2000-10-28 05:01:06 +00:00
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/*******************************************************************************
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*
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2001-05-29 19:52:40 +00:00
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* Module Name: rslist - Linked list utilities
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2000-10-28 05:01:06 +00:00
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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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2010-01-21 20:56:18 +00:00
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* Some or all of this work - Copyright (c) 1999 - 2010, Intel Corp.
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2000-12-21 06:56:46 +00:00
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* All rights reserved.
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2000-10-28 05:01:06 +00:00
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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 __RSLIST_C__
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2009-06-01 19:24:26 +00:00
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#include "acpi.h"
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2009-06-01 21:02:40 +00:00
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#include "accommon.h"
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2009-06-01 19:24:26 +00:00
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#include "acresrc.h"
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2000-10-28 05:01:06 +00:00
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2001-05-29 19:52:40 +00:00
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#define _COMPONENT ACPI_RESOURCES
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2002-02-23 05:10:40 +00:00
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ACPI_MODULE_NAME ("rslist")
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2000-10-28 05:01:06 +00:00
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2005-11-01 22:11:18 +00:00
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/*******************************************************************************
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*
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* FUNCTION: AcpiRsConvertAmlToResources
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*
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2007-03-22 17:24:05 +00:00
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* PARAMETERS: ACPI_WALK_AML_CALLBACK
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* ResourcePtr - Pointer to the buffer that will
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* contain the output structures
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2000-10-28 05:01:06 +00:00
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*
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2001-05-29 19:52:40 +00:00
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* RETURN: Status
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2000-10-28 05:01:06 +00:00
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*
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2007-03-22 17:24:05 +00:00
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* DESCRIPTION: Convert an AML resource to an internal representation of the
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* resource that is aligned and easier to access.
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2000-10-28 05:01:06 +00:00
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*
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******************************************************************************/
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ACPI_STATUS
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2005-11-01 22:11:18 +00:00
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AcpiRsConvertAmlToResources (
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2007-03-22 17:24:05 +00:00
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UINT8 *Aml,
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UINT32 Length,
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UINT32 Offset,
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UINT8 ResourceIndex,
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void *Context)
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2000-10-28 05:01:06 +00:00
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{
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2007-03-22 17:24:05 +00:00
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ACPI_RESOURCE **ResourcePtr = ACPI_CAST_INDIRECT_PTR (
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ACPI_RESOURCE, Context);
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2002-02-23 05:10:40 +00:00
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ACPI_RESOURCE *Resource;
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2007-03-22 17:24:05 +00:00
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ACPI_STATUS Status;
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2000-10-28 05:01:06 +00:00
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2007-03-22 17:24:05 +00:00
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ACPI_FUNCTION_TRACE (RsConvertAmlToResources);
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2005-11-01 22:11:18 +00:00
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2007-03-22 17:24:05 +00:00
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/*
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* Check that the input buffer and all subsequent pointers into it
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* are aligned on a native word boundary. Most important on IA64
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*/
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Resource = *ResourcePtr;
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if (ACPI_IS_MISALIGNED (Resource))
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2000-10-28 05:01:06 +00:00
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{
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2007-03-22 17:24:05 +00:00
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ACPI_WARNING ((AE_INFO,
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"Misaligned resource pointer %p", Resource));
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}
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2005-11-01 22:11:18 +00:00
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2007-03-22 17:24:05 +00:00
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/* Convert the AML byte stream resource to a local resource struct */
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2005-11-01 22:11:18 +00:00
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2007-03-22 17:24:05 +00:00
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Status = AcpiRsConvertAmlToResource (
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Resource, ACPI_CAST_PTR (AML_RESOURCE, Aml),
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AcpiGbl_GetResourceDispatch[ResourceIndex]);
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if (ACPI_FAILURE (Status))
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{
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ACPI_EXCEPTION ((AE_INFO, Status,
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2010-03-05 19:58:45 +00:00
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"Could not convert AML resource (Type 0x%X)", *Aml));
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2007-03-22 17:24:05 +00:00
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return_ACPI_STATUS (Status);
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2000-10-28 05:01:06 +00:00
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}
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2007-03-22 17:24:05 +00:00
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ACPI_DEBUG_PRINT ((ACPI_DB_RESOURCES,
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"Type %.2X, AmlLength %.2X InternalLength %.2X\n",
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AcpiUtGetResourceType (Aml), Length,
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Resource->Length));
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2005-11-01 22:11:18 +00:00
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2007-03-22 17:24:05 +00:00
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/* Point to the next structure in the output buffer */
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*ResourcePtr = ACPI_ADD_PTR (void, Resource, Resource->Length);
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return_ACPI_STATUS (AE_OK);
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2000-10-28 05:01:06 +00:00
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}
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/*******************************************************************************
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*
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2005-11-01 22:11:18 +00:00
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* FUNCTION: AcpiRsConvertResourcesToAml
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2000-10-28 05:01:06 +00:00
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*
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2005-11-01 22:11:18 +00:00
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* PARAMETERS: Resource - Pointer to the resource linked list
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* AmlSizeNeeded - Calculated size of the byte stream
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* needed from calling AcpiRsGetAmlLength()
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* The size of the OutputBuffer is
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* guaranteed to be >= AmlSizeNeeded
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* OutputBuffer - Pointer to the buffer that will
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* contain the byte stream
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2000-10-28 05:01:06 +00:00
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*
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2001-05-29 19:52:40 +00:00
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* RETURN: Status
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2000-10-28 05:01:06 +00:00
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*
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* DESCRIPTION: Takes the resource linked list and parses it, creating a
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* byte stream of resources in the caller's output buffer
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*
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******************************************************************************/
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ACPI_STATUS
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2005-11-01 22:11:18 +00:00
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AcpiRsConvertResourcesToAml (
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ACPI_RESOURCE *Resource,
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ACPI_SIZE AmlSizeNeeded,
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2002-02-23 05:10:40 +00:00
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UINT8 *OutputBuffer)
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2000-10-28 05:01:06 +00:00
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{
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2007-03-22 17:24:05 +00:00
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UINT8 *Aml = OutputBuffer;
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UINT8 *EndAml = OutputBuffer + AmlSizeNeeded;
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2000-10-28 05:01:06 +00:00
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ACPI_STATUS Status;
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2007-03-22 17:24:05 +00:00
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ACPI_FUNCTION_TRACE (RsConvertResourcesToAml);
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2000-10-28 05:01:06 +00:00
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2001-09-07 01:22:25 +00:00
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2005-11-01 22:11:18 +00:00
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/* Walk the resource descriptor list, convert each descriptor */
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2007-03-22 17:24:05 +00:00
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while (Aml < EndAml)
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2000-10-28 05:01:06 +00:00
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{
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2007-03-22 17:24:05 +00:00
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/* Validate the (internal) Resource Type */
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2005-11-01 22:11:18 +00:00
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if (Resource->Type > ACPI_RESOURCE_TYPE_MAX)
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2000-10-28 05:01:06 +00:00
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{
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2007-03-22 17:24:05 +00:00
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ACPI_ERROR ((AE_INFO,
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2010-03-05 19:58:45 +00:00
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"Invalid descriptor type (0x%X) in resource list",
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2005-11-01 22:11:18 +00:00
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Resource->Type));
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return_ACPI_STATUS (AE_BAD_DATA);
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}
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2000-10-28 05:01:06 +00:00
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2005-11-01 22:11:18 +00:00
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/* Perform the conversion */
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Status = AcpiRsConvertResourceToAml (Resource,
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2007-03-22 17:24:05 +00:00
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ACPI_CAST_PTR (AML_RESOURCE, Aml),
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2005-11-01 22:11:18 +00:00
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AcpiGbl_SetResourceDispatch[Resource->Type]);
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2002-02-23 05:10:40 +00:00
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if (ACPI_FAILURE (Status))
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2001-05-29 19:52:40 +00:00
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{
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2007-03-22 17:24:05 +00:00
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ACPI_EXCEPTION ((AE_INFO, Status,
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2010-03-05 19:58:45 +00:00
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"Could not convert resource (type 0x%X) to AML",
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2007-03-22 17:24:05 +00:00
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Resource->Type));
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2001-05-29 19:52:40 +00:00
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return_ACPI_STATUS (Status);
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}
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2005-11-01 22:11:18 +00:00
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/* Perform final sanity check on the new AML resource descriptor */
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2007-03-22 17:24:05 +00:00
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Status = AcpiUtValidateResource (
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ACPI_CAST_PTR (AML_RESOURCE, Aml), NULL);
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2005-11-01 22:11:18 +00:00
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if (ACPI_FAILURE (Status))
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{
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return_ACPI_STATUS (Status);
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}
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/* Check for end-of-list, normal exit */
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if (Resource->Type == ACPI_RESOURCE_TYPE_END_TAG)
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{
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/* An End Tag indicates the end of the input Resource Template */
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return_ACPI_STATUS (AE_OK);
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}
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2000-10-28 05:01:06 +00:00
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/*
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2005-11-01 22:11:18 +00:00
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* Extract the total length of the new descriptor and set the
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2007-03-22 17:24:05 +00:00
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* Aml to point to the next (output) resource descriptor
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2000-10-28 05:01:06 +00:00
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*/
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2007-03-22 17:24:05 +00:00
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Aml += AcpiUtGetDescriptorLength (Aml);
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2005-11-01 22:11:18 +00:00
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/* Point to the next input resource descriptor */
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2007-03-22 17:24:05 +00:00
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Resource = ACPI_ADD_PTR (ACPI_RESOURCE, Resource, Resource->Length);
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2000-10-28 05:01:06 +00:00
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}
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2005-11-01 22:11:18 +00:00
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/* Completed buffer, but did not find an EndTag resource descriptor */
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return_ACPI_STATUS (AE_AML_NO_RESOURCE_END_TAG);
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2000-10-28 05:01:06 +00:00
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}
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