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Diffstat (limited to 'sys/contrib/dev/acpica/tbgetall.c')
| -rw-r--r-- | sys/contrib/dev/acpica/tbgetall.c | 397 |
1 files changed, 397 insertions, 0 deletions
diff --git a/sys/contrib/dev/acpica/tbgetall.c b/sys/contrib/dev/acpica/tbgetall.c new file mode 100644 index 0000000..dbd41c5 --- /dev/null +++ b/sys/contrib/dev/acpica/tbgetall.c @@ -0,0 +1,397 @@ +/****************************************************************************** + * + * Module Name: tbgetall - Get all required ACPI tables + * $Revision: 1 $ + * + *****************************************************************************/ + +/****************************************************************************** + * + * 1. Copyright Notice + * + * Some or all of this work - Copyright (c) 1999 - 2002, Intel Corp. + * All rights reserved. + * + * 2. License + * + * 2.1. This is your license from Intel Corp. under its intellectual property + * rights. You may have additional license terms from the party that provided + * you this software, covering your right to use that party's intellectual + * property rights. + * + * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a + * copy of the source code appearing in this file ("Covered Code") an + * irrevocable, perpetual, worldwide license under Intel's copyrights in the + * base code distributed originally by Intel ("Original Intel Code") to copy, + * make derivatives, distribute, use and display any portion of the Covered + * Code in any form, with the right to sublicense such rights; and + * + * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent + * license (with the right to sublicense), under only those claims of Intel + * patents that are infringed by the Original Intel Code, to make, use, sell, + * offer to sell, and import the Covered Code and derivative works thereof + * solely to the minimum extent necessary to exercise the above copyright + * license, and in no event shall the patent license extend to any additions + * to or modifications of the Original Intel Code. No other license or right + * is granted directly or by implication, estoppel or otherwise; + * + * The above copyright and patent license is granted only if the following + * conditions are met: + * + * 3. Conditions + * + * 3.1. Redistribution of Source with Rights to Further Distribute Source. + * Redistribution of source code of any substantial portion of the Covered + * Code or modification with rights to further distribute source must include + * the above Copyright Notice, the above License, this list of Conditions, + * and the following Disclaimer and Export Compliance provision. In addition, + * Licensee must cause all Covered Code to which Licensee contributes to + * contain a file documenting the changes Licensee made to create that Covered + * Code and the date of any change. Licensee must include in that file the + * documentation of any changes made by any predecessor Licensee. Licensee + * must include a prominent statement that the modification is derived, + * directly or indirectly, from Original Intel Code. + * + * 3.2. Redistribution of Source with no Rights to Further Distribute Source. + * Redistribution of source code of any substantial portion of the Covered + * Code or modification without rights to further distribute source must + * include the following Disclaimer and Export Compliance provision in the + * documentation and/or other materials provided with distribution. In + * addition, Licensee may not authorize further sublicense of source of any + * portion of the Covered Code, and must include terms to the effect that the + * license from Licensee to its licensee is limited to the intellectual + * property embodied in the software Licensee provides to its licensee, and + * not to intellectual property embodied in modifications its licensee may + * make. + * + * 3.3. Redistribution of Executable. Redistribution in executable form of any + * substantial portion of the Covered Code or modification must reproduce the + * above Copyright Notice, and the following Disclaimer and Export Compliance + * provision in the documentation and/or other materials provided with the + * distribution. + * + * 3.4. Intel retains all right, title, and interest in and to the Original + * Intel Code. + * + * 3.5. Neither the name Intel nor any other trademark owned or controlled by + * Intel shall be used in advertising or otherwise to promote the sale, use or + * other dealings in products derived from or relating to the Covered Code + * without prior written authorization from Intel. + * + * 4. Disclaimer and Export Compliance + * + * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED + * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE + * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, + * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY + * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY + * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A + * PARTICULAR PURPOSE. + * + * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES + * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR + * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, + * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY + * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL + * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS + * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY + * LIMITED REMEDY. + * + * 4.3. Licensee shall not export, either directly or indirectly, any of this + * software or system incorporating such software without first obtaining any + * required license or other approval from the U. S. Department of Commerce or + * any other agency or department of the United States Government. In the + * event Licensee exports any such software from the United States or + * re-exports any such software from a foreign destination, Licensee shall + * ensure that the distribution and export/re-export of the software is in + * compliance with all laws, regulations, orders, or other restrictions of the + * U.S. Export Administration Regulations. Licensee agrees that neither it nor + * any of its subsidiaries will export/re-export any technical data, process, + * software, or service, directly or indirectly, to any country for which the + * United States government or any agency thereof requires an export license, + * other governmental approval, or letter of assurance, without first obtaining + * such license, approval or letter. + * + *****************************************************************************/ + +#define __TBGETALL_C__ + +#include "acpi.h" +#include "actables.h" + + +#define _COMPONENT ACPI_TABLES + ACPI_MODULE_NAME ("tbgetall") + + + +/******************************************************************************* + * + * FUNCTION: AcpiTbGetPrimaryTable + * + * PARAMETERS: Address - Physical address of table to retrieve + * *TableInfo - Where the table info is returned + * + * RETURN: Status + * + * DESCRIPTION: Maps the physical address of table into a logical address + * + ******************************************************************************/ + +ACPI_STATUS +AcpiTbGetPrimaryTable ( + ACPI_POINTER *Address, + ACPI_TABLE_DESC *TableInfo) +{ + ACPI_STATUS Status; + ACPI_TABLE_HEADER Header; + + + ACPI_FUNCTION_TRACE ("TbGetPrimaryTable"); + + + /* Ignore a NULL address in the RSDT */ + + if (!Address->Pointer.Value) + { + return_ACPI_STATUS (AE_OK); + } + + /* + * Get the header in order to get signature and table size + */ + Status = AcpiTbGetTableHeader (Address, &Header); + if (ACPI_FAILURE (Status)) + { + return_ACPI_STATUS (Status); + } + + /* Clear the TableInfo */ + + ACPI_MEMSET (TableInfo, 0, sizeof (ACPI_TABLE_DESC)); + + /* + * Check the table signature and make sure it is recognized. + * Also checks the header checksum + */ + TableInfo->Pointer = &Header; + Status = AcpiTbRecognizeTable (TableInfo, ACPI_TABLE_PRIMARY); + if (ACPI_FAILURE (Status)) + { + return_ACPI_STATUS (Status); + } + + /* Get the entire table */ + + Status = AcpiTbGetTableBody (Address, &Header, TableInfo); + if (ACPI_FAILURE (Status)) + { + return_ACPI_STATUS (Status); + } + + /* Install the table */ + + Status = AcpiTbInstallTable (TableInfo); + return_ACPI_STATUS (Status); +} + + +/******************************************************************************* + * + * FUNCTION: AcpiTbGetSecondaryTable + * + * PARAMETERS: Address - Physical address of table to retrieve + * *TableInfo - Where the table info is returned + * + * RETURN: Status + * + * DESCRIPTION: Maps the physical address of table into a logical address + * + ******************************************************************************/ + +ACPI_STATUS +AcpiTbGetSecondaryTable ( + ACPI_POINTER *Address, + ACPI_STRING Signature, + ACPI_TABLE_DESC *TableInfo) +{ + ACPI_STATUS Status; + ACPI_TABLE_HEADER Header; + + + ACPI_FUNCTION_TRACE_STR ("TbGetSecondaryTable", Signature); + + + /* Get the header in order to match the signature */ + + Status = AcpiTbGetTableHeader (Address, &Header); + if (ACPI_FAILURE (Status)) + { + return_ACPI_STATUS (Status); + } + + /* Signature must match request */ + + if (ACPI_STRNCMP (Header.Signature, Signature, ACPI_NAME_SIZE)) + { + ACPI_REPORT_ERROR (("Incorrect table signature - wanted [%s] found [%4.4s]\n", + Signature, Header.Signature)); + return_ACPI_STATUS (AE_BAD_SIGNATURE); + } + + /* + * Check the table signature and make sure it is recognized. + * Also checks the header checksum + */ + TableInfo->Pointer = &Header; + Status = AcpiTbRecognizeTable (TableInfo, ACPI_TABLE_SECONDARY); + if (ACPI_FAILURE (Status)) + { + return_ACPI_STATUS (Status); + } + + /* Get the entire table */ + + Status = AcpiTbGetTableBody (Address, &Header, TableInfo); + if (ACPI_FAILURE (Status)) + { + return_ACPI_STATUS (Status); + } + + /* Install the table */ + + Status = AcpiTbInstallTable (TableInfo); + return_ACPI_STATUS (Status); +} + + +/******************************************************************************* + * + * FUNCTION: AcpiTbGetRequiredTables + * + * PARAMETERS: None + * + * RETURN: Status + * + * DESCRIPTION: Load and validate tables other than the RSDT. The RSDT must + * already be loaded and validated. + * + * Get the minimum set of ACPI tables, namely: + * + * 1) FADT (via RSDT in loop below) + * 2) FACS (via FADT) + * 3) DSDT (via FADT) + * + ******************************************************************************/ + +ACPI_STATUS +AcpiTbGetRequiredTables ( + void) +{ + ACPI_STATUS Status = AE_OK; + UINT32 i; + ACPI_TABLE_DESC TableInfo; + ACPI_POINTER Address; + + + ACPI_FUNCTION_TRACE ("TbGetRequiredTables"); + + ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "%d ACPI tables in RSDT\n", + AcpiGbl_RsdtTableCount)); + + + Address.PointerType = AcpiGbl_TableFlags | ACPI_LOGICAL_ADDRESSING; + + /* + * Loop through all table pointers found in RSDT. + * This will NOT include the FACS and DSDT - we must get + * them after the loop. + * + * The only tables we are interested in getting here is the FADT and + * any SSDTs. + */ + for (i = 0; i < AcpiGbl_RsdtTableCount; i++) + { + /* Get the table addresss from the common internal XSDT */ + + Address.Pointer.Value = ACPI_GET_ADDRESS (AcpiGbl_XSDT->TableOffsetEntry[i]); + + /* + * Get the tables needed by this subsystem (FADT and any SSDTs). + * NOTE: All other tables are completely ignored at this time. + */ + AcpiTbGetPrimaryTable (&Address, &TableInfo); + } + + /* We must have a FADT to continue */ + + if (!AcpiGbl_FADT) + { + ACPI_REPORT_ERROR (("No FADT present in RSDT/XSDT\n")); + return_ACPI_STATUS (AE_NO_ACPI_TABLES); + } + + /* + * Convert the FADT to a common format. This allows earlier revisions of the + * table to coexist with newer versions, using common access code. + */ + Status = AcpiTbConvertTableFadt (); + if (ACPI_FAILURE (Status)) + { + ACPI_REPORT_ERROR (("Could not convert FADT to internal common format\n")); + return_ACPI_STATUS (Status); + } + + /* + * Get the FACS (Pointed to by the FADT) + */ + Address.Pointer.Value = ACPI_GET_ADDRESS (AcpiGbl_FADT->XFirmwareCtrl); + + Status = AcpiTbGetSecondaryTable (&Address, FACS_SIG, &TableInfo); + if (ACPI_FAILURE (Status)) + { + ACPI_REPORT_ERROR (("Could not get/install the FACS, %s\n", + AcpiFormatException (Status))); + return_ACPI_STATUS (Status); + } + + /* + * Create the common FACS pointer table + * (Contains pointers to the original table) + */ + Status = AcpiTbBuildCommonFacs (&TableInfo); + if (ACPI_FAILURE (Status)) + { + return_ACPI_STATUS (Status); + } + + /* + * Get/install the DSDT (Pointed to by the FADT) + */ + Address.Pointer.Value = ACPI_GET_ADDRESS (AcpiGbl_FADT->XDsdt); + + Status = AcpiTbGetSecondaryTable (&Address, DSDT_SIG, &TableInfo); + if (ACPI_FAILURE (Status)) + { + ACPI_REPORT_ERROR (("Could not get/install the DSDT\n")); + return_ACPI_STATUS (Status); + } + + /* Set Integer Width (32/64) based upon DSDT revision */ + + AcpiUtSetIntegerWidth (AcpiGbl_DSDT->Revision); + + /* Dump the entire DSDT */ + + ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, + "Hex dump of entire DSDT, size %d (0x%X), Integer width = %d\n", + AcpiGbl_DSDT->Length, AcpiGbl_DSDT->Length, AcpiGbl_IntegerBitWidth)); + ACPI_DUMP_BUFFER ((UINT8 *) AcpiGbl_DSDT, AcpiGbl_DSDT->Length); + + /* Always delete the RSDP mapping, we are done with it */ + + AcpiTbDeleteAcpiTable (ACPI_TABLE_RSDP); + return_ACPI_STATUS (Status); +} + + |
