actbl.h

acpi tools for linux include acpiexec and acpixtract

/******************************************************************************
 *
 * Name: actbl.h - Basic ACPI Table Definitions
 *       $Revision: 1.85 $
 *
 *****************************************************************************/

/******************************************************************************
 *
 * 1. Copyright Notice
 *
 * Some or all of this work - Copyright (c) 1999 - 2008, 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.
 *
 *****************************************************************************/

#ifndef __ACTBL_H__
#define __ACTBL_H__

/*
 * Values for description table header signatures. Useful because they make
 * it more difficult to inadvertently type in the wrong signature.
 */
#define ACPI_SIG_DSDT           "DSDT"      /* Differentiated System Description Table */
#define ACPI_SIG_FADT           "FACP"      /* Fixed ACPI Description Table */
#define ACPI_SIG_FACS           "FACS"      /* Firmware ACPI Control Structure */
#define ACPI_SIG_PSDT           "PSDT"      /* Persistent System Description Table */
#define ACPI_SIG_RSDP           "RSD PTR "  /* Root System Description Pointer */
#define ACPI_SIG_RSDT           "RSDT"      /* Root System Description Table */
#define ACPI_SIG_XSDT           "XSDT"      /* Extended  System Description Table */
#define ACPI_SIG_SSDT           "SSDT"      /* Secondary System Description Table */
#define ACPI_RSDP_NAME          "RSDP"      /* Short name for RSDP, not signature */


/*
 * All tables and structures must be byte-packed to match the ACPI
 * specification, since the tables are provided by the system BIOS
 */
#pragma pack(1)


/*
 * These are the ACPI tables that are directly consumed by the subsystem.
 *
 * The RSDP and FACS do not use the common ACPI table header. All other ACPI
 * tables use the header.
 *
 * Note about bitfields: The UINT8 type is used for bitfields in ACPI tables.
 * This is the only type that is even remotely portable. Anything else is not
 * portable, so do not use any other bitfield types.
 */

/*******************************************************************************
 *
 * ACPI Table Header. This common header is used by all tables except the
 * RSDP and FACS. The define is used for direct inclusion of header into
 * other ACPI tables
 *
 ******************************************************************************/

typedef struct acpi_table_header
{
    char                    Signature[ACPI_NAME_SIZE];          /* ASCII table signature */
    UINT32                  Length;                             /* Length of table in bytes, including this header */
    UINT8                   Revision;                           /* ACPI Specification minor version # */
    UINT8                   Checksum;                           /* To make sum of entire table == 0 */
    char                    OemId[ACPI_OEM_ID_SIZE];            /* ASCII OEM identification */
    char                    OemTableId[ACPI_OEM_TABLE_ID_SIZE]; /* ASCII OEM table identification */
    UINT32                  OemRevision;                        /* OEM revision number */
    char                    AslCompilerId[ACPI_NAME_SIZE];      /* ASCII ASL compiler vendor ID */
    UINT32                  AslCompilerRevision;                /* ASL compiler version */

} ACPI_TABLE_HEADER;


/*
 * GAS - Generic Address Structure (ACPI 2.0+)
 *
 * Note: Since this structure is used in the ACPI tables, it is byte aligned.
 * If misalignment is not supported, access to the Address field must be
 * performed with care.
 */
typedef struct acpi_generic_address
{
    UINT8                   SpaceId;                /* Address space where struct or register exists */
    UINT8                   BitWidth;               /* Size in bits of given register */
    UINT8                   BitOffset;              /* Bit offset within the register */
    UINT8                   AccessWidth;            /* Minimum Access size (ACPI 3.0) */
    UINT64                  Address;                /* 64-bit address of struct or register */

} ACPI_GENERIC_ADDRESS;


/*******************************************************************************
 *
 * RSDP - Root System Description Pointer (Signature is "RSD PTR ")
 *
 ******************************************************************************/