1 /******************************************************************************
3 * Module Name: aetables - ACPI table setup/install for acpiexec utility
5 *****************************************************************************/
8 * Copyright (C) 2000 - 2015, Intel Corp.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
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.
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.
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
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40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
47 #define _COMPONENT ACPI_TOOLS
48 ACPI_MODULE_NAME ("aetables")
50 /* Local prototypes */
53 AeInitializeTableHeader (
54 ACPI_TABLE_HEADER *Header,
60 ACPI_TABLE_HEADER *ExistingTable,
61 ACPI_TABLE_HEADER **NewTable);
63 /* User table (DSDT) */
65 static ACPI_TABLE_HEADER *DsdtToInstallOverride;
67 /* Non-AML tables that are constructed locally and installed */
69 static ACPI_TABLE_RSDP LocalRSDP;
70 static ACPI_TABLE_FACS LocalFACS;
71 static ACPI_TABLE_HEADER LocalTEST;
72 static ACPI_TABLE_HEADER LocalBADTABLE;
75 * We need a local FADT so that the hardware subcomponent will function,
76 * even though the underlying OSD HW access functions don't do anything.
78 static ACPI_TABLE_FADT LocalFADT;
81 * Use XSDT so that both 32- and 64-bit versions of this utility will
82 * function automatically.
84 static ACPI_TABLE_XSDT *LocalXSDT;
86 #define BASE_XSDT_TABLES 9
87 #define BASE_XSDT_SIZE ((BASE_XSDT_TABLES) * sizeof (UINT64))
89 #define ACPI_MAX_INIT_TABLES (32)
92 /******************************************************************************
94 * FUNCTION: AeTableOverride
96 * DESCRIPTION: Local implementation of AcpiOsTableOverride.
97 * Exercise the override mechanism
99 *****************************************************************************/
103 ACPI_TABLE_HEADER *ExistingTable,
104 ACPI_TABLE_HEADER **NewTable)
107 if (!AcpiGbl_LoadTestTables)
113 /* This code exercises the table override mechanism in the core */
115 if (ACPI_COMPARE_NAME (ExistingTable->Signature, ACPI_SIG_DSDT))
117 *NewTable = DsdtToInstallOverride;
120 /* This code tests override of dynamically loaded tables */
122 else if (ACPI_COMPARE_NAME (ExistingTable->Signature, "OEM9"))
124 *NewTable = ACPI_CAST_PTR (ACPI_TABLE_HEADER, Ssdt3Code);
129 /******************************************************************************
131 * FUNCTION: AeInitializeTableHeader
133 * PARAMETERS: Header - A valid standard ACPI table header
134 * Signature - Signature to insert
135 * Length - Length of the table
137 * RETURN: None. Header is modified.
139 * DESCRIPTION: Initialize the table header for a local ACPI table.
141 *****************************************************************************/
144 AeInitializeTableHeader (
145 ACPI_TABLE_HEADER *Header,
150 ACPI_MOVE_NAME (Header->Signature, Signature);
151 Header->Length = Length;
153 Header->OemRevision = 0x1001;
154 strncpy (Header->OemId, "Intel", ACPI_OEM_ID_SIZE);
155 strncpy (Header->OemTableId, "AcpiExec", ACPI_OEM_TABLE_ID_SIZE);
156 strncpy (Header->AslCompilerId, "INTL", ACPI_NAME_SIZE);
157 Header->AslCompilerRevision = ACPI_CA_VERSION;
159 /* Set the checksum, must set to zero first */
161 Header->Checksum = 0;
162 Header->Checksum = (UINT8) -AcpiTbChecksum (
163 (void *) Header, Header->Length);
167 /******************************************************************************
169 * FUNCTION: AeBuildLocalTables
171 * PARAMETERS: TableCount - Number of tables on the command line
172 * ListHead - List of actual tables from files
176 * DESCRIPTION: Build a complete ACPI table chain, with a local RSDP, XSDT,
177 * FADT, and several other test tables.
179 *****************************************************************************/
183 ACPI_NEW_TABLE_DESC *ListHead)
185 UINT32 TableCount = 1;
186 ACPI_PHYSICAL_ADDRESS DsdtAddress = 0;
188 ACPI_NEW_TABLE_DESC *NextTable;
190 ACPI_TABLE_FADT *ExternalFadt = NULL;
194 * Update the table count. For the DSDT, it is not put into the XSDT.
195 * For the FADT, this table is already accounted for since we usually
196 * install a local FADT.
198 NextTable = ListHead;
201 if (!ACPI_COMPARE_NAME (NextTable->Table->Signature, ACPI_SIG_DSDT) &&
202 !ACPI_COMPARE_NAME (NextTable->Table->Signature, ACPI_SIG_FADT))
207 NextTable = NextTable->Next;
210 XsdtSize = (((TableCount + 1) * sizeof (UINT64)) +
211 sizeof (ACPI_TABLE_HEADER));
212 if (AcpiGbl_LoadTestTables)
214 XsdtSize += BASE_XSDT_SIZE;
219 LocalXSDT = AcpiOsAllocate (XsdtSize);
222 return (AE_NO_MEMORY);
225 memset (LocalXSDT, 0, XsdtSize);
226 LocalXSDT->TableOffsetEntry[0] = ACPI_PTR_TO_PHYSADDR (&LocalFADT);
230 * Install the user tables. The DSDT must be installed in the FADT.
231 * All other tables are installed directly into the XSDT.
233 * Note: The tables are loaded in reverse order from the incoming
234 * input, which makes it match the command line order.
236 NextTable = ListHead;
240 * Incoming DSDT or FADT are special cases. All other tables are
241 * just immediately installed into the XSDT.
243 if (ACPI_COMPARE_NAME (NextTable->Table->Signature, ACPI_SIG_DSDT))
247 printf ("Already found a DSDT, only one allowed\n");
248 return (AE_ALREADY_EXISTS);
251 /* The incoming user table is a DSDT */
253 DsdtAddress = ACPI_PTR_TO_PHYSADDR (NextTable->Table);
254 DsdtToInstallOverride = NextTable->Table;
256 else if (ACPI_COMPARE_NAME (NextTable->Table->Signature, ACPI_SIG_FADT))
258 ExternalFadt = ACPI_CAST_PTR (ACPI_TABLE_FADT, NextTable->Table);
259 LocalXSDT->TableOffsetEntry[0] = ACPI_PTR_TO_PHYSADDR (NextTable->Table);
263 /* Install the table in the XSDT */
265 LocalXSDT->TableOffsetEntry[TableCount - NextIndex + 1] =
266 ACPI_PTR_TO_PHYSADDR (NextTable->Table);
270 NextTable = NextTable->Next;
273 /* Install the optional extra local tables */
275 if (AcpiGbl_LoadTestTables)
277 LocalXSDT->TableOffsetEntry[NextIndex++] = ACPI_PTR_TO_PHYSADDR (&LocalTEST);
278 LocalXSDT->TableOffsetEntry[NextIndex++] = ACPI_PTR_TO_PHYSADDR (&LocalBADTABLE);
280 /* Install two SSDTs to test multiple table support */
282 LocalXSDT->TableOffsetEntry[NextIndex++] = ACPI_PTR_TO_PHYSADDR (&Ssdt1Code);
283 LocalXSDT->TableOffsetEntry[NextIndex++] = ACPI_PTR_TO_PHYSADDR (&Ssdt2Code);
285 /* Install the OEM1 table to test LoadTable */
287 LocalXSDT->TableOffsetEntry[NextIndex++] = ACPI_PTR_TO_PHYSADDR (&Oem1Code);
289 /* Install the OEMx table to test LoadTable */
291 LocalXSDT->TableOffsetEntry[NextIndex++] = ACPI_PTR_TO_PHYSADDR (&OemxCode);
293 /* Install the ECDT table to test _REG */
295 LocalXSDT->TableOffsetEntry[NextIndex++] = ACPI_PTR_TO_PHYSADDR (&EcdtCode);
297 /* Install two UEFIs to test multiple table support */
299 LocalXSDT->TableOffsetEntry[NextIndex++] = ACPI_PTR_TO_PHYSADDR (&Uefi1Code);
300 LocalXSDT->TableOffsetEntry[NextIndex++] = ACPI_PTR_TO_PHYSADDR (&Uefi2Code);
303 /* Build an RSDP. Contains a valid XSDT only, no RSDT */
305 memset (&LocalRSDP, 0, sizeof (ACPI_TABLE_RSDP));
306 ACPI_MAKE_RSDP_SIG (LocalRSDP.Signature);
307 memcpy (LocalRSDP.OemId, "Intel", 6);
309 LocalRSDP.Revision = 2;
310 LocalRSDP.XsdtPhysicalAddress = ACPI_PTR_TO_PHYSADDR (LocalXSDT);
311 LocalRSDP.Length = sizeof (ACPI_TABLE_RSDP);
313 /* Set checksums for both XSDT and RSDP */
315 AeInitializeTableHeader ((void *) LocalXSDT, ACPI_SIG_XSDT, XsdtSize);
317 LocalRSDP.Checksum = 0;
318 LocalRSDP.Checksum = (UINT8) -AcpiTbChecksum (
319 (void *) &LocalRSDP, ACPI_RSDP_CHECKSUM_LENGTH);
323 /* Use the local DSDT because incoming table(s) are all SSDT(s) */
325 DsdtAddress = ACPI_PTR_TO_PHYSADDR (LocalDsdtCode);
326 DsdtToInstallOverride = ACPI_CAST_PTR (ACPI_TABLE_HEADER, LocalDsdtCode);
330 * Build an FADT. There are three options for the FADT:
331 * 1) Incoming external FADT specified on the command line
332 * 2) A "hardware reduced" local FADT
333 * 3) A fully featured local FADT
335 memset (&LocalFADT, 0, sizeof (ACPI_TABLE_FADT));
340 * Use the external FADT, but we must update the DSDT/FACS
341 * addresses as well as the checksum
343 ExternalFadt->Dsdt = (UINT32) DsdtAddress;
344 if (!AcpiGbl_ReducedHardware)
346 ExternalFadt->Facs = ACPI_PTR_TO_PHYSADDR (&LocalFACS);
350 * If there room in the FADT for the XDsdt and XFacs 64-bit
351 * pointers, use them.
353 if (ExternalFadt->Header.Length > ACPI_PTR_DIFF (
354 &ExternalFadt->XDsdt, ExternalFadt))
356 ExternalFadt->Dsdt = 0;
357 ExternalFadt->Facs = 0;
359 ExternalFadt->XDsdt = DsdtAddress;
360 if (!AcpiGbl_ReducedHardware)
362 ExternalFadt->XFacs = ACPI_PTR_TO_PHYSADDR (&LocalFACS);
366 /* Complete the external FADT with the checksum */
368 ExternalFadt->Header.Checksum = 0;
369 ExternalFadt->Header.Checksum = (UINT8) -AcpiTbChecksum (
370 (void *) ExternalFadt, ExternalFadt->Header.Length);
372 else if (AcpiGbl_UseHwReducedFadt)
374 memcpy (&LocalFADT, HwReducedFadtCode, ACPI_FADT_V5_SIZE);
376 LocalFADT.XDsdt = DsdtAddress;
381 * Build a local FADT so we can test the hardware/event init
383 LocalFADT.Header.Revision = 5;
385 /* Setup FADT header and DSDT/FACS addresses */
390 LocalFADT.XDsdt = DsdtAddress;
391 LocalFADT.XFacs = ACPI_PTR_TO_PHYSADDR (&LocalFACS);
393 /* Miscellaneous FADT fields */
395 LocalFADT.Gpe0BlockLength = 0x08;
396 LocalFADT.Gpe0Block = 0x00001234;
398 LocalFADT.Gpe1BlockLength = 0x80;
399 LocalFADT.Gpe1Block = 0x00005678;
400 LocalFADT.Gpe1Base = 100;
402 LocalFADT.Pm1EventLength = 4;
403 LocalFADT.Pm1aEventBlock = 0x00001aaa;
404 LocalFADT.Pm1bEventBlock = 0x00001bbb;
406 LocalFADT.Pm1ControlLength = 2;
407 LocalFADT.Pm1aControlBlock = 0xB0;
409 LocalFADT.PmTimerLength = 4;
410 LocalFADT.PmTimerBlock = 0xA0;
412 LocalFADT.Pm2ControlBlock = 0xC0;
413 LocalFADT.Pm2ControlLength = 1;
415 /* Setup one example X-64 GAS field */
417 LocalFADT.XPm1bEventBlock.SpaceId = ACPI_ADR_SPACE_SYSTEM_IO;
418 LocalFADT.XPm1bEventBlock.Address = LocalFADT.Pm1bEventBlock;
419 LocalFADT.XPm1bEventBlock.BitWidth = (UINT8)
420 ACPI_MUL_8 (LocalFADT.Pm1EventLength);
423 AeInitializeTableHeader ((void *) &LocalFADT,
424 ACPI_SIG_FADT, sizeof (ACPI_TABLE_FADT));
428 memset (&LocalFACS, 0, sizeof (ACPI_TABLE_FACS));
429 ACPI_MOVE_NAME (LocalFACS.Signature, ACPI_SIG_FACS);
431 LocalFACS.Length = sizeof (ACPI_TABLE_FACS);
432 LocalFACS.GlobalLock = 0x11AA0011;
434 /* Build the optional local tables */
436 if (AcpiGbl_LoadTestTables)
439 * Build a fake table [TEST] so that we make sure that the
440 * ACPICA core ignores it
442 memset (&LocalTEST, 0, sizeof (ACPI_TABLE_HEADER));
443 ACPI_MOVE_NAME (LocalTEST.Signature, "TEST");
445 LocalTEST.Revision = 1;
446 LocalTEST.Length = sizeof (ACPI_TABLE_HEADER);
448 LocalTEST.Checksum = 0;
449 LocalTEST.Checksum = (UINT8) -AcpiTbChecksum (
450 (void *) &LocalTEST, LocalTEST.Length);
453 * Build a fake table with a bad signature [BAD!] so that we make
454 * sure that the ACPICA core ignores it
456 memset (&LocalBADTABLE, 0, sizeof (ACPI_TABLE_HEADER));
457 ACPI_MOVE_NAME (LocalBADTABLE.Signature, "BAD!");
459 LocalBADTABLE.Revision = 1;
460 LocalBADTABLE.Length = sizeof (ACPI_TABLE_HEADER);
462 LocalBADTABLE.Checksum = 0;
463 LocalBADTABLE.Checksum = (UINT8) -AcpiTbChecksum (
464 (void *) &LocalBADTABLE, LocalBADTABLE.Length);
471 /******************************************************************************
473 * FUNCTION: AeInstallTables
479 * DESCRIPTION: Install the various ACPI tables
481 *****************************************************************************/
488 ACPI_TABLE_HEADER Header;
489 ACPI_TABLE_HEADER *Table;
493 Status = AcpiInitializeTables (NULL, ACPI_MAX_INIT_TABLES, TRUE);
494 ACPI_CHECK_OK (AcpiInitializeTables, Status);
496 Status = AcpiLoadTables ();
497 ACPI_CHECK_OK (AcpiLoadTables, Status);
500 * Test run-time control method installation. Do it twice to test code
501 * for an existing name.
503 Status = AcpiInstallMethod (MethodCode);
504 if (ACPI_FAILURE (Status))
506 AcpiOsPrintf ("%s, Could not install method\n",
507 AcpiFormatException (Status));
510 Status = AcpiInstallMethod (MethodCode);
511 if (ACPI_FAILURE (Status))
513 AcpiOsPrintf ("%s, Could not install method\n",
514 AcpiFormatException (Status));
517 if (AcpiGbl_LoadTestTables)
519 /* Test multiple table/UEFI support. First, get the headers */
521 Status = AcpiGetTableHeader (ACPI_SIG_UEFI, 1, &Header);
522 ACPI_CHECK_OK (AcpiGetTableHeader, Status);
524 Status = AcpiGetTableHeader (ACPI_SIG_UEFI, 2, &Header);
525 ACPI_CHECK_OK (AcpiGetTableHeader, Status);
527 Status = AcpiGetTableHeader (ACPI_SIG_UEFI, 3, &Header);
528 ACPI_CHECK_STATUS (AcpiGetTableHeader, Status, AE_NOT_FOUND);
530 /* Now get the actual tables */
532 Status = AcpiGetTable (ACPI_SIG_UEFI, 1, &Table);
533 ACPI_CHECK_OK (AcpiGetTable, Status);
535 Status = AcpiGetTable (ACPI_SIG_UEFI, 2, &Table);
536 ACPI_CHECK_OK (AcpiGetTable, Status);
538 Status = AcpiGetTable (ACPI_SIG_UEFI, 3, &Table);
539 ACPI_CHECK_STATUS (AcpiGetTable, Status, AE_NOT_FOUND);
542 /* Check that we can get all of the ACPI tables */
546 Status = AcpiGetTableByIndex (i, &Table);
547 if ((Status == AE_BAD_PARAMETER) || !Table)
552 ACPI_CHECK_OK (AcpiGetTableByIndex, Status);
559 /******************************************************************************
561 * FUNCTION: AcpiOsGetRootPointer
563 * PARAMETERS: Flags - not used
564 * Address - Where the root pointer is returned
568 * DESCRIPTION: Return a local RSDP, used to dynamically load tables via the
569 * standard ACPI mechanism.
571 *****************************************************************************/
573 ACPI_PHYSICAL_ADDRESS
574 AcpiOsGetRootPointer (
578 return (ACPI_PTR_TO_PHYSADDR (&LocalRSDP));