audk/ArmPkg/Include/Library/ArmMonitorLib.h

43 lines
926 B
C

/** @file
Copyright (c) 2022, Arm Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef ARM_MONITOR_LIB_H_
#define ARM_MONITOR_LIB_H_
/** The size of the SMC arguments is different between AArch64 and AArch32.
The native size is used for the arguments.
It will be casted to either HVC or SMC args.
*/
typedef struct {
UINTN Arg0;
UINTN Arg1;
UINTN Arg2;
UINTN Arg3;
UINTN Arg4;
UINTN Arg5;
UINTN Arg6;
UINTN Arg7;
} ARM_MONITOR_ARGS;
/** Monitor call.
An HyperVisor Call (HVC) or System Monitor Call (SMC) will be issued
depending on the default conduit. PcdMonitorConduitHvc determines the type
of the call: if true, do an HVC.
@param [in,out] Args Arguments for the HVC/SMC.
**/
VOID
EFIAPI
ArmMonitorCall (
IN OUT ARM_MONITOR_ARGS *Args
);
#endif // ARM_MONITOR_LIB_H_