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date 2000.08.25.01.20.00; author agrover; state Exp;

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This commit is contained in:
aystarik 2005-06-29 18:44:33 +00:00
parent 280c2e2ea7
commit a0314dd17c
1 changed files with 12 additions and 111 deletions
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123
source/components/resources/rscreate.c
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@ -1,8 +1,10 @@
/******************************************************************************
*
* Module Name: rscreate - AcpiRsCreateResourceList
* AcpiRsCreatePciRoutingTable
* AcpiRsCreateByteStream
* $Revision: 1.14 $
*
*****************************************************************************/
@ -152,7 +154,7 @@ AcpiRsCreateResourceList (
UINT32 *OutputBufferLength)
{
ACPI_STATUS Status = AE_UNKNOWN_STATUS;
ACPI_STATUS Status;
UINT8 *ByteStreamStart = NULL;
UINT32 ListSizeNeeded = 0;
UINT32 ByteStreamBufferLength = 0;
@ -164,14 +166,9 @@ AcpiRsCreateResourceList (
ByteStreamBuffer));
/*
* Validate parameters:
* Params already validated, so we don't re-validate here
*/
if (!ByteStreamBuffer ||
(!OutputBuffer && 0 != *OutputBufferLength))
{
return_ACPI_STATUS (AE_BAD_PARAMETER);
}
ByteStreamBufferLength = ByteStreamBuffer->Buffer.Length;
ByteStreamStart = ByteStreamBuffer->Buffer.Pointer;
@ -268,107 +265,18 @@ AcpiRsCreatePciRoutingTable (
UINT32 BufferSizeNeeded = 0;
UINT32 NumberOfElements = 0;
UINT32 Index = 0;
UINT8 TableIndex = 0;
BOOLEAN NameFound = FALSE;
PCI_ROUTING_TABLE *UserPrt = NULL;
ACPI_STATUS Status;
FUNCTION_TRACE ("RsCreatePciRoutingTable");
/*
* Validate parameters:
* Params already validated, so we don't re-validate here
*/
if (!PackageObject ||
(!OutputBuffer && 0 != *OutputBufferLength))
{
return_ACPI_STATUS (AE_BAD_PARAMETER);
}
/*
* Calculate the buffer size needed for the routing table.
*/
NumberOfElements = PackageObject->Package.Count;
/*
* Calculate the size of the return buffer.
* The base size is the number of elements * the sizes of the
* structures. Additional space for the strings is added below.
* The minus one is to subtract the size of the UINT8 Source[1]
* member because it is added below.
*
* NOTE: The NumberOfElements is incremented by one to add an end
* table structure that is essentially a structure of zeros.
*/
BufferSizeNeeded = (NumberOfElements + 1) *
(sizeof (PCI_ROUTING_TABLE) - 1);
/*
* But each PRT_ENTRY structure has a pointer to a string and
* the size of that string must be found.
*/
TopObjectList = PackageObject->Package.Elements;
for (Index = 0; Index < NumberOfElements; Index++)
{
/*
* Dereference the sub-package
*/
PackageElement = *TopObjectList;
/*
* The SubObjectList will now point to an array of the
* four IRQ elements: Address, Pin, Source and SourceIndex
*/
SubObjectList = PackageElement->Package.Elements;
/*
* Scan the IrqTableElements for the Source Name String
*/
NameFound = FALSE;
for (TableIndex = 0; TableIndex < 4 && !NameFound; TableIndex++)
{
if (ACPI_TYPE_STRING == (*SubObjectList)->Common.Type)
{
NameFound = TRUE;
}
else
{
/*
* Look at the next element
*/
SubObjectList++;
}
}
/*
* Was a String type found?
*/
if (TRUE == NameFound)
{
/*
* The length String.Length field includes the
* terminating NULL
*/
BufferSizeNeeded += (*SubObjectList)->String.Length;
BufferSizeNeeded = ROUND_UP_TO_32BITS (BufferSizeNeeded);
}
else
{
/*
* If no name was found, then this is a NULL, which is
* translated as a UINT32 zero.
*/
BufferSizeNeeded += sizeof(UINT32);
}
/*
* Point to the next ACPI_OBJECT_INTERNAL
*/
TopObjectList++;
}
Status = AcpiRsCalculatePciRoutingTableLength(PackageObject,
&BufferSizeNeeded);
DEBUG_PRINT (VERBOSE_INFO,
("RsCreatePciRoutingTable: BufferSizeNeeded = %d\n",
@ -567,7 +475,7 @@ AcpiRsCreateByteStream (
UINT8 *OutputBuffer,
UINT32 *OutputBufferLength)
{
ACPI_STATUS Status = AE_UNKNOWN_STATUS;
ACPI_STATUS Status;
UINT32 ByteStreamSizeNeeded = 0;
@ -578,15 +486,8 @@ AcpiRsCreateByteStream (
LinkedListBuffer));
/*
* Validate parameters:
*/
if (!LinkedListBuffer ||
(!OutputBuffer && 0 != *OutputBufferLength))
{
return_ACPI_STATUS (AE_BAD_PARAMETER);
}
/*
* Params already validated, so we don't re-validate here
*
* Pass the LinkedListBuffer into a module that can calculate
* the buffer size needed for the byte stream.
*/