/** @file
OVMF platform customization for EMU Variable FVB driver
Copyright (c) 2009 - 2011, 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 "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_BLOCK2_PROTOCOL Read function.
@param[in] This The EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL instance.
@param[in] Lba The starting logical block index
from which to read.
@param[in] Offset Offset into the block at which to begin reading.
@param[in] NumBytes The number of bytes read.
@param[in] Buffer Pointer to the buffer that was read, and will be
returned to the caller.
**/
VOID
EFIAPI
PlatformFvbDataRead (
IN CONST EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL *This,
IN EFI_LBA Lba,
IN UINTN Offset,
IN UINTN NumBytes,
IN UINT8 *Buffer
)
{
}
/**
This function will be called following a call to the
EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL Write function.
@param[in] This EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL instance.
@param[in] Lba The starting logical block index to written to.
@param[in] Offset Offset into the block at which to begin writing.
@param[in] NumBytes The number of bytes written.
@param[in] Buffer Pointer to the buffer that was written.
**/
VOID
EFIAPI
PlatformFvbDataWritten (
IN CONST EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL *This,
IN EFI_LBA Lba,
IN UINTN Offset,
IN UINTN NumBytes,
IN UINT8 *Buffer
)
{
STATIC EFI_EVENT EventToSignal = NULL;
if (!EfiAtRuntime ()) {
if (EventToSignal == NULL) {
EventToSignal = (EFI_EVENT)(UINTN) PcdGet64 (PcdEmuVariableEvent);
}
if (EventToSignal != NULL) {
gBS->SignalEvent (EventToSignal);
}
}
}
/**
This function will be called following a call to the
EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL Erase function.
@param This Indicates the EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL
instance.
@param List The variable argument list as documented for
the EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL Erase
function.
**/
VOID
EFIAPI
PlatformFvbBlocksErased (
IN CONST EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL *This,
IN VA_LIST List
)
{
}