sravan/system76-edk2
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

OvmfPkg/AcpiPlatformDxe: Add QEMU fw-cfg only driver

Browse Source 
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Laszlo Ersek <lersek@redhat.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16697 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Jordan Justen
2015-02-02 19:09:02 +00:00
committed by lersek
parent 14b0faadfc
commit 48b850898b
2 changed files with 105 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

52
OvmfPkg/AcpiPlatformDxe/QemuFwCfgAcpiPlatform.c Normal file
View File

@@ -0,0 +1,52 @@
/** @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;
}

53
OvmfPkg/AcpiPlatformDxe/QemuFwCfgAcpiPlatformDxe.inf Normal file
View File

@@ -0,0 +1,53 @@
## @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.
#
##
[Defines]
INF_VERSION = 0x00010005
BASE_NAME = QemuFwCfgAcpiPlatform
FILE_GUID = 17985e6f-e778-4d94-aefa-c5dd2b77e186
MODULE_TYPE = DXE_DRIVER
VERSION_STRING = 1.0
ENTRY_POINT = QemuFwCfgAcpiPlatformEntryPoint
#
# The following information is for reference only and not required by the build tools.
#
# VALID_ARCHITECTURES = IA32 X64 ARM AARCH64
#
[Sources]
QemuFwCfgAcpiPlatform.c
QemuFwCfgAcpi.c
[Packages]
MdePkg/MdePkg.dec
OvmfPkg/OvmfPkg.dec
[LibraryClasses]
BaseLib
DebugLib
MemoryAllocationLib
OrderedCollectionLib
QemuFwCfgLib
UefiBootServicesTableLib
UefiDriverEntryPoint
[Protocols]
gEfiAcpiTableProtocolGuid # PROTOCOL ALWAYS_CONSUMED
[Depex]
gEfiAcpiTableProtocolGuid
[Depex.IA32, Depex.X64]
gEfiPciEnumerationCompleteProtocolGuid