diff options
author | Jung-uk Kim <jkim@FreeBSD.org> | 2007-03-22 17:43:38 +0000 |
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committer | Jung-uk Kim <jkim@FreeBSD.org> | 2007-03-22 17:43:38 +0000 |
commit | 73d8e290c6047671c34c4c28c0bad18385dde5de (patch) | |
tree | da3b370361e0f62d0e069f04c1a808627bb21a71 /sys/contrib/dev/acpica/tbconvrt.c | |
parent | b8377236a6eaad36aa7dec0b71560ea2fed35454 (diff) |
This commit was generated by cvs2svn to compensate for changes in r167807,
which included commits to RCS files with non-trunk default branches.
Notes
Notes:
svn path=/head/; revision=167808
Diffstat (limited to 'sys/contrib/dev/acpica/tbconvrt.c')
-rw-r--r-- | sys/contrib/dev/acpica/tbconvrt.c | 705 |
1 files changed, 0 insertions, 705 deletions
diff --git a/sys/contrib/dev/acpica/tbconvrt.c b/sys/contrib/dev/acpica/tbconvrt.c deleted file mode 100644 index aafb62c00374..000000000000 --- a/sys/contrib/dev/acpica/tbconvrt.c +++ /dev/null @@ -1,705 +0,0 @@ -/****************************************************************************** - * - * Module Name: tbconvrt - ACPI Table conversion utilities - * $Revision: 1.64 $ - * - *****************************************************************************/ - -/****************************************************************************** - * - * 1. Copyright Notice - * - * Some or all of this work - Copyright (c) 1999 - 2005, 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 __TBCONVRT_C__ - -#include <contrib/dev/acpica/acpi.h> -#include <contrib/dev/acpica/actables.h> - - -#define _COMPONENT ACPI_TABLES - ACPI_MODULE_NAME ("tbconvrt") - -/* Local prototypes */ - -static void -AcpiTbInitGenericAddress ( - ACPI_GENERIC_ADDRESS *NewGasStruct, - UINT8 RegisterBitWidth, - ACPI_PHYSICAL_ADDRESS Address); - -static void -AcpiTbConvertFadt1 ( - FADT_DESCRIPTOR_REV2 *LocalFadt, - FADT_DESCRIPTOR_REV1 *OriginalFadt); - -static void -AcpiTbConvertFadt2 ( - FADT_DESCRIPTOR_REV2 *LocalFadt, - FADT_DESCRIPTOR_REV2 *OriginalFadt); - - -/******************************************************************************* - * - * FUNCTION: AcpiTbGetTableCount - * - * PARAMETERS: RSDP - Pointer to the RSDP - * RSDT - Pointer to the RSDT/XSDT - * - * RETURN: The number of tables pointed to by the RSDT or XSDT. - * - * DESCRIPTION: Calculate the number of tables. Automatically handles either - * an RSDT or XSDT. - * - ******************************************************************************/ - -UINT32 -AcpiTbGetTableCount ( - RSDP_DESCRIPTOR *RSDP, - ACPI_TABLE_HEADER *RSDT) -{ - UINT32 PointerSize; - - - ACPI_FUNCTION_ENTRY (); - - - /* RSDT pointers are 32 bits, XSDT pointers are 64 bits */ - - if (AcpiGbl_RootTableType == ACPI_TABLE_TYPE_RSDT) - { - PointerSize = sizeof (UINT32); - } - else - { - PointerSize = sizeof (UINT64); - } - - /* - * Determine the number of tables pointed to by the RSDT/XSDT. - * This is defined by the ACPI Specification to be the number of - * pointers contained within the RSDT/XSDT. The size of the pointers - * is architecture-dependent. - */ - return ((RSDT->Length - sizeof (ACPI_TABLE_HEADER)) / PointerSize); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiTbConvertToXsdt - * - * PARAMETERS: TableInfo - Info about the RSDT - * - * RETURN: Status - * - * DESCRIPTION: Convert an RSDT to an XSDT (internal common format) - * - ******************************************************************************/ - -ACPI_STATUS -AcpiTbConvertToXsdt ( - ACPI_TABLE_DESC *TableInfo) -{ - ACPI_SIZE TableSize; - UINT32 i; - XSDT_DESCRIPTOR *NewTable; - - - ACPI_FUNCTION_ENTRY (); - - - /* Compute size of the converted XSDT */ - - TableSize = ((ACPI_SIZE) AcpiGbl_RsdtTableCount * sizeof (UINT64)) + - sizeof (ACPI_TABLE_HEADER); - - /* Allocate an XSDT */ - - NewTable = ACPI_MEM_CALLOCATE (TableSize); - if (!NewTable) - { - return (AE_NO_MEMORY); - } - - /* Copy the header and set the length */ - - ACPI_MEMCPY (NewTable, TableInfo->Pointer, sizeof (ACPI_TABLE_HEADER)); - NewTable->Length = (UINT32) TableSize; - - /* Copy the table pointers */ - - for (i = 0; i < AcpiGbl_RsdtTableCount; i++) - { - /* RSDT pointers are 32 bits, XSDT pointers are 64 bits */ - - if (AcpiGbl_RootTableType == ACPI_TABLE_TYPE_RSDT) - { - ACPI_STORE_ADDRESS (NewTable->TableOffsetEntry[i], - (ACPI_CAST_PTR (RSDT_DESCRIPTOR_REV1, - TableInfo->Pointer))->TableOffsetEntry[i]); - } - else - { - NewTable->TableOffsetEntry[i] = - (ACPI_CAST_PTR (XSDT_DESCRIPTOR, - TableInfo->Pointer))->TableOffsetEntry[i]; - } - } - - /* Delete the original table (either mapped or in a buffer) */ - - AcpiTbDeleteSingleTable (TableInfo); - - /* Point the table descriptor to the new table */ - - TableInfo->Pointer = ACPI_CAST_PTR (ACPI_TABLE_HEADER, NewTable); - TableInfo->Length = TableSize; - TableInfo->Allocation = ACPI_MEM_ALLOCATED; - - return (AE_OK); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiTbInitGenericAddress - * - * PARAMETERS: NewGasStruct - GAS struct to be initialized - * RegisterBitWidth - Width of this register - * Address - Address of the register - * - * RETURN: None - * - * DESCRIPTION: Initialize a GAS structure. - * - ******************************************************************************/ - -static void -AcpiTbInitGenericAddress ( - ACPI_GENERIC_ADDRESS *NewGasStruct, - UINT8 RegisterBitWidth, - ACPI_PHYSICAL_ADDRESS Address) -{ - - ACPI_STORE_ADDRESS (NewGasStruct->Address, Address); - - NewGasStruct->AddressSpaceId = ACPI_ADR_SPACE_SYSTEM_IO; - NewGasStruct->RegisterBitWidth = RegisterBitWidth; - NewGasStruct->RegisterBitOffset = 0; - NewGasStruct->AccessWidth = 0; -} - - -/******************************************************************************* - * - * FUNCTION: AcpiTbConvertFadt1 - * - * PARAMETERS: LocalFadt - Pointer to new FADT - * OriginalFadt - Pointer to old FADT - * - * RETURN: None, populates LocalFadt - * - * DESCRIPTION: Convert an ACPI 1.0 FADT to common internal format - * - ******************************************************************************/ - -static void -AcpiTbConvertFadt1 ( - FADT_DESCRIPTOR_REV2 *LocalFadt, - FADT_DESCRIPTOR_REV1 *OriginalFadt) -{ - - /* ACPI 1.0 FACS */ - /* The BIOS stored FADT should agree with Revision 1.0 */ - - /* - * Copy the table header and the common part of the tables. - * - * The 2.0 table is an extension of the 1.0 table, so the entire 1.0 - * table can be copied first, then expand some fields to 64 bits. - */ - ACPI_MEMCPY (LocalFadt, OriginalFadt, sizeof (FADT_DESCRIPTOR_REV1)); - - /* Convert table pointers to 64-bit fields */ - - ACPI_STORE_ADDRESS (LocalFadt->XFirmwareCtrl, LocalFadt->V1_FirmwareCtrl); - ACPI_STORE_ADDRESS (LocalFadt->XDsdt, LocalFadt->V1_Dsdt); - - /* - * System Interrupt Model isn't used in ACPI 2.0 - * (LocalFadt->Reserved1 = 0;) - */ - - /* - * This field is set by the OEM to convey the preferred power management - * profile to OSPM. It doesn't have any 1.0 equivalence. Since we don't - * know what kind of 32-bit system this is, we will use "unspecified". - */ - LocalFadt->Prefer_PM_Profile = PM_UNSPECIFIED; - - /* - * Processor Performance State Control. This is the value OSPM writes to - * the SMI_CMD register to assume processor performance state control - * responsibility. There isn't any equivalence in 1.0, leave it zeroed. - */ - LocalFadt->PstateCnt = 0; - - /* - * Support for the _CST object and C States change notification. - * This data item hasn't any 1.0 equivalence so leave it zero. - */ - LocalFadt->CstCnt = 0; - - /* - * FADT Rev 2 was an interim FADT released between ACPI 1.0 and ACPI 2.0. - * It primarily adds the FADT reset mechanism. - */ - if ((OriginalFadt->Revision == 2) && - (OriginalFadt->Length == sizeof (FADT_DESCRIPTOR_REV2_MINUS))) - { - /* - * Grab the entire generic address struct, plus the 1-byte reset value - * that immediately follows. - */ - ACPI_MEMCPY (&LocalFadt->ResetRegister, - &(ACPI_CAST_PTR (FADT_DESCRIPTOR_REV2_MINUS, - OriginalFadt))->ResetRegister, - sizeof (ACPI_GENERIC_ADDRESS) + 1); - } - else - { - /* - * Since there isn't any equivalence in 1.0 and since it is highly - * likely that a 1.0 system has legacy support. - */ - LocalFadt->IapcBootArch = BAF_LEGACY_DEVICES; - } - - /* - * Convert the V1.0 block addresses to V2.0 GAS structures - */ - AcpiTbInitGenericAddress (&LocalFadt->XPm1aEvtBlk, LocalFadt->Pm1EvtLen, - (ACPI_PHYSICAL_ADDRESS) LocalFadt->V1_Pm1aEvtBlk); - AcpiTbInitGenericAddress (&LocalFadt->XPm1bEvtBlk, LocalFadt->Pm1EvtLen, - (ACPI_PHYSICAL_ADDRESS) LocalFadt->V1_Pm1bEvtBlk); - AcpiTbInitGenericAddress (&LocalFadt->XPm1aCntBlk, LocalFadt->Pm1CntLen, - (ACPI_PHYSICAL_ADDRESS) LocalFadt->V1_Pm1aCntBlk); - AcpiTbInitGenericAddress (&LocalFadt->XPm1bCntBlk, LocalFadt->Pm1CntLen, - (ACPI_PHYSICAL_ADDRESS) LocalFadt->V1_Pm1bCntBlk); - AcpiTbInitGenericAddress (&LocalFadt->XPm2CntBlk, LocalFadt->Pm2CntLen, - (ACPI_PHYSICAL_ADDRESS) LocalFadt->V1_Pm2CntBlk); - AcpiTbInitGenericAddress (&LocalFadt->XPmTmrBlk, LocalFadt->PmTmLen, - (ACPI_PHYSICAL_ADDRESS) LocalFadt->V1_PmTmrBlk); - AcpiTbInitGenericAddress (&LocalFadt->XGpe0Blk, 0, - (ACPI_PHYSICAL_ADDRESS) LocalFadt->V1_Gpe0Blk); - AcpiTbInitGenericAddress (&LocalFadt->XGpe1Blk, 0, - (ACPI_PHYSICAL_ADDRESS) LocalFadt->V1_Gpe1Blk); - - /* Create separate GAS structs for the PM1 Enable registers */ - - AcpiTbInitGenericAddress (&AcpiGbl_XPm1aEnable, - (UINT8) ACPI_DIV_2 (AcpiGbl_FADT->Pm1EvtLen), - (ACPI_PHYSICAL_ADDRESS) - (ACPI_GET_ADDRESS (LocalFadt->XPm1aEvtBlk.Address) + - ACPI_DIV_2 (AcpiGbl_FADT->Pm1EvtLen))); - - /* PM1B is optional; leave null if not present */ - - if (ACPI_GET_ADDRESS (LocalFadt->XPm1bEvtBlk.Address)) - { - AcpiTbInitGenericAddress (&AcpiGbl_XPm1bEnable, - (UINT8) ACPI_DIV_2 (AcpiGbl_FADT->Pm1EvtLen), - (ACPI_PHYSICAL_ADDRESS) - (ACPI_GET_ADDRESS (LocalFadt->XPm1bEvtBlk.Address) + - ACPI_DIV_2 (AcpiGbl_FADT->Pm1EvtLen))); - } -} - - -/******************************************************************************* - * - * FUNCTION: AcpiTbConvertFadt2 - * - * PARAMETERS: LocalFadt - Pointer to new FADT - * OriginalFadt - Pointer to old FADT - * - * RETURN: None, populates LocalFadt - * - * DESCRIPTION: Convert an ACPI 2.0 FADT to common internal format. - * Handles optional "X" fields. - * - ******************************************************************************/ - -static void -AcpiTbConvertFadt2 ( - FADT_DESCRIPTOR_REV2 *LocalFadt, - FADT_DESCRIPTOR_REV2 *OriginalFadt) -{ - - /* We have an ACPI 2.0 FADT but we must copy it to our local buffer */ - - ACPI_MEMCPY (LocalFadt, OriginalFadt, sizeof (FADT_DESCRIPTOR_REV2)); - - /* - * "X" fields are optional extensions to the original V1.0 fields, so - * we must selectively expand V1.0 fields if the corresponding X field - * is zero. - */ - if (!(ACPI_GET_ADDRESS (LocalFadt->XFirmwareCtrl))) - { - ACPI_STORE_ADDRESS (LocalFadt->XFirmwareCtrl, - LocalFadt->V1_FirmwareCtrl); - } - - if (!(ACPI_GET_ADDRESS (LocalFadt->XDsdt))) - { - ACPI_STORE_ADDRESS (LocalFadt->XDsdt, LocalFadt->V1_Dsdt); - } - - if (!(ACPI_GET_ADDRESS (LocalFadt->XPm1aEvtBlk.Address))) - { - AcpiTbInitGenericAddress (&LocalFadt->XPm1aEvtBlk, - LocalFadt->Pm1EvtLen, - (ACPI_PHYSICAL_ADDRESS) LocalFadt->V1_Pm1aEvtBlk); - } - - if (!(ACPI_GET_ADDRESS (LocalFadt->XPm1bEvtBlk.Address))) - { - AcpiTbInitGenericAddress (&LocalFadt->XPm1bEvtBlk, - LocalFadt->Pm1EvtLen, - (ACPI_PHYSICAL_ADDRESS) LocalFadt->V1_Pm1bEvtBlk); - } - - if (!(ACPI_GET_ADDRESS (LocalFadt->XPm1aCntBlk.Address))) - { - AcpiTbInitGenericAddress (&LocalFadt->XPm1aCntBlk, - LocalFadt->Pm1CntLen, - (ACPI_PHYSICAL_ADDRESS) LocalFadt->V1_Pm1aCntBlk); - } - - if (!(ACPI_GET_ADDRESS (LocalFadt->XPm1bCntBlk.Address))) - { - AcpiTbInitGenericAddress (&LocalFadt->XPm1bCntBlk, - LocalFadt->Pm1CntLen, - (ACPI_PHYSICAL_ADDRESS) LocalFadt->V1_Pm1bCntBlk); - } - - if (!(ACPI_GET_ADDRESS (LocalFadt->XPm2CntBlk.Address))) - { - AcpiTbInitGenericAddress (&LocalFadt->XPm2CntBlk, - LocalFadt->Pm2CntLen, - (ACPI_PHYSICAL_ADDRESS) LocalFadt->V1_Pm2CntBlk); - } - - if (!(ACPI_GET_ADDRESS (LocalFadt->XPmTmrBlk.Address))) - { - AcpiTbInitGenericAddress (&LocalFadt->XPmTmrBlk, - LocalFadt->PmTmLen, - (ACPI_PHYSICAL_ADDRESS) LocalFadt->V1_PmTmrBlk); - } - - if (!(ACPI_GET_ADDRESS (LocalFadt->XGpe0Blk.Address))) - { - AcpiTbInitGenericAddress (&LocalFadt->XGpe0Blk, - 0, (ACPI_PHYSICAL_ADDRESS) LocalFadt->V1_Gpe0Blk); - } - - if (!(ACPI_GET_ADDRESS (LocalFadt->XGpe1Blk.Address))) - { - AcpiTbInitGenericAddress (&LocalFadt->XGpe1Blk, - 0, (ACPI_PHYSICAL_ADDRESS) LocalFadt->V1_Gpe1Blk); - } - - /* Create separate GAS structs for the PM1 Enable registers */ - - AcpiTbInitGenericAddress (&AcpiGbl_XPm1aEnable, - (UINT8) ACPI_DIV_2 (AcpiGbl_FADT->Pm1EvtLen), - (ACPI_PHYSICAL_ADDRESS) - (ACPI_GET_ADDRESS (LocalFadt->XPm1aEvtBlk.Address) + - ACPI_DIV_2 (AcpiGbl_FADT->Pm1EvtLen))); - - AcpiGbl_XPm1aEnable.AddressSpaceId = - LocalFadt->XPm1aEvtBlk.AddressSpaceId; - - /* PM1B is optional; leave null if not present */ - - if (ACPI_GET_ADDRESS (LocalFadt->XPm1bEvtBlk.Address)) - { - AcpiTbInitGenericAddress (&AcpiGbl_XPm1bEnable, - (UINT8) ACPI_DIV_2 (AcpiGbl_FADT->Pm1EvtLen), - (ACPI_PHYSICAL_ADDRESS) - (ACPI_GET_ADDRESS (LocalFadt->XPm1bEvtBlk.Address) + - ACPI_DIV_2 (AcpiGbl_FADT->Pm1EvtLen))); - - AcpiGbl_XPm1bEnable.AddressSpaceId = - LocalFadt->XPm1bEvtBlk.AddressSpaceId; - } -} - - -/******************************************************************************* - * - * FUNCTION: AcpiTbConvertTableFadt - * - * PARAMETERS: None - * - * RETURN: Status - * - * DESCRIPTION: Converts a BIOS supplied ACPI 1.0 FADT to a local - * ACPI 2.0 FADT. If the BIOS supplied a 2.0 FADT then it is simply - * copied to the local FADT. The ACPI CA software uses this - * local FADT. Thus a significant amount of special #ifdef - * type codeing is saved. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiTbConvertTableFadt ( - void) -{ - FADT_DESCRIPTOR_REV2 *LocalFadt; - ACPI_TABLE_DESC *TableDesc; - - - ACPI_FUNCTION_TRACE ("TbConvertTableFadt"); - - - /* - * AcpiGbl_FADT is valid. Validate the FADT length. The table must be - * at least as long as the version 1.0 FADT - */ - if (AcpiGbl_FADT->Length < sizeof (FADT_DESCRIPTOR_REV1)) - { - ACPI_REPORT_ERROR (("FADT is invalid, too short: 0x%X\n", - AcpiGbl_FADT->Length)); - return_ACPI_STATUS (AE_INVALID_TABLE_LENGTH); - } - - /* Allocate buffer for the ACPI 2.0(+) FADT */ - - LocalFadt = ACPI_MEM_CALLOCATE (sizeof (FADT_DESCRIPTOR_REV2)); - if (!LocalFadt) - { - return_ACPI_STATUS (AE_NO_MEMORY); - } - - if (AcpiGbl_FADT->Revision >= FADT2_REVISION_ID) - { - if (AcpiGbl_FADT->Length < sizeof (FADT_DESCRIPTOR_REV2)) - { - /* Length is too short to be a V2.0 table */ - - ACPI_REPORT_WARNING (( - "Inconsistent FADT length (0x%X) and revision (0x%X), using FADT V1.0 portion of table\n", - AcpiGbl_FADT->Length, AcpiGbl_FADT->Revision)); - - AcpiTbConvertFadt1 (LocalFadt, (void *) AcpiGbl_FADT); - } - else - { - /* Valid V2.0 table */ - - AcpiTbConvertFadt2 (LocalFadt, AcpiGbl_FADT); - } - } - else - { - /* Valid V1.0 table */ - - AcpiTbConvertFadt1 (LocalFadt, (void *) AcpiGbl_FADT); - } - - /* Global FADT pointer will point to the new common V2.0 FADT */ - - AcpiGbl_FADT = LocalFadt; - AcpiGbl_FADT->Length = sizeof (FADT_DESCRIPTOR); - - /* Free the original table */ - - TableDesc = AcpiGbl_TableLists[ACPI_TABLE_FADT].Next; - AcpiTbDeleteSingleTable (TableDesc); - - /* Install the new table */ - - TableDesc->Pointer = ACPI_CAST_PTR (ACPI_TABLE_HEADER, AcpiGbl_FADT); - TableDesc->Allocation = ACPI_MEM_ALLOCATED; - TableDesc->Length = sizeof (FADT_DESCRIPTOR_REV2); - - /* Dump the entire FADT */ - - ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, - "Hex dump of common internal FADT, size %d (%X)\n", - AcpiGbl_FADT->Length, AcpiGbl_FADT->Length)); - ACPI_DUMP_BUFFER ((UINT8 *) (AcpiGbl_FADT), AcpiGbl_FADT->Length); - - return_ACPI_STATUS (AE_OK); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiTbBuildCommonFacs - * - * PARAMETERS: TableInfo - Info for currently installed FACS - * - * RETURN: Status - * - * DESCRIPTION: Convert ACPI 1.0 and ACPI 2.0 FACS to a common internal - * table format. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiTbBuildCommonFacs ( - ACPI_TABLE_DESC *TableInfo) -{ - - ACPI_FUNCTION_TRACE ("TbBuildCommonFacs"); - - - /* Absolute minimum length is 24, but the ACPI spec says 64 */ - - if (AcpiGbl_FACS->Length < 24) - { - ACPI_REPORT_ERROR (("Invalid FACS table length: 0x%X\n", - AcpiGbl_FACS->Length)); - return_ACPI_STATUS (AE_INVALID_TABLE_LENGTH); - } - - if (AcpiGbl_FACS->Length < 64) - { - ACPI_REPORT_WARNING (( - "FACS is shorter than the ACPI specification allows: 0x%X, using anyway\n", - AcpiGbl_FACS->Length)); - } - - /* Copy fields to the new FACS */ - - AcpiGbl_CommonFACS.GlobalLock = &(AcpiGbl_FACS->GlobalLock); - - if ((AcpiGbl_RSDP->Revision < 2) || - (AcpiGbl_FACS->Length < 32) || - (!(ACPI_GET_ADDRESS (AcpiGbl_FACS->XFirmwareWakingVector)))) - { - /* ACPI 1.0 FACS or short table or optional X_ field is zero */ - - AcpiGbl_CommonFACS.FirmwareWakingVector = ACPI_CAST_PTR (UINT64, - &(AcpiGbl_FACS->FirmwareWakingVector)); - AcpiGbl_CommonFACS.VectorWidth = 32; - } - else - { - /* ACPI 2.0 FACS with valid X_ field */ - - AcpiGbl_CommonFACS.FirmwareWakingVector = &AcpiGbl_FACS->XFirmwareWakingVector; - AcpiGbl_CommonFACS.VectorWidth = 64; - } - - return_ACPI_STATUS (AE_OK); -} - - |