diff options
| author | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-09-26 07:15:48 +0000 |
|---|---|---|
| committer | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-09-26 07:15:48 +0000 |
| commit | 610698361dea9357163591a465923e54edcba32a (patch) | |
| tree | 667c3642fed37e3987c1eefb91e2119576114984 /OvmfPkg/Library | |
| parent | 670d495b19abebaed3ffde1e9293eb270a68ca3c (diff) | |
| download | edk2-platforms-610698361dea9357163591a465923e54edcba32a.tar.xz | |
OVMF: Add library to customize the EMU Variable FVB driver.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9316 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'OvmfPkg/Library')
| -rw-r--r-- | OvmfPkg/Library/EmuVariableFvbLib/EmuVariableFvbLib.c | 50 | ||||
| -rw-r--r-- | OvmfPkg/Library/EmuVariableFvbLib/EmuVariableFvbLib.inf | 48 |
2 files changed, 98 insertions, 0 deletions
diff --git a/OvmfPkg/Library/EmuVariableFvbLib/EmuVariableFvbLib.c b/OvmfPkg/Library/EmuVariableFvbLib/EmuVariableFvbLib.c new file mode 100644 index 0000000000..d16be5a5f2 --- /dev/null +++ b/OvmfPkg/Library/EmuVariableFvbLib/EmuVariableFvbLib.c @@ -0,0 +1,50 @@ +/** @file
+ OVMF platform customization for EMU Variable FVB driver
+
+ Copyright (c) 2009, Intel Corporation
+ All rights reserved. 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 "PiDxe.h"
+#include <Library/DebugLib.h>
+#include <Library/PcdLib.h>
+#include <Library/PlatformFvbLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/UefiRuntimeLib.h>
+
+
+/**
+ This function will be called following a call to the
+ EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL Write function.
+
+ @param[in] This EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL instance.
+ @param[in] Lba The starting logical block index to written to.
+
+**/
+VOID
+EFIAPI
+PlatformFvbDataWritten (
+ IN CONST EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *This,
+ IN EFI_LBA Lba
+ )
+{
+ STATIC EFI_EVENT EventToSignal = NULL;
+
+ if (!EfiAtRuntime ()) {
+ if (EventToSignal == NULL) {
+ EventToSignal = (EFI_EVENT)(UINTN) PcdGet64 (PcdEmuVariableEvent);
+ }
+ if (EventToSignal != NULL) {
+ gBS->SignalEvent (EventToSignal);
+ }
+ }
+}
+
+
diff --git a/OvmfPkg/Library/EmuVariableFvbLib/EmuVariableFvbLib.inf b/OvmfPkg/Library/EmuVariableFvbLib/EmuVariableFvbLib.inf new file mode 100644 index 0000000000..b6fb4dc087 --- /dev/null +++ b/OvmfPkg/Library/EmuVariableFvbLib/EmuVariableFvbLib.inf @@ -0,0 +1,48 @@ +#/** @file
+# OVMF platform customization for EMU Variable FVB driver
+#
+# This library handles hooks for the EMU Variable FVB driver.
+#
+# Copyright (c) 2006 - 2009, Intel Corporation
+#
+# All rights reserved. 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 = EmuVariableFvbLib
+ FILE_GUID = 8a6062ed-7140-4a74-b4ea-fe900e79e24b
+ MODULE_TYPE = BASE
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = PlatformFvbLib|DXE_RUNTIME_DRIVER
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+# VALID_ARCHITECTURES = IA32 X64 IPF EBC
+#
+
+[Sources.common]
+ EmuVariableFvbLib.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+ OvmfPkg/OvmfPkg.dec
+
+[LibraryClasses]
+ BaseLib
+ BaseMemoryLib
+ DebugLib
+ MemoryAllocationLib
+
+[Pcd]
+ gUefiOvmfPkgTokenSpaceGuid.PcdEmuVariableEvent
+
|