63 lines
1.7 KiB
C
63 lines
1.7 KiB
C
/** @file
|
|
|
|
;******************************************************************************
|
|
;* Copyright (c) 2012, Insyde Software Corp. All Rights Reserved.
|
|
;*
|
|
;* You may not reproduce, distribute, publish, display, perform, modify, adapt,
|
|
;* transmit, broadcast, present, recite, release, license or otherwise exploit
|
|
;* any part of this publication in any form, by any means, without the prior
|
|
;* written permission of Insyde Software Corporation.
|
|
;*
|
|
;******************************************************************************
|
|
*/
|
|
|
|
#include <PiDxe.h>
|
|
|
|
#include <Library/BaseLib.h>
|
|
#include <Library/UefiBootServicesTableLib.h>
|
|
#include <Library/DebugLib.h>
|
|
#include <Library/PcdLib.h>
|
|
#include <Library/AcpiPlatformLib.h>
|
|
#include <Library/H2OLib.h>
|
|
|
|
#include <IndustryStandard/Acpi.h>
|
|
|
|
/**
|
|
Update Dsdt table content
|
|
For Memdbg.asl
|
|
|
|
@param Table The table to update
|
|
|
|
@return VOID
|
|
|
|
**/
|
|
VOID
|
|
DsdtUpdateCommon (
|
|
IN OUT EFI_ACPI_COMMON_HEADER *Table
|
|
)
|
|
{
|
|
UINT8 *DsdtPointer;
|
|
UINT32 *Signature;
|
|
|
|
for (DsdtPointer = (UINT8 *)((UINTN)Table + sizeof (EFI_ACPI_DESCRIPTION_HEADER));
|
|
DsdtPointer <= (UINT8 *)((UINTN)Table + (UINTN)(Table->Length)); DsdtPointer++) {
|
|
Signature = (UINT32*) DsdtPointer;
|
|
switch (*Signature) {
|
|
case (SIGNATURE_32 ('M', 'D', 'B', 'G')):
|
|
if (IsAmlOpRegionObject (DsdtPointer)) {
|
|
UINT32 DbgSize;
|
|
UINT32 *DbgBuffer;
|
|
|
|
DbgSize = 0x1000 + 4; // See DBG_SIZE in MemDbg.asl
|
|
DbgBuffer = H2OAcpiNvsAllocate(DbgSize);
|
|
ASSERT (DbgBuffer != NULL);
|
|
SetOpRegion (DsdtPointer, DbgBuffer, DbgSize);
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
return;
|
|
|
|
}
|
|
|