);
2268 else if (!memcmp(sdp->Signature, ACPI_SIG_WDRT, 4))
2269 acpi_handle_wdrt(sdp);
2270 else {
2271 printf(BEGIN_COMMENT);
2272 acpi_print_sdt(sdp);
2273 acpi_dump_bytes(sdp);
2274 printf(END_COMMENT);
2275 }
2276 }
2277 }
2278
2279 ACPI_TABLE_HEADER *
2280 sdt_load_devmem(void)
2281 {
2282 ACPI_TABLE_RSDP *rp;
2283 ACPI_TABLE_HEADER *rsdp;
2284
2285 rp = acpi_find_rsd_ptr();
2286 if (!rp)
2287 errx(EXIT_FAILURE, "Can't find ACPI information");
2288
2289 if (tflag)
2290 acpi_print_rsd_ptr(rp);
2291 if (rp->Revision < 2) {
2292 rsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(rp->RsdtPhysicalAddress);
2293 if (memcmp(rsdp->Signature, "RSDT", 4) != 0 ||
2294 acpi_checksum(rsdp, rsdp->Length) != 0)
2295 errx(EXIT_FAILURE, "RSDT is corrupted");
2296 addr_size = sizeof(uint32_t);
2297 } else {
2298 rsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(rp->XsdtPhysicalAddress);
2299 if (memcmp(rsdp->Signature, "XSDT", 4) != 0 ||
2300 acpi_checksum(rsdp, rsdp->Length) != 0)
2301 errx(EXIT_FAILURE, "XSDT is corrupted");
2302 addr_size = sizeof(uint64_t);
2303 }
2304 return (rsdp);
2305 }
2306
2307 /* Write the DSDT to a file, concatenating any SSDTs (if present). */
2308 static int
2309 write_dsdt(int fd, ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdt)
2310 {
2311 ACPI_TABLE_HEADER sdt;
2312 ACPI_TABLE_HEADER *ssdt;
2313 uint8_t sum;
2314
2315 /* Create a new checksum to account for the DSDT and any SSDTs. */
2316 sdt = *dsdt;
2317 if (rsdt != NULL) {
2318 sdt.Checksum = 0;
2319 sum = acpi_checksum(dsdt + 1, dsdt->Length -
2320 sizeof(ACPI_TABLE_HEADER));
2321 ssdt = sdt_from_rsdt(rsdt, ACPI_SIG_SSDT, NULL);
2322 while (ssdt != NULL) {
2323 sdt.Length += ssdt->Length - sizeof(ACPI_TABLE_HEADER);
2324 sum += acpi_checksum(ssdt + 1,
2325 ssdt->Length - sizeof(ACPI_TABLE_HEADER));
2326 ssdt = sdt_from_rsdt(rsdt, ACPI_SIG_SSDT, ssdt);
2327 }
2328 sum += acpi_checksum(&sdt, sizeof(ACPI_TABLE_HEADER));
2329 sdt.Checksum -= sum;
2330 }
2331
2332 /* Write out the DSDT header and body. */
2333 write(fd, &sdt, sizeof(ACPI_TABLE_HEADER));
2334 write(fd, dsdt + 1, dsdt->Length - sizeof(ACPI_TABLE_HEADER));
2335
2336 /* Write out any SSDTs (if present.) */
2337 if (rsdt != NULL) {
2338 ssdt = sdt_from_rsdt(rsdt, "SSDT", NULL);
2339 while (ssdt != NULL) {
2340 write(fd, ssdt + 1, ssdt->Length -
2341 sizeof(ACPI_TABLE_HEADER));
2342 ssdt = sdt_from_rsdt(rsdt, "SSDT", ssdt);
2343 }
2344 }
2345 return (0);
2346 }
2347
2348 void
2349 dsdt_save_file(char *outfile, ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdp)
2350 {
2351 int fd;
2352 mode_t mode;
2353
2354 assert(outfile != NULL);
2355 mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;
2356 fd = open(outfile, O_WRONLY | O_CREAT | O_TRUNC, mode);
2357 if (fd == -1) {
2358 perror("dsdt_save_file");
2359 return;
2360 }
2361 write_dsdt(fd, rsdt, dsdp);
2362 close(fd);
2363 }
2364
2365 void
2366 aml_disassemble(ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdp)
2367 {
2368 char buf[MAXPATHLEN], tmpstr[MAXPATHLEN];
2369 const char *tmpdir;
2370 char *tmpext;
2371 FILE *fp;
2372 size_t len;
2373 int fd;
2374
2375 if (rsdt == NULL)
2376 errx(EXIT_FAILURE, "aml_disassemble: invalid rsdt");
2377 if (dsdp == NULL)
2378 errx(EXIT_FAILURE, "aml_disassemble: invalid dsdp");
2379
2380 tmpdir = getenv("TMPDIR");
2381 if (tmpdir == NULL)
2382 tmpdir = _PATH_TMP;
2383 strlcpy(tmpstr, tmpdir, sizeof(tmpstr));
2384 if (realpath(tmpstr, buf) == NULL) {
2385 perror("realpath tmp file");
2386 return;
2387 }
2388 strlcpy(tmpstr, buf, sizeof(tmpstr));
2389 strlcat(tmpstr, "/acpidump.", sizeof(tmpstr));
2390 len = strlen(tmpstr);
2391 tmpext = tmpstr + len;
2392 strlcpy(tmpext, "XXXXXX", sizeof(tmpstr) - len);
2393 fd = mkstemp(tmpstr);
2394 if (fd < 0) {
2395 perror("iasl tmp file");
2396 return;
2397 }
2398 write_dsdt(fd, rsdt, dsdp);
2399 close(fd);
2400
2401 /* Run iasl -d on the temp file */
2402 if (fork() == 0) {
2403 close(STDOUT_FILENO);
2404 if (vflag == 0)
2405 close(STDERR_FILENO);
2406 execl("/usr/bin/iasl", "iasl", "-d", tmpstr, NULL);
2407 err(EXIT_FAILURE, "exec");
2408 }
2409
2410 wait(NULL);
2411 unlink(tmpstr);
2412
2413 /* Dump iasl's output to stdout */
2414 strlcpy(tmpext, "dsl", sizeof(tmpstr) - len);
2415 fp = fopen(tmpstr, "r");
2416 unlink(tmpstr);
2417 if (fp == NULL) {
2418 perror("iasl tmp file (read)");
2419 return;
2420 }
2421 while ((len = fread(buf, 1, sizeof(buf), fp)) > 0)
2422 fwrite(buf, 1, len, stdout);
2423 fclose(fp);
2424 }
2425
2426 void
2427 sdt_print_all(ACPI_TABLE_HEADER *rsdp)
2428 {
2429 acpi_handle_rsdt(rsdp);
2430 }
2431
2432 /* Fetch a table matching the given signature via the RSDT. */
2433 ACPI_TABLE_HEADER *
2434 sdt_from_rsdt(ACPI_TABLE_HEADER *rsdp, const char *sig, ACPI_TABLE_HEADER *last)
2435 {
2436 ACPI_TABLE_HEADER *sdt;
2437 ACPI_TABLE_RSDT *rsdt;
2438 ACPI_TABLE_XSDT *xsdt;
2439 vm_offset_t addr;
2440 int entries, i;
2441
2442 rsdt = (ACPI_TABLE_RSDT *)rsdp;
2443 xsdt = (ACPI_TABLE_XSDT *)rsdp;
2444 entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size;
2445 for (i = 0; i < entries; i++) {
2446 switch (addr_size) {
2447 case 4:
2448 addr = le32toh(rsdt->TableOffsetEntry[i]);
2449 break;
2450 case 8:
2451 addr = le64toh(xsdt->TableOffsetEntry[i]);
2452 break;
2453 default:
2454 assert((addr = 0));
2455 }
2456 sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(addr);
2457 if (last != NULL) {
2458 if (sdt == last)
2459 last = NULL;
2460 continue;
2461 }
2462 if (memcmp(sdt->Signature, sig, strlen(sig)))
2463 continue;
2464 if (acpi_checksum(sdt, sdt->Length))
2465 errx(EXIT_FAILURE, "RSDT entry %d is corrupt", i);
2466 return (sdt);
2467 }
2468
2469 return (NULL);
2470 }
2471
2472 ACPI_TABLE_HEADER *
2473 dsdt_from_fadt(ACPI_TABLE_FADT *fadt)
2474 {
2475 ACPI_TABLE_HEADER *sdt;
2476
2477 /* Use the DSDT address if it is version 1, otherwise use XDSDT. */
2478 if (acpi_get_fadt_revision(fadt) == 1)
2479 sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->Dsdt);
2480 else
2481 sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->XDsdt);
2482 if (acpi_checksum(sdt, sdt->Length))
2483 errx(EXIT_FAILURE, "DSDT is corrupt\n");
2484 return (sdt);
2485 }
2486