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/**@file
Copyright (c) 2006, 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.
Module Name:
Timer.h
Abstract:
NT Emulation Architectural Protocol Driver as defined in Tiano.
This Timer module uses an NT Thread to simulate the timer-tick driven
timer service.
**/
#ifndef _TIMER_H_
#define _TIMER_H_
#include <Uefi.h>
#include <WinNtDxe.h>
#include <Protocol/Timer.h>
#include <Protocol/Cpu.h>
#include <Library/DebugLib.h>
#include <Library/UefiDriverEntryPoint.h>
#include <Library/WinNtLib.h>
#include <Library/UefiBootServicesTableLib.h>
//
// Legal timer value range in 100 ns units
//
#define TIMER_MINIMUM_VALUE 0
#define TIMER_MAXIMUM_VALUE (0x100000000 - 1)
//
// Default timer value in 100 ns units (10 ms)
//
#define DEFAULT_TIMER_TICK_DURATION 100000
//
// Function Prototypes
//
EFI_STATUS
EFIAPI
WinNtTimerDriverInitialize (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
/*++
Routine Description:
TODO: Add function description
Arguments:
ImageHandle - TODO: add argument description
SystemTable - TODO: add argument description
Returns:
TODO: add return values
--*/
;
EFI_STATUS
EFIAPI
WinNtTimerDriverRegisterHandler (
IN EFI_TIMER_ARCH_PROTOCOL *This,
IN EFI_TIMER_NOTIFY NotifyFunction
)
/*++
Routine Description:
TODO: Add function description
Arguments:
This - TODO: add argument description
NotifyFunction - TODO: add argument description
Returns:
TODO: add return values
--*/
;
EFI_STATUS
EFIAPI
WinNtTimerDriverSetTimerPeriod (
IN EFI_TIMER_ARCH_PROTOCOL *This,
IN UINT64 TimerPeriod
)
/*++
Routine Description:
TODO: Add function description
Arguments:
This - TODO: add argument description
TimerPeriod - TODO: add argument description
Returns:
TODO: add return values
--*/
;
EFI_STATUS
EFIAPI
WinNtTimerDriverGetTimerPeriod (
IN EFI_TIMER_ARCH_PROTOCOL *This,
OUT UINT64 *TimerPeriod
)
/*++
Routine Description:
TODO: Add function description
Arguments:
This - TODO: add argument description
TimerPeriod - TODO: add argument description
Returns:
TODO: add return values
--*/
;
EFI_STATUS
EFIAPI
WinNtTimerDriverGenerateSoftInterrupt (
IN EFI_TIMER_ARCH_PROTOCOL *This
)
/*++
Routine Description:
TODO: Add function description
Arguments:
This - TODO: add argument description
Returns:
TODO: add return values
--*/
;
#endif
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