audk/OvmfPkg/AcpiPlatformDxe/QemuFwCfgAcpiPlatform.c

53 lines
1.3 KiB
C

/** @file
OVMF ACPI Platform Driver using QEMU's fw-cfg interface
Copyright (c) 2008 - 2014, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "AcpiPlatform.h"
/**
Entrypoint of Acpi Platform driver.
@param ImageHandle
@param SystemTable
@return EFI_SUCCESS
@return EFI_LOAD_ERROR
@return EFI_OUT_OF_RESOURCES
**/
EFI_STATUS
EFIAPI
QemuFwCfgAcpiPlatformEntryPoint (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
EFI_ACPI_TABLE_PROTOCOL *AcpiTable;
//
// Find the AcpiTable protocol
//
Status = gBS->LocateProtocol (
&gEfiAcpiTableProtocolGuid,
NULL,
(VOID**)&AcpiTable
);
if (EFI_ERROR (Status)) {
return EFI_ABORTED;
}
Status = InstallAllQemuLinkedTables (AcpiTable);
return Status;
}