d18d8a1d0e
Signed-off-by: jljusten git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11919 6f19259b-4bc3-4df7-8a09-765794883524
77 lines
1.8 KiB
C
77 lines
1.8 KiB
C
/** @file
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Emulator Thunk to abstract OS services from pure EFI code
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Copyright (c) 2008 - 2011, Apple Inc. All rights reserved.<BR>
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Copyright (c) 2011, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include <PiPei.h>
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#include <Library/BaseLib.h>
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#include <Library/MemoryAllocationLib.h>
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UINTN gThunkPpiListSize = 0;
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EFI_PEI_PPI_DESCRIPTOR *gThunkPpiList = NULL;
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EFI_PEI_PPI_DESCRIPTOR *
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GetThunkPpiList (
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VOID
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)
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{
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UINTN Index;
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if (gThunkPpiList == NULL) {
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return NULL;
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}
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Index = (gThunkPpiListSize/sizeof (EFI_PEI_PPI_DESCRIPTOR)) - 1;
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gThunkPpiList[Index].Flags |= EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST;
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return gThunkPpiList;
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}
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EFI_STATUS
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EFIAPI
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AddThunkPpi (
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IN UINTN Flags,
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IN EFI_GUID *Guid,
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IN VOID *Ppi
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)
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{
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UINTN Index;
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gThunkPpiList = ReallocatePool (
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gThunkPpiListSize,
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gThunkPpiListSize + sizeof (EFI_PEI_PPI_DESCRIPTOR),
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gThunkPpiList
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);
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if (gThunkPpiList == NULL) {
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return EFI_OUT_OF_RESOURCES;
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}
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Index = (gThunkPpiListSize/sizeof (EFI_PEI_PPI_DESCRIPTOR));
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gThunkPpiList[Index].Flags = Flags;
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gThunkPpiList[Index].Guid = Guid;
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gThunkPpiList[Index].Ppi = Ppi;
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gThunkPpiListSize += sizeof (EFI_PEI_PPI_DESCRIPTOR);
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return EFI_SUCCESS;
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}
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