mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-25 11:37:56 +00:00
926328c406
is Intel's reference implementation of the core operating-system ACPI support. (This import is on the vendor branch.)
637 lines
20 KiB
C
637 lines
20 KiB
C
/*******************************************************************************
|
|
*
|
|
* Module Name: rsio - AcpiRsIoResource
|
|
* AcpiRsFixedIoResource
|
|
* AcpiRsIoStream
|
|
* AcpiRsFixedIoStream
|
|
* AcpiRsDmaResource
|
|
* AcpiRsDmaStream
|
|
* $Revision: 9 $
|
|
*
|
|
******************************************************************************/
|
|
|
|
/******************************************************************************
|
|
*
|
|
* 1. Copyright Notice
|
|
*
|
|
* Some or all of this work - Copyright (c) 1999, Intel Corp. All rights
|
|
* reserved.
|
|
*
|
|
* 2. License
|
|
*
|
|
* 2.1. This is your license from Intel Corp. under its intellectual property
|
|
* rights. You may have additional license terms from the party that provided
|
|
* you this software, covering your right to use that party's intellectual
|
|
* property rights.
|
|
*
|
|
* 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
|
|
* copy of the source code appearing in this file ("Covered Code") an
|
|
* irrevocable, perpetual, worldwide license under Intel's copyrights in the
|
|
* base code distributed originally by Intel ("Original Intel Code") to copy,
|
|
* make derivatives, distribute, use and display any portion of the Covered
|
|
* Code in any form, with the right to sublicense such rights; and
|
|
*
|
|
* 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
|
|
* license (with the right to sublicense), under only those claims of Intel
|
|
* patents that are infringed by the Original Intel Code, to make, use, sell,
|
|
* offer to sell, and import the Covered Code and derivative works thereof
|
|
* solely to the minimum extent necessary to exercise the above copyright
|
|
* license, and in no event shall the patent license extend to any additions
|
|
* to or modifications of the Original Intel Code. No other license or right
|
|
* is granted directly or by implication, estoppel or otherwise;
|
|
*
|
|
* The above copyright and patent license is granted only if the following
|
|
* conditions are met:
|
|
*
|
|
* 3. Conditions
|
|
*
|
|
* 3.1. Redistribution of Source with Rights to Further Distribute Source.
|
|
* Redistribution of source code of any substantial portion of the Covered
|
|
* Code or modification with rights to further distribute source must include
|
|
* the above Copyright Notice, the above License, this list of Conditions,
|
|
* and the following Disclaimer and Export Compliance provision. In addition,
|
|
* Licensee must cause all Covered Code to which Licensee contributes to
|
|
* contain a file documenting the changes Licensee made to create that Covered
|
|
* Code and the date of any change. Licensee must include in that file the
|
|
* documentation of any changes made by any predecessor Licensee. Licensee
|
|
* must include a prominent statement that the modification is derived,
|
|
* directly or indirectly, from Original Intel Code.
|
|
*
|
|
* 3.2. Redistribution of Source with no Rights to Further Distribute Source.
|
|
* Redistribution of source code of any substantial portion of the Covered
|
|
* Code or modification without rights to further distribute source must
|
|
* include the following Disclaimer and Export Compliance provision in the
|
|
* documentation and/or other materials provided with distribution. In
|
|
* addition, Licensee may not authorize further sublicense of source of any
|
|
* portion of the Covered Code, and must include terms to the effect that the
|
|
* license from Licensee to its licensee is limited to the intellectual
|
|
* property embodied in the software Licensee provides to its licensee, and
|
|
* not to intellectual property embodied in modifications its licensee may
|
|
* make.
|
|
*
|
|
* 3.3. Redistribution of Executable. Redistribution in executable form of any
|
|
* substantial portion of the Covered Code or modification must reproduce the
|
|
* above Copyright Notice, and the following Disclaimer and Export Compliance
|
|
* provision in the documentation and/or other materials provided with the
|
|
* distribution.
|
|
*
|
|
* 3.4. Intel retains all right, title, and interest in and to the Original
|
|
* Intel Code.
|
|
*
|
|
* 3.5. Neither the name Intel nor any other trademark owned or controlled by
|
|
* Intel shall be used in advertising or otherwise to promote the sale, use or
|
|
* other dealings in products derived from or relating to the Covered Code
|
|
* without prior written authorization from Intel.
|
|
*
|
|
* 4. Disclaimer and Export Compliance
|
|
*
|
|
* 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
|
|
* HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
|
|
* IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
|
|
* INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
|
|
* UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
|
|
* PARTICULAR PURPOSE.
|
|
*
|
|
* 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
|
|
* OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
|
|
* COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
|
|
* SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
|
|
* CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
|
|
* HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
|
|
* SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
|
|
* LIMITED REMEDY.
|
|
*
|
|
* 4.3. Licensee shall not export, either directly or indirectly, any of this
|
|
* software or system incorporating such software without first obtaining any
|
|
* required license or other approval from the U. S. Department of Commerce or
|
|
* any other agency or department of the United States Government. In the
|
|
* event Licensee exports any such software from the United States or
|
|
* re-exports any such software from a foreign destination, Licensee shall
|
|
* ensure that the distribution and export/re-export of the software is in
|
|
* compliance with all laws, regulations, orders, or other restrictions of the
|
|
* U.S. Export Administration Regulations. Licensee agrees that neither it nor
|
|
* any of its subsidiaries will export/re-export any technical data, process,
|
|
* software, or service, directly or indirectly, to any country for which the
|
|
* United States government or any agency thereof requires an export license,
|
|
* other governmental approval, or letter of assurance, without first obtaining
|
|
* such license, approval or letter.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
#define __RSIO_C__
|
|
|
|
#include "acpi.h"
|
|
|
|
#define _COMPONENT RESOURCE_MANAGER
|
|
MODULE_NAME ("rsio")
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiRsIoResource
|
|
*
|
|
* PARAMETERS: ByteStreamBuffer - Pointer to the resource input byte
|
|
* stream
|
|
* BytesConsumed - UINT32 pointer that is filled with
|
|
* the number of bytes consumed from
|
|
* the ByteStreamBuffer
|
|
* OutputBuffer - Pointer to the user's return buffer
|
|
* StructureSize - UINT32 pointer that is filled with
|
|
* the number of bytes in the filled
|
|
* in structure
|
|
*
|
|
* RETURN: Status AE_OK if okay, else a valid ACPI_STATUS code
|
|
*
|
|
* DESCRIPTION: Take the resource byte stream and fill out the appropriate
|
|
* structure pointed to by the OutputBuffer. Return the
|
|
* number of bytes consumed from the byte stream.
|
|
*
|
|
******************************************************************************/
|
|
|
|
ACPI_STATUS
|
|
AcpiRsIoResource (
|
|
UINT8 *ByteStreamBuffer,
|
|
UINT32 *BytesConsumed,
|
|
UINT8 **OutputBuffer,
|
|
UINT32 *StructureSize)
|
|
{
|
|
UINT8 *Buffer = ByteStreamBuffer;
|
|
RESOURCE *OutputStruct = (RESOURCE *) * OutputBuffer;
|
|
UINT16 Temp16 = 0;
|
|
UINT8 Temp8 = 0;
|
|
UINT32 StructSize = sizeof (IO_RESOURCE) +
|
|
RESOURCE_LENGTH_NO_DATA;
|
|
|
|
|
|
FUNCTION_TRACE ("RsIoResource");
|
|
|
|
/*
|
|
* The number of bytes consumed are Constant
|
|
*/
|
|
*BytesConsumed = 8;
|
|
|
|
OutputStruct->Id = Io;
|
|
|
|
/*
|
|
* Check Decode
|
|
*/
|
|
Buffer += 1;
|
|
Temp8 = *Buffer;
|
|
|
|
OutputStruct->Data.Io.IoDecode = Temp8 & 0x01;
|
|
|
|
/*
|
|
* Check MinBase Address
|
|
*/
|
|
Buffer += 1;
|
|
MOVE_UNALIGNED16_TO_16 (&Temp16, Buffer);
|
|
|
|
OutputStruct->Data.Io.MinBaseAddress = Temp16;
|
|
|
|
/*
|
|
* Check MaxBase Address
|
|
*/
|
|
Buffer += 2;
|
|
MOVE_UNALIGNED16_TO_16 (&Temp16, Buffer);
|
|
|
|
OutputStruct->Data.Io.MaxBaseAddress = Temp16;
|
|
|
|
/*
|
|
* Check Base alignment
|
|
*/
|
|
Buffer += 2;
|
|
Temp8 = *Buffer;
|
|
|
|
OutputStruct->Data.Io.Alignment = Temp8;
|
|
|
|
/*
|
|
* Check RangeLength
|
|
*/
|
|
Buffer += 1;
|
|
Temp8 = *Buffer;
|
|
|
|
OutputStruct->Data.Io.RangeLength = Temp8;
|
|
|
|
/*
|
|
* Set the Length parameter
|
|
*/
|
|
OutputStruct->Length = StructSize;
|
|
|
|
/*
|
|
* Return the final size of the structure
|
|
*/
|
|
*StructureSize = StructSize;
|
|
|
|
return_ACPI_STATUS (AE_OK);
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiRsFixedIoResource
|
|
*
|
|
* PARAMETERS: ByteStreamBuffer - Pointer to the resource input byte
|
|
* stream
|
|
* BytesConsumed - UINT32 pointer that is filled with
|
|
* the number of bytes consumed from
|
|
* the ByteStreamBuffer
|
|
* OutputBuffer - Pointer to the user's return buffer
|
|
* StructureSize - UINT32 pointer that is filled with
|
|
* the number of bytes in the filled
|
|
* in structure
|
|
*
|
|
* RETURN: Status AE_OK if okay, else a valid ACPI_STATUS code
|
|
*
|
|
* DESCRIPTION: Take the resource byte stream and fill out the appropriate
|
|
* structure pointed to by the OutputBuffer. Return the
|
|
* number of bytes consumed from the byte stream.
|
|
*
|
|
******************************************************************************/
|
|
|
|
ACPI_STATUS
|
|
AcpiRsFixedIoResource (
|
|
UINT8 *ByteStreamBuffer,
|
|
UINT32 *BytesConsumed,
|
|
UINT8 **OutputBuffer,
|
|
UINT32 *StructureSize)
|
|
{
|
|
UINT8 *Buffer = ByteStreamBuffer;
|
|
RESOURCE *OutputStruct = (RESOURCE *) * OutputBuffer;
|
|
UINT16 Temp16 = 0;
|
|
UINT8 Temp8 = 0;
|
|
UINT32 StructSize = sizeof (FIXED_IO_RESOURCE) +
|
|
RESOURCE_LENGTH_NO_DATA;
|
|
|
|
|
|
FUNCTION_TRACE ("RsFixedIoResource");
|
|
|
|
/*
|
|
* The number of bytes consumed are Constant
|
|
*/
|
|
*BytesConsumed = 4;
|
|
|
|
OutputStruct->Id = FixedIo;
|
|
|
|
/*
|
|
* Check Range Base Address
|
|
*/
|
|
Buffer += 1;
|
|
MOVE_UNALIGNED16_TO_16 (&Temp16, Buffer);
|
|
|
|
OutputStruct->Data.FixedIo.BaseAddress = Temp16;
|
|
|
|
/*
|
|
* Check RangeLength
|
|
*/
|
|
Buffer += 2;
|
|
Temp8 = *Buffer;
|
|
|
|
OutputStruct->Data.FixedIo.RangeLength = Temp8;
|
|
|
|
/*
|
|
* Set the Length parameter
|
|
*/
|
|
OutputStruct->Length = StructSize;
|
|
|
|
/*
|
|
* Return the final size of the structure
|
|
*/
|
|
*StructureSize = StructSize;
|
|
|
|
return_ACPI_STATUS (AE_OK);
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiRsIoStream
|
|
*
|
|
* 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
|
|
AcpiRsIoStream (
|
|
RESOURCE *LinkedList,
|
|
UINT8 **OutputBuffer,
|
|
UINT32 *BytesConsumed)
|
|
{
|
|
UINT8 *Buffer = *OutputBuffer;
|
|
UINT16 Temp16 = 0;
|
|
UINT8 Temp8 = 0;
|
|
|
|
|
|
FUNCTION_TRACE ("RsIoStream");
|
|
|
|
/*
|
|
* The descriptor field is static
|
|
*/
|
|
*Buffer = 0x47;
|
|
Buffer += 1;
|
|
|
|
/*
|
|
* Io Information Byte
|
|
*/
|
|
Temp8 = (UINT8) (LinkedList->Data.Io.IoDecode & 0x01);
|
|
|
|
*Buffer = Temp8;
|
|
Buffer += 1;
|
|
|
|
/*
|
|
* Set the Range minimum base address
|
|
*/
|
|
Temp16 = (UINT16) LinkedList->Data.Io.MinBaseAddress;
|
|
|
|
MOVE_UNALIGNED16_TO_16 (Buffer, &Temp16);
|
|
Buffer += 2;
|
|
|
|
/*
|
|
* Set the Range maximum base address
|
|
*/
|
|
Temp16 = (UINT16) LinkedList->Data.Io.MaxBaseAddress;
|
|
|
|
MOVE_UNALIGNED16_TO_16 (Buffer, &Temp16);
|
|
Buffer += 2;
|
|
|
|
/*
|
|
* Set the base alignment
|
|
*/
|
|
Temp8 = (UINT8) LinkedList->Data.Io.Alignment;
|
|
|
|
*Buffer = Temp8;
|
|
Buffer += 1;
|
|
|
|
/*
|
|
* Set the range length
|
|
*/
|
|
Temp8 = (UINT8) LinkedList->Data.Io.RangeLength;
|
|
|
|
*Buffer = Temp8;
|
|
Buffer += 1;
|
|
|
|
/*
|
|
* Return the number of bytes consumed in this operation
|
|
*/
|
|
*BytesConsumed = (UINT32) ((NATIVE_UINT) Buffer -
|
|
(NATIVE_UINT) *OutputBuffer);
|
|
|
|
return_ACPI_STATUS (AE_OK);
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiRsFixedIoStream
|
|
*
|
|
* 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
|
|
AcpiRsFixedIoStream (
|
|
RESOURCE *LinkedList,
|
|
UINT8 **OutputBuffer,
|
|
UINT32 *BytesConsumed)
|
|
{
|
|
UINT8 *Buffer = *OutputBuffer;
|
|
UINT16 Temp16 = 0;
|
|
UINT8 Temp8 = 0;
|
|
|
|
|
|
FUNCTION_TRACE ("RsFixedIoStream");
|
|
|
|
/*
|
|
* The descriptor field is static
|
|
*/
|
|
*Buffer = 0x4B;
|
|
|
|
Buffer += 1;
|
|
|
|
/*
|
|
* Set the Range base address
|
|
*/
|
|
Temp16 = (UINT16) LinkedList->Data.FixedIo.BaseAddress;
|
|
|
|
MOVE_UNALIGNED16_TO_16 (Buffer, &Temp16);
|
|
Buffer += 2;
|
|
|
|
/*
|
|
* Set the range length
|
|
*/
|
|
Temp8 = (UINT8) LinkedList->Data.FixedIo.RangeLength;
|
|
|
|
*Buffer = Temp8;
|
|
Buffer += 1;
|
|
|
|
/*
|
|
* Return the number of bytes consumed in this operation
|
|
*/
|
|
*BytesConsumed = (UINT32) ((NATIVE_UINT) Buffer -
|
|
(NATIVE_UINT) *OutputBuffer);
|
|
|
|
return_ACPI_STATUS (AE_OK);
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiRsDmaResource
|
|
*
|
|
* PARAMETERS: ByteStreamBuffer - Pointer to the resource input byte
|
|
* stream
|
|
* BytesConsumed - UINT32 pointer that is filled with
|
|
* the number of bytes consumed from
|
|
* the ByteStreamBuffer
|
|
* OutputBuffer - Pointer to the user's return buffer
|
|
* StructureSize - UINT32 pointer that is filled with
|
|
* the number of bytes in the filled
|
|
* in structure
|
|
*
|
|
* RETURN: Status AE_OK if okay, else a valid ACPI_STATUS code
|
|
*
|
|
* DESCRIPTION: Take the resource byte stream and fill out the appropriate
|
|
* structure pointed to by the OutputBuffer. Return the
|
|
* number of bytes consumed from the byte stream.
|
|
*
|
|
******************************************************************************/
|
|
|
|
ACPI_STATUS
|
|
AcpiRsDmaResource (
|
|
UINT8 *ByteStreamBuffer,
|
|
UINT32 *BytesConsumed,
|
|
UINT8 **OutputBuffer,
|
|
UINT32 *StructureSize)
|
|
{
|
|
UINT8 *Buffer = ByteStreamBuffer;
|
|
RESOURCE *OutputStruct = (RESOURCE *) * OutputBuffer;
|
|
UINT8 Temp8 = 0;
|
|
UINT8 Index;
|
|
UINT8 i;
|
|
UINT32 StructSize = sizeof(DMA_RESOURCE) +
|
|
RESOURCE_LENGTH_NO_DATA;
|
|
|
|
|
|
FUNCTION_TRACE ("RsDmaResource");
|
|
|
|
/*
|
|
* The number of bytes consumed are Constant
|
|
*/
|
|
*BytesConsumed = 3;
|
|
OutputStruct->Id = Dma;
|
|
|
|
/*
|
|
* Point to the 8-bits of Byte 1
|
|
*/
|
|
Buffer += 1;
|
|
Temp8 = *Buffer;
|
|
|
|
/* Decode the IRQ bits */
|
|
|
|
for (i = 0, Index = 0; Index < 8; Index++)
|
|
{
|
|
if ((Temp8 >> Index) & 0x01)
|
|
{
|
|
OutputStruct->Data.Dma.Channels[i] = Index;
|
|
i++;
|
|
}
|
|
}
|
|
OutputStruct->Data.Dma.NumberOfChannels = i;
|
|
|
|
|
|
/*
|
|
* Calculate the structure size based upon the number of interrupts
|
|
*/
|
|
StructSize += (OutputStruct->Data.Dma.NumberOfChannels - 1) * 4;
|
|
|
|
/*
|
|
* Point to Byte 2
|
|
*/
|
|
Buffer += 1;
|
|
Temp8 = *Buffer;
|
|
|
|
/*
|
|
* Check for transfer preference (Bits[1:0])
|
|
*/
|
|
OutputStruct->Data.Dma.Transfer = Temp8 & 0x03;
|
|
|
|
if (0x03 == OutputStruct->Data.Dma.Transfer)
|
|
{
|
|
return_ACPI_STATUS (AE_BAD_DATA);
|
|
}
|
|
|
|
/*
|
|
* Get bus master preference (Bit[2])
|
|
*/
|
|
OutputStruct->Data.Dma.BusMaster = (Temp8 >> 2) & 0x01;
|
|
|
|
/*
|
|
* Get channel speed support (Bits[6:5])
|
|
*/
|
|
OutputStruct->Data.Dma.Type = (Temp8 >> 5) & 0x03;
|
|
|
|
/*
|
|
* Set the Length parameter
|
|
*/
|
|
OutputStruct->Length = StructSize;
|
|
|
|
/*
|
|
* Return the final size of the structure
|
|
*/
|
|
*StructureSize = StructSize;
|
|
|
|
return_ACPI_STATUS (AE_OK);
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiRsDmaStream
|
|
*
|
|
* 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
|
|
AcpiRsDmaStream (
|
|
RESOURCE *LinkedList,
|
|
UINT8 **OutputBuffer,
|
|
UINT32 *BytesConsumed)
|
|
{
|
|
UINT8 *Buffer = *OutputBuffer;
|
|
UINT16 Temp16 = 0;
|
|
UINT8 Temp8 = 0;
|
|
UINT8 Index;
|
|
|
|
|
|
FUNCTION_TRACE ("RsDmaStream");
|
|
|
|
|
|
/*
|
|
* The descriptor field is static
|
|
*/
|
|
*Buffer = 0x2A;
|
|
Buffer += 1;
|
|
Temp8 = 0;
|
|
|
|
/*
|
|
* Loop through all of the Channels and set the mask bits
|
|
*/
|
|
for (Index = 0;
|
|
Index < LinkedList->Data.Dma.NumberOfChannels;
|
|
Index++)
|
|
{
|
|
Temp16 = (UINT16) LinkedList->Data.Dma.Channels[Index];
|
|
Temp8 |= 0x1 << Temp16;
|
|
}
|
|
|
|
*Buffer = Temp8;
|
|
Buffer += 1;
|
|
|
|
/*
|
|
* Set the DMA Info
|
|
*/
|
|
Temp8 = (UINT8) ((LinkedList->Data.Dma.Type & 0x03) << 5);
|
|
Temp8 |= ((LinkedList->Data.Dma.BusMaster & 0x01) << 2);
|
|
Temp8 |= (LinkedList->Data.Dma.Transfer & 0x03);
|
|
|
|
*Buffer = Temp8;
|
|
Buffer += 1;
|
|
|
|
/*
|
|
* Return the number of bytes consumed in this operation
|
|
*/
|
|
*BytesConsumed = (UINT32) ((NATIVE_UINT) Buffer -
|
|
(NATIVE_UINT) *OutputBuffer);
|
|
|
|
return_ACPI_STATUS (AE_OK);
|
|
}
|
|
|