audk/MdePkg/Library/BaseLib/RiscV64/CpuPause.c

30 lines
537 B
C

/** @file
CPU pause for RISC-V
Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "BaseLibInternals.h"
extern VOID RiscVCpuPause (VOID);
/**
Requests CPU to pause for a short period of time.
Requests CPU to pause for a short period of time. Typically used in MP
systems to prevent memory starvation while waiting for a spin lock.
**/
VOID
EFIAPI
CpuPause (
VOID
)
{
RiscVCpuPause ();
}