dmtable.c revision 1.1.1.5 1 /******************************************************************************
2 *
3 * Module Name: dmtable - Support for ACPI tables that contain no AML code
4 *
5 *****************************************************************************/
6
7 /*
8 * Copyright (C) 2000 - 2014, 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 *AcpiDmSlicSubnames[] =
245 {
246 "Public Key Structure",
247 "Windows Marker Structure",
248 "Unknown SubTable Type" /* Reserved */
249 };
250
251 static const char *AcpiDmSratSubnames[] =
252 {
253 "Processor Local APIC/SAPIC Affinity",
254 "Memory Affinity",
255 "Processor Local x2APIC Affinity",
256 "GICC Affinity",
257 "Unknown SubTable Type" /* Reserved */
258 };
259
260 static const char *AcpiDmIvrsSubnames[] =
261 {
262 "Hardware Definition Block",
263 "Memory Definition Block",
264 "Unknown SubTable Type" /* Reserved */
265 };
266
267 static const char *AcpiDmLpitSubnames[] =
268 {
269 "Native C-state Idle Structure",
270 "Simple I/O Idle Structure",
271 "Unknown SubTable Type" /* Reserved */
272 };
273
274 #define ACPI_FADT_PM_RESERVED 9
275
276 static const char *AcpiDmFadtProfiles[] =
277 {
278 "Unspecified",
279 "Desktop",
280 "Mobile",
281 "Workstation",
282 "Enterprise Server",
283 "SOHO Server",
284 "Appliance PC",
285 "Performance Server",
286 "Tablet",
287 "Unknown Profile Type"
288 };
289
290 #define ACPI_GAS_WIDTH_RESERVED 5
291
292 static const char *AcpiDmGasAccessWidth[] =
293 {
294 "Undefined/Legacy",
295 "Byte Access:8",
296 "Word Access:16",
297 "DWord Access:32",
298 "QWord Access:64",
299 "Unknown Width Encoding"
300 };
301
302
303 /*******************************************************************************
304 *
305 * ACPI Table Data, indexed by signature.
306 *
307 * Each entry contains: Signature, Table Info, Handler, DtHandler,
308 * Template, Description
309 *
310 * Simple tables have only a TableInfo structure, complex tables have a
311 * handler. This table must be NULL terminated. RSDP and FACS are
312 * special-cased elsewhere.
313 *
314 ******************************************************************************/
315
316 ACPI_DMTABLE_DATA AcpiDmTableData[] =
317 {
318 {ACPI_SIG_ASF, NULL, AcpiDmDumpAsf, DtCompileAsf, TemplateAsf, "Alert Standard Format table"},
319 {ACPI_SIG_BERT, AcpiDmTableInfoBert, NULL, NULL, TemplateBert, "Boot Error Record Table"},
320 {ACPI_SIG_BGRT, AcpiDmTableInfoBgrt, NULL, NULL, TemplateBgrt, "Boot Graphics Resource Table"},
321 {ACPI_SIG_BOOT, AcpiDmTableInfoBoot, NULL, NULL, TemplateBoot, "Simple Boot Flag Table"},
322 {ACPI_SIG_CPEP, NULL, AcpiDmDumpCpep, DtCompileCpep, TemplateCpep, "Corrected Platform Error Polling table"},
323 {ACPI_SIG_CSRT, NULL, AcpiDmDumpCsrt, DtCompileCsrt, TemplateCsrt, "Core System Resource Table"},
324 {ACPI_SIG_DBG2, AcpiDmTableInfoDbg2, AcpiDmDumpDbg2, DtCompileDbg2, TemplateDbg2, "Debug Port table type 2"},
325 {ACPI_SIG_DBGP, AcpiDmTableInfoDbgp, NULL, NULL, TemplateDbgp, "Debug Port table"},
326 {ACPI_SIG_DMAR, NULL, AcpiDmDumpDmar, DtCompileDmar, TemplateDmar, "DMA Remapping table"},
327 {ACPI_SIG_ECDT, AcpiDmTableInfoEcdt, NULL, NULL, TemplateEcdt, "Embedded Controller Boot Resources Table"},
328 {ACPI_SIG_EINJ, NULL, AcpiDmDumpEinj, DtCompileEinj, TemplateEinj, "Error Injection table"},
329 {ACPI_SIG_ERST, NULL, AcpiDmDumpErst, DtCompileErst, TemplateErst, "Error Record Serialization Table"},
330 {ACPI_SIG_FADT, NULL, AcpiDmDumpFadt, DtCompileFadt, TemplateFadt, "Fixed ACPI Description Table (FADT)"},
331 {ACPI_SIG_FPDT, NULL, AcpiDmDumpFpdt, DtCompileFpdt, TemplateFpdt, "Firmware Performance Data Table"},
332 {ACPI_SIG_GTDT, NULL, AcpiDmDumpGtdt, DtCompileGtdt, TemplateGtdt, "Generic Timer Description Table"},
333 {ACPI_SIG_HEST, NULL, AcpiDmDumpHest, DtCompileHest, TemplateHest, "Hardware Error Source Table"},
334 {ACPI_SIG_HPET, AcpiDmTableInfoHpet, NULL, NULL, TemplateHpet, "High Precision Event Timer table"},
335 {ACPI_SIG_IVRS, NULL, AcpiDmDumpIvrs, DtCompileIvrs, TemplateIvrs, "I/O Virtualization Reporting Structure"},
336 {ACPI_SIG_LPIT, NULL, AcpiDmDumpLpit, DtCompileLpit, TemplateLpit, "Low Power Idle Table"},
337 {ACPI_SIG_MADT, NULL, AcpiDmDumpMadt, DtCompileMadt, TemplateMadt, "Multiple APIC Description Table (MADT)"},
338 {ACPI_SIG_MCFG, NULL, AcpiDmDumpMcfg, DtCompileMcfg, TemplateMcfg, "Memory Mapped Configuration table"},
339 {ACPI_SIG_MCHI, AcpiDmTableInfoMchi, NULL, NULL, TemplateMchi, "Management Controller Host Interface table"},
340 {ACPI_SIG_MPST, AcpiDmTableInfoMpst, AcpiDmDumpMpst, DtCompileMpst, TemplateMpst, "Memory Power State Table"},
341 {ACPI_SIG_MSCT, NULL, AcpiDmDumpMsct, DtCompileMsct, TemplateMsct, "Maximum System Characteristics Table"},
342 {ACPI_SIG_MTMR, NULL, AcpiDmDumpMtmr, DtCompileMtmr, TemplateMtmr, "MID Timer Table"},
343 {ACPI_SIG_PCCT, AcpiDmTableInfoPcct, AcpiDmDumpPcct, DtCompilePcct, TemplatePcct, "Platform Communications Channel Table"},
344 {ACPI_SIG_PMTT, NULL, AcpiDmDumpPmtt, DtCompilePmtt, TemplatePmtt, "Platform Memory Topology Table"},
345 {ACPI_SIG_RSDT, NULL, AcpiDmDumpRsdt, DtCompileRsdt, TemplateRsdt, "Root System Description Table"},
346 {ACPI_SIG_S3PT, NULL, NULL, NULL, TemplateS3pt, "S3 Performance Table"},
347 {ACPI_SIG_SBST, AcpiDmTableInfoSbst, NULL, NULL, TemplateSbst, "Smart Battery Specification Table"},
348 {ACPI_SIG_SLIC, NULL, AcpiDmDumpSlic, DtCompileSlic, TemplateSlic, "Software Licensing Description Table"},
349 {ACPI_SIG_SLIT, NULL, AcpiDmDumpSlit, DtCompileSlit, TemplateSlit, "System Locality Information Table"},
350 {ACPI_SIG_SPCR, AcpiDmTableInfoSpcr, NULL, NULL, TemplateSpcr, "Serial Port Console Redirection table"},
351 {ACPI_SIG_SPMI, AcpiDmTableInfoSpmi, NULL, NULL, TemplateSpmi, "Server Platform Management Interface table"},
352 {ACPI_SIG_SRAT, NULL, AcpiDmDumpSrat, DtCompileSrat, TemplateSrat, "System Resource Affinity Table"},
353 {ACPI_SIG_TCPA, AcpiDmTableInfoTcpa, NULL, NULL, TemplateTcpa, "Trusted Computing Platform Alliance table"},
354 {ACPI_SIG_TPM2, AcpiDmTableInfoTpm2, NULL, NULL, TemplateTpm2, "Trusted Platform Module hardware interface table"},
355 {ACPI_SIG_UEFI, AcpiDmTableInfoUefi, NULL, DtCompileUefi, TemplateUefi, "UEFI Boot Optimization Table"},
356 {ACPI_SIG_VRTC, AcpiDmTableInfoVrtc, AcpiDmDumpVrtc, DtCompileVrtc, TemplateVrtc, "Virtual Real-Time Clock Table"},
357 {ACPI_SIG_WAET, AcpiDmTableInfoWaet, NULL, NULL, TemplateWaet, "Windows ACPI Emulated Devices Table"},
358 {ACPI_SIG_WDAT, NULL, AcpiDmDumpWdat, DtCompileWdat, TemplateWdat, "Watchdog Action Table"},
359 {ACPI_SIG_WDDT, AcpiDmTableInfoWddt, NULL, NULL, TemplateWddt, "Watchdog Description Table"},
360 {ACPI_SIG_WDRT, AcpiDmTableInfoWdrt, NULL, NULL, TemplateWdrt, "Watchdog Resource Table"},
361 {ACPI_SIG_XSDT, NULL, AcpiDmDumpXsdt, DtCompileXsdt, TemplateXsdt, "Extended System Description Table"},
362 {NULL, NULL, NULL, NULL, NULL, NULL}
363 };
364
365
366 /*******************************************************************************
367 *
368 * FUNCTION: AcpiDmGenerateChecksum
369 *
370 * PARAMETERS: Table - Pointer to table to be checksummed
371 * Length - Length of the table
372 * OriginalChecksum - Value of the checksum field
373 *
374 * RETURN: 8 bit checksum of buffer
375 *
376 * DESCRIPTION: Computes an 8 bit checksum of the table.
377 *
378 ******************************************************************************/
379
380 UINT8
381 AcpiDmGenerateChecksum (
382 void *Table,
383 UINT32 Length,
384 UINT8 OriginalChecksum)
385 {
386 UINT8 Checksum;
387
388
389 /* Sum the entire table as-is */
390
391 Checksum = AcpiTbChecksum ((UINT8 *) Table, Length);
392
393 /* Subtract off the existing checksum value in the table */
394
395 Checksum = (UINT8) (Checksum - OriginalChecksum);
396
397 /* Compute the final checksum */
398
399 Checksum = (UINT8) (0 - Checksum);
400 return (Checksum);
401 }
402
403
404 /*******************************************************************************
405 *
406 * FUNCTION: AcpiDmGetTableData
407 *
408 * PARAMETERS: Signature - ACPI signature (4 chars) to match
409 *
410 * RETURN: Pointer to a valid ACPI_DMTABLE_DATA. Null if no match found.
411 *
412 * DESCRIPTION: Find a match in the global table of supported ACPI tables
413 *
414 ******************************************************************************/
415
416 ACPI_DMTABLE_DATA *
417 AcpiDmGetTableData (
418 char *Signature)
419 {
420 ACPI_DMTABLE_DATA *TableData;
421
422
423 for (TableData = AcpiDmTableData; TableData->Signature; TableData++)
424 {
425 if (ACPI_COMPARE_NAME (Signature, TableData->Signature))
426 {
427 return (TableData);
428 }
429 }
430
431 return (NULL);
432 }
433
434
435 /*******************************************************************************
436 *
437 * FUNCTION: AcpiDmDumpDataTable
438 *
439 * PARAMETERS: Table - An ACPI table
440 *
441 * RETURN: None.
442 *
443 * DESCRIPTION: Format the contents of an ACPI data table (any table other
444 * than an SSDT or DSDT that does not contain executable AML code)
445 *
446 ******************************************************************************/
447
448 void
449 AcpiDmDumpDataTable (
450 ACPI_TABLE_HEADER *Table)
451 {
452 ACPI_STATUS Status;
453 ACPI_DMTABLE_DATA *TableData;
454 UINT32 Length;
455
456
457 /* Ignore tables that contain AML */
458
459 if (AcpiUtIsAmlTable (Table))
460 {
461 if (Gbl_VerboseTemplates)
462 {
463 /* Dump the raw table data */
464
465 Length = Table->Length;
466
467 AcpiOsPrintf ("\n/*\n%s: Length %d (0x%X)\n\n",
468 ACPI_RAW_TABLE_DATA_HEADER, Length, Length);
469 AcpiUtDumpBuffer (ACPI_CAST_PTR (UINT8, Table),
470 Length, DB_BYTE_DISPLAY, 0);
471 AcpiOsPrintf (" */\n");
472 }
473 return;
474 }
475
476 /*
477 * Handle tables that don't use the common ACPI table header structure.
478 * Currently, these are the FACS, RSDP, and S3PT.
479 */
480 if (ACPI_COMPARE_NAME (Table->Signature, ACPI_SIG_FACS))
481 {
482 Length = Table->Length;
483 AcpiDmDumpTable (Length, 0, Table, 0, AcpiDmTableInfoFacs);
484 }
485 else if (ACPI_VALIDATE_RSDP_SIG (Table->Signature))
486 {
487 Length = AcpiDmDumpRsdp (Table);
488 }
489 else if (ACPI_COMPARE_NAME (Table->Signature, ACPI_SIG_S3PT))
490 {
491 Length = AcpiDmDumpS3pt (Table);
492 }
493 else
494 {
495 /*
496 * All other tables must use the common ACPI table header, dump it now
497 */
498 Length = Table->Length;
499 Status = AcpiDmDumpTable (Length, 0, Table, 0, AcpiDmTableInfoHeader);
500 if (ACPI_FAILURE (Status))
501 {
502 return;
503 }
504 AcpiOsPrintf ("\n");
505
506 /* Match signature and dispatch appropriately */
507
508 TableData = AcpiDmGetTableData (Table->Signature);
509 if (!TableData)
510 {
511 if (!ACPI_STRNCMP (Table->Signature, "OEM", 3))
512 {
513 AcpiOsPrintf ("\n**** OEM-defined ACPI table [%4.4s], unknown contents\n\n",
514 Table->Signature);
515 }
516 else
517 {
518 AcpiOsPrintf ("\n**** Unknown ACPI table type [%4.4s]\n\n",
519 Table->Signature);
520 fprintf (stderr, "Unknown ACPI table signature [%4.4s], decoding header only\n",
521 Table->Signature);
522 }
523 }
524 else if (TableData->TableHandler)
525 {
526 /* Complex table, has a handler */
527
528 TableData->TableHandler (Table);
529 }
530 else if (TableData->TableInfo)
531 {
532 /* Simple table, just walk the info table */
533
534 AcpiDmDumpTable (Length, 0, Table, 0, TableData->TableInfo);
535 }
536 }
537
538 if (!Gbl_DoTemplates || Gbl_VerboseTemplates)
539 {
540 /* Dump the raw table data */
541
542 AcpiOsPrintf ("\n%s: Length %d (0x%X)\n\n",
543 ACPI_RAW_TABLE_DATA_HEADER, Length, Length);
544 AcpiUtDumpBuffer (ACPI_CAST_PTR (UINT8, Table),
545 Length, DB_BYTE_DISPLAY, 0);
546 }
547 }
548
549
550 /*******************************************************************************
551 *
552 * FUNCTION: AcpiDmLineHeader
553 *
554 * PARAMETERS: Offset - Current byte offset, from table start
555 * ByteLength - Length of the field in bytes, 0 for flags
556 * Name - Name of this field
557 * Value - Optional value, displayed on left of ':'
558 *
559 * RETURN: None
560 *
561 * DESCRIPTION: Utility routines for formatting output lines. Displays the
562 * current table offset in hex and decimal, the field length,
563 * and the field name.
564 *
565 ******************************************************************************/
566
567 void
568 AcpiDmLineHeader (
569 UINT32 Offset,
570 UINT32 ByteLength,
571 char *Name)
572 {
573
574 /* Allow a null name for fields that span multiple lines (large buffers) */
575
576 if (!Name)
577 {
578 Name = "";
579 }
580
581 if (Gbl_DoTemplates && !Gbl_VerboseTemplates) /* Terse template */
582 {
583 if (ByteLength)
584 {
585 AcpiOsPrintf ("[%.4d] %34s : ", ByteLength, Name);
586 }
587 else
588 {
589 if (*Name)
590 {
591 AcpiOsPrintf ("%41s : ", Name);
592 }
593 else
594 {
595 AcpiOsPrintf ("%41s ", Name);
596 }
597 }
598 }
599 else /* Normal disassembler or verbose template */
600 {
601 if (ByteLength)
602 {
603 AcpiOsPrintf ("[%3.3Xh %4.4d% 4d] %28s : ",
604 Offset, Offset, ByteLength, Name);
605 }
606 else
607 {
608 if (*Name)
609 {
610 AcpiOsPrintf ("%44s : ", Name);
611 }
612 else
613 {
614 AcpiOsPrintf ("%44s ", Name);
615 }
616 }
617 }
618 }
619
620 void
621 AcpiDmLineHeader2 (
622 UINT32 Offset,
623 UINT32 ByteLength,
624 char *Name,
625 UINT32 Value)
626 {
627
628 if (Gbl_DoTemplates && !Gbl_VerboseTemplates) /* Terse template */
629 {
630 if (ByteLength)
631 {
632 AcpiOsPrintf ("[%.4d] %30s %3d : ",
633 ByteLength, Name, Value);
634 }
635 else
636 {
637 AcpiOsPrintf ("%36s % 3d : ",
638 Name, Value);
639 }
640 }
641 else /* Normal disassembler or verbose template */
642 {
643 if (ByteLength)
644 {
645 AcpiOsPrintf ("[%3.3Xh %4.4d %3d] %24s %3d : ",
646 Offset, Offset, ByteLength, Name, Value);
647 }
648 else
649 {
650 AcpiOsPrintf ("[%3.3Xh %4.4d ] %24s %3d : ",
651 Offset, Offset, Name, Value);
652 }
653 }
654 }
655
656
657 /*******************************************************************************
658 *
659 * FUNCTION: AcpiDmDumpTable
660 *
661 * PARAMETERS: TableLength - Length of the entire ACPI table
662 * TableOffset - Starting offset within the table for this
663 * sub-descriptor (0 if main table)
664 * Table - The ACPI table
665 * SubtableLength - Length of this sub-descriptor
666 * Info - Info table for this ACPI table
667 *
668 * RETURN: None
669 *
670 * DESCRIPTION: Display ACPI table contents by walking the Info table.
671 *
672 * Note: This function must remain in sync with DtGetFieldLength.
673 *
674 ******************************************************************************/
675
676 ACPI_STATUS
677 AcpiDmDumpTable (
678 UINT32 TableLength,
679 UINT32 TableOffset,
680 void *Table,
681 UINT32 SubtableLength,
682 ACPI_DMTABLE_INFO *Info)
683 {
684 UINT8 *Target;
685 UINT32 CurrentOffset;
686 UINT32 ByteLength;
687 UINT8 Temp8;
688 UINT16 Temp16;
689 UINT64 Value;
690 ACPI_DMTABLE_DATA *TableData;
691 const char *Name;
692 BOOLEAN LastOutputBlankLine = FALSE;
693 char RepairedName[8];
694
695
696 if (!Info)
697 {
698 AcpiOsPrintf ("Display not implemented\n");
699 return (AE_NOT_IMPLEMENTED);
700 }
701
702 /* Walk entire Info table; Null name terminates */
703
704 for (; Info->Name; Info++)
705 {
706 /*
707 * Target points to the field within the ACPI Table. CurrentOffset is
708 * the offset of the field from the start of the main table.
709 */
710 Target = ACPI_ADD_PTR (UINT8, Table, Info->Offset);
711 CurrentOffset = TableOffset + Info->Offset;
712
713 /* Check for beyond EOT or beyond subtable end */
714
715 if ((CurrentOffset >= TableLength) ||
716 (SubtableLength && (Info->Offset >= SubtableLength)))
717 {
718 AcpiOsPrintf ("**** ACPI table terminates in the middle of a data structure!\n");
719 return (AE_BAD_DATA);
720 }
721
722 /* Generate the byte length for this field */
723
724 switch (Info->Opcode)
725 {
726 case ACPI_DMT_UINT8:
727 case ACPI_DMT_CHKSUM:
728 case ACPI_DMT_SPACEID:
729 case ACPI_DMT_ACCWIDTH:
730 case ACPI_DMT_IVRS:
731 case ACPI_DMT_GTDT:
732 case ACPI_DMT_MADT:
733 case ACPI_DMT_PCCT:
734 case ACPI_DMT_PMTT:
735 case ACPI_DMT_SRAT:
736 case ACPI_DMT_ASF:
737 case ACPI_DMT_HESTNTYP:
738 case ACPI_DMT_FADTPM:
739 case ACPI_DMT_EINJACT:
740 case ACPI_DMT_EINJINST:
741 case ACPI_DMT_ERSTACT:
742 case ACPI_DMT_ERSTINST:
743 case ACPI_DMT_DMAR_SCOPE:
744
745 ByteLength = 1;
746 break;
747
748 case ACPI_DMT_UINT16:
749 case ACPI_DMT_DMAR:
750 case ACPI_DMT_HEST:
751
752 ByteLength = 2;
753 break;
754
755 case ACPI_DMT_UINT24:
756
757 ByteLength = 3;
758 break;
759
760 case ACPI_DMT_UINT32:
761 case ACPI_DMT_NAME4:
762 case ACPI_DMT_SIG:
763 case ACPI_DMT_SLIC:
764 case ACPI_DMT_LPIT:
765
766 ByteLength = 4;
767 break;
768
769 case ACPI_DMT_UINT40:
770
771 ByteLength = 5;
772 break;
773
774 case ACPI_DMT_UINT48:
775 case ACPI_DMT_NAME6:
776
777 ByteLength = 6;
778 break;
779
780 case ACPI_DMT_UINT56:
781 case ACPI_DMT_BUF7:
782
783 ByteLength = 7;
784 break;
785
786 case ACPI_DMT_UINT64:
787 case ACPI_DMT_NAME8:
788
789 ByteLength = 8;
790 break;
791
792 case ACPI_DMT_BUF10:
793
794 ByteLength = 10;
795 break;
796
797 case ACPI_DMT_BUF16:
798 case ACPI_DMT_UUID:
799
800 ByteLength = 16;
801 break;
802
803 case ACPI_DMT_BUF128:
804
805 ByteLength = 128;
806 break;
807
808 case ACPI_DMT_STRING:
809
810 ByteLength = ACPI_STRLEN (ACPI_CAST_PTR (char, Target)) + 1;
811 break;
812
813 case ACPI_DMT_GAS:
814
815 if (!LastOutputBlankLine)
816 {
817 AcpiOsPrintf ("\n");
818 LastOutputBlankLine = TRUE;
819 }
820 ByteLength = sizeof (ACPI_GENERIC_ADDRESS);
821 break;
822
823 case ACPI_DMT_HESTNTFY:
824
825 if (!LastOutputBlankLine)
826 {
827 AcpiOsPrintf ("\n");
828 LastOutputBlankLine = TRUE;
829 }
830 ByteLength = sizeof (ACPI_HEST_NOTIFY);
831 break;
832
833 default:
834
835 ByteLength = 0;
836 break;
837 }
838
839 if (CurrentOffset + ByteLength > TableLength)
840 {
841 AcpiOsPrintf ("**** ACPI table terminates in the middle of a data structure!\n");
842 return (AE_BAD_DATA);
843 }
844
845 if (Info->Opcode == ACPI_DMT_EXTRA_TEXT)
846 {
847 AcpiOsPrintf ("%s", Info->Name);
848 continue;
849 }
850
851 /* Start a new line and decode the opcode */
852
853 AcpiDmLineHeader (CurrentOffset, ByteLength, Info->Name);
854
855 switch (Info->Opcode)
856 {
857 /* Single-bit Flag fields. Note: Opcode is the bit position */
858
859 case ACPI_DMT_FLAG0:
860 case ACPI_DMT_FLAG1:
861 case ACPI_DMT_FLAG2:
862 case ACPI_DMT_FLAG3:
863 case ACPI_DMT_FLAG4:
864 case ACPI_DMT_FLAG5:
865 case ACPI_DMT_FLAG6:
866 case ACPI_DMT_FLAG7:
867
868 AcpiOsPrintf ("%1.1X\n", (*Target >> Info->Opcode) & 0x01);
869 break;
870
871 /* 2-bit Flag fields */
872
873 case ACPI_DMT_FLAGS0:
874
875 AcpiOsPrintf ("%1.1X\n", *Target & 0x03);
876 break;
877
878 case ACPI_DMT_FLAGS1:
879
880 AcpiOsPrintf ("%1.1X\n", (*Target >> 1) & 0x03);
881 break;
882
883 case ACPI_DMT_FLAGS2:
884
885 AcpiOsPrintf ("%1.1X\n", (*Target >> 2) & 0x03);
886 break;
887
888 case ACPI_DMT_FLAGS4:
889
890 AcpiOsPrintf ("%1.1X\n", (*Target >> 4) & 0x03);
891 break;
892
893 /* Integer Data Types */
894
895 case ACPI_DMT_UINT8:
896 case ACPI_DMT_UINT16:
897 case ACPI_DMT_UINT24:
898 case ACPI_DMT_UINT32:
899 case ACPI_DMT_UINT40:
900 case ACPI_DMT_UINT48:
901 case ACPI_DMT_UINT56:
902 case ACPI_DMT_UINT64:
903 /*
904 * Dump bytes - high byte first, low byte last.
905 * Note: All ACPI tables are little-endian.
906 */
907 Value = 0;
908 for (Temp8 = (UINT8) ByteLength; Temp8 > 0; Temp8--)
909 {
910 AcpiOsPrintf ("%2.2X", Target[Temp8 - 1]);
911 Value |= Target[Temp8 - 1];
912 Value <<= 8;
913 }
914
915 if (!Value && (Info->Flags & DT_DESCRIBES_OPTIONAL))
916 {
917 AcpiOsPrintf (" [Optional field not present]");
918 }
919
920 AcpiOsPrintf ("\n");
921 break;
922
923 case ACPI_DMT_BUF7:
924 case ACPI_DMT_BUF10:
925 case ACPI_DMT_BUF16:
926 case ACPI_DMT_BUF128:
927 /*
928 * Buffer: Size depends on the opcode and was set above.
929 * Each hex byte is separated with a space.
930 * Multiple lines are separated by line continuation char.
931 */
932 for (Temp16 = 0; Temp16 < ByteLength; Temp16++)
933 {
934 AcpiOsPrintf ("%2.2X", Target[Temp16]);
935 if ((UINT32) (Temp16 + 1) < ByteLength)
936 {
937 if ((Temp16 > 0) && (!((Temp16+1) % 16)))
938 {
939 AcpiOsPrintf (" \\\n"); /* Line continuation */
940 AcpiDmLineHeader (0, 0, NULL);
941 }
942 else
943 {
944 AcpiOsPrintf (" ");
945 }
946 }
947 }
948 AcpiOsPrintf ("\n");
949 break;
950
951 case ACPI_DMT_UUID:
952
953 /* Convert 16-byte UUID buffer to 36-byte formatted UUID string */
954
955 (void) AuConvertUuidToString ((char *) Target, MsgBuffer);
956
957 AcpiOsPrintf ("%s\n", MsgBuffer);
958 break;
959
960 case ACPI_DMT_STRING:
961
962 AcpiOsPrintf ("\"%s\"\n", ACPI_CAST_PTR (char, Target));
963 break;
964
965 /* Fixed length ASCII name fields */
966
967 case ACPI_DMT_SIG:
968
969 AcpiDmCheckAscii (Target, RepairedName, 4);
970 AcpiOsPrintf ("\"%.4s\" ", RepairedName);
971 TableData = AcpiDmGetTableData (ACPI_CAST_PTR (char, Target));
972 if (TableData)
973 {
974 AcpiOsPrintf (STRING_FORMAT, TableData->Name);
975 }
976 else
977 {
978 AcpiOsPrintf ("\n");
979 }
980 break;
981
982 case ACPI_DMT_NAME4:
983
984 AcpiDmCheckAscii (Target, RepairedName, 4);
985 AcpiOsPrintf ("\"%.4s\"\n", RepairedName);
986 break;
987
988 case ACPI_DMT_NAME6:
989
990 AcpiDmCheckAscii (Target, RepairedName, 6);
991 AcpiOsPrintf ("\"%.6s\"\n", RepairedName);
992 break;
993
994 case ACPI_DMT_NAME8:
995
996 AcpiDmCheckAscii (Target, RepairedName, 8);
997 AcpiOsPrintf ("\"%.8s\"\n", RepairedName);
998 break;
999
1000 /* Special Data Types */
1001
1002 case ACPI_DMT_CHKSUM:
1003
1004 /* Checksum, display and validate */
1005
1006 AcpiOsPrintf ("%2.2X", *Target);
1007 Temp8 = AcpiDmGenerateChecksum (Table,
1008 ACPI_CAST_PTR (ACPI_TABLE_HEADER, Table)->Length,
1009 ACPI_CAST_PTR (ACPI_TABLE_HEADER, Table)->Checksum);
1010 if (Temp8 != ACPI_CAST_PTR (ACPI_TABLE_HEADER, Table)->Checksum)
1011 {
1012 AcpiOsPrintf (
1013 " /* Incorrect checksum, should be %2.2X */", Temp8);
1014 }
1015 AcpiOsPrintf ("\n");
1016 break;
1017
1018 case ACPI_DMT_SPACEID:
1019
1020 /* Address Space ID */
1021
1022 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiUtGetRegionName (*Target));
1023 break;
1024
1025 case ACPI_DMT_ACCWIDTH:
1026
1027 /* Encoded Access Width */
1028
1029 Temp8 = *Target;
1030 if (Temp8 > ACPI_GAS_WIDTH_RESERVED)
1031 {
1032 Temp8 = ACPI_GAS_WIDTH_RESERVED;
1033 }
1034
1035 AcpiOsPrintf (UINT8_FORMAT, Temp8, AcpiDmGasAccessWidth[Temp8]);
1036 break;
1037
1038 case ACPI_DMT_GAS:
1039
1040 /* Generic Address Structure */
1041
1042 AcpiOsPrintf (STRING_FORMAT, "Generic Address Structure");
1043 AcpiDmDumpTable (TableLength, CurrentOffset, Target,
1044 sizeof (ACPI_GENERIC_ADDRESS), AcpiDmTableInfoGas);
1045 AcpiOsPrintf ("\n");
1046 LastOutputBlankLine = TRUE;
1047 break;
1048
1049 case ACPI_DMT_ASF:
1050
1051 /* ASF subtable types */
1052
1053 Temp16 = (UINT16) ((*Target) & 0x7F); /* Top bit can be zero or one */
1054 if (Temp16 > ACPI_ASF_TYPE_RESERVED)
1055 {
1056 Temp16 = ACPI_ASF_TYPE_RESERVED;
1057 }
1058
1059 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiDmAsfSubnames[Temp16]);
1060 break;
1061
1062 case ACPI_DMT_DMAR:
1063
1064 /* DMAR subtable types */
1065
1066 Temp16 = ACPI_GET16 (Target);
1067 if (Temp16 > ACPI_DMAR_TYPE_RESERVED)
1068 {
1069 Temp16 = ACPI_DMAR_TYPE_RESERVED;
1070 }
1071
1072 AcpiOsPrintf (UINT16_FORMAT, ACPI_GET16 (Target), AcpiDmDmarSubnames[Temp16]);
1073 break;
1074
1075 case ACPI_DMT_DMAR_SCOPE:
1076
1077 /* DMAR device scope types */
1078
1079 Temp8 = *Target;
1080 if (Temp8 > ACPI_DMAR_SCOPE_TYPE_RESERVED)
1081 {
1082 Temp8 = ACPI_DMAR_SCOPE_TYPE_RESERVED;
1083 }
1084
1085 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiDmDmarScope[Temp8]);
1086 break;
1087
1088 case ACPI_DMT_EINJACT:
1089
1090 /* EINJ Action types */
1091
1092 Temp8 = *Target;
1093 if (Temp8 > ACPI_EINJ_ACTION_RESERVED)
1094 {
1095 Temp8 = ACPI_EINJ_ACTION_RESERVED;
1096 }
1097
1098 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiDmEinjActions[Temp8]);
1099 break;
1100
1101 case ACPI_DMT_EINJINST:
1102
1103 /* EINJ Instruction types */
1104
1105 Temp8 = *Target;
1106 if (Temp8 > ACPI_EINJ_INSTRUCTION_RESERVED)
1107 {
1108 Temp8 = ACPI_EINJ_INSTRUCTION_RESERVED;
1109 }
1110
1111 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiDmEinjInstructions[Temp8]);
1112 break;
1113
1114 case ACPI_DMT_ERSTACT:
1115
1116 /* ERST Action types */
1117
1118 Temp8 = *Target;
1119 if (Temp8 > ACPI_ERST_ACTION_RESERVED)
1120 {
1121 Temp8 = ACPI_ERST_ACTION_RESERVED;
1122 }
1123
1124 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiDmErstActions[Temp8]);
1125 break;
1126
1127 case ACPI_DMT_ERSTINST:
1128
1129 /* ERST Instruction types */
1130
1131 Temp8 = *Target;
1132 if (Temp8 > ACPI_ERST_INSTRUCTION_RESERVED)
1133 {
1134 Temp8 = ACPI_ERST_INSTRUCTION_RESERVED;
1135 }
1136
1137 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiDmErstInstructions[Temp8]);
1138 break;
1139
1140 case ACPI_DMT_GTDT:
1141
1142 /* GTDT subtable types */
1143
1144 Temp8 = *Target;
1145 if (Temp8 > ACPI_GTDT_TYPE_RESERVED)
1146 {
1147 Temp8 = ACPI_GTDT_TYPE_RESERVED;
1148 }
1149
1150 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiDmGtdtSubnames[Temp8]);
1151 break;
1152
1153 case ACPI_DMT_HEST:
1154
1155 /* HEST subtable types */
1156
1157 Temp16 = ACPI_GET16 (Target);
1158 if (Temp16 > ACPI_HEST_TYPE_RESERVED)
1159 {
1160 Temp16 = ACPI_HEST_TYPE_RESERVED;
1161 }
1162
1163 AcpiOsPrintf (UINT16_FORMAT, ACPI_GET16 (Target), AcpiDmHestSubnames[Temp16]);
1164 break;
1165
1166 case ACPI_DMT_HESTNTFY:
1167
1168 AcpiOsPrintf (STRING_FORMAT, "Hardware Error Notification Structure");
1169 AcpiDmDumpTable (TableLength, CurrentOffset, Target,
1170 sizeof (ACPI_HEST_NOTIFY), AcpiDmTableInfoHestNotify);
1171 AcpiOsPrintf ("\n");
1172 LastOutputBlankLine = TRUE;
1173 break;
1174
1175 case ACPI_DMT_HESTNTYP:
1176
1177 /* HEST Notify types */
1178
1179 Temp8 = *Target;
1180 if (Temp8 > ACPI_HEST_NOTIFY_RESERVED)
1181 {
1182 Temp8 = ACPI_HEST_NOTIFY_RESERVED;
1183 }
1184
1185 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiDmHestNotifySubnames[Temp8]);
1186 break;
1187
1188 case ACPI_DMT_MADT:
1189
1190 /* MADT subtable types */
1191
1192 Temp8 = *Target;
1193 if (Temp8 > ACPI_MADT_TYPE_RESERVED)
1194 {
1195 Temp8 = ACPI_MADT_TYPE_RESERVED;
1196 }
1197
1198 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiDmMadtSubnames[Temp8]);
1199 break;
1200
1201 case ACPI_DMT_PCCT:
1202
1203 /* PCCT subtable types */
1204
1205 Temp8 = *Target;
1206 if (Temp8 > ACPI_PCCT_TYPE_RESERVED)
1207 {
1208 Temp8 = ACPI_PCCT_TYPE_RESERVED;
1209 }
1210
1211 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiDmPcctSubnames[Temp8]);
1212 break;
1213
1214 case ACPI_DMT_PMTT:
1215
1216 /* PMTT subtable types */
1217
1218 Temp8 = *Target;
1219 if (Temp8 > ACPI_PMTT_TYPE_RESERVED)
1220 {
1221 Temp8 = ACPI_PMTT_TYPE_RESERVED;
1222 }
1223
1224 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiDmPmttSubnames[Temp8]);
1225 break;
1226
1227 case ACPI_DMT_SLIC:
1228
1229 /* SLIC subtable types */
1230
1231 Temp8 = *Target;
1232 if (Temp8 > ACPI_SLIC_TYPE_RESERVED)
1233 {
1234 Temp8 = ACPI_SLIC_TYPE_RESERVED;
1235 }
1236
1237 AcpiOsPrintf (UINT32_FORMAT, *Target, AcpiDmSlicSubnames[Temp8]);
1238 break;
1239
1240 case ACPI_DMT_SRAT:
1241
1242 /* SRAT subtable types */
1243
1244 Temp8 = *Target;
1245 if (Temp8 > ACPI_SRAT_TYPE_RESERVED)
1246 {
1247 Temp8 = ACPI_SRAT_TYPE_RESERVED;
1248 }
1249
1250 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiDmSratSubnames[Temp8]);
1251 break;
1252
1253 case ACPI_DMT_FADTPM:
1254
1255 /* FADT Preferred PM Profile names */
1256
1257 Temp8 = *Target;
1258 if (Temp8 > ACPI_FADT_PM_RESERVED)
1259 {
1260 Temp8 = ACPI_FADT_PM_RESERVED;
1261 }
1262
1263 AcpiOsPrintf (UINT8_FORMAT, *Target, AcpiDmFadtProfiles[Temp8]);
1264 break;
1265
1266 case ACPI_DMT_IVRS:
1267
1268 /* IVRS subtable types */
1269
1270 Temp8 = *Target;
1271 switch (Temp8)
1272 {
1273 case ACPI_IVRS_TYPE_HARDWARE:
1274
1275 Name = AcpiDmIvrsSubnames[0];
1276 break;
1277
1278 case ACPI_IVRS_TYPE_MEMORY1:
1279 case ACPI_IVRS_TYPE_MEMORY2:
1280 case ACPI_IVRS_TYPE_MEMORY3:
1281
1282 Name = AcpiDmIvrsSubnames[1];
1283 break;
1284
1285 default:
1286
1287 Name = AcpiDmIvrsSubnames[2];
1288 break;
1289 }
1290
1291 AcpiOsPrintf (UINT8_FORMAT, *Target, Name);
1292 break;
1293
1294 case ACPI_DMT_LPIT:
1295
1296 /* LPIT subtable types */
1297
1298 Temp8 = *Target;
1299 switch (Temp8)
1300 {
1301 case ACPI_LPIT_TYPE_NATIVE_CSTATE:
1302
1303 Name = AcpiDmLpitSubnames[0];
1304 break;
1305
1306 case ACPI_LPIT_TYPE_SIMPLE_IO:
1307
1308 Name = AcpiDmLpitSubnames[1];
1309 break;
1310
1311 default:
1312
1313 Name = AcpiDmLpitSubnames[2];
1314 break;
1315 }
1316
1317 AcpiOsPrintf (UINT32_FORMAT, *Target, Name);
1318 break;
1319
1320 case ACPI_DMT_EXIT:
1321
1322 return (AE_OK);
1323
1324 default:
1325
1326 ACPI_ERROR ((AE_INFO,
1327 "**** Invalid table opcode [0x%X] ****\n", Info->Opcode));
1328 return (AE_SUPPORT);
1329 }
1330 }
1331
1332 if (TableOffset && !SubtableLength)
1333 {
1334 /* If this table is not the main table, subtable must have valid length */
1335
1336 AcpiOsPrintf ("Invalid zero length subtable\n");
1337 return (AE_BAD_DATA);
1338 }
1339
1340 return (AE_OK);
1341 }
1342
1343
1344 /*******************************************************************************
1345 *
1346 * FUNCTION: AcpiDmCheckAscii
1347 *
1348 * PARAMETERS: Name - Ascii string
1349 * Count - Number of characters to check
1350 *
1351 * RETURN: None
1352 *
1353 * DESCRIPTION: Ensure that the requested number of characters are printable
1354 * Ascii characters. Sets non-printable and null chars to <space>.
1355 *
1356 ******************************************************************************/
1357
1358 static void
1359 AcpiDmCheckAscii (
1360 UINT8 *Name,
1361 char *RepairedName,
1362 UINT32 Count)
1363 {
1364 UINT32 i;
1365
1366
1367 for (i = 0; i < Count; i++)
1368 {
1369 RepairedName[i] = (char) Name[i];
1370
1371 if (!Name[i])
1372 {
1373 return;
1374 }
1375 if (!isprint (Name[i]))
1376 {
1377 RepairedName[i] = ' ';
1378 }
1379 }
1380 }
1381