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diff --git a/sys/contrib/dev/acpica/components/resources/rsutils.c b/sys/contrib/dev/acpica/components/resources/rsutils.c
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+/*******************************************************************************
+ *
+ * Module Name: rsutils - Utilities for the resource manager
+ *
+ ******************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2013, Intel Corp.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ */
+
+
+#define __RSUTILS_C__
+
+#include <contrib/dev/acpica/include/acpi.h>
+#include <contrib/dev/acpica/include/accommon.h>
+#include <contrib/dev/acpica/include/acnamesp.h>
+#include <contrib/dev/acpica/include/acresrc.h>
+
+
+#define _COMPONENT ACPI_RESOURCES
+ ACPI_MODULE_NAME ("rsutils")
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiRsDecodeBitmask
+ *
+ * PARAMETERS: Mask - Bitmask to decode
+ * List - Where the converted list is returned
+ *
+ * RETURN: Count of bits set (length of list)
+ *
+ * DESCRIPTION: Convert a bit mask into a list of values
+ *
+ ******************************************************************************/
+
+UINT8
+AcpiRsDecodeBitmask (
+ UINT16 Mask,
+ UINT8 *List)
+{
+ UINT8 i;
+ UINT8 BitCount;
+
+
+ ACPI_FUNCTION_ENTRY ();
+
+
+ /* Decode the mask bits */
+
+ for (i = 0, BitCount = 0; Mask; i++)
+ {
+ if (Mask & 0x0001)
+ {
+ List[BitCount] = i;
+ BitCount++;
+ }
+
+ Mask >>= 1;
+ }
+
+ return (BitCount);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiRsEncodeBitmask
+ *
+ * PARAMETERS: List - List of values to encode
+ * Count - Length of list
+ *
+ * RETURN: Encoded bitmask
+ *
+ * DESCRIPTION: Convert a list of values to an encoded bitmask
+ *
+ ******************************************************************************/
+
+UINT16
+AcpiRsEncodeBitmask (
+ UINT8 *List,
+ UINT8 Count)
+{
+ UINT32 i;
+ UINT16 Mask;
+
+
+ ACPI_FUNCTION_ENTRY ();
+
+
+ /* Encode the list into a single bitmask */
+
+ for (i = 0, Mask = 0; i < Count; i++)
+ {
+ Mask |= (0x1 << List[i]);
+ }
+
+ return (Mask);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiRsMoveData
+ *
+ * PARAMETERS: Destination - Pointer to the destination descriptor
+ * Source - Pointer to the source descriptor
+ * ItemCount - How many items to move
+ * MoveType - Byte width
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Move multiple data items from one descriptor to another. Handles
+ * alignment issues and endian issues if necessary, as configured
+ * via the ACPI_MOVE_* macros. (This is why a memcpy is not used)
+ *
+ ******************************************************************************/
+
+void
+AcpiRsMoveData (
+ void *Destination,
+ void *Source,
+ UINT16 ItemCount,
+ UINT8 MoveType)
+{
+ UINT32 i;
+
+
+ ACPI_FUNCTION_ENTRY ();
+
+
+ /* One move per item */
+
+ for (i = 0; i < ItemCount; i++)
+ {
+ switch (MoveType)
+ {
+ /*
+ * For the 8-bit case, we can perform the move all at once
+ * since there are no alignment or endian issues
+ */
+ case ACPI_RSC_MOVE8:
+ case ACPI_RSC_MOVE_GPIO_RES:
+ case ACPI_RSC_MOVE_SERIAL_VEN:
+ case ACPI_RSC_MOVE_SERIAL_RES:
+
+ ACPI_MEMCPY (Destination, Source, ItemCount);
+ return;
+
+ /*
+ * 16-, 32-, and 64-bit cases must use the move macros that perform
+ * endian conversion and/or accommodate hardware that cannot perform
+ * misaligned memory transfers
+ */
+ case ACPI_RSC_MOVE16:
+ case ACPI_RSC_MOVE_GPIO_PIN:
+
+ ACPI_MOVE_16_TO_16 (&ACPI_CAST_PTR (UINT16, Destination)[i],
+ &ACPI_CAST_PTR (UINT16, Source)[i]);
+ break;
+
+ case ACPI_RSC_MOVE32:
+
+ ACPI_MOVE_32_TO_32 (&ACPI_CAST_PTR (UINT32, Destination)[i],
+ &ACPI_CAST_PTR (UINT32, Source)[i]);
+ break;
+
+ case ACPI_RSC_MOVE64:
+
+ ACPI_MOVE_64_TO_64 (&ACPI_CAST_PTR (UINT64, Destination)[i],
+ &ACPI_CAST_PTR (UINT64, Source)[i]);
+ break;
+
+ default:
+
+ return;
+ }
+ }
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiRsSetResourceLength
+ *
+ * PARAMETERS: TotalLength - Length of the AML descriptor, including
+ * the header and length fields.
+ * Aml - Pointer to the raw AML descriptor
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Set the ResourceLength field of an AML
+ * resource descriptor, both Large and Small descriptors are
+ * supported automatically. Note: Descriptor Type field must
+ * be valid.
+ *
+ ******************************************************************************/
+
+void
+AcpiRsSetResourceLength (
+ ACPI_RSDESC_SIZE TotalLength,
+ AML_RESOURCE *Aml)
+{
+ ACPI_RS_LENGTH ResourceLength;
+
+
+ ACPI_FUNCTION_ENTRY ();
+
+
+ /* Length is the total descriptor length minus the header length */
+
+ ResourceLength = (ACPI_RS_LENGTH)
+ (TotalLength - AcpiUtGetResourceHeaderLength (Aml));
+
+ /* Length is stored differently for large and small descriptors */
+
+ if (Aml->SmallHeader.DescriptorType & ACPI_RESOURCE_NAME_LARGE)
+ {
+ /* Large descriptor -- bytes 1-2 contain the 16-bit length */
+
+ ACPI_MOVE_16_TO_16 (&Aml->LargeHeader.ResourceLength, &ResourceLength);
+ }
+ else
+ {
+ /* Small descriptor -- bits 2:0 of byte 0 contain the length */
+
+ Aml->SmallHeader.DescriptorType = (UINT8)
+
+ /* Clear any existing length, preserving descriptor type bits */
+
+ ((Aml->SmallHeader.DescriptorType & ~ACPI_RESOURCE_NAME_SMALL_LENGTH_MASK)
+
+ | ResourceLength);
+ }
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiRsSetResourceHeader
+ *
+ * PARAMETERS: DescriptorType - Byte to be inserted as the type
+ * TotalLength - Length of the AML descriptor, including
+ * the header and length fields.
+ * Aml - Pointer to the raw AML descriptor
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Set the DescriptorType and ResourceLength fields of an AML
+ * resource descriptor, both Large and Small descriptors are
+ * supported automatically
+ *
+ ******************************************************************************/
+
+void
+AcpiRsSetResourceHeader (
+ UINT8 DescriptorType,
+ ACPI_RSDESC_SIZE TotalLength,
+ AML_RESOURCE *Aml)
+{
+ ACPI_FUNCTION_ENTRY ();
+
+
+ /* Set the Resource Type */
+
+ Aml->SmallHeader.DescriptorType = DescriptorType;
+
+ /* Set the Resource Length */
+
+ AcpiRsSetResourceLength (TotalLength, Aml);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiRsStrcpy
+ *
+ * PARAMETERS: Destination - Pointer to the destination string
+ * Source - Pointer to the source string
+ *
+ * RETURN: String length, including NULL terminator
+ *
+ * DESCRIPTION: Local string copy that returns the string length, saving a
+ * strcpy followed by a strlen.
+ *
+ ******************************************************************************/
+
+static UINT16
+AcpiRsStrcpy (
+ char *Destination,
+ char *Source)
+{
+ UINT16 i;
+
+
+ ACPI_FUNCTION_ENTRY ();
+
+
+ for (i = 0; Source[i]; i++)
+ {
+ Destination[i] = Source[i];
+ }
+
+ Destination[i] = 0;
+
+ /* Return string length including the NULL terminator */
+
+ return ((UINT16) (i + 1));
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiRsGetResourceSource
+ *
+ * PARAMETERS: ResourceLength - Length field of the descriptor
+ * MinimumLength - Minimum length of the descriptor (minus
+ * any optional fields)
+ * ResourceSource - Where the ResourceSource is returned
+ * Aml - Pointer to the raw AML descriptor
+ * StringPtr - (optional) where to store the actual
+ * ResourceSource string
+ *
+ * RETURN: Length of the string plus NULL terminator, rounded up to native
+ * word boundary
+ *
+ * DESCRIPTION: Copy the optional ResourceSource data from a raw AML descriptor
+ * to an internal resource descriptor
+ *
+ ******************************************************************************/
+
+ACPI_RS_LENGTH
+AcpiRsGetResourceSource (
+ ACPI_RS_LENGTH ResourceLength,
+ ACPI_RS_LENGTH MinimumLength,
+ ACPI_RESOURCE_SOURCE *ResourceSource,
+ AML_RESOURCE *Aml,
+ char *StringPtr)
+{
+ ACPI_RSDESC_SIZE TotalLength;
+ UINT8 *AmlResourceSource;
+
+
+ ACPI_FUNCTION_ENTRY ();
+
+
+ TotalLength = ResourceLength + sizeof (AML_RESOURCE_LARGE_HEADER);
+ AmlResourceSource = ACPI_ADD_PTR (UINT8, Aml, MinimumLength);
+
+ /*
+ * ResourceSource is present if the length of the descriptor is longer than
+ * the minimum length.
+ *
+ * Note: Some resource descriptors will have an additional null, so
+ * we add 1 to the minimum length.
+ */
+ if (TotalLength > (ACPI_RSDESC_SIZE) (MinimumLength + 1))
+ {
+ /* Get the ResourceSourceIndex */
+
+ ResourceSource->Index = AmlResourceSource[0];
+
+ ResourceSource->StringPtr = StringPtr;
+ if (!StringPtr)
+ {
+ /*
+ * String destination pointer is not specified; Set the String
+ * pointer to the end of the current ResourceSource structure.
+ */
+ ResourceSource->StringPtr = ACPI_ADD_PTR (char, ResourceSource,
+ sizeof (ACPI_RESOURCE_SOURCE));
+ }
+
+ /*
+ * In order for the Resource length to be a multiple of the native
+ * word, calculate the length of the string (+1 for NULL terminator)
+ * and expand to the next word multiple.
+ *
+ * Zero the entire area of the buffer.
+ */
+ TotalLength = (UINT32) ACPI_STRLEN (
+ ACPI_CAST_PTR (char, &AmlResourceSource[1])) + 1;
+ TotalLength = (UINT32) ACPI_ROUND_UP_TO_NATIVE_WORD (TotalLength);
+
+ ACPI_MEMSET (ResourceSource->StringPtr, 0, TotalLength);
+
+ /* Copy the ResourceSource string to the destination */
+
+ ResourceSource->StringLength = AcpiRsStrcpy (ResourceSource->StringPtr,
+ ACPI_CAST_PTR (char, &AmlResourceSource[1]));
+
+ return ((ACPI_RS_LENGTH) TotalLength);
+ }
+
+ /* ResourceSource is not present */
+
+ ResourceSource->Index = 0;
+ ResourceSource->StringLength = 0;
+ ResourceSource->StringPtr = NULL;
+ return (0);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiRsSetResourceSource
+ *
+ * PARAMETERS: Aml - Pointer to the raw AML descriptor
+ * MinimumLength - Minimum length of the descriptor (minus
+ * any optional fields)
+ * ResourceSource - Internal ResourceSource
+
+ *
+ * RETURN: Total length of the AML descriptor
+ *
+ * DESCRIPTION: Convert an optional ResourceSource from internal format to a
+ * raw AML resource descriptor
+ *
+ ******************************************************************************/
+
+ACPI_RSDESC_SIZE
+AcpiRsSetResourceSource (
+ AML_RESOURCE *Aml,
+ ACPI_RS_LENGTH MinimumLength,
+ ACPI_RESOURCE_SOURCE *ResourceSource)
+{
+ UINT8 *AmlResourceSource;
+ ACPI_RSDESC_SIZE DescriptorLength;
+
+
+ ACPI_FUNCTION_ENTRY ();
+
+
+ DescriptorLength = MinimumLength;
+
+ /* Non-zero string length indicates presence of a ResourceSource */
+
+ if (ResourceSource->StringLength)
+ {
+ /* Point to the end of the AML descriptor */
+
+ AmlResourceSource = ACPI_ADD_PTR (UINT8, Aml, MinimumLength);
+
+ /* Copy the ResourceSourceIndex */
+
+ AmlResourceSource[0] = (UINT8) ResourceSource->Index;
+
+ /* Copy the ResourceSource string */
+
+ ACPI_STRCPY (ACPI_CAST_PTR (char, &AmlResourceSource[1]),
+ ResourceSource->StringPtr);
+
+ /*
+ * Add the length of the string (+ 1 for null terminator) to the
+ * final descriptor length
+ */
+ DescriptorLength += ((ACPI_RSDESC_SIZE) ResourceSource->StringLength + 1);
+ }
+
+ /* Return the new total length of the AML descriptor */
+
+ return (DescriptorLength);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiRsGetPrtMethodData
+ *
+ * PARAMETERS: Node - Device node
+ * RetBuffer - Pointer to a buffer structure for the
+ * results
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: This function is called to get the _PRT value of an object
+ * contained in an object specified by the handle passed in
+ *
+ * If the function fails an appropriate status will be returned
+ * and the contents of the callers buffer is undefined.
+ *
+ ******************************************************************************/
+
+ACPI_STATUS
+AcpiRsGetPrtMethodData (
+ ACPI_NAMESPACE_NODE *Node,
+ ACPI_BUFFER *RetBuffer)
+{
+ ACPI_OPERAND_OBJECT *ObjDesc;
+ ACPI_STATUS Status;
+
+
+ ACPI_FUNCTION_TRACE (RsGetPrtMethodData);
+
+
+ /* Parameters guaranteed valid by caller */
+
+ /* Execute the method, no parameters */
+
+ Status = AcpiUtEvaluateObject (Node, METHOD_NAME__PRT,
+ ACPI_BTYPE_PACKAGE, &ObjDesc);
+ if (ACPI_FAILURE (Status))
+ {
+ return_ACPI_STATUS (Status);
+ }
+
+ /*
+ * Create a resource linked list from the byte stream buffer that comes
+ * back from the _CRS method execution.
+ */
+ Status = AcpiRsCreatePciRoutingTable (ObjDesc, RetBuffer);
+
+ /* On exit, we must delete the object returned by EvaluateObject */
+
+ AcpiUtRemoveReference (ObjDesc);
+ return_ACPI_STATUS (Status);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiRsGetCrsMethodData
+ *
+ * PARAMETERS: Node - Device node
+ * RetBuffer - Pointer to a buffer structure for the
+ * results
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: This function is called to get the _CRS value of an object
+ * contained in an object specified by the handle passed in
+ *
+ * If the function fails an appropriate status will be returned
+ * and the contents of the callers buffer is undefined.
+ *
+ ******************************************************************************/
+
+ACPI_STATUS
+AcpiRsGetCrsMethodData (
+ ACPI_NAMESPACE_NODE *Node,
+ ACPI_BUFFER *RetBuffer)
+{
+ ACPI_OPERAND_OBJECT *ObjDesc;
+ ACPI_STATUS Status;
+
+
+ ACPI_FUNCTION_TRACE (RsGetCrsMethodData);
+
+
+ /* Parameters guaranteed valid by caller */
+
+ /* Execute the method, no parameters */
+
+ Status = AcpiUtEvaluateObject (Node, METHOD_NAME__CRS,
+ ACPI_BTYPE_BUFFER, &ObjDesc);
+ if (ACPI_FAILURE (Status))
+ {
+ return_ACPI_STATUS (Status);
+ }
+
+ /*
+ * Make the call to create a resource linked list from the
+ * byte stream buffer that comes back from the _CRS method
+ * execution.
+ */
+ Status = AcpiRsCreateResourceList (ObjDesc, RetBuffer);
+
+ /* On exit, we must delete the object returned by evaluateObject */
+
+ AcpiUtRemoveReference (ObjDesc);
+ return_ACPI_STATUS (Status);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiRsGetPrsMethodData
+ *
+ * PARAMETERS: Node - Device node
+ * RetBuffer - Pointer to a buffer structure for the
+ * results
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: This function is called to get the _PRS value of an object
+ * contained in an object specified by the handle passed in
+ *
+ * If the function fails an appropriate status will be returned
+ * and the contents of the callers buffer is undefined.
+ *
+ ******************************************************************************/
+
+ACPI_STATUS
+AcpiRsGetPrsMethodData (
+ ACPI_NAMESPACE_NODE *Node,
+ ACPI_BUFFER *RetBuffer)
+{
+ ACPI_OPERAND_OBJECT *ObjDesc;
+ ACPI_STATUS Status;
+
+
+ ACPI_FUNCTION_TRACE (RsGetPrsMethodData);
+
+
+ /* Parameters guaranteed valid by caller */
+
+ /* Execute the method, no parameters */
+
+ Status = AcpiUtEvaluateObject (Node, METHOD_NAME__PRS,
+ ACPI_BTYPE_BUFFER, &ObjDesc);
+ if (ACPI_FAILURE (Status))
+ {
+ return_ACPI_STATUS (Status);
+ }
+
+ /*
+ * Make the call to create a resource linked list from the
+ * byte stream buffer that comes back from the _CRS method
+ * execution.
+ */
+ Status = AcpiRsCreateResourceList (ObjDesc, RetBuffer);
+
+ /* On exit, we must delete the object returned by evaluateObject */
+
+ AcpiUtRemoveReference (ObjDesc);
+ return_ACPI_STATUS (Status);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiRsGetAeiMethodData
+ *
+ * PARAMETERS: Node - Device node
+ * RetBuffer - Pointer to a buffer structure for the
+ * results
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: This function is called to get the _AEI value of an object
+ * contained in an object specified by the handle passed in
+ *
+ * If the function fails an appropriate status will be returned
+ * and the contents of the callers buffer is undefined.
+ *
+ ******************************************************************************/
+
+ACPI_STATUS
+AcpiRsGetAeiMethodData (
+ ACPI_NAMESPACE_NODE *Node,
+ ACPI_BUFFER *RetBuffer)
+{
+ ACPI_OPERAND_OBJECT *ObjDesc;
+ ACPI_STATUS Status;
+
+
+ ACPI_FUNCTION_TRACE (RsGetAeiMethodData);
+
+
+ /* Parameters guaranteed valid by caller */
+
+ /* Execute the method, no parameters */
+
+ Status = AcpiUtEvaluateObject (Node, METHOD_NAME__AEI,
+ ACPI_BTYPE_BUFFER, &ObjDesc);
+ if (ACPI_FAILURE (Status))
+ {
+ return_ACPI_STATUS (Status);
+ }
+
+ /*
+ * Make the call to create a resource linked list from the
+ * byte stream buffer that comes back from the _CRS method
+ * execution.
+ */
+ Status = AcpiRsCreateResourceList (ObjDesc, RetBuffer);
+
+ /* On exit, we must delete the object returned by evaluateObject */
+
+ AcpiUtRemoveReference (ObjDesc);
+ return_ACPI_STATUS (Status);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiRsGetMethodData
+ *
+ * PARAMETERS: Handle - Handle to the containing object
+ * Path - Path to method, relative to Handle
+ * RetBuffer - Pointer to a buffer structure for the
+ * results
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: This function is called to get the _CRS or _PRS value of an
+ * object contained in an object specified by the handle passed in
+ *
+ * If the function fails an appropriate status will be returned
+ * and the contents of the callers buffer is undefined.
+ *
+ ******************************************************************************/
+
+ACPI_STATUS
+AcpiRsGetMethodData (
+ ACPI_HANDLE Handle,
+ char *Path,
+ ACPI_BUFFER *RetBuffer)
+{
+ ACPI_OPERAND_OBJECT *ObjDesc;
+ ACPI_STATUS Status;
+
+
+ ACPI_FUNCTION_TRACE (RsGetMethodData);
+
+
+ /* Parameters guaranteed valid by caller */
+
+ /* Execute the method, no parameters */
+
+ Status = AcpiUtEvaluateObject (ACPI_CAST_PTR (ACPI_NAMESPACE_NODE, Handle),
+ Path, ACPI_BTYPE_BUFFER, &ObjDesc);
+ if (ACPI_FAILURE (Status))
+ {
+ return_ACPI_STATUS (Status);
+ }
+
+ /*
+ * Make the call to create a resource linked list from the
+ * byte stream buffer that comes back from the method
+ * execution.
+ */
+ Status = AcpiRsCreateResourceList (ObjDesc, RetBuffer);
+
+ /* On exit, we must delete the object returned by EvaluateObject */
+
+ AcpiUtRemoveReference (ObjDesc);
+ return_ACPI_STATUS (Status);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiRsSetSrsMethodData
+ *
+ * PARAMETERS: Node - Device node
+ * InBuffer - Pointer to a buffer structure of the
+ * parameter
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: This function is called to set the _SRS of an object contained
+ * in an object specified by the handle passed in
+ *
+ * If the function fails an appropriate status will be returned
+ * and the contents of the callers buffer is undefined.
+ *
+ * Note: Parameters guaranteed valid by caller
+ *
+ ******************************************************************************/
+
+ACPI_STATUS
+AcpiRsSetSrsMethodData (
+ ACPI_NAMESPACE_NODE *Node,
+ ACPI_BUFFER *InBuffer)
+{
+ ACPI_EVALUATE_INFO *Info;
+ ACPI_OPERAND_OBJECT *Args[2];
+ ACPI_STATUS Status;
+ ACPI_BUFFER Buffer;
+
+
+ ACPI_FUNCTION_TRACE (RsSetSrsMethodData);
+
+
+ /* Allocate and initialize the evaluation information block */
+
+ Info = ACPI_ALLOCATE_ZEROED (sizeof (ACPI_EVALUATE_INFO));
+ if (!Info)
+ {
+ return_ACPI_STATUS (AE_NO_MEMORY);
+ }
+
+ Info->PrefixNode = Node;
+ Info->RelativePathname = METHOD_NAME__SRS;
+ Info->Parameters = Args;
+ Info->Flags = ACPI_IGNORE_RETURN_VALUE;
+
+ /*
+ * The InBuffer parameter will point to a linked list of
+ * resource parameters. It needs to be formatted into a
+ * byte stream to be sent in as an input parameter to _SRS
+ *
+ * Convert the linked list into a byte stream
+ */
+ Buffer.Length = ACPI_ALLOCATE_LOCAL_BUFFER;
+ Status = AcpiRsCreateAmlResources (InBuffer->Pointer, &Buffer);
+ if (ACPI_FAILURE (Status))
+ {
+ goto Cleanup;
+ }
+
+ /* Create and initialize the method parameter object */
+
+ Args[0] = AcpiUtCreateInternalObject (ACPI_TYPE_BUFFER);
+ if (!Args[0])
+ {
+ /*
+ * Must free the buffer allocated above (otherwise it is freed
+ * later)
+ */
+ ACPI_FREE (Buffer.Pointer);
+ Status = AE_NO_MEMORY;
+ goto Cleanup;
+ }
+
+ Args[0]->Buffer.Length = (UINT32) Buffer.Length;
+ Args[0]->Buffer.Pointer = Buffer.Pointer;
+ Args[0]->Common.Flags = AOPOBJ_DATA_VALID;
+ Args[1] = NULL;
+
+ /* Execute the method, no return value is expected */
+
+ Status = AcpiNsEvaluate (Info);
+
+ /* Clean up and return the status from AcpiNsEvaluate */
+
+ AcpiUtRemoveReference (Args[0]);
+
+Cleanup:
+ ACPI_FREE (Info);
+ return_ACPI_STATUS (Status);
+}
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