MdePkg/Library/BaseLib/RiscV64/GetInterruptState.c

   1 /** @file
   2   CPU get interrupt state function for RISC-V
   3
   4   Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
   5
   6   SPDX-License-Identifier: BSD-2-Clause-Patent
   7 **/
   8
   9 #include "BaseLibInternals.h"
  10
  11 extern UINT32 RiscVGetSupervisorModeInterrupts (VOID);
  12
  13 /**
  14   Retrieves the current CPU interrupt state.
  15
  16   Returns TRUE is interrupts are currently enabled. Otherwise
  17   returns FALSE.
  18
  19   @retval TRUE  CPU interrupts are enabled.
  20   @retval FALSE CPU interrupts are disabled.
  21
  22 **/
  23 BOOLEAN
  24 EFIAPI
  25 GetInterruptState (
  26   VOID
  27   )
  28 {
  29   unsigned long RetValue;
  30
  31   RetValue = RiscVGetSupervisorModeInterrupts ();
  32   return RetValue? TRUE: FALSE;
  33 }
  34
  35