926328c406
is Intel's reference implementation of the core operating-system ACPI support. (This import is on the vendor branch.)
802 lines
25 KiB
C
802 lines
25 KiB
C
/******************************************************************************
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*
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* Module Name: cmalloc - local memory allocation routines
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* $Revision: 76 $
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*
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*****************************************************************************/
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/******************************************************************************
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*
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* 1. Copyright Notice
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*
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* Some or all of this work - Copyright (c) 1999, Intel Corp. All rights
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* reserved.
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*
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* 2. License
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*
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* 2.1. This is your license from Intel Corp. under its intellectual property
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* rights. You may have additional license terms from the party that provided
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* you this software, covering your right to use that party's intellectual
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* property rights.
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*
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* 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
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* copy of the source code appearing in this file ("Covered Code") an
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* irrevocable, perpetual, worldwide license under Intel's copyrights in the
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* base code distributed originally by Intel ("Original Intel Code") to copy,
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* make derivatives, distribute, use and display any portion of the Covered
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* Code in any form, with the right to sublicense such rights; and
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*
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* 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
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* license (with the right to sublicense), under only those claims of Intel
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* patents that are infringed by the Original Intel Code, to make, use, sell,
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* offer to sell, and import the Covered Code and derivative works thereof
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* solely to the minimum extent necessary to exercise the above copyright
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* license, and in no event shall the patent license extend to any additions
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* to or modifications of the Original Intel Code. No other license or right
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* is granted directly or by implication, estoppel or otherwise;
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*
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* The above copyright and patent license is granted only if the following
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* conditions are met:
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*
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* 3. Conditions
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*
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* 3.1. Redistribution of Source with Rights to Further Distribute Source.
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* Redistribution of source code of any substantial portion of the Covered
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* Code or modification with rights to further distribute source must include
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* the above Copyright Notice, the above License, this list of Conditions,
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* and the following Disclaimer and Export Compliance provision. In addition,
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* Licensee must cause all Covered Code to which Licensee contributes to
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* contain a file documenting the changes Licensee made to create that Covered
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* Code and the date of any change. Licensee must include in that file the
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* documentation of any changes made by any predecessor Licensee. Licensee
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* must include a prominent statement that the modification is derived,
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* directly or indirectly, from Original Intel Code.
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*
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* 3.2. Redistribution of Source with no Rights to Further Distribute Source.
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* Redistribution of source code of any substantial portion of the Covered
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* Code or modification without rights to further distribute source must
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* include the following Disclaimer and Export Compliance provision in the
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* documentation and/or other materials provided with distribution. In
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* addition, Licensee may not authorize further sublicense of source of any
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* portion of the Covered Code, and must include terms to the effect that the
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* license from Licensee to its licensee is limited to the intellectual
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* property embodied in the software Licensee provides to its licensee, and
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* not to intellectual property embodied in modifications its licensee may
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* make.
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*
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* 3.3. Redistribution of Executable. Redistribution in executable form of any
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* substantial portion of the Covered Code or modification must reproduce the
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* above Copyright Notice, and the following Disclaimer and Export Compliance
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* provision in the documentation and/or other materials provided with the
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* distribution.
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*
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* 3.4. Intel retains all right, title, and interest in and to the Original
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* Intel Code.
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*
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* 3.5. Neither the name Intel nor any other trademark owned or controlled by
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* Intel shall be used in advertising or otherwise to promote the sale, use or
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* other dealings in products derived from or relating to the Covered Code
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* without prior written authorization from Intel.
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*
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* 4. Disclaimer and Export Compliance
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*
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* 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
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* HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
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* IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
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* INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
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* UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
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* IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
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* PARTICULAR PURPOSE.
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*
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* 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
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* OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
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* COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
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* SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
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* CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
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* HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
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* SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
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* LIMITED REMEDY.
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*
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* 4.3. Licensee shall not export, either directly or indirectly, any of this
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* software or system incorporating such software without first obtaining any
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* required license or other approval from the U. S. Department of Commerce or
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* any other agency or department of the United States Government. In the
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* event Licensee exports any such software from the United States or
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* re-exports any such software from a foreign destination, Licensee shall
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* ensure that the distribution and export/re-export of the software is in
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* compliance with all laws, regulations, orders, or other restrictions of the
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* U.S. Export Administration Regulations. Licensee agrees that neither it nor
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* any of its subsidiaries will export/re-export any technical data, process,
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* software, or service, directly or indirectly, to any country for which the
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* United States government or any agency thereof requires an export license,
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* other governmental approval, or letter of assurance, without first obtaining
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* such license, approval or letter.
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*
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*****************************************************************************/
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#define __CMALLOC_C__
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#include "acpi.h"
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#include "acparser.h"
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#include "acinterp.h"
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#include "acnamesp.h"
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#include "acglobal.h"
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#define _COMPONENT MISCELLANEOUS
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MODULE_NAME ("cmalloc")
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#ifdef ACPI_DEBUG
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/*
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* Most of this code is for tracking memory leaks in the subsystem, and it
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* gets compiled out when the ACPI_DEBUG flag is not set.
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* Every memory allocation is kept track of in a doubly linked list. Each
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* element contains the caller's component, module name, function name, and
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* line number. _CmAllocate and _CmCallocate call AcpiCmAddElementToAllocList
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* to add an element to the list; deletion occurs in the bosy of _CmFree.
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*/
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/*****************************************************************************
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*
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* FUNCTION: AcpiCmSearchAllocList
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*
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* PARAMETERS: Address - Address of allocated memory
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*
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* RETURN: A list element if found; NULL otherwise.
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*
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* DESCRIPTION: Searches for an element in the global allocation tracking list.
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*
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****************************************************************************/
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ALLOCATION_INFO *
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AcpiCmSearchAllocList (
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void *Address)
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{
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ALLOCATION_INFO *Element = AcpiGbl_HeadAllocPtr;
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/* Search for the address. */
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while (Element)
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{
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if (Element->Address == Address)
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{
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return (Element);
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}
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Element = Element->Next;
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}
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return (NULL);
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}
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/*****************************************************************************
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*
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* FUNCTION: AcpiCmAddElementToAllocList
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*
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* PARAMETERS: Address - Address of allocated memory
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* Size - Size of the allocation
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* AllocType - MEM_MALLOC or MEM_CALLOC
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* Component - Component type of caller
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* Module - Source file name of caller
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* Line - Line number of caller
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*
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* RETURN: None.
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*
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* DESCRIPTION: Inserts an element into the global allocation tracking list.
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*
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****************************************************************************/
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ACPI_STATUS
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AcpiCmAddElementToAllocList (
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void *Address,
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UINT32 Size,
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UINT8 AllocType,
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UINT32 Component,
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NATIVE_CHAR *Module,
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UINT32 Line)
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{
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ALLOCATION_INFO *Element;
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ACPI_STATUS Status = AE_OK;
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FUNCTION_TRACE_PTR ("CmAddElementToAllocList", Address);
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AcpiCmAcquireMutex (ACPI_MTX_MEMORY);
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/* Keep track of the running total of all allocations. */
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AcpiGbl_CurrentAllocCount++;
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AcpiGbl_RunningAllocCount++;
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if (AcpiGbl_MaxConcurrentAllocCount < AcpiGbl_CurrentAllocCount)
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{
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AcpiGbl_MaxConcurrentAllocCount = AcpiGbl_CurrentAllocCount;
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}
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AcpiGbl_CurrentAllocSize += Size;
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AcpiGbl_RunningAllocSize += Size;
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if (AcpiGbl_MaxConcurrentAllocSize < AcpiGbl_CurrentAllocSize)
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{
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AcpiGbl_MaxConcurrentAllocSize = AcpiGbl_CurrentAllocSize;
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}
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/* If the head pointer is null, create the first element and fill it in. */
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if (NULL == AcpiGbl_HeadAllocPtr)
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{
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AcpiGbl_HeadAllocPtr =
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(ALLOCATION_INFO *) AcpiOsCallocate (sizeof (ALLOCATION_INFO));
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if (!AcpiGbl_HeadAllocPtr)
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{
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DEBUG_PRINT (ACPI_ERROR,
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("Could not allocate memory info block\n"));
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Status = AE_NO_MEMORY;
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goto UnlockAndExit;
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}
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AcpiGbl_TailAllocPtr = AcpiGbl_HeadAllocPtr;
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}
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else
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{
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AcpiGbl_TailAllocPtr->Next =
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(ALLOCATION_INFO *) AcpiOsCallocate (sizeof (ALLOCATION_INFO));
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if (!AcpiGbl_TailAllocPtr->Next)
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{
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DEBUG_PRINT (ACPI_ERROR,
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("Could not allocate memory info block\n"));
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Status = AE_NO_MEMORY;
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goto UnlockAndExit;
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}
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/* error check */
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AcpiGbl_TailAllocPtr->Next->Previous = AcpiGbl_TailAllocPtr;
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AcpiGbl_TailAllocPtr = AcpiGbl_TailAllocPtr->Next;
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}
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/*
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* Search list for this address to make sure it is not already on the list.
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* This will catch several kinds of problems.
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*/
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Element = AcpiCmSearchAllocList (Address);
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if (Element)
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{
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REPORT_ERROR (("CmAddElementToAllocList: Address already present in list!\n"));
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DEBUG_PRINT (ACPI_ERROR, ("Element %p Address %p\n", Element, Address));
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BREAKPOINT3;
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}
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/* Fill in the instance data. */
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AcpiGbl_TailAllocPtr->Address = Address;
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AcpiGbl_TailAllocPtr->Size = Size;
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AcpiGbl_TailAllocPtr->AllocType = AllocType;
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AcpiGbl_TailAllocPtr->Component = Component;
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AcpiGbl_TailAllocPtr->Line = Line;
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STRNCPY (AcpiGbl_TailAllocPtr->Module, Module, MAX_MODULE_NAME);
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UnlockAndExit:
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AcpiCmReleaseMutex (ACPI_MTX_MEMORY);
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return_ACPI_STATUS (Status);
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}
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/*****************************************************************************
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*
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* FUNCTION: AcpiCmDeleteElementFromAllocList
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*
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* PARAMETERS: Address - Address of allocated memory
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* Component - Component type of caller
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* Module - Source file name of caller
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* Line - Line number of caller
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*
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* RETURN:
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*
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* DESCRIPTION: Deletes an element from the global allocation tracking list.
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*
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****************************************************************************/
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void
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AcpiCmDeleteElementFromAllocList (
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void *Address,
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UINT32 Component,
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NATIVE_CHAR *Module,
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UINT32 Line)
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{
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ALLOCATION_INFO *Element;
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UINT32 *DwordPtr;
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UINT32 DwordLen;
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UINT32 Size;
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UINT32 i;
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FUNCTION_TRACE ("CmDeleteElementFromAllocList");
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if (NULL == AcpiGbl_HeadAllocPtr)
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{
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/* Boy we got problems. */
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_REPORT_ERROR (Module, Line, Component,
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("CmDeleteElementFromAllocList: Empty allocation list, nothing to free!\n"));
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return_VOID;
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}
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AcpiCmAcquireMutex (ACPI_MTX_MEMORY);
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/* Keep track of the amount of memory allocated. */
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Size = 0;
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AcpiGbl_CurrentAllocCount--;
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if (AcpiGbl_HeadAllocPtr == AcpiGbl_TailAllocPtr)
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{
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if (Address != AcpiGbl_HeadAllocPtr->Address)
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{
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_REPORT_ERROR (Module, Line, Component,
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("CmDeleteElementFromAllocList: Deleting non-allocated memory\n"));
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goto Cleanup;
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}
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Size = AcpiGbl_HeadAllocPtr->Size;
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AcpiOsFree (AcpiGbl_HeadAllocPtr);
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AcpiGbl_HeadAllocPtr = NULL;
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AcpiGbl_TailAllocPtr = NULL;
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DEBUG_PRINT (TRACE_ALLOCATIONS,
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("_CmFree: Allocation list deleted. There are no outstanding allocations\n"));
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goto Cleanup;
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}
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/* Search list for this address */
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Element = AcpiCmSearchAllocList (Address);
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if (Element)
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{
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/* cases: head, tail, other */
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if (Element == AcpiGbl_HeadAllocPtr)
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{
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Element->Next->Previous = NULL;
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AcpiGbl_HeadAllocPtr = Element->Next;
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}
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else
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{
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if (Element == AcpiGbl_TailAllocPtr)
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{
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Element->Previous->Next = NULL;
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AcpiGbl_TailAllocPtr = Element->Previous;
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}
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else
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{
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Element->Previous->Next = Element->Next;
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Element->Next->Previous = Element->Previous;
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}
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}
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/* Mark the segment as deleted */
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if (Element->Size >= 4)
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{
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DwordLen = DIV_4 (Element->Size);
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DwordPtr = (UINT32 *) Element->Address;
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for (i = 0; i < DwordLen; i++)
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{
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DwordPtr[i] = 0x00DEAD00;
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}
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/* Set obj type, desc, and ref count fields to all ones */
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DwordPtr[0] = ACPI_UINT32_MAX;
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if (Element->Size >= 8)
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{
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DwordPtr[1] = ACPI_UINT32_MAX;
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}
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}
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Size = Element->Size;
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MEMSET (Element, 0xEA, sizeof (ALLOCATION_INFO));
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if (Size == sizeof (ACPI_OPERAND_OBJECT))
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{
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DEBUG_PRINT (TRACE_ALLOCATIONS, ("CmDelete: Freeing size 0x%X (ACPI_OPERAND_OBJECT)\n", Size));
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}
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else
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{
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DEBUG_PRINT (TRACE_ALLOCATIONS, ("CmDelete: Freeing size 0x%X\n", Size));
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}
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AcpiOsFree (Element);
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}
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else
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{
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_REPORT_ERROR (Module, Line, Component,
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("_CmFree: Entry not found in list\n"));
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DEBUG_PRINT (ACPI_ERROR,
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("_CmFree: Entry %p was not found in allocation list\n",
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Address));
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AcpiCmReleaseMutex (ACPI_MTX_MEMORY);
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return_VOID;
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}
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Cleanup:
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AcpiGbl_CurrentAllocSize -= Size;
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AcpiCmReleaseMutex (ACPI_MTX_MEMORY);
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return_VOID;
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}
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/*****************************************************************************
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*
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* FUNCTION: AcpiCmDumpAllocationInfo
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*
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* PARAMETERS:
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*
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* RETURN: None
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*
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* DESCRIPTION: Print some info about the outstanding allocations.
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*
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****************************************************************************/
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void
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AcpiCmDumpAllocationInfo (
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void)
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{
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FUNCTION_TRACE ("CmDumpAllocationInfo");
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DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
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("%30s: %4d (%3d Kb)\n", "Current allocations",
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AcpiGbl_CurrentAllocCount,
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(AcpiGbl_CurrentAllocSize + 1023) / 1024));
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DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
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("%30s: %4d (%3d Kb)\n", "Max concurrent allocations",
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AcpiGbl_MaxConcurrentAllocCount,
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(AcpiGbl_MaxConcurrentAllocSize + 1023) / 1024));
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DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
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("%30s: %4d (%3d Kb)\n", "Current Internal objects",
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AcpiGbl_CurrentObjectCount,
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(AcpiGbl_CurrentObjectSize + 1023) / 1024));
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DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
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("%30s: %4d (%3d Kb)\n", "Max internal objects",
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AcpiGbl_MaxConcurrentObjectCount,
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(AcpiGbl_MaxConcurrentObjectSize + 1023) / 1024));
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DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
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("%30s: %4d (%3d Kb)\n", "Current Nodes",
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AcpiGbl_CurrentNodeCount,
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(AcpiGbl_CurrentNodeSize + 1023) / 1024));
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DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
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("%30s: %4d (%3d Kb)\n", "Max Nodes",
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AcpiGbl_MaxConcurrentNodeCount,
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((AcpiGbl_MaxConcurrentNodeCount * sizeof (ACPI_NAMESPACE_NODE)) + 1023) / 1024));
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DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
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("%30s: %4d (%3d Kb)\n", "Total (all) internal objects",
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AcpiGbl_RunningObjectCount,
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(AcpiGbl_RunningObjectSize + 1023) / 1024));
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DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
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("%30s: %4d (%3d Kb)\n", "Total (all) allocations",
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AcpiGbl_RunningAllocCount,
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(AcpiGbl_RunningAllocSize + 1023) / 1024));
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return_VOID;
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}
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/*****************************************************************************
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*
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* FUNCTION: AcpiCmDumpCurrentAllocations
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*
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* PARAMETERS: Component - Component(s) to dump info for.
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* Module - Module to dump info for. NULL means all.
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*
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* RETURN: None
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*
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* DESCRIPTION: Print a list of all outstanding allocations.
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*
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****************************************************************************/
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void
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AcpiCmDumpCurrentAllocations (
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UINT32 Component,
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NATIVE_CHAR *Module)
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{
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ALLOCATION_INFO *Element = AcpiGbl_HeadAllocPtr;
|
|
UINT32 i;
|
|
|
|
|
|
FUNCTION_TRACE ("CmDumpCurrentAllocations");
|
|
|
|
|
|
if (Element == NULL)
|
|
{
|
|
DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
|
|
("No outstanding allocations.\n"));
|
|
return_VOID;
|
|
}
|
|
|
|
|
|
/*
|
|
* Walk the allocation list.
|
|
*/
|
|
|
|
AcpiCmAcquireMutex (ACPI_MTX_MEMORY);
|
|
|
|
DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
|
|
("Outstanding allocations:\n"));
|
|
|
|
for (i = 1; ; i++) /* Just a counter */
|
|
{
|
|
if ((Element->Component & Component) &&
|
|
((Module == NULL) || (0 == STRCMP (Module, Element->Module))))
|
|
{
|
|
DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
|
|
("%p Len %04lX %9.9s-%ld",
|
|
Element->Address, Element->Size, Element->Module,
|
|
Element->Line));
|
|
|
|
/* Most of the elements will be internal objects. */
|
|
|
|
switch (((ACPI_OPERAND_OBJECT *)
|
|
(Element->Address))->Common.DataType)
|
|
{
|
|
case ACPI_DESC_TYPE_INTERNAL:
|
|
DEBUG_PRINT_RAW (TRACE_ALLOCATIONS | TRACE_TABLES,
|
|
(" ObjType %s",
|
|
AcpiCmGetTypeName (((ACPI_OPERAND_OBJECT *)(Element->Address))->Common.Type)));
|
|
break;
|
|
|
|
case ACPI_DESC_TYPE_PARSER:
|
|
DEBUG_PRINT_RAW (TRACE_ALLOCATIONS | TRACE_TABLES,
|
|
(" ParseObj Opcode %04X",
|
|
((ACPI_PARSE_OBJECT *)(Element->Address))->Opcode));
|
|
break;
|
|
|
|
case ACPI_DESC_TYPE_NAMED:
|
|
DEBUG_PRINT_RAW (TRACE_ALLOCATIONS | TRACE_TABLES,
|
|
(" Node %4.4s",
|
|
&((ACPI_NAMESPACE_NODE *)(Element->Address))->Name));
|
|
break;
|
|
|
|
case ACPI_DESC_TYPE_STATE:
|
|
DEBUG_PRINT_RAW (TRACE_ALLOCATIONS | TRACE_TABLES,
|
|
(" StateObj"));
|
|
break;
|
|
}
|
|
|
|
DEBUG_PRINT_RAW (TRACE_ALLOCATIONS | TRACE_TABLES, ("\n"));
|
|
}
|
|
|
|
if (Element->Next == NULL)
|
|
{
|
|
break;
|
|
}
|
|
|
|
Element = Element->Next;
|
|
}
|
|
|
|
AcpiCmReleaseMutex (ACPI_MTX_MEMORY);
|
|
|
|
DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
|
|
("Total number of unfreed allocations = %d\n", i));
|
|
|
|
return_VOID;
|
|
}
|
|
|
|
#endif /* Debug routines for memory leak detection */
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* FUNCTION: _CmAllocate
|
|
*
|
|
* PARAMETERS: Size - Size of the allocation
|
|
* Component - Component type of caller
|
|
* Module - Source file name of caller
|
|
* Line - Line number of caller
|
|
*
|
|
* RETURN: Address of the allocated memory on success, NULL on failure.
|
|
*
|
|
* DESCRIPTION: The subsystem's equivalent of malloc.
|
|
*
|
|
****************************************************************************/
|
|
|
|
void *
|
|
_CmAllocate (
|
|
UINT32 Size,
|
|
UINT32 Component,
|
|
NATIVE_CHAR *Module,
|
|
UINT32 Line)
|
|
{
|
|
void *Address = NULL;
|
|
DEBUG_EXEC (\
|
|
ACPI_STATUS Status)
|
|
|
|
|
|
FUNCTION_TRACE_U32 ("_CmAllocate", Size);
|
|
|
|
|
|
/* Check for an inadvertent size of zero bytes */
|
|
|
|
if (!Size)
|
|
{
|
|
_REPORT_ERROR (Module, Line, Component,
|
|
("CmAllocate: Attempt to allocate zero bytes\n"));
|
|
Size = 1;
|
|
}
|
|
|
|
Address = AcpiOsAllocate (Size);
|
|
if (!Address)
|
|
{
|
|
/* Report allocation error */
|
|
|
|
_REPORT_ERROR (Module, Line, Component,
|
|
("CmAllocate: Could not allocate size 0x%x\n", Size));
|
|
|
|
return_VALUE (NULL);
|
|
}
|
|
|
|
#ifdef ACPI_DEBUG
|
|
Status = AcpiCmAddElementToAllocList (Address, Size, MEM_MALLOC, Component,
|
|
Module, Line);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
AcpiOsFree (Address);
|
|
return_PTR (NULL);
|
|
}
|
|
|
|
DEBUG_PRINT (TRACE_ALLOCATIONS,
|
|
("CmAllocate: %p Size 0x%x\n", Address, Size));
|
|
#endif
|
|
|
|
return_PTR (Address);
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* FUNCTION: _CmCallocate
|
|
*
|
|
* PARAMETERS: Size - Size of the allocation
|
|
* Component - Component type of caller
|
|
* Module - Source file name of caller
|
|
* Line - Line number of caller
|
|
*
|
|
* RETURN: Address of the allocated memory on success, NULL on failure.
|
|
*
|
|
* DESCRIPTION: Subsystem equivalent of calloc.
|
|
*
|
|
****************************************************************************/
|
|
|
|
void *
|
|
_CmCallocate (
|
|
UINT32 Size,
|
|
UINT32 Component,
|
|
NATIVE_CHAR *Module,
|
|
UINT32 Line)
|
|
{
|
|
void *Address = NULL;
|
|
DEBUG_EXEC (\
|
|
ACPI_STATUS Status)
|
|
|
|
|
|
FUNCTION_TRACE_U32 ("_CmCallocate", Size);
|
|
|
|
|
|
/* Check for an inadvertent size of zero bytes */
|
|
|
|
if (!Size)
|
|
{
|
|
_REPORT_ERROR (Module, Line, Component,
|
|
("CmCallocate: Attempt to allocate zero bytes\n"));
|
|
return_VALUE (NULL);
|
|
}
|
|
|
|
|
|
Address = AcpiOsCallocate (Size);
|
|
|
|
if (!Address)
|
|
{
|
|
/* Report allocation error */
|
|
|
|
_REPORT_ERROR (Module, Line, Component,
|
|
("CmCallocate: Could not allocate size 0x%x\n", Size));
|
|
return_VALUE (NULL);
|
|
}
|
|
|
|
#ifdef ACPI_DEBUG
|
|
Status = AcpiCmAddElementToAllocList (Address, Size, MEM_CALLOC, Component,
|
|
Module, Line);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
AcpiOsFree (Address);
|
|
return_PTR (NULL);
|
|
}
|
|
#endif
|
|
|
|
DEBUG_PRINT (TRACE_ALLOCATIONS,
|
|
("CmCallocate: %p Size 0x%x\n", Address, Size));
|
|
|
|
return_PTR (Address);
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* FUNCTION: _CmFree
|
|
*
|
|
* PARAMETERS: Address - Address of the memory to deallocate
|
|
* Component - Component type of caller
|
|
* Module - Source file name of caller
|
|
* Line - Line number of caller
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Frees the memory at Address
|
|
*
|
|
****************************************************************************/
|
|
|
|
void
|
|
_CmFree (
|
|
void *Address,
|
|
UINT32 Component,
|
|
NATIVE_CHAR *Module,
|
|
UINT32 Line)
|
|
{
|
|
FUNCTION_TRACE_PTR ("_CmFree", Address);
|
|
|
|
|
|
if (NULL == Address)
|
|
{
|
|
_REPORT_ERROR (Module, Line, Component,
|
|
("_CmFree: Trying to delete a NULL address\n"));
|
|
|
|
return_VOID;
|
|
}
|
|
|
|
#ifdef ACPI_DEBUG
|
|
AcpiCmDeleteElementFromAllocList (Address, Component, Module, Line);
|
|
#endif
|
|
|
|
AcpiOsFree (Address);
|
|
|
|
DEBUG_PRINT (TRACE_ALLOCATIONS, ("CmFree: %p freed\n", Address));
|
|
|
|
return_VOID;
|
|
}
|
|
|
|
|