924 lines
28 KiB
C
924 lines
28 KiB
C
/*******************************************************************************
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*
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* Module Name: rsaddr - AcpiRsAddress16Resource
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* AcpiRsAddress16Stream
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* AcpiRsAddress32Resource
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* AcpiRsAddress32Stream
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* $Revision: 13 $
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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, 2000, Intel Corp.
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* All rights 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 __RSADDR_C__
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#include "acpi.h"
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#include "acresrc.h"
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#define _COMPONENT RESOURCE_MANAGER
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MODULE_NAME ("rsaddr")
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/*******************************************************************************
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*
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* FUNCTION: AcpiRsAddress16Resource
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*
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* PARAMETERS: ByteStreamBuffer - Pointer to the resource input byte
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* stream
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* BytesConsumed - UINT32 pointer that is filled with
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* the number of bytes consumed from
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* the ByteStreamBuffer
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* OutputBuffer - Pointer to the user's return buffer
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* StructureSize - UINT32 pointer that is filled with
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* the number of bytes in the filled
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* in structure
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*
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* RETURN: Status AE_OK if okay, else a valid ACPI_STATUS code
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*
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* DESCRIPTION: Take the resource byte stream and fill out the appropriate
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* structure pointed to by the OutputBuffer. Return the
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* number of bytes consumed from the byte stream.
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*
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******************************************************************************/
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ACPI_STATUS
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AcpiRsAddress16Resource (
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UINT8 *ByteStreamBuffer,
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UINT32 *BytesConsumed,
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UINT8 **OutputBuffer,
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UINT32 *StructureSize)
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{
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UINT8 *Buffer = ByteStreamBuffer;
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RESOURCE *OutputStruct = (RESOURCE *) * OutputBuffer;
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UINT16 Temp16;
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UINT8 Temp8;
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UINT32 Index;
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UINT32 StructSize = sizeof(ADDRESS16_RESOURCE) +
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RESOURCE_LENGTH_NO_DATA;
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FUNCTION_TRACE ("RsAddress16Resource");
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/*
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* Point past the Descriptor to get the number of bytes consumed
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*/
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Buffer += 1;
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MOVE_UNALIGNED16_TO_16 (&Temp16, Buffer);
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*BytesConsumed = Temp16 + 3;
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OutputStruct->Id = Address16;
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OutputStruct->Length = StructSize;
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/*
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* Get the Resource Type (Byte3)
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*/
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Buffer += 2;
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Temp8 = *Buffer;
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/* Values 0-2 are valid */
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if (Temp8 > 2)
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{
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return_ACPI_STATUS (AE_AML_ERROR);
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}
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OutputStruct->Data.Address16.ResourceType = Temp8 & 0x03;
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/*
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* Get the General Flags (Byte4)
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*/
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Buffer += 1;
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Temp8 = *Buffer;
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/*
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* Producer / Consumer
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*/
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OutputStruct->Data.Address16.ProducerConsumer = Temp8 & 0x01;
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/*
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* Decode
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*/
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OutputStruct->Data.Address16.Decode = (Temp8 >> 1) & 0x01;
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/*
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* Min Address Fixed
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*/
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OutputStruct->Data.Address16.MinAddressFixed = (Temp8 >> 2) & 0x01;
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/*
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* Max Address Fixed
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*/
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OutputStruct->Data.Address16.MaxAddressFixed = (Temp8 >> 3) & 0x01;
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/*
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* Get the Type Specific Flags (Byte5)
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*/
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Buffer += 1;
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Temp8 = *Buffer;
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if (MEMORY_RANGE == OutputStruct->Data.Address16.ResourceType)
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{
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OutputStruct->Data.Address16.Attribute.Memory.ReadWriteAttribute =
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(UINT16) (Temp8 & 0x01);
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OutputStruct->Data.Address16.Attribute.Memory.CacheAttribute =
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(UINT16) ((Temp8 >> 1) & 0x0F);
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}
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else
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{
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if (IO_RANGE == OutputStruct->Data.Address16.ResourceType)
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{
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OutputStruct->Data.Address16.Attribute.Io.RangeAttribute =
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(UINT16) (Temp8 & 0x03);
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}
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else
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{
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/* BUS_NUMBER_RANGE == Address32Data->ResourceType */
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/* Nothing needs to be filled in */
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}
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}
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/*
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* Get Granularity (Bytes 6-7)
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*/
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Buffer += 1;
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MOVE_UNALIGNED16_TO_16 (&OutputStruct->Data.Address16.Granularity,
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Buffer);
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/*
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* Get MinAddressRange (Bytes 8-9)
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*/
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Buffer += 2;
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MOVE_UNALIGNED16_TO_16 (&OutputStruct->Data.Address16.MinAddressRange,
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Buffer);
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/*
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* Get MaxAddressRange (Bytes 10-11)
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*/
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Buffer += 2;
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MOVE_UNALIGNED16_TO_16
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(&OutputStruct->Data.Address16.MaxAddressRange,
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Buffer);
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/*
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* Get AddressTranslationOffset (Bytes 12-13)
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*/
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Buffer += 2;
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MOVE_UNALIGNED16_TO_16
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(&OutputStruct->Data.Address16.AddressTranslationOffset,
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Buffer);
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/*
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* Get AddressLength (Bytes 14-15)
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*/
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Buffer += 2;
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MOVE_UNALIGNED16_TO_16
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(&OutputStruct->Data.Address16.AddressLength,
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Buffer);
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/*
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* Resource Source Index (if present)
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*/
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Buffer += 2;
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/*
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* This will leave us pointing to the Resource Source Index
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* If it is present, then save it off and calculate the
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* pointer to where the null terminated string goes:
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* Each Interrupt takes 32-bits + the 5 bytes of the
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* stream that are default.
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*/
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if (*BytesConsumed > 16)
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{
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/* Dereference the Index */
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Temp8 = *Buffer;
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OutputStruct->Data.Address16.ResourceSourceIndex =
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(UINT32) Temp8;
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/* Point to the String */
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Buffer += 1;
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/* Copy the string into the buffer */
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Index = 0;
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while (0x00 != *Buffer)
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{
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OutputStruct->Data.Address16.ResourceSource[Index] =
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*Buffer;
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Buffer += 1;
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Index += 1;
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}
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/*
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* Add the terminating null
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*/
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OutputStruct->Data.Address16.ResourceSource[Index] = 0x00;
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OutputStruct->Data.Address16.ResourceSourceStringLength =
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Index + 1;
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/*
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* In order for the StructSize to fall on a 32-bit boundry,
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* calculate the length of the string and expand the
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* StructSize to the next 32-bit boundry.
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*/
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Temp8 = (UINT8) (Index + 1);
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StructSize += ROUND_UP_TO_32BITS (Temp8);
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OutputStruct->Length = StructSize;
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}
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else
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{
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OutputStruct->Data.Address16.ResourceSourceIndex = 0x00;
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OutputStruct->Data.Address16.ResourceSourceStringLength = 0;
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OutputStruct->Data.Address16.ResourceSource[0] = 0x00;
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}
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/*
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* Return the final size of the structure
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*/
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*StructureSize = StructSize;
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return_ACPI_STATUS (AE_OK);
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiRsAddress16Stream
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*
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* PARAMETERS: LinkedList - Pointer to the resource linked list
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* OutputBuffer - Pointer to the user's return buffer
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* BytesConsumed - UINT32 pointer that is filled with
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* the number of bytes of the
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* OutputBuffer used
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*
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* RETURN: Status AE_OK if okay, else a valid ACPI_STATUS code
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*
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* DESCRIPTION: Take the linked list resource structure and fills in the
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* the appropriate bytes in a byte stream
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*
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******************************************************************************/
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ACPI_STATUS
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AcpiRsAddress16Stream (
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RESOURCE *LinkedList,
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UINT8 **OutputBuffer,
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UINT32 *BytesConsumed)
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{
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UINT8 *Buffer = *OutputBuffer;
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UINT8 *LengthField;
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UINT8 Temp8;
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NATIVE_CHAR *TempPointer = NULL;
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UINT32 ActualBytes;
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FUNCTION_TRACE ("RsAddress16Stream");
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/*
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* The descriptor field is static
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*/
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*Buffer = 0x88;
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Buffer += 1;
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/*
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* Save a pointer to the Length field - to be filled in later
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*/
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LengthField = Buffer;
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Buffer += 2;
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/*
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* Set the Resource Type (Memory, Io, BusNumber)
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*/
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Temp8 = (UINT8) (LinkedList->Data.Address16.ResourceType & 0x03);
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*Buffer = Temp8;
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Buffer += 1;
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/*
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* Set the general flags
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*/
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Temp8 = (UINT8) (LinkedList->Data.Address16.ProducerConsumer & 0x01);
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Temp8 |= (LinkedList->Data.Address16.Decode & 0x01) << 1;
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Temp8 |= (LinkedList->Data.Address16.MinAddressFixed & 0x01) << 2;
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Temp8 |= (LinkedList->Data.Address16.MaxAddressFixed & 0x01) << 3;
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*Buffer = Temp8;
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Buffer += 1;
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/*
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* Set the type specific flags
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*/
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Temp8 = 0;
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if (MEMORY_RANGE == LinkedList->Data.Address16.ResourceType)
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{
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Temp8 = (UINT8)
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(LinkedList->Data.Address16.Attribute.Memory.ReadWriteAttribute &
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0x01);
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Temp8 |=
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(LinkedList->Data.Address16.Attribute.Memory.CacheAttribute &
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0x0F) << 1;
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}
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else if (IO_RANGE == LinkedList->Data.Address16.ResourceType)
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{
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Temp8 = (UINT8)
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(LinkedList->Data.Address16.Attribute.Io.RangeAttribute &
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0x03);
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}
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*Buffer = Temp8;
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Buffer += 1;
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/*
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* Set the address space granularity
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*/
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MOVE_UNALIGNED16_TO_16 (Buffer,
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&LinkedList->Data.Address16.Granularity);
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Buffer += 2;
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/*
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* Set the address range minimum
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*/
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MOVE_UNALIGNED16_TO_16 (Buffer,
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&LinkedList->Data.Address16.MinAddressRange);
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Buffer += 2;
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/*
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* Set the address range maximum
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*/
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MOVE_UNALIGNED16_TO_16 (Buffer,
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&LinkedList->Data.Address16.MaxAddressRange);
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Buffer += 2;
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/*
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* Set the address translation offset
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*/
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MOVE_UNALIGNED16_TO_16 (Buffer,
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&LinkedList->Data.Address16.AddressTranslationOffset);
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Buffer += 2;
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/*
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* Set the address length
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*/
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MOVE_UNALIGNED16_TO_16 (Buffer,
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&LinkedList->Data.Address16.AddressLength);
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Buffer += 2;
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/*
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* Resource Source Index and Resource Source are optional
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*/
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if (0 != LinkedList->Data.Address16.ResourceSourceStringLength)
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{
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Temp8 = (UINT8) LinkedList->Data.Address16.ResourceSourceIndex;
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*Buffer = Temp8;
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Buffer += 1;
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TempPointer = (NATIVE_CHAR *) Buffer;
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/*
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* Copy the string
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*/
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STRCPY (TempPointer, LinkedList->Data.Address16.ResourceSource);
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/*
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* Buffer needs to be set to the length of the sting + one for the
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* terminating null
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*/
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Buffer += (STRLEN (LinkedList->Data.Address16.ResourceSource) + 1);
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}
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/*
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* Return the number of bytes consumed in this operation
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*/
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ActualBytes = (UINT32) ((NATIVE_UINT) Buffer -
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(NATIVE_UINT) *OutputBuffer);
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*BytesConsumed = ActualBytes;
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/*
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* Set the length field to the number of bytes consumed
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* minus the header size (3 bytes)
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*/
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ActualBytes -= 3;
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MOVE_UNALIGNED16_TO_16 (LengthField, &ActualBytes);
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return_ACPI_STATUS (AE_OK);
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiRsAddress32Resource
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*
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* PARAMETERS: ByteStreamBuffer - Pointer to the resource input byte
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* stream
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* BytesConsumed - UINT32 pointer that is filled with
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* the number of bytes consumed from
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* the ByteStreamBuffer
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* OutputBuffer - Pointer to the user's return buffer
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* StructureSize - UINT32 pointer that is filled with
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* the number of bytes in the filled
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* in structure
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*
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* RETURN: Status AE_OK if okay, else a valid ACPI_STATUS code
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*
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* DESCRIPTION: Take the resource byte stream and fill out the appropriate
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* structure pointed to by the OutputBuffer. Return the
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* number of bytes consumed from the byte stream.
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*
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******************************************************************************/
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ACPI_STATUS
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AcpiRsAddress32Resource (
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UINT8 *ByteStreamBuffer,
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UINT32 *BytesConsumed,
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UINT8 **OutputBuffer,
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UINT32 *StructureSize)
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{
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UINT8 *Buffer;
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RESOURCE *OutputStruct;
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UINT16 Temp16;
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UINT8 Temp8;
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UINT32 StructSize;
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UINT32 Index;
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|
|
|
|
|
FUNCTION_TRACE ("RsAddress32Resource");
|
|
|
|
Buffer = ByteStreamBuffer;
|
|
|
|
OutputStruct = (RESOURCE *) *OutputBuffer;
|
|
|
|
StructSize = sizeof (ADDRESS32_RESOURCE) +
|
|
RESOURCE_LENGTH_NO_DATA;
|
|
|
|
/*
|
|
* Point past the Descriptor to get the number of bytes consumed
|
|
*/
|
|
Buffer += 1;
|
|
MOVE_UNALIGNED16_TO_16 (&Temp16, Buffer);
|
|
|
|
*BytesConsumed = Temp16 + 3;
|
|
|
|
OutputStruct->Id = Address32;
|
|
|
|
/*
|
|
* Get the Resource Type (Byte3)
|
|
*/
|
|
Buffer += 2;
|
|
Temp8 = *Buffer;
|
|
|
|
/* Values 0-2 are valid */
|
|
if(Temp8 > 2)
|
|
{
|
|
return_ACPI_STATUS (AE_AML_ERROR);
|
|
}
|
|
|
|
OutputStruct->Data.Address32.ResourceType = Temp8 & 0x03;
|
|
|
|
/*
|
|
* Get the General Flags (Byte4)
|
|
*/
|
|
Buffer += 1;
|
|
Temp8 = *Buffer;
|
|
|
|
/*
|
|
* Producer / Consumer
|
|
*/
|
|
OutputStruct->Data.Address32.ProducerConsumer = Temp8 & 0x01;
|
|
|
|
/*
|
|
* Decode
|
|
*/
|
|
OutputStruct->Data.Address32.Decode = (Temp8 >> 1) & 0x01;
|
|
|
|
/*
|
|
* Min Address Fixed
|
|
*/
|
|
OutputStruct->Data.Address32.MinAddressFixed = (Temp8 >> 2) & 0x01;
|
|
|
|
/*
|
|
* Max Address Fixed
|
|
*/
|
|
OutputStruct->Data.Address32.MaxAddressFixed = (Temp8 >> 3) & 0x01;
|
|
|
|
/*
|
|
* Get the Type Specific Flags (Byte5)
|
|
*/
|
|
Buffer += 1;
|
|
Temp8 = *Buffer;
|
|
|
|
if (MEMORY_RANGE == OutputStruct->Data.Address32.ResourceType)
|
|
{
|
|
OutputStruct->Data.Address32.Attribute.Memory.ReadWriteAttribute =
|
|
(UINT16) (Temp8 & 0x01);
|
|
|
|
OutputStruct->Data.Address32.Attribute.Memory.CacheAttribute =
|
|
(UINT16) ((Temp8 >> 1) & 0x0F);
|
|
}
|
|
|
|
else
|
|
{
|
|
if (IO_RANGE == OutputStruct->Data.Address32.ResourceType)
|
|
{
|
|
OutputStruct->Data.Address32.Attribute.Io.RangeAttribute =
|
|
(UINT16) (Temp8 & 0x03);
|
|
}
|
|
|
|
else
|
|
{
|
|
/* BUS_NUMBER_RANGE == OutputStruct->Data.Address32.ResourceType */
|
|
/* Nothing needs to be filled in */
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Get Granularity (Bytes 6-9)
|
|
*/
|
|
Buffer += 1;
|
|
MOVE_UNALIGNED32_TO_32 (&OutputStruct->Data.Address32.Granularity,
|
|
Buffer);
|
|
|
|
/*
|
|
* Get MinAddressRange (Bytes 10-13)
|
|
*/
|
|
Buffer += 4;
|
|
MOVE_UNALIGNED32_TO_32 (&OutputStruct->Data.Address32.MinAddressRange,
|
|
Buffer);
|
|
|
|
/*
|
|
* Get MaxAddressRange (Bytes 14-17)
|
|
*/
|
|
Buffer += 4;
|
|
MOVE_UNALIGNED32_TO_32 (&OutputStruct->Data.Address32.MaxAddressRange,
|
|
Buffer);
|
|
|
|
/*
|
|
* Get AddressTranslationOffset (Bytes 18-21)
|
|
*/
|
|
Buffer += 4;
|
|
MOVE_UNALIGNED32_TO_32
|
|
(&OutputStruct->Data.Address32.AddressTranslationOffset,
|
|
Buffer);
|
|
|
|
/*
|
|
* Get AddressLength (Bytes 22-25)
|
|
*/
|
|
Buffer += 4;
|
|
MOVE_UNALIGNED32_TO_32 (&OutputStruct->Data.Address32.AddressLength,
|
|
Buffer);
|
|
|
|
/*
|
|
* Resource Source Index (if present)
|
|
*/
|
|
Buffer += 4;
|
|
|
|
/*
|
|
* This will leave us pointing to the Resource Source Index
|
|
* If it is present, then save it off and calculate the
|
|
* pointer to where the null terminated string goes:
|
|
* Each Interrupt takes 32-bits + the 5 bytes of the
|
|
* stream that are default.
|
|
*/
|
|
if (*BytesConsumed > 26)
|
|
{
|
|
/* Dereference the Index */
|
|
|
|
Temp8 = *Buffer;
|
|
OutputStruct->Data.Address32.ResourceSourceIndex = (UINT32)Temp8;
|
|
|
|
/* Point to the String */
|
|
|
|
Buffer += 1;
|
|
|
|
/* Copy the string into the buffer */
|
|
|
|
Index = 0;
|
|
|
|
while (0x00 != *Buffer)
|
|
{
|
|
OutputStruct->Data.Address32.ResourceSource[Index] = *Buffer;
|
|
Buffer += 1;
|
|
Index += 1;
|
|
}
|
|
|
|
/*
|
|
* Add the terminating null
|
|
*/
|
|
OutputStruct->Data.Address32.ResourceSource[Index] = 0x00;
|
|
|
|
OutputStruct->Data.Address32.ResourceSourceStringLength = Index + 1;
|
|
|
|
/*
|
|
* In order for the StructSize to fall on a 32-bit boundry,
|
|
* calculate the length of the string and expand the
|
|
* StructSize to the next 32-bit boundry.
|
|
*/
|
|
Temp8 = (UINT8) (Index + 1);
|
|
StructSize += ROUND_UP_TO_32BITS (Temp8);
|
|
}
|
|
|
|
else
|
|
{
|
|
OutputStruct->Data.Address32.ResourceSourceIndex = 0x00;
|
|
OutputStruct->Data.Address32.ResourceSourceStringLength = 0;
|
|
OutputStruct->Data.Address32.ResourceSource[0] = 0x00;
|
|
}
|
|
|
|
/*
|
|
* Set the Length parameter
|
|
*/
|
|
OutputStruct->Length = StructSize;
|
|
|
|
/*
|
|
* Return the final size of the structure
|
|
*/
|
|
*StructureSize = StructSize;
|
|
|
|
return_ACPI_STATUS (AE_OK);
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiRsAddress32Stream
|
|
*
|
|
* PARAMETERS: LinkedList - Pointer to the resource linked list
|
|
* OutputBuffer - Pointer to the user's return buffer
|
|
* BytesConsumed - UINT32 pointer that is filled with
|
|
* the number of bytes of the
|
|
* OutputBuffer used
|
|
*
|
|
* RETURN: Status AE_OK if okay, else a valid ACPI_STATUS code
|
|
*
|
|
* DESCRIPTION: Take the linked list resource structure and fills in the
|
|
* the appropriate bytes in a byte stream
|
|
*
|
|
******************************************************************************/
|
|
|
|
ACPI_STATUS
|
|
AcpiRsAddress32Stream (
|
|
RESOURCE *LinkedList,
|
|
UINT8 **OutputBuffer,
|
|
UINT32 *BytesConsumed)
|
|
{
|
|
UINT8 *Buffer;
|
|
UINT16 *LengthField;
|
|
UINT8 Temp8;
|
|
NATIVE_CHAR *TempPointer;
|
|
|
|
|
|
FUNCTION_TRACE ("RsAddress32Stream");
|
|
|
|
Buffer = *OutputBuffer;
|
|
|
|
/*
|
|
* The descriptor field is static
|
|
*/
|
|
*Buffer = 0x87;
|
|
Buffer += 1;
|
|
|
|
/*
|
|
* Set a pointer to the Length field - to be filled in later
|
|
*/
|
|
|
|
LengthField = (UINT16 *)Buffer;
|
|
Buffer += 2;
|
|
|
|
/*
|
|
* Set the Resource Type (Memory, Io, BusNumber)
|
|
*/
|
|
Temp8 = (UINT8) (LinkedList->Data.Address32.ResourceType & 0x03);
|
|
|
|
*Buffer = Temp8;
|
|
Buffer += 1;
|
|
|
|
/*
|
|
* Set the general flags
|
|
*/
|
|
Temp8 = (UINT8) (LinkedList->Data.Address32.ProducerConsumer & 0x01);
|
|
Temp8 |= (LinkedList->Data.Address32.Decode & 0x01) << 1;
|
|
Temp8 |= (LinkedList->Data.Address32.MinAddressFixed & 0x01) << 2;
|
|
Temp8 |= (LinkedList->Data.Address32.MaxAddressFixed & 0x01) << 3;
|
|
|
|
*Buffer = Temp8;
|
|
Buffer += 1;
|
|
|
|
/*
|
|
* Set the type specific flags
|
|
*/
|
|
Temp8 = 0;
|
|
|
|
if(MEMORY_RANGE == LinkedList->Data.Address32.ResourceType)
|
|
{
|
|
Temp8 = (UINT8)
|
|
(LinkedList->Data.Address32.Attribute.Memory.ReadWriteAttribute &
|
|
0x01);
|
|
|
|
Temp8 |=
|
|
(LinkedList->Data.Address32.Attribute.Memory.CacheAttribute &
|
|
0x0F) << 1;
|
|
}
|
|
|
|
else if (IO_RANGE == LinkedList->Data.Address32.ResourceType)
|
|
{
|
|
Temp8 = (UINT8)
|
|
(LinkedList->Data.Address32.Attribute.Io.RangeAttribute &
|
|
0x03);
|
|
}
|
|
|
|
*Buffer = Temp8;
|
|
Buffer += 1;
|
|
|
|
/*
|
|
* Set the address space granularity
|
|
*/
|
|
MOVE_UNALIGNED32_TO_32 (Buffer,
|
|
&LinkedList->Data.Address32.Granularity);
|
|
Buffer += 4;
|
|
|
|
/*
|
|
* Set the address range minimum
|
|
*/
|
|
MOVE_UNALIGNED32_TO_32 (Buffer,
|
|
&LinkedList->Data.Address32.MinAddressRange);
|
|
Buffer += 4;
|
|
|
|
/*
|
|
* Set the address range maximum
|
|
*/
|
|
MOVE_UNALIGNED32_TO_32 (Buffer,
|
|
&LinkedList->Data.Address32.MaxAddressRange);
|
|
Buffer += 4;
|
|
|
|
/*
|
|
* Set the address translation offset
|
|
*/
|
|
MOVE_UNALIGNED32_TO_32 (Buffer,
|
|
&LinkedList->Data.Address32.AddressTranslationOffset);
|
|
Buffer += 4;
|
|
|
|
/*
|
|
* Set the address length
|
|
*/
|
|
MOVE_UNALIGNED32_TO_32 (Buffer,
|
|
&LinkedList->Data.Address32.AddressLength);
|
|
Buffer += 4;
|
|
|
|
/*
|
|
* Resource Source Index and Resource Source are optional
|
|
*/
|
|
if (0 != LinkedList->Data.Address32.ResourceSourceStringLength)
|
|
{
|
|
Temp8 = (UINT8) LinkedList->Data.Address32.ResourceSourceIndex;
|
|
|
|
*Buffer = Temp8;
|
|
Buffer += 1;
|
|
|
|
TempPointer = (NATIVE_CHAR *) Buffer;
|
|
|
|
/*
|
|
* Copy the string
|
|
*/
|
|
STRCPY (TempPointer, LinkedList->Data.Address32.ResourceSource);
|
|
|
|
/*
|
|
* Buffer needs to be set to the length of the sting + one for the
|
|
* terminating null
|
|
*/
|
|
Buffer += (STRLEN (LinkedList->Data.Address32.ResourceSource) + 1);
|
|
}
|
|
|
|
/*
|
|
* Return the number of bytes consumed in this operation
|
|
*/
|
|
*BytesConsumed = (UINT32) ((NATIVE_UINT) Buffer -
|
|
(NATIVE_UINT) *OutputBuffer);
|
|
|
|
/*
|
|
* Set the length field to the number of bytes consumed
|
|
* minus the header size (3 bytes)
|
|
*/
|
|
*LengthField = (UINT16) (*BytesConsumed - 3);
|
|
|
|
return_ACPI_STATUS (AE_OK);
|
|
}
|
|
|