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/******************************************************************************

 *

 * Module Name: utglobal - Global variables for the ACPI subsystem

 *

 *****************************************************************************/

/******************************************************************************

 *

 * 1. Copyright Notice

 *

 * Some or all of this work - Copyright (c) 1999 - 2011, 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 __UTGLOBAL_C__

#define DEFINE_ACPI_GLOBALS

#include "acpi.h"

#include "accommon.h"

#define _COMPONENT          ACPI_UTILITIES

        ACPI_MODULE_NAME    ("utglobal")

/*******************************************************************************

 *

 * Static global variable initialization.

 *

 ******************************************************************************/

/*

 * We want the debug switches statically initialized so they

 * are already set when the debugger is entered.

 */

/* Debug switch - level and trace mask */

#ifdef ACPI_DEBUG_OUTPUT

UINT32                      AcpiDbgLevel = ACPI_DEBUG_DEFAULT;

#else

UINT32                      AcpiDbgLevel = ACPI_NORMAL_DEFAULT;

#endif

/* Debug switch - layer (component) mask */

UINT32                      AcpiDbgLayer = ACPI_COMPONENT_DEFAULT;

UINT32                      AcpiGbl_NestingLevel = 0;

/* Debugger globals */

BOOLEAN                     AcpiGbl_DbTerminateThreads = FALSE;

BOOLEAN                     AcpiGbl_AbortMethod = FALSE;

BOOLEAN                     AcpiGbl_MethodExecuting = FALSE;

/* System flags */

UINT32                      AcpiGbl_StartupFlags = 0;

/* System starts uninitialized */

BOOLEAN                     AcpiGbl_Shutdown = TRUE;

const char                  *AcpiGbl_SleepStateNames[ACPI_S_STATE_COUNT] =

{

    "\\_S0_",

    "\\_S1_",

    "\\_S2_",

    "\\_S3_",

    "\\_S4_",

    "\\_S5_"

};

const char                  *AcpiGbl_LowestDstateNames[ACPI_NUM_SxW_METHODS] =

{

    "_S0W",

    "_S1W",

    "_S2W",

    "_S3W",

    "_S4W"

};

const char                  *AcpiGbl_HighestDstateNames[ACPI_NUM_SxD_METHODS] =

{

    "_S1D",

    "_S2D",

    "_S3D",

    "_S4D"

};

/*******************************************************************************

 *

 * Namespace globals

 *

 ******************************************************************************/

/*

 * Predefined ACPI Names (Built-in to the Interpreter)

 *

 * NOTES:

 * 1) _SB_ is defined to be a device to allow \_SB_._INI to be run

 *    during the initialization sequence.

 * 2) _TZ_ is defined to be a thermal zone in order to allow ASL code to

 *    perform a Notify() operation on it. 09/2010: Changed to type Device.

 *    This still allows notifies, but does not confuse host code that

 *    searches for valid ThermalZone objects.

 */

const ACPI_PREDEFINED_NAMES     AcpiGbl_PreDefinedNames[] =

{

    {"_GPE",    ACPI_TYPE_LOCAL_SCOPE,      NULL},

    {"_PR_",    ACPI_TYPE_LOCAL_SCOPE,      NULL},

    {"_SB_",    ACPI_TYPE_DEVICE,           NULL},

    {"_SI_",    ACPI_TYPE_LOCAL_SCOPE,      NULL},

    {"_TZ_",    ACPI_TYPE_DEVICE,           NULL},

    {"_REV",    ACPI_TYPE_INTEGER,          (char *) ACPI_CA_SUPPORT_LEVEL},

    {"_OS_",    ACPI_TYPE_STRING,           ACPI_OS_NAME},

    {"_GL_",    ACPI_TYPE_MUTEX,            (char *) 1},

#if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY)

    {"_OSI",    ACPI_TYPE_METHOD,           (char *) 1},

#endif

    /* Table terminator */

    {NULL,      ACPI_TYPE_ANY,              NULL}

};

/******************************************************************************

 *

 * Event and Hardware globals

 *

 ******************************************************************************/

ACPI_BIT_REGISTER_INFO      AcpiGbl_BitRegisterInfo[ACPI_NUM_BITREG] =

{

    /* Name                                     Parent Register             Register Bit Position                   Register Bit Mask       */

    /* ACPI_BITREG_TIMER_STATUS         */   {ACPI_REGISTER_PM1_STATUS,   ACPI_BITPOSITION_TIMER_STATUS,          ACPI_BITMASK_TIMER_STATUS},

    /* ACPI_BITREG_BUS_MASTER_STATUS    */   {ACPI_REGISTER_PM1_STATUS,   ACPI_BITPOSITION_BUS_MASTER_STATUS,     ACPI_BITMASK_BUS_MASTER_STATUS},

    /* ACPI_BITREG_GLOBAL_LOCK_STATUS   */   {ACPI_REGISTER_PM1_STATUS,   ACPI_BITPOSITION_GLOBAL_LOCK_STATUS,    ACPI_BITMASK_GLOBAL_LOCK_STATUS},

    /* ACPI_BITREG_POWER_BUTTON_STATUS  */   {ACPI_REGISTER_PM1_STATUS,   ACPI_BITPOSITION_POWER_BUTTON_STATUS,   ACPI_BITMASK_POWER_BUTTON_STATUS},

    /* ACPI_BITREG_SLEEP_BUTTON_STATUS  */   {ACPI_REGISTER_PM1_STATUS,   ACPI_BITPOSITION_SLEEP_BUTTON_STATUS,   ACPI_BITMASK_SLEEP_BUTTON_STATUS},

    /* ACPI_BITREG_RT_CLOCK_STATUS      */   {ACPI_REGISTER_PM1_STATUS,   ACPI_BITPOSITION_RT_CLOCK_STATUS,       ACPI_BITMASK_RT_CLOCK_STATUS},

    /* ACPI_BITREG_WAKE_STATUS          */   {ACPI_REGISTER_PM1_STATUS,   ACPI_BITPOSITION_WAKE_STATUS,           ACPI_BITMASK_WAKE_STATUS},

    /* ACPI_BITREG_PCIEXP_WAKE_STATUS   */   {ACPI_REGISTER_PM1_STATUS,   ACPI_BITPOSITION_PCIEXP_WAKE_STATUS,    ACPI_BITMASK_PCIEXP_WAKE_STATUS},

    /* ACPI_BITREG_TIMER_ENABLE         */   {ACPI_REGISTER_PM1_ENABLE,   ACPI_BITPOSITION_TIMER_ENABLE,          ACPI_BITMASK_TIMER_ENABLE},

    /* ACPI_BITREG_GLOBAL_LOCK_ENABLE   */   {ACPI_REGISTER_PM1_ENABLE,   ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE,    ACPI_BITMASK_GLOBAL_LOCK_ENABLE},

    /* ACPI_BITREG_POWER_BUTTON_ENABLE  */   {ACPI_REGISTER_PM1_ENABLE,   ACPI_BITPOSITION_POWER_BUTTON_ENABLE,   ACPI_BITMASK_POWER_BUTTON_ENABLE},

    /* ACPI_BITREG_SLEEP_BUTTON_ENABLE  */   {ACPI_REGISTER_PM1_ENABLE,   ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE,   ACPI_BITMASK_SLEEP_BUTTON_ENABLE},

    /* ACPI_BITREG_RT_CLOCK_ENABLE      */   {ACPI_REGISTER_PM1_ENABLE,   ACPI_BITPOSITION_RT_CLOCK_ENABLE,       ACPI_BITMASK_RT_CLOCK_ENABLE},

    /* ACPI_BITREG_PCIEXP_WAKE_DISABLE  */   {ACPI_REGISTER_PM1_ENABLE,   ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE,   ACPI_BITMASK_PCIEXP_WAKE_DISABLE},

    /* ACPI_BITREG_SCI_ENABLE           */   {ACPI_REGISTER_PM1_CONTROL,  ACPI_BITPOSITION_SCI_ENABLE,            ACPI_BITMASK_SCI_ENABLE},

    /* ACPI_BITREG_BUS_MASTER_RLD       */   {ACPI_REGISTER_PM1_CONTROL,  ACPI_BITPOSITION_BUS_MASTER_RLD,        ACPI_BITMASK_BUS_MASTER_RLD},

    /* ACPI_BITREG_GLOBAL_LOCK_RELEASE  */   {ACPI_REGISTER_PM1_CONTROL,  ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE,   ACPI_BITMASK_GLOBAL_LOCK_RELEASE},

    /* ACPI_BITREG_SLEEP_TYPE           */   {ACPI_REGISTER_PM1_CONTROL,  ACPI_BITPOSITION_SLEEP_TYPE,            ACPI_BITMASK_SLEEP_TYPE},

    /* ACPI_BITREG_SLEEP_ENABLE         */   {ACPI_REGISTER_PM1_CONTROL,  ACPI_BITPOSITION_SLEEP_ENABLE,          ACPI_BITMASK_SLEEP_ENABLE},

    /* ACPI_BITREG_ARB_DIS              */   {ACPI_REGISTER_PM2_CONTROL,  ACPI_BITPOSITION_ARB_DISABLE,           ACPI_BITMASK_ARB_DISABLE}

};

ACPI_FIXED_EVENT_INFO       AcpiGbl_FixedEventInfo[ACPI_NUM_FIXED_EVENTS] =

{

    /* ACPI_EVENT_PMTIMER       */  {ACPI_BITREG_TIMER_STATUS,          ACPI_BITREG_TIMER_ENABLE,        ACPI_BITMASK_TIMER_STATUS,          ACPI_BITMASK_TIMER_ENABLE},

    /* ACPI_EVENT_GLOBAL        */  {ACPI_BITREG_GLOBAL_LOCK_STATUS,    ACPI_BITREG_GLOBAL_LOCK_ENABLE,  ACPI_BITMASK_GLOBAL_LOCK_STATUS,    ACPI_BITMASK_GLOBAL_LOCK_ENABLE},

    /* ACPI_EVENT_POWER_BUTTON  */  {ACPI_BITREG_POWER_BUTTON_STATUS,   ACPI_BITREG_POWER_BUTTON_ENABLE, ACPI_BITMASK_POWER_BUTTON_STATUS,   ACPI_BITMASK_POWER_BUTTON_ENABLE},

    /* ACPI_EVENT_SLEEP_BUTTON  */  {ACPI_BITREG_SLEEP_BUTTON_STATUS,   ACPI_BITREG_SLEEP_BUTTON_ENABLE, ACPI_BITMASK_SLEEP_BUTTON_STATUS,   ACPI_BITMASK_SLEEP_BUTTON_ENABLE},

    /* ACPI_EVENT_RTC           */  {ACPI_BITREG_RT_CLOCK_STATUS,       ACPI_BITREG_RT_CLOCK_ENABLE,     ACPI_BITMASK_RT_CLOCK_STATUS,       ACPI_BITMASK_RT_CLOCK_ENABLE},

};

/*******************************************************************************

 *

 * FUNCTION:    AcpiUtInitGlobals

 *

 * PARAMETERS:  None

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Init ACPICA globals.  All globals that require specific

 *              initialization should be initialized here!

 *

 ******************************************************************************/

ACPI_STATUS

AcpiUtInitGlobals (

    void)

{

    ACPI_STATUS             Status;

    UINT32                  i;

    ACPI_FUNCTION_TRACE (UtInitGlobals);

    /* Create all memory caches */

    Status = AcpiUtCreateCaches ();

    if (ACPI_FAILURE (Status))

    {

        return_ACPI_STATUS (Status);

    }

    /* Mutex locked flags */

    for (i = 0; i < ACPI_NUM_MUTEX; i++)

    {

        AcpiGbl_MutexInfo[i].Mutex          = NULL;

        AcpiGbl_MutexInfo[i].ThreadId       = ACPI_MUTEX_NOT_ACQUIRED;

        AcpiGbl_MutexInfo[i].UseCount       = 0;

    }

    for (i = 0; i < ACPI_NUM_OWNERID_MASKS; i++)

    {

        AcpiGbl_OwnerIdMask[i]              = 0;

    }

    /* Last OwnerID is never valid */

    AcpiGbl_OwnerIdMask[ACPI_NUM_OWNERID_MASKS - 1] = 0x80000000;

    /* Event counters */

    AcpiMethodCount                     = 0;

    AcpiSciCount                        = 0;

    AcpiGpeCount                        = 0;

    for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++)

    {

        AcpiFixedEventCount[i]              = 0;

    }

    /* GPE support */

    AcpiGbl_AllGpesInitialized          = FALSE;

    AcpiGbl_GpeXruptListHead            = NULL;

    AcpiGbl_GpeFadtBlocks[0]            = NULL;

    AcpiGbl_GpeFadtBlocks[1]            = NULL;

    AcpiCurrentGpeCount                 = 0;

    /* Global handlers */

    AcpiGbl_SystemNotify.Handler        = NULL;

    AcpiGbl_DeviceNotify.Handler        = NULL;

    AcpiGbl_ExceptionHandler            = NULL;

    AcpiGbl_InitHandler                 = NULL;

    AcpiGbl_TableHandler                = NULL;

    AcpiGbl_InterfaceHandler            = NULL;

    AcpiGbl_GlobalEventHandler          = NULL;

    /* Global Lock support */

    AcpiGbl_GlobalLockSemaphore         = NULL;

    AcpiGbl_GlobalLockMutex             = NULL;

    AcpiGbl_GlobalLockAcquired          = FALSE;

    AcpiGbl_GlobalLockHandle            = 0;

    AcpiGbl_GlobalLockPresent           = FALSE;

    /* Miscellaneous variables */

    AcpiGbl_DSDT                        = NULL;

    AcpiGbl_CmSingleStep                = FALSE;

    AcpiGbl_DbTerminateThreads          = FALSE;

    AcpiGbl_Shutdown                    = FALSE;

    AcpiGbl_NsLookupCount               = 0;

    AcpiGbl_PsFindCount                 = 0;

    AcpiGbl_AcpiHardwarePresent         = TRUE;

    AcpiGbl_LastOwnerIdIndex            = 0;

    AcpiGbl_NextOwnerIdOffset           = 0;

    AcpiGbl_TraceMethodName             = 0;

    AcpiGbl_TraceDbgLevel               = 0;

    AcpiGbl_TraceDbgLayer               = 0;

    AcpiGbl_DebuggerConfiguration       = DEBUGGER_THREADING;

    AcpiGbl_DbOutputFlags               = ACPI_DB_CONSOLE_OUTPUT;

    AcpiGbl_OsiData                     = 0;

    AcpiGbl_OsiMutex                    = NULL;

    AcpiGbl_RegMethodsExecuted          = FALSE;

    /* Hardware oriented */

    AcpiGbl_EventsInitialized           = FALSE;

    AcpiGbl_SystemAwakeAndRunning       = TRUE;

    /* Namespace */

    AcpiGbl_ModuleCodeList              = NULL;

    AcpiGbl_RootNode                    = NULL;

    AcpiGbl_RootNodeStruct.Name.Integer = ACPI_ROOT_NAME;

    AcpiGbl_RootNodeStruct.DescriptorType = ACPI_DESC_TYPE_NAMED;

    AcpiGbl_RootNodeStruct.Type         = ACPI_TYPE_DEVICE;

    AcpiGbl_RootNodeStruct.Parent       = NULL;

    AcpiGbl_RootNodeStruct.Child        = NULL;

    AcpiGbl_RootNodeStruct.Peer         = NULL;

    AcpiGbl_RootNodeStruct.Object       = NULL;

#ifdef ACPI_DISASSEMBLER

    AcpiGbl_ExternalList                = NULL;

#endif

#ifdef ACPI_DEBUG_OUTPUT

    AcpiGbl_LowestStackPointer          = ACPI_CAST_PTR (ACPI_SIZE, ACPI_SIZE_MAX);

#endif

#ifdef ACPI_DBG_TRACK_ALLOCATIONS

    AcpiGbl_DisplayFinalMemStats        = FALSE;

    AcpiGbl_DisableMemTracking          = FALSE;

#endif

    return_ACPI_STATUS (AE_OK);

}

/* Public globals */

ACPI_EXPORT_SYMBOL (AcpiGbl_FADT)

ACPI_EXPORT_SYMBOL (AcpiDbgLevel)

ACPI_EXPORT_SYMBOL (AcpiDbgLayer)

ACPI_EXPORT_SYMBOL (AcpiGpeCount)

ACPI_EXPORT_SYMBOL (AcpiCurrentGpeCount)