dmtable.c revision 1.1.1.6 1 /******************************************************************************
2 *
3 * Module Name: dmtable - Support for ACPI tables that contain no AML code
4 *
5 *****************************************************************************/
6
7 /*
8 * Copyright (C) 2000 - 2015, Intel Corp.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
44 #include "acpi.h"
45 #include "accommon.h"
46 #include "acdisasm.h"
47 #include "actables.h"
48 #include "aslcompiler.h"
49 #include "dtcompiler.h"
50
51 /* This module used for application-level code only */
52
53 #define _COMPONENT ACPI_CA_DISASSEMBLER
54 ACPI_MODULE_NAME ("dmtable")
55
56 /* Local Prototypes */
57
58 static void
59 AcpiDmCheckAscii (
60 UINT8 *Target,
61 char *RepairedName,
62 UINT32 Count);
63
64
65 /* Common format strings for commented values */
66
67 #define UINT8_FORMAT "%2.2X [%s]\n"
68 #define UINT16_FORMAT "%4.4X [%s]\n"
69 #define UINT32_FORMAT "%8.8X [%s]\n"
70 #define STRING_FORMAT "[%s]\n"
71
72 /* These tables map a subtable type to a description string */
73
74 static const char *AcpiDmAsfSubnames[] =
75 {
76 "ASF Information",
77 "ASF Alerts",
78 "ASF Remote Control",
79 "ASF RMCP Boot Options",
80 "ASF Address",
81 "Unknown SubTable Type" /* Reserved */
82 };
83
84 static const char *AcpiDmDmarSubnames[] =
85 {
86 "Hardware Unit Definition",
87 "Reserved Memory Region",
88 "Root Port ATS Capability",
89 "Remapping Hardware Static Affinity",
90 "ACPI Namespace Device Declaration",
91 "Unknown SubTable Type" /* Reserved */
92 };
93
94 static const char *AcpiDmDmarScope[] =
95 {
96 "Reserved value",
97 "PCI Endpoint Device",
98 "PCI Bridge Device",
99 "IOAPIC Device",
100 "Message-capable HPET Device",
101 "Namespace Device",
102 "Unknown Scope Type" /* Reserved */
103 };
104
105 static const char *AcpiDmEinjActions[] =
106 {
107 "Begin Operation",
108 "Get Trigger Table",
109 "Set Error Type",
110 "Get Error Type",
111 "End Operation",
112 "Execute Operation",
113 "Check Busy Status",
114 "Get Command Status",
115 "Set Error Type With Address",
116 "Unknown Action"
117 };
118
119 static const char *AcpiDmEinjInstructions[] =
120 {
121 "Read Register",
122 "Read Register Value",
123 "Write Register",
124 "Write Register Value",
125 "Noop",
126 "Flush Cacheline",
127 "Unknown Instruction"
128 };
129
130 static const char *AcpiDmErstActions[] =
131 {
132 "Begin Write Operation",
133 "Begin Read Operation",
134 "Begin Clear Operation",
135 "End Operation",
136 "Set Record Offset",
137 "Execute Operation",
138 "Check Busy Status",
139 "Get Command Status",
140 "Get Record Identifier",
141 "Set Record Identifier",
142 "Get Record Count",
143 "Begin Dummy Write",
144 "Unused/Unknown Action",
145 "Get Error Address Range",
146 "Get Error Address Length",
147 "Get Error Attributes",
148 "Unknown Action"
149 };
150
151 static const char *AcpiDmErstInstructions[] =
152 {
153 "Read Register",
154 "Read Register Value",
155 "Write Register",
156 "Write Register Value",
157 "Noop",
158 "Load Var1",
159 "Load Var2",
160 "Store Var1",
161 "Add",
162 "Subtract",
163 "Add Value",
164 "Subtract Value",
165 "Stall",
166 "Stall While True",
167 "Skip Next If True",
168 "GoTo",
169 "Set Source Address",
170 "Set Destination Address",
171 "Move Data",
172 "Unknown Instruction"
173 };
174
175 static const char *AcpiDmGtdtSubnames[] =
176 {
177 "Generic Timer Block",
178 "Generic Watchdog Timer",
179 "Unknown SubTable Type" /* Reserved */
180 };
181
182 static const char *AcpiDmHestSubnames[] =
183 {
184 "IA-32 Machine Check Exception",
185 "IA-32 Corrected Machine Check",
186 "IA-32 Non-Maskable Interrupt",
187 "Unknown SubTable Type", /* 3 - Reserved */
188 "Unknown SubTable Type", /* 4 - Reserved */
189 "Unknown SubTable Type", /* 5 - Reserved */
190 "PCI Express Root Port AER",
191 "PCI Express AER (AER Endpoint)",
192 "PCI Express/PCI-X Bridge AER",
193 "Generic Hardware Error Source",
194 "Unknown SubTable Type" /* Reserved */
195 };
196
197 static const char *AcpiDmHestNotifySubnames[] =
198 {
199 "Polled",
200 "External Interrupt",
201 "Local Interrupt",
202 "SCI",
203 "NMI",
204 "CMCI", /* ACPI 5.0 */
205 "MCE", /* ACPI 5.0 */
206 "Unknown Notify Type" /* Reserved */
207 };
208
209 static const char *AcpiDmMadtSubnames[] =
210 {
211 "Processor Local APIC", /* ACPI_MADT_TYPE_LOCAL_APIC */
212 "I/O APIC", /* ACPI_MADT_TYPE_IO_APIC */
213 "Interrupt Source Override", /* ACPI_MADT_TYPE_INTERRUPT_OVERRIDE */
214 "NMI Source", /* ACPI_MADT_TYPE_NMI_SOURCE */
215 "Local APIC NMI", /* ACPI_MADT_TYPE_LOCAL_APIC_NMI */
216 "Local APIC Address Override", /* ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE */
217 "I/O SAPIC", /* ACPI_MADT_TYPE_IO_SAPIC */
218 "Local SAPIC", /* ACPI_MADT_TYPE_LOCAL_SAPIC */
219 "Platform Interrupt Sources", /* ACPI_MADT_TYPE_INTERRUPT_SOURCE */
220 "Processor Local x2APIC", /* ACPI_MADT_TYPE_LOCAL_X2APIC */
221 "Local x2APIC NMI", /* ACPI_MADT_TYPE_LOCAL_X2APIC_NMI */
222 "Generic Interrupt Controller", /* ACPI_MADT_GENERIC_INTERRUPT */
223 "Generic Interrupt Distributor", /* ACPI_MADT_GENERIC_DISTRIBUTOR */
224 "Generic MSI Frame", /* ACPI_MADT_GENERIC_MSI_FRAME */
225 "Generic Interrupt Redistributor", /* ACPI_MADT_GENERIC_REDISTRIBUTOR */
226 "Unknown SubTable Type" /* Reserved */
227 };
228
229 static const char *AcpiDmPcctSubnames[] =
230 {
231 "Generic Communications Subspace", /* ACPI_PCCT_TYPE_GENERIC_SUBSPACE */
232 "HW-Reduced Communications Subspace",
233 "Unknown SubTable Type" /* Reserved */
234 };
235
236 static const char *AcpiDmPmttSubnames[] =
237 {
238 "Socket", /* ACPI_PMTT_TYPE_SOCKET */
239 "Memory Controller", /* ACPI_PMTT_TYPE_CONTROLLER */
240 "Physical Component (DIMM)", /* ACPI_PMTT_TYPE_DIMM */
241 "Unknown SubTable Type" /* Reserved */
242 };
243
244 static const char *AcpiDmSratSubnames[] =
245 {
246 "Processor Local APIC/SAPIC Affinity",
247 "Memory Affinity",
248 "Processor Local x2APIC Affinity",
249 "GICC Affinity",
250 "Unknown SubTable Type" /* Reserved */
251 };
252
253 static const char *AcpiDmIvrsSubnames[] =
254 {
255 "Hardware Definition Block",
256 "Memory Definition Block",
257 "Unknown SubTable Type" /* Reserved */
258 };
259
260 static const char *AcpiDmLpitSubnames[] =
261 {
262 "Native C-state Idle Structure",
263 "Simple I/O Idle Structure",
264 "Unknown SubTable Type" /* Reserved */
265 };
266
267 #define ACPI_FADT_PM_RESERVED 9
268
269 static const char *AcpiDmFadtProfiles[] =
270 {
271 "Unspecified",
272 "Desktop",
273 "Mobile",
274 "Workstation",
275 "Enterprise Server",
276 "SOHO Server",
277 "Appliance PC",
278 "Performance Server",
279 "Tablet",
280 "Unknown Profile Type"
281 };
282
283 #define ACPI_GAS_WIDTH_RESERVED 5
284
285 static const char *AcpiDmGasAccessWidth[] =
286 {
287 "Undefined/Legacy",
288 "Byte Access:8",
289 "Word Access:16",
290 "DWord Access:32",
291 "QWord Access:64",
292 "Unknown Width Encoding"
293 };
294
295
296 /*******************************************************************************
297 *
298 * ACPI Table Data, indexed by signature.
299 *
300 * Each entry contains: Signature, Table Info, Handler, DtHandler,
301 * Template, Description
302 *
303 * Simple tables have only a TableInfo structure, complex tables have a
304 * handler. This table must be NULL terminated. RSDP and FACS are
305 * special-cased elsewhere.
306 *
307 ******************************************************************************/
308
309 ACPI_DMTABLE_DATA AcpiDmTableData[] =
310 {
311 {ACPI_SIG_ASF, NULL, AcpiDmDumpAsf, DtCompileAsf, TemplateAsf, "Alert Standard Format table"},
312 {ACPI_SIG_BERT, AcpiDmTableInfoBert, NULL, NULL, TemplateBert, "Boot Error Record Table"},
313 {ACPI_SIG_BGRT, AcpiDmTableInfoBgrt, NULL, NULL, TemplateBgrt, "Boot Graphics Resource Table"},
314 {ACPI_SIG_BOOT, AcpiDmTableInfoBoot, NULL, NULL, TemplateBoot, "Simple Boot Flag Table"},
315 {ACPI_SIG_CPEP, NULL, AcpiDmDumpCpep, DtCompileCpep, TemplateCpep, "Corrected Platform Error Polling table"},
316 {ACPI_SIG_CSRT, NULL, AcpiDmDumpCsrt, DtCompileCsrt, TemplateCsrt, "Core System Resource Table"},
317 {ACPI_SIG_DBG2, AcpiDmTableInfoDbg2, AcpiDmDumpDbg2, DtCompileDbg2, TemplateDbg2, "Debug Port table type 2"},
318 {ACPI_SIG_DBGP, AcpiDmTableInfoDbgp, NULL, NULL, TemplateDbgp, "Debug Port table"},
319 {ACPI_SIG_DMAR, NULL, AcpiDmDumpDmar, DtCompileDmar, TemplateDmar, "DMA Remapping table"},
320 {ACPI_SIG_ECDT, AcpiDmTableInfoEcdt, NULL, NULL, TemplateEcdt, "Embedded Controller Boot Resources Table"},
321 {ACPI_SIG_EINJ, NULL, AcpiDmDumpEinj, DtCompileEinj, TemplateEinj, "Error Injection table"},
322 {ACPI_SIG_ERST, NULL, AcpiDmDumpErst, DtCompileErst, TemplateErst, "Error Record Serialization Table"},
323 {ACPI_SIG_FADT, NULL, AcpiDmDumpFadt, DtCompileFadt, TemplateFadt, "Fixed ACPI Description Table (FADT)"},
324 {ACPI_SIG_FPDT, NULL, AcpiDmDumpFpdt, DtCompileFpdt, TemplateFpdt, "Firmware Performance Data Table"},
325 {ACPI_SIG_GTDT, NULL, AcpiDmDumpGtdt, DtCompileGtdt, TemplateGtdt, "Generic Timer Description Table"},
326 {ACPI_SIG_HEST, NULL, AcpiDmDumpHest, DtCompileHest, TemplateHest, "Hardware Error Source Table"},
327 {ACPI_SIG_HPET, AcpiDmTableInfoHpet, NULL, NULL, TemplateHpet, "High Precision Event Timer table"},
328 {ACPI_SIG_IVRS, NULL, AcpiDmDumpIvrs, DtCompileIvrs, TemplateIvrs, "I/O Virtualization Reporting Structure"},
329 {ACPI_SIG_LPIT, NULL, AcpiDmDumpLpit, DtCompileLpit, TemplateLpit, "Low Power Idle Table"},
330 {ACPI_SIG_MADT, NULL, AcpiDmDumpMadt, DtCompileMadt, TemplateMadt, "Multiple APIC Description Table (MADT)"},
331 {ACPI_SIG_MCFG, NULL, AcpiDmDumpMcfg, DtCompileMcfg, TemplateMcfg, "Memory Mapped Configuration table"},
332 {ACPI_SIG_MCHI, AcpiDmTableInfoMchi, NULL, NULL, TemplateMchi, "Management Controller Host Interface table"},
333 {ACPI_SIG_MPST, AcpiDmTableInfoMpst, AcpiDmDumpMpst, DtCompileMpst, TemplateMpst, "Memory Power State Table"},
334 {ACPI_SIG_MSCT, NULL, AcpiDmDumpMsct, DtCompileMsct, TemplateMsct, "Maximum System Characteristics Table"},
335 {ACPI_SIG_MSDM, NULL, AcpiDmDumpSlic, DtCompileSlic, TemplateMsdm, "Microsoft Data Management table"},
336 {ACPI_SIG_MTMR, NULL, AcpiDmDumpMtmr, DtCompileMtmr, TemplateMtmr, "MID Timer Table"},
337 {ACPI_SIG_PCCT, AcpiDmTableInfoPcct, AcpiDmDumpPcct, DtCompilePcct, TemplatePcct, "Platform Communications Channel Table"},
338 {ACPI_SIG_PMTT, NULL, AcpiDmDumpPmtt, DtCompilePmtt, TemplatePmtt, "Platform Memory Topology Table"},
339 {ACPI_SIG_RSDT, NULL, AcpiDmDumpRsdt, DtCompileRsdt, TemplateRsdt, "Root System Description Table"},
340 {ACPI_SIG_S3PT, NULL, NULL, NULL, TemplateS3pt, "S3 Performance Table"},
341 {ACPI_SIG_SBST, AcpiDmTableInfoSbst, NULL, NULL, TemplateSbst, "Smart Battery Specification Table"},
342 {ACPI_SIG_SLIC, NULL, AcpiDmDumpSlic, DtCompileSlic, TemplateSlic, "Software Licensing Description Table"},
343 {ACPI_SIG_SLIT, NULL, AcpiDmDumpSlit, DtCompileSlit, TemplateSlit, "System Locality Information Table"},
344 {ACPI_SIG_SPCR, AcpiDmTableInfoSpcr, NULL, NULL, TemplateSpcr, "Serial Port Console Redirection table"},
345 {ACPI_SIG_SPMI, AcpiDmTableInfoSpmi, NULL, NULL, TemplateSpmi, "Server Platform Management Interface table"},
346 {ACPI_SIG_SRAT, NULL, AcpiDmDumpSrat, DtCompileSrat, TemplateSrat, "System Resource Affinity Table"},
347 {ACPI_SIG_TCPA, AcpiDmTableInfoTcpa, NULL, NULL, TemplateTcpa, "Trusted Computing Platform Alliance table"},
348 {ACPI_SIG_TPM2, AcpiDmTableInfoTpm2, NULL, NULL, TemplateTpm2, "Trusted Platform Module hardware interface table"},
349 {ACPI_SIG_UEFI, AcpiDmTableInfoUefi, NULL, DtCompileUefi, TemplateUefi, "UEFI Boot Optimization Table"},
350 {ACPI_SIG_VRTC, AcpiDmTableInfoVrtc, AcpiDmDumpVrtc, DtCompileVrtc, TemplateVrtc, "Virtual Real-Time Clock Table"},
351 {ACPI_SIG_WAET, AcpiDmTableInfoWaet, NULL, NULL, TemplateWaet, "Windows ACPI Emulated Devices Table"},
352 {ACPI_SIG_WDAT, NULL, AcpiDmDumpWdat, DtCompileWdat, TemplateWdat, "Watchdog Action Table"},
353 {ACPI_SIG_WDDT, AcpiDmTableInfoWddt, NULL, NULL, TemplateWddt, "Watchdog Description Table"},
354 {ACPI_SIG_WDRT, AcpiDmTableInfoWdrt, NULL, NULL, TemplateWdrt, "Watchdog Resource Table"},
355 {ACPI_SIG_XSDT, NULL, AcpiDmDumpXsdt, DtCompileXsdt, TemplateXsdt, "Extended System Description Table"},
356 {NULL, NULL, NULL, NULL, NULL, NULL}
357 };
358
359
360 /*******************************************************************************
361 *
362 * FUNCTION: AcpiDmGenerateChecksum
363 *
364 * PARAMETERS: Table - Pointer to table to be checksummed
365 * Length - Length of the table
366 * OriginalChecksum - Value of the checksum field
367 *
368 * RETURN: 8 bit checksum of buffer
369 *
370 * DESCRIPTION: Computes an 8 bit checksum of the table.
371 *
372 ******************************************************************************/
373
374 UINT8
375 AcpiDmGenerateChecksum (
376 void *Table,
377 UINT32 Length,
378 UINT8 OriginalChecksum)
379 {
380 UINT8 Checksum;
381
382
383 /* Sum the entire table as-is */
384
385 Checksum = AcpiTbChecksum ((UINT8 *) Table, Length);
386
387 /* Subtract off the existing checksum value in the table */
388
389 Checksum = (UINT8) (Checksum - OriginalChecksum);
390
391 /* Compute the final checksum */
392
393 Checksum = (UINT8) (0 - Checksum);
394 return (Checksum);
395 }
396
397
398 /*******************************************************************************
399 *
400 * FUNCTION: AcpiDmGetTableData
401 *
402 * PARAMETERS: Signature - ACPI signature (4 chars) to match
403 *
404 * RETURN: Pointer to a valid ACPI_DMTABLE_DATA. Null if no match found.
405 *
406 * DESCRIPTION: Find a match in the global table of supported ACPI tables
407 *
408 ******************************************************************************/
409
410 ACPI_DMTABLE_DATA *
411 AcpiDmGetTableData (
412 char *Signature)
413 {
414 ACPI_DMTABLE_DATA *TableData;
415
416
417 for (TableData = AcpiDmTableData; TableData->Signature; TableData++)
418 {
419 if (ACPI_COMPARE_NAME (Signature, TableData->Signature))
420 {
421 return (TableData);
422 }
423 }
424
425 return (NULL);
426 }
427
428
429 /*******************************************************************************
430 *
431 * FUNCTION: AcpiDmDumpDataTable
432 *
433 * PARAMETERS: Table - An ACPI table
434 *
435 * RETURN: None.
436 *
437 * DESCRIPTION: Format the contents of an ACPI data table (any table other
438 * than an SSDT or DSDT that does not contain executable AML code)
439 *
440 ******************************************************************************/
441
442 void
443 AcpiDmDumpDataTable (
444 ACPI_TABLE_HEADER *Table)
445 {
446 ACPI_STATUS Status;
447 ACPI_DMTABLE_DATA *TableData;
448 UINT32 Length;
449
450
451 /* Ignore tables that contain AML */
452
453 if (AcpiUtIsAmlTable (Table))
454 {
455 if (Gbl_VerboseTemplates)
456 {
457 /* Dump the raw table data */
458
459 Length = Table->Length;
460
461 AcpiOsPrintf ("\n/*\n%s: Length %d (0x%X)\n\n",
462 ACPI_RAW_TABLE_DATA_HEADER, Length, Length);
463 AcpiUtDumpBuffer (ACPI_CAST_PTR (UINT8, Table),
464 Length, DB_BYTE_DISPLAY, 0);
465 AcpiOsPrintf (" */\n");
466 }
467 return;
468 }
469
470 /*
471 * Handle tables that don't use the common ACPI table header structure.
472 * Currently, these are the FACS, RSDP, and S3PT.
473 */
474 if (ACPI_COMPARE_NAME (Table->Signature, ACPI_SIG_FACS))
475 {
476 Length = Table->Length;
477 AcpiDmDumpTable (Length, 0, Table, 0, AcpiDmTableInfoFacs);
478 }
479 else if (ACPI_VALIDATE_RSDP_SIG (Table->Signature))
480 {
481 Length = AcpiDmDumpRsdp (Table);
482 }
483 else if (ACPI_COMPARE_NAME (Table->Signature, ACPI_SIG_S3PT))
484 {
485 Length = AcpiDmDumpS3pt (Table);
486 }
487 else
488 {
489 /*
490 * All other tables must use the common ACPI table header, dump it now
491 */
492 Length = Table->Length;
493 Status = AcpiDmDumpTable (Length, 0, Table, 0, AcpiDmTableInfoHeader);
494 if (ACPI_FAILURE (Status))
495 {
496 return;
497 }
498 AcpiOsPrintf ("\n");
499
500 /* Match signature and dispatch appropriately */
501
502 TableData = AcpiDmGetTableData (Table->Signature);
503 if (!TableData)
504 {
505 if (!ACPI_STRNCMP (Table->Signature, "OEM", 3))
506 {
507 AcpiOsPrintf ("\n**** OEM-defined ACPI table [%4.4s], unknown contents\n\n",
508 Table->Signature);
509 }
510 else
511 {
512 AcpiOsPrintf ("\n**** Unknown ACPI table signature [%4.4s]\n\n",
513 Table->Signature);
514
515 fprintf (stderr, "Unknown ACPI table signature [%4.4s], ",
516 Table->Signature);
517
518 if (!AcpiGbl_ForceAmlDisassembly)
519 {
520 fprintf (stderr, "decoding ACPI table header only\n");
521 }
522 else
523 {
524 fprintf (stderr, "assuming table contains valid AML code\n");
525 }
526 }
527 }
528 else if (TableData->TableHandler)
529 {
530 /* Complex table, has a handler */
531
532 TableData->TableHandler (Table);
533 }
534 else if (TableData->TableInfo)
535 {
536 /* Simple table, just walk the info table */
537
538 AcpiDmDumpTable (Length, 0, Table, 0, TableData->TableInfo);
539 }
540 }
541
542 if (!Gbl_DoTemplates || Gbl_VerboseTemplates)
543 {
544 /* Dump the raw table data */
545
546 AcpiOsPrintf ("\n%s: Length %d (0x%X)\n\n",
547 ACPI_RAW_TABLE_DATA_HEADER, Length, Length);
548 AcpiUtDumpBuffer (ACPI_CAST_PTR (UINT8, Table),
549 Length, DB_BYTE_DISPLAY, 0);
550 }
551 }
552
553
554 /*******************************************************************************
555 *
556 * FUNCTION: AcpiDmLineHeader
557 *
558 * PARAMETERS: Offset - Current byte offset, from table start
559 * ByteLength - Length of the field in bytes, 0 for flags
560 * Name - Name of this field
561 * Value - Optional value, displayed on left of ':'
562 *
563 * RETURN: None
564 *
565 * DESCRIPTION: Utility routines for formatting output lines. Displays the
566 * current table offset in hex and decimal, the field length,
567 * and the field name.
568 *
569 ******************************************************************************/
570
571 void
572 AcpiDmLineHeader (
573 UINT32 Offset,
574 UINT32 ByteLength,
575 char *Name)
576 {
577
578 /* Allow a null name for fields that span multiple lines (large buffers) */
579
580 if (!Name)
581 {
582 Name = "";
583 }
584
585 if (Gbl_DoTemplates && !Gbl_VerboseTemplates) /* Terse template */
586 {
587 if (ByteLength)
588 {
589 AcpiOsPrintf ("[%.4d] %34s : ", ByteLength, Name);
590 }
591 else
592 {
593 if (*Name)
594 {
595 AcpiOsPrintf ("%41s : ", Name);
596 }
597 else
598 {
599 AcpiOsPrintf ("%41s ", Name);
600 }
601 }
602 }
603 else /* Normal disassembler or verbose template */
604 {
605 if (ByteLength)
606 {
607 AcpiOsPrintf ("[%3.3Xh %4.4d% 4d] %28s : ",
608 Offset, Offset, ByteLength, Name);
609 }
610 else
611 {
612 if (*Name)
613 {
614 AcpiOsPrintf ("%44s : ", Name);
615 }
616 else
617 {
618 AcpiOsPrintf ("%44s ", Name);
619 }
620 }
621 }
622 }
623
624 void
625 AcpiDmLineHeader2 (
626 UINT32 Offset,
627 UINT32 ByteLength,
628 char *Name,
629 UINT32 Value)
630 {
631
632 if (Gbl_DoTemplates && !Gbl_VerboseTemplates) /* Terse template */
633 {
634 if (ByteLength)
635 {
636 AcpiOsPrintf ("[%.4d] %30s %3d : ",
637 ByteLength, Name, Value);
638 }
639 else
640 {
641 AcpiOsPrintf ("%36s % 3d : ",
642 Name, Value);
643 }
644 }
645 else /* Normal disassembler or verbose template */
646 {
647 if (ByteLength)
648 {
649 AcpiOsPrintf ("[%3.3Xh %4.4d %3d] %24s %3d : ",
650 Offset, Offset, ByteLength, Name, Value);
651 }
652 else
653 {
654 AcpiOsPrintf ("[%3.3Xh %4.4d ] %24s %3d : ",
655 Offset, Offset, Name, Value);
656 }
657 }
658 }
659
660
661 /*******************************************************************************
662 *
663 * FUNCTION: AcpiDmDumpTable
664 *
665 * PARAMETERS: TableLength - Length of the entire ACPI table
666 * TableOffset - Starting offset within the table for this
667 * sub-descriptor (0 if main table)
668 * Table - The ACPI table
669 * SubtableLength - Length of this sub-descriptor
670 * Info - Info table for this ACPI table
671 *
672 * RETURN: None
673 *
674 * DESCRIPTION: Display ACPI table contents by walking the Info table.
675 *
676 * Note: This function must remain in sync with DtGetFieldLength.
677 *
678 ******************************************************************************/
679
680 ACPI_STATUS
681 AcpiDmDumpTable (
682 UINT32 TableLength,
683 UINT32 TableOffset,
684 void *Table,
685 UINT32 SubtableLength,
686 ACPI_DMTABLE_INFO *Info)
687 {
688 UINT8 *Target;
689 UINT32 CurrentOffset;
690 UINT32 ByteLength;
691 UINT8 Temp8;
692 UINT16 Temp16;
693 UINT32 Temp32;
694 UINT64 Value;
695 ACPI_DMTABLE_DATA *TableData;
696 const char *Name;
697 BOOLEAN LastOutputBlankLine = FALSE;
698 char RepairedName[8];
699
700
701 if (!Info)
702 {
703 AcpiOsPrintf ("Display not implemented\n");
704 return (AE_NOT_IMPLEMENTED);
705 }
706
707 /* Walk entire Info table; Null name terminates */
708
709 for (; Info->Name; Info++)
710 {
711 /*
712 * Target points to the field within the ACPI Table. CurrentOffset is
713 * the offset of the field from the start of the main table.
714 */
715 Target = ACPI_ADD_PTR (UINT8, Table, Info->Offset);
716 CurrentOffset = TableOffset + Info->Offset;
717
718 /* Check for beyond EOT or beyond subtable end */
719
720 if ((CurrentOffset >= TableLength) ||
721 (SubtableLength && (Info->Offset >= SubtableLength)))
722 {
723 AcpiOsPrintf (
724 "**** ACPI table terminates in the middle of a data structure! (dump table)\n");
725 return (AE_BAD_DATA);
726 }
727
728 /* Generate the byte length for this field */
729
730 switch (Info->Opcode)
731 {
732 case ACPI_DMT_UINT8:
733 case ACPI_DMT_CHKSUM:
734 case ACPI_DMT_SPACEID:
735 case ACPI_DMT_ACCWIDTH:
736 case ACPI_DMT_IVRS:
737 case ACPI_DMT_GTDT:
738 case ACPI_DMT_MADT:
739 case ACPI_DMT_PCCT:
740 case ACPI_DMT_PMTT:
741 case ACPI_DMT_SRAT:
742 case ACPI_DMT_ASF:
743 case ACPI_DMT_HESTNTYP:
744 case ACPI_DMT_FADTPM:
745 case ACPI_DMT_EINJACT:
746 case ACPI_DMT_EINJINST:
747 case ACPI_DMT_ERSTACT:
748 case ACPI_DMT_ERSTINST:
749 case ACPI_DMT_DMAR_SCOPE:
750
751 ByteLength = 1;
752 break;
753
754 case ACPI_DMT_UINT16:
755 case ACPI_DMT_DMAR:
756 case ACPI_DMT_HEST:
757
758 ByteLength = 2;
759 break;
760
761 case ACPI_DMT_UINT24:
762
763 ByteLength = 3;
764 break;
765
766 case ACPI_DMT_UINT32:
767 case ACPI_DMT_NAME4:
768 case ACPI_DMT_SIG:
769 case ACPI_DMT_LPIT:
770
771 ByteLength = 4;
772 break;
773
774 case ACPI_DMT_UINT40:
775
776 ByteLength = 5;
777 break;
778
779 case ACPI_DMT_UINT48:
780 case ACPI_DMT_NAME6:
781
782 ByteLength = 6;
783 break;
784
785 case ACPI_DMT_UINT56:
786 case ACPI_DMT_BUF7:
787
788 ByteLength = 7;
789 break;
790
791 case ACPI_DMT_UINT64:
792 case ACPI_DMT_NAME8:
793
794 ByteLength = 8;
795 break;
796
797 case ACPI_DMT_BUF10:
798
799 ByteLength = 10;
800 break;
801
802 case ACPI_DMT_BUF16:
803 case ACPI_DMT_UUID:
804
805 ByteLength = 16;
806 break;
807
808 case ACPI_DMT_BUF128:
809
810 ByteLength = 128;
811 break;
812
813 case ACPI_DMT_BUFFER:
814 case ACPI_DMT_RAW_BUFFER:
815
816 ByteLength = SubtableLength;
817 break;
818
819 case ACPI_DMT_STRING:
820
821 ByteLength = ACPI_STRLEN (ACPI_CAST_PTR (char, Target)) + 1;
822 break;
823
824 case ACPI_DMT_GAS:
825
826 if (!LastOutputBlankLine)
827 {
828 AcpiOsPrintf ("\n");
829 LastOutputBlankLine = TRUE;
830 }
831 ByteLength = sizeof (ACPI_GENERIC_ADDRESS);
832 break;
833
834 case ACPI_DMT_HESTNTFY:
835
836 if (!LastOutputBlankLine)
837 {
838 AcpiOsPrintf ("\n");
839 LastOutputBlankLine = TRUE;
840 }
841 ByteLength = sizeof (ACPI_HEST_NOTIFY);
842 break;
843
844 default:
845
846 ByteLength = 0;
847 break;
848 }
849
850 if (CurrentOffset + ByteLength > TableLength)
851 {
852 AcpiOsPrintf (
853 "**** ACPI table terminates in the middle of a data structure!\n");
854 return (AE_BAD_DATA);
855 }
856
857 if (Info->Opcode == ACPI_DMT_EXTRA_TEXT)
858 {
859 AcpiOsPrintf ("%s", Info->Name);
860 continue;
861 }
862
863 /* Start a new line and decode the opcode */
864
865 AcpiDmLineHeader (CurrentOffset, ByteLength, Info->Name);
866
867 switch (Info->Opcode)
868 {
869 /* Single-bit Flag fields. Note: Opcode is the bit position */
870
871 case ACPI_DMT_FLAG0:
872 case ACPI_DMT_FLAG1:
873 case ACPI_DMT_FLAG2:
874 case ACPI_DMT_FLAG3:
875 case ACPI_DMT_FLAG4:
876 case ACPI_DMT_FLAG5:
877 case ACPI_DMT_FLAG6:
878 case ACPI_DMT_FLAG7:
879
880 AcpiOsPrintf ("%1.1X\n", (*Target >> Info->Opcode) & 0x01);
881 break;
882
883 /* 2-bit Flag fields */
884
885 case ACPI_DMT_FLAGS0:
886
887 AcpiOsPrintf ("%1.1X\n", *Target & 0x03);
888 break;
889
890 case ACPI_DMT_FLAGS1:
891
892 AcpiOsPrintf ("%1.1X\n", (*Target >> 1) & 0x03);
893 break;
894
895 case ACPI_DMT_FLAGS2:
896
897 AcpiOsPrintf ("%1.1X\n", (*Target >> 2) & 0x03);
898 break;
899
900 case ACPI_DMT_FLAGS4:
901
902 AcpiOsPrintf ("%1.1X\n", (*Target >> 4) & 0x03);
903 break;
904
905 /* Integer Data Types */
906
907 case ACPI_DMT_UINT8:
908 case ACPI_DMT_UINT16:
909 case ACPI_DMT_UINT24:
910 case ACPI_DMT_UINT32:
911 case ACPI_DMT_UINT40:
912 case ACPI_DMT_UINT48:
913 case ACPI_DMT_UINT56:
914 case ACPI_DMT_UINT64:
915 /*
916 * Dump bytes - high byte first, low byte last.
917 * Note: All ACPI tables are little-endian.
918 */
919 Value = 0;
920 for (Temp8 = (UINT8) ByteLength; Temp8 > 0; Temp8--)
921 {
922 AcpiOsPrintf ("%2.2X", Target[Temp8 - 1]);
923 Value |= Target[Temp8 - 1];
924 Value <<= 8;
925 }
926
927 if (!Value && (Info->Flags & DT_DESCRIBES_OPTIONAL))
928 {
929 AcpiOsPrintf (" [Optional field not present]");
930 }
931
932 AcpiOsPrintf ("\n");
933 break;
934
935 case ACPI_DMT_BUF7:
936 case ACPI_DMT_BUF10:
937 case ACPI_DMT_BUF16:
938 case ACPI_DMT_BUF128:
939 /*
940 * Buffer: Size depends on the opcode and was set above.
941 * Each hex byte is separated with a space.
942 * Multiple lines are separated by line continuation char.
943 */
944 for (Temp16 = 0; Temp16 < ByteLength; Temp16++)
945 {
946 AcpiOsPrintf ("%2.2X", Target[Temp16]);
947 if ((UINT32) (Temp16 + 1) < ByteLength)
948 {
949 if ((Temp16 > 0) && (!((Temp16+1) % 16)))
950 {
951 AcpiOsPrintf (" \\\n"); /* Line continuation */
952 AcpiDmLineHeader (0, 0, NULL);
953 }
954 else
955 {
956 AcpiOsPrintf (" ");
957 }
958 }
959 }
960 AcpiOsPrintf ("\n");
961 break;
962
963 case ACPI_DMT_UUID:
964
965 /* Convert 16-byte UUID buffer to 36-byte formatted UUID string */
966
967 (void) AuConvertUuidToString ((char *) Target, MsgBuffer);
968
969 AcpiOsPrintf ("%s\n", MsgBuffer);
970 break;
971
972 case ACPI_DMT_STRING:
973
974 AcpiOsPrintf ("\"%s\"\n", ACPI_CAST_PTR (char, Target));
975 break;
976
977 /* Fixed length ASCII name fields */
978
979 case ACPI_DMT_SIG:
980
981 AcpiDmCheckAscii (Target, RepairedName, 4);
982 AcpiOsPrintf ("\"%.4s\" ", RepairedName);
983 TableData = AcpiDmGetTableData (ACPI_CAST_PTR (char, Target));
984 if (TableData)
985 {
986 AcpiOsPrintf (STRING_FORMAT, TableData->Name);
987 }
988 else
989 {
990 AcpiOsPrintf ("\n");
991 }
992 break;
993
994 case ACPI_DMT_NAME4:
995
996 AcpiDmCheckAscii (Target, RepairedName, 4);
997 AcpiOsPrintf ("\"%.4s\"\n", RepairedName);
998 break;
999
1000 case ACPI_DMT_NAME6:
1001
1002 AcpiDmCheckAscii (Target, RepairedName, 6);
1003 AcpiOsPrintf ("\"%.6s\"\n", RepairedName);
1004 break;
1005
1006 case ACPI_DMT_NAME8:
1007
1008 AcpiDmCheckAscii (Target, RepairedName, 8);
1009 AcpiOsPrintf ("\"%.8s\"\n", RepairedName);
1010 break;
1011
1012 /* Special Data Types */
1013
1014 case ACPI_DMT_CHKSUM:
1015
1016 /* Checksum, display and validate */
1017
1018 AcpiOsPrintf ("%2.2X", *Target);
1019 Temp8 = AcpiDmGenerateChecksum (Table,
1020 ACPI_CAST_PTR (ACPI_TABLE_HEADER, Table)->Length,
1021 ACPI_CAST_PTR (ACPI_TABLE_HEADER, Table)->Checksum);
1022
1023 if (Temp8 != ACPI_CAST_PTR (ACPI_TABLE_HEADER, Table)->Checksum)
1024 {
1025 AcpiOsPrintf (
1026 " /* Incorrect checksum, should be %2.2X */", Temp8);
1027 }
1028 AcpiOsPrintf ("\n");
1029 break;
1030
1031 case ACPI_DMT_SPACEID:
1032
1033 /* Address Space ID */
1034
1035 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiUtGetRegionName (*Target));
1036 break;
1037
1038 case ACPI_DMT_ACCWIDTH:
1039
1040 /* Encoded Access Width */
1041
1042 Temp8 = *Target;
1043 if (Temp8 > ACPI_GAS_WIDTH_RESERVED)
1044 {
1045 Temp8 = ACPI_GAS_WIDTH_RESERVED;
1046 }
1047
1048 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiDmGasAccessWidth[Temp8]);
1049 break;
1050
1051 case ACPI_DMT_GAS:
1052
1053 /* Generic Address Structure */
1054
1055 AcpiOsPrintf (STRING_FORMAT, "Generic Address Structure");
1056 AcpiDmDumpTable (TableLength, CurrentOffset, Target,
1057 sizeof (ACPI_GENERIC_ADDRESS), AcpiDmTableInfoGas);
1058 AcpiOsPrintf ("\n");
1059 LastOutputBlankLine = TRUE;
1060 break;
1061
1062 case ACPI_DMT_ASF:
1063
1064 /* ASF subtable types */
1065
1066 Temp16 = (UINT16) ((*Target) & 0x7F); /* Top bit can be zero or one */
1067 if (Temp16 > ACPI_ASF_TYPE_RESERVED)
1068 {
1069 Temp16 = ACPI_ASF_TYPE_RESERVED;
1070 }
1071
1072 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiDmAsfSubnames[Temp16]);
1073 break;
1074
1075 case ACPI_DMT_DMAR:
1076
1077 /* DMAR subtable types */
1078
1079 Temp16 = ACPI_GET16 (Target);
1080 if (Temp16 > ACPI_DMAR_TYPE_RESERVED)
1081 {
1082 Temp16 = ACPI_DMAR_TYPE_RESERVED;
1083 }
1084
1085 AcpiOsPrintf (UINT16_FORMAT, ACPI_GET16 (Target),
1086 AcpiDmDmarSubnames[Temp16]);
1087 break;
1088
1089 case ACPI_DMT_DMAR_SCOPE:
1090
1091 /* DMAR device scope types */
1092
1093 Temp8 = *Target;
1094 if (Temp8 > ACPI_DMAR_SCOPE_TYPE_RESERVED)
1095 {
1096 Temp8 = ACPI_DMAR_SCOPE_TYPE_RESERVED;
1097 }
1098
1099 AcpiOsPrintf (UINT8_FORMAT, *Target,
1100 AcpiDmDmarScope[Temp8]);
1101 break;
1102
1103 case ACPI_DMT_EINJACT:
1104
1105 /* EINJ Action types */
1106
1107 Temp8 = *Target;
1108 if (Temp8 > ACPI_EINJ_ACTION_RESERVED)
1109 {
1110 Temp8 = ACPI_EINJ_ACTION_RESERVED;
1111 }
1112
1113 AcpiOsPrintf (UINT8_FORMAT, *Target,
1114 AcpiDmEinjActions[Temp8]);
1115 break;
1116
1117 case ACPI_DMT_EINJINST:
1118
1119 /* EINJ Instruction types */
1120
1121 Temp8 = *Target;
1122 if (Temp8 > ACPI_EINJ_INSTRUCTION_RESERVED)
1123 {
1124 Temp8 = ACPI_EINJ_INSTRUCTION_RESERVED;
1125 }
1126
1127 AcpiOsPrintf (UINT8_FORMAT, *Target,
1128 AcpiDmEinjInstructions[Temp8]);
1129 break;
1130
1131 case ACPI_DMT_ERSTACT:
1132
1133 /* ERST Action types */
1134
1135 Temp8 = *Target;
1136 if (Temp8 > ACPI_ERST_ACTION_RESERVED)
1137 {
1138 Temp8 = ACPI_ERST_ACTION_RESERVED;
1139 }
1140
1141 AcpiOsPrintf (UINT8_FORMAT, *Target,
1142 AcpiDmErstActions[Temp8]);
1143 break;
1144
1145 case ACPI_DMT_ERSTINST:
1146
1147 /* ERST Instruction types */
1148
1149 Temp8 = *Target;
1150 if (Temp8 > ACPI_ERST_INSTRUCTION_RESERVED)
1151 {
1152 Temp8 = ACPI_ERST_INSTRUCTION_RESERVED;
1153 }
1154
1155 AcpiOsPrintf (UINT8_FORMAT, *Target,
1156 AcpiDmErstInstructions[Temp8]);
1157 break;
1158
1159 case ACPI_DMT_GTDT:
1160
1161 /* GTDT subtable types */
1162
1163 Temp8 = *Target;
1164 if (Temp8 > ACPI_GTDT_TYPE_RESERVED)
1165 {
1166 Temp8 = ACPI_GTDT_TYPE_RESERVED;
1167 }
1168
1169 AcpiOsPrintf (UINT8_FORMAT, *Target,
1170 AcpiDmGtdtSubnames[Temp8]);
1171 break;
1172
1173 case ACPI_DMT_HEST:
1174
1175 /* HEST subtable types */
1176
1177 Temp16 = ACPI_GET16 (Target);
1178 if (Temp16 > ACPI_HEST_TYPE_RESERVED)
1179 {
1180 Temp16 = ACPI_HEST_TYPE_RESERVED;
1181 }
1182
1183 AcpiOsPrintf (UINT16_FORMAT, ACPI_GET16 (Target),
1184 AcpiDmHestSubnames[Temp16]);
1185 break;
1186
1187 case ACPI_DMT_HESTNTFY:
1188
1189 AcpiOsPrintf (STRING_FORMAT,
1190 "Hardware Error Notification Structure");
1191
1192 AcpiDmDumpTable (TableLength, CurrentOffset, Target,
1193 sizeof (ACPI_HEST_NOTIFY), AcpiDmTableInfoHestNotify);
1194 AcpiOsPrintf ("\n");
1195 LastOutputBlankLine = TRUE;
1196 break;
1197
1198 case ACPI_DMT_HESTNTYP:
1199
1200 /* HEST Notify types */
1201
1202 Temp8 = *Target;
1203 if (Temp8 > ACPI_HEST_NOTIFY_RESERVED)
1204 {
1205 Temp8 = ACPI_HEST_NOTIFY_RESERVED;
1206 }
1207
1208 AcpiOsPrintf (UINT8_FORMAT, *Target,
1209 AcpiDmHestNotifySubnames[Temp8]);
1210 break;
1211
1212 case ACPI_DMT_MADT:
1213
1214 /* MADT subtable types */
1215
1216 Temp8 = *Target;
1217 if (Temp8 > ACPI_MADT_TYPE_RESERVED)
1218 {
1219 Temp8 = ACPI_MADT_TYPE_RESERVED;
1220 }
1221
1222 AcpiOsPrintf (UINT8_FORMAT, *Target,
1223 AcpiDmMadtSubnames[Temp8]);
1224 break;
1225
1226 case ACPI_DMT_PCCT:
1227
1228 /* PCCT subtable types */
1229
1230 Temp8 = *Target;
1231 if (Temp8 > ACPI_PCCT_TYPE_RESERVED)
1232 {
1233 Temp8 = ACPI_PCCT_TYPE_RESERVED;
1234 }
1235
1236 AcpiOsPrintf (UINT8_FORMAT, *Target,
1237 AcpiDmPcctSubnames[Temp8]);
1238 break;
1239
1240 case ACPI_DMT_PMTT:
1241
1242 /* PMTT subtable types */
1243
1244 Temp8 = *Target;
1245 if (Temp8 > ACPI_PMTT_TYPE_RESERVED)
1246 {
1247 Temp8 = ACPI_PMTT_TYPE_RESERVED;
1248 }
1249
1250 AcpiOsPrintf (UINT8_FORMAT, *Target,
1251 AcpiDmPmttSubnames[Temp8]);
1252 break;
1253
1254 case ACPI_DMT_RAW_BUFFER:
1255 /*
1256 * Currently only used for SLIC table
1257 */
1258 AcpiOsPrintf ("/* Proprietary data structure */ ");
1259
1260 AcpiDmDumpBuffer (Table, sizeof (ACPI_TABLE_HEADER),
1261 ByteLength, sizeof (ACPI_TABLE_HEADER),
1262 "Licensing Data", TRUE);
1263 AcpiOsPrintf ("\n");
1264 break;
1265
1266 case ACPI_DMT_SRAT:
1267
1268 /* SRAT subtable types */
1269
1270 Temp8 = *Target;
1271 if (Temp8 > ACPI_SRAT_TYPE_RESERVED)
1272 {
1273 Temp8 = ACPI_SRAT_TYPE_RESERVED;
1274 }
1275
1276 AcpiOsPrintf (UINT8_FORMAT, *Target,
1277 AcpiDmSratSubnames[Temp8]);
1278 break;
1279
1280 case ACPI_DMT_FADTPM:
1281
1282 /* FADT Preferred PM Profile names */
1283
1284 Temp8 = *Target;
1285 if (Temp8 > ACPI_FADT_PM_RESERVED)
1286 {
1287 Temp8 = ACPI_FADT_PM_RESERVED;
1288 }
1289
1290 AcpiOsPrintf (UINT8_FORMAT, *Target,
1291 AcpiDmFadtProfiles[Temp8]);
1292 break;
1293
1294 case ACPI_DMT_IVRS:
1295
1296 /* IVRS subtable types */
1297
1298 Temp8 = *Target;
1299 switch (Temp8)
1300 {
1301 case ACPI_IVRS_TYPE_HARDWARE:
1302
1303 Name = AcpiDmIvrsSubnames[0];
1304 break;
1305
1306 case ACPI_IVRS_TYPE_MEMORY1:
1307 case ACPI_IVRS_TYPE_MEMORY2:
1308 case ACPI_IVRS_TYPE_MEMORY3:
1309
1310 Name = AcpiDmIvrsSubnames[1];
1311 break;
1312
1313 default:
1314
1315 Name = AcpiDmIvrsSubnames[2];
1316 break;
1317 }
1318
1319 AcpiOsPrintf (UINT8_FORMAT, *Target, Name);
1320 break;
1321
1322 case ACPI_DMT_LPIT:
1323
1324 /* LPIT subtable types */
1325
1326 Temp32 = ACPI_GET32 (Target);
1327 if (Temp32 > ACPI_LPIT_TYPE_RESERVED)
1328 {
1329 Temp32 = ACPI_LPIT_TYPE_RESERVED;
1330 }
1331
1332 AcpiOsPrintf (UINT32_FORMAT, ACPI_GET32 (Target),
1333 AcpiDmLpitSubnames[Temp32]);
1334 break;
1335
1336 case ACPI_DMT_EXIT:
1337
1338 return (AE_OK);
1339
1340 default:
1341
1342 ACPI_ERROR ((AE_INFO,
1343 "**** Invalid table opcode [0x%X] ****\n", Info->Opcode));
1344 return (AE_SUPPORT);
1345 }
1346 }
1347
1348 if (TableOffset && !SubtableLength)
1349 {
1350 /*
1351 * If this table is not the main table, the subtable must have a
1352 * valid length
1353 */
1354 AcpiOsPrintf ("Invalid zero length subtable\n");
1355 return (AE_BAD_DATA);
1356 }
1357
1358 return (AE_OK);
1359 }
1360
1361
1362 /*******************************************************************************
1363 *
1364 * FUNCTION: AcpiDmCheckAscii
1365 *
1366 * PARAMETERS: Name - Ascii string
1367 * Count - Number of characters to check
1368 *
1369 * RETURN: None
1370 *
1371 * DESCRIPTION: Ensure that the requested number of characters are printable
1372 * Ascii characters. Sets non-printable and null chars to <space>.
1373 *
1374 ******************************************************************************/
1375
1376 static void
1377 AcpiDmCheckAscii (
1378 UINT8 *Name,
1379 char *RepairedName,
1380 UINT32 Count)
1381 {
1382 UINT32 i;
1383
1384
1385 for (i = 0; i < Count; i++)
1386 {
1387 RepairedName[i] = (char) Name[i];
1388
1389 if (!Name[i])
1390 {
1391 return;
1392 }
1393 if (!isprint (Name[i]))
1394 {
1395 RepairedName[i] = ' ';
1396 }
1397 }
1398 }
1399