From c2b575d4fdea6ac4b4f1f3a3aac7028f02d26cc5 Mon Sep 17 00:00:00 2001 From: Guo Mang Date: Thu, 27 Apr 2017 11:32:47 +0800 Subject: EmulatorPkg: Remove unused Package Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Guo Mang --- EmulatorPkg/TimerDxe/Timer.c | 352 ----------------------------------------- EmulatorPkg/TimerDxe/Timer.h | 73 --------- EmulatorPkg/TimerDxe/Timer.inf | 59 ------- 3 files changed, 484 deletions(-) delete mode 100644 EmulatorPkg/TimerDxe/Timer.c delete mode 100644 EmulatorPkg/TimerDxe/Timer.h delete mode 100644 EmulatorPkg/TimerDxe/Timer.inf (limited to 'EmulatorPkg/TimerDxe') diff --git a/EmulatorPkg/TimerDxe/Timer.c b/EmulatorPkg/TimerDxe/Timer.c deleted file mode 100644 index 8d246726ac..0000000000 --- a/EmulatorPkg/TimerDxe/Timer.c +++ /dev/null @@ -1,352 +0,0 @@ -/*++ @file - Emu Emulation Timer Architectural Protocol Driver as defined in DXE CIS - - This Timer module uses an Emu Thread to simulate the timer-tick driven - timer service. In the future, the Thread creation should possibly be - abstracted by the CPU architectural protocol - -Copyright (c) 2004 - 2016, Intel Corporation. All rights reserved.
-Portions copyright (c) 2010 - 2011, Apple Inc. 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 -#include -#include "Timer.h" -#include -#include -#include -#include -#include -#include -#include - -// -// Pointer to the CPU Architectural Protocol instance -// -EFI_CPU_ARCH_PROTOCOL *mCpu; - -// -// The Timer Architectural Protocol that this driver produces -// -EFI_TIMER_ARCH_PROTOCOL mTimer = { - EmuTimerDriverRegisterHandler, - EmuTimerDriverSetTimerPeriod, - EmuTimerDriverGetTimerPeriod, - EmuTimerDriverGenerateSoftInterrupt -}; - -// -// The notification function to call on every timer interrupt -// -EFI_TIMER_NOTIFY mTimerNotifyFunction = NULL; - -// -// The current period of the timer interrupt -// -UINT64 mTimerPeriodMs; - - -VOID -EFIAPI -TimerCallback (UINT64 DeltaMs) -{ - EFI_TPL OriginalTPL; - EFI_TIMER_NOTIFY CallbackFunction; - - - OriginalTPL = gBS->RaiseTPL (TPL_HIGH_LEVEL); - - if (OriginalTPL < TPL_HIGH_LEVEL) { - CallbackFunction = mTimerNotifyFunction; - - // - // Only invoke the callback function if a Non-NULL handler has been - // registered. Assume all other handlers are legal. - // - if (CallbackFunction != NULL) { - CallbackFunction (MultU64x32 (DeltaMs, 10000)); - } - } - - gBS->RestoreTPL (OriginalTPL); - -} - -EFI_STATUS -EFIAPI -EmuTimerDriverRegisterHandler ( - IN EFI_TIMER_ARCH_PROTOCOL *This, - IN EFI_TIMER_NOTIFY NotifyFunction - ) -/*++ - -Routine Description: - - This function registers the handler NotifyFunction so it is called every time - the timer interrupt fires. It also passes the amount of time since the last - handler call to the NotifyFunction. If NotifyFunction is NULL, then the - handler is unregistered. If the handler is registered, then EFI_SUCCESS is - returned. If the CPU does not support registering a timer interrupt handler, - then EFI_UNSUPPORTED is returned. If an attempt is made to register a handler - when a handler is already registered, then EFI_ALREADY_STARTED is returned. - If an attempt is made to unregister a handler when a handler is not registered, - then EFI_INVALID_PARAMETER is returned. If an error occurs attempting to - register the NotifyFunction with the timer interrupt, then EFI_DEVICE_ERROR - is returned. - -Arguments: - - This - The EFI_TIMER_ARCH_PROTOCOL instance. - - NotifyFunction - The function to call when a timer interrupt fires. This - function executes at TPL_HIGH_LEVEL. The DXE Core will - register a handler for the timer interrupt, so it can know - how much time has passed. This information is used to - signal timer based events. NULL will unregister the handler. - -Returns: - - EFI_SUCCESS - The timer handler was registered. - - EFI_UNSUPPORTED - The platform does not support timer interrupts. - - EFI_ALREADY_STARTED - NotifyFunction is not NULL, and a handler is already - registered. - - EFI_INVALID_PARAMETER - NotifyFunction is NULL, and a handler was not - previously registered. - - EFI_DEVICE_ERROR - The timer handler could not be registered. - -**/ -{ - // - // Check for invalid parameters - // - if (NotifyFunction == NULL && mTimerNotifyFunction == NULL) { - return EFI_INVALID_PARAMETER; - } - - if (NotifyFunction != NULL && mTimerNotifyFunction != NULL) { - return EFI_ALREADY_STARTED; - } - - if (NotifyFunction == NULL) { - /* Disable timer. */ - gEmuThunk->SetTimer (0, TimerCallback); - } else if (mTimerNotifyFunction == NULL) { - /* Enable Timer. */ - gEmuThunk->SetTimer (mTimerPeriodMs, TimerCallback); - } - mTimerNotifyFunction = NotifyFunction; - - return EFI_SUCCESS; -} - -EFI_STATUS -EFIAPI -EmuTimerDriverSetTimerPeriod ( - IN EFI_TIMER_ARCH_PROTOCOL *This, - IN UINT64 TimerPeriod - ) -/*++ - -Routine Description: - - This function adjusts the period of timer interrupts to the value specified - by TimerPeriod. If the timer period is updated, then the selected timer - period is stored in EFI_TIMER.TimerPeriod, and EFI_SUCCESS is returned. If - the timer hardware is not programmable, then EFI_UNSUPPORTED is returned. - If an error occurs while attempting to update the timer period, then the - timer hardware will be put back in its state prior to this call, and - EFI_DEVICE_ERROR is returned. If TimerPeriod is 0, then the timer interrupt - is disabled. This is not the same as disabling the CPU's interrupts. - Instead, it must either turn off the timer hardware, or it must adjust the - interrupt controller so that a CPU interrupt is not generated when the timer - interrupt fires. - -Arguments: - - This - The EFI_TIMER_ARCH_PROTOCOL instance. - - TimerPeriod - The rate to program the timer interrupt in 100 nS units. If - the timer hardware is not programmable, then EFI_UNSUPPORTED is - returned. If the timer is programmable, then the timer period - will be rounded up to the nearest timer period that is supported - by the timer hardware. If TimerPeriod is set to 0, then the - timer interrupts will be disabled. - -Returns: - - EFI_SUCCESS - The timer period was changed. - - EFI_UNSUPPORTED - The platform cannot change the period of the timer interrupt. - - EFI_DEVICE_ERROR - The timer period could not be changed due to a device error. - -**/ -{ - - // - // If TimerPeriod is 0, then the timer thread should be canceled - // If the TimerPeriod is valid, then create and/or adjust the period of the timer thread - // - if (TimerPeriod == 0 - || ((TimerPeriod > TIMER_MINIMUM_VALUE) - && (TimerPeriod < TIMER_MAXIMUM_VALUE))) { - mTimerPeriodMs = DivU64x32 (TimerPeriod + 5000, 10000); - - gEmuThunk->SetTimer (mTimerPeriodMs, TimerCallback); - } - - return EFI_SUCCESS; -} - -EFI_STATUS -EFIAPI -EmuTimerDriverGetTimerPeriod ( - IN EFI_TIMER_ARCH_PROTOCOL *This, - OUT UINT64 *TimerPeriod - ) -/*++ - -Routine Description: - - This function retrieves the period of timer interrupts in 100 ns units, - returns that value in TimerPeriod, and returns EFI_SUCCESS. If TimerPeriod - is NULL, then EFI_INVALID_PARAMETER is returned. If a TimerPeriod of 0 is - returned, then the timer is currently disabled. - -Arguments: - - This - The EFI_TIMER_ARCH_PROTOCOL instance. - - TimerPeriod - A pointer to the timer period to retrieve in 100 ns units. If - 0 is returned, then the timer is currently disabled. - -Returns: - - EFI_SUCCESS - The timer period was returned in TimerPeriod. - - EFI_INVALID_PARAMETER - TimerPeriod is NULL. - -**/ -{ - if (TimerPeriod == NULL) { - return EFI_INVALID_PARAMETER; - } - - *TimerPeriod = MultU64x32 (mTimerPeriodMs, 10000); - - return EFI_SUCCESS; -} - -EFI_STATUS -EFIAPI -EmuTimerDriverGenerateSoftInterrupt ( - IN EFI_TIMER_ARCH_PROTOCOL *This - ) -/*++ - -Routine Description: - - This function generates a soft timer interrupt. If the platform does not support soft - timer interrupts, then EFI_UNSUPPORTED is returned. Otherwise, EFI_SUCCESS is returned. - If a handler has been registered through the EFI_TIMER_ARCH_PROTOCOL.RegisterHandler() - service, then a soft timer interrupt will be generated. If the timer interrupt is - enabled when this service is called, then the registered handler will be invoked. The - registered handler should not be able to distinguish a hardware-generated timer - interrupt from a software-generated timer interrupt. - -Arguments: - - This - The EFI_TIMER_ARCH_PROTOCOL instance. - -Returns: - - EFI_SUCCESS - The soft timer interrupt was generated. - - EFI_UNSUPPORTED - The platform does not support the generation of soft timer interrupts. - -**/ -{ - return EFI_UNSUPPORTED; -} - -EFI_STATUS -EFIAPI -EmuTimerDriverInitialize ( - IN EFI_HANDLE ImageHandle, - IN EFI_SYSTEM_TABLE *SystemTable - ) -/*++ - -Routine Description: - - Initialize the Timer Architectural Protocol driver - -Arguments: - - ImageHandle - ImageHandle of the loaded driver - - SystemTable - Pointer to the System Table - -Returns: - - EFI_SUCCESS - Timer Architectural Protocol created - - EFI_OUT_OF_RESOURCES - Not enough resources available to initialize driver. - - EFI_DEVICE_ERROR - A device error occured attempting to initialize the driver. - -**/ -{ - EFI_STATUS Status; - EFI_HANDLE Handle; - - // - // Make sure the Timer Architectural Protocol is not already installed in the system - // - ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gEfiTimerArchProtocolGuid); - - // - // Get the CPU Architectural Protocol instance - // - Status = gBS->LocateProtocol (&gEfiCpuArchProtocolGuid, NULL, (void *)&mCpu); - ASSERT_EFI_ERROR (Status); - - // - // Start the timer thread at the default timer period - // - Status = mTimer.SetTimerPeriod (&mTimer, DEFAULT_TIMER_TICK_DURATION); - if (EFI_ERROR (Status)) { - return Status; - } - - // - // Install the Timer Architectural Protocol onto a new handle - // - Handle = NULL; - Status = gBS->InstallProtocolInterface ( - &Handle, - &gEfiTimerArchProtocolGuid, - EFI_NATIVE_INTERFACE, - &mTimer - ); - if (EFI_ERROR (Status)) { - return Status; - } - - - return EFI_SUCCESS; -} diff --git a/EmulatorPkg/TimerDxe/Timer.h b/EmulatorPkg/TimerDxe/Timer.h deleted file mode 100644 index ca5b43b025..0000000000 --- a/EmulatorPkg/TimerDxe/Timer.h +++ /dev/null @@ -1,73 +0,0 @@ -/*++ @file - Emu Emulation Architectural Protocol Driver as defined in UEFI/PI. - This Timer module uses an UNIX Thread to simulate the timer-tick driven - timer service. - -Copyright (c) 2006, Intel Corporation. All rights reserved.
-Portions copyright (c) 2010 - 2011, Apple Inc. 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. - - -**/ - -#ifndef _TIMER_H_ -#define _TIMER_H_ - - - - -// -// Legal timer value range in 100 ns units -// -#define TIMER_MINIMUM_VALUE 0 -#define TIMER_MAXIMUM_VALUE (0x100000000ULL - 1) - -// -// Default timer value in 100 ns units (50 ms) -// -#define DEFAULT_TIMER_TICK_DURATION 500000 - -// -// Function Prototypes -// -EFI_STATUS -EFIAPI -EmuTimerDriverInitialize ( - IN EFI_HANDLE ImageHandle, - IN EFI_SYSTEM_TABLE *SystemTable - ); - -EFI_STATUS -EFIAPI -EmuTimerDriverRegisterHandler ( - IN EFI_TIMER_ARCH_PROTOCOL *This, - IN EFI_TIMER_NOTIFY NotifyFunction - ); - -EFI_STATUS -EFIAPI -EmuTimerDriverSetTimerPeriod ( - IN EFI_TIMER_ARCH_PROTOCOL *This, - IN UINT64 TimerPeriod - ); - -EFI_STATUS -EFIAPI -EmuTimerDriverGetTimerPeriod ( - IN EFI_TIMER_ARCH_PROTOCOL *This, - OUT UINT64 *TimerPeriod - ); - -EFI_STATUS -EFIAPI -EmuTimerDriverGenerateSoftInterrupt ( - IN EFI_TIMER_ARCH_PROTOCOL *This - ); - -#endif diff --git a/EmulatorPkg/TimerDxe/Timer.inf b/EmulatorPkg/TimerDxe/Timer.inf deleted file mode 100644 index 713f8eac0b..0000000000 --- a/EmulatorPkg/TimerDxe/Timer.inf +++ /dev/null @@ -1,59 +0,0 @@ -## @file -# Emu Emulation Timer Architectural Protocol Driver as defined in DXE CIS -# -# Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.
-# Portions copyright (c) 2011, Apple Inc. 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 = EmuTimer - FILE_GUID = 87E1BB14-4D5C-7C4E-A90E-E1415687D062 - MODULE_TYPE = DXE_DRIVER - VERSION_STRING = 1.0 - - ENTRY_POINT = EmuTimerDriverInitialize - -# -# The following information is for reference only and not required by the build tools. -# -# VALID_ARCHITECTURES = IA32 X64 IPF EBC -# - -[Sources] - Timer.c - Timer.h - - -[Packages] - MdePkg/MdePkg.dec - EmulatorPkg/EmulatorPkg.dec - - -[LibraryClasses] - UefiBootServicesTableLib - MemoryAllocationLib - EmuThunkLib - UefiDriverEntryPoint - UefiLib - DebugLib - BaseLib - - -[Protocols] - gEfiCpuArchProtocolGuid # PROTOCOL ALWAYS_CONSUMED - gEfiTimerArchProtocolGuid # PROTOCOL ALWAYS_PRODUCED - - -[Depex] - gEfiCpuArchProtocolGuid - -- cgit v1.2.3