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f-stack/freebsd/contrib/dev/acpica/components/utilities/utinit.c

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/******************************************************************************
*
* Module Name: utinit - Common ACPI subsystem initialization
*
*****************************************************************************/
/******************************************************************************
*
* 1. Copyright Notice
*
* Some or all of this work - Copyright (c) 1999 - 2020, 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.
*
*****************************************************************************
*
* Alternatively, you may choose to be licensed under the terms of the
* following license:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Alternatively, you may choose to be licensed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
*****************************************************************************/
#include <contrib/dev/acpica/include/acpi.h>
#include <contrib/dev/acpica/include/accommon.h>
#include <contrib/dev/acpica/include/acnamesp.h>
#include <contrib/dev/acpica/include/acevents.h>
#include <contrib/dev/acpica/include/actables.h>
#define _COMPONENT ACPI_UTILITIES
ACPI_MODULE_NAME ("utinit")
/* Local prototypes */
static void AcpiUtTerminate (
void);
#if (!ACPI_REDUCED_HARDWARE)
static void
AcpiUtFreeGpeLists (
void);
#else
#define AcpiUtFreeGpeLists()
#endif /* !ACPI_REDUCED_HARDWARE */
#if (!ACPI_REDUCED_HARDWARE)
/******************************************************************************
*
* FUNCTION: AcpiUtFreeGpeLists
*
* PARAMETERS: none
*
* RETURN: none
*
* DESCRIPTION: Free global GPE lists
*
******************************************************************************/
static void
AcpiUtFreeGpeLists (
void)
{
ACPI_GPE_BLOCK_INFO *GpeBlock;
ACPI_GPE_BLOCK_INFO *NextGpeBlock;
ACPI_GPE_XRUPT_INFO *GpeXruptInfo;
ACPI_GPE_XRUPT_INFO *NextGpeXruptInfo;
/* Free global GPE blocks and related info structures */
GpeXruptInfo = AcpiGbl_GpeXruptListHead;
while (GpeXruptInfo)
{
GpeBlock = GpeXruptInfo->GpeBlockListHead;
while (GpeBlock)
{
NextGpeBlock = GpeBlock->Next;
ACPI_FREE (GpeBlock->EventInfo);
ACPI_FREE (GpeBlock->RegisterInfo);
ACPI_FREE (GpeBlock);
GpeBlock = NextGpeBlock;
}
NextGpeXruptInfo = GpeXruptInfo->Next;
ACPI_FREE (GpeXruptInfo);
GpeXruptInfo = NextGpeXruptInfo;
}
}
#endif /* !ACPI_REDUCED_HARDWARE */
/*******************************************************************************
*
* FUNCTION: AcpiUtInitGlobals
*
* PARAMETERS: None
*
* RETURN: Status
*
* DESCRIPTION: Initialize ACPICA globals. All globals that require specific
* initialization should be initialized here. This allows for
* a warm restart.
*
******************************************************************************/
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);
}
/* Address Range lists */
for (i = 0; i < ACPI_ADDRESS_RANGE_MAX; i++)
{
AcpiGbl_AddressRangeList[i] = NULL;
}
/* 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;
}
#if (!ACPI_REDUCED_HARDWARE)
/* GPE/SCI support */
AcpiGbl_AllGpesInitialized = FALSE;
AcpiGbl_GpeXruptListHead = NULL;
AcpiGbl_GpeFadtBlocks[0] = NULL;
AcpiGbl_GpeFadtBlocks[1] = NULL;
AcpiCurrentGpeCount = 0;
AcpiGbl_GlobalEventHandler = NULL;
AcpiGbl_SciHandlerList = NULL;
#endif /* !ACPI_REDUCED_HARDWARE */
/* Global handlers */
AcpiGbl_GlobalNotify[0].Handler = NULL;
AcpiGbl_GlobalNotify[1].Handler = NULL;
AcpiGbl_ExceptionHandler = NULL;
AcpiGbl_InitHandler = NULL;
AcpiGbl_TableHandler = NULL;
AcpiGbl_InterfaceHandler = 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_Shutdown = FALSE;
AcpiGbl_NsLookupCount = 0;
AcpiGbl_PsFindCount = 0;
AcpiGbl_AcpiHardwarePresent = TRUE;
AcpiGbl_LastOwnerIdIndex = 0;
AcpiGbl_NextOwnerIdOffset = 0;
AcpiGbl_DebuggerConfiguration = DEBUGGER_THREADING;
AcpiGbl_OsiMutex = NULL;
/* Hardware oriented */
AcpiGbl_EventsInitialized = FALSE;
AcpiGbl_SystemAwakeAndRunning = TRUE;
/* Namespace */
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;
AcpiGbl_NumExternalMethods = 0;
AcpiGbl_ResolvedExternalMethods = 0;
#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);
}
/******************************************************************************
*
* FUNCTION: AcpiUtTerminate
*
* PARAMETERS: none
*
* RETURN: none
*
* DESCRIPTION: Free global memory
*
******************************************************************************/
static void
AcpiUtTerminate (
void)
{
ACPI_FUNCTION_TRACE (UtTerminate);
AcpiUtFreeGpeLists ();
AcpiUtDeleteAddressLists ();
return_VOID;
}
/*******************************************************************************
*
* FUNCTION: AcpiUtSubsystemShutdown
*
* PARAMETERS: None
*
* RETURN: None
*
* DESCRIPTION: Shutdown the various components. Do not delete the mutex
* objects here, because the AML debugger may be still running.
*
******************************************************************************/
void
AcpiUtSubsystemShutdown (
void)
{
ACPI_FUNCTION_TRACE (UtSubsystemShutdown);
/* Just exit if subsystem is already shutdown */
if (AcpiGbl_Shutdown)
{
ACPI_ERROR ((AE_INFO, "ACPI Subsystem is already terminated"));
return_VOID;
}
/* Subsystem appears active, go ahead and shut it down */
AcpiGbl_Shutdown = TRUE;
AcpiGbl_StartupFlags = 0;
ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Shutting down ACPI Subsystem\n"));
#ifndef ACPI_ASL_COMPILER
/* Close the AcpiEvent Handling */
AcpiEvTerminate ();
/* Delete any dynamic _OSI interfaces */
AcpiUtInterfaceTerminate ();
#endif
/* Close the Namespace */
AcpiNsTerminate ();
/* Delete the ACPI tables */
AcpiTbTerminate ();
/* Close the globals */
AcpiUtTerminate ();
/* Purge the local caches */
(void) AcpiUtDeleteCaches ();
return_VOID;
}
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