ARM Packages: Removed trailing spaces
Trailing spaces create issue/warning when generating/applying patches. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Ronald Cron <ronald.cron@arm.com> Reviewed-By: Olivier Martin <olivier.martin@arm.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15833 6f19259b-4bc3-4df7-8a09-765794883524
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oliviermartin
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@@ -2,14 +2,14 @@
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Template for Timer Architecture Protocol driver of the ARM flavor
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Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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@@ -61,7 +61,7 @@ volatile UINTN gVector;
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what source means.
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@param SystemContext Pointer to system register context. Mostly used by debuggers and will
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update the system context after the return from the interrupt if
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update the system context after the return from the interrupt if
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modified. Don't change these values unless you know what you are doing
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**/
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@@ -69,7 +69,7 @@ VOID
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EFIAPI
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TimerInterruptHandler (
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IN HARDWARE_INTERRUPT_SOURCE Source,
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IN EFI_SYSTEM_CONTEXT SystemContext
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IN EFI_SYSTEM_CONTEXT SystemContext
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)
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{
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EFI_TPL OriginalTPL;
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@@ -77,9 +77,9 @@ TimerInterruptHandler (
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//
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// DXE core uses this callback for the EFI timer tick. The DXE core uses locks
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// DXE core uses this callback for the EFI timer tick. The DXE core uses locks
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// that raise to TPL_HIGH and then restore back to current level. Thus we need
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// to make sure TPL level is set to TPL_HIGH while we are handling the timer tick.
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// to make sure TPL level is set to TPL_HIGH while we are handling the timer tick.
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//
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OriginalTPL = gBS->RaiseTPL (TPL_HIGH_LEVEL);
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@@ -88,7 +88,7 @@ TimerInterruptHandler (
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}
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// Clear all timer interrupts
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MmioWrite32 (TISR, TISR_CLEAR_ALL);
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MmioWrite32 (TISR, TISR_CLEAR_ALL);
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// Poll interrupt status bits to ensure clearing
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while ((MmioRead32 (TISR) & TISR_ALL_INTERRUPT_MASK) != TISR_NO_INTERRUPTS_PENDING);
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@@ -97,16 +97,16 @@ TimerInterruptHandler (
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}
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/**
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This function registers the handler NotifyFunction so it is called every time
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the timer interrupt fires. It also passes the amount of time since the last
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handler call to the NotifyFunction. If NotifyFunction is NULL, then the
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handler is unregistered. If the handler is registered, then EFI_SUCCESS is
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returned. If the CPU does not support registering a timer interrupt handler,
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then EFI_UNSUPPORTED is returned. If an attempt is made to register a handler
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when a handler is already registered, then EFI_ALREADY_STARTED is returned.
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If an attempt is made to unregister a handler when a handler is not registered,
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then EFI_INVALID_PARAMETER is returned. If an error occurs attempting to
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register the NotifyFunction with the timer interrupt, then EFI_DEVICE_ERROR
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This function registers the handler NotifyFunction so it is called every time
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the timer interrupt fires. It also passes the amount of time since the last
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handler call to the NotifyFunction. If NotifyFunction is NULL, then the
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handler is unregistered. If the handler is registered, then EFI_SUCCESS is
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returned. If the CPU does not support registering a timer interrupt handler,
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then EFI_UNSUPPORTED is returned. If an attempt is made to register a handler
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when a handler is already registered, then EFI_ALREADY_STARTED is returned.
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If an attempt is made to unregister a handler when a handler is not registered,
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then EFI_INVALID_PARAMETER is returned. If an error occurs attempting to
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register the NotifyFunction with the timer interrupt, then EFI_DEVICE_ERROR
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is returned.
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@param This The EFI_TIMER_ARCH_PROTOCOL instance.
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@@ -146,17 +146,17 @@ TimerDriverRegisterHandler (
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/**
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This function adjusts the period of timer interrupts to the value specified
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by TimerPeriod. If the timer period is updated, then the selected timer
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period is stored in EFI_TIMER.TimerPeriod, and EFI_SUCCESS is returned. If
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the timer hardware is not programmable, then EFI_UNSUPPORTED is returned.
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If an error occurs while attempting to update the timer period, then the
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timer hardware will be put back in its state prior to this call, and
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EFI_DEVICE_ERROR is returned. If TimerPeriod is 0, then the timer interrupt
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is disabled. This is not the same as disabling the CPU's interrupts.
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Instead, it must either turn off the timer hardware, or it must adjust the
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interrupt controller so that a CPU interrupt is not generated when the timer
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interrupt fires.
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This function adjusts the period of timer interrupts to the value specified
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by TimerPeriod. If the timer period is updated, then the selected timer
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period is stored in EFI_TIMER.TimerPeriod, and EFI_SUCCESS is returned. If
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the timer hardware is not programmable, then EFI_UNSUPPORTED is returned.
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If an error occurs while attempting to update the timer period, then the
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timer hardware will be put back in its state prior to this call, and
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EFI_DEVICE_ERROR is returned. If TimerPeriod is 0, then the timer interrupt
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is disabled. This is not the same as disabling the CPU's interrupts.
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Instead, it must either turn off the timer hardware, or it must adjust the
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interrupt controller so that a CPU interrupt is not generated when the timer
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interrupt fires.
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@param This The EFI_TIMER_ARCH_PROTOCOL instance.
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@param TimerPeriod The rate to program the timer interrupt in 100 nS units. If
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@@ -182,13 +182,13 @@ TimerDriverSetTimerPeriod (
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EFI_STATUS Status;
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UINT64 TimerCount;
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INT32 LoadValue;
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if (TimerPeriod == 0) {
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// Turn off GPTIMER3
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MmioWrite32 (TCLR, TCLR_ST_OFF);
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Status = gInterrupt->DisableInterruptSource(gInterrupt, gVector);
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} else {
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Status = gInterrupt->DisableInterruptSource(gInterrupt, gVector);
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} else {
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// Calculate required timer count
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TimerCount = DivU64x32(TimerPeriod * 100, PcdGet32(PcdEmbeddedPerformanceCounterPeriodInNanoseconds));
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@@ -203,7 +203,7 @@ TimerDriverSetTimerPeriod (
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// Turn on GPTIMER3, it will reload at overflow
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MmioWrite32 (TCLR, TCLR_AR_AUTORELOAD | TCLR_ST_ON);
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Status = gInterrupt->EnableInterruptSource(gInterrupt, gVector);
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Status = gInterrupt->EnableInterruptSource(gInterrupt, gVector);
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}
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//
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@@ -215,9 +215,9 @@ TimerDriverSetTimerPeriod (
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/**
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This function retrieves the period of timer interrupts in 100 ns units,
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returns that value in TimerPeriod, and returns EFI_SUCCESS. If TimerPeriod
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is NULL, then EFI_INVALID_PARAMETER is returned. If a TimerPeriod of 0 is
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This function retrieves the period of timer interrupts in 100 ns units,
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returns that value in TimerPeriod, and returns EFI_SUCCESS. If TimerPeriod
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is NULL, then EFI_INVALID_PARAMETER is returned. If a TimerPeriod of 0 is
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returned, then the timer is currently disabled.
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@param This The EFI_TIMER_ARCH_PROTOCOL instance.
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@@ -245,12 +245,12 @@ TimerDriverGetTimerPeriod (
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}
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/**
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This function generates a soft timer interrupt. If the platform does not support soft
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timer interrupts, then EFI_UNSUPPORTED is returned. Otherwise, EFI_SUCCESS is returned.
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If a handler has been registered through the EFI_TIMER_ARCH_PROTOCOL.RegisterHandler()
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service, then a soft timer interrupt will be generated. If the timer interrupt is
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enabled when this service is called, then the registered handler will be invoked. The
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registered handler should not be able to distinguish a hardware-generated timer
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This function generates a soft timer interrupt. If the platform does not support soft
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timer interrupts, then EFI_UNSUPPORTED is returned. Otherwise, EFI_SUCCESS is returned.
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If a handler has been registered through the EFI_TIMER_ARCH_PROTOCOL.RegisterHandler()
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service, then a soft timer interrupt will be generated. If the timer interrupt is
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enabled when this service is called, then the registered handler will be invoked. The
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registered handler should not be able to distinguish a hardware-generated timer
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interrupt from a software-generated timer interrupt.
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@param This The EFI_TIMER_ARCH_PROTOCOL instance.
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@@ -273,24 +273,24 @@ TimerDriverGenerateSoftInterrupt (
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Interface stucture for the Timer Architectural Protocol.
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@par Protocol Description:
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This protocol provides the services to initialize a periodic timer
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This protocol provides the services to initialize a periodic timer
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interrupt, and to register a handler that is called each time the timer
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interrupt fires. It may also provide a service to adjust the rate of the
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periodic timer interrupt. When a timer interrupt occurs, the handler is
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passed the amount of time that has passed since the previous timer
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periodic timer interrupt. When a timer interrupt occurs, the handler is
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passed the amount of time that has passed since the previous timer
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interrupt.
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@param RegisterHandler
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Registers a handler that will be called each time the
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timer interrupt fires. TimerPeriod defines the minimum
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time between timer interrupts, so TimerPeriod will also
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be the minimum time between calls to the registered
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Registers a handler that will be called each time the
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timer interrupt fires. TimerPeriod defines the minimum
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time between timer interrupts, so TimerPeriod will also
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be the minimum time between calls to the registered
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handler.
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@param SetTimerPeriod
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Sets the period of the timer interrupt in 100 nS units.
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This function is optional, and may return EFI_UNSUPPORTED.
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If this function is supported, then the timer period will
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Sets the period of the timer interrupt in 100 nS units.
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This function is optional, and may return EFI_UNSUPPORTED.
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If this function is supported, then the timer period will
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be rounded up to the nearest supported timer period.
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@@ -298,8 +298,8 @@ TimerDriverGenerateSoftInterrupt (
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Retrieves the period of the timer interrupt in 100 nS units.
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@param GenerateSoftInterrupt
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Generates a soft timer interrupt that simulates the firing of
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the timer interrupt. This service can be used to invoke the registered handler if the timer interrupt has been masked for
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Generates a soft timer interrupt that simulates the firing of
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the timer interrupt. This service can be used to invoke the registered handler if the timer interrupt has been masked for
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a period of time.
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**/
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