1 /******************************************************************************
3 * Module Name: tbgetall - Get all required ACPI tables
6 *****************************************************************************/
8 /******************************************************************************
12 * Some or all of this work - Copyright (c) 1999 - 2003, Intel Corp.
13 * All rights reserved.
17 * 2.1. This is your license from Intel Corp. under its intellectual property
18 * rights. You may have additional license terms from the party that provided
19 * you this software, covering your right to use that party's intellectual
22 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
23 * copy of the source code appearing in this file ("Covered Code") an
24 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
25 * base code distributed originally by Intel ("Original Intel Code") to copy,
26 * make derivatives, distribute, use and display any portion of the Covered
27 * Code in any form, with the right to sublicense such rights; and
29 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
30 * license (with the right to sublicense), under only those claims of Intel
31 * patents that are infringed by the Original Intel Code, to make, use, sell,
32 * offer to sell, and import the Covered Code and derivative works thereof
33 * solely to the minimum extent necessary to exercise the above copyright
34 * license, and in no event shall the patent license extend to any additions
35 * to or modifications of the Original Intel Code. No other license or right
36 * is granted directly or by implication, estoppel or otherwise;
38 * The above copyright and patent license is granted only if the following
43 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
44 * Redistribution of source code of any substantial portion of the Covered
45 * Code or modification with rights to further distribute source must include
46 * the above Copyright Notice, the above License, this list of Conditions,
47 * and the following Disclaimer and Export Compliance provision. In addition,
48 * Licensee must cause all Covered Code to which Licensee contributes to
49 * contain a file documenting the changes Licensee made to create that Covered
50 * Code and the date of any change. Licensee must include in that file the
51 * documentation of any changes made by any predecessor Licensee. Licensee
52 * must include a prominent statement that the modification is derived,
53 * directly or indirectly, from Original Intel Code.
55 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
56 * Redistribution of source code of any substantial portion of the Covered
57 * Code or modification without rights to further distribute source must
58 * include the following Disclaimer and Export Compliance provision in the
59 * documentation and/or other materials provided with distribution. In
60 * addition, Licensee may not authorize further sublicense of source of any
61 * portion of the Covered Code, and must include terms to the effect that the
62 * license from Licensee to its licensee is limited to the intellectual
63 * property embodied in the software Licensee provides to its licensee, and
64 * not to intellectual property embodied in modifications its licensee may
67 * 3.3. Redistribution of Executable. Redistribution in executable form of any
68 * substantial portion of the Covered Code or modification must reproduce the
69 * above Copyright Notice, and the following Disclaimer and Export Compliance
70 * provision in the documentation and/or other materials provided with the
73 * 3.4. Intel retains all right, title, and interest in and to the Original
76 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
77 * Intel shall be used in advertising or otherwise to promote the sale, use or
78 * other dealings in products derived from or relating to the Covered Code
79 * without prior written authorization from Intel.
81 * 4. Disclaimer and Export Compliance
83 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
84 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
85 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
86 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
87 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
88 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
91 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
92 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
93 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
94 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
95 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
96 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
97 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
100 * 4.3. Licensee shall not export, either directly or indirectly, any of this
101 * software or system incorporating such software without first obtaining any
102 * required license or other approval from the U. S. Department of Commerce or
103 * any other agency or department of the United States Government. In the
104 * event Licensee exports any such software from the United States or
105 * re-exports any such software from a foreign destination, Licensee shall
106 * ensure that the distribution and export/re-export of the software is in
107 * compliance with all laws, regulations, orders, or other restrictions of the
108 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
109 * any of its subsidiaries will export/re-export any technical data, process,
110 * software, or service, directly or indirectly, to any country for which the
111 * United States government or any agency thereof requires an export license,
112 * other governmental approval, or letter of assurance, without first obtaining
113 * such license, approval or letter.
115 *****************************************************************************/
116 /* $DragonFly: src/sys/contrib/dev/acpica/Attic/tbgetall.c,v 1.1 2003/09/24 03:32:16 drhodus Exp $ */
118 #define __TBGETALL_C__
121 #include "actables.h"
124 #define _COMPONENT ACPI_TABLES
125 ACPI_MODULE_NAME ("tbgetall")
128 /*******************************************************************************
130 * FUNCTION: AcpiTbGetPrimaryTable
132 * PARAMETERS: Address - Physical address of table to retrieve
133 * *TableInfo - Where the table info is returned
137 * DESCRIPTION: Maps the physical address of table into a logical address
139 ******************************************************************************/
142 AcpiTbGetPrimaryTable (
143 ACPI_POINTER *Address,
144 ACPI_TABLE_DESC *TableInfo)
147 ACPI_TABLE_HEADER Header;
150 ACPI_FUNCTION_TRACE ("TbGetPrimaryTable");
153 /* Ignore a NULL address in the RSDT */
155 if (!Address->Pointer.Value)
157 return_ACPI_STATUS (AE_OK);
161 * Get the header in order to get signature and table size
163 Status = AcpiTbGetTableHeader (Address, &Header);
164 if (ACPI_FAILURE (Status))
166 return_ACPI_STATUS (Status);
169 /* Clear the TableInfo */
171 ACPI_MEMSET (TableInfo, 0, sizeof (ACPI_TABLE_DESC));
174 * Check the table signature and make sure it is recognized.
175 * Also checks the header checksum
177 TableInfo->Pointer = &Header;
178 Status = AcpiTbRecognizeTable (TableInfo, ACPI_TABLE_PRIMARY);
179 if (ACPI_FAILURE (Status))
181 return_ACPI_STATUS (Status);
184 /* Get the entire table */
186 Status = AcpiTbGetTableBody (Address, &Header, TableInfo);
187 if (ACPI_FAILURE (Status))
189 return_ACPI_STATUS (Status);
192 /* Install the table */
194 Status = AcpiTbInstallTable (TableInfo);
195 return_ACPI_STATUS (Status);
199 /*******************************************************************************
201 * FUNCTION: AcpiTbGetSecondaryTable
203 * PARAMETERS: Address - Physical address of table to retrieve
204 * *TableInfo - Where the table info is returned
208 * DESCRIPTION: Maps the physical address of table into a logical address
210 ******************************************************************************/
213 AcpiTbGetSecondaryTable (
214 ACPI_POINTER *Address,
215 ACPI_STRING Signature,
216 ACPI_TABLE_DESC *TableInfo)
219 ACPI_TABLE_HEADER Header;
222 ACPI_FUNCTION_TRACE_STR ("TbGetSecondaryTable", Signature);
225 /* Get the header in order to match the signature */
227 Status = AcpiTbGetTableHeader (Address, &Header);
228 if (ACPI_FAILURE (Status))
230 return_ACPI_STATUS (Status);
233 /* Signature must match request */
235 if (ACPI_STRNCMP (Header.Signature, Signature, ACPI_NAME_SIZE))
237 ACPI_REPORT_ERROR (("Incorrect table signature - wanted [%s] found [%4.4s]\n",
238 Signature, Header.Signature));
239 return_ACPI_STATUS (AE_BAD_SIGNATURE);
243 * Check the table signature and make sure it is recognized.
244 * Also checks the header checksum
246 TableInfo->Pointer = &Header;
247 Status = AcpiTbRecognizeTable (TableInfo, ACPI_TABLE_SECONDARY);
248 if (ACPI_FAILURE (Status))
250 return_ACPI_STATUS (Status);
253 /* Get the entire table */
255 Status = AcpiTbGetTableBody (Address, &Header, TableInfo);
256 if (ACPI_FAILURE (Status))
258 return_ACPI_STATUS (Status);
261 /* Install the table */
263 Status = AcpiTbInstallTable (TableInfo);
264 return_ACPI_STATUS (Status);
268 /*******************************************************************************
270 * FUNCTION: AcpiTbGetRequiredTables
276 * DESCRIPTION: Load and validate tables other than the RSDT. The RSDT must
277 * already be loaded and validated.
279 * Get the minimum set of ACPI tables, namely:
281 * 1) FADT (via RSDT in loop below)
285 ******************************************************************************/
288 AcpiTbGetRequiredTables (
291 ACPI_STATUS Status = AE_OK;
293 ACPI_TABLE_DESC TableInfo;
294 ACPI_POINTER Address;
297 ACPI_FUNCTION_TRACE ("TbGetRequiredTables");
299 ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "%d ACPI tables in RSDT\n",
300 AcpiGbl_RsdtTableCount));
303 Address.PointerType = AcpiGbl_TableFlags | ACPI_LOGICAL_ADDRESSING;
306 * Loop through all table pointers found in RSDT.
307 * This will NOT include the FACS and DSDT - we must get
308 * them after the loop.
310 * The only tables we are interested in getting here is the FADT and
313 for (i = 0; i < AcpiGbl_RsdtTableCount; i++)
315 /* Get the table addresss from the common internal XSDT */
317 Address.Pointer.Value = ACPI_GET_ADDRESS (AcpiGbl_XSDT->TableOffsetEntry[i]);
320 * Get the tables needed by this subsystem (FADT and any SSDTs).
321 * NOTE: All other tables are completely ignored at this time.
323 Status = AcpiTbGetPrimaryTable (&Address, &TableInfo);
324 if ((Status != AE_OK) && (Status != AE_TABLE_NOT_SUPPORTED))
326 ACPI_REPORT_WARNING (("%s, while getting table at %8.8X%8.8X\n",
327 AcpiFormatException (Status),
328 ACPI_HIDWORD (Address.Pointer.Value),
329 ACPI_LODWORD (Address.Pointer.Value)));
333 /* We must have a FADT to continue */
337 ACPI_REPORT_ERROR (("No FADT present in RSDT/XSDT\n"));
338 return_ACPI_STATUS (AE_NO_ACPI_TABLES);
342 * Convert the FADT to a common format. This allows earlier revisions of the
343 * table to coexist with newer versions, using common access code.
345 Status = AcpiTbConvertTableFadt ();
346 if (ACPI_FAILURE (Status))
348 ACPI_REPORT_ERROR (("Could not convert FADT to internal common format\n"));
349 return_ACPI_STATUS (Status);
353 * Get the FACS (Pointed to by the FADT)
355 Address.Pointer.Value = ACPI_GET_ADDRESS (AcpiGbl_FADT->XFirmwareCtrl);
357 Status = AcpiTbGetSecondaryTable (&Address, FACS_SIG, &TableInfo);
358 if (ACPI_FAILURE (Status))
360 ACPI_REPORT_ERROR (("Could not get/install the FACS, %s\n",
361 AcpiFormatException (Status)));
362 return_ACPI_STATUS (Status);
366 * Create the common FACS pointer table
367 * (Contains pointers to the original table)
369 Status = AcpiTbBuildCommonFacs (&TableInfo);
370 if (ACPI_FAILURE (Status))
372 return_ACPI_STATUS (Status);
376 * Get/install the DSDT (Pointed to by the FADT)
378 Address.Pointer.Value = ACPI_GET_ADDRESS (AcpiGbl_FADT->XDsdt);
380 Status = AcpiTbGetSecondaryTable (&Address, DSDT_SIG, &TableInfo);
381 if (ACPI_FAILURE (Status))
383 ACPI_REPORT_ERROR (("Could not get/install the DSDT\n"));
384 return_ACPI_STATUS (Status);
387 /* Set Integer Width (32/64) based upon DSDT revision */
389 AcpiUtSetIntegerWidth (AcpiGbl_DSDT->Revision);
391 /* Dump the entire DSDT */
393 ACPI_DEBUG_PRINT ((ACPI_DB_TABLES,
394 "Hex dump of entire DSDT, size %d (0x%X), Integer width = %d\n",
395 AcpiGbl_DSDT->Length, AcpiGbl_DSDT->Length, AcpiGbl_IntegerBitWidth));
396 ACPI_DUMP_BUFFER ((UINT8 *) AcpiGbl_DSDT, AcpiGbl_DSDT->Length);
398 /* Always delete the RSDP mapping, we are done with it */
400 AcpiTbDeleteAcpiTable (ACPI_TABLE_RSDP);
401 return_ACPI_STATUS (Status);