2b16a4fb91
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3737 Apply uncrustify changes to .c/.h files in the ArmVirtPkg package Cc: Andrew Fish <afish@apple.com> Cc: Leif Lindholm <leif@nuviainc.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com> Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>
140 lines
2.1 KiB
C
140 lines
2.1 KiB
C
/** @file
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Copyright (c) 2011 - 2014, ARM Ltd. All rights reserved.<BR>
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Copyright (c) 2014 - 2018, Linaro Ltd. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include <Library/ArmGenericTimerCounterLib.h>
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#include <Library/ArmLib.h>
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VOID
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EFIAPI
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ArmGenericTimerEnableTimer (
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VOID
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)
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{
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UINTN TimerCtrlReg;
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TimerCtrlReg = ArmReadCntvCtl ();
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TimerCtrlReg |= ARM_ARCH_TIMER_ENABLE;
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ArmWriteCntvCtl (TimerCtrlReg);
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}
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VOID
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EFIAPI
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ArmGenericTimerReenableTimer (
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VOID
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)
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{
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UINTN TimerCtrlReg;
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TimerCtrlReg = ArmReadCntvCtl ();
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TimerCtrlReg |= ARM_ARCH_TIMER_ENABLE;
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//
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// When running under Xen, we need to unmask the interrupt on the timer side
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// as Xen will mask it when servicing the interrupt at the hypervisor level
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// and delivering the virtual timer interrupt to the guest. Otherwise, the
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// interrupt will fire again, trapping into the hypervisor again, etc. etc.
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//
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TimerCtrlReg &= ~ARM_ARCH_TIMER_IMASK;
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ArmWriteCntvCtl (TimerCtrlReg);
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}
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VOID
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EFIAPI
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ArmGenericTimerDisableTimer (
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VOID
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)
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{
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UINTN TimerCtrlReg;
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TimerCtrlReg = ArmReadCntvCtl ();
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TimerCtrlReg &= ~ARM_ARCH_TIMER_ENABLE;
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ArmWriteCntvCtl (TimerCtrlReg);
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}
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VOID
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EFIAPI
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ArmGenericTimerSetTimerFreq (
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IN UINTN FreqInHz
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)
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{
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ArmWriteCntFrq (FreqInHz);
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}
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UINTN
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EFIAPI
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ArmGenericTimerGetTimerFreq (
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VOID
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)
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{
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return ArmReadCntFrq ();
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}
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UINTN
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EFIAPI
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ArmGenericTimerGetTimerVal (
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VOID
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)
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{
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return ArmReadCntvTval ();
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}
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VOID
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EFIAPI
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ArmGenericTimerSetTimerVal (
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IN UINTN Value
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)
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{
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ArmWriteCntvTval (Value);
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}
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UINT64
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EFIAPI
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ArmGenericTimerGetSystemCount (
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VOID
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)
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{
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return ArmReadCntvCt ();
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}
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UINTN
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EFIAPI
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ArmGenericTimerGetTimerCtrlReg (
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VOID
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)
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{
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return ArmReadCntvCtl ();
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}
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VOID
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EFIAPI
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ArmGenericTimerSetTimerCtrlReg (
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UINTN Value
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)
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{
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ArmWriteCntvCtl (Value);
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}
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UINT64
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EFIAPI
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ArmGenericTimerGetCompareVal (
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VOID
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)
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{
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return ArmReadCntvCval ();
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}
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VOID
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EFIAPI
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ArmGenericTimerSetCompareVal (
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IN UINT64 Value
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)
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{
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ArmWriteCntvCval (Value);
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}
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